/* AI Flashcards tool */

.flashcards-header-note {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.flashcards-shell {
  gap: 28px;
}

.flashcards-top-grid,
.flashcards-workspace-grid,
.flashcards-practice-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(300px, 0.9fr);
  gap: 24px;
  align-items: start;
}

.flashcards-practice-layout {
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.85fr);
}

.flashcards-generator-card,
.flashcards-side-card,
.flashcards-workspace-card,
.flashcards-saved-card,
.flashcards-practice-stage {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.light-mode .flashcards-generator-card,
.light-mode .flashcards-side-card,
.light-mode .flashcards-workspace-card,
.light-mode .flashcards-saved-card,
.light-mode .flashcards-practice-stage {
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(15, 23, 42, 0.08);
  box-shadow: 0 15px 40px rgba(15, 23, 42, 0.06);
}

.flashcards-mode-tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 999px;
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-mode-tab {
  border: none;
  border-radius: 999px;
  padding: 10px 16px;
  font-weight: 700;
  font-size: 0.95rem;
  background: transparent;
  color: var(--dark-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.flashcards-mode-tab:hover,
.flashcards-mode-tab.is-active {
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: 0 10px 24px rgba(58, 90, 254, 0.25);
}

.flashcards-source-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.flashcards-source-panel.is-hidden {
  display: none;
}

.flashcards-label {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--dark-text);
}

.flashcards-input,
.flashcards-select,
.flashcards-textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--dark-text);
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
}

.light-mode .flashcards-input,
.light-mode .flashcards-select,
.light-mode .flashcards-textarea {
  background: rgba(248, 250, 252, 0.92);
  border-color: rgba(15, 23, 42, 0.1);
}

.flashcards-select {
  color-scheme: dark;
}

.flashcards-select option,
.flashcards-select optgroup {
  background: #182033;
  color: #f8fafc;
}

.flashcards-select option:checked,
.flashcards-select option:hover {
  background: #36405c;
  color: #ffffff;
}

.flashcards-select option:disabled {
  color: rgba(248, 250, 252, 0.5);
}

.light-mode .flashcards-select {
  color-scheme: light;
}

.light-mode .flashcards-select option,
.light-mode .flashcards-select optgroup {
  background: #ffffff;
  color: #0f172a;
}

.light-mode .flashcards-select option:checked,
.light-mode .flashcards-select option:hover {
  background: #e2e8f0;
  color: #0f172a;
}

.flashcards-input:focus,
.flashcards-select:focus,
.flashcards-textarea:focus,
.flashcards-search-input:focus,
.flashcards-title-editor:focus {
  outline: none;
  border-color: rgba(var(--primary-color-rgb), 0.55);
  box-shadow: 0 0 0 4px rgba(var(--primary-color-rgb), 0.14);
}

.flashcards-textarea {
  min-height: 220px;
  resize: vertical;
}

.flashcards-field-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.flashcards-counter {
  font-size: 0.82rem;
  opacity: 0.8;
}

.pdf-upload-area {
  border: 2px dashed rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 2.4rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.03);
}

.pdf-upload-area:hover,
.pdf-upload-area.drag-over {
  border-color: var(--primary-medium);
  background: rgba(var(--primary-color-rgb), 0.08);
  transform: translateY(-2px);
}

.pdf-upload-icon {
  font-size: 3rem;
  margin-bottom: 0.9rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pdf-upload-text {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.pdf-upload-hint {
  font-size: 0.9rem;
  opacity: 0.72;
  margin-bottom: 1rem;
}

.flashcards-settings-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.flashcards-settings-grid.is-hidden-from-stage,
.flashcards-settings-grid[hidden] {
  display: none !important;
}

.flashcards-settings-grid.is-pdf-mode {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.flashcards-settings-grid.is-custom-range-visible {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.flashcards-pdf-setting[hidden] {
  display: none !important;
}

.flashcards-settings-grid.is-custom-range-visible #flashcardsPdfPageRangeSetting {
  grid-column: span 2;
}

.flashcards-setting {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flashcards-generator-footer {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cf-turnstile.is-local-bypass {
  display: none;
}

.flashcards-security-note {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 0.92rem;
}

.flashcards-security-note.is-hidden {
  display: none;
}

.flashcards-security-note.is-hidden:empty {
  display: none;
}

.flashcards-security-note.is-local-bypass {
  border: 1px dashed rgba(16, 185, 129, 0.35);
  background: rgba(16, 185, 129, 0.1);
  color: var(--dark-text);
}

.flashcards-action-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.flashcards-helper-copy {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.88rem;
  opacity: 0.85;
}

.flashcards-helper-copy span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.flashcards-generate-btn {
  min-width: 220px;
}

.flashcards-status-bar {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.95rem;
  color: var(--dark-text);
  line-height: 1.55;
  min-height: 58px;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.flashcards-status-bar.is-loading {
  border-color: rgba(59, 130, 246, 0.35);
  background: rgba(59, 130, 246, 0.12);
  box-shadow: 0 12px 28px rgba(59, 130, 246, 0.12);
}

.flashcards-status-bar.is-success {
  border-color: rgba(16, 185, 129, 0.35);
  background: rgba(16, 185, 129, 0.12);
  box-shadow: 0 12px 28px rgba(16, 185, 129, 0.12);
}

.flashcards-status-bar.is-error {
  border-color: rgba(239, 68, 68, 0.35);
  background: rgba(239, 68, 68, 0.12);
  box-shadow: 0 12px 28px rgba(239, 68, 68, 0.12);
}

.flashcards-generator-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(380px, 0.96fr);
  gap: 24px;
  align-items: start;
}

.flashcards-generator-intro {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.flashcards-generator-intro .flashcards-generator-head {
  margin-bottom: 0;
}

.flashcards-generator-builder {
  padding: 24px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.28), rgba(15, 23, 42, 0.16));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 18px 40px rgba(0, 0, 0, 0.12);
}

.light-mode .flashcards-generator-builder {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(248, 250, 252, 0.9));
  border-color: rgba(148, 163, 184, 0.14);
}

.flashcards-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.flashcards-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
  font-weight: 700;
}

.flashcards-hero-points {
  display: grid;
  gap: 12px;
}

.flashcards-hero-point {
  padding: 16px 18px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-hero-point strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}

.flashcards-hero-point p {
  margin: 0;
  color: rgba(226, 232, 240, 0.82);
  line-height: 1.65;
}

.flashcards-hero-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.flashcards-hero-flow-step {
  padding: 16px 18px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-hero-flow-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border-radius: 12px;
  background: rgba(var(--primary-color-rgb), 0.14);
  color: var(--primary-color);
  font-size: 0.92rem;
  font-weight: 800;
}

.flashcards-hero-flow-step strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}

.flashcards-hero-flow-step p {
  margin: 0;
  color: rgba(226, 232, 240, 0.82);
  line-height: 1.6;
}

.flashcards-hero-inline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  padding-top: 2px;
  color: rgba(226, 232, 240, 0.76);
  font-size: 0.92rem;
}

.flashcards-hero-inline-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.flashcards-hero-trust {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.flashcards-hero-trust-item {
  padding: 14px 15px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-hero-trust-item span {
  display: block;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(191, 219, 254, 0.72);
}

.flashcards-hero-trust-item strong {
  display: block;
  margin-top: 6px;
  font-size: 0.95rem;
  line-height: 1.45;
}

.flashcards-marketing-section {
  padding-top: 6px;
}

.flashcards-landing-stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.flashcards-seo-section {
  padding: 28px 30px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.light-mode .flashcards-seo-section {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 248, 255, 0.96));
  border-color: rgba(148, 163, 184, 0.16);
}

.flashcards-section-header-left {
  margin-bottom: 18px;
  text-align: left;
}

.flashcards-section-header-left h2 {
  margin: 0 0 8px;
}

.flashcards-section-header-left p {
  margin: 0;
  max-width: 780px;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.7;
}

.light-mode .flashcards-section-header-left p {
  color: rgba(71, 85, 105, 0.82);
}

.flashcards-how-grid,
.flashcards-use-cases-grid,
.flashcards-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.flashcards-how-card,
.flashcards-use-case-card,
.flashcards-trust-card {
  padding: 22px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-how-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--primary-color);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.flashcards-how-card h3,
.flashcards-use-case-card h3,
.flashcards-trust-card strong {
  margin: 14px 0 8px;
}

.flashcards-how-card p,
.flashcards-use-case-card p,
.flashcards-trust-card p {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.65;
}

.flashcards-trust-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flashcards-trust-card i {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--primary-color);
  font-size: 1.1rem;
}

.flashcards-faq-list {
  display: grid;
  gap: 12px;
}

.flashcards-faq-item {
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.025));
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.flashcards-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 20px;
  font-weight: 700;
}

.flashcards-faq-item summary::-webkit-details-marker {
  display: none;
}

.flashcards-faq-item p {
  margin: 0;
  padding: 0 20px 18px;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.7;
}

.flashcards-final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(79, 111, 255, 0.12), rgba(124, 58, 237, 0.08));
}

.flashcards-final-cta-copy h2 {
  margin: 0 0 10px;
}

.flashcards-final-cta-copy p,
.flashcards-final-cta-actions p {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.7;
}

.flashcards-final-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  min-width: 240px;
}

.light-mode .flashcards-hero-badge,
.light-mode .flashcards-hero-point,
.light-mode .flashcards-hero-trust-item,
.light-mode .flashcards-hero-flow-step,
.light-mode .flashcards-how-card,
.light-mode .flashcards-use-case-card,
.light-mode .flashcards-trust-card,
.light-mode .flashcards-faq-item {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.94));
  border-color: rgba(148, 163, 184, 0.14);
}

.light-mode .flashcards-hero-point p,
.light-mode .flashcards-hero-flow-step p,
.light-mode .flashcards-how-card p,
.light-mode .flashcards-use-case-card p,
.light-mode .flashcards-trust-card p,
.light-mode .flashcards-faq-item p,
.light-mode .flashcards-final-cta-copy p,
.light-mode .flashcards-final-cta-actions p {
  color: rgba(71, 85, 105, 0.82);
}

.light-mode .flashcards-hero-inline-meta {
  color: rgba(71, 85, 105, 0.76);
}

.light-mode .flashcards-hero-trust-item span {
  color: rgba(79, 70, 229, 0.72);
}

.light-mode .flashcards-final-cta {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.14), transparent 34%),
    linear-gradient(135deg, rgba(96, 165, 250, 0.12), rgba(196, 181, 253, 0.12));
}

.flashcards-side-card h2,
.flashcards-workspace-card h2,
.flashcards-saved-card h2,
.flashcards-workspace-card h3 {
  margin-bottom: 8px;
}

.flashcards-side-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}

.flashcards-side-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-side-item i {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--primary-color-rgb), 0.14);
  color: var(--primary-color);
  flex-shrink: 0;
}

.flashcards-side-item strong,
.flashcards-side-item span {
  display: block;
}

.flashcards-side-item span {
  margin-top: 4px;
  opacity: 0.82;
  font-size: 0.92rem;
}

.flashcards-side-note {
  margin-top: 18px;
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(58, 90, 254, 0.14), rgba(15, 118, 110, 0.12));
  border: 1px solid rgba(var(--primary-color-rgb), 0.18);
}

.flashcards-section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.flashcards-section-head p {
  margin: 4px 0 0;
  opacity: 0.82;
}

.flashcards-section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-color);
}

.flashcards-stage-head {
  margin-bottom: 22px;
}

.flashcards-deck-actions,
.flashcards-practice-controls,
.practice-action-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.flashcards-title-editor {
  width: 100%;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--dark-text);
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.flashcards-deck-summary {
  margin-bottom: 18px;
  opacity: 0.9;
}

.flashcards-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.flashcards-stat-card {
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-stat-label {
  display: block;
  font-size: 0.84rem;
  opacity: 0.8;
}

.flashcards-stat-value {
  display: block;
  margin-top: 8px;
  font-size: 1.5rem;
  font-weight: 800;
}

.flashcards-progress-wrap {
  margin: 20px 0 26px;
}

.flashcards-stage-progress {
  margin-top: 0;
  margin-bottom: 22px;
}

.flashcards-progress-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 0.92rem;
}

.flashcards-progress-bar,
.flashcards-pdf-progress-bar {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.flashcards-progress-fill,
.flashcards-pdf-progress-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: var(--primary-gradient);
  transition: width 0.25s ease;
}

.flashcards-deck-panel {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-review-toggle-row {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.flashcards-review-toggle-row h3 {
  margin-bottom: 6px;
}

.flashcards-review-toggle-row p {
  margin: 0;
  opacity: 0.82;
}

.flashcards-review-toggle {
  min-width: 220px;
}

.flashcards-deck-panel.is-collapsed {
  display: none;
}

.practice-card-shell {
  min-height: 360px;
  border-radius: 24px;
  padding: 28px;
  background: linear-gradient(160deg, rgba(58, 90, 254, 0.14), rgba(15, 118, 110, 0.1));
  border: 1px solid rgba(var(--primary-color-rgb), 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.practice-card-topic,
.practice-card-counter,
.practice-card-hint,
.practice-card-back-label {
  font-size: 0.88rem;
  opacity: 0.84;
}

.practice-card-counter {
  margin-top: 4px;
}

.practice-card-front {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.45;
  margin: 18px 0 12px;
}

.practice-card-hint {
  min-height: 24px;
  font-size: 0.95rem;
}

.practice-card-back {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed rgba(255, 255, 255, 0.2);
}

.practice-card-back.is-hidden {
  display: none;
}

.practice-card-back-text {
  margin-top: 10px;
  white-space: pre-wrap;
  line-height: 1.7;
}

.practice-action-row {
  margin-top: 16px;
  justify-content: stretch;
}

.practice-action-row .btn {
  flex: 1 1 120px;
}

#practiceFlipBtn {
  flex-basis: 220px;
}

.practice-rate-btn {
  min-width: 100px;
}

.practice-again {
  border-color: rgba(239, 68, 68, 0.28);
}

.practice-good {
  border-color: rgba(245, 158, 11, 0.28);
}

.practice-easy {
  border-color: rgba(16, 185, 129, 0.28);
}

.light-mode .practice-rate-btn {
  color: #1e293b;
  border-width: 1px;
  border-style: solid;
  box-shadow:
    0 10px 18px rgba(148, 163, 184, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.light-mode .practice-again {
  background: linear-gradient(180deg, rgba(254, 242, 242, 0.98), rgba(254, 226, 226, 0.98));
  border-color: rgba(239, 68, 68, 0.24);
  color: #b91c1c;
}

.light-mode .practice-good {
  background: linear-gradient(180deg, rgba(255, 251, 235, 0.98), rgba(254, 243, 199, 0.98));
  border-color: rgba(245, 158, 11, 0.28);
  color: #b45309;
}

.light-mode .practice-easy {
  background: linear-gradient(180deg, rgba(240, 253, 250, 0.98), rgba(204, 251, 241, 0.98));
  border-color: rgba(16, 185, 129, 0.26);
  color: #0f766e;
}

.light-mode .practice-rate-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow:
    0 14px 22px rgba(148, 163, 184, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.practice-session-summary {
  margin-top: 14px;
  font-size: 0.92rem;
  opacity: 0.86;
}

.flashcards-search-input {
  max-width: 320px;
}

.flashcards-stats-grid-compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.deck-cards-list,
.saved-decks-list {
  display: grid;
  gap: 12px;
}

.deck-card,
.saved-deck-card,
.flashcards-empty-card {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.deck-card-top,
.saved-deck-top,
.saved-deck-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-start;
}

.deck-card-title,
.saved-deck-title {
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: 8px;
}

.deck-card-back {
  margin-top: 12px;
  white-space: pre-wrap;
  line-height: 1.7;
}

.deck-card-meta,
.saved-deck-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.deck-pill,
.saved-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.saved-deck-card {
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.saved-deck-card:hover,
.saved-deck-card.is-active {
  transform: translateY(-2px);
  border-color: rgba(var(--primary-color-rgb), 0.35);
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.12);
}

.saved-deck-summary {
  margin-top: 8px;
  font-size: 0.92rem;
  opacity: 0.84;
}

.saved-deck-actions {
  margin-top: 14px;
}

.flashcards-saved-card-top {
  display: flex;
  flex-direction: column;
}

.flashcards-saved-card-top .saved-decks-list {
  max-height: 660px;
  overflow: auto;
  padding-right: 4px;
}

@media (min-width: 1121px) {
  .flashcards-saved-card-top,
  .flashcards-deck-sidebar {
    position: sticky;
    top: 96px;
  }
}

.flashcards-empty-card {
  text-align: center;
  opacity: 0.88;
  line-height: 1.6;
}

.flashcards-empty-card i {
  display: inline-flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--primary-color);
  margin-bottom: 10px;
}

.flashcards-pdf-progress {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}

.flashcards-pdf-progress-text {
  font-size: 0.85rem;
  opacity: 0.8;
}

.flashcards-pdf-meta {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-pdf-meta-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.92rem;
}

.flashcards-pdf-meta-line + .flashcards-pdf-meta-line {
  margin-top: 8px;
}

.flashcards-pdf-meta-empty {
  opacity: 0.8;
  line-height: 1.55;
}

.flashcards-generate-btn:disabled,
.flashcards-deck-actions .btn:disabled,
.flashcards-practice-controls .btn:disabled,
.practice-action-row .btn:disabled,
.flashcards-input:disabled,
.flashcards-select:disabled,
.flashcards-title-editor:disabled {
  opacity: 0.62;
  cursor: not-allowed;
  box-shadow: none;
}

.flashcards-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.flashcards-feature-card {
  padding: 24px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.flashcards-feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--primary-color-rgb), 0.14);
  color: var(--primary-color);
  font-size: 1.4rem;
  margin: 0 auto 14px;
}

.flashcards-select-sm {
  min-width: 150px;
  padding: 10px 12px;
}

.flashcards-status-state-mastered {
  color: #10b981;
}

.flashcards-status-state-learning {
  color: #f59e0b;
}

.flashcards-status-state-new {
  color: #94a3b8;
}

.toast-container {
  position: fixed;
  right: 20px;
  bottom: 92px;
  z-index: 9999;
}

.toast {
  min-width: 260px;
  max-width: 360px;
  margin-top: 10px;
  padding: 14px 16px;
  border-radius: 14px;
  color: var(--dark-text);
  background: rgba(15, 23, 42, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
  transform: translateX(110%);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.light-mode .toast {
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(15, 23, 42, 0.08);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-success {
  border-left: 4px solid #10b981;
}

.toast-error {
  border-left: 4px solid #ef4444;
}

.toast-info {
  border-left: 4px solid #3b82f6;
}

@media (max-width: 1120px) {
  .flashcards-top-grid,
  .flashcards-workspace-grid,
  .flashcards-practice-layout {
    grid-template-columns: 1fr;
  }

  .flashcards-feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .flashcards-settings-grid,
  .flashcards-stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .flashcards-mode-tabs {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .flashcards-settings-grid,
  .flashcards-stats-grid {
    grid-template-columns: 1fr;
  }

  .flashcards-generator-card,
  .flashcards-side-card,
  .flashcards-workspace-card,
  .flashcards-saved-card {
    padding: 18px;
  }

  .flashcards-action-row {
    align-items: stretch;
  }

  .flashcards-generate-btn,
  .practice-rate-btn,
  .flashcards-deck-actions .btn,
  .saved-deck-actions .btn {
    width: 100%;
  }

  .flashcards-search-input {
    max-width: none;
  }

  .flashcards-review-toggle,
  .flashcards-practice-controls > *,
  .practice-action-row > *,
  #flashcardsPdfBrowseBtn,
  .toast {
    width: 100%;
  }

  .flashcards-review-toggle-row {
    align-items: stretch;
  }

  .toast-container {
    left: 16px;
    right: 16px;
    bottom: 88px;
  }

  .toast {
    min-width: 0;
    max-width: none;
  }
}

/* Practice-first redesign */

.flashcards-page .tool-layout-container.flashcards-layout {
  max-width: none;
  width: 100%;
  margin: 104px 0 0;
  padding: 0 20px 24px;
  justify-content: stretch;
}

.flashcards-page .tool-section {
  width: 100%;
  padding: 12px 0 0;
}

.flashcards-app-header {
  max-width: none;
  margin: 0 auto 22px;
  text-align: center;
}

.flashcards-app-header .tool-title {
  justify-content: center;
}

.flashcards-app-header .tool-description {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.flashcards-app-header.is-compact {
  margin-bottom: 16px;
}

.flashcards-app-header.is-compact .tool-title {
  font-size: 2.15rem;
  margin-bottom: 4px;
}

.flashcards-app-header.is-compact .tool-description {
  display: none;
}

.flashcards-marketing-section[hidden] {
  display: none;
}

.flashcards-shell.flashcards-app-shell {
  display: grid;
  grid-template-columns: minmax(320px, 360px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.flashcards-setup-stage.is-hidden,
.flashcards-study-stage.is-hidden,
.flashcards-practice-stage.is-hidden {
  display: none;
}

.flashcards-app-sidebar,
.flashcards-app-main {
  min-width: 0;
}

.flashcards-app-sidebar {
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: sticky;
  top: 108px;
}

.flashcards-app-main {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.flashcards-sidebar-intro {
  padding: 6px 6px 2px;
}

.flashcards-app-shell.is-study-mode .flashcards-sidebar-intro {
  display: none;
}

.flashcards-sidebar-intro h2 {
  margin: 0 0 8px;
  font-size: 1.45rem;
  line-height: 1.25;
}

.flashcards-sidebar-intro p {
  margin: 0;
  opacity: 0.82;
  line-height: 1.65;
}

.flashcards-generator-card,
.flashcards-saved-card,
.flashcards-workspace-card,
.flashcards-practice-stage,
.flashcards-overview-card,
.flashcards-review-section {
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(12px);
}

.light-mode .flashcards-generator-card,
.light-mode .flashcards-saved-card,
.light-mode .flashcards-workspace-card,
.light-mode .flashcards-practice-stage,
.light-mode .flashcards-overview-card,
.light-mode .flashcards-review-section {
  background: rgba(255, 255, 255, 0.92);
}

.flashcards-generator-head,
.flashcards-sidebar-head {
  margin-bottom: 16px;
}

.flashcards-app-sidebar .flashcards-generator-card,
.flashcards-app-sidebar .flashcards-library-card,
.flashcards-app-sidebar .flashcards-deck-sidebar {
  padding: 22px;
}

.flashcards-app-shell.is-study-mode .flashcards-generator-card {
  padding: 18px;
}

.flashcards-app-shell.is-study-mode .flashcards-sidebar-create-btn {
  min-height: 46px;
  box-shadow: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.04));
  border-color: rgba(255, 255, 255, 0.12);
}

.flashcards-app-shell.is-study-mode .flashcards-sidebar-create-btn:hover {
  box-shadow:
    0 12px 28px rgba(15, 23, 42, 0.16),
    0 0 0 4px rgba(var(--primary-color-rgb), 0.05);
}

.flashcards-app-shell.is-study-mode .flashcards-generator-head p {
  display: none;
}

.flashcards-app-shell.is-study-mode .flashcards-textarea {
  min-height: 140px;
}

.flashcards-app-shell.is-study-mode .flashcards-settings-grid,
.flashcards-app-shell.is-study-mode .flashcards-generator-footer {
  margin-top: 12px;
}

.flashcards-library-card .saved-decks-list {
  gap: 10px;
  max-height: 420px;
  overflow: auto;
  padding-right: 4px;
}

.flashcards-library-card .saved-deck-card {
  padding: 14px 16px;
  border-radius: 18px;
  box-shadow: none;
}

.flashcards-library-card .saved-deck-card:hover,
.flashcards-library-card .saved-deck-card.is-active {
  transform: none;
  box-shadow: none;
  border-color: rgba(var(--primary-color-rgb), 0.42);
  background: rgba(var(--primary-color-rgb), 0.08);
}

.flashcards-library-card .saved-deck-summary {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.flashcards-library-card .saved-deck-actions {
  margin-top: 10px;
}

.flashcards-library-card .saved-deck-actions .btn {
  padding: 10px 12px;
  font-size: 0.88rem;
}

.flashcards-sidebar-actions {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.flashcards-deck-summary {
  margin-bottom: 0;
}

.flashcards-title-editor {
  font-size: 1.1rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.flashcards-overview-card {
  padding: 24px 26px;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.12), transparent 34%),
    radial-gradient(circle at top left, rgba(168, 85, 247, 0.1), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 22px 48px rgba(0, 0, 0, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.flashcards-overview-card .flashcards-stage-progress {
  margin-bottom: 18px;
}

.flashcards-overview-card .flashcards-stats-grid-compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flashcards-overview-card .flashcards-stat-card {
  min-height: 110px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.08), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.05));
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.flashcards-overview-card .flashcards-stat-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: var(--flashcards-stat-accent, var(--primary-gradient));
  opacity: 0.95;
}

.flashcards-overview-card .flashcards-stat-card.is-total {
  --flashcards-stat-accent: linear-gradient(135deg, #60a5fa, #2563eb);
}

.flashcards-overview-card .flashcards-stat-card.is-mastered {
  --flashcards-stat-accent: linear-gradient(135deg, #4ade80, #16a34a);
}

.flashcards-overview-card .flashcards-stat-card.is-learning {
  --flashcards-stat-accent: linear-gradient(135deg, #fbbf24, #f97316);
}

.flashcards-overview-card .flashcards-stat-card.is-accuracy {
  --flashcards-stat-accent: linear-gradient(135deg, #f472b6, #a855f7);
}

.flashcards-overview-card .flashcards-stat-card.is-total .flashcards-stat-value {
  color: #93c5fd;
}

.flashcards-overview-card .flashcards-stat-card.is-mastered .flashcards-stat-value {
  color: #86efac;
}

.flashcards-overview-card .flashcards-stat-card.is-learning .flashcards-stat-value {
  color: #fcd34d;
}

.flashcards-overview-card .flashcards-stat-card.is-accuracy .flashcards-stat-value {
  color: #f9a8d4;
}

.flashcards-overview-card .flashcards-stat-label {
  color: rgba(255, 255, 255, 0.74);
}

.flashcards-overview-card .flashcards-progress-head span:last-child {
  color: #c4b5fd;
  font-weight: 700;
}

.flashcards-overview-card .flashcards-progress-bar {
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.18), rgba(245, 158, 11, 0.14), rgba(34, 197, 94, 0.14));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.flashcards-overview-card .flashcards-progress-fill {
  background: linear-gradient(90deg, #ef4444 0%, #f59e0b 48%, #22c55e 100%);
  box-shadow: 0 0 22px rgba(34, 197, 94, 0.24);
}

.flashcards-overview-card .flashcards-stat-value {
  font-size: 1.9rem;
}

.light-mode .flashcards-overview-card {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.16), transparent 34%),
    radial-gradient(circle at top left, rgba(196, 181, 253, 0.18), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 248, 255, 0.96));
  border-color: rgba(148, 163, 184, 0.18);
}

.light-mode .flashcards-overview-card .flashcards-stat-card {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.84), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.14);
}

.light-mode .flashcards-overview-card .flashcards-stat-label {
  color: rgba(51, 65, 85, 0.78);
}

.light-mode .flashcards-overview-card .flashcards-progress-head span:last-child {
  color: #7c3aed;
}

.flashcards-practice-stage {
  padding: 24px 26px 22px;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.flashcards-app-shell.is-study-mode .flashcards-practice-stage {
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.18), transparent 34%),
    radial-gradient(circle at bottom left, rgba(14, 165, 233, 0.08), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.035));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 22px 50px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.practice-stage-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.practice-status-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 999px;
  background: rgba(var(--primary-color-rgb), 0.12);
  border: 1px solid rgba(var(--primary-color-rgb), 0.2);
  font-size: 0.95rem;
  font-weight: 700;
}

.practice-stage-helper {
  font-size: 0.9rem;
  opacity: 0.76;
}

.practice-stage-support {
  min-height: 22px;
  margin-top: 2px;
  padding: 0 4px;
  color: rgba(226, 232, 240, 0.72);
  font-size: 0.94rem;
  line-height: 1.5;
}

.practice-stage-support.is-hidden {
  display: none;
}

.practice-card-stage {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex: 1;
  padding: 0;
}

.practice-card-shell {
  width: min(100%, 840px);
  min-height: 388px;
  margin: 0 auto;
  padding: 32px 34px 28px;
  border-radius: 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px 18px;
  align-content: start;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.12), transparent 52%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    0 28px 70px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.practice-card-shell.is-answer-visible {
  border-color: rgba(var(--primary-color-rgb), 0.34);
  box-shadow:
    0 30px 76px rgba(0, 0, 0, 0.18),
    0 0 0 6px rgba(var(--primary-color-rgb), 0.08);
}

.light-mode .practice-card-shell {
  background:
    radial-gradient(circle at top, rgba(58, 90, 254, 0.08), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 248, 255, 0.96));
  border-color: rgba(15, 23, 42, 0.08);
}

.practice-card-topic,
.practice-card-counter {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
}

.practice-card-topic {
  font-size: 0.95rem;
  font-weight: 700;
  opacity: 0.88;
}

.practice-card-counter {
  justify-self: end;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
  opacity: 0.92;
}

.light-mode .practice-card-counter {
  background: rgba(15, 23, 42, 0.05);
}

.practice-card-front,
.practice-card-hint,
.practice-card-back {
  grid-column: 1 / -1;
}

.practice-card-front {
  min-height: 166px;
  margin: 6px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: clamp(1.78rem, 3vw, 2.55rem);
  line-height: 1.45;
}

.practice-card-hint {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  min-height: 24px;
  opacity: 0.76;
}

.practice-card-back {
  margin-top: 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
}

.light-mode .practice-card-back {
  border-top-color: rgba(15, 23, 42, 0.08);
}

.practice-card-back-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(var(--primary-color-rgb), 0.12);
  font-size: 0.84rem;
  font-weight: 700;
  opacity: 1;
}

.practice-card-back-text {
  max-width: 580px;
  margin: 14px auto 0;
  font-size: 1.04rem;
  line-height: 1.75;
}

.practice-action-row {
  margin-top: 18px;
  min-height: 58px;
  justify-content: center;
  gap: 12px;
}

.practice-action-row .btn {
  flex: 0 1 auto;
  min-width: 150px;
  padding: 14px 18px;
  border-radius: 18px;
  font-weight: 700;
}

#practiceFlipBtn {
  flex-basis: 220px;
}

.practice-again {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.24);
}

.practice-good {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.24);
}

.practice-easy {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.24);
}

.practice-session-summary {
  margin-top: 10px;
  min-height: 22px;
  text-align: center;
  font-size: 0.96rem;
}

.flashcards-review-section {
  padding: 20px 22px;
}

.flashcards-review-toggle-row {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.flashcards-review-section .flashcards-deck-panel {
  margin-top: 16px;
  padding-top: 0;
  border-top: none;
}

.flashcards-search-input {
  min-width: 280px;
}

.deck-cards-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.deck-card {
  padding: 18px;
  border-radius: 20px;
  min-height: 100%;
}

.deck-card-title {
  line-height: 1.45;
}

.deck-card-back {
  font-size: 0.95rem;
}

@media (min-width: 1121px) {
  .flashcards-app-sidebar {
    position: sticky;
    top: 96px;
  }
}

@media (max-width: 1280px) {
  .flashcards-shell.flashcards-app-shell {
    grid-template-columns: minmax(300px, 330px) minmax(0, 1fr);
  }

  .flashcards-overview-card .flashcards-stats-grid-compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1120px) {
  .flashcards-page .tool-layout-container.flashcards-layout {
    margin-top: 88px;
    padding: 0 16px 20px;
  }

  .flashcards-shell.flashcards-app-shell {
    grid-template-columns: 1fr;
  }

  .flashcards-app-sidebar {
    position: static;
  }

  .flashcards-generator-hero {
    grid-template-columns: 1fr;
  }

  .flashcards-how-grid,
  .flashcards-use-cases-grid,
  .flashcards-trust-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .flashcards-library-card .saved-decks-list {
    max-height: none;
  }
}

@media (max-width: 820px) {
  .flashcards-deck-tool-metrics,
  .flashcards-deck-quick-actions,
  .flashcards-sidebar-actions,
  .flashcards-overview-card .flashcards-stats-grid-compact,
  .deck-cards-list {
    grid-template-columns: 1fr;
  }

  .flashcards-hero-trust,
  .flashcards-how-grid,
  .flashcards-use-cases-grid,
  .flashcards-trust-grid {
    grid-template-columns: 1fr;
  }

  .flashcards-final-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .flashcards-page .tool-layout-container.flashcards-layout {
    margin-top: 76px;
    padding: 0 12px 18px;
  }

  .flashcards-app-header {
    margin-bottom: 16px;
  }

  .flashcards-app-header .tool-title,
  .flashcards-app-header.is-compact .tool-title {
    justify-content: center;
    font-size: 1.85rem;
    text-align: center;
  }

  .flashcards-shell.flashcards-app-shell {
    gap: 18px;
  }

  .flashcards-sidebar-intro {
    padding: 0;
  }

  .flashcards-app-sidebar .flashcards-generator-card,
  .flashcards-app-sidebar .flashcards-library-card,
  .flashcards-app-sidebar .flashcards-deck-sidebar,
  .flashcards-overview-card,
  .flashcards-practice-stage,
  .flashcards-review-section {
    padding: 18px;
    border-radius: 22px;
  }

  .flashcards-generator-builder,
  .flashcards-seo-section {
    padding: 18px;
    border-radius: 22px;
  }

  .flashcards-hero-point,
  .flashcards-how-card,
  .flashcards-use-case-card,
  .flashcards-trust-card {
    padding: 18px;
    border-radius: 18px;
  }

  .practice-stage-toolbar {
    align-items: stretch;
  }

  .practice-status-chip {
    border-radius: 18px;
    line-height: 1.55;
  }

  .practice-card-stage {
    padding-top: 6px;
  }

  .practice-card-shell {
    min-height: 360px;
    padding: 24px 18px;
    border-radius: 26px;
    grid-template-columns: 1fr;
  }

  .practice-card-counter {
    justify-self: start;
  }

  .practice-card-front {
    min-height: 140px;
    font-size: 1.45rem;
  }

  .practice-action-row {
    flex-direction: column;
    align-items: stretch;
  }

  .practice-action-row .btn,
  #practiceFlipBtn {
    width: 100%;
    flex-basis: auto;
  }

  .flashcards-search-input {
    min-width: 0;
    width: 100%;
  }

  .flashcards-faq-item summary {
    padding: 16px 18px;
  }

  .flashcards-faq-item p {
    padding: 0 18px 16px;
  }
}

.flashcards-tabbed-workspace {
  padding: 24px 26px;
}

.flashcards-sidebar-brand {
  display: flex;
  align-items: center;
  min-height: 52px;
  margin-bottom: 2px;
  padding: 18px 18px 16px;
  border-radius: 22px;
  background:
    radial-gradient(circle at top right, rgba(99, 102, 241, 0.18), transparent 44%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 18px 36px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.flashcards-sidebar-brand-title {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.22rem;
  font-weight: 800;
}

.flashcards-sidebar-brand-title i {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, #4f6fff, #7c3aed);
  box-shadow: 0 10px 22px rgba(79, 111, 255, 0.28);
}

.flashcards-app-sidebar .flashcards-sidebar-section {
  padding: 18px 18px 16px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 14px 28px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.flashcards-sidebar-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.96rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.96);
}

.flashcards-sidebar-note {
  margin: 0 0 12px;
  font-size: 0.88rem;
  color: rgba(203, 213, 225, 0.76);
  line-height: 1.55;
}

.flashcards-sidebar-link-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flashcards-sidebar-link {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
  color: var(--dark-text);
  border-radius: 16px;
  padding: 13px 14px;
  font: inherit;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.flashcards-sidebar-link:hover,
.flashcards-sidebar-link.is-active {
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.18), rgba(124, 58, 237, 0.14));
  border-color: rgba(99, 102, 241, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.light-mode .flashcards-sidebar-link:hover,
.light-mode .flashcards-sidebar-link.is-active {
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.1), rgba(124, 58, 237, 0.08));
}

.flashcards-sidebar-link:disabled {
  opacity: 0.48;
  cursor: not-allowed;
  transform: none;
}

.flashcards-library-card .saved-decks-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: clamp(252px, 34vh, 360px);
  overflow: auto;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.4) transparent;
}

.flashcards-library-card .saved-deck-card {
  position: relative;
  padding: 15px 14px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px;
  overflow: hidden;
  min-height: 90px;
}

.flashcards-library-card .saved-deck-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.2), rgba(99, 102, 241, 0));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.flashcards-library-card .saved-deck-card:hover,
.flashcards-library-card .saved-deck-card.is-active {
  background:
    linear-gradient(135deg, rgba(79, 111, 255, 0.14), rgba(124, 58, 237, 0.08));
  border-color: rgba(99, 102, 241, 0.22);
  transform: none;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.12);
}

.flashcards-library-card .saved-deck-card:hover::before,
.flashcards-library-card .saved-deck-card.is-active::before {
  opacity: 1;
}

.light-mode .flashcards-library-card .saved-deck-card:hover,
.light-mode .flashcards-library-card .saved-deck-card.is-active {
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.1), rgba(124, 58, 237, 0.07));
}

.saved-deck-row {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
}

.flashcards-library-card .saved-deck-title {
  margin-bottom: 0;
  font-size: 0.99rem;
  line-height: 1.34;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-height: calc(1.34em * 2);
  word-break: break-word;
}

.flashcards-library-card .saved-deck-summary {
  margin-top: 0;
  font-size: 0.82rem;
  line-height: 1.3;
  color: rgba(191, 219, 254, 0.78);
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.flashcards-library-card .saved-deck-actions {
  margin-top: 0;
  flex-wrap: nowrap;
  align-self: center;
  flex: 0 0 auto;
}

.flashcards-library-card .saved-deck-actions .btn {
  width: 36px;
  height: 36px;
  min-width: 36px;
  padding: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.flashcards-library-card .saved-deck-actions .btn:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.12);
}

body.flashcards-modal-open {
  overflow: hidden;
}

.flashcards-options-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: 24px;
}

.flashcards-options-modal.is-hidden {
  display: none;
}

.flashcards-options-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 11, 25, 0.66);
  backdrop-filter: blur(12px);
}

.flashcards-options-dialog {
  position: relative;
  width: min(100%, 980px);
  max-height: min(92vh, 920px);
  overflow: auto;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.16), transparent 28%),
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.08), transparent 22%),
    linear-gradient(180deg, rgba(20, 27, 48, 0.985), rgba(10, 16, 31, 0.985));
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow:
    0 32px 90px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.4) transparent;
}

.flashcards-options-header,
.flashcards-options-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 28px;
}

.flashcards-options-header {
  position: sticky;
  top: 0;
  z-index: 2;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(18, 25, 46, 0.98), rgba(18, 25, 46, 0.92));
  backdrop-filter: blur(14px);
}

.flashcards-options-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(12, 18, 35, 0.92), rgba(10, 16, 31, 0.98));
}

.flashcards-options-kicker {
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(147, 197, 253, 0.86);
}

.flashcards-options-header h2 {
  margin: 0 0 8px;
  font-size: clamp(1.7rem, 2.2vw, 2.35rem);
  line-height: 1.1;
}

.flashcards-options-subtitle,
.flashcards-options-note {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.7;
  max-width: 62ch;
}

.flashcards-options-close {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
  color: var(--dark-text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.flashcards-options-close:hover {
  transform: translateY(-1px);
  border-color: rgba(var(--primary-color-rgb), 0.35);
  background: linear-gradient(180deg, rgba(var(--primary-color-rgb), 0.18), rgba(255, 255, 255, 0.06));
}

.flashcards-options-body {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 28px 28px 30px;
}

.flashcards-options-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}

.flashcards-options-grid .flashcards-setting[hidden] {
  display: none !important;
}

.flashcards-options-grid .flashcards-setting.is-span-2 {
  grid-column: 1 / -1;
}

.flashcards-options-grid .flashcards-setting {
  padding: 18px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.028));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.flashcards-options-grid .flashcards-label {
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(191, 219, 254, 0.82);
}

.flashcards-options-grid .flashcards-select {
  min-height: 52px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.flashcards-options-content {
  display: grid;
  grid-template-columns: minmax(220px, 0.74fr) minmax(0, 1.26fr);
  gap: 24px;
}

.flashcards-options-column {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.flashcards-options-section {
  padding: 20px 20px 18px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.022));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 12px 28px rgba(0, 0, 0, 0.08);
}

.flashcards-options-section-title {
  margin-bottom: 12px;
  font-size: 0.98rem;
  font-weight: 800;
}

.flashcards-options-radio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 12px;
  border-radius: 16px;
  cursor: pointer;
  font-weight: 600;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  border: 1px solid transparent;
}

.flashcards-options-radio:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.07);
  transform: translateX(2px);
}

.flashcards-options-radio input {
  accent-color: var(--primary-color);
  width: 18px;
  height: 18px;
}

.flashcards-options-preview-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.flashcards-options-source-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  padding: 12px 16px;
  border-radius: 999px;
  background:
    linear-gradient(135deg, rgba(var(--primary-color-rgb), 0.22), rgba(34, 197, 94, 0.08));
  border: 1px solid rgba(var(--primary-color-rgb), 0.24);
  color: rgba(226, 232, 240, 0.92);
  font-size: 0.88rem;
  font-weight: 700;
  box-shadow: 0 16px 36px rgba(37, 99, 235, 0.14);
}

.flashcards-options-preview-card {
  min-height: 196px;
  padding: 22px 24px 20px;
  border-radius: 26px;
  background:
    radial-gradient(circle at top center, rgba(var(--primary-color-rgb), 0.08), transparent 45%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.024));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 20px 44px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.flashcards-options-preview-label {
  margin-bottom: 20px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(191, 219, 254, 0.7);
}

.flashcards-options-preview-copy {
  margin: auto 0;
  font-size: clamp(1.02rem, 1.8vw, 1.42rem);
  line-height: 1.68;
  color: rgba(255, 255, 255, 0.96);
  text-wrap: balance;
}

.flashcards-options-note {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-options-footer .btn {
  min-width: 148px;
  min-height: 50px;
  border-radius: 16px;
}

.light-mode .flashcards-options-dialog {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.12), transparent 24%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(244, 247, 255, 0.98));
  border-color: rgba(148, 163, 184, 0.18);
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.16);
}

.light-mode .flashcards-options-header,
.light-mode .flashcards-options-footer {
  border-color: rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.9);
}

.light-mode .flashcards-options-subtitle,
.light-mode .flashcards-options-note {
  color: rgba(71, 85, 105, 0.82);
}

.light-mode .flashcards-options-close,
.light-mode .flashcards-options-grid .flashcards-setting,
.light-mode .flashcards-options-section,
.light-mode .flashcards-options-preview-card {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .flashcards-options-preview-copy,
.light-mode .flashcards-options-source-pill {
  color: rgba(15, 23, 42, 0.92);
}

.light-mode .flashcards-options-grid .flashcards-label,
.light-mode .flashcards-options-kicker,
.light-mode .flashcards-options-preview-label {
  color: rgba(59, 130, 246, 0.78);
}

.light-mode .flashcards-options-note {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(148, 163, 184, 0.16);
}

.flashcards-options-dialog .flashcards-select {
  color-scheme: dark;
  background-color: #202842;
  color: #eef2ff;
}

.flashcards-options-dialog .flashcards-select option,
.flashcards-options-dialog .flashcards-select optgroup {
  background-color: #182033;
  color: #eef2ff;
}

.flashcards-options-dialog .flashcards-select option:checked,
.flashcards-options-dialog .flashcards-select option:hover {
  background-color: #4d6bff;
  color: #ffffff;
}

.flashcards-options-dialog .flashcards-select option:disabled {
  background-color: #182033;
  color: rgba(238, 242, 255, 0.42);
}

.light-mode .flashcards-options-dialog .flashcards-select {
  color-scheme: light;
  background-color: #f8fafc;
  color: #1e293b;
}

.light-mode .flashcards-options-dialog .flashcards-select option,
.light-mode .flashcards-options-dialog .flashcards-select optgroup {
  background-color: #ffffff;
  color: #1e293b;
}

.light-mode .flashcards-options-dialog .flashcards-select option:checked,
.light-mode .flashcards-options-dialog .flashcards-select option:hover {
  background-color: #dbe7ff;
  color: #0f172a;
}

@media (max-width: 480px) {
  .flashcards-library-card .saved-decks-list {
    max-height: 280px;
  }

  .flashcards-library-card .saved-deck-card {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .flashcards-library-card .saved-deck-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .flashcards-options-modal {
    padding: 12px;
  }

  .flashcards-options-header,
  .flashcards-options-body,
  .flashcards-options-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .flashcards-options-header {
    align-items: flex-start;
  }

  .flashcards-options-grid,
  .flashcards-options-content {
    grid-template-columns: minmax(0, 1fr);
  }

  .flashcards-options-footer {
    flex-direction: column-reverse;
    align-items: stretch;
  }

  .flashcards-options-footer .btn {
    width: 100%;
  }
}

.flashcards-deck-sidebar .flashcards-title-editor {
  margin-top: 6px;
  margin-bottom: 10px;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 16px 18px;
  font-weight: 700;
}

.flashcards-deck-tool-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.flashcards-deck-tool-chip {
  padding: 12px 12px 11px;
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.flashcards-deck-tool-chip span {
  display: block;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(191, 219, 254, 0.72);
}

.flashcards-deck-tool-chip strong {
  display: block;
  margin-top: 6px;
  font-size: 1rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.96);
}

.flashcards-deck-summary {
  margin: 0 0 14px;
  font-size: 0.96rem;
  line-height: 1.65;
  color: rgba(226, 232, 240, 0.86);
}

.flashcards-deck-quick-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.flashcards-deck-shortcut {
  justify-content: center;
  gap: 8px;
  padding: 11px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: none;
  font-size: 0.92rem;
  font-weight: 700;
}

.flashcards-deck-shortcut:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

.flashcards-sidebar-actions {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.flashcards-tool-btn {
  width: 100%;
  min-height: 52px;
  justify-content: center;
  gap: 8px;
  border-radius: 14px;
  padding: 11px 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 8px 18px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  font-size: 0.92rem;
  line-height: 1.28;
  font-weight: 800;
  white-space: normal;
  text-align: center;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.flashcards-tool-btn i {
  flex: 0 0 auto;
}

.flashcards-tool-btn.is-primary {
  background: linear-gradient(135deg, #4f6fff, #7c3aed);
  border-color: transparent;
  color: #fff;
}

.flashcards-tool-btn.is-primary:hover {
  background: linear-gradient(135deg, #4463f0, #6f32dc);
}

.flashcards-tool-btn.is-csv {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.18), rgba(59, 130, 246, 0.16));
  border-color: rgba(56, 189, 248, 0.18);
  color: #dbeafe;
}

.flashcards-tool-btn.is-csv:hover {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.24), rgba(59, 130, 246, 0.2));
}

.flashcards-tool-btn.is-pdf {
  background: linear-gradient(135deg, rgba(248, 113, 113, 0.16), rgba(239, 68, 68, 0.14));
  border-color: rgba(248, 113, 113, 0.18);
  color: #fee2e2;
}

.flashcards-tool-btn.is-pdf:hover {
  background: linear-gradient(135deg, rgba(248, 113, 113, 0.24), rgba(239, 68, 68, 0.18));
}

.flashcards-tool-btn.is-warning {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.16), rgba(249, 115, 22, 0.14));
  border-color: rgba(245, 158, 11, 0.18);
  color: #fde68a;
}

.flashcards-tool-btn.is-warning:hover {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.24), rgba(249, 115, 22, 0.18));
}

.flashcards-tool-btn.is-danger {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.16), rgba(225, 29, 72, 0.14));
  border-color: rgba(239, 68, 68, 0.18);
  color: #fecaca;
}

.flashcards-tool-btn.is-danger:hover {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.24), rgba(225, 29, 72, 0.18));
}

.flashcards-tool-btn:disabled,
.flashcards-deck-shortcut:disabled {
  opacity: 0.5;
  box-shadow: none;
}

.flashcards-sidebar-footer {
  margin-top: auto;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px dashed rgba(255, 255, 255, 0.08);
  text-align: left;
  font-size: 0.88rem;
  color: rgba(203, 213, 225, 0.78);
  line-height: 1.6;
}

.flashcards-library-card .saved-decks-list::-webkit-scrollbar {
  width: 8px;
}

.flashcards-library-card .saved-decks-list::-webkit-scrollbar-track {
  background: transparent;
}

.flashcards-library-card .saved-decks-list::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.28);
}

.light-mode .flashcards-sidebar-brand,
.light-mode .flashcards-app-sidebar .flashcards-sidebar-section,
.light-mode .flashcards-sidebar-footer {
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .flashcards-sidebar-brand-title,
.light-mode .flashcards-sidebar-heading {
  color: #0f172a;
}

.light-mode .flashcards-sidebar-note,
.light-mode .flashcards-sidebar-footer {
  color: rgba(51, 65, 85, 0.76);
}

.light-mode .flashcards-deck-summary {
  color: rgba(51, 65, 85, 0.86);
}

.light-mode .flashcards-deck-tool-chip {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .flashcards-deck-tool-chip span {
  color: rgba(79, 111, 255, 0.72);
}

.light-mode .flashcards-deck-tool-chip strong {
  color: #0f172a;
}

.light-mode .flashcards-deck-shortcut {
  background: rgba(79, 111, 255, 0.06);
  border-color: rgba(148, 163, 184, 0.16);
  color: #1e293b;
}

.light-mode .flashcards-library-card .saved-deck-title {
  color: #1e293b;
}

.light-mode .flashcards-library-card .saved-deck-actions .btn {
  background: rgba(79, 111, 255, 0.08);
  border-color: rgba(148, 163, 184, 0.18);
  color: #4f46e5;
}

.light-mode .flashcards-library-card .saved-deck-actions .btn:hover {
  background: rgba(79, 111, 255, 0.14);
  border-color: rgba(99, 102, 241, 0.22);
  color: #3730a3;
}

.light-mode .flashcards-library-card .saved-deck-summary {
  color: rgba(79, 111, 255, 0.82);
}

.flashcards-generator-main,
.flashcards-app-shell.is-study-mode .flashcards-generator-main {
  padding: 24px;
}

.flashcards-app-shell.is-study-mode .flashcards-generator-main .flashcards-generator-head p {
  display: block;
}

.flashcards-workspace-tabs {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-workspace-tab {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: var(--dark-text);
  border-radius: 999px;
  padding: 11px 16px;
  font: inherit;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.flashcards-workspace-tab:hover,
.flashcards-workspace-tab.is-active {
  border-color: rgba(var(--primary-color-rgb), 0.3);
  background: var(--primary-gradient);
  color: #fff;
  box-shadow: 0 10px 24px rgba(58, 90, 254, 0.2);
}

.flashcards-workspace-tab:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

.flashcards-workspace-panel.is-hidden {
  display: none;
}

.flashcards-panel-head,
.flashcards-panel-tools {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
}

.flashcards-panel-head {
  margin-bottom: 14px;
}

.flashcards-panel-tools {
  margin-bottom: 20px;
}

.flashcards-panel-head h3 {
  margin: 0 0 6px;
}

.flashcards-panel-head p {
  margin: 0;
  opacity: 0.8;
}

.flashcards-panel-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.flashcards-grid-browser {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.flashcards-browser-card {
  padding: 0;
  overflow: visible;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(240px, 0.95fr);
  gap: 12px;
  border-radius: 0;
  min-height: 240px;
  background: transparent;
  border: none;
  box-shadow: none;
  transform: translateY(0) rotate(var(--note-tilt, -1.2deg));
}

.flashcards-browser-card.is-entering {
  transform: translateY(12px) rotate(var(--note-tilt, -1.2deg));
  animation: flashcardNoteIn 0.55s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  animation-delay: calc(var(--note-order, 0) * 35ms);
}

.flashcard-face {
  position: relative;
  padding: 18px 20px 18px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-radius: 14px 14px 18px 18px;
  border: 1px solid rgba(79, 55, 8, 0.12);
  box-shadow:
    0 10px 18px rgba(15, 23, 42, 0.14),
    0 3px 0 rgba(255, 255, 255, 0.18) inset;
  transition:
    transform 0.22s ease,
    box-shadow 0.22s ease,
    filter 0.22s ease;
}

.flashcard-question-face {
  background:
    linear-gradient(180deg, rgba(255, 252, 214, 0.98), rgba(247, 232, 166, 0.96));
  --tape-color: rgba(255, 248, 221, 0.72);
  --note-tilt: -1.4deg;
}

.flashcard-answer-face {
  background:
    linear-gradient(180deg, rgba(255, 244, 214, 0.98), rgba(252, 228, 181, 0.96));
  --tape-color: rgba(255, 241, 214, 0.72);
  --note-tilt: 1.2deg;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.light-mode .flashcard-question-face {
  background:
    linear-gradient(180deg, rgba(255, 252, 214, 0.98), rgba(247, 232, 166, 0.96));
}

.light-mode .flashcard-answer-face {
  background:
    linear-gradient(180deg, rgba(255, 244, 214, 0.98), rgba(252, 228, 181, 0.96));
}

.flashcard-face::before {
  content: "";
  position: absolute;
  top: -10px;
  left: 50%;
  width: 72px;
  height: 20px;
  transform: translateX(-50%) rotate(-3deg);
  border-radius: 6px;
  background: var(--tape-color, rgba(255, 255, 255, 0.55));
  box-shadow: 0 3px 8px rgba(15, 23, 42, 0.08);
  pointer-events: none;
}

.flashcard-face::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 24px;
  height: 24px;
  border-bottom-right-radius: inherit;
  clip-path: polygon(100% 0, 0 100%, 100% 100%);
  background: rgba(79, 55, 8, 0.08);
  pointer-events: none;
}

.flashcard-face-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
}

.flashcard-face-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.flashcard-index {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
}

.flashcard-index .fa-circle {
  font-size: 0.62rem;
}

.flashcard-answer-label {
  font-size: 0.92rem;
  color: var(--dark-accent);
}

.flashcard-icon-btn {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 999px;
  border: 1px solid rgba(79, 55, 8, 0.12);
  background: rgba(255, 255, 255, 0.34);
  color: #7a6640;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
  cursor: pointer;
  transition:
    background 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

.flashcard-icon-btn:hover,
.flashcard-icon-btn:focus-visible {
  background: rgba(255, 255, 255, 0.62);
  color: #5d4d2a;
  border-color: rgba(79, 55, 8, 0.2);
  transform: translateY(-1px);
  outline: none;
}

.flashcard-icon-btn.is-danger:hover,
.flashcard-icon-btn.is-danger:focus-visible {
  color: #a33d25;
  border-color: rgba(163, 61, 37, 0.22);
}

.flashcard-icon-btn.is-primary {
  background: linear-gradient(135deg, #8c2cf2, #b537ff);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 18px rgba(140, 44, 242, 0.22);
}

.flashcard-icon-btn.is-primary:hover,
.flashcard-icon-btn.is-primary:focus-visible {
  background: linear-gradient(135deg, #7b23d7, #a62bff);
  color: #fff;
  border-color: transparent;
}

.flashcard-face.is-editing {
  gap: 10px;
  border-color: rgba(140, 44, 242, 0.24);
  box-shadow:
    0 14px 24px rgba(15, 23, 42, 0.14),
    0 0 0 1px rgba(140, 44, 242, 0.12);
}

.flashcard-answer-face.is-editing {
  cursor: default;
}

.flashcards-browser-card .deck-card-title {
  font-size: 1.18rem;
  margin-bottom: 0;
  color: #3f2e11;
  font-weight: 800;
}

.flashcards-browser-card .deck-card-meta {
  margin-top: auto;
}

.flashcard-answer-body {
  flex: 1;
  width: 100%;
  min-height: 140px;
  display: flex;
  padding: 18px;
  border-radius: 16px;
  background: rgba(91, 72, 34, 0.06);
  transition: background 0.18s ease;
}

.flashcard-answer-body.is-editing {
  padding: 14px;
}

.flashcard-answer-body.is-concealed {
  align-items: center;
  justify-content: center;
  text-align: center;
}

.flashcard-answer-body.is-revealed {
  align-items: flex-start;
  justify-content: flex-start;
}

.flashcard-answer-hidden {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 2.5rem;
  color: rgba(98, 75, 32, 0.78);
  pointer-events: none;
  transition: color 0.18s ease;
}

.flashcard-answer-hidden span {
  font-size: 0.95rem;
  font-weight: 600;
}

.flashcard-answer-face.is-concealed:hover .flashcard-answer-body,
.flashcard-answer-face.is-concealed:focus-visible .flashcard-answer-body {
  background: rgba(107, 79, 31, 0.08);
}

.flashcard-answer-face.is-concealed:hover .flashcard-answer-hidden,
.flashcard-answer-face.is-concealed:focus-visible .flashcard-answer-hidden {
  color: #6b4f1f;
}

.flashcard-answer-copy {
  width: 100%;
  white-space: pre-wrap;
  line-height: 1.75;
  font-size: 0.96rem;
  color: #443215;
}

.flashcard-inline-editor {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
}

.flashcard-inline-editor.is-back {
  width: 100%;
}

.flashcard-inline-input {
  width: 100%;
  height: 108px;
  min-height: 108px;
  max-height: 108px;
  flex: 1;
  resize: none;
  overflow-y: auto;
  border: 1px solid rgba(79, 55, 8, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.52);
  color: #3f2e11;
  padding: 12px 14px;
  font: inherit;
  line-height: 1.55;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.flashcard-inline-editor.is-front .flashcard-inline-input {
  height: 104px;
  min-height: 104px;
  max-height: 104px;
  font-size: 1.08rem;
  font-weight: 700;
}

.flashcard-inline-editor.is-back .flashcard-inline-input {
  height: 126px;
  min-height: 126px;
  max-height: 126px;
  font-size: 0.98rem;
}

.flashcard-inline-input:focus {
  outline: none;
  border-color: rgba(140, 44, 242, 0.34);
  box-shadow:
    0 0 0 3px rgba(140, 44, 242, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.56);
  background: rgba(255, 255, 255, 0.74);
}

.flashcard-inline-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.72rem;
  color: rgba(68, 50, 21, 0.72);
}

.flashcards-confirmation-modal {
  padding: 24px;
  background: rgba(3, 8, 20, 0.72);
  backdrop-filter: blur(12px);
}

.flashcards-confirmation-modal .modal-content {
  max-width: 544px;
  padding: 28px 30px 26px;
  border-radius: 18px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(14, 20, 38, 0.98), rgba(10, 15, 30, 0.98));
  border: 1px solid rgba(99, 122, 255, 0.18);
  box-shadow:
    0 28px 60px rgba(2, 6, 23, 0.58),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.flashcards-confirmation-modal .modal-header {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 10px;
  gap: 20px;
}

.flashcards-confirmation-head {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.flashcards-confirmation-icon {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(251, 146, 60, 0.16);
  color: #fb923c;
  font-size: 1.1rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.flashcards-confirmation-modal .modal-header h3 {
  color: #f8fafc;
  font-size: 1.42rem;
}

.flashcards-confirmation-modal .close-button {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  font-size: 1.3rem;
  line-height: 1;
}

.flashcards-confirmation-modal .close-button:hover,
.flashcards-confirmation-modal .close-button:focus {
  color: #ffffff;
  background: rgba(99, 122, 255, 0.16);
  border-color: rgba(99, 122, 255, 0.24);
}

.flashcards-confirmation-modal .modal-body {
  padding: 4px 0 0 54px;
  font-size: 1rem;
}

.flashcards-confirmation-modal .modal-body p {
  color: rgba(226, 232, 240, 0.88);
}

.flashcards-confirmation-modal .modal-footer {
  border-top: none;
  margin-top: 22px;
  padding-top: 0;
}

.flashcards-confirmation-modal .btn {
  min-width: 96px;
  padding: 11px 18px;
  border-radius: 10px;
  font-size: 0.98rem;
}

.flashcards-confirmation-modal .btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.flashcards-confirmation-modal .btn-secondary:hover {
  background: rgba(99, 122, 255, 0.14);
  border-color: rgba(99, 122, 255, 0.26);
}

.flashcards-confirmation-modal .btn-danger {
  background: linear-gradient(135deg, #ff4d6d, #ff2d55);
  color: #fff;
  border: 1px solid transparent;
  box-shadow: 0 14px 28px rgba(255, 45, 85, 0.28);
}

.flashcards-confirmation-modal .btn-danger:hover {
  background: linear-gradient(135deg, #ff5f7c, #ff375f);
}

.light-mode .flashcards-confirmation-modal {
  background: rgba(15, 23, 42, 0.46);
}

.light-mode .flashcards-confirmation-modal .modal-content {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.96));
  border: 1px solid rgba(226, 232, 240, 0.92);
  box-shadow: 0 24px 54px rgba(15, 23, 42, 0.26);
}

.light-mode .flashcards-confirmation-modal .modal-header h3 {
  color: #111827;
}

.light-mode .flashcards-confirmation-modal .close-button {
  background: rgba(148, 163, 184, 0.12);
  border-color: transparent;
  color: #64748b;
}

.light-mode .flashcards-confirmation-modal .close-button:hover,
.light-mode .flashcards-confirmation-modal .close-button:focus {
  color: #334155;
  background: rgba(148, 163, 184, 0.2);
}

.light-mode .flashcards-confirmation-modal .modal-body p {
  color: #334155;
}

.light-mode .flashcards-confirmation-modal .btn-secondary {
  background: #fff;
  color: #334155;
  border: 1px solid rgba(148, 163, 184, 0.42);
  box-shadow: none;
}

.light-mode .flashcards-confirmation-modal .btn-secondary:hover {
  background: #f8fafc;
  border-color: rgba(100, 116, 139, 0.42);
}

@media (max-width: 640px) {
  .flashcards-confirmation-modal {
    padding: 18px;
  }

  .flashcards-confirmation-modal .modal-content {
    padding: 22px 18px 20px;
  }

  .flashcards-confirmation-modal .modal-body {
    padding-left: 0;
  }

  .flashcards-confirmation-modal .modal-footer {
    width: 100%;
  }

  .flashcards-confirmation-modal .btn {
    flex: 1 1 0;
  }
}

.flashcard-answer-hint {
  margin-top: auto;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.88rem;
  color: rgba(68, 50, 21, 0.8);
  opacity: 0.92;
}

.flashcard-answer-label,
.flashcard-index,
.flashcards-browser-card .deck-pill {
  color: #5d4d2a;
}

.flashcards-browser-card .deck-pill {
  background: rgba(255, 255, 255, 0.36);
  border-color: rgba(79, 55, 8, 0.12);
}

.flashcards-browser-card:hover {
  transform: translateY(-6px) rotate(calc(var(--note-tilt, -1deg) * 0.35));
}

.flashcards-browser-card:hover .flashcard-face {
  transform: translateY(-3px) rotate(var(--note-tilt, -1deg));
  box-shadow:
    0 18px 28px rgba(15, 23, 42, 0.18),
    0 3px 0 rgba(255, 255, 255, 0.18) inset;
  filter: saturate(1.04);
}

.flashcards-browser-card[data-note-style="0"] .flashcard-question-face {
  background: linear-gradient(180deg, rgba(255, 250, 204, 0.99), rgba(248, 229, 154, 0.97));
}

.flashcards-browser-card[data-note-style="0"] .flashcard-answer-face {
  background: linear-gradient(180deg, rgba(255, 238, 196, 0.99), rgba(247, 216, 160, 0.97));
}

.flashcards-browser-card[data-note-style="1"] .flashcard-question-face {
  background: linear-gradient(180deg, rgba(224, 253, 220, 0.99), rgba(176, 232, 170, 0.97));
}

.flashcards-browser-card[data-note-style="1"] .flashcard-answer-face {
  background: linear-gradient(180deg, rgba(216, 246, 255, 0.99), rgba(172, 219, 235, 0.97));
}

.flashcards-browser-card[data-note-style="2"] .flashcard-question-face {
  background: linear-gradient(180deg, rgba(255, 235, 214, 0.99), rgba(248, 205, 170, 0.97));
}

.flashcards-browser-card[data-note-style="2"] .flashcard-answer-face {
  background: linear-gradient(180deg, rgba(255, 245, 214, 0.99), rgba(244, 226, 155, 0.97));
}

.flashcards-browser-card[data-note-style="3"] .flashcard-question-face {
  background: linear-gradient(180deg, rgba(241, 230, 255, 0.99), rgba(212, 191, 241, 0.97));
}

.flashcards-browser-card[data-note-style="3"] .flashcard-answer-face {
  background: linear-gradient(180deg, rgba(222, 247, 239, 0.99), rgba(181, 227, 211, 0.97));
}

.flashcards-browser-card[data-note-style="1"],
.flashcards-browser-card[data-note-style="1"] .flashcard-question-face {
  --note-tilt: 1.15deg;
}

.flashcards-browser-card[data-note-style="2"],
.flashcards-browser-card[data-note-style="2"] .flashcard-question-face {
  --note-tilt: -0.95deg;
}

.flashcards-browser-card[data-note-style="3"],
.flashcards-browser-card[data-note-style="3"] .flashcard-question-face {
  --note-tilt: 1.55deg;
}

.flashcard-answer-face:focus-visible {
  outline: none;
  box-shadow:
    0 16px 24px rgba(15, 23, 42, 0.16),
    0 0 0 2px rgba(107, 79, 31, 0.16);
}

@keyframes flashcardNoteIn {
  from {
    opacity: 0;
    transform: translateY(22px) rotate(calc(var(--note-tilt, -1deg) * 1.4));
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(var(--note-tilt, -1deg));
  }
}

@media (prefers-reduced-motion: reduce) {
  .flashcards-browser-card,
  .flashcard-face,
  .flashcard-answer-hidden {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
}

@media (max-width: 980px) {
  .flashcards-grid-browser {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .flashcards-tabbed-workspace {
    padding: 18px;
  }

  .flashcards-panel-actions {
    width: 100%;
  }

  .flashcards-panel-actions .btn {
    flex: 1 1 180px;
  }

  .flashcards-browser-card {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .flashcard-question-face {
    --note-tilt: -1deg;
  }
}

/* Setup / Study product flow */

.flashcards-sidebar-primary {
  display: flex;
}

.flashcards-sidebar-create-btn {
  width: 100%;
  min-height: 52px;
  justify-content: center;
  gap: 10px;
  border-radius: 18px;
  font-weight: 800;
  box-shadow: 0 16px 32px rgba(79, 111, 255, 0.22);
}

.flashcards-sidebar-create-btn.is-active {
  box-shadow:
    0 18px 36px rgba(79, 111, 255, 0.24),
    0 0 0 4px rgba(79, 111, 255, 0.1);
}

.flashcards-setup-stage {
  display: flex;
}

.flashcards-setup-stage .flashcards-generator-main {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 32px;
  border-radius: 30px;
  background:
    radial-gradient(circle at top right, rgba(99, 102, 241, 0.16), transparent 34%),
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 24px 54px rgba(0, 0, 0, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.flashcards-study-stage {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.flashcards-study-header {
  padding: 18px 20px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.18), transparent 34%),
    radial-gradient(circle at bottom left, rgba(14, 165, 233, 0.08), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.flashcards-study-header-top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.flashcards-study-header-copy h2 {
  margin: 0;
  font-size: clamp(1.35rem, 1.9vw, 1.8rem);
  line-height: 1.2;
}

.flashcards-study-header-copy p {
  margin: 6px 0 0;
  max-width: 640px;
  color: rgba(226, 232, 240, 0.84);
  line-height: 1.55;
}

.flashcards-study-header-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.flashcards-study-btn {
  min-height: 42px;
  padding: 10px 14px;
  border-radius: 14px;
  font-weight: 800;
  white-space: nowrap;
}

.flashcards-study-header-actions .flashcards-study-btn[hidden] {
  display: none !important;
}

.flashcards-study-btn.is-active {
  box-shadow:
    0 14px 28px rgba(79, 111, 255, 0.2),
    0 0 0 4px rgba(79, 111, 255, 0.08);
}

.flashcards-study-progress-row {
  margin-top: 12px;
}

.flashcards-study-progress-row .flashcards-progress-head span:last-child {
  color: #c4b5fd;
  font-weight: 700;
}

.flashcards-study-progress-row .flashcards-progress-bar {
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.16), rgba(245, 158, 11, 0.12), rgba(34, 197, 94, 0.12));
}

.flashcards-study-progress-row .flashcards-progress-fill {
  background: linear-gradient(90deg, #ef4444 0%, #f59e0b 48%, #22c55e 100%);
}

.flashcards-study-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.flashcards-study-stat {
  min-height: 0;
  padding: 12px 14px;
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.08), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.04));
  border-color: rgba(255, 255, 255, 0.1);
}

.flashcards-study-stat::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: var(--flashcards-stat-accent, var(--primary-gradient));
  opacity: 0.95;
}

.flashcards-study-stat.is-total {
  --flashcards-stat-accent: linear-gradient(135deg, #60a5fa, #2563eb);
}

.flashcards-study-stat.is-mastered {
  --flashcards-stat-accent: linear-gradient(135deg, #4ade80, #16a34a);
}

.flashcards-study-stat.is-learning {
  --flashcards-stat-accent: linear-gradient(135deg, #fbbf24, #f97316);
}

.flashcards-study-stat.is-accuracy {
  --flashcards-stat-accent: linear-gradient(135deg, #f472b6, #a855f7);
}

.flashcards-study-stat.is-total .flashcards-stat-value {
  color: #93c5fd;
}

.flashcards-study-stat.is-mastered .flashcards-stat-value {
  color: #86efac;
}

.flashcards-study-stat.is-learning .flashcards-stat-value {
  color: #fcd34d;
}

.flashcards-study-stat.is-accuracy .flashcards-stat-value {
  color: #f9a8d4;
}

.flashcards-study-stat .flashcards-stat-label {
  color: rgba(255, 255, 255, 0.72);
}

.flashcards-study-stat .flashcards-stat-value {
  font-size: 1.32rem;
  line-height: 1.1;
}

.flashcards-review-section {
  padding: 20px 22px;
}

.flashcards-review-section.is-hidden {
  display: none;
}

.flashcards-app-shell.is-setup-mode .flashcards-library-card,
.flashcards-app-shell.is-setup-mode .flashcards-deck-sidebar {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.025));
}

.flashcards-app-shell.is-study-mode .flashcards-deck-sidebar {
  opacity: 0.82;
}

.flashcards-app-shell.is-study-mode .flashcards-sidebar-footer {
  opacity: 0.72;
}

.light-mode .flashcards-setup-stage .flashcards-generator-main,
.light-mode .flashcards-study-header {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.16), transparent 34%),
    radial-gradient(circle at top left, rgba(196, 181, 253, 0.16), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 248, 255, 0.96));
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .flashcards-study-header-copy p {
  color: rgba(71, 85, 105, 0.84);
}

.light-mode .flashcards-app-shell.is-study-mode .flashcards-practice-stage {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.16), transparent 34%),
    radial-gradient(circle at bottom left, rgba(196, 181, 253, 0.16), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 248, 255, 0.96));
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .flashcards-app-shell.is-study-mode .flashcards-sidebar-create-btn {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.16);
  color: #1e293b;
  box-shadow: 0 12px 24px rgba(79, 111, 255, 0.12);
}

.light-mode .flashcards-sidebar-create-btn {
  color: #1e293b;
}

.light-mode .flashcards-sidebar-create-btn i {
  color: #4f46e5;
}

.light-mode .flashcards-study-stat {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.9), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.14);
}

.light-mode .flashcards-study-stat .flashcards-stat-label {
  color: rgba(51, 65, 85, 0.74);
}

.light-mode .flashcards-study-progress-row .flashcards-progress-head span:last-child {
  color: #7c3aed;
}

@media (max-width: 1120px) {
  .flashcards-shell.flashcards-app-shell {
    gap: 20px;
  }

  .flashcards-app-main {
    order: 1;
    gap: 16px;
  }

  .flashcards-app-sidebar {
    order: 2;
    position: static;
    top: auto;
    gap: 16px;
  }
}

@media (max-width: 820px) {
  .flashcards-study-header-top {
    flex-direction: column;
    align-items: stretch;
  }

  .flashcards-study-header-actions {
    width: 100%;
  }

  .flashcards-study-btn {
    flex: 1 1 180px;
    justify-content: center;
  }

  .flashcards-study-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .flashcards-sidebar-primary {
    display: none;
  }

  .flashcards-shell.flashcards-app-shell,
  .flashcards-app-main,
  .flashcards-app-sidebar {
    gap: 14px;
  }

  .flashcards-setup-stage .flashcards-generator-main,
  .flashcards-study-header,
  .flashcards-review-section {
    padding: 18px;
    border-radius: 22px;
  }

  .flashcards-study-stats {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .flashcards-study-stat {
    min-height: 0;
  }

  .flashcards-study-btn {
    width: 100%;
    flex: 1 1 100%;
  }

  .flashcards-practice-stage {
    padding: 18px;
  }

  .practice-stage-support {
    padding: 0;
  }

  .practice-card-shell {
    min-height: 340px;
    padding: 24px 22px 22px;
  }
}

/* Interaction polish */

.practice-nav-buttons {
  display: inline-flex;
  gap: 8px;
}

.practice-nav-btn {
  min-width: 46px;
  width: 46px;
  height: 46px;
  padding: 0;
  justify-content: center;
  border-radius: 16px;
}

.flashcards-review-footer {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-review-footer.is-hidden,
.flashcards-review-more-btn.is-hidden {
  display: none;
}

.flashcards-review-meta {
  font-size: 0.92rem;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.55;
}

.flashcards-review-more-btn {
  min-height: 42px;
  padding: 10px 14px;
  border-radius: 14px;
  font-weight: 700;
}

.practice-card-shell {
  transition:
    border-color 0.22s ease,
    box-shadow 0.22s ease,
    transform 0.22s ease;
}

.practice-card-shell.is-click-to-reveal {
  cursor: pointer;
}

.practice-card-shell.is-click-to-reveal:hover {
  transform: translateY(-2px);
  box-shadow:
    0 30px 78px rgba(0, 0, 0, 0.18),
    0 0 0 6px rgba(var(--primary-color-rgb), 0.06);
}

.practice-card-shell.is-click-to-reveal:active {
  transform: translateY(0);
}

.practice-card-shell:focus-visible {
  outline: none;
  box-shadow:
    0 30px 78px rgba(0, 0, 0, 0.18),
    0 0 0 6px rgba(var(--primary-color-rgb), 0.1);
}

.practice-card-shell.is-card-transitioning .practice-card-topic,
.practice-card-shell.is-card-transitioning .practice-card-counter,
.practice-card-shell.is-card-transitioning .practice-card-front,
.practice-card-shell.is-card-transitioning .practice-card-hint,
.practice-card-shell.is-card-transitioning .practice-card-back {
  animation: flashcardsPracticeSwap 0.24s ease;
}

.practice-card-shell.is-answer-revealing .practice-card-back,
.practice-card-shell.is-answer-revealing .practice-card-back-label,
.practice-card-shell.is-answer-revealing .practice-card-back-text {
  animation: flashcardsPracticeReveal 0.22s ease;
}

.practice-status-chip,
.flashcards-study-btn,
.flashcards-sidebar-create-btn,
.practice-action-row .btn,
.practice-nav-btn,
.flashcards-review-more-btn {
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease,
    border-color 0.18s ease,
    color 0.18s ease;
}

.flashcards-study-btn:hover,
.flashcards-sidebar-create-btn:hover,
.practice-action-row .btn:hover:not(:disabled),
.practice-nav-btn:hover:not(:disabled),
.flashcards-review-more-btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.flashcards-study-btn:active,
.flashcards-sidebar-create-btn:active,
.practice-action-row .btn:active:not(:disabled),
.practice-nav-btn:active:not(:disabled),
.flashcards-review-more-btn:active:not(:disabled) {
  transform: translateY(0);
}

.practice-status-chip {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.practice-session-summary {
  color: rgba(226, 232, 240, 0.78);
  line-height: 1.6;
}

.light-mode .flashcards-review-footer {
  background: rgba(248, 250, 252, 0.88);
  border-color: rgba(148, 163, 184, 0.12);
}

.light-mode .flashcards-review-meta,
.light-mode .practice-stage-support,
.light-mode .practice-session-summary {
  color: rgba(71, 85, 105, 0.82);
}

/* Step 2 review workspace polish */

.flashcards-study-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.flashcards-active-deck-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.18), rgba(14, 165, 233, 0.16));
  border: 1px solid rgba(125, 159, 255, 0.24);
  color: rgba(231, 238, 255, 0.96);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.flashcards-app-shell.is-review-mode .flashcards-study-stage {
  gap: 12px;
}

.flashcards-app-shell.is-review-mode .flashcards-study-header {
  padding: 16px 18px 18px;
}

.flashcards-app-shell.is-review-mode .flashcards-study-header-copy h2 {
  font-size: clamp(1.3rem, 1.8vw, 1.65rem);
}

.flashcards-app-shell.is-review-mode .flashcards-study-header-copy p {
  max-width: 760px;
  margin-top: 4px;
  font-size: 0.98rem;
}

.flashcards-study-summary-strip {
  display: grid;
  grid-template-columns: minmax(260px, 0.88fr) minmax(0, 1.12fr);
  gap: 12px;
  align-items: stretch;
  margin-top: 14px;
}

.flashcards-study-progress-row {
  margin-top: 0;
  padding: 14px 16px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flashcards-study-stats {
  margin-top: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flashcards-app-shell.is-review-mode .flashcards-study-stat {
  padding: 10px 12px 11px;
  border-radius: 16px;
  gap: 5px;
}

.flashcards-app-shell.is-review-mode .flashcards-study-stat .flashcards-stat-label {
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.flashcards-app-shell.is-review-mode .flashcards-study-stat .flashcards-stat-value {
  font-size: 1.18rem;
}

.flashcards-review-copy {
  max-width: 720px;
}

.flashcards-review-copy h3 {
  margin-top: 6px;
}

.flashcards-review-actions {
  justify-content: flex-end;
  align-items: stretch;
}

.flashcards-review-actions .btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 16px;
  font-weight: 800;
  border: 1px solid transparent;
}

.flashcards-review-actions .btn-primary {
  padding-inline: 18px;
  box-shadow:
    0 16px 32px rgba(79, 111, 255, 0.22),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

.flashcards-review-actions .btn-secondary {
  padding-inline: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.045));
  border-color: rgba(255, 255, 255, 0.12);
}

.light-mode .flashcards-review-actions .btn-primary {
  background: linear-gradient(135deg, #5b7cff, #4f6fff);
  color: #ffffff;
  border-color: transparent;
  box-shadow:
    0 14px 28px rgba(79, 111, 255, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.light-mode .flashcards-review-actions .btn-primary:hover {
  background: linear-gradient(135deg, #6b88ff, #5a72ff);
  box-shadow: 0 18px 32px rgba(79, 111, 255, 0.24);
}

.light-mode .flashcards-review-actions .btn-secondary {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(237, 242, 252, 0.98));
  color: #334155;
  border: 1px solid rgba(148, 163, 184, 0.32);
  box-shadow:
    0 10px 20px rgba(148, 163, 184, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.light-mode .flashcards-review-actions .btn-secondary:hover {
  background: linear-gradient(180deg, rgba(255, 255, 255, 1), rgba(229, 236, 250, 1));
  color: #1e293b;
  border-color: rgba(99, 102, 241, 0.28);
  box-shadow:
    0 12px 24px rgba(148, 163, 184, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.98);
}

.light-mode .flashcards-review-actions #cardsStartPracticeBtn,
.light-mode .flashcards-review-actions #cardsShowAnswersBtn {
  min-width: 170px;
}

.flashcards-review-tools {
  margin-bottom: 16px;
}

.flashcards-review-tools .flashcards-search-input {
  width: min(420px, 100%);
  min-width: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.04));
}

.flashcards-app-shell.is-review-mode .flashcards-review-section {
  padding: 18px 20px 20px;
}

.flashcards-app-shell.is-review-mode .flashcards-review-section .flashcards-panel-head {
  align-items: end;
  gap: 14px;
  margin-bottom: 14px;
}

.flashcards-app-shell.is-review-mode .flashcards-library-card .saved-deck-card.is-active {
  box-shadow:
    0 18px 36px rgba(79, 111, 255, 0.18),
    0 0 0 1px rgba(110, 140, 255, 0.22) inset;
}

.flashcards-app-shell.is-review-mode .flashcards-deck-sidebar {
  opacity: 0.74;
}

.flashcards-app-shell.is-review-mode .flashcards-deck-sidebar .flashcards-tool-btn {
  min-height: 44px;
  font-size: 0.96rem;
}

.light-mode .flashcards-active-deck-badge {
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.12), rgba(14, 165, 233, 0.1));
  border-color: rgba(79, 111, 255, 0.16);
  color: rgba(37, 99, 235, 0.92);
}

.light-mode .flashcards-study-progress-row,
.light-mode .flashcards-review-tools .flashcards-search-input {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.14);
}

/* Step 3 practice mode */

.flashcards-app-shell.is-practice-mode .flashcards-study-header {
  padding: 14px 18px;
}

.flashcards-app-shell.is-practice-mode .flashcards-study-summary-strip {
  display: none;
}

.flashcards-app-shell.is-practice-mode .flashcards-study-header-copy p {
  max-width: 620px;
  margin-top: 4px;
}

.flashcards-app-shell.is-practice-mode .flashcards-deck-sidebar {
  opacity: 0.68;
}

.flashcards-app-shell.is-practice-mode .flashcards-practice-stage {
  padding: 24px 28px 26px;
}

.practice-stage-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.practice-stage-toolbar {
  align-items: flex-start;
}

.practice-progress-strip {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.practice-progress-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 0.92rem;
  color: rgba(226, 232, 240, 0.82);
}

.practice-progress-head span:last-child {
  font-weight: 800;
  color: #c7d2fe;
}

.practice-progress-bar {
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
}

.practice-progress-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #4f6fff 0%, #8b5cf6 48%, #14b8a6 100%);
  transition: width 0.24s ease;
}

.flashcards-app-shell.is-practice-mode .practice-card-stage {
  padding-top: 6px;
}

.flashcards-app-shell.is-practice-mode .practice-card-shell {
  width: min(100%, 920px);
  min-height: 430px;
  padding: 34px 36px 30px;
}

.flashcards-app-shell.is-practice-mode .practice-card-front {
  min-height: 182px;
}

.flashcards-app-shell.is-practice-mode .practice-action-row {
  margin-top: 20px;
}

.flashcards-app-shell.is-practice-mode .practice-action-row .btn {
  min-width: 158px;
}

.flashcards-app-shell.is-practice-mode .practice-session-summary {
  margin-top: 12px;
}

.light-mode .practice-progress-strip {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.14);
}

.light-mode .practice-progress-head {
  color: rgba(71, 85, 105, 0.82);
}

.light-mode .practice-progress-head span:last-child {
  color: #4f46e5;
}

/* Step 3 exam mode */

.flashcards-app-shell.is-exam-mode .flashcards-study-header {
  padding: 14px 18px;
}

.flashcards-app-shell.is-exam-mode .flashcards-study-summary-strip {
  display: none;
}

.flashcards-app-shell.is-exam-mode .flashcards-study-header-copy p {
  max-width: 620px;
  margin-top: 4px;
}

.flashcards-app-shell.is-exam-mode .flashcards-deck-sidebar {
  opacity: 0.68;
}

.flashcards-app-shell.is-exam-mode .flashcards-practice-stage {
  padding: 24px 28px 26px;
}

.exam-status-chip {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.2);
}

.exam-progress-strip .practice-progress-fill {
  background: linear-gradient(90deg, #22c55e 0%, #14b8a6 48%, #4f6fff 100%);
}

.exam-card-stage {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex: 1;
  padding: 4px 0 0;
}

.exam-card-shell {
  width: min(100%, 940px);
  min-height: 460px;
  margin: 0 auto;
  padding: 34px 36px 30px;
  border-radius: 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px 18px;
  align-content: start;
  background:
    radial-gradient(circle at top, rgba(56, 189, 248, 0.12), transparent 52%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    0 28px 70px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.light-mode .exam-card-shell {
  background:
    radial-gradient(circle at top, rgba(20, 184, 166, 0.08), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 248, 255, 0.96));
  border-color: rgba(15, 23, 42, 0.08);
}

.exam-card-topic,
.exam-card-counter {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
}

.exam-card-counter {
  justify-self: end;
}

.exam-card-front,
.exam-answer-input,
.exam-answer-panel {
  grid-column: 1 / -1;
}

.exam-card-front {
  min-height: 140px;
  margin: 6px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: clamp(1.6rem, 2.7vw, 2.32rem);
  line-height: 1.48;
  text-wrap: balance;
}

.exam-answer-input {
  min-height: 172px;
  resize: vertical;
  padding: 18px 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--dark-text);
  font: inherit;
  line-height: 1.7;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.exam-answer-input::placeholder {
  color: rgba(191, 219, 254, 0.58);
}

.exam-answer-input:focus {
  outline: none;
  border-color: rgba(var(--primary-color-rgb), 0.42);
  box-shadow:
    0 0 0 4px rgba(var(--primary-color-rgb), 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  background: rgba(255, 255, 255, 0.09);
}

.exam-answer-input:disabled {
  cursor: not-allowed;
  opacity: 0.86;
}

.light-mode .exam-answer-input {
  background: rgba(241, 245, 249, 0.88);
  border-color: rgba(148, 163, 184, 0.2);
  color: #0f172a;
}

.light-mode .exam-answer-input::placeholder {
  color: rgba(100, 116, 139, 0.8);
}

.exam-answer-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.exam-answer-panel.is-hidden {
  display: none;
}

.exam-answer-card {
  min-height: 170px;
  padding: 18px 20px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.exam-answer-card-reference {
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.12), transparent 48%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.035));
  border-color: rgba(var(--primary-color-rgb), 0.18);
}

.light-mode .exam-answer-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(241, 245, 249, 0.96));
  border-color: rgba(148, 163, 184, 0.18);
}

.exam-answer-label {
  margin-bottom: 10px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(191, 219, 254, 0.72);
}

.light-mode .exam-answer-label {
  color: rgba(79, 70, 229, 0.8);
}

.exam-answer-copy {
  font-size: 1rem;
  line-height: 1.72;
  white-space: pre-wrap;
  word-break: break-word;
}

.exam-action-row .btn {
  min-width: 160px;
}

.flashcards-app-shell.is-exam-mode .exam-card-shell {
  width: min(100%, 960px);
}

@media (max-width: 820px) {
  .exam-answer-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1120px) {
  .flashcards-study-summary-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .flashcards-review-actions {
    width: 100%;
  }

  .flashcards-review-actions .btn {
    flex: 1 1 180px;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .flashcards-study-title-row {
    gap: 8px;
  }

  .flashcards-active-deck-badge {
    min-height: 26px;
    padding: 5px 10px;
    font-size: 0.72rem;
  }

  .flashcards-study-summary-strip {
    gap: 10px;
    margin-top: 12px;
  }

  .flashcards-study-progress-row {
    padding: 12px 14px;
  }

  .flashcards-app-shell.is-review-mode .flashcards-review-section .flashcards-panel-head {
    align-items: stretch;
  }

  .flashcards-review-tools .flashcards-search-input {
    width: 100%;
  }

  .flashcards-app-shell.is-practice-mode .flashcards-practice-stage,
  .flashcards-app-shell.is-exam-mode .flashcards-practice-stage {
    padding: 18px;
  }

  .practice-progress-strip {
    padding: 12px 14px;
  }

  .practice-progress-head {
    font-size: 0.88rem;
  }
}

@keyframes flashcardsPracticeSwap {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes flashcardsPracticeReveal {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .practice-nav-buttons {
    width: 100%;
  }

  .practice-nav-btn {
    flex: 1 1 0;
    width: auto;
  }

  .flashcards-review-footer {
    align-items: stretch;
  }

  .flashcards-review-more-btn {
    width: 100%;
    justify-content: center;
  }

  .exam-card-shell {
    min-height: 340px;
    padding: 24px 22px 22px;
    grid-template-columns: 1fr;
  }

  .exam-card-counter {
    justify-self: start;
  }

  .exam-card-front {
    min-height: 120px;
    font-size: 1.38rem;
  }

  .exam-answer-input {
    min-height: 152px;
    padding: 16px 18px;
    border-radius: 18px;
  }

  .exam-action-row {
    flex-direction: column;
    align-items: stretch;
  }

  .exam-action-row .btn {
    width: 100%;
    min-width: 0;
  }
}

/* Final page polish */

.flashcards-app-header {
  margin-bottom: 28px;
}

.flashcards-app-header .tool-title {
  font-size: clamp(2.5rem, 4.2vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.flashcards-app-header .tool-description {
  max-width: 860px;
  font-size: 1.04rem;
  line-height: 1.75;
}

.flashcards-app-shell.is-setup-mode {
  grid-template-columns: minmax(270px, 310px) minmax(0, 1fr);
  align-items: start;
}

.flashcards-app-shell.is-setup-mode .flashcards-sidebar-primary,
.flashcards-app-shell.is-setup-mode .flashcards-deck-sidebar,
.flashcards-app-shell.is-setup-mode .flashcards-sidebar-footer {
  display: none;
}

.flashcards-app-shell.is-setup-mode .flashcards-library-card {
  position: sticky;
  top: 108px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  padding: 36px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  grid-template-columns: minmax(0, 1.08fr) minmax(400px, 0.92fr);
  gap: 32px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: 12ch;
  font-size: clamp(2rem, 3.1vw, 3rem);
  line-height: 1.08;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 60ch;
  font-size: 1.02rem;
  line-height: 1.78;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-points {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-point {
  height: 100%;
}

.flashcards-app-shell.is-setup-mode .flashcards-library-card .saved-decks-list {
  max-height: 520px;
}

.flashcards-landing-stack {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
}

.flashcards-landing-stack > .flashcards-seo-section {
  grid-column: 1 / -1;
}

.flashcards-landing-stack > .flashcards-seo-section:nth-child(2),
.flashcards-landing-stack > .flashcards-seo-section:nth-child(3),
.flashcards-landing-stack > .flashcards-seo-section:nth-child(4),
.flashcards-landing-stack > .flashcards-seo-section:nth-child(5) {
  grid-column: span 6;
}

.flashcards-landing-stack > .flashcards-seo-section:nth-child(6) {
  grid-column: 1 / -1;
}

.flashcards-seo-section {
  height: 100%;
}

@media (max-width: 1120px) {
  .flashcards-app-shell.is-setup-mode {
    grid-template-columns: 1fr;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-library-card {
    position: static;
    top: auto;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    padding: 28px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-hero,
  .flashcards-landing-stack {
    grid-template-columns: 1fr;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-hero-points {
    grid-template-columns: 1fr;
  }

  .flashcards-landing-stack > .flashcards-seo-section {
    grid-column: auto;
  }
}

@media (max-width: 640px) {
  .flashcards-app-header {
    margin-bottom: 18px;
  }

  .flashcards-app-header .tool-title,
  .flashcards-app-header.is-compact .tool-title {
    font-size: 2.1rem;
    line-height: 1.06;
  }

  .flashcards-app-header .tool-description {
    font-size: 0.98rem;
    line-height: 1.68;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    padding: 22px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: none;
    font-size: 1.9rem;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
    font-size: 0.96rem;
    line-height: 1.7;
  }

  .flashcards-seo-section {
    height: auto;
  }
}

/* Setup simplification */

.flashcards-app-shell.is-setup-mode {
  display: block;
  max-width: 1120px;
  margin: 0 auto;
}

.flashcards-app-shell.is-setup-mode .flashcards-app-sidebar {
  display: none;
}

.flashcards-app-shell.is-setup-mode .flashcards-app-main {
  gap: 22px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  padding: 34px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  grid-template-columns: minmax(0, 1fr) minmax(360px, 420px);
  gap: 28px;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-points,
.flashcards-app-shell.is-setup-mode .flashcards-hero-trust {
  grid-template-columns: 1fr;
  gap: 12px;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-point,
.flashcards-app-shell.is-setup-mode .flashcards-hero-trust-item {
  padding: 14px 0 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.flashcards-landing-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 1120px;
  margin: 0 auto;
}

.flashcards-seo-section {
  padding: 26px 28px;
}

.flashcards-feature-grid,
.flashcards-use-cases-grid,
.flashcards-trust-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.flashcards-how-card,
.flashcards-use-case-card,
.flashcards-trust-card,
.flashcards-feature-card {
  padding: 16px 0 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  text-align: left;
}

.light-mode .flashcards-how-card,
.light-mode .flashcards-use-case-card,
.light-mode .flashcards-trust-card,
.light-mode .flashcards-feature-card {
  background: transparent;
  border: 0;
  border-top: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: none;
}

.flashcards-feature-icon,
.flashcards-trust-card i {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  margin: 0 0 12px;
}

.flashcards-how-card h3,
.flashcards-use-case-card h3,
.flashcards-trust-card strong,
.flashcards-feature-card h3 {
  margin-top: 0;
}

.flashcards-faq-list {
  gap: 10px;
}

.flashcards-faq-item {
  border-radius: 16px;
}

@media (max-width: 900px) {
  .flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
    grid-template-columns: 1fr;
  }

  .flashcards-feature-grid,
  .flashcards-use-cases-grid,
  .flashcards-trust-grid {
    grid-template-columns: 1fr;
  }
}

/* Step 1 landing polish */

.flashcards-app-shell.is-setup-mode {
  max-width: 1180px;
}

.flashcards-app-shell.is-setup-mode .flashcards-app-main {
  gap: 26px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  padding: 38px 40px;
  border-radius: 30px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, 430px);
  gap: 36px;
  align-items: stretch;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  gap: 20px;
  justify-content: center;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: 10.5ch;
  font-size: clamp(2.3rem, 3.4vw, 3.45rem);
  line-height: 1.04;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 56ch;
  font-size: 0.99rem;
  line-height: 1.72;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-badges {
  gap: 12px;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-badge {
  padding: 10px 13px;
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(255, 255, 255, 0.07);
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-flow {
  gap: 14px;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-flow-step {
  padding: 14px 0 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-flow-step span {
  width: 30px;
  height: 30px;
  margin-bottom: 10px;
  border-radius: 10px;
  font-size: 0.82rem;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-flow-step p {
  max-width: 22ch;
  font-size: 0.92rem;
  line-height: 1.58;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-inline-meta {
  gap: 10px 18px;
  padding-top: 6px;
  font-size: 0.9rem;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  padding: 22px;
  border-radius: 28px;
}

.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
  gap: 10px;
  padding: 8px;
  margin-bottom: 16px;
  border-radius: 20px;
}

.flashcards-app-shell.is-setup-mode .flashcards-mode-tab {
  min-height: 54px;
  padding: 12px 16px;
  font-size: 0.95rem;
  justify-content: center;
}

.flashcards-app-shell.is-setup-mode .flashcards-source-panel {
  gap: 12px;
  min-height: 330px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.light-mode .flashcards-app-shell.is-setup-mode .flashcards-source-panel {
  background: rgba(248, 250, 252, 0.92);
  border-color: rgba(148, 163, 184, 0.14);
}

.flashcards-app-shell.is-setup-mode .flashcards-label {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(226, 232, 240, 0.76);
}

.light-mode .flashcards-app-shell.is-setup-mode .flashcards-label {
  color: rgba(71, 85, 105, 0.72);
}

.flashcards-app-shell.is-setup-mode .flashcards-input,
.flashcards-app-shell.is-setup-mode .flashcards-select,
.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  border-radius: 16px;
}

.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  min-height: 236px;
}

.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  min-height: 236px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 24px 20px;
  border-radius: 20px;
}

.flashcards-app-shell.is-setup-mode .pdf-upload-icon {
  margin-bottom: 0;
  font-size: 2.5rem;
}

.flashcards-app-shell.is-setup-mode .pdf-upload-text {
  margin-bottom: 0;
  font-size: 1rem;
}

.flashcards-app-shell.is-setup-mode .pdf-upload-hint {
  margin-bottom: 0.35rem;
  font-size: 0.86rem;
}

.flashcards-app-shell.is-setup-mode .flashcards-settings-grid {
  margin-top: 14px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-footer {
  margin-top: 14px;
  gap: 14px;
}

.flashcards-app-shell.is-setup-mode .flashcards-helper-copy {
  font-size: 0.84rem;
}

.flashcards-app-shell.is-setup-mode .flashcards-status-bar {
  min-height: 54px;
}

.flashcards-marketing-section {
  padding-top: 18px;
}

.flashcards-landing-stack {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
  max-width: 1180px;
  margin: 0 auto;
}

.flashcards-landing-stack > .flashcards-how-section,
.flashcards-landing-stack > .flashcards-why-section,
.flashcards-landing-stack > .flashcards-use-cases-section,
.flashcards-landing-stack > .flashcards-trust-section {
  grid-column: span 6;
}

.flashcards-landing-stack > .flashcards-faq-section,
.flashcards-landing-stack > .flashcards-final-cta {
  grid-column: 1 / -1;
}

.flashcards-seo-section {
  padding: 28px 30px;
  border-radius: 26px;
}

.flashcards-section-header-left {
  margin-bottom: 14px;
}

.flashcards-section-header-left h2 {
  font-size: clamp(1.35rem, 1.35vw, 1.75rem);
}

.flashcards-section-header-left p {
  max-width: none;
  font-size: 0.96rem;
  line-height: 1.65;
}

.flashcards-how-grid {
  display: grid;
  gap: 4px;
}

.flashcards-feature-grid,
.flashcards-use-cases-grid,
.flashcards-trust-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 22px;
}

.flashcards-how-card,
.flashcards-feature-card,
.flashcards-use-case-card,
.flashcards-trust-card {
  padding: 16px 0;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.light-mode .flashcards-how-card,
.light-mode .flashcards-feature-card,
.light-mode .flashcards-use-case-card,
.light-mode .flashcards-trust-card {
  border: 0;
  border-top: 1px solid rgba(148, 163, 184, 0.18);
  background: transparent;
  box-shadow: none;
}

.flashcards-how-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
}

.flashcards-how-number {
  grid-row: span 2;
  min-width: 44px;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 14px;
  font-size: 0.8rem;
}

.flashcards-how-card h3,
.flashcards-feature-card h3,
.flashcards-use-case-card h3,
.flashcards-trust-card strong {
  margin: 0 0 6px;
}

.flashcards-how-card p,
.flashcards-feature-card p,
.flashcards-use-case-card p,
.flashcards-trust-card p {
  margin: 0;
  line-height: 1.62;
}

.flashcards-feature-card,
.flashcards-trust-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  text-align: left;
}

.flashcards-feature-icon,
.flashcards-trust-card i {
  width: 42px;
  height: 42px;
  margin: 0;
  border-radius: 14px;
}

.flashcards-faq-list {
  gap: 10px;
}

.flashcards-faq-item {
  border-radius: 18px;
}

.flashcards-faq-item summary {
  padding: 16px 18px;
}

.flashcards-faq-item p {
  padding: 0 18px 16px;
}

.flashcards-final-cta {
  padding: 24px 28px;
  align-items: center;
}

.flashcards-final-cta-actions {
  min-width: auto;
  align-items: flex-end;
}

@media (max-width: 1080px) {
  .flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    padding: 30px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .flashcards-landing-stack {
    grid-template-columns: 1fr;
  }

  .flashcards-landing-stack > .flashcards-seo-section {
    grid-column: auto;
  }
}

@media (max-width: 820px) {
  .flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
    grid-template-columns: 1fr;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-source-panel {
    min-height: auto;
  }

  .flashcards-feature-grid,
  .flashcards-use-cases-grid,
  .flashcards-trust-grid {
    grid-template-columns: 1fr;
  }

  .flashcards-final-cta-actions {
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    padding: 22px 20px;
    border-radius: 24px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: none;
    font-size: 2rem;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
    font-size: 0.94rem;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-hero-flow {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-source-panel {
    padding: 16px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-settings-grid {
    grid-template-columns: 1fr;
  }

  .flashcards-app-shell.is-setup-mode .pdf-upload-area,
  .flashcards-app-shell.is-setup-mode .flashcards-textarea {
    min-height: 210px;
  }

  .flashcards-seo-section {
    padding: 22px 20px;
    border-radius: 22px;
  }
}

/* Shared-page alignment recovery */

.flashcards-page .tool-layout-container.flashcards-layout {
  max-width: 1320px;
  width: 100%;
  margin: 70px auto 0;
  padding: 20px;
}

.flashcards-page .tool-section {
  width: 100%;
  padding: 25px;
}

.flashcards-app-header {
  max-width: 980px;
  margin: 0 auto 28px;
}

.flashcards-app-header .tool-description {
  max-width: 920px;
}

.flashcards-app-shell.is-setup-mode {
  display: block;
  max-width: 980px;
  margin: 0 auto;
}

.flashcards-app-shell.is-setup-mode .flashcards-app-main {
  gap: 0;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  padding: 32px;
  border-radius: 24px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  gap: 16px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-head {
  text-align: center;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: none;
  font-size: clamp(2.2rem, 3vw, 2.9rem);
  line-height: 1.08;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 760px;
  margin: 0 auto;
  font-size: 0.98rem;
  line-height: 1.72;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-badges,
.flashcards-app-shell.is-setup-mode .flashcards-hero-inline-meta {
  justify-content: center;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-flow {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.flashcards-app-shell.is-setup-mode .flashcards-hero-flow-step {
  padding: 18px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.035);
}

.light-mode .flashcards-app-shell.is-setup-mode .flashcards-hero-flow-step {
  border-color: rgba(148, 163, 184, 0.14);
  background: rgba(255, 255, 255, 0.88);
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  padding: 24px;
  border-radius: 22px;
}

.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: min(100%, 420px);
  margin: 0 auto 16px;
}

.flashcards-app-shell.is-setup-mode .flashcards-source-panel {
  min-height: auto;
  padding: 0;
  background: transparent;
  border: 0;
}

.light-mode .flashcards-app-shell.is-setup-mode .flashcards-source-panel {
  background: transparent;
  border: 0;
}

.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  min-height: 220px;
}

.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  min-height: 220px;
  border-radius: 18px;
}

.flashcards-app-shell.is-setup-mode .flashcards-generator-footer {
  margin-top: 18px;
}

.flashcards-marketing-section {
  padding-top: 34px;
}

.flashcards-landing-stack {
  display: flex;
  flex-direction: column;
  gap: 60px;
  max-width: 1040px;
  margin: 0 auto;
}

.flashcards-seo-section {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.light-mode .flashcards-seo-section {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.flashcards-section-header-left {
  margin-bottom: 28px;
  text-align: center;
}

.flashcards-section-header-left p {
  max-width: 760px;
  margin: 0 auto;
}

.flashcards-how-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.flashcards-feature-grid,
.flashcards-use-cases-grid,
.flashcards-trust-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.flashcards-how-card,
.flashcards-feature-card,
.flashcards-use-case-card,
.flashcards-trust-card {
  padding: 18px 20px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.light-mode .flashcards-how-card,
.light-mode .flashcards-feature-card,
.light-mode .flashcards-use-case-card,
.light-mode .flashcards-trust-card {
  border-color: rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.86);
}

.flashcards-how-card {
  display: block;
}

.flashcards-how-number {
  grid-row: auto;
  margin-bottom: 14px;
}

.flashcards-feature-card,
.flashcards-trust-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  text-align: left;
}

.flashcards-feature-icon,
.flashcards-trust-card i {
  margin: 0;
}

.flashcards-final-cta {
  padding: 26px 28px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.16), transparent 34%),
    linear-gradient(135deg, rgba(79, 111, 255, 0.1), rgba(124, 58, 237, 0.07));
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.12);
}

.light-mode .flashcards-final-cta {
  border-color: rgba(148, 163, 184, 0.16);
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.14), transparent 34%),
    linear-gradient(135deg, rgba(96, 165, 250, 0.1), rgba(196, 181, 253, 0.1));
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.06);
}

@media (max-width: 1120px) {
  .flashcards-page .tool-layout-container.flashcards-layout {
    margin-top: 78px;
    padding: 16px;
  }

  .flashcards-page .tool-section {
    padding: 18px 12px;
  }

  .flashcards-how-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .flashcards-feature-grid,
  .flashcards-use-cases-grid,
  .flashcards-trust-grid {
    grid-template-columns: 1fr;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-hero-flow {
    grid-template-columns: 1fr;
  }

  .flashcards-final-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .flashcards-page .tool-layout-container.flashcards-layout {
    margin-top: 70px;
    padding: 12px;
  }

  .flashcards-page .tool-section {
    padding: 14px 6px;
  }

  .flashcards-app-header {
    margin-bottom: 22px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    padding: 22px 18px;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    font-size: 1.95rem;
  }

  .flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
    width: 100%;
  }

  .flashcards-final-cta {
    padding: 22px 20px;
  }
}

/* Setup state recovery */

.flashcards-shell.flashcards-app-shell.is-setup-mode {
  padding: 0;
  gap: 0;
  width: 100%;
  max-width: none;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-app-sidebar {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-app-main {
  display: block;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-setup-stage {
  display: block;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  width: min(100%, 1180px);
  max-width: 1180px;
  margin: 0 auto;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode + .flashcards-marketing-section,
.flashcards-marketing-section {
  padding-top: 36px;
}


.flashcards-section-header-left h2 {
  font-size: clamp(1.6rem, 2vw, 2rem);
}

.flashcards-how-grid {
  gap: 18px;
}

.flashcards-feature-grid,
.flashcards-use-cases-grid,
.flashcards-trust-grid {
  gap: 18px;
}

.flashcards-page.has-active-deck .tool-layout-container.flashcards-layout {
  max-width: none;
  padding: 20px 28px 24px;
}

.flashcards-page.has-active-deck .tool-section {
  padding: 18px 0 0;
}

.flashcards-page.has-active-deck .flashcards-app-header {
  max-width: none;
  margin: 0 0 24px;
}

.flashcards-page.has-active-deck .flashcards-app-header .tool-description {
  max-width: none;
}

.flashcards-page.has-active-deck .flashcards-shell.flashcards-app-shell {
  width: 100%;
  max-width: none;
}

@media (max-width: 1500px) {
  .flashcards-page.has-active-deck .flashcards-grid-browser {
    grid-template-columns: 1fr;
  }

  .flashcards-page.has-active-deck .flashcards-browser-card {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .flashcards-page.has-active-deck .flashcards-browser-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    width: 100%;
  }

  .flashcards-landing-stack {
    gap: 30px;
  }

  .flashcards-page.has-active-deck .tool-layout-container.flashcards-layout {
    padding: 12px;
  }
}

/* Compact setup sizing */

.flashcards-page:not(.has-active-deck) .flashcards-app-header {
  max-width: 760px;
  margin-bottom: 18px;
}

.flashcards-page:not(.has-active-deck) .flashcards-app-header .tool-title {
  font-size: clamp(1.85rem, 2.4vw, 2.2rem);
  margin-bottom: 8px;
}

.flashcards-page:not(.has-active-deck) .flashcards-app-header .tool-description {
  max-width: 620px;
  font-size: 0.92rem;
  line-height: 1.52;
  margin-bottom: 8px;
}

.flashcards-page:not(.has-active-deck) .flashcards-header-note {
  display: none;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  width: min(100%, 760px);
  max-width: 760px;
  padding: 20px;
  border-radius: 18px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  gap: 10px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: 300px;
  margin: 0 auto;
  font-size: clamp(1.45rem, 1.9vw, 1.85rem);
  line-height: 1.1;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 480px;
  font-size: 0.84rem;
  line-height: 1.45;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  width: min(100%, 620px);
  margin: 0 auto;
  padding: 14px;
  border-radius: 16px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
  width: min(100%, 280px);
  margin-bottom: 12px;
  padding: 5px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tab {
  min-height: 40px;
  padding: 8px 12px;
  font-size: 0.82rem;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-input,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  border-radius: 14px;
  padding: 10px 12px;
  font-size: 0.9rem;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea,
.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  min-height: 150px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-text {
  font-size: 0.88rem;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-hint,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-helper-copy,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-status-bar {
  font-size: 0.82rem;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-title,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-setup-advanced {
  display: none;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main.is-source-engaged .flashcards-source-title {
  display: grid;
  gap: 8px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main.is-source-engaged .flashcards-settings-grid {
  display: grid;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main.is-source-engaged .flashcards-generator-footer {
  display: flex;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main.is-source-engaged .flashcards-pdf-progress,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main.is-source-engaged .flashcards-pdf-meta {
  display: block;
}

@media (max-width: 640px) {
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    width: 100%;
    padding: 18px 14px;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    font-size: 1.55rem;
    max-width: none;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder,
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
    width: 100%;
  }
}

/* Setup style refinement */

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  width: min(100%, 820px);
  max-width: 820px;
  padding: 24px;
  border-radius: 22px;
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(99, 102, 241, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 18px 36px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(129, 140, 248, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 247, 255, 0.95));
  border-color: rgba(148, 163, 184, 0.16);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.06);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  gap: 16px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  align-items: center;
  text-align: center;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-section-kicker {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head {
  width: 100%;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head > div {
  display: flex;
  flex-direction: column;
  align-items: center;
}



.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 560px;
  margin: 0;
  text-align: center;
  font-size: 0.92rem;
  line-height: 1.55;
  color: rgba(226, 232, 240, 0.82);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  color: rgba(71, 85, 105, 0.8);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  width: min(100%, 660px);
  margin: 0 auto;
  padding: 18px;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(17, 24, 39, 0.5), rgba(17, 24, 39, 0.34));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 12px 28px rgba(0, 0, 0, 0.12);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 246, 255, 0.95));
  border-color: rgba(148, 163, 184, 0.16);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.05);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
  width: min(100%, 320px);
  margin: 0 auto 14px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tab {
  min-height: 42px;
  font-size: 0.86rem;
  font-weight: 700;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel {
  gap: 12px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-field-head {
  align-items: center;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: rgba(226, 232, 240, 0.72);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-label {
  color: rgba(71, 85, 105, 0.72);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea,
.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-input,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea,
.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area,
.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-input,
.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select {
  background: rgba(248, 250, 252, 0.94);
  border-color: rgba(148, 163, 184, 0.16);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  min-height: 220px;
  line-height: 1.6;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  min-height: 220px;
  padding: 20px 18px;
}

@media (max-width: 640px) {
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    width: 100%;
    padding: 18px 16px;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: none;
    font-size: 1.7rem;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
    max-width: 100%;
    font-size: 0.86rem;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder,
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
    width: 100%;
  }
}

/* Final setup override */

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  width: min(100%, 840px) !important;
  max-width: 840px !important;
  margin: 0 auto !important;
  padding: 28px 26px !important;
  border-radius: 24px !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 18px !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  width: 100% !important;
  max-width: 620px !important;
  margin: 0 auto !important;
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head > div {
  width: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  text-align: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: 14ch !important;
  margin: 0 auto 10px !important;
  font-size: clamp(2rem, 2.6vw, 2.55rem) !important;
  line-height: 1.05 !important;
  text-align: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 520px !important;
  margin: 0 auto !important;
  font-size: 0.94rem !important;
  line-height: 1.56 !important;
  text-align: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head > div {
  align-items: center !important;
  justify-content: center !important;
  text-align: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-section-kicker {
  display: block !important;
  text-align: center !important;
  margin: 0 auto 8px !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  width: min(100%, 650px) !important;
  max-width: 650px !important;
  margin: 0 auto !important;
  padding: 20px !important;
  border-radius: 22px !important;
  background:
    linear-gradient(180deg, rgba(17, 24, 39, 0.52), rgba(17, 24, 39, 0.36)) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 14px 30px rgba(0, 0, 0, 0.12) !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
  width: min(100%, 320px) !important;
  margin: 0 auto 14px !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel {
  gap: 12px !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-field-head {
  align-items: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  min-height: 220px !important;
}

@media (max-width: 640px) {
  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    width: 100% !important;
    padding: 20px 16px !important;
  }

  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: none !important;
    font-size: 1.75rem !important;
  }

  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p,
  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder,
  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
    width: 100% !important;
    max-width: 100% !important;
  }
}

/* Reference-style setup input */

.flashcards-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  width: min(100%, 980px) !important;
  max-width: 980px !important;
  padding: 28px 28px 24px !important;
  border-radius: 26px !important;
  background:
    radial-gradient(circle at bottom left, rgba(96, 165, 250, 0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(129, 140, 248, 0.22), transparent 30%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.94), rgba(15, 23, 42, 0.88)) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.04) !important;
}

.light-mode .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  background:
    radial-gradient(circle at bottom left, rgba(255, 213, 128, 0.28), transparent 30%),
    radial-gradient(circle at bottom right, rgba(221, 214, 254, 0.32), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(250, 250, 252, 0.98)) !important;
  border-color: rgba(226, 232, 240, 0.92) !important;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.96) !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder {
  width: 100% !important;
  max-width: none !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head > div {
  align-items: center !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: none !important;
  font-size: clamp(2.1rem, 3vw, 2.65rem) !important;
  line-height: 1.1 !important;
  color: var(--dark-text) !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 520px !important;
  color: rgba(226, 232, 240, 0.78) !important;
  font-size: 1rem !important;
}

.light-mode .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  color: #232326 !important;
}

.light-mode .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 520px !important;
  color: #6f6a69 !important;
  font-size: 1rem !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-section-kicker {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel.is-hidden {
  display: flex !important;
  flex-direction: column;
  min-height: 182px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid #e5ded8;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
  opacity: 0.82;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel.is-active {
  opacity: 1;
  border-color: #d8c7fb;
  box-shadow:
    0 14px 32px rgba(15, 23, 42, 0.07),
    0 0 0 3px rgba(168, 85, 247, 0.08);
  transform: translateY(-1px);
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-card-heading,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-title {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-card-pdf {
  justify-content: center;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  min-height: 150px !important;
  height: 100%;
  border: 1.5px dashed #d59cf9 !important;
  border-radius: 14px !important;
  padding: 20px 16px !important;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(180deg, rgba(253, 251, 255, 0.98), rgba(251, 248, 255, 0.98)) !important;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.96);
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area:hover,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area.drag-over {
  transform: none !important;
  border-color: #bb6ff6 !important;
  background: linear-gradient(180deg, rgba(252, 247, 255, 1), rgba(248, 240, 255, 1)) !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-upload-inline-copy {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  color: #7b726b;
  font-size: 1.02rem;
  line-height: 1.4;
  text-align: center;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-upload-inline-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #b8aaa0;
  border-radius: 10px;
  padding: 10px 16px;
  background: #ffffff;
  color: #2e2a28;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-upload-inline-btn:hover {
  border-color: #8e7d74;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-hint {
  margin: 0;
  font-size: 0.88rem;
  color: #9a8f88;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-progress,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-meta {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel.is-active .flashcards-pdf-progress:not([hidden]):not(.is-hidden),
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel.is-active .flashcards-pdf-meta:not([hidden]):not(.is-hidden) {
  display: block !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-progress[hidden],
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-progress.is-hidden,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-meta[hidden],
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-meta.is-hidden {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-progress,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-meta {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel.is-active .flashcards-image-progress:not([hidden]):not(.is-hidden),
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel.is-active .flashcards-image-meta:not([hidden]):not(.is-hidden) {
  display: block !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-progress[hidden],
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-progress.is-hidden,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-meta[hidden],
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-meta.is-hidden {
  display: none !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage {
  position: relative;
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 150px;
  border-radius: 14px;
  background: #ffffff;
  border: 1px solid #e7dfd6;
  padding: 18px 18px 14px;
  overflow: hidden;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 12px;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage-title {
  color: #7a6f67;
  font-size: 1rem;
  line-height: 1.35;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage-hint {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: #7a6f67;
  font-size: 0.98rem;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-shortcut-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 32px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid #cfc3bb;
  background: #fffdfa;
  color: #7a6f67;
  font-size: 0.95rem;
  font-weight: 500;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-counter {
  color: #a2978f;
  font-size: 0.79rem;
  white-space: nowrap;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  min-height: 0 !important;
  height: 100%;
  flex: 1 1 auto;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  color: var(--dark-text) !important;
  caret-color: var(--dark-text);
  line-height: 1.65;
  resize: none;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea::placeholder {
  color: rgba(122, 111, 103, 0.5);
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea:focus {
  box-shadow: none !important;
}

.light-mode .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-textarea {
  color: #1e293b !important;
  caret-color: #1e293b;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-settings-grid,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-footer {
  margin-top: 16px;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-settings-grid .flashcards-select,
.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-footer .flashcards-status-bar {
  background: rgba(255, 255, 255, 0.05) !important;
  border-color: rgba(255, 255, 255, 0.1) !important;
  color: var(--dark-text) !important;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-helper-copy {
  color: #746b65;
}

.flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-setting .flashcards-label {
  color: #6f6a69 !important;
}

.light-mode .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-settings-grid .flashcards-select,
.light-mode .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-footer .flashcards-status-bar {
  background: rgba(255, 255, 255, 0.86) !important;
  border-color: #e5ded8 !important;
  color: #2e2a28 !important;
}

@media (max-width: 900px) {
  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    padding: 22px 16px 18px !important;
    border-radius: 22px !important;
  }

  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    font-size: 1.9rem !important;
  }

  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel,
  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-source-panel.is-hidden {
    min-height: 168px;
    padding: 12px;
  }

  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage {
    padding: 16px 14px 12px;
  }

  .flashcards-page:not(.has-active-deck) .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-text-stage-head {
    flex-direction: column;
    gap: 10px;
  }
}

/* 
   POWER OVERRIDE: 
   Fixed selectors to match existing HTML classes (removed .flashcards-page)
*/
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-panel {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-panel.is-active {
  display: flex !important;
  flex-direction: column;
  gap: 16px;
  animation: fc-fadeIn 0.3s ease-out;
}

@keyframes fc-fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Premium polish for the PDF upload area in dark mode */
.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  background: rgba(255, 255, 255, 0.03) !important;
  border: 2px dashed rgba(168, 85, 247, 0.3) !important;
  color: var(--dark-text) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area:hover {
  background: rgba(168, 85, 247, 0.06) !important;
  border-color: rgba(168, 85, 247, 0.6) !important;
  transform: scale(1.005);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .pdf-upload-area {
  background: rgba(248, 250, 252, 0.8) !important;
  border-color: rgba(168, 85, 247, 0.2) !important;
  color: #2e2a28 !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-label {
  color: var(--dark-text);
  font-size: 0.88rem;
  font-weight: 700;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-copy p {
  margin: 0;
  color: rgba(226, 232, 240, 0.82);
  font-size: 0.94rem;
  line-height: 1.45;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-copy p {
  color: rgba(71, 85, 105, 0.82);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-title-row {
  display: none;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-text-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-prompt {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-prompt-title {
  color: var(--dark-text);
  font-size: 1rem;
  font-weight: 500;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-shortcuts {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(226, 232, 240, 0.9);
  font-size: 0.94rem;
  line-height: 1.45;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-shortcuts {
  color: rgba(71, 85, 105, 0.82);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-shortcut {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
  height: 32px;
  padding: 0 10px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--dark-text);
  font-size: 0.9rem;
  font-weight: 600;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-shortcut {
  border-color: rgba(148, 163, 184, 0.24);
  background: rgba(255, 255, 255, 0.98);
  color: #475569;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-counter {
  color: rgba(226, 232, 240, 0.72) !important;
  font-size: 0.82rem !important;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-counter {
  color: rgba(71, 85, 105, 0.7) !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-textarea {
  min-height: 252px !important;
  width: 100%;
  padding: 18px 16px !important;
  border-radius: 18px !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  background: rgba(255, 255, 255, 0.05) !important;
  color: var(--dark-text) !important;
  box-shadow: none !important;
  resize: vertical;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-textarea {
  border-color: rgba(148, 163, 184, 0.16) !important;
  background: rgba(248, 250, 252, 0.94) !important;
  color: #1e293b !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-textarea::placeholder {
  color: rgba(226, 232, 240, 0.44);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-textarea::placeholder {
  color: rgba(100, 116, 139, 0.72);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload {
  min-height: 252px !important;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 14px;
  border-radius: 18px !important;
  border: 1.5px dashed rgba(191, 132, 255, 0.55) !important;
  background: rgba(255, 255, 255, 0.04) !important;
  padding: 30px 20px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload:hover,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload.drag-over {
  background: rgba(168, 85, 247, 0.08) !important;
  border-color: rgba(191, 132, 255, 0.84) !important;
  transform: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload-copy {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  color: var(--dark-text);
  font-size: 1rem;
  text-align: center;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 11px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--dark-text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload-btn {
  border-color: rgba(148, 163, 184, 0.24);
  background: rgba(255, 255, 255, 0.98);
  color: #334155;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload-hint {
  color: rgba(226, 232, 240, 0.66);
  font-size: 0.9rem;
  text-align: center;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload-hint {
  color: rgba(71, 85, 105, 0.7);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-progress,
.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-meta {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel.is-active .flashcards-pdf-progress:not([hidden]):not(.is-hidden),
.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel.is-active .flashcards-pdf-meta:not([hidden]):not(.is-hidden) {
  display: block !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-progress[hidden],
.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-progress.is-hidden,
.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-meta[hidden],
.flashcards-shell.flashcards-app-shell.is-setup-mode #pdfSourcePanel .flashcards-pdf-meta.is-hidden {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-progress,
.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-meta {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel.is-active .flashcards-image-progress:not([hidden]):not(.is-hidden),
.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel.is-active .flashcards-image-meta:not([hidden]):not(.is-hidden) {
  display: block !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-progress[hidden],
.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-progress.is-hidden,
.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-meta[hidden],
.flashcards-shell.flashcards-app-shell.is-setup-mode #imageSourcePanel .flashcards-image-meta.is-hidden {
  display: none !important;
}

@media (max-width: 640px) {
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: 320px !important;
    font-size: 1.72rem !important;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-builder,
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-mode-tabs {
    width: 100% !important;
    max-width: 100% !important;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-textarea,
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-rebuild-upload {
    min-height: 220px !important;
  }
}

/* ================================================= */
/* PREMIUM LANDING PAGE STYLES (v2 — Step 1 Redesign) */
/* ================================================= */

/* --- Hero Landing --- */

.fc-hero-landing {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.fc-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  margin-bottom: 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.16), rgba(124, 58, 237, 0.12));
  border: 1px solid rgba(99, 102, 241, 0.22);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--primary-color);
}

.fc-hero-eyebrow-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--primary-gradient);
  color: #fff;
  font-size: 0.72rem;
}

.fc-hero-title {
  display: block !important;
  text-align: center !important;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem) !important;
  line-height: 1.18 !important;
  margin-bottom: 18px !important;
}

.fc-hero-gradient-text {
  background: linear-gradient(135deg, #6c8cff, #a78bfa, #3a5afe);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fcGradientShift 4s ease infinite;
}

@keyframes fcGradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.fc-hero-subtitle {
  max-width: 680px !important;
  margin: 0 auto 28px !important;
  font-size: 1.15rem !important;
  line-height: 1.7 !important;
  opacity: 0.88 !important;
}

.fc-hero-trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.fc-hero-trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.25s ease;
}

.fc-hero-trust-badge:hover {
  background: rgba(var(--primary-color-rgb), 0.1);
  border-color: rgba(var(--primary-color-rgb), 0.25);
  transform: translateY(-2px);
}

.fc-hero-trust-badge i {
  color: var(--primary-color);
  font-size: 0.95rem;
}

.light-mode .fc-hero-trust-badge {
  background: rgba(255, 255, 255, 0.82);
  border-color: rgba(148, 163, 184, 0.18);
}

.light-mode .fc-hero-eyebrow {
  background: linear-gradient(135deg, rgba(79, 111, 255, 0.1), rgba(124, 58, 237, 0.08));
}

/* --- Stats / Social Proof Bar --- */

.fc-stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 28px 36px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.14), transparent 40%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  flex-wrap: wrap;
}

.fc-stat-item {
  flex: 1;
  text-align: center;
  min-width: 140px;
  padding: 8px 12px;
}

.fc-stat-item strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  background: var(--hero-heading-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.fc-stat-item span {
  display: block;
  margin-top: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0.72;
}

.fc-stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255, 255, 255, 0.12);
  flex-shrink: 0;
}

.light-mode .fc-stats-bar {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.14), transparent 40%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.96));
  border-color: rgba(148, 163, 184, 0.18);
}

.light-mode .fc-stat-divider {
  background: rgba(148, 163, 184, 0.22);
}

/* --- How It Works Steps --- */

.fc-how-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  flex-wrap: wrap;
}

.fc-how-step {
  flex: 1;
  min-width: 220px;
  text-align: center;
  padding: 28px 22px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025));
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}

.fc-how-step:hover {
  transform: translateY(-4px);
  border-color: rgba(var(--primary-color-rgb), 0.25);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.12);
}

.fc-how-step-icon {
  position: relative;
  width: 72px;
  height: 72px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(var(--primary-color-rgb), 0.18), rgba(124, 58, 237, 0.12));
  font-size: 1.6rem;
  color: var(--primary-color);
}

.fc-how-step-number {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--primary-gradient);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(58, 90, 254, 0.35);
}

.fc-how-step h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.fc-how-step p {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.65;
  font-size: 0.95rem;
}

.fc-how-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  flex-shrink: 0;
  color: var(--primary-color);
  font-size: 1.1rem;
  opacity: 0.5;
  padding-top: 40px;
}

.light-mode .fc-how-step {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.94));
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .fc-how-step p {
  color: rgba(71, 85, 105, 0.82);
}

/* --- Features Grid --- */

.fc-features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px 24px;
}

.fc-feature-card {
  padding: 24px 0 0;
  border-radius: 0;
  background: transparent;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: left;
  transition: border-color 0.2s ease, opacity 0.2s ease;
  position: relative;
  overflow: visible;
}

.fc-feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--primary-gradient);
  opacity: 0.9;
  transition: width 0.2s ease;
}

.fc-feature-card:hover {
  border-color: rgba(var(--primary-color-rgb), 0.25);
  opacity: 1;
}

.fc-feature-card:hover::before {
  width: 72px;
}

.fc-feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--primary-color);
  font-size: 1.1rem;
  margin: 0 0 14px;
  transition: background 0.2s ease;
}

.fc-feature-card:hover .fc-feature-icon {
  background: rgba(var(--primary-color-rgb), 0.18);
}

.fc-feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

.fc-feature-card p {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.65;
  font-size: 0.94rem;
}

.light-mode .fc-feature-card {
  background: transparent;
  border-top-color: rgba(148, 163, 184, 0.3);
}

.light-mode .fc-feature-card p {
  color: rgba(71, 85, 105, 0.82);
}

/* --- Audience / Use Cases Grid --- */

.fc-audience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px 24px;
}

.fc-audience-card {
  padding: 4px 0 4px 20px;
  border-radius: 0;
  background: transparent;
  border: 0;
  border-left: 2px solid rgba(255, 255, 255, 0.1);
  text-align: left;
  transition: border-color 0.2s ease;
}

.fc-audience-card:hover {
  border-color: rgba(var(--primary-color-rgb), 0.35);
}

.fc-audience-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--primary-color);
  font-size: 1rem;
  margin: 0 0 14px;
}

.fc-audience-card h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.fc-audience-card p {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.65;
  font-size: 0.93rem;
}

.light-mode .fc-audience-card {
  background: transparent;
  border-left-color: rgba(148, 163, 184, 0.3);
}

.light-mode .fc-audience-card p {
  color: rgba(71, 85, 105, 0.82);
}

/* --- Trust Grid --- */

.fc-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px 24px;
}

.fc-trust-card {
  padding: 24px 0 0;
  border-radius: 0;
  background: transparent;
  border: 0;
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
  transition: border-color 0.2s ease;
}

.fc-trust-card:hover {
  border-color: rgba(var(--primary-color-rgb), 0.2);
}

.fc-trust-card i {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(var(--primary-color-rgb), 0.12);
  color: var(--primary-color);
  font-size: 1rem;
  margin-bottom: 12px;
}

.fc-trust-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.02rem;
}

.fc-trust-card p {
  margin: 0;
  color: rgba(226, 232, 240, 0.8);
  line-height: 1.65;
  font-size: 0.93rem;
}

.light-mode .fc-trust-card {
  background: transparent;
  border-top-color: rgba(148, 163, 184, 0.3);
}

.light-mode .fc-trust-card p {
  color: rgba(71, 85, 105, 0.82);
}

/* --- Testimonials --- */

.fc-testimonials-slider {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.fc-testimonials-slider-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.fc-testimonials-counter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(var(--primary-color-rgb), 0.12);
  border: 1px solid rgba(var(--primary-color-rgb), 0.18);
  color: rgba(191, 219, 254, 0.95);
  font-size: 0.88rem;
  font-weight: 800;
}

.fc-testimonials-nav {
  display: inline-flex;
  gap: 10px;
}

.fc-testimonials-nav-btn {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.04));
  color: var(--dark-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, opacity 0.2s ease;
}

.fc-testimonials-nav-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: rgba(var(--primary-color-rgb), 0.26);
  background: linear-gradient(180deg, rgba(var(--primary-color-rgb), 0.18), rgba(255, 255, 255, 0.06));
}

.fc-testimonials-nav-btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.fc-testimonials-viewport {
  overflow: hidden;
}

.fc-testimonials-track {
  --fc-testimonials-per-view: 3;
  display: flex;
  gap: 24px;
  transition: transform 0.35s ease;
  will-change: transform;
}

.fc-testimonial-card {
  flex: 0 0 calc((100% - (24px * (var(--fc-testimonials-per-view) - 1))) / var(--fc-testimonials-per-view));
  min-width: 0;
  min-height: 100%;
  padding: 22px 22px 20px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 14px 34px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.fc-testimonial-card:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--primary-color-rgb), 0.24);
  box-shadow:
    0 18px 38px rgba(0, 0, 0, 0.12),
    0 0 0 1px rgba(var(--primary-color-rgb), 0.08) inset;
}

.fc-testimonial-stars {
  font-size: 1.1rem;
  color: #fbbf24;
  letter-spacing: 2px;
}

.fc-testimonial-card p {
  margin: 0;
  font-style: italic;
  line-height: 1.7;
  color: rgba(226, 232, 240, 0.9);
  font-size: 0.98rem;
  flex: 1;
}

.fc-testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.fc-testimonial-author strong {
  font-size: 0.98rem;
}

.fc-testimonial-author span {
  font-size: 0.85rem;
  opacity: 0.68;
}

.fc-testimonials-dots {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.fc-testimonials-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  border: 0;
  background: rgba(148, 163, 184, 0.38);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  transition: transform 0.2s ease, background 0.2s ease, width 0.2s ease;
}

.fc-testimonials-dot.is-active {
  width: 30px;
  background: linear-gradient(90deg, #4f6fff, #14b8a6);
}

.light-mode .fc-testimonial-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 247, 255, 0.96));
  border-color: rgba(148, 163, 184, 0.16);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.light-mode .fc-testimonial-card p {
  color: rgba(51, 65, 85, 0.88);
}

.light-mode .fc-testimonial-author {
  border-top-color: rgba(148, 163, 184, 0.18);
}

.light-mode .fc-testimonials-counter {
  color: #3653da;
}

.light-mode .fc-testimonials-nav-btn {
  border-color: rgba(148, 163, 184, 0.16);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.94));
  color: #0f172a;
}

.light-mode .fc-testimonials-dot {
  background: rgba(148, 163, 184, 0.5);
  box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.12);
}

/* --- FAQ Accordion --- */

.fc-faq-list {
  display: grid;
  gap: 16px;
  max-width: 900px;
}

.fc-faq-item {
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.fc-faq-item[open] {
  border-color: rgba(var(--primary-color-rgb), 0.2);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.fc-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background 0.2s ease;
}

.fc-faq-item summary:hover {
  background: rgba(255, 255, 255, 0.04);
}

.fc-faq-item summary::-webkit-details-marker {
  display: none;
}

.fc-faq-item summary i {
  font-size: 0.8rem;
  opacity: 0.6;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.fc-faq-item[open] summary i {
  transform: rotate(180deg);
}

.fc-faq-item summary span {
  flex: 1;
}

.fc-faq-answer {
  padding: 0 24px 20px;
  color: rgba(226, 232, 240, 0.82);
  line-height: 1.75;
  font-size: 0.98rem;
}

.light-mode .fc-faq-item {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.94));
  border-color: rgba(148, 163, 184, 0.16);
}

.light-mode .fc-faq-item[open] {
  border-color: rgba(var(--primary-color-rgb), 0.22);
}

.light-mode .fc-faq-item summary:hover {
  background: rgba(var(--primary-color-rgb), 0.04);
}

.light-mode .fc-faq-answer {
  color: rgba(51, 65, 85, 0.82);
}

/* --- Final CTA --- */

.fc-final-cta {
  text-align: center !important;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 255, 0.22), transparent 34%),
    radial-gradient(circle at bottom left, rgba(124, 58, 237, 0.14), transparent 34%),
    linear-gradient(135deg, rgba(79, 111, 255, 0.12), rgba(124, 58, 237, 0.1)) !important;
}

.fc-final-cta-inner {
  max-width: 620px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.fc-final-cta-inner h2 {
  margin: 0 0 10px;
}

.fc-final-cta-inner p {
  margin: 0;
  color: rgba(226, 232, 240, 0.82);
  line-height: 1.7;
  max-width: 520px;
}

.fc-final-cta-actions {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.fc-cta-btn {
  padding: 16px 36px !important;
  font-size: 1.08rem !important;
  font-weight: 800 !important;
  border-radius: 18px !important;
  box-shadow: 0 16px 36px rgba(58, 90, 254, 0.3) !important;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.3s ease !important;
}

.fc-cta-btn:hover {
  transform: translateY(-3px) !important;
  box-shadow: 0 20px 44px rgba(58, 90, 254, 0.38) !important;
}

.fc-cta-meta {
  font-size: 0.88rem;
  opacity: 0.7;
}

.light-mode .fc-final-cta {
  background:
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.18), transparent 34%),
    radial-gradient(circle at bottom left, rgba(196, 181, 253, 0.16), transparent 34%),
    linear-gradient(135deg, rgba(96, 165, 250, 0.1), rgba(196, 181, 253, 0.1)) !important;
}

.light-mode .fc-final-cta-inner p {
  color: rgba(51, 65, 85, 0.82);
}

.flashcards-marketing-section .flashcards-landing-stack > .flashcards-seo-section + .flashcards-seo-section {
  margin-top: 32px;
  padding: 20px;
}

/* --- Enhanced Generator Panel for Step 1 --- */

.flashcards-mode-tab i {
  margin-right: 4px;
}

.flashcards-generate-btn {
  padding: 16px 28px !important;
  font-size: 1.02rem !important;
  font-weight: 800 !important;
  border-radius: 16px !important;
  box-shadow: 0 12px 28px rgba(58, 90, 254, 0.22);
  transition: all 0.3s ease !important;
}

.flashcards-generate-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(58, 90, 254, 0.3) !important;
}

/* --- Responsive for Premium Sections --- */

@media (max-width: 1120px) {
  .fc-features-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fc-audience-grid,
  .fc-trust-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fc-testimonials-track {
    --fc-testimonials-per-view: 2;
  }
}

@media (max-width: 820px) {
  .fc-how-steps {
    flex-direction: column;
    gap: 14px;
  }

  .fc-how-connector {
    width: 100%;
    height: auto;
    padding-top: 0;
    transform: rotate(90deg);
  }

  .fc-stats-bar {
    padding: 22px 24px;
    gap: 0;
  }

  .fc-stat-divider {
    width: 36px;
    height: 1px;
  }

  .fc-stat-item strong {
    font-size: 1.55rem;
  }

  .fc-features-grid,
  .fc-audience-grid,
  .fc-trust-grid {
    grid-template-columns: 1fr;
  }

  .fc-testimonials-slider-head {
    align-items: stretch;
    flex-direction: column;
  }

  .fc-testimonials-nav {
    width: 100%;
    justify-content: flex-end;
  }

  .fc-testimonials-track {
    --fc-testimonials-per-view: 1;
  }
}

@media (max-width: 640px) {
  .flashcards-settings-grid,
  .flashcards-settings-grid.is-pdf-mode,
  .flashcards-settings-grid.is-custom-range-visible {
    grid-template-columns: 1fr;
  }

  .flashcards-settings-grid.is-custom-range-visible #flashcardsPdfPageRangeSetting {
    grid-column: auto;
  }

  .fc-hero-title {
    font-size: 1.85rem !important;
  }

  .fc-hero-subtitle {
    font-size: 1rem !important;
  }

  .fc-hero-trust-row {
    gap: 8px;
  }

  .fc-hero-trust-badge {
    padding: 8px 14px;
    font-size: 0.82rem;
  }

  .fc-stats-bar {
    flex-direction: column;
    gap: 8px;
    padding: 18px 16px;
  }

  .fc-stat-divider {
    width: 48px;
    height: 1px;
  }

  .fc-cta-btn {
    width: 100%;
    justify-content: center;
  }

  .fc-faq-item summary {
    padding: 16px 18px;
    font-size: 0.98rem;
  }

  .fc-faq-answer {
    padding: 0 18px 16px;
    font-size: 0.94rem;
  }
}

/* Step 1 source-area cleanup: keep one consistent style for text and PDF states */

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  align-items: flex-start !important;
  text-align: left !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head {
  gap: 10px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: 100% !important;
  margin: 0 !important;
  text-align: center !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 56ch !important;
  margin: 0 !important;
  text-align: center !important;
  font-size: 0.98rem !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder {
  width: min(100%, 720px);
  margin: 0 auto;
  padding: 20px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(18, 25, 46, 0.9), rgba(16, 22, 40, 0.82));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 18px 42px rgba(0, 0, 0, 0.18);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 247, 255, 0.94));
  border-color: rgba(148, 163, 184, 0.18);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.88),
    0 16px 32px rgba(15, 23, 42, 0.08);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-tabs {
  background: rgba(241, 245, 249, 0.9);
  border-color: rgba(148, 163, 184, 0.22);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 132px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-shell {
  display: block;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-shell > .fc-rebuild-panel,
.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-shell > .fc-rebuild-panel.is-hidden {
  display: none !important;
  min-height: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  opacity: 1 !important;
  transform: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-shell > .fc-rebuild-panel.is-active {
  display: flex !important;
  flex-direction: column;
  gap: 16px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-source-title.flashcards-rebuild-title-row {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-copy {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.92);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-copy p {
  margin: 0;
  color: rgba(226, 232, 240, 0.84);
  font-size: 0.96rem;
  line-height: 1.5;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-label {
  color: #64748b;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-copy p {
  color: rgba(71, 85, 105, 0.82);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-text-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-prompt {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-prompt-title {
  color: var(--dark-text);
  font-size: 1rem;
  font-weight: 700;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-shortcuts {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(226, 232, 240, 0.82);
  font-size: 0.95rem;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-shortcuts {
  color: rgba(71, 85, 105, 0.82);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-shortcut {
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-shortcut {
  border-color: rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.96);
  color: #475569;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-counter {
  padding-top: 4px;
  color: rgba(226, 232, 240, 0.7) !important;
  font-size: 0.82rem !important;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-counter {
  color: rgba(71, 85, 105, 0.7) !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-textarea,
.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload {
  min-height: 264px !important;
  border-radius: 20px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-textarea {
  padding: 18px 16px !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.032)) !important;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03) !important;
  line-height: 1.65;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-textarea {
  border-color: rgba(148, 163, 184, 0.18) !important;
  background:
    linear-gradient(180deg, rgba(248, 250, 252, 0.98), rgba(241, 245, 249, 0.94)) !important;
  color: #1e293b !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload {
  justify-content: center;
  gap: 16px;
  border: 1.5px dashed rgba(129, 140, 248, 0.48) !important;
  background:
    radial-gradient(circle at top, rgba(99, 102, 241, 0.08), transparent 52%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.03)) !important;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04) !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload:hover,
.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload.drag-over {
  border-color: rgba(129, 140, 248, 0.82) !important;
  background:
    radial-gradient(circle at top, rgba(99, 102, 241, 0.14), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.04)) !important;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload {
  border-color: rgba(99, 102, 241, 0.26) !important;
  background:
    radial-gradient(circle at top, rgba(99, 102, 241, 0.08), transparent 56%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 247, 255, 0.94)) !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload-copy {
  color: var(--dark-text);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload-btn {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload-btn:hover {
  border-color: rgba(129, 140, 248, 0.72);
  background: rgba(99, 102, 241, 0.12);
  transform: translateY(-1px);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload-btn {
  border-color: rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.98);
  color: #334155;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload-hint {
  max-width: 34ch;
  margin: 0 auto;
  color: rgba(226, 232, 240, 0.66);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload-hint {
  color: rgba(71, 85, 105, 0.7);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-pdf-progress,
.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-pdf-meta {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  padding: 14px 16px;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-pdf-progress,
.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-pdf-meta {
  border-color: rgba(148, 163, 184, 0.18);
  background: rgba(248, 250, 252, 0.94);
}

@media (max-width: 640px) {
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: 10ch !important;
    font-size: 1.86rem !important;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder {
    padding: 16px;
    border-radius: 20px;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-tabs {
    width: 100%;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-tab {
    flex: 1 1 0;
    min-width: 0;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-text-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-textarea,
  .flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder .flashcards-rebuild-upload {
    min-height: 220px !important;
  }
}

/* Stronger native dropdown colors for setup controls */

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select {
  color-scheme: dark;
  background-color: #202842 !important;
  color: #eef2ff !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select optgroup {
  background-color: #182033;
  color: #eef2ff;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option:checked,
.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option:hover {
  background-color: #4d6bff;
  color: #ffffff;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option:disabled {
  background-color: #182033;
  color: rgba(238, 242, 255, 0.42);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select {
  color-scheme: light;
  background-color: #f8fafc !important;
  color: #1e293b !important;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option,
.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select optgroup {
  background-color: #ffffff;
  color: #1e293b;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option:checked,
.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-select option:hover {
  background-color: #dbe7ff;
  color: #0f172a;
}

/* Final setup layout */

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
  width: min(100%, 1040px) !important;
  max-width: 1040px !important;
  padding: 30px 32px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-hero {
  gap: 22px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .fc-rebuild-builder {
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro {
  align-items: flex-start !important;
  text-align: left !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-head {
  width: 100% !important;
  gap: 10px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-section-kicker {
  display: flex !important;
  align-self: center !important;
  justify-content: center !important;
  margin: 0 0 12px !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
  max-width: 760px !important;
  margin: 0 auto 8px !important;
  text-align: center !important;
  font-size: clamp(2.2rem, 4vw, 4rem) !important;
  line-height: 1.04 !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head p {
  max-width: 760px !important;
  margin: 0 auto !important;
  text-align: center !important;
  font-size: 1rem !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel {
  gap: 0 !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea-wrap {
  position: relative;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-copy,
.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-text-head {
  display: none !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea {
  min-height: 340px !important;
  background:
    linear-gradient(180deg, rgba(17, 24, 39, 0.96), rgba(15, 23, 42, 0.96)) !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2rem;
  text-align: center;
  pointer-events: none;
  color: rgba(226, 232, 240, 0.82);
  transition: opacity 0.18s ease;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea:focus + .flashcards-rebuild-empty-state,
.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea:not(:placeholder-shown) + .flashcards-rebuild-empty-state {
  opacity: 0;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-label {
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(148, 163, 184, 0.92);
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-state p {
  margin: 0;
  max-width: 28ch;
  line-height: 1.65;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-shortcuts {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-size: 0.95rem;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-shortcuts span:first-child {
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  font-weight: 700;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea::placeholder {
  color: transparent !important;
  line-height: 1.65;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea {
  background:
    linear-gradient(180deg, rgba(248, 250, 252, 0.98), rgba(241, 245, 249, 0.98)) !important;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-state {
  color: rgba(71, 85, 105, 0.82);
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-label {
  color: #64748b;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-empty-shortcuts span:first-child {
  border-color: rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.96);
  color: #475569;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode #textSourcePanel .flashcards-rebuild-textarea::placeholder {
  color: transparent !important;
}

.flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-settings-grid .flashcards-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem !important;
  font-weight: 800 !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase;
  color: #4d6bff !important;
}

.light-mode .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-settings-grid .flashcards-label {
  color: #3a5afe !important;
}

@media (max-width: 640px) {
  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-main {
    width: 100% !important;
    max-width: 100% !important;
    padding: 20px 16px !important;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-section-kicker {
    margin-bottom: 8px !important;
  }

  .flashcards-shell.flashcards-app-shell.is-setup-mode .flashcards-generator-intro .flashcards-generator-head h2 {
    max-width: 320px !important;
    font-size: 1.95rem !important;
  }
}

/* YouTube source mode */

.flashcards-youtube-shell {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.flashcards-youtube-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: stretch;
}

.flashcards-youtube-fetch-btn {
  min-height: 54px;
  white-space: nowrap;
}

.flashcards-youtube-hint {
  color: rgba(226, 232, 240, 0.7);
  font-size: 0.92rem;
  line-height: 1.6;
}

.light-mode .flashcards-youtube-hint {
  color: rgba(71, 85, 105, 0.74);
}

.flashcards-youtube-meta {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  padding: 14px 16px;
}

.light-mode .flashcards-youtube-meta {
  border-color: rgba(148, 163, 184, 0.18);
  background: rgba(248, 250, 252, 0.94);
}

.flashcards-youtube-meta-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.flashcards-youtube-meta-line + .flashcards-youtube-meta-line {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.light-mode .flashcards-youtube-meta-line + .flashcards-youtube-meta-line {
  border-top-color: rgba(148, 163, 184, 0.18);
}

.flashcards-youtube-meta-line span {
  color: rgba(148, 163, 184, 0.9);
  font-size: 0.88rem;
}

.light-mode .flashcards-youtube-meta-line span {
  color: #64748b;
}

.flashcards-youtube-meta-line strong {
  color: var(--dark-text);
  font-size: 0.92rem;
  text-align: right;
}

.flashcards-youtube-note {
  margin-top: 12px;
  color: rgba(226, 232, 240, 0.72);
  font-size: 0.9rem;
  line-height: 1.6;
}

.light-mode .flashcards-youtube-note {
  color: rgba(71, 85, 105, 0.76);
}

@media (max-width: 640px) {
  .flashcards-youtube-input-row {
    grid-template-columns: 1fr;
  }

  .flashcards-youtube-fetch-btn {
    width: 100%;
    justify-content: center;
  }

  .flashcards-youtube-meta-line {
    flex-direction: column;
    align-items: flex-start;
  }

  .flashcards-youtube-meta-line strong {
    text-align: left;
  }
}