/* assets/css/tools/qr-code-generator.css */
.qr-code-tool .tool-layout-container {
    max-width: 1180px;
    margin-top: clamp(118px, 14vw, 156px);
    padding-top: 0;
}

.qr-code-tool .tool-section {
    gap: 24px;
    padding: 0;
}

.qr-code-tool .tool-header {
    max-width: 980px;
    margin: 0 auto;
    padding: clamp(2rem, 4vw, 3rem);
    border-radius: 28px;
    background:
        radial-gradient(circle at top left, rgba(108, 140, 255, 0.22), transparent 42%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
    overflow: hidden;
}

body.light-mode .qr-code-tool .tool-header {
    background:
        radial-gradient(circle at top left, rgba(108, 140, 255, 0.18), transparent 42%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.82));
    border-color: rgba(58, 90, 254, 0.12);
    box-shadow: 0 20px 50px rgba(58, 90, 254, 0.08);
}

.merge-pdf-eyebrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    background: rgba(58, 90, 254, 0.14);
    border: 1px solid rgba(108, 140, 255, 0.28);
    color: var(--primary-dark);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.qr-code-tool .tool-title {
    font-size: clamp(2.6rem, 6vw, 4.1rem);
    margin-bottom: 0.9rem;
}

.qr-code-tool .tool-description {
    max-width: 760px;
    margin: 0 auto 0.65rem;
    font-size: 1.08rem;
}

.merge-pdf-trust-section {
    margin-top: 1.5rem;
}

.merge-pdf-trust-items {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.merge-pdf-trust-item {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    min-height: 76px;
    padding: 1.1rem 1.2rem;
    text-align: left;
    border-radius: 18px;
    background: rgba(11, 17, 45, 0.62);
    border: 1px solid rgba(92, 122, 255, 0.18);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.14);
}

.merge-pdf-trust-item i {
    color: var(--primary-light);
    font-size: 1.2rem;
}

body.light-mode .qr-code-tool .merge-pdf-trust-item {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(58, 90, 254, 0.14);
    box-shadow: 0 14px 28px rgba(58, 90, 254, 0.08);
}

.merge-pdf-use-cases-wrapper {
    max-width: 920px;
    margin: 1.9rem auto 0;
    padding: 1.4rem;
    text-align: left;
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
        radial-gradient(circle at top right, rgba(108, 140, 255, 0.14), transparent 34%);
    border: 1px solid rgba(92, 122, 255, 0.16);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

body.light-mode .qr-code-tool .merge-pdf-use-cases-wrapper {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.84)),
        radial-gradient(circle at top right, rgba(108, 140, 255, 0.1), transparent 34%);
    border-color: rgba(58, 90, 254, 0.12);
}

.merge-pdf-use-cases-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1.1rem;
}

.merge-pdf-use-cases-kicker {
    margin: 0;
    color: var(--primary-light);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.merge-pdf-use-cases-subtitle {
    margin: 0;
    max-width: 420px;
    color: rgba(241, 245, 249, 0.72);
    font-size: 0.96rem;
    line-height: 1.6;
}

body.light-mode .qr-code-tool .merge-pdf-use-cases-subtitle {
    color: rgba(30, 41, 59, 0.72);
}

.merge-pdf-use-cases {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.merge-pdf-use-case-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    min-height: 148px;
    padding: 1.1rem;
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(19, 27, 63, 0.9), rgba(15, 22, 51, 0.75));
    border: 1px solid rgba(92, 122, 255, 0.14);
    box-shadow:
        0 18px 36px rgba(0, 0, 0, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
    transition:
        transform 0.25s ease,
        border-color 0.25s ease,
        box-shadow 0.25s ease;
}

body.light-mode .qr-code-tool .merge-pdf-use-case-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 247, 255, 0.92));
    border-color: rgba(58, 90, 254, 0.12);
    box-shadow:
        0 18px 30px rgba(58, 90, 254, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.merge-pdf-use-case-card:hover {
    transform: translateY(-4px);
    border-color: rgba(108, 140, 255, 0.32);
    box-shadow:
        0 24px 40px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(108, 140, 255, 0.08);
}

body.light-mode .qr-code-tool .merge-pdf-use-case-card:hover {
    border-color: rgba(58, 90, 254, 0.22);
}

.merge-pdf-use-case-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    flex-shrink: 0;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(72, 104, 255, 0.92), rgba(100, 162, 255, 0.92));
    color: #fff;
    font-size: 1rem;
    box-shadow: 0 12px 22px rgba(72, 104, 255, 0.32);
}

.merge-pdf-use-case-content {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    min-width: 0;
}

.merge-pdf-use-case-tag {
    display: inline-flex;
    width: fit-content;
    max-width: 100%;
    padding: 0.38rem 0.7rem;
    border-radius: 999px;
    background: rgba(108, 140, 255, 0.12);
    border: 1px solid rgba(108, 140, 255, 0.18);
    color: var(--primary-light);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.merge-pdf-use-case-content p {
    margin: 0;
    color: rgba(241, 245, 249, 0.92);
    font-size: 1rem;
    line-height: 1.7;
    text-align: left;
}

body.light-mode .qr-code-tool .merge-pdf-use-case-content p {
    color: rgba(30, 41, 59, 0.92);
}

.qr-content-list {
    list-style: none;
    max-width: 980px;
    margin: 0 auto 22px;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
}

.qr-content-list li {
    background: var(--faq-item-bg);
    border: var(--faq-item-border);
    border-radius: 18px;
    padding: 18px 20px;
    line-height: 1.65;
    color: var(--dark-text);
    text-align: center;
    box-shadow: 0 16px 34px rgba(8, 14, 44, 0.14);
    flex: 0 1 236px;
    min-height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-use-list {
    max-width: 1040px;
    gap: 16px;
}

.qr-use-list li {
    flex: 0 1 250px;
    min-height: 132px;
}

.qr-tips-list {
    max-width: 960px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.qr-tips-list li {
    position: relative;
    text-align: left;
    justify-content: flex-start;
    min-height: auto;
    flex: 1 1 auto;
    padding: 18px 20px 18px 58px;
    border-radius: 16px;
    box-shadow: 0 12px 28px rgba(8, 14, 44, 0.1);
}

.qr-tips-list li::before {
    content: "\2713";
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: rgba(58, 90, 254, 0.14);
    border: 1px solid rgba(108, 140, 255, 0.24);
    color: var(--primary-light);
    font-size: 0.9rem;
    font-weight: 700;
}

.qr-code-tool .tool-card-specific {
    border: 1px solid rgba(92, 122, 255, 0.16);
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
        radial-gradient(circle at top right, rgba(108, 140, 255, 0.12), transparent 32%);
    box-shadow:
        0 20px 44px rgba(0, 0, 0, 0.18),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
    margin-top: 18px;
    padding: 1.5rem;
}

.qr-generator-microcopy {
    margin: 0 0 16px;
    text-align: center;
    font-weight: 600;
    color: var(--dark-text);
}

.qr-content-copy,
.workflow-paragraph {
    max-width: 960px;
    margin: 0 auto;
    color: var(--dark-text);
}

.qr-content-copy p,
.workflow-paragraph {
    line-height: 1.8;
    margin-bottom: 16px;
}

.qr-content-copy p {
    text-align: center;
}

.qr-type-grid {
    max-width: 980px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
}

.qr-type-card {
    background: transparent;
    border: none;
    border-left: 3px solid rgba(108, 140, 255, 0.36);
    border-radius: 0;
    padding: 6px 0 6px 18px;
    box-shadow: none;
    min-height: auto;
}

.qr-type-card h3 {
    margin: 0 0 8px;
    font-size: 1.05rem;
    color: #ffffff;
}

.qr-type-card p {
    margin: 0;
    line-height: 1.7;
    color: rgba(241, 245, 249, 0.88);
}

.workflow-paragraph a {
    font-weight: 600;
}

.qr-code-tool .tool-card-specific {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.qr-code-tool .tool-textarea {
    min-height: 120px;
    resize: vertical;
}

.qr-customization {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    padding: 1rem;
   
}

.customization-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.customization-group input[type="range"] {
    width: 100%;
    accent-color: var(--primary-medium);
}

.customization-group input[type="color"] {
    width: 100%;
    height: 40px;
    border: 1px solid var(--primary-light);
    border-radius: 4px;
    background: var(--tool-card-bg);
    cursor: pointer;
}

.qr-result-container {
    text-align: center;
    padding: 1.5rem;
    background: var(--tool-card-bg);
    border-radius: 8px;
    box-shadow: var(--tool-card-shadow);
    display: none;
}

.qrcode-display {
    margin: 0 auto;
    padding: 15px;
    background: white;
    border-radius: 8px;
    display: inline-block;
}

.qr-result-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.btn-download {
    background: var(--primary-gradient);
    color: white;
}

.btn-reset {
    background: var(--secondary-gradient);
    color: white;
}

@media (max-width: 768px) {
    .qr-code-tool .tool-layout-container {
        margin-top: 104px;
    }

    .qr-code-tool .tool-header {
        padding: 1.4rem;
    }

    .merge-pdf-trust-items,
    .merge-pdf-use-cases,
    .qr-type-grid {
        grid-template-columns: 1fr;
    }

    .qr-content-list {
        display: grid;
        grid-template-columns: 1fr;
    }

    .qr-content-list li {
        min-height: auto;
        flex: 1 1 auto;
    }

    .qr-tips-list li {
        padding-left: 54px;
    }

    .merge-pdf-use-cases-wrapper {
        padding: 1rem;
    }

    .merge-pdf-use-cases-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .qr-code-tool .tool-card-specific {
        padding: 1rem;
    }

    .qr-customization {
        grid-template-columns: 1fr;
    }
    
    .qr-result-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .qr-result-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}