:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --primary-accent: #0284c7;
    --secondary-accent: #0ea5e9;
    --glass-bg: rgba(0, 0, 0, 0.03);
    --glass-border: #e2e8f0;
    --section-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    --header-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
    --nav-hover-bg: rgba(2, 132, 199, 0.06);
    --nav-active-bg: linear-gradient(135deg, rgba(2, 132, 199, 0.12), rgba(14, 165, 233, 0.08));
    --nav-active-border: rgba(2, 132, 199, 0.25);
    --nav-active-text: #0369a1;
    --badge-text: #0369a1;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
}

body.body-dark-mode {
    --bg-primary: #0b0b0b;
    --bg-secondary: rgba(30, 30, 30, 0.75);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --primary-accent: #4facfe;
    --secondary-accent: #00f2fe;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --section-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
    --header-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --nav-hover-bg: rgba(255, 255, 255, 0.05);
    --nav-active-bg: linear-gradient(135deg, rgba(79, 172, 254, 0.2), rgba(0, 242, 254, 0.1));
    --nav-active-border: rgba(79, 172, 254, 0.3);
    --nav-active-text: #fff;
    --badge-text: #c8e4ff;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    margin: 0;
    overflow-x: hidden;
    transition: background-color 0.2s ease, color 0.2s ease;
}

body.manual-standalone-page {
    min-height: 100vh;
    overflow-x: clip;
}

.manual-top-bar {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: #ffffff;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 1px 8px rgba(15, 23, 42, 0.06);
}

.manual-lang-dropdown {
    position: relative;
    margin-left: auto;
    flex-shrink: 0;
}

.manual-lang-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    white-space: nowrap;
}

.manual-lang-trigger:hover,
.manual-lang-dropdown.open .manual-lang-trigger {
    background: var(--nav-hover-bg);
    border-color: var(--primary-accent);
    color: var(--primary-accent);
}

.manual-lang-trigger .material-icons {
    font-size: 18px;
}

.manual-lang-chevron {
    font-size: 20px !important;
    transition: transform 0.2s ease;
}

.manual-lang-dropdown.open .manual-lang-chevron {
    transform: rotate(180deg);
}

.manual-lang-menu {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 148px;
    margin: 0;
    padding: 6px;
    list-style: none;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
    z-index: 120;
}

.manual-lang-dropdown.open .manual-lang-menu {
    display: block;
}

.manual-lang-menu li {
    margin: 0;
    padding: 0;
}

.manual-lang-btn {
    display: block;
    width: 100%;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    text-align: left;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

.manual-lang-btn:hover {
    background: var(--nav-hover-bg);
    color: var(--text-primary);
}

.manual-lang-btn.active {
    background: rgba(2, 132, 199, 0.1);
    color: var(--primary-accent);
}

body[data-manual-lang="en"] .lang-hi,
body[data-manual-lang="en"] .lang-hn {
    display: none !important;
}

body[data-manual-lang="hi"] .lang-en,
body[data-manual-lang="hi"] .lang-hn {
    display: none !important;
}

body[data-manual-lang="hn"] .lang-en,
body[data-manual-lang="hn"] .lang-hi {
    display: none !important;
}

body[data-manual-lang="hn"] .manual-container,
body[data-manual-lang="hn"] .manual-top-bar {
    font-family: 'Noto Sans Devanagari', 'Inter', sans-serif;
}

.i18n-pending-note {
    display: none;
}

@media (max-width: 575px) {
    .manual-top-title {
        display: none;
    }

    .manual-lang-trigger {
        padding: 8px 10px;
        font-size: 0.82rem;
    }

    .manual-lang-trigger .material-icons:first-child {
        display: none;
    }
}

body.body-dark-mode .manual-top-bar {
    background: #141414;
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

body.body-dark-mode .manual-lang-menu {
    background: #1a1a1a;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.manual-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.manual-back-btn:hover {
    background: var(--nav-hover-bg);
    border-color: var(--primary-accent);
    color: var(--primary-accent);
}

.manual-back-btn .material-icons {
    font-size: 20px;
}

.manual-top-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}

.manual-page-wrap {
    width: 100%;
    margin: 0;
    padding: 0;
}

body.manual-standalone-page .zb-sidebar,
body.manual-standalone-page .glass-bottom-nav,
body.manual-standalone-page .glass-top-nav-mobile {
    display: none !important;
}

.manual-container {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 20px 60px;
    width: 100%;
    box-sizing: border-box;
}

.manual-header {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.1), rgba(0, 242, 254, 0.05));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    margin-bottom: 40px;
    backdrop-filter: blur(12px);
    box-shadow: var(--header-shadow);
}

.manual-header h1 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 10px;
    background: linear-gradient(to right, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.manual-header p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.6;
}

.manual-badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

.manual-badge {
    background: rgba(79, 172, 254, 0.12);
    border: 1px solid rgba(79, 172, 254, 0.25);
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 0.8rem;
    color: var(--badge-text);
}

.doc-sidebar {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    backdrop-filter: blur(10px);
    position: sticky;
    top: 64px;
    margin-bottom: 30px;
    max-height: calc(100vh - 76px);
    overflow-y: auto;
}

.doc-sidebar-track {
    display: block;
}

.doc-nav-title {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary-accent);
    font-weight: 700;
    margin: 18px 0 10px;
    padding-left: 10px;
}

.doc-nav-title:first-child {
    margin-top: 0;
}

.doc-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 10px;
    margin-bottom: 4px;
    transition: all 0.25s ease;
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid transparent;
}

.doc-nav-link i, .doc-nav-link .material-icons {
    font-size: 1.1rem;
    width: 22px;
    text-align: center;
    opacity: 0.85;
}

.doc-nav-link:hover {
    color: var(--text-primary);
    background: var(--nav-hover-bg);
    text-decoration: none;
}

.doc-nav-link.active {
    color: var(--nav-active-text);
    background: var(--nav-active-bg);
    border-color: var(--nav-active-border);
}

.doc-section {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 32px;
    box-shadow: var(--section-shadow);
    scroll-margin-top: 120px;
}

.doc-section h2 {
    font-size: 1.65rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 14px;
}

.doc-section h2 .material-icons {
    color: var(--primary-accent);
    font-size: 1.5rem;
}

.doc-section h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--primary-accent);
}

.doc-section p, .doc-section li {
    line-height: 1.7;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.doc-feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
}

.doc-feature-list li {
    position: relative;
    padding-left: 26px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.doc-feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-accent);
    font-weight: 700;
}

.step-list {
    counter-reset: step;
    list-style: none;
    padding: 0;
    margin: 0;
}

.step-list li {
    counter-increment: step;
    position: relative;
    padding: 14px 14px 14px 52px;
    margin-bottom: 10px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
}

.step-list li::before {
    content: counter(step);
    position: absolute;
    left: 14px;
    top: 14px;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #0a1628;
    font-weight: 700;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.term-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 16px 0 24px;
    font-size: 0.9rem;
}

.term-table th {
    background: rgba(79, 172, 254, 0.12);
    color: var(--primary-accent);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    border-bottom: 1px solid var(--glass-border);
}

.term-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-secondary);
    vertical-align: top;
}

.term-table td:first-child {
    color: var(--text-primary);
    font-weight: 600;
    white-space: nowrap;
}

.term-table .term-category-row td {
    background: rgba(79, 172, 254, 0.08);
    color: var(--primary-accent);
    font-weight: 700;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 16px 8px;
    border-bottom: 1px solid var(--glass-border);
    white-space: normal;
}

.term-table .term-category-row + tr td {
    padding-top: 14px;
}

.term-table tr:last-child td {
    border-bottom: none;
}

.faq-item {
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 10px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: var(--glass-bg);
    border: none;
    color: var(--text-primary);
    padding: 14px 18px;
    font-weight: 600;
    font-size: 0.92rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question:hover {
    background: var(--nav-hover-bg);
}

.faq-question:focus {
    outline: none;
}

.faq-question:focus-visible {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

.faq-answer {
    padding: 0 18px 14px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
    display: none;
}

.faq-item.open .faq-answer {
    display: block;
}

.faq-item.open .faq-question .faq-chevron {
    transform: rotate(180deg);
}

.info-alert {
    background: rgba(79, 172, 254, 0.08);
    border-left: 4px solid var(--primary-accent);
    border-radius: 0 12px 12px 0;
    padding: 14px 18px;
    margin: 20px 0;
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.info-alert.warning {
    background: rgba(251, 191, 36, 0.08);
    border-left-color: var(--warning);
}

.info-alert .material-icons {
    color: var(--primary-accent);
    font-size: 1.3rem;
}

.info-alert.warning .material-icons {
    color: var(--warning);
}

.info-alert-text {
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

.flow-diagram {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 20px 0;
    padding: 20px;
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.flow-box {
    background: rgba(79, 172, 254, 0.15);
    border: 1px solid rgba(79, 172, 254, 0.3);
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--badge-text);
}

.flow-arrow {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.shortcut-badge {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-bottom-width: 3px;
    border-radius: 6px;
    padding: 3px 8px;
    font-family: 'Courier New', monospace;
    font-size: 0.82rem;
    color: var(--text-primary);
    white-space: nowrap;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.shortcut-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.shortcut-desc {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.88rem;
}

/* Carousel */
.manual-carousel {
    background: #0d0d0d;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
    margin: 24px 0 8px;
}

.manual-carousel .carousel-inner {
    min-height: 340px;
}

.manual-carousel .carousel-item {
    padding: 0;
}

.manual-carousel .carousel-caption {
    position: relative;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    border-top: 1px solid var(--glass-border);
    padding: 14px 20px;
    text-align: left;
}

.manual-carousel .carousel-caption h5 {
    color: var(--primary-accent);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 4px;
}

.manual-carousel .carousel-caption p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.manual-carousel .carousel-indicators li {
    background-color: rgba(255, 255, 255, 0.3);
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.manual-carousel .carousel-indicators .active {
    background-color: var(--primary-accent);
    width: 22px;
    border-radius: 4px;
}

.carousel-figure-caption {
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 20px;
}

/* ── CSS UI Mockups (demo data only) ── */
.ui-mockup {
    background: linear-gradient(160deg, #1a1a2e 0%, #12121a 100%);
    min-height: 320px;
    padding: 16px;
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: #c8d0e0;
    user-select: none;
}

.mock-sidebar-mini {
    width: 42px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    padding: 10px 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.mock-sidebar-mini span {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    opacity: 0.5;
}

.mock-sidebar-mini span.active {
    background: rgba(79, 172, 254, 0.25);
    border: 1px solid rgba(79, 172, 254, 0.5);
    opacity: 1;
}

.mock-main {
    flex: 1;
    min-width: 0;
}

.mock-title-bar {
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mock-title-bar small {
    font-weight: 400;
    color: #8899aa;
    font-size: 10px;
}

.mock-kpi-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.mock-kpi {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 10px;
    border-left: 3px solid #4facfe;
}

.mock-kpi.green { border-left-color: #34d399; }
.mock-kpi.orange { border-left-color: #fb923c; }
.mock-kpi.purple { border-left-color: #a78bfa; }

.mock-kpi-label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #8899aa;
    margin-bottom: 4px;
}

.mock-kpi-value {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
}

.mock-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.mock-action-btn {
    background: rgba(79, 172, 254, 0.1);
    border: 1px solid rgba(79, 172, 254, 0.25);
    border-radius: 8px;
    padding: 6px 10px;
    font-size: 9px;
    color: #a8d4ff;
}

.mock-table-wrap {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
}

.mock-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 10px;
}

.mock-table th {
    background: rgba(79, 172, 254, 0.12);
    color: #4facfe;
    padding: 8px 10px;
    text-align: left;
    font-weight: 600;
}

.mock-table td {
    padding: 7px 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.mock-table .in { color: #34d399; }
.mock-table .out { color: #f87171; }

.mock-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 10px;
}

.mock-tab {
    padding: 6px 14px;
    border-radius: 8px 8px 0 0;
    background: rgba(255, 255, 255, 0.04);
    font-size: 10px;
    color: #8899aa;
}

.mock-tab.active {
    background: rgba(79, 172, 254, 0.2);
    color: #4facfe;
    font-weight: 600;
}

.mock-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 10px;
}

.mock-field {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(79, 172, 254, 0.3);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 10px;
    color: #fff;
}

.mock-field label {
    display: block;
    font-size: 8px;
    color: #8899aa;
    margin-bottom: 2px;
}

.mock-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.mock-panel {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 10px;
}

.mock-panel-title {
    font-size: 10px;
    font-weight: 700;
    color: #4facfe;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mock-total-box {
    background: rgba(79, 172, 254, 0.1);
    border: 1px solid rgba(79, 172, 254, 0.3);
    border-radius: 8px;
    padding: 10px;
    text-align: right;
    margin-top: 10px;
}

.mock-total-box .label { font-size: 9px; color: #8899aa; }
.mock-total-box .amount { font-size: 18px; font-weight: 700; color: #34d399; }

.mock-report-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.mock-chip {
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 9px;
    background: rgba(255, 255, 255, 0.05);
    color: #8899aa;
}

.mock-chip.active {
    background: rgba(79, 172, 254, 0.2);
    color: #4facfe;
    border: 1px solid rgba(79, 172, 254, 0.4);
}

@media (max-width: 991px) {
    .mock-kpi-row { grid-template-columns: repeat(2, 1fr); }
    .mock-split { grid-template-columns: 1fr; }
}

@media (min-width: 992px) {
    .manual-page-wrap { padding: 0 24px; }
}

.doc-nav-placeholder {
    display: none;
}

@media (max-width: 991.98px) {
    .manual-container {
        margin-top: 20px;
        padding: 0 12px 40px;
        overflow-x: clip;
    }

    .manual-container > .row {
        flex-direction: column;
        margin-left: 0;
        margin-right: 0;
        width: 100%;
        max-width: 100%;
    }

    .manual-container > .row > .col-lg-3,
    .manual-container > .row > .col-lg-9 {
        flex: 0 0 100%;
        max-width: 100%;
        width: 100%;
        min-width: 0;
        padding: 0;
    }

    .manual-container > .row > .col-lg-3 {
        order: -1;
        margin-bottom: 0;
    }

    .doc-nav-placeholder {
        display: block;
        width: 100%;
        flex-shrink: 0;
    }

    .doc-sidebar {
        position: fixed;
        top: 52px;
        left: 0;
        right: 0;
        width: 100%;
        z-index: 99;
        display: block;
        overflow: hidden;
        max-height: none;
        margin: 0;
        padding: 0;
        border-radius: 0;
        border: none;
        border-bottom: 1px solid var(--glass-border);
        box-shadow: 0 2px 10px rgba(15, 23, 42, 0.08);
        background: var(--bg-secondary);
    }

    .doc-sidebar-track {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: center;
        gap: 8px;
        width: 100%;
        overflow-x: auto;
        overflow-y: hidden;
        padding: 10px 12px;
        -webkit-overflow-scrolling: touch;
        touch-action: pan-x;
        overscroll-behavior-x: contain;
        scrollbar-width: none;
    }

    .doc-sidebar-track::-webkit-scrollbar {
        display: none;
    }

    body.body-dark-mode .doc-sidebar {
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
    }

    .doc-nav-title {
        display: none;
    }

    .doc-nav-link {
        flex: 0 0 auto;
        white-space: nowrap;
        margin-bottom: 0;
        padding: 8px 14px;
        font-size: 0.82rem;
        gap: 6px;
    }

    .doc-nav-link .material-icons {
        font-size: 1rem;
        width: 18px;
    }

    .doc-section {
        scroll-margin-top: 112px;
    }
}

@media (max-width: 767px) {
    .manual-header {
        padding: 24px 16px;
        margin-bottom: 24px;
    }

    .manual-header h1 { font-size: 1.55rem; }
    .manual-header p { font-size: 0.95rem; }

    .manual-badge-row {
        flex-direction: column;
        align-items: center;
    }

    .manual-badge {
        width: 100%;
        max-width: 220px;
        text-align: center;
    }

    .doc-section { padding: 20px; }

    .term-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}