:root {
    --color-navy: #386cae;
    --color-navy-hover: #2c578c;
    --color-slate: #718998;
    --color-slate-hover: #5a6f7c;
    --color-text: #2b3338;
    --color-text-muted: #5a6772;
    --color-border: #e2e8ee;
    --color-card-bg: #ffffff;
    --color-page-bg: #f4f7fa;
    --color-row-stripe: #f8fafc;
    --color-header-bg: #e6ecf3;
    --color-header-hover: #d8e1eb;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-pill: 999px;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.08), 0 4px 12px rgba(15, 23, 42, 0.05);
    --shadow-focus: 0 0 0 4px rgba(56, 108, 174, 0.18);

    --transition: 150ms ease;
}

body {
    background: linear-gradient(to bottom, #f8fafc 0%, #e9eef4 100%);
    min-height: 100vh;
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.navbar {
    padding: 0 32px;
    margin: 0;
    background-color: var(--color-header-bg);
    color: var(--color-text);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    display: flex;
    align-items: center;
    height: 75px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.navbar-brand {
    display: flex;
    align-items: center;
    padding: 0;
    margin: 0;
    transition: transform var(--transition);
}

.navbar-brand img {
    max-height: 50px;
    width: auto;
    display: block;
}

.navbar-brand:hover {
    transform: scale(1.03);
}

.navbar-nav {
    flex-direction: row;
    width: 100%;
    justify-content: flex-end;
}

.navbar .nav-item {
    margin-left: 8px;
}

.navbar .nav-link {
    color: var(--color-text) !important;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: background-color var(--transition), color var(--transition);
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
    color: var(--color-navy) !important;
    background-color: var(--color-header-hover);
}

h1, h3 {
    color: var(--color-text);
    margin-top: 0;
    font-weight: 600;
    letter-spacing: -0.01em;
}

h1 { font-size: 2rem; }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.15rem; font-weight: 600; color: var(--color-text); margin-top: 1.5rem; }
p { color: var(--color-text); }

a {
    color: var(--color-navy);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-navy-hover);
    text-decoration: underline;
}

/* Card styling */
.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    background-color: var(--color-card-bg);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: var(--color-navy);
    color: white;
    border-bottom: none;
    padding: 0.75rem 1.25rem;
}

.card-body {
    padding: 1.25rem;
}

.btn-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity var(--transition);
}

.btn-link:hover,
.btn-link:focus {
    color: white;
    text-decoration: none;
    opacity: 0.85;
}

/* Tabs */
.nav-tabs {
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 0;
}

.nav-tabs .nav-link {
    color: #fff;
    background-color: var(--color-slate);
    border: 1px solid transparent;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    margin-right: 4px;
    padding: 10px 20px;
    font-weight: 500;
    transition: background-color var(--transition), color var(--transition);
}

.nav-tabs .nav-link:hover {
    background-color: var(--color-slate-hover);
    color: #fff;
    border-color: transparent;
}

.nav-tabs .nav-link.active {
    color: #fff;
    background-color: var(--color-navy);
    border-color: var(--color-border) var(--color-border) transparent;
}

/* External link in tab strip (jumps to a different page rather than switching panel) */
.nav-tabs .nav-link.tab-external {
    background-color: #fff;
    color: var(--color-navy);
    border: 1px solid var(--color-border);
    border-bottom-color: transparent;
}

.nav-tabs .nav-link.tab-external:hover,
.nav-tabs .nav-link.tab-external:focus {
    background-color: var(--color-page-bg);
    color: var(--color-navy-hover);
}

/* Tab content panel */
.tab-content {
    border: 1px solid var(--color-border);
    border-top: none;
    padding: 1.5rem;
    background-color: var(--color-card-bg);
    border-radius: 0 var(--radius-md) var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-md);
}

.tab-content .tab-pane {
    color: var(--color-text);
}

/* Tables: wrap visually as a rounded card */
.table {
    margin-bottom: 0;
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    background: var(--color-card-bg);
}

.table thead th {
    background-color: var(--color-page-bg);
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    border-top: none;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    padding: 12px 16px;
}

.table tbody td {
    border-top: 1px solid var(--color-border);
    padding: 12px 16px;
    vertical-align: middle;
}

.table tbody tr:first-child td {
    border-top: none;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--color-row-stripe);
}

.table tbody tr {
    transition: background-color var(--transition);
}

.table tbody tr:hover {
    background-color: rgba(56, 108, 174, 0.05);
}

/* Card-style wrapper for tables */
.table-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    background-color: var(--color-card-bg);
    overflow: hidden;
    margin-bottom: 1rem;
}

.table-card .table {
    margin-bottom: 0;
}

/* Pagination */
.pagination .page-link {
    color: var(--color-navy);
    border: 1px solid var(--color-border);
    margin: 0 2px;
    border-radius: var(--radius-sm) !important;
    transition: background-color var(--transition), color var(--transition);
}

.pagination .page-link:hover {
    background-color: var(--color-page-bg);
    color: var(--color-navy-hover);
}

.pagination .page-item.active .page-link {
    background-color: var(--color-navy);
    border-color: var(--color-navy);
    color: white;
}

/* Footer notes inside content */
footer.text-right {
    color: var(--color-text-muted);
    margin-top: 0.5rem;
}

/* Gene info hero card */
.gene-hero {
    background: linear-gradient(135deg, #ffffff 0%, var(--color-page-bg) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.75rem 2rem;
    box-shadow: var(--shadow-sm);
    margin-top: 1rem;
    margin-bottom: 1.5rem;
}

.gene-hero h2 {
    margin: 0 0 0.5rem 0;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.02em;
    display: inline-block;
    margin-right: 0.75rem;
}

.gene-hero .gene-meta {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.gene-hero .gene-meta strong {
    color: var(--color-text);
    font-weight: 600;
}

.gene-hero .gene-meta-divider {
    margin: 0 0.5rem;
    color: var(--color-border);
}

/* Function badges */
.function-badge {
    display: inline-block;
    padding: 0.35em 0.85em;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-pill);
    vertical-align: middle;
}

.function-badge.tsg {
    background-color: #fde7d9;
    color: #8a3c12;
    border: 1px solid #f3c5a3;
}

.function-badge.oncogene {
    background-color: #dde7f5;
    color: #1e3f6b;
    border: 1px solid #b9cce8;
}

.function-badge.unknown {
    background-color: #e9ecef;
    color: #495057;
    border: 1px solid #ced4da;
}

/* Info section card (for prose / long-form data) */
.info-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.25rem;
}

.info-card h4 {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--color-text);
    font-size: 1.05rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.info-card .prose {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    max-width: 75ch;
}

.info-card .prose p {
    margin-bottom: 0.85rem;
}

.info-card .prose p:last-child {
    margin-bottom: 0;
}

.info-card .prose .pubmed-link {
    font-size: 0.875em;
    color: var(--color-navy);
    font-weight: 500;
}

.info-card .prose .evidence-tag {
    font-size: 0.875em;
    color: var(--color-text-muted);
    font-style: italic;
}

.info-card .source-note {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.825rem;
    color: var(--color-text-muted);
}

/* Pathways accordion */
.pathways-accordion .card {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.pathways-accordion .card-header {
    background-color: var(--color-card-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 0;
}

.pathways-accordion .card-header .btn-link {
    color: var(--color-text);
    font-weight: 600;
    padding: 1rem 1.25rem;
    width: 100%;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-decoration: none;
}

.pathways-accordion .card-header .btn-link:hover {
    background-color: var(--color-page-bg);
    color: var(--color-navy);
    opacity: 1;
}

.pathways-accordion .pathway-count {
    background-color: var(--color-navy);
    color: white;
    border-radius: var(--radius-pill);
    padding: 0.2em 0.7em;
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: auto;
}

.pathways-accordion ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pathways-accordion ul li {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
}

.pathways-accordion ul li:last-child {
    border-bottom: none;
}

.pathways-accordion .card + .card {
    margin-top: 0.5rem;
}

/* Disease list */
.disease-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.disease-list li {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--color-border);
}

.disease-list li:first-child {
    padding-top: 0;
}

.disease-list li:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.disease-name {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 0.4rem;
}

.disease-acronym {
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.9em;
}

.disease-desc {
    margin-top: 0.4rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.disease-desc p {
    margin-bottom: 0.5rem;
}

.disease-desc p:last-child {
    margin-bottom: 0;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* ----- Home page ----- */
.home-hero {
    text-align: center;
    padding: 4rem 1rem 2rem;
    max-width: 920px;
    margin: 0 auto;
    position: relative;
}

.home-hero-logo {
    display: block;
    margin: 0 auto 1rem;
    max-width: 460px;
    width: 100%;
    height: auto;
}

.home-hero-tagline {
    font-size: 1.25rem;
    color: var(--color-text);
    font-weight: 500;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.home-hero-sub {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin: 0 auto 2rem;
    max-width: 640px;
    line-height: 1.6;
}

.home-hero .search-bar-wrapper {
    margin: 0 auto;
}

/* Example gene chips */
.gene-chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.gene-chips-label {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-right: 0.25rem;
}

.gene-chip {
    background-color: #fff;
    color: var(--color-navy);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    padding: 6px 14px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition), border-color var(--transition), transform var(--transition);
    box-shadow: var(--shadow-sm);
}

.gene-chip:hover,
.gene-chip:focus {
    background-color: var(--color-navy);
    color: #fff;
    border-color: var(--color-navy);
    outline: none;
    transform: translateY(-1px);
}

/* Stats strip */
.stats-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    max-width: 920px;
    margin: 2.5rem auto 1rem;
}

.stat-card {
    background: linear-gradient(135deg, #fff 0%, var(--color-page-bg) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem 1rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 110px;
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.stat-value-live {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.live-dot {
    width: 10px;
    height: 10px;
    background-color: #2fbf71;
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(47, 191, 113, 0.55);
    animation: live-pulse 1.6s ease-out infinite;
}

@keyframes live-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(47, 191, 113, 0.55); }
    70%  { box-shadow: 0 0 0 9px rgba(47, 191, 113, 0); }
    100% { box-shadow: 0 0 0 0 rgba(47, 191, 113, 0); }
}

/* Feature cards */
.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    max-width: 1100px;
    margin: 3rem auto;
}

.feature-card {
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.feature-eyebrow {
    display: inline-block;
    font-family: 'Inter', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-navy);
    background-color: #dde7f5;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-pill);
    letter-spacing: 0.08em;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 0.6rem 0;
    letter-spacing: -0.01em;
}

.feature-body {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* SSL explainer with figure */
.ssl-explainer {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: center;
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    max-width: 1100px;
    margin: 3rem auto;
}

.ssl-explainer-figure picture,
.ssl-explainer-figure img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
}

.figure-credit {
    margin-top: 0.75rem;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    text-align: right;
    font-style: italic;
}

.ssl-explainer-text h2 {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 1rem 0;
    letter-spacing: -0.01em;
}

.ssl-explainer-text p {
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 0.85rem;
}

.ssl-explainer-text p:last-child {
    margin-bottom: 0;
    color: var(--color-text-muted);
}

@media (max-width: 800px) {
    .ssl-explainer {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.5rem;
    }
}

/* SSL dedicated page */
.ssl-page {
    max-width: 1100px;
    margin: 0 auto;
    padding-bottom: 4rem;
}

.ssl-page-header {
    text-align: center;
    margin: 1.5rem 0 2rem;
}

.ssl-page-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
    margin: 0 0 0.6rem 0;
}

.ssl-page-lede {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.6;
}

.ssl-page .info-card {
    margin-top: 1.5rem;
}

.ssl-page .info-card ul {
    padding-left: 1.25rem;
    margin: 0.5rem 0 0.85rem 0;
}

.ssl-page .info-card ul li {
    margin-bottom: 0.4rem;
    line-height: 1.6;
}

.ssl-cta {
    text-align: center;
    margin-top: 3rem;
}

.ssl-cta p {
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.ssl-cta-btn {
    background-color: var(--color-navy);
    color: #fff;
    padding: 12px 32px;
    border-radius: var(--radius-pill);
    font-weight: 500;
    box-shadow: var(--shadow-md);
    transition: background-color var(--transition), transform var(--transition);
}

.ssl-cta-btn:hover,
.ssl-cta-btn:focus {
    background-color: var(--color-navy-hover);
    color: #fff;
    transform: translateY(-2px);
    text-decoration: none;
}

/* ---- Cancers / treatability page ---- */
:root {
    --color-treat-oncogene: #386cae;
    --color-treat-crossover: #7a8898;
    --color-treat-ssl: #2faa8b;
    --color-treat-untreatable: #d96a4f;
}

.cancers-page {
    max-width: 1100px;
    margin: 0 auto;
    padding-bottom: 4rem;
}

.cancers-page-header {
    text-align: center;
    margin: 1rem 0 1.5rem;
}

.cancers-page-header h1 {
    font-size: clamp(1.85rem, 3.5vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 0.6rem 0;
    color: var(--color-text);
}

.cancers-page-lede {
    color: var(--color-text-muted);
    line-height: 1.6;
    max-width: 740px;
    margin: 0 auto;
}

.legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.25rem;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1.25rem;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-sm);
    max-width: 700px;
}

/* Compact pill-style explainer — small when closed, expands inline when open */
.hypermutator-explainer {
    margin: -0.5rem auto 1.5rem;
    max-width: 900px;
    text-align: center;
}

.hypermutator-explainer summary {
    cursor: pointer;
    list-style: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    padding: 0.25rem 0.85rem;
    transition: color var(--transition), background-color var(--transition), border-color var(--transition);
}

.hypermutator-explainer summary::-webkit-details-marker {
    display: none;
}

.hypermutator-explainer summary::before {
    content: "▸";
    color: var(--color-text-muted);
    transition: transform var(--transition);
    display: inline-block;
    font-size: 0.75rem;
}

.hypermutator-explainer[open] summary::before {
    transform: rotate(90deg);
}

.hypermutator-explainer summary:hover,
.hypermutator-explainer summary:focus {
    color: var(--color-navy);
    border-color: var(--color-navy);
    background: #fff;
    outline: none;
}

.hypermutator-body {
    margin-top: 0.85rem;
    padding: 1.25rem 1.5rem;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    color: var(--color-text);
    line-height: 1.6;
    text-align: left;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
}

.hypermutator-body p {
    margin-bottom: 0.75rem;
}

.hypermutator-body p:last-child {
    margin-bottom: 0;
}

.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text);
    font-size: 0.9rem;
}

.legend-swatch {
    width: 14px;
    height: 14px;
    border-radius: 4px;
    display: inline-block;
}

.swatch-oncogene    { background: var(--color-treat-oncogene); }
.swatch-crossover   { background: var(--color-treat-crossover); }
.swatch-ssl         { background: var(--color-treat-ssl); }
.swatch-untreatable { background: var(--color-treat-untreatable); }

.cancer-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.cancer-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}

.cancer-card:hover {
    box-shadow: var(--shadow-md);
}

.cancer-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.85rem;
}

.cancer-card-title {
    display: flex;
    flex-direction: column;
}

.cancer-abbr {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-navy);
    background: #dde7f5;
    border: 1px solid #b9cce8;
    border-radius: var(--radius-pill);
    padding: 0.2em 0.7em;
    align-self: flex-start;
    margin-bottom: 0.35rem;
}

.cancer-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.cancer-card-headline {
    text-align: right;
    flex-shrink: 0;
}

.headline-value {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--color-treat-untreatable);
    line-height: 1;
    letter-spacing: -0.02em;
}

.headline-label {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 0.15rem;
}

.cancer-bar {
    display: flex;
    width: 100%;
    height: 22px;
    border-radius: var(--radius-pill);
    overflow: hidden;
    background: var(--color-page-bg);
    border: 1px solid var(--color-border);
    margin-bottom: 0.75rem;
}

.bar-segment {
    height: 100%;
    transition: filter var(--transition);
}

.bar-segment:hover {
    filter: brightness(0.92);
}

.seg-oncogene    { background: var(--color-treat-oncogene); }
.seg-crossover   { background: var(--color-treat-crossover); }
.seg-ssl         { background: var(--color-treat-ssl); }
.seg-untreatable { background: var(--color-treat-untreatable); }

.cancer-card-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.cancer-card-stats > div {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.cancer-card-stats > div:first-child {
    color: var(--color-text);
    margin-right: 0.5rem;
    padding-right: 0.5rem;
    border-right: 1px solid var(--color-border);
}

.stat-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

/* Top mutated genes panel inside each cancer card */
.top-genes-collapsible {
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px dashed var(--color-border);
}

.top-genes-toggle {
    width: 100%;
    background: transparent;
    border: 0;
    padding: 0.4rem 0.5rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition);
}

.top-genes-toggle:hover,
.top-genes-toggle:focus {
    background-color: var(--color-page-bg);
    color: var(--color-navy);
    outline: none;
}

.top-genes-toggle::after {
    content: "▾";
    margin-left: 0.5rem;
    font-size: 0.85rem;
    transition: transform var(--transition);
}

.top-genes-toggle.collapsed::after {
    transform: rotate(-90deg);
}

.top-genes-count {
    background-color: var(--color-navy);
    color: white;
    border-radius: var(--radius-pill);
    padding: 0.15em 0.65em;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0;
    margin-left: auto;
    margin-right: 0.5rem;
}

.top-genes-collapsible .collapse,
.top-genes-collapsible .collapsing {
    margin-top: 0.6rem;
}

.top-genes-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.25rem 1rem;
}

.top-gene-row {
    display: grid;
    grid-template-columns: 64px 36px 1fr 50px;
    align-items: center;
    gap: 0.5rem;
    padding: 4px 6px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-text);
    transition: background-color var(--transition);
}

.top-gene-row:hover,
.top-gene-row:focus {
    background-color: var(--color-page-bg);
    text-decoration: none;
    color: var(--color-text);
}

.top-gene-name {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--color-navy);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.top-gene-fn {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-align: center;
    padding: 1px 4px;
    border-radius: 4px;
    letter-spacing: 0.05em;
    line-height: 1.4;
}

.top-gene-fn.fn-tsg {
    background-color: #fde7d9;
    color: #8a3c12;
    border: 1px solid #f3c5a3;
}

.top-gene-fn.fn-onco {
    background-color: #dde7f5;
    color: #1e3f6b;
    border: 1px solid #b9cce8;
}

.top-gene-bar {
    display: block;
    width: 100%;
    height: 8px;
    background: var(--color-page-bg);
    border-radius: var(--radius-pill);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.top-gene-bar-fill {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--color-treat-oncogene) 0%, #5e8fc5 100%);
    border-radius: var(--radius-pill);
}

.top-gene-pct {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

@media (max-width: 600px) {
    .top-genes-list { grid-template-columns: 1fr; }
}

/* Mutation burden collapsible */
.burden-collapsible {
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px dashed var(--color-border);
}

.burden-collapsible .collapse,
.burden-collapsible .collapsing {
    margin-top: 0.6rem;
}

.burden-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    margin-bottom: 0.6rem;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.burden-summary strong {
    color: var(--color-text);
    font-weight: 600;
}

.burden-chart {
    display: flex;
    align-items: flex-end;
    height: 100px;
    gap: 4px;
    padding: 0 4px;
    background: var(--color-page-bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.burden-col {
    flex: 1 1 0;
    height: 100%;
    display: flex;
    align-items: flex-end;
}

.burden-stack {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    border-radius: 3px 3px 0 0;
    overflow: hidden;
    transition: filter var(--transition);
}

.burden-stack:hover {
    filter: brightness(0.9);
}

.burden-bar {
    width: 100%;
}

.burden-bar-normal {
    background: var(--color-treat-oncogene);
}

.burden-bar-high {
    background: var(--color-treat-untreatable);
}

.burden-axis {
    display: flex;
    justify-content: space-between;
    padding: 4px 4px 0;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.burden-legend {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.burden-legend > span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.burden-swatch-normal { background: var(--color-treat-oncogene); }
.burden-swatch-high   { background: var(--color-treat-untreatable); }

/* Pathway enrichment collapsible */
.pathways-collapsible {
    margin-top: 1rem;
    padding-top: 0.85rem;
    border-top: 1px dashed var(--color-border);
}

.pathways-collapsible .collapse,
.pathways-collapsible .collapsing {
    margin-top: 0.6rem;
}

.pathway-group {
    margin-bottom: 1rem;
}

.pathway-group:last-of-type {
    margin-bottom: 0;
}

.pathway-group-head {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 0.45rem;
}

.pathway-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
}

.pathway-list li {
    background: var(--color-page-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.75rem;
}

.pathway-term {
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.92rem;
    line-height: 1.3;
    margin-bottom: 0.3rem;
}

.pathway-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem 1rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin-bottom: 0.3rem;
}

.pathway-meta strong {
    color: var(--color-text);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.pathway-genes {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    word-break: break-word;
}

.pathway-source {
    margin-top: 0.85rem;
    padding-top: 0.6rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

/* ---- Methods page ---- */
.methods-page {
    max-width: 1100px;
    margin: 0 auto;
    padding-bottom: 4rem;
}

.methods-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.methods-header h1 {
    font-size: clamp(1.85rem, 3.5vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.6rem;
}

.methods-lede {
    color: var(--color-text-muted);
    line-height: 1.65;
    max-width: 760px;
    margin: 0 auto;
}

.methods-page .info-card {
    margin-bottom: 1rem;
}

.methods-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 0.75rem;
    margin: 0.75rem 0 1rem;
}

.methods-stat {
    background: linear-gradient(135deg, #fff 0%, var(--color-page-bg) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    text-align: center;
}

.methods-stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.methods-stat-label {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-top: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.methods-table-wrap {
    margin-top: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow-x: auto;
}

.methods-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

.methods-table th,
.methods-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.methods-table th {
    background: var(--color-page-bg);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text);
}

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

.methods-table .num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.methods-table .num-sub {
    color: var(--color-text-muted);
    font-size: 0.85em;
    margin-left: 4px;
}

.methods-table code {
    background: var(--color-page-bg);
    border-radius: 4px;
    padding: 1px 6px;
    font-size: 0.85em;
    color: var(--color-text);
}

.methods-steps {
    padding-left: 1.25rem;
}

.methods-steps li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.methods-steps li:last-child {
    margin-bottom: 0;
}

/* SSL network tab */
.ssl-network-blurb {
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.ssl-network-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.ssl-network-legend > span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.ssl-db-biogrid    { background: #b8336a; }
.ssl-db-slorth     { background: #0f8a8a; }
.ssl-db-synlethdb  { background: #e08e1f; }
.ssl-db-mexdrugs   { background: #7c4dbe; }
.ssl-db-multi      { background: #7a8898; }

.ssl-network-legend-note {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    line-height: 1.5;
}

.ssl-network-legend-note strong {
    color: var(--color-text);
    font-weight: 600;
}

#ssl-network-cy {
    width: 100%;
    height: 560px;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.ssl-node-tooltip {
    position: fixed;
    display: none;
    background: #2b3338;
    color: #fff;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    font-size: 0.85rem;
    pointer-events: none;
    z-index: 9999;
    max-width: 320px;
    line-height: 1.4;
}

.ssl-node-tooltip .tt-title {
    font-weight: 600;
    margin-bottom: 2px;
}

.ssl-node-tooltip .tt-sub {
    color: #d3dae0;
}

.ssl-node-tooltip .tt-hint {
    margin-top: 4px;
    font-size: 0.78rem;
    color: #9ba6ad;
    font-style: italic;
}

.ssl-node-tooltip .tt-multi {
    background: #7a8898;
    color: #fff;
    border-radius: 999px;
    padding: 1px 8px;
    font-size: 0.7rem;
    font-weight: 600;
    margin-left: 6px;
    vertical-align: middle;
}

/* ---- Drug × Cancer matrix page ---- */
:root {
    --dm-approved: #386cae;
    --dm-trial:    #e08e1f;
    --dm-repo:     #2faa8b;
    --dm-none:     #f0f3f6;
}

.drug-matrix-page {
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 4rem;
}

.drug-matrix-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.drug-matrix-header h1 {
    font-size: clamp(1.85rem, 3.5vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.6rem;
}

.drug-matrix-lede {
    color: var(--color-text-muted);
    line-height: 1.65;
    max-width: 820px;
    margin: 0 auto;
}

.dm-pill {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-pill);
    padding: 1px 8px;
    color: #fff;
    vertical-align: middle;
}

.dm-pill-approved { background: var(--dm-approved); }
.dm-pill-trial    { background: var(--dm-trial); }
.dm-pill-repo     { background: var(--dm-repo); }
.dm-pill-direct   { background: var(--color-navy); }
.dm-pill-ssl      { background: #b8336a; }

.dm-rel {
    min-width: 160px;
    white-space: nowrap;
}

.dm-pill-direct,
.dm-pill-ssl {
    text-transform: none;
    letter-spacing: 0;
    font-weight: 500;
    font-size: 0.78rem;
    padding: 2px 10px;
    white-space: nowrap;
}

.drug-matrix-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.1rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1rem;
}

.drug-matrix-filter label {
    color: var(--color-text);
    font-weight: 500;
    margin-right: 0.4rem;
}

.drug-matrix-filter input[type="search"] {
    flex: 1 1 220px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    padding: 0.45rem 1rem;
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.drug-matrix-filter input[type="search"]:focus {
    border-color: var(--color-navy);
    box-shadow: var(--shadow-focus);
}

.dm-filter-btn {
    background: var(--color-navy);
    color: #fff;
    border: none;
    border-radius: var(--radius-pill);
    padding: 0.45rem 1.25rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition);
}

.dm-filter-btn:hover { background: var(--color-navy-hover); }

.dm-clear {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
}

.dm-clear:hover { color: var(--color-navy); }

.cancer-key-details {
    margin-bottom: 1rem;
}

.cancer-key-details summary {
    cursor: pointer;
    list-style: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    padding: 0.3rem 0.95rem;
    transition: color var(--transition), border-color var(--transition);
}

.cancer-key-details summary::-webkit-details-marker {
    display: none;
}

.cancer-key-details summary::before {
    content: "▸";
    color: var(--color-text-muted);
    transition: transform var(--transition);
    display: inline-block;
    font-size: 0.75rem;
}

.cancer-key-details[open] summary::before {
    transform: rotate(90deg);
}

.cancer-key-details summary:hover,
.cancer-key-details summary:focus {
    color: var(--color-navy);
    border-color: var(--color-navy);
    outline: none;
}

.cancer-key {
    margin-top: 0.6rem;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.1rem;
    box-shadow: var(--shadow-sm);
    font-size: 0.85rem;
    color: var(--color-text);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    align-items: center;
}

.cancer-key-item {
    color: var(--color-text-muted);
}

.cancer-key-item strong {
    color: var(--color-navy);
    font-weight: 600;
    margin-right: 0.25rem;
}

.drug-matrix-meta {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    margin-bottom: 0.6rem;
}

.drug-matrix-meta strong {
    color: var(--color-text);
    font-weight: 600;
}

.drug-matrix-wrapper {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
}

.drug-matrix {
    border-collapse: collapse;
    width: 100%;
    font-size: 0.92rem;
}

.drug-matrix th {
    padding: 12px 10px;
    text-align: left;
    background: var(--color-page-bg);
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text);
    position: sticky;
    top: 0;
}

.drug-matrix th.dm-cancer-col {
    text-align: center;
    min-width: 24px;
    max-width: 30px;
    width: 24px;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    height: 80px;
    vertical-align: bottom;
    padding: 8px 4px;
    white-space: nowrap;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
}

.drug-matrix th.dm-flag-col,
.drug-matrix th.dm-count-col {
    text-align: center;
    min-width: 70px;
}

.drug-matrix td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.drug-matrix tbody tr:hover {
    background-color: rgba(56, 108, 174, 0.04);
}

.dm-drug-name {
    font-weight: 500;
    color: var(--color-text);
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dm-gene-name a {
    color: var(--color-navy);
    font-weight: 600;
}

.dm-cell {
    width: 20px;
    min-width: 20px;
    max-width: 20px;
    height: 20px;
    padding: 0;
    background-color: var(--dm-none);
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    text-align: center;
    transition: filter var(--transition);
}


.dm-cell:hover {
    filter: brightness(0.9);
}

.dm-cell-approved { background-color: var(--dm-approved); }
.dm-cell-trial    { background-color: var(--dm-trial); }
.dm-cell-none     { background-color: var(--dm-none); }

.dm-flag,
.dm-count {
    text-align: center;
}

.dm-count {
    font-variant-numeric: tabular-nums;
    color: var(--color-text-muted);
    font-weight: 500;
}

.drug-matrix-source {
    margin-top: 1.5rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.cancers-footer-totals {
    background: linear-gradient(135deg, #fff 0%, var(--color-page-bg) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    margin-top: 1.5rem;
    text-align: center;
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}

.cancers-source-note {
    margin-top: 1rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

@media (max-width: 600px) {
    .cancer-card-head {
        flex-direction: column;
        align-items: flex-start;
    }
    .cancer-card-headline {
        text-align: left;
    }
    .legend {
        gap: 0.75rem;
        padding: 0.6rem 1rem;
    }
}

/* Data sources */
.data-sources {
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem 2.25rem;
    box-shadow: var(--shadow-sm);
    max-width: 1100px;
    margin: 3rem auto 5rem;
}

.data-sources-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 1rem 0;
    letter-spacing: -0.01em;
}

.data-sources-blurb {
    color: var(--color-text);
    line-height: 1.7;
    max-width: 78ch;
    margin-bottom: 1.25rem;
}

.data-sources-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem 2rem;
}

.data-sources-list li {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    padding: 0.4rem 0;
    border-bottom: 1px dashed var(--color-border);
}

.data-sources-list li a {
    font-weight: 600;
}

/* Override the page-padded search-container behaviour for home */
.home-hero + #suggestions {
    /* keep autocomplete positioning intact */
}

/* Responsive */
@media (max-width: 900px) {
    .stats-strip { grid-template-columns: repeat(2, 1fr); }
    .feature-cards { grid-template-columns: 1fr; }
    .data-sources-list { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
    .home-hero { padding: 2.5rem 1rem 1.5rem; }
    .stats-strip { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .data-sources { padding: 1.5rem; }
}

/* Search */
.search-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 50px 0;
    position: relative;
}

.search-intro {
    text-align: center;
    margin-bottom: 24px;
    color: var(--color-text);
    font-size: 1.05rem;
}

.search-bar-wrapper {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 800px;
    background-color: #fff;
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition), border-color var(--transition);
}

.search-bar-wrapper:focus-within {
    box-shadow: var(--shadow-lg), var(--shadow-focus);
    border-color: var(--color-navy);
}

.search-bar {
    width: 100%;
    padding: 14px 24px;
    font-size: 1.1rem;
    border: none;
    outline: none;
    background: transparent;
    border-radius: var(--radius-pill) 0 0 var(--radius-pill);
    color: var(--color-text);
}

.search-bar::placeholder {
    color: var(--color-text-muted);
}

.search-button {
    background-color: var(--color-navy);
    color: #fff;
    border: none;
    padding: 14px 28px;
    font-size: 1.05rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    border-left: 1px solid var(--color-border);
    transition: background-color var(--transition);
}

.search-button:hover,
.search-button:focus {
    background-color: var(--color-navy-hover);
    color: #fff;
}

/* Autocomplete dropdown */
.autocomplete-suggestions {
    border: 1px solid var(--color-border);
    max-height: 200px;
    overflow-y: auto;
    position: absolute;
    align-items: center;
    top: 80%;
    left: 15%;
    width: 62%;
    background: white;
    z-index: 1000;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-md);
}

.autocomplete-suggestion {
    padding: 10px 16px;
    cursor: pointer;
    transition: background-color var(--transition);
}

.autocomplete-suggestion:hover {
    background-color: var(--color-page-bg);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: none;
    z-index: 998;
}

.back-to-top.show {
    display: block;
}

.back-to-top .btn {
    border-radius: var(--radius-pill);
    padding: 10px 20px;
    background-color: var(--color-navy);
    border-color: var(--color-navy);
    box-shadow: var(--shadow-md);
    transition: background-color var(--transition), transform var(--transition);
}

.back-to-top .btn:hover {
    background-color: var(--color-navy-hover);
    border-color: var(--color-navy-hover);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    background-color: #2b3338;
    color: white;
    text-align: center;
    padding: 12px;
    font-size: 0.9em;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .navbar {
        padding: 0 16px;
    }
    .navbar-brand img {
        max-height: 40px;
    }
}

@media (max-width: 576px) {
    .search-bar-wrapper {
        flex-direction: column;
        align-items: stretch;
        border-radius: var(--radius-md);
    }

    .search-bar {
        width: 100%;
        margin-bottom: 0;
        border-radius: var(--radius-md) var(--radius-md) 0 0;
    }

    .search-button {
        width: 100%;
        height: 44px;
        border-left: none;
        border-top: 1px solid var(--color-border);
        border-radius: 0 0 var(--radius-md) var(--radius-md);
    }

    .nav-tabs .nav-link {
        padding: 8px 14px;
        font-size: 0.95rem;
    }
}