/* Light modern theme — palette matched to hotspot network site */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #f4f6fb;
    --bg-card: #ffffff;
    --bg-elevated: #eef0fa;
    --border: #dde0ed;
    --text: #1e2448;
    --text-muted: #9098b8;
    --accent: #4a56b0;
    --accent-hover: #5c68c0;
    --green: #10b981;
    --pink: #ec4899;
    --blue: #3b82f6;
    --gold: #f59e0b;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
    --shadow-lg: 0 4px 24px rgba(0,0,0,0.08);
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.container { flex: 1; }

/* Maintenance banner */
.maintenance-banner {
    background: #fdf3dc;
    border-bottom: 1px solid var(--gold);
    color: #92620a;
    text-align: center;
    padding: 0.55rem 1rem;
    font-size: 0.82rem;
    font-weight: 500;
}

/* Navigation */
nav {
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 2rem;
    display: flex;
    align-items: center;
    gap: 1.75rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}
nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    transition: color 0.2s;
}
nav a:hover { color: var(--text); }
nav .brand {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.4px;
    margin-right: auto;
}
.nav-updated {
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: nowrap;
    opacity: 0.7;
}

/* Layout */
.container {
    max-width: 1440px;
    margin: 2rem auto;
    padding: 0 2rem;
}

h1 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 0.4rem;
    color: var(--text);
}
h2 {
    margin: 2rem 0 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
}
p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    max-width: 72ch;
}

/* ── Section headers (shared across all landing pages) ── */
.section-h2 {
  margin: 0 0 6px; font-size: 15px; font-weight: 700; color: var(--text);
  display: flex; align-items: center; gap: 9px;
}
.section-h2::before {
  content: ''; display: inline-block; width: 3px; height: 1em;
  border-radius: 2px; background: var(--accent); flex-shrink: 0;
}
.section-count {
  font-size: 12px; font-weight: 400; color: var(--text-muted);
}
.section-desc {
  font-size: 12.5px; color: var(--text-muted);
  margin: 0 0 14px; line-height: 1.6; max-width: none;
}
.section-divider {
  border: none; border-top: 1px solid var(--border);
  margin: 30px 0 22px;
}

/* Network canvas */
#cy {
    width: 100%;
    height: 72vh;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
}

/* Legend */
.legend {
    display: flex;
    gap: 1.25rem;
    margin: 1rem 0;
    flex-wrap: wrap;
    padding: 0.6rem 1rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.legend-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}
.legend-swatch {
    width: 11px;
    height: 11px;
    border-radius: 3px;
    flex-shrink: 0;
}

/* Tables */
table.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 1rem;
    font-size: 0.82rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}
table.data-table th,
table.data-table td {
    padding: 0.6rem 1rem;
    text-align: left;
}
table.data-table th {
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    border-bottom: 1px solid var(--border);
}
table.data-table td {
    color: var(--text);
    border-bottom: 1px solid var(--border);
}
table.data-table tr:last-child td { border-bottom: none; }
table.data-table tbody tr {
    transition: background 0.15s;
}
table.data-table tbody tr:hover { background: var(--bg-elevated); }

/* Links */
a.node-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}
a.node-link:hover { color: var(--accent-hover); }

/* Controls bar */
.controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    align-items: center;
    padding: 0.7rem 1rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.controls label {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.controls select,
.controls input[type="text"] {
    padding: 0.35rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.78rem;
    background: var(--bg-elevated);
    color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.controls select:focus,
.controls input[type="text"]:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74, 86, 176, 0.1);
}
.controls input[type="range"] {
    vertical-align: middle;
    accent-color: var(--accent);
}
.controls button {
    padding: 0.35rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-size: 0.78rem;
    cursor: pointer;
    transition: all 0.2s;
}
.controls button:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(74, 86, 176, 0.25);
}
#strength-val {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

/* Direction indicators */
.direction-up { color: var(--pink); font-weight: 600; }
.direction-down { color: var(--blue); font-weight: 600; }

/* Nav search */
.nav-search-wrap {
    position: relative;
    margin-left: auto;
}
.nav-search-hints {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-align: right;
}
.nav-search-hints a {
    color: var(--accent);
    text-decoration: none;
}
.nav-search-hints a:hover {
    text-decoration: underline;
}
.nav-search-wrap input {
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.8rem;
    background: var(--bg-elevated);
    color: var(--text);
    width: 210px;
    transition: border-color 0.2s, box-shadow 0.2s, width 0.2s;
}
.nav-search-wrap input::placeholder { color: var(--text-muted); }
.nav-search-wrap input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74,86,176,0.10);
    width: 260px;
}
.nav-ac {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 240px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 8px 28px rgba(0,0,0,0.13);
    z-index: 300;
    display: none;
    max-height: 260px;
    overflow-y: auto;
    scrollbar-width: thin;
}
.nav-ac.open { display: block; }
.nav-ac-item {
    padding: 8px 12px;
    font-size: 0.82rem;
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.1s;
}
.nav-ac-item:hover, .nav-ac-item.active { background: var(--bg-elevated); }
.nav-ac-badge {
    font-size: 9.5px;
    font-weight: 700;
    letter-spacing: 0.03em;
    padding: 1px 5px;
    border-radius: 4px;
    margin-left: auto;
    flex-shrink: 0;
}
.nav-ac-badge.active-tf { background: rgba(74,86,176,0.13); color: #4a56b0; }
.nav-ac-badge.tf        { background: rgba(74,86,176,0.07); color: #7278b8; }
.nav-ac-badge.module    { background: rgba(242,142,43,0.13); color: #a86000; }

/* Landing page split layout */
.landing-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: stretch;
}
.landing-split #cy {
    min-width: 0;
    height: 60vh;
}
.landing-split .cy-wrap {
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.landing-split .cy-wrap #cy,
.landing-split .cy-wrap #gc-cy,
.landing-split .cy-wrap #tf-mod-cy,
.landing-split .cy-wrap #tf-sub-cy,
.landing-split .cy-wrap #go-tf-cy {
    flex: 1;
    height: 0;
    min-height: 55vh;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
}
.ps-inline-legend {
    display: flex; gap: 18px; flex-wrap: wrap; padding: 8px 14px; margin-bottom: 10px;
    background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
    font-size: 11px; color: var(--text-muted);
}
.ps-inline-legend-group { display: flex; gap: 10px; align-items: center; }
.ps-inline-legend-group-label { font-weight: 600; color: var(--text); font-size: 11px; padding-right: 4px; border-right: 1px solid var(--border); }
.ps-inline-legend-item { display: flex; align-items: center; gap: 5px; }
.landing-split .side-table-wrap {
    min-width: 0;
    max-height: 60vh;
    overflow-y: auto;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: var(--shadow);
}
.landing-split .side-table-wrap table.data-table {
    margin-top: 0;
    border: none;
    border-radius: 0;
    box-shadow: none;
}
.landing-split .side-table-wrap table.data-table th,
.landing-split .side-table-wrap table.data-table td {
    padding: 0.5rem 0.55rem;
}
.landing-split .side-table-wrap table.data-table th {
    position: sticky;
    top: 0;
    z-index: 1;
    white-space: nowrap;
}
@media (max-width: 900px) {
    .landing-split { grid-template-columns: 1fr; }
    .landing-split #cy { height: 50vh; }
    .landing-split .cy-wrap #cy { min-height: 50vh; }
    .landing-split .side-table-wrap { max-height: 50vh; }
}

/* Sortable table headers */
table.data-table th.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 1.4rem;
}
table.data-table th.sortable::after {
    content: '⇅';
    position: absolute;
    right: 0.4rem;
    opacity: 0.35;
    font-size: 0.65rem;
}
table.data-table th.sortable.sort-asc::after { content: '▲'; opacity: 0.8; }
table.data-table th.sortable.sort-desc::after { content: '▼'; opacity: 0.8; }

/* Filter bar */
.filter-bar {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    padding: 0.5rem 0.7rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
}
.filter-bar .filter-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    align-self: center;
    margin-right: 0.2rem;
}
.filter-bar button {
    padding: 0.25rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-card);
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}
.filter-bar button:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.filter-bar button.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.filter-bar .filter-count {
    font-size: 0.68rem;
    color: var(--text-muted);
    align-self: center;
    margin-left: auto;
    font-variant-numeric: tabular-nums;
}
.filter-sep {
    width: 1px;
    background: var(--border);
    align-self: stretch;
    margin: 0 0.2rem;
}
.bind-range-wrap {
    flex: 1;
    min-width: 80px;
    align-self: center;
}
.bind-range-wrap input[type=range] {
    display: block;
    width: 100%;
    accent-color: var(--accent);
    cursor: pointer;
}
.filter-bar button.filter-disabled,
.filter-bar .filter-label.filter-disabled,
.filter-bar input.filter-disabled,
.filter-bar .bind-range-wrap.filter-disabled {
    opacity: 0.35;
    pointer-events: none;
    cursor: default;
}

/* Gene list chips */
.gene-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.5rem;
}
.gene-chip {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.75rem;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    color: var(--text);
    transition: background 0.15s;
}
.gene-chip:hover { background: #dde0f0; }
.gene-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-left: 0.5rem;
}

/* Enrichment source filter buttons */
.enrich-source-filters {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}
.enrich-src-btn {
    font-size: 0.7rem;
    padding: 3px 8px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-elevated);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
}
.enrich-src-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.enrich-src-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.enrich-source-badge {
    font-size: 0.68rem;
    padding: 2px 6px;
    border-radius: 8px;
    background: var(--bg-elevated);
    color: var(--text-muted);
    white-space: nowrap;
}
.enrich-source-GOBP { background: #e8f0fe; color: #1a5fb4; }
.enrich-source-GOCC { background: #e9f7ef; color: #1e7b46; }
.enrich-source-GOMF { background: #fef3e2; color: #9c6500; }

/* Two-column bottom layout */
.bottom-split {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.bottom-split > div {
    flex: 1;
    min-width: 0;
}
@media (max-width: 900px) {
    .bottom-split { flex-direction: column; }
}

/* Module detail accordions (TF page) */
details.module-detail-section {
    margin-bottom: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: var(--shadow);
    overflow: hidden;
}
details.module-detail-section summary {
    padding: 0.6rem 1rem;
    cursor: pointer;
    font-size: 0.85rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    user-select: none;
}
details.module-detail-section summary:hover { background: #e4e7f4; }
details.module-detail-section[open] summary { border-bottom: 1px solid var(--border); }
details.module-detail-section > .data-table { margin: 0; border: none; border-radius: 0; box-shadow: none; }
details.module-detail-section > .gene-list { padding: 0.6rem 1rem; }

/* Module intro card */
.module-intro {
    margin: 0.75rem 0 1.25rem;
    padding: 1rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.module-intro .intro-title {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--accent);
}
.module-intro p {
    font-size: 0.84rem;
    color: var(--text);
    line-height: 1.65;
    max-width: none;
    margin-bottom: 0.6rem;
}
.intro-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1.5rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}
.intro-highlights strong {
    color: var(--text);
    margin-right: 0.2rem;
}
.intro-tag {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: 5px;
    font-size: 0.72rem;
    font-weight: 500;
    margin: 0.1rem 0.1rem;
}
.term-tag { background: rgba(16, 185, 129, 0.12); color: #047857; }
.gene-tag { background: rgba(245, 158, 11, 0.12); color: #92400e; font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace; }
.tf-tag { background: rgba(92, 104, 192, 0.12); color: var(--accent); text-decoration: none; cursor: pointer; }
.tf-tag:hover { background: rgba(92, 104, 192, 0.25); }
.submodule-tag { text-decoration: none; cursor: pointer; font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace; }
.submodule-tag:hover { filter: brightness(0.88); }
.mod-stat-bar {
    display: flex; gap: 18px; flex-wrap: wrap;
    font-size: 12px; color: var(--text-muted); margin-bottom: 14px;
}
.mod-stat-bar strong { color: var(--text); }
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 2.5rem 2rem;
    border: 1.5px dashed var(--border);
    border-radius: 10px;
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-bottom: 1.5rem;
}
.empty-state svg { opacity: 0.35; }
.empty-state strong { font-size: 0.95rem; color: var(--text); }

/* Full-network sidebar layout (index page) */
.ps-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
}
.ps-sidebar {
    width: 210px;
    flex-shrink: 0;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 18px 14px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.ps-sidebar-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.2px;
}
.ps-section {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.ps-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.ps-hint {
    font-size: 11px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
    min-height: 14px;
    line-height: 1.4;
}
.ps-range {
    width: 100%;
    accent-color: var(--accent);
}
.ps-select,
.ps-input {
    width: 100%;
    padding: 5px 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    background: var(--bg-elevated);
    color: var(--text);
    font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.ps-select:focus,
.ps-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(74, 86, 176, 0.12);
}
.ps-reset {
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-elevated);
    color: var(--text-muted);
    font-size: 12px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s;
    align-self: flex-start;
}
.ps-reset:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.ps-divider {
    height: 1px;
    background: var(--border);
    margin: 2px 0;
}
.ps-legend-title {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.ps-legend {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.ps-legend-row {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    color: var(--text-muted);
}
.ps-legend-row svg { flex-shrink: 0; }
.ps-legend-note {
    font-size: 10px;
    color: var(--text-muted);
    line-height: 1.5;
    padding-top: 2px;
}
.ps-legend-group { margin-bottom: 8px; }
.ps-legend-group-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 3px;
}
.ps-legend-sub { padding-left: 6px; }
.ps-main {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.ps-main #cy {
    flex: 1;
    width: 100%;
    height: auto !important;
    border-radius: 0;
    border: none;
    box-shadow: none;
}

/* Evidence radio group */
.ps-radio-group { display: flex; flex-direction: column; gap: 6px; margin-top: 4px; }
.ps-radio-label { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--text); cursor: pointer; }
.ps-radio-label input[type="radio"] { accent-color: var(--accent); width: 13px; height: 13px; cursor: pointer; flex-shrink: 0; }

/* Submodule card grid (used on module + TF pages) */
.submod-grid {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px;
}
.submod-card {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  box-shadow: var(--shadow); text-decoration: none; color: var(--text);
  font-size: 12px; transition: background 0.12s, border-color 0.12s; cursor: pointer;
}
.submod-card:hover { background: var(--bg-elevated); border-color: var(--accent); }
.submod-card-swatch {
  width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.12);
}
.submod-card-id   { font-weight: 600; }
.submod-card-meta { color: var(--text-muted); }
.submod-card-meta::before { content: '·'; margin-right: 5px; }

/* Submodule accordion (TF page) */
details.submod-accordion {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-card); margin-bottom: 6px;
  box-shadow: var(--shadow);
}
details.submod-accordion > summary {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; cursor: pointer; list-style: none;
  font-size: 13px; user-select: none;
}
details.submod-accordion > summary::-webkit-details-marker { display: none; }
details.submod-accordion > summary::before {
  content: '▶'; font-size: 9px; color: var(--text-muted);
  transition: transform 0.15s; flex-shrink: 0;
}
details.submod-accordion[open] > summary::before { transform: rotate(90deg); }
details.submod-accordion > summary:hover { background: var(--bg-elevated); border-radius: var(--radius); }
.submod-acc-mod  { font-weight: 600; }
.submod-acc-count { margin-left: auto; font-size: 11px; color: var(--text-muted); }

/* TF search input — used by module, gene, go_term pages and _network_macros */
.tf-search-wrap { position: relative; margin-bottom: 8px; }
.tf-search-wrap svg {
    position: absolute; left: 8px; top: 50%; transform: translateY(-50%);
    color: var(--text-muted); pointer-events: none;
}
.tf-search-input {
    width: 100%; padding: 6px 10px 6px 28px;
    font-size: 12px; border: 1px solid var(--border); border-radius: 6px;
    background: var(--bg-card); color: var(--text); outline: none;
    transition: border-color 0.15s;
}
.tf-search-input:focus { border-color: var(--accent); }
.tf-search-input::placeholder { color: var(--text-muted); }

/* Chart mode toggle — used by module and gene pages */
.chart-mode-toggle {
    display: flex; gap: 2px;
    background: var(--bg-elevated); border: 1px solid var(--border);
    border-radius: 6px; padding: 2px; flex-shrink: 0;
}
.chart-mode-btn {
    font-size: 10px; font-weight: 600; padding: 2px 8px; letter-spacing: 0.02em;
    border: none; border-radius: 4px; cursor: pointer;
    background: transparent; color: var(--text-muted);
    transition: background 0.15s, color 0.15s;
}
.chart-mode-btn.active {
    background: var(--bg-card); color: var(--text);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* D3 chart shared styles — used by module, gene, tf, submodule pages */
.axis path, .axis line { stroke: var(--border); }
.axis text { fill: var(--text-muted); font-size: 10px; }
.grid line { stroke: var(--border); stroke-dasharray: 3,3; opacity: 0.55; }
.grid path { stroke-width: 0; }
.mean-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.sd-band       { opacity: 0.15; }
.sd-outer-band { opacity: 0.07; }
.zero-line     { stroke: #aaa; stroke-width: 1; stroke-dasharray: 4,3; }
.rep-dot       { opacity: 0.55; }
.area-fill     { opacity: 0.12; }

/* ── Page-with-sidebar shared layout ────────────────────────────────────── */
.page-with-sidebar {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 0 32px;
    align-items: start;
}
.page-main { min-width: 0; }
.page-sidebar {
    position: sticky;
    top: 68px;
    max-height: calc(100vh - 88px);
    overflow-y: auto;
    scrollbar-width: thin;
    padding-top: 4px;
}
.sidebar-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 2px 6px;
}
.sidebar-label {
    font-size: 10px; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.08em; color: var(--text-muted); padding-left: 4px;
}
.sidebar-toggle {
    width: 22px; height: 22px; flex-shrink: 0;
    border: 1px solid var(--border); border-radius: 5px;
    background: var(--bg-card); color: var(--text-muted);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: background 0.12s, color 0.12s;
}
.sidebar-toggle:hover { background: var(--bg-elevated); color: var(--text); }
.sidebar-role {
    font-size: 9.5px; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.07em; padding: 15px 6px 2px 4px; display: block;
    white-space: nowrap;
}
.sidebar-role--regulator { color: #4a56b0; }
.sidebar-role--target    { color: #059669; }
.sidebar-nav {
    display: flex; flex-direction: column; gap: 1px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 8px; padding: 3px 2px;
}
.sidebar-link {
    display: block; padding: 5px 6px 5px 4px;
    font-size: 12.5px; color: var(--text-muted);
    text-decoration: none; border-radius: 6px;
    border-left: 2px solid transparent;
    transition: color 0.12s, background 0.12s, border-color 0.12s;
    line-height: 1.4; white-space: nowrap;
}
.sidebar-link.indented { padding-left: 12px; }
.sidebar-link:hover { color: var(--text); background: var(--bg-elevated); }
.sidebar-link.active {
    color: var(--accent); border-left-color: var(--accent);
    background: rgba(74,86,176,0.08); font-weight: 600;
}
[id^="sec-"] { scroll-margin-top: 72px; }
.page-with-sidebar.sidebar-collapsed {
    grid-template-columns: 28px 1fr;
    gap: 0 12px;
}
.page-with-sidebar.sidebar-collapsed .sidebar-label,
.page-with-sidebar.sidebar-collapsed .sidebar-nav,
.page-with-sidebar.sidebar-collapsed .sidebar-role { display: none; }
.page-with-sidebar.sidebar-collapsed .sidebar-toggle svg { transform: rotate(180deg); }
@media (max-width: 960px) {
    .page-with-sidebar { grid-template-columns: 1fr; }
    .page-sidebar { display: none; }
}

/* Shared pagination bar injected by makeFilterSortTable */
.table-pag {
    display: flex; align-items: center; gap: 8px; justify-content: center;
    padding: 8px 0; font-size: 12px; color: var(--text-muted);
}
.table-pag-btn {
    padding: 3px 10px; border: 1px solid var(--border); border-radius: 6px;
    background: var(--bg-elevated); color: var(--text-muted);
    font-size: 11px; cursor: pointer; transition: all 0.12s;
}
.table-pag-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.table-pag-btn:disabled { opacity: 0.35; cursor: default; }

/* ── Lab footer bar ─────────────────────────────────────────────────────── */
.lab-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 14px 24px;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}
.lab-footer a {
    font-size: 12px;
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: color 0.15s;
    padding: 2px 4px;
}
.lab-footer a:hover { color: var(--accent); }
.lab-footer .f-home { font-weight: 600; color: var(--text); }
.lab-footer .f-home:hover { color: var(--accent); }
.lab-footer .f-sep { color: var(--border); margin: 0 10px; font-size: 13px; user-select: none; }