/**
 * Copyright (c) 2026 DNA Genics, S.L. All rights reserved.
 *
 * Shared Roots Atlas v2: design tokens, page shell (chapter plate, left rail, mobile navigation)
 * and shared components (stat strip, panels, match cards, chips, filters, empty states).
 */

.sra-root {
    --sra-bg: #0d1116;
    --sra-surface: #141a21;
    --sra-surface-2: #1a222b;
    --sra-surface-3: #212b35;
    --sra-line: rgba(214, 171, 82, 0.18);
    --sra-line-soft: rgba(255, 255, 255, 0.07);
    --sra-gold: #d6ab52;
    --sra-gold-strong: #e8c172;
    --sra-gold-ink: #1a1408;
    --sra-ivory: #efe6d6;
    --sra-text: #d5dbe2;
    --sra-muted: #98a3ae;
    --sra-faint: #6d7883;
    --sra-mt: #d98b6a;
    --sra-y: #6fa3d6;
    --sra-positive: #8fbf8a;
    --sra-warning: #e0b05c;
    --sra-scrim: rgba(9, 12, 16, 0.72);
    --sra-scrim-strong: rgba(9, 12, 16, 0.86);
    --sra-radius: 14px;
    --sra-radius-sm: 9px;
    --sra-rail: 236px;
    --sra-font-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
    --sra-font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --sra-plate: url('/img/reports/ancestry/shared-roots/v2/plate-overview.webp');

    background: var(--sra-bg);
    color: var(--sra-text);
    font-family: var(--sra-font-body);
    min-height: 100vh;
    padding-top: 80px;
}

.sra-root *,
.sra-root *::before,
.sra-root *::after {
    box-sizing: border-box;
}

.sra-root a {
    color: var(--sra-gold-strong);
}

.sra-root a:hover {
    color: var(--sra-ivory);
}

.sra-root :focus-visible {
    outline: 2px solid var(--sra-gold-strong);
    outline-offset: 2px;
}

/* ---------- Chapter plate (page banner) ---------- */

.sra-plate {
    position: relative;
    background-color: #10161c;
    background-image: var(--sra-plate);
    background-size: cover;
    background-position: center 40%;
    border-bottom: 1px solid var(--sra-line);
}

.sra-plate::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--sra-scrim);
}

.sra-plate-inner {
    position: relative;
    max-width: 1440px;
    margin: 0 auto;
    padding: 18px 32px 34px calc(var(--sra-rail) + 40px);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: end;
}

.sra-plate--overview .sra-plate-inner {
    padding-top: 26px;
    padding-bottom: 54px;
    min-height: 330px;
}

.sra-plate .breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0 0 18px;
}

.sra-breadcrumb {
    grid-column: 1 / -1;
}

.sra-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--sra-gold);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.sra-eyebrow::after {
    content: "";
    width: 46px;
    height: 1px;
    background: var(--sra-gold);
    opacity: 0.6;
}

.sra-title {
    font-family: var(--sra-font-display);
    font-weight: 600;
    color: var(--sra-ivory);
    font-size: clamp(2.1rem, 4.2vw, 3.6rem);
    line-height: 1.02;
    margin: 0 0 12px;
    letter-spacing: -0.01em;
}

.sra-subtitle {
    max-width: 640px;
    color: var(--sra-text);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.sra-plate-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
    margin-top: 16px;
    color: var(--sra-muted);
    font-size: 0.82rem;
}

.sra-plate-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.sra-motto {
    max-width: 260px;
    margin: 0;
    padding-bottom: 6px;
    font-family: var(--sra-font-display);
    font-style: italic;
    font-size: 1.28rem;
    line-height: 1.35;
    color: var(--sra-ivory);
    text-align: right;
}

.sra-motto::after {
    content: "";
    display: block;
    width: 36px;
    height: 1px;
    margin: 12px 0 0 auto;
    background: var(--sra-gold);
}

/* ---------- Frame: left rail + main ---------- */

.sra-frame {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: var(--sra-rail) minmax(0, 1fr);
    gap: 32px;
    padding: 0 32px 64px 0;
}

.sra-rail {
    position: sticky;
    top: 80px;
    align-self: start;
    height: calc(100vh - 80px);
    margin-top: -1px;
    padding: 22px 14px 18px 18px;
    border-right: 1px solid var(--sra-line-soft);
    background: var(--sra-bg);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.sra-rail-group + .sra-rail-group {
    margin-top: 18px;
}

.sra-rail-heading {
    margin: 0 0 6px 10px;
    color: var(--sra-faint);
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.sra-rail ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sra-rail-link {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 8px 10px;
    border-radius: var(--sra-radius-sm);
    border: 1px solid transparent;
    color: var(--sra-text) !important;
    font-size: 0.86rem;
    text-decoration: none !important;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.sra-rail-link .dna-icon {
    width: 16px;
    height: 16px;
    color: var(--sra-muted);
}

.sra-rail-link:hover {
    background: var(--sra-surface);
}

.sra-rail-link[aria-current="page"] {
    background: var(--sra-surface-2);
    border-color: var(--sra-line);
    color: var(--sra-ivory) !important;
}

.sra-rail-link[aria-current="page"] .dna-icon {
    color: var(--sra-gold);
}

.sra-rail-foot {
    margin-top: auto;
    padding: 22px 10px 0;
    color: var(--sra-faint);
    font-size: 0.72rem;
    line-height: 1.6;
}

.sra-rail-foot .sra-rail-motto {
    font-family: var(--sra-font-display);
    font-style: italic;
    font-size: 1.05rem;
    color: var(--sra-text);
    margin: 0 0 14px;
}

.sra-main {
    min-width: 0;
    padding-top: 26px;
}

.sra-main:focus {
    outline: none;
}

/* ---------- Generic building blocks ---------- */

.sra-section + .sra-section {
    margin-top: 34px;
}

.sra-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
}

.sra-h2 {
    font-family: var(--sra-font-display);
    font-weight: 600;
    color: var(--sra-ivory);
    font-size: 1.75rem;
    line-height: 1.15;
    margin: 0;
}

.sra-h3 {
    font-family: var(--sra-font-display);
    font-weight: 600;
    color: var(--sra-ivory);
    font-size: 1.3rem;
    line-height: 1.2;
    margin: 0 0 6px;
}

.sra-lede {
    color: var(--sra-muted);
    font-size: 0.92rem;
    line-height: 1.6;
    margin: 4px 0 0;
    max-width: 720px;
}

.sra-link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    text-decoration: none !important;
}

.sra-link-arrow .dna-icon {
    width: 12px;
    height: 12px;
}

.sra-panel {
    background: var(--sra-surface);
    border: 1px solid var(--sra-line-soft);
    border-radius: var(--sra-radius);
    padding: 20px 22px;
}

.sra-panel--gold {
    border-color: var(--sra-line);
}

.sra-panel-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 12px;
    font-family: var(--sra-font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--sra-ivory);
}

.sra-panel-title .dna-icon {
    width: 18px;
    height: 18px;
    color: var(--sra-gold);
}

.sra-grid {
    display: grid;
    gap: 16px;
}

.sra-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.sra-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.sra-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.sra-grid--aside { grid-template-columns: minmax(0, 1fr) 320px; }

.sra-body {
    color: var(--sra-text);
    font-size: 0.92rem;
    line-height: 1.65;
}

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

.sra-note {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    color: var(--sra-muted);
    font-size: 0.8rem;
    line-height: 1.55;
    margin: 14px 0 0;
}

.sra-note .dna-icon {
    flex: 0 0 auto;
    width: 14px;
    height: 14px;
    margin-top: 2px;
    color: var(--sra-gold);
}

/* ---------- Stat strip ---------- */

.sra-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    background: var(--sra-surface);
    border: 1px solid var(--sra-line-soft);
    border-radius: var(--sra-radius);
}

.sra-stat {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    border-left: 1px solid var(--sra-line-soft);
}

.sra-stat:first-child {
    border-left: 0;
}

.sra-stat .dna-icon {
    width: 26px;
    height: 26px;
    color: var(--sra-gold);
    flex: 0 0 auto;
}

.sra-stat-value {
    display: block;
    font-family: var(--sra-font-display);
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1;
    color: var(--sra-ivory);
    font-variant-numeric: lining-nums tabular-nums;
}

.sra-stat-label {
    display: block;
    margin-top: 4px;
    color: var(--sra-muted);
    font-size: 0.76rem;
}

/* ---------- Chips, badges, buttons ---------- */

.sra-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 9px;
    border-radius: 999px;
    border: 1px solid var(--sra-line-soft);
    background: var(--sra-surface-2);
    color: var(--sra-text);
    font-size: 0.72rem;
    line-height: 1.4;
    white-space: nowrap;
}

.sra-chip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--sra-gold);
    flex: 0 0 auto;
}

.sra-chip--gold { border-color: var(--sra-line); color: var(--sra-gold-strong); }
.sra-chip--mt { border-color: rgba(217, 139, 106, 0.4); color: var(--sra-mt); }
.sra-chip--y { border-color: rgba(111, 163, 214, 0.4); color: var(--sra-y); }
.sra-chip--low { border-color: rgba(224, 176, 92, 0.4); color: var(--sra-warning); }

.sra-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.sra-root .dna-accession-badge {
    display: inline-block;
    margin: 4px 0 0;
    padding: 1px 7px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--sra-muted);
    font-size: 0.7rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.sra-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: 8px;
    border: 1px solid var(--sra-line);
    background: transparent;
    color: var(--sra-gold-strong) !important;
    font-size: 0.86rem;
    font-weight: 600;
    text-decoration: none !important;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.sra-btn:hover {
    background: var(--sra-surface-2);
    color: var(--sra-ivory) !important;
}

.sra-btn--primary {
    background: var(--sra-gold);
    border-color: var(--sra-gold);
    color: var(--sra-gold-ink) !important;
}

.sra-btn--primary:hover {
    background: var(--sra-gold-strong);
    color: var(--sra-gold-ink) !important;
}

.sra-btn .dna-icon {
    width: 14px;
    height: 14px;
}

.sra-btn[disabled] {
    opacity: 0.55;
    cursor: not-allowed;
}

/* ---------- Match card ---------- */

.sra-match {
    position: relative;
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 14px;
    align-items: start;
    padding: 14px;
    background: var(--sra-surface);
    border: 1px solid var(--sra-line-soft);
    border-radius: var(--sra-radius);
    cursor: pointer;
    text-align: left;
    color: inherit;
    width: 100%;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.sra-match:hover {
    border-color: var(--sra-line);
    background: var(--sra-surface-2);
}

.sra-avatar {
    position: relative;
    display: block;
    flex: 0 0 auto;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--sra-line);
    background: var(--sra-surface-3);
}

.sra-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sra-avatar--lg {
    width: 112px;
    height: 112px;
}

.sra-avatar--thumb {
    width: 48px;
    height: 48px;
    border-radius: var(--sra-radius-sm);
}

.sra-rank {
    position: absolute;
    top: 10px;
    right: 12px;
    color: var(--sra-faint);
    font-family: var(--sra-font-display);
    font-size: 1rem;
    font-weight: 600;
}

.sra-match-name {
    display: block;
    color: var(--sra-ivory);
    font-weight: 600;
    font-size: 0.92rem;
    line-height: 1.3;
    padding-right: 34px;
}

.sra-match-meta {
    display: block;
    margin-top: 3px;
    color: var(--sra-muted);
    font-size: 0.76rem;
}

.sra-match-figures {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 14px;
    margin: 9px 0 8px;
    font-size: 0.78rem;
    color: var(--sra-text);
}

.sra-match-figures strong {
    color: var(--sra-gold-strong);
    font-variant-numeric: tabular-nums;
}

.sra-bar {
    height: 4px;
    border-radius: 2px;
    background: var(--sra-surface-3);
    overflow: hidden;
}

.sra-bar > span {
    display: block;
    height: 100%;
    background: var(--sra-gold);
    border-radius: 2px;
}

.sra-match-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

/* ---------- Filters ---------- */

.sra-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 14px;
}

.sra-select,
.sra-input {
    background: var(--sra-surface);
    border: 1px solid var(--sra-line-soft);
    border-radius: 8px;
    color: var(--sra-text);
    font-size: 0.84rem;
    padding: 8px 12px;
    min-width: 150px;
}

.sra-input {
    min-width: 240px;
}

.sra-select:focus,
.sra-input:focus {
    border-color: var(--sra-gold);
    outline: none;
}

.sra-select option {
    background: var(--sra-surface);
}

.sra-segmented {
    display: inline-flex;
    padding: 3px;
    border-radius: 9px;
    background: var(--sra-surface);
    border: 1px solid var(--sra-line-soft);
}

.sra-segmented button {
    border: 0;
    background: transparent;
    color: var(--sra-muted);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
}

.sra-segmented button[aria-pressed="true"] {
    background: var(--sra-surface-3);
    color: var(--sra-ivory);
}

.sra-count {
    color: var(--sra-muted);
    font-size: 0.8rem;
    margin-left: auto;
}

/* ---------- Empty and loading states ---------- */

.sra-empty {
    padding: 34px 24px;
    text-align: center;
    color: var(--sra-muted);
    font-size: 0.9rem;
    border: 1px dashed var(--sra-line-soft);
    border-radius: var(--sra-radius);
}

.sra-empty .dna-icon {
    display: block;
    width: 30px;
    height: 30px;
    margin: 0 auto 10px;
    color: var(--sra-gold);
}

.sra-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 30px;
    color: var(--sra-muted);
    font-size: 0.86rem;
}

/* ---------- Table ---------- */

.sra-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--sra-line-soft);
    border-radius: var(--sra-radius);
    background: var(--sra-surface);
}

.sra-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.sra-table th {
    position: sticky;
    top: 0;
    background: var(--sra-surface-2);
    color: var(--sra-muted);
    font-weight: 600;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-align: left;
    padding: 10px 12px;
    white-space: nowrap;
}

.sra-table th button {
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    letter-spacing: inherit;
    text-transform: inherit;
    padding: 0;
    cursor: pointer;
}

.sra-table th button[aria-sort="descending"]::after { content: " \2193"; color: var(--sra-gold); }
.sra-table th button[aria-sort="ascending"]::after { content: " \2191"; color: var(--sra-gold); }

.sra-table td {
    padding: 10px 12px;
    border-top: 1px solid var(--sra-line-soft);
    vertical-align: middle;
}

/*
 * site.css sets `table { color: #000 !important; }` globally. Atlas tables are dark-themed;
 * scoped !important restores readable light text without changing site-wide tables.
 */
.sra-root table.sra-table,
.sra-root table.sra-table td {
    color: var(--sra-text) !important;
}

.sra-root table.sra-table thead th {
    color: var(--sra-muted) !important;
}

.sra-root table.sra-table .sra-table-link {
    color: var(--sra-ivory) !important;
}

.sra-root table.sra-table .sra-table-sub,
.sra-root table.sra-table .dna-accession-badge {
    color: var(--sra-muted) !important;
    opacity: 1 !important;
}

.sra-root table.sra-table .sra-chip--mt {
    color: var(--sra-mt) !important;
}

.sra-root table.sra-table .sra-chip--y {
    color: var(--sra-y) !important;
}

.sra-root table.sra-table .sra-chip--low {
    color: var(--sra-warning) !important;
}

.sra-root table.sra-table .sra-num {
    color: var(--sra-text) !important;
}

.sra-table tbody tr {
    cursor: pointer;
}

.sra-table tbody tr:hover {
    background: var(--sra-surface-2);
}

.sra-table .sra-num {
    text-align: right;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.sra-table-person {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 220px;
}

.sra-table-person .sra-avatar {
    width: 36px;
    height: 36px;
}

/* ---------- Mobile navigation ---------- */

.sra-bottom-nav,
.sra-more-sheet {
    display: none;
}

.sra-back-to-top {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1020;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--sra-line);
    background: var(--sra-surface-2);
    color: var(--sra-gold-strong);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.sra-back-to-top.is-visible {
    display: inline-flex;
}

.sra-back-to-top .dna-icon {
    width: 16px;
    height: 16px;
}

.sra-admin-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    align-items: center;
    margin-bottom: 18px;
    padding: 10px 14px;
    border: 1px dashed var(--sra-line);
    border-radius: var(--sra-radius-sm);
    color: var(--sra-muted);
    font-size: 0.8rem;
}

.sra-admin-bar .dna-icon {
    width: 14px;
    height: 14px;
    color: var(--sra-gold);
}

/* ---------- Responsive ---------- */

@media (max-width: 1199.98px) {
    .sra-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .sra-grid--aside { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 991.98px) {
    .sra-root {
        --sra-rail: 0px;
        padding-bottom: 74px;
    }

    .sra-frame {
        grid-template-columns: minmax(0, 1fr);
        padding: 0 16px 48px;
        gap: 0;
    }

    .sra-rail {
        display: none;
    }

    .sra-plate-inner {
        padding: 14px 16px 26px;
        grid-template-columns: minmax(0, 1fr);
    }

    .sra-plate--overview .sra-plate-inner {
        min-height: 260px;
        padding-bottom: 32px;
    }

    .sra-motto {
        display: none;
    }

    .sra-grid--2,
    .sra-grid--3 {
        grid-template-columns: minmax(0, 1fr);
    }

    .sra-stat {
        border-left: 0;
        border-top: 1px solid var(--sra-line-soft);
    }

    .sra-bottom-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1030;
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        background: var(--sra-surface);
        border-top: 1px solid var(--sra-line);
        padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
    }

    .sra-bottom-link {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 3px;
        padding: 4px 2px;
        border: 0;
        background: transparent;
        color: var(--sra-muted) !important;
        font-size: 0.64rem;
        text-decoration: none !important;
    }

    .sra-bottom-link .dna-icon {
        width: 18px;
        height: 18px;
    }

    .sra-bottom-link[aria-current="page"] {
        color: var(--sra-gold-strong) !important;
    }

    .sra-more-sheet {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1040;
        max-height: 72vh;
        overflow-y: auto;
        padding: 10px 16px calc(84px + env(safe-area-inset-bottom));
        background: var(--sra-surface);
        border-top: 1px solid var(--sra-line);
        border-radius: 18px 18px 0 0;
        transform: translateY(100%);
        transition: transform 0.25s ease;
    }

    .sra-more-sheet.is-open {
        display: block;
        transform: translateY(0);
    }

    .sra-more-sheet ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .sra-more-sheet a {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 12px 6px;
        border-bottom: 1px solid var(--sra-line-soft);
        color: var(--sra-text) !important;
        text-decoration: none !important;
    }

    .sra-more-sheet a[aria-current="page"] {
        color: var(--sra-gold-strong) !important;
    }

    .sra-more-handle {
        width: 40px;
        height: 4px;
        margin: 0 auto 10px;
        border-radius: 2px;
        background: var(--sra-faint);
    }

    .sra-back-to-top {
        bottom: 86px;
    }
}

@media (max-width: 575.98px) {
    .sra-grid--4 { grid-template-columns: minmax(0, 1fr); }
    .sra-input { min-width: 0; width: 100%; }
    .sra-match-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
    .sra-root *,
    .sra-more-sheet {
        transition: none !important;
    }
}

@media print {
    .sra-rail,
    .sra-bottom-nav,
    .sra-more-sheet,
    .sra-back-to-top,
    .sra-no-print {
        display: none !important;
    }

    .sra-frame {
        grid-template-columns: minmax(0, 1fr);
    }
}