/* ============================================================
   THE ANTIKYTHERA SHIPWRECK — searchable gallery
   Art direction: “Aegean bronze” — aged-paper surfaces, deep
   sea-teal primary, bronze accent. Museum-catalogue voice.
   ============================================================ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1.4rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem;
  --space-4: 1rem; --space-5: 1.25rem; --space-6: 1.5rem;
  --space-8: 2rem; --space-10: 2.5rem; --space-12: 3rem;
  --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;

  --radius-sm: 0.375rem; --radius-md: 0.5rem;
  --radius-lg: 0.75rem; --radius-xl: 1rem; --radius-full: 9999px;
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 680px;
  --content-default: 1080px;
  --content-wide: 1280px;

  --font-display: 'Erode', Georgia, 'Times New Roman', serif;
  --font-body: 'General Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
}

/* ——— Light: aged paper ——— */
:root, [data-theme='light'] {
  --color-bg: #f4f0e6;
  --color-surface: #faf7ef;
  --color-surface-2: #fdfbf5;
  --color-surface-offset: #ebe6d8;
  --color-surface-offset-2: #e2dcc9;
  --color-surface-dynamic: #d9d2bd;
  --color-divider: #ded8c8;
  --color-border: #cec6af;
  --color-text: #2a2519;
  --color-text-muted: #6d6757;
  --color-text-faint: #a29b86;
  --color-text-inverse: #f7f5ee;

  --color-primary: #1d5c63;         /* deep Aegean teal */
  --color-primary-hover: #134449;
  --color-primary-active: #0d3338;
  --color-primary-highlight: #d6e3df;

  --color-bronze: #8a5a18;           /* corroded bronze accent */
  --color-bronze-hover: #6e470f;
  --color-bronze-highlight: #eadfc3;

  --shadow-sm: 0 1px 2px oklch(0.32 0.03 85 / 0.08);
  --shadow-md: 0 4px 12px oklch(0.32 0.03 85 / 0.10);
  --shadow-lg: 0 12px 32px oklch(0.32 0.03 85 / 0.16);
}

/* ——— Dark: deep water ——— */
[data-theme='dark'] {
  --color-bg: #0f1417;
  --color-surface: #151c20;
  --color-surface-2: #1a2226;
  --color-surface-offset: #172126;
  --color-surface-offset-2: #1e2a2f;
  --color-surface-dynamic: #28363b;
  --color-divider: #1f2a2e;
  --color-border: #2e3c41;
  --color-text: #d9d4c4;
  --color-text-muted: #8e8a7a;
  --color-text-faint: #615e52;
  --color-text-inverse: #141a1d;

  --color-primary: #74b5b5;
  --color-primary-hover: #92cac7;
  --color-primary-active: #a9d8d3;
  --color-primary-highlight: #21343a;

  --color-bronze: #cfa356;
  --color-bronze-hover: #dfb871;
  --color-bronze-highlight: #3a3222;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0f1417; --color-surface: #151c20; --color-surface-2: #1a2226;
    --color-surface-offset: #172126; --color-surface-offset-2: #1e2a2f;
    --color-surface-dynamic: #28363b; --color-divider: #1f2a2e;
    --color-border: #2e3c41; --color-text: #d9d4c4; --color-text-muted: #8e8a7a;
    --color-text-faint: #615e52; --color-text-inverse: #141a1d;
    --color-primary: #74b5b5; --color-primary-hover: #92cac7;
    --color-primary-active: #a9d8d3; --color-primary-highlight: #21343a;
    --color-bronze: #cfa356; --color-bronze-hover: #dfb871;
    --color-bronze-highlight: #3a3222;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.45);
  }
}

/* ============ Header ============ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}
.site-header .inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  display: flex; align-items: center; gap: var(--space-4);
}
.back-link {
  display: flex; align-items: center;
  font-size: var(--text-xs); font-weight: 500;
  color: var(--color-text-faint); text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-right: 1px solid var(--color-divider);
  margin-right: var(--space-1);
  white-space: nowrap;
}
.back-link:hover { color: var(--color-bronze); }
@media (max-width: 560px) { .back-link { display: none; } }

.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; color: inherit; }
.brand svg { color: var(--color-bronze); flex-shrink: 0; }
.brand .t1 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600; letter-spacing: 0.01em;
}
.brand .t2 {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
  display: block;
}
.site-nav { margin-left: auto; display: flex; gap: var(--space-1); align-items: center; }
.site-nav a {
  text-decoration: none; color: var(--color-text-muted);
  font-size: var(--text-sm);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
}
.site-nav a:hover { color: var(--color-text); background: var(--color-surface-offset); }
.theme-toggle {
  width: 44px; height: 44px; display: grid; place-items: center;
  border-radius: var(--radius-md); color: var(--color-text-muted);
}
.theme-toggle:hover { background: var(--color-surface-offset); color: var(--color-text); }
@media (max-width: 680px) {
  .site-nav a { display: none; }
  .brand .t1 { font-size: var(--text-sm); }
  .brand .t2 { font-size: 0.6875rem; }
  .brand svg { width: 28px; height: 28px; }
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--color-primary); color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-md);
  z-index: 100; text-decoration: none;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

/* ============ Hero ============ */
.hero {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: clamp(var(--space-10), 7vw, var(--space-20)) var(--space-4) var(--space-8);
  display: grid; gap: clamp(var(--space-8), 5vw, var(--space-16));
  grid-template-columns: 1fr;
}
@media (min-width: 900px) { .hero { grid-template-columns: 7fr 5fr; align-items: center; } }
.hero .kicker {
  font-size: var(--text-xs); letter-spacing: 0.03em;
  color: var(--color-bronze); font-weight: 600; margin-bottom: var(--space-4);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500; line-height: 1.06;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
}
.hero h1 em { font-style: italic; color: var(--color-primary); }
.hero .lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-bottom: var(--space-8);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.btn-primary {
  display: inline-block;
  background: var(--color-primary); color: var(--color-surface-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none; font-weight: 600; font-size: var(--text-sm);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-ghost {
  display: inline-block;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none; font-weight: 500; font-size: var(--text-sm);
}
.btn-ghost:hover { background: var(--color-surface-offset); }

.hero-figure { position: relative; }
.hero-figure img {
  width: 100%;
  aspect-ratio: 1; object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  background: var(--color-surface-offset);
}
.hero-figure figcaption {
  font-size: var(--text-xs); color: var(--color-text-muted);
  padding: var(--space-3) var(--space-1) 0;
}
.hero-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.stat { border-top: 2px solid var(--color-bronze); padding-top: var(--space-3); }
.stat .n {
  font-family: var(--font-display);
  font-size: var(--text-xl); font-weight: 600; line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.stat .l { font-size: var(--text-xs); color: var(--color-text-muted); }

/* ============ Timeline ============ */
.timeline-section {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
  padding: clamp(var(--space-10), 6vw, var(--space-16)) var(--space-4);
}
.timeline {
  max-width: var(--content-wide); margin-inline: auto;
  display: grid; gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 860px) { .timeline { grid-template-columns: repeat(4, 1fr); gap: var(--space-8); } }
.tl-item { position: relative; padding-top: var(--space-4); border-top: 2px solid var(--color-border); }
.tl-item .year {
  font-family: var(--font-display);
  font-size: var(--text-lg); font-weight: 600; color: var(--color-primary);
}
.tl-item h3 { font-size: var(--text-base); font-weight: 600; margin: var(--space-1) 0 var(--space-2); }
.tl-item p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ============ Controls ============ */
.controls-bar {
  position: sticky; top: 61px; z-index: 40;
  background: oklch(from var(--color-bg) l c h / 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}
.controls {
  max-width: var(--content-wide); margin-inline: auto;
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: var(--space-4);
}
.search-row { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: center; }
.search-box {
  flex: 1 1 320px;
  display: flex; align-items: center; gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
}
.search-box:focus-within { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.search-box svg { color: var(--color-text-faint); flex-shrink: 0; }
.search-box input {
  border: none; background: none; outline: none; width: 100%;
  font-size: var(--text-sm); padding: var(--space-1) 0;
}
.result-count { font-size: var(--text-xs); color: var(--color-text-muted); white-space: nowrap; font-variant-numeric: tabular-nums; }

.filters-toggle {
  display: inline-flex; align-items: center; gap: var(--space-2); flex-shrink: 0;
  font-size: var(--text-xs); font-weight: 600;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.filters-toggle:hover { border-color: var(--color-primary); color: var(--color-text); }
.filters-toggle[aria-expanded="true"] {
  background: var(--color-primary-highlight); border-color: var(--color-primary); color: var(--color-text);
}
.filter-count {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 var(--space-1);
  border-radius: var(--radius-full);
  background: var(--color-primary); color: var(--color-surface-2);
  font-size: 0.6875rem; font-weight: 700; font-variant-numeric: tabular-nums;
}

.filter-panel {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  transition: grid-template-rows var(--transition-interactive);
}
.filter-panel.is-open { grid-template-rows: 1fr; }

.filter-rows { display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-6); align-items: flex-start; padding-top: var(--space-2); overflow: hidden; }
.filter-group { display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; flex: 1 1 auto; }
.filter-group .fg-label {
  font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--color-text-faint);
}
.chip-scroll {
  display: flex; flex-wrap: nowrap; gap: var(--space-2);
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x proximity; scroll-padding-inline: var(--space-1);
  padding-block: var(--space-1); margin-inline: calc(var(--space-1) * -1);
  padding-inline: var(--space-1);
  mask-image: linear-gradient(to right, transparent, black 20px, black calc(100% - 20px), transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 20px, black calc(100% - 20px), transparent);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}
.chip-scroll::-webkit-scrollbar { height: 5px; }
.chip-scroll::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
.chip-scroll::-webkit-scrollbar-track { background: transparent; }
.chip-scroll .chip { flex-shrink: 0; scroll-snap-align: start; }

@media (min-width: 1024px) {
  .filters-toggle { display: none; }
  .filter-panel { display: block; overflow: visible; }
  .filter-rows { overflow: visible; }
  .filter-group { flex-direction: row; align-items: center; }
  .filter-group .fg-label { margin-right: var(--space-1); }
  .chip-scroll {
    flex-wrap: wrap; overflow-x: visible; scroll-snap-type: none;
    mask-image: none; -webkit-mask-image: none;
    margin-inline: 0; padding-inline: 0;
  }
}

.chip {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  min-height: 32px;
}
.chip:hover { border-color: var(--color-primary); color: var(--color-text); }
.chip[aria-pressed="true"] {
  background: var(--color-primary); border-color: var(--color-primary);
  color: var(--color-surface-2); font-weight: 600;
}
.chip-clear { color: var(--color-bronze); border-style: dashed; }
.chip-clear:hover { border-color: var(--color-bronze); color: var(--color-bronze-hover); }

/* ============ Gallery ============ */
.gallery-root { max-width: var(--content-wide); margin-inline: auto; padding: var(--space-8) var(--space-4) var(--space-16); }
.cat-section { margin-bottom: var(--space-16); scroll-margin-top: var(--sticky-offset, 240px); }
.cat-section > header { margin-bottom: var(--space-6); }
.cat-section .cat-eyebrow {
  font-size: var(--text-xs); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-bronze); font-weight: 600; margin-bottom: var(--space-2);
  display: flex; align-items: baseline; gap: var(--space-3);
}
.cat-section .cat-count {
  color: var(--color-text-faint); font-weight: 500; letter-spacing: 0.05em;
  font-variant-numeric: tabular-nums;
}
.cat-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl); font-weight: 500;
  margin-bottom: var(--space-3);
}
.cat-section .cat-blurb { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 70ch; }

.group-header {
  font-family: var(--font-display);
  font-size: var(--text-lg); font-weight: 600;
  margin: var(--space-10) 0 var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
  display: flex; align-items: baseline; gap: var(--space-3);
  scroll-margin-top: var(--sticky-offset, 240px);
}
.group-header .g-count { font-family: var(--font-body); font-size: var(--text-xs); color: var(--color-text-faint); font-variant-numeric: tabular-nums; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(290px, 100%), 1fr));
  gap: var(--space-6);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-surface-offset);
  overflow: hidden;
}
.card-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
}
.card:hover .card-media img { transform: scale(1.04); }
.card-media .media-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--space-3);
  color: var(--color-text-faint);
  background:
    radial-gradient(ellipse at 50% 120%, oklch(from var(--color-primary) l c h / 0.10), transparent 60%),
    var(--color-surface-offset);
}
.media-placeholder svg { opacity: 0.55; }
.media-placeholder span { font-size: var(--text-xs); max-width: 22ch; text-align: center; }
.card-campaign {
  position: absolute; top: var(--space-3); left: var(--space-3);
  font-size: var(--text-xs); font-weight: 600;
  background: oklch(from var(--color-bg) l c h / 0.85);
  color: var(--color-primary);
  padding: 2px var(--space-3);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
  font-variant-numeric: tabular-nums;
}
.card-ai {
  position: absolute; bottom: var(--space-2); right: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.04em;
  color: oklch(1 0 0 / 0.7);
  text-shadow: 0 1px 3px oklch(0 0 0 / 0.55), 0 0 1px oklch(0 0 0 / 0.4);
  pointer-events: none;
}
.card-body { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.card-title-btn {
  text-align: left; font-family: var(--font-display);
  font-size: var(--text-lg); font-weight: 600; line-height: 1.25;
  color: var(--color-text);
}
.card-title-btn:hover { color: var(--color-primary); }
.card-meta { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.badge {
  font-size: var(--text-xs); font-weight: 500;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-surface-offset-2);
  color: var(--color-text-muted);
}
.badge.inv { font-variant-numeric: tabular-nums; font-family: var(--font-body); }
.badge.mat { background: var(--color-bronze-highlight); color: var(--color-bronze); font-weight: 600; }
.card-links { margin-top: auto; display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); padding-top: var(--space-2); }
.card-links a {
  font-size: var(--text-xs); font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 4px;
}
.card-links a:hover { text-decoration: underline; }
.card-links .status-note { font-size: var(--text-xs); color: var(--color-text-faint); margin-left: auto; }

/* ============ Modal ============ */
dialog.modal {
  margin: auto;
  border: none;
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0;
  max-width: min(880px, calc(100vw - 2rem));
  width: 100%;
  max-height: calc(100dvh - 3rem);
  box-shadow: var(--shadow-lg);
}
dialog.modal::backdrop { background: oklch(0.15 0.02 250 / 0.55); backdrop-filter: blur(3px); }
.modal-grid { display: grid; grid-template-columns: 1fr; overflow: auto; max-height: calc(100dvh - 3rem); }
@media (min-width: 780px) { .modal-grid { grid-template-columns: 5fr 6fr; } }
.modal-media { background: var(--color-surface-offset); display: flex; flex-direction: column; }
.modal-media .modal-media-frame { display: flex; align-items: center; justify-content: center; min-height: 240px; flex: 1; }
.modal-media img { width: 100%; max-height: 62dvh; object-fit: contain; }
.modal-media .media-placeholder { width: 100%; height: 280px; }
.modal-ai-caption {
  font-family: var(--font-mono);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--color-bronze);
  background: var(--color-bronze-highlight);
  padding: var(--space-2) var(--space-4);
  text-align: center;
}
.modal-body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }
.modal-body h3 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 600; padding-right: 3rem; }
.modal-close {
  position: absolute; top: var(--space-3); right: var(--space-3);
  width: 40px; height: 40px; border-radius: var(--radius-full);
  background: var(--color-surface); border: 1px solid var(--color-border);
  display: grid; place-items: center; color: var(--color-text-muted);
  z-index: 2;
}
.modal-close:hover { color: var(--color-text); border-color: var(--color-text-muted); }
.modal-fields { display: grid; grid-template-columns: auto 1fr; gap: var(--space-2) var(--space-4); font-size: var(--text-sm); }
.modal-fields dt { color: var(--color-text-faint); white-space: nowrap; }
.modal-fields dd { color: var(--color-text); }
.modal-notes { font-size: var(--text-sm); color: var(--color-text-muted); border-top: 1px solid var(--color-divider); padding-top: var(--space-4); }
.modal-links { display: flex; flex-direction: column; gap: var(--space-2); border-top: 1px solid var(--color-divider); padding-top: var(--space-4); }
.modal-links .ml-title { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-faint); margin-bottom: var(--space-1); }
.modal-links a {
  font-size: var(--text-sm); color: var(--color-primary); text-decoration: none; font-weight: 500;
}
.modal-links a:hover { text-decoration: underline; }

/* ============ Empty state ============ */
.empty-state {
  padding: var(--space-16) var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
}
.empty-state svg { margin: 0 auto var(--space-4); color: var(--color-text-faint); }
.empty-state h3 { color: var(--color-text); font-size: var(--text-lg); margin-bottom: var(--space-2); }
.empty-state p { max-width: 40ch; margin-inline: auto; }
.empty-state button {
  margin-top: var(--space-6);
  background: var(--color-primary); color: var(--color-surface-2);
  padding: var(--space-3) var(--space-6); border-radius: var(--radius-full);
  font-weight: 600; font-size: var(--text-sm);
}
.empty-state button:hover { background: var(--color-primary-hover); }

/* ============ Prose sections ============ */
.prose-section {
  border-top: 1px solid var(--color-divider);
  padding: clamp(var(--space-10), 6vw, var(--space-20)) var(--space-4);
  background: var(--color-surface);
}
.prose-section .inner { max-width: 760px; margin-inline: auto; }
.prose-section h2 {
  font-family: var(--font-display); font-size: var(--text-xl); font-weight: 600;
  margin-bottom: var(--space-5);
}
.prose-section p { margin-bottom: var(--space-4); font-size: var(--text-sm); color: var(--color-text-muted); }
.prose-section p strong { color: var(--color-text); }
.prose-section ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
.prose-section li { font-size: var(--text-sm); color: var(--color-text-muted); padding-left: var(--space-4); position: relative; }
.prose-section li::before { content: "—"; position: absolute; left: 0; color: var(--color-bronze); }
.prose-section a { color: var(--color-primary); text-decoration: none; font-weight: 500; }
.prose-section a:hover { text-decoration: underline; }
.legend-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-4); margin-block: var(--space-6); }
.legend-card { background: var(--color-surface-2); border: 1px solid var(--color-divider); border-radius: var(--radius-md); padding: var(--space-4); }
.legend-card .lc-tag { font-size: var(--text-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-bronze); margin-bottom: var(--space-2); }
.legend-card p { margin: 0; font-size: var(--text-sm); }

/* ============ Footer ============ */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-10) var(--space-4) var(--space-16);
  font-size: var(--text-xs); color: var(--color-text-muted);
}
.site-footer .inner { max-width: 760px; margin-inline: auto; display: flex; flex-direction: column; gap: var(--space-4); }
.site-footer a { color: var(--color-primary); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.site-footer .f-line { display: flex; align-items: center; gap: var(--space-3); color: var(--color-text-faint); }