:root {
  --bg: #090b10;
  --surface: #11151d;
  --surface-2: #171d27;
  --line: #2a3343;
  --text: #f4f7fb;
  --muted: #aab4c3;
  --cyan: #3ddbd9;
  --blue: #74a7ff;
  --green: #52df8a;
  --amber: #ffc857;
  --red: #ff6b7a;
  --purple: #b69cff;
  --c36: #a9ff3f;
  --c36-deep: #159447;
  --a27: #41ddff;
  --a27-deep: #2768ed;
  --cross: #c29bff;
  --tooling: #ffc857;
  --program-accent: var(--cross);
  --program-accent-soft: rgba(194, 155, 255, .14);
  --radius: 16px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 12% -5%, rgba(61, 219, 217, .13), transparent 34rem),
    radial-gradient(circle at 100% 5%, rgba(116, 167, 255, .12), transparent 30rem),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
  transition: background-color .2s ease;
}
body::before {
  content: "";
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  opacity: .24;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 32px 32px;
}
body[data-program-view="c36"] {
  --program-accent: var(--c36);
  --program-accent-soft: rgba(169, 255, 63, .13);
  background:
    linear-gradient(125deg, transparent 0 58%, rgba(169,255,63,.045) 58% 61%, transparent 61% 100%),
    radial-gradient(circle at 12% -5%, rgba(21, 148, 71, .28), transparent 36rem),
    radial-gradient(circle at 100% 8%, rgba(169, 255, 63, .1), transparent 28rem),
    var(--bg);
}
body[data-program-view="a27"] {
  --program-accent: var(--a27);
  --program-accent-soft: rgba(65, 221, 255, .13);
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(65,221,255,.025) 23px 24px),
    radial-gradient(circle at 14% -5%, rgba(39, 104, 237, .32), transparent 38rem),
    radial-gradient(circle at 100% 6%, rgba(65, 221, 255, .14), transparent 30rem),
    var(--bg);
}
button, input, select { font: inherit; }
button, select { min-height: 44px; }
a { color: var(--cyan); }
code { overflow-wrap: anywhere; color: #d9e7ff; }

.skip-link {
  position: fixed;
  z-index: 100;
  left: 12px;
  top: -80px;
  padding: 12px 16px;
  background: var(--text);
  color: var(--bg);
  border-radius: 8px;
}
.skip-link:focus { top: 12px; }

.site-header, main, footer, .scope-nav, .program-tabs, .active-program, .status-banner {
  width: min(1440px, calc(100% - 24px));
  margin-inline: auto;
}
.site-header {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px 0 18px;
}
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 6px; font-size: clamp(1.8rem, 7vw, 3.8rem); line-height: 1.02; letter-spacing: -.04em; }
h2 { margin-bottom: 8px; font-size: clamp(1.3rem, 4vw, 2rem); }
h3 { margin-bottom: 4px; font-size: 1rem; }
.eyebrow { margin-bottom: 6px; color: var(--cyan); font-size: .76rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.lede, .boundary, .muted { color: var(--muted); }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--text);
  cursor: pointer;
  font-weight: 750;
}
.button:focus-visible, .scope-nav button:focus-visible, .program-tab:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--program-accent);
  outline-offset: 2px;
}
.primary { background: linear-gradient(135deg, #146f80, #2857a5); }
.secondary { background: var(--surface-2); border-color: var(--line); }
.button[disabled] { cursor: wait; opacity: .58; }

.status-banner {
  min-height: 46px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(17, 21, 29, .88);
  color: var(--muted);
  overflow-wrap: anywhere;
}
.status-banner.error { border-color: var(--red); color: #ffd8dd; }
.status-banner.success { border-color: var(--green); color: #d7ffe7; }
.status-banner.reconnecting { border-color: var(--amber); color: #ffe7ad; }

.program-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
  margin-top: 12px;
}
.program-tab {
  position: relative;
  min-width: 0;
  min-height: 68px;
  padding: 10px 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(17, 21, 29, .94);
  color: var(--text);
  cursor: pointer;
  text-align: left;
}
.program-tab::after { content: ""; position: absolute; inset: auto 0 0; height: 4px; background: var(--tab-accent, var(--cross)); opacity: .35; }
.program-tab.active { border-color: var(--tab-accent, var(--cross)); background: var(--tab-soft, rgba(194,155,255,.13)); box-shadow: 0 0 22px var(--tab-glow, rgba(194,155,255,.14)); }
.program-tab.active::after { opacity: 1; }
.overview-tab { --tab-accent: var(--cross); --tab-soft: rgba(194,155,255,.11); --tab-glow: rgba(194,155,255,.13); }
.c36-tab { --tab-accent: var(--c36); --tab-soft: rgba(169,255,63,.1); --tab-glow: rgba(169,255,63,.13); }
.a27-tab { --tab-accent: var(--a27); --tab-soft: rgba(65,221,255,.1); --tab-glow: rgba(65,221,255,.14); }
.tab-title { display: block; overflow-wrap: anywhere; font-size: clamp(.8rem, 3.4vw, 1.12rem); font-weight: 900; letter-spacing: -.02em; }
.tab-code { display: block; margin-top: 2px; overflow-wrap: anywhere; color: var(--muted); font-size: .68rem; font-weight: 750; letter-spacing: .04em; text-transform: uppercase; }
.c36-tab .tab-title { color: var(--c36); font-style: italic; letter-spacing: .03em; }
.a27-tab .tab-title { color: var(--a27); letter-spacing: .02em; }

.active-program {
  display: grid;
  gap: 2px;
  margin-top: 8px;
  padding: 11px 14px;
  border: 1px solid color-mix(in srgb, var(--program-accent) 55%, var(--line));
  border-left: 5px solid var(--program-accent);
  border-radius: 12px;
  background: var(--program-accent-soft);
}
.active-program-kicker { color: var(--program-accent); font-size: .68rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.active-program strong { overflow-wrap: anywhere; font-size: .95rem; }
.active-program > span:last-child { color: var(--muted); font-size: .78rem; }
body:not([data-program-view="overview"]) .overview-only { display: none !important; }

.scope-nav {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 0;
  background: rgba(9, 11, 16, .93);
  backdrop-filter: blur(14px);
}
.scope-nav button, .scope-nav a {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
}
.scope-nav .active { border-color: var(--program-accent); background: var(--program-accent-soft); }

main { padding: 10px 0 72px; }
section { margin-top: 36px; scroll-margin-top: 78px; }
.source-meta {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 21, 29, .8);
  color: var(--muted);
  font-size: .88rem;
}
.source-meta strong { color: var(--text); }
.source-meta > span { min-width: 0; overflow-wrap: anywhere; }
.section-heading { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.boundary { max-width: 74ch; font-size: .92rem; }

.metric-grid, .count-grid, .subsystem-grid, .tri-grid, .legend-grid { display: grid; gap: 12px; min-width: 0; }
.tri-grid { grid-template-columns: minmax(0, 1fr); }
.metric-grid { grid-template-columns: 1fr; }
.metric-card, .count-card, .panel, .subsystem-card, .legend-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(23, 29, 39, .96), rgba(14, 18, 25, .96));
}
.program-c36 { --card-accent: var(--c36); --card-accent-deep: var(--c36-deep); border-color: rgba(169, 255, 63, .38); }
.program-a27 { --card-accent: var(--a27); --card-accent-deep: var(--a27-deep); border-color: rgba(65, 221, 255, .4); }
.program-cross_program { --card-accent: var(--cross); --card-accent-deep: #7956d7; border-color: rgba(194, 155, 255, .36); }
.program-tooling { --card-accent: var(--tooling); --card-accent-deep: #aa7511; border-color: rgba(255, 200, 87, .38); }
.metric-card[class*="program-"], .count-card[class*="program-"], .subsystem-card[class*="program-"], .function-card[class*="program-"] { box-shadow: inset 4px 0 0 var(--card-accent); }
.metric-card { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 14px; align-items: center; min-width: 0; padding: 16px; }
.metric-card > div { min-width: 0; }
.progress-ring {
  --pct: 0;
  display: grid;
  place-items: center;
  width: 92px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(var(--card-accent, var(--cyan)) calc(var(--pct) * 1%), #263042 0);
  position: relative;
}
.progress-ring::before { content: ""; width: 72px; aspect-ratio: 1; border-radius: 50%; background: var(--surface); }
.progress-ring strong { position: absolute; font-size: 1.05rem; }
.progress-ring.pending-ring { background: conic-gradient(var(--amber) 0 3%, #273142 3% 100%); }
.progress-ring.pending-ring strong { font-size: .76rem; color: var(--amber); text-transform: uppercase; letter-spacing: .04em; }
.metric-value { margin: 0; overflow-wrap: anywhere; font-size: 1.35rem; font-weight: 850; }
.metric-caption { margin: 4px 0 0; overflow-wrap: anywhere; color: var(--muted); font-size: .84rem; }
.count-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 12px; }
.count-card { padding: 14px; }
.count-card strong { display: block; font-size: 1.45rem; }
.count-card span { color: var(--muted); font-size: .82rem; }
.callout { margin-top: 12px; padding: 14px 16px; border-left: 4px solid var(--amber); border-radius: 8px; background: rgba(255, 200, 87, .08); color: #f6e8c4; }

.subsystem-card { overflow: hidden; }
.subsystem-card summary, .function-card summary {
  list-style: none;
  cursor: pointer;
  min-height: 52px;
}
.subsystem-card summary::-webkit-details-marker, .function-card summary::-webkit-details-marker { display: none; }
.subsystem-card summary { padding: 15px; }
.summary-row { display: flex; justify-content: space-between; gap: 10px; align-items: start; }
.summary-row::after { content: "+"; color: var(--cyan); font-size: 1.4rem; line-height: 1; }
details[open] .summary-row::after { content: "−"; }
.progress-track { height: 8px; margin-top: 12px; overflow: hidden; border-radius: 999px; background: #252e3d; }
.progress-fill { height: 100%; width: calc(var(--pct) * 1%); border-radius: inherit; background: linear-gradient(90deg, var(--card-accent-deep, var(--blue)), var(--card-accent, var(--cyan))); }
.subsystem-detail, .function-detail { padding: 0 15px 15px; color: var(--muted); }
.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip { display: inline-flex; align-items: center; min-height: 28px; padding: 4px 9px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.035); color: var(--muted); font-size: .74rem; }
.chip.completed, .chip.verified { border-color: rgba(82, 223, 138, .5); color: var(--green); }
.chip.in_progress, .chip.high, .chip.medium { border-color: rgba(255, 200, 87, .45); color: var(--amber); }
.chip.untranslated, .chip.unclassified { border-color: rgba(255, 107, 122, .42); color: #ffabb4; }

.tri-grid .panel { min-width: 0; padding: 16px; }
.scope-audit-grid { margin-top: 12px; }
.scope-audit-grid code { overflow-wrap: anywhere; }
.panel ul { padding-left: 20px; margin-bottom: 0; color: var(--muted); }
.panel li + li { margin-top: 8px; }
.danger-panel { border-color: rgba(255, 107, 122, .42); }
dl { margin: 0; }
dt { margin-top: 12px; color: var(--muted); font-size: .8rem; }
dd { margin-left: 0; font-weight: 750; }

.filters { display: grid; gap: 10px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.filters label { display: grid; gap: 5px; color: var(--muted); font-size: .78rem; }
.filters input, .filters select { width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: #0c1017; color: var(--text); }
.function-list { display: grid; gap: 8px; margin-top: 12px; }
.function-card { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); overflow: hidden; }
.function-card summary { display: grid; gap: 8px; padding: 13px; }
.function-title { min-width: 0; }
.function-title strong { display: block; overflow-wrap: anywhere; }
.function-title code { color: var(--card-accent, var(--cyan)); font-size: .78rem; }
.function-meta { display: flex; flex-wrap: wrap; gap: 6px; }
.function-detail { border-top: 1px solid var(--line); padding-top: 13px; }
.detail-grid { display: grid; gap: 10px; }
.detail-grid dt { margin-top: 0; }
.path-list { margin: 5px 0 0; padding-left: 18px; }
.load-more { width: 100%; margin-top: 12px; }
.result-count { color: var(--muted); }
.empty { padding: 22px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: var(--radius); }

.legend-card { padding: 15px; }
.legend-card h3 { color: var(--cyan); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; min-width: 720px; border-collapse: collapse; background: var(--surface); }
th, td { padding: 11px 13px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: .84rem; }
th { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; }
.receipt-block + .receipt-block { margin-top: 18px; }
.receipt-block h3 { margin-bottom: 8px; }
.program-badge { display: inline-flex; margin-bottom: 5px; color: var(--card-accent, var(--muted)); font-size: .66rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
tr[class*="program-"] { box-shadow: inset 4px 0 0 var(--card-accent); }
tr[class*="program-"] .program-badge { margin: 0; white-space: nowrap; }

footer { padding: 24px 0 48px; border-top: 1px solid var(--line); color: var(--muted); font-size: .84rem; }

@media (min-width: 620px) {
  .site-header { flex-direction: row; justify-content: space-between; align-items: end; }
  .site-header .button { flex: 0 0 auto; }
  .source-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .count-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .subsystem-grid, .legend-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-field { grid-column: 1 / -1; }
  .function-card summary { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
  .detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 980px) {
  .metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .subsystem-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tri-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .filters { grid-template-columns: 2fr repeat(4, minmax(150px, 1fr)); }
  .search-field { grid-column: auto; }
  .section-heading { flex-direction: row; justify-content: space-between; align-items: end; }
  .boundary { text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}