/* ═══════════════════════════════════════════════════════════════════
   repository.bloubyte.net — CRYPTOTECHNICAL theme
   Black as the void, gold as the gate.
   ═══════════════════════════════════════════════════════════════════ */
:root {
  --bg: #07090c;
  --bg-elev: #0b0e13;
  --bg-elev2: #0f131a;
  --bg-hover: #141924;
  --border: #1d2431;
  --border-soft: #151a23;
  --gold: #E8A033;
  --gold-bright: #ffc866;
  --gold-dim: #c9972b;
  --gold-faint: #2a2214;
  --gold-line: #3a2e17;
  --text: #e8e6df;
  --muted: #8b8577;
  --muted-2: #5c5648;
  --danger: #e5484d;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
  --radius-sm: 7px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

/* Ambient glow + grid texture */
.ambient {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(900px 480px at 78% -6%, rgba(232,160,51,0.10), transparent 62%),
    radial-gradient(760px 420px at 4% 4%, rgba(232,160,51,0.05), transparent 60%),
    linear-gradient(rgba(232,160,51,0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,160,51,0.022) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0.35) 70%, transparent);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), rgba(0,0,0,0.35) 70%, transparent);
}

::selection { background: rgba(232,160,51,0.28); color: #fff; }

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #232b3a; border-radius: 6px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: #2f3a4f; }

.mono { font-family: var(--mono); }
.dot-gold { display:inline-block; width:8px; height:8px; border-radius:50%; background:var(--gold); box-shadow:0 0 8px var(--gold); margin-right:6px; }

/* ── Top bar ─────────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 30;
  background: rgba(9,11,15,0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.topbar::after {
  content: ""; display: block; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), var(--gold), transparent);
  opacity: 0.5;
}
.topbar-inner {
  max-width: 1160px; margin: 0 auto; padding: 11px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.crumb { display: flex; align-items: center; gap: 9px; font-size: 14px; }
.brand-mark { color: var(--gold); display: inline-flex; }
.crumb-org { color: var(--text); font-weight: 600; }
.crumb-sep { color: var(--muted-2); }
.crumb-repo { color: var(--muted); font-weight: 500; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.crypto-badge {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 2.4px; color: var(--gold-bright);
  border: 1px solid var(--gold-line); background: var(--gold-faint);
  padding: 4px 10px; border-radius: 4px; text-transform: uppercase;
}
.scope-badge {
  font-size: 12px; color: var(--muted); display: inline-flex; align-items: center;
}

/* ── Repo header ─────────────────────────────────────────────────── */
.repo-head { border-bottom: 1px solid var(--border); background: linear-gradient(180deg, rgba(232,160,51,0.04), transparent); }
.repo-head-inner {
  max-width: 1160px; margin: 0 auto; padding: 30px 22px 24px;
  display: flex; gap: 20px; align-items: flex-start;
}
.avatar {
  width: 64px; height: 64px; flex: 0 0 64px; border-radius: 16px; color: var(--gold);
  display: grid; place-items: center;
  background: radial-gradient(120% 120% at 50% 0%, var(--gold-faint), #0a0c10);
  border: 1px solid var(--gold-line);
  box-shadow: 0 0 0 1px rgba(232,160,51,0.05), 0 8px 30px rgba(0,0,0,0.5);
}
.head-title { display: flex; align-items: baseline; gap: 9px; flex-wrap: wrap; }
.repo-name { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; }
.repo-slash { color: var(--muted-2); font-weight: 300; }
.repo-sub { color: var(--gold); font-weight: 500; font-size: 17px; }
.repo-desc { margin-top: 8px; color: var(--muted); max-width: 720px; }
.meta-pills { margin-top: 15px; display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  font-size: 12px; color: var(--muted); background: var(--bg-elev);
  border: 1px solid var(--border); border-radius: 100px; padding: 3px 11px;
  display: inline-flex; align-items: center; gap: 5px;
}
.pill b { color: var(--text); font-weight: 600; }
.pill.mono { font-family: var(--mono); }

/* ── Tabs ────────────────────────────────────────────────────────── */
.tabs {
  max-width: 1160px; margin: 0 auto; padding: 0 22px;
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
}
.tab {
  appearance: none; border: 0; background: transparent; color: var(--muted);
  font-family: var(--sans); font-size: 14px; font-weight: 500;
  padding: 12px 13px; cursor: pointer; display: inline-flex; align-items: center; gap: 7px;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color 0.15s ease;
}
.tab:hover { color: var(--text); }
.tab.is-active { color: var(--gold); border-bottom-color: var(--gold); }
.tab-ico { opacity: 0.85; }
.tab-filter { margin-left: auto; padding: 8px 0 8px 10px; }
.tab-filter input {
  width: 210px; background: var(--bg-elev); border: 1px solid var(--border);
  color: var(--text); font-family: var(--sans); font-size: 13px;
  padding: 7px 11px; border-radius: 7px; outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.tab-filter input::placeholder { color: var(--muted-2); }
.tab-filter input:focus { border-color: var(--gold-dim); box-shadow: 0 0 0 3px rgba(232,160,51,0.12); }

/* ── Content ─────────────────────────────────────────────────────── */
.content { max-width: 1160px; margin: 0 auto; padding: 28px 22px 80px; }
.view { display: none; }
.view.is-active { display: block; animation: fadeUp 0.28s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.empty { color: var(--muted-2); text-align: center; padding: 60px 0; font-size: 14px; }

/* ── Releases ────────────────────────────────────────────────────── */
.releases { display: flex; flex-direction: column; }
.release {
  display: flex; gap: 16px; position: relative;
  padding: 4px 0 18px;
}
.release-gutter { display: flex; flex-direction: column; align-items: center; width: 22px; flex: 0 0 22px; }
.release-dot {
  width: 15px; height: 15px; border-radius: 50%; flex: 0 0 15px; margin-top: 7px;
  background: radial-gradient(circle at 35% 30%, var(--gold-bright), var(--gold-dim));
  box-shadow: 0 0 0 4px rgba(232,160,51,0.10), 0 0 14px rgba(232,160,51,0.35);
}
.release-gutter::after { content: ""; flex: 1; width: 2px; background: var(--border); margin-top: 6px; }
.release:last-child .release-gutter::after { display: none; }

.release-card {
  flex: 1; min-width: 0; background: var(--bg-elev);
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: border-color 0.18s, transform 0.18s, box-shadow 0.18s;
}
.release-card:hover { border-color: var(--gold-line); transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,0,0,0.35); }

.release-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 18px; border-bottom: 1px solid var(--border-soft);
  background: linear-gradient(180deg, rgba(232,160,51,0.045), transparent);
}
.release-tag { font-family: var(--mono); font-size: 17px; font-weight: 600; color: var(--gold); letter-spacing: 0.2px; }
.release-latest {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--bg); background: var(--gold); border-radius: 4px; padding: 2px 8px; font-weight: 700;
}
.release-date { color: var(--muted); font-size: 12.5px; margin-left: auto; display: inline-flex; align-items: center; gap: 5px; }

.release-title { padding: 13px 18px 4px; font-size: 15px; font-weight: 600; color: var(--text); }
.release-preview { padding: 4px 18px 12px; color: var(--muted); font-size: 13.5px; }
.release-preview .more { color: var(--gold); cursor: pointer; font-weight: 600; }
.release-notes {
  display: none; padding: 2px 18px 14px; color: var(--text); font-size: 13.5px;
  border-top: 1px dashed var(--border-soft); margin: 0 18px 0; padding-top: 12px;
  white-space: pre-wrap; line-height: 1.6;
}
.release.open .release-notes { display: block; animation: fadeUp 0.2s ease; }

.release-foot {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 11px 18px; border-top: 1px solid var(--border-soft);
  background: var(--bg-elev2);
}
.sha-chip {
  font-family: var(--mono); font-size: 12px; color: var(--muted); background: var(--bg);
  border: 1px solid var(--border); border-radius: 6px; padding: 4px 9px;
  display: inline-flex; align-items: center; gap: 7px;
}
.sha-chip button {
  appearance: none; border: 0; background: transparent; color: var(--gold); cursor: pointer;
  font-size: 12px; display: inline-flex; padding: 0; transition: transform 0.12s;
}
.sha-chip button:hover { transform: scale(1.2); }
.sha-full { display: none; }
.release-foot .spacer { flex: 1; }
.btn {
  appearance: none; font-family: var(--sans); font-size: 12.5px; font-weight: 600; cursor: pointer;
  padding: 6px 14px; border-radius: 6px; transition: all 0.15s;
}
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--gold-line); }
.btn-gold {
  background: linear-gradient(180deg, var(--gold-bright), var(--gold-dim));
  color: #1a1204; border: 1px solid var(--gold-bright);
  box-shadow: 0 2px 12px rgba(232,160,51,0.25);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-gold:hover { filter: brightness(1.06); box-shadow: 0 4px 18px rgba(232,160,51,0.35); }

/* ── Version Tree ────────────────────────────────────────────────── */
.tree { display: flex; flex-direction: column; gap: 18px; }
.tree-group { border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-elev); overflow: hidden; }
.tree-group-head {
  display: flex; align-items: center; gap: 10px; padding: 13px 18px; cursor: pointer;
  background: linear-gradient(180deg, rgba(232,160,51,0.05), transparent);
  border-bottom: 1px solid var(--border-soft); user-select: none;
}
.tree-group-head:hover { background: var(--bg-hover); }
.tree-chev { color: var(--gold); transition: transform 0.2s; display: inline-flex; }
.tree-group.open .tree-chev { transform: rotate(90deg); }
.tree-group-name { font-family: var(--mono); font-weight: 600; color: var(--gold); letter-spacing: 0.5px; }
.tree-group-count { font-size: 12px; color: var(--muted); margin-left: auto; }
.tree-nodes { display: none; padding: 6px 18px 14px; }
.tree-group.open .tree-nodes { display: block; animation: fadeUp 0.2s ease; }
.tree-node { display: flex; align-items: center; gap: 12px; padding: 9px 6px; border-bottom: 1px dashed var(--border-soft); }
.tree-node:last-child { border-bottom: 0; }
.tree-node-tag { font-family: var(--mono); font-weight: 600; color: var(--text); width: 76px; flex: 0 0 76px; }
.tree-node-date { color: var(--muted); font-size: 12px; width: 92px; flex: 0 0 92px; }
.tree-node-notes { color: var(--muted); font-size: 12.5px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-node-btn {
  appearance: none; border: 0; background: transparent; color: var(--gold); font-size: 12px;
  font-weight: 600; cursor: pointer; padding: 4px 8px; border-radius: 5px; white-space: nowrap;
}
.tree-node-btn:hover { background: var(--gold-faint); }

/* ── README / Code ───────────────────────────────────────────────── */
.readme { border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-elev); overflow: hidden; }
.readme-head {
  padding: 12px 18px; border-bottom: 1px solid var(--border-soft); font-size: 13px;
  color: var(--muted); display: flex; align-items: center; gap: 8px;
}
.readme-body { padding: 26px 30px 34px; max-width: 820px; }
.readme-body h1 { font-size: 24px; letter-spacing: -0.02em; margin-bottom: 12px; }
.readme-body h2 { font-size: 17px; margin: 26px 0 10px; color: var(--gold); }
.readme-body p { color: var(--muted); margin-bottom: 12px; }
.readme-body strong { color: var(--text); }
.filetree {
  font-family: var(--mono); font-size: 12.5px; line-height: 1.7; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 16px 18px; overflow-x: auto; margin: 10px 0 6px;
}

/* ── About ───────────────────────────────────────────────────────── */
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.about-card {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px 22px; transition: border-color 0.18s, transform 0.18s;
}
.about-card:hover { border-color: var(--gold-line); transform: translateY(-2px); }
.about-card h3 { font-size: 15px; margin-bottom: 9px; color: var(--text); }
.about-card p { color: var(--muted); font-size: 13.5px; }

/* ── Footer ──────────────────────────────────────────────────────── */
.foot {
  max-width: 1160px; margin: 0 auto; padding: 26px 22px 40px; text-align: center;
  color: var(--muted-2); font-size: 12px; border-top: 1px solid var(--border-soft);
  display: flex; justify-content: center; gap: 9px; flex-wrap: wrap;
}
.foot-sep { opacity: 0.5; }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 720px) {
  .repo-head-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .tab-filter { width: 100%; margin-left: 0; }
  .tab-filter input { width: 100%; }
  .release-head { gap: 8px; }
  .release-date { width: 100%; margin-left: 0; }
  .sha-full { display: none; }
}