:root {
  --bg: #0a0a0f;
  --bg-card: #11111a;
  --bg-card-2: #181822;
  --fg: #e5e7eb;
  --fg-dim: #9ca3af;
  --fg-faint: #6b7280;
  --line: #1f1f29;
  --accent: #7c3aed;
  --accent-hover: #8b5cf6;
  --warn: #f59e0b;
  --danger: #ef4444;
  --success: #10b981;
  --info: #38bdf8;
  --pink: #f472b6;
  --radius: 12px;
  --shadow: 0 2px 12px rgba(0,0,0,0.4);
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-hover); text-decoration: none; }
a:hover { color: var(--accent); text-decoration: underline; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(6px);
}
.brand { display: flex; align-items: center; gap: 8px; color: var(--fg); font-weight: 800; font-size: 18px; }
.brand:hover { text-decoration: none; }
.logo { font-size: 22px; color: var(--accent); }
.brand-text { letter-spacing: -0.02em; }
.nav { display: flex; gap: 16px; margin-left: auto; }
.nav a { color: var(--fg-dim); font-size: 14px; }
.nav a:hover { color: var(--fg); text-decoration: none; }

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.hero {
  padding: 48px 0 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}
.hero h1 {
  margin: 0 0 12px;
  font-size: 44px;
  letter-spacing: -0.03em;
  line-height: 1.05;
  font-weight: 800;
}
.hero h1 .accent { color: var(--accent-hover); }
.hero p.tag {
  color: var(--fg-dim);
  max-width: 720px;
  font-size: 18px;
  margin: 0;
}

.scan-card {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-card-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin: 32px 0;
  box-shadow: var(--shadow);
}
.scan-card h2 { margin: 0 0 12px; font-size: 18px; font-weight: 600; }
.scan-row { display: flex; gap: 12px; flex-wrap: wrap; }
.scan-row input[type=text] {
  flex: 1 1 280px;
  min-width: 240px;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 14px;
}
.scan-row input[type=text]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.18);
}
.btn {
  background: var(--accent);
  color: white;
  border: 0;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background 80ms ease;
}
.btn:hover { background: var(--accent-hover); }
.btn:disabled { background: var(--line); color: var(--fg-faint); cursor: not-allowed; }
.btn-ghost {
  background: transparent;
  color: var(--fg-dim);
  border: 1px solid var(--line);
}
.btn-ghost:hover { color: var(--fg); border-color: var(--fg-dim); background: transparent; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 24px 0;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
}
.stat-card .label { color: var(--fg-faint); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }
.stat-card .value { font-size: 30px; font-weight: 700; margin-top: 6px; color: var(--fg); }
.stat-card .sub { color: var(--fg-dim); font-size: 13px; margin-top: 4px; }

section h2 { font-size: 20px; font-weight: 700; margin: 32px 0 12px; letter-spacing: -0.01em; }
section h3 { font-size: 16px; font-weight: 600; margin: 24px 0 8px; color: var(--fg-dim); }

table.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.table th, .table td {
  padding: 10px 14px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid var(--line);
}
.table th { color: var(--fg-faint); font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; font-size: 12px; background: rgba(0,0,0,0.2); }
.table tr:last-child td { border-bottom: 0; }
.table tr:hover { background: rgba(255,255,255,0.02); }
.table td.num { font-family: var(--mono); }
.table td.score { font-weight: 700; }

.verdict-badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.verdict-5 { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.verdict-4 { background: rgba(132, 204, 22, 0.15); color: #84cc16; }
.verdict-3 { background: rgba(245, 158, 11, 0.15); color: var(--warn); }
.verdict-2 { background: rgba(251, 113, 133, 0.15); color: #fb7185; }
.verdict-1 { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

.score-bar { display: inline-block; height: 6px; background: var(--line); border-radius: 3px; width: 60px; vertical-align: middle; overflow: hidden; }
.score-bar > i { display: block; height: 100%; background: var(--accent); }

.collection-header {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-card-2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}
.collection-header h1 { margin: 0; font-size: 28px; }
.collection-header h1 a { color: var(--fg); }
.collection-header .repo-meta { color: var(--fg-dim); margin-top: 8px; font-size: 14px; }
.score-row { display: flex; gap: 24px; align-items: baseline; margin-top: 16px; flex-wrap: wrap; }
.score-big { font-size: 56px; font-weight: 800; letter-spacing: -0.04em; }
.score-big small { font-size: 22px; color: var(--fg-faint); font-weight: 500; margin-left: 6px; }
.subscores { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-top: 18px; }
.subscore { padding: 12px 14px; background: var(--bg); border-radius: 8px; border: 1px solid var(--line); }
.subscore .name { color: var(--fg-faint); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.subscore .val { font-size: 18px; font-weight: 700; margin-top: 4px; }
.subscore .meter { height: 4px; background: var(--line); border-radius: 2px; margin-top: 6px; overflow: hidden; }
.subscore .meter > i { display: block; height: 100%; background: var(--accent); }

.tabs { display: flex; gap: 8px; margin: 24px 0 12px; border-bottom: 1px solid var(--line); }
.tab {
  padding: 8px 14px; border-radius: 8px 8px 0 0; color: var(--fg-dim);
  cursor: pointer; background: transparent; border: 0; font-size: 14px;
}
.tab.active { color: var(--fg); background: var(--bg-card); border: 1px solid var(--line); border-bottom: 1px solid var(--bg-card); margin-bottom: -1px; }

.conflict-list { display: grid; gap: 12px; margin-top: 12px; }
.conflict-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 14px 16px;
}
.conflict-card.collision { border-left-color: var(--warn); }
.conflict-card.redundancy { border-left-color: var(--info); }
.conflict-card.contradiction { border-left-color: var(--danger); }
.conflict-card .head { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.conflict-card .head .type { font-weight: 700; text-transform: capitalize; }
.conflict-card .head .strength { color: var(--fg-faint); font-family: var(--mono); }
.conflict-card .pair { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: center; margin-top: 10px; }
.conflict-card .pair .vs { color: var(--fg-faint); font-size: 12px; text-align: center; }
.conflict-card .pair .skill { font-family: var(--mono); font-size: 13px; padding: 6px 8px; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; word-break: break-all; }
.conflict-card .evidence { margin-top: 10px; color: var(--fg-dim); font-size: 13px; }
.conflict-card .evidence code { font-family: var(--mono); background: var(--bg); padding: 1px 6px; border-radius: 4px; color: var(--fg); font-size: 12px; }

.skill-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; }
.skill-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 8px;
  padding: 14px 16px;
}
.skill-card h4 { margin: 0 0 4px; font-size: 14px; font-family: var(--mono); }
.skill-card .desc { color: var(--fg-dim); font-size: 13px; min-height: 38px; }
.skill-card .meta { display: flex; gap: 12px; color: var(--fg-faint); font-size: 12px; margin-top: 8px; font-family: var(--mono); }

.error-banner {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.4);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--fg);
  margin: 12px 0 24px;
}
.error-banner code { font-family: var(--mono); background: var(--bg); padding: 1px 6px; border-radius: 4px; }
.success-banner {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--fg);
  margin: 12px 0 24px;
}

.loading { color: var(--fg-faint); padding: 24px 0; }

.foot {
  border-top: 1px solid var(--line);
  padding: 18px 24px;
  text-align: center;
  color: var(--fg-faint);
  font-size: 13px;
  max-width: 1180px;
  margin: 0 auto;
}

@media (max-width: 720px) {
  .hero h1 { font-size: 32px; }
  .topbar { flex-wrap: wrap; }
  .nav { gap: 10px; margin-left: 0; }
}