/* judge-floor · dark theme · ~holyai.me grade */

:root {
  --bg: #0a0f1c;
  --surface: #11182b;
  --surface-2: #182338;
  --border: #1f2c4a;
  --ink: #e2e8f0;
  --ink-2: #94a3b8;
  --muted: #64748b;
  --accent: #7dd3fc;
  --accent-2: #38bdf8;
  --good: #86efac;
  --bad: #fca5a5;
  --warn: #fde68a;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.55;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 16px 20px; }

.topbar {
  background: linear-gradient(180deg, #0b1224 0%, #0a0f1c 100%);
  border-bottom: 1px solid var(--border);
  padding: 16px 0 12px;
}
.topbar .logo {
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.topbar .logo a { color: var(--ink); }
.tagline { color: var(--ink-2); font-size: 13px; }
.freshness {
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.freshness span.fresh { color: var(--good); }
.freshness span.stale { color: var(--warn); }
.freshness span.dead  { color: var(--bad); }
.freshness em { color: var(--muted); font-style: normal; }

.banner-warn {
  background: #3b2606;
  border: 1px solid #b45309;
  color: var(--warn);
  padding: 10px 14px;
  border-radius: 6px;
  margin: 12px 0;
}

.sim-bar {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin: 12px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}
.sim-bar label {
  display: flex; flex-direction: column;
  color: var(--ink-2);
  font-size: 12px;
}
.sim-bar input[type="number"], .sim-bar input[type="range"] {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 8px;
  font-family: inherit;
  font-size: 13px;
  margin-top: 4px;
}
.sim-bar .budget {
  grid-column: span 2;
}
.sim-bar .budget .val { color: var(--accent); font-weight: 600; }

.tabs {
  display: flex; gap: 6px; margin: 8px 0 12px; flex-wrap: wrap;
}
.tabs button {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink-2);
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
}
.tabs button.active {
  background: var(--accent);
  color: #082030;
  border-color: var(--accent);
}
.tabs button:hover { color: var(--ink); }

.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
}
table.lb {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
table.lb th, table.lb td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
table.lb th {
  background: var(--surface-2);
  color: var(--ink-2);
  font-weight: 500;
  position: sticky; top: 0;
}
table.lb tr:hover td { background: var(--surface-2); }
table.lb td.num { text-align: right; }
table.lb .badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  background: var(--surface-2);
  color: var(--ink-2);
}
table.lb .badge.gen { background: #1e3a5f; color: #93c5fd; }
table.lb .badge.oss { background: #1e3a2f; color: #86efac; }
table.lb .badge.api { background: #3a1e3f; color: #f0abfc; }
table.lb .name { font-weight: 600; color: var(--ink); }
table.lb .vendor { color: var(--ink-2); font-size: 12px; }
.delta.pos { color: var(--bad); }
.delta.neg { color: var(--good); }
.delta.flat { color: var(--muted); }

.spark { width: 100px; height: 22px; vertical-align: middle; }
.spark path { fill: none; stroke: var(--accent); stroke-width: 1.5; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
  margin: 18px 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
}
.card h3 { margin: 0 0 6px; font-size: 13px; color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 500; }
.card .big { font-size: 18px; font-weight: 600; }

.section { margin-top: 26px; }
.section h2 { margin: 0 0 10px; font-size: 16px; font-weight: 600; }

.paperlist { list-style: none; padding: 0; margin: 0; }
.paperlist li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.paperlist li:last-child { border-bottom: 0; }
.paperlist .meta { color: var(--muted); font-size: 12px; }

.muted { color: var(--muted); }
.loading { padding: 30px; text-align: center; color: var(--muted); }
.footer { color: var(--muted); padding-top: 28px; padding-bottom: 28px; }
.footer .small { font-size: 11px; margin-top: 6px; }
code { background: var(--surface-2); padding: 1px 5px; border-radius: 3px; font-size: 12px; }

/* Detail page */
.hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  margin: 12px 0;
}
.hero h1 { margin: 0 0 4px; font-size: 22px; }
.hero .sub { color: var(--ink-2); margin-bottom: 12px; }
.hero .price { font-size: 26px; font-weight: 700; color: var(--accent); }
.hero .price-sub { color: var(--muted); font-size: 12px; }

pre.snip {
  background: #060a14;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  overflow-x: auto;
  font-size: 12px;
  color: #cbd5e1;
}

.chart {
  width: 100%;
  height: 180px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin: 10px 0;
}
.chart .axis { stroke: var(--border); stroke-width: 1; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 1.5; }
.chart .line2 { fill: none; stroke: var(--accent-2); stroke-width: 1.2; }
.chart .area { fill: rgba(125, 211, 252, 0.08); }
.chart .label { fill: var(--muted); font-size: 10px; }