:root {
  --bg: #0b1220;
  --bg-elev: #121a2b;
  --bg-soft: #182338;
  --text: #e8eefc;
  --muted: #9aabcc;
  --line: #2a3a58;
  --accent: #38bdf8;
  --accent-2: #a78bfa;
  --crit: #f43f5e;
  --high: #fb923c;
  --med: #fbbf24;
  --low: #34d399;
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --radius: 16px;
  color-scheme: dark;
}
[data-theme="light"] {
  --bg: #f4f7fb;
  --bg-elev: #ffffff;
  --bg-soft: #eef3fa;
  --text: #0f172a;
  --muted: #5b6b86;
  --line: #d5deee;
  --accent: #0284c7;
  --accent-2: #7c3aed;
  --shadow: 0 10px 30px rgba(15,23,42,.08);
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(1200px 600px at 10% -10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, color-mix(in srgb, var(--accent-2) 18%, transparent), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.45;
}
.page { width: min(1100px, calc(100% - 1.5rem)); margin: 0 auto; padding: 1.25rem 0 3rem; }
.hero {
  display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: space-between; align-items: flex-end;
  margin-bottom: 1.25rem;
}
.eyebrow { margin: 0 0 .35rem; color: var(--accent); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
h1 { margin: 0 0 .4rem; font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.02em; }
.lede { margin: 0; max-width: 46rem; color: var(--muted); }
.hero-meta { display: grid; gap: .5rem; justify-items: end; }
.asof { margin: 0; color: var(--muted); font-size: .85rem; }
.theme-toggle {
  display: inline-flex; align-items: center; gap: .5rem; padding: .4rem .7rem;
  border: 1px solid var(--line); border-radius: 999px; background: var(--bg-elev); color: var(--muted); font-size: .85rem;
}
.theme-toggle input { accent-color: var(--accent); }
.stats {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .75rem; margin-bottom: 1rem;
}
.stat {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius);
  padding: .9rem 1rem; box-shadow: var(--shadow);
}
.stat .label { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 1.35rem; font-weight: 700; margin-top: .2rem; font-variant-numeric: tabular-nums; }
.stat .sub { color: var(--muted); font-size: .8rem; margin-top: .15rem; }
.panel {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: calc(var(--radius) + 2px);
  padding: 1rem 1rem 1.1rem; margin-bottom: 1rem; box-shadow: var(--shadow);
}
.panel-head { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: space-between; align-items: center; margin-bottom: .75rem; }
.panel-head h2 { margin: 0; font-size: 1.05rem; }
.controls { display: flex; flex-wrap: wrap; gap: .5rem; }
.seg {
  display: inline-flex; padding: .2rem; gap: .15rem; border: 1px solid var(--line);
  border-radius: 999px; background: var(--bg-soft);
}
.seg-btn {
  appearance: none; border: 0; background: transparent; color: var(--muted);
  padding: .4rem .75rem; border-radius: 999px; font: inherit; font-size: .85rem; cursor: pointer;
}
.seg-btn.active { background: var(--bg-elev); color: var(--text); box-shadow: 0 1px 0 rgba(0,0,0,.08); font-weight: 600; }
.chart-wrap { position: relative; height: min(420px, 58vw); }
.chart-wrap.short { height: min(280px, 60vw); }
.hint { margin: .6rem 0 0; color: var(--muted); font-size: .82rem; }
.severity-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1rem; align-items: center; }
.sev-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.sev-table th, .sev-table td { text-align: left; padding: .45rem .35rem; border-bottom: 1px solid var(--line); font-size: .92rem; }
.sev-table th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.swatch { display: inline-block; width: .7rem; height: .7rem; border-radius: 999px; margin-right: .4rem; vertical-align: middle; }
.foot { color: var(--muted); font-size: .85rem; padding: .5rem .25rem 0; }
.foot ul { padding-left: 1.1rem; margin: .4rem 0 .8rem; }
.foot a { color: var(--accent); }
.fine { opacity: .8; }
@media (max-width: 800px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .severity-grid { grid-template-columns: 1fr; }
  .hero-meta { justify-items: start; width: 100%; }
}
.panel-note { margin: 0; color: var(--muted); font-size: .82rem; max-width: 28rem; }
.wow-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1rem; align-items: start; }
.wow-side { display: grid; gap: .75rem; }
.wow-cards { display: grid; grid-template-columns: 1fr; gap: .5rem; }
.wow-card {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px; padding: .7rem .85rem;
}
.wow-card .label { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; }
.wow-card .value { font-size: 1.25rem; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: .15rem; }
.wow-card .sub { color: var(--muted); font-size: .78rem; margin-top: .1rem; }
.wow-card.up .value { color: var(--low); }
.wow-card.down .value { color: var(--crit); }
.wow-up { color: var(--low); font-weight: 600; }
.wow-down { color: var(--crit); font-weight: 600; }
@media (max-width: 800px) {
  .wow-grid { grid-template-columns: 1fr; }
}