:root {
  color-scheme: dark;
  --bg: #070a12;
  --panel: #111827;
  --panel-2: #172033;
  --text: #f8fafc;
  --muted: #94a3b8;
  --line: rgba(255,255,255,.09);
  --accent: #f97316;
  --accent-2: #fb923c;
  --good: #22c55e;
  --bad: #ef4444;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 90% 0%, rgba(249,115,22,.19), transparent 35%),
    linear-gradient(180deg, #0b1020, var(--bg) 38%);
  color: var(--text);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.shell { width: min(100%, 720px); margin: 0 auto; padding: max(24px, env(safe-area-inset-top)) 16px 48px; }
.topbar, .hero-head, .section-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
h1, h2, p { margin: 0; }
h1 { font-size: 27px; letter-spacing: -.04em; }
h2 { font-size: 24px; letter-spacing: -.03em; }
.eyebrow, .hero-label { color: var(--accent-2); font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.status-dot { color: var(--good); font-size: 13px; }
.panel { background: rgba(17,24,39,.88); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 18px 45px rgba(0,0,0,.22); }
.loading, .error { margin-top: 24px; padding: 24px; color: var(--muted); }
.error { color: #fecaca; }
.hidden { display: none !important; }
.slate { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; margin: 22px 0 14px; padding: 15px; }
.slate div, .metric-grid div { display: flex; flex-direction: column; gap: 4px; }
.slate span, .metric-grid span { color: var(--muted); font-size: 11px; text-transform: uppercase; }
.slate strong { font-size: 14px; }
.hero { padding: 22px; border-color: rgba(249,115,22,.33); }
.hero-label { margin-bottom: 12px; }
.hero-head p { margin-top: 5px; color: var(--muted); }
.score { min-width: 72px; height: 72px; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(145deg,var(--accent),#ea580c); font-size: 24px; font-weight: 900; }
.metric-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin: 22px 0; padding: 15px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metric-grid strong { font-size: 15px; }
.explanation { color: #cbd5e1; line-height: 1.5; }
button { font: inherit; }
.primary { width: 100%; margin-top: 20px; padding: 15px; border: 0; border-radius: 14px; color: white; background: var(--accent); font-weight: 800; cursor: pointer; }
.primary:disabled { opacity: .55; }
.save-message { min-height: 20px; margin-top: 10px; color: var(--good); font-size: 13px; text-align: center; }
.section-head { margin: 28px 2px 12px; }
.section-head h2 { font-size: 20px; }
.badge { padding: 7px 10px; border-radius: 999px; background: var(--panel-2); color: var(--muted); font-size: 12px; }
.alternatives { display: grid; gap: 9px; }
.candidate { display: grid; grid-template-columns: 36px 1fr auto; align-items: center; gap: 10px; padding: 14px; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; }
.candidate-rank { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: var(--panel-2); color: var(--muted); font-weight: 800; }
.candidate-name { font-weight: 750; }
.candidate-meta { margin-top: 3px; color: var(--muted); font-size: 12px; }
.candidate-score { font-size: 19px; font-weight: 850; text-align: right; }
.candidate-delta { color: var(--muted); font-size: 11px; }
.positive { color: var(--good); }
.negative { color: var(--bad); }
.cooldown-panel { margin-top: 18px; padding: 16px; }
summary { cursor: pointer; font-weight: 750; }
.cooldown-row { display: flex; justify-content: space-between; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.notice { margin: 18px 8px; color: #64748b; font-size: 12px; line-height: 1.5; text-align: center; }
@media (max-width: 460px) {
  .slate { grid-template-columns: repeat(2,1fr); }
  .metric-grid { grid-template-columns: repeat(2,1fr); }
}