:root {
  --ink: #101720;
  --muted: #607083;
  --line: #d9e1ea;
  --paper: #f5f2ea;
  --card: #fffaf1;
  --accent: #0f5b5b;
  --hot: #b3452d;
  --good: #2f7d4a;
  --warn: #b7791f;
  font-family: Avenir Next, Avenir, Segoe UI, system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(circle at top left, #e3eee9, var(--paper) 34rem); color: var(--ink); }
.shell { width: min(1180px, calc(100vw - 32px)); margin: 0 auto; padding: 40px 0 56px; }
.hero { display: grid; grid-template-columns: 1fr 260px; gap: 24px; align-items: stretch; margin-bottom: 24px; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; color: var(--accent); font-weight: 800; }
h1 { font-size: clamp(44px, 8vw, 92px); line-height: .88; margin: 8px 0 18px; letter-spacing: -0.07em; }
.dek { font-size: 21px; max-width: 740px; color: #324252; margin: 0; }
.score-card, .panel, .metric { background: rgba(255,250,241,.88); border: 1px solid var(--line); box-shadow: 0 18px 45px rgba(16,23,32,.08); }
.score-card { padding: 22px; display: flex; flex-direction: column; justify-content: space-between; border-radius: 2px; }
.score-card span, .metric span { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .09em; font-weight: 800; }
.score-card strong { font-size: 64px; letter-spacing: -0.08em; }
.score-card small { color: var(--muted); font-weight: 700; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin: 18px 0; }
.metrics { grid-template-columns: repeat(4, 1fr); }
.metric { padding: 18px; min-height: 108px; }
.metric strong { display: block; font-size: 34px; margin-top: 20px; }
.panel { padding: 24px; border-radius: 2px; }
.two-col { display: grid; grid-template-columns: 320px 1fr; gap: 28px; align-items: start; }
h2 { margin: 0 0 10px; font-size: 24px; letter-spacing: -0.03em; }
.muted { color: var(--muted); margin: 0; line-height: 1.55; }
.controls { display: grid; gap: 14px; }
.control { display: grid; grid-template-columns: 1fr 170px 52px; gap: 14px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); }
.control label { font-weight: 800; }
.control input { width: 100%; accent-color: var(--accent); }
.pill { border: 1px solid var(--line); padding: 12px; background: #fffdf7; }
.pill b { display: block; margin-bottom: 4px; }
.stack { display: grid; gap: 10px; }
.risk-high { border-left: 5px solid var(--hot); }
.risk-med { border-left: 5px solid var(--warn); }
.risk-low { border-left: 5px solid var(--good); }
.section-head { display: flex; justify-content: space-between; gap: 18px; align-items: start; }
button { border: 0; background: var(--ink); color: white; padding: 12px 16px; font-weight: 800; cursor: pointer; }
button:hover { background: var(--accent); }
.timeline { display: grid; gap: 12px; margin: 22px 0 0; padding-left: 24px; }
.timeline li { padding: 14px 16px; background: #fffdf7; border: 1px solid var(--line); }
.timeline b { display: block; margin-bottom: 4px; }
textarea { width: 100%; min-height: 260px; border: 1px solid var(--line); background: #fffdf7; padding: 18px; font: 14px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; color: #233142; }
@media (max-width: 850px) { .hero, .grid, .metrics, .two-col { grid-template-columns: 1fr; } h1 { font-size: 52px; } .control { grid-template-columns: 1fr; } }