:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #eef2ff;
  --text: #17213d;
  --muted: #69738f;
  --border: #dce2f0;
  --primary: #4557d6;
  --primary-2: #6f4bd8;
  --shadow: 0 18px 50px rgba(27, 39, 82, .08);
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1424;
  --surface: #171e33;
  --surface-2: #202a47;
  --text: #f4f6ff;
  --muted: #a7b0c9;
  --border: #2b3555;
  --primary: #8491ff;
  --primary-2: #a982ff;
  --shadow: 0 18px 50px rgba(0, 0, 0, .25);
}
* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
.page { max-width: 1180px; margin: 0 auto; padding: 34px 20px 60px; }
.hero { display:grid; grid-template-columns: 1.55fr .8fr; gap:28px; align-items:stretch; margin-bottom:38px; }
.hero > div:first-child { padding: 26px 4px; }
.eyebrow { display:block; color:var(--primary); text-transform:uppercase; font-size:12px; font-weight:800; letter-spacing:.12em; margin-bottom:8px; }
h1 { font-size: clamp(34px, 5vw, 58px); line-height:1.02; letter-spacing:-.045em; margin:0 0 18px; max-width:820px; }
h2 { margin:0; font-size:25px; letter-spacing:-.025em; }
p { color:var(--muted); font-size:17px; line-height:1.65; max-width:800px; }
.hero-card,.panel { background:var(--surface); border:1px solid var(--border); border-radius:22px; box-shadow:var(--shadow); }
.hero-card { padding:22px; display:grid; gap:12px; align-content:center; }
.metric { padding:15px 16px; background:var(--surface-2); border-radius:15px; display:flex; align-items:baseline; justify-content:space-between; gap:14px; }
.metric strong { font-size:25px; }.metric span{color:var(--muted);font-size:13px;text-align:right}
.section-title { display:flex; align-items:flex-end; justify-content:space-between; gap:18px; margin:0 0 16px; }
.muted { color:var(--muted); font-size:13px; }
.module-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:14px; margin-bottom:38px; }
.module-card { background:var(--surface); border:1px solid var(--border); border-radius:18px; padding:19px; min-height:150px; box-shadow:0 8px 26px rgba(30,43,80,.045); display:flex; flex-direction:column; }
.module-card.locked { opacity:.72; }.module-card h3{margin:8px 0 7px;font-size:18px}.module-card p{font-size:13px;margin:0;line-height:1.45}.status{font-size:11px;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--primary)}.module-card button{margin-top:auto;align-self:flex-start}
.primary-button,.secondary-button { border:0; border-radius:10px; padding:9px 13px; font-weight:700; cursor:pointer; }
.primary-button { background:linear-gradient(135deg,var(--primary),var(--primary-2)); color:white; }.secondary-button{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}
.panel { padding:22px; margin:0 0 28px; }.filters{display:grid;grid-template-columns:2fr 1.4fr 1fr;gap:10px;margin-bottom:14px}.filters input,.filters select{width:100%;padding:11px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text)}
.question-list{display:grid;gap:10px}.question-item{border:1px solid var(--border);border-radius:13px;padding:14px;background:var(--bg)}.question-meta{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:7px}.pill{font-size:11px;padding:4px 7px;border-radius:999px;background:var(--surface-2);color:var(--muted)}
.architecture{margin-top:12px}.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:center;margin-top:20px}.flow-node{padding:16px;border:1px solid var(--border);background:var(--bg);border-radius:14px;display:flex;flex-direction:column;gap:4px;text-align:center}.flow-node span{font-size:12px;color:var(--muted)}.flow-node.primary{background:var(--surface-2);border-color:var(--primary)}.arrow{font-size:26px;color:var(--muted)}
.toast{position:fixed;right:18px;bottom:18px;max-width:340px;background:var(--text);color:var(--bg);padding:12px 14px;border-radius:12px;box-shadow:var(--shadow);font-size:13px}
@media(max-width:800px){.hero{grid-template-columns:1fr}.module-grid{grid-template-columns:1fr 1fr}.filters{grid-template-columns:1fr}.flow{grid-template-columns:1fr}.arrow{transform:rotate(90deg);text-align:center}.section-title{align-items:flex-start;flex-direction:column}.page{padding:24px 14px 50px}}
@media(max-width:520px){.module-grid{grid-template-columns:1fr}.page{padding-top:18px}h1{font-size:38px}}