:root{--bg:#f7f8fa;--card:#fff;--ink:#0f172a;--mute:#64748b;--line:#e5e7eb;--brand:#4f46e5;--brand-2:#7c3aed;--good:#059669;--bad:#dc2626;--warn:#d97706;--soft:#eef2ff}@media (prefers-color-scheme:dark){:root{--bg:#0b1020;--card:#131a2e;--ink:#e8ecf7;--mute:#93a0bd;--line:#232c47;--soft:#1b2247}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif;font-size:14px;line-height:1.5}a{color:var(--brand);text-decoration:none}h1,h2,h3{margin:0;line-height:1.2}button,input,select,textarea{font:inherit;color:inherit}.btn{background:var(--brand);color:#fff;border:0;border-radius:8px;padding:9px 16px;font-weight:600;cursor:pointer}.btn:hover{filter:brightness(1.08)}.btn:disabled{opacity:.6;cursor:wait}.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}.btn.sm{padding:5px 10px;font-size:12px}input,select,textarea{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:9px 12px;width:100%}input:focus,textarea:focus,select:focus{outline:2px solid var(--brand);outline-offset:-1px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}.grid{display:grid;gap:16px}.g4{grid-template-columns:repeat(4,1fr)}.g2{grid-template-columns:2fr 1fr}.g2e{grid-template-columns:1fr 1fr}@media (max-width:900px){.g4{grid-template-columns:repeat(2,1fr)}.g2,.g2e{grid-template-columns:1fr}.side{display:none}}.row{display:flex;align-items:center;gap:10px}.between{justify-content:space-between}.mute{color:var(--mute)}.sm{font-size:12px}table{width:100%;border-collapse:collapse}th{text-align:left;color:var(--mute);font-weight:500;font-size:12px;padding:8px 10px;border-bottom:1px solid var(--line)}td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top}tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:600;background:var(--soft);color:var(--brand)}.badge.positive{background:#d1fae5;color:#065f46}.badge.negative{background:#fee2e2;color:#991b1b}.badge.neutral{background:#e5e7eb;color:#374151}.stat .v{font-size:28px;font-weight:700}.stat .l{color:var(--mute);font-size:12px}.up{color:var(--good)}.down{color:var(--bad)}.bar{height:8px;border-radius:99px;background:var(--line);overflow:hidden}.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2))}.shell{display:flex;min-height:100vh}.side{width:220px;padding:20px 14px;border-right:1px solid var(--line);background:var(--card);position:sticky;top:0;height:100vh}.side a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink);font-weight:500;margin-bottom:2px}.side a.on{background:var(--soft);color:var(--brand)}.main{flex:1;padding:28px;max-width:1200px;margin:0 auto;width:100%}.logo{font-weight:700;font-size:18px;margin-bottom:20px}.logo b{color:var(--brand)}.hero{text-align:center;padding:80px 20px 40px;max-width:760px;margin:0 auto}.hero h1{font-size:46px;letter-spacing:-1px}.hero p{color:var(--mute);font-size:17px;margin:16px 0 28px}.hero .grad{background:linear-gradient(90deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}.cta{display:flex;gap:8px;max-width:520px;margin:0 auto}.cta input{padding:13px 14px}.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1000px;margin:40px auto;padding:0 20px}@media (max-width:800px){.feat{grid-template-columns:1fr}.hero h1{font-size:32px}}.answer{white-space:pre-wrap;background:var(--bg);border-radius:8px;padding:12px;margin-top:8px;font-size:13px}.pill{border:1px solid var(--line);border-radius:99px;padding:3px 10px;font-size:12px;cursor:pointer;background:var(--card)}.pill.on{background:var(--brand);color:#fff;border-color:var(--brand)}.own{background:var(--soft)}.empty{padding:40px;text-align:center;color:var(--mute)}.err{color:var(--bad);margin-top:10px}pre.out{white-space:pre-wrap;background:var(--bg);padding:14px;border-radius:8px}