:root{--bg:#f6f5f2;--surface:#fff;--surface2:#f0efeb;--text:#1f2328;--muted:#6b7280;--border:#dedbd3;--accent:#254c3c;--accent2:#386854;--danger:#8c2f2f;--warning:#9a6b12;--ok:#2f6f4e;--shadow:0 18px 50px rgba(22,28,36,.10);--radius:18px;--font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--serif:Georgia,"Times New Roman",serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,rgba(37,76,60,.12),transparent 34rem),radial-gradient(circle at top right,rgba(137,91,44,.10),transparent 30rem),var(--bg);color:var(--text);font-family:var(--font)}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:20;min-height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 34px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(222,219,211,.85)}.brand{display:flex;align-items:center;gap:12px;font-weight:750;letter-spacing:-.03em;font-size:20px}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:white;background:linear-gradient(135deg,var(--accent),#111827);font-family:var(--serif);font-size:20px}.topbar nav{display:flex;gap:6px}.topbar nav a{padding:10px 14px;border-radius:999px;color:#4b5563;font-size:14px}.topbar nav a:hover{background:var(--surface2);color:var(--text)}.test-banner{padding:11px 24px;text-align:center;background:#fff4d7;color:#6f4e12;border-bottom:1px solid #f0dfad;font-weight:700}.page{max-width:1180px;margin:0 auto;padding:54px 28px 80px}.login-layout{min-height:calc(100vh - 180px);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:44px;align-items:center}.kicker{display:inline-flex;padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.7);color:var(--muted);font-size:13px;margin-bottom:22px}.hero h1,.app-head h1,.static-card h1{margin:0;font-family:var(--serif);font-size:clamp(42px,7vw,78px);line-height:.98;letter-spacing:-.055em}.hero p{margin:26px 0 0;max-width:640px;color:#4b5563;font-size:19px;line-height:1.65}.card,.chat-shell,.static-card{background:rgba(255,255,255,.86);border:1px solid rgba(222,219,211,.92);border-radius:28px;box-shadow:var(--shadow)}.card{padding:28px}.card h2{margin:0 0 8px;font-size:24px;letter-spacing:-.04em}.card p{margin:0 0 22px;color:var(--muted);line-height:1.5}label{display:block;margin:0 0 8px;color:#374151;font-size:13px;font-weight:650}.input-row{display:flex;gap:10px;align-items:center}input,textarea{width:100%;border:1px solid var(--border);background:#fff;color:var(--text);border-radius:16px;padding:15px 16px;font:inherit;outline:none;transition:border-color .16s,box-shadow .16s}textarea{min-height:96px;resize:vertical;line-height:1.5}input:focus,textarea:focus{border-color:rgba(37,76,60,.65);box-shadow:0 0 0 4px rgba(37,76,60,.10)}button{border:0;border-radius:16px;padding:15px 18px;background:var(--accent);color:#fff;font:inherit;font-weight:700;cursor:pointer;box-shadow:0 10px 22px rgba(37,76,60,.22);white-space:nowrap}button:hover{background:var(--accent2)}button:disabled{background:#9ca3af;cursor:not-allowed;box-shadow:none}.notice,.error,.message{margin-top:18px;padding:14px 15px;border-radius:16px;font-size:14px;line-height:1.45}.notice{background:#fff8e6;border:1px solid #f0dfad;color:#6f4e12}.error,.message.error{background:#fdecec;border:1px solid #f2c1c1;color:var(--danger)}.message.ok{background:#e8f4ed;border:1px solid #b8dfc7;color:var(--ok)}.app-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:28px}.pill{margin-top:14px;display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);padding:9px 13px;border-radius:999px;color:var(--muted);font-size:14px}.pill strong{color:var(--text)}.summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;min-width:360px}.summary div{background:rgba(255,255,255,.82);border:1px solid var(--border);border-radius:18px;padding:16px}.summary b{display:block;font-size:22px;letter-spacing:-.04em}.summary span{display:block;margin-top:4px;color:var(--muted);font-size:13px}.chat-shell{overflow:hidden}.prompt-box{padding:24px;border-bottom:1px solid var(--border);background:rgba(251,250,248,.8)}.actions{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:12px}.actions span{color:var(--muted);font-size:13px}.question-list{padding:10px}.question-card{display:grid;grid-template-columns:150px 1fr auto;gap:18px;align-items:center;padding:18px;border:1px solid transparent;border-radius:22px;background:transparent}.question-card+.question-card{border-top:1px solid var(--border);border-top-left-radius:0;border-top-right-radius:0}.question-card:hover{background:#fbfaf8;border-color:var(--border)}.status{display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:8px 10px;border-radius:999px;font-size:13px;font-weight:750}.status:before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}.pending{color:var(--warning);background:#fff4d7}.processing{color:#315a91;background:#eaf1ff}.answered{color:var(--ok);background:#e8f4ed}.failed{color:var(--danger);background:#fdecec}.q-main h3{margin:0;font-size:16px;line-height:1.45;letter-spacing:-.01em}.q-main p{margin:7px 0 0;color:var(--muted);font-size:13px}.answer-link{display:inline-flex;align-items:center;gap:8px;padding:11px 13px;border-radius:14px;background:#fff;border:1px solid var(--border);color:var(--accent);font-size:14px;font-weight:750;white-space:nowrap}.answer-link.disabled{opacity:.45;pointer-events:none;color:var(--muted)}.static-card{max-width:860px;margin:40px auto;padding:34px}.static-card h1{font-size:50px}.static-card p{color:#4b5563;line-height:1.7;font-size:17px}@media(max-width:920px){.login-layout{grid-template-columns:1fr}.app-head{display:block}.summary{margin-top:20px;min-width:0}.question-card{grid-template-columns:1fr;gap:10px}.topbar{padding:14px 18px;align-items:flex-start;flex-direction:column}.topbar nav{flex-wrap:wrap}.page{padding:34px 16px 60px}.input-row,.actions{flex-direction:column;align-items:stretch}.summary{grid-template-columns:1fr}}