:root{--primary:#1359a5;--accent:#19a974;--ink:#172238;--muted:#667085;--bg:#f3f6fa;--card:#fff;--line:#e4e9f0;--danger:#c9333c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Segoe UI,Arial,sans-serif}.topbar{background:#0b203a;color:#fff;padding:14px 0;box-shadow:0 2px 14px #07182d35}.wrap{max-width:1180px;margin:auto;padding:0 22px}.brand{display:flex;align-items:center;gap:12px;font-weight:750}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#2c7be5,#18b981);display:grid;place-items:center}.nav{display:flex;justify-content:space-between;align-items:center}.nav a{color:#e9f2ff;text-decoration:none;margin-left:18px;font-size:14px}.hero{padding:56px 0 28px;text-align:center}.hero h1{font-size:clamp(28px,5vw,48px);margin:0 0 12px;letter-spacing:-1.3px}.hero p{max-width:720px;margin:auto;color:var(--muted);line-height:1.65}.search-card,.card{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 12px 35px #18314c12}.search-card{padding:18px;max-width:900px;margin:18px auto 35px}.search-row{display:flex;gap:12px}.search-row textarea{flex:1;resize:vertical;min-height:58px}.input,textarea,select{width:100%;border:1px solid #cfd8e5;border-radius:12px;padding:13px 14px;font:inherit;outline:none;background:#fff}.input:focus,textarea:focus,select:focus{border-color:#3b82d4;box-shadow:0 0 0 4px #3b82d41c}.btn{border:0;border-radius:12px;padding:11px 16px;background:var(--primary);color:#fff;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn:hover{filter:brightness(.94)}.btn.secondary{background:#eef4fb;color:#164d86}.btn.danger{background:#fff0f1;color:var(--danger)}.grid{display:grid;grid-template-columns:1.6fr .9fr;gap:20px;margin-bottom:45px}.card{padding:24px}.card h2,.card h3{margin-top:0}.answer{white-space:pre-line;line-height:1.72;font-size:16px}.badge{display:inline-flex;border-radius:999px;padding:6px 10px;background:#e8f7f1;color:#087653;font-size:12px;font-weight:700}.source{padding:14px 0;border-top:1px solid var(--line)}.source:first-of-type{border-top:0}.source b{font-size:14px}.source p{font-size:13px;line-height:1.5;color:var(--muted);margin:6px 0}.muted{color:var(--muted)}.block{display:block;margin-top:12px}.flash{padding:13px 16px;border-radius:12px;margin:16px 0;background:#eaf7f1;color:#087653}.flash.error{background:#fff0f1;color:#a61b27}.auth{max-width:460px;margin:65px auto}.form-group{margin:15px 0}.form-group label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:22px 0}.stat{padding:18px;border-radius:16px;background:#fff;border:1px solid var(--line)}.stat strong{font-size:26px;display:block}.footer{text-align:center;color:var(--muted);font-size:12px;padding:30px}.admin-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:20px;margin-bottom:22px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.category-box{margin-top:24px;border-top:1px solid var(--line);padding-top:18px}.category-box summary{cursor:pointer;font-weight:700;color:var(--primary)}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head p{margin:5px 0}.filters{display:grid;grid-template-columns:minmax(210px,1fr) 190px auto;gap:9px;min-width:min(100%,590px)}.document-list{display:grid;gap:13px}.document-item{display:grid;grid-template-columns:64px 1fr;gap:17px;border:1px solid var(--line);border-radius:16px;padding:18px;background:#fbfdff}.document-icon{width:58px;height:58px;border-radius:14px;background:#eaf2fc;color:#15518d;font-size:13px;font-weight:800;display:grid;place-items:center;text-align:center;padding:4px}.document-top{display:flex;justify-content:space-between;gap:12px}.document-top h3{font-size:18px;margin:8px 0 5px}.analysis{margin:5px 0 10px;line-height:1.55;color:#44516a}.meta{display:flex;flex-wrap:wrap;gap:7px 16px;color:var(--muted);font-size:12px}.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.empty{text-align:center;padding:30px}dialog{border:0;border-radius:20px;padding:24px;width:min(620px,calc(100% - 28px));box-shadow:0 25px 80px #0d1f3c55}dialog::backdrop{background:#0b172a99}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head h3{margin:0}.dialog-head button{border:0;background:#eef2f7;width:34px;height:34px;border-radius:50%;font-size:22px;cursor:pointer}dialog form+form{margin-top:18px;padding-top:15px;border-top:1px solid var(--line)}@media(max-width:850px){.admin-grid{grid-template-columns:1fr}.section-head{display:block}.filters{grid-template-columns:1fr;margin-top:16px}.form-row{grid-template-columns:1fr}}@media(max-width:760px){.grid{grid-template-columns:1fr}.search-row{flex-direction:column}.stats{grid-template-columns:1fr}.nav-links{display:none}.hero{padding-top:36px}.card{padding:18px}.document-item{grid-template-columns:1fr}.document-icon{width:48px;height:48px}.document-top{align-items:flex-start}}