:root{--bg:#f6f7f9;--card:#fff;--ink:#14171c;--muted:#69707d;--line:#e6e8ec;--gold:#c99a2e;--gold2:#a67d17;--danger:#b42318;--green:#067647}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}h1{margin:10px 0;font-size:34px;line-height:1.1}h2{margin:0 0 10px;font-size:21px}h3{margin:0 0 8px}.muted{color:var(--muted)}.brand{letter-spacing:-.3px;font-size:18px;font-weight:900}.brand span{color:var(--gold)}.btn{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:9px;justify-content:center;align-items:center;padding:10px 15px;font-weight:800;display:inline-flex}.btn-primary{background:var(--ink);border-color:var(--ink);color:#fff}.btn:disabled{opacity:.6;cursor:not-allowed}.full{width:100%;margin-top:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:0 4px 18px #1018280a}.app-shell{grid-template-columns:230px 1fr;min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);background:#fff;flex-direction:column;padding:22px;display:flex}.sidebar nav{gap:5px;margin-top:30px;display:grid}.navitem{color:#4b5563;border-radius:8px;padding:10px 11px}.navitem:hover,.navitem.active{color:#111;background:#f1f2f4;text-decoration:none}.logout{margin-top:auto}.logout button{color:var(--muted);cursor:pointer;background:0 0;border:0;padding:10px}.main{width:100%;max-width:1400px;margin:0 auto;padding:30px}.standalone{min-height:100vh}.topbar{justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;display:flex}.stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px;display:grid}.stat{padding:18px}.stat small{color:var(--muted);display:block}.stat strong{margin-top:6px;font-size:25px;display:block}.section-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:22px;display:flex}.empty{text-align:center;padding:60px 20px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;padding:14px 18px}th{color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px}.model-grid{grid-template-columns:minmax(0,1fr) 360px;gap:20px;display:grid}.model-grid>.card{padding:24px}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px;display:grid}.label{margin:0 0 7px;font-size:13px;font-weight:750;display:block}.input{width:100%;font:inherit;background:#fff;border:1px solid #d5d8de;border-radius:8px;padding:10px 11px}.input:focus{border-color:var(--gold);outline:2px solid #c99a2e40}.metric{border-bottom:1px solid var(--line);padding:12px 0}.metric small{color:var(--muted);display:block}.metric strong{margin-top:2px;font-size:21px;display:block}.fine{color:var(--muted);margin-top:18px;font-size:12px;line-height:1.5}.error,.error-banner{color:var(--danger)}.error-banner{background:#fff0ee;border:1px solid #ffd2cc;border-radius:8px;margin-bottom:16px;padding:12px}.success{color:var(--green)}.auth{place-items:center;min-height:100vh;padding:20px;display:grid}.auth-card{border:1px solid var(--line);background:#fff;border-radius:16px;width:min(440px,100%);padding:30px;box-shadow:0 10px 40px #10182814}.auth-card h1{margin:28px 0 22px}.auth-card form{gap:2px;display:grid}.auth-card .input{margin-bottom:12px}.readbox{border:1px solid var(--line);border-radius:10px;padding:14px}.readbox small{color:var(--muted);display:block}.readbox b{margin-top:5px;font-size:18px;display:block}.readonly{margin-top:16px}@media (max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--line);gap:14px;position:static}.sidebar nav{margin-top:12px;display:flex;overflow:auto}.logout{position:absolute;top:12px;right:12px}.main{padding:20px}.stats{grid-template-columns:repeat(2,1fr)}.model-grid,.form-grid{grid-template-columns:1fr}.topbar{align-items:flex-start}.topbar .btn{margin-top:4px}}@media (max-width:520px){.stats{grid-template-columns:1fr 1fr}.topbar{flex-direction:column}.topbar .btn{width:100%}}