:root{--bg:#0f1115;--surface:#171a21;--surface-2:#1e222b;--border:#2a2f3a;--text:#e6e9ef;--text-dim:#9aa3b2;--primary:#3b82f6;--primary-hover:#2f6fe0;--danger:#ef4444;--success:#22c55e;--warning:#f59e0b;--radius:10px;--sidebar-w:250px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:32px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;margin-bottom:4px}.brand-badge{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--primary),#8b5cf6);display:grid;place-items:center;font-size:16px}.shell{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:18px 14px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.nav,.sidebar{display:flex;flex-direction:column}.nav{gap:2px;margin-top:18px;flex:1 1}.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.06em;margin:16px 8px 6px}.nav a,.nav-section{color:var(--text-dim)}.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;font-weight:500}.nav a.active,.nav a:hover{background:var(--surface-2);color:var(--text)}.nav a.active{box-shadow:inset 2px 0 0 var(--primary)}.sidebar-user{border-top:1px solid var(--border);padding-top:12px;margin-top:12px;font-size:12px;color:var(--text-dim)}.main{display:flex;flex-direction:column}.topbar{height:60px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;background:var(--surface);position:-webkit-sticky;position:sticky;top:0;z-index:5}.content{padding:28px;max-width:1100px;width:100%}.page-title{font-size:22px;font-weight:700;margin:0 0 4px}.page-sub{color:var(--text-dim);margin:0 0 22px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:16px;gap:16px}.stat{font-size:28px;font-weight:700}.label,.stat-label{color:var(--text-dim);font-size:13px}.label{display:block;margin:14px 0 6px}.input,.select{width:100%;padding:10px 12px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px}.input:focus,.select:focus{outline:none;border-color:var(--primary)}.row{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-weight:600;font-size:14px;cursor:pointer}.btn:hover{border-color:var(--text-dim)}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}.btn-sm{padding:6px 10px;font-size:12px}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:11px 12px;border-bottom:1px solid var(--border);font-size:13px}th{color:var(--text-dim);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.04em}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11px;font-weight:600;border:1px solid var(--border)}.badge-green{color:var(--success);border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.08)}.badge-blue{color:var(--primary);border-color:rgba(59,130,246,.4);background:rgba(59,130,246,.08)}.badge-amber{color:var(--warning);border-color:rgba(245,158,11,.4);background:rgba(245,158,11,.08)}.badge-red{color:var(--danger);border-color:rgba(239,68,68,.4);background:rgba(239,68,68,.08)}.alert{padding:11px 14px;border-radius:8px;font-size:13px;margin-bottom:14px;border:1px solid var(--border)}.alert-error{border-color:rgba(239,68,68,.4);background:rgba(239,68,68,.08);color:#fca5a5}.alert-success{border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.08);color:#86efac}.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.muted{color:var(--text-dim)}.toolbar{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;margin-bottom:16px}.inline-form{display:inline}.empty{text-align:center;padding:40px;color:var(--text-dim)}.mono{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:12px}