:root { --primary:#1f3b73; --bg:#f1f5f9; --card:#fff; --border:#e2e8f0; --text:#1e293b; --muted:#64748b; --radius:10px; --success:#16a34a; --danger:#dc2626; }
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px}
.container{max-width:980px;margin:0 auto;padding:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.04);padding:16px;margin-bottom:14px}
h3,h4{margin:0 0 12px;color:var(--primary)}
.form-control,.form-select{font-size:13px;padding:6px 10px;border-radius:8px;border:1px solid var(--border);width:100%}
.form-label{font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:3px;display:block}
.btn{font-size:13px;padding:6px 12px;border-radius:8px;border:none;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-secondary{background:#e2e8f0;color:var(--text)}
.btn-danger{background:var(--danger);color:#fff}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th,.table td{padding:8px 10px;border-bottom:1px solid var(--border);text-align:left}
.table thead th{background:#f8fafc;color:var(--muted);font-size:12px;text-transform:uppercase}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;background:var(--primary);color:#fff}
.alert{padding:10px 14px;border-radius:8px;margin-bottom:12px}
.alert-success{background:#dcfce7;color:#166534}
.alert-error{background:#fee2e2;color:#991b1b}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:14px}
.stat .v{font-size:22px;font-weight:700;color:var(--primary)}
.stat .l{font-size:12px;color:var(--muted)}
.nav{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.nav a{color:var(--primary);text-decoration:none;font-weight:600}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row input,.row select{flex:1;min-width:120px}
@media (max-width:600px){.row{flex-direction:column}}