:root{--ink:#0f172a;--muted:#6b7280;--gold:#d4af37;--bg:#f7f7fb;--card:#fff;}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
.wrap{max-width:1100px;margin:28px auto;padding:0 16px}
.site-header{background:#000;color:var(--gold);padding:18px 0;text-align:center}
.site-header .sub{color:#ddd;margin:6px 0 0}
.site-nav{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:14px 0}
.btn-menu{display:inline-block;background:#1e293b;color:#fff;padding:10px 14px;border-radius:8px;text-decoration:none}
.btn-menu.active{background:#0ea5e9}
.card{background:var(--card);border:1px solid #e5e7eb;border-radius:10px;padding:14px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #eee;padding:8px 10px;text-align:left}
.help{color:var(--muted);font-size:13px}
label{font-weight:600;margin:6px 0 4px;display:block}
input,select,textarea{width:100%;padding:9px 10px;border:1px solid #d1d5db;border-radius:8px;background:#fff}
.row{display:grid;grid-template-columns:repeat(12,1fr);gap:10px}
.row>div{grid-column:span 4}
.row>div:nth-child(4){grid-column:1 / span 12}
.btn{background:#16a34a;color:#fff;border:none;border-radius:8px;padding:10px 14px;cursor:pointer}
.btn.secondary{background:#94a3b8}
.badge{background:#111;color:#fff;border-radius:999px;padding:4px 8px;font-size:12px}
.alert{padding:10px 12px;border-radius:8px;margin:8px 0}
.alert.success{background:#dcfce7}
.alert.danger{background:#fee2e2}
.form-text{font-size:12px;color:#6b7280}
.text-muted{color:#6b7280}
.text-center{text-align:center}
.text-nowrap{white-space:nowrap}
.table-responsive{overflow:auto}