:root { --bg:#0b0d10; --panel:#11151b; --panel2:#171d25; --text:#f5f7fa; --muted:#9aa4b2; --line:rgba(255,255,255,.1); --accent:#d9ff4a; --danger:#ff6b6b; --ok:#8fffca; --radius:18px; }
* { box-sizing: border-box; }
body { margin:0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background:#f3f5f7; color:#16191f; }
a { color:inherit; }
.admin-body { display:grid; grid-template-columns:260px 1fr; min-height:100vh; }
.admin-sidebar { background:var(--bg); color:var(--text); padding:24px; position:sticky; top:0; height:100vh; overflow:auto; }
.admin-logo { display:block; font-size:20px; font-weight:1000; letter-spacing:.08em; text-transform:uppercase; margin-bottom:24px; text-decoration:none; }
.admin-sidebar nav { display:grid; gap:8px; }
.admin-sidebar nav a { color:var(--muted); text-decoration:none; padding:12px 14px; border-radius:12px; }
.admin-sidebar nav a:hover, .admin-sidebar nav a.active { background:var(--panel2); color:var(--text); }
.admin-main { min-width:0; }
.admin-topbar { display:flex; align-items:center; justify-content:space-between; gap:24px; padding:24px 32px; background:#fff; border-bottom:1px solid #dfe4eb; }
.admin-topbar h1 { margin:0 0 4px; font-size:28px; letter-spacing:-.04em; }
.admin-topbar p { margin:0; color:#6b7480; }
.admin-user { display:flex; align-items:center; gap:14px; }
.admin-user a { text-decoration:none; font-weight:800; }
.admin-content { padding:32px; display:grid; gap:24px; }
.card, .stat-card { background:#fff; border:1px solid #dfe4eb; border-radius:var(--radius); padding:24px; box-shadow:0 20px 60px rgba(11,13,16,.06); }
.card-head { display:flex; justify-content:space-between; align-items:center; gap:18px; margin-bottom:18px; }
.card h2, .card-head h2 { margin:0; letter-spacing:-.03em; }
.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.stat-card span { color:#6b7480; display:block; margin-bottom:8px; }
.stat-card strong { font-size:38px; letter-spacing:-.05em; }
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:24px; align-items:start; }
.table { width:100%; border-collapse:collapse; font-size:14px; }
.table th { text-align:left; color:#6b7480; font-size:12px; text-transform:uppercase; letter-spacing:.08em; }
.table th, .table td { padding:13px 10px; border-bottom:1px solid #e5e9ef; vertical-align:top; }
.table small { color:#6b7480; }
.wide-table { min-width:1100px; }
.table-scroll { overflow:auto; }
.actions { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.actions a { color:#0b65d8; font-weight:800; text-decoration:none; }
.actions form { display:inline; }
.link-danger { background:none; border:0; color:var(--danger); padding:0; font:inherit; font-weight:800; cursor:pointer; }
.pill { display:inline-flex; padding:5px 9px; border-radius:999px; background:#eef2f6; color:#2f3945; font-size:12px; font-weight:900; }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; min-height:42px; border-radius:999px; padding:10px 16px; border:1px solid #ccd3dc; background:#fff; text-decoration:none; color:#16191f; font-weight:900; cursor:pointer; }
.btn-primary { background:var(--accent); border-color:var(--accent); color:#16191f; }
.button-row { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.admin-form { display:grid; gap:14px; }
.admin-form label { font-weight:900; color:#2a3340; }
.admin-form input, .admin-form textarea, .admin-form select, .mini-form textarea, .mini-form select { width:100%; border:1px solid #ccd3dc; border-radius:12px; padding:12px 13px; font:inherit; background:#fff; color:#16191f; }
.admin-form textarea { resize:vertical; }
.form-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.form-card { max-width:980px; }
.preview { width:160px; height:110px; object-fit:cover; border-radius:12px; border:1px solid #dfe4eb; margin-bottom:10px; }
.notice { padding:14px 16px; border-radius:14px; margin-bottom:14px; }
.notice-success { background:#efffce; color:#3a5200; border:1px solid #d9ff4a; }
.notice-error { background:#ffecec; color:#8a1f1f; border:1px solid #ffc9c9; }
.mini-form { display:grid; gap:8px; min-width:190px; }
.login-body, .install-body { min-height:100vh; display:grid; place-items:center; background:radial-gradient(circle at top right, rgba(217,255,74,.18), transparent 36%), #0b0d10; padding:24px; }
.login-card, .install-card { width:min(520px,100%); background:#fff; border-radius:24px; padding:32px; box-shadow:0 28px 90px rgba(0,0,0,.28); }
.install-wrap { width:min(760px,100%); }
.install-card { width:100%; }
.login-card h1, .install-card h1 { margin:0 0 8px; letter-spacing:-.05em; }
.login-card p, .install-card p { color:#6b7480; }
@media (max-width: 980px) {
  .admin-body { grid-template-columns:1fr; }
  .admin-sidebar { position:relative; height:auto; }
  .admin-sidebar nav { grid-template-columns:repeat(2,1fr); }
  .admin-topbar { flex-direction:column; align-items:flex-start; }
  .stats-grid, .grid-2, .form-grid { grid-template-columns:1fr; }
  .admin-content, .admin-topbar { padding:22px; }
}