:root {
  --bg: #0a0e1a;
  --panel: #131b2e;
  --panel-2: #1a2440;
  --line: rgba(255,255,255,.08);
  --text: #f5f7fb;
  --muted: #9ba8c7;
  --primary: #5b8cff;
  --success: #20c997;
  --warning: #ffb020;
  --danger: #ff5d73;
}
* { box-sizing: border-box; }
body { margin:0; font-family: Arial, Helvetica, sans-serif; background: linear-gradient(180deg, #08101f, #0f172b); color: var(--text); }
a { color: inherit; text-decoration: none; }
.container { width:min(1120px, 92%); margin:0 auto; }
.topbar { position:sticky; top:0; z-index:30; background:rgba(10,14,26,.88); backdrop-filter: blur(12px); border-bottom:1px solid var(--line); }
.nav { display:flex; align-items:center; justify-content:space-between; padding:16px 0; gap:16px; }
.nav nav { display:flex; gap:14px; align-items:center; flex-wrap:wrap; }
.logo { font-size: 24px; font-weight: 700; color: #fff; }
.section { padding: 32px 0 48px; }
.hero { display:grid; grid-template-columns:1.2fr .8fr; gap:24px; align-items:center; padding: 24px 0 48px; }
.card, .panel { background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.02)); border:1px solid var(--line); border-radius:22px; box-shadow: 0 12px 40px rgba(0,0,0,.26); }
.panel { padding:22px; }
.hero-box { padding:34px; }
.hero h1 { font-size:clamp(32px, 5vw, 54px); margin:0 0 12px; }
.hero p { color:var(--muted); font-size:18px; line-height:1.6; }
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; background:var(--primary); color:#fff; padding:14px 18px; border-radius:14px; font-weight:700; border:none; cursor:pointer; }
.btn-outline { background: transparent; border:1px solid var(--line); }
.btn-small { padding:10px 14px; border-radius:12px; }
.grid-3 { display:grid; grid-template-columns: repeat(3, 1fr); gap:18px; }
.grid-2 { display:grid; grid-template-columns: repeat(2, 1fr); gap:18px; }
.feature { padding:22px; }
.feature h3, .plan-card h3, .game-card h3 { margin-top:0; }
.muted { color: var(--muted); }
.badge { display:inline-block; padding:7px 10px; border-radius:999px; background: rgba(91,140,255,.16); color:#dbe5ff; font-size:12px; font-weight:700; }
.plan-card, .game-card { padding:22px; }
.price { font-size:36px; font-weight:800; margin:10px 0; }
.list { margin:0; padding-left:18px; color:var(--muted); }
.form-group { margin-bottom:16px; }
label { display:block; margin-bottom:8px; font-weight:700; }
input, select, textarea { width:100%; background:#0f172b; color:#fff; border:1px solid var(--line); border-radius:14px; padding:13px 14px; outline:none; }
textarea { min-height:120px; resize:vertical; }
.auth-box { max-width:520px; margin:28px auto; padding:26px; }
.table-wrap { overflow:auto; }
table { width:100%; border-collapse:collapse; }
th, td { padding:12px; border-bottom:1px solid var(--line); text-align:left; }
.footer { border-top:1px solid var(--line); padding:30px 0; background:#0a0f1e; }
.footer-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.alert { padding:14px 16px; border-radius:14px; margin-bottom:18px; }
.alert-success { background:rgba(32,201,151,.12); border:1px solid rgba(32,201,151,.26); }
.alert-error { background:rgba(255,93,115,.12); border:1px solid rgba(255,93,115,.26); }
.alert-warning { background:rgba(255,176,32,.12); border:1px solid rgba(255,176,32,.26); }
.kpi { padding:20px; }
.kpi strong { font-size:30px; display:block; margin-top:8px; }
.cover { width:100%; height:220px; object-fit:cover; border-radius:18px; border:1px solid var(--line); background:#0f172b; }
.admin-menu { display:flex; flex-wrap:wrap; gap:12px; margin-bottom:20px; }
.play-box { min-height: 380px; display:flex; flex-direction:column; justify-content:center; align-items:center; text-align:center; padding:30px; }
@media (max-width: 900px) {
  .hero, .grid-3, .grid-2, .footer-grid { grid-template-columns:1fr; }
  .nav { flex-direction:column; align-items:flex-start; }
}