:root{
  --bg:#0b1020;--bg2:#121a2f;--card:#17223d;--text:#eef3ff;--muted:#9db0d1;--line:#2a3a61;--accent:#5eead4;--accent2:#60a5fa;--danger:#f87171;--success:#34d399;
}
*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Arial,Helvetica,sans-serif;background:linear-gradient(180deg,var(--bg),#0f172a);color:var(--text);min-height:100vh}
a{color:inherit;text-decoration:none}button,input{font:inherit}
.wrap{width:min(1100px,calc(100% - 24px));margin:0 auto}.main{padding:20px 0 40px}.topbar{position:sticky;top:0;backdrop-filter:blur(10px);background:rgba(11,16,32,.78);border-bottom:1px solid var(--line);z-index:10}.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0}.brand{font-weight:700;font-size:22px}.nav{display:flex;gap:14px;flex-wrap:wrap}.nav a{color:var(--muted)}.nav a:hover{color:var(--text)}
.card{background:linear-gradient(180deg,rgba(23,34,61,.96),rgba(20,29,52,.96));border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 20px 40px rgba(0,0,0,.24)}.small-card{max-width:480px;margin:20px auto}.hero,.hero-dashboard{display:grid;grid-template-columns:1.2fr .9fr;gap:20px;align-items:center}.hero h1,.hero-dashboard h1{font-size:40px;line-height:1.1;margin:0 0 10px}.hero p,.hero-dashboard p{color:var(--muted);font-size:18px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}.btn{border:none;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#08101f;padding:12px 18px;border-radius:14px;font-weight:700;cursor:pointer}.btn-secondary{background:#223255;color:var(--text);border:1px solid var(--line)}.btn:disabled{opacity:.6;cursor:not-allowed}
.grid{display:grid;gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.mt-20{margin-top:20px}.stats-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.stats-grid.compact{align-self:start}.mini-card{display:flex;flex-direction:column;gap:6px;padding:16px;border-radius:18px;background:#10192f;border:1px solid var(--line)}.mini-card.full{min-height:110px}.mini-card strong{font-size:24px}.mini-card span,.mini-card small,p,li{color:var(--muted)}
.form-grid{display:grid;gap:14px}.form-grid label{display:grid;gap:8px;color:var(--muted)}input{width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#0d1427;color:var(--text)}
.flash{padding:14px 16px;border-radius:16px;margin-bottom:16px}.flash-success{background:rgba(52,211,153,.14);border:1px solid rgba(52,211,153,.45)}.flash-error{background:rgba(248,113,113,.14);border:1px solid rgba(248,113,113,.45)}.flash-info{background:rgba(96,165,250,.14);border:1px solid rgba(96,165,250,.4)}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}th{color:#c5d2ec}.clean-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}.row-between{display:flex;justify-content:space-between;align-items:center;gap:10px}.stack{display:grid;gap:12px}.actions-inline{display:flex;gap:10px;flex-wrap:wrap}
.game-card{text-align:center}.game-meta{display:flex;justify-content:center;gap:24px;margin:14px 0;color:var(--muted)}.game-question{font-size:42px;font-weight:700;padding:24px 12px;border-radius:20px;background:#0f1830;border:1px dashed var(--line);margin:18px 0}.game-form{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.game-form input{max-width:220px;text-align:center;font-size:22px}.hidden{display:none!important}.game-result{margin-top:18px;min-height:24px;color:#c5d2ec}.reaction-box{width:min(100%,420px);height:220px;border-radius:24px;border:2px solid var(--line);background:#1f2937;color:#fff;font-size:28px;font-weight:700;cursor:pointer}
.footer{padding:0 0 30px;color:var(--muted)}
@media (max-width:800px){.hero,.hero-dashboard,.grid.two,.grid.three{grid-template-columns:1fr}.hero h1,.hero-dashboard h1{font-size:30px}.topbar-inner{align-items:flex-start;flex-direction:column}.nav{gap:10px}}