:root{
  --bg:#070b14;
  --panel:#11182a;
  --panel2:#0d1322;
  --text:#f4f7ff;
  --muted:#95a2c7;
  --red:#ff4b5c;
  --cyan:#32c7ff;
  --border:rgba(255,255,255,.12);
}
*{box-sizing:border-box}
body{
  margin:0;
  color:var(--text);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255,75,92,.18), transparent 30%),
    radial-gradient(circle at top right, rgba(50,199,255,.18), transparent 30%),
    linear-gradient(180deg,#05070d,#0a1020);
}
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 18px;
  border-bottom:1px solid var(--border);
  background:rgba(4,6,12,.85);
  backdrop-filter:blur(8px);
  position:sticky;
  top:0;
}
.brand-wrap{display:flex;gap:12px;align-items:center}
.brand-badge{
  background:linear-gradient(135deg,var(--red),var(--cyan));
  color:white;
  padding:8px 10px;
  border-radius:10px;
  font-weight:800;
  letter-spacing:.08em;
  font-size:12px;
}
.brand{font-weight:900;font-size:20px;letter-spacing:.04em}
.subbrand{color:var(--muted);font-size:12px}
.container{max-width:1100px;margin:24px auto;padding:0 16px}
.panel{
  background:linear-gradient(180deg,var(--panel),var(--panel2));
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:0 20px 50px rgba(0,0,0,.35);
  padding:18px;
  margin-bottom:16px;
}
.hero h1{margin:0 0 8px}
.hero p{margin:0;color:var(--muted)}
.controls{display:flex;gap:12px;flex-wrap:wrap}
.control{display:flex;flex-direction:column;gap:6px;min-width:220px}
.control.grow{flex:1}
label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
input,select{
  border:1px solid var(--border);
  background:#08101d;
  color:var(--text);
  border-radius:999px;
  padding:10px 14px;
}
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  gap:16px;
}
.group-title{margin:0 0 10px}
.rows{display:flex;flex-direction:column}
.row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 0;
  border-top:1px solid rgba(255,255,255,.08);
}
.row:first-child{border-top:none}
.rom-title{font-weight:700}
.rom-meta{font-size:12px;color:var(--muted);margin-top:4px}
.play-btn,.back-link{
  text-decoration:none;
  color:white;
  background:linear-gradient(135deg,var(--red),#ff7d4b);
  padding:10px 14px;
  border-radius:999px;
  font-weight:800;
}
.screen-wrap{
  margin-top:12px;
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--border);
  background:black;
}
#game{
  width:100%;
  height:70vh;
  min-height:480px;
}
.hint{color:var(--muted);font-size:13px}
.empty{color:var(--muted)}