*{box-sizing:border-box}
body{margin:0;font-family:Arial,"Noto Sans KR",sans-serif;background:#0f172a;color:#e5e7eb}
.wrap{max-width:1100px;margin:auto;padding:0 18px}
header{background:#020617;border-bottom:1px solid #1e293b;position:sticky;top:0;z-index:5}
.nav{height:68px;display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:900;font-size:24px;color:#fff;text-decoration:none}
nav a{color:#e5e7eb;text-decoration:none;margin-left:18px}
.panel{background:#111827;border:1px solid #273449;border-radius:18px;padding:24px;margin:28px 0;box-shadow:0 15px 40px #0005}
.btn{display:inline-block;border:0;border-radius:12px;padding:12px 18px;background:#f59e0b;color:#111827;font-weight:800;text-decoration:none;cursor:pointer}
.btn.secondary{background:#334155;color:#fff}
.btn.danger{background:#ef4444;color:#fff}
input,select{width:100%;padding:12px;border-radius:10px;border:1px solid #334155;background:#0f172a;color:#fff;margin:7px 0 14px}
table{width:100%;border-collapse:collapse}
th,td{padding:12px;border-bottom:1px solid #334155;text-align:left}
.ok{background:#064e3b;padding:12px;border-radius:10px;margin:10px 0}
.err{background:#7f1d1d;padding:12px;border-radius:10px;margin:10px 0}
.muted{color:#94a3b8}
.hero{text-align:center;padding:60px 0 20px}
.hero h1{font-size:46px;margin-bottom:10px}
.slot-wrap{display:flex;justify-content:center;gap:16px;margin:30px 0}
.reel{width:130px;height:130px;background:#fff;color:#111;font-size:70px;border-radius:20px;display:flex;align-items:center;justify-content:center;box-shadow:inset 0 0 0 6px #e5e7eb}
.balance{font-size:28px;font-weight:900}
.center{text-align:center}
.result{font-size:22px;font-weight:800;min-height:34px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.card{background:#0b1220;border:1px solid #273449;border-radius:14px;padding:18px}
footer{margin-top:50px;padding:28px 0;background:#020617;color:#94a3b8}

/* 실제 슬롯 회전 연출 */
.reel.spinning{
  transform:scale(.97);
  box-shadow:inset 0 0 0 6px #f59e0b,0 0 18px #f59e0b55;
}
.reel.stopped{
  animation:slotStop .25s ease-out;
}
.btn.stop-btn{
  background:#ef4444;
  color:#fff;
}
@keyframes slotStop{
  0%{transform:scale(.88)}
  70%{transform:scale(1.08)}
  100%{transform:scale(1)}
}
@media (max-width:600px){
  .slot-wrap{gap:8px}
  .reel{width:92px;height:100px;font-size:54px;border-radius:14px}
}