:root{
  --bg0:#05060f;
  --bg1:#0b0e24;
  --ink:#e9ecff;
  --muted:#98a0c9;
  --c1:#7c4dff;
  --c2:#00e5ff;
  --c3:#ff2bd6;
  --line:rgba(255,255,255,.10);
  --glass:rgba(14,16,40,.62);
  --shadow: 0 14px 60px rgba(0,0,0,.55);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color:var(--ink);
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(124,77,255,.28), transparent 60%),
    radial-gradient(900px 700px at 90% 30%, rgba(0,229,255,.18), transparent 55%),
    radial-gradient(900px 700px at 60% 95%, rgba(255,43,214,.12), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow:hidden;
}

.app{
  height:100%;
  display:flex;
  flex-direction:column;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 16px;
  gap:12px;
}

.brand{display:flex; align-items:center; gap:12px}
.logo{
  width:40px; height:40px; border-radius:14px;
  background:
    radial-gradient(10px 10px at 30% 35%, rgba(255,255,255,.9), transparent 60%),
    radial-gradient(40px 40px at 70% 75%, rgba(0,229,255,.55), transparent 60%),
    radial-gradient(42px 42px at 30% 80%, rgba(124,77,255,.55), transparent 62%),
    linear-gradient(135deg, rgba(255,43,214,.45), rgba(0,229,255,.18));
  box-shadow:
    0 0 0 1px rgba(255,255,255,.12) inset,
    0 18px 40px rgba(0,0,0,.45);
  position:relative;
  overflow:hidden;
}
.logo:after{
  content:"";
  position:absolute; inset:-60%;
  background: conic-gradient(from 180deg, rgba(0,229,255,.0), rgba(0,229,255,.35), rgba(255,43,214,.25), rgba(0,229,255,.0));
  animation: spin 4.2s linear infinite;
  filter: blur(10px);
}
@keyframes spin{to{transform:rotate(360deg)}}

.title .kicker{font-size:11px; letter-spacing:.12em; color:var(--muted)}
.title .name{font-size:18px; font-weight:800; letter-spacing:.02em}

.hud{display:flex; gap:10px; align-items:center; flex-wrap:wrap; justify-content:flex-end}
.pill{
  padding:9px 10px;
  border-radius:14px;
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.12);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  min-width:86px;
}
.pillLabel{font-size:10px; letter-spacing:.14em; color:var(--muted)}
.pillValue{font-size:16px; font-weight:800; margin-top:2px}

.stageWrap{
  position:relative;
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:10px 16px 0;
}

.stage{
  width:min(520px, 100%);
  height:auto;
  aspect-ratio: 3/5;
  border-radius:26px;
  background: rgba(2,3,10,.35);
  border:1px solid rgba(255,255,255,.10);
  box-shadow: var(--shadow);
}

.overlay{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  pointer-events:auto;
}
.overlay.hidden{display:none}
.card{
  width:min(520px, 100%);
  border-radius:22px;
  background: radial-gradient(600px 420px at 20% 10%, rgba(124,77,255,.18), transparent 60%),
              radial-gradient(500px 400px at 90% 30%, rgba(0,229,255,.12), transparent 55%),
              linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.14);
  box-shadow: 0 18px 70px rgba(0,0,0,.55);
  padding:16px 16px 12px;
  backdrop-filter: blur(10px);
}
.cardTitle{
  font-weight:900;
  letter-spacing:.08em;
  font-size:12px;
  color:rgba(233,236,255,.88);
}
.cardBody{
  margin-top:10px;
  color:rgba(233,236,255,.92);
  line-height:1.5;
}
.cardBody p{margin:8px 0}
.muted{color:var(--muted)}
.cardActions{
  display:flex;
  gap:10px;
  margin-top:12px;
}
.btn{
  appearance:none;
  border:none;
  border-radius:14px;
  padding:12px 14px;
  font-weight:900;
  letter-spacing:.06em;
  color:rgba(233,236,255,.92);
  background: rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  cursor:pointer;
  flex:1;
}
.btn:active{transform: translateY(1px)}
.btn.primary{
  background: linear-gradient(135deg, rgba(124,77,255,.72), rgba(0,229,255,.34));
  border:1px solid rgba(255,255,255,.16);
  box-shadow: 0 10px 34px rgba(124,77,255,.20), 0 8px 30px rgba(0,229,255,.12);
}
.hint{
  margin-top:10px;
  font-size:12px;
  color:rgba(152,160,201,.92);
}

.controls{
  padding:10px 16px 16px;
  display:flex;
  gap:10px;
  align-items:stretch;
  justify-content:center;
}
.laneBtn{
  flex:1;
  max-width:220px;
  border-radius:18px;
  padding:14px 10px;
  background:
    radial-gradient(120px 90px at 20% 20%, rgba(0,229,255,.18), transparent 60%),
    radial-gradient(120px 90px at 80% 70%, rgba(255,43,214,.12), transparent 60%),
    rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(233,236,255,.92);
  font-weight:900;
  letter-spacing:.12em;
  cursor:pointer;
  position:relative;
  overflow:hidden;
}
.laneBtn.active{
  transform: translateY(-1px) scale(0.99);
  border-color: rgba(255,255,255,.22);
  box-shadow: 0 12px 36px rgba(0,0,0,.30), 0 0 0 1px rgba(0,229,255,.10) inset;
}
.laneBtn:before{
  content:"";
  position:absolute;
  inset:-40%;
  background: conic-gradient(from 90deg, rgba(124,77,255,.0), rgba(124,77,255,.16), rgba(0,229,255,.12), rgba(255,43,214,.10), rgba(124,77,255,.0));
  filter: blur(18px);
  opacity:.0;
  transition: opacity .18s ease;
}
.laneBtn:hover:before{opacity:.9}
.laneBtn:active{transform: translateY(1px)}
.laneBtn:active:before{opacity:1}
.laneTag{position:relative; z-index:1}

.cta-button{
  position:fixed;
  right:18px; bottom:18px;
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border-radius:16px;
  text-decoration:none;
  color:var(--ink);
  font-weight:900;
  letter-spacing:.04em;
  background: linear-gradient(135deg, rgba(124,77,255,.86), rgba(0,229,255,.58));
  border:1px solid rgba(255,255,255,.18);
  box-shadow: 0 14px 44px rgba(0,0,0,.42), 0 0 0 1px rgba(255,255,255,.12) inset;
  backdrop-filter: blur(8px);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
  z-index:60;
}
.cta-button:hover{
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 16px 52px rgba(0,0,0,.48), 0 0 0 1px rgba(255,255,255,.18) inset;
  filter: saturate(1.1);
}
.cta-button:active{transform: translateY(1px) scale(0.995)}
.cta-label{font-size:14px; color:rgba(233,236,255,.96)}
.cta-arrow{
  font-size:16px;
  color:rgba(233,236,255,.96);
  transition: transform .15s ease;
}
.cta-button:hover .cta-arrow{transform: translate(2px, -2px)}

@media (max-height: 750px){
  .topbar{padding:10px 12px}
  .controls{padding:8px 12px 12px}
}

@media (max-width: 640px){
  /* 모바일: 윗부분을 더 덜 보이게(게임 화면 확보) */
  .topbar{
    padding:8px 10px;
  }
  .brand{display:none}
  .hud{
    gap:8px;
  }
  .pill{
    padding:7px 8px;
    min-width:74px;
  }
  .pillLabel{font-size:9px}
  .pillValue{font-size:14px}

  .stageWrap{
    padding:6px 12px 0;
  }
  .controls{
    padding:10px 12px 14px;
  }
  .laneBtn{
    padding:16px 10px;
  }

  .cta-button{
    right:12px; bottom:12px;
    padding:11px 12px;
    gap:8px;
  }
  .cta-label{font-size:13px}
}

@media (max-width: 640px) and (max-height: 720px){
  /* 작은 화면에서는 상단 전체를 숨겨서 게임/버튼을 최대 확보 */
  .topbar{display:none}
  .stageWrap{padding:6px 12px 0}
  /* CTA가 버튼을 가리지 않도록 위로 올림 */
  .cta-button{bottom:92px}
}