:root{--text:#fff9f1;--muted:#c8b8aa;--gold:#ffcf5a;--gold2:#ffe9a3}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:radial-gradient(circle at 50% -10%,#3a2419 0,#1a1310 35%,#0f0d0c 75%);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
body{min-height:100dvh}.app{width:min(100%,680px);margin:auto;padding:18px 14px calc(110px + env(safe-area-inset-bottom))}
.topbar{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:12px}
.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--gold);font-weight:900}h1{font-size:23px;margin:3px 0 0;letter-spacing:-.04em}
.scorebox{min-width:96px;text-align:right;background:linear-gradient(180deg,#2f251f,#211a17);border:1px solid #574537;border-radius:15px;padding:8px 11px}
.scorebox span{display:block;color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.12em}.scorebox strong{font-size:27px;line-height:1;color:var(--gold2)}.scorebox small{font-size:11px;color:var(--muted)}
.progress-shell{height:7px;background:#211a17;border-radius:999px;overflow:hidden;border:1px solid #3a2f29;margin-bottom:10px}.progress-bar{height:100%;width:0;background:linear-gradient(90deg,#ffbf45,#ffe690);transition:width .25s ease}
.hud{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:10px}.hud-item{background:rgba(34,28,25,.92);border:1px solid #44372f;border-radius:13px;padding:9px 10px}
.hud-item span{display:block;font-size:9px;color:var(--muted);font-weight:800;letter-spacing:.08em}.hud-item strong{font-size:17px}
.game-card,.result-card{background:linear-gradient(180deg,#221b18,#171311);border:1px solid #483930;border-radius:22px;padding:14px;box-shadow:0 18px 60px rgba(0,0,0,.35)}
.stage-title-row{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:12px}.stage-kicker{display:inline-block;font-size:9px;color:#20150a;background:var(--gold);font-weight:1000;padding:4px 7px;border-radius:999px}
.stage-title-row h2{font-size:20px;margin:6px 0 5px;letter-spacing:-.03em}.stage-title-row p{font-size:13px;color:var(--muted);margin:0;line-height:1.45}
.stage-score{background:#2a211d;border:1px solid #4a3b32;border-radius:13px;padding:8px 10px;text-align:right;min-width:76px}.stage-score span{display:block;font-size:9px;color:var(--muted);font-weight:800}.stage-score strong{font-size:19px;color:var(--gold2)}
.canvas-wrap{position:relative;border-radius:18px;overflow:hidden;background:#17110f;border:1px solid #574437}.canvas-wrap canvas{display:block;width:100%;height:auto;touch-action:none}
.toast{position:absolute;left:50%;top:20px;transform:translateX(-50%) translateY(-8px);background:rgba(20,15,12,.92);border:1px solid rgba(255,215,120,.22);padding:10px 15px;border-radius:999px;font-weight:900;font-size:13px;opacity:0;transition:.18s;white-space:nowrap;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.metric-panel{display:grid;gap:8px;margin-top:10px;background:#201916;border:1px solid #46372f;border-radius:15px;padding:10px}.metric-row{display:grid;grid-template-columns:108px 1fr 52px;gap:8px;align-items:center}
.metric-row span{font-size:11px;color:var(--muted);font-weight:700}.metric-track{height:8px;border-radius:999px;background:#100d0c;overflow:hidden}.metric-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#e6aa3e,#ffe48c)}.metric-row strong{font-size:11px;text-align:right;color:#fff4d2}
.controls{
position:fixed;left:50%;transform:translateX(-50%);
bottom:calc(12px + env(safe-area-inset-bottom));
width:min(calc(100% - 28px),652px);
display:grid;grid-template-columns:1fr 1fr;gap:8px;
z-index:60;pointer-events:none
}
.controls button{pointer-events:auto;box-shadow:0 12px 30px rgba(0,0,0,.35)}
button{border:0;border-radius:16px;padding:16px 16px;font-weight:950;font-size:16px}
.primary{background:linear-gradient(180deg,#ffe58e,#f4bd45);color:#211409}
.secondary{background:#2a211e;color:#fff7eb;border:1px solid #4b3b33}
.hidden{display:none!important}
.result-card{text-align:center}.result-grade{width:94px;height:94px;border-radius:50%;margin:4px auto 10px;display:grid;place-items:center;background:radial-gradient(circle at 35% 25%,#fff3b6,#f2bd45 65%,#a86413);color:#28180a;font-size:48px;font-weight:1000}
.result-card h2{margin:8px 0}.result-score strong{font-size:44px;color:var(--gold2)}.result-score span{color:var(--muted)}
.breakdown{display:grid;gap:9px;margin:16px 0;text-align:left}.breakdown-row{background:#241c19;border:1px solid #45362f;border-radius:14px;padding:10px 12px}
.breakdown-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:7px}.breakdown-head span{color:#efe0d0;font-size:12px}.breakdown-head strong{font-size:12px;color:#fff0bd}
.breakdown-track{height:7px;background:#120f0e;border-radius:999px;overflow:hidden}.breakdown-fill{height:100%;background:linear-gradient(90deg,#e2a437,#ffdd79);border-radius:999px}
footer{text-align:center;color:#77675d;font-size:10px;padding-top:16px}
@media(max-width:390px){h1{font-size:20px}.scorebox strong{font-size:24px}.stage-title-row h2{font-size:18px}.metric-row{grid-template-columns:95px 1fr 46px}}

/* v0.6: 자동 진행 UX */
.controls:has(#actionBtn.hidden):has(#retryBtn.hidden){display:none}
.metric-panel{margin-top:8px;padding:8px}
.metric-row{grid-template-columns:98px 1fr 48px;gap:6px}
.metric-row span,.metric-row strong{font-size:10px}

.controls .primary:only-child,
.controls .secondary:only-child{grid-column:1 / -1}
.controls:has(#actionBtn.hidden):has(#retryBtn.hidden){display:none}

/* v1.0 늘크크 브랜딩 */
.brand-strip{
  display:flex;align-items:center;gap:8px;
  margin:0 0 10px;padding:8px 10px;
  border:1px solid #5a4032;border-radius:13px;
  background:linear-gradient(180deg,#2a1c18,#1d1512);
  color:#f7e8d9;font-size:11px;font-weight:750;
}
.brand-strip .brand-play{
  display:grid;place-items:center;width:24px;height:24px;border-radius:7px;
  background:#e53935;color:#fff;font-size:11px;padding-left:2px;
  box-shadow:0 4px 12px rgba(229,57,53,.22)
}
.brand-strip b{color:#ffe29a}
.brand-strip strong{
  margin-left:auto;color:#ffcf5a;font-size:9px;letter-spacing:.12em;white-space:nowrap
}
.origin-badge{
  display:inline-flex;align-items:center;gap:5px;
  margin:2px auto 8px;padding:6px 10px;border-radius:999px;
  background:#2a1b18;border:1px solid #5a3f34;
  color:#d9c7b7;font-size:11px;font-weight:800
}
.origin-badge::before{
  content:"▶";display:grid;place-items:center;width:19px;height:19px;
  background:#e53935;color:#fff;border-radius:5px;font-size:9px;padding-left:1px
}
.origin-badge b{color:#ffe29a}

.youtube-link{text-decoration:none}
.brand-strip.youtube-link{justify-content:flex-start;cursor:pointer}
.brand-strip.youtube-link:hover{filter:brightness(1.06)}
.brand-strip.youtube-link:active{transform:scale(.995)}
.origin-badge.youtube-link{cursor:pointer;text-decoration:none}
.origin-badge.youtube-link:hover{filter:brightness(1.06)}

.sound-controls{display:flex;gap:5px;margin-top:7px}
.sound-btn{padding:5px 8px!important;border-radius:999px!important;font-size:9px!important;background:#2b211d!important;color:#f5dfb2!important;border:1px solid #554238!important;box-shadow:none!important;min-width:0!important}
.sound-btn.off{opacity:.5;color:#ab9b8e!important}
.stage-intro{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:rgba(19,12,9,.56);backdrop-filter:blur(2px);z-index:22;pointer-events:none;animation:introFade .72s ease forwards}
.stage-intro span{font-size:16px;font-weight:1000;letter-spacing:.16em;color:#ffcf5a;text-shadow:0 3px 12px #000}
.stage-intro strong{margin-top:7px;font-size:34px;letter-spacing:-.05em;color:#fff8e8;text-shadow:0 4px 20px #000}
@keyframes introFade{0%{opacity:0}15%{opacity:1}72%{opacity:1}100%{opacity:0}}
.judge-fx{position:absolute;left:50%;top:36%;transform:translate(-50%,-50%);z-index:28;pointer-events:none;font-size:42px;font-weight:1000;letter-spacing:-.05em;text-shadow:0 5px 18px rgba(0,0,0,.55);animation:judgePop .55s ease forwards}
.judge-fx.perfect{color:#ffe66f}.judge-fx.good{color:#a8f0a5}.judge-fx.miss{color:#ff8177}
@keyframes judgePop{0%{opacity:0;transform:translate(-50%,-50%) scale(.55)}25%{opacity:1;transform:translate(-50%,-50%) scale(1.12)}70%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-65%) scale(.9)}}
.special-fx{position:absolute;left:50%;top:45%;transform:translate(-50%,-50%);z-index:30;pointer-events:none;padding:14px 24px;border-radius:999px;background:rgba(29,20,15,.88);border:2px solid #ffe079;color:#fff3c0;font-size:29px;font-weight:1000;white-space:nowrap;box-shadow:0 10px 35px rgba(0,0,0,.38);animation:specialPop .95s ease forwards}
@keyframes specialPop{0%{opacity:0;transform:translate(-50%,-50%) scale(.7)}20%{opacity:1;transform:translate(-50%,-50%) scale(1.08)}75%{opacity:1}100%{opacity:0;transform:translate(-50%,-58%) scale(1)}}
.particle-layer{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:25}
.particle{position:absolute;width:9px;height:9px;border-radius:50%;background:#ffd85f;animation:juiceBurst .65s ease-out forwards}
@keyframes juiceBurst{0%{opacity:1;transform:translate(0,0) scale(1)}100%{opacity:0;transform:translate(var(--dx),var(--dy)) scale(.3)}}
.fly-fruit{position:absolute;z-index:27;font-size:38px;pointer-events:none;filter:drop-shadow(0 5px 5px rgba(0,0,0,.25));animation:flyToOrder .48s cubic-bezier(.2,.7,.3,1) forwards}
@keyframes flyToOrder{0%{opacity:1;transform:translate(0,0) scale(1)}70%{opacity:1}100%{opacity:.1;transform:translate(var(--tx),var(--ty)) scale(.38)}}
.result-title{display:inline-block;margin:7px auto 5px;padding:7px 12px;border-radius:999px;background:#2c211d;border:1px solid #5b4438;color:#ffe5a1;font-size:13px;font-weight:950}

/* NKK account + ranking */
.auth-card,.rank-card{margin:10px 0;background:#1d1714;border:1px solid #4a3930;border-radius:16px;padding:12px}
.auth-title{font-size:13px;font-weight:1000;color:#ffe2a0;margin-bottom:8px}.auth-row{display:grid;grid-template-columns:1fr 92px 74px;gap:6px}.auth-row input{min-width:0;border:1px solid #59463a;background:#100d0c;color:#fff;border-radius:10px;padding:10px;font:inherit;font-size:12px}.auth-row button,#accountPane button{border:0;border-radius:10px;background:#376d50;color:white;font-weight:900}.auth-card p{margin:7px 2px 0;font-size:10px;color:#bba99d}.auth-card p.err{color:#ff8f82}#accountPane{display:flex;align-items:center;gap:8px;font-size:12px}#accountPane b{color:#fff0c8}#accountPane span{color:#c7b6aa}#accountPane button{margin-left:auto;padding:7px 10px}.official-result{margin:6px auto 10px;font-size:11px;color:#cebda9}.official-result.clean{color:#8fe0a9}.official-result.review{color:#ffb171}.rank-card{margin-top:12px}.rank-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.rank-head h2{margin:0;font-size:15px}.rank-head>div{display:flex;gap:5px}.rank-tab{border:1px solid #56443a;background:#15110f;color:#cbb9ae;border-radius:8px;padding:6px 10px;font-size:10px;font-weight:900}.rank-tab.active{background:#376d50;color:#fff}.rank-status{font-size:10px;color:#9fd0ab;margin:9px 0}.rank-row{display:grid;grid-template-columns:26px 1fr auto;gap:6px;align-items:center;padding:8px 4px;border-top:1px solid #382c27;font-size:11px}.rank-row strong{color:#ffd678}.rank-empty{padding:14px;text-align:center;color:#96867c;font-size:11px}

/* v2.4 compact login */
.auth-card{
  margin:6px 0 8px;
  padding:7px 8px;
  border-radius:12px;
}
.auth-title{display:none}
.auth-row{
  grid-template-columns:minmax(0,1fr) 78px 64px;
  gap:5px;
  align-items:center;
}
.auth-row input{
  padding:8px 9px;
  height:38px;
  font-size:11px;
}
.auth-row button{
  height:38px;
  font-size:11px;
}
.auth-card p{
  display:none;
}
#accountPane{
  min-height:34px;
  font-size:11px;
}
#accountPane button{
  padding:5px 8px;
}
@media (max-width:520px){
  .auth-card{margin:4px 0 6px;padding:6px}
  .auth-row{grid-template-columns:minmax(0,1fr) 70px 60px}
  .auth-row input{height:36px;padding:7px 8px}
  .auth-row button{height:36px;padding:0 6px}
}

/* v2.5 layout compression */
.title-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.title-row h1{
  margin:0;
  flex:1 1 auto;
  min-width:0;
}
.title-row .sound-controls{
  margin:0;
  flex:0 0 auto;
  display:flex;
  gap:4px;
}
.title-row .sound-btn{
  padding:5px 7px!important;
  font-size:9px!important;
  white-space:nowrap;
}
.auth-card{
  margin:12px 0 8px;
}
@media (max-width:520px){
  .title-row{gap:6px}
  .title-row h1{font-size:28px}
  .title-row .sound-btn{padding:4px 6px!important;font-size:8px!important}
}