:root{
  --ink:#0A0705;
  --lamp:#1A120A;
  --brass:#FFE500;
  --paper:#EDE6D6;
  --blister:#C2321B;
  --dim:rgba(237,230,214,.44);
  --hair:rgba(237,230,214,.14);
  --score-h:146px;
  --heat:0;
}
*{box-sizing:border-box}
html,body{height:100%}
html{background:var(--ink)}
body{
  margin:0;background:var(--ink);color:var(--paper);
  font-family:"Space Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  overflow:hidden;-webkit-tap-highlight-color:transparent;
  overscroll-behavior:none;touch-action:manipulation;
}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

/* ── stage shell (shake target) ─────────────────────────── */
.shell{position:fixed;inset:0;will-change:transform}
.shell.shake{animation:shake .16s cubic-bezier(.36,.07,.19,.97)}
@keyframes shake{
  0%{transform:translate3d(0,0,0)}
  25%{transform:translate3d(-5px,2px,0)}
  55%{transform:translate3d(4px,-3px,0)}
  100%{transform:translate3d(0,0,0)}
}

/* lamp pool + grain */
.lamp{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(58% 52% at 50% 42%, rgba(255,229,0,calc(.045 + var(--heat)*.075)), transparent 68%),
    radial-gradient(120% 90% at 50% 40%, var(--lamp), var(--ink) 62%);
  transition:background .6s ease}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.055;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.burn{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(70% 60% at 50% 44%, rgba(194,50,27,calc(var(--heat)*.16)), transparent 70%);
  transition:background .5s ease}

canvas{position:fixed;pointer-events:none}
#stage{inset:0;width:100%;height:100%;z-index:2}
#score{left:0;right:0;bottom:0;width:100%;height:var(--score-h);z-index:3}

/* ── layout ─────────────────────────────────────────────── */
.wrap{position:fixed;inset:0;z-index:4;display:grid;
  grid-template-rows:auto 1fr auto;
  padding:clamp(16px,2.4vw,30px) clamp(16px,3vw,40px) calc(var(--score-h) + 14px);
  pointer-events:none}
.wrap a,.wrap button{pointer-events:auto}

.bar{display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:10px;letter-spacing:.2em;text-transform:uppercase}
.mark{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--dim)}
.pip{width:6px;height:6px;border-radius:50%;background:var(--brass);
  box-shadow:0 0 0 0 rgba(255,229,0,.5)}
.pip.hit{animation:pip .38s ease-out}
@keyframes pip{from{box-shadow:0 0 0 0 rgba(255,229,0,.55)}to{box-shadow:0 0 0 14px rgba(255,229,0,0)}}
.bar-right{display:inline-flex;align-items:center;gap:10px}
.ig{text-decoration:none;color:var(--dim);transition:color .2s}
.ig:hover{color:var(--brass)}

.foot{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;
  font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:rgba(237,230,214,.3)}
.credit{text-decoration:none;color:rgba(237,230,214,.34);transition:color .2s}
.credit:hover{color:var(--brass)}
.credit b{font-weight:700;color:rgba(237,230,214,.6)}
.credit:hover b{color:var(--brass)}

.core{display:grid;grid-template-columns:minmax(0,1fr) 208px;
  align-items:center;gap:clamp(24px,5vw,72px);
  width:min(1240px,100%);margin:0 auto;align-self:center}

.hero{max-width:660px}
.logo-bed{position:relative;width:min(500px,72vw);aspect-ratio:1024/584;
  margin:0 0 clamp(18px,3.2vh,34px)}
.logo{width:100%;height:auto;display:block;transform-origin:50% 55%;
  filter:drop-shadow(0 0 30px rgba(255,229,0,.10))}
.logo.hit{animation:logohit .3s cubic-bezier(.2,.9,.2,1)}
@keyframes logohit{0%{transform:scale(1.045) rotate(-.5deg)}100%{transform:scale(1)}}

.eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 14px;
  color:var(--brass);font-size:10px;font-weight:700;letter-spacing:.26em}
.eyebrow i{display:block;width:26px;height:2px;background:var(--brass)}
h1{margin:0;font-family:"Big Shoulders Display",Impact,"Arial Narrow",sans-serif;
  font-weight:900;font-size:clamp(46px,7.4vw,102px);line-height:.84;
  letter-spacing:.004em;text-transform:uppercase}
h1 em{font-style:normal;display:block;color:var(--brass)}
.lede{margin:18px 0 0;max-width:44ch;color:var(--dim);font-size:12.5px;line-height:1.75}
.lede b{color:var(--paper);font-weight:700}

.where{margin:clamp(20px,3.4vh,34px) 0 0;font-style:normal;max-width:340px}
.where a{display:flex;gap:12px;text-decoration:none;padding:13px 0 0;
  border-top:1px solid var(--hair);transition:border-color .2s}
.where a:hover{border-color:var(--brass)}
.where-pin{flex:0 0 auto;width:7px;height:7px;margin-top:4px;border-radius:50% 50% 50% 0;
  transform:rotate(-45deg);background:var(--brass)}
.where span span,.where a>span:last-child{color:var(--dim);font-size:10.5px;line-height:1.85;letter-spacing:.04em}
.where b{display:block;margin-top:5px;color:var(--brass);font-size:9px;font-weight:700;
  letter-spacing:.2em;text-transform:uppercase}

.acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:16px;min-height:48px;padding:0 20px;
  border:1px solid var(--brass);text-decoration:none;font-size:10px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;transition:transform .18s,background .18s,color .18s}
.btn:hover{transform:translateY(-2px)}
.btn-solid{background:var(--brass);color:var(--ink)}
.btn-ghost{color:var(--brass)}
.btn-ghost:hover,.btn-ghost[aria-pressed="true"]{background:rgba(255,229,0,.1)}
.eq{display:inline-flex;align-items:flex-end;gap:2px;height:12px}
.eq i{width:2px;height:4px;background:currentColor;animation:eq .6s ease-in-out infinite alternate;animation-play-state:paused}
.eq i:nth-child(2){height:10px;animation-delay:-.2s}
.eq i:nth-child(3){height:7px;animation-delay:-.4s}
[aria-pressed="true"] .eq i{animation-play-state:running}
@keyframes eq{to{height:12px}}

/* ── right rail: the readout ─────────────────────────────── */
.rail{display:grid;gap:16px;font-size:10px;letter-spacing:.14em;text-transform:uppercase}
.tempo{border-top:1px solid var(--hair);padding-top:12px}
.tempo-name{font-family:"Big Shoulders Display",sans-serif;font-weight:700;
  font-size:34px;line-height:.9;letter-spacing:.02em;color:var(--paper)}
.tempo-bpm{color:var(--dim);margin-top:4px;font-size:10px}
.tempo-bpm span{color:var(--brass)}
.rows{display:grid;gap:7px;color:var(--dim)}
.row{display:flex;justify-content:space-between;gap:12px}
.row b{color:var(--paper);font-weight:700;font-variant-numeric:tabular-nums}
.row b.up{color:var(--brass)}
.meter{height:5px;background:rgba(237,230,214,.09);position:relative;overflow:hidden}
.meter i{position:absolute;inset:0 auto 0 0;width:0%;background:var(--brass);
  transition:width .12s linear}
.meter.hot i{background:linear-gradient(90deg,var(--brass),var(--blister))}
.rail-lede{margin:0;color:var(--dim);font-size:10.5px;line-height:1.85;letter-spacing:.03em;
  text-transform:none;border-left:1px solid var(--hair);padding-left:12px}
.rail-lede b{color:var(--paper);font-weight:700}
.rail #sound{width:100%;justify-content:center;gap:12px;min-height:44px}

/* ── judgement flash ─────────────────────────────────────── */
.judge{position:fixed;left:50%;top:calc(50% - 4vh);transform:translate(-50%,-50%);
  z-index:5;pointer-events:none;text-align:center;
  font-family:"Big Shoulders Display",sans-serif;font-weight:900;
  font-size:clamp(58px,11vw,140px);line-height:.8;letter-spacing:.02em;
  text-transform:uppercase;opacity:0}
.judge.on{animation:judge .42s cubic-bezier(.2,.9,.2,1)}
.judge small{display:block;font-family:"Space Mono",monospace;font-weight:700;
  font-size:10px;letter-spacing:.3em;margin-top:8px;opacity:.6}
@keyframes judge{0%{opacity:.95;transform:translate(-50%,-50%) scale(.9)}
  100%{opacity:0;transform:translate(-50%,-50%) scale(1.14)}}

.banner{position:fixed;inset:0;z-index:6;display:grid;place-items:center;pointer-events:none;opacity:0}
.banner.on{animation:banner 1.5s ease-out}
.banner div{font-family:"Big Shoulders Display",sans-serif;font-weight:900;
  font-size:clamp(64px,13vw,180px);line-height:.82;color:var(--brass);text-transform:uppercase;
  text-align:center;letter-spacing:.01em}
.banner small{display:block;font-family:"Space Mono",monospace;font-size:10px;font-weight:700;
  letter-spacing:.34em;color:var(--paper);margin-top:14px}
@keyframes banner{0%{opacity:0;transform:scale(1.2)}18%{opacity:1;transform:scale(1)}
  70%{opacity:1}100%{opacity:0;transform:scale(.98)}}

/* ── overlays ────────────────────────────────────────────── */
.veil{position:fixed;inset:0;z-index:7;display:grid;place-items:center;text-align:center;
  background:rgba(10,7,5,.72);backdrop-filter:blur(3px);padding:24px}
.veil.gone{display:none}
.veil h2{margin:0;font-family:"Big Shoulders Display",sans-serif;font-weight:900;
  font-size:clamp(34px,6vw,64px);line-height:.9;text-transform:uppercase;letter-spacing:.01em}
.veil p{margin:14px 0 0;color:var(--dim);font-size:11px;letter-spacing:.1em;line-height:1.9}
.veil kbd{border:1px solid var(--hair);padding:2px 7px;font-size:10px}
.stick{width:52px;height:52px;margin:0 auto 22px;border:1px solid var(--brass);border-radius:50%;
  display:grid;place-items:center;animation:tap 1.5s ease-in-out infinite}
.stick::after{content:"";width:9px;height:9px;border-radius:50%;background:var(--brass)}
@keyframes tap{0%,100%{transform:scale(1);box-shadow:0 0 0 0 rgba(255,229,0,.35)}
  50%{transform:scale(.9);box-shadow:0 0 0 16px rgba(255,229,0,0)}}

.reward{position:fixed;z-index:8;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(440px,90vw);background:rgba(10,7,5,.95);border:1px solid var(--brass);
  padding:32px 28px;text-align:center;display:none}
.reward.on{display:block;animation:rin .5s cubic-bezier(.2,.9,.2,1)}
@keyframes rin{from{opacity:0;transform:translate(-50%,-46%) scale(.96)}}
.reward h2{margin:0;font-family:"Big Shoulders Display",sans-serif;font-weight:900;
  font-size:44px;line-height:.9;text-transform:uppercase;color:var(--brass)}
.reward p{margin:12px 0 0;color:var(--dim);font-size:11px;line-height:1.9}
.code{margin:20px 0;border:1px dashed var(--brass);padding:14px;
  font-size:20px;font-weight:700;letter-spacing:.24em;color:var(--brass)}
.reward .btn{width:100%;justify-content:center}
.close{position:absolute;top:8px;right:12px;color:var(--dim);font-size:16px;line-height:1}

.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ── mobile ─────────────────────────────────────────────── */
@media (max-width:860px){
  :root{--score-h:104px}
  .wrap{padding:14px 16px calc(var(--score-h) + 18px);overflow:hidden}
  .bar{font-size:9px;letter-spacing:.14em}
  .foot{font-size:8px;letter-spacing:.12em}

  .core{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;
    gap:12px;align-self:stretch;min-height:0}
  .hero{order:1;max-width:none;min-height:0;display:flex;flex-direction:column;
    justify-content:center;align-items:center;text-align:center}
  .rail{order:2;grid-template-columns:1fr 1fr;gap:9px 16px;align-items:end;margin-bottom:14px}

  .logo-bed{width:min(250px,60vw);margin:0 auto clamp(8px,1.6vh,16px)}
  .eyebrow{justify-content:center;margin-bottom:9px;font-size:9px;letter-spacing:.2em}
  h1{font-size:clamp(28px,8.6vw,44px);text-align:center;line-height:.88}

  .where{margin:12px auto 0;max-width:none;text-align:center}
  .where a{justify-content:center;padding-top:10px}
  .where a>span:last-child{font-size:9.5px;line-height:1.6}
  .where b{font-size:8px;letter-spacing:.16em}
  .where-pin{margin-top:3px}

  .tempo{grid-column:1/2;border-top:1px solid var(--hair);padding-top:9px}
  .tempo-name{font-size:21px}
  .tempo-bpm{font-size:9px}
  .rows{grid-column:2/3;gap:5px;font-size:9px}
  .rail-lede{display:none}
  .meter{grid-column:1/-1}
  .rail #sound{grid-column:1/-1;min-height:40px;font-size:9px}
  .btn{flex:1;justify-content:center;gap:10px}

  .judge{top:auto;bottom:calc(var(--score-h) + 22vh);font-size:clamp(40px,13vw,72px)}
  .veil p{font-size:10.5px}
}

@media (max-width:860px) and (max-height:700px){
  .logo-bed{width:min(200px,48vw)}
  h1{font-size:clamp(24px,7.4vw,34px)}
  .where a>span:last-child{font-size:9px}
}

@media (max-height:620px) and (min-width:861px){
  .logo-bed{width:min(360px,44vw)}
  h1{font-size:clamp(38px,5vw,64px)}
}
@media (prefers-reduced-motion:reduce){
  .shell.shake{animation:none}
  .stick{animation:none}
  .judge.on,.banner.on{animation-duration:.01ms}
  .pip.hit,.logo.hit{animation:none}
}

/* ── önizleme paneli ─────────────────────────────────────── */
.prev{position:fixed;left:50%;bottom:calc(var(--score-h) + 60px);transform:translateX(-50%);
  z-index:9;display:flex;flex-wrap:wrap;justify-content:center;gap:6px;padding:8px 10px;
  background:rgba(10,7,5,.92);border:1px solid var(--hair);max-width:94vw}
.prev span{align-self:center;color:var(--brass);font-size:8px;font-weight:700;
  letter-spacing:.24em;padding-right:4px}
.prev button{border:1px solid var(--hair);color:var(--dim);font-size:9px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;padding:7px 10px;transition:.15s}
.prev button:hover{border-color:var(--brass);color:var(--brass)}

/* ── mobilde oyun modu: yalnızca logo kalır, sahne nefes alır ── */
@media (max-width:860px){
  body.playing .eyebrow,
  body.playing h1,
  body.playing .where{display:none}
  body.playing .logo-bed{width:min(300px,72vw);margin-bottom:0}
  body.playing .tempo-name{font-size:26px}
  body.playing .foot{opacity:.45}
}