:root{
  --ink:#05060c;
  --cream:#f6f1e8;
  --gold:#f2c58e;
  --rose:#f4a6bd;
  --blue:#9db4ff;
  --dim:rgba(246,241,232,.55);
  --serif:'Instrument Serif',Georgia,'Times New Roman',serif;
  --hand:'Caveat','Segoe Script',cursive;
  --ui:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --safe-t:env(safe-area-inset-top,0px);
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-l:env(safe-area-inset-left,0px);
  --safe-r:env(safe-area-inset-right,0px);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%;overflow:hidden;background:var(--ink)}
body{
  font-family:var(--ui);color:var(--cream);
  touch-action:none;overscroll-behavior:none;
  -webkit-user-select:none;user-select:none;
  -webkit-font-smoothing:antialiased;
}
#stage{position:fixed;inset:0;width:100%;height:100%;display:block;z-index:0}

/* Several overlays below set an explicit `display`, which beats the browser's
   own `[hidden]{display:none}` rule — so toggling the hidden property from JS
   quietly did nothing. Make hidden actually mean hidden. */
[hidden]{display:none !important}

.layer{position:fixed;inset:0;z-index:10;pointer-events:none}

/* ══════════════════════════════════════════════════════════ the door ══ */
#gate{
  position:fixed;inset:0;z-index:100;
  display:grid;place-items:center;
  background:radial-gradient(120% 90% at 50% 18%,#131a34 0%,#080a16 45%,#04050a 100%);
  transition:opacity 1.3s ease,transform 1.3s ease;
}
#gate.open{opacity:0;transform:scale(1.09);pointer-events:none}
.gate-sky{
  position:absolute;inset:0;
  background-image:
    radial-gradient(1.4px 1.4px at 20% 30%,#fff8 40%,transparent 41%),
    radial-gradient(1.1px 1.1px at 72% 18%,#fff6 40%,transparent 41%),
    radial-gradient(1.6px 1.6px at 44% 68%,#fff7 40%,transparent 41%),
    radial-gradient(1.1px 1.1px at 86% 74%,#fff5 40%,transparent 41%),
    radial-gradient(1.3px 1.3px at 12% 82%,#fff6 40%,transparent 41%),
    radial-gradient(1px 1px at 62% 46%,#fff5 40%,transparent 41%);
  animation:twinkle 6s ease-in-out infinite alternate;
}
@keyframes twinkle{from{opacity:.5}to{opacity:1}}

.gate-inner{
  position:relative;text-align:center;
  padding:0 28px calc(28px + var(--safe-b));
  max-width:520px;
}
.gate-moon{position:relative;width:104px;height:104px;margin:0 auto 26px}
.gm-disc{
  position:absolute;inset:0;border-radius:50%;
  background:radial-gradient(circle at 34% 30%,#fffaf0,#f0dcb8 45%,#c9ab84 78%,#7c6650);
  box-shadow:0 0 44px 10px rgba(242,197,142,.30),0 0 110px 26px rgba(157,180,255,.12);
  animation:breathe 5.5s ease-in-out infinite;
}
.gm-disc::after{
  content:'';position:absolute;inset:0;border-radius:50%;
  background:
    radial-gradient(7px 7px at 62% 38%,rgba(0,0,0,.10),transparent 60%),
    radial-gradient(11px 11px at 40% 62%,rgba(0,0,0,.09),transparent 62%),
    radial-gradient(5px 5px at 30% 40%,rgba(0,0,0,.10),transparent 60%);
}
.gm-cat{
  position:absolute;left:50%;bottom:-7px;transform:translateX(-50%);
  font-size:0;width:0;height:0;
}
.gm-cat::before{
  content:'🐈‍⬛';font-size:30px;line-height:1;
  position:absolute;left:-15px;bottom:0;
  filter:drop-shadow(0 2px 6px rgba(0,0,0,.6));
  animation:sit 4s ease-in-out infinite;
}
@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.035)}}
@keyframes sit{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-2px) rotate(2deg)}}

.gate-kicker{
  font-size:11px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--dim);margin:0 0 12px;font-weight:400;
}
.gate-title{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(52px,17vw,86px);line-height:.94;margin:0 0 10px;
  background:linear-gradient(180deg,#fffdf8,#f2c58e 70%,#d79f74);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 60px rgba(242,197,142,.22);
}
.gate-sub{
  font-family:var(--serif);font-size:clamp(17px,4.6vw,21px);
  color:var(--dim);margin:0 0 34px;font-style:italic;
}
.gate-sub em{color:var(--rose);font-style:italic}

.gate-btn{
  position:relative;appearance:none;border:1px solid rgba(246,241,232,.22);
  background:rgba(246,241,232,.05);color:var(--cream);
  font-family:var(--ui);font-size:14px;letter-spacing:.16em;text-transform:lowercase;
  padding:16px 34px;border-radius:999px;cursor:pointer;overflow:hidden;
  min-width:230px;transition:.35s ease;backdrop-filter:blur(8px);
}
.gate-btn:disabled{opacity:.62;cursor:default}
.gate-btn.ready{
  border-color:rgba(242,197,142,.6);background:rgba(242,197,142,.12);
  box-shadow:0 0 34px rgba(242,197,142,.22);
  animation:pulseBtn 2.6s ease-in-out infinite;
}
.gate-btn.ready:active{transform:scale(.97)}
.gate-btn.err{border-color:#c96;color:#f0c9a8;animation:none}
@keyframes pulseBtn{0%,100%{box-shadow:0 0 30px rgba(242,197,142,.18)}50%{box-shadow:0 0 46px rgba(242,197,142,.36)}}
.gb-label{position:relative;z-index:2}
.gb-bar{position:absolute;left:0;bottom:0;width:100%;height:2px;background:rgba(255,255,255,.08)}
.gb-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--gold));
  transform:scaleX(0);transform-origin:0 50%;transition:transform .4s ease}
.gate-hint{
  margin:24px 0 0;font-size:12.5px;line-height:1.75;color:rgba(246,241,232,.42);
}

/* ═══════════════════════════════════════════════════════════ the words ══ */
#cues{z-index:20}
.cue{
  position:absolute;left:50%;width:min(88vw,560px);
  transform:translate(-50%,0);
  text-align:center;
  font-family:var(--serif);font-weight:400;
  font-size:clamp(26px,7.4vw,42px);line-height:1.18;
  color:var(--cream);
  text-shadow:0 2px 30px rgba(0,0,0,.85),0 0 80px rgba(0,0,0,.6);
  opacity:0;filter:blur(9px);
  transition:opacity 1.25s cubic-bezier(.2,.7,.2,1),
             filter 1.25s cubic-bezier(.2,.7,.2,1),
             transform 1.6s cubic-bezier(.2,.7,.2,1);
}
.cue.pos-center{top:50%;transform:translate(-50%,-46%)}
.cue.pos-center.in{transform:translate(-50%,-50%)}
.cue.pos-upper{top:calc(15% + var(--safe-t));transform:translate(-50%,14px)}
.cue.pos-upper.in{transform:translate(-50%,0)}
.cue.pos-lower{bottom:calc(17% + var(--safe-b));transform:translate(-50%,14px)}
.cue.pos-lower.in{transform:translate(-50%,0)}
.cue.in{opacity:1;filter:blur(0)}
.cue.out{opacity:0;filter:blur(11px)}

.cue.st-huge{font-size:clamp(38px,11.5vw,66px);line-height:1.04;
  background:linear-gradient(180deg,#fffdf8,#f2c58e);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 2px 26px rgba(0,0,0,.9))}
.cue.st-huge.in{filter:drop-shadow(0 2px 26px rgba(0,0,0,.9))}
.cue.st-hand{font-family:var(--hand);font-size:clamp(34px,9.5vw,52px);color:var(--gold)}
.cue.st-small{font-family:var(--ui);font-weight:300;
  font-size:clamp(13px,3.7vw,16px);letter-spacing:.05em;
  color:rgba(246,241,232,.72);line-height:1.6}
.cue.st-mono{font-family:var(--ui);font-weight:500;
  font-size:clamp(30px,9vw,48px);letter-spacing:.1em;color:var(--gold)}
.cue.note{max-width:min(80vw,430px)}

/* ══════════════════════════════════════════════════════ the date chip ══ */
#datechip{
  position:fixed;left:calc(16px + var(--safe-l));
  bottom:calc(20px + var(--safe-b));z-index:24;
  display:flex;flex-direction:column;gap:2px;
  padding:9px 14px;border-radius:12px;
  background:rgba(8,10,20,.5);backdrop-filter:blur(12px);
  border:1px solid rgba(246,241,232,.10);
  pointer-events:none;
}
#datechip .d{font-size:13px;font-weight:500;letter-spacing:.04em}
#datechip .w{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--dim)}
#datechip.bump{animation:bump .5s cubic-bezier(.2,.9,.3,1)}
@keyframes bump{0%{transform:translateY(5px);opacity:.4}100%{transform:none;opacity:1}}

/* ════════════════════════════════════════════════════════ the caption ══ */
#caption{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(9% + var(--safe-b));z-index:40;
  text-align:center;padding:11px 22px;border-radius:14px;
  background:rgba(8,10,20,.55);backdrop-filter:blur(14px);
  border:1px solid rgba(246,241,232,.12);
  display:flex;flex-direction:column;gap:3px;
}
#caption .c-cats{font-size:26px;line-height:1;letter-spacing:-.08em}
#caption .c-cats:empty{display:none}
#caption .c-note{font-family:var(--hand);font-size:24px;color:var(--gold);line-height:1}
#caption.bump{animation:bump .6s cubic-bezier(.2,.9,.3,1)}

/* ═══════════════════════════════════════════════════════ the day zero ══ */
.gateflash{
  position:fixed;inset:0;z-index:45;display:grid;place-items:center;
  text-align:center;pointer-events:none;
  opacity:0;transition:opacity 1.1s ease;
}
.gateflash.in{opacity:1}
.gateflash b{
  display:block;font-family:var(--serif);font-weight:400;
  font-size:clamp(40px,13vw,74px);letter-spacing:.05em;
  background:linear-gradient(180deg,#fffdf8,#9db4ff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 0 40px rgba(157,180,255,.5));
}
.gateflash span{
  display:block;margin-top:10px;font-family:var(--serif);font-style:italic;
  font-size:clamp(18px,5vw,26px);color:var(--cream);
  text-shadow:0 2px 24px #000;
}
.gateflash i{
  display:block;margin-top:16px;font-style:normal;
  font-size:10px;letter-spacing:.42em;text-transform:uppercase;
  color:rgba(157,180,255,.85);
}

/* ═════════════════════════════════════════════════════════ the letter ══ */
#letter,#credits{
  z-index:30;overflow:hidden;opacity:0;transition:opacity 1.4s ease;
  -webkit-mask-image:linear-gradient(180deg,transparent 0,#000 16%,#000 78%,transparent 97%);
  mask-image:linear-gradient(180deg,transparent 0,#000 16%,#000 78%,transparent 97%);
}
#letter.on,#credits.on{opacity:1}
.letter-inner,.credits-inner{position:absolute;inset:0}
.lt-flow{
  position:absolute;left:50%;top:0;transform:translateX(-50%);
  width:min(84vw,540px);will-change:transform;
  padding-bottom:40vh;
}
.lt-title{
  font-family:var(--hand);font-size:clamp(40px,12vw,60px);
  color:var(--gold);margin:0 0 26px;font-weight:400;line-height:1;
}
.lt-p{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(21px,5.6vw,28px);line-height:1.52;
  color:var(--cream);margin:0 0 30px;
  text-shadow:0 2px 26px rgba(0,0,0,.9);
}
.lt-sign{
  font-family:var(--hand);font-size:clamp(28px,7.5vw,38px);
  color:var(--rose);margin:44px 0 0;line-height:1.3;
}

/* ════════════════════════════════════════════════════════ the credits ══ */
.cr-flow{
  position:absolute;left:50%;top:0;transform:translateX(-50%);
  width:min(88vw,520px);text-align:center;will-change:transform;
  padding-bottom:40vh;
}
.cr-head{
  font-family:var(--serif);font-size:clamp(38px,11vw,56px);
  color:var(--gold);margin-bottom:44px;letter-spacing:.02em;
}
.cr-row{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
  align-items:baseline;margin:0 0 15px;text-align:left;
}
.cr-role{
  text-align:right;font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:rgba(246,241,232,.42);font-weight:400;
}
.cr-name{
  font-family:var(--serif);font-size:clamp(17px,4.6vw,21px);
  color:var(--cream);line-height:1.3;
}
.cr-name i{font-size:.78em;color:var(--dim);font-style:italic}
.cr-row.song .cr-role{font-variant-numeric:tabular-nums;letter-spacing:.1em}
.cr-gap{height:38px}
.cr-sub{
  font-size:11px;letter-spacing:.34em;text-transform:uppercase;
  color:var(--gold);margin-bottom:24px;
}
.cr-tail{
  font-family:var(--serif);font-style:italic;font-size:15px;
  color:rgba(246,241,232,.4);margin:9px 0;
}

/* ══════════════════════════════════════════════════════ the last card ══ */
#final{
  z-index:50;display:grid;place-items:center;
  opacity:0;transition:opacity 2s ease;pointer-events:none;
}
#final.on{opacity:1;pointer-events:auto}
.final-inner{text-align:center;padding:0 26px;max-width:560px}
.f-moon{
  width:76px;height:76px;margin:0 auto 26px;border-radius:50%;
  background:radial-gradient(circle at 36% 32%,#fffaf0,#f2dcb6 46%,#c8aa84 80%,#7a6450);
  box-shadow:0 0 50px 12px rgba(242,197,142,.36);
  animation:breathe 4.5s ease-in-out infinite;
}
.f-big{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(38px,11.5vw,64px);line-height:1.06;margin:0 0 16px;
  background:linear-gradient(180deg,#fffdf8,#f4a6bd);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 3px 34px rgba(0,0,0,.8));
}
.f-sub{
  font-family:var(--serif);font-style:italic;
  font-size:clamp(17px,4.8vw,22px);color:var(--dim);margin:0 0 38px;
}
.f-actions{display:flex;flex-direction:column;gap:12px;align-items:center}
.btn{
  appearance:none;border:1px solid rgba(242,197,142,.5);
  background:rgba(242,197,142,.10);color:var(--cream);
  font-family:var(--ui);font-size:13.5px;letter-spacing:.14em;
  padding:14px 30px;border-radius:999px;cursor:pointer;
  min-width:220px;transition:.25s ease;backdrop-filter:blur(8px);
}
.btn:active{transform:scale(.97)}
.btn.ghost{border-color:rgba(246,241,232,.18);background:rgba(246,241,232,.04);color:var(--dim)}

/* ═════════════════════════════════════════════════════════════ the hud ══ */
#hud{position:fixed;inset:0;z-index:60;pointer-events:none}
.moons{
  position:absolute;top:calc(14px + var(--safe-t));left:calc(14px + var(--safe-l));
  display:flex;gap:5px;align-items:center;pointer-events:auto;
  appearance:none;border:0;background:rgba(8,10,20,.4);backdrop-filter:blur(10px);
  padding:9px 12px;border-radius:999px;cursor:pointer;
  border:1px solid rgba(246,241,232,.08);
}
.moon{
  width:9px;height:9px;border-radius:50%;display:block;
  background:rgba(246,241,232,.16);position:relative;overflow:hidden;
  transition:transform .4s ease;
}
.moon::after{
  content:'';position:absolute;inset:0;border-radius:50%;
  background:linear-gradient(90deg,#fff8ec,#f2c58e);
  clip-path:inset(0 calc((1 - var(--f,0)) * 100%) 0 0);
}
.moon.now{transform:scale(1.42);box-shadow:0 0 10px rgba(242,197,142,.6)}

.icon{
  position:absolute;top:calc(14px + var(--safe-t));right:calc(14px + var(--safe-r));
  width:38px;height:38px;border-radius:50%;pointer-events:auto;cursor:pointer;
  display:grid;place-items:center;
  background:rgba(8,10,20,.4);backdrop-filter:blur(10px);
  border:1px solid rgba(246,241,232,.08);color:var(--cream);
}
.icon svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.icon .spk{fill:currentColor;stroke:none}
.icon .mut{opacity:0}
.icon.muted .wav{opacity:0}
.icon.muted .mut{opacity:1}

.chapters{
  position:absolute;top:calc(62px + var(--safe-t));left:calc(14px + var(--safe-l));
  pointer-events:auto;width:min(74vw,270px);
  background:rgba(8,10,20,.78);backdrop-filter:blur(18px);
  border:1px solid rgba(246,241,232,.10);border-radius:16px;
  padding:7px;opacity:0;transform:translateY(-8px) scale(.97);
  transition:.3s cubic-bezier(.2,.8,.3,1);
}
.chapters.open{opacity:1;transform:none}
.ch{
  display:grid;grid-template-columns:1fr auto;gap:2px 10px;width:100%;
  appearance:none;border:0;background:none;color:var(--cream);
  padding:10px 12px;border-radius:10px;cursor:pointer;text-align:left;
  align-items:center;
}
.ch:active{background:rgba(246,241,232,.08)}
.ch b{font-family:var(--serif);font-weight:400;font-size:16px;grid-column:1}
.ch em{grid-column:1;font-style:normal;font-size:10.5px;letter-spacing:.1em;
  color:rgba(246,241,232,.4);text-transform:uppercase}
.ch span{grid-column:2;grid-row:1/3;font-size:11px;color:var(--gold);
  font-variant-numeric:tabular-nums}

/* ═══════════════════════════════════════════════════ paws & sparkles ══ */
.paw,.pop,.wish{position:fixed;z-index:70;pointer-events:none}
.paw{
  width:22px;height:22px;margin:-11px 0 0 -11px;
  transform:rotate(var(--r,0deg)) scale(.4);opacity:0;
  transition:transform .55s cubic-bezier(.2,.9,.3,1),opacity .9s ease;
  background:
    radial-gradient(circle at 50% 68%,var(--gold) 0 40%,transparent 41%),
    radial-gradient(circle at 24% 26%,var(--gold) 0 15%,transparent 16%),
    radial-gradient(circle at 45% 16%,var(--gold) 0 15%,transparent 16%),
    radial-gradient(circle at 68% 22%,var(--gold) 0 14%,transparent 15%),
    radial-gradient(circle at 85% 44%,var(--gold) 0 12%,transparent 13%);
  filter:drop-shadow(0 0 6px rgba(242,197,142,.5));
}
.paw.sm{width:14px;height:14px;margin:-7px 0 0 -7px;opacity:0}
.paw.go{transform:rotate(var(--r,0deg)) scale(1);opacity:.85}
.paw.go.sm{opacity:.5}

.pop{
  width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;
  background:var(--cream);box-shadow:0 0 0 0 rgba(242,197,142,.55);
  opacity:1;transition:box-shadow .6s ease-out,opacity .6s ease-out,transform .6s ease-out;
}
.pop.go{box-shadow:0 0 0 46px rgba(242,197,142,0);opacity:0;transform:scale(2)}

.wish{
  inset:0;background:radial-gradient(circle at 50% 62%,rgba(242,197,142,.22),transparent 55%);
  opacity:0;transition:opacity 1.1s ease;
}
.wish.go{opacity:1}

/* ══════════════════════════════════════════════════════════════ misc ══ */
#rotate{
  position:fixed;inset:0;z-index:90;display:grid;place-items:center;
  background:rgba(5,6,12,.94);font-family:var(--serif);font-size:22px;
}
.noscript{position:fixed;inset:0;display:grid;place-items:center;
  background:var(--ink);color:var(--cream);font-family:var(--serif);font-size:22px}

@media (prefers-reduced-motion:reduce){
  .gm-disc,.f-moon,.gm-cat::before{animation:none}
  .cue{transition-duration:.5s}
}