:root{
  --navy:#0F2242; --navy2:#1B3765; --ink2:#4A6180; --ink3:#56708F;
  --gold:#FFC01E; --gold-hot:#FFE07A; --gold-deep:#F09410; --gold-ink:#8A5200; --gold-fill:#FFF1CB;
  --route:#1D6FE0; --rust:#D0542F;
  --sky-top:#6DBBF3; --sky-low:#D7EEFC; --fg:#0F2242; --fg-2:rgba(15,34,66,.74);
  --lift:0 6px 0 var(--navy);
}
*{box-sizing:border-box;margin:0}
html,body{background:#081329}
body{font-family:Rubik,system-ui,sans-serif;color:var(--navy);-webkit-font-smoothing:antialiased;overflow-x:hidden}
:focus-visible{outline:3px solid var(--route);outline-offset:3px;border-radius:8px}
a{color:inherit}

/* The cloud drifts as its own layer; the blur is on a child, so it is rasterised once
   instead of re-filtered every frame the cloud moves. Same look as the prototype's rule. */
.cloud{position:absolute;opacity:.75;pointer-events:none;will-change:transform}
.cloud::before{content:"";position:absolute;inset:0;border-radius:999px;background:#fff;filter:blur(12px)}

/* ============ the pin (from 1), standing upright on the tilted map ============ */
.pinmark{position:absolute;left:0;top:0;width:52px;height:68px;margin:-68px 0 0 -26px;pointer-events:none;visibility:hidden;will-change:transform}
.pinmark .shadow{position:absolute;left:14px;bottom:-4px;width:24px;height:8px;border-radius:50%;background:rgba(15,34,66,.35);filter:blur(1px)}

/* ============ shared chunky pieces (from 1) ============ */
.chunk{border:3px solid var(--navy);border-radius:26px;background:#fff;box-shadow:var(--lift)}
.btn{font:700 17px Rubik;display:inline-flex;align-items:center;gap:10px;padding:13px 20px;border-radius:18px;
  border:3px solid var(--navy);box-shadow:0 5px 0 var(--navy);text-decoration:none;cursor:pointer;transition:transform .12s ease-out,box-shadow .12s ease-out}
.btn:active{transform:translateY(4px);box-shadow:0 1px 0 var(--navy)}
.btn-gold{background:linear-gradient(180deg,var(--gold-hot),var(--gold) 45%,var(--gold-deep));color:var(--navy)}
.btn-white{background:#fff;color:var(--navy)}
.btn svg{width:22px;height:22px;flex:none}
.btn small{display:block;font:500 12px Rubik;opacity:.75;line-height:1.1}
.btn b{display:block;line-height:1.1}
.stores{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.pill{display:inline-flex;align-items:center;gap:10px;background:#fff;border:2.5px solid var(--navy);border-radius:99px;
  padding:6px 14px;font-weight:700;font-size:14px;box-shadow:0 3px 0 var(--navy);color:var(--navy)}

/* ============ HUD ============ */
/* The nav is fixed and solid: no backdrop-filter over a moving scene. */
.nav{position:fixed;inset:14px 16px auto;z-index:20;color:var(--navy);display:flex;align-items:center;justify-content:space-between;gap:12px;
  max-width:1200px;margin:0 auto;padding:8px 8px 8px 12px;border-radius:22px;
  background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.7);box-shadow:0 10px 30px -18px rgba(15,34,66,.5);
  transition:background-color .6s ease,color .6s ease,border-color .6s ease}
.nav.night{background:rgba(20,40,78,.92);color:#fff;border-color:rgba(255,255,255,.16)}
.nav.night .get{background:var(--gold);color:var(--navy)}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:19px;text-decoration:none;padding-inline-start:8px}
.brand svg{width:34px;height:28px}
.nav .end{display:flex;align-items:center;gap:10px}
.nav .get{font:700 15px Rubik;background:var(--navy);color:#fff;border-radius:15px;padding:11px 18px;text-decoration:none}
.progress{position:absolute;inset:auto 24px 20px;height:10px;border-radius:99px;border:2px solid var(--navy);background:rgba(255,255,255,.7);overflow:hidden;z-index:6}
.progress i{display:block;height:100%;width:100%;transform-origin:100% 50%;transform:scaleX(0);background:linear-gradient(270deg,var(--gold-hot),var(--gold),var(--gold-deep));border-radius:99px}

/* ============ chapters ============ */
.ch{position:absolute;inset-inline-start:max(20px,5vw);top:15vh;width:min(480px,88vw);visibility:hidden;z-index:4}
.ch h2{font-weight:900;font-size:clamp(40px,4.6vw,62px);line-height:1;letter-spacing:-.01em;color:var(--fg);text-wrap:balance}
.ch p{font-size:clamp(16px,1.4vw,18px);line-height:1.55;color:var(--fg-2);margin-top:12px;max-width:36ch}
.outlined{color:var(--gold);-webkit-text-stroke:.07em var(--navy);paint-order:stroke fill;text-shadow:0 .075em 0 var(--navy)}

.hero-ch{top:16vh;visibility:visible}
.title{position:relative;display:inline-block;margin-top:clamp(40px,6vw,64px)}
.title h1{font-weight:900;font-size:clamp(76px,10.5vw,150px);line-height:.9;letter-spacing:-.02em}
.title .crown{position:absolute;top:-.62em;inset-inline-start:.1em;width:.9em;height:.75em;font-size:clamp(76px,10.5vw,150px);transform-origin:50% 100%}
.hero-ch .kicker{font-weight:800;font-size:clamp(21px,2.2vw,28px);line-height:1.25;margin-top:22px;max-width:17ch;color:var(--navy)}
.hero-ch .kicker mark{background:linear-gradient(transparent 55%,var(--gold) 55%);color:inherit;padding:0 .08em}
.cue{position:absolute;inset:auto 0 46px;text-align:center;font-weight:700;font-size:14px;color:var(--navy);z-index:5}
.cue span{display:inline-block;background:#fff;border:2.5px solid var(--navy);border-radius:99px;padding:6px 14px;box-shadow:0 3px 0 var(--navy)}

/* find the street: the round card */
.round{margin-top:18px;padding:14px 18px 16px}
.round .name{font-weight:900;font-size:clamp(30px,3vw,40px);line-height:1}
.round .tag{display:inline-block;margin-top:8px;background:var(--gold-fill);border:2px solid #F5C66B;color:var(--gold-ink);font-weight:700;font-size:14px;border-radius:99px;padding:2px 12px}
.lane{margin-top:12px;height:10px;border-radius:99px;background:#E4E9F0;border:2px solid var(--navy);overflow:hidden}
.lane i{display:block;height:100%;width:100%;background:var(--route);border-radius:99px;transform-origin:100% 50%}
.score{display:flex;justify-content:space-between;align-items:flex-end;margin-top:12px;padding:12px 18px}
.score .big{font-weight:900;font-size:44px;line-height:.9;font-variant-numeric:tabular-nums}
.score .dist{font-weight:900;font-size:24px;font-variant-numeric:tabular-nums}
.score label{display:block;font-size:13px;color:var(--ink2);margin-top:4px}

/* who is it named after: the sign (from 2), in the chunky world (from 1) */
.sign{padding:9px;border-radius:22px;color:var(--navy);display:flex;position:relative}
.sign .frame{flex:1;border:5px solid var(--navy);border-radius:14px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:10px 16px;position:relative}
.sign .kind{font-weight:700;font-size:20px;line-height:1}
.sign .name{font-weight:900;font-size:clamp(48px,5vw,68px);line-height:1.05;letter-spacing:-.02em;display:flex;justify-content:center;perspective:600px;white-space:nowrap}
.sign .name span{display:inline-block;transform-origin:50% 50% -.3em;backface-visibility:hidden}
.sign .rule{height:3px;background:var(--navy);width:84%;margin:8px 0 7px}
.sign .who{font-weight:500;font-size:15.5px;line-height:1.3;color:var(--ink2);min-height:1.3em}
.screw{position:absolute;top:9px;width:11px;height:11px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff,#B9BFC9 60%,#8C93A0)}
.screw::after{content:"";position:absolute;inset:4.5px 1.5px;background:#6E7584;border-radius:1px;transform:rotate(35deg)}
.screw.r{right:9px}.screw.l{left:9px}

/* the walk (from 2): a row of signs that flip as they pass, over the night city */
.walk-ch{top:13vh}
.track{position:absolute;top:40vh;right:0;display:flex;gap:40px;padding-right:100vw;z-index:4;will-change:transform;visibility:hidden}
.card{flex:none;width:min(380px,76vw);height:260px;perspective:1400px}
.card .in{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .9s cubic-bezier(.3,1.35,.5,1)}
.card.flip .in{transform:rotateY(180deg)}
.card .face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.card .front{height:100%}
.card .front .name{font-size:clamp(44px,4.4vw,60px)}
.card .en{direction:ltr;font-weight:700;font-size:13px;letter-spacing:.08em;color:var(--ink2)}
.card .back{transform:rotateY(180deg);background:var(--navy2);color:#fff;padding:16px 18px;display:grid;grid-template-rows:auto 1fr auto;gap:8px;border-color:#000814;box-shadow:0 6px 0 #000814}
.card .back h3{font-weight:800;font-size:17px;display:flex;justify-content:space-between;gap:10px;color:var(--gold)}
.card .back h3 span{white-space:nowrap;direction:ltr;color:rgba(255,255,255,.7);font-weight:500;font-variant-numeric:tabular-nums}
.card .back p{font-size:14.5px;line-height:1.5;color:rgba(255,255,255,.9);overflow:hidden}
.card .back canvas{width:100%;height:78px;border-radius:10px;background:rgba(255,255,255,.06)}

/* conquer: meter and chips (from 1) */
.meter{margin-top:18px;padding:14px 18px;display:flex;align-items:center;gap:14px}
.meter .pct{font-weight:900;font-size:46px;line-height:.9;font-variant-numeric:tabular-nums;min-width:3.2ch}
.therm{flex:1;height:16px;border-radius:99px;border:2.5px solid var(--navy);background:#E6EAF0;overflow:hidden}
.therm i{display:block;height:100%;width:100%;transform-origin:100% 50%;transform:scaleX(0);background:linear-gradient(270deg,var(--gold-deep),var(--gold));border-radius:99px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;min-height:64px;align-content:flex-start}
.chip{background:var(--gold-fill);border:2px solid var(--gold-deep);color:var(--gold-ink);font-weight:700;font-size:13.5px;padding:3px 11px;border-radius:99px}

/* finale */
.final{inset-inline:0;margin:auto;top:13vh;width:auto;text-align:center;display:grid;justify-items:center}
.final::before{content:"";position:absolute;inset:-10vh -18vw -8vh;z-index:-1;pointer-events:none;
  background:radial-gradient(closest-side,rgba(8,19,41,.9),rgba(8,19,41,.6) 55%,rgba(8,19,41,0))}
.final .crown{width:clamp(70px,8vw,110px);height:auto;filter:drop-shadow(0 0 26px rgba(255,192,30,.55))}
.final .count{font-weight:900;font-size:clamp(84px,12vw,170px);line-height:.85;letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin-top:6px}
.final h2{color:#fff;margin-top:14px}
.final .stores{justify-content:center}

.after{position:relative;background:#081329;color:rgba(255,255,255,.66);padding:56px 24px 80px;text-align:center;font-size:13.5px;line-height:1.7}
.after b{color:#fff;font-weight:700}

@media (max-width:760px){
  .ch{top:13vh}
  .sign .name{font-size:44px}
  .track{top:46vh;gap:24px}
  .card{height:240px}
  .answers button{font-size:18px}
  .score .big{font-size:36px}
  .final{top:12vh}
}

/* The story is a tall scroller with a sticky stage (no ScrollTrigger pin). */
.story{position:relative;height:980vh}
.stage{position:sticky;top:0;height:100svh;overflow:hidden;contain:strict}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block}
.chapters{--ink:#0F2242;--ink-2:rgba(15,34,66,.74)}
.ch h2{color:var(--ink)} .ch p{color:var(--ink-2)}
.ch,.pinmark,.track{will-change:transform,opacity}
/* Hidden ones stay painted (opacity 0, and inert from main.js), so revealing one costs no paint. */
.chapters .ch,.track,.pinmark{visibility:visible;opacity:0}
.chapters .hero-ch{opacity:1}
@media (max-width:760px){ .story{height:820vh} }

/* Reduced motion or no WebGL2: a plain document over the midnight frame.
   !important because ui.apply() still writes inline opacity/transform. */
body.static{background:transparent}      /* html keeps the navy; a body background would paint over the z-index:-1 canvas */
body.static .story{height:auto}
body.static .stage{position:relative;height:auto;overflow:visible;contain:none;padding:120px 0 60px}
body.static #gl{position:fixed;z-index:-1}
body.static .ch{position:relative;inset:auto;top:auto;visibility:visible!important;opacity:1!important;transform:none!important;margin:0 auto 96px;width:min(560px,90vw)}
body.static .chapters{--ink:#fff;--ink-2:rgba(255,255,255,.82)}
body.static .track{position:relative;top:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;padding:0 5vw 96px;visibility:visible!important;opacity:1!important;transform:none!important}
body.static .card .in{transform:rotateY(180deg)}
body.static .pinmark,body.static .cue,body.static .progress,body.static .cloud{display:none}
body.static .final::before{display:none}
body.static .hero-ch .kicker{color:#fff}