:root{
  --ink:#1D1D1F;--muted:#6E6E73;--muted-dark:#A1A1A6;--paper:#FFFFFF;--paper-2:#F5F5F7;--black:#000000;
  --line:#E8E8ED;--line-dark:#333336;--juice:#D94E34;--juice-ink:#B23A1F;--juice-soft:#F3C2B5;
  --display:-apple-system,BlinkMacSystemFont,"SF Pro Display","Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--display);font-size:17px;line-height:1.45;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:var(--juice-ink)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #5195ff;outline-offset:4px}
button,input,textarea{font:inherit;color:inherit}
h1,h2,h3,p{margin:0}
[hidden]{display:none!important}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:8px}
.skip-link:focus{left:8px;z-index:10}
.wrap{max-width:1024px;margin:0 auto;padding:0 24px}

.nav{position:sticky;top:0;z-index:5;background:#ffffffe6;backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:52px}
.brand{display:inline-flex;align-items:baseline;gap:8px;font-weight:600;font-size:18px;letter-spacing:-.01em}
.brand small{font-weight:400;font-size:12px;color:var(--muted)}
.nav-links{display:flex;flex-wrap:wrap;gap:28px;font-size:12px}
.pill{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:999px;background:var(--ink);color:#fff;font-size:15px;font-weight:500;border:0;cursor:pointer}
.pill:hover{color:#fff;background:#000}
.pill.small{min-height:34px;padding:0 14px;font-size:12px}
.pill.light{background:#fff;color:var(--ink)}
.pill.light:hover{background:var(--paper-2);color:var(--ink)}
.more{font-size:17px;font-weight:500;color:var(--juice-ink)}
.more:hover{text-decoration:underline}

.hero{padding:96px 0 0;text-align:center}
.eyebrow{font-size:19px;font-weight:500;color:var(--muted)}
h1{font-weight:600;font-size:clamp(44px,8vw,96px);line-height:1.02;letter-spacing:-.035em;margin-top:12px}
.lede{max-width:680px;margin:20px auto 0;font-weight:500;font-size:clamp(19px,2.4vw,26px);line-height:1.3;letter-spacing:-.01em;color:var(--muted)}
.cta{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px 28px;margin-top:28px}
.stage{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:48px;margin-top:80px}
.bottle{width:300px;display:flex;flex-direction:column;align-items:center;filter:drop-shadow(0 40px 48px #00000024)}
.bottle .cap{width:64px;height:30px;background:var(--ink);border-radius:8px 8px 3px 3px}
.bottle .neck{width:86px;height:86px;background:#F2F0EC;border:1px solid #E0DDD6;border-bottom:0;border-radius:14px 14px 0 0}
.bottle .body{position:relative;width:260px;height:560px;background:#F2F0EC;border:1px solid #E0DDD6;border-radius:84px 84px 48px 48px;overflow:hidden}
.bottle .liquid{position:absolute;left:0;right:0;bottom:0;height:91%;background:var(--juice)}
.bottle .shine{position:absolute;left:30px;top:80px;width:12px;height:400px;border-radius:999px;background:#fff;opacity:.32}
.bottle .label{position:absolute;left:40px;right:40px;top:210px;height:150px;background:#fff;border-radius:6px;padding:22px 18px;display:flex;flex-direction:column;gap:8px;text-align:left}
.bottle .label b{font-size:13px;letter-spacing:-.01em}
.bottle .label strong{font-weight:600;font-size:28px;line-height:1.05;letter-spacing:-.02em}
.bottle .label span{font-size:11px;color:var(--muted)}
.bottle.mini{width:96px;filter:drop-shadow(0 16px 20px #0000001f)}
.bottle.mini .cap{width:22px;height:11px;border-radius:3px 3px 1px 1px}
.bottle.mini .neck{width:30px;height:30px;border-radius:6px 6px 0 0}
.bottle.mini .body{width:90px;height:196px;border-radius:30px 30px 16px 16px;border:0}
.bottle.mini .liquid{height:100%}
.bottle.mini .tag{position:absolute;left:14px;right:14px;top:70px;height:52px;background:#fff;border-radius:2px}
.chip{width:300px;background:var(--paper-2);border-radius:20px;padding:22px 24px;text-align:left;display:flex;flex-direction:column;gap:10px}
.chip b{font-size:15px}
.chip dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:13px}
.chip dt{color:var(--muted)}
.chip dd{margin:0;font-weight:500}

.chapter{padding:140px 0;text-align:center}
.chapter.dark{background:var(--black);color:var(--paper-2)}
.chapter.soft{background:var(--paper-2)}
.chapter.dark .muted{color:var(--muted-dark)}
.muted{color:var(--muted)}
h2{font-weight:600;font-size:clamp(34px,5.5vw,64px);line-height:1.05;letter-spacing:-.035em}
.chapter p.sub{max-width:640px;margin:20px auto 0;font-size:21px;line-height:1.4}
.giant{font-weight:700;font-size:clamp(96px,18vw,220px);line-height:.9;letter-spacing:-.05em}
.giant+h2{margin-top:24px}
.marks{display:flex;flex-wrap:wrap;justify-content:center;max-width:820px;margin:48px auto 0}
.marks div{flex:1 1 220px;padding:24px 16px;border-top:1px solid var(--line-dark);text-align:left;display:flex;flex-direction:column;gap:6px}
.marks span{font-size:13px;color:var(--muted-dark)}
.marks strong{font-weight:600;font-size:24px;letter-spacing:-.02em}
.note{margin-top:40px;font-size:13px;color:var(--muted)}
.chapter.dark .note{color:var(--muted-dark)}

.chain{margin-top:56px;text-align:left}
.chain-row{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px}
.chain-col{display:flex;flex-direction:column;gap:0;position:relative;min-width:0}
.decide,.move{border-radius:18px;padding:18px 14px;font-size:14px;font-weight:600;letter-spacing:-.01em;min-height:72px;display:flex;align-items:center;justify-content:center;text-align:center}
.decide{background:var(--ink);color:#fff}
.decide.empty{background:transparent;visibility:hidden}
.decide.data{background:transparent;border:1px dashed #C7C7CC;color:var(--muted);font-weight:500}
.move{background:var(--paper-2)}
.link{height:56px;display:flex;align-items:center;justify-content:center;position:relative}
.link span{font-size:11px;font-weight:500;color:var(--juice-ink);background:#fff;padding:2px 6px;border-radius:6px;position:relative;z-index:1;text-align:center;line-height:1.2}
.link.down::before{content:'';position:absolute;left:50%;top:0;bottom:0;border-left:2px solid var(--juice);transform:translateX(-1px)}
.link.down::after{content:'';position:absolute;left:50%;bottom:0;width:8px;height:8px;border-right:2px solid var(--juice);border-bottom:2px solid var(--juice);transform:translate(-5px,-2px) rotate(45deg)}
.link.up::before{content:'';position:absolute;left:50%;top:0;bottom:0;border-left:2px dashed var(--muted);transform:translateX(-1px)}
.link.up::after{content:'';position:absolute;left:50%;top:0;width:8px;height:8px;border-left:2px solid var(--muted);border-top:2px solid var(--muted);transform:translate(-5px,2px) rotate(45deg)}
.chain-col+.chain-col .move::before{content:'';position:absolute;left:-10px;bottom:30px;width:8px;height:8px;border-right:2px solid #C7C7CC;border-top:2px solid #C7C7CC;transform:rotate(45deg)}
.chain-legend{display:flex;flex-wrap:wrap;gap:8px 24px;margin:20px 0 0;padding:0;list-style:none;font-size:13px;color:var(--muted)}
.chain-legend i{display:inline-block;width:12px;height:12px;border-radius:4px;vertical-align:-1px;margin-right:6px}
.sources{margin-top:28px;font-size:15px;color:var(--muted)}

.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;align-items:center;text-align:left;margin-top:0}
.split h2{font-size:clamp(32px,4.5vw,52px)}
.split p{margin-top:16px;font-size:19px;line-height:1.45;color:var(--muted)}
.chapter.dark .split p{color:var(--muted-dark)}
.figure{background:var(--paper);border-radius:28px;padding:24px;display:flex;flex-direction:column;gap:12px}
.chapter.dark .figure{background:#1D1D1F}
.figure svg{width:100%;height:220px;display:block}
@media (max-width:600px){.figure svg{height:160px}}
.figure .caption{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 16px;font-size:12px;color:var(--muted)}
.chapter.dark .figure .caption{color:var(--muted-dark)}
.legend{display:flex;flex-wrap:wrap;gap:16px;font-size:12px;font-weight:500}
.legend i{display:inline-block;width:18px;height:3px;border-radius:2px;vertical-align:3px;margin-right:6px}

.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:48px;text-align:left}
.tile{background:var(--paper-2);border-radius:28px;padding:36px;min-height:240px;display:flex;flex-direction:column;justify-content:space-between;gap:24px}
.tile.dark{background:var(--ink);color:var(--paper-2)}
.tile .kicker{font-size:15px;font-weight:500;color:var(--muted)}
.tile.dark .kicker{color:var(--muted-dark)}
.tile .big{font-weight:600;font-size:64px;line-height:.95;letter-spacing:-.04em}
.tile p{margin-top:8px;font-size:17px;line-height:1.35}
.chapter.soft .tile{background:#fff}
.chapter.soft .tile.dark{background:var(--ink)}

.blend{max-width:720px;margin:48px auto 0;text-align:left;display:flex;flex-direction:column;gap:20px}
.blend label{font-size:15px;color:var(--muted-dark)}
.blend .bar{position:relative;height:14px;border-radius:999px;background:#5A3029;overflow:hidden}
.blend .bar div{height:100%;background:var(--juice);width:62%}
.blend input[type=range]{width:100%;accent-color:var(--juice);margin:0}
.blend .readout{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;font-size:15px;color:var(--muted-dark)}
.blend .readout b{color:#fff;font-weight:500}
.blend .result{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px 32px}
.blend .result strong{font-weight:600;font-size:56px;letter-spacing:-.04em;line-height:1}
.blend .result small{font-size:15px;color:var(--muted-dark)}
.blend .row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
#blend-status{font-size:17px}

.sim{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.sim .stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.sim .stats div{display:flex;flex-direction:column;gap:4px}
.sim .stats span{font-size:13px;color:var(--muted)}
.sim .stats strong{font-weight:600;font-size:26px;letter-spacing:-.02em}
.sim .pill{align-self:flex-start}
#sim-note{font-size:15px;color:var(--muted)}

.passport{max-width:460px;margin:40px auto 0;background:#fff;border-radius:28px;padding:32px;text-align:left}
.lots{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.lots button{min-height:34px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;cursor:pointer}
.lots button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.passport .head{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:16px}
.passport .head strong{font-weight:600;font-size:28px;letter-spacing:-.02em}
.passport .head span{font-size:13px;color:var(--muted)}
.passport dl{margin:0}
.passport dl div{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-top:1px solid var(--line);font-size:15px}
.passport dt{color:var(--muted)}
.passport dd{margin:0;font-weight:500;text-align:right}
.passport .temps{display:flex;align-items:flex-end;gap:3px;height:36px;margin-top:16px}
.passport .temps i{flex:1;background:var(--juice-soft);height:42%}
.passport .temps i:nth-child(3n){height:40%}
.passport .temps i:nth-child(5n){height:44%}
.passport .foot{display:block;margin-top:8px;font-size:12px;color:var(--muted)}

.proof{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;margin-top:56px}
.proof article{display:flex;flex-direction:column;align-items:center;gap:10px}
.proof h3{font-weight:600;font-size:24px;letter-spacing:-.02em;margin-top:16px}
.proof p{font-size:15px;color:var(--muted)}
.proof .more{font-size:15px}

.pilot{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;text-align:left;margin-top:48px}
.pilot ul{margin:20px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:12px;font-size:17px;color:var(--muted-dark)}
.pilot ul b{color:#fff;font-weight:500}
.form{background:#1D1D1F;border-radius:28px;padding:32px;display:flex;flex-direction:column;gap:16px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted-dark)}
.form input,.form textarea{background:#000;border:1px solid var(--line-dark);border-radius:12px;padding:12px 14px;font-size:16px;color:#fff;min-height:44px}
.form textarea{min-height:96px;resize:vertical}
.form .pill{align-self:flex-start;background:#fff;color:var(--ink)}
.form .pill:hover{background:var(--paper-2)}
.form small{font-size:12px;color:var(--muted-dark)}

.footer{background:var(--paper-2);padding:24px 0;font-size:12px;color:var(--muted)}
.footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.footer nav{display:flex;gap:20px}

@media (max-width:900px){
  .chain-row{grid-template-columns:1fr}
  .chain-col+.chain-col .move::before{display:none}
  .decide.empty{display:none}
  .link.empty{display:none}
  .chain-col{padding-top:16px}
  .split,.pilot{grid-template-columns:1fr}
}
@media (max-width:600px){
  .hero{padding-top:64px}
  .chapter{padding:96px 0}
  .nav-links{display:none}
  .bottle{transform:scale(.8);transform-origin:top center;margin-bottom:-120px}
  .tile{padding:28px}
  .tile .big{font-size:52px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}