:root{
  --ground:#E8EEF3;
  --surface:#F7FAFC;
  --surface-2:#DCE5EC;
  --ink:#14213D;
  --ink-soft:#56647A;
  --line:#C5D1DC;
  --gold:#F2A900;
  --gold-ink:#7A5200;
  --tap:#2F6FEB;
  --tap-soft:#DCE7FD;
  --sky-top:#CFDDEA;
  --sky-bottom:#EEF3F7;
  --fog:#E3EBF2;
  --scrim:rgba(232,238,243,.92);
  --display:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;
  --body:"Figtree","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --radius:14px;
  --header-h:64px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0E1522;--surface:#162033;--surface-2:#1E2A40;--ink:#E8EEF6;--ink-soft:#9AA8BD;
    --line:#2A3852;--gold:#FFC23D;--gold-ink:#FFD57A;--tap:#6B9BFF;--tap-soft:#1B2B4F;
    --sky-top:#0B1220;--sky-bottom:#1A2740;--fog:#152036;--scrim:rgba(14,21,34,.9);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#0E1522;--surface:#162033;--surface-2:#1E2A40;--ink:#E8EEF6;--ink-soft:#9AA8BD;
  --line:#2A3852;--gold:#FFC23D;--gold-ink:#FFD57A;--tap:#6B9BFF;--tap-soft:#1B2B4F;
  --sky-top:#0B1220;--sky-bottom:#1A2740;--fog:#152036;--scrim:rgba(14,21,34,.9);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.55;overflow-x:hidden}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.02em;line-height:1.02;text-wrap:balance;margin:0}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--tap);outline-offset:3px;border-radius:6px}
.wrap{max-width:1160px;margin:0 auto;padding-inline:clamp(16px,4vw,40px)}
.eyebrow{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}
.btn{display:inline-flex;align-items:center;gap:.5em;font:600 1rem/1 var(--body);text-decoration:none;border:0;cursor:pointer;padding:15px 22px;border-radius:999px;transition:transform .2s ease,background .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:#1A1405}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
.btn-ink{background:var(--ink);color:var(--ground)}

/* header */
.top{position:fixed;inset:0 0 auto 0;z-index:50;padding-top:env(safe-area-inset-top,0px);background:linear-gradient(var(--scrim),transparent)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:800;font-size:1.3rem;letter-spacing:-.02em}
.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--ink);display:grid;place-items:center}
.brand-mark svg{width:18px;height:18px}
.nav{display:flex;gap:4px}
.nav a{text-decoration:none;font-weight:600;font-size:.92rem;color:var(--ink-soft);padding:8px 12px;border-radius:999px}
.nav a:hover{color:var(--ink);background:var(--surface)}
.top .btn{padding:11px 18px;font-size:.92rem}
@media (max-width:860px){.nav{display:none}}

/* flight */
.flight{position:relative}
.stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;background:linear-gradient(180deg,var(--sky-top),var(--sky-bottom))}
#world{position:absolute;inset:0;width:100%;height:100%;display:block}
.copy{position:absolute;left:clamp(16px,5vw,64px);top:50%;transform:translateY(-44%);width:min(460px,calc(100% - 32px));transition:opacity .35s ease;display:flex;flex-direction:column;gap:16px;pointer-events:none}
.copy.on{pointer-events:auto}
.copy::before{content:"";position:absolute;inset:-60px -80px -60px -200px;background:radial-gradient(closest-side,var(--scrim),transparent);z-index:-1}
.copy h1{font-size:clamp(2.8rem,6.4vw,5.4rem)}
.copy h2{font-size:clamp(2.1rem,4.4vw,3.6rem)}
.copy p{font-size:1.08rem;color:var(--ink-soft);max-width:40ch}
.copy .row{display:flex;flex-wrap:wrap;gap:10px}
.chip{font-family:var(--mono);font-size:.74rem;padding:7px 11px;border-radius:999px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);color:var(--ink)}
.stars-inline{color:var(--gold);letter-spacing:2px}
.rail{position:absolute;right:clamp(12px,2.4vw,28px);top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:14px;z-index:5}
.rail button{all:unset;cursor:pointer;display:flex;align-items:center;justify-content:flex-end;gap:10px;font-size:.8rem;font-weight:600;color:var(--ink-soft)}
.rail button span{opacity:0;transition:opacity .25s}
.rail button:hover span,.rail button.on span{opacity:1}
.rail button i{width:10px;height:10px;border-radius:50%;background:var(--line);transition:transform .25s,background .25s}
.rail button.on i{background:var(--gold);transform:scale(1.4)}
.rail button:focus-visible{outline:3px solid var(--tap);outline-offset:4px;border-radius:6px}
.progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:transparent}
.progress b{display:block;height:100%;width:100%;background:var(--gold);transform-origin:0 50%;transform:scaleX(0)}
.hint{position:absolute;left:50%;bottom:calc(22px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);display:flex;flex-direction:column;align-items:center;gap:8px;transition:opacity .3s}
.hint i{width:20px;height:32px;border-radius:12px;box-shadow:inset 0 0 0 2px var(--line);position:relative}
.hint i::after{content:"";position:absolute;left:50%;top:6px;width:4px;height:7px;margin-left:-2px;border-radius:2px;background:var(--gold);animation:wheel 1.6s ease-in-out infinite}
@keyframes wheel{0%{opacity:0;top:5px}40%{opacity:1}100%{opacity:0;top:16px}}
.nogl .stage{background:var(--ground)}
/* chapter videos (scroll-scrubbed, scroll-world) */
.vlayer{position:absolute;inset:0;opacity:0;visibility:hidden;background:#050A18;overflow:hidden}
.vlayer img,.vlayer video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}
.vlayer video{opacity:0}
.vlayer.has-video video{opacity:1}
@media (min-width:861px){.vlayer img,.vlayer video{width:124%}}
@media (max-width:860px){.vlayer img,.vlayer video{height:62%}}
.stage,.top{color:var(--ink)}
.stage .copy{z-index:20}.stage .rail{z-index:21}.stage .hint,.stage .progress{z-index:20}
.stage.on-video,.top.on-video{--ink:#F3F6FB;--ink-soft:#C3CFE2;--scrim:rgba(5,10,24,.72);--surface:rgba(255,255,255,.08);--line:rgba(255,255,255,.28);--ground:#0B1428}
.top.on-video{background:linear-gradient(rgba(5,10,24,.7),transparent)}
.top{transition:background .3s}
@media (max-width:860px){
  .copy{top:auto;bottom:calc(70px + env(safe-area-inset-bottom,0px));transform:none;gap:12px}
  .copy::before{inset:-40px -40px -120px -40px}
  .copy p{font-size:1rem}
  .rail button span{display:none}
  .rail{right:10px}
  .hint{display:none}
}

/* sections */
section.block{padding-block:clamp(72px,10vw,128px);scroll-margin-top:var(--header-h)}
.head{display:flex;flex-direction:column;gap:14px;max-width:720px;margin-bottom:clamp(32px,5vw,56px)}
.head h2{font-size:clamp(2.2rem,4.6vw,3.6rem)}
.head p{color:var(--ink-soft);font-size:1.08rem;max-width:60ch}

/* spec strip */
.specs{border-block:1px solid var(--line);background:var(--surface)}
.specs .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.spec{padding:26px 20px;display:flex;flex-direction:column;gap:4px;border-left:1px solid var(--line)}
.spec:first-child{border-left:0}
.spec b{font-family:var(--display);font-size:1.6rem;font-weight:700;letter-spacing:-.02em}
.spec span{font-size:.9rem;color:var(--ink-soft)}
@media (max-width:760px){.specs .wrap{grid-template-columns:1fr 1fr}.spec:nth-child(3){border-left:0}.spec:nth-child(n+3){border-top:1px solid var(--line)}}

/* customizer */
.build{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,5vw,64px);align-items:center}
@media (max-width:900px){.build{grid-template-columns:1fr}}
.preview{position:relative;display:grid;place-items:center;padding:clamp(20px,5vw,56px);border-radius:28px;background:radial-gradient(120% 90% at 30% 20%,var(--surface),var(--surface-2));perspective:1100px;min-height:420px}
.tilt{transform-style:preserve-3d;transition:transform .25s ease;will-change:transform}
.tilt canvas{display:block;width:min(420px,76vw);max-width:100%;height:auto;filter:drop-shadow(0 26px 30px rgba(20,33,61,.35))}
.tilt .glare{position:absolute;inset:0;border-radius:18px;pointer-events:none;background:linear-gradient(115deg,rgba(255,255,255,.55) 0%,rgba(255,255,255,0) 38%);mix-blend-mode:soft-light}
.preview .note{position:absolute;bottom:16px;left:0;right:0;text-align:center;font-family:var(--mono);font-size:.72rem;color:var(--ink-soft);letter-spacing:.08em}
.form{display:flex;flex-direction:column;gap:22px}
.field{display:flex;flex-direction:column;gap:10px}
.field>label,.field>.lbl{font-weight:700;font-size:.95rem}
.field input[type=text]{font:500 1.05rem var(--body);padding:14px 16px;border-radius:12px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink)}
.field input[type=text]:focus{outline:none;border-color:var(--tap)}
.swatches{display:flex;flex-wrap:wrap;gap:10px}
.sw{all:unset;cursor:pointer;display:flex;align-items:center;gap:8px;padding:8px 14px 8px 8px;border-radius:999px;background:var(--surface);box-shadow:inset 0 0 0 1.5px var(--line);font-weight:600;font-size:.9rem}
.sw i{width:24px;height:24px;border-radius:50%;box-shadow:inset 0 0 0 1px rgba(0,0,0,.15)}
.sw[aria-pressed="true"]{box-shadow:inset 0 0 0 2px var(--ink)}
.sw:focus-visible{outline:3px solid var(--tap);outline-offset:2px}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.opt{all:unset;cursor:pointer;padding:14px 16px;border-radius:14px;background:var(--surface);box-shadow:inset 0 0 0 1.5px var(--line);display:flex;flex-direction:column;gap:2px}
.opt b{font-size:1rem}
.opt span{font-size:.86rem;color:var(--ink-soft)}
.opt[aria-pressed="true"]{box-shadow:inset 0 0 0 2px var(--ink);background:var(--surface)}
.opt:focus-visible{outline:3px solid var(--tap);outline-offset:2px}
.qty{display:flex;align-items:center;gap:6px}
.qty button{all:unset;cursor:pointer;width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:var(--surface);box-shadow:inset 0 0 0 1.5px var(--line);font-size:1.3rem;font-weight:700}
.qty button:focus-visible{outline:3px solid var(--tap)}
.qty output{min-width:56px;text-align:center;font-family:var(--display);font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}
.total{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;padding-top:20px;border-top:1px solid var(--line)}
.total .price{font-family:var(--display);font-size:2.6rem;font-weight:800;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1}
.total small{display:block;color:var(--ink-soft);font-size:.86rem;margin-top:6px}

/* demo */
.demo{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,64px);align-items:center}
@media (max-width:900px){.demo{grid-template-columns:1fr}}
.phone-stage{justify-self:center;perspective:1400px;padding:30px 16px}
.phone-float{transform-style:preserve-3d;animation:phoneFloat 6s ease-in-out infinite}
@keyframes phoneFloat{0%,100%{transform:translateY(0) rotateZ(-1deg)}50%{transform:translateY(-14px) rotateZ(1deg)}}
.phone{position:relative;width:min(300px,74vw);aspect-ratio:9/18.5;max-width:100%;border-radius:44px;padding:12px;transform-style:preserve-3d;transform:rotateY(-16deg) rotateX(6deg);transition:transform .6s cubic-bezier(.2,.7,.2,1);
  background:linear-gradient(145deg,#3a465e 0%,#141b29 22%,#0a0f18 60%,#2a3448 100%);
  box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.18),inset 0 0 0 4px #05080e,0 60px 90px -40px rgba(8,18,48,.75),-40px 40px 80px -40px rgba(47,111,235,.45)}
.phone .edge{position:absolute;inset:0;border-radius:44px;background:linear-gradient(145deg,#4a5670,#1a2130 40%,#0a0e16);transform:translateZ(var(--z));pointer-events:none}
.phone .btn-side{position:absolute;right:-3px;top:22%;width:4px;height:64px;border-radius:0 3px 3px 0;background:linear-gradient(#58647e,#252d3e);transform:translateZ(-6px)}
.phone .sheen{position:absolute;inset:12px;border-radius:32px;pointer-events:none;transform:translateZ(2px);z-index:6;
  background:linear-gradient(115deg,rgba(255,255,255,0) calc(var(--sx,30%) - 22%),rgba(255,255,255,.16) var(--sx,30%),rgba(255,255,255,0) calc(var(--sx,30%) + 14%));transition:background .2s}
.screen{position:relative;height:100%;border-radius:32px;overflow:hidden;display:flex;flex-direction:column;transform:translateZ(1px);color:#F3F6FB;
  background:radial-gradient(120% 70% at 50% 0%,#1D3F83 0%,#0B1630 55%,#060B18 100%)}
.screen .notch{width:92px;height:26px;border-radius:14px;background:#000;margin:10px auto 0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.state{position:absolute;inset:44px 0 0;padding:18px 20px 26px;display:flex;flex-direction:column;gap:14px;align-items:center;text-align:center;justify-content:center;transition:opacity .35s ease,transform .35s ease}
.state[hidden]{display:none!important}
.rings{position:relative;width:120px;height:120px;display:grid;place-items:center}
.rings i{position:absolute;inset:0;border-radius:50%;border:3px solid #2F6FEB;opacity:0}
.tapping .rings i{animation:ring 1.1s ease-out infinite}
.tapping .rings i:nth-child(2){animation-delay:.35s}
.tapping .rings i:nth-child(3){animation-delay:.7s}
@keyframes ring{0%{transform:scale(.35);opacity:.9}100%{transform:scale(1.15);opacity:0}}
.rings svg{width:48px;height:48px}
.rv-name{font-family:var(--display);font-weight:800;font-size:1.35rem;line-height:1.1}
.rv-sub{font-size:.85rem;color:#9FB0CC}
.rv-stars{display:flex;gap:4px}
.rv-stars button{all:unset;cursor:pointer;font-size:2.1rem;line-height:1;color:#33425E;transition:transform .15s,color .15s,text-shadow .15s;display:inline-block}
.rv-stars button.lit{color:#FFC23D;text-shadow:0 0 14px rgba(255,194,61,.7);animation:starPop .45s cubic-bezier(.2,.7,.2,1)}
@keyframes starPop{0%{transform:scale(.5) rotateY(-180deg)}100%{transform:none}}
.rv-stars button:hover{transform:scale(1.15)}
.rv-stars button:focus-visible{outline:3px solid #2F6FEB;border-radius:6px}
.rv-box{width:100%;min-height:74px;border-radius:14px;border:1.5px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);padding:10px 12px;font-size:.88rem;color:#9FB0CC;text-align:left}
.rv-send{all:unset;cursor:pointer;background:#2F6FEB;color:#fff;font-weight:700;padding:12px 22px;border-radius:999px}
.rv-send[disabled]{opacity:.4;cursor:default}
.demo-copy{display:flex;flex-direction:column;gap:18px}
.demo-copy ol{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:14px;counter-reset:s}
.demo-copy li{display:grid;grid-template-columns:36px 1fr;gap:14px;align-items:start;counter-increment:s}
.demo-copy li::before{content:counter(s);width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--tap-soft);color:var(--tap);font-weight:800;font-family:var(--display)}
.demo-copy li b{display:block}
.demo-copy li span{color:var(--ink-soft);font-size:.96rem}
.demo-copy .row{display:flex;flex-wrap:wrap;gap:12px}

/* calculator */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,4vw,48px);background:var(--surface);border-radius:28px;padding:clamp(22px,4vw,48px);box-shadow:inset 0 0 0 1px var(--line)}
@media (max-width:820px){.calc{grid-template-columns:1fr}}
.calc .field output{font-family:var(--mono);font-size:.9rem;color:var(--ink-soft)}
.calc input[type=range]{width:100%;accent-color:var(--gold)}
.calc select{font:500 1rem var(--body);padding:12px 14px;border-radius:12px;border:1.5px solid var(--line);background:var(--ground);color:var(--ink)}
.result{display:flex;flex-direction:column;gap:18px;justify-content:center}
.big{font-family:var(--display);font-weight:800;font-size:clamp(3.4rem,8vw,5.6rem);letter-spacing:-.04em;line-height:.9;font-variant-numeric:tabular-nums}
.big small{font-size:.28em;letter-spacing:0;font-weight:600;color:var(--ink-soft);margin-left:8px}
.bars{display:flex;align-items:flex-end;gap:6px;height:90px}
.bars i{flex:1;background:var(--gold);border-radius:6px 6px 2px 2px;min-height:4px;transition:height .4s ease}
.bars-lbl{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.7rem;color:var(--ink-soft)}
.fine{font-size:.84rem;color:var(--ink-soft)}

/* plans */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:900px){.plans{grid-template-columns:1fr}}
.plan{display:flex;flex-direction:column;gap:18px;padding:28px;border-radius:22px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--line)}
.plan.feature{background:var(--ink);color:var(--ground);box-shadow:none}
.plan.feature .muted,.plan.feature li{color:color-mix(in srgb,var(--ground) 78%,transparent)}
.plan h3{font-size:1.5rem}
.plan .amount{font-family:var(--display);font-weight:800;font-size:2.8rem;letter-spacing:-.03em;line-height:1}
.plan .amount small{font-size:.9rem;font-weight:600;letter-spacing:0}
.plan .muted{color:var(--ink-soft);font-size:.95rem}
.plan ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px;flex:1}
.plan li{display:grid;grid-template-columns:18px 1fr;gap:10px;font-size:.96rem;color:var(--ink-soft)}
.plan li::before{content:"★";color:var(--gold)}
.plan .btn{justify-content:center}
.badge{align-self:flex-start;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;padding:6px 10px;border-radius:999px;background:var(--gold);color:#1A1405}

/* faq */
.faq{display:flex;flex-direction:column;border-top:1px solid var(--line);max-width:860px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;padding:22px 0;font-weight:700;font-size:1.1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--display);font-size:1.5rem;line-height:1;color:var(--ink-soft);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding-bottom:22px;color:var(--ink-soft);max-width:65ch}

/* cta + footer */
.final{background:var(--ink);color:var(--ground);border-radius:32px;padding:clamp(32px,6vw,72px);display:grid;grid-template-columns:1.3fr .7fr;gap:28px;align-items:center}
.final h2{font-size:clamp(2.2rem,5vw,4rem)}
.final p{color:color-mix(in srgb,var(--ground) 75%,transparent);margin-top:14px;max-width:48ch}
.final .actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.final .num{font-family:var(--mono);font-size:.85rem;color:color-mix(in srgb,var(--ground) 70%,transparent)}
@media (max-width:820px){.final{grid-template-columns:1fr}}
footer{padding-block:40px calc(40px + env(safe-area-inset-bottom,0px));color:var(--ink-soft);font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hint i::after,.tapping .rings i{animation:none}
  .btn:hover{transform:none}
}

/* ================= multipage + 3D effects (shared) ================= */
.nav a[aria-current="page"]{color:var(--ink);background:var(--surface)}
.menu-btn{all:unset;display:none;cursor:pointer;width:44px;height:44px;border-radius:12px;place-items:center;color:var(--ink)}
.menu-btn svg{width:24px;height:24px}
.menu-btn:focus-visible{outline:3px solid var(--tap)}
@media (max-width:860px){
  .menu-btn{display:grid}
  .top .btn{display:none}
  .nav{position:fixed;top:calc(var(--header-h) + env(safe-area-inset-top,0px));left:12px;right:12px;flex-direction:column;gap:2px;padding:10px;border-radius:18px;background:var(--ground);box-shadow:0 30px 60px -20px rgba(0,0,0,.45),inset 0 0 0 1px var(--line);transform-origin:top center;transform:perspective(800px) rotateX(-12deg) translateY(-8px);opacity:0;pointer-events:none;transition:opacity .22s,transform .22s}
  .nav.open{display:flex;opacity:1;transform:none;pointer-events:auto}
  .nav a{padding:14px 16px;font-size:1.02rem;color:var(--ink)}
}
.top .nav .nav-wa{display:none}
@media (max-width:860px){.nav{display:flex}.top .nav .nav-wa{display:flex;justify-content:center;margin-top:6px}}

/* dark bands for the 3D heroes (always dark, in both themes) */
.dark-band{--ink:#F3F6FB;--ink-soft:#AFBCD2;--surface:rgba(255,255,255,.06);--surface-2:rgba(255,255,255,.1);--line:rgba(255,255,255,.16);--scrim:rgba(5,10,24,.72);--ground:#070D1C;
  color:var(--ink);background:radial-gradient(120% 90% at 70% 10%,#12264A 0%,#081226 45%,#050A18 100%)}
.top.on-dark{--ink:#F3F6FB;--ink-soft:#C3CFE2;--scrim:rgba(5,10,24,.72);--surface:rgba(255,255,255,.1);--line:rgba(255,255,255,.2);color:var(--ink)}

/* reveal on scroll: rises out of depth */
[data-reveal]{opacity:0;transform:perspective(1000px) translateY(46px) rotateX(16deg) scale(.97);transform-origin:50% 100%;transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal-delay="1"]{transition-delay:.08s}[data-reveal-delay="2"]{transition-delay:.16s}[data-reveal-delay="3"]{transition-delay:.24s}[data-reveal-delay="4"]{transition-delay:.32s}[data-reveal-delay="5"]{transition-delay:.4s}

/* tilt cards with glare */
[data-tilt]{transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.7,.2,1);will-change:transform;position:relative}
[data-tilt].tilting{transition:transform .08s linear}
[data-tilt] .glare-fx{position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(600px circle at var(--gx,50%) var(--gy,50%),rgba(255,255,255,.28),transparent 40%);mix-blend-mode:soft-light;z-index:3}
[data-tilt].tilting .glare-fx{opacity:1}
[data-tilt] .pop{transform:translateZ(40px)}
[data-tilt] .pop2{transform:translateZ(70px)}

/* page hero (subpages) */
.page-hero{position:relative;min-height:100vh;min-height:100svh;display:grid;align-items:center;overflow:hidden;padding-top:calc(var(--header-h) + 20px)}
.page-hero canvas.scene{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
.page-hero .wrap{position:relative;z-index:2;width:100%;pointer-events:none}
.page-hero .hero-copy{max-width:540px;display:flex;flex-direction:column;gap:18px;pointer-events:auto}
.page-hero h1{font-size:clamp(2.7rem,6.2vw,5.2rem)}
.page-hero p{font-size:1.12rem;color:var(--ink-soft);max-width:44ch}
.page-hero .row{display:flex;flex-wrap:wrap;gap:12px}
.drag-hint{position:absolute;right:clamp(16px,5vw,64px);bottom:28px;z-index:2;font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);display:flex;align-items:center;gap:10px}
.drag-hint i{width:34px;height:20px;border-radius:10px;box-shadow:inset 0 0 0 1.5px var(--line);position:relative}
.drag-hint i::after{content:"";position:absolute;top:6px;left:6px;width:8px;height:8px;border-radius:50%;background:var(--gold);animation:dragx 2s ease-in-out infinite}
@keyframes dragx{0%,100%{transform:translateX(0)}50%{transform:translateX(12px)}}
@media (max-width:860px){
  .page-hero{align-items:end;padding-bottom:56px}
  .page-hero .hero-copy{background:radial-gradient(closest-side,var(--scrim),transparent);padding:24px 0}
  .drag-hint{display:none}
}

/* sticky 3D story (exploded view, etc.) */
.story{position:relative}
.story .pin{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden}
.story canvas.scene{position:absolute;inset:0;width:100%;height:100%;display:block}
.story .steps{position:absolute;left:clamp(16px,5vw,64px);top:50%;transform:translateY(-50%);width:min(420px,calc(100% - 32px));z-index:3}
.story .step{position:absolute;inset:auto 0 auto 0;top:0;transform:translateY(-50%);display:flex;flex-direction:column;gap:12px;opacity:0;transition:opacity .4s,transform .5s;pointer-events:none}
.story .step.on{opacity:1;pointer-events:auto}
.story .step h2{font-size:clamp(2rem,4vw,3.2rem)}
.story .step p{color:var(--ink-soft);font-size:1.05rem;max-width:40ch}
.story .labels{position:absolute;inset:0;pointer-events:none;z-index:2}
.story .lab{position:absolute;left:0;top:0;display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;white-space:nowrap;color:var(--ink);opacity:0;transition:opacity .35s}
.story .lab::before{content:"";width:34px;height:1.5px;background:var(--gold)}
.story .lab b{font-weight:500;padding:6px 10px;border-radius:999px;background:rgba(5,10,24,.6);box-shadow:inset 0 0 0 1px var(--line);backdrop-filter:blur(6px)}
.story .count{position:absolute;right:clamp(16px,4vw,48px);bottom:28px;z-index:3;font-family:var(--mono);font-size:.78rem;color:var(--ink-soft);letter-spacing:.1em}
@media (max-width:860px){
  .story .steps{top:auto;bottom:calc(36px + env(safe-area-inset-bottom,0px));transform:none}
  .story .step{top:auto;bottom:0;transform:none}
  .story .step::before{content:"";position:absolute;inset:-40px -30px -40px -30px;background:radial-gradient(closest-side,var(--scrim),transparent);z-index:-1}
  .story .lab{font-size:.66rem}
  .story .lab::before{width:18px}
}

/* feature grid cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;perspective:1400px}
@media (max-width:980px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards{grid-template-columns:1fr}}
.card{padding:28px;border-radius:24px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);display:flex;flex-direction:column;gap:14px;min-height:100%}
.card h3{font-size:1.45rem}
.card p{color:var(--ink-soft);font-size:.98rem}
.card .ico{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(145deg,var(--gold),#FF8A00);color:#1A1405;box-shadow:0 14px 30px -10px rgba(242,169,0,.6)}
.card .ico svg{width:28px;height:28px}
.card .n{font-family:var(--mono);font-size:.74rem;color:var(--ink-soft);letter-spacing:.1em}

/* flip cards */
.flip{perspective:1200px;min-height:300px;cursor:pointer}
.flip .inner{position:relative;height:100%;min-height:300px;transform-style:preserve-3d;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.flip:hover .inner,.flip.flipped .inner,.flip:focus-within .inner{transform:rotateY(180deg)}
.flip .face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:24px;padding:28px;display:flex;flex-direction:column;gap:14px;box-shadow:inset 0 0 0 1px var(--line)}
.flip .front{background:var(--surface);justify-content:space-between}
.flip .front h3{font-size:1.6rem}
.flip .front .more{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--ink-soft);text-transform:uppercase}
.flip .back{background:linear-gradient(150deg,#1A47C8,#0B1E55);color:#F3F6FB;transform:rotateY(180deg);justify-content:center}
.flip .back p{color:#D5DEF0;font-size:1rem}
.flip .back b{font-family:var(--display);font-size:1.25rem}
.flip button.flip-t{all:unset;position:absolute;inset:0;border-radius:24px}
.flip button.flip-t:focus-visible{outline:3px solid var(--tap);outline-offset:3px}

/* 3D carousel */
.carousel{position:relative;height:460px;perspective:1600px;margin-top:10px;touch-action:pan-y;user-select:none}
.carousel .ring{position:absolute;left:50%;top:50%;width:300px;height:380px;margin:-190px 0 0 -150px;transform-style:preserve-3d;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.carousel .ring.dragging{transition:none}
.seg-card{position:absolute;inset:0;border-radius:24px;padding:24px;display:flex;flex-direction:column;gap:12px;background:linear-gradient(160deg,#172B52,#0A1430);color:#F3F6FB;box-shadow:inset 0 0 0 1px rgba(255,255,255,.14),0 30px 60px -30px rgba(0,0,0,.6);backface-visibility:hidden;transition:opacity .5s,filter .5s}
.seg-card .emoji{width:60px;height:60px;border-radius:18px;display:grid;place-items:center;background:rgba(255,255,255,.08)}
.seg-card .emoji svg{width:32px;height:32px}
.seg-card h3{font-size:1.5rem}
.seg-card p{color:#C7D2E6;font-size:.95rem}
.seg-card .where{margin-top:auto;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;color:#FFC23D}
.seg-card.dim{opacity:.35;filter:saturate(.4)}
.car-ctrl{display:flex;justify-content:center;gap:12px;margin-top:8px}
.car-ctrl button{all:unset;cursor:pointer;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--surface);box-shadow:inset 0 0 0 1.5px var(--line);color:var(--ink)}
.car-ctrl button:focus-visible{outline:3px solid var(--tap)}
@media (max-width:640px){.carousel{height:420px}.carousel .ring{width:250px;height:350px;margin:-175px 0 0 -125px}}

/* link cards (home → pages) */
.doors{display:grid;grid-template-columns:1fr 1fr;gap:20px;perspective:1400px}
@media (max-width:820px){.doors{grid-template-columns:1fr}}
.door{display:flex;flex-direction:column;justify-content:flex-end;gap:12px;min-height:360px;padding:32px;border-radius:28px;text-decoration:none;overflow:hidden;color:#F3F6FB;
  background:radial-gradient(90% 80% at 80% 10%,#1D3F83,#0A1430 60%,#050A18);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
.door h3{font-size:clamp(1.8rem,3.4vw,2.6rem)}
.door p{color:#C7D2E6;max-width:40ch}
.door .go{font-weight:700;display:inline-flex;gap:8px;align-items:center;color:#FFC23D}
.door{min-height:460px}
.door .art{position:absolute;right:28px;top:26px;width:46%;max-width:250px;transform:translateZ(60px) rotate(-8deg);filter:drop-shadow(0 30px 40px rgba(0,0,0,.55))}
.door .pinart{position:absolute;right:30px;top:24px;width:170px;height:170px;transform:translateZ(60px)}

/* listing mock (illustrative) */
.listing{max-width:440px;border-radius:22px;background:#fff;color:#1f1f1f;padding:22px;box-shadow:0 40px 80px -30px rgba(0,0,0,.55);font-family:var(--body)}
.listing .nm{font-weight:700;font-size:1.2rem}
.listing .rt{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:.95rem;color:#444}
.listing .rt .st{color:#F2A900;letter-spacing:1px;position:relative}
.listing .rt b{font-variant-numeric:tabular-nums}
.listing .bar{display:grid;grid-template-columns:14px 1fr;gap:8px;align-items:center;font-size:.75rem;color:#666;margin-top:6px}
.listing .bar i{height:8px;border-radius:4px;background:#eee;overflow:hidden;display:block}
.listing .bar i b{display:block;height:100%;background:#F2A900;border-radius:4px;transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.compare{display:grid;grid-template-columns:1fr auto 1fr;gap:clamp(16px,3vw,36px);align-items:center;perspective:1400px}
.compare .arrow{font-family:var(--display);font-size:2.4rem;color:var(--gold)}
.compare .tag{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px}
@media (max-width:820px){.compare{grid-template-columns:1fr}.compare .arrow{transform:rotate(90deg);justify-self:center}}

/* spec table */
.spec-table{width:100%;border-collapse:collapse;font-size:1rem}
.spec-table th,.spec-table td{text-align:left;padding:16px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table th{font-weight:700;width:34%}
.spec-table td{color:var(--ink-soft)}

/* uses chips row */
.uses{display:flex;flex-wrap:wrap;gap:12px}
.use{display:flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);font-weight:600}
.use svg{width:20px;height:20px;color:var(--tap)}

/* shine sweep on gold buttons */
.btn-gold{position:relative;overflow:hidden}
.btn-gold::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 35%,rgba(255,255,255,.55) 50%,transparent 65%);transform:translateX(-120%);transition:transform .7s}
.btn-gold:hover::after{transform:translateX(120%)}

@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1;transform:none;transition:none}
  [data-tilt]{transform:none!important}
  .flip .inner{transition:none}
  .drag-hint i::after{animation:none}
}
[data-tilt][data-reveal]{transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
[data-tilt][data-reveal].in.tilting{transition:transform .08s linear}
.flip .ico{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(145deg,var(--gold),#FF8A00);color:#1A1405;box-shadow:0 14px 30px -10px rgba(242,169,0,.6)}
.flip .ico svg{width:28px;height:28px}
.dark-band .listing{color:#1f1f1f}

/* demo phone: "Pronto para ler" in 3D */
.nfc3d{position:relative;width:190px;height:190px;transform-style:preserve-3d;perspective:520px;margin-bottom:4px}
.nfc3d .floor{position:absolute;inset:0;transform:translateY(38px) rotateX(70deg);transform-style:preserve-3d}
.nfc3d .floor i{position:absolute;inset:0;border-radius:50%;border:2px solid rgba(120,170,255,.95);box-shadow:0 0 18px rgba(107,155,255,.7),inset 0 0 18px rgba(107,155,255,.45);opacity:0;animation:radar 2.4s ease-out infinite}
.nfc3d .floor i:nth-child(2){animation-delay:.8s}.nfc3d .floor i:nth-child(3){animation-delay:1.6s}
.nfc3d .floor b{position:absolute;inset:26%;border-radius:50%;background:radial-gradient(closest-side,rgba(107,155,255,.75),rgba(107,155,255,0))}
@keyframes radar{0%{transform:scale(.18);opacity:1}100%{transform:scale(1.3);opacity:0}}
.nfc3d .beam{position:absolute;left:50%;bottom:62px;width:70px;height:110px;margin-left:-35px;border-radius:50%;background:linear-gradient(to top,rgba(107,155,255,.55),rgba(107,155,255,0));filter:blur(8px)}
.nfc3d .miniplate{position:absolute;left:50%;top:18px;width:124px;margin-left:-62px;transform-origin:50% 60%;animation:plateSpin 5s ease-in-out infinite;
  filter:drop-shadow(0 18px 14px rgba(0,0,0,.55)) drop-shadow(0 0 22px rgba(107,155,255,.45))}
@keyframes plateSpin{0%,100%{transform:translateY(0) rotateY(-28deg) rotateX(10deg)}50%{transform:translateY(-12px) rotateY(28deg) rotateX(4deg)}}
.tapping .nfc3d .miniplate{animation:plateIn 1.4s cubic-bezier(.3,.6,.2,1) forwards}
@keyframes plateIn{0%{transform:rotateY(0) scale(1)}55%{transform:translateY(-20px) rotateY(360deg) scale(1.25)}100%{transform:translateY(-30px) rotateY(360deg) scale(1.9);opacity:0}}
.tapping .nfc3d .floor i{animation-duration:.8s}
.state[data-s="idle"] .rv-name{background:linear-gradient(90deg,#FFFFFF,#9EC0FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.ready-chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;padding:7px 12px;border-radius:999px;background:rgba(107,155,255,.12);color:#9EC0FF;box-shadow:inset 0 0 0 1px rgba(107,155,255,.35)}
.ready-chip i{width:8px;height:8px;border-radius:50%;background:#4ADE80;animation:ping 1.6s ease-out infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(74,222,128,.7)}100%{box-shadow:0 0 0 10px rgba(74,222,128,0)}}
.done-star{font-size:4.4rem;line-height:1;color:#FFC23D;display:inline-block;text-shadow:0 0 30px rgba(255,194,61,.7);animation:spinY 2.6s linear infinite}
@keyframes spinY{to{transform:rotateY(360deg)}}
@media (prefers-reduced-motion:reduce){.phone-float,.nfc3d .floor i,.nfc3d .miniplate,.ready-chip i,.done-star{animation:none}.nfc3d .floor i{opacity:.5}}

/* ================= logo 3D: etiqueta dourada com ondas de NFC ================= */
.brand{perspective:320px;gap:12px}
.logo3d{position:relative;display:inline-block;width:40px;height:40px;flex:none;transform-style:preserve-3d;transform:rotateY(-24deg) rotateX(12deg) rotateZ(-8deg);animation:logoSway 7s ease-in-out infinite}
.logo3d svg{position:absolute;inset:0;width:100%;height:100%;transform:translateZ(var(--z,0));backface-visibility:hidden}
.logo3d .l-front{transform:translateZ(.5px);filter:drop-shadow(0 0 6px rgba(255,194,61,.45))}
@keyframes logoSway{0%,100%{transform:rotateY(-24deg) rotateX(12deg) rotateZ(-8deg)}50%{transform:rotateY(18deg) rotateX(6deg) rotateZ(-8deg) translateY(-2px)}}
.brand:hover .logo3d{animation:logoSpin 1.1s cubic-bezier(.2,.7,.2,1)}
@keyframes logoSpin{from{transform:rotateY(-24deg) rotateX(12deg) rotateZ(-8deg)}to{transform:rotateY(336deg) rotateX(12deg) rotateZ(-8deg)}}
.wm{font-family:var(--display);font-weight:800;font-size:1.42rem;letter-spacing:-.035em;line-height:1}
.wm b{font-weight:800;background:linear-gradient(180deg,#FFD66B,#F29A00);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 1px 0 #C98100) drop-shadow(0 1px 0 #9A6200) drop-shadow(0 2px 3px rgba(0,0,0,.25))}
.foot-brand{display:inline-flex;align-items:center;gap:12px;perspective:320px}
.foot-brand .logo3d{width:30px;height:30px}
@media (prefers-reduced-motion:reduce){.logo3d,.brand:hover .logo3d{animation:none}}