:root{--bg:#0a0e1c;--ink:#eef1f8;--mute:#a4aec5;--line:#26304a}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Bricolage Grotesque',system-ui,sans-serif;line-height:1.6}
a{color:inherit}
header{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:16px 6vw;background:rgba(10,14,28,.72);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.logo{font-weight:800;font-size:1.25rem;letter-spacing:-.02em;text-decoration:none}
nav a{margin-left:26px;text-decoration:none;color:var(--mute);font-size:.98rem}
nav a:hover{color:var(--ink)}
:focus-visible{outline:3px solid #7aa2ff;outline-offset:3px}

/* product slides */
.snap{scroll-snap-type:y mandatory;height:100vh;height:100dvh;overflow-y:auto;overscroll-behavior:contain}
.slide{min-height:100vh;min-height:100dvh;scroll-snap-align:start;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:4vw;padding:90px 6vw 40px;overflow:hidden;background:radial-gradient(circle at 25% 50%,color-mix(in srgb,var(--c,#5b8cff) 38%,transparent),transparent 58%),var(--bg)}
.stage{perspective:1300px}
.card3d{display:flex;justify-content:center;width:100%;max-width:680px;margin:auto;transform-style:preserve-3d;
  transform:rotateY(-48deg) rotateX(10deg) translateZ(-300px) scale(.8);opacity:0;
  transition:transform 1.2s cubic-bezier(.2,.8,.2,1),opacity .9s}
.card3d img{display:block;width:auto;max-width:100%;height:auto;max-height:68vh;filter:drop-shadow(0 40px 50px rgba(0,0,0,.55))}
.card3d.empty{aspect-ratio:1;max-width:min(100%,60vh);align-items:center;border:2px dashed #46557d;border-radius:26px;background:repeating-linear-gradient(45deg,#18213a,#18213a 12px,#1d2744 12px,#1d2744 24px);color:#8c9abb;text-align:center}
.on .card3d{transform:rotateY(var(--ry,14deg)) rotateX(var(--rx,4deg));opacity:1}
.info>*{opacity:0;transform:translateX(70px);transition:transform .9s cubic-bezier(.2,.8,.2,1),opacity .8s}
.on .info>*{opacity:1;transform:none}
.on .info>:nth-child(2){transition-delay:.12s}.on .info>:nth-child(3){transition-delay:.24s}
.on .info>:nth-child(4){transition-delay:.36s}.on .info>:nth-child(5){transition-delay:.48s}
.tag{display:inline-block;font-weight:600;font-size:.85rem;padding:3px 12px;border-radius:99px;background:var(--c);color:#fff;margin-bottom:14px}
.info h2{font-size:clamp(2rem,4.4vw,3.8rem);line-height:1.02;letter-spacing:-.03em;margin:0 0 14px}
.info p{color:var(--mute);font-size:1.08rem;max-width:44ch;margin:0 0 18px}
.info ul{margin:0 0 20px;padding-left:18px;color:var(--mute)}
.price{font-size:2rem;font-weight:800;margin-bottom:14px}
.price small{font-size:.9rem;font-weight:400;color:var(--mute)}
.pp{max-width:320px;min-height:120px}
.dots{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:20;display:flex;flex-direction:column;gap:12px}
.dots a{width:11px;height:11px;border-radius:50%;background:#46557d;transition:.3s}
.dots a.on{background:#fff;transform:scale(1.4)}

/* contact + policy pages */
.contact{min-height:100vh;min-height:100dvh;scroll-snap-align:start;display:flex;align-items:center;justify-content:center;padding:90px 6vw 40px}
.box{width:100%;max-width:560px}
.box h2,.doc h1{font-size:2.4rem;letter-spacing:-.03em;margin:0 0 10px}
input,textarea{width:100%;padding:13px 14px;margin-bottom:12px;border-radius:10px;border:1px solid var(--line);background:#121a31;color:var(--ink);font:inherit;font-size:16px}
.btn{background:#fff;color:#0a0e1c;border:0;border-radius:10px;padding:13px 26px;font:600 1rem inherit;font-family:inherit;cursor:pointer}
.doc{max-width:760px;margin:0 auto;padding:110px 24px 60px}
.doc section{padding-top:30px;border-top:1px solid var(--line);margin-top:30px}
.doc h2{font-size:1.5rem;margin:0 0 8px}
.doc p,.doc li{color:#c3cbde}
.doc .toc{display:flex;flex-wrap:wrap;gap:6px 18px}
.doc .toc a{color:var(--mute)}
.note{font-size:.85rem;color:var(--mute)}

/* phones and small tablets */
@media(max-width:820px){
  header{padding:12px 4vw}
  .logo{font-size:1.1rem}
  nav a{margin-left:14px;font-size:.88rem}
  .dots{display:none}
  .snap{scroll-snap-type:y proximity}
  .slide{grid-template-columns:1fr;gap:10px;padding:72px 5vw 28px;align-content:center}
  .card3d img{max-height:34vh;max-height:34dvh}
  .card3d.empty{max-width:55%;max-height:30vh}
  .on .card3d{transform:rotateY(8deg) rotateX(3deg)}
  .info>*{transform:translateY(28px)}
  .tag{margin-bottom:8px}
  .info h2{font-size:1.9rem;margin-bottom:8px}
  .info p{font-size:.98rem;margin-bottom:8px;max-width:none}
  .info ul{font-size:.9rem;line-height:1.45;margin-bottom:10px}
  .price{font-size:1.6rem;margin-bottom:8px}
  .pp{max-width:480px}
  .contact{padding:80px 5vw 30px}
  .box h2,.doc h1{font-size:2rem}
  .doc{padding:90px 18px 50px}
}
@media(max-width:520px){nav a:first-child{display:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}