:root{--bg:#0b1020;--bg2:#121a33;--card:#172041;--text:#eaf0ff;--muted:#9aa8cc;--a:#7c5cff;--b:#00d4ff;--c:#ff6bcb;--line:#26325e}
@media (prefers-color-scheme:light){:root:not([data-theme="dark"]){--bg:#f6f8ff;--bg2:#fff;--card:#fff;--text:#12183a;--muted:#5a6690;--line:#dde3f7}}
:root[data-theme="light"]{--bg:#f6f8ff;--bg2:#fff;--card:#fff;--text:#12183a;--muted:#5a6690;--line:#dde3f7}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
svg{flex:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.code{font-size:12px;font-weight:700;letter-spacing:.5px}

/* Header */
header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 72%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:-.5px}
.logo::before{content:"";width:24px;height:24px;border-radius:8px;background:linear-gradient(135deg,var(--a),var(--b));box-shadow:0 6px 16px -6px var(--a)}
.logo span{background:linear-gradient(90deg,var(--a),var(--b));-webkit-background-clip:text;background-clip:text;color:transparent}
nav{display:flex;align-items:center;gap:4px;font-size:15px}
nav>a,.dd>a{display:flex;align-items:center;padding:8px 14px;border-radius:999px;color:var(--muted);font-weight:500;transition:.2s}
nav>a:hover,.dd:hover>a,.dd:focus-within>a{color:var(--text);background:var(--card)}
.dd{position:relative}
.menu{position:absolute;top:calc(100% + 8px);left:0;min-width:248px;padding:8px;background:var(--bg2);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 50px -18px rgba(0,0,0,.5);opacity:0;visibility:hidden;transform:translateY(6px);transition:.2s}
.menu::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.dd:hover .menu,.dd:focus-within .menu{opacity:1;visibility:visible;transform:none}
.menu a{display:flex;align-items:center;padding:10px 12px;border-radius:12px;color:var(--text);font-size:15px}
.menu a:hover{background:var(--card)}
.mi{display:inline-grid;place-items:center;width:30px;height:30px;margin-right:10px;border-radius:9px;color:var(--a);background:color-mix(in srgb,var(--a) 12%,transparent)}
.mi svg{width:17px;height:17px}
.caret{display:inline-grid;width:14px;height:14px;margin-left:4px;opacity:.6}
.caret svg{width:14px;height:14px}
.tools{display:flex;align-items:center;gap:8px}
.theme,.burger{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--text);cursor:pointer;padding:0;transition:.2s}
.theme:hover,.burger:hover{border-color:var(--a);color:var(--a)}
.theme svg,.burger svg{width:18px;height:18px;display:block}
.burger{display:none}

/* Hero */
main{overflow-x:clip}
.hero{position:relative;text-align:center;padding:80px 20px 32px}
.hero::before{content:"";position:absolute;left:-10%;right:-10%;top:-40%;height:140%;z-index:-1;pointer-events:none;background:radial-gradient(40% 45% at 22% 30%,color-mix(in srgb,var(--a) 30%,transparent),transparent 70%),radial-gradient(40% 45% at 78% 25%,color-mix(in srgb,var(--b) 24%,transparent),transparent 70%)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:24px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--muted);font-size:13px;font-weight:500}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,var(--a),var(--b))}
.hero h1{font-size:clamp(40px,6.6vw,76px);line-height:1.02;letter-spacing:-2.2px;font-weight:800;margin:0 0 20px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--a),var(--b),var(--c));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero>p{color:var(--muted);max-width:600px;margin:0 auto 32px;font-size:clamp(17px,2vw,20px)}
.actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:14px;background:linear-gradient(120deg,var(--a),var(--b));color:#fff;font-weight:600;box-shadow:0 14px 30px -12px var(--a);transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px -12px var(--a)}
.btn.ghost{background:var(--card);color:var(--text);border:1px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--a)}
.btn svg{width:18px;height:18px;display:block}

/* Slide deck */
.deck{position:relative;margin:56px auto 0;max-width:980px;background:color-mix(in srgb,var(--bg2) 88%,transparent);border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:0 40px 90px -40px color-mix(in srgb,var(--a) 60%,transparent)}
.slides{display:flex;transition:transform .6s cubic-bezier(.7,0,.2,1)}
.slide{min-width:100%;display:grid;grid-template-columns:1fr 1.2fr;gap:32px;align-items:center;padding:36px;text-align:left}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:color-mix(in srgb,var(--b) 14%,transparent);color:var(--b);font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase}
.slide h3{font-size:clamp(24px,3vw,30px);line-height:1.2;letter-spacing:-.5px;margin:14px 0 8px}
.slide p{color:var(--muted);margin:0 0 14px}
.slide canvas{width:100%;aspect-ratio:16/10;background:var(--bg);border-radius:18px;border:1px solid var(--line)}
.slide label{font-size:14px;color:var(--muted)}.slide input[type=range]{width:100%;accent-color:var(--a)}
.ctrl{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-top:1px solid var(--line)}
.dots{display:flex;gap:8px}
.dots button{width:8px;height:8px;border-radius:999px;border:0;background:var(--line);cursor:pointer;padding:0;transition:.3s}
.dots button.on{background:linear-gradient(90deg,var(--a),var(--b));width:24px}
.arrow{display:grid;place-items:center;width:42px;height:42px;padding:0;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--text);cursor:pointer;transition:.2s}
.arrow:hover{border-color:var(--a);color:var(--a)}
.arrow svg{width:18px;height:18px}

/* Sections */
section{padding:80px 0 0;scroll-margin-top:80px}
section>.wrap>h2{display:flex;align-items:center;gap:14px;font-size:clamp(28px,3.4vw,36px);letter-spacing:-1px;margin:0 0 8px;line-height:1.2}
.sub{color:var(--muted);margin:0 0 32px;font-size:17px}
.h-ic{display:grid;place-items:center;width:46px;height:46px;flex:none;border-radius:14px;color:var(--b);background:color-mix(in srgb,var(--b) 12%,transparent);border:1px solid color-mix(in srgb,var(--b) 25%,transparent)}
.h-ic svg{width:22px;height:22px}

/* Link cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.cat{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:16px;padding:22px;background:var(--card);border:1px solid var(--line);border-radius:22px;transition:transform .25s,border-color .25s,box-shadow .25s;overflow:hidden}
.cat:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--a) 60%,transparent);box-shadow:0 20px 40px -20px var(--a)}
.cat .ic{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;color:var(--a);background:color-mix(in srgb,var(--a) 12%,transparent);border:1px solid color-mix(in srgb,var(--a) 25%,transparent);transition:.25s}
.cat:hover .ic{color:#fff;background:linear-gradient(135deg,var(--a),var(--b));border-color:transparent}
.cat .ic svg{width:22px;height:22px}
.cat .txt{display:block}
.cat b{display:block;font-size:17px;line-height:1.3;margin-bottom:2px}
.cat small{color:var(--muted);font-size:13px}
.cat .go{position:absolute;top:22px;right:22px;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;color:var(--muted);opacity:.5;transition:.25s}
.cat:hover .go{opacity:1;color:var(--a);transform:translate(2px,-2px)}
.cat .go svg{width:16px;height:16px}

/* Contact */
.contact{padding-bottom:80px}
.contact-card{text-align:center;padding:56px 24px;border-radius:28px;border:1px solid var(--line);background:linear-gradient(135deg,color-mix(in srgb,var(--a) 16%,var(--bg2)),color-mix(in srgb,var(--b) 12%,var(--bg2)))}
.contact-card h2{font-size:clamp(28px,3.4vw,36px);letter-spacing:-1px;margin:0 0 8px}
.contact-card .sub{margin-bottom:28px}

/* Footer */
footer{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between}
footer a:hover{color:var(--text)}

/* Legal pages */
.doc{max-width:760px;margin:0 auto;padding:56px 20px}.doc h1{font-size:38px}.doc h2{margin-top:32px}.doc p{color:var(--muted)}

@media(max-width:760px){
  .burger{display:grid}
  nav{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 20px;background:var(--bg2);border-bottom:1px solid var(--line);box-shadow:0 24px 40px -20px rgba(0,0,0,.5);max-height:calc(100vh - 68px);overflow:auto}
  nav.open{display:flex}
  nav>a,.dd>a{padding:12px 4px;font-size:16px;font-weight:600;color:var(--text);border-radius:0}
  nav>a:hover,.dd:hover>a{background:none}
  .menu{position:static;min-width:0;padding:0 0 8px 4px;background:none;border:0;box-shadow:none;opacity:1;visibility:visible;transform:none}
  .menu::before{display:none}
  .menu a{padding:9px 4px}
  .hero{padding-top:52px}
  .deck{border-radius:22px}
  .slide{grid-template-columns:1fr;padding:20px;gap:20px}
  section{padding-top:60px}
  .contact-card{padding:40px 20px}
}