:root{
  --bg:#0a0a12; --bg2:#10101c; --card:#14142288; --card-solid:#15152a; --line:#262640;
  --text:#ecebf7; --muted:#a3a2bd; --brand:#6366f1; --brand2:#4F46E5; --brand3:#3E37B8;
  --good:#34d399; --warn:#fbbf24; --radius:16px; --shadow:0 18px 50px -20px #000a;
  color-scheme: dark;
}
@media (prefers-color-scheme: light){
  :root{--bg:#f7f7fc;--bg2:#ffffff;--card:#ffffffcc;--card-solid:#ffffff;--line:#e3e3f1;--text:#15152b;--muted:#5a5a78;--shadow:0 18px 50px -24px #4f46e555;color-scheme:light}
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-underline-offset:3px} a:hover{color:var(--text)}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5vw,3.6rem)} h2{font-size:clamp(1.5rem,3vw,2.2rem)} h3{font-size:1.15rem}
p{margin:0 0 1em} ul{padding-left:1.2em}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)} .small{font-size:.875rem}
.skip{position:absolute;left:-999px;top:8px;background:var(--brand2);color:#fff;padding:8px 12px;border-radius:8px;z-index:99}
.skip:focus{left:8px}

/* header */
.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:18px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--text);text-decoration:none}
.brand img{border-radius:8px}
#nav{margin-left:auto} #nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
#nav a{display:block;padding:8px 12px;border-radius:10px;color:var(--muted);text-decoration:none;font-size:.95rem}
#nav a:hover,#nav a[aria-current]{color:var(--text);background:var(--card-solid)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--text);padding:8px 12px;border-radius:10px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:12px;font-weight:600;text-decoration:none;border:1px solid transparent;transition:transform .15s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand3));color:#fff;box-shadow:0 10px 30px -10px #6366f1aa}
.btn-primary:hover{color:#fff;box-shadow:0 16px 40px -12px #6366f1dd}
.btn-ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn-small{padding:8px 14px;font-size:.9rem}

/* hero */
.hero{position:relative;overflow:hidden;padding:72px 0 56px}
.hero::before,.hero::after{content:"";position:absolute;width:560px;height:560px;border-radius:50%;filter:blur(90px);opacity:.35;z-index:0;animation:drift 18s ease-in-out infinite alternate}
.hero::before{background:#6366f1;top:-220px;left:-160px} .hero::after{background:#3E37B8;bottom:-260px;right:-120px;animation-delay:-9s}
@keyframes drift{to{transform:translate(70px,50px) scale(1.15)}}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;padding:5px 12px;border:1px solid var(--line);border-radius:99px;color:var(--muted);font-size:.85rem;margin-bottom:18px}
.lead{font-size:1.2rem;color:var(--muted);max-width:34em}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 10px}
.trust{display:flex;flex-wrap:wrap;gap:8px 20px;list-style:none;padding:0;margin:20px 0 0;color:var(--muted);font-size:.9rem}
.trust li::before{content:"\2713";color:var(--good);margin-right:8px}
.grad{background:linear-gradient(120deg,#a5b4fc,#6366f1 45%,#c4b5fd);-webkit-background-clip:text;background-clip:text;color:transparent}

/* animated rename demo */
.demo{background:var(--card-solid);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.demo-bar{display:flex;gap:7px;padding:12px 14px;border-bottom:1px solid var(--line)}
.demo-bar i{width:11px;height:11px;border-radius:50%;background:var(--line)}
.demo-body{padding:18px}
.demo-path{font:13px/1.4 ui-monospace,Consolas,monospace;color:var(--muted);margin-bottom:14px}
.row{position:relative;height:42px;margin-bottom:10px;border:1px solid var(--line);border-radius:10px;font:14px/40px ui-monospace,Consolas,monospace;overflow:hidden}
.row span{position:absolute;left:14px;right:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .old{animation:oldOut 9s infinite} .row .new{color:var(--good);opacity:0;animation:newIn 9s infinite}
.row:nth-child(3) .old,.row:nth-child(3) .new{animation-delay:.5s}
.row:nth-child(4) .old,.row:nth-child(4) .new{animation-delay:1s}
@keyframes oldOut{0%,30%{opacity:1;transform:none}42%,88%{opacity:0;transform:translateY(-14px)}100%{opacity:1;transform:none}}
@keyframes newIn{0%,30%{opacity:0;transform:translateY(14px)}42%,88%{opacity:1;transform:none}100%{opacity:0;transform:translateY(14px)}}
.demo-foot{display:flex;justify-content:space-between;color:var(--muted);font-size:.85rem;padding-top:6px}

/* sections */
section{padding:64px 0} .alt{background:var(--bg2);border-block:1px solid var(--line)}
.center{text-align:center} .sec-head{max-width:46em;margin:0 auto 36px;text-align:center}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .2s,border-color .2s}
.card:hover{transform:translateY(-4px);border-color:var(--brand)}
.card .ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand3));color:#fff;margin-bottom:14px;font-weight:700}
.steps{counter-reset:s;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.step{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.step::before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--brand2);color:#fff;font-weight:700;margin-bottom:12px}
.shot{width:100%;height:auto;aspect-ratio:1586/893;border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--card-solid)}
.split>*,.grid>*,.steps>*{min-width:0}
figure{margin:0 0 28px} figcaption{color:var(--muted);font-size:.9rem;margin-top:10px;text-align:center}
.split{display:grid;gap:40px;grid-template-columns:1fr 1.2fr;align-items:center;margin-bottom:56px}
.split.flip{grid-template-columns:1.2fr 1fr} .split.flip>:first-child{order:2}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:14px 0}
.chips li{border:1px solid var(--line);border-radius:99px;padding:5px 12px;font-size:.88rem;color:var(--muted)}
.cta-band{text-align:center;background:linear-gradient(135deg,var(--brand2),var(--brand3));color:#fff}
.cta-band h2,.cta-band p{color:#fff} .cta-band .btn-primary{background:#fff;color:var(--brand3);box-shadow:none}
.cta-band .btn-ghost{color:#fff;border-color:#ffffff66} .cta-band .cta-row{justify-content:center}
.cta-band .muted{color:#e0e0ff}
.crumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:14px 0 0;margin:0;font-size:.88rem;color:var(--muted)}
.crumbs li+li::before{content:"/";margin-right:6px;opacity:.6} .crumbs a{color:var(--muted)}
.page-head{padding:40px 0 10px}.page-head h1,.page-head .lead,.page-head p{max-width:46em}
table{width:100%;border-collapse:collapse;font-size:.95rem} th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600} .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
details{border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:12px;background:var(--card)}
summary{cursor:pointer;font-weight:600} details[open] summary{margin-bottom:8px}
.prose{max-width:46em} .prose h2{margin-top:1.6em} .prose li{margin-bottom:.4em}
.site-footer{border-top:1px solid var(--line);padding:40px 0;margin-top:0}
.foot{display:grid;gap:20px;grid-template-columns:1.2fr 1fr}
.foot-links{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 18px} .foot-links a{color:var(--muted)}
.foot>p{grid-column:1/-1}

/* motion */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (max-width:860px){
  .hero .wrap,.split,.split.flip,.foot{grid-template-columns:1fr} .split.flip>:first-child{order:0}
  .nav-toggle{display:block} #nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--bg);border-bottom:1px solid var(--line);padding:10px 20px}
  #nav.open{display:block} #nav ul{flex-direction:column} .nav-cta{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important} html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none} .row .old{opacity:0} .row .new{opacity:1}
}