/* VidLayer — site styles (indigo, code-first) */
:root{
  --bg:#0A0A12;--bg-soft:#0F0F1D;--surface:#141426;--surface-2:#1B1B33;
  --border:#272747;--border-soft:#1e1e3a;--text:#ECEBFF;--muted:#9A98C4;--muted-dim:#63618f;
  --brand:#7C5CFC;--brand-2:#22D3EE;--ok:#34D399;--warn:#FBBF77;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(10,10,18,.76);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--border-soft)}
.nav{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:750;letter-spacing:-.02em;font-size:18px}
.logo{width:30px;height:30px;flex:none;display:grid;place-items:center;border-radius:9px;background:linear-gradient(140deg,var(--brand),var(--brand-2))}
.logo img,.logo svg{width:18px;height:18px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--muted);font-size:14px;font-weight:500;transition:color .15s}
.nav-links a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-size:14px;font-weight:600;cursor:pointer;border-radius:9px;padding:9px 16px;border:1px solid transparent;transition:.16s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#9078ff;transform:translateY(-1px)}
.btn-ghost{border-color:var(--border);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:#39396a;background:var(--surface)}
.btn:focus-visible,.nav-links a:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}

/* language switcher */
.lang{display:inline-flex;align-items:center;gap:1px;border:1px solid var(--border);border-radius:8px;padding:2px}
.lang a{font-size:12.5px;font-weight:600;color:var(--muted);padding:4px 9px;border-radius:6px;line-height:1;transition:color .15s,background .15s}
.lang a.on{background:var(--surface-2);color:var(--text)}
.lang a:hover{color:var(--text)}

/* hero */
.hero{position:relative;padding:76px 0 54px}
.hero::before{content:"";position:absolute;inset:-10% -20% auto -20%;height:640px;z-index:-1;
  background:radial-gradient(720px 340px at 22% 8%,rgba(124,92,252,.26),transparent 60%),
             radial-gradient(680px 320px at 92% 0%,rgba(34,211,238,.14),transparent 60%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:var(--brand-2);background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.22);padding:6px 13px;border-radius:999px;letter-spacing:.01em}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 0 3px rgba(34,211,238,.18)}
h1{font-size:clamp(34px,4.6vw,54px);line-height:1.05;letter-spacing:-.03em;font-weight:800;margin:20px 0 0}
.grad{background:linear-gradient(100deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{color:var(--muted);font-size:18px;max-width:36em;margin:18px 0 0}
.cta{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}

/* code panels */
.code{background:linear-gradient(180deg,#12122a,#0d0d1e);border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:0 24px 60px -30px rgba(0,0,0,.8)}
.code-top{display:flex;align-items:center;gap:7px;padding:11px 14px;border-bottom:1px solid var(--border-soft);background:rgba(255,255,255,.015)}
.code-top .d{width:11px;height:11px;border-radius:50%}
.code-top .d.r{background:#ff5f57}.code-top .d.y{background:#febc2e}.code-top .d.g{background:#28c840}
.code-top .ct{margin-left:8px;display:inline-flex;align-items:center;gap:7px;color:var(--muted-dim);font-size:12.5px;font-family:var(--mono)}
.code-top .ct svg{width:14px;height:14px}
.code pre{margin:0;padding:18px 18px 20px;overflow-x:auto}
.code code{font-family:var(--mono);font-size:13px;line-height:1.7;color:#c9c7f0;white-space:pre}
.code .k{color:#c792ea}.code .s{color:#a5e6a0}.code .u{color:#6fd7ef}.code .p{color:#5a5885}
.code.sm code{font-size:12.5px}

/* stats strip */
.stats{border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);background:var(--bg-soft)}
.stats .wrap{display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:space-between;padding:18px 24px}
.stat{color:var(--muted);font-size:13.5px}.stat b{color:var(--text);font-weight:700}

/* blocks */
.block{padding:74px 0}
.head{max-width:640px;margin:0 auto 40px;text-align:center}
.head h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.02em;font-weight:780;margin:14px 0 0}
.head p{color:var(--muted);font-size:16.5px;margin:14px 0 0}
.grid{display:grid;gap:18px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:14px;padding:22px}
.card .ic{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(124,92,252,.12);color:var(--brand);margin-bottom:14px}
.card .ic svg{width:20px;height:20px}
.card h3{font-size:16px;font-weight:700;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:14px;margin-top:8px}

/* preview grid */
.prev-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:20px;align-items:stretch}
.prev-grid .code{align-self:center}
.shot-frame{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--surface);box-shadow:0 24px 60px -30px rgba(0,0,0,.8)}
.shot-frame img{display:block;width:100%;height:auto}
.figcap{text-align:center;color:var(--muted-dim);font-size:12.5px;margin-top:14px}

/* quickstart steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.step{background:var(--surface);border:1px solid var(--border-soft);border-left:2px solid var(--brand);border-radius:12px;padding:20px}
.step h3{font-size:15px;font-weight:700;color:var(--brand-2)}
.step p{color:var(--muted);font-size:14px;margin-top:8px}

/* band */
.band{margin:20px 0 0;padding:64px 24px;background:linear-gradient(120deg,rgba(124,92,252,.14),rgba(34,211,238,.08));border-top:1px solid var(--border-soft)}
.band-inner{max-width:620px;margin:0 auto;text-align:center}
.band h2{font-size:clamp(24px,3vw,32px);font-weight:780;letter-spacing:-.02em}
.band p{color:var(--muted);font-size:16px;margin:14px 0 24px}

/* footer */
footer{border-top:1px solid var(--border-soft);padding:52px 0 34px;background:var(--bg-soft)}
.foot{display:grid;grid-template-columns:1.4fr 2fr;gap:40px}
.foot-brand p{color:var(--muted);font-size:14px;max-width:30em;margin-top:12px}
.foot-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fcol h4{font-size:13px;color:var(--text);font-weight:700;margin-bottom:12px}
.fcol a{display:block;color:var(--muted);font-size:13.5px;padding:4px 0;transition:color .15s}
.fcol a:hover{color:var(--text)}
.fbot{display:flex;justify-content:space-between;align-items:center;margin-top:38px;padding-top:20px;border-top:1px solid var(--border-soft);color:var(--muted-dim);font-size:12.5px;flex-wrap:wrap;gap:8px}
.fbot [data-version]{font-family:var(--mono)}

/* fade-in */
.fade{opacity:0;transform:translateY(10px);animation:rise .6s ease forwards}
.fade.d1{animation-delay:.08s}.fade.d2{animation-delay:.16s}
@keyframes rise{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.fade{animation:none;opacity:1;transform:none}}

/* responsive */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .prev-grid{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr;gap:28px}
}
@media (max-width:640px){
  .nav-links a:not(.btn){display:none}
  .grid-4,.grid-3,.steps{grid-template-columns:1fr}
  .stats .wrap{gap:10px 20px}
}