:root{
  --bg:#08070d;
  --bg-raised:#100e1a;
  --bg-raised-2:#171325;
  --ink:#f6f4ff;
  --ink-soft:#aca7c9;
  --ink-faint:#716c8c;
  --line:rgba(255,255,255,0.09);
  --line-strong:rgba(255,255,255,0.16);
  --primary:#7c5cfc;
  --primary-2:#3b82f6;
  --accent:#ff5fa2;
  --gold:#ffb020;
  --on-primary:#ffffff;
  --shadow:0 20px 60px -20px rgba(0,0,0,0.6);
  --radius-lg:28px;
  --radius-md:18px;
  --radius-sm:12px;
  --grad: linear-gradient(115deg, var(--primary-2), var(--primary) 45%, var(--accent) 85%);
  --font-display:'Bricolage Grotesque', 'Inter', sans-serif;
  --font-body:'Inter', sans-serif;
}
:root[data-theme="light"]{
  --bg:#fbfaff; --bg-raised:#ffffff; --bg-raised-2:#f3f1fb;
  --ink:#15111f; --ink-soft:#524d6b; --ink-faint:#8b86a3;
  --line:rgba(21,17,31,0.08); --line-strong:rgba(21,17,31,0.14);
  --shadow:0 20px 60px -24px rgba(30,20,60,0.22);
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#fbfaff; --bg-raised:#ffffff; --bg-raised-2:#f3f1fb;
    --ink:#15111f; --ink-soft:#524d6b; --ink-faint:#8b86a3;
    --line:rgba(21,17,31,0.08); --line-strong:rgba(21,17,31,0.14);
    --shadow:0 20px 60px -24px rgba(30,20,60,0.22);
  }
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background .4s ease,color .4s ease}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}
.wrap-narrow{max-width:820px;margin:0 auto;padding:0 28px}
::selection{background:var(--primary);color:#fff}

header{position:fixed;top:0;left:0;right:0;z-index:200;background:color-mix(in srgb, var(--bg) 78%, transparent);backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid var(--line);transition:background .4s ease,border-color .4s ease}
nav{max-width:1240px;margin:0 auto;padding:16px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-family:var(--font-display);font-weight:700;font-size:1.35rem;letter-spacing:-.01em;display:flex;align-items:center;gap:8px}
.logo img{width:30px;height:30px;border-radius:8px;display:block}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-size:.95rem;font-weight:500;color:var(--ink-soft);position:relative;padding:4px 0;transition:color .25s ease}
.nav-links a:hover{color:var(--ink)}
.nav-actions{display:flex;align-items:center;gap:14px}
.theme-toggle{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:1rem;transition:transform .3s ease,border-color .3s ease}
.theme-toggle:hover{transform:rotate(20deg);border-color:var(--primary)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:100px;font-weight:600;font-size:.92rem;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s ease,background .25s ease;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 24px -8px rgba(124,92,252,.65)}
.btn-primary:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 14px 32px -10px rgba(124,92,252,.8)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--primary);background:rgba(124,92,252,.08);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:.85rem}
.nav-cta{display:none}
@media(min-width:900px){.nav-cta{display:inline-flex}}
.burger{display:flex;flex-direction:column;gap:5px;width:24px}
.burger span{height:2px;background:var(--ink);border-radius:2px;transition:all .3s ease}
@media(min-width:900px){.burger{display:none}}
@media(max-width:899px){.nav-links{display:none}}
.mobile-menu{position:fixed;inset:0;z-index:190;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;opacity:0;pointer-events:none;transform:translateY(-12px);transition:opacity .35s ease,transform .35s ease}
.mobile-menu.open{opacity:1;pointer-events:auto;transform:translateY(0)}
.mobile-menu a{font-family:var(--font-display);font-size:2rem;font-weight:600}
.mobile-menu .btn{margin-top:10px}

.page-hero{padding:160px 0 60px;text-align:center}
.page-hero .tag{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);margin-bottom:14px}
.page-hero h1{font-family:var(--font-display);font-weight:700;font-size:clamp(2.2rem,5vw,3.4rem);letter-spacing:-.02em;line-height:1.08;margin-bottom:16px}
.page-hero p{color:var(--ink-soft);font-size:1.05rem;max-width:600px;margin:0 auto}

.prose{padding:20px 0 100px}
.prose h2{font-family:var(--font-display);font-weight:700;font-size:1.5rem;margin:44px 0 14px;letter-spacing:-.01em}
.prose h2:first-child{margin-top:0}
.prose h3{font-family:var(--font-display);font-weight:700;font-size:1.15rem;margin:26px 0 10px}
.prose p{color:var(--ink-soft);font-size:1rem;margin-bottom:14px}
.prose ul{margin:0 0 14px;padding-left:0}
.prose li{color:var(--ink-soft);font-size:1rem;margin-bottom:8px;padding-left:24px;position:relative}
.prose li::before{content:"—";position:absolute;left:0;color:var(--primary)}
.prose a{color:var(--primary);text-decoration:underline}
.prose strong{color:var(--ink);font-weight:700}
.prose .updated{color:var(--ink-faint);font-size:.85rem;margin-bottom:30px}
.prose .callout{background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius-md);padding:22px 24px;margin:20px 0}
.prose .callout p:last-child{margin-bottom:0}

footer{padding:70px 0 34px;border-top:1px solid var(--line);margin-top:60px}
.footer-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:40px;margin-bottom:50px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{color:var(--ink-soft);max-width:280px;font-size:.92rem}
.footer-cols{display:flex;gap:60px;flex-wrap:wrap}
.footer-col h5{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-faint);margin-bottom:16px}
.footer-col a{display:block;color:var(--ink-soft);font-size:.92rem;margin-bottom:12px;transition:color .2s ease}
.footer-col a:hover{color:var(--ink)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;padding-top:26px;border-top:1px solid var(--line);color:var(--ink-faint);font-size:.84rem}

.skip-link{position:absolute;left:-999px;top:0;background:var(--primary);color:#fff;padding:10px 18px;border-radius:8px;z-index:999}
.skip-link:focus{left:20px;top:20px}

.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 28px 60px}
.center-page .big{font-family:var(--font-display);font-weight:800;font-size:clamp(3rem,10vw,6rem);background:var(--grad);background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.center-page h1{font-family:var(--font-display);font-weight:700;font-size:1.8rem;margin:14px 0 10px}
.center-page p{color:var(--ink-soft);margin-bottom:28px;max-width:440px}
.center-page .icon-badge{width:64px;height:64px;border-radius:18px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 22px;box-shadow:0 8px 24px -8px rgba(124,92,252,.65)}