:root{
  --bg: #0B1220;
  --bg2:#0F172A;
  --card:#0B1325;
  --text:#E5E7EB;
  --muted:#A7B0C0;
  --border: rgba(255,255,255,.10);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --accent:#F59E0B;
  --accent2:#22D3EE;
  --focus: #93C5FD;
  --radius: 18px;
  --radius2: 24px;
  --container: 1120px;
  --font: "Work Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color-scheme: dark;
}
html[data-theme="light"]{
  --bg:#F4F6F8;
  --bg2:#FFFFFF;
  --card:#FFFFFF;
  --text:#1F2937;
  --muted:#4B5563;
  --border: rgba(17,24,39,.14);
  --shadow: 0 10px 30px rgba(17,24,39,.10);
  --accent:#B45309;
  --accent2:#0891B2;
  color-scheme: light;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1200px 500px at 20% 0%, rgba(245,158,11,.18), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(34,211,238,.12), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  color:var(--text);
  line-height:1.45;
}
a{color:inherit}
.container{max-width:var(--container); margin:0 auto; padding:0 20px}
.skip{position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden}
.skip:focus{left:16px; top:16px; width:auto; height:auto; padding:10px 12px; background:var(--card); border:1px solid var(--border); border-radius:12px; z-index:9999}
.topbar{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(10,16,28,.62);
  border-bottom: 1px solid var(--border);
}
html[data-theme="light"] .topbar{ background: rgba(244,246,248,.72); }
.topbar__inner{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0}
.brand{display:flex; align-items:center; gap:12px}
.brand__mark{
  width:42px; height:42px; border-radius:999px;
  background:
    radial-gradient(circle at 25% 30%, rgba(34,211,238,.9), transparent 55%),
    radial-gradient(circle at 70% 75%, rgba(245,158,11,.95), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,.12), rgba(0,0,0,.12));
  border:1px solid var(--border);
  box-shadow: var(--shadow);
}
.brand__name{font-weight:800; letter-spacing:.2px}
.brand__tag{font-size:12.5px; color:var(--muted)}
.nav{display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.nav__link{text-decoration:none; padding:10px 10px; border-radius:12px; color:var(--muted)}
.nav__link:hover{color:var(--text); background: rgba(255,255,255,.06)}
html[data-theme="light"] .nav__link:hover{background: rgba(17,24,39,.06)}
.hero{padding:56px 0 28px}
.hero__grid{display:grid; grid-template-columns: 1.15fr .85fr; gap:22px; align-items:start}
@media (max-width: 980px){ .hero__grid{grid-template-columns:1fr} .nav__link{display:none} }
.pill{
  display:inline-flex; gap:8px; align-items:center;
  padding:8px 12px;
  border:1px solid var(--border);
  border-radius:999px;
  color:var(--muted);
  background: rgba(255,255,255,.04);
  font-weight:600;
  margin:0 0 14px;
}
h1{margin:0 0 10px; font-size:46px; line-height:1.05; letter-spacing:-.6px}
@media (max-width: 520px){ h1{font-size:36px} }
.lead{margin:0 0 16px; color:var(--muted); font-size:18px; max-width:52ch}
.hero__cta{display:flex; gap:12px; flex-wrap:wrap; margin:18px 0 18px}
.btn{
  appearance:none; border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  color:var(--text);
  padding:11px 14px;
  border-radius:14px;
  text-decoration:none;
  font-weight:700;
  display:inline-flex; align-items:center; gap:8px;
  cursor:pointer;
}
.btn:focus{outline:3px solid rgba(147,197,253,.35); outline-offset:2px}
.btn--primary{
  background: linear-gradient(135deg, rgba(245,158,11,.95), rgba(245,158,11,.55));
  border-color: rgba(245,158,11,.55);
  color: #1b1205;
}
.btn--secondary{background: rgba(34,211,238,.10); border-color: rgba(34,211,238,.35)}
.btn--ghost{background: transparent}
.btn__text{font-weight:800}
.icon{font-size:16px}
.hero__meta{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:10px}
@media (max-width: 520px){ .hero__meta{grid-template-columns:1fr} }
.metaCard{border:1px solid var(--border); background: rgba(255,255,255,.03); border-radius: 16px; padding:12px 12px}
.metaCard__k{font-size:12px; color:var(--muted); font-weight:700}
.metaCard__v{font-weight:800; margin-top:2px}
.card{border:1px solid var(--border); background: rgba(255,255,255,.03); border-radius: var(--radius2); padding:18px; box-shadow: var(--shadow)}
html[data-theme="light"] .card{background: rgba(255,255,255,.9)}
.hero__card .note{margin-top:12px; border:1px dashed rgba(34,211,238,.35); background: rgba(34,211,238,.08); border-radius: 18px; padding:14px 16px}
.note__title{font-weight:800}
.note__text{color:var(--muted); margin-top:4px}
.check{margin:12px 0 0; padding:0; list-style:none}
.check li{margin:10px 0; padding-left:26px; position:relative; color:var(--muted)}
.check li::before{content:"✓"; position:absolute; left:0; top:0; color: var(--accent2); font-weight:900}
.divider{height:1px; background: var(--border); margin:16px 0}
.mini__title{font-weight:800}
.mini__text{margin:6px 0 0; color:var(--muted)}
.section{padding:32px 0}
.section--soft{background: rgba(255,255,255,.03); border-top:1px solid var(--border); border-bottom:1px solid var(--border)}
html[data-theme="light"] .section--soft{background: rgba(17,24,39,.03)}
.section__head{display:flex; align-items:baseline; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-bottom:14px}
.section__head h2{margin:0; font-size:28px; letter-spacing:-.2px}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.grid3{display:grid; grid-template-columns:repeat(3,1fr); gap:14px}
@media (max-width: 980px){ .grid3{grid-template-columns:1fr} }
.grid2{display:grid; grid-template-columns:repeat(2,1fr); gap:14px}
@media (max-width: 980px){ .grid2{grid-template-columns:1fr} }
.tile{border:1px solid var(--border); border-radius: var(--radius2); padding:18px; background: rgba(255,255,255,.02); box-shadow: var(--shadow)}
html[data-theme="light"] .tile{background: rgba(255,255,255,.95)}
.tile h3{margin:0 0 8px}
.tile p{margin:0 0 10px; color:var(--muted)}
.link{border:0; background:transparent; color: var(--accent2); font-weight:800; cursor:pointer; padding:0}
.link:hover{text-decoration:underline}
.tile:focus{outline:3px solid rgba(147,197,253,.35); outline-offset:3px}
.tags{display:flex; flex-wrap:wrap; gap:10px; margin:12px 0}
.tag{border:1px solid var(--border); border-radius:999px; padding:8px 10px; font-weight:700; color:var(--muted); background: rgba(255,255,255,.03)}
.stack{display:flex; gap:10px; flex-wrap:wrap}
.footer{padding:26px 0; border-top:1px solid var(--border); background: rgba(10,16,28,.55)}
html[data-theme="light"] .footer{background: rgba(244,246,248,.72)}
.footer__inner{display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap}
.footer__brand{font-weight:900}
.footer__link{color:var(--muted); text-decoration:none; padding:8px 10px; border-radius:12px}
.footer__link:hover{color:var(--text); background: rgba(255,255,255,.06)}
html[data-theme="light"] .footer__link:hover{background: rgba(17,24,39,.06)}
.modal::backdrop{background: rgba(0,0,0,.6)}
.modal{border:0; padding:0; background: transparent}
.modal__card{
  width:min(720px, calc(100vw - 28px));
  margin: 12vh auto 0;
  border:1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding:16px;
}
html[data-theme="light"] .modal__card{background: #fff}
.modal__head{display:flex; align-items:center; justify-content:space-between; gap:12px}
.modal__body{color:var(--muted); margin-top:10px}
.modal__foot{margin-top:14px; display:flex; justify-content:flex-end}