:root{--bg:#0b1220;--card:rgba(255,255,255,.04);--card2:rgba(255,255,255,.06);--text:#eaf0ff;--muted:rgba(234,240,255,.72);--border:rgba(234,240,255,.14);--shadow:0 18px 40px rgba(0,0,0,.45);--radius:18px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji";background:radial-gradient(1200px 700px at 15% 10%,rgba(78,120,255,.2),transparent 60%),radial-gradient(900px 650px at 85% 20%,rgba(255,255,255,.08),transparent 55%),var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}a:hover{opacity:.95}.container{max-width:1100px;margin:0 auto;padding:0 18px}.section{padding:56px 0}@media (min-width: 900px){.section{padding:84px 0}}.card{background:linear-gradient(180deg,var(--card),rgba(255,255,255,.02));border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:14px;border:1px solid var(--border);background:var(--card);color:var(--text);font-weight:600;font-size:14px;transition:transform .15s ease,background .15s ease}.btn:hover{background:var(--card2)}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--text);color:var(--bg);border-color:transparent}.btn.primary:hover{opacity:.92}.badge{display:inline-flex;align-items:center;font-size:12px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:#ffffff08;color:var(--muted)}.grid{display:grid;gap:14px}@media (min-width: 900px){.grid.cols-3{grid-template-columns:repeat(3,1fr)}}@media (min-width: 900px){.grid.cols-2{grid-template-columns:repeat(2,1fr)}}.h1{font-size:40px;line-height:1.05;letter-spacing:-.02em;margin:0}@media (min-width: 900px){.h1{font-size:54px}}.h2{font-size:28px;line-height:1.15;margin:0}@media (min-width: 900px){.h2{font-size:34px}}.p{color:var(--muted);line-height:1.7}.hr{height:1px;background:var(--border);border:0;margin:0}kbd{border:1px solid var(--border);border-bottom-width:2px;padding:2px 6px;border-radius:8px;font-size:12px;color:var(--muted)}