:root{ --bg:#0B1220; --card:#111A2B; --text:#E6EEF8; --muted:#B5C7E3; --brand:#7AA2FF; --accent:#37C97B;}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto}
a{color:var(--brand);text-decoration:none}
.container{max-width:960px;margin:0 auto;padding:24px}
header{background:#0E1830;border-bottom:1px solid #1F2A44;position:sticky;top:0;z-index:1}
header .container{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
nav{display:flex;gap:12px;flex-wrap:wrap}
nav a{color:var(--muted)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:1.2rem;text-decoration:none;letter-spacing:.02em}
.brand img{height:24px;width:auto;display:block}
main .card{background:var(--card);padding:24px;border-radius:16px;box-shadow:0 2px 16px rgba(0,0,0,.3);margin-bottom:16px}
.grid{display:grid;gap:16px}
.grid.two{grid-template-columns:1fr 1fr}
@media(max-width:720px){.grid.two{grid-template-columns:1fr}}
h1,h2,h3{margin-top:0}
.button{display:inline-block;background:var(--accent);color:#06101C;font-weight:700;padding:12px 16px;border-radius:12px}
footer{border-top:1px solid #1F2A44;background:#0E1830}
.small{color:var(--muted);font-size:.9rem}
.hero{padding:24px;border-radius:16px;background:linear-gradient(135deg,#0E1830,#0B1220 60%);overflow:hidden}
code,pre{background:#0a1324;border-radius:8px;padding:3px 6px}
ul{margin-top:0}