:root{--bg:#0b0c10;--card:#12141b;--text:#e9ecf1;--muted:#a7afbf;--accent:#9fd3ff;--accent2:#ffd39f;--border:#232736;--max:980px}
*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
header{position:sticky;top:0;background:rgba(11,12,16,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:10}
nav{max-width:var(--max);margin:0 auto;display:flex;gap:14px;align-items:center;justify-content:space-between;padding:14px 16px}
nav .left{display:flex;gap:14px;align-items:center}.brand{font-weight:700}
nav .links{display:flex;gap:12px;flex-wrap:wrap}
main{max-width:var(--max);margin:0 auto;padding:28px 16px 56px}
h1{font-size:40px;line-height:1.1;margin:0 0 10px}h2{font-size:22px;margin:26px 0 10px}
p{color:var(--muted);line-height:1.7}hr{border:none;border-top:1px solid var(--border);margin:22px 0}
.badge{display:inline-block;padding:6px 10px;border:1px solid var(--border);border-radius:999px;color:var(--muted);font-size:13px}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:16px}
.hero{padding:18px 0 8px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;border:1px solid var(--border);background:#0f1118;color:var(--text);cursor:pointer}
.btn.primary{background:linear-gradient(135deg, rgba(159,211,255,.18), rgba(255,211,159,.12));border-color:rgba(159,211,255,.35)}
.btn.small{padding:8px 12px;border-radius:10px;font-size:14px}.btn:hover{filter:brightness(1.08)}
.kicker{color:var(--accent2);font-weight:600;letter-spacing:.4px}ul{color:var(--muted);line-height:1.7}
.small{font-size:13px;color:var(--muted)}.footer{max-width:var(--max);margin:0 auto;padding:20px 16px 40px;border-top:1px solid var(--border);color:var(--muted)}
input{width:100%;padding:12px 12px;border-radius:12px;border:1px solid var(--border);background:#0f1118;color:var(--text);outline:none}
label{font-size:13px;color:var(--muted)}form .row{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:860px){form .row{grid-template-columns:1.6fr .9fr}}
.note{border-left:3px solid rgba(159,211,255,.5);padding-left:12px;color:var(--muted)}
blockquote{margin:12px 0;padding:12px 14px;background:#0f1118;border:1px solid var(--border);border-radius:14px;color:var(--muted)}