:root{--orange:#FF9800;--dark:#101214;--muted:#667085;--bg:#F5F7FA;--card:#fff;--border:#E5E7EB}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--dark);line-height:1.6}
a{color:var(--orange);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--dark)}
.brand img{width:28px;height:28px}
nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0}
nav li a{color:#344054;font-weight:500}nav li a.active,nav li a:hover{color:var(--orange)}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--orange);color:#000;font-weight:600;padding:12px 20px;border-radius:10px;border:0;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(255,152,0,.3)}
.btn-ghost{background:#fff;border:1px solid var(--border);color:#101214}
.hero{padding:80px 0 40px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:48px;line-height:1.1;margin:0 0 16px}
.hero p{font-size:18px;color:var(--muted);margin:0 0 24px}
.hero-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:12px;box-shadow:0 10px 30px rgba(16,18,20,.06)}
.hero-card img{width:100%;border-radius:12px;display:block}
.badges{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0;color:#475467;font-size:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px}
.card h3{margin:0 0 8px}
.section{padding:60px 0}
.section h2{font-size:32px;margin:0 0 12px}
.muted{color:var(--muted)}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin:40px 0}
.feature img{width:100%;border-radius:14px;border:1px solid var(--border);background:#fff}
footer{border-top:1px solid var(--border);background:#fff;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;padding:40px 0}
.small{font-size:14px;color:#667085}
code,kbd{background:#F2F4F7;padding:2px 6px;border-radius:6px;font-size:13px}
.faq details{background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px;margin:10px 0}
.faq summary{cursor:pointer;font-weight:600}
table{width:100%;border-collapse:collapse}th,td{padding:10px;border-bottom:1px solid var(--border);text-align:left}
@media(max-width:900px){.hero{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr}.feature{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}nav ul{display:none}}