:root{--bg:#ffffff;--fg:#14171f;--muted:#5b6475;--line:#e6e8ee;--brand:#2f5bea;--brand-d:#2347c4;--soft:#f5f7fb}
*{box-sizing:border-box}
body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--fg);background:var(--bg)}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:700;font-size:20px;color:var(--fg);display:flex;align-items:center;gap:8px}
.logo span{color:var(--brand)}
nav a{color:var(--muted);margin-left:22px;font-size:15px}nav a.btn{color:#fff}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:10px 18px;border-radius:8px;font-weight:600}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}
.hero{padding:88px 0 64px;background:linear-gradient(180deg,var(--soft),#fff)}
.hero h1{font-size:44px;line-height:1.15;margin:0 0 18px;max-width:760px}
.hero p{font-size:19px;color:var(--muted);max-width:640px;margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{border:1px solid var(--line);border-radius:12px;padding:24px;background:#fff}
.card h3{margin:0 0 8px;font-size:18px}.card p{margin:0;color:var(--muted)}
section{padding:64px 0}section h2{font-size:30px;margin:0 0 12px}.lead{color:var(--muted);margin:0 0 32px;max-width:680px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;text-align:center}
.stats b{display:block;font-size:30px;color:var(--brand)}.stats span{color:var(--muted);font-size:14px}
.price{text-align:left}.price .amt{font-size:34px;font-weight:700;margin:8px 0}.price ul{padding-left:18px;color:var(--muted)}
.price.pop{border-color:var(--brand);box-shadow:0 6px 24px rgba(47,91,234,.12)}
pre{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:8px;overflow:auto;font-size:14px}
code{font-family:SFMono-Regular,Consolas,Menlo,monospace}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid var(--line);padding:10px;text-align:left;font-size:15px}
footer{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:14px;background:var(--soft)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}footer a{color:var(--muted);margin-right:16px}
.page{padding:56px 0}.page h1{font-size:36px;margin:0 0 16px}
form label{display:block;margin:14px 0 6px;font-weight:600;font-size:14px}
form input,form textarea,form select{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;font:inherit}
@media(max-width:800px){.grid,.stats{grid-template-columns:1fr}.hero h1{font-size:32px}nav a:not(.btn){display:none}}