:root{--bg:#fbfbfa;--fg:#1d2230;--muted:#5f6675;--line:#e4e5e9;--brand:#2f5bd3;--brand-d:#2448ad;--card:#fff;--code:#f3f4f7}
*{box-sizing:border-box}
body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",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.top{border-bottom:1px solid var(--line);background:#fff}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--fg)}
.logo:hover{text-decoration:none}
nav a{color:var(--muted);margin-left:22px;font-size:15px}nav a:hover{color:var(--fg);text-decoration:none}
.btn{display:inline-block;padding:10px 18px;border-radius:8px;background:var(--brand);color:#fff;font-weight:600;border:0;cursor:pointer;font-size:15px}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line)}
.hero{padding:88px 0 64px}
.hero h1{font-size:44px;line-height:1.15;margin:0 0 18px;max-width:760px;letter-spacing:-.02em}
.hero p{font-size:19px;color:var(--muted);max-width:640px;margin:0 0 30px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px}
.card h3{margin:0 0 8px;font-size:18px}.card p{margin:0;color:var(--muted);font-size:15px}
section{padding:56px 0}section h2{font-size:30px;margin:0 0 28px;letter-spacing:-.01em}
.muted{color:var(--muted)}
.stats{display:flex;gap:48px;flex-wrap:wrap;margin-top:8px}.stats b{display:block;font-size:28px}
.price .card{display:flex;flex-direction:column}.price .amount{font-size:34px;font-weight:700;margin:10px 0}
.price ul{padding-left:18px;color:var(--muted);flex:1}.price .card.pop{border:2px solid var(--brand)}
table{border-collapse:collapse;width:100%;font-size:15px}td,th{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left}
code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;background:var(--code);border-radius:6px}
code{padding:2px 5px}pre{padding:14px 16px;overflow-x:auto}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted);font-size:14px;margin-top:40px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}footer a{color:var(--muted);margin-right:18px}
.form{max-width:380px;margin:72px auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:32px}
.form label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
.form input{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:15px}
.form .btn{width:100%;margin-top:22px}.err{color:#b42318;font-size:14px;margin-top:12px;min-height:20px}
.doc{display:grid;grid-template-columns:230px 1fr;gap:40px;padding:36px 0}
.doc aside a{display:block;color:var(--muted);padding:4px 0;font-size:15px}.doc aside h4{margin:18px 0 6px;font-size:13px;text-transform:uppercase;letter-spacing:.05em}
.doc article{min-width:0}.doc article h1{margin-top:0}
.note{background:#eef3ff;border-left:3px solid var(--brand);padding:12px 16px;border-radius:6px;margin:18px 0}
@media(max-width:760px){.hero h1{font-size:32px}nav a{margin-left:12px}.doc{grid-template-columns:1fr}}