:root{--ink:#202321;--muted:#5f6561;--green:#465b4d;--green-d:#34463a;--border:#e4e6e4;--surface:#f3f4f3;--sage:#e8ebe8;--bg:#fff}
@media(prefers-color-scheme:dark){:root{--ink:#eceeec;--muted:#a3aaa5;--green:#8fb39c;--green-d:#a8c9b4;--border:#2e3330;--surface:#1a1d1b;--sage:#232825;--bg:#121413}}
*{box-sizing:border-box}body{margin:0;font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--green)}.w{max-width:1040px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:5}
header .w{display:flex;align-items:center;justify-content:space-between;height:60px;gap:16px}
.logo{font-weight:700;font-size:20px;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}
.logo i{width:26px;height:26px;border-radius:8px;background:#3d5b49;display:inline-block}
nav{display:flex;gap:18px;flex-wrap:wrap;font-size:15px}nav a{color:var(--muted);text-decoration:none}nav a:hover{color:var(--ink)}
.hero{padding:72px 0 56px;text-align:center}.hero h1{font-size:clamp(32px,5vw,52px);line-height:1.15;margin:0 0 16px;letter-spacing:-.02em}
.hero p{font-size:19px;color:var(--muted);max-width:640px;margin:0 auto 28px}
.btn{display:inline-block;padding:12px 22px;border-radius:12px;background:var(--green);color:#fff;text-decoration:none;font-weight:600;border:0;font-size:16px}
.btn.o{background:transparent;color:var(--green);border:1px solid var(--green)}
.btn:hover{background:var(--green-d);color:#fff}
section{padding:48px 0}section h2{font-size:28px;margin:0 0 8px;letter-spacing:-.01em}.sub{color:var(--muted);margin:0 0 28px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{border:1px solid var(--border);border-radius:14px;padding:22px;background:var(--surface)}.card h3{margin:0 0 6px;font-size:18px}.card p{margin:0;color:var(--muted)}
.plan{display:flex;flex-direction:column}.plan .price{font-size:36px;font-weight:700;margin:8px 0}.plan .price small{font-size:15px;color:var(--muted);font-weight:400}
.plan ul{padding-left:18px;margin:12px 0 20px;color:var(--muted);flex:1}.plan.hot{border:2px solid var(--green)}
ol.steps{counter-reset:s;list-style:none;padding:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
ol.steps li{counter-increment:s;border:1px solid var(--border);border-radius:14px;padding:20px}ol.steps li:before{content:counter(s);display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--sage);color:var(--green);font-weight:700;margin-bottom:8px}
.doc{max-width:760px;padding:40px 0 64px}.doc h1{font-size:34px;margin:0 0 4px}.doc h2{font-size:21px;margin:30px 0 6px}.doc p,.doc li{color:var(--ink)}.muted{color:var(--muted)}
.note{background:var(--sage);border-radius:12px;padding:14px 18px;font-size:14px;color:var(--muted)}
footer{border-top:1px solid var(--border);padding:32px 0;font-size:14px;color:var(--muted);margin-top:40px}footer .w{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}footer a{color:var(--muted);margin-right:14px}
@media(max-width:600px){nav{gap:12px;font-size:14px}.hero{padding:44px 0 32px}}