:root{--ink:#111418;--muted:#5b6472;--line:#e3e6eb;--bg:#fff;--soft:#f6f7f9;--brand:#E8002D;--dark:#0D0D0D}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--ink:#eef0f3;--muted:#9aa3b2;--line:#2a2f38;--bg:#0f1115;--soft:#171a20}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif}
a{color:inherit}.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700}.logo img{width:32px;height:32px;border-radius:8px}
.links{display:flex;gap:18px;align-items:center;font-size:15px}.links a{text-decoration:none;color:var(--muted)}.links a:hover{color:var(--ink)}
.btn{display:inline-block;background:var(--brand);color:#fff!important;text-decoration:none;font-weight:600;padding:12px 20px;border-radius:12px;border:0;cursor:pointer;font-size:16px}
.btn.ghost{background:transparent;color:var(--ink)!important;border:1px solid var(--line)}
.hero{padding:56px 0 40px;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:44px;line-height:1.1;margin:0 0 16px;letter-spacing:-.02em}.hero p.lead{font-size:19px;color:var(--muted);margin:0 0 24px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}.hero img{width:100%;border-radius:16px;border:1px solid var(--line);box-shadow:0 20px 50px rgba(0,0,0,.12)}
.note{font-size:14px;color:var(--muted)}
section{padding:48px 0;border-top:1px solid var(--line)}section h2{font-size:30px;margin:0 0 8px;letter-spacing:-.01em}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.card{background:var(--soft);border-radius:16px;padding:20px}.card b{display:block;margin-bottom:4px;font-size:17px}
.price{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px;max-width:760px}
.plan{border:1px solid var(--line);border-radius:18px;padding:24px}.plan.pro{border:2px solid var(--brand)}
.plan h3{margin:0}.plan .amt{font-size:40px;font-weight:800;margin:8px 0}.plan ul{padding-left:20px;margin:12px 0 20px}
details{border-bottom:1px solid var(--line);padding:14px 0}summary{font-weight:600;cursor:pointer}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px}footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer nav{display:flex;gap:16px}
.legal{max-width:760px;padding:24px 20px 56px}.legal h1{font-size:34px;margin:16px 0 4px}.legal h2{font-size:20px;margin:28px 0 6px}
@media (max-width:820px){.hero{grid-template-columns:1fr;padding-top:28px}.hero h1{font-size:34px}.grid3,.price{grid-template-columns:1fr}.links a.hide-s{display:none}}
.logo,.btn{white-space:nowrap}
@media (max-width:480px){header.nav .btn{padding:9px 14px;font-size:14px}.links{gap:12px}}

.guide p,.guide li{line-height:1.7}.guide ul,.guide ol{padding-left:1.3em}.guide h2 a{color:inherit}
.guide-cta{margin:36px 0 8px;padding:20px;border:1px solid #e5e5e5;border-radius:14px;display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center}.guide-cta b{font-size:1.1em;width:100%}.guide-cta span{flex:1 1 260px;color:#555}