:root{--accent:#6d5dfc;--accent-2:#8f7bff;--bg:#fff;--bg-2:#f5f6fa;--ink:#15171f;--ink-2:#4e5566;--ink-3:#8a90a3;--line:#e3e6ef;--font:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,Arial,sans-serif;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#111318;--bg-2:#171a21;--ink:#eceef5;--ink-2:#b3b8c8;--ink-3:#7d8397;--line:#262b38;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#111318;--bg-2:#171a21;--ink:#eceef5;--ink-2:#b3b8c8;--ink-3:#7d8397;--line:#262b38;color-scheme:dark}
*{box-sizing:border-box}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.55;font-size:16px}
a{color:var(--accent)}h1,h2,h3{line-height:1.2;margin:0 0 .5em}h1{font-size:clamp(28px,5vw,46px);letter-spacing:-.01em}h2{font-size:clamp(22px,3vw,30px);margin-top:0}
.site-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--ink);text-decoration:none}
.logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:grid;place-items:center;font-weight:800}
.nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.nav a{color:var(--ink-2);text-decoration:none;font-weight:500}.nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:12px;border:1px solid var(--line);text-decoration:none;color:var(--ink);background:var(--bg);font-weight:600}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{filter:brightness(1.08)}.btn.ghost{background:transparent}.btn.big{padding:14px 26px;font-size:17px}
.page{max-width:1080px;margin:0 auto;padding:16px 20px 60px}
.hero{padding:56px 0 28px;max-width:760px}.hero.compact{padding:32px 0 8px}.lead{font-size:clamp(17px,2.2vw,20px);color:var(--ink-2);margin:0 0 22px}.note{color:var(--ink-3);font-size:14px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.grid{padding:28px 0}.cards{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.cards li{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:18px}.cards h3{font-size:17px;margin-bottom:6px}.cards p{margin:0;color:var(--ink-2);font-size:15px}
.steps{padding:28px 0}.steps ol{padding-left:22px;margin:0 0 18px;color:var(--ink-2)}.steps li{margin:8px 0}
.plans{list-style:none;padding:0;margin:0 0 28px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.plan{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:6px}
.plan-tokens{font-weight:700;font-size:18px}.plan-price{font-size:28px;font-weight:800}.plan-sub{color:var(--ink-3);font-size:13px;margin-bottom:8px}
.muted{color:var(--ink-3);margin-top:-6px}.bullets{padding-left:20px;color:var(--ink-2)}
.faq details{border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin:10px 0;background:var(--bg-2)}
.faq summary{cursor:pointer;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary h2{font-size:17px;margin:0;display:inline}.faq p{color:var(--ink-2);margin:10px 0 0}
.site-footer{border-top:1px solid var(--line);padding:22px 20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--ink-3);font-size:14px}.site-footer nav{display:flex;gap:14px;flex-wrap:wrap}.site-footer a{color:var(--ink-2);text-decoration:none}
@media (max-width:640px){.site-header{padding:10px 14px}.nav{gap:8px}.nav a:not(.btn){display:none}.btn{padding:9px 13px;font-size:14px}.page{padding:8px 14px 40px}.hero{padding:34px 0 20px}}
.crumbs{font-size:13px;color:var(--ink-3);margin:10px 0 0}.crumbs a{color:var(--ink-2);text-decoration:none}.crumbs a:hover{color:var(--accent)}
.howto{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:12px 0 20px}.howto ol{margin:0;padding-left:22px;color:var(--ink-2)}.howto li{margin:8px 0}
.related h3{font-size:16px}.related h3 a{color:var(--ink);text-decoration:none}.related h3 a:hover{color:var(--accent)}
.faq summary h3{font-size:16px;margin:0;display:inline}
.nav a.dir{font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:24px;width:100%}.foot-grid nav{display:flex;flex-direction:column;gap:6px}.foot-grid nav b{margin-bottom:4px;color:var(--ink)}.foot-grid nav a{font-size:13px}.foot-grid .fact{font-size:13px;color:var(--ink-3);margin:8px 0}
article section{padding:14px 0}article p{color:var(--ink-2)}
@media (max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}@media (max-width:640px){.foot-grid{grid-template-columns:1fr}.nav a.dir{display:none}}
.fact-box{background:var(--bg-2);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;padding:12px 16px;font-size:15px;color:var(--ink-2);margin:14px 0 0}