:root{--ink:#111418;--muted:#4d5562;--rule:#e6e8eb;--bg:#fff;--soft:#f5f7fa;--blue:#0059ff;--font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 var(--font)}
a{color:var(--blue)}h1,h2{line-height:1.2;letter-spacing:-.01em;margin:0}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 24px;flex-wrap:wrap;border-bottom:1px solid var(--rule)}
.brand{display:inline-flex;align-items:center;gap:6px;color:var(--ink);text-decoration:none;font-size:18px}
.pill{display:flex;gap:18px;flex-wrap:wrap}.pill a{color:var(--ink);text-decoration:none;font-size:15px}
.cta-top{display:flex;align-items:center;gap:14px}.signin{color:var(--ink);text-decoration:none;font-size:15px}
.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;border-radius:48px;padding:10px 22px;font-weight:600;font-size:15px}
main{max-width:820px;margin:0 auto;padding:0 20px 64px}
.crumbs{font-size:13px;color:var(--muted);margin:20px 0 8px}.crumbs a{color:var(--muted)}
.nw{white-space:nowrap}
.hero h1{font-size:clamp(30px,4.4vw,44px);font-weight:700;margin-top:8px}
.lede{font-size:19px;margin:16px 0 22px}
.block{margin-top:56px}.block h2{font-size:clamp(23px,3vw,30px);font-weight:700;margin-bottom:14px}
.block p{margin:10px 0}
.facts{border:1px solid var(--rule);border-radius:12px;overflow:hidden;margin:0}
.facts div{display:grid;grid-template-columns:minmax(140px,30%) 1fr;gap:16px;padding:12px 16px;border-top:1px solid var(--rule)}.facts div:first-child{border-top:0}
.facts dt{color:var(--muted);font-weight:500}.facts dd{margin:0}
.steps{padding-left:22px}.steps li{margin:8px 0}
.table-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:15px}th,td{text-align:left;vertical-align:top;padding:12px 14px;border-top:1px solid var(--rule)}
thead th{border-top:0;background:var(--soft);font-weight:600}tbody th{font-weight:600}
td ul{margin:0;padding-left:18px}td li{margin:3px 0}
details{border-top:1px solid var(--rule);padding:12px 0}details summary{font-size:18px;font-weight:600;cursor:pointer}
code{background:var(--soft);padding:1px 6px;border-radius:6px;font-size:.92em}
.note{color:var(--muted);font-size:14px}.src{font-size:12px;color:var(--muted);white-space:nowrap}
.updated{margin:48px 0 0;color:var(--muted);font-size:14px}
.foot{border-top:1px solid var(--rule);margin-top:24px;padding:28px 24px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 18px}.foot nav a{color:var(--muted)}
@media (max-width:720px){.pill{display:none}.top{padding:12px 16px}main{padding:0 16px 48px}.block{margin-top:44px}
.facts div{grid-template-columns:1fr;gap:2px}
.plans thead{display:none}.plans tr{display:block;border-top:1px solid var(--rule);padding:6px 0}.plans tr:first-child{border-top:0}
.plans th,.plans td{display:block;border:0;padding:6px 14px}.plans tbody th{font-size:18px;padding-top:12px}
.plans td[data-label]::before{content:attr(data-label);display:block;font-size:13px;color:var(--muted);font-weight:500}}