:root{
  --bg:#ffffff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;
  --brand:#2563eb;--brand-700:#1d4ed8;--ghost:#f3f4f6;
}
*{box-sizing:border-box}body{margin:0;font:16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, Inter, sans-serif;color:var(--text);background:var(--bg)}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.site-header{border-bottom:1px solid var(--line);background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(10px);position:sticky;top:0;z-index:50}
.header-inner{height:64px;display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:700;text-decoration:none;color:var(--text)}
.nav a{margin-right:16px;color:var(--muted);text-decoration:none}
.nav a:hover{color:var(--text)}
.actions{display:flex;gap:8px;align-items:center}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;text-decoration:none;border:1px solid transparent;transition:all .15s}
.btn.primary{background:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-700)}
.btn.ghost{background:var(--ghost);color:var(--text);border-color:var(--line)}.btn.ghost:hover{background:#e5e7eb}
.hero{padding:80px 0;border-bottom:1px solid var(--line)}
.hero h1{font-size:40px;line-height:1.2;margin:0 0 12px}
.lede{color:var(--muted);margin:0 0 24px}
.cta{display:flex;gap:12px}
.features{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));padding:48px 0}
.feature{padding:16px;border:1px solid var(--line);border-radius:12px;background:#fff}
.pricing{padding:48px 0;border-top:1px solid var(--line)}
.cards{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));list-style:none;padding:0;margin:24px 0}
.cards li{border:1px solid var(--line);border-radius:12px;padding:16px;background:#fff}
.price{font-weight:700;font-size:20px}
.faq details{border:1px solid var(--line);border-radius:10px;padding:12px;margin:8px 0;background:#fff}
.site-footer{border-top:1px solid var(--line);padding:24px 0;margin-top:48px;color:var(--muted)}
/* User menu */
.user-menu{position:relative}
.user-menu .avatar{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:#e5e7eb;font-weight:700}
.user-menu .menu{position:absolute;right:0;top:44px;border:1px solid var(--line);border-radius:12px;background:#fff;min-width:200px;box-shadow:0 10px 30px rgba(0,0,0,.08);display:none;padding:6px}
.user-menu.open .menu{display:block}
.user-menu .menu a,.user-menu .menu .linklike{display:block;padding:10px 12px;color:var(--text);text-decoration:none;border-radius:8px;border:0;background:transparent;text-align:left}
.user-menu .menu a:hover,.user-menu .menu .linklike:hover{background:var(--ghost)}
.linklike{cursor:pointer}
@media (max-width:640px){.nav{display:none}}