:root{--bg:#f6f7f9;--card:#fff;--ink:#131a22;--muted:#586472;--line:#e4e8ee;--accent:#0e7c7b;--accent-ink:#03201c}
@media(prefers-color-scheme:dark){:root{--bg:#0e1218;--card:#161d27;--ink:#e9eef4;--muted:#93a0ad;--line:#28313d;--accent:#2dd4bf;--accent-ink:#04231f}}
:root[data-theme=dark]{--bg:#0e1218;--card:#161d27;--ink:#e9eef4;--muted:#93a0ad;--line:#28313d;--accent:#2dd4bf;--accent-ink:#04231f}
:root[data-theme=light]{--bg:#f6f7f9;--card:#fff;--ink:#131a22;--muted:#586472;--line:#e4e8ee;--accent:#0e7c7b;--accent-ink:#03201c}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.65}
a{color:var(--accent)}
header{border-bottom:1px solid var(--line)}
header .wrap{max-width:720px;margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;align-items:center;height:60px}
.brand{font-weight:800;font-size:19px;color:var(--ink);text-decoration:none}.brand b{color:var(--accent)}
.nav a{color:var(--muted);font-size:14px;text-decoration:none;margin-left:18px}
main{max-width:720px;margin:0 auto;padding:0 20px}
.crumb{font-size:13px;color:var(--muted);padding:20px 0 0}
h1{font-size:34px;line-height:1.15;margin:14px 0 6px;text-wrap:balance}
.lead{font-size:19px;color:var(--muted);margin:0 0 22px}
.meta{color:var(--muted);font-size:14px;margin-bottom:20px}
h2{font-size:23px;margin:32px 0 10px}
p,li{font-size:17px}
ul{padding-left:22px}li{margin:6px 0}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:14px 0;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--accent);transform:translateY(-1px)}
.card h3{margin:0 0 4px;font-size:19px}
.card p{margin:0;color:var(--muted);font-size:15px}
.card .tag{display:inline-block;font-size:12px;font-weight:700;color:var(--accent);border:1px solid var(--line);border-radius:20px;padding:2px 10px;margin-bottom:8px}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);font-weight:700;padding:11px 22px;border-radius:10px;text-decoration:none;border:0;font-size:15px;cursor:pointer}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:18px 0}
.ck{list-style:none;padding:0;margin:14px 0}
.ck li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px solid var(--line)}
.ck input{margin-top:5px;width:17px;height:17px;accent-color:var(--accent);flex:0 0 auto;cursor:pointer}
.ck label{cursor:pointer}
.ck label b{display:block}
.ck label span{color:var(--muted);font-size:14px}
.ck input:checked + label{opacity:.5}
.ck input:checked + label b{text-decoration:line-through}
.cta{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;margin:36px 0}
.cta h3{margin:0 0 8px}.cta p{color:var(--muted);margin:0 0 14px}
.faq{border-top:1px solid var(--line);padding:16px 0}.faq b{display:block;margin-bottom:4px}
footer{border-top:1px solid var(--line);margin-top:40px;padding:24px 0;color:var(--muted);font-size:13px;text-align:center}
@media(max-width:600px){h1{font-size:27px}.brand{font-size:17px}.nav a{margin-left:12px;font-size:13px}}
@media print{header,footer,.nav,.btnrow,.cta,.crumb{display:none!important}.ck input{-webkit-print-color-adjust:exact}a{color:inherit;text-decoration:none}body{background:#fff;color:#000}}