:root{--bg:#F7F8F8;--surface:#fff;--border:#DDE3E4;--ink:#16252A;--muted:#55666C;--accent:#0F5B63;--accent-dark:#0A4249;--accent-soft:#E3F1F2;--warn-soft:#FBF1DF;--warn:#7A4E08;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif}
@media (prefers-color-scheme:dark){:root{--bg:#10191C;--surface:#172328;--border:#2A3A40;--ink:#E8EFF0;--muted:#9DB0B5;--accent:#5FC0CB;--accent-dark:#8AD6DF;--accent-soft:#16363B;--warn-soft:#3A2F14;--warn:#E8C27A}}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);font-size:17px;line-height:1.65}
a{color:var(--accent-dark)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--border);background:var(--surface)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;max-width:1000px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;text-decoration:none;color:var(--ink)}
.mark{display:inline-flex;width:30px;height:30px;border-radius:8px;background:#0F5B63;color:#fff;align-items:center;justify-content:center;font-size:13px}
nav.site{display:flex;gap:18px;font-size:14px}
nav.site a{color:var(--muted);text-decoration:none;font-weight:600}
@media (max-width:620px){nav.site{display:none}}
main{padding:36px 0 24px}
h1{font-size:34px;line-height:1.15;letter-spacing:-.02em;margin:0 0 14px;text-wrap:balance}
h2{font-size:23px;line-height:1.25;margin:38px 0 10px}
h3{font-size:18px;margin:24px 0 6px}
.lead{font-size:19px;color:var(--muted);margin:0 0 22px}
.meta{font-size:13.5px;color:var(--muted);margin:0 0 20px}
.eyebrow{font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-dark);margin-bottom:8px}
.answer{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:6px 22px 14px;margin:22px 0}
.answer ol,.answer ul,main ul,main ol{padding-left:22px}
li{margin:6px 0}
.callout{background:var(--accent-soft);border-radius:10px;padding:16px 20px;margin:26px 0}
.callout p{margin:0}
.note{background:var(--warn-soft);color:var(--warn);border-radius:10px;padding:12px 18px;font-size:15px;margin:22px 0}
.note p{margin:0}
.banner{background:var(--warn-soft);color:var(--warn);font-weight:700;text-align:center;padding:10px 20px;font-size:14px}
.soon{display:inline-block;background:var(--accent-soft);color:var(--accent-dark);font-weight:700;border-radius:999px;padding:6px 14px;font-size:14px}
table{border-collapse:collapse;width:100%;font-size:15px;margin:14px 0}
th,td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--accent-soft)}
.tablewrap{overflow-x:auto}
.related{margin-top:42px;padding-top:20px;border-top:1px solid var(--border)}
.related h2{margin-top:0;font-size:19px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:14px 0}
@media (max-width:720px){.grid{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px 18px;display:block;text-decoration:none;color:var(--ink)}
.card b{display:block;margin-bottom:4px}
.card span{color:var(--muted);font-size:14.5px}
footer.site{border-top:1px solid var(--border);margin-top:40px;padding:28px 0 36px;font-size:14px;color:var(--muted)}
.f-note{margin:0 0 14px}
.f-links{display:flex;flex-wrap:wrap;gap:6px 18px}
.f-links a{color:var(--muted)}