:root { color-scheme: light; --ink:#17202a; --muted:#5c6670; --line:#d9e1e8; --accent:#176d6a; --soft:#f4f7f8; }
* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; color: var(--ink); background: #ffffff; line-height: 1.56; }
.page-shell { max-width: 980px; margin: 0 auto; padding: 28px 20px 56px; }
.topline { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--muted); border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.topline a { color: var(--accent); text-decoration: none; }
.page-header { padding: 28px 0 22px; border-bottom: 1px solid var(--line); }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; color: var(--accent); font-size: 12px; font-weight: 700; }
h1 { margin: 8px 0 12px; font-size: clamp(28px, 4vw, 46px); line-height: 1.08; letter-spacing: 0; }
h2 { margin: 26px 0 8px; font-size: 21px; letter-spacing: 0; }
p { margin: 0 0 13px; }
.summary { color: var(--muted); font-size: 17px; max-width: 760px; }
.cta { display: inline-flex; align-items: center; margin-top: 18px; min-height: 42px; padding: 10px 16px; border-radius: 6px; background: var(--accent); color: #fff; text-decoration: none; font-weight: 700; }
.cn-note, .cn-risk { background: var(--soft); border-left: 4px solid var(--accent); padding: 12px 14px; }
code { background: var(--soft); padding: 2px 5px; border-radius: 4px; }
ul { padding-left: 20px; }
@media (max-width: 640px) { .page-shell { padding: 20px 14px 42px; } h1 { font-size: 30px; } .cta { width: 100%; justify-content: center; } }