:root { --navy:#2a3a86; --ink:#1d2433; --muted:#5b6475; --line:#e3e7ef; --soft:#f4f6fa; }
* { box-sizing:border-box; }
body { margin:0; color:var(--ink); background:#fff; font-family:"Pretendard","Malgun Gothic",sans-serif; line-height:1.8; word-break:keep-all; }
a { color:var(--navy); text-underline-offset:4px; }
a:focus-visible, summary:focus-visible { outline:3px solid #4a7eae; outline-offset:4px; }
.wrap { max-width:1000px; margin:auto; padding:0 24px; }
header { border-bottom:1px solid var(--line); }
.header-inner { display:flex; align-items:center; justify-content:space-between; min-height:76px; gap:20px; }
.logo img { width:218px; max-width:100%; height:auto; display:block; }
nav { display:flex; gap:18px; flex-wrap:wrap; font-size:14px; }
nav a { text-decoration:none; }
nav a[aria-current=page] { font-weight:700; }
.breadcrumb { color:var(--muted); font-size:14px; padding:24px 0 0; }
main { padding-bottom:64px; }
.intro { padding:32px 0 40px; border-bottom:1px solid var(--line); }
.kicker { color:#4a7eae; font-size:14px; font-weight:700; }
h1 { font-size:38px; line-height:1.35; margin:12px 0 18px; letter-spacing:-.03em; }
.lead { font-size:19px; max-width:800px; }
.meta, .note { color:var(--muted); font-size:14px; }
section { padding-top:36px; }
h2 { font-size:25px; line-height:1.4; letter-spacing:-.02em; }
h3 { font-size:19px; }
p { margin:12px 0; }
.grid { display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.panel { padding:24px; border:1px solid var(--line); border-radius:14px; }
.panel h3 { margin-top:0; }
.doctor { display:grid; grid-template-columns:140px 1fr; gap:24px; }
.doctor img { width:140px; aspect-ratio:3/4; object-fit:cover; object-position:top; border-radius:12px; }
li { margin:10px 0; }
details { border-bottom:1px solid var(--line); padding:16px 0; }
summary { cursor:pointer; font-weight:700; }
.cta { background:var(--soft); border-radius:14px; padding:24px; margin-top:40px; }
.buttons { display:flex; flex-wrap:wrap; gap:12px; margin-top:20px; }
.btn { display:inline-block; border-radius:999px; padding:10px 20px; background:var(--navy); color:#fff; text-decoration:none; font-weight:600; }
.btn.secondary { background:#fff; color:var(--navy); border:1px solid var(--line); }
.sources { font-size:14px; color:var(--muted); }
footer { background:var(--navy); color:#fff; padding:32px 0; font-size:14px; }
footer a { color:#fff; }
footer nav { margin-top:18px; }
@media(max-width:720px) { .header-inner { flex-direction:column; align-items:flex-start; padding:18px 0; gap:14px; } .grid { grid-template-columns:1fr; } h1 { font-size:29px; } .lead { font-size:17px; } .doctor { grid-template-columns:100px 1fr; gap:16px; } .doctor img { width:100px; } .wrap { padding:0 20px; } }
@media(prefers-reduced-motion:reduce) { html { scroll-behavior:auto; } }