:root{--navy:#071c3b;--cyan:#079fc1;--ice:#eff8fb;--text:#536273;--line:#dbe7eb;--serif:"Playfair Display",Georgia,serif;--sans:"DM Sans",Arial,sans-serif;--shadow:0 20px 60px rgba(7,28,59,.1)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-family:var(--sans);color:var(--text);line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1120px,calc(100% - 40px));margin:auto}.article-header{position:sticky;top:0;z-index:100;height:82px;display:flex;align-items:center;border-bottom:1px solid var(--line);background:#fff;box-shadow:0 7px 24px rgba(7,28,59,.07)}.header-inner{display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;color:var(--navy);font-weight:700;letter-spacing:.12em;font-size:13px}.mark{width:42px;height:42px;border:4px solid 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