:root{--paper:#FFF8F2;--white:#fff;--soft:#F3EBE3;--ink:#1A1230;--text:#2C2440;--muted:#5A5270;--faint:#8A8298;--pink:#E11D8F;--indigo:#6366F1;--cyan:#0891B2;--amber:#D97706;--mint:#059669;--border:rgba(26,18,48,.10);--shadow:0 14px 34px rgba(26,18,48,.08);--max:1160px}*{box-sizing:border-box}html{scroll-behavior:smooth}html.modal-open{overflow:hidden}body{margin:0;background:var(--paper);color:var(--text);font:16px/1.75 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}.skip-link{position:fixed;left:16px;top:-80px;z-index:300;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:10px}.masthead{position:fixed;z-index:100;top:0;left:0;right:0;height:72px;background:rgba(255,248,242,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.masthead-inner{width:min(var(--max),calc(100% - 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