:root{--bg:#121512;--panel:#1b1e19;--ink:#f1eee3;--muted:#a9ada1;--gold:#d5be85;--line:#ffffff20;--serif:Georgia,'Times New Roman','Songti SC','SimSun',serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,'Microsoft YaHei',sans-serif;line-height:1.7}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:2px solid var(--gold);outline-offset:6px}::selection{background:var(--gold);color:var(--bg)}.wrap{width:min(1280px,88%);margin:auto}.eyebrow{font-size:12px;letter-spacing:3px;color:var(--gold);text-transform:uppercase}.muted{color:var(--muted)}header{position:fixed;inset:0 0 auto;z-index:20;background:#121512dd;backdrop-filter:blur(18px);border-bottom:1px solid 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