:root{--bg: #0a0a0a;--bg2: #111111;--surface: #161616;--surface2: #1e1e1e;--border: rgba(255, 255, 255, .08);--text: #e8e8e8;--text-muted: #666;--text-dim: #444;--cyan: #00d4ff;--purple: #a78bfa;--green: #34d399;--amber: #fbbf24;--rose: #fb7185;--nav-h: 60px;--radius: 12px;--font-mono: "JetBrains Mono", monospace}[data-theme=light]{--bg: #fafafa;--bg2: #f0f0f0;--surface: #ffffff;--surface2: #f5f5f5;--border: rgba(0, 0, 0, .08);--text: #111111;--text-muted: #888;--text-dim: #bbb}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,Noto Sans TC,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}ul{list-style:none}.container{max-width:1000px;margin:0 auto;padding:0 24px}section{padding:80px 0}.section-header{text-align:center;margin-bottom:48px}.section-header 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