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64px}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-card: #ffffff;--bg-card-hover: #f9f9f9;--border-color: #e5e5e5;--text-primary: #1a1a1a;--text-secondary: #666666;--text-muted: #999999;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}button{font-family:inherit;cursor:pointer;border:none;background:none}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3}h1{font-size:var(--text-3xl)}h2{font-size:var(--text-2xl)}h3{font-size:var(--text-xl)}h4{font-size:var(--text-lg)}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 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