*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:15px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.5;color:var(--t);background:var(--bg);min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--t);text-decoration:none}a:hover{color:var(--accent)}img{max-width:100%}:root[data-theme=dark]{--bg: #0a0a0a;--bg-sub: #141414;--bg-card: #181818;--bg-hover: #222;--t: #e8e8e8;--t-dim: #999;--t-mute: #555;--border: #222;--border-strong: #333;--accent: #3b82f6;--accent-bg: rgba(59,130,246,.1);--link: #3b82f6;--green: #22c55e;--green-bg: rgba(34,197,94,.1)}:root[data-theme=light]{--bg: #fafafa;--bg-sub: #f0f0f0;--bg-card: #fff;--bg-hover: #f5f5f5;--t: #1a1a1a;--t-dim: #666;--t-mute: #aaa;--border: #e5e5e5;--border-strong: #ccc;--accent: #2563eb;--accent-bg: rgba(37,99,235,.06);--link: #2563eb;--green: #16a34a;--green-bg: 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