:root{--bg: #f4f6fb;--panel: #ffffff;--text: #101828;--muted: #667085;--line: #e4e8f0;--primary: #2563eb;--primary-dark: #1d4ed8;--green: #12805c;--green-bg: #e6f6ef;--red: #c62828;--red-bg: #fdeceb;--amber: #b45309;--amber-bg: #fdf3e3;--purple: #6d28d9;--purple-bg: #f1eafe;--radius: 12px;--shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px rgba(16, 24, 40, .05)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.page{min-height:100vh;display:flex;flex-direction:column}.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.site-header{background:#ffffffeb;border-bottom:1px solid 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