:root{--primary: #06B6D4;--primary-dark: #0891B2;--primary-deep: #0E7490;--primary-soft: #ECFEFF;--primary-line: #A5F3FC;--green: #22C55E;--green-soft: #ECFDF5;--yellow: #F59E0B;--yellow-soft: #FFFBEB;--red: #EF4444;--red-soft: #FEF2F2;--blue: #3B82F6;--purple: #8B5CF6;--bg: #F4F8FA;--card: #FFFFFF;--text: #1F2937;--text-2: #5B6B7B;--text-3: #94A3B8;--border: #E4EEF3;--shadow: 0 4px 18px rgba(13, 74, 92, .06);--shadow-lg: 0 12px 36px rgba(13, 74, 92, .12);--radius: 14px;--radius-sm: 9px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:PingFang SC,Microsoft YaHei,Hiragino Sans GB,Helvetica 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