:root{--brand: #4263eb;--brand-dark: #3b5bdb;--brand-glow: rgba(66, 99, 235, .4);--accent: #22d3ee;--primary: #4263eb;--primary-light: #edf2ff;--primary-dark: #3b5bdb;--revenue: #e03131;--revenue-light: #fff5f5;--success: #2f9e44;--success-light: #ebfbee;--text: #1a1a2e;--text-sec: #495057;--text-muted: #868e96;--bg: #f1f3f5;--card: #ffffff;--border: #e9ecef;--border-dark: #dee2e6;--sidebar-bg: #1a1a2e;--sidebar-text: #adb5bd;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .06)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}a{color:var(--primary);text-decoration:none}button,input,select{font-family:inherit}