:root{--color-primary-blue: #0077F0;--color-primary-cyan: #00C4C8;--color-deep-navy: #0D1D3A;--gradient-brand-primary: linear-gradient(135deg, #0077F0 0%, #00C4C8 100%);--color-bg-primary: #F5F7FA;--color-bg-secondary: #FFFFFF;--color-text-primary: #0D1D3A;--color-text-secondary: #475066;--color-text-tertiary: #8A94A8;--color-divider: #E1E6EE;--color-shadow-soft: rgba(0, 0, 0, .06);--color-shadow-medium: rgba(0, 0, 0, .12);--color-success: #27C380;--color-warning: #FF9D3B;--color-error: #FF5A5A;--color-info: #3FA8FF;--color-success-bg: #E5F9F2;--color-warning-bg: #FFF5E6;--color-error-bg: #FFEDEB;--color-info-bg: #E8F4FF;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 20px;--spacing-xl: 24px;--spacing-xxl: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-soft: 0 2px 8px var(--color-shadow-soft);--shadow-medium: 0 4px 12px var(--color-shadow-medium);--shadow-card: 0 6px 20px var(--color-shadow-soft);--shadow-button: 0 4px 12px rgba(0, 119, 240, .2);--font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-size-h1: 28px;--font-size-h2: 22px;--font-size-body1: 17px;--font-size-body2: 15px;--font-size-caption: 13px;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--sidebar-bg: #F9F9F9;--sidebar-width: 260px;--sidebar-width-collapsed: 72px;--sidebar-item-height: 44px;--sidebar-item-hover-bg: #EAEAEA;--sidebar-item-active-bg: rgba(0, 119, 240, .08);--sidebar-item-active-text: var(--color-primary-blue);--sidebar-text: var(--color-text-primary);--sidebar-text-secondary: var(--color-text-secondary)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);font-size:var(--font-size-body1);color:var(--color-text-primary);background-color:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-primary)}::-webkit-scrollbar-thumb{background:var(--color-divider);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}a{color:var(--color-primary-blue);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-primary-cyan)}::-moz-placeholder{color:var(--color-text-tertiary);opacity:1}::placeholder{color:var(--color-text-tertiary);opacity:1}button{font-family:inherit;cursor:pointer;border:none;outline:none}input,textarea{font-family:inherit;outline:none}