:root{--primary-blue: #1890ff;--primary-blue-light: #40a9ff;--primary-blue-dark: #096dd9;--primary-blue-bg: #e6f7ff;--primary-blue-border: #91d5ff;--success-color: #52c41a;--success-light: #95de64;--success-bg: #f6ffed;--success-border: #b7eb8f;--warning-color: #faad14;--warning-light: #ffc53d;--warning-bg: #fffbe6;--warning-border: #ffe58f;--error-color: #ff4d4f;--error-light: #ff7875;--error-bg: #fff1f0;--error-border: #ffccc7;--info-color: #13c2c2;--info-light: #36cfc9;--info-bg: #e6fffb;--info-border: #87e8de;--text-primary: #262626;--text-secondary: #595959;--text-tertiary: #8c8c8c;--text-disabled: #bfbfbf;--text-inverse: #ffffff;--bg-page: #F0F4F8;--bg-white: #ffffff;--bg-gray-1: #fafafa;--bg-gray-2: #f5f5f5;--bg-gray-3: #f0f0f0;--border-base: #d9d9d9;--border-light: #f0f0f0;--border-dark: #bfbfbf;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .12);--shadow-lg: 0 6px 16px rgba(0, 0, 0, .15);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--transition-fast: .2s ease;--transition-normal: .3s ease;--favorite-color: #ff4d4f;--favorite-bg: #fff1f0;--link-color: #1890ff;--link-hover: #40a9ff;--link-active: #096dd9;--code-bg: #f5f5f5;--code-border: #d9d9d9;--code-text: #262626;--content-word: #1890ff;--content-phrase: #fa8c16;--content-idiom: #722ed1}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,PingFang SC,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-page);padding-bottom:env(safe-area-inset-bottom)}#root{min-height:100vh;min-height:calc(100vh - env(safe-area-inset-bottom))}a{color:inherit;text-decoration:none}button{font-family:inherit}h1,h2,h3,h4,h5,h6{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,PingFang SC,Microsoft YaHei,sans-serif}.ant-layout{min-height:100vh}.ant-btn-primary{background:var(--primary-blue)!important;border-color:var(--primary-blue)!important;transition:var(--transition-fast)!important}.ant-btn-primary:hover{background:var(--primary-blue-light)!important;border-color:var(--primary-blue-light)!important;box-shadow:var(--shadow-md)!important}.ant-btn-primary:active{background:var(--primary-blue-dark)!important;border-color:var(--primary-blue-dark)!important}.ant-tabs-tab.ant-tabs-tab-active .ant-tabs-tab-btn{color:var(--primary-blue)!important}.ant-tabs-ink-bar,.ant-progress-bg{background:var(--primary-blue)!important}