AI-Account-Toolkit/freemail/public/css/base/variables.css

/* =============================================
   CSS 变量模块 - 设计系统基础
   ============================================= */

:root {
  /* ===== 增强背景系统 ===== */
  --surface: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 25%, #f8fafc 50%, #fff1f2 75%, #fef3e8 100%);
  --surface-overlay: linear-gradient(135deg, rgba(248, 250, 252, 0.85) 0%, rgba(241, 245, 249, 0.92) 100%);
  --surface-pattern: radial-gradient(circle at 25% 25%, rgba(99, 102, 241, 0.03) 0%, transparent 50%);
  --surface-mesh: 
    radial-gradient(at 40% 20%, rgba(99, 102, 241, 0.08) 0px, transparent 50%),
    radial-gradient(at 80% 0%, rgba(236, 72, 153, 0.06) 0px, transparent 50%),
    radial-gradient(at 0% 50%, rgba(16, 185, 129, 0.06) 0px, transparent 50%),
    radial-gradient(at 80% 50%, rgba(245, 158, 11, 0.05) 0px, transparent 50%),
    radial-gradient(at 0% 100%, rgba(59, 130, 246, 0.08) 0px, transparent 50%);
  
  /* ===== 增强卡片系统 ===== */
  --card: rgba(255, 255, 255, 0.88);
  --card-hover: rgba(255, 255, 255, 0.96);
  --card-glass: rgba(255, 255, 255, 0.65);
  --card-glass-hover: rgba(255, 255, 255, 0.85);
  --card-gradient: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.95) 100%);
  --card-gradient-accent: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, rgba(236, 72, 153, 0.02) 100%);
  
  /* ===== 主色系 ===== */
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-active: #4338ca;
  --primary-light: rgba(99, 102, 241, 0.12);
  --primary-glass: rgba(99, 102, 241, 0.06);
  --primary-rgb: 99, 102, 241;
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --primary-gradient-soft: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.1) 100%);
  
  /* ===== 次要色系 ===== */
  --secondary: #8b5cf6;
  --secondary-hover: #7c3aed;
  --secondary-light: rgba(139, 92, 246, 0.12);
  --secondary-gradient: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);
  
  /* ===== 强调色系 ===== */
  --accent: #ec4899;
  --accent-hover: #db2777;
  --accent-light: rgba(236, 72, 153, 0.12);
  --accent-gradient: linear-gradient(135deg, #ec4899 0%, #f472b6 100%);
  
  /* ===== 状态颜色 ===== */
  --success: #10b981;
  --success-hover: #059669;
  --success-light: rgba(16, 185, 129, 0.12);
  --success-gradient: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  
  --warning: #f59e0b;
  --warning-hover: #d97706;
  --warning-light: rgba(245, 158, 11, 0.12);
  --warning-gradient: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --danger-active: #b91c1c;
  --danger-light: rgba(239, 68, 68, 0.12);
  --danger-gradient: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
  
  --info: #0ea5e9;
  --info-hover: #0284c7;
  --info-light: rgba(14, 165, 233, 0.12);
  --info-gradient: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
  
  /* ===== 文字颜色 ===== */
  --text: #0f172a;
  --text-light: #334155;
  --text-muted: #64748b;
  --text-secondary: #94a3b8;
  --text-disabled: #cbd5e1;
  --text-inverse: #ffffff;
  
  /* ===== 边框系统 ===== */
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --border-focus: #6366f1;
  --border-glass: rgba(255, 255, 255, 0.3);
  --border-glass-hover: rgba(255, 255, 255, 0.5);
  
  /* ===== 阴影系统 ===== */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
  --shadow-glow: 0 0 24px rgba(99, 102, 241, 0.2);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.06);
  
  /* ===== 间距系统 ===== */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  /* ===== 圆角系统 ===== */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* ===== 动画系统 ===== */
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* ===== 字体系统 ===== */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
  
  /* ===== 层级系统 ===== */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 1000;
  --z-toast: 2000;
  --z-tooltip: 3000;
}

/* ===== 暗色模式变量 ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --surface: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    --card: rgba(30, 41, 59, 0.9);
    --card-hover: rgba(30, 41, 59, 0.95);
    --card-glass: rgba(30, 41, 59, 0.7);
    --text: #f8fafc;
    --text-light: #e2e8f0;
    --text-muted: #94a3b8;
    --border: #334155;
    --border-light: #1e293b;
  }
}