/* ========================================
   Portfolio App - Design Tokens
   ======================================== */

:root {
  /* === COLOR PALETTE - LIGHT MODE === */

  /* Primary Brand Colors */
  --color-primary: #5B6CFF;
  --color-primary-light: #7B8AFF;
  --color-primary-dark: #4A5AE8;
  --color-primary-bg: rgba(91, 108, 255, 0.1);

  /* Secondary/Accent */
  --color-accent: #00D4AA;
  --color-accent-light: #33DDBB;
  --color-accent-bg: rgba(0, 212, 170, 0.1);

  /* Status Colors */
  --color-success: #34C759;
  --color-success-bg: rgba(52, 199, 89, 0.1);
  --color-warning: #FFB340;
  --color-warning-bg: rgba(255, 179, 64, 0.15);
  --color-danger: #FF6B6B;
  --color-danger-bg: rgba(255, 107, 107, 0.1);
  --color-info: #5AC8FA;
  --color-info-bg: rgba(90, 200, 250, 0.1);

  /* Neutral/Background */
  --color-bg-primary: #F8F9FC;
  --color-bg-secondary: #FFFFFF;
  --color-bg-tertiary: #EEF0F5;
  --color-bg-elevated: #FFFFFF;

  /* Text Colors */
  --color-text-primary: #1A1D29;
  --color-text-secondary: #6B7280;
  --color-text-muted: #9CA3AF;
  --color-text-inverse: #FFFFFF;

  /* Borders */
  --color-border: #E5E7EB;
  --color-border-light: #F3F4F6;

  /* === SPACING SCALE === */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* === BORDER RADIUS (Soft & Rounded) === */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* === SHADOWS (Soft, layered) === */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);

  /* === TYPOGRAPHY === */
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* === TRANSITIONS === */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;

  /* === LAYOUT === */
  --nav-height-mobile: 64px;
  --header-height-mobile: 56px;
  --sidebar-width: 280px;
  --content-max-width: 1200px;
  --safe-area-top: env(safe-area-inset-top, 0px);
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}

/* === DARK MODE === */
[data-theme="dark"] {
  --color-primary: #7B8AFF;
  --color-primary-light: #9BA6FF;
  --color-primary-dark: #5B6CFF;
  --color-primary-bg: rgba(123, 138, 255, 0.15);

  --color-accent: #33DDBB;
  --color-accent-light: #66E8CC;
  --color-accent-bg: rgba(51, 221, 187, 0.15);

  --color-success: #30D158;
  --color-success-bg: rgba(48, 209, 88, 0.15);
  --color-warning: #FFD60A;
  --color-warning-bg: rgba(255, 214, 10, 0.15);
  --color-danger: #FF6B6B;
  --color-danger-bg: rgba(255, 107, 107, 0.15);
  --color-info: #64D2FF;
  --color-info-bg: rgba(100, 210, 255, 0.15);

  --color-bg-primary: #0D0F14;
  --color-bg-secondary: #1A1D29;
  --color-bg-tertiary: #252836;
  --color-bg-elevated: #2D3142;

  --color-text-primary: #F9FAFB;
  --color-text-secondary: #9CA3AF;
  --color-text-muted: #6B7280;
  --color-text-inverse: #1A1D29;

  --color-border: #374151;
  --color-border-light: #2D3142;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
}