/* ===== TimeBox Design Tokens (Notion-inspired) ===== */
:root {
  /* Colors - Base */
  --color-bg: #ffffff;
  --color-bg-secondary: #f7f6f3;
  --color-bg-hover: #f1f1ef;
  --color-bg-active: #e8e7e4;
  --color-surface: #ffffff;
  --color-border: #e3e2de;
  --color-border-light: #eeeeec;

  /* Colors - Text */
  --color-text: #37352f;
  --color-text-secondary: #6b6b6b;
  --color-text-tertiary: #9b9a97;
  --color-text-inverse: #ffffff;

  /* Colors - Accent */
  --color-primary: #2383e2;
  --color-primary-hover: #1b6ec2;
  --color-primary-light: #e8f0fe;
  --color-success: #0f7b6c;
  --color-success-light: #dbeddb;
  --color-warning: #d9730d;
  --color-warning-light: #fdecc8;
  --color-danger: #e03e3e;
  --color-danger-light: #fbe4e4;

  /* Project Colors */
  --project-red: #e03e3e;
  --project-orange: #d9730d;
  --project-yellow: #dfab01;
  --project-green: #0f7b6c;
  --project-blue: #2383e2;
  --project-purple: #9065b0;
  --project-pink: #c14c8a;
  --project-gray: #787774;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height: 1.5;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* Border Radius */
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.16);

  /* Transitions */
  --transition-fast: 120ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;

  /* Layout */
  --header-height: 52px;
  --task-panel-width: 280px;
  --timeboard-time-col: 60px;

  /* Z-index */
  --z-header: 20;
  --z-modal-backdrop: 100;
  --z-modal: 110;
  --z-tooltip: 120;
  --z-drag: 130;
}