/* ============================================
   IAM Product Showcase — Design Tokens
   ============================================ */

:root {
  /* ---- Colors ---- */
  --color-primary: #0a90ea; /* Original Brand Blue */
  --color-primary-light: #3bb2ff;
  --color-primary-dark: #0070bb;
  --color-accent: #f59e0b; /* Sophisticated Amber */
  --color-accent-light: #fbbf24;
  --color-accent-dark: #d97706;
  --color-accent-glow: rgba(245, 158, 11, 0.2);

  --color-surface: #ffffff;
  --color-surface-alt: #f8fafc;
  --color-surface-dark: #0a90ea;
  --color-surface-dark-alt: #0070bb;
  --color-surface-card: #ffffff;

  --color-text: #0f172a; /* Slate 900 */
  --color-text-secondary: #334155; /* Slate 700 */
  --color-text-muted: #64748b; /* Slate 500 */
  --color-text-on-dark: #ffffff;
  --color-text-on-dark-secondary: #e2e8f0;

  --color-border: #e2e8f0; /* Slate 200 */
  --color-border-light: #f1f5f9; /* Slate 100 */

  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;

  /* ---- Gradients ---- */
  --gradient-hero: linear-gradient(135deg, #0a90ea 0%, #0070bb 100%);
  --gradient-accent: linear-gradient(135deg, #f59e0b, #fbbf24);
  --gradient-card: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.1));

  /* ---- Typography ---- */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.775rem + 0.25vw, 0.875rem);
  --text-base: clamp(0.9375rem, 0.875rem + 0.3125vw, 1.0625rem);
  --text-lg: clamp(1.0625rem, 0.975rem + 0.4375vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.75rem);
  --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);
  --text-5xl: clamp(2.75rem, 2rem + 3.75vw, 4.5rem);

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;

  --leading-tight: 1.2;
  --leading-snug: 1.35;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  /* ---- Spacing ---- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* ---- Border Radius ---- */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* ---- Shadows ---- */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.2);
  --shadow-accent: 0 4px 20px rgba(255, 140, 0, 0.4);
  --shadow-card-hover: 0 20px 40px rgba(10, 144, 234, 0.15);

  /* ---- Transitions ---- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --transition-fast: 150ms var(--ease-out);
  --transition-base: 250ms var(--ease-out);
  --transition-slow: 400ms var(--ease-out);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* ---- Layout ---- */
  --container-max: 1280px;
  --container-narrow: 960px;
  --container-wide: 1440px;
  --container-padding: clamp(1rem, 4vw, 3rem);
  --header-height: 72px;

  /* ---- Z-Index ---- */
  --z-base: 1;
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-overlay: 30;
  --z-modal: 40;
  --z-toast: 50;
}