/* ============================================================
   AFC Super Health Foods — Design Tokens
   ============================================================ */

:root {
  /* Brand */
  --color-brand: #c8102e;
  --color-brand-dark: #9a0c23;
  --color-brand-light: #e83a52;
  --color-ink: #1a1a1a;
  --color-ink-soft: #3d3d3d;
  --color-muted: #6b6b6b;
  --color-line: #e5e0dc;
  --color-surface: #ffffff;
  --color-surface-alt: #f7f4f1;
  --color-surface-warm: #f0ebe6;
  --color-cream: #faf7f4;
  --color-gold: #b8955a;
  --color-gold-soft: #d4b896;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, rgba(26, 26, 26, 0.72) 0%, rgba(154, 12, 35, 0.55) 100%);
  --gradient-promo: linear-gradient(90deg, #9a0c23 0%, #c8102e 50%, #9a0c23 100%);
  --gradient-section: linear-gradient(180deg, var(--color-cream) 0%, var(--color-surface-warm) 100%);
  --gradient-footer: linear-gradient(180deg, #1a1a1a 0%, #0d0d0d 100%);

  /* Typography */
  --font-display: "Oswald", "Noto Sans TC", sans-serif;
  --font-body: "Noto Sans TC", "Segoe UI", sans-serif;
  --font-en: "Oswald", sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: clamp(2.25rem, 4vw, 2.5rem);
  --fs-hero: clamp(2.5rem, 6vw, 4.25rem);

  --lh-tight: 1.2;
  --lh-snug: 1.35;
  --lh-body: 1.7;

  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-section: clamp(2.75rem, 6vw, 4.5rem);

  /* Layout */
  --container: 72rem;
  --container-narrow: 48rem;
  --header-h: 4.5rem;
  --promo-h: 2.5rem;

  /* Radius & Shadow */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --shadow-sm: 0 1px 3px rgba(26, 26, 26, 0.08);
  --shadow-md: 0 8px 24px rgba(26, 26, 26, 0.1);
  --shadow-lg: 0 16px 48px rgba(26, 26, 26, 0.14);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.35s;
  --duration-slow: 0.6s;

  /* Z-index */
  --z-sticky: 100;
  --z-overlay: 200;
  --z-modal: 300;
  --z-top: 400;
}