:root {
  --brand-espresso: #4d2a1d;
  --brand-caramel: #d8925e;
  --brand-cream: #ffefe1;
  --color-primary: #4d2a1d;
  --color-primary-hover: #3b1f16;
  --color-primary-soft: #f4e2d5;
  --color-on-primary: #fff9f4;
  --color-accent: #d8925e;
  --color-accent-hover: #e6ab7c;
  --color-on-accent: #2b1a14;
  --color-danger: #b42318;
  --color-danger-soft: #fae8e3;
  --color-success: #217a4c;
  --color-warning: #8a4e27;
  --color-bg: #fff9f4;
  --color-surface: #ffffff;
  --color-surface-raised: #fffdfb;
  --color-surface-alt: #ffefe1;
  --color-text: #2b1a14;
  --color-text-muted: #725b52;
  --color-border: #e8d3c4;
  --color-overlay: rgb(22 15 12 / 0.68);

  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.75rem;
  --radius-pill: 999px;

  --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: 4.5rem;

  --shadow-card: 0 10px 28px rgb(77 42 29 / 0.1);
  --shadow-dialog: 0 24px 80px rgb(24 12 8 / 0.3);
  --transition-fast: 160ms ease;
  --transition-base: 220ms ease;

  --font-sans: "Inter", "Noto Sans Khmer", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-khmer-body: "Hanuman", "Noto Sans Khmer", "Khmer Sangam MN", serif;
  --font-khmer-display: "Khmer OS Bassac", "Hanuman", "Noto Sans Khmer", "Khmer Sangam MN", serif;
  --font-khmer-ui: "Noto Sans Khmer", "Khmer Sangam MN", sans-serif;
  --text-body: clamp(0.9375rem, 0.9rem + 0.2vw, 1rem);
  --text-title: clamp(2rem, 1.3rem + 3vw, 4.25rem);
  --header-height: 4rem;
  --bottom-nav-height: 4.5rem;
  --app-max-width: 1320px;
}

html[data-theme="dark"] {
  --color-primary: #d8925e;
  --color-primary-hover: #e6ab7c;
  --color-primary-soft: #3a241a;
  --color-on-primary: #2b1a14;
  --color-accent: #e6ab7c;
  --color-accent-hover: #f0c09a;
  --color-on-accent: #2b1a14;
  --color-danger: #ff8b7c;
  --color-danger-soft: #44231f;
  --color-success: #79c89b;
  --color-warning: #f0b477;
  --color-bg: #160f0c;
  --color-surface: #211612;
  --color-surface-raised: #2a1c17;
  --color-surface-alt: #34231c;
  --color-text: #ffefe1;
  --color-text-muted: #cdb8aa;
  --color-border: #4c352c;
  --color-overlay: rgb(0 0 0 / 0.76);
  --shadow-card: 0 10px 30px rgb(0 0 0 / 0.24);
}