/* MVA Catalog RAG System — Design Tokens */
@import url('https://fonts.googleapis.com/css2?family=Bodoni+Moda:opsz,wght@6..96,400;6..96,500&family=Montserrat:wght@400;500;600&family=DM+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Instrument+Serif:ital@0;1&display=swap');

:root {
  /* Fonts */
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;

  /* Font sizes */
  --font-size-xs: 0.6875rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 0.9375rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.375rem;
  --font-size-2xl: 1.75rem;
  --font-size-3xl: 2.25rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.25rem;

  /* Neutrals */
  --color-black: #0a0a0a;
  --color-white: #ffffff;
  --color-gray-50: #fafafa;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e5e5e5;
  --color-gray-300: #d4d4d4;
  --color-gray-400: #a3a3a3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-700: #404040;
  --color-gray-800: #262626;
  --color-gray-900: #171717;

  /* Semantic colors */
  --color-blue: #3b82f6;
  --color-blue-light: #dbeafe;
  --color-blue-dark: #1e40af;
  --color-emerald: #10b981;
  --color-emerald-light: #d1fae5;
  --color-emerald-dark: #065f46;
  --color-red: #ef4444;
  --color-red-light: #fee2e2;
  --color-red-dark: #991b1b;
  --color-amber: #f59e0b;
  --color-amber-light: #fef3c7;
  --color-amber-dark: #92400e;
  --color-purple: #8b5cf6;
  --color-purple-light: #ede9fe;
  --color-purple-dark: #5b21b6;
  --color-teal: #14b8a6;
  --color-teal-light: #ccfbf1;
  --color-pink: #ec4899;
  --color-pink-light: #fce7f3;
  --color-accent: #ff6b3c;

  /* 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;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 100px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-black);
  background: var(--color-gray-50);
  line-height: 1.5;
}
::selection { background: var(--color-black); color: var(--color-white); }
a { color: var(--color-blue); text-decoration: none; }
a:hover { text-decoration: underline; }