*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Fonts */
  --font-display: 'Zodiak', Georgia, serif;
  --font-body: 'Satoshi', -apple-system, sans-serif;

  /* Colors - Teal dental brand */
  --color-primary: #0e8a7e;
  --color-primary-dark: #0a6e64;
  --color-primary-light: rgba(14, 138, 126, 0.08);
  --color-accent: #2bbcb0;
  --color-accent-hover: #21a89d;
  --color-bg: #f9fafb;
  --color-surface: #ffffff;
  --color-dark: #1a2332;
  --color-text: #2a3441;
  --color-text-muted: #64748b;
  --color-text-inverse: #ffffff;
  --color-divider: rgba(0,0,0,0.08);
  --color-hero-overlay: rgba(14, 50, 60, 0.65);

  /* Type Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: clamp(1.5rem, 3vw, 2rem);
  --text-2xl: clamp(2rem, 4vw, 3rem);
  --text-hero: clamp(2.5rem, 6vw, 4rem);

  /* 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;

  /* Misc */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --transition-interactive: 0.2s ease;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); line-height: 1.2; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}