:root {
  /* Primary — Clinical Teal */
  --primary-50: #E8F7FA;
  --primary-100: #C5EEF4;
  --primary-200: #8BDCE9;
  --primary-300: #51CBDD;
  --primary-400: #36BCD2;
  --primary-500: #28B0C8;
  --primary-600: #1E94A9;
  --primary-700: #16768A;
  --primary-800: #0F5666;
  --primary-900: #093A46;

  /* Neutral — Cool Blue-Gray / Navy */
  --neutral-50: #F7FBFD;
  --neutral-100: #EEF5F8;
  --neutral-200: #E1ECF1;
  --neutral-300: #C5D3DC;
  --neutral-400: #A3B4BF;
  --neutral-500: #7E919D;
  --neutral-600: #5C6F7B;
  --neutral-700: #3E5160;
  --neutral-800: #223344;
  --neutral-900: #001030;

  /* Accent */
  --accent-teal: #28B0C8;
  --accent-navy: #001030;
  --accent-star: #F5B400;
  --accent-success: #28B0C8;

  /* Semantic */
  --color-background: #F7FBFD;
  --color-background-alt: #EEF5F8;
  --color-surface: #FFFFFF;
  --color-surface-dark: #001030;
  --color-surface-elevated: #FFFFFF;
  --color-text: #001030;
  --color-text-muted: #5C6F7B;
  --color-text-accent: #28B0C8;
  --color-text-on-dark: #FFFFFF;
  --color-text-on-primary: #FFFFFF;
  --color-overlay: rgba(0, 16, 48, 0.55);
  --color-overlay-light: rgba(247, 251, 253, 0.94);
  --color-image-letterbox: #001030;

  /* CTA */
  --cta-primary-bg: #28B0C8;
  --cta-primary-text: #FFFFFF;
  --cta-primary-hover-bg: #1E94A9;
  --cta-secondary-bg: transparent;
  --cta-secondary-text: #28B0C8;
  --cta-secondary-hover-bg: #E8F7FA;
  --cta-ghost-bg: transparent;
  --cta-ghost-text: #28B0C8;
  --cta-ghost-border: transparent;
  --cta-ghost-hover-bg: transparent;

  /* Border */
  --border-default: #E1ECF1;
  --border-subtle: rgba(0, 16, 48, 0.08);
  --border-on-dark: rgba(255, 255, 255, 0.12);
  --border-focus: #28B0C8;
  --border-error: #E24B4B;

  /* Typography */
  --font-display: "Plus Jakarta Sans", Inter, system-ui, sans-serif;
  --font-body: "Plus Jakarta Sans", Inter, system-ui, sans-serif;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Radius */
  --radius-none: 0;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-none: none;
  --shadow-sm: 0 2px 8px rgba(0, 16, 48, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 16, 48, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 16, 48, 0.12);
  --shadow-card-hover: 0 12px 32px rgba(0, 16, 48, 0.12);

  /* Motion */
  --duration-fast: 180ms;
  --duration-normal: 350ms;
  --duration-slow: 700ms;
  --ease-default: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-enter: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-exit: cubic-bezier(0.4, 0, 1, 1);
  --ease-drawer: cubic-bezier(0.77, 0.2, 0.05, 1);

  /* Layout */
  --max-content: 1200px;
  --scroll-offset: 80px;
  --header-stick-trigger: 8px;
}