/* ============================================
   SUNSHINE ORTHOPEDICS — Design Tokens
   Midnight Navy + Bordeaux
   ============================================ */

:root,
[data-theme="light"] {
  /* Surfaces — warm clinical neutrals */
  --color-bg: #FBFAF7;
  --color-surface: #FFFFFF;
  --color-surface-2: #F4F1EA;
  --color-surface-offset: #EBE6DA;
  --color-surface-dark: #0B1426;        /* true midnight navy */
  --color-divider: #E2DDD0;
  --color-border: #D2CBB9;

  /* Text */
  --color-text: #0B1426;                /* true midnight navy */
  --color-text-muted: #4F5560;
  --color-text-faint: #8A8F99;
  --color-text-inverse: #FBFAF7;

  /* Primary Accent — Bordeaux */
  --color-primary: #8B2434;
  --color-primary-hover: #6F1A28;
  --color-primary-active: #561220;
  --color-primary-highlight: #F5E2E5;

  /* Secondary — Trust Navy (links/structural) */
  --color-secondary: #1B355C;
  --color-secondary-hover: #122544;

  /* Functional */
  --color-success: #2F7D5B;
  --color-error: #8B2434;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 1rem + 6vw, 6rem);

  /* Spacing (4px base) */
  --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;
  --space-32: 8rem;

  /* Radii */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(11, 20, 38, 0.06);
  --shadow-md: 0 4px 16px rgba(11, 20, 38, 0.08);
  --shadow-lg: 0 16px 40px rgba(11, 20, 38, 0.14);

  /* Transitions */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 720px;
  --content-default: 1040px;
  --content-wide: 1240px;

  /* Fonts */
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;       /* subheads, cards, eyebrows */
  --font-headline: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif; /* big hero/section display */
}

/* ============================================
   COASTAL LIGHT THEME (from sunshine-ortho-report-theme skill)
   Crisp modern variant: off-white page, light grey-blue alternating tones,
   pale blue-grey gridlines. All brand accents (navy, bordeaux, gold) unchanged.
   ============================================ */
[data-theme="coastal"] {
  --color-bg: #F8F9FB;
  --color-surface: #FFFFFF;
  --color-surface-2: #F2F5F9;
  --color-surface-offset: #DCE6F1;
  --color-divider: #DCE3EC;
  --color-border: #DCE3EC;
}

/* ============================================
   DARK MODE
   ============================================ */
[data-theme="dark"] {
  --color-bg: #060B14;
  --color-surface: #0E1A2E;
  --color-surface-2: #142339;
  --color-surface-offset: #1B2C44;
  --color-surface-dark: #03070D;
  --color-divider: #1C2D44;
  --color-border: #294060;

  --color-text: #F2EFE7;
  --color-text-muted: #A5B0BE;
  --color-text-faint: #6A7A8C;
  --color-text-inverse: #0B1426;

  --color-primary: #C44558;
  --color-primary-hover: #DC5E72;
  --color-primary-active: #EB7B8E;
  --color-primary-highlight: #2A1015;

  --color-secondary: #6EA7E6;
  --color-secondary-hover: #8CBAEC;

  --color-success: #5BB689;
  --color-error: #DC5E72;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 40px rgba(0,0,0,0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #060B14;
    --color-surface: #0E1A2E;
    --color-surface-2: #142339;
    --color-surface-offset: #1B2C44;
    --color-surface-dark: #03070D;
    --color-divider: #1C2D44;
    --color-border: #294060;
    --color-text: #F2EFE7;
    --color-text-muted: #A5B0BE;
    --color-text-faint: #6A7A8C;
    --color-text-inverse: #0B1426;
    --color-primary: #C44558;
    --color-primary-hover: #DC5E72;
    --color-primary-active: #EB7B8E;
    --color-primary-highlight: #2A1015;
    --color-secondary: #6EA7E6;
    --color-secondary-hover: #8CBAEC;
  }
}