/* ==========================================================================
   ST. MARY CATHOLIC HOSPITAL - DESIGN SYSTEM VARIABLES
   Diocesan Health Service Facilities (Drobo - Sunyani Bono Region)
   ========================================================================== */

:root {
  /* Brand & Medical Color Tokens (Light Mode Default) */
  --color-primary: #0a2540;
  --color-primary-light: #163e67;
  --color-primary-dark: #061627;
  
  --color-accent: #0d9488;
  --color-accent-light: #14b8a6;
  --color-accent-dark: #0f766e;
  --color-accent-subtle: #f0fdfa;
  
  --color-gold: #c59b27;
  --color-gold-light: #dfb547;
  --color-gold-subtle: #fefce8;
  
  /* Functional Status Colors */
  --color-allowed: #15803d;
  --color-allowed-bg: #f0fdf4;
  --color-allowed-border: #bbf7d0;
  
  --color-prohibited: #b91c1c;
  --color-prohibited-bg: #fef2f2;
  --color-prohibited-border: #fecaca;
  
  --color-warning: #b45309;
  --color-warning-bg: #fffbeb;
  --color-warning-border: #fde68a;

  --color-info: #0369a1;
  --color-info-bg: #f0f9ff;
  --color-info-border: #bae6fd;
  
  /* Neutral Canvas & Surfaces */
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-surface-glass: rgba(255, 255, 255, 0.85);
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  
  /* Text & Border Colors */
  --text-main: #1e293b;
  --text-muted: #475569;
  --text-subtle: #94a3b8;
  --text-inverse: #ffffff;
  --border-color: #e2e8f0;
  --border-focus: #0d9488;
  
  /* =====================================================
     TYPOGRAPHY SCALE — Bumped for elder readability
     Base is 18px on desktop, fluid down to 16px on mobile
     ===================================================== */
  --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;
  
  --text-xs: 0.8125rem;   /* 13px */
  --text-sm: 0.9375rem;   /* 15px */
  --text-base: 1.125rem;  /* 18px */
  --text-lg: 1.25rem;     /* 20px */
  --text-xl: 1.5rem;      /* 24px */
  --text-2xl: 1.75rem;    /* 28px */
  --text-3xl: 2.125rem;   /* 34px */
  --text-4xl: 2.625rem;   /* 42px */
  
  /* Spacing Scale */
  --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;
  
  /* Layout Dimensions — wider to fill the screen properly */
  --header-height: 72px;
  --max-content-width: 1440px;
  --toc-width: 280px;
  --content-padding-x: clamp(1rem, 3vw, 2.5rem);
  
  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  /* Elevations & Shadows */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.04), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 20px rgba(13, 148, 136, 0.2);
  
  /* Transitions */
  --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Search Highlight */
  --color-highlight-bg: #fde047;
  --color-highlight-text: #0f172a;
}

/* ==========================================================================
   DARK MODE OVERRIDES
   ========================================================================== */
[data-theme="dark"] {
  --color-primary: #38bdf8;
  --color-primary-light: #7dd3fc;
  --color-primary-dark: #0284c7;
  
  --color-accent: #2dd4bf;
  --color-accent-light: #5eead4;
  --color-accent-dark: #14b8a6;
  --color-accent-subtle: rgba(45, 212, 191, 0.12);
  
  --color-gold: #facc15;
  --color-gold-light: #fde047;
  --color-gold-subtle: rgba(250, 204, 21, 0.12);
  
  --color-allowed: #34d399;
  --color-allowed-bg: rgba(6, 78, 59, 0.35);
  --color-allowed-border: rgba(52, 211, 153, 0.3);
  
  --color-prohibited: #f87171;
  --color-prohibited-bg: rgba(127, 29, 29, 0.35);
  --color-prohibited-border: rgba(248, 113, 113, 0.3);
  
  --color-warning: #fbbf24;
  --color-warning-bg: rgba(120, 53, 15, 0.35);
  --color-warning-border: rgba(251, 191, 36, 0.3);

  --color-info: #38bdf8;
  --color-info-bg: rgba(12, 74, 110, 0.35);
  --color-info-border: rgba(56, 189, 248, 0.3);
  
  --bg-page: #0b1120;
  --bg-surface: #131d33;
  --bg-surface-elevated: #1e293b;
  --bg-surface-glass: rgba(19, 29, 51, 0.85);
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --text-inverse: #0b1120;
  --border-color: #27354f;
  --border-focus: #2dd4bf;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 25px rgba(45, 212, 191, 0.25);
  
  --color-highlight-bg: #ca8a04;
  --color-highlight-text: #ffffff;
}

/* ==========================================================================
   ACCESSIBLE FONT SIZE SCALING (Stepped Increment / Decrement)
   Scales root font-size %; all rem tokens scale seamlessly.
   ========================================================================== */
html.font-size-compact {
  font-size: 90%;  /* ~16.2px effective base */
}

html.font-size-normal {
  font-size: 100%; /* 18px effective base */
}

html.font-size-large {
  font-size: 115%; /* ~20.7px effective base */
}

html.font-size-xlarge {
  font-size: 130%; /* ~23.4px effective base */
}

html.font-size-max {
  font-size: 145%; /* ~26.1px effective base */
}