/* CSS Variables - Global Design System
   Path: docs/styles/variables.css
   Consistent theming for Victorian Neumorphic design
   ================================================== */

/* =====================================================
   ROOT VARIABLES - Light Mode
   ===================================================== */

:root {
  /* Brand Colors */
  --tenets-navy-900: #1a2332;
  --tenets-navy-800: #263244;
  --tenets-navy-700: #364152;
  --tenets-navy-600: #475569;
  
  --tenets-amber-500: #f59e0b;
  --tenets-amber-400: #fbbf24;
  --tenets-amber-300: #fcd34d;
  --tenets-amber-200: #fde68a;
  
  --tenets-cream-50: #fdfdf9;
  --tenets-cream-100: #f7f5f0;
  --tenets-sepia-200: #e8e2d5;
  --tenets-sepia-300: #d4ccb8;
  --tenets-sepia-600: #6b5d4f;
  --tenets-sepia-800: #3e342a;
  
  /* Semantic Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #60a5fa;
  
  /* Background Colors */
  --bg-primary: var(--tenets-cream-50);
  --bg-secondary: var(--tenets-cream-100);
  --bg-tertiary: #f0ede8;
  --bg-card: linear-gradient(135deg, #fdfdf9 0%, #f7f5f0 100%);
  --bg-hover: rgba(245, 158, 11, 0.08);
  
  /* Text Colors */
  --text-primary: var(--tenets-sepia-800);
  --text-secondary: var(--tenets-sepia-600);
  --text-muted: rgba(62, 52, 42, 0.7);
  --text-accent: var(--tenets-amber-500);
  --text-inverse: var(--tenets-cream-50);
  
  /* Border Colors */
  --border-default: rgba(245, 158, 11, 0.08);
  --border-hover: rgba(245, 158, 11, 0.2);
  --border-active: var(--tenets-amber-500);
  
  /* Shadows - Neumorphic */
  --shadow-sm: 
    2px 2px 6px rgba(26, 35, 50, 0.04),
    -2px -2px 6px rgba(255, 255, 255, 0.7),
    inset 1px 1px 1px rgba(255, 255, 255, 0.4);
    
  --shadow-md: 
    4px 4px 12px rgba(26, 35, 50, 0.06),
    -4px -4px 12px rgba(255, 255, 255, 0.8),
    inset 1px 1px 2px rgba(255, 255, 255, 0.5);
    
  --shadow-lg: 
    6px 6px 20px rgba(26, 35, 50, 0.08),
    -6px -6px 20px rgba(255, 255, 255, 0.9),
    inset 2px 2px 4px rgba(255, 255, 255, 0.6);
    
  --shadow-inset: 
    inset 3px 3px 8px rgba(26, 35, 50, 0.06),
    inset -3px -3px 8px rgba(255, 255, 255, 0.8);
    
  --shadow-hover: 
    8px 8px 24px rgba(245, 158, 11, 0.1),
    -8px -8px 24px rgba(255, 255, 255, 0.95),
    inset 2px 2px 5px rgba(245, 158, 11, 0.04);
  
  /* Gradients */
  --gradient-amber: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  --gradient-navy: linear-gradient(135deg, #1a2332 0%, #263244 100%);
  --gradient-cream: linear-gradient(135deg, #fdfdf9 0%, #f7f5f0 100%);
  --gradient-ornament: linear-gradient(45deg, #f59e0b, #fbbf24, #fcd34d, #fbbf24, #f59e0b);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 50%;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 900;
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --line-height-loose: 1.8;
  
  /* Z-index */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-header: 1000;
  --z-drawer: 10000;
  --z-notification: 10001;
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.25s ease-in-out;
  --transition-slow: 0.4s ease-in-out;
  --transition-bezier: cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Breakpoints (for reference in JS) */
  --breakpoint-xs: 480px;
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
  
  /* Header Heights */
  --header-height-desktop: 76px;
  --header-height-mobile: 64px;
  
  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
}

/* =====================================================
   DARK MODE VARIABLES
   ===================================================== */

[data-md-color-scheme="slate"] {
  /* Background Colors */
  --bg-primary: var(--tenets-navy-900);
  --bg-secondary: var(--tenets-navy-800);
  --bg-tertiary: var(--tenets-navy-700);
  --bg-card: linear-gradient(135deg, #263244 0%, #1a2332 100%);
  --bg-hover: rgba(251, 191, 36, 0.08);
  
  /* Text Colors */
  --text-primary: var(--tenets-cream-50);
  --text-secondary: var(--tenets-sepia-200);
  --text-muted: rgba(212, 204, 184, 0.7);
  --text-accent: var(--tenets-amber-400);
  --text-inverse: var(--tenets-navy-900);
  
  /* Border Colors */
  --border-default: rgba(251, 191, 36, 0.08);
  --border-hover: rgba(251, 191, 36, 0.2);
  --border-active: var(--tenets-amber-400);
  
  /* Shadows - Dark Neumorphic */
  --shadow-sm: 
    2px 2px 6px rgba(0, 0, 0, 0.15),
    -2px -2px 6px rgba(255, 255, 255, 0.02),
    inset 1px 1px 1px rgba(255, 255, 255, 0.03);
    
  --shadow-md: 
    4px 4px 12px rgba(0, 0, 0, 0.2),
    -4px -4px 12px rgba(255, 255, 255, 0.03),
    inset 1px 1px 2px rgba(255, 255, 255, 0.04);
    
  --shadow-lg: 
    6px 6px 20px rgba(0, 0, 0, 0.3),
    -6px -6px 20px rgba(255, 255, 255, 0.04),
    inset 2px 2px 4px rgba(255, 255, 255, 0.05);
    
  --shadow-inset: 
    inset 3px 3px 8px rgba(0, 0, 0, 0.3),
    inset -3px -3px 8px rgba(255, 255, 255, 0.02);
    
  --shadow-hover: 
    8px 8px 24px rgba(251, 191, 36, 0.08),
    -8px -8px 24px rgba(255, 255, 255, 0.04),
    inset 2px 2px 5px rgba(251, 191, 36, 0.03);
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */

/* Colors */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-accent { color: var(--text-accent) !important; }
.text-success { color: var(--color-success) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-error { color: var(--color-error) !important; }
.text-info { color: var(--color-info) !important; }

.bg-primary { background: var(--bg-primary) !important; }
.bg-secondary { background: var(--bg-secondary) !important; }
.bg-tertiary { background: var(--bg-tertiary) !important; }
.bg-card { background: var(--bg-card) !important; }

/* Shadows */
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-inset { box-shadow: var(--shadow-inset) !important; }
.shadow-hover { box-shadow: var(--shadow-hover) !important; }
.shadow-none { box-shadow: none !important; }

/* Spacing */
.p-xs { padding: var(--spacing-xs) !important; }
.p-sm { padding: var(--spacing-sm) !important; }
.p-md { padding: var(--spacing-md) !important; }
.p-lg { padding: var(--spacing-lg) !important; }
.p-xl { padding: var(--spacing-xl) !important; }

.m-xs { margin: var(--spacing-xs) !important; }
.m-sm { margin: var(--spacing-sm) !important; }
.m-md { margin: var(--spacing-md) !important; }
.m-lg { margin: var(--spacing-lg) !important; }
.m-xl { margin: var(--spacing-xl) !important; }

/* Border Radius */
.radius-sm { border-radius: var(--radius-sm) !important; }
.radius-md { border-radius: var(--radius-md) !important; }
.radius-lg { border-radius: var(--radius-lg) !important; }
.radius-xl { border-radius: var(--radius-xl) !important; }
.radius-2xl { border-radius: var(--radius-2xl) !important; }
.radius-full { border-radius: var(--radius-full) !important; }

/* Typography */
.font-primary { font-family: var(--font-primary) !important; }
.font-heading { font-family: var(--font-heading) !important; }
.font-mono { font-family: var(--font-mono) !important; }

.text-xs { font-size: var(--font-size-xs) !important; }
.text-sm { font-size: var(--font-size-sm) !important; }
.text-base { font-size: var(--font-size-base) !important; }
.text-lg { font-size: var(--font-size-lg) !important; }
.text-xl { font-size: var(--font-size-xl) !important; }
.text-2xl { font-size: var(--font-size-2xl) !important; }
.text-3xl { font-size: var(--font-size-3xl) !important; }

.font-normal { font-weight: var(--font-weight-normal) !important; }
.font-medium { font-weight: var(--font-weight-medium) !important; }
.font-semibold { font-weight: var(--font-weight-semibold) !important; }
.font-bold { font-weight: var(--font-weight-bold) !important; }
.font-black { font-weight: var(--font-weight-black) !important; }

/* Transitions */
.transition-fast { transition: all var(--transition-fast) !important; }
.transition-base { transition: all var(--transition-base) !important; }
.transition-slow { transition: all var(--transition-slow) !important; }

/* Victorian Ornaments */
.ornament-diamond::before { content: '◆'; }
.ornament-star::before { content: '✦'; }
.ornament-flower::before { content: '❦'; }
.ornament-leaf::before { content: '❧'; }
.ornament-cross::before { content: '✚'; }

/* Animation Keyframes */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}