/* ============================================================
   DESIGN TOKENS — Cohen House Taormina
   SINGLE SOURCE OF TRUTH for all CSS custom properties
   ============================================================ */
:root {
    /* Brand Colors — CANONICAL values */
    --ch-gold: #8B6914;
    --ch-gold-light: #A07D1E;
    --ch-gold-dark: #A67B2E;
    --ch-gold-rgb: 139, 105, 20;
    --ch-gold-bright: #D4AF37;
    --ch-gold-muted: #B8941E;
    --ch-gold-pure: #D4AF37;
    --ch-gold-glow: rgba(212, 175, 55, 0.4);
    --ch-navy: #0A1628;
    --ch-navy-light: #142238;
    --ch-cream: #FAF8F5;
    --ch-cream-dark: #F0EBE3;
    --ch-text: #2D3748;
    --ch-text-light: #718096;
    --ch-text-muted: #A0AEC0;
    --ch-white: #FFFFFF;
    --ch-error: #c0392b;

    /* Extended Palette */
    --ch-midnight: #050A14;
    --ch-obsidian: #1A1A2E;
    --ch-pearl: #F8F6F3;
    --ch-silk: #F5F0EB;
    --ch-sage: #7A9E7E;
    --ch-sapphire: #1E3A5F;
    --ch-terracotta: #C67B5C;
    --ch-teal-rgb: 122, 158, 126;

    /* Neutral Palette */
    --ch-black: #000;
    --ch-gray-900: #1a1a1a;
    --ch-gray-800: #333;
    --ch-gray-700: #4a4a4a;
    --ch-gray-600: #666;
    --ch-gray-500: #888;
    --ch-gray-400: #999;
    --ch-gray-300: #ccc;
    --ch-gray-200: #e5e5e5;
    --ch-gray-100: #f5f5f5;

    /* Border Radius Scale */
    --ch-radius-sm: 4px;
    --ch-radius-md: 8px;
    --ch-radius-lg: 12px;
    --ch-radius-xl: 16px;
    --ch-radius-2xl: 24px;
    --ch-radius-full: 50%;

    /* Font Weights */
    --ch-font-weight-regular: 400;
    --ch-font-weight-medium: 500;
    --ch-font-weight-semibold: 600;
    --ch-font-weight-bold: 700;
    --ch-font-weight-extrabold: 800;

    /* Typography */
    --font-display: 'Playfair Display', 'Playfair Display Fallback', Georgia, serif;
    --font-body: 'Inter', 'Inter Fallback', -apple-system, sans-serif;
    --font-accent: 'Cormorant Garamond', 'Cormorant Garamond Fallback', Georgia, serif;
    --ch-font-display: var(--font-display);
    --ch-font-body: var(--font-body);
    --ch-font-accent: var(--font-accent);
    --ch-font-heading: 'Cinzel', serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --section-padding: 5rem;
    --ch-space-xs: var(--space-xs);
    --ch-space-sm: var(--space-sm);
    --ch-space-md: var(--space-md);
    --ch-space-lg: var(--space-lg);
    --ch-space-xl: var(--space-xl);
    --ch-space-2xl: var(--space-2xl);
    --ch-section-padding: clamp(60px, 10vw, 120px);

    /* Layout */
    --nav-height: 80px;
    --nav-height-scrolled: 64px;
    --container-max: 1200px;
    --ch-nav-height: var(--nav-height);
    --ch-nav-height-scrolled: var(--nav-height-scrolled);
    --ch-container-max: var(--container-max);
    --ch-footer-booking-mobile-height: 64px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-smooth: 300ms ease;
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    --ch-transition-fast: var(--transition-fast);
    --ch-transition-smooth: var(--transition-smooth);
    --ch-transition-bounce: var(--transition-bounce);
    --ch-transition: var(--transition-smooth);
    --ch-transition-base: 200ms ease;
    --ch-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ch-ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
    --ch-ease-luxe: cubic-bezier(0.19, 1, 0.22, 1);
    --ch-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
    --ch-shadow-sm: var(--shadow-sm);
    --ch-shadow-md: var(--shadow-md);
    --ch-shadow-lg: var(--shadow-lg);
    --ch-shadow-xl: var(--shadow-xl);
    --ch-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --ch-shadow-hover: 0 8px 30px rgba(0,0,0,0.15);

    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-nav: 1000;
    --z-modal: 2000;
    --z-toast: 3000;
    --ch-z-base: var(--z-base);
    --ch-z-nav: var(--z-nav);
    --ch-z-lightbox: 1500;
    --ch-z-sticky: 500;

    /* Guide Page Tokens */
    --ch-guide-primary: #2C5282;
    --ch-guide-accent: #E07B39;
    --ch-guide-bg: #FAFBFC;
    --ch-guide-bg-alt: #F7F8FA;
    --ch-guide-border: #E2E8F0;
    --ch-guide-shadow: 0 4px 12px rgba(0,0,0,0.08);
    --ch-guide-text: #2D3748;
    --ch-guide-text-light: #718096;
    --ch-guide-transition: 300ms ease;

    /* Booking Calendar Tokens */
    --ch-calendar-bg-dark: #1A1A2E;
    --ch-calendar-bg-darker: #12121F;
    --ch-calendar-border: rgba(212, 175, 55, 0.2);
    --ch-calendar-gold: #D4AF37;
    --ch-calendar-gold-light: #E8C84A;
    --ch-calendar-text-dark: #F8F6F3;
    --ch-calendar-text-light: #A0AEC0;
    --ch-calendar-text-muted: #718096;
    --ch-calendar-transition: 300ms ease;

    /* Landing Page Tokens */
    --ch-landing-dark: #0A1628;
    --ch-landing-gold: #D4AF37;
    --ch-landing-light: #F8F6F3;

    /* Boho Apartment Theme */
    --ch-boho-primary: #8B4513;
    --ch-boho-secondary: #D2691E;
    --ch-boho-accent: #DEB887;
    --ch-boho-dark: #2C1810;
    --ch-boho-cream: #FDF5E6;
    --ch-boho-terracotta: #E07B39;
    --ch-boho-gold: #DAA520;

    /* Focus ring tokens (WCAG 2.1 AA) */
    --ch-focus-ring: 2px solid var(--ch-gold, #C5A55A);
    --ch-focus-offset: 2px;
}