/* CSS Custom Properties */
:root {
    /* Colors */
    --cream-bg: #f5f3ef;
    --text-dark: #2a2a2a;
    --text-medium: #4a4a4a;
    --accent-red: #d4574a;
    --accent-blue: #6b8db5;
    --accent-orange: #f4a261;
    --accent-purple: #8b7fb8;
    --accent-green: #7fb069;
    --white: #ffffff;
    --black: #000000;
    
    /* Typography */
    --font-family-base: 'Brandon Grotesque', 'Arial', sans-serif;
    --font-family-handwritten: 'Brandon Grotesque', 'Arial', sans-serif;
    --font-size-small: clamp(0.875rem, 1.2vw, 1.1rem);
    --font-size-base: clamp(1rem, 1.4vw, 1.3rem);
    --font-size-medium: clamp(1.125rem, 1.6vw, 1.5rem);
    --font-size-large: clamp(1.25rem, 1.8vw, 1.7rem);
    --font-size-xl: clamp(1.5rem, 2.2vw, 2rem);
    --font-size-xxl: clamp(2rem, 2.8vw, 2.5rem);
    
    /* Spacing */
    --space-xs: clamp(0.25rem, 0.5vw, 0.5rem);
    --space-sm: clamp(0.5rem, 1vw, 1rem);
    --space-md: clamp(1rem, 1.5vw, 1.5rem);
    --space-lg: clamp(1.5rem, 2.5vw, 2.5rem);
    --space-xl: clamp(2rem, 3vw, 3rem);
    --space-xxl: clamp(3rem, 4vw, 4rem);
    --space-xxxl: clamp(4rem, 5vw, 5rem);
    
    /* Animation Timings */
    --animation-fast: 0.2s;
    --animation-medium: 0.3s;
    --animation-slow: 0.6s;
    --animation-very-slow: 0.8s;
    --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Layout */
    --container-max-width: 1200px;
    --container-padding: var(--space-lg);
    --border-radius-small: clamp(4px, 0.5vw, 6px);
    --border-radius-medium: clamp(8px, 1vw, 12px);
    --border-radius-large: clamp(16px, 2vw, 24px);
    
    /* Element Scaling */
    --logo-size: clamp(60px, 6vw, 120px);
    --portrait-width: clamp(320px, 28vw, 480px);
    --portrait-height: clamp(240px, 21vw, 360px);
    --slideshow-width: clamp(220px, 20vw, 350px);
    --slideshow-height: clamp(275px, 25vw, 437px);
    --halftone-width: clamp(380px, 32vw, 550px);
    --halftone-height: clamp(280px, 24vw, 400px);
    --nav-bubble-size: clamp(150px, 15vw, 250px);
    --portrait-frame-size: clamp(384px, 34vw, 576px);
    --portrait-frame-height: clamp(288px, 25vw, 432px);
    --archive-typo-width: clamp(120px, 10vw, 180px);
    --archive-line-ratio: 1.3;
    --archive-line-width: calc(var(--archive-typo-width) * var(--archive-line-ratio));
    
    /* Shadows */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.2);
    
    /* Z-index layers */
    --z-background: -1;
    --z-base: 0;
    --z-content: 10;
    --z-navigation: 100;
    --z-overlay: 1000;
    --z-modal: 10000;
}

/* Media query breakpoints */
@custom-media --mobile (max-width: 767px);
@custom-media --tablet (min-width: 768px) and (max-width: 1023px);
@custom-media --desktop (min-width: 1024px);
@custom-media --large-desktop (min-width: 1440px);

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    :root {
        --animation-fast: 0.01ms;
        --animation-medium: 0.01ms;
        --animation-slow: 0.01ms;
        --animation-very-slow: 0.01ms;
    }
    
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}