/* CSS Variables & Design Tokens */
/* Luxury Color Palette and Spacing System */

:root {
    /* ===== Primary Colors ===== */
    --color-primary: #1A1A1A;
    --color-primary-light: #2A2A2A;
    --color-primary-dark: #0A0A0A;

    /* ===== Secondary Colors ===== */
    --color-secondary: #F5F3EF;
    --color-secondary-light: #FAF9F6;
    --color-secondary-dark: #E8E6E1;

    /* ===== Accent Colors ===== */
    --color-accent: #C6A75E;
    --color-accent-light: #D4B86C;
    --color-accent-dark: #B89652;

    /* ===== Background Colors ===== */
    --color-background: #FFFFFF;
    --color-background-alt: #F9F7F5;
    --color-background-dark: #1A1A1A;

    /* ===== Text Colors ===== */
    --color-text-primary: #1A1A1A;
    --color-text-secondary: #4A4A4A;
    --color-text-tertiary: #7A7A7A;
    --color-text-light: #F5F3EF;
    --color-text-muted: #9A9A9A;

    /* ===== Border Colors ===== */
    --color-border: #E5E3DF;
    --color-border-light: #F0EDE8;
    --color-border-dark: #C8C6C1;

    /* ===== Shadow Colors ===== */
    --shadow-sm: 0 2px 8px rgba(26, 26, 26, 0.04);
    --shadow-md: 0 4px 16px rgba(26, 26, 26, 0.08);
    --shadow-lg: 0 8px 32px rgba(26, 26, 26, 0.12);
    --shadow-xl: 0 16px 48px rgba(26, 26, 26, 0.16);

    /* ===== Glassmorphism ===== */
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-blur: 10px;

    /* ===== Gradient Colors ===== */
    --gradient-gold: linear-gradient(135deg, #C6A75E 0%, #D4B86C 50%, #B89652 100%);
    --gradient-dark: linear-gradient(135deg, #1A1A1A 0%, #2A2A2A 100%);
    --gradient-light: linear-gradient(135deg, #F5F3EF 0%, #FAF9F6 100%);

    /* ===== Spacing Scale (8px System) ===== */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-2xl: 64px;
    --space-3xl: 96px;
    --space-4xl: 128px;

    /* ===== Font Sizes ===== */
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    --font-size-4xl: 48px;
    --font-size-5xl: 64px;
    --font-size-6xl: 72px;

    /* ===== Font Families ===== */
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;

    /* ===== Font Weights ===== */
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* ===== Line Heights ===== */
    --line-height-tight: 1.2;
    --line-height-snug: 1.4;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;
    --line-height-loose: 2.0;

    /* ===== Border Radius ===== */
    --radius-none: 0;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* ===== Transitions ===== */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-slower: 0.8s ease;

    /* ===== Z-Index Scale ===== */
    --z-below: -1;
    --z-normal: 1;
    --z-above: 10;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-popover: 500;
    --z-tooltip: 600;
    --z-preloader: 9999;

    /* ===== Container Widths ===== */
    --container-xs: 480px;
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1200px;
    --container-2xl: 1400px;
    --container-full: 100%;

    /* ===== Grid Columns ===== */
    --grid-columns: 12;
    --grid-gutter: 80px;
    --grid-gutter-tablet: 48px;
    --grid-gutter-mobile: 24px;

    /* ===== Breakpoints ===== */
    --breakpoint-mobile: 480px;
    --breakpoint-tablet: 768px;
    --breakpoint-desktop: 1024px;
    --breakpoint-wide: 1200px;
    --breakpoint-ultra: 1400px;

    /* ===== Opacity ===== */
    --opacity-0: 0;
    --opacity-25: 0.25;
    --opacity-50: 0.5;
    --opacity-75: 0.75;
    --opacity-100: 1;

    /* ===== Blur ===== */
    --blur-sm: 4px;
    --blur-md: 8px;
    --blur-lg: 16px;
    --blur-xl: 24px;
    --blur-2xl: 40px;
    --blur-3xl: 64px;

    /* ===== Animation Durations ===== */
    --duration-fast: 0.15s;
    --duration-base: 0.3s;
    --duration-slow: 0.5s;
    --duration-slower: 0.8s;
    --duration-slowest: 1.2s;

    /* ===== Animation Easing ===== */
    --ease-linear: linear;
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-elastic: cubic-bezier(0.68, -0.6, 0.32, 1.6);
}

/* ===== Dark Mode Support ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --color-background: #1A1A1A;
        --color-background-alt: #2A2A2A;
        --color-text-primary: #F5F3EF;
        --color-text-secondary: #D4D4D4;
        --color-text-tertiary: #A0A0A0;
    }
}