/*
 * Kubet88 Theme - CSS Variables (Design System)
 * Based on UI/UX Pro Max Design Intelligence
 */

:root {
    /* ===== Colors - Primary ===== */
    --color-primary: #0056b3;
    --color-primary-dark: #004494;
    --color-primary-light: #2588ea;

    /* ===== Colors - Secondary (Orange/CTA) ===== */
    --color-secondary: #f39c12;
    --color-secondary-dark: #d68910;
    --color-secondary-light: #f5b041;

    /* ===== Colors - Accent ===== */
    --color-accent: #e74c3c;
    --color-success: #27ae60;
    --color-warning: #f39c12;
    --color-danger: #e74c3c;
    --color-info: #3498db;

    /* ===== Colors - Background ===== */
    --color-bg-light: #ffffff;
    --color-bg-dark: #1a1a2e;
    --color-bg-darker: #0f0f1a;
    --color-bg-muted: #f8f9fa;
    --color-bg-card: rgba(255, 255, 255, 0.95);

    /* ===== Colors - Text ===== */
    --color-text-heading: #1a1a2e;
    --color-text-body: #333333;
    --color-text-muted: #6c757d;
    --color-text-light: #ffffff;

    /* ===== Colors - Border ===== */
    --color-border: #e0e0e0;
    --color-border-dark: #333333;

    /* ===== Gradients ===== */
    --gradient-primary: linear-gradient(135deg, #0056b3 0%, #1a73e8 100%);
    --gradient-secondary: linear-gradient(135deg, #f39c12 0%, #f5b041 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #0f0f1a 100%);
    --gradient-hero: linear-gradient(180deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 100%);

    /* ===== Typography ===== */
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --font-accent: 'Montserrat', sans-serif;

    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.5rem;
    /* 24px */
    --font-size-3xl: 1.875rem;
    /* 30px */
    --font-size-4xl: 2.25rem;
    /* 36px */
    --font-size-5xl: 3rem;
    /* 48px */

    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* ===== Spacing ===== */
    --spacing-xs: 0.25rem;
    /* 4px */
    --spacing-sm: 0.5rem;
    /* 8px */
    --spacing-md: 1rem;
    /* 16px */
    --spacing-lg: 1.5rem;
    /* 24px */
    --spacing-xl: 2rem;
    /* 32px */
    --spacing-2xl: 3rem;
    /* 48px */
    --spacing-3xl: 4rem;
    /* 64px */
    --spacing-4xl: 6rem;
    /* 96px */

    /* ===== Border Radius ===== */
    --radius-sm: 0.25rem;
    /* 4px */
    --radius-md: 0.5rem;
    /* 8px */
    --radius-lg: 1rem;
    /* 16px */
    --radius-xl: 1.5rem;
    /* 24px */
    --radius-full: 9999px;

    /* ===== Shadows ===== */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(243, 156, 18, 0.4);

    /* ===== Transitions ===== */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;

    /* ===== Layout ===== */
    --container-max: 1200px;
    --container-padding: 1rem;
    --header-height: 70px;
    --topbar-height: 40px;

    /* ===== Z-Index Scale ===== */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ===== Dark Theme Variables ===== */
[data-theme="dark"] {
    --color-bg-light: #1a1a2e;
    --color-bg-muted: #252538;
    --color-bg-card: rgba(26, 26, 46, 0.95);
    --color-text-heading: #ffffff;
    --color-text-body: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-border: #334155;
}