/**
 * CSS Variables for luotettavannettikasino.net
 * Design Reference: CasinoOn ver5.0
 * Color Palette: Purple (#4611A7), Yellow (#FFE800), Black (#000000), White (#FFFFFF)
 */

:root {
    /* Primary Colors — Purple */
    --color-primary: #4611A7;
    --color-primary-dark: #350D80;
    --color-primary-light: #5A1FCC;
    --color-primary-rgb: 70, 17, 167;

    /* Secondary Colors — Yellow */
    --color-secondary: #FFE800;
    --color-secondary-dark: #E6D000;
    --color-secondary-light: #FFF040;
    --color-secondary-rgb: 255, 232, 0;

    /* Accent Colors */
    --color-accent: #878A9B;
    --color-accent-dark: #6B6E7E;
    --color-accent-light: #A0A3B2;
    --color-accent-rgb: 135, 138, 155;

    /* Background Colors */
    --color-bg: #FFFFFF;
    --color-bg-dark: #000000;
    --color-bg-light: #F2F2F2;
    --color-bg-card: #FFFFFF;
    --color-bg-header: #FFE800;
    --color-bg-footer: #4611A7;
    --color-bg-alt: #F2F2F2;

    /* Text Colors */
    --color-text: #000000;
    --color-text-light: #878A9B;
    --color-text-muted: #878A9B;
    --color-text-white: #FFFFFF;
    --color-text-on-primary: #FFFFFF;
    --color-text-on-secondary: #000000;

    /* Semantic Colors */
    --color-success: #28A745;
    --color-error: #DC3545;
    --color-warning: #FFC107;
    --color-info: #17A2B8;

    /* Border */
    --color-border: rgba(0, 0, 0, 0.1);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, #FFE800 0%, #E6D000 100%);
    --gradient-accent: linear-gradient(135deg, #4611A7 0%, #000000 100%);
    --gradient-hero: linear-gradient(180deg, rgba(70,17,167,0.9) 0%, rgba(0,0,0,0.8) 100%);
    --gradient-card-hover: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.05) 0%, rgba(var(--color-secondary-rgb), 0.05) 100%);

    /* Typography — Nunito Sans */
    --font-main: 'Nunito Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Nunito Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-button: 'Nunito Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: "SF Mono", Monaco, "Cascadia Code", monospace;

    /* Font Sizes */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.4vw, 1rem);
    --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.75rem);
    --text-4xl: clamp(2.5rem, 2rem + 2.5vw, 3.125rem);
    --text-5xl: clamp(3rem, 2.5rem + 3vw, 3.75rem);

    /* Line Heights */
    --leading-tight: 1.15;
    --leading-normal: 1.5;
    --leading-relaxed: 1.75;

    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 900;

    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Border Radius — CasinoOn: 1.25rem (20px), 50px for buttons */
    --radius-sm: 10px;
    --radius-md: 1.25rem;
    --radius-lg: 1.25rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 50px;

    /* Shadows — CasinoOn style */
    --shadow-sm: 0 0 0.5rem rgba(0, 0, 0, 0.08);
    --shadow-md: 0 0 1.375rem rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 0 1.375rem rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 0 2rem rgba(0, 0, 0, 0.12);
    --shadow-card: 0 0 1.375rem rgba(0, 0, 0, 0.1);
    --shadow-card-hover: 0 0 2rem rgba(70, 17, 167, 0.15);
    --shadow-glow-primary: 0 0 10px 0 #FFE800 inset, 0 0 10px 2px #FFE800;
    --shadow-glow-accent: 0 0 30px rgba(var(--color-primary-rgb), 0.35);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Layout */
    --container-max: 1140px;
    --container-padding: 1.25rem;
    --header-height: 80px;
    --footer-min-height: 200px;

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

    /* Carousel Animation */
    --carousel-speed-row1: 240s;
    --carousel-speed-row2: 250s;
    --carousel-speed-row3: 260s;
}