/* ========================================
   CORE CSS - VARIABLES & BASE
   ======================================== */

:root {
    /* Couleurs principales */
    --primary-color: #ffd700;
    --primary-dark: #ffb000;
    --secondary-color: #1a1a1a;
    --accent-color: #000000;
    
    /* Texte - Contrastes optimisés */
    --text-primary: #ffffff;
    --text-secondary: #e5e5e5;
    --text-light: #b8b8b8;
    --text-muted: #888888;
    
    /* Backgrounds */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-dark: #000000;
    --bg-card: #1e1e1e;
    --bg-card-hover: #252525;
    
    /* Bordures */
    --border-color: #404040;
    --border-color-light: #2a2a2a;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgba(255, 215, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(255, 215, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(255, 215, 0, 0.5);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glow-pulse {
    0% {
        filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.6));
    }
    100% {
        filter: drop-shadow(0 0 30px rgba(255, 215, 0, 0.8));
    }
}

@keyframes sparkle {
    0%, 100% {
        opacity: 0.3;
        transform: translateY(0px);
    }
    50% {
        opacity: 1;
        transform: translateY(-5px);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}