/**
 * Design System - Portail CSE Nidaplast
 * Variables CSS centralisées pour tous les modules
 */

:root {
    /* === COULEURS PRIMAIRES - Rouge Nidaplast === */
    --ds-primary-50: #FEF2F2;
    --ds-primary-100: #FEE2E2;
    --ds-primary-200: #FECACA;
    --ds-primary-300: #FCA5A5;
    --ds-primary-400: #F87171;
    --ds-primary-500: #B91C3C;
    --ds-primary-600: #991B1B;
    --ds-primary-700: #7F1D2D;
    --ds-primary-800: #4A1019;
    --ds-primary-900: #2D0A10;

    /* === COULEURS SECONDAIRES - Orange/Or === */
    --ds-secondary-50: #FFFBEB;
    --ds-secondary-100: #FEF3C7;
    --ds-secondary-200: #FDE68A;
    --ds-secondary-300: #FCD34D;
    --ds-secondary-400: #FBBF24;
    --ds-secondary-500: #D97706;
    --ds-secondary-600: #B45309;
    --ds-secondary-700: #92400E;

    /* === COULEURS NEUTRES === */
    --ds-neutral-50: #FAFAF9;
    --ds-neutral-100: #F5F5F4;
    --ds-neutral-200: #E7E5E4;
    --ds-neutral-300: #D6D3D1;
    --ds-neutral-400: #A8A29E;
    --ds-neutral-500: #78716C;
    --ds-neutral-600: #57534E;
    --ds-neutral-700: #44403C;
    --ds-neutral-800: #292524;
    --ds-neutral-900: #1C1917;

    /* === COULEURS SÉMANTIQUES === */
    --ds-success: #10B981;
    --ds-success-light: #D1FAE5;
    --ds-warning: #F59E0B;
    --ds-warning-light: #FEF3C7;
    --ds-error: #EF4444;
    --ds-error-light: #FEE2E2;
    --ds-info: #3B82F6;
    --ds-info-light: #DBEAFE;

    /* === TYPOGRAPHIE === */
    --ds-font-display: 'Sora', 'DM Serif Display', Georgia, serif;
    --ds-font-body: 'Outfit', 'Plus Jakarta Sans', system-ui, sans-serif;

    --ds-text-xs: 0.75rem;
    --ds-text-sm: 0.875rem;
    --ds-text-base: 1rem;
    --ds-text-lg: 1.125rem;
    --ds-text-xl: 1.25rem;
    --ds-text-2xl: 1.5rem;
    --ds-text-3xl: 1.875rem;
    --ds-text-4xl: 2.25rem;

    /* === ESPACEMENTS === */
    --ds-space-1: 0.25rem;
    --ds-space-2: 0.5rem;
    --ds-space-3: 0.75rem;
    --ds-space-4: 1rem;
    --ds-space-5: 1.25rem;
    --ds-space-6: 1.5rem;
    --ds-space-8: 2rem;
    --ds-space-10: 2.5rem;
    --ds-space-12: 3rem;
    --ds-space-16: 4rem;

    /* === RAYONS DE BORDURE === */
    --ds-radius-sm: 6px;
    --ds-radius-md: 10px;
    --ds-radius-lg: 14px;
    --ds-radius-xl: 20px;
    --ds-radius-2xl: 28px;
    --ds-radius-full: 9999px;

    /* === OMBRES === */
    --ds-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --ds-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --ds-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --ds-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --ds-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
    --ds-shadow-glow: 0 0 20px rgba(185, 28, 60, 0.3);
    --ds-shadow-gold: 0 0 20px rgba(217, 119, 6, 0.3);

    /* === GLASSMORPHISME === */
    --ds-glass-bg: rgba(255, 255, 255, 0.85);
    --ds-glass-bg-dark: rgba(255, 255, 255, 0.12);
    --ds-glass-border: rgba(255, 255, 255, 0.4);
    --ds-glass-blur: 12px;

    /* === DÉGRADÉS === */
    --ds-gradient-primary: linear-gradient(135deg, var(--ds-primary-500) 0%, var(--ds-primary-700) 100%);
    --ds-gradient-secondary: linear-gradient(135deg, var(--ds-secondary-500) 0%, var(--ds-secondary-600) 100%);
    --ds-gradient-hero: linear-gradient(135deg, var(--ds-primary-500) 0%, var(--ds-primary-700) 60%, #3d0a12 100%);

    /* === TRANSITIONS === */
    --ds-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ds-ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --ds-duration-fast: 150ms;
    --ds-duration-normal: 300ms;
    --ds-duration-slow: 500ms;

    /* === Z-INDEX === */
    --ds-z-dropdown: 100;
    --ds-z-sticky: 200;
    --ds-z-modal: 1000;
    --ds-z-tooltip: 1100;
    --ds-z-toast: 1200;
}

/* === CLASSES UTILITAIRES === */

/* Typographie */
.ds-font-display { font-family: var(--ds-font-display); }
.ds-font-body { font-family: var(--ds-font-body); }

/* Glassmorphisme */
.ds-glass {
    background: var(--ds-glass-bg);
    backdrop-filter: blur(var(--ds-glass-blur));
    -webkit-backdrop-filter: blur(var(--ds-glass-blur));
    border: 1px solid var(--ds-glass-border);
}

.ds-glass-dark {
    background: var(--ds-glass-bg-dark);
    backdrop-filter: blur(var(--ds-glass-blur));
    -webkit-backdrop-filter: blur(var(--ds-glass-blur));
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Animations réutilisables */
@keyframes ds-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes ds-slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes ds-scale-in {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes ds-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes ds-shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.ds-animate-fade-in { animation: ds-fade-in var(--ds-duration-normal) var(--ds-ease-out); }
.ds-animate-slide-up { animation: ds-slide-up var(--ds-duration-normal) var(--ds-ease-out); }
.ds-animate-scale-in { animation: ds-scale-in var(--ds-duration-normal) var(--ds-ease-spring); }