/**
 * Design System - Variables CSS
 * Intranet Lycée du Pays de Bray
 * 
 * Ce fichier contient toutes les variables CSS pour le système de thèmes.
 * Les thèmes disponibles : default, ocean, forest, sunset, dark
 */

/* =============================================
   THÈME PAR DÉFAUT - INDIGO
   ============================================= */
:root,
[data-theme="default"] {
    /* Couleurs primaires */
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;

    /* Alias sémantiques */
    --primary: var(--primary-500);
    --primary-hover: var(--primary-600);
    --primary-light: var(--primary-100);
    --primary-dark: var(--primary-700);

    /* Arrière-plans */
    --bg-body: linear-gradient(135deg, #e0e7ff 0%, #f3e8ff 100%);
    --bg-gradient-start: #e0e7ff;
    --bg-gradient-end: #f3e8ff;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --bg-glass: rgba(255, 255, 255, 0.85);
    --bg-glass-border: rgba(255, 255, 255, 0.5);
    --bg-input: rgba(255, 255, 255, 0.8);

    /* Textes */
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --text-inverse: #ffffff;

    /* Bordures */
    --border-light: #f1f5f9;
    --border-main: #e2e8f0;
    --border-dark: #cbd5e1;

    /* États sémantiques */
    --success: #10b981;
    --success-light: #d1fae5;
    --success-dark: #059669;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --warning-dark: #d97706;
    --error: #ef4444;
    --error-light: #fee2e2;
    --error-dark: #dc2626;
    --info: #3b82f6;
    --info-light: #dbeafe;
    --info-dark: #2563eb;

    /* Espacements (non-thémés) */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Ombres */
    --shadow-sm: 0 1px 2px 0 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-primary: 0 4px 6px -1px rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
}

/* =============================================
   THÈME OCEAN - CYAN
   ============================================= */
[data-theme="ocean"] {
    --primary-50: #ecfeff;
    --primary-100: #cffafe;
    --primary-200: #a5f3fc;
    --primary-300: #67e8f9;
    --primary-400: #22d3ee;
    --primary-500: #0891b2;
    --primary-600: #0e7490;
    --primary-700: #155e75;
    --primary-800: #164e63;
    --primary-900: #083344;

    --primary: var(--primary-500);
    --primary-hover: var(--primary-600);
    --primary-light: var(--primary-100);
    --primary-dark: var(--primary-700);

    --bg-body: linear-gradient(135deg, #cffafe 0%, #e0f2fe 100%);
    --bg-gradient-start: #cffafe;
    --bg-gradient-end: #e0f2fe;

    --shadow-primary: 0 4px 6px -1px rgba(8, 145, 178, 0.3);
}

/* =============================================
   THÈME FOREST - ÉMERAUDE
   ============================================= */
[data-theme="forest"] {
    --primary-50: #ecfdf5;
    --primary-100: #d1fae5;
    --primary-200: #a7f3d0;
    --primary-300: #6ee7b7;
    --primary-400: #34d399;
    --primary-500: #059669;
    --primary-600: #047857;
    --primary-700: #065f46;
    --primary-800: #064e3b;
    --primary-900: #022c22;

    --primary: var(--primary-500);
    --primary-hover: var(--primary-600);
    --primary-light: var(--primary-100);
    --primary-dark: var(--primary-700);

    --bg-body: linear-gradient(135deg, #d1fae5 0%, #ecfdf5 100%);
    --bg-gradient-start: #d1fae5;
    --bg-gradient-end: #ecfdf5;

    --shadow-primary: 0 4px 6px -1px rgba(5, 150, 105, 0.3);
}

/* =============================================
   THÈME SUNSET - ORANGE
   ============================================= */
[data-theme="sunset"] {
    --primary-50: #fff7ed;
    --primary-100: #ffedd5;
    --primary-200: #fed7aa;
    --primary-300: #fdba74;
    --primary-400: #fb923c;
    --primary-500: #ea580c;
    --primary-600: #c2410c;
    --primary-700: #9a3412;
    --primary-800: #7c2d12;
    --primary-900: #431407;

    --primary: var(--primary-500);
    --primary-hover: var(--primary-600);
    --primary-light: var(--primary-100);
    --primary-dark: var(--primary-700);

    --bg-body: linear-gradient(135deg, #ffedd5 0%, #fef3c7 100%);
    --bg-gradient-start: #ffedd5;
    --bg-gradient-end: #fef3c7;

    --shadow-primary: 0 4px 6px -1px rgba(234, 88, 12, 0.3);
}

/* =============================================
   THÈME DARK - MODE SOMBRE
   ============================================= */
[data-theme="dark"] {
    --primary-50: #312e81;
    --primary-100: #3730a3;
    --primary-200: #4338ca;
    --primary-300: #4f46e5;
    --primary-400: #6366f1;
    --primary-500: #818cf8;
    --primary-600: #a5b4fc;
    --primary-700: #c7d2fe;
    --primary-800: #e0e7ff;
    --primary-900: #eef2ff;

    --primary: var(--primary-500);
    --primary-hover: var(--primary-400);
    --primary-light: var(--primary-200);
    --primary-dark: var(--primary-600);

    --bg-body: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --bg-gradient-start: #1e293b;
    --bg-gradient-end: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --bg-glass: rgba(30, 41, 59, 0.9);
    --bg-glass-border: rgba(51, 65, 85, 0.5);
    --bg-input: rgba(51, 65, 85, 0.8);

    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --text-light: #64748b;
    --text-inverse: #0f172a;

    --border-light: #334155;
    --border-main: #475569;
    --border-dark: #64748b;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --shadow-primary: 0 4px 6px -1px rgba(129, 140, 248, 0.3);
}