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

/* Theme Variables */
:root {
    /* Light Theme (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #F8F9FA;
    --bg-accent: #0A2342;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-accent: #ff4800; /* light-red */
    --text-light: #ffffff;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    
    /* Couleurs principales HebergHub */
    --hub-blue: #0A2342;        /* Bleu principal */
    --hub-blue-rgb: 10, 35, 66;
    --hub-light-blue: #1D3557;  /* Bleu secondaire */
    --hub-light-blue-rgb: 29, 53, 87;
    --hub-orange: #ff4800;      /* Orange accent (light-red) */
    --hub-orange-rgb: 255, 72, 0;
    --hub-dark-red: #e03f00;    /* Rouge foncé */
    --hub-dark-red-rgb: 224, 63, 0;
    --hub-gray: #F8F9FA;        /* Gris clair */
    
    /* Couleurs principales (mapping vers les nouvelles couleurs) */
    --primary-color: var(--hub-blue);
    --primary-dark: var(--hub-light-blue);
    --primary-light: var(--hub-light-blue);
    --secondary-color: var(--hub-orange);
    --accent-color: var(--hub-orange);
    
    /* Couleurs neutres (mise à jour) */
    --background: var(--bg-primary);
    --background-light: var(--hub-gray);
    --background-dark: #f3f4f6;
    --border-light: var(--hub-gray);
    
    /* Couleurs d'état */
    --success-color: #10b981;
    --success-color-rgb: 16, 185, 129;
    --warning-color: var(--hub-orange);
    --warning-color-rgb: var(--hub-orange-rgb);
    --error-color: var(--hub-dark-red);
    --error-color-rgb: var(--hub-dark-red-rgb);
    --info-color: var(--hub-light-blue);
    --info-color-rgb: var(--hub-light-blue-rgb);
    
    /* 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);
    
    /* Typographie */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --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;
    
    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Bordures */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 0.75rem;
    --border-radius-2xl: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Loader Colors */
    --loader-bg: #0A2342; /* hub-blue */
    --loader-accent: #ff4800; /* hub-orange */
    --loader-secondary: #7082b6; /* hub-light-blue */
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #111827; /* dark-blue-grey */
    --bg-secondary: #1f2937; /* light-blue-grey */
    --bg-accent: #1D3557;
    --text-primary: #FFFFFF; /* main-text-white */
    --text-secondary: #d0d0d0; /* sub-text-grey */
    --text-accent: #ff4800; /* light-red */
    --text-light: #FFFFFF; /* main-text-white */
    --border-color: #374151;
    --card-bg: #1f2937; /* light-blue-grey */
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    
    /* Mise à jour des variables de base pour le thème sombre */
    --background: var(--bg-primary);
    --background-light: var(--bg-secondary);
    --background-dark: var(--bg-accent);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Transitions globales pour le changement de thème */
*, *::before, *::after {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Navigation */
.nav-link {
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: #ff4800;
}

/* Theme Toggle Button */
.theme-toggle {
    position: relative;
    width: 60px;
    height: 30px;
    min-width: 60px;
    min-height: 30px;
    border-radius: 15px;
    background-color: var(--bg-secondary);
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5px;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
}

.theme-toggle::after {
    content: "";
    position: absolute;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--text-accent);
    top: 3px;
    left: 3px;
    transition: transform 0.3s ease;
}

[data-theme="dark"] .theme-toggle::after {
    transform: translateX(30px);
}

.theme-toggle .sun-icon,
.theme-toggle .moon-icon {
    width: 16px;
    height: 16px;
    z-index: 1;
    color: var(--text-primary);
}

/* Theme-specific overrides */
[data-theme="dark"] .bg-white {
    background-color: var(--bg-primary) !important;
}

[data-theme="dark"] .bg-hub-gray {
    background-color: var(--bg-secondary) !important;
}

[data-theme="dark"] .bg-hub-blue {
    background-color: var(--bg-accent) !important;
}

/* Cartes de services */
[data-theme="dark"] .rounded-lg.shadow-lg .bg-white,
[data-theme="dark"] .bg-white.rounded-lg.shadow-md,
[data-theme="dark"] .bg-white.rounded-lg.shadow-lg {
    background-color: var(--bg-secondary) !important;
}

/* Tables et éléments imbriqués */
[data-theme="dark"] table.bg-white,
[data-theme="dark"] .bg-white.p-3 {
    background-color: var(--card-bg) !important;
}

[data-theme="dark"] .bg-gray-50 {
    background-color: var(--bg-secondary) !important;
}

/* Textes */
[data-theme="dark"] .text-gray-500,
[data-theme="dark"] .text-gray-600,
[data-theme="dark"] .text-gray-700 {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .text-gray-900 {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .text-hub-blue {
    color: var(--text-light) !important;
}

/* Bordures et ombres */
[data-theme="dark"] .border-gray-200 {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .shadow-lg,
[data-theme="dark"] .shadow-md,
[data-theme="dark"] .shadow-sm,
[data-theme="dark"] .shadow-xl {
    box-shadow: var(--card-shadow) !important;
}

/* Boutons */
[data-theme="dark"] .text-hub-blue.bg-white {
    color: var(--text-accent) !important;
    background-color: var(--bg-secondary) !important;
}

/* Cards */
[data-theme="dark"] .card {
    background-color: var(--card-bg) !important;
    border-color: var(--border-color) !important;
    box-shadow: var(--card-shadow) !important;
}

/* Form inputs */
[data-theme="dark"] .form-input {
    background-color: var(--bg-secondary) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .form-input:focus {
    border-color: var(--text-accent) !important;
    box-shadow: 0 0 0 3px rgba(255, 72, 0, 0.1) !important;
}

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    gap: var(--spacing-sm);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    border-color: var(--primary-color);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--hub-blue) 0%, var(--hub-light-blue) 100%);
    color: white;
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.9;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.feature-icon {
    font-size: var(--font-size-2xl);
}

/* Sections */
.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Formulaires */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Checkbox personnalisé */
.checkbox-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-bottom: var(--spacing-sm);
    user-select: none;
}

.checkbox-item input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    margin-right: var(--spacing-md);
    position: relative;
    transition: all var(--transition-fast);
}

.checkbox-item input[type="checkbox"]:checked + .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-item input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: var(--font-size-sm);
    font-weight: bold;
}

/* Footer */
.footer {
    background-color: var(--text-primary);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-3xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Text Effects */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.transition-all {
    transition: all 0.3s ease;
}

.neon-text {
    text-shadow: 0 0 3px #fff, 
                 0 0 6px #fff, 
                 0 0 9px #ff4800, 
                 0 0 12px #e03f00;
    animation: neon-pulse 2s infinite alternate;
}

@keyframes neon-pulse {
    from {
        text-shadow: 0 0 2px #fff, 
                     0 0 4px #fff, 
                     0 0 6px #ff4800, 
                     0 0 8px #e03f00;
    }
    to {
        text-shadow: 0 0 3px #fff, 
                     0 0 6px #fff, 
                     0 0 9px #ff4800, 
                     0 0 12px #e03f00, 
                     0 0 15px #e03f00;
    }
}

/* Section Dividers */
.section-divider {
    position: relative;
    height: 6px;
    overflow: hidden;
}

.section-divider::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(90deg, transparent, #ff4800, transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.section-divider-blue {
    background-color: #0A2342;
}

.section-divider-white {
    background-color: white;
}

.section-divider-gray {
    background-color: #f9fafb;
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-left.visible, .slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Exclure les éléments no-animation des animations */
.no-animation {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
}

/* Navigation */
.nav-link {
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: #ff4800;
}

/* Cards and Sections */
.service-card {
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.testimonial-card {
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: scale(1.02);
}

/* Buttons */
.btn {
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

/* Footer */
.footer-link {
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #ff4800;
}

#mobile-menu {
    transition: all 0.3s ease-in-out;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-features {
        grid-template-columns: 1fr;
        text-align: left;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* États de chargement */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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

/* Utilitaires */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }