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

:root {
    /* Couleurs principales Cool Attitude - Version Ultra Moderne */
    --primary-color: #0066ff;
    --primary-dark: #0052cc;
    --primary-light: #3385ff;
    --secondary-color: #00d68f;
    --secondary-dark: #00b377;
    --accent-color: #ff6b35;
    --accent-light: #ff8c66;
    --danger-color: #ff4757;
    --success-color: #2ed573;
    --warning-color: #ffa502;
    
    /* Couleurs neutres modernes */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Textes améliorés */
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-tertiary: #64748b;
    --text-light: #94a3b8;
    
    /* Gradients ultra-modernes */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-nature: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-sunset: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-hero: linear-gradient(135deg, #0066ff 0%, #00d68f 100%);
    --gradient-card: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #ff6b35 0%, #ffa502 100%);
    --gradient-dark: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    
    /* Ombres modernes et profondes */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 15px 35px rgba(0, 0, 0, 0.1), 0 5px 15px rgba(0, 0, 0, 0.07);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    --shadow-colored: 0 10px 40px rgba(0, 102, 255, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 102, 255, 0.5);
    
    /* Typographie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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;
    --font-size-5xl: 3rem;
    
    /* Espacement */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Breakpoints */
    --bp-sm: 640px;
    --bp-md: 768px;
    --bp-lg: 1024px;
    --bp-xl: 1280px;
    --bp-2xl: 1536px;
}

/* Base */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    overflow-x: hidden;
    font-weight: 400;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   SPLASH PAGE
======================================== */
.splash-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.splash-container.active {
    opacity: 1;
    visibility: visible;
}

.splash-content {
    text-align: center;
    color: white;
    animation: fadeInUp 1.2s ease-out;
}

.logo-container {
    margin-bottom: var(--spacing-3xl);
}

.logo-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    animation: bounce 2s infinite;
}

.brand-name {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(45deg, #ffffff, #e0e7ff, #c7d2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
    letter-spacing: -1px;
}

.brand-tagline {
    font-size: var(--font-size-xl);
    font-weight: 500;
    opacity: 0.95;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.loading-animation {
    margin: var(--spacing-3xl) 0;
}

.loading-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    width: 60px;
    margin: 0 auto var(--spacing-lg);
}

.loading-dot {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: loadingPulse 1.5s ease-in-out infinite;
}

.loading-dot:nth-child(1) { animation-delay: 0s; }
.loading-dot:nth-child(2) { animation-delay: 0.1s; }
.loading-dot:nth-child(3) { animation-delay: 0.2s; }
.loading-dot:nth-child(4) { animation-delay: 0.3s; }
.loading-dot:nth-child(5) { animation-delay: 0.4s; }
.loading-dot:nth-child(6) { animation-delay: 0.5s; }
.loading-dot:nth-child(7) { animation-delay: 0.6s; }
.loading-dot:nth-child(8) { animation-delay: 0.7s; }
.loading-dot:nth-child(9) { animation-delay: 0.8s; }

.loading-text {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    animation: fadeInOut 2s ease-in-out infinite;
}

.splash-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    margin-top: var(--spacing-3xl);
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
    animation: slideInUp 1s ease-out;
}

.feature-item:nth-child(1) { animation-delay: 0.2s; }
.feature-item:nth-child(2) { animation-delay: 0.4s; }
.feature-item:nth-child(3) { animation-delay: 0.6s; }
.feature-item:nth-child(4) { animation-delay: 0.8s; }

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-item i {
    font-size: 1.5rem;
}

.feature-item span {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* ========================================
   MAIN PAGE
======================================== */
.main-container {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-container.active {
    opacity: 1;
    transform: translateY(0);
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 102, 255, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: var(--spacing-md) 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.nav-brand .brand-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-brand .brand-logo i {
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xl);
    list-style: none;
    align-items: center;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.nav-menu::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
    position: relative;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(0, 102, 255, 0.1);
    transform: translateY(-1px);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--gradient-hero);
    border-radius: 2px;
    box-shadow: var(--shadow-colored);
}

/* Navigation avec dropdown pour grandes écrans */
.nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.categories-dropdown {
    position: relative;
}

.categories-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: var(--font-size-sm);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    background: none;
    border: none;
}

.categories-trigger:hover,
.categories-trigger.active {
    color: var(--primary-color);
    background: rgba(0, 102, 255, 0.1);
}

.categories-trigger.active::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--gradient-hero);
    border-radius: 2px;
    box-shadow: var(--shadow-colored);
}

.categories-trigger i.dropdown-arrow {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
}

.categories-trigger.open i.dropdown-arrow {
    transform: rotate(180deg);
}

.categories-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(0, 102, 255, 0.1);
    min-width: 250px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    overflow: hidden;
}

.categories-dropdown-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(5px);
}

.categories-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.categories-dropdown-menu a:last-child {
    border-bottom: none;
}

.categories-dropdown-menu a:hover {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-color);
    transform: translateX(5px);
}

.categories-dropdown-menu a i {
    color: var(--primary-color);
    width: 16px;
    text-align: center;
}

/* Navigation mobile avec liste complète */
.nav-mobile {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 80vh;
    overflow-y: auto;
}

.nav-mobile.active {
    display: block;
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.nav-mobile-section {
    margin-bottom: 2rem;
}

.nav-mobile-section:last-child {
    margin-bottom: 0;
}

.nav-mobile-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-mobile-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 1rem 0;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-mobile-link:hover,
.nav-mobile-link.active {
    color: var(--primary-color);
    background: rgba(0, 102, 255, 0.1);
    padding-left: 1rem;
    border-radius: 8px;
    border-bottom: none;
}

.nav-mobile-link i {
    color: var(--primary-color);
    width: 20px;
    text-align: center;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-btn {
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.search-btn:hover {
    background: var(--gray-100);
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 3px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.menu-toggle span {
    width: 20px;
    height: 2px;
    background: var(--gray-700);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 20%, rgba(0, 102, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-badge {
    display: inline-block;
    background: var(--gradient-accent);
    color: white;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: 30px;
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-colored);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.1;
    letter-spacing: -2px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    font-weight: 500;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -1px;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Filters */
.filters {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    position: relative;
}

.filter-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.filter-header h2 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -1px;
}

.filter-header p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 500;
    line-height: 1.7;
}

.filter-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    align-items: center;
}

.search-box {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-lg) var(--spacing-3xl);
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    font-size: var(--font-size-base);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    font-weight: 500;
    color: var(--text-primary);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.1), var(--shadow-lg);
    transform: translateY(-2px);
}

.search-box input::placeholder {
    color: var(--text-light);
    font-weight: 500;
}

.filter-tags {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
    padding: 0 1rem;
}

.filter-tags::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
}

/* Pour les grandes listes, désactiver le wrap sur desktop */
@media (min-width: 1024px) {
    .filter-tags {
        flex-wrap: nowrap;
        justify-content: flex-start;
    }
}

.filter-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid transparent;
    border-radius: 30px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.filter-tag:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 102, 255, 0.2);
}

.filter-tag.active {
    background: var(--gradient-hero);
    color: white;
    box-shadow: var(--shadow-colored);
    transform: translateY(-2px);
}

.filter-tag.active:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

/* Loading Grid */
.loading-grid-container {
    padding: var(--spacing-xl) 0;
    display: none;
}

.loading-grid-container.active {
    display: block;
}

.grid-loading {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.loading-card {
    background: var(--gray-200);
    border-radius: 16px;
    height: 400px;
    animation: loadingShimmer 1.5s ease-in-out infinite;
}

/* Articles */
.articles {
    padding: var(--spacing-xl) 0 var(--spacing-3xl);
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.article-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
    position: relative;
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.05) 0%, rgba(0, 214, 143, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    border-radius: 20px;
}

.article-card:hover::before {
    opacity: 1;
}

.article-card:nth-child(1) { animation-delay: 0.1s; }
.article-card:nth-child(2) { animation-delay: 0.2s; }
.article-card:nth-child(3) { animation-delay: 0.3s; }
.article-card:nth-child(4) { animation-delay: 0.4s; }
.article-card:nth-child(5) { animation-delay: 0.5s; }
.article-card:nth-child(6) { animation-delay: 0.6s; }

.article-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.article-card.featured {
    grid-column: span 2;
}

.article-image {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.article-card.featured .article-image {
    height: 300px;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.article-card:hover .article-image img {
    transform: scale(1.05);
}

.article-badge {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 25px;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 102, 255, 0.1);
}

.article-content {
    padding: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.category {
    color: var(--primary-color);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.date {
    color: var(--text-light);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.article-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.4;
    letter-spacing: -0.5px;
}

.article-card.featured .article-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
}

.article-excerpt {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    font-weight: 500;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.read-more {
    color: var(--primary-color);
    font-weight: 700;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.read-more:hover {
    transform: translateX(5px);
}

.read-more::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-hero);
    transition: width 0.3s ease;
}

.read-more:hover::after {
    width: 100%;
}

.article-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.action-btn {
    background: none;
    border: none;
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.action-btn:hover {
    background: var(--gray-100);
    color: var(--primary-color);
}

.load-more-container {
    text-align: center;
}

.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--gradient-hero);
    color: white;
    border: none;
    padding: var(--spacing-lg) var(--spacing-3xl);
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-colored);
    font-size: var(--font-size-base);
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.load-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.load-more-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-glow);
}

.load-more-btn:hover::before {
    left: 100%;
}

/* Newsletter */
.newsletter {
    background: var(--gradient-hero);
    padding: var(--spacing-3xl) 0;
    color: white;
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.newsletter h2 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -1px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.newsletter p {
    font-size: var(--font-size-lg);
    opacity: 0.95;
    line-height: 1.7;
    font-weight: 500;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.1);
}

.newsletter-form .form {
    display: flex;
    gap: var(--spacing-md);
    position: relative;
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-lg);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: var(--font-size-base);
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.newsletter-form input:focus {
    outline: none;
    background: white;
    border-color: rgba(255, 255, 255, 0.8);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.newsletter-form input::placeholder {
    color: var(--gray-500);
    font-weight: 500;
}

.newsletter-form input.valid {
    border-color: #10b981 !important;
    background: rgba(16, 185, 129, 0.1) !important;
}

.newsletter-form input.invalid {
    border-color: #ef4444 !important;
    background: rgba(239, 68, 68, 0.1) !important;
}

.newsletter-form button {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.newsletter-form button:hover:not(:disabled) {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.newsletter-form button:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.newsletter-form button:active {
    transform: translateY(0) !important;
}

/* Animation pour le spinner */
#newsletter-btn-loading i {
    animation: spin 1s linear infinite;
}

/* Message d'erreur pour l'email */
.email-error {
    position: absolute;
    bottom: -25px;
    left: 0;
    font-size: 0.875rem;
    color: #ef4444;
    font-weight: 500;
}

/* Message de succès newsletter */
#newsletter-success {
    margin-top: 1rem;
}

#newsletter-success > div {
    border-radius: 12px;
    animation: successBounce 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes successBounce {
    0% {
        opacity: 0;
        transform: scale(0.3) translateY(30px);
    }
    50% {
        opacity: 1;
        transform: scale(1.05) translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Responsive newsletter */
@media (max-width: 1024px) {
    .newsletter-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .newsletter-form .form {
        flex-direction: column;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
    }
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-brand .brand-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.footer-brand .brand-logo i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.footer-brand p {
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    color: var(--gray-400);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.link-group h3 {
    color: white;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.link-group a {
    display: block;
    color: var(--gray-400);
    text-decoration: none;
    margin-bottom: var(--spacing-sm);
    transition: color 0.3s ease;
}

.link-group a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--spacing-xl);
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
}

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes loadingPulse {
    0%, 80%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    40% {
        opacity: 1;
        transform: scale(1.2);
    }
}

@keyframes fadeInOut {
    0%, 100% {
        opacity: 0.8;
    }
    50% {
        opacity: 0.4;
    }
}

@keyframes loadingShimmer {
    0% {
        background: var(--gray-200);
    }
    50% {
        background: var(--gray-300);
    }
    100% {
        background: var(--gray-200);
    }
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .article-card.featured {
        grid-column: span 1;
    }
    
    .newsletter-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .nav-desktop {
        display: none;
    }
    
    .nav-mobile.active {
        display: block;
    }
    
    .menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .filter-controls {
        align-items: stretch;
    }
    
    .filter-tags {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
    }
    
    .filter-tag {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .nav-link {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form .form {
        flex-direction: column;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .splash-features {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .feature-item {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .brand-name {
        font-size: var(--font-size-4xl);
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-md);
    }
    
    .stat-number {
        font-size: var(--font-size-xl);
        margin-bottom: 0;
    }
    
    .articles {
        padding: var(--spacing-lg) 0 var(--spacing-xl);
    }
    
    .article-content {
        padding: var(--spacing-lg);
    }
    
    .splash-features {
        grid-template-columns: 1fr;
    }
}

/* Animations supplémentaires pour les performances */
.article-card,
.filter-tag,
.nav-link {
    will-change: transform;
}

/* États de chargement */
.loading-state {
    pointer-events: none;
    opacity: 0.7;
}

.loading-state .article-card {
    animation: loadingShimmer 1.5s ease-in-out infinite;
}

/* Mode sombre (optionnel) */
@media (prefers-color-scheme: dark) {
    :root {
        --gray-50: #18181b;
        --gray-100: #27272a;
        --gray-200: #3f3f46;
        --gray-300: #52525b;
        --gray-800: #e4e4e7;
        --gray-900: #f4f4f5;
    }
}

/* Amélioration de l'accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible pour l'accessibilité */
button:focus-visible,
input:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ========================================
   MODAL DE RECHERCHE
======================================== */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.search-modal.active {
    opacity: 1;
    visibility: visible;
}

.search-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.search-modal-content {
    position: relative;
    max-width: 600px;
    margin: 10% auto;
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.search-modal.active .search-modal-content {
    transform: translateY(0);
}

.search-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.search-modal-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.search-modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.search-modal-close:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.search-modal-body {
    padding: 2rem;
}

.search-modal-input-container {
    position: relative;
    margin-bottom: 2rem;
}

.search-modal-input-container i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: var(--font-size-lg);
}

.search-modal-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--gray-200);
    border-radius: 15px;
    font-size: var(--font-size-lg);
    background: var(--gray-50);
    transition: all 0.3s ease;
    font-weight: 500;
}

.search-modal-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.1);
}

.search-modal-suggestions {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.search-suggestion-group h4 {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.search-suggestions-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.search-suggestion {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--gray-50);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.search-suggestion:hover {
    background: rgba(0, 102, 255, 0.1);
    border-color: rgba(0, 102, 255, 0.2);
    color: var(--primary-color);
    transform: translateX(5px);
}

.search-suggestion i {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
}

.search-results-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.search-result {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.search-result:hover {
    background: white;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.search-result-content {
    flex: 1;
}

.search-result-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.search-result-category {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    font-weight: 500;
}

.search-result i {
    color: var(--text-light);
    transition: all 0.3s ease;
}

.search-result:hover i {
    color: var(--primary-color);
    transform: translateX(3px);
}

.search-no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-tertiary);
}

/* Responsive pour le modal de recherche */
@media (max-width: 768px) {
    .search-modal-content {
        margin: 5vh auto;
        margin-left: 1rem;
        margin-right: 1rem;
        max-width: none;
    }

    .search-modal-header,
    .search-modal-body {
        padding: 1.5rem;
    }

    .search-modal-suggestions {
        gap: 1rem;
    }
}

/* Styles pour la page contact responsive */
@media (max-width: 768px) {
    .contact-section > .container > div {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    .contact-form {
        padding: 2rem !important;
        border-radius: 15px !important;
    }
    
    .contact-form form > div:first-child {
        grid-template-columns: 1fr !important;
    }
    
    .contact-info > div:first-child > div {
        gap: 1rem !important;
    }
    
    .contact-info > div:last-child > div {
        grid-template-columns: 1fr !important;
        gap: 0.8rem !important;
    }
    
    details {
        padding: 1rem !important;
    }
}

/* Toast notifications responsive */
.toast-container {
    right: 10px !important;
    left: 10px !important;
}

@media (max-width: 480px) {
    .toast {
        max-width: none !important;
        margin: 0 !important;
    }
}

/* Optimisations pour les écrans haute résolution */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-icon,
    .brand-logo i,
    .brand-logo img {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* ===== FOOTER LINKS ANIMATIONS ===== */
.footer-link {
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.footer-link:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.footer-link:hover::after {
    width: 100%;
}

.footer-link-active {
    color: var(--primary-color);
    font-weight: 600;
    position: relative;
}

.footer-link-active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

/* Effet de clic pour tous les liens footer */
.footer a {
    transition: all 0.15s ease;
}

.footer a:active {
    transform: scale(0.95);
}

/* ===== PAGES STYLES ===== */

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 6rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.page-header-content {
    position: relative;
    z-index: 2;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    opacity: 0.9;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.breadcrumb a:hover {
    opacity: 0.8;
}

.breadcrumb i {
    font-size: 0.8rem;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
}

.update-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    padding: 0.8rem 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
}

.page-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive pour pages */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
}