/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs principales */
    --primary-color: #1a365d;
    --secondary-color: #2d3748;
    --accent-color: #e53e3e;
    --accent-hover: #c53030;
    --light-color: #f7fafc;
    --dark-color: #1a202c;
    --gray-color: #718096;
    --light-gray: #e2e8f0;
    
    /* Couleurs sections */
    --infantry-color: #38a169;
    --armor-color: #4a5568;
    --sniper-color: #975a16;
    --aviation-color: #3182ce;
    --logistics-color: #718096;
    --command-color: #e53e3e;
    
    /* Typographie */
    --heading-font: 'Orbitron', sans-serif;
    --body-font: 'Roboto', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Bordures */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Ombres */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
}

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-hover);
}

/* ===== BUTTONS ===== */
.btn-primary, .btn-secondary, .btn-join, .btn-youtube, .btn-server {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: var(--heading-font);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-join {
    background-color: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-join:hover {
    background-color: var(--accent-hover);
}

.btn-youtube {
    background-color: #ff0000;
    color: white;
}

.btn-youtube:hover {
    background-color: #cc0000;
    transform: translateY(-2px);
}

.btn-server {
    background-color: var(--primary-color);
    color: white;
}

.btn-server:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

/* ===== NAVIGATION ===== */
.navbar {
    background-color: var(--primary-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    font-family: var(--heading-font);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: white;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-menu a:hover {
    color: #e2e8f0;
}

.nav-menu a.active {
    color: var(--accent-color);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== HERO SECTION ===== */
.hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
    font-family: var(--heading-font);
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-color);
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

.feature-title {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

/* ===== PAGE HEADER ===== */
.page-header {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
}

.page-title {
    color: white;
    margin-bottom: var(--spacing-xs);
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ===== PHILOSOPHY SECTION ===== */
.philosophy {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.philosophy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.philosophy-image img {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.philosophy-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.point {
    text-align: center;
    padding: var(--spacing-sm);
}

.point i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

/* ===== FACTIONS SECTION ===== */
.factions {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.factions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.faction-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.faction-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.faction-header {
    padding: var(--spacing-md);
    color: white;
    text-align: center;
}

.faction-card.blufor .faction-header {
    background-color: #3182ce;
}

.faction-card.opfor .faction-header {
    background-color: #e53e3e;
}

.faction-card.independent .faction-header {
    background-color: #38a169;
}

.faction-header i {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.faction-content {
    padding: var(--spacing-md);
}

.faction-list {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.faction-list li {
    padding: 0.25rem 0;
    border-bottom: 1px solid var(--light-gray);
}

.faction-list li:last-child {
    border-bottom: none;
}

/* ===== SECTIONS GRID ===== */
.sections-grid {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.sections-grid .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.section-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-top: 4px solid transparent;
}

.section-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.section-card.infantry {
    border-top-color: var(--infantry-color);
}

.section-card.armor {
    border-top-color: var(--armor-color);
}

.section-card.sniper {
    border-top-color: var(--sniper-color);
}

.section-card.aviation {
    border-top-color: var(--aviation-color);
}

.section-card.logistics {
    border-top-color: var(--logistics-color);
}

.section-card.command {
    border-top-color: var(--command-color);
}

.section-header {
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.section-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.section-name {
    flex-grow: 1;
    color: var(--primary-color);
}

.section-tag {
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 600;
}

.section-content {
    padding: var(--spacing-md);
}

.section-roles {
    list-style: none;
    margin: var(--spacing-sm) 0;
}

.section-roles li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--light-gray);
}

.section-roles li:last-child {
    border-bottom: none;
}

.section-roles i {
    color: var(--accent-color);
}

.section-badges {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    flex-wrap: wrap;
}

.badge {
    background-color: var(--light-gray);
    color: var(--dark-color);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 500;
}

/* ===== PROGRESSION SYSTEM ===== */
.progression {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.progression-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.step {
    text-align: center;
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto var(--spacing-sm);
    font-family: var(--heading-font);
}

/* ===== YOUTUBE SECTION ===== */
.youtube-section {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.youtube-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.youtube-icon {
    font-size: 4rem;
    color: #ff0000;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.video-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.video-thumbnail {
    position: relative;
    height: 160px;
    overflow: hidden;
}

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

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card:hover .video-overlay {
    opacity: 1;
}

.video-overlay i {
    color: white;
    font-size: 3rem;
}

.video-info {
    padding: var(--spacing-md);
}

.video-title {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.video-description {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.video-meta {
    display: flex;
    justify-content: space-between;
    color: var(--gray-color);
    font-size: 0.8rem;
}

/* ===== GALLERY SECTION ===== */
.gallery-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    height: 200px;
}

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

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

/* ===== SERVER SECTION ===== */
.server-section {
    padding: var(--spacing-xl) 0;
    background-color: white;
}

.server-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.server-icon {
    font-size: 4rem;
    color: var(--primary-color);
}

.server-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    border-left: 4px solid var(--accent-color);
}

.stat-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: var(--spacing-xs) 0;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-title {
    color: white;
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.footer-description {
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: white;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-color);
}

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

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

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

.copyright {
    opacity: 0.8;
    margin-bottom: var(--spacing-xs);
}

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

.legal a {
    color: white;
    opacity: 0.8;
}

.legal a:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .philosophy-content {
        grid-template-columns: 1fr;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--primary-color);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .youtube-header,
    .server-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .youtube-icon,
    .server-icon {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
    
    .features-grid,
    .factions-grid,
    .sections-grid .container,
    .video-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}