/**
 * ABC Voiture - CSS Principal
 * Design moderne et optimisé
 */

/* ========================================
   Variables CSS
======================================== */
:root {
    /* Couleurs principales */
    --color-primary: #e74c3c;
    --color-primary-dark: #c0392b;
    --color-secondary: #2c3e50;
    --color-accent: #3498db;
    
    /* Nuances de gris */
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* 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;
    
    /* 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 */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Layout */
    --container-max: 1200px;
    --header-height: 70px;
}

/* ========================================
   Reset & Base
======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* ========================================
   Layout
======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    min-height: calc(100vh - var(--header-height) - 300px);
}

/* ========================================
   Header
======================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    height: var(--header-height);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    height: 45px;
    width: auto;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
}

.main-nav .nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: 500;
    color: var(--color-gray-600);
    padding: var(--spacing-sm) 0;
    position: relative;
}

.nav-link:hover,
.nav-item.active .nav-link {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-item.active .nav-link::after {
    width: 100%;
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    padding: var(--spacing-sm) 0;
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray-600);
}

.dropdown-menu a:hover {
    background: var(--color-gray-50);
    color: var(--color-gray-900);
}

.cat-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--cat-color, var(--color-gray-400));
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
}

.hamburger {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    left: 0;
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* ========================================
   Hero Section
======================================== */
.hero-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-gray-50);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
}

.hero-main {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.hero-main-link {
    display: block;
    position: relative;
}

.hero-image {
    position: relative;
    aspect-ratio: 16/10;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
}

.hero-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xl);
    color: var(--color-white);
}

.hero-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    line-height: 1.3;
    margin: var(--spacing-sm) 0;
}

.hero-excerpt {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    margin-bottom: var(--spacing-sm);
}

.hero-date {
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

/* ========================================
   Category Badge
======================================== */
.category-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
    background: var(--color-primary);
    border-radius: var(--radius-sm);
}

.category-badge--small {
    padding: 2px 6px;
    font-size: 10px;
}

/* ========================================
   Section Headers
======================================== */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.see-all {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-primary);
}

.see-all:hover {
    text-decoration: underline;
}

/* ========================================
   Article Cards
======================================== */
.articles-list,
.articles-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.articles-grid--grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.article-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.article-card--horizontal .article-link {
    display: flex;
    gap: var(--spacing-md);
}

.article-card--horizontal .article-thumb {
    flex-shrink: 0;
    width: 120px;
}

.article-card--horizontal .article-thumb img {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.article-card--horizontal.article-card--large .article-thumb {
    width: 250px;
}

.article-card--horizontal.article-card--large .article-thumb img {
    height: 160px;
}

.article-card--vertical .article-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.article-card--vertical .article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.article-card--vertical .article-body {
    padding: var(--spacing-md);
}

.article-info {
    flex: 1;
}

.article-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    line-height: 1.4;
    margin: var(--spacing-xs) 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card--large .article-title {
    font-size: var(--font-size-lg);
    -webkit-line-clamp: 3;
}

.article-excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin: var(--spacing-sm) 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-date {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
}

/* ========================================
   Video Section
======================================== */
.video-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-gray-800);
    color: var(--color-white);
}

.video-section .section-title {
    color: var(--color-white);
}

.video-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
}

.video-main .video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.video-link:hover .play-button {
    background: var(--color-white);
    transform: translate(-50%, -50%) scale(1.1);
}

.play-button--small {
    width: 40px;
    height: 40px;
}

.play-button--small svg {
    width: 20px;
    height: 20px;
}

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

.video-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.video-date {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.video-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.video-item .video-link {
    display: flex;
    gap: var(--spacing-md);
}

.video-item .video-thumb {
    position: relative;
    width: 140px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.video-item .video-thumb img {
    aspect-ratio: 16/9;
}

.video-item .video-title {
    font-size: var(--font-size-sm);
}

/* ========================================
   Content Section
======================================== */
.content-section {
    padding: var(--spacing-2xl) 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-2xl);
}

.main-articles .articles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

/* ========================================
   Sidebar & Widgets
======================================== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.widget {
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.widget-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.category-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.category-link:hover,
.category-link.active {
    background: var(--color-white);
}

.category-color {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.category-name {
    font-size: var(--font-size-sm);
}

/* Newsletter Widget */
.newsletter-widget p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-secondary {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.btn-secondary:hover {
    background: var(--color-gray-300);
}

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

/* ========================================
   Breadcrumb
======================================== */
.breadcrumb-nav {
    padding: var(--spacing-md) 0;
    background: var(--color-gray-50);
}

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

.breadcrumb-item {
    color: var(--color-gray-500);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-sm);
    color: var(--color-gray-400);
}

.breadcrumb-item.active {
    color: var(--color-gray-700);
}

/* ========================================
   Page Header
======================================== */
.page-header {
    padding: var(--spacing-2xl) 0;
    background: var(--color-gray-100);
    text-align: center;
}

.page-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
}

/* ========================================
   Article Page
======================================== */
.article-header {
    padding: var(--spacing-2xl) 0;
    background: var(--color-gray-50);
}

.article-main-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-gray-900);
    line-height: 1.3;
    margin: var(--spacing-md) 0;
    max-width: 800px;
}

.article-meta {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.article-page {
    padding: var(--spacing-2xl) 0;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-2xl);
}

.article-featured-image {
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.article-lead {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-gray-700);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    padding-left: var(--spacing-md);
    border-left: 4px solid var(--color-primary);
}

.article-video {
    margin: var(--spacing-xl) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.article-video iframe {
    width: 100%;
    aspect-ratio: 16/9;
}

.article-body-content {
    font-size: var(--font-size-base);
    line-height: 1.8;
    color: var(--color-gray-700);
}

.article-body-content h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.article-body-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-800);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.article-body-content p {
    margin-bottom: var(--spacing-md);
}

.article-body-content a {
    color: var(--color-primary);
    text-decoration: underline;
}

.article-body-content img {
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
}

.article-body-content ul,
.article-body-content ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.article-body-content li {
    margin-bottom: var(--spacing-sm);
}

.article-body-content ul li {
    list-style-type: disc;
}

.article-body-content ol li {
    list-style-type: decimal;
}

/* Article Share */
.article-share {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-200);
}

.article-share h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

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

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-white);
    transition: opacity var(--transition-fast);
}

.share-btn:hover {
    opacity: 0.9;
}

.share-btn--facebook { background: #1877f2; }
.share-btn--twitter { background: #1da1f2; }
.share-btn--linkedin { background: #0a66c2; }

/* Related Articles */
.related-articles {
    padding: var(--spacing-2xl) 0;
    background: var(--color-gray-100);
}

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

/* ========================================
   Contact Page
======================================== */
.contact-section {
    padding: var(--spacing-2xl) 0;
}

.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background: var(--color-gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

.required {
    color: var(--color-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    cursor: pointer;
}

.checkbox-label input {
    width: auto;
    margin-top: 3px;
}

/* Sécurité - Dé aléatoire */
.security-check {
    background: var(--color-white);
    border: 2px dashed var(--color-gray-300);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.security-dice-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-sm);
}

.dice-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary), #1d4ed8);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 700;
}

.dice-icon {
    font-size: 1.5rem;
}

.dice-value {
    font-size: 1.75rem;
    min-width: 30px;
    text-align: center;
}

.security-input-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.security-input {
    width: 80px !important;
    text-align: center;
    font-size: var(--font-size-lg) !important;
    font-weight: 600;
    letter-spacing: 2px;
}

.security-input::-webkit-outer-spin-button,
.security-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.security-input[type=number] {
    -moz-appearance: textfield;
}

.security-hint {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

/* Alert */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.alert-success {
    background: #d4edda;
    color: #155724;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
}

.alert svg {
    flex-shrink: 0;
    margin-top: 2px;
}

/* ========================================
   About Page
======================================== */
.about-section {
    padding: var(--spacing-2xl) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
}

.about-text h2 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.about-text h2:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-list {
    margin: var(--spacing-md) 0;
}

.about-list li {
    padding: var(--spacing-md);
    background: var(--color-gray-50);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.about-list li strong {
    color: var(--color-gray-900);
}

.about-cta {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    text-align: center;
}

.about-cta p {
    margin-bottom: var(--spacing-md);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-card {
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-primary);
}

.stat-label {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.categories-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-gray-50);
}

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

.category-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--cat-color, var(--color-primary));
    transition: all var(--transition-fast);
}

.category-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   404 Page
======================================== */
.error-section {
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.error-content {
    max-width: 600px;
    margin: 0 auto;
}

.error-illustration {
    margin-bottom: var(--spacing-xl);
}

.error-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
}

.error-text {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
}

.error-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.error-suggestions {
    background: var(--color-gray-50);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.error-suggestions h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
}

.error-suggestions ul {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.error-suggestions a {
    color: var(--color-primary);
}

.error-suggestions a:hover {
    text-decoration: underline;
}

/* ========================================
   Pagination
======================================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination-btn,
.pagination-page {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination-btn {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.pagination-btn:hover {
    background: var(--color-gray-200);
}

.pagination-pages {
    display: flex;
    gap: var(--spacing-xs);
}

.pagination-page {
    min-width: 40px;
    text-align: center;
    color: var(--color-gray-600);
}

.pagination-page:hover {
    background: var(--color-gray-100);
}

.pagination-page.active {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ========================================
   Footer
======================================== */
.site-footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-gray-700);
}

.footer-grid--simple {
    grid-template-columns: 2fr 1fr 1fr;
}

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

.footer-about {
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--color-gray-700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-text {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    text-align: center;
    font-size: var(--font-size-sm);
}

/* ========================================
   No Results
======================================== */
.no-results {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.no-results p {
    margin-bottom: var(--spacing-lg);
    color: var(--color-gray-600);
}

/* ========================================
   Responsive
======================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-sidebar {
        order: -1;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
    
    .article-layout {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .stat-card {
        flex: 1;
        min-width: 150px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }
    
    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-white);
        padding: var(--spacing-lg);
        transform: translateX(100%);
        transition: transform var(--transition-base);
    }
    
    .main-nav.active {
        transform: translateX(0);
    }
    
    .main-nav .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
    }
    
    .main-articles .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: var(--font-size-2xl);
    }
    
    .article-main-title {
        font-size: var(--font-size-2xl);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .error-actions {
        flex-direction: column;
    }
    
    .pagination-pages {
        display: none;
    }
}

@media (max-width: 480px) {
    .article-card--horizontal .article-link {
        flex-direction: column;
    }
    
    .article-card--horizontal .article-thumb {
        width: 100%;
    }
    
    .article-card--horizontal .article-thumb img {
        height: 180px;
    }
    
    .share-buttons {
        flex-direction: column;
    }
    
    .share-btn {
        justify-content: center;
    }
}