/* ==========================================================================
   Imgglow - Modern Automotive Magazine
   Premium Design System Inspired by Apple & Xiaomi Auto
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
    /* Primary Colors */
    --av-primary: #0071E3;
    --av-primary-dark: #0058B3;
    --av-primary-light: #4DA3FF;
    
    /* Category Colors */
    --av-ev: #10B981;
    --av-maintenance: #F59E0B;
    --av-buying: #6366F1;
    --av-technology: #EC4899;
    --av-reviews: #EF4444;
    --av-cost: #8B5CF6;
    
    /* Neutral Colors */
    --av-black: #1D1D1F;
    --av-gray-900: #2D2D2D;
    --av-gray-800: #3D3D3D;
    --av-gray-700: #4D4D4D;
    --av-gray-600: #6E6E73;
    --av-gray-500: #86868B;
    --av-gray-400: #A1A1A6;
    --av-gray-300: #C7C7CC;
    --av-gray-200: #E5E5EA;
    --av-gray-100: #F5F5F7;
    --av-white: #FFFFFF;
    
    /* Gradients */
    --av-gradient-hero: linear-gradient(135deg, #0071E3 0%, #00C6FF 100%);
    --av-gradient-dark: linear-gradient(180deg, #1D1D1F 0%, #2D2D2D 100%);
    --av-gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Typography */
    --av-font-display: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --av-font-body: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --av-space-xs: 0.25rem;
    --av-space-sm: 0.5rem;
    --av-space-md: 1rem;
    --av-space-lg: 1.5rem;
    --av-space-xl: 2rem;
    --av-space-2xl: 3rem;
    --av-space-3xl: 4rem;
    --av-space-4xl: 6rem;
    
    /* Border Radius */
    --av-radius-sm: 8px;
    --av-radius-md: 12px;
    --av-radius-lg: 16px;
    --av-radius-xl: 24px;
    --av-radius-2xl: 32px;
    --av-radius-full: 9999px;
    
    /* Shadows */
    --av-shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --av-shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --av-shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --av-shadow-xl: 0 16px 64px rgba(0,0,0,0.16);
    --av-shadow-glow: 0 0 40px rgba(0,113,227,0.3);
    
    /* Transitions */
    --av-transition-fast: 150ms ease;
    --av-transition-normal: 250ms ease;
    --av-transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --av-transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--av-font-body);
    font-size: 17px;
    line-height: 1.6;
    color: var(--av-black);
    background: var(--av-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

/* --------------------------------------------------------------------------
   3. Header & Navigation
   -------------------------------------------------------------------------- */
.av-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.72);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.08);
    transition: var(--av-transition-normal);
}

.av-header.scrolled {
    background: rgba(255,255,255,0.92);
    box-shadow: var(--av-shadow-sm);
}

.av-nav {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--av-space-xl);
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.av-logo {
    display: flex;
    align-items: center;
    gap: var(--av-space-sm);
    font-family: var(--av-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--av-black);
    letter-spacing: -0.02em;
}

.av-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--av-gradient-hero);
    border-radius: var(--av-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--av-white);
    font-size: 1.25rem;
}

.av-nav-menu {
    display: flex;
    align-items: center;
    gap: var(--av-space-xl);
    list-style: none;
}

.av-nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--av-gray-600);
    padding: var(--av-space-sm) 0;
    position: relative;
}

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

.av-nav-link:hover,
.av-nav-link.active {
    color: var(--av-black);
}

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

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

.av-search-trigger {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--av-gray-600);
    cursor: pointer;
    border-radius: var(--av-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--av-transition-fast);
}

.av-search-trigger:hover {
    background: var(--av-gray-100);
    color: var(--av-black);
}

/* Mobile Menu Button */
.av-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    cursor: pointer;
    position: relative;
    padding: 0;
}

.av-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--av-black);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    transition: var(--av-transition-fast);
}

.av-menu-toggle span:first-child { top: 14px; }
.av-menu-toggle span:nth-child(2) { top: 21px; }
.av-menu-toggle span:last-child { top: 28px; }

.av-menu-toggle.active span:first-child {
    top: 21px;
    transform: translateX(-50%) rotate(45deg);
}

.av-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.av-menu-toggle.active span:last-child {
    top: 21px;
    transform: translateX(-50%) rotate(-45deg);
}

/* Mobile Menu Overlay */
.av-mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    height: calc(100vh - 72px);
    background: var(--av-white);
    padding: var(--av-space-xl);
    transform: translateX(100%);
    transition: var(--av-transition-slow);
    overflow-y: auto;
    z-index: 999;
    box-shadow: -5px 5px 20px rgba(0,0,0,0.1);
    -webkit-overflow-scrolling: touch;
}

.av-mobile-menu.active {
    transform: translateX(0);
}

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

.av-mobile-nav {
    list-style: none;
    padding: 0;
}

.av-mobile-nav-link {
    display: block;
    padding: var(--av-space-lg) 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--av-black);
    border-bottom: 1px solid var(--av-gray-200);
    transition: var(--av-transition-fast);
}

.av-mobile-nav-link:hover {
    color: var(--av-primary);
    transform: translateX(8px);
}

/* --------------------------------------------------------------------------
   4. Hero Section
   -------------------------------------------------------------------------- */
.av-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--av-black);
    overflow: hidden;
    padding-top: 72px;
}

.av-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.av-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

.av-hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.8) 100%);
}

.av-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: var(--av-space-2xl);
    text-align: center;
    color: var(--av-white);
}

.av-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--av-space-sm);
    padding: var(--av-space-sm) var(--av-space-lg);
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--av-radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--av-space-xl);
    animation: fadeInUp 0.8s ease;
}

.av-hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--av-ev);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.av-hero-title {
    font-family: var(--av-font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--av-space-lg);
    animation: fadeInUp 0.8s ease 0.1s backwards;
}

.av-hero-title-highlight {
    background: var(--av-gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.av-hero-subtitle {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    color: var(--av-gray-300);
    max-width: 600px;
    margin: 0 auto var(--av-space-2xl);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.av-hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--av-space-md);
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

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

/* Buttons */
.av-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--av-space-sm);
    padding: var(--av-space-md) var(--av-space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--av-radius-full);
    border: none;
    cursor: pointer;
    transition: var(--av-transition-normal);
}

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

.av-btn-primary:hover {
    background: var(--av-primary-dark);
    transform: scale(1.02);
    box-shadow: var(--av-shadow-glow);
}

.av-btn-outline {
    background: transparent;
    color: var(--av-white);
    border: 2px solid rgba(255,255,255,0.3);
}

.av-btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

/* Hero Stats */
.av-hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--av-space-3xl);
    margin-top: var(--av-space-4xl);
    padding-top: var(--av-space-2xl);
    border-top: 1px solid rgba(255,255,255,0.1);
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.av-hero-stat {
    text-align: center;
}

.av-hero-stat-value {
    font-family: var(--av-font-display);
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

.av-hero-stat-label {
    font-size: 0.875rem;
    color: var(--av-gray-400);
}

/* Scroll Indicator */
.av-scroll-indicator {
    position: absolute;
    bottom: var(--av-space-2xl);
    left: 50%;
    transform: translateX(-50%);
    color: var(--av-white);
    text-align: center;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.av-scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 13px;
    margin: 0 auto var(--av-space-sm);
    position: relative;
}

.av-scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--av-white);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

/* --------------------------------------------------------------------------
   5. Category Navigation Cards
   -------------------------------------------------------------------------- */
.av-categories {
    padding: var(--av-space-4xl) 0;
    background: var(--av-gray-100);
}

.av-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--av-space-xl);
}

.av-section-header {
    text-align: center;
    margin-bottom: var(--av-space-3xl);
}

.av-section-eyebrow {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--av-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--av-space-md);
}

.av-section-title {
    font-family: var(--av-font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--av-black);
    letter-spacing: -0.02em;
    margin-bottom: var(--av-space-md);
}

.av-section-desc {
    font-size: 1.125rem;
    color: var(--av-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.av-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--av-space-lg);
}

.av-category-card {
    background: var(--av-white);
    border-radius: var(--av-radius-xl);
    padding: var(--av-space-xl);
    display: flex;
    align-items: center;
    gap: var(--av-space-lg);
    box-shadow: var(--av-shadow-sm);
    transition: var(--av-transition-normal);
    cursor: pointer;
}

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

.av-category-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--av-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--av-white);
    flex-shrink: 0;
}

.av-category-icon.ev { background: var(--av-ev); }
.av-category-icon.maintenance { background: var(--av-maintenance); }
.av-category-icon.buying { background: var(--av-buying); }
.av-category-icon.technology { background: var(--av-technology); }
.av-category-icon.reviews { background: var(--av-reviews); }
.av-category-icon.cost { background: var(--av-cost); }

.av-category-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: var(--av-space-xs);
}

.av-category-info p {
    font-size: 0.9375rem;
    color: var(--av-gray-600);
}

.av-category-arrow {
    margin-left: auto;
    width: 40px;
    height: 40px;
    border-radius: var(--av-radius-full);
    background: var(--av-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--av-gray-500);
    transition: var(--av-transition-fast);
    flex-shrink: 0;
}

.av-category-card:hover .av-category-arrow {
    background: var(--av-primary);
    color: var(--av-white);
    transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   6. Article Sections with Different Layouts
   -------------------------------------------------------------------------- */
.av-articles-section {
    padding: var(--av-space-4xl) 0;
}

.av-articles-section:nth-child(even) {
    background: var(--av-gray-100);
}

.av-category-title-bar {
    display: flex;
    align-items: center;
    gap: var(--av-space-md);
    margin-bottom: var(--av-space-2xl);
}

.av-category-badge {
    width: 48px;
    height: 48px;
    border-radius: var(--av-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--av-white);
}

.av-category-title-bar h2 {
    font-family: var(--av-font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--av-black);
}

/* Layout 1: Grid Layout (Electric Vehicles) */
.av-grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: var(--av-space-xl);
}

.av-article-card {
    background: var(--av-white);
    border-radius: var(--av-radius-xl);
    overflow: hidden;
    box-shadow: var(--av-shadow-sm);
    transition: var(--av-transition-normal);
}

.av-article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--av-shadow-xl);
}

.av-article-thumb {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.av-article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--av-transition-slow);
}

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

.av-article-tag {
    position: absolute;
    top: var(--av-space-md);
    left: var(--av-space-md);
    padding: var(--av-space-xs) var(--av-space-md);
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(10px);
    color: var(--av-white);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--av-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.av-article-body {
    padding: var(--av-space-xl);
}

.av-article-body h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--av-black);
    line-height: 1.4;
    margin-bottom: var(--av-space-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.av-article-body p {
    font-size: 0.9375rem;
    color: var(--av-gray-600);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--av-space-lg);
}

.av-article-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--av-space-md);
    border-top: 1px solid var(--av-gray-200);
    font-size: 0.8125rem;
    color: var(--av-gray-500);
}

.av-article-author {
    display: flex;
    align-items: center;
    gap: var(--av-space-sm);
}

/* Layout 2: Horizontal Scroll (Maintenance) */
.av-scroll-layout {
    display: flex;
    gap: var(--av-space-lg);
    overflow-x: auto;
    overflow-y: visible;
    scroll-snap-type: x mandatory;
    padding: var(--av-space-md) var(--av-space-xl);
    margin: 0 calc(var(--av-space-xl) * -1);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--av-gray-300) transparent;
    cursor: grab;
}

.av-scroll-layout:active {
    cursor: grabbing;
}

.av-scroll-layout::-webkit-scrollbar {
    height: 8px;
}

.av-scroll-layout::-webkit-scrollbar-track {
    background: transparent;
}

.av-scroll-layout::-webkit-scrollbar-thumb {
    background: var(--av-gray-300);
    border-radius: 4px;
}

.av-scroll-layout::-webkit-scrollbar-thumb:hover {
    background: var(--av-gray-400);
}

.av-scroll-card {
    flex: 0 0 340px;
    scroll-snap-align: start;
    background: var(--av-white);
    border-radius: var(--av-radius-xl);
    overflow: hidden;
    box-shadow: var(--av-shadow-md);
    transition: var(--av-transition-normal);
}

.av-scroll-card:hover {
    transform: scale(1.02);
    box-shadow: var(--av-shadow-xl);
}

/* Layout 3: Masonry Layout (Buying Guide) */
.av-masonry-layout {
    columns: 3;
    column-gap: var(--av-space-xl);
}

.av-masonry-item {
    break-inside: avoid;
    margin-bottom: var(--av-space-xl);
    background: var(--av-white);
    border-radius: var(--av-radius-xl);
    overflow: hidden;
    box-shadow: var(--av-shadow-sm);
    transition: var(--av-transition-normal);
}

.av-masonry-item:hover {
    box-shadow: var(--av-shadow-lg);
}

.av-masonry-item:nth-child(odd) .av-article-thumb {
    height: 280px;
}

.av-masonry-item:nth-child(even) .av-article-thumb {
    height: 180px;
}

/* Layout 4: Alternating Layout (Technology) */
.av-alternate-layout {
    display: flex;
    flex-direction: column;
    gap: var(--av-space-3xl);
}

.av-alternate-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--av-space-3xl);
    align-items: center;
}

.av-alternate-card:nth-child(even) {
    direction: rtl;
}

.av-alternate-card:nth-child(even) > * {
    direction: ltr;
}

.av-alternate-image {
    border-radius: var(--av-radius-2xl);
    overflow: hidden;
    box-shadow: var(--av-shadow-xl);
}

.av-alternate-image img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: var(--av-transition-slow);
}

.av-alternate-card:hover .av-alternate-image img {
    transform: scale(1.03);
}

.av-alternate-content {
    padding: var(--av-space-xl) 0;
}

.av-alternate-content .av-article-tag {
    position: static;
    display: inline-block;
    margin-bottom: var(--av-space-md);
}

.av-alternate-content h3 {
    font-family: var(--av-font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--av-black);
    line-height: 1.3;
    margin-bottom: var(--av-space-lg);
}

.av-alternate-content p {
    font-size: 1.0625rem;
    color: var(--av-gray-600);
    line-height: 1.7;
    margin-bottom: var(--av-space-xl);
}

.av-read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--av-space-sm);
    color: var(--av-primary);
    font-weight: 600;
}

.av-read-more i {
    transition: var(--av-transition-fast);
}

.av-read-more:hover i {
    transform: translateX(4px);
}

/* Layout 5: Compact List (Reviews) */
.av-list-layout {
    display: flex;
    flex-direction: column;
    gap: var(--av-space-lg);
}

.av-list-card {
    display: flex;
    gap: var(--av-space-xl);
    padding: var(--av-space-lg);
    background: var(--av-white);
    border-radius: var(--av-radius-xl);
    box-shadow: var(--av-shadow-sm);
    transition: var(--av-transition-normal);
}

.av-list-card:hover {
    box-shadow: var(--av-shadow-md);
    transform: translateX(8px);
}

.av-list-thumb {
    flex: 0 0 200px;
    height: 140px;
    border-radius: var(--av-radius-lg);
    overflow: hidden;
}

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

.av-list-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.av-list-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: var(--av-space-sm);
}

.av-list-content p {
    font-size: 0.9375rem;
    color: var(--av-gray-600);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--av-space-md);
}

/* Layout 6: Featured + Grid (Cost) */
.av-featured-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--av-space-xl);
}

.av-featured-main {
    background: var(--av-white);
    border-radius: var(--av-radius-2xl);
    overflow: hidden;
    box-shadow: var(--av-shadow-lg);
}

.av-featured-main .av-article-thumb {
    height: 300px;
}

.av-featured-main .av-article-body h3 {
    font-size: 1.5rem;
}

.av-featured-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--av-space-lg);
}

.av-mini-card {
    display: flex;
    gap: var(--av-space-md);
    padding: var(--av-space-md);
    background: var(--av-white);
    border-radius: var(--av-radius-lg);
    box-shadow: var(--av-shadow-sm);
    transition: var(--av-transition-normal);
}

.av-mini-card:hover {
    box-shadow: var(--av-shadow-md);
}

.av-mini-thumb {
    width: 80px;
    height: 80px;
    border-radius: var(--av-radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

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

.av-mini-content h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--av-black);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--av-space-xs);
}

.av-mini-content span {
    font-size: 0.8125rem;
    color: var(--av-gray-500);
}

/* --------------------------------------------------------------------------
   7. Newsletter Section
   -------------------------------------------------------------------------- */
.av-newsletter {
    padding: var(--av-space-4xl) 0;
    background: var(--av-gradient-dark);
}

.av-newsletter-card {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--av-white);
}

.av-newsletter-icon {
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--av-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--av-space-xl);
}

.av-newsletter h2 {
    font-family: var(--av-font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--av-space-md);
}

.av-newsletter p {
    font-size: 1.125rem;
    color: var(--av-gray-300);
    margin-bottom: var(--av-space-2xl);
}

.av-newsletter-form {
    display: flex;
    gap: var(--av-space-md);
    max-width: 500px;
    margin: 0 auto;
}

.av-newsletter-form input {
    flex: 1;
    padding: var(--av-space-md) var(--av-space-xl);
    border: none;
    border-radius: var(--av-radius-full);
    font-size: 1rem;
    background: var(--av-white);
}

.av-newsletter-form input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,113,227,0.3);
}

/* --------------------------------------------------------------------------
   8. Footer
   -------------------------------------------------------------------------- */
.av-footer {
    background: var(--av-black);
    color: var(--av-white);
    padding: var(--av-space-4xl) 0 var(--av-space-xl);
}

.av-footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--av-space-3xl);
    margin-bottom: var(--av-space-3xl);
}

.av-footer-brand p {
    color: var(--av-gray-400);
    margin: var(--av-space-lg) 0;
    max-width: 300px;
}

.av-footer-social {
    display: flex;
    gap: var(--av-space-md);
}

.av-footer-social a {
    width: 44px;
    height: 44px;
    border-radius: var(--av-radius-full);
    background: var(--av-gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--av-white);
    transition: var(--av-transition-fast);
}

.av-footer-social a:hover {
    background: var(--av-primary);
    transform: translateY(-2px);
}

.av-footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--av-space-lg);
    color: var(--av-gray-400);
}

.av-footer-column ul {
    list-style: none;
}

.av-footer-column li {
    margin-bottom: var(--av-space-md);
}

.av-footer-column a {
    color: var(--av-gray-300);
    font-size: 0.9375rem;
}

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

.av-footer-bottom {
    padding-top: var(--av-space-xl);
    border-top: 1px solid var(--av-gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--av-gray-500);
}

.av-footer-links {
    display: flex;
    gap: var(--av-space-xl);
}

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

/* --------------------------------------------------------------------------
   9. Article Detail Page
   -------------------------------------------------------------------------- */
.av-article-page {
    padding-top: 120px;
    padding-bottom: var(--av-space-4xl);
}

.av-article-header {
    max-width: 800px;
    margin: 0 auto var(--av-space-3xl);
    text-align: center;
}

.av-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--av-space-sm);
    font-size: 0.875rem;
    color: var(--av-gray-500);
    margin-bottom: var(--av-space-xl);
}

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

.av-breadcrumb span {
    color: var(--av-gray-400);
}

.av-article-header h1 {
    font-family: var(--av-font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--av-black);
    margin-bottom: var(--av-space-xl);
}

.av-article-info {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--av-space-lg);
    color: var(--av-gray-600);
    font-size: 0.9375rem;
}

.av-article-info span {
    display: flex;
    align-items: center;
    gap: var(--av-space-sm);
}

.av-article-hero-image {
    max-width: 1000px;
    margin: 0 auto var(--av-space-3xl);
    border-radius: var(--av-radius-2xl);
    overflow: hidden;
    box-shadow: var(--av-shadow-xl);
}

.av-article-hero-image img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
}

.av-article-content {
    max-width: 720px;
    margin: 0 auto;
}

.av-article-content h2 {
    font-family: var(--av-font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--av-black);
    margin: var(--av-space-3xl) 0 var(--av-space-lg);
}

.av-article-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--av-black);
    margin: var(--av-space-2xl) 0 var(--av-space-md);
}

.av-article-content p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--av-gray-700);
    margin-bottom: var(--av-space-lg);
}

.av-article-content ul,
.av-article-content ol {
    margin-bottom: var(--av-space-lg);
    padding-left: var(--av-space-xl);
}

.av-article-content li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--av-gray-700);
    margin-bottom: var(--av-space-sm);
}

.av-article-content blockquote {
    border-left: 4px solid var(--av-primary);
    padding-left: var(--av-space-xl);
    margin: var(--av-space-2xl) 0;
    font-style: italic;
    color: var(--av-gray-600);
}

/* Table of Contents */
.av-toc {
    background: var(--av-gray-100);
    border-radius: var(--av-radius-xl);
    padding: var(--av-space-xl);
    margin-bottom: var(--av-space-3xl);
}

.av-toc h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: var(--av-space-md);
    display: flex;
    align-items: center;
    gap: var(--av-space-sm);
}

.av-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    columns: 2;
    column-gap: var(--av-space-xl);
}

.av-toc li {
    margin-bottom: var(--av-space-sm);
}

.av-toc a {
    color: var(--av-gray-600);
    font-size: 0.9375rem;
}

.av-toc a:hover {
    color: var(--av-primary);
}

/* Info Boxes */
.av-info-box {
    border-radius: var(--av-radius-xl);
    padding: var(--av-space-xl);
    margin: var(--av-space-2xl) 0;
}

.av-info-box.tip {
    background: linear-gradient(135deg, rgba(16,185,129,0.1) 0%, rgba(16,185,129,0.05) 100%);
    border-left: 4px solid var(--av-ev);
}

.av-info-box.warning {
    background: linear-gradient(135deg, rgba(239,68,68,0.1) 0%, rgba(239,68,68,0.05) 100%);
    border-left: 4px solid var(--av-reviews);
}

.av-info-box h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--av-space-sm);
    display: flex;
    align-items: center;
    gap: var(--av-space-sm);
}

.av-info-box.tip h5 { color: var(--av-ev); }
.av-info-box.warning h5 { color: var(--av-reviews); }

/* Related Articles */
.av-related {
    max-width: 1000px;
    margin: var(--av-space-4xl) auto 0;
    padding-top: var(--av-space-3xl);
    border-top: 1px solid var(--av-gray-200);
}

.av-related h3 {
    font-family: var(--av-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--av-black);
    margin-bottom: var(--av-space-2xl);
}

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

/* --------------------------------------------------------------------------
   10. Search Page
   -------------------------------------------------------------------------- */
.av-search-page {
    padding-top: 120px;
    min-height: 100vh;
}

.av-search-header {
    background: var(--av-gray-100);
    padding: var(--av-space-3xl) 0;
    text-align: center;
}

.av-search-header h1 {
    font-family: var(--av-font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--av-black);
    margin-bottom: var(--av-space-xl);
}

.av-search-box {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: var(--av-space-md);
}

.av-search-box input {
    flex: 1;
    padding: var(--av-space-md) var(--av-space-xl);
    border: 2px solid var(--av-gray-200);
    border-radius: var(--av-radius-full);
    font-size: 1rem;
    transition: var(--av-transition-fast);
}

.av-search-box input:focus {
    outline: none;
    border-color: var(--av-primary);
    box-shadow: 0 0 0 3px rgba(0,113,227,0.1);
}

.av-search-results {
    padding: var(--av-space-3xl) 0;
}

.av-search-count {
    font-size: 0.9375rem;
    color: var(--av-gray-600);
    margin-bottom: var(--av-space-2xl);
}

.av-no-results {
    text-align: center;
    padding: var(--av-space-4xl) 0;
    color: var(--av-gray-500);
}

/* --------------------------------------------------------------------------
   11. Utility Pages (About, Contact, Privacy, Terms)
   -------------------------------------------------------------------------- */
.av-page {
    padding-top: 120px;
    padding-bottom: var(--av-space-4xl);
}

.av-page-header {
    text-align: center;
    padding: var(--av-space-3xl) 0;
    background: var(--av-gray-100);
    margin-bottom: var(--av-space-3xl);
}

.av-page-header h1 {
    font-family: var(--av-font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--av-black);
    margin-bottom: var(--av-space-md);
}

.av-page-header p {
    font-size: 1.125rem;
    color: var(--av-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

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

.av-page-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--av-black);
    margin: var(--av-space-2xl) 0 var(--av-space-lg);
}

.av-page-content p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--av-gray-700);
    margin-bottom: var(--av-space-lg);
}

/* Contact Form */
.av-contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.av-form-group {
    margin-bottom: var(--av-space-lg);
}

.av-form-group label {
    display: block;
    font-weight: 500;
    color: var(--av-black);
    margin-bottom: var(--av-space-sm);
}

.av-form-group input,
.av-form-group textarea {
    width: 100%;
    padding: var(--av-space-md);
    border: 2px solid var(--av-gray-200);
    border-radius: var(--av-radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--av-transition-fast);
}

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

.av-form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* --------------------------------------------------------------------------
   12. Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .av-nav-menu {
        display: none;
    }
    
    .av-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        order: -1; /* Move to left */
    }
    
    .av-logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    
    .av-nav-actions {
        margin-left: auto;
    }
    
    .av-masonry-layout {
        columns: 2;
    }
    
    .av-alternate-card {
        grid-template-columns: 1fr;
        gap: var(--av-space-xl);
    }
    
    .av-alternate-card:nth-child(even) {
        direction: ltr;
    }
    
    .av-featured-layout {
        grid-template-columns: 1fr;
    }
    
    .av-footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--av-space-2xl);
    }
    
    .av-related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .av-header {
        background: rgba(255,255,255,0.95);
    }
    
    .av-hero-stats {
        gap: var(--av-space-xl);
    }
    
    .av-hero-stat-value {
        font-size: 2rem;
    }
    
    .av-category-grid {
        grid-template-columns: 1fr;
    }
    
    .av-grid-layout {
        grid-template-columns: 1fr;
    }
    
    .av-masonry-layout {
        columns: 1;
    }
    
    .av-list-card {
        flex-direction: column;
    }
    
    .av-list-thumb {
        flex: none;
        width: 100%;
        height: 200px;
    }
    
    .av-newsletter-form {
        flex-direction: column;
    }
    
    .av-footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .av-footer-brand p {
        margin: var(--av-space-lg) auto;
    }
    
    .av-footer-social {
        justify-content: center;
    }
    
    .av-footer-bottom {
        flex-direction: column;
        gap: var(--av-space-md);
        text-align: center;
    }
    
    .av-related-grid {
        grid-template-columns: 1fr;
    }
    
    .av-toc ul {
        columns: 1;
    }
    
    /* Fix scroll layout overflow */
    .av-scroll-layout {
        margin: 0;
        padding: var(--av-space-md) var(--av-space-md);
    }
    
    .av-scroll-card {
        flex: 0 0 280px;
    }
}

@media (max-width: 480px) {
    .av-nav {
        padding: 0 var(--av-space-md);
    }
    
    .av-logo {
        font-size: 1.25rem;
    }
    
    .av-logo-icon {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
    
    .av-menu-toggle {
        width: 40px;
        height: 40px;
    }
    
    .av-search-trigger {
        width: 40px;
        height: 40px;
    }
    
    .av-hero-content {
        padding: var(--av-space-lg);
    }
    
    .av-hero-title {
        font-size: 2rem;
    }
    
    .av-hero-cta {
        flex-direction: column;
    }
    
    .av-hero-cta .av-btn {
        width: 100%;
    }
    
    .av-hero-stats {
        flex-direction: column;
        gap: var(--av-space-lg);
    }
    
    .av-container {
        padding: 0 var(--av-space-md);
    }
    
    .av-mobile-menu {
        padding: var(--av-space-lg);
    }
    
    .av-mobile-nav-link {
        font-size: 1.25rem;
    }
    
    /* Additional mobile overflow fixes */
    .av-scroll-card {
        flex: 0 0 260px;
    }
    
    .av-alternate-card {
        grid-template-columns: 1fr;
        gap: var(--av-space-xl);
    }
    
    .av-alternate-card:nth-child(even) {
        direction: ltr;
    }
    
    .av-featured-layout {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   13. Animations & Transitions
   -------------------------------------------------------------------------- */
.av-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.av-slide-up {
    animation: slideUp 0.6s ease forwards;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Intersection Observer Animations */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animations */
[data-animate-delay="1"] { transition-delay: 0.1s; }
[data-animate-delay="2"] { transition-delay: 0.2s; }
[data-animate-delay="3"] { transition-delay: 0.3s; }
[data-animate-delay="4"] { transition-delay: 0.4s; }
[data-animate-delay="5"] { transition-delay: 0.5s; }

/* Hover Effects */
.av-hover-lift {
    transition: transform var(--av-transition-normal), box-shadow var(--av-transition-normal);
}

.av-hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--av-shadow-xl);
}

/* Loading State */
.av-skeleton {
    background: linear-gradient(90deg, var(--av-gray-200) 25%, var(--av-gray-100) 50%, var(--av-gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton 1.5s infinite;
    border-radius: var(--av-radius-md);
}

@keyframes skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ==========================================================================
   14. Article Detail Page Styles (Alternative Class Names)
   ========================================================================== */

/* Navbar for Article Pages */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.08);
    transition: var(--av-transition-normal);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--av-black);
    text-decoration: none;
}

.nav-logo i {
    color: var(--av-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--av-gray-600);
    text-decoration: none;
    transition: var(--av-transition-fast);
}

.nav-links a:hover {
    color: var(--av-black);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-search {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--av-gray-600);
    border-radius: 50%;
    transition: var(--av-transition-fast);
}

.nav-search:hover {
    background: var(--av-gray-100);
    color: var(--av-black);
}

.nav-menu-btn {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    color: var(--av-black);
    font-size: 1.25rem;
    cursor: pointer;
}

/* Article Hero Section */
.article-page {
    padding-top: 72px;
}

.article-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.article-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.article-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.3) 50%, rgba(0,0,0,0.1) 100%);
}

.article-hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
    color: var(--av-white);
}

.article-category-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--av-primary);
    color: var(--av-white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.article-hero-content h1 {
    font-family: var(--av-font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.article-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--av-gray-300);
    margin-bottom: 2rem;
}

.article-meta-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.author-block {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255,255,255,0.3);
}

.author-details {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    font-size: 1rem;
}

.author-title {
    font-size: 0.875rem;
    color: var(--av-gray-400);
}

.article-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.9375rem;
    color: var(--av-gray-300);
}

.article-stats span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Article Container & Sidebar */
.article-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.article-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-toc {
    background: var(--av-gray-100);
    border-radius: 16px;
    padding: 1.5rem;
}

.sidebar-toc h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--av-gray-500);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-list li {
    margin-bottom: 0.5rem;
}

.toc-list a {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.9375rem;
    color: var(--av-gray-600);
    text-decoration: none;
    border-radius: 8px;
    transition: var(--av-transition-fast);
}

.toc-list a:hover,
.toc-list a.active {
    background: var(--av-white);
    color: var(--av-primary);
}

/* Article Content */
.article-content {
    max-width: 760px;
}

.article-content section {
    margin-bottom: 3rem;
}

.article-content h2 {
    font-family: var(--av-font-display);
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--av-black);
    margin-bottom: 1.5rem;
    padding-top: 1rem;
}

.article-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--av-black);
    margin: 2rem 0 1rem;
}

.article-content p {
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--av-gray-700);
    margin-bottom: 1.5rem;
}

.article-content ul,
.article-content ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.article-content li {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--av-gray-700);
    margin-bottom: 0.75rem;
}

.article-content blockquote {
    border-left: 4px solid var(--av-primary);
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    background: var(--av-gray-100);
    border-radius: 0 12px 12px 0;
    font-style: italic;
    color: var(--av-gray-600);
}

/* Info Boxes */
.info-box {
    padding: 1.5rem;
    border-radius: 16px;
    margin: 2rem 0;
}

.info-box.tip {
    background: linear-gradient(135deg, rgba(16,185,129,0.1) 0%, rgba(16,185,129,0.05) 100%);
    border-left: 4px solid var(--av-ev);
}

.info-box.warning {
    background: linear-gradient(135deg, rgba(239,68,68,0.1) 0%, rgba(239,68,68,0.05) 100%);
    border-left: 4px solid var(--av-reviews);
}

.info-box.highlight {
    background: linear-gradient(135deg, rgba(99,102,241,0.1) 0%, rgba(99,102,241,0.05) 100%);
    border-left: 4px solid var(--av-buying);
}

.info-box h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-box.tip h5 { color: var(--av-ev); }
.info-box.warning h5 { color: var(--av-reviews); }
.info-box.highlight h5 { color: var(--av-buying); }

.info-box p {
    margin: 0;
    font-size: 0.9375rem;
}

.info-box ul {
    margin: 0.5rem 0 0 0;
    padding-left: 1.25rem;
}

.info-box li {
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.stat-card {
    background: var(--av-gray-100);
    padding: 1.5rem;
    border-radius: 16px;
    text-align: center;
}

.stat-card .stat-value {
    font-family: var(--av-font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--av-primary);
    display: block;
}

.stat-card .stat-label {
    font-size: 0.875rem;
    color: var(--av-gray-600);
    margin-top: 0.25rem;
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.9375rem;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--av-gray-200);
}

.comparison-table th {
    background: var(--av-gray-100);
    font-weight: 600;
    color: var(--av-black);
}

.comparison-table tr:hover {
    background: var(--av-gray-100);
}

/* Image Gallery */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.image-gallery img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

.image-gallery.single img {
    grid-column: 1 / -1;
    height: 400px;
}

/* Pros Cons */
.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

.pros, .cons {
    padding: 1.5rem;
    border-radius: 16px;
}

.pros {
    background: linear-gradient(135deg, rgba(16,185,129,0.1) 0%, rgba(16,185,129,0.05) 100%);
}

.cons {
    background: linear-gradient(135deg, rgba(239,68,68,0.1) 0%, rgba(239,68,68,0.05) 100%);
}

.pros h4, .cons h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pros h4 { color: var(--av-ev); }
.cons h4 { color: var(--av-reviews); }

.pros ul, .cons ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros li, .cons li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9375rem;
}

.pros li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--av-ev);
}

.cons li::before {
    content: '\f00d';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--av-reviews);
}

/* Expert Quote */
.expert-quote {
    background: var(--av-gradient-dark);
    color: var(--av-white);
    padding: 2rem;
    border-radius: 20px;
    margin: 2rem 0;
    position: relative;
}

.expert-quote::before {
    content: '"';
    font-size: 5rem;
    position: absolute;
    top: -10px;
    left: 20px;
    opacity: 0.2;
    font-family: Georgia, serif;
}

.expert-quote p {
    font-size: 1.125rem;
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--av-white);
}

.expert-quote .quote-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.expert-quote .quote-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.expert-quote .quote-author-info {
    display: flex;
    flex-direction: column;
}

.expert-quote .quote-author-name {
    font-weight: 600;
    font-style: normal;
}

.expert-quote .quote-author-title {
    font-size: 0.875rem;
    color: var(--av-gray-400);
    font-style: normal;
}

/* Key Takeaways */
.key-takeaways {
    background: var(--av-gray-100);
    padding: 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.key-takeaways h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--av-black);
}

.key-takeaways ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.key-takeaways li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1rem;
    border-bottom: 1px solid var(--av-gray-200);
}

.key-takeaways li:last-child {
    border-bottom: none;
}

.key-takeaways li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--av-primary);
}

/* Related Articles */
.related-articles {
    background: var(--av-gray-100);
    padding: 4rem 2rem;
    margin-top: 4rem;
}

.related-articles h3 {
    font-family: var(--av-font-display);
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--av-black);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.related-card {
    background: var(--av-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--av-shadow-sm);
    transition: var(--av-transition-normal);
    text-decoration: none;
}

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

.related-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.related-card-content {
    padding: 1.5rem;
}

.related-card h4 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.related-card span {
    font-size: 0.875rem;
    color: var(--av-gray-500);
}

/* Site Footer */
.site-footer {
    background: var(--av-black);
    color: var(--av-white);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3rem;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--av-white);
    text-decoration: none;
    margin-bottom: 1rem;
}

.footer-brand .footer-logo i {
    color: var(--av-primary);
}

.footer-brand p {
    color: var(--av-gray-400);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--av-gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--av-white);
    transition: var(--av-transition-fast);
}

.footer-social a:hover {
    background: var(--av-primary);
}

.footer-column h5 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--av-gray-400);
    margin-bottom: 1.5rem;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--av-gray-300);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: var(--av-transition-fast);
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid var(--av-gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--av-gray-500);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--av-gray-500);
    text-decoration: none;
}

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

/* Article Page Responsive */
@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }
    
    .nav-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .article-container {
        grid-template-columns: 1fr;
        padding: 2rem 1.5rem;
    }
    
    .article-sidebar {
        display: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .article-hero {
        min-height: 60vh;
    }
    
    .article-hero-content {
        padding: 2rem 1.5rem;
    }
    
    .article-meta-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    /* Fix article content overflow */
    .article-content {
        padding: var(--av-space-2xl) var(--av-space-lg);
    }
    
    .lead-paragraph {
        font-size: 1.125rem;
    }
    
    /* Ensure images and all content don't overflow */
    .article-content img,
    .article-content video,
    .article-content figure {
        max-width: 100%;
        height: auto;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
    }
    
    .image-gallery {
        grid-template-columns: 1fr;
    }
    
    .image-gallery img {
        height: 250px;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* ==========================================================================
   15. Article Detail Page - Alternative Structure Styles
   ========================================================================== */

/* Hero with direct image */
.article-hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.article-hero .article-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.2) 100%);
    z-index: 1;
}

/* Article Meta Top */
.article-meta-top {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.article-category-tag.ev { background: var(--av-ev); }
.article-category-tag.maintenance { background: var(--av-maintenance); }
.article-category-tag.buying { background: var(--av-buying); }
.article-category-tag.technology { background: var(--av-technology); }
.article-category-tag.reviews { background: var(--av-reviews); }
.article-category-tag.cost { background: var(--av-cost); }

.article-read-time {
    font-size: 0.875rem;
    color: var(--av-gray-300);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-title {
    font-family: var(--av-font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--av-white);
}

/* Article Meta Bottom */
.article-meta-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.article-date {
    font-size: 0.875rem;
    color: var(--av-gray-400);
}

/* Share Buttons */
.article-share {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.share-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255,255,255,0.15);
    color: var(--av-white);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--av-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-btn:hover {
    background: var(--av-primary);
    transform: scale(1.1);
}

/* Sidebar Sticky */
.sidebar-sticky {
    position: sticky;
    top: 100px;
}

/* Table of Contents */
.table-of-contents {
    background: var(--av-gray-100);
    border-radius: 16px;
    padding: 1.5rem;
}

.table-of-contents h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--av-gray-200);
}

.table-of-contents ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.table-of-contents li {
    margin-bottom: 0.25rem;
}

.table-of-contents a {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.9375rem;
    color: var(--av-gray-600);
    text-decoration: none;
    border-radius: 8px;
    transition: var(--av-transition-fast);
}

.table-of-contents a:hover,
.table-of-contents a.active {
    background: var(--av-white);
    color: var(--av-primary);
}

/* Lead Paragraph */
.lead-paragraph {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--av-gray-700);
    margin-bottom: 2rem;
    font-weight: 400;
}

/* Info Box Variations */
.info-box-blue {
    background: linear-gradient(135deg, rgba(0,113,227,0.1) 0%, rgba(0,113,227,0.05) 100%);
    border-left: 4px solid var(--av-primary);
    padding: 1.5rem;
    border-radius: 0 16px 16px 0;
    margin: 2rem 0;
}

.info-box-green {
    background: linear-gradient(135deg, rgba(16,185,129,0.1) 0%, rgba(16,185,129,0.05) 100%);
    border-left: 4px solid var(--av-ev);
    padding: 1.5rem;
    border-radius: 0 16px 16px 0;
    margin: 2rem 0;
}

.info-box-yellow {
    background: linear-gradient(135deg, rgba(245,158,11,0.1) 0%, rgba(245,158,11,0.05) 100%);
    border-left: 4px solid var(--av-maintenance);
    padding: 1.5rem;
    border-radius: 0 16px 16px 0;
    margin: 2rem 0;
}

.info-box-red {
    background: linear-gradient(135deg, rgba(239,68,68,0.1) 0%, rgba(239,68,68,0.05) 100%);
    border-left: 4px solid var(--av-reviews);
    padding: 1.5rem;
    border-radius: 0 16px 16px 0;
    margin: 2rem 0;
}

.info-box-purple {
    background: linear-gradient(135deg, rgba(139,92,246,0.1) 0%, rgba(139,92,246,0.05) 100%);
    border-left: 4px solid var(--av-cost);
    padding: 1.5rem;
    border-radius: 0 16px 16px 0;
    margin: 2rem 0;
}

.info-box-blue h4,
.info-box-green h4,
.info-box-yellow h4,
.info-box-red h4,
.info-box-purple h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-box-blue h4 { color: var(--av-primary); }
.info-box-green h4 { color: var(--av-ev); }
.info-box-yellow h4 { color: var(--av-maintenance); }
.info-box-red h4 { color: var(--av-reviews); }
.info-box-purple h4 { color: var(--av-cost); }

.info-box-blue ul,
.info-box-green ul,
.info-box-yellow ul,
.info-box-red ul,
.info-box-purple ul {
    margin: 0;
    padding-left: 1.25rem;
}

.info-box-blue li,
.info-box-green li,
.info-box-yellow li,
.info-box-red li,
.info-box-purple li {
    font-size: 0.9375rem;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Data Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.9375rem;
    background: var(--av-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--av-shadow-sm);
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--av-gray-200);
}

.data-table th {
    background: var(--av-gray-100);
    font-weight: 600;
    color: var(--av-black);
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: var(--av-gray-100);
}

/* Tip Card */
.tip-card {
    background: var(--av-gray-100);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.tip-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tip-card h4 i {
    color: var(--av-primary);
}

.tip-card p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--av-gray-700);
}

/* Quote Box */
.quote-box {
    background: var(--av-gradient-dark);
    color: var(--av-white);
    padding: 2rem;
    border-radius: 20px;
    margin: 2rem 0;
    position: relative;
}

.quote-box::before {
    content: '"';
    font-size: 5rem;
    position: absolute;
    top: -10px;
    left: 20px;
    opacity: 0.2;
    font-family: Georgia, serif;
}

.quote-box p {
    font-size: 1.125rem;
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--av-white);
}

.quote-box .quote-source {
    font-size: 0.9375rem;
    color: var(--av-gray-400);
    font-style: normal;
}

/* Checklist */
.checklist {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.checklist li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1rem;
    border-bottom: 1px solid var(--av-gray-200);
}

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

.checklist li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--av-ev);
}

/* Warning Box */
.warning-box {
    background: linear-gradient(135deg, rgba(239,68,68,0.1) 0%, rgba(239,68,68,0.05) 100%);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.warning-box h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-reviews);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.warning-box p {
    margin: 0;
    font-size: 0.9375rem;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature-item {
    background: var(--av-gray-100);
    padding: 1.5rem;
    border-radius: 16px;
    text-align: center;
}

.feature-item i {
    font-size: 2rem;
    color: var(--av-primary);
    margin-bottom: 1rem;
}

.feature-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--av-black);
}

.feature-item p {
    font-size: 0.875rem;
    color: var(--av-gray-600);
    margin: 0;
}

/* Number Stats */
.number-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.number-stat {
    text-align: center;
    padding: 1.5rem 1rem;
    background: var(--av-gray-100);
    border-radius: 16px;
}

.number-stat .number {
    font-family: var(--av-font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--av-primary);
    line-height: 1;
}

.number-stat .label {
    font-size: 0.875rem;
    color: var(--av-gray-600);
    margin-top: 0.5rem;
}

/* Image with Caption */
.image-with-caption {
    margin: 2rem 0;
}

.image-with-caption img {
    width: 100%;
    border-radius: 16px;
    margin-bottom: 0.75rem;
}

.image-with-caption figcaption {
    font-size: 0.875rem;
    color: var(--av-gray-500);
    text-align: center;
    font-style: italic;
}

/* Comparison Cards */
.comparison-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.comparison-card {
    background: var(--av-white);
    border: 1px solid var(--av-gray-200);
    border-radius: 16px;
    padding: 1.5rem;
}

.comparison-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--av-primary);
}

.comparison-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comparison-card li {
    padding: 0.5rem 0;
    font-size: 0.9375rem;
    color: var(--av-gray-700);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.comparison-card li i {
    color: var(--av-primary);
    font-size: 0.75rem;
}

/* Step List */
.step-list {
    counter-reset: step;
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.step-list li {
    counter-increment: step;
    padding: 1.5rem;
    padding-left: 4rem;
    position: relative;
    background: var(--av-gray-100);
    border-radius: 16px;
    margin-bottom: 1rem;
}

.step-list li::before {
    content: counter(step);
    position: absolute;
    left: 1.5rem;
    top: 1.5rem;
    width: 32px;
    height: 32px;
    background: var(--av-primary);
    color: var(--av-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.step-list li h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 0.5rem;
}

.step-list li p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--av-gray-700);
}

/* Nav Toggle for Mobile */
.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--av-black);
    transition: var(--av-transition-fast);
}

/* Responsive for Alternative Article Styles */
@media (max-width: 1024px) {
    .nav-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .article-meta-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-cards {
        grid-template-columns: 1fr;
    }
    
    .number-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================================================
   16. KIA EV9 Template Styles (Standard Article Template)
   ========================================================================== */

/* Article Hero Background */
.article-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.article-hero-bg .article-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.2) 100%);
}

/* Article Stats Header */
.article-stats-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.9375rem;
    color: var(--av-gray-300);
}

.article-stats-header span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Article Intro */
.article-intro {
    margin-bottom: 3rem;
}

/* Article Section */
.article-section {
    margin-bottom: 3rem;
}

/* Spec Card */
.spec-card {
    background: var(--av-gray-100);
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
}

.spec-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--av-gray-200);
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

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

.spec-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--av-gray-500);
    margin-bottom: 0.5rem;
}

.spec-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--av-black);
}

/* Expert Quote (blockquote style) */
blockquote.expert-quote {
    background: var(--av-gray-100);
    border-left: 4px solid var(--av-primary);
    border-radius: 0 16px 16px 0;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}

blockquote.expert-quote p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--av-gray-700);
    margin-bottom: 0.75rem;
}

blockquote.expert-quote cite {
    font-size: 0.875rem;
    color: var(--av-gray-500);
    font-style: normal;
}

/* Comparison Table in Article */
.comparison-table {
    overflow-x: auto;
    margin: 2rem 0;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--av-gray-200);
}

.comparison-table th {
    background: var(--av-gray-100);
    font-weight: 600;
    color: var(--av-black);
}

.comparison-table tbody tr:hover {
    background: var(--av-gray-100);
}

.comparison-table .highlight-green {
    color: var(--av-ev);
    font-weight: 600;
}

.comparison-table .highlight-red {
    color: var(--av-reviews);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.stats-grid.four-col {
    grid-template-columns: repeat(4, 1fr);
}

.stat-card {
    background: var(--av-gray-100);
    padding: 1.5rem;
    border-radius: 16px;
    text-align: center;
}

.stat-card .stat-value {
    font-family: var(--av-font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--av-primary);
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--av-black);
    margin-top: 0.5rem;
}

.stat-card .stat-note {
    font-size: 0.75rem;
    color: var(--av-gray-500);
    margin-top: 0.25rem;
}

/* Info Box */
.info-box {
    background: var(--av-gray-100);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.info-box h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-black);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-box h4 i {
    color: var(--av-primary);
}

.info-box ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
}

.info-box li {
    padding: 0.5rem 0;
    font-size: 0.9375rem;
    border-bottom: 1px solid var(--av-gray-200);
}

.info-box li:last-child {
    border-bottom: none;
}

.info-box p {
    font-size: 0.9375rem;
    color: var(--av-gray-600);
    margin: 0;
}

/* Efficiency Data */
.efficiency-data {
    background: var(--av-gray-100);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
}

.efficiency-data .data-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--av-gray-200);
}

.efficiency-data .data-item:last-child {
    border-bottom: none;
}

.efficiency-data .label {
    color: var(--av-gray-600);
}

.efficiency-data .value {
    font-weight: 600;
    color: var(--av-black);
}

/* Verdict Summary */
.verdict-summary {
    text-align: center;
    margin: 2rem 0;
}

.verdict-score {
    display: inline-flex;
    align-items: baseline;
    gap: 0.25rem;
    background: var(--av-gradient-hero);
    color: var(--av-white);
    padding: 1.5rem 2.5rem;
    border-radius: 20px;
}

.verdict-score .score-number {
    font-family: var(--av-font-display);
    font-size: 3rem;
    font-weight: 700;
}

.verdict-score .score-label {
    font-size: 1.5rem;
    opacity: 0.8;
}

/* Final Recommendation */
.final-recommendation {
    background: var(--av-gradient-dark);
    color: var(--av-white);
    padding: 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.final-recommendation h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--av-white);
}

.final-recommendation p {
    color: var(--av-gray-300);
    margin: 0;
    line-height: 1.7;
}

/* Article Tags */
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 2rem 0;
    border-top: 1px solid var(--av-gray-200);
    margin-top: 2rem;
}

.article-tags .tag {
    background: var(--av-gray-100);
    color: var(--av-gray-600);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--av-transition-fast);
}

.article-tags .tag:hover {
    background: var(--av-primary);
    color: var(--av-white);
}

/* Article Navigation */
.article-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding: 2rem 0;
    border-top: 1px solid var(--av-gray-200);
}

.article-nav a {
    display: block;
    padding: 1.5rem;
    background: var(--av-gray-100);
    border-radius: 16px;
    text-decoration: none;
    transition: var(--av-transition-normal);
}

.article-nav a:hover {
    background: var(--av-gray-200);
    transform: translateY(-2px);
}

.article-nav-prev {
    text-align: left;
}

.article-nav-next {
    text-align: right;
}

.article-nav .nav-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--av-gray-500);
    margin-bottom: 0.5rem;
}

.article-nav .nav-title {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-black);
}

/* Related Articles */
.related-articles {
    background: var(--av-gray-100);
    padding: 4rem 2rem;
}

.related-articles .container {
    max-width: 1200px;
    margin: 0 auto;
}

.related-articles h3 {
    font-family: var(--av-font-display);
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--av-black);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.related-card {
    background: var(--av-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--av-shadow-sm);
    text-decoration: none;
    transition: var(--av-transition-normal);
}

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

.related-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.related-card .related-content {
    padding: 1.5rem;
}

.related-card .related-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--av-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.related-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--av-black);
    line-height: 1.4;
    margin: 0;
}

/* Site Footer */
.site-footer {
    background: var(--av-black);
    color: var(--av-white);
    padding: 4rem 2rem 2rem;
}

.site-footer .footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.site-footer .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.site-footer .footer-brand {
    max-width: 300px;
}

.site-footer .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--av-white);
    text-decoration: none;
    margin-bottom: 1rem;
}

.site-footer .footer-logo i {
    color: var(--av-primary);
}

.site-footer .footer-brand p {
    color: var(--av-gray-400);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.site-footer .footer-links h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--av-gray-400);
    margin-bottom: 1.5rem;
}

.site-footer .footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer .footer-links li {
    margin-bottom: 0.75rem;
}

.site-footer .footer-links a {
    color: var(--av-gray-300);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: var(--av-transition-fast);
}

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

.site-footer .footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--av-gray-800);
    text-align: center;
    font-size: 0.875rem;
    color: var(--av-gray-500);
}

/* Template Responsive */
@media (max-width: 1024px) {
    .stats-grid.four-col {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .site-footer .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .stats-grid.four-col {
        grid-template-columns: 1fr 1fr;
    }
    
    .article-nav {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .site-footer .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}