/* ========================================
   TetőTrend - Energikus Modern Design
   ======================================== */

:root {
    /* Color Palette - Energetic & Modern */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-card: #1f1f1f;
    --bg-card-hover: #252525;
    --bg-light: #f5f5f5;
    
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    --text-dark: #1a1a1a;
    
    /* Energetic Orange Palette */
    --accent-primary: #ff6b35;
    --accent-secondary: #ff8c42;
    --accent-light: #ffb347;
    --accent-dark: #e55a2b;
    
    /* Supporting Colors */
    --steel: #4a5568;
    --slate: #2d3748;
    --success: #48bb78;
    --warning: #ecc94b;
    --danger: #f56565;
    
    --gradient-hero: linear-gradient(135deg, #ff6b35 0%, #ff8c42 50%, #ffb347 100%);
    --gradient-dark: linear-gradient(180deg, #0f0f0f 0%, #1a1a1a 100%);
    --gradient-card: linear-gradient(145deg, #1f1f1f 0%, #2a2a2a 100%);
    --gradient-orange-dark: linear-gradient(135deg, #ff6b35 0%, #e55a2b 100%);
    
    --border-color: rgba(255,255,255,0.08);
    --border-light: rgba(255,255,255,0.12);
    
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --shadow-orange: 0 10px 40px rgba(255, 107, 53, 0.3);
    --shadow-glow: 0 0 30px rgba(255, 107, 53, 0.4);
    
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 40px;
    
    --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Dynamic Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 0%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(255, 140, 66, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(255, 107, 53, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 32px;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* ========================================
   Header - Slim & Modern
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 1.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-hero);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.logo-text {
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.logo-accent {
    color: var(--accent-primary);
}

.nav {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-secondary);
    padding: 6px;
    border-radius: 50px;
}

.nav-link {
    padding: 10px 20px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-radius: 50px;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link.active {
    color: var(--text-dark);
    background: var(--gradient-hero);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.cta-btn {
    padding: 12px 24px;
    background: var(--gradient-hero);
    color: var(--text-dark);
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 50px;
    transition: var(--transition);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-orange);
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
}

.menu-btn span {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========================================
   Hero Section - Full Width Immersive
   ======================================== */
.hero {
    padding: 140px 0 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(255, 107, 53, 0.2) 0%, transparent 60%);
    pointer-events: none;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 107, 53, 0.15);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 50px;
    color: var(--accent-primary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

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

.hero-desc {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.btn-primary {
    padding: 18px 36px;
    background: var(--gradient-hero);
    color: var(--text-dark);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-orange);
}

.btn-secondary {
    padding: 18px 36px;
    background: transparent;
    border: 2px solid var(--border-light);
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

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

.hero-stats {
    display: flex;
    gap: 48px;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.hero-visual {
    position: relative;
}

.hero-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    align-items: start;
}

.hero-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    min-height: 180px;
    display: flex;
    flex-direction: column;
}

.hero-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-orange);
}

.hero-card-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 107, 53, 0.15);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.hero-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.hero-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ========================================
   Services Section - Horizontal Scroll
   ======================================== */
.services {
    padding: 100px 0;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 107, 53, 0.15);
    color: var(--accent-primary);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-hero);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: transparent;
    box-shadow: var(--shadow-md);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 107, 53, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-hero);
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-primary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.service-link:hover {
    gap: 12px;
}

/* ========================================
   Articles Section - Magazine Layout
   ======================================== */
.main {
    padding: 100px 0;
}

.main-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
}

.articles-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.articles-title {
    font-size: 2rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-pills {
    display: flex;
    gap: 8px;
    background: var(--bg-secondary);
    padding: 6px;
    border-radius: 50px;
}

.filter-pill {
    padding: 10px 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-pill:hover {
    color: var(--text-primary);
}

.filter-pill.active {
    background: var(--gradient-hero);
    color: var(--text-dark);
}

/* Featured Article */
.featured-article {
    margin-bottom: 40px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
    height: 450px;
}

.featured-article .article-link {
    display: block;
    height: 100%;
    position: relative;
}

.featured-article .article-image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.7s ease;
}

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

.featured-article .article-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.9) 100%);
}

.featured-article .article-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
    z-index: 2;
}

.category-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--accent-primary);
    color: var(--text-dark);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 16px;
}

/* Category specific colors */
.tag-cserep { background: #e17055; }
.tag-palafedes { background: #636e72; }
.tag-femlemez { background: #74b9ff; color: var(--text-dark); }
.tag-zsindely { background: #2d3436; color: white; }
.tag-szigeteles { background: #00b894; }
.tag-felujitas { background: var(--accent-primary); }
.tag-karbantartas { background: #fdcb6e; color: var(--text-dark); }
.tag-tanacs { background: var(--gradient-hero); }
.tag-arak { background: #d63031; }
.tag-szerkezet { background: #6c5ce7; }

.featured-article .article-title {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    color: white;
}

.featured-article .article-excerpt {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 20px;
    max-width: 600px;
}

.article-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

/* Article Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.article-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-orange);
}

.article-card .article-link {
    display: block;
}

.article-card .article-image {
    height: 180px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.article-card .article-content {
    padding: 24px;
}

.article-card .category-tag {
    font-size: 0.7rem;
    padding: 6px 12px;
    margin-bottom: 12px;
}

.article-card .article-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--text-primary);
    transition: color var(--transition);
}

.article-card:hover .article-title {
    color: var(--accent-primary);
}

.article-card .article-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card .article-meta {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.article-meta .author-name {
    color: var(--accent-primary);
    font-weight: 600;
}

.load-more {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 18px 36px;
    background: transparent;
    border: 2px solid var(--border-light);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.load-more:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   Sidebar - Sticky Cards
   ======================================== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
}

.sidebar-widget:hover {
    border-color: var(--border-light);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.widget-icon {
    font-size: 1.2rem;
}

/* Popular List */
.popular-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.popular-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 12px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.popular-item:hover {
    background: var(--bg-card-hover);
}

.popular-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    color: var(--text-dark);
    font-weight: 800;
    font-size: 0.9rem;
    border-radius: 10px;
}

.popular-content h4 {
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 4px;
    color: var(--text-primary);
    transition: color var(--transition);
}

.popular-item:hover .popular-content h4 {
    color: var(--accent-primary);
}

.popular-views {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Calculator Widget */
.calculator-widget {
    background: linear-gradient(145deg, #1f1f1f, #2a2a2a);
    border: 2px solid rgba(255, 107, 53, 0.2);
}

.calculator-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.calc-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.calc-input-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.calc-input-group input,
.calc-input-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.calc-input-group input:focus,
.calc-input-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
}

.calc-input-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ff6b35' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.calc-btn {
    width: 100%;
    padding: 16px 24px;
    background: var(--gradient-hero);
    border: none;
    border-radius: 50px;
    color: var(--text-dark);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 8px;
}

.calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-orange);
}

.calc-result {
    margin-top: 20px;
    padding: 20px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 2px solid var(--success);
    text-align: center;
    animation: slideUp 0.4s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.result-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-primary);
    line-height: 1.1;
}

.result-unit {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.result-details {
    padding-top: 16px;
    margin-top: 16px;
    border-top: 1px dashed var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.result-detail {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.detail-label {
    color: var(--text-muted);
}

.detail-value {
    font-weight: 700;
    color: var(--text-primary);
}

/* Newsletter Widget */
.newsletter-widget {
    background: var(--gradient-hero);
    border: none;
    text-align: center;
}

.newsletter-widget .widget-title {
    color: var(--text-dark);
    justify-content: center;
}

.newsletter-icon {
    font-size: 3rem;
    margin-bottom: 8px;
}

.newsletter-text {
    font-size: 0.95rem;
    color: rgba(0,0,0,0.7);
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.newsletter-input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255,255,255,0.95);
    border: none;
    border-radius: 50px;
    color: var(--text-dark);
    font-family: inherit;
    font-size: 1rem;
}

.newsletter-input::placeholder {
    color: var(--text-muted);
}

.newsletter-btn {
    width: 100%;
    padding: 16px 24px;
    background: var(--text-dark);
    border: none;
    border-radius: 50px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-btn:hover {
    background: var(--bg-primary);
    transform: translateY(-2px);
}

/* CTA Widget */
.cta-widget {
    background: linear-gradient(145deg, var(--bg-secondary), var(--bg-card));
    border: 2px solid var(--accent-primary);
    text-align: center;
}

.cta-widget h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.cta-widget p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.cta-widget .phone {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

/* Category List */
.category-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.category-item:hover {
    background: var(--bg-card-hover);
    transform: translateX(4px);
}

.category-item:hover .category-name {
    color: var(--accent-primary);
}

.category-name {
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition);
}

/* Tags Cloud */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 8px 14px;
    background: var(--bg-secondary);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
    font-weight: 500;
}

.tag:hover {
    background: var(--accent-primary);
    color: var(--text-dark);
}

/* ========================================
   Ticker
   ======================================== */
.ticker {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
    overflow: hidden;
}

.ticker-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.ticker-label {
    flex-shrink: 0;
    padding: 8px 16px;
    background: var(--gradient-hero);
    color: var(--text-dark);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
}

.ticker-text {
    display: flex;
    gap: 50px;
    animation: scroll 30s linear infinite;
    white-space: nowrap;
}

.ticker-text span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ========================================
   Footer - Modern Dark
   ======================================== */
.footer {
    background: var(--bg-secondary);
    padding: 80px 0 0;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--border-color);
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 300px;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: var(--transition);
}

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

.footer-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-primary);
    padding-left: 4px;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ========================================
   Quick Contact Widget
   ======================================== */
.quick-contact {
    background: linear-gradient(145deg, rgba(255, 107, 53, 0.15), rgba(255, 107, 53, 0.05));
    border: 2px solid var(--accent-primary);
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.quick-contact h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.quick-contact p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 8px 0 12px;
}

.quick-contact .phone {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--accent-primary);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .hero-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-cards {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .main-layout {
        grid-template-columns: 1fr 340px;
        gap: 40px;
    }
}

@media (max-width: 992px) {
    .nav {
        display: none;
    }
    
    .menu-btn {
        display: flex;
    }
    
    .cta-btn {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 60px;
    }
    
    .hero-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .main-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .hero-cards {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    
    .filter-pills {
        width: 100%;
        overflow-x: auto;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .featured-article {
        height: 350px;
    }
    
    .featured-article .article-title {
        font-size: 1.5rem;
    }
    
    .sidebar {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .header-content {
        height: 64px;
    }
    
    .logo {
        font-size: 1.3rem;
    }
    
    .hero {
        padding: 100px 0 40px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-desc {
        font-size: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .featured-article {
        height: 300px;
    }
    
    .featured-article .article-content {
        padding: 24px;
    }
}

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

.article-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 4px;
}

/* Selection */
::selection {
    background: var(--accent-primary);
    color: var(--text-dark);
}

/* ========================================
   Article Page Styles
   ======================================== */
.article-full {
    max-width: 800px;
}

.article-header {
    margin-bottom: 36px;
}

.article-title-full {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.article-lead {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
    padding-left: 20px;
    border-left: 4px solid var(--accent-primary);
}

.article-body {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-secondary);
}

.article-body h2 {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 2em 0 1em;
}

.article-body h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 1.5em 0 0.8em;
}

.article-body a {
    color: var(--accent-primary);
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.article-body a:hover {
    border-bottom-color: var(--accent-primary);
}

.article-body blockquote {
    margin: 2em 0;
    padding: 24px 28px;
    background: var(--bg-secondary);
    border-left: 4px solid var(--accent-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--text-primary);
}

/* Popular item category */
.popular-category {
    font-size: 0.75rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    font-weight: 700;
}

/* Content wrapper */
.content {
    flex: 1;
    min-width: 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 50px;
}

@media (max-width: 992px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
}

.articles-section .section-header {
    text-align: left;
    margin-bottom: 40px;
}

.video-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}