/* ================================================
   SIBER ODAK - Siber Güvenlik Haber Platformu
   Modern, Koyu Temalı, Responsive Tasarım
   ================================================ */

/* CSS Variables - Tema Renkleri */
:root {
    --primary-dark: #0a0e17;
    --secondary-dark: #111827;
    --card-bg: #1a1f2e;
    --card-hover: #242938;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --accent-red: #ef4444;
    --accent-orange: #f97316;
    --accent-green: #10b981;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #2d3748;
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-red: linear-gradient(135deg, #ef4444 0%, #f97316 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset ve Temel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

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

ul {
    list-style: none;
}

/* ================================================
   HEADER - Sticky Navigation
   ================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 20px;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-glow);
}

.logo-text {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active {
    color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: var(--accent-blue);
    border-radius: 2px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    padding: 120px 20px 60px;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

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

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

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Kategori Hero Renkleri */
.hero.threat { border-bottom: 3px solid var(--accent-red); }
.hero.threat .hero-badge { background: rgba(239, 68, 68, 0.1); border-color: rgba(239, 68, 68, 0.3); color: var(--accent-red); }
.hero.threat .hero-badge-dot { background: var(--accent-red); }

.hero.vulnerability { border-bottom: 3px solid var(--accent-orange); }
.hero.vulnerability .hero-badge { background: rgba(249, 115, 22, 0.1); border-color: rgba(249, 115, 22, 0.3); color: var(--accent-orange); }
.hero.vulnerability .hero-badge-dot { background: var(--accent-orange); }

.hero.attack { border-bottom: 3px solid var(--accent-purple); }
.hero.attack .hero-badge { background: rgba(139, 92, 246, 0.1); border-color: rgba(139, 92, 246, 0.3); color: var(--accent-purple); }
.hero.attack .hero-badge-dot { background: var(--accent-purple); }

.hero.webinar { border-bottom: 3px solid var(--accent-cyan); }
.hero.webinar .hero-badge { background: rgba(6, 182, 212, 0.1); border-color: rgba(6, 182, 212, 0.3); color: var(--accent-cyan); }
.hero.webinar .hero-badge-dot { background: var(--accent-cyan); }

.hero.expert { border-bottom: 3px solid var(--accent-green); }
.hero.expert .hero-badge { background: rgba(16, 185, 129, 0.1); border-color: rgba(16, 185, 129, 0.3); color: var(--accent-green); }
.hero.expert .hero-badge-dot { background: var(--accent-green); }

.hero.altaysec { border-bottom: 3px solid var(--accent-blue); }

/* ================================================
   MAIN CONTENT LAYOUT
   ================================================ */
.main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 40px;
}

.content-area {
    min-width: 0;
}

/* ================================================
   NEWS CARDS
   ================================================ */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.section-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-blue);
    font-size: 0.9rem;
    font-weight: 500;
    transition: gap var(--transition-fast);
}

.section-link:hover {
    gap: 10px;
}

/* News Card */
.news-grid {
    display: grid;
    gap: 24px;
}

.news-card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    display: grid;
    grid-template-columns: 280px 1fr;
}

.news-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.news-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.news-card-category {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    background: rgba(10, 14, 23, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.news-card-category.threat { color: var(--accent-red); }
.news-card-category.vulnerability { color: var(--accent-orange); }
.news-card-category.attack { color: var(--accent-purple); }
.news-card-category.webinar { color: var(--accent-cyan); }
.news-card-category.expert { color: var(--accent-green); }

.news-card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.news-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.news-card-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.news-card:hover .news-card-title {
    color: var(--accent-blue);
}

.news-card-excerpt {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-footer {
    margin-top: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.news-card-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.news-card-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

.news-card-author-name {
    font-size: 0.85rem;
    font-weight: 500;
}

.news-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--accent-blue);
    border-radius: 8px;
    color: var(--accent-blue);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.news-card-btn:hover {
    background: var(--accent-blue);
    color: white;
}

/* Featured Card */
.news-card.featured {
    grid-column: 1 / -1;
    grid-template-columns: 400px 1fr;
}

.news-card.featured .news-card-image {
    height: 280px;
}

.news-card.featured .news-card-title {
    font-size: 1.5rem;
}

/* ================================================
   SIDEBAR
   ================================================ */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-widget {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
}

.sidebar-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-title-icon {
    font-size: 1.2rem;
}

/* Popular Topics */
.popular-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.popular-item {
    display: flex;
    gap: 12px;
    padding: 12px;
    background: var(--secondary-dark);
    border-radius: 10px;
    transition: all var(--transition-fast);
    cursor: pointer;
}

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

.popular-number {
    width: 28px;
    height: 28px;
    background: var(--gradient-blue);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
}

.popular-content {
    flex-grow: 1;
}

.popular-title {
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 4px;
}

.popular-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Events Widget */
.event-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.event-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--secondary-dark);
    border-radius: 12px;
    border-left: 3px solid var(--accent-cyan);
    transition: all var(--transition-fast);
}

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

.event-date {
    text-align: center;
    padding: 8px 12px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 8px;
    flex-shrink: 0;
}

.event-date-day {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.event-date-month {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-muted);
}

.event-content {
    flex-grow: 1;
}

.event-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 4px;
}

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

/* Special Content Widget */
.special-content {
    text-align: center;
}

.special-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    background: var(--gradient-purple);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.special-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

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

.special-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-purple);
    border-radius: 10px;
    color: white;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.special-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

/* ================================================
   ALTAYSEC SECTION
   ================================================ */
.altaysec-section {
    margin-top: 60px;
    padding: 60px 20px;
    background: linear-gradient(180deg, var(--secondary-dark) 0%, var(--primary-dark) 100%);
}

.altaysec-container {
    max-width: 1400px;
    margin: 0 auto;
}

.altaysec-header {
    text-align: center;
    margin-bottom: 48px;
}

.altaysec-logo {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.altaysec-logo-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-blue);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-glow);
}

.altaysec-logo-text {
    font-size: 2rem;
    font-weight: 800;
}

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

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

.altaysec-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.altaysec-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.altaysec-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--secondary-dark);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    transition: all var(--transition-fast);
}

.altaysec-card:hover .altaysec-card-icon {
    background: var(--gradient-blue);
}

.altaysec-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

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

.altaysec-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--accent-blue);
    border-radius: 8px;
    color: var(--accent-blue);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.altaysec-card-btn:hover {
    background: var(--accent-blue);
    color: white;
}

/* ================================================
   ARTICLE PAGE
   ================================================ */
.article-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 100px 20px 60px;
}

.article-header {
    margin-bottom: 32px;
}

.article-category {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 16px;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.article-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.article-author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

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

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

.article-author-role {
    font-size: 0.8rem;
}

.article-image {
    width: 100%;
    border-radius: 16px;
    margin-bottom: 32px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: auto;
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.article-content p {
    margin-bottom: 24px;
}

.article-content h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 40px 0 20px;
}

.article-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 32px 0 16px;
}

.article-content ul, .article-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.article-content li {
    margin-bottom: 8px;
}

.article-content code {
    background: var(--card-bg);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Fira Code', monospace;
    font-size: 0.9em;
}

.article-content pre {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    overflow-x: auto;
    margin-bottom: 24px;
}

.article-content pre code {
    background: none;
    padding: 0;
}

.article-content blockquote {
    border-left: 4px solid var(--accent-blue);
    padding-left: 20px;
    margin: 24px 0;
    font-style: italic;
    color: var(--text-muted);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.article-tag {
    padding: 6px 14px;
    background: var(--card-bg);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.article-tag:hover {
    background: var(--accent-blue);
    color: white;
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: var(--secondary-dark);
    border-top: 1px solid var(--border-color);
    padding: 60px 20px 30px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.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-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.footer-link:hover {
    color: var(--accent-blue);
    transform: translateX(4px);
}

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

.footer-social-link {
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background: var(--accent-blue);
    transform: translateY(-4px);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-copyright {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-link {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer-bottom-link:hover {
    color: var(--accent-blue);
}

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */
@media (max-width: 1200px) {
    .main {
        grid-template-columns: 1fr 300px;
    }
    
    .altaysec-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .main {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-card {
        grid-template-columns: 220px 1fr;
    }
    
    .news-card.featured {
        grid-template-columns: 1fr;
    }
    
    .news-card.featured .news-card-image {
        height: 250px;
    }
    
    .nav-list {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .header-container {
        height: 60px;
    }
    
    .hero {
        padding: 100px 20px 40px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .news-card {
        grid-template-columns: 1fr;
    }
    
    .news-card-image {
        height: 200px;
    }
    
    .sidebar {
        grid-template-columns: 1fr;
    }
    
    .altaysec-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .article-title {
        font-size: 1.8rem;
    }
    
    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .logo-text {
        font-size: 1.2rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .news-card-content {
        padding: 16px;
    }
    
    .news-card-title {
        font-size: 1.1rem;
    }
    
    .altaysec-card {
        padding: 24px 16px;
    }
}

/* Mobile Navigation Overlay */
.nav-overlay {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 23, 0.98);
    z-index: 999;
    padding: 20px;
}

.nav-overlay.active {
    display: block;
}

.nav-overlay .nav-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-overlay .nav-link {
    padding: 16px 20px;
    font-size: 1.1rem;
    border-radius: 12px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.news-card {
    animation: fadeInUp 0.5s ease forwards;
}

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

/* Utility Classes */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.mt-4 {
    margin-top: 16px;
}

.mb-4 {
    margin-bottom: 16px;
}