/* Modern ve hızlı CSS - %100 Mobil Uyumlu */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-color: #1e293b;
    --light-bg: #f8fafc;
    --white: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --container-padding: 1rem;
    --border-radius: 0.5rem;
}

/* Base Typography - Responsive */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    font-size: clamp(14px, 2.5vw, 16px);
}

/* Container - Fully Responsive */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Header - Mobile First */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
}

.navbar {
    padding: 0.75rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo h1 {
    color: var(--primary-color);
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
}

.logo-img {
    max-height: clamp(30px, 6vw, 40px);
    width: auto;
}

.logo-text {
    color: var(--primary-color);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 700;
    white-space: nowrap;
}

/* Navigation - Mobile Responsive */
.nav-menu {
    display: flex;
    gap: clamp(0.5rem, 3vw, 2rem);
    flex-wrap: wrap;
    justify-content: center;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: all 0.2s;
    font-size: clamp(0.8rem, 2.5vw, 1rem);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 0.25rem;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    transition: all 0.3s;
    border-radius: 2px;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Main Content - Responsive */
.main-content {
    min-height: calc(100vh - 200px);
    padding: clamp(1rem, 4vw, 2rem) 0;
    width: 100%;
}

/* Hero Section - Mobile Optimized */
.hero {
    text-align: center;
    padding: clamp(2rem, 8vw, 4rem) clamp(1rem, 4vw, 2rem);
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    color: var(--white);
    margin-bottom: clamp(1.5rem, 4vw, 3rem);
    border-radius: var(--border-radius);
    width: 100%;
}

.hero h2 {
    font-size: clamp(1.8rem, 6vw, 3rem);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: clamp(1rem, 3vw, 1.25rem);
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Grid Layouts - Fully Responsive */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: clamp(1rem, 3vw, 2rem);
    margin-top: clamp(1rem, 3vw, 2rem);
    width: 100%;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(1rem, 3vw, 2rem);
    margin-top: clamp(1rem, 3vw, 2rem);
    width: 100%;
}

/* Cards - Mobile First Design */
.category-card, .article-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    overflow: hidden;
    width: 100%;
}

.category-card:hover, .article-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.category-card a, .article-card a {
    display: block;
    text-decoration: none;
    color: inherit;
    width: 100%;
}

.category-card {
    padding: 0;
    text-align: center;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.category-image {
    width: 100%;
    height: clamp(150px, 30vw, 250px);
    object-fit: cover;
    display: block;
}

.category-image-placeholder {
    width: 100%;
    height: clamp(150px, 30vw, 250px);
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: bold;
}

.category-card-content {
    padding: clamp(1rem, 4vw, 2rem);
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.category-card h4 {
    color: var(--primary-color);
    font-size: clamp(1.2rem, 4vw, 1.5rem);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.category-card p {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
}

.article-count {
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: clamp(0.75rem, 2vw, 0.875rem);
    font-weight: 600;
    display: inline-block;
}

/* Article Cards - Mobile Optimized */
.article-card img {
    width: 100%;
    height: clamp(150px, 25vw, 200px);
    object-fit: cover;
}

.card-image {
    width: 100%;
    height: clamp(150px, 25vw, 200px);
    overflow: hidden;
    background: var(--light-bg);
}

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

.card-content {
    padding: clamp(1rem, 3vw, 1.5rem);
}

.category-tag {
    background: var(--primary-color);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: clamp(0.7rem, 2vw, 0.75rem);
    font-weight: 600;
    text-transform: uppercase;
    display: inline-block;
}

.card-content h4, .card-content h3 {
    margin: 1rem 0 0.5rem;
    font-size: clamp(1.1rem, 3.5vw, 1.25rem);
    line-height: 1.4;
}

.card-content p {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    line-height: 1.5;
}

.card-meta {
    display: flex;
    gap: clamp(1rem, 3vw, 1.5rem);
    font-size: clamp(0.8rem, 2vw, 0.875rem);
    color: var(--secondary-color);
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.card-meta .views, .card-meta .reading-time {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.meta {
    display: flex;
    gap: 1rem;
    font-size: clamp(0.8rem, 2vw, 0.875rem);
    color: var(--secondary-color);
    flex-wrap: wrap;
}

/* Article Detail - Mobile First */
.article-detail {
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.article-header {
    text-align: center;
    margin-bottom: clamp(2rem, 6vw, 3rem);
    padding: 0 1rem;
}

.article-header h1 {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin: 1rem 0;
    line-height: 1.2;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: clamp(1rem, 4vw, 2rem);
    color: var(--secondary-color);
    font-size: clamp(0.8rem, 2.5vw, 0.875rem);
    flex-wrap: wrap;
}

.featured-image {
    margin-bottom: clamp(2rem, 6vw, 3rem);
    border-radius: var(--border-radius);
    overflow: hidden;
    width: 100%;
}

.featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.article-content {
    font-size: clamp(1rem, 3vw, 1.125rem);
    line-height: 1.8;
    padding: 0 clamp(0.5rem, 2vw, 1rem);
}

.article-content h2, .article-content h3 {
    margin: clamp(1.5rem, 4vw, 2rem) 0 1rem;
    color: var(--primary-color);
    font-size: clamp(1.3rem, 4vw, 1.5rem);
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content ul, .article-content ol {
    margin: 1.5rem 0;
    padding-left: clamp(1.5rem, 4vw, 2rem);
}

.article-content li {
    margin-bottom: 0.5rem;
}

/* Breadcrumb - Mobile Responsive */
.breadcrumb-nav {
    margin-bottom: clamp(1rem, 3vw, 2rem);
    padding: 0 1rem;
}

.breadcrumb {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item:not(:last-child)::after {
    content: '>';
    margin-left: 0.5rem;
    color: var(--secondary-color);
}

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

/* Sections - Responsive Spacing */
.categories-grid, .latest-articles, .related-articles, .popular-articles {
    margin-bottom: clamp(2rem, 6vw, 4rem);
}

.categories-grid h3, .latest-articles h3, .related-articles h3, .popular-articles h3 {
    font-size: clamp(1.5rem, 5vw, 2rem);
    margin-bottom: 1rem;
    color: var(--primary-color);
    text-align: center;
}

/* Ad Container - Mobile Optimized */
.ad-container {
    margin: clamp(2rem, 6vw, 3rem) 0;
    text-align: center;
    min-height: clamp(200px, 30vw, 250px);
    background: var(--light-bg);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
    width: 100%;
}

.ad-header {
    margin: 1rem 0;
    min-height: clamp(60px, 12vw, 90px);
}

.ad-sidebar {
    margin: 2rem 0;
    min-height: clamp(200px, 40vw, 300px);
}

.ad-article {
    margin: 2rem 0;
    min-height: clamp(150px, 25vw, 200px);
}

.ad-footer {
    margin: 2rem 0 0;
    min-height: clamp(60px, 12vw, 90px);
}

/* Footer - Mobile First */
.footer {
    background: var(--text-color);
    color: var(--white);
    padding: clamp(2rem, 6vw, 3rem) 0;
    margin-top: clamp(2rem, 6vw, 4rem);
    width: 100%;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: clamp(1rem, 4vw, 2rem);
}

.footer-info {
    flex: 1;
    min-width: 250px;
}

.footer-info p {
    margin-bottom: 0.5rem;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
}

.footer-info a {
    color: var(--white);
    text-decoration: none;
}

.footer-info a:hover {
    text-decoration: underline;
}

/* Legal Links - Mobile Responsive */
.legal-links {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(0.5rem, 2vw, 1rem);
    margin: 1rem 0;
    justify-content: center;
}

.legal-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    transition: all 0.2s;
}

.legal-links a:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

/* Social Links - Mobile Optimized */
.social-links {
    display: flex;
    gap: clamp(0.5rem, 2vw, 1rem);
    flex-wrap: wrap;
    justify-content: center;
}

.social-links a {
    color: var(--white);
    text-decoration: none;
    padding: clamp(0.5rem, 2vw, 0.75rem) clamp(0.75rem, 3vw, 1rem);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    transition: background 0.2s;
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Page Content - Mobile First */
.page-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
    width: 100%;
}

/* Category Header - Mobile Responsive */
.category-header {
    text-align: center;
    margin-bottom: clamp(2rem, 6vw, 3rem);
    padding: clamp(2rem, 6vw, 3rem) clamp(1rem, 4vw, 2rem);
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    color: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
}

.category-header-image {
    width: 100%;
    height: clamp(200px, 40vw, 400px);
    object-fit: cover;
    display: block;
    margin-bottom: 1rem;
    border-radius: var(--border-radius);
}

.category-header h1 {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.category-header p {
    font-size: clamp(1rem, 3vw, 1.2rem);
    margin-bottom: 1rem;
    opacity: 0.9;
}

.category-header .article-count {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    font-weight: 600;
    display: inline-block;
}

/* Pagination - Mobile Responsive */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: clamp(2rem, 6vw, 3rem);
    flex-wrap: wrap;
}

.page-link {
    padding: clamp(0.5rem, 2vw, 0.75rem) clamp(0.75rem, 3vw, 1rem);
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.2s;
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
}

.page-link:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

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

/* No Articles - Mobile Responsive */
.no-articles {
    text-align: center;
    padding: clamp(3rem, 8vw, 4rem) clamp(1rem, 4vw, 2rem);
    background: var(--light-bg);
    border-radius: var(--border-radius);
}

.no-articles h3 {
    color: var(--primary-color);
    font-size: clamp(1.3rem, 4vw, 1.5rem);
    margin-bottom: 1rem;
}

.no-articles p {
    color: var(--secondary-color);
    font-size: clamp(1rem, 3vw, 1.1rem);
}

.no-articles a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.no-articles a:hover {
    text-decoration: underline;
}

/* Error Page - Mobile Responsive */
.error-page {
    text-align: center;
    padding: clamp(3rem, 8vw, 4rem) clamp(1rem, 4vw, 2rem);
    max-width: 600px;
    margin: 0 auto;
}

.error-page h1 {
    font-size: clamp(2rem, 8vw, 3rem);
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.error-page p {
    font-size: clamp(1rem, 3vw, 1.25rem);
    color: var(--secondary-color);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.error-actions {
    margin-top: 2rem;
}

.error-page .btn {
    background: var(--primary-color);
    color: var(--white);
    padding: clamp(0.75rem, 3vw, 1rem) clamp(1.5rem, 4vw, 2rem);
    text-decoration: none;
    border-radius: var(--border-radius);
    display: inline-block;
    font-weight: 600;
    transition: background-color 0.2s;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
}

.error-page .btn:hover {
    background: #1d4ed8;
}

.page-body {
    font-size: clamp(1rem, 3vw, 1.1rem);
    line-height: 1.7;
}

.page-body h1 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: clamp(2rem, 6vw, 2.5rem);
    line-height: 1.2;
}

.page-body h2 {
    color: var(--primary-color);
    margin: clamp(1.5rem, 4vw, 2rem) 0 1rem;
    font-size: clamp(1.3rem, 4vw, 1.5rem);
}

.page-body h3 {
    color: var(--text-color);
    margin: clamp(1rem, 3vw, 1.5rem) 0 0.5rem;
    font-size: clamp(1.1rem, 3.5vw, 1.25rem);
}

.page-body p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.page-body ul, .page-body ol {
    margin: 1rem 0;
    padding-left: clamp(1.5rem, 4vw, 2rem);
}

.page-body li {
    margin-bottom: 0.5rem;
}

.page-body a {
    color: var(--primary-color);
    text-decoration: none;
}

.page-body a:hover {
    text-decoration: underline;
}

.page-body strong {
    color: var(--text-color);
}

/* Contact Form - Mobile Responsive */
.page-body .form-group {
    margin-bottom: 1rem;
}

.page-body .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
}

.page-body .form-group input,
.page-body .form-group textarea {
    width: 100%;
    padding: clamp(0.75rem, 3vw, 1rem);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    font-family: inherit;
}

.page-body .form-group input:focus,
.page-body .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.page-body .btn {
    background: var(--primary-color);
    color: var(--white);
    padding: clamp(0.75rem, 3vw, 1rem) clamp(1.5rem, 4vw, 2rem);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    font-weight: 600;
}

.page-body .btn:hover {
    background: #1d4ed8;
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
    :root {
        --container-padding: 0.75rem;
    }
    
    .navbar .container {
        position: relative;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: 1rem;
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 1000;
        border-radius: 0 0 var(--border-radius) var(--border-radius);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: 1rem;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .legal-links {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .meta {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 0.5rem;
    }
    
    .hero {
        margin-bottom: 1.5rem;
    }
    
    .grid, .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .breadcrumb {
        font-size: 0.8rem;
    }
    
    .legal-links {
        flex-direction: column;
        align-items: center;
    }
    
    .social-links {
        flex-direction: column;
        align-items: center;
    }
}

/* Performance optimizations */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.article-card img, .featured-image img {
    will-change: transform;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading states */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}


/* Alert Messages - Mobile Responsive */
.alert {
    padding: clamp(1rem, 3vw, 1.5rem);
    border-radius: var(--border-radius);
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    line-height: 1.6;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert p {
    margin-bottom: 0.5rem;
}

.alert p:last-child {
    margin-bottom: 0;
}