* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {

    --primary-color: #1a365d;
    --secondary-color: #2d74da;
    --accent-color: #e53e3e;
    --light-color: #f7fafc;
    --dark-color: #2d3748;
    --gray-color: #718096;
    --light-gray: #e2e8f0;
    --white: #ffffff;
    --black: #000000;


    --border-radius: 6px;
    --transition: all 0.3s ease;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-nav: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-nav-scrolled: 0 5px 20px rgba(0, 0, 0, 0.15);


    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-2xl: 1.5rem;
    --font-3xl: 1.875rem;
    --font-4xl: 2.25rem;
    --font-5xl: 3rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--secondary-color);
}

ul,
li {
    list-style: none;
}

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

.line-clamp-1 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}

.line-clamp-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.line-clamp-3 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.line-clamp-4 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}


.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-size: var(--font-base);
}

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

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

.btn-accent:hover {
    background-color: #c53030;
}

.btn-small {
    padding: 8px 16px;
    font-size: var(--font-sm);
}

.btn-large {
    padding: 12px 24px;
    font-size: var(--font-lg);
}


.category-tag {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: var(--font-xs);
    font-weight: 600;
    margin-bottom: 10px;
}

.category-tag.politics {
    background-color: var(--accent-color);
}

.category-tag.economy {
    background-color: var(--secondary-color);
}

.category-tag.technology {
    background-color: #38a169;
}

.category-tag.culture {
    background-color: #d69e2e;
}

.category-tag.world {
    background-color: #805ad5;
}

.category-tag.health {
    background-color: #ed64a6;
}


.section-title {
    font-size: var(--font-3xl);
    margin-bottom: 30px;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
}

.section-subtitle {
    font-size: var(--font-lg);
    color: var(--gray-color);
    margin-bottom: 30px;
    max-width: 800px;
}


.meta-info {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: var(--font-sm);
    color: var(--gray-color);
}

.article-meta {
    display: flex;
    gap: 10px;
}

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

.meta-item .label {
    font-weight: 600;
    color: var(--dark-color);
}

.author {
    display: flex;
    align-items: center;
    gap: 8px;
}


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

.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}


header {
    background-color: rgba(255, 255, 255, 0.95);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-nav-scrolled);
    padding: 5px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    transition: var(--transition);
}

header.scrolled .header-container {
    padding: 10px 20px;
}

.logo {
    font-size: var(--font-3xl);
    font-weight: 800;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

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

.logo a {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    font-weight: 600;
    font-size: var(--font-base);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu a.active {
    color: var(--secondary-color);
}

.nav-menu a.active::after {
    width: 100%;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 15px;
}

.hamburger-menu {
    display: none;
    font-size: var(--font-2xl);
    cursor: pointer;
    background: none;
    border: none;
    color: var(--primary-color);
    padding: 5px;
}


.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--white);
    z-index: 2000;
    transition: var(--transition);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    display: none;
}

.mobile-menu.active {
    right: 0;
    display: block;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--light-gray);
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: var(--font-2xl);
    cursor: pointer;
    color: var(--primary-color);
}

.mobile-menu-content {
    padding: 20px;
}

.mobile-menu-content a {
    display: block;
    padding: 15px 0;
    border-bottom: 1px solid var(--light-gray);
    font-weight: 600;
    font-size: var(--font-lg);
}

.mobile-menu-content a:last-child {
    border-bottom: none;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}


.breadcrumb-container {
    background-color: var(--light-color);
    padding: 20px 0;
    border-bottom: 1px solid var(--light-gray);
    margin-top: 80px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

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

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

.breadcrumb-item a:hover {
    text-decoration: underline;
}

.breadcrumb-separator {
    margin: 0 8px;
    color: var(--gray-color);
}

.breadcrumb-item.active {
    color: var(--dark-color);
    font-weight: 600;
    position: relative;
    padding-right: 20px;
}

.breadcrumb-item.active::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
}

.content-area {
    display: flex;
    gap: 40px;
    padding: 40px 0;
}

.main-content {
    flex: 0 0 70%;
    max-width: 70%;
}

.author-byline {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.author-mini-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.author-byline .author-name {
    font-weight: 600;
    color: #0b1c2f;
    font-size: 1rem;
    margin: 0;
}

.author-widget .author-header {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.2rem;
    margin-top: 0;
    padding: 0;
    border: none;
    background: none;
    box-shadow: none;
}

.author-widget .author-header::before {
    content: none;
}

.author-widget .author-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.author-widget .author-name-title h3 {
    font-size: 1.2rem;
    margin: 0 0 0.2rem;
    border: none;
    padding: 0;
    color: #333;
}

.author-name-title p {
    font-size: 0.9rem;
    color: #6b7f94;
}

.author-widget .author-bio {
    font-size: 0.95rem;
    color: #34495e;
    line-height: 1.5;
    margin: 0;
}

.sidebar {
    flex: 0 0 30%;
    max-width: 30%;
}


.sidebar-widget {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.sidebar-title {
    font-size: var(--font-xl);
    margin-bottom: 20px;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 10px;
}

.sidebar-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
}


.related-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.related-item {
    display: flex;
    gap: 15px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-gray);
}

.related-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.related-item img {
    width: 80px;
    height: 70px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.related-content h4 {
    font-size: var(--font-sm);
    margin-bottom: 5px;
    line-height: 1.4;
}

.related-content .meta {
    font-size: var(--font-xs);
    color: var(--gray-color);
}


.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    display: inline-block;
    background-color: var(--light-color);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: var(--font-sm);
    transition: var(--transition);
    border: 1px solid var(--light-gray);
}

.tag:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    border-color: var(--secondary-color);
}

.tag.active {
    background-color: var(--secondary-color);
    color: var(--white);
    border-color: var(--secondary-color);
}

.sidebar-subscribe {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.sidebar-subscribe .sidebar-title {
    color: var(--white);
}

.sidebar-subscribe .sidebar-title::after {
    background-color: var(--accent-color);
}

.sidebar-subscribe p {
    margin-bottom: 20px;
    color: #cbd5e0;
}

.sidebar-subscribe input {
    width: 100%;
    padding: 12px 15px;
    border-radius: var(--border-radius);
    border: none;
    margin-bottom: 15px;
    font-family: inherit;
    font-size: var(--font-base);
}

.sidebar-subscribe button {
    width: 100%;
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 12px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-base);
}

.sidebar-subscribe button:hover {
    background-color: #c53030;
}


.pagination-container {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--light-gray);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.page-item {
    display: inline-block;
}

.page-link {
    display: block;
    padding: 10px 16px;
    background-color: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
    min-width: 45px;
    text-align: center;
    font-size: var(--font-base);
}

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

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

.page-item.disabled .page-link {
    color: var(--gray-color);
    cursor: not-allowed;
    background-color: var(--light-color);
}

.page-item.disabled .page-link:hover {
    background-color: var(--light-color);
    color: var(--gray-color);
    border-color: var(--light-gray);
}

.pagination-info {
    text-align: center;
    margin-top: 15px;
    color: var(--gray-color);
    font-size: var(--font-sm);
}


.list-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
}

.sort-dropdown {
    position: relative;
    display: inline-block;
}

.sort-btn {
    background-color: var(--white);
    border: 1px solid var(--light-gray);
    padding: 10px 15px;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: var(--font-base);
}

.sort-btn::after {
    content: '▼';
    font-size: var(--font-xs);
}

.sort-dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--white);
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    z-index: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    top: 100%;
    left: 0;
}

.sort-dropdown:hover .sort-dropdown-content {
    display: block;
}

.sort-dropdown-content a {
    color: var(--dark-color);
    padding: 12px 16px;
    display: block;
    transition: var(--transition);
    font-size: var(--font-base);
}

.sort-dropdown-content a:hover {
    background-color: var(--light-color);
}


.home-main {
    margin-top: 80px;
}

.featured-news {
    padding: 80px 0 30px;
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.main-featured {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.main-featured:hover {
    box-shadow: var(--shadow-hover);
}

.main-featured img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.main-featured-content {
    padding: 25px;
}

.main-featured h2 {
    font-size: var(--font-3xl);
    margin-bottom: 15px;
    line-height: 1.3;
}

.main-featured p {
    color: var(--gray-color);
    margin-bottom: 20px;
    font-size: var(--font-base);
}

.side-featured {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.side-article {
    display: flex;
    gap: 15px;
    padding: 15px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.side-article:hover {
    box-shadow: var(--shadow-hover);
}

.side-article img {
    width: 120px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.side-article-content {
    flex: 1;
}

.side-article h3 {
    font-size: var(--font-base);
    margin-bottom: 8px;
    line-height: 1.4;
}

.news-categories {
    padding: 40px 0;
    background-color: var(--light-color);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.category-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.category-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.category-card h3 {
    font-size: var(--font-xl);
    margin-bottom: 10px;
}

.category-card p {
    color: var(--gray-color);
    font-size: var(--font-sm);
    margin-bottom: 15px;
}

.article-count {
    display: inline-block;
    background-color: var(--light-gray);
    padding: 3px 10px;
    border-radius: 15px;
    font-size: var(--font-xs);
    font-weight: 600;
}

.latest-news {
    padding: 40px 0;
}

.latest-news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    background-color: var(--white);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.news-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.news-card-content {
    padding: 20px;
}

.news-card h3 {
    font-size: var(--font-lg);
    margin-bottom: 10px;
    line-height: 1.4;
    height: 3em;
    overflow: hidden;
}

.news-card p {
    color: var(--gray-color);
    font-size: var(--font-sm);
    margin-bottom: 15px;
    height: 4.2em;
    overflow: hidden;
}

.in-depth {
    padding: 40px 0;
    background-color: var(--light-color);
}

.analysis-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.analysis-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.analysis-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.analysis-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.analysis-content {
    padding: 25px;
}

.analysis-content h3 {
    font-size: var(--font-2xl);
    margin-bottom: 15px;
    line-height: 1.4;
}

.analysis-content p {
    color: var(--gray-color);
    margin-bottom: 20px;
    font-size: var(--font-base);
}

.trending-topics {
    padding: 40px 0;
}

.topics-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 30px;
}

.topic-tag {
    display: inline-block;
    background-color: var(--light-color);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid var(--light-gray);
    font-size: var(--font-base);
}

.topic-tag:hover {
    background-color: var(--secondary-color);
    color: var(--white);
}

.topic-tag.active {
    background-color: var(--secondary-color);
    color: var(--white);
}


.category-header {
    padding: 40px 0 20px;
}

.category-title {
    font-size: var(--font-5xl);
    margin-bottom: 15px;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 80px;
    height: 5px;
    background-color: var(--accent-color);
    border-radius: 3px;
}

.category-description {
    font-size: var(--font-lg);
    color: var(--gray-color);
    max-width: 800px;
    margin-top: 25px;
    line-height: 1.7;
}

.article-list {
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.article-card-large {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 25px;
    padding: 25px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--accent-color);
}

.article-card-large:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-left-color: var(--secondary-color);
}

.article-card-large img {
    width: 100%;
    height: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.article-card-content {
    display: flex;
    flex-direction: column;
}

.article-card-large h2 {
    font-size: var(--font-2xl);
    margin-bottom: 15px;
    line-height: 1.4;
}

.article-card-large p {
    color: var(--gray-color);
    margin-bottom: 20px;
    line-height: 1.6;
    height: 4.8em;
    overflow: hidden;
    font-size: var(--font-base);
}

.article-card-medium {
    display: flex;
    gap: 20px;
    padding: 20px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 3px solid var(--secondary-color);
}

.article-card-medium:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-hover);
    border-top-color: var(--accent-color);
}

.article-card-medium img {
    width: 180px;
    height: 150px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.article-card-medium h3 {
    font-size: var(--font-xl);
    margin-bottom: 10px;
    line-height: 1.4;
}

.article-card-medium p {
    color: var(--gray-color);
    font-size: var(--font-sm);
    margin-bottom: 15px;
    height: 4.2em;
    overflow: hidden;
}


.article-card-small {
    display: flex;
    gap: 20px;
    padding: 15px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border-right: 3px solid transparent;
}

.article-card-small:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-right-color: var(--secondary-color);
}

.article-card-small img {
    width: 120px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.article-card-small h3 {
    font-size: var(--font-base);
    margin-bottom: 8px;
    line-height: 1.4;
}


.article-header {
    margin-bottom: 40px;
}

.article-category {
    display: inline-block;
    padding: 5px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 5px;
    margin-bottom: 10px;
}

.article-title {
    font-size: var(--font-4xl);
    line-height: 1.2;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.article-subtitle {
    font-size: var(--font-2xl);
    color: var(--gray-color);
    margin-bottom: 25px;
    line-height: 1.5;
    font-weight: 400;
}

.article-meta-detailed {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    padding: 20px 0;
    border-top: 1px solid var(--light-gray);
    border-bottom: 1px solid var(--light-gray);
    margin-bottom: 30px;
}


.featured-image {
    margin-bottom: 40px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.featured-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.image-caption {
    padding: 15px;
    background-color: var(--light-color);
    font-size: var(--font-sm);
    color: var(--gray-color);
    text-align: center;
    border-top: 1px solid var(--light-gray);
}

.article-body {
    font-size: 0.985rem;
    letter-spacing: 0.2px;
    color: #171717;
    line-height: 1.75;
    margin-bottom: 50px;
}

.article-body p {
    margin-bottom: 25px;
}

.article-body h2 {
    font-size: var(--font-3xl);
    margin: 40px 0 20px;
    color: var(--primary-color);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
}

.article-body h3 {
    font-size: var(--font-2xl);
    margin: 30px 0 15px;
    color: var(--primary-color);
}

.article-body blockquote {
    border-left: 4px solid var(--secondary-color);
    padding: 20px 30px;
    margin: 30px 0;
    background-color: var(--light-color);
    font-style: italic;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.article-body blockquote p {
    margin-bottom: 0;
    font-size: var(--font-xl);
    color: var(--dark-color);
}

.article-body ul,
.article-body ol {
    margin: 20px 0 20px 30px;
}

.article-body li {
    margin-bottom: 10px;
}

.article-body img {
    margin: 30px auto;

}


.author-info {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    margin: 50px 0;
    display: flex;
    gap: 25px;
    align-items: flex-start;
}

.author-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--white);
    box-shadow: var(--shadow);
}

.author-details {
    flex: 1;
}

.author-name {
    font-size: var(--font-2xl);
    margin-bottom: 10px;
    color: var(--primary-color);
}

.author-title {
    color: var(--gray-color);
    font-size: var(--font-sm);
    margin-bottom: 15px;
    font-style: italic;
}

.author-bio {
    color: var(--dark-color);
    line-height: 1.6;
    font-size: var(--font-base);
}


.share-article {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    margin: 40px 0;
    flex-wrap: wrap;
    gap: 20px;
}

.share-label {
    font-weight: 600;
    font-size: var(--font-lg);
}

.share-buttons {
    display: flex;
    gap: 15px;
}

.share-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
    font-weight: bold;
    font-size: var(--font-lg);
    border: none;
}

.share-btn i {
    font-size: 22px;
}

.share-btn.twitter {
    background-color: #1da1f2;
}

.share-btn.facebook {
    background-color: #1877f2;
}

.share-btn.linkedin {
    background-color: #0a66c2;
}

.share-btn.pinterest {
    background-color: #c20a0a;
}


.share-btn.email {
    background-color: var(--gray-color);
}

.share-btn:hover {
    opacity: 0.9;
    transform: translateY(-3px);
}

.article-tags {
    margin: 30px 0;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.related-articles {
    margin: 60px 0 40px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.related-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.related-card img {
    aspect-ratio: 100%;
    width: 100%;
    object-fit: cover;
}

.related-card-content {
    padding: 20px;
}

.related-card h3 {
    font-size: var(--font-lg);
    margin-bottom: 10px;
    line-height: 1.4;
}

.related-card .meta {
    font-size: var(--font-xs);
    color: var(--gray-color);
}

.comments-section {
    margin: 60px 0;
}

.comments-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.comments-count {
    font-size: var(--font-lg);
    color: var(--gray-color);
}

.comments-list {
    margin-bottom: 40px;
}

.comment {
    padding: 25px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    border-left: 3px solid var(--light-gray);
}

.comment.reply {
    margin-left: 40px;
    background-color: var(--light-color);
}

.comment-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.comment-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

.comment-author {
    font-weight: 600;
    margin-bottom: 5px;
    font-size: var(--font-base);
}

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

.comment-body {
    line-height: 1.6;
    font-size: var(--font-base);
}

.comment-form {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-top: 40px;
}

.comment-form h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
    font-size: var(--font-xl);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: var(--font-base);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: var(--font-base);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(45, 116, 218, 0.1);
}

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

.form-submit {
    display: flex;
    justify-content: flex-end;
}


.inline-image {
    margin: 30px 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.inline-image img {
    width: 100%;
}

.inline-image .caption {
    padding: 12px;
    background-color: var(--light-color);
    font-size: var(--font-sm);
    color: var(--gray-color);
    text-align: center;
    border-top: 1px solid var(--light-gray);
}

.highlight-quote {
    background: linear-gradient(90deg, rgba(45, 116, 218, 0.1) 0%, rgba(229, 62, 62, 0.1) 100%);
    border-left: 4px solid var(--secondary-color);
    padding: 25px;
    margin: 30px 0;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.highlight-quote p {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.highlight-quote .source {
    font-size: var(--font-sm);
    color: var(--gray-color);
    font-style: italic;
}


.author-detail-container {
    padding: 40px 0;
    margin-top: 70px;
}

.author-header {
    display: flex;
    gap: 40px;
    margin-bottom: 50px;
    padding: 40px;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.author-avatar-container {
    flex: 0 0 200px;
}

.author-avatar-large {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--white);
    box-shadow: var(--shadow);
}

.author-basic-info {
    flex: 1;
}

.author-name-large {
    font-size: var(--font-5xl);
    margin-bottom: 10px;
    color: var(--primary-color);
}

.author-title-large {
    font-size: var(--font-2xl);
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-weight: 600;
}

.author-meta-detailed {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 25px;
}

.author-social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.author-social-link {
    display: inline-block;
    width: 45px;
    height: 45px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.author-social-link:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

.author-social-link.twitter {
    background-color: #1da1f2;
}

.author-social-link.linkedin {
    background-color: #0a66c2;
}

.author-social-link.instagram {
    background-color: #e4405f;
}

.author-social-link.email {
    background-color: var(--gray-color);
}


.author-bio-section {
    margin-bottom: 60px;
}

.author-bio-content {
    font-size: var(--font-lg);
    line-height: 1.8;
}

.author-bio-content p {
    margin-bottom: 25px;
}

.author-bio-content h2 {
    font-size: var(--font-3xl);
    margin: 40px 0 20px;
    color: var(--primary-color);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
}

.author-bio-content h3 {
    font-size: var(--font-2xl);
    margin: 30px 0 15px;
    color: var(--primary-color);
}

.expertise-section {
    margin-bottom: 60px;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.expertise-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 3px solid var(--secondary-color);
}

.expertise-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-top-color: var(--accent-color);
}

.expertise-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.expertise-card h3 {
    font-size: var(--font-xl);
    margin-bottom: 10px;
    color: var(--primary-color);
}

.expertise-card p {
    color: var(--gray-color);
    font-size: var(--font-sm);
}

.achievements-section {
    margin-bottom: 60px;
    background-color: var(--light-color);
    padding: 40px;
    border-radius: var(--border-radius);
}

.achievements-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.achievement-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.achievement-icon {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.achievement-content h4 {
    font-size: var(--font-lg);
    margin-bottom: 5px;
}

.achievement-content p {
    color: var(--gray-color);
    font-size: var(--font-sm);
}

.timeline {
    position: relative;
    margin: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--secondary-color);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 30px;
}

.timeline-date {
    position: absolute;
    left: 0;
    top: 0;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 5px 12px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: var(--font-sm);
}

.timeline-content {
    background-color: var(--white);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.timeline-content h4 {
    font-size: var(--font-lg);
    margin-bottom: 10px;
    color: var(--primary-color);
}

.timeline-content p {
    color: var(--gray-color);
    font-size: var(--font-sm);
}

.author-articles-section {
    margin-bottom: 60px;
}

.author-articles-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
}

.author-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}


footer {
    background-color: var(--primary-color);
    color: var(--white);
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: var(--font-xl);
    margin-bottom: 20px;
    color: var(--white);
}

.footer-column p {
    color: #cbd5e0;
    margin-bottom: 20px;
    font-size: var(--font-base);
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #cbd5e0;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-subscribe-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-subscribe-form input {
    padding: 12px 15px;
    border-radius: var(--border-radius);
    border: none;
    font-family: inherit;
    font-size: var(--font-base);
}

.footer-subscribe-form button {
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 12px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-base);
}

.footer-subscribe-form button:hover {
    background-color: #c53030;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    color: #a0aec0;
    font-size: var(--font-sm);
}

.footer-bottom p {
    margin: 0;
}

.footer-bottom a {
    color: #cbd5e0;
}

.footer-bottom a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-social-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.footer-social-link {
    display: inline-block;
    width: 36px;
    height: 36px;
    background-color: #2d3748;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social-link:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--secondary-color);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    border: none;
    font-size: var(--font-xl);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}


@media (max-width: 1024px) {

    .categories-grid,
    .news-grid,
    .related-grid,
    .author-articles-grid,
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .featured-grid {
        grid-template-columns: 1fr;
    }

    .analysis-grid {
        grid-template-columns: 1fr;
    }

    .content-area {
        flex-direction: column;
    }

    .main-content,
    .sidebar {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .article-card-large {
        grid-template-columns: 1fr;
    }

    .article-card-large img {
        height: 250px;
    }

    .achievements-list {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .featured-image img {
        height: 350px;
    }
}

@media (max-width: 768px) {
    header {
        position: relative;
    }

    .featured-news {
        padding-top: 20px;
    }

    .breadcrumb-container {
        margin-top: 0;
    }

    .article-card-large h2 {
        font-size: 1.3rem;
    }

    .author-detail-container {
        margin-top: 30px;
    }

    .article-header {
        margin-top: 20px;
    }

    .nav-menu {
        display: none;
    }

    .hamburger-menu {
        display: block;
    }

    .header-cta .btn:first-child {
        display: none;
    }

    .categories-grid,
    .news-grid,
    .related-grid,
    .author-articles-grid,
    .expertise-grid {
        grid-template-columns: 1fr;
    }

    .list-controls,
    .author-articles-controls {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .article-card-medium {
        flex-direction: column;
    }

    .article-card-medium img {
        width: 100%;
        height: 180px;
    }

    .article-card-small {
        flex-direction: column;
    }

    .article-card-small img {
        width: 100%;
        height: 150px;
    }

    .category-title,
    .article-title,
    .author-name-large {
        font-size: var(--font-4xl);
    }

    .author-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 30px 20px;
    }

    .author-avatar-container {
        flex: 0 0 auto;
    }

    .author-meta-detailed {
        justify-content: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .share-article {
        flex-direction: column;
        align-items: flex-start;
    }

    .share-buttons {
        width: 100%;
        justify-content: space-between;
    }

    .share-btn {
        width: 45px;
        height: 45px;
    }

    .author-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
    }

    .category-title,

    .author-name-large {
        font-size: var(--font-3xl);
    }

    .article-title {
        font-size: 1.4rem;
    }

    .author-mini-avatar {
        display: none;
    }

    .meta-item .label,
    .meta-item {
        font-size: 0.6rem;
    }

    .article-subtitle {
        font-size: var(--font-xl);
    }

    .article-meta-detailed {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .featured-image img {
        height: 250px;
    }

    .author-avatar-large {
        width: 150px;
        height: 150px;
    }

    .author-social-link,
    .footer-social-link {
        width: 40px;
        height: 40px;
    }

    .pagination {
        gap: 5px;
    }

    .page-link {
        padding: 8px 12px;
        min-width: 40px;
        font-size: var(--font-sm);
    }

    .article-card-large,
    .article-card-medium,
    .article-card-small,
    .news-card,
    .analysis-card,
    .expertise-card {
        padding: 15px;
    }

    .section-title {
        font-size: var(--font-2xl);
        margin: 0;
    }

    .sidebar-title {
        font-size: var(--font-lg);
    }

    .container {
        padding: 0 15px;
    }
}


@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {

    .category-icon,
    .expertise-icon,
    .achievement-icon {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}


@media print {

    header,
    .breadcrumb-container,
    .sidebar,
    .share-article,
    .comments-section,
    footer,
    .back-to-top {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }

    .container {
        max-width: 100%;
        padding: 0;
    }

    a {
        color: #000;
        text-decoration: underline;
    }

    .article-title {
        font-size: 18pt;
        margin-bottom: 10pt;
    }

    .article-body {
        font-size: 12pt;
    }

    .article-body h2 {
        font-size: 14pt;
        margin: 20pt 0 10pt;
    }

    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }
}