/* Base Styles & Variables */
:root {
    /* Colors */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #93c5fd;
    --color-secondary: #e11d48;
    --color-secondary-dark: #be123c;
    --color-accent: #f59e0b;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-lighter: #94a3b8;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-dark: #0f172a;
    --color-border: #e2e8f0;
    --color-border-dark: #334155;
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-overlay: rgba(0, 0, 0, 0.5);
    
    /* Category Colors */
    --color-politics: #2563eb;
    --color-tech: #7c3aed;
    --color-business: #059669;
    --color-science: #0e7490;
    --color-health: #dc2626;
    --color-environment: #d97706;
    
    /* Chart Colors */
    --color-china: #ef4444;
    --color-usa: #3b82f6;
    --color-india: #f59e0b;
    --color-russia: #84cc16;
    --color-japan: #8b5cf6;
    
    /* Typography */
    --font-base: 'Inter', system-ui, -apple-system, sans-serif;
    --font-size-base: 1rem; /* 16px */
    --line-height-base: 1.6;
    
    /* Spacing */
    --space-xs: 0.25rem; /* 4px */
    --space-sm: 0.5rem;  /* 8px */
    --space-md: 1rem;    /* 16px */
    --space-lg: 1.5rem;  /* 24px */
    --space-xl: 2rem;    /* 32px */
    --space-2xl: 3rem;   /* 48px */
    --space-3xl: 4rem;   /* 64px */
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 var(--color-shadow);
    --shadow-md: 0 4px 6px -1px var(--color-shadow);
    --shadow-lg: 0 10px 15px -3px var(--color-shadow);
    --shadow-xl: 0 20px 25px -5px var(--color-shadow);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-width: 1200px;
}

/* Dark Theme Variables */
.dark-theme {
    --color-text: #f8fafc;
    --color-text-light: #94a3b8;
    --color-text-lighter: #64748b;
    --color-bg: #0f172a;
    --color-bg-alt: #1e293b;
    --color-bg-dark: #020617;
    --color-border: #334155;
    --color-border-dark: #475569;
    --color-shadow: rgba(0, 0, 0, 0.3);
    --color-overlay: rgba(0, 0, 0, 0.7);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--space-md);
}

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

a:hover {
    color: var(--color-primary-dark);
}

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

ul, ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

blockquote {
    border-left: 4px solid var(--color-primary);
    padding: var(--space-md) var(--space-lg);
    margin: var(--space-lg) 0;
    background-color: var(--color-bg-alt);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

blockquote p {
    margin-bottom: 0;
    font-style: italic;
}

cite {
    display: block;
    margin-top: var(--space-sm);
    font-style: normal;
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Layout */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}



/* Utility Classes */
.category-label {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: white;
}

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

.category-label--tech {
    background-color: var(--color-tech);
}

.category-label--business {
    background-color: var(--color-business);
}

.category-label--science {
    background-color: var(--color-science);
}

.category-label--health {
    background-color: var(--color-health);
}

.category-label--environment {
    background-color: var(--color-environment);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-md);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-base);
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.button--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
        color: white;
    box-shadow: var(--shadow-md);
}

.button--outline {
    background-color: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.button--outline:hover {
    background-color: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.button--icon {
    gap: var(--space-xs);
}

.icon {
    width: 1.25rem;
    height: 1.25rem;
    fill: currentColor;
}

.icon--social {
    width: 1rem;
    height: 1rem;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-bg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text);
}

.logo__highlight {
    color: var(--color-primary);
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
}

.nav__toggle .icon--close {
    display: none;
}

.nav__list {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: 0px;
    padding-left: 0px;
    list-style: none;
}

.nav__link {
    font-weight: 500;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.nav__link:hover, .nav__link.active {
    color: var(--color-primary);
}

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

.theme-toggle, .search-toggle {
    background: none;
    border: none;
    color: var(--color-text-light);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.theme-toggle:hover, .search-toggle:hover {
    color: var(--color-primary);
}

.theme-toggle .icon--sun, 
.search-bar {
    display: none;
}

/* Search Bar */
.search-bar {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg-alt);
    padding: var(--space-md) 0;
    box-shadow: var(--shadow-md);
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.search-bar.visible {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.search-form {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-family: var(--font-base);
    font-size: 1rem;
    background-color: var(--color-bg);
    color: var(--color-text);
}

.search-button {
    padding: var(--space-sm) var(--space-md);
    background-color: var(--color-primary);
    border: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: white;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.search-button:hover {
    background-color: var(--color-primary-dark);
}

/* Featured Article */
.featured {
    margin-top: 20px;
    margin-bottom: var(--space-2xl);
}

.featured__article {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.category-card__title {
    text-transform: lowercase; /* всё в нижний регистр */
}

.category-card__title::first-letter {
    text-transform: uppercase; /* первая буква заглавная */
}


.featured__image-container {
    position: relative;
    height: 0;
    padding-bottom: 50%;
}

.featured__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured__category {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    z-index: 2;
}

.featured__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-2xl);
    background: linear-gradient(transparent, var(--color-overlay));
    color: white;
}

.featured__title {
    color: white;
    margin-bottom: var(--space-sm);
    text-shadow: 0 2px 4px var(--color-shadow);
}

.featured__meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
}

.featured__excerpt {
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.9);
    max-width: 80%;
}

/* Article Grid */
.section {
    margin-bottom: var(--space-2xl);
}

.section__title {
    position: relative;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-sm);
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 3rem;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: var(--radius-sm);
}

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

.article-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

.article-card__link {
    display: block;
    color: var(--color-text);
}

.article-card__image-container {
    position: relative;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
}

.article-card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-card__category {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    z-index: 2;
}

.article-card__content {
    padding: var(--space-md);
}

.article-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.article-card__meta {
    display: flex;
    gap: var(--space-md);
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.load-more {
    display: block;
    margin: 0 auto;
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.category-card {
    position: relative;
    height: 120px;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    color: white;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

.category-card--politics {
    background: linear-gradient(to right, var(--color-politics), #3b82f6);
}

.category-card--tech {
    background: linear-gradient(to right, var(--color-tech), #8b5cf6);
}

.category-card--business {
    background: linear-gradient(to right, var(--color-business), #10b981);
}

.category-card--science {
    background: linear-gradient(to right, var(--color-science), #06b6d4);
}

.category-card--health {
    background: linear-gradient(to right, var(--color-health), #ef4444);
}

.category-card--environment {
    background: linear-gradient(to right, var(--color-environment), #f59e0b);
}

.category-card__title {
    margin-bottom: var(--space-xs);
    color: white;
}

.category-card__count {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Newsletter */
.newsletter {
    padding: var(--space-2xl) 0;
    background-color: var(--color-primary);
    color: white;
    margin-bottom: var(--space-2xl);
}

.newsletter__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
}

.newsletter__content {
    flex: 1;
}

.newsletter__title {
    margin-bottom: var(--space-sm);
    color: white;
}

.newsletter__text {
    opacity: 0.9;
}

.newsletter__form {
    flex: 1;
    display: flex;
    max-width: 500px;
}

.newsletter__input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-family: var(--font-base);
    font-size: 1rem;
}

.newsletter__button {
    padding: var(--space-sm) var(--space-xl);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    background-color: var(--color-primary-dark);
}

.newsletter__button:hover {
    background-color: #1e40af;
}

/* Footer */
.footer {
    padding: var(--space-2xl) 0 var(--space-md);
    background-color: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer__logo {
    margin-bottom: var(--space-md);
}

.footer__about-text {
    margin-bottom: var(--space-md);
    color: var(--color-text-light);
}

.footer__social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-full);
    background-color: var(--color-bg);
    color: var(--color-text-light);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: white;
    transform: translateY(-2px);
}

.social-link:nth-child(1):hover {
    background-color: #1da1f2; /* Twitter */
}

.social-link:nth-child(2):hover {
    background-color: #1877f2; /* Facebook */
}

.social-link:nth-child(3):hover {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); /* Instagram */
}

.social-link:nth-child(4):hover {
    background-color: #0a66c2; /* LinkedIn */
}

.footer__heading {
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.footer__list {
    list-style: none;
    padding-left: 0!important;
}

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

.footer__link {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__address {
    margin-bottom: var(--space-md);
    font-style: normal;
    color: var(--color-text-light);
}

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

.footer__copyright {
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.footer__legal {
    display: flex;
    gap: var(--space-md);
}

/* Article Page */
.article-page {
    padding-top: var(--space-xl);
}

.article {
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
}

.article__header {
    margin-bottom: var(--space-xl);
    text-align: center;
}

.article__category {
    margin-bottom: var(--space-md);
}

.article__title {
    margin-bottom: var(--space-md);
}

.article__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

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

.article__author-image {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.article__author-name {
    font-weight: 600;
}

.article__author-title {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.article__stats {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.article__share-button {
    color: var(--color-text-light);
}

.article__share-button:hover {
    color: var(--color-primary);
}

.article__featured-image {
    margin-bottom: var(--space-xl);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.article__image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

.article__image-caption {
    margin-top: var(--space-sm);
    font-size: 0.875rem;
    text-align: center;
    color: var(--color-text-light);
}

.article__content {
    max-width: 700px;
    margin: 0 auto;
}

.article__lead {
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--color-text);
    margin-bottom: var(--space-xl);
}

.article__list {
    margin-bottom: var(--space-lg);
}

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

.article__image-inline {
    margin: var(--space-xl) 0;
}

.article__infographic {
    margin: var(--space-xl) 0;
    padding: var(--space-md);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-md);
}

.infographic__title {
    margin-bottom: var(--space-md);
    text-align: center;
}

.infographic__chart {
    margin: var(--space-lg) 0;
}

.chart-bar {
    height: 30px;
    margin-bottom: var(--space-sm);
    padding: 0 var(--space-md);
    display: flex;
    align-items: center;
    background-color: var(--color-bg);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.chart-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: var(--value);
    background-color: var(--color);
}

.chart-bar span {
    position: relative;
    z-index: 1;
    color: var(--color-text);
}

.infographic__source {
    font-size: 0.75rem;
    text-align: right;
    color: var(--color-text-light);
}

.article__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
    margin: var(--space-xl) 0;
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.tags__title {
    font-weight: 600;
    color: var(--color-text-light);
}

.tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

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

.article__footer {
    margin-top: var(--space-xl);
}

.article__actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
}

.article__action-button {
    color: var(--color-text-light);
    background-color: transparent;
}

.article__action-button:hover {
    color: var(--color-primary);
}

.article__author-bio {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-md);
}

.author-bio__image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.author-bio__name {
    margin-bottom: var(--space-xs);
}

.author-bio__text {
    margin-bottom: var(--space-sm);
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.author-bio__link {
    font-size: 0.875rem;
    color: var(--color-primary);
}

/* Comments */
.article-comments {
    margin: var(--space-2xl) 0;
}

.comments__title {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.comment-form {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.comment-form__avatar {
    flex-shrink: 0;
}

.avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.comment-form__fields {
    flex: 1;
}

.comment-form__input {
    width: 100%;
    min-height: 100px;
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-base);
    font-size: 1rem;
    background-color: var(--color-bg);
    color: var(--color-text);
    resize: vertical;
    margin-bottom: var(--space-sm);
}

.comment-form__submit {
    align-self: flex-start;
}

.comments-list {
    margin-bottom: var(--space-xl);
}

.comment {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.comment--reply {
    margin-top: var(--space-md);
    margin-left: var(--space-xl);
}

.comment__content {
    flex: 1;
}

.comment__header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.comment__author {
    font-weight: 600;
}

.comment__date {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.comment__reply {
    margin-left: auto;
    font-size: 0.875rem;
    color: var(--color-primary);
    background: none;
    border: none;
    cursor: pointer;
}

.comment__text {
    margin-bottom: var(--space-sm);
}

.comment__actions {
    display: flex;
    gap: var(--space-md);
}

.comment__action {
    font-size: 0.875rem;
    color: var(--color-text-light);
    background: none;
    border: none;
    cursor: pointer;
}

.comment__action:hover {
    color: var(--color-primary);
}

.load-more-comments {
    display: block;
    margin: 0 auto;
}

/* Recommended Articles */
.recommended-articles {
    margin: var(--space-2xl) 0;
}

.recommended__title {
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

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

.recommended-article {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.recommended-article:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.recommended-article__link {
    display: block;
    color: var(--color-text);
}

.recommended-article__image-container {
    position: relative;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
}

.recommended-article__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.recommended-article__category {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    z-index: 2;
}

.recommended-article__content {
    padding: var(--space-md);
}

.recommended-article__title {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.recommended-article__meta {
    display: flex;
    gap: var(--space-md);
    font-size: 0.75rem;
    color: var(--color-text-light);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .article-grid, .recommended-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__list {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-bg);
        padding: var(--space-md);
        box-shadow: var(--shadow-md);
        transform: translateY(-20px);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav__list.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav__toggle.active .icon--menu {
        display: none;
    }
    
    .nav__toggle.active .icon--close {
        display: block;
    }
    
    .featured__content {
        padding: var(--space-lg);
        background: #757575;
    }
    
    .featured__excerpt {
        max-width: 100%;
    }
    
    .newsletter__inner {
        flex-direction: column;
        text-align: center;
    }
    
    .newsletter__form {
        width: 100%;
    }
    
    .article__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    .article__stats {
        width: 100%;
        justify-content: space-between;
    }
    
    .article__author-bio {
        flex-direction: column;
        text-align: center;
    }
    
    .author-bio__image {
        margin: 0 auto;
    }
}

@media (max-width: 640px) {
    .article-grid, .recommended-grid, .category-grid {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .footer__legal {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .comment-form {
        flex-direction: column;
    }
    
    .comment-form__avatar {
        display: none;
    }
    .featured__article {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 600px;
}
.featured__image {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.featured__image-container {
    position: relative;
    height: 100%;
    padding-bottom: 90%;
    display: flex
;
}
}