:root {
    --primary: #1e88e5;
    --secondary: #37474f;
    --accent: #ff6f00;
    --background: #f9f9f9;
    --text: #212121;
    --card-bg: #ffffff;
    --border: #e0e0e0;
}

[data-theme="dark"] {
    --primary: #90caf9;
    --secondary: #b0bec5;
    --accent: #ffb300;
    --background: #121212;
    --text: #eeeeee;
    --card-bg: #1e1e1e;
    --border: #333333;
}

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

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background);
    color: var(--text);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s;
}

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

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

/* Navigation */
.navbar {
    background-color: var(--card-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-logo a {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: 1.5rem;
}

.nav-link {
    color: var(--text);
    font-weight: 500;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text);
    margin: 3px 0;
    transition: 0.3s;
}

.dark-mode-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    margin-left: 1rem;
}

/* Hero Section */
.hero {
    margin: 2rem 0;
}

.carousel {
    position: relative;
    height: 400px;
    overflow: hidden;
    border-radius: 8px;
}

.carousel-inner {
    display: flex;
    transition: transform 0.5s ease;
    height: 100%;
}

.carousel-item {
    min-width: 100%;
    position: relative;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem;
}

.carousel-caption h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

/* News Grid */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.news-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

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

.news-card-content {
    padding: 1.5rem;
}

.news-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.news-meta {
    color: var(--secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Sidebar */
.sidebar {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.sidebar h3 {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 0.5rem;
}

.category-list a {
    display: block;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.category-list a:hover {
    background-color: rgba(30, 136, 229, 0.1);
}

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

.newsletter-form input {
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--background);
    color: var(--text);
}

.newsletter-form button {
    padding: 0.75rem;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.newsletter-form button:hover {
    background-color: var(--accent);
}

/* Footer */
footer {
    background-color: var(--card-bg);
    padding: 2rem 0;
    margin-top: 3rem;
    border-top: 1px solid var(--border);
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-section h3 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--border);
}

/* Progress Bar */
.progress-container {
    position: fixed;
    top: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 1001;
}

.progress-bar {
    height: 4px;
    background: var(--accent);
    width: 0%;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--background);
    color: var(--text);
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

/* Article Page Styles */
.news-article {
    margin-bottom: 3rem;
}

.article-header {
    margin-bottom: 2rem;
    text-align: center;
}

.article-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.article-meta {
    color: var(--secondary);
    font-size: 0.9rem;
}

.article-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 3rem;
}

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

/* Related Articles */
.related-articles {
    margin-bottom: 3rem;
}

.related-articles h2 {
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

/* Comments */
.comments {
    margin-bottom: 3rem;
}

.comments h2 {
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--secondary);
    font-size: 1.1rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
}

.pagination a {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
}

.pagination a.active,
.pagination a:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* About Page Styles */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-section {
    margin-bottom: 3rem;
}

.about-section h2 {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

.coverage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.coverage-item {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.coverage-item h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

/* Contact Page Styles */
.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.contact-form,
.contact-info {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact-form h2,
.contact-info h2 {
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--background);
    color: var(--text);
}

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

.info-item {
    margin-bottom: 2rem;
}

.info-item h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    padding: 0.5rem;
    background-color: var(--primary);
    color: white;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.social-link:hover {
    background-color: var(--accent);
    color: white;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Content Wrapper */
.content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--card-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 1.5rem 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .carousel {
        height: 300px;
    }

    .carousel-caption h2 {
        font-size: 1.5rem;
    }
    
    .content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-image {
        height: 250px;
    }
}