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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --bg-light: #ecf0f1;
    --bg-white: #ffffff;
    --border-color: #bdc3c7;
    --hover-color: #2980b9;
    --font-serif: 'Georgia', 'Times New Roman', serif;
    --font-sans: 'Helvetica Neue', Arial, sans-serif;
}

body {
    font-family: var(--font-sans);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

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

/* Header */
.header {
    background: var(--bg-white);
    border-bottom: 2px solid var(--border-color);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo h1 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.tagline {
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
    letter-spacing: 1px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-color);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-white);
    list-style: none;
    min-width: 200px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    padding: 10px 0;
    margin-top: 10px;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-dark);
    transition: background 0.3s ease;
}

.dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--accent-color);
}

.search-box {
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-box input {
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    width: 200px;
    transition: border-color 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.search-box button {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s ease;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="none"/><path d="M0 50 L100 50 M50 0 L50 100" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 3px;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 2px;
}

/* Featured Section */
.featured-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 40px;
    text-align: center;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--accent-color);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.featured-card {
    background: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.featured-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.featured-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

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

.featured-card .category {
    display: inline-block;
    padding: 5px 15px;
    background: var(--accent-color);
    color: white;
    font-size: 0.8rem;
    border-radius: 20px;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.featured-card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.featured-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.featured-card .date {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-top: 15px;
    font-style: italic;
}

/* Main Content */
.main-content {
    padding: 60px 0;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
}

.articles-section {
    min-height: 500px;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.article-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.article-card:hover {
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transform: translateY(-3px);
}

.article-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

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

.article-card .category {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-light);
    color: var(--accent-color);
    font-size: 0.75rem;
    border-radius: 15px;
    margin-bottom: 10px;
    text-transform: uppercase;
    font-weight: 600;
}

.article-card h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--primary-color);
    line-height: 1.4;
}

.article-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.article-card .date {
    color: var(--text-light);
    font-size: 0.8rem;
    font-style: italic;
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-widget {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 30px;
}

.sidebar-widget h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

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

.category-list li {
    margin-bottom: 10px;
}

.category-list a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    padding: 8px 0;
}

.category-list a:hover {
    color: var(--accent-color);
    padding-left: 10px;
}

.category-list a::before {
    content: '→';
    margin-right: 10px;
    opacity: 0;
    transition: all 0.3s ease;
}

.category-list a:hover::before {
    opacity: 1;
    margin-right: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-icons a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    color: var(--text-dark);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-3px);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination button {
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    background: var(--bg-white);
    color: var(--text-dark);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination button:hover:not(:disabled) {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.pagination button.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Article Detail Page */
.article-detail {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

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

.article-header .category {
    display: inline-block;
    padding: 8px 20px;
    background: var(--accent-color);
    color: white;
    font-size: 0.85rem;
    border-radius: 25px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.article-header h1 {
    font-family: var(--font-serif);
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.2;
}

.article-meta {
    display: flex;
    gap: 20px;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 30px;
}

.article-featured-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

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

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

.article-content h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--primary-color);
    margin: 40px 0 20px;
}

.article-content h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 30px 0 15px;
}

.article-content img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 30px 0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.article-content ul,
.article-content ol {
    margin: 20px 0;
    padding-left: 30px;
}

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

/* Product Section */
.product-section {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 8px;
    margin: 40px 0;
}

.product-section h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.product-card {
    background: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
}

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

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

.product-card h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.product-card p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.product-card .price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-color);
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: white;
    padding: 60px 0 20px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    font-family: var(--font-serif);
}

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

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

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-section p {
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

/* About & Contact Pages */
.page-header {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.page-header h1 {
    font-family: var(--font-serif);
    font-size: 3rem;
    margin-bottom: 20px;
}

.page-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px;
    font-size: 1.1rem;
    line-height: 1.8;
}

.page-content h2 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--primary-color);
    margin: 40px 0 20px;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

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

.submit-btn {
    background: var(--accent-color);
    color: white;
    padding: 15px 40px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease;
}

/* Responsive Design */
@media (max-width: 968px) {
    .content-wrapper {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .article-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background: var(--bg-white);
        width: 100%;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        transition: left 0.3s ease;
        gap: 0;
    }

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

    .nav-menu li {
        width: 100%;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
    }

    .mobile-menu-toggle {
        display: block;
    }

    .search-box {
        order: -1;
        width: 100%;
        margin-bottom: 10px;
    }

    .search-box input {
        width: 100%;
    }

    .logo h1 {
        font-size: 1.8rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }

    .article-featured-image {
        height: 300px;
    }

    .page-header h1 {
        font-size: 2rem;
    }
}