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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

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

/* Header & Navigation */
header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    cursor: pointer;
    position: relative;
}

.logo a {
    text-decoration: none !important;
    color: inherit !important;
    cursor: pointer !important;
    display: block !important;
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 1001;
    pointer-events: auto !important;
}

.logo h1 {
    color: #d32f2f;
    font-size: 1.8rem;
    margin: 0;
    padding: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    position: relative;
    z-index: 1;
}

.logo a:hover h1 {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
    display: block;
    padding: 0.5rem 0;
}

.nav-menu a:hover {
    color: #d32f2f;
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
    z-index: 1002;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    transition: all 0.3s;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #d32f2f 0%, #f57c00 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

/* Sections */
section {
    padding: 3rem 0;
}

section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
    text-align: center;
}

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

.article-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

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

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

.article-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.article-card p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.read-more-btn {
    display: inline-block;
    padding: 0.7rem 1.5rem;
    background-color: #d32f2f;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.read-more-btn:hover {
    background-color: #b71c1c;
}

/* Categories */
.categories-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.category-tag {
    padding: 0.7rem 1.5rem;
    background-color: #fff;
    color: #333;
    text-decoration: none;
    border-radius: 25px;
    border: 2px solid #d32f2f;
    transition: all 0.3s;
}

.category-tag:hover {
    background-color: #d32f2f;
    color: white;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination a {
    padding: 0.7rem 1.2rem;
    background-color: white;
    color: #333;
    text-decoration: none;
    border-radius: 5px;
    border: 1px solid #ddd;
    transition: all 0.3s;
}

.pagination a:hover,
.pagination a.active {
    background-color: #d32f2f;
    color: white;
    border-color: #d32f2f;
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
}

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

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #d32f2f;
}

/* Article Page Styles */
.article-container {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 20px;
}

.article-header {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.article-header h1 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1rem;
}

.article-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.article-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    line-height: 1.8;
}

.article-content img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 2rem 0;
}

.article-content h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: #d32f2f;
}

.article-content h3 {
    font-size: 1.4rem;
    margin: 1.5rem 0 1rem;
    color: #333;
}

.article-content ul,
.article-content ol {
    margin: 1rem 0 1rem 2rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: #fff;
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        transition: left 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
        margin: 0;
    }

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

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid #eee;
    }

    .nav-menu a {
        padding: 1rem 2rem;
        width: 100%;
        display: block;
        font-size: 1.1rem;
    }

    .nav-menu a:hover {
        background-color: #f5f5f5;
        color: #d32f2f;
    }

    .hero h2 {
        font-size: 2rem;
    }

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

    footer .container {
        flex-direction: column;
        text-align: center;
    }

    .logo h1 {
        font-size: 1.5rem;
    }
}