:root {
    --primary: #4361ee;
    --secondary: #3a0ca3;
    --accent: #7209b7;
    --light: #f8f9fa;
    --dark: #212529;
    --success: #4cc9f0;
    --warning: #f72585;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --gradient: linear-gradient(135deg, #044bae 0%, #38b6ff 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    color: var(--dark);
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
}

 

header {
    margin-top: 0;
    background: white;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(108, 99, 255, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

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

.logo img {
    height: 100px;
    margin-right: 10px;
    transition: transform 0.3s;
}

.logo:hover img {
    transform: rotate(15deg);
}

.logo h1 {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--gradient);
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: all 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--gradient);
    transition: width 0.3s;
}

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

.nav-links a:hover {
    color: var(--primary);
}

.cta-button {
    background: var(--gradient);
    color: white;
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(108, 99, 255, 0.3);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(108, 99, 255, 0.4);
}

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

.filter-buttons {
    margin-top: 200px;
}







.blog-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

@media (max-width: 992px) {
    .blog-container {
        grid-template-columns: 1fr;
    }
}

/* Blog Posts Grid */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.blog-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

.card-image {
    height: 180px;
    overflow: hidden;
    position: relative;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.card-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--dark);
    line-height: 1.4;
}

.card-content p {
    color: var(--gray);
    margin-bottom: 20px;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    color: var(--gray);
    font-size: 0.9rem;
    border-top: 1px solid var(--light-gray);
    padding-top: 15px;
    margin-top: auto;
}

.read-more {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    margin-top: 10px;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: var(--accent);
}

/* Featured Post */
.featured-post {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 30px;
}

.featured-image {
    height: 100%;
    min-height: 300px;
}

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

.featured-content {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-content .card-category {
    position: static;
    display: inline-block;
    margin-bottom: 15px;
}

.featured-content h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--dark);
}

.featured-content p {
    color: var(--gray);
    margin-bottom: 20px;
}

/* Sidebar */
.sidebar {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    height: fit-content;
}

.sidebar-section {
    margin-bottom: 30px;
}

.sidebar-section:last-child {
    margin-bottom: 0;
}

.sidebar-section h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
    color: var(--dark);
}

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

.categories-list li {
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
}

.categories-list a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.categories-list a:hover {
    color: var(--primary);
}

.categories-list span {
    background: var(--light-gray);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
}

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

.tag {
    background: var(--light-gray);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.recent-post {
    display: flex;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--light-gray);
}

.recent-post:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.recent-post img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 8px;
    margin-right: 15px;
}

.recent-post-content h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.recent-post-content span {
    font-size: 0.8rem;
    color: var(--gray);
}

/* Newsletter */
.newsletter {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
}

.newsletter h3 {
    margin-bottom: 15px;
    color: white;
}

.newsletter p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.newsletter-form input {
    padding: 12px 15px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
}

.newsletter-form button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 12px 15px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
}

.newsletter-form button:hover {
    background: #5a08a0;
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.filter-btn {
    background: white;
    border: none;
    padding: 8px 20px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.filter-btn.active {
    background: var(--primary);
    color: white;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 50px;
    padding: 20px;
    color: var(--gray);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .featured-post {
        grid-template-columns: 1fr;
    }
    
    .featured-image {
        min-height: 200px;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    .filter-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 200px;
    }
}