/* Variables */
:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --secondary: #10b981;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #94a3b8;
    --light-gray: #e2e8f0;
    --white: #ffffff;
    --black: #000000;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
}

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

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

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

/* Header */
.blog-header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo img {
    height: 40px;
    width: auto;
}

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

.nav-menu a {
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

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

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero */
.blog-hero {
    background: linear-gradient(135deg, #e0e7ff 0%, #f0fdf4 100%);
    padding: 6rem 0 4rem;
    text-align: center;
}

.blog-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 2rem;
}

.search-box {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.search-box input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    outline: none;
    font-size: 1rem;
}

.search-box button {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 0 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Articles Grid */
.blog-content {
    padding: 4rem 0;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.article-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.article-thumbnail {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.article-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.category-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.article-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--gray);
    margin-bottom: 0.75rem;
}

.article-card h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-card h2 a:hover {
    color: var(--primary);
}

.excerpt {
    color: var(--gray);
    margin-bottom: 1.5rem;
    flex: 1;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--light-gray);
}

.read-more {
    font-weight: 600;
    color: var(--primary);
}

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

.social-share {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.social-share span {
    font-size: 0.875rem;
    color: var(--gray);
}

.social-share a {
    color: var(--gray);
    font-size: 1rem;
}

.social-share a:hover {
    color: var(--primary);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-nav,
.page-number {
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.page-number {
    min-width: 40px;
    text-align: center;
}

.page-number:hover,
.page-number.active {
    background: var(--primary);
    color: var(--white);
}

.page-nav.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* Newsletter */
.newsletter {
    background: linear-gradient(135deg, #4f46e5 0%, #10b981 100%);
    padding: 4rem 0;
    color: var(--white);
    text-align: center;
}

.newsletter h2 {
    margin-bottom: 1rem;
}

.newsletter p {
    max-width: 600px;
    margin: 0 auto 2rem;
    opacity: 0.9;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
}

.cta-button {
    background: var(--white);
    color: var(--primary);
    border: none;
    padding: 0 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Footer */
.blog-footer {
    background: var(--dark);
    color: var(--white);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-col h3 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.footer-col p {
    margin-bottom: 1rem;
    opacity: 0.8;
}

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

.footer-col li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-col a:hover {
    opacity: 1;
    color: var(--white);
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;

    }

    .hamburger {
        display: block;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

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

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