/* ==================================
   Variables & Reset
   ================================== */
:root {
    --primary: #3273DC;
    --primary-dark: #1a5490;
    --secondary: #48C774;
    --danger: #F14668;
    --warning: #FFDD57;
    --info: #209CEE;
    --light: #F5F5F5;
    --dark: #363636;
    --gray: #7a7a7a;
    --border-color: #dbdbdb;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: #fff;
}

/* ==================================
   Container & Layout
   ================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================================
   Typography
   ================================== */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--primary-dark);
}

/* ==================================
   Header & Navigation
   ================================== */
.header {
    background-color: #fff;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

.logo img {
    height: 40px;
}

.navbar-menu {
    display: flex;
    gap: 2rem;
}

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

.nav-link {
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.search-form {
    display: flex;
    gap: 0.5rem;
    background-color: var(--light);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.search-input {
    border: none;
    background: transparent;
    padding: 0;
    width: 200px;
    outline: none;
}

.search-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray);
}

/* ==================================
   Hero Section
   ================================== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 3rem;
    border-radius: 8px;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.hero-content p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* ==================================
   Blog Section
   ================================== */
.blog-section {
    margin-bottom: 3rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    margin: 0;
}

/* ==================================
   Posts Grid
   ================================== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.post-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.post-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.post-card-image {
    display: block;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

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

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

.post-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--gray);
}

.category {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.post-card-content h3 {
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.post-card-content h3 a {
    color: var(--dark);
}

.post-card-content h3 a:hover {
    color: var(--primary);
}

.post-excerpt {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.post-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
}

.reading-time {
    color: var(--gray);
}

.read-more {
    color: var(--primary);
    font-weight: 600;
    transition: gap 0.3s ease;
}

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

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

.pagination {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.pagination-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.pagination-link {
    display: inline-block;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--dark);
    transition: all 0.3s ease;
}

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

.pagination-link.is-current {
    background-color: var(--primary);
    color: white;
}

/* ==================================
   No Posts
   ================================== */
.no-posts {
    text-align: center;
    padding: 3rem;
    background-color: var(--light);
    border-radius: 8px;
}

/* ==================================
   Footer
   ================================== */
.footer {
    background-color: var(--dark);
    color: white;
    margin-top: 4rem;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
}

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

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    border: none;
    border-radius: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* ==================================
   Buttons
   ================================== */
.btn-primary,
.btn-secondary {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

.btn-secondary {
    background-color: var(--light);
    color: var(--dark);
}

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

/* ==================================
   Breadcrumb
   ================================== */
.breadcrumb {
    background-color: var(--light);
    padding: 1rem 0;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb ul {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.breadcrumb a,
.breadcrumb span {
    color: var(--gray);
}

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

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--gray);
    font-size: 0.875rem;
}

/* ==================================
   Responsive
   ================================== */
@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

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

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .breadcrumb ul {
        flex-wrap: wrap;
    }
}