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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

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

p {
    margin-bottom: 1rem;
    color: #666;
}

a {
    color: #2563eb;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #1d4ed8;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    background-color: #2563eb;
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: #f8fafc;
    color: #475569;
    border: 1px solid #e2e8f0;
}

.btn-secondary:hover {
    background-color: #f1f5f9;
    border-color: #cbd5e1;
}

.btn-outline {
    background-color: transparent;
    color: #475569;
    border: 1px solid #e2e8f0;
}

.btn-outline:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
}

.btn-danger {
    background-color: #dc2626;
    color: white;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

/* Header */
.header {
    background-color: #fff;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

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

.logo h1 {
    font-size: 1.5rem;
    color: #1e293b;
    margin-bottom: 0;
}

.tagline {
    font-size: 0.875rem;
    color: #64748b;
    margin-bottom: 0;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: #64748b;
    transition: color 0.2s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #2563eb;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #2563eb;
    border-radius: 1px;
}

.admin-link {
    color: #dc2626 !important;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.hero-description {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
.posts-section,
.about-section,
.newsletter-section,
.contact-section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* Posts */
.posts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.post-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #f1f5f9;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.post-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    overflow: hidden;
}

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

.post-content {
    padding: 1.5rem;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: #64748b;
}

.post-category {
    background-color: #dbeafe;
    color: #1e40af;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.post-title {
    font-size: 1.25rem;
    color: #1e293b;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.post-excerpt {
    color: #64748b;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid #f1f5f9;
}

.read-more {
    color: #2563eb;
    font-weight: 500;
    font-size: 0.875rem;
}

.read-more:hover {
    color: #1d4ed8;
}

/* Loading */
.loading {
    text-align: center;
    padding: 3rem;
    color: #64748b;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #f1f5f9;
    border-top: 3px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.load-more-container {
    text-align: center;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #f8fafc;
    border-radius: 50%;
    color: #64748b;
    transition: all 0.2s ease;
}

.social-link:hover {
    background-color: #2563eb;
    color: white;
    transform: translateY(-2px);
}

.about-image {
    text-align: center;
}

.image-placeholder {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: #94a3b8;
}

/* Newsletter Section */
.newsletter-section {
    background-color: #f8fafc;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-form {
    margin-top: 2rem;
}

.newsletter-form .form-group {
    display: flex;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-note {
    font-size: 0.75rem;
    color: #64748b;
    margin-top: 0.5rem;
}

.newsletter-success {
    background-color: #dcfce7;
    color: #166534;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: #64748b;
}

.contact-form {
    background-color: #f8fafc;
    padding: 2rem;
    border-radius: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-success {
    background-color: #dcfce7;
    color: #166534;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
}

/* Footer */
.footer {
    background-color: #1e293b;
    color: white;
    padding: 2rem 0;
}

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

.footer-left p {
    color: #94a3b8;
    margin-bottom: 0;
}

.footer-right {
    display: flex;
    gap: 2rem;
}

.footer-link {
    color: #94a3b8;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .posts-container {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form .form-group {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-right {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 2rem 0;
    }
    
    .posts-section,
    .about-section,
    .newsletter-section,
    .contact-section {
        padding: 2rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .posts-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .post-content {
        padding: 1rem;
    }
    
    .contact-form {
        padding: 1rem;
    }
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 999;
}
.modal.active {
  opacity: 1;
  visibility: visible;
}
.modal-content {
  background: #fff;
  padding: 20px;
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: 12px;
  position: relative;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.modal-close {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 1.5rem;
  cursor: pointer;
  color: #333;
}
@media (max-width: 600px) {
  .modal-content {
    padding: 15px;
    width: 95%;
  }
}