/* ========================================= 
   SU-DHAAM BLOG PAGE STYLES
   Magazine-style layout with authentication
   ========================================= */

/* Blog Hero Section */
.blog-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    background: linear-gradient(
        135deg, 
        var(--primary-brown) 0%, 
        var(--secondary-clay) 100%
    );
    display: flex;
    align-items: center;
    color: white;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M0 0h100v100H0z" fill="none"/><circle cx="10" cy="10" r="1" fill="rgba(255,248,220,0.1)"/><circle cx="30" cy="25" r="1.5" fill="rgba(255,248,220,0.08)"/><circle cx="60" cy="15" r="0.8" fill="rgba(255,248,220,0.1)"/><circle cx="80" cy="35" r="1.2" fill="rgba(255,248,220,0.06)"/></svg>') repeat;
    opacity: 0.3;
}

.blog-hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    text-align: center;
}

.blog-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.blog-hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    opacity: 0.9;
}

/* User Authentication Section */
.user-auth-section {
    background: var(--bg-paper);
    padding: 1rem 0;
    border-bottom: 1px solid var(--secondary-light);
}

.auth-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.user-greeting {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-brown);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.auth-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.login-btn, .logout-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--primary-brown);
    background: white;
    color: var(--primary-brown);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.login-btn:hover, .logout-btn:hover {
    background: var(--primary-brown);
    color: white;
}

/* Category Filter Section */
.category-filter {
    background: var(--bg-paper);
    padding: 2rem 0;
    border-bottom: 1px solid var(--secondary-light);
    position: sticky;
    top: 80px;
    z-index: 10;
}

.filter-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.filter-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.search-box {
    flex: 1;
    min-width: 250px;
    padding: 0.75rem 1rem;
    border: 2px solid var(--secondary-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.search-box:focus {
    outline: none;
    border-color: var(--primary-brown);
}

.category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.category-tag {
    padding: 0.5rem 1rem;
    background: var(--secondary-clay);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.category-tag:hover,
.category-tag.active {
    background: var(--primary-brown);
    transform: translateY(-2px);
    box-shadow: var(--shadow-subtle);
}

/* Featured Articles Section */
.featured-section {
    padding: 3rem 0;
    background: var(--bg-cream);
}

.featured-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .featured-grid {
        grid-template-columns: 2fr 1fr;
    }
}

.featured-main {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-elevated);
    transition: transform var(--transition-smooth);
    cursor: pointer;
}

.featured-main:hover {
    transform: translateY(-4px);
}

.featured-image {
    height: 250px;
    background: var(--secondary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-brown);
}

.featured-content {
    padding: 1.5rem;
}

.featured-category {
    display: inline-block;
    background: var(--primary-brown);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.featured-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--primary-brown);
}

.featured-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.featured-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Articles Grid */
.articles-section {
    padding: 4rem 0;
    background: var(--bg-paper);
}

.articles-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.section-title {
    text-align: center;
    color: var(--primary-brown);
    margin-bottom: 3rem;
}

.articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 600px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 960px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.article-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-smooth);
    cursor: pointer;
    position: relative;
}

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

.article-image {
    height: 180px;
    background: var(--secondary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-brown);
}

.article-content {
    padding: 1.25rem;
}

.article-category {
    display: inline-block;
    background: var(--secondary-clay);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.article-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-brown);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.article-excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* User Actions */
.article-actions {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.article-card:hover .article-actions {
    opacity: 1;
}

.bookmark-btn, .share-btn {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-fast);
}

.bookmark-btn:hover, .share-btn:hover {
    background: white;
    transform: scale(1.1);
}

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

/* Newsletter Section */
.newsletter-section {
    background: var(--primary-brown);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.newsletter-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 1rem;
}

.newsletter-title {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.newsletter-subtitle {
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

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

.newsletter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--secondary-clay);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: background var(--transition-fast);
}

.newsletter-btn:hover {
    background: var(--text-primary);
}

/* Login Modal */
.login-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
}

.login-modal.active {
    opacity: 1;
    visibility: visible;
}

.login-content {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 400px;
    position: relative;
}

.login-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.login-title {
    text-align: center;
    color: var(--primary-brown);
    margin-bottom: 1.5rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    padding: 0.75rem;
    border: 2px solid var(--secondary-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-brown);
}

.form-submit {
    padding: 0.75rem;
    background: var(--primary-brown);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.form-submit:hover {
    background: var(--secondary-clay);
}

.form-register-link {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-secondary);
}

.form-register-link a {
    color: var(--primary-brown);
    text-decoration: none;
    font-weight: 500;
}

.form-register-link a:hover {
    text-decoration: underline;
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid var(--secondary-light);
    border-top: 2px solid var(--primary-brown);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .filter-controls {
        flex-direction: column;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .article-actions {
        opacity: 1;
    }
}

/* Premium Content Indicator */
.premium-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: linear-gradient(45deg, gold, orange);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: bold;
    text-transform: uppercase;
}

/* User-specific content */
.user-content {
    display: none;
}

.user-logged-in .user-content {
    display: block;
}

.guest-content {
    display: block;
}

.user-logged-in .guest-content {
    display: none;
}

/* Article Modal */
.article-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
    overflow-y: auto;
}

.article-modal-content {
    background: white;
    border-radius: var(--border-radius);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.article-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.1);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    transition: background var(--transition-fast);
}

.article-modal-close:hover {
    background: rgba(0, 0, 0, 0.2);
}

.article-modal-header {
    padding: 2rem;
    border-bottom: 1px solid var(--secondary-light);
}

.article-modal-image {
    font-size: 4rem;
    text-align: center;
    margin-bottom: 1rem;
}

.article-modal-title {
    font-size: 2rem;
    color: var(--primary-brown);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.article-modal-body {
    padding: 2rem;
    line-height: 1.7;
}

.article-modal-body .article-excerpt {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 2rem;
    padding-left: 1rem;
    border-left: 3px solid var(--primary-brown);
}

.article-modal-body .article-content {
    font-size: 1rem;
    color: var(--text-primary);
}

.article-modal-actions {
    padding: 1rem 2rem 2rem;
    display: flex;
    gap: 1rem;
    border-top: 1px solid var(--secondary-light);
}

.article-modal-actions .bookmark-btn,
.article-modal-actions .share-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-brown);
    background: white;
    color: var(--primary-brown);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-modal-actions .bookmark-btn:hover,
.article-modal-actions .share-btn:hover {
    background: var(--primary-brown);
    color: white;
}

.article-modal-actions .bookmark-btn.bookmarked {
    background: var(--primary-brown);
    color: white;
}

@media (max-width: 768px) {
    .article-modal {
        padding: 0.5rem;
    }
    
    .article-modal-header,
    .article-modal-body {
        padding: 1.5rem;
    }
    
    .article-modal-actions {
        padding: 1rem 1.5rem;
        flex-direction: column;
    }
    
    .article-modal-title {
        font-size: 1.5rem;
    }
}