/* ============================================
   ARTICLES & BLOG PAGE - PREMIUM DESIGN
   ============================================ */

/* Hero Section */
.articles-hero {
    background: var(--gradient-hero);
    padding: var(--space-20) 0 var(--space-16);
    position: relative;
    overflow: hidden;
    color: var(--white);
    text-align: center;
}

.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    z-index: 0;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -150px;
    left: -100px;
}

.shape-2 {
    width: 350px;
    height: 350px;
    background: var(--accent);
    bottom: -100px;
    right: -50px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: var(--space-6);
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: white;
}

/* Glassmorphism Search Box */
.search-filter-box {
    margin-top: var(--space-10);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-xl);
}

.search-field-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    min-width: 280px;
}

.search-input-wrapper i {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-control {
    width: 100%;
    padding: 1rem 1.25rem 1rem 3rem;
    background: white;
    border: 2px solid transparent;
    border-radius: var(--radius-xl);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-soft);
    outline: none;
}

.filter-control {
    padding: 1rem 1.5rem;
    background: white;
    border: 2px solid transparent;
    border-radius: var(--radius-xl);
    font-weight: 600;
    min-width: 180px;
    cursor: pointer;
}

/* Categories Bar */
.categories-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: var(--space-12);
}

.category-pill {
    padding: 0.6rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
}

.category-pill:hover,
.category-pill.active {
    background: white;
    color: var(--secondary);
    border-color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Featured Article Spotlight */
.featured-article-section {
    padding: var(--space-20) 0;
}

.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    background: white;
    border-radius: var(--radius-3xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--gray-100);
    min-height: 450px;
}

.featured-img-box {
    position: relative;
    overflow: hidden;
}

.featured-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.featured-card:hover .featured-img-box img {
    transform: scale(1.05);
}

.featured-content {
    padding: var(--space-12);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
}

.featured-title {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--space-6);
    color: var(--secondary);
}

/* Article Cards Styling */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.blog-card {
    background: white;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-soft);
}

.blog-card-img {
    height: 220px;
    position: relative;
    overflow: hidden;
}

.blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.blog-card:hover .blog-card-img img {
    transform: scale(1.1);
}

.blog-category-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--primary);
    z-index: 2;
}

.blog-card-body {
    padding: var(--space-8);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--secondary);
    line-height: 1.4;
    transition: color 0.3s ease;
}

.blog-card:hover .blog-card-title {
    color: var(--primary);
}

.blog-card-excerpt {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: var(--space-6);
    flex: 1;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-50);
    font-size: 0.8125rem;
    color: var(--gray-400);
    font-weight: 600;
}

.blog-meta-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.blog-meta-item i {
    color: var(--primary-light);
}

/* Newsletter Section Premium */
.newsletter-gradient {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    padding: var(--space-20) 0;
    position: relative;
    overflow: hidden;
    color: white;
}

.newsletter-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.newsletter-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto var(--space-6);
    color: var(--primary-light);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.newsletter-form-container {
    margin-top: var(--space-8);
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem;
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(10px);
    display: flex;
    gap: 0.5rem;
}

.newsletter-form-container .form-control {
    background: transparent;
    border: none;
    color: white;
    padding: 1rem 1.5rem;
    flex: 1;
}

.newsletter-form-container .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* Empty State */
.blog-empty-state {
    text-align: center;
    padding: var(--space-20) 0;
}

.blog-empty-icon {
    font-size: 5rem;
    color: var(--gray-100);
    margin-bottom: var(--space-6);
}

/* ============================================
   ARTICLE DETAIL - READING EXPERIENCE
   ============================================ */
.article-detail-header {
    background: var(--gradient-hero);
    padding: var(--space-20) 0 var(--space-32);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.article-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: var(--space-6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-breadcrumb a {
    color: inherit;
    text-decoration: none;
}

.article-breadcrumb i {
    font-size: 0.6rem;
    opacity: 0.5;
}

.article-detail-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    max-width: 900px;
    margin: 0 auto var(--space-8);
}

.article-reading-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
}

.article-reading-meta i {
    color: var(--primary-light);
    margin-right: 0.5rem;
}

/* Content Container */
.article-main-wrapper {
    max-width: 900px;
    margin: -120px auto var(--space-20);
    background: white;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    position: relative;
    z-index: 10;
    padding: var(--space-12);
    border: 1px solid var(--gray-100);
}

.article-featured-img {
    width: calc(100% + (var(--space-12) * 2));
    margin-left: calc(var(--space-12) * -1);
    margin-top: calc(var(--space-12) * -1);
    margin-bottom: var(--space-12);
    height: 550px;
    object-fit: cover;
    border-radius: var(--radius-3xl) var(--radius-3xl) 0 0;
}

.article-body-content {
    font-size: 1.125rem;
    line-height: 2;
    color: var(--gray-700);
}

.article-body-content h2,
.article-body-content h3 {
    color: var(--secondary);
    font-weight: 800;
    margin: var(--space-12) 0 var(--space-4);
}

.article-body-content p {
    margin-bottom: var(--space-8);
}

/* Author Box */
.author-profile-card {
    margin-top: var(--space-16);
    padding: var(--space-10);
    background: var(--off-white);
    border-radius: var(--radius-2xl);
    display: flex;
    gap: var(--space-8);
    align-items: center;
}

.author-avatar-large {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    font-weight: 900;
    flex-shrink: 0;
}

.author-info h4 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--secondary);
}

.author-info p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* Share List */
.share-links-modern {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: var(--space-12);
    padding-top: var(--space-12);
    border-top: 1px solid var(--gray-100);
}

.share-btn-round {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--off-white);
    color: var(--secondary);
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.share-btn-round:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Related Section Title */
.related-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.related-header h2 {
    font-size: 2.25rem;
    font-weight: 900;
}

/* Responsive */
@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .featured-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .featured-card {
        min-height: auto;
    }

    .featured-content {
        padding: var(--space-8);
    }

    .featured-title {
        font-size: 1.75rem;
    }

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

    .newsletter-form-container {
        flex-direction: column;
        background: transparent;
        padding: 0;
    }

    .newsletter-form-container .form-control {
        background: rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-xl);
        margin-bottom: 0.5rem;
    }

    .newsletter-form-container .btn {
        border-radius: var(--radius-xl);
    }

    /* Detail Mobile */
    .article-detail-title {
        font-size: 2.25rem;
    }

    .article-main-wrapper {
        padding: var(--space-6);
        margin-top: -60px;
    }

    .article-featured-img {
        height: 350px;
        width: calc(100% + (var(--space-6) * 2));
        margin-left: calc(var(--space-6) * -1);
        margin-top: calc(var(--space-6) * -1);
    }

    .author-profile-card {
        flex-direction: column;
        text-align: center;
    }

    .article-reading-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}