/* ============================================
   BLOG ENHANCEMENT - Ground News Inspired UI/UX
   ============================================ */

:root {
    --primary-color: #6f42c1;
    --secondary-color: #0d6efd;
    --accent-color: #0dcaf0;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-bg: #f8f9fa;
    --card-bg: #ffffff;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --text-lighter: #999999;
    --border-color: #e0e0e0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'League Spartan', 'Poppins', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.6;
}

/* ============================================
   HERO SECTION
   ============================================ */

.blog-hero {
    background: linear-gradient(135deg, #6f42c1 0%, #0d6efd 50%, #0dcaf0 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
    position: relative;
    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 1200 120"><path d="M0,40 Q300,80 600,40 T1200,40 L1200,120 L0,120 Z" fill="rgba(255,255,255,0.1)"/></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

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

.blog-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: -0.5px;
}

.blog-hero p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin-bottom: 30px;
}

.blog-search-container {
    max-width: 500px;
    margin: 0 auto 20px;
}

.blog-search {
    position: relative;
    display: flex;
    gap: 10px;
}

.blog-search input {
    flex: 1;
    padding: 12px 18px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.blog-search input:focus {
    outline: none;
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.blog-search button {
    padding: 12px 24px;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.blog-search button:hover {
    background-color: darken(var(--accent-color), 10%);
    transform: translateY(-2px);
}

/* ============================================
   FILTERS & CATEGORY SECTION
   ============================================ */

.blog-filters {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 20px;
    background: white;
    border-bottom: 1px solid var(--border-color);
    scroll-behavior: smooth;
}

.blog-filters::-webkit-scrollbar {
    height: 4px;
}

.blog-filters::-webkit-scrollbar-track {
    background: var(--light-bg);
}

.blog-filters::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 4px;
}

.filter-btn {
    padding: 8px 16px;
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-dark);
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ============================================
   LAYOUT CONTAINERS
   ============================================ */

.blog-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
}

.blog-main-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 40px;
    align-items: start;
}

@media (max-width: 1024px) {
    .blog-main-grid {
        grid-template-columns: 1fr;
    }

    .blog-sidebar {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
}

/* ============================================
   FEATURED ARTICLE SECTION
   ============================================ */

.featured-article {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: 40px;
    transition: var(--transition);
}

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

.featured-article-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.featured-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--border-color) 100%);
}

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

.featured-article:hover .featured-image img {
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: linear-gradient(135deg, #6f42c1, #0d6efd);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    z-index: 2;
}

.featured-text {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-text h2 {
    font-size: 1.75rem;
    line-height: 1.3;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.featured-text p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.featured-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    font-size: 0.85rem;
    color: var(--text-lighter);
}

.featured-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.featured-read-btn {
    align-self: flex-start;
    padding: 10px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.featured-read-btn:hover {
    background: var(--secondary-color);
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .featured-article-content {
        grid-template-columns: 1fr;
    }

    .featured-text {
        padding: 30px;
    }

    .featured-text h2 {
        font-size: 1.4rem;
    }
}

/* ============================================
   BLOG CARDS - MULTIPLE LAYOUTS
   ============================================ */

.blog-posts-section {
    margin-bottom: 60px;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-dark);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #6f42c1, #0d6efd);
    border-radius: 2px;
}

/* LAYOUT 1: GRID LAYOUT (3 columns) */

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

/* LAYOUT 2: LIST LAYOUT (Card with horizontal arrangement) */

.blog-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.blog-list-item {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    gap: 0;
}

.blog-list-item:hover {
    box-shadow: var(--shadow-md);
}

.blog-list-image {
    flex-shrink: 0;
    width: 280px;
    height: 180px;
    overflow: hidden;
    background: var(--light-bg);
}

.blog-list-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.blog-list-item:hover .blog-list-image img {
    transform: scale(1.08);
}

.blog-list-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.blog-list-content h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
    line-height: 1.4;
    color: var(--text-dark);
}

.blog-list-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.blog-list-meta {
    display: flex;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--text-lighter);
}

@media (max-width: 768px) {
    .blog-list-item {
        flex-direction: column;
    }

    .blog-list-image {
        width: 100%;
        height: 200px;
    }
}

/* ============================================
   BLOG CARD COMPONENT
   ============================================ */

.blog-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.blog-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-8px);
}

.blog-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--border-color) 100%);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.1) rotate(1deg);
    filter: brightness(1.1);
}

.blog-card-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #6f42c1, #0d6efd);
    color: white;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.blog-card-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-date {
    font-size: 0.8rem;
    color: #0d6efd;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.blog-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-dark);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-excerpt {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.blog-card-author {
    font-size: 0.85rem;
    color: var(--text-lighter);
}

.blog-card-link {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
}

.blog-card-link:hover {
    color: var(--secondary-color);
    gap: 10px;
}

.blog-card-link::after {
    content: '→';
}

/* ============================================
   SIDEBAR WIDGETS
   ============================================ */

.blog-sidebar {
    position: sticky;
    top: 20px;
}

.widget {
    background: white;
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-sm);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

/* TRENDING WIDGET */

.trending-item {
    display: flex;
    gap: 15px;
    padding-bottom: 15px;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.trending-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.trending-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 163, 177, 0.1);
    border-radius: 50%;
}

.trending-content h4 {
    font-size: 0.95rem;
    margin-bottom: 5px;
    line-height: 1.3;
    color: var(--text-dark);
}

.trending-content p {
    font-size: 0.8rem;
    color: var(--text-lighter);
}

/* CATEGORIES WIDGET */

.category-list {
    list-style: none;
}

.category-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.category-item:last-child {
    border-bottom: none;
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

.category-link:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.category-count {
    background: var(--light-bg);
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-lighter);
}

/* NEWSLETTER WIDGET */

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.newsletter-form input {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(111, 66, 193, 0.1);
}

.newsletter-form button {
    padding: 12px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* ============================================
   TAGS & METADATA
   ============================================ */

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.tag {
    display: inline-block;
    padding: 6px 12px;
    background: var(--light-bg);
    color: var(--text-dark);
    border-radius: 20px;
    font-size: 0.8rem;
    text-decoration: none;
    transition: var(--transition);
}

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

/* ============================================
   PAGINATION
   ============================================ */

.pagination {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 50px;
}

.pagination a,
.pagination span {
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition);
}

.pagination a:hover,
.pagination span.current {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.blog-card,
.featured-article,
.blog-list-item {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.blog-card:nth-child(2) {
    animation-delay: 0.1s;
}

.blog-card:nth-child(3) {
    animation-delay: 0.2s;
}

/* ============================================
   LOADING SKELETON
   ============================================ */

.skeleton {
    background: linear-gradient(90deg, var(--light-bg) 25%, var(--border-color) 50%, var(--light-bg) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1024px) {
    .blog-main-grid {
        gap: 30px;
    }

    .blog-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .blog-container {
        padding: 20px 15px;
    }

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

    .featured-text {
        padding: 25px;
    }

    .featured-text h2 {
        font-size: 1.3rem;
    }

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

    .blog-list-item {
        flex-direction: column;
    }

    .blog-list-image {
        width: 100%;
        height: 200px;
    }

    .section-title {
        font-size: 1.2rem;
    }
}

@media (max-width: 576px) {
    .blog-hero {
        padding: 50px 15px;
    }

    .blog-hero h1 {
        font-size: 1.8rem;
    }

    .blog-hero p {
        font-size: 0.95rem;
    }

    .blog-card-content {
        padding: 15px;
    }

    .blog-card-title {
        font-size: 0.95rem;
    }

    .blog-filters {
        padding: 15px;
        gap: 8px;
    }

    .filter-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }

    .featured-text {
        padding: 20px;
    }

    .featured-text h2 {
        font-size: 1.1rem;
    }

    .featured-meta {
        gap: 10px;
        font-size: 0.75rem;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}