/* ===============================================
   BLOG INDEX PAGE STYLES
   =============================================== */

/* Blog Index Breadcrumb */
.blog-index-breadcrumb {
    background: linear-gradient(135deg, var(--climate-primary) 0%, var(--climate-secondary) 100%);
    padding: 120px 0 80px 0;
    position: relative;
    overflow: hidden;
}

.blog-index-breadcrumb::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" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25" fill="%23ffffff"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.blog-breadcrumb-title {
    color: white;
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.blog-breadcrumb-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.blog-index-breadcrumb .breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
    font-size: 1rem;
}

.blog-index-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: rgba(255, 255, 255, 0.7);
    font-weight: bold;
    padding: 0 8px;
}

.blog-index-breadcrumb .breadcrumb-item a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s ease;
}

.blog-index-breadcrumb .breadcrumb-item a:hover {
    color: white;
}

.blog-index-breadcrumb .breadcrumb-item.active {
    color: rgba(255, 255, 255, 0.8);
}

/* Blog Index Section */
.blog-index-section {
    padding: 80px 0;
    background: #f8fbff;
}

/* Blog Header */
.blog-header {
    margin-bottom: 60px;
}

.blog-main-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--climate-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.blog-main-title .text-primary {
    color: var(--climate-primary) !important;
}

.blog-main-description {
    font-size: 1.2rem;
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* Blog Stats */
.blog-stats {
    margin-bottom: 80px;
}

.stat-card {
    background: white;
    padding: 30px 25px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(44, 90, 160, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(44, 90, 160, 0.15);
    border-color: var(--climate-light);
}

.stat-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--climate-primary) 0%, var(--climate-secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--climate-primary);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    color: #6c757d;
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

/* Featured Article */
.featured-article {
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(44, 90, 160, 0.1);
    overflow: hidden;
    margin-bottom: 80px;
    position: relative;
}

.featured-image {
    position: relative;
    overflow: hidden;
    height: 100%;
    min-height: 400px;
}

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

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

.featured-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.featured-content {
    padding: 50px 40px;
}

.featured-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.featured-date {
    background: var(--climate-light);
    color: var(--climate-primary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.reading-time {
    color: #6c757d;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.featured-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.featured-title a {
    color: var(--climate-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

.featured-title a:hover {
    color: var(--climate-primary);
}

.featured-excerpt {
    font-size: 1.1rem;
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 30px;
}

.btn-featured {
    background: linear-gradient(135deg, var(--climate-primary) 0%, var(--climate-secondary) 100%);
    color: white;
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    border: none;
}

.btn-featured:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(44, 90, 160, 0.3);
    color: white;
    text-decoration: none;
}

/* Blog Grid */
.blog-grid {
    margin-bottom: 80px;
}

.blog-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(44, 90, 160, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(44, 90, 160, 0.15);
}

.blog-card-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

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

.blog-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(44, 90, 160, 0.8) 0%, rgba(30, 58, 95, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.blog-card:hover .blog-card-overlay {
    opacity: 1;
}

.read-more-btn {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--climate-primary);
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.read-more-btn:hover {
    transform: scale(1.1);
    color: var(--climate-primary);
}

.blog-card-content {
    padding: 30px 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.blog-date {
    color: #6c757d;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
}

.blog-category {
    background: var(--climate-light);
    color: var(--climate-primary);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.blog-card-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
}

.blog-card-title a {
    color: var(--climate-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.blog-card-excerpt {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
}

.blog-read-more {
    color: var(--climate-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.blog-read-more:hover {
    color: var(--climate-secondary);
    transform: translateX(3px);
}

.blog-reading-time {
    color: #6c757d;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Newsletter Section */
.blog-newsletter {
    margin-bottom: 80px;
}

.newsletter-card {
    background: linear-gradient(135deg, var(--climate-primary) 0%, var(--climate-secondary) 100%);
    color: white;
    padding: 60px 40px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.newsletter-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% { transform: translateX(-50px) translateY(-50px); }
    100% { transform: translateX(50px) translateY(50px); }
}

.newsletter-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: white;
}

.newsletter-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
}

.newsletter-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-input-group {
    display: flex;
    max-width: 500px;
    margin: 0 auto 20px;
    gap: 15px;
}

.newsletter-input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 30px;
    font-size: 1rem;
    background: white;
    color: var(--climate-dark);
}

.newsletter-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    padding: 15px 25px;
    border-radius: 30px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.newsletter-privacy {
    font-size: 0.85rem;
    opacity: 0.8;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Categories Section */
.blog-categories {
    margin-bottom: 40px;
}

.categories-header {
    text-align: center;
    margin-bottom: 40px;
}

.categories-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--climate-dark);
    margin-bottom: 15px;
}

.categories-subtitle {
    font-size: 1.1rem;
    color: #6c757d;
    margin: 0;
}

.category-card {
    background: white;
    padding: 30px 25px;
    border-radius: 16px;
    text-decoration: none;
    color: var(--climate-dark);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(44, 90, 160, 0.08);
    border: 2px solid transparent;
    display: block;
    height: 100%;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(44, 90, 160, 0.15);
    border-color: var(--climate-primary);
    color: var(--climate-dark);
    text-decoration: none;
}

.category-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--climate-light) 0%, rgba(232, 244, 253, 0.5) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--climate-primary);
    font-size: 1.8rem;
    transition: all 0.3s ease;
}

.category-card:hover .category-icon {
    background: linear-gradient(135deg, var(--climate-primary) 0%, var(--climate-secondary) 100%);
    color: white;
    transform: scale(1.1);
}

.category-name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--climate-dark);
}

.category-count {
    color: #6c757d;
    font-size: 0.9rem;
    margin: 0;
}

/* CSS Variables - csak ha még nincsenek definiálva */
:root {
    --climate-primary: #2c5aa0;
    --climate-secondary: #1e3a5f;
    --climate-accent: #3498db;
    --climate-light: #e8f4fd;
    --climate-success: #27ae60;
    --climate-warning: #f39c12;
    --climate-danger: #e74c3c;
    --climate-dark: #2c3e50;
    --climate-gray: #95a5a6;
}

/* Responsive Design */
@media (max-width: 992px) {
    .blog-breadcrumb-title {
        font-size: 2.8rem;
    }

    .blog-main-title {
        font-size: 2.2rem;
    }

    .featured-content {
        padding: 40px 30px;
    }

    .featured-title {
        font-size: 2rem;
    }

    .newsletter-card {
        padding: 50px 30px;
    }
}

@media (max-width: 768px) {
    .blog-index-breadcrumb {
        padding: 100px 0 60px 0;
    }

    .blog-breadcrumb-title {
        font-size: 2.2rem;
    }

    .blog-breadcrumb-subtitle {
        font-size: 1.1rem;
    }

    .blog-main-title {
        font-size: 1.8rem;
    }

    .blog-main-description {
        font-size: 1rem;
    }

    .featured-article {
        margin-bottom: 60px;
    }

    .featured-content {
        padding: 30px 25px;
    }

    .featured-title {
        font-size: 1.6rem;
    }

    .featured-meta {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .newsletter-input-group {
        flex-direction: column;
        gap: 15px;
    }

    .newsletter-title {
        font-size: 1.8rem;
    }

    .categories-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 576px) {
    .blog-index-section {
        padding: 60px 0;
    }

    .blog-header {
        margin-bottom: 40px;
    }

    .blog-stats {
        margin-bottom: 60px;
    }

    .stat-card {
        padding: 25px 20px;
    }

    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .blog-card-content {
        padding: 25px 20px;
    }

    .newsletter-card {
        padding: 40px 25px;
    }

    .category-card {
        padding: 25px 20px;
    }

    .category-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}