/* Blog-specific styles */

/* Blog Header */
.blog-header {
    padding: 150px 0 100px;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    position: relative;
    overflow: hidden;
}

.blog-header::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"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23333" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.1;
}

.blog-header-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.blog-title {
    font-size: 3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blog-subtitle {
    font-size: 1.2rem;
    color: #aaa;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.blog-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #ccc;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Blog Filters */
.blog-filters {
    padding: 2rem 0;
    background: #111;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.filter-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.filter-tabs {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-tab {
    background: transparent;
    border: 2px solid rgba(102, 126, 234, 0.3);
    color: #ccc;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-tab:hover,
.filter-tab.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-color: transparent;
}

.search-container {
    position: relative;
    min-width: 300px;
}

.search-input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 3rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    color: #fff;
    font-family: inherit;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-input::placeholder {
    color: #aaa;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #aaa;
}

/* Featured Post */
.featured-post {
    padding: 100px 0;
    background: #0a0a0a;
}

.featured-article {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.featured-article:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
}

.featured-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
}

.featured-text {
    padding: 3rem;
}

.featured-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.featured-date,
.featured-read-time {
    color: #aaa;
    font-size: 0.9rem;
}

.featured-category {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.2rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid rgba(102, 126, 234, 0.3);
}

.featured-title {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.featured-excerpt {
    color: #ccc;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.featured-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.tag {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid rgba(102, 126, 234, 0.3);
}

.featured-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.featured-link:hover {
    color: #764ba2;
}

.featured-image {
    position: relative;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

/* Blog Posts */
.blog-posts {
    padding: 100px 0;
    background: #111;
}

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

.blog-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    opacity: 1;
    transform: scale(1);
}

.blog-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.2);
}

.blog-card.hidden {
    display: none;
}

.blog-image {
    position: relative;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.blog-overlay {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.read-time {
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    backdrop-filter: blur(10px);
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.blog-date {
    color: #aaa;
    font-size: 0.9rem;
}

.blog-category {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.2rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid rgba(102, 126, 234, 0.3);
}

.blog-title {
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.blog-excerpt {
    color: #aaa;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.blog-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.blog-link:hover {
    color: #764ba2;
}

/* Load More */
.load-more-container {
    text-align: center;
    margin-top: 3rem;
}

/* Newsletter */
.newsletter {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.newsletter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
}

.newsletter-text h2 {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.newsletter-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    min-width: 400px;
}

.newsletter-input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    font-family: inherit;
    backdrop-filter: blur(10px);
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.3);
}

/* Animation classes */
.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Filter animation */
.blog-card.filter-out {
    animation: filterOut 0.3s ease-out forwards;
}

.blog-card.filter-in {
    animation: filterIn 0.3s ease-out forwards;
}

@keyframes filterOut {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.8);
    }
}

@keyframes filterIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .blog-title {
        font-size: 2rem;
    }

    .blog-stats {
        gap: 2rem;
    }

    .filter-container {
        flex-direction: column;
        gap: 1rem;
    }

    .search-container {
        min-width: auto;
        width: 100%;
    }

    .filter-tabs {
        justify-content: center;
    }

    .featured-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .featured-text {
        padding: 2rem;
    }

    .featured-title {
        font-size: 1.5rem;
    }

    .newsletter-content {
        flex-direction: column;
        text-align: center;
    }

    .newsletter-form {
        min-width: auto;
        width: 100%;
        max-width: 400px;
    }

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

@media (max-width: 480px) {
    .blog-title {
        font-size: 1.8rem;
    }

    .blog-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .filter-tabs {
        gap: 0.5rem;
    }

    .filter-tab {
        padding: 0.4rem 1rem;
        font-size: 0.9rem;
    }

    .featured-title {
        font-size: 1.3rem;
    }

    .newsletter-form {
        flex-direction: column;
    }
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Search highlight */
.search-highlight {
    background: rgba(102, 126, 234, 0.3);
    padding: 0.1rem 0.2rem;
    border-radius: 3px;
}

/* No results message */
.no-results {
    text-align: center;
    padding: 3rem;
    color: #aaa;
}

.no-results h3 {
    color: #ccc;
    margin-bottom: 1rem;
}

.no-results p {
    font-size: 1.1rem;
}