/* Home Page Blog Section - Professional Styles */

:root {
    --blog-primary: #4361ee;
    --blog-secondary: #3f37c9;
    --blog-accent: #4895ef;
    --blog-dark: #2b2d42;
    --blog-light: #f8f9fa;
    --blog-text: #333;
    --blog-light-text: #666;
    --blog-border: #eaeaea;
    --blog-white: #fff;
    --blog-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --blog-shadow-md: 0 5px 15px rgba(0, 0, 0, 0.1);
    --blog-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --blog-transition: all 0.3s ease;
    --blog-radius: 12px;
    --blog-gradient: linear-gradient(135deg, var(--blog-primary), var(--blog-secondary));
}

/* Blog Section Container */
#blog.site-section {
    background: linear-gradient(135deg, #f8faff 0%, #ffffff 50%, #f5f7ff 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

#blog.site-section::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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%234361ee" opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    pointer-events: none;
}

/* Section Header */
#blog .section-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

#blog .section-title {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--blog-dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

#blog .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--blog-gradient);
    border-radius: 2px;
}

#blog .section-subtitle {
    font-size: 1.2rem;
    color: var(--blog-light-text);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

/* Article Card */
.blog-grid .article-card {
    background: var(--blog-white);
    border-radius: var(--blog-radius);
    overflow: hidden;
    box-shadow: var(--blog-shadow-sm);
    transition: var(--blog-transition);
    position: relative;
    border: 1px solid rgba(67, 97, 238, 0.1);
    height: fit-content;
}

.blog-grid .article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--blog-gradient);
    transform: scaleX(0);
    transition: var(--blog-transition);
    z-index: 1;
}

.blog-grid .article-card:hover::before {
    transform: scaleX(1);
}

.blog-grid .article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--blog-shadow-lg);
    border-color: rgba(67, 97, 238, 0.2);
}

/* Article Image */
.blog-grid .article-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.blog-grid .article-card:hover .article-image img {
    transform: scale(1.05);
}

/* Article Category Badge */
.blog-grid .article-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--blog-gradient);
    color: var(--blog-white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--blog-transition);
    z-index: 2;
}

.blog-grid .article-category:hover {
    transform: scale(1.05);
    box-shadow: var(--blog-shadow-sm);
    color: var(--blog-white);
}

/* Article Content */
.blog-grid .article-content {
    padding: 25px;
}

.blog-grid .article-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.4;
    color: var(--blog-dark);
}

.blog-grid .article-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--blog-transition);
}

.blog-grid .article-title a:hover {
    color: var(--blog-primary);
}

.blog-grid .article-excerpt {
    color: var(--blog-light-text);
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

/* Article Meta */
.blog-grid .article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--blog-light-text);
}

.blog-grid .article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-grid .article-meta i {
    color: var(--blog-primary);
    font-size: 0.9rem;
}

/* Section Footer */
#blog .section-footer {
    text-align: center;
}

#blog .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--blog-gradient);
    color: var(--blog-white);
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--blog-transition);
    border: none;
    box-shadow: var(--blog-shadow-sm);
    position: relative;
    overflow: hidden;
}

#blog .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

#blog .btn:hover::before {
    left: 100%;
}

#blog .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--blog-shadow-md);
    color: var(--blog-white);
}

#blog .btn::after {
    content: '→';
    margin-left: 5px;
    transition: var(--blog-transition);
}

#blog .btn:hover::after {
    transform: translateX(3px);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
    
    #blog .section-title {
        font-size: 2.4rem;
    }
}

@media (max-width: 768px) {
    #blog.site-section {
        padding: 60px 0;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    #blog .section-header {
        margin-bottom: 40px;
    }
    
    #blog .section-title {
        font-size: 2rem;
    }
    
    #blog .section-subtitle {
        font-size: 1.1rem;
    }
    
    .blog-grid .article-image {
        height: 200px;
    }
    
    .blog-grid .article-content {
        padding: 20px;
    }
    
    .blog-grid .article-title {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    #blog.site-section {
        padding: 40px 0;
    }
    
    #blog .section-title {
        font-size: 1.8rem;
    }
    
    .blog-grid .article-image {
        height: 180px;
    }
    
    .blog-grid .article-content {
        padding: 15px;
    }
    
    .blog-grid .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    #blog .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
}

/* Animation Enhancements */
@keyframes blogFadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.blog-grid .article-card {
    animation: blogFadeInUp 0.6s ease-out;
}

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

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

.blog-grid .article-card:nth-child(4) {
    animation-delay: 0.3s;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --blog-dark: #f8f9fa;
        --blog-light: #2b2d42;
        --blog-text: #f8f9fa;
        --blog-light-text: #adb5bd;
        --blog-white: #1a1d29;
        --blog-border: #495057;
    }
    
    #blog.site-section {
        background: linear-gradient(135deg, #1a1d29 0%, #2b2d42 50%, #1a1d29 100%);
    }
    
    .blog-grid .article-card {
        border-color: rgba(67, 97, 238, 0.3);
    }
}

/* Print Styles */
@media print {
    #blog.site-section {
        background: white;
        padding: 20px 0;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .blog-grid .article-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    #blog .btn {
        display: none;
    }
}