/* Blog Pro Styles - Premium UI Upgrade */

:root {
    --blog-accent: #00f2ff;
    /* Cyan pop */
    --blog-accent-secondary: #0066ff;
    /* Deep blue */
    --blog-gradient-title: linear-gradient(135deg, #ffffff 0%, #a5a5a5 100%);
    --blog-gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.01) 100%);
    --blog-card-border: rgba(255, 255, 255, 0.08);
    --blog-card-hover-border: rgba(0, 242, 255, 0.3);
    --blog-shadow-hover: 0 20px 40px -10px rgba(0, 242, 255, 0.15);
}

/* --- Layout & Hero --- */

.blog-hero {
    position: relative;
    padding: 180px 20px 100px;
    text-align: center;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.15) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
    filter: blur(60px);
}

.blog-hero-label {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--blog-accent);
    letter-spacing: 2px;
    margin-bottom: 20px;
    text-transform: uppercase;
    position: relative;
    padding-left: 15px;
}

.blog-hero-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--blog-accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--blog-accent);
}

.blog-hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 25px;
    background: linear-gradient(to right, #fff, #999);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

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

/* --- Filter Buttons --- */

.blog-filters-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 80px;
    padding: 0 20px;
}

.blog-filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 12px 28px;
    border-radius: 100px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.blog-filter-btn:hover,
.blog-filter-btn.active {
    background: rgba(0, 102, 255, 0.15);
    border-color: var(--blog-accent);
    color: #fff;
    box-shadow: 0 0 20px rgba(0, 242, 255, 0.2);
    transform: translateY(-2px);
}

/* --- Blog Grid --- */

.blog-grid-pro {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px 120px;
}

@media (max-width: 768px) {
    .blog-grid-pro {
        grid-template-columns: 1fr;
    }
}

/* --- Blog Card --- */

.blog-card-pro {
    display: flex;
    flex-direction: column;
    background: var(--blog-gradient-card);
    border: 1px solid var(--blog-card-border);
    border-radius: 24px;
    overflow: hidden;
    text-decoration: none;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    height: 100%;
}

.blog-card-pro::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(0, 242, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.blog-card-pro:hover {
    transform: translateY(-10px);
    border-color: var(--blog-card-hover-border);
    box-shadow: var(--blog-shadow-hover);
}

.blog-card-pro:hover::before {
    opacity: 1;
}

.blog-card-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.blog-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.blog-card-pro:hover .blog-card-image {
    transform: scale(1.08);
}

.blog-badge-pro {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    color: var(--blog-accent);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(0, 242, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

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

.blog-meta-pro {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-bottom: 15px;
    font-family: 'JetBrains Mono', monospace;
}

.blog-meta-pro i {
    color: var(--blog-accent);
}

.blog-title-pro {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    color: #fff;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

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

.blog-excerpt-pro {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 25px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.blog-read-more {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    transition: gap 0.3s ease;
}

.blog-read-more i {
    color: var(--blog-accent);
    transition: transform 0.3s ease;
}

.blog-card-pro:hover .blog-read-more {
    gap: 15px;
}

.blog-card-pro:hover .blog-read-more i {
    transform: translateX(5px);
}

/* --- Article Page Styles --- */

.article-hero {
    padding: 180px 20px 60px;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.article-category-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 242, 255, 0.1);
    border: 1px solid rgba(0, 242, 255, 0.3);
    color: var(--blog-accent);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.article-main-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 30px;
    color: #fff;
}

.article-meta-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    color: var(--text-tertiary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    margin-bottom: 60px;
}

.article-featured-image-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto 80px;
    border-radius: 30px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.5);
    position: relative;
}

.article-featured-image {
    width: 100%;
    height: auto;
    display: block;
}

.article-body {
    max-width: 840px;
    margin: 0 auto 100px;
    font-size: 1.15rem;
    line-height: 1.9;
    color: #e0e0e0;
}

.article-body p {
    margin-bottom: 30px;
}

.article-body h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    color: white;
    margin-top: 60px;
    margin-bottom: 25px;
    padding-left: 20px;
    border-left: 4px solid var(--blog-accent);
}

.article-body blockquote {
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid var(--blog-accent-secondary);
    padding: 30px;
    margin: 40px 0;
    border-radius: 0 20px 20px 0;
    font-style: italic;
    font-size: 1.25rem;
    color: #fff;
}

.article-lead {
    font-size: 1.4rem;
    font-weight: 300;
    color: #fff;
    margin-bottom: 40px;
    line-height: 1.6;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 40px;
}

.share-section {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 40px;
    margin-top: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tag-cloud {
    display: flex;
    gap: 10px;
}

.tag-chip {
    background: rgba(255, 255, 255, 0.05);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.tag-chip:hover {
    background: rgba(0, 242, 255, 0.1);
    color: var(--blog-accent);
}

/* --- Code Blocks (if any) --- */
code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--blog-accent);
    font-size: 0.9em;
}

pre {
    background: #0a0a0a;
    padding: 20px;
    border-radius: 12px;
    overflow-x: auto;
    margin: 30px 0;
    border: 1px solid var(--glass-border);
}

pre code {
    background: transparent;
    padding: 0;
    color: #a9b7c6;
}