/* Blog Page Styles */

/* Override section opacity from modern.css - make sections visible immediately */
.blog-main section {
    opacity: 1;
    transform: none;
}

/* Blog Hero */
.blog-hero {
    padding: 8rem 0 4rem;
    text-align: center;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
    position: relative;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.blog-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.blog-hero p {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto;
}

/* Blog Main */
.blog-main {
    min-height: 100vh;
}

/* Blog Content */
.blog-content {
    padding: 4rem 0;
    background: var(--color-bg-secondary);
}

.blog-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: start;
}

/* Sidebar */
.blog-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-section {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sidebar-section h3 {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

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

.category-list li {
    margin-bottom: 0.5rem;
}

.category-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-radius: var(--border-radius);
    color: var(--color-text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.category-btn:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-text);
}

.category-btn.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(34, 211, 238, 0.1));
    color: var(--color-primary-light);
}

.category-btn i {
    width: 20px;
    text-align: center;
}

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-btn {
    background: rgba(99, 102, 241, 0.1);
    border: none;
    border-radius: 20px;
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-mono);
}

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

.tag-btn span {
    opacity: 0.6;
    margin-left: 0.25rem;
}

/* Posts Section */
.posts-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.posts-header h2 {
    font-size: 1.5rem;
    color: var(--color-text);
}

.post-count {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.posts-grid {
    display: grid;
    gap: 1.5rem;
}

/* Post Card */
.post-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 1.75rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.post-card:hover {
    transform: translateY(-3px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.post-category {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--color-primary-light);
    margin-bottom: 0.75rem;
}

.post-category i {
    font-size: 0.9rem;
}

.post-title {
    font-size: 1.35rem;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.post-excerpt {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.post-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.external-badge {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    color: var(--color-accent);
    background: rgba(34, 211, 238, 0.1);
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.post-tags .tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-light);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

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

/* No Posts Message */
.no-posts,
.error-message,
.loading-message {
    text-align: center;
    padding: 3rem;
    color: var(--color-text-muted);
    font-size: 1rem;
}

.loading-message {
    color: var(--color-primary-light);
}

/* Blog Modal */
.blog-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.blog-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.blog-modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.modal-article {
    padding: 3rem;
    max-height: 90vh;
    overflow-y: auto;
}

/* Markdown Content Styling */
.modal-article h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-article h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.modal-article h3 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
}

.modal-article p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

.modal-article em {
    color: var(--color-text-light);
}

.modal-article strong {
    color: var(--color-text);
    font-weight: 600;
}

.modal-article ul,
.modal-article ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

.modal-article li {
    margin-bottom: 0.5rem;
    color: var(--color-text-muted);
}

.modal-article a {
    color: var(--color-primary-light);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.modal-article a:hover {
    border-bottom-color: var(--color-primary-light);
}

.modal-article code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--color-bg-tertiary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    color: var(--color-accent);
}

.modal-article pre {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    overflow-x: auto;
}

.modal-article pre code {
    background: none;
    padding: 0;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--color-text-muted);
}

.modal-article blockquote {
    border-left: 3px solid var(--color-primary);
    padding-left: 1.25rem;
    margin: 1.5rem 0;
    color: var(--color-text-muted);
    font-style: italic;
}

.modal-article hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 2rem 0;
}

.modal-article img {
    max-width: 100%;
    border-radius: var(--border-radius);
    margin: 1rem 0;
}

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

    .blog-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .sidebar-section {
        margin-bottom: 0;
    }
}

@media (max-width: 768px) {
    .blog-hero {
        padding: 6rem 0 3rem;
    }

    .blog-hero h1 {
        font-size: 2.25rem;
    }

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

    .blog-content {
        padding: 2rem 0;
    }

    .post-card {
        padding: 1.25rem;
    }

    .post-title {
        font-size: 1.15rem;
    }

    .modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .modal-article {
        padding: 2rem 1.5rem;
    }

    .modal-article h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .posts-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .post-meta {
        flex-wrap: wrap;
    }
}