/* Blog Post - Single Post View Styles
   Premium reading experience for long-form technical content */

/* =============================================
   Preview Banner
   ============================================= */

.blog-preview-banner {
    max-width: 780px;
    margin: 0 auto 1.5rem;
    padding: 0.75rem 1.25rem;
    background-color: var(--warning-bg, #fff3cd);
    color: var(--warning-text, #856404);
    border: 1px solid var(--warning-border, #ffc107);
    border-radius: 6px;
    font-size: 0.9rem;
    text-align: center;
}

.blog-preview-banner span {
    font-weight: 700;
}

.blog-preview-banner a {
    margin-left: 1rem;
    color: inherit;
    text-decoration: underline;
}

/* =============================================
   Article Layout
   ============================================= */

.blog-post {
    max-width: 780px;
    margin: 0 auto;
}

/* =============================================
   Post Header
   ============================================= */

.blog-post-header {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color, #e8e8e8);
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.82rem;
    color: var(--text-muted, #666);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 500;
}

.blog-post-category {
    color: #2563eb;
    text-decoration: none;
    font-weight: 700;
    transition: color 0.2s;
}

.blog-post-category:hover {
    color: #1d4ed8;
}

.blog-post-title {
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 1.25rem;
    letter-spacing: -0.025em;
    color: var(--text-color, #111);
}

.blog-post-excerpt {
    font-size: 1.2rem;
    color: var(--text-muted, #555);
    line-height: 1.6;
    margin: 0;
    font-weight: 400;
}

/* =============================================
   Post Content — Typography
   ============================================= */

.blog-post-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color, #1a1a1a);
}

.blog-post-content h2 {
    font-size: 1.7rem;
    font-weight: 700;
    margin: 3rem 0 1.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color, #e8e8e8);
    letter-spacing: -0.01em;
    color: var(--text-color, #111);
}

.blog-post-content h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 2.5rem 0 1rem;
    color: var(--text-color, #111);
}

.blog-post-content h4 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 2rem 0 0.75rem;
    color: var(--text-color, #222);
}

.blog-post-content p {
    margin: 0 0 1.5rem;
}

.blog-post-content a {
    color: var(--link-color, #2563eb);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.2s;
}

.blog-post-content a:hover {
    color: var(--link-hover, #1d4ed8);
}

.blog-post-content ul,
.blog-post-content ol {
    margin: 0 0 1.5rem;
    padding-left: 1.5rem;
}

.blog-post-content li {
    margin-bottom: 0.5rem;
    padding-left: 0.25rem;
}

.blog-post-content strong {
    font-weight: 700;
    color: var(--text-color, #111);
}

/* =============================================
   Blockquotes
   ============================================= */

.blog-post-content blockquote {
    margin: 2rem 0;
    padding: 1.25rem 1.5rem;
    border-left: 4px solid #2563eb;
    background: var(--hover-bg, #f8fafc);
    color: var(--text-muted, #555);
    font-style: italic;
    border-radius: 0 8px 8px 0;
    font-size: 1.05rem;
    line-height: 1.7;
}

/* =============================================
   Code Blocks
   ============================================= */

.blog-post-content pre {
    margin: 2rem 0;
    padding: 1.5rem;
    background: #0d1117;
    color: #e6edf3;
    border-radius: 12px;
    overflow-x: auto;
    font-size: 0.88rem;
    line-height: 1.6;
    border: 1px solid #30363d;
}

.blog-post-content code {
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.88em;
}

.blog-post-content p code,
.blog-post-content li code {
    background: var(--tag-bg, #f1f5f9);
    padding: 0.15rem 0.45rem;
    border-radius: 5px;
    font-size: 0.85em;
    color: #be185d;
    border: 1px solid var(--border-color, #e2e8f0);
    font-weight: 500;
}

/* =============================================
   Horizontal Rules & Images
   ============================================= */

.blog-post-content hr {
    margin: 2.5rem 0;
    border: none;
    border-top: 2px solid var(--border-color, #e8e8e8);
}

.blog-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 2rem 0;
    border: 1px solid var(--border-color, #e5e7eb);
}

/* =============================================
   Ordered Lists — Numbered steps
   ============================================= */

.blog-post-content ol {
    counter-reset: blog-counter;
    list-style: none;
    padding-left: 0;
}

.blog-post-content ol li {
    counter-increment: blog-counter;
    padding-left: 2.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.blog-post-content ol li::before {
    content: counter(blog-counter) ".";
    position: absolute;
    left: 0;
    top: 0;
    font-weight: 700;
    color: var(--link-color, #2563eb);
    font-size: 1rem;
    min-width: 1.75rem;
}

/* =============================================
   Post Footer
   ============================================= */

.blog-post-footer {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--border-color, #e8e8e8);
}

.blog-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.blog-ai-info {
    font-size: 0.85rem;
    color: var(--text-muted, #999);
    margin-bottom: 0.5rem;
    font-style: italic;
}

.blog-post-author {
    font-size: 0.9rem;
    color: var(--text-muted, #666);
    font-weight: 500;
}

/* =============================================
   Navigation
   ============================================= */

.blog-post-nav {
    max-width: 780px;
    margin: 2rem auto;
}

/* =============================================
   Recent Posts
   ============================================= */

.blog-recent {
    max-width: 780px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color, #e8e8e8);
}

.blog-recent h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.blog-recent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.blog-recent-card {
    display: block;
    padding: 1.25rem;
    background: var(--card-bg, #fff);
    border: 1px solid var(--border-color, #e5e7eb);
    border-radius: 10px;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.blog-recent-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-color: var(--link-color, #2563eb);
}

.blog-recent-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--text-color, #111);
    line-height: 1.3;
}

.blog-recent-card time {
    font-size: 0.8rem;
    color: var(--text-muted, #999);
}

/* =============================================
   Comments Section
   ============================================= */

.blog-comments {
    max-width: 780px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color, #e8e8e8);
}

.blog-comments h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0 0 1.5rem;
}

.blog-comments-empty {
    color: var(--text-muted, #666);
    font-style: italic;
}

/* Single comment */
.blog-comment {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border-color, #f0f0f0);
}

.blog-comment:last-child {
    border-bottom: none;
}

.blog-comment-reply {
    border-bottom: none;
    padding: 1rem 0 0.75rem;
    border-left: 2px solid var(--border-color, #e5e7eb);
    padding-left: 1.25rem;
}

/* Comment depth levels (CSP-safe alternative to inline margin-left) */
.blog-comment-depth-1 { margin-left: 2rem; }
.blog-comment-depth-2 { margin-left: 4rem; }
.blog-comment-depth-3 { margin-left: 6rem; }

@media (max-width: 600px) {
    .blog-comment-depth-1 { margin-left: 1rem; }
    .blog-comment-depth-2 { margin-left: 2rem; }
    .blog-comment-depth-3 { margin-left: 3rem; }
}

.blog-comment-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.blog-comment-author {
    font-size: 0.95rem;
    color: var(--text-color, #333);
}

.blog-comment-date {
    font-size: 0.8rem;
    color: var(--text-muted, #999);
}

.blog-comment-body {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-color, #444);
    margin-bottom: 0.5rem;
}

.blog-comment-reply-btn {
    background: none;
    border: none;
    color: var(--link-color, #2563eb);
    font-size: 0.82rem;
    cursor: pointer;
    padding: 0;
    font-weight: 500;
}

.blog-comment-reply-btn:hover {
    text-decoration: underline;
}

.blog-reply-form-container {
    margin-top: 0.75rem;
}

/* Comment form */
.blog-comment-form-wrapper {
    max-width: 780px;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color, #e5e7eb);
}

.blog-comment-form-wrapper h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 0 1rem;
}

.blog-comment-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (max-width: 600px) {
    .blog-comment-form-row {
        grid-template-columns: 1fr;
    }
}

.blog-comment-form-field {
    margin-bottom: 0.75rem;
}

.blog-comment-form-field label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text-color, #333);
}

.blog-comment-form-field .required {
    color: #dc2626;
}

.blog-comment-form-field .optional {
    color: var(--text-muted, #999);
    font-weight: 400;
    font-size: 0.8rem;
}

.blog-comment-form-field input,
.blog-comment-form-field textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color, #d1d5db);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--input-bg, #fff);
    color: var(--text-color, #333);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.blog-comment-form-field input:focus,
.blog-comment-form-field textarea:focus {
    outline: none;
    border-color: var(--link-color, #2563eb);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.blog-comment-form-field textarea {
    resize: vertical;
    min-height: 80px;
}

.blog-comment-form-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.blog-comment-status {
    font-size: 0.85rem;
    font-weight: 500;
}

.blog-comment-status.success {
    color: #16a34a;
}

.blog-comment-status.error {
    color: #dc2626;
}

/* Reply form (inline) */
.blog-reply-form {
    padding: 1rem;
    background: var(--hover-bg, #f8fafc);
    border-radius: 8px;
    border: 1px solid var(--border-color, #e5e7eb);
}

.blog-reply-form .blog-comment-form-row {
    margin-bottom: 0.5rem;
}

.blog-reply-form .blog-comment-form-field {
    margin-bottom: 0.5rem;
}

/* Admin comment rows */
.comment-content-cell {
    max-width: 300px;
    font-size: 0.9rem;
    color: var(--text-muted, #666);
}

.pending-row {
    background: rgba(255, 193, 7, 0.05);
}

.spam-row {
    background: rgba(220, 53, 69, 0.05);
    opacity: 0.7;
}

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

.blog-status.pending {
    color: #e67e22;
}

.blog-status.spam {
    color: #dc2626;
}

/* =============================================
   Dark Theme
   ============================================= */

[data-theme="dark"] .blog-post-header {
    border-bottom-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-post-title {
    color: #f0f0f0;
}

[data-theme="dark"] .blog-post-category {
    color: #00d9ff;
}

[data-theme="dark"] .blog-post-category:hover {
    color: #33e3ff;
}

[data-theme="dark"] .blog-post-content {
    color: #d0d0d0;
}

[data-theme="dark"] .blog-post-content h2 {
    color: #f0f0f0;
    border-bottom-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-post-content h3,
[data-theme="dark"] .blog-post-content h4 {
    color: #e8e8e8;
}

[data-theme="dark"] .blog-post-content strong {
    color: #f0f0f0;
}

[data-theme="dark"] .blog-post-content a {
    color: #00d9ff;
}

[data-theme="dark"] .blog-post-content a:hover {
    color: #33e3ff;
}

[data-theme="dark"] .blog-post-content pre {
    background: #0d1117;
    color: #e6edf3;
    border-color: #30363d;
}

[data-theme="dark"] .blog-post-content p code,
[data-theme="dark"] .blog-post-content li code {
    background: rgba(0, 217, 255, 0.1);
    color: #f472b6;
    border-color: rgba(0, 217, 255, 0.15);
}

[data-theme="dark"] .blog-post-content blockquote {
    background: rgba(0, 217, 255, 0.05);
    border-left-color: #00d9ff;
    color: #a0a0c0;
}

[data-theme="dark"] .blog-post-content ol li::before {
    color: #00d9ff;
}

[data-theme="dark"] .blog-post-content hr {
    border-top-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-post-footer {
    border-top-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-recent {
    border-top-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-recent-card {
    background: var(--card-bg, #1a1a2e);
    border-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-recent-card:hover {
    border-color: #00d9ff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .blog-recent-card h3 {
    color: #e0e0e0;
}

[data-theme="dark"] .blog-comments {
    border-top-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-comment {
    border-bottom-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-comment-reply {
    border-left-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-comment-author {
    color: #e0e0e0;
}

[data-theme="dark"] .blog-comment-body {
    color: #c0c0c0;
}

[data-theme="dark"] .blog-comment-reply-btn {
    color: #00d9ff;
}

[data-theme="dark"] .blog-comment-form-wrapper {
    border-top-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-comment-form-field input,
[data-theme="dark"] .blog-comment-form-field textarea {
    background: var(--input-bg, #1a1a2e);
    border-color: var(--border-color, #2d2d44);
    color: #e0e0e0;
}

[data-theme="dark"] .blog-comment-form-field input:focus,
[data-theme="dark"] .blog-comment-form-field textarea:focus {
    border-color: #00d9ff;
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.12);
}

[data-theme="dark"] .blog-comment-form-field label {
    color: #d0d0d0;
}

[data-theme="dark"] .blog-reply-form {
    background: rgba(0, 217, 255, 0.04);
    border-color: var(--border-color, #2d2d44);
}

[data-theme="dark"] .blog-comment-status.success {
    color: #4ade80;
}

[data-theme="dark"] .blog-comment-status.error {
    color: #f87171;
}