/* ==========================================================
   BLOG — shared styles for blog_list.html and blog_detail.html
   Uses the same CSS variables defined in service_detail.css
   (--ink-950, --graphite-800, --paper-50, --signal-blue, etc.)
   Load service_detail.css BEFORE this file.
   ========================================================== */

/* ============ SHARED CARD GRID (list page + "Other Articles") ============ */
.blog-list-section .container { max-width: 1180px; }

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--paper-0, #fff);
    border: 1px solid var(--border-hairline, #DCE3EC);
    border-radius: 14px;
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.3s ease;
    transform-style: preserve-3d;
}
.blog-card:hover {
    box-shadow: 0 24px 48px -24px rgba(47,111,237,0.3);
    border-color: var(--signal-blue, #2F6FED);
}

.blog-card-image {
    position: relative;
    width: 100%;
    height: 200px;
    background: var(--paper-50, #F6F8FA);
}
.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.blog-card-image--no-photo,
.blog-card-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
    background: linear-gradient(135deg, var(--ink-950, #0A1420), var(--graphite-800, #1B2A3D));
}
.blog-card-placeholder span {
    font-family: var(--font-mono, monospace);
    letter-spacing: 0.15em;
    font-size: 1.1rem;
    color: var(--trace-cyan, #21D4C8);
}

.blog-category-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: var(--signal-blue, #2F6FED);
    color: #fff;
    font-family: var(--font-mono, monospace);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 5px 10px;
    border-radius: 5px;
}

.blog-card-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 22px 22px 24px;
}
.blog-card-content h3 {
    font-family: var(--font-display, sans-serif);
    font-size: 1.1rem;
    line-height: 1.35;
    margin: 0 0 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.blog-card-content h3 a { color: var(--graphite-800, #1B2A3D); text-decoration: none; }
.blog-card-content h3 a:hover { color: var(--signal-blue, #2F6FED); }

.blog-card-excerpt {
    font-family: var(--font-body, sans-serif);
    font-size: 0.92rem;
    color: var(--graphite-600, #45566B);
    line-height: 1.6;
    margin: 0 0 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    color: var(--graphite-600, #45566B);
    margin-bottom: 14px;
}
.blog-card-meta .meta-dot { margin: 0 6px; }

.blog-read-more {
    align-self: flex-start;
    font-family: var(--font-display, sans-serif);
    font-weight: 600;
    color: var(--signal-blue, #2F6FED);
    text-decoration: none;
    font-size: 0.9rem;
}
.blog-read-more:hover { text-decoration: underline; }

/* ============ PAGINATION (list page) ============ */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}
.pagination-link {
    font-family: var(--font-mono, monospace);
    padding: 8px 14px;
    border: 1px solid var(--border-hairline, #DCE3EC);
    border-radius: 6px;
    color: var(--graphite-800, #1B2A3D);
    text-decoration: none;
    font-size: 0.85rem;
}
.pagination-link:hover { border-color: var(--signal-blue, #2F6FED); }
.pagination-link--active {
    background: var(--signal-blue, #2F6FED);
    color: #fff;
    border-color: var(--signal-blue, #2F6FED);
}

/* ============ CLOSING CTA BANNER (list page) ============ */
.blog-cta-banner {
    background: var(--ink-950, #0A1420);
    text-align: center;
    padding: 64px 24px;
}
.blog-cta-banner h2 {
    color: #fff;
    font-family: var(--font-display, sans-serif);
    margin-bottom: 20px;
}

/* ============ BLOG DETAIL HERO META ============ */
.blog-detail-meta {
    font-family: var(--font-mono, monospace);
    font-size: 0.85rem;
    color: rgba(255,255,255,0.75);
    margin-top: 8px;
}
.blog-detail-meta .meta-dot { margin: 0 8px; }

/* ============ ARTICLE BODY ============ */
.blog-detail-container { width: 100%; }

/* ============ COMMENTS ============ */
.comments-section h2 {
    font-family: var(--font-display, sans-serif);
    margin-bottom: 28px;
}
.comment-item {
    background: var(--paper-0, #fff);
    border: 1px solid var(--border-hairline, #DCE3EC);
    border-radius: 10px;
    padding: 18px 20px;
    margin-bottom: 16px;
}
.comment-header {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}
.comment-name {
    font-family: var(--font-display, sans-serif);
    font-weight: 600;
    color: var(--graphite-800, #1B2A3D);
}
.comment-date {
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    color: var(--graphite-600, #45566B);
}
.comment-content { margin: 0; color: var(--graphite-600, #45566B); }
.comment-delete-btn {
    margin-top: 10px;
    background: none;
    border: 1px solid #d9534f;
    color: #d9534f;
    border-radius: 6px;
    padding: 4px 12px;
    font-size: 0.8rem;
    cursor: pointer;
    font-family: var(--font-body, sans-serif);
    transition: background 0.2s ease, color 0.2s ease;
}
.comment-delete-btn:hover { background: #d9534f; color: #fff; }

#no-comments-msg {
    font-family: var(--font-body, sans-serif);
    color: var(--graphite-600, #45566B);
}

/* ---- Comment form ---- */
.comment-form-wrapper {
    margin-top: 36px;
    max-width: 600px;
}
.comment-form-wrapper h3 {
    font-family: var(--font-display, sans-serif);
    margin-bottom: 16px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--graphite-600, #45566B);
    margin-bottom: 6px;
}
.form-group .required { color: #d9534f; }
.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-hairline, #DCE3EC);
    border-radius: 8px;
    font-family: var(--font-body, sans-serif);
    font-size: 0.95rem;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}
.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--signal-blue, #2F6FED);
}
.form-group textarea { min-height: 120px; resize: vertical; }

/* ---- AJAX feedback messages (referenced directly in main.js) ---- */
#comment-form-message { margin-bottom: 12px; }
.comment-success-msg,
.comment-error-msg {
    padding: 12px 16px;
    border-radius: 6px;
    font-family: var(--font-body, sans-serif);
    font-size: 0.9rem;
}
.comment-success-msg { background: #d4edda; color: #1e5631; }
.comment-error-msg { background: #f8d7da; color: #7a1f26; }

/* ============ RESPONSIVE ============ */
@media (max-width: 600px) {
    .blog-grid { grid-template-columns: 1fr; }
    .comment-header { flex-direction: column; }
}