/* =========================================================
   blog.css — Blog listing page and post page
   ========================================================= */

/* --- Blog Listing --- */
.blog-page {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
}

.blog-page-header {
  margin-bottom: var(--space-xl);
}

.blog-page-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-style: italic;
  font-weight: 300;
  margin-bottom: var(--space-xs);
}

.blog-page-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Toolbar */
.blog-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.blog-toolbar-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.blog-toolbar-divider {
  width: 1px;
  height: 20px;
  background: var(--border);
  flex-shrink: 0;
}

.toolbar-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

/* View toggle buttons */
.view-toggle-btn {
  background: none;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--ease);
}
.view-toggle-btn svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 1.75; }
.view-toggle-btn:hover { color: var(--text); border-color: var(--accent); }
.view-toggle-btn.active {
  color: var(--accent-light);
  border-color: var(--accent);
  background: var(--accent-glow);
}

/* Sort select */
.blog-sort-select {
  background: var(--bg);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-family: var(--font-body);
  font-size: 0.8rem;
  padding: 5px 28px 5px 10px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%234a4740' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color var(--duration) var(--ease), color var(--duration) var(--ease);
}
.blog-sort-select:hover, .blog-sort-select:focus {
  border-color: var(--accent);
  color: var(--text);
  outline: none;
}
.blog-sort-select option { background: var(--bg-card); color: var(--text); }

/* Tag filter pills */
.blog-tag-filters {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  align-items: center;
}

.blog-tag-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-mid);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}
.blog-tag-pill:hover {
  border-color: var(--accent);
  color: var(--text);
}
.blog-tag-pill.active {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent-light);
}
.blog-tag-pill[data-tag="Personal"].active,
.blog-tag-pill[data-crimson].active {
  background: rgba(139, 38, 53, 0.12);
  border-color: var(--crimson);
  color: var(--crimson-light);
}

/* Results info */
.blog-results-info {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

/* --- Grid View --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.blog-post-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}
.blog-post-card:hover {
  border-color: var(--border-mid);
  transform: translateY(-2px);
}

.blog-card-image {
  aspect-ratio: 16/8;
  overflow: hidden;
  position: relative;
}
.blog-card-image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 400ms var(--ease);
}
.blog-post-card:hover .blog-card-image img { transform: scale(1.03); }

.blog-card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: rgba(232, 228, 218, 0.35);
  letter-spacing: 0.04em;
}

.blog-card-body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-bottom: var(--space-sm);
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: var(--space-xs);
  line-height: 1.35;
  flex: 1;
}

.blog-card-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.blog-card-excerpt {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- List View --- */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.blog-post-row {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: var(--space-lg);
  align-items: start;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--duration) var(--ease);
}
.blog-post-row:first-child { border-top: 1px solid var(--border); }
.blog-post-row:hover { background: rgba(232, 228, 218, 0.02); }

.blog-row-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  line-height: 1.4;
  padding-top: 4px;
}

.blog-row-content {}

.blog-row-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: var(--space-xs);
  line-height: 1.3;
  transition: color var(--duration) var(--ease);
}
.blog-post-row:hover .blog-row-title { color: var(--accent-light); }

.blog-row-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-bottom: var(--space-xs);
}

.blog-row-excerpt {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-row-arrow {
  color: var(--text-muted);
  padding-top: 6px;
  transition: color var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.blog-row-arrow svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.75; }
.blog-post-row:hover .blog-row-arrow {
  color: var(--accent-light);
  transform: translateX(3px);
}

/* Empty state */
.blog-empty {
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  color: var(--text-muted);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
}

/* --- Blog Post Page --- */
.blog-post-page {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl) var(--space-3xl);
}

.post-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-xl);
  transition: color var(--duration) var(--ease);
}
.post-back:hover { color: var(--text); }
.post-back svg { width: 13px; height: 13px; stroke: currentColor; fill: none; stroke-width: 2; }

.post-header {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border);
}

.post-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.post-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

.post-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Post body */
.post-body {
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(232, 228, 218, 0.88);
}

.post-body p { margin-bottom: 1.4em; }
.post-body p:last-child { margin-bottom: 0; }

.post-body h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.8rem;
  font-weight: 400;
  margin: 2em 0 0.6em;
  color: var(--text);
}

.post-body h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  margin: 1.6em 0 0.5em;
  color: var(--text);
}

.post-body a {
  color: var(--accent-light);
  text-decoration: underline;
  text-decoration-color: rgba(61, 122, 84, 0.4);
  text-underline-offset: 2px;
}
.post-body a:hover { color: var(--text); text-decoration-color: var(--accent); }

.post-body blockquote {
  font-size: 1.1rem;
  margin: var(--space-xl) 0;
}

.post-body img {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin: var(--space-xl) 0;
}

.post-body code { font-size: 0.85em; }

/* Post footer */
.post-footer {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

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

  .blog-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  .blog-toolbar-divider { display: none; }

  .blog-post-row {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
  .blog-row-arrow { display: none; }

  .blog-post-page {
    padding: var(--space-xl) var(--space-md) var(--space-2xl);
  }
}