/* ============================================================
   Blog — Listing + Post + Admin
   ============================================================ */

/* Blog listing */
.blog-page {
  padding-top: 64px;
}

.blog-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px;
}

.blog-hero {
  text-align: center;
  padding: 60px 0 40px;
}

.blog-hero h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 12px;
}

.blog-hero p {
  font-size: 18px;
  color: var(--text-secondary);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), transform var(--transition);
}

.blog-card:hover {
  border-color: var(--accent-purple);
  transform: translateY(-4px);
}

.blog-card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.blog-card-content {
  padding: 20px;
}

.blog-card-date {
  font-size: 13px;
  color: var(--text-muted);
}

.blog-card-content h2 {
  font-size: 18px;
  font-weight: 600;
  margin: 8px 0;
  color: var(--text-primary);
}

.blog-card-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.blog-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-muted);
  font-size: 16px;
}

.blog-load-more {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

/* Single post */
.blog-post-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 100px 24px 48px;
}

.blog-post-loading {
  text-align: center;
  padding: 80px 0;
  color: var(--text-muted);
}

.blog-post-cover {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
}

.blog-post-header {
  margin-bottom: 32px;
}

.blog-post-date {
  font-size: 14px;
  color: var(--text-muted);
}

.blog-post-header h1 {
  font-size: 36px;
  font-weight: 700;
  margin-top: 8px;
  line-height: 1.2;
}

.blog-post-body {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.blog-post-body h2 { font-size: 24px; color: var(--text-primary); margin: 32px 0 16px; font-weight: 600; }
.blog-post-body h3 { font-size: 20px; color: var(--text-primary); margin: 24px 0 12px; font-weight: 600; }
.blog-post-body p { margin-bottom: 16px; }
.blog-post-body img { max-width: 100%; border-radius: var(--radius-sm); margin: 16px 0; }
.blog-post-body code { background: var(--bg-card); padding: 2px 6px; border-radius: 4px; font-size: 15px; }
.blog-post-body pre { background: var(--bg-card); padding: 16px; border-radius: var(--radius-sm); overflow-x: auto; margin: 16px 0; }
.blog-post-body pre code { background: none; padding: 0; }
.blog-post-body a { color: var(--accent-cyan); }
.blog-post-body ul, .blog-post-body ol { padding-left: 24px; margin-bottom: 16px; }
.blog-post-body li { margin-bottom: 4px; }
.blog-post-body blockquote { border-left: 3px solid var(--accent-purple); padding-left: 16px; margin: 16px 0; color: var(--text-muted); font-style: italic; }

.blog-post-error {
  text-align: center;
  padding: 80px 0;
}

.blog-post-error h1 {
  font-size: 24px;
  margin-bottom: 16px;
}

.blog-post-error a {
  color: var(--accent-purple);
}

.blog-post-footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-primary);
}

.blog-post-footer a {
  color: var(--accent-purple);
  font-weight: 500;
}

/* ============================================================
   Admin Blog
   ============================================================ */
.admin-page {
  padding-top: 64px;
}

.admin-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 32px;
  min-height: calc(100vh - 64px);
}

.admin-sidebar {
  border-right: 1px solid var(--border-primary);
  padding-right: 24px;
}

.admin-sidebar h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-post-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.admin-post-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition);
}

.admin-post-item:hover,
.admin-post-item.active {
  border-color: var(--accent-purple);
}

.admin-post-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.admin-post-status {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
}

.admin-post-status.published {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

.admin-post-status.draft {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

/* Admin editor */
.admin-editor {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.admin-editor h2 {
  font-size: 20px;
  font-weight: 600;
}

.admin-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.admin-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.admin-field input,
.admin-field textarea {
  padding: 10px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font-sans);
  transition: border-color var(--transition);
}

.admin-field input:focus,
.admin-field textarea:focus {
  outline: none;
  border-color: var(--accent-purple);
}

.admin-field textarea {
  min-height: 300px;
  resize: vertical;
  font-family: 'Courier New', monospace;
  line-height: 1.6;
}

.admin-field input::placeholder,
.admin-field textarea::placeholder {
  color: var(--text-muted);
}

.admin-publish-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.admin-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-secondary);
}

.admin-toggle input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 40px;
  height: 22px;
  background: var(--border-light);
  border-radius: 11px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
}

.admin-toggle input[type="checkbox"]::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  top: 2px;
  left: 2px;
  transition: transform var(--transition);
}

.admin-toggle input[type="checkbox"]:checked {
  background: var(--accent-green);
}

.admin-toggle input[type="checkbox"]:checked::after {
  transform: translateX(18px);
}

.admin-actions {
  display: flex;
  gap: 12px;
  padding-top: 8px;
}

.admin-message {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.admin-message.success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #22c55e;
}

.admin-message.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
}

/* Preview */
.admin-preview {
  margin-top: 16px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
}

.admin-preview-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

/* Responsive */
@media (max-width: 968px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .admin-container { grid-template-columns: 1fr; }
  .admin-sidebar { border-right: none; border-bottom: 1px solid var(--border-primary); padding-right: 0; padding-bottom: 24px; }
}

@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-hero h1 { font-size: 32px; }
  .blog-post-container { padding: 80px 16px 32px; }
  .blog-post-header h1 { font-size: 28px; }
  .admin-form-row { grid-template-columns: 1fr; }
}