/* ── Blog listing page ── */
.blog-hero {
  padding: 7rem 2rem 3rem;
  /* border-bottom: 1px solid var(--border); */
}
.blog-hero .container {
  max-width: 860px;
}
.blog-count {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

p.section-sub {
  color: var(--muted);
  max-width: 640px;
  font-size: 0.92rem;
  margin-bottom: 0rem;
}

/* ── Search + filter bar ── */
.blog-controls {
  max-width: 860px;
  margin: 2rem auto 0;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 0 2rem;
}
.search-input {
  flex: 1;
  min-width: 200px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  outline: none;
  transition: border-color 0.3s ease;
}
.search-input:focus {
  border-color: var(--accent);
}
.search-input::placeholder {
  color: var(--muted);
}
.tag-filter {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 8px;
  padding: 0.6rem 1rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.3s ease;
}
.tag-filter:hover,
.tag-filter.active {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Posts grid ── */
.posts-section {
  padding: 0rem 2rem 3rem;
}
.posts-grid {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.no-results {
  font-family: var(--mono);
  color: var(--muted);
  padding: 2rem 0;
  font-size: 0.85rem;
}

/* ── Post card ── */
.post-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease;
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease,
    background 0.2s ease;
}
.post-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.post-card:hover .post-title {
  color: var(--accent);
}
.post-date {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  padding-top: 4px;
}
.post-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.post-title {
  font-size: 1.05rem;
  font-weight: 700;
  transition: color 0.2s ease;
}
.post-excerpt {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.6;
}
.post-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}
.post-tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  background: color-mix(in srgb, var(--accent2) 12%, transparent);
  color: var(--accent2);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  border: 1px solid color-mix(in srgb, var(--accent2) 25%, transparent);
}
.post-read-time {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
}

/* ── Single post page ── */
.post-page {
  padding: 7rem 2rem 5rem;
}
.post-page .container {
  max-width: 720px;
}
.back-link {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 2.5rem;
  transition: color 0.2s ease;
}
.back-link:hover {
  color: var(--accent);
}
.post-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.post-header .post-tags {
  margin-bottom: 0.75rem;
}
.post-header h1 {
  color: #00ff9d;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.post-meta {
  display: flex;
  gap: 1.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}

/* ── Post content typography ── */
.post-content {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
}
.post-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  color: var(--text);
}
.post-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  color: var(--text);
}
.post-content p {
  margin-bottom: 1.25rem;
  color: color-mix(in srgb, var(--text) 85%, var(--muted));
}
.post-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.post-content strong {
  color: var(--text);
  font-weight: 700;
}
.post-content ul,
.post-content ol {
  margin: 1rem 0 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.post-content li {
  color: color-mix(in srgb, var(--text) 80%, var(--muted));
}
.post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: color-mix(in srgb, var(--accent) 5%, transparent);
  border-radius: 0 8px 8px 0;
  color: var(--muted);
  font-style: italic;
}
.post-content pre {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin: 1.5rem 0;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.7;
}
.post-content code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: color-mix(in srgb, var(--accent2) 12%, transparent);
  color: var(--accent2);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}
.post-content pre code {
  background: none;
  color: var(--accent);
  padding: 0;
  font-size: inherit;
}
.post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}
.post-content img {
  max-width: 100%;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin: 1.5rem 0;
}

/* ── Writer page ── */
.writer-page {
  padding: 7rem 2rem 5rem;
}
.writer-page .container {
  max-width: 1000px;
}
.writer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}
.writer-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.panel-bar {
  padding: 0.7rem 1rem;
  background: color-mix(in srgb, var(--border) 50%, transparent);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.panel-bar span.accent {
  color: var(--accent);
}
.writer-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}
.writer-meta-full {
  grid-column: 1 / -1;
}
.writer-input {
  width: 100%;
  background: color-mix(in srgb, var(--bg) 60%, transparent);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  outline: none;
  transition: border-color 0.2s ease;
}
.writer-input:focus {
  border-color: var(--accent);
}
.writer-input::placeholder {
  color: var(--muted);
}
.writer-label {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}
textarea.writer-input {
  height: calc(100vh - 400px);
  min-height: 400px;
  resize: none;
  line-height: 1.7;
  font-size: 0.82rem;
}
.preview-body {
  padding: 1.5rem;
  height: calc(100vh - 400px);
  min-height: 400px;
  overflow-y: auto;
  font-size: 0.9rem;
}
.writer-actions {
  padding: 1rem;
  display: flex;
  gap: 0.75rem;
  border-top: 1px solid var(--border);
}
.writer-actions .btn {
  flex: 1;
  justify-content: center;
}
.instructions {
  background: color-mix(in srgb, var(--accent2) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent2) 25%, transparent);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-top: 1.5rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.8;
}
.instructions h4 {
  color: var(--accent2);
  margin-bottom: 0.75rem;
  font-size: 0.82rem;
}
.instructions code {
  background: color-mix(in srgb, var(--border) 80%, transparent);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  color: var(--accent);
}
.instructions ol {
  margin-left: 1.2rem;
}

/* ── Output modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 700px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}
.modal-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.82rem;
}
.modal-close {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.2rem;
}
.modal-close:hover {
  color: var(--text);
}
.modal-body {
  padding: 1.25rem;
  flex: 1;
  overflow: auto;
}
.modal-body pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre-wrap;
  color: var(--muted);
  max-height: 300px;
}
.modal-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 0.75rem;
}

/* ── Responsive blog ── */
@media (max-width: 640px) {
  .post-card {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }
  .post-date {
    font-size: 0.68rem;
  }
  .writer-grid {
    grid-template-columns: 1fr;
  }
  textarea.writer-input,
  .preview-body {
    min-height: 300px;
    height: 300px;
  }
  .writer-meta {
    grid-template-columns: 1fr;
  }
}