/* ── Category page: T·00x label ──────────────────────────────── */

.cat-code {
  display: inline-block;
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--md-primary-fg-color);
  opacity: 0.75;
  margin-bottom: 0.4rem;
}


/* ── Blog: Topic Category Cards ────────────────────────────────── */

.blog-topics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(178px, 1fr));
  gap: 10px;
  margin: 1.25rem 0 2rem;
}

/* Base card — shared by <button> (interactive) and <div> (empty) */
.btopic {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px 12px;
  background: var(--md-code-bg-color);
  border: 1px solid rgba(255, 255, 255, 0.058);
  border-left: 2px solid transparent;
  border-radius: 3px;
  color: var(--md-default-fg-color) !important;
  text-decoration: none !important;
  transition:
    border-left-color 0.14s ease,
    background 0.14s ease,
    transform 0.14s ease,
    box-shadow 0.14s ease;
  animation: btopic-rise 0.45s cubic-bezier(0.16, 1, 0.3, 1) both;
  position: relative;
}

/* Button-specific reset — strip browser defaults */
button.btopic {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  margin: 0;
  text-align: left;
  width: 100%;
  box-shadow: none;
}

button.btopic:focus-visible {
  outline: 2px solid var(--md-primary-fg-color);
  outline-offset: 2px;
}

/* Staggered entry delays */
.btopic:nth-child(1) { animation-delay:   0ms; }
.btopic:nth-child(2) { animation-delay:  60ms; }
.btopic:nth-child(3) { animation-delay: 120ms; }
.btopic:nth-child(4) { animation-delay: 180ms; }
.btopic:nth-child(5) { animation-delay: 240ms; }

@keyframes btopic-rise {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0);    }
}

/* Hover — idle state */
button.btopic:hover:not(.btopic--active) {
  border-left-color: var(--md-primary-fg-color);
  background: rgba(255, 255, 255, 0.028);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

button.btopic:hover:not(.btopic--active) .btopic-name {
  color: var(--md-primary-fg-color);
}

/* Active / selected state */
button.btopic.btopic--active {
  border-left-color: var(--md-primary-fg-color);
  background: rgba(255, 255, 255, 0.038);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.28);
}

button.btopic.btopic--active .btopic-code,
button.btopic.btopic--active .btopic-name {
  color: var(--md-primary-fg-color);
}

button.btopic.btopic--active .btopic-count {
  color: var(--md-primary-fg-color);
  opacity: 0.65;
}

/* Dimmed "coming soon" — inert */
.btopic.btopic--empty {
  opacity: 0.30;
  cursor: default;
  pointer-events: none;
}

/* Code identifier: T·001 */
.btopic-code {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--md-primary-fg-color);
  margin-bottom: 5px;
}

/* Category name */
.btopic-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--md-default-fg-color);
  line-height: 1.25;
  transition: color 0.14s;
  overflow-wrap: break-word;
}

/* One-liner descriptor */
.btopic-desc {
  font-size: 11px;
  color: var(--md-default-fg-color--light);
  line-height: 1.5;
  flex: 1;
  margin-top: 3px;
  overflow-wrap: break-word;
}

/* Post count / coming soon label */
.btopic-count {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--md-default-fg-color--lighter);
  margin-top: 9px;
  transition: color 0.14s, opacity 0.14s;
}


/* ── Blog: Filtered Post List ─────────────────────────────────── */

.blog-posts {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0.5rem 0 1rem;
}

/* Individual post row */
.bpost-link {
  display: block;
  padding: 14px 16px;
  text-decoration: none !important;
  border: 1px solid rgba(255, 255, 255, 0.045);
  border-left: 2px solid transparent;
  border-radius: 3px;
  background: transparent;
  transition:
    background 0.12s ease,
    border-left-color 0.12s ease,
    transform 0.12s ease;
}

.bpost-link:hover {
  background: var(--md-code-bg-color);
  border-left-color: var(--md-primary-fg-color);
  transform: translateX(3px);
}

.bpost-link:hover .bpost-title {
  color: var(--md-primary-fg-color);
}

.bpost-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.bpost-date {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 11px;
  color: var(--md-default-fg-color--light);
  letter-spacing: 0.04em;
}

.bpost-tags-row {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.bpost-tag {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 10px;
  padding: 1px 7px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  color: var(--md-primary-fg-color);
  letter-spacing: 0.04em;
}

.bpost-title {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--md-default-fg-color);
  margin-bottom: 5px;
  line-height: 1.3;
  transition: color 0.12s;
  overflow-wrap: break-word;
}

.bpost-desc {
  font-size: 12px;
  color: var(--md-default-fg-color--light);
  line-height: 1.55;
  overflow-wrap: break-word;
}

/* Empty / no-results state */
.bpost-empty {
  padding: 2.5rem 1rem;
  text-align: center;
  border: 1px dashed rgba(255, 255, 255, 0.07);
  border-radius: 3px;
  margin-top: 4px;
}

.bpost-empty-msg {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 11.5px;
  color: var(--md-default-fg-color--lighter);
  letter-spacing: 0.06em;
}

/* Posts section heading — updated by JS when a filter is active */
.blog-posts-heading {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 1.75rem 0 0.75rem;
}

.blog-posts-heading-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--md-default-fg-color);
}

.blog-posts-heading-filter {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 11px;
  color: var(--md-primary-fg-color);
  opacity: 0;
  transition: opacity 0.18s;
}

.blog-posts-heading-filter.visible {
  opacity: 1;
}

.blog-clear-filter {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace);
  font-size: 10px;
  color: var(--md-default-fg-color--lighter);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0 0 0 4px;
  margin-left: auto;
  opacity: 0;
  transition: opacity 0.18s, color 0.14s;
  pointer-events: none;
}

.blog-clear-filter.visible {
  opacity: 1;
  pointer-events: auto;
}

.blog-clear-filter:hover {
  color: var(--md-primary-fg-color);
}


/* ── Tags page: scoped via .tags-layout wrapper ───────────────── */

/* Page h1 title */
.tags-layout .md-content__inner h1 {
  font-size: 0.95rem !important;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--md-default-fg-color--light) !important;
  margin-bottom: 0.25rem !important;
  border-bottom: none !important;
}

/* Each tag name becomes a compact chip-style label */
.tags-layout h2 {
  font-family: var(--md-code-font-family, 'JetBrains Mono', monospace) !important;
  font-size: 10px !important;
  font-weight: 700 !important;
  letter-spacing: 0.2em !important;
  text-transform: uppercase !important;
  color: var(--md-primary-fg-color) !important;
  border-bottom: none !important;
  padding: 0 !important;
  margin: 2.25rem 0 0.6rem !important;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Prefix dash for each tag */
.tags-layout h2::before {
  content: '';
  display: inline-block;
  width: 18px;
  height: 1px;
  background: var(--md-primary-fg-color);
  opacity: 0.5;
  flex-shrink: 0;
}

/* Remove default Material bullet list styling */
.tags-layout ul {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 0 0 26px !important;
}

.tags-layout li {
  margin: 0 !important;
  padding: 0 !important;
}

/* Post entry — styled as a card row */
.tags-layout li > a {
  display: block;
  padding: 11px 14px;
  font-size: 13px !important;
  font-weight: 500;
  text-decoration: none !important;
  color: var(--md-default-fg-color) !important;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-left: 2px solid transparent;
  border-radius: 3px;
  margin-bottom: 4px;
  transition:
    border-left-color 0.12s ease,
    background 0.12s ease,
    color 0.12s ease,
    transform 0.12s ease;
}

.tags-layout li > a:hover {
  border-left-color: var(--md-primary-fg-color);
  background: var(--md-code-bg-color);
  color: var(--md-primary-fg-color) !important;
  transform: translateX(3px);
}