.article-hero {
  border-bottom: 1px solid var(--border);
}

.hero-chip {
  border-color: var(--border);
  background: color-mix(in srgb, var(--surface-2) 70%, transparent);
  color: var(--muted);
}

.hero-title {
  color: var(--text);
}

.hero-subtitle,
.hero-meta {
  color: var(--muted);
  border-color: var(--border);
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-top: 1.75rem;
  margin-bottom: 0.6rem;
}

.article-body p {
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 1.2rem;
}

.article-body strong {
  color: var(--text);
  font-weight: 600;
}

.article-body em {
  color: var(--text);
}

.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
  color: var(--muted);
}

.article-body li {
  margin-bottom: 0.4rem;
  line-height: 1.7;
}

.article-body ul li::marker,
.article-body ol li::marker {
  color: var(--accent);
}

.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--accent-2);
}

.article-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.875em;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 0.1em 0.35em;
  border-radius: 0.25rem;
}

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1.25rem;
  background: color-mix(in srgb, var(--surface-2) 70%, transparent);
  border-radius: 0 0.5rem 0.5rem 0;
  margin: 1.5rem 0;
  color: var(--text);
}

.article-body blockquote strong {
  color: var(--accent);
}

.article-body sup a {
  color: var(--accent-2);
  text-decoration: none;
  font-size: 0.75em;
}

.article-body sup a:hover {
  color: var(--accent);
}

.article-body hr {
  border-color: var(--border);
  margin: 2rem 0;
}

.article-body {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article-body img,
.article-body svg,
.article-body pre,
.article-body table {
  max-width: 100%;
}

.article-body pre {
  overflow-x: auto;
}

.mermaid svg {
  max-width: 100%;
  height: auto;
}

.mermaid {
  background: color-mix(in srgb, var(--surface-2) 78%, transparent);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin: 1.5rem 0;
  overflow-x: auto;
}

.cta-section,
.site-footer {
  border-color: var(--border);
}

.cta-card {
  background: linear-gradient(165deg, var(--surface), var(--surface-2));
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
}

.cta-glow {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}

.cta-title,
.cta-price,
.cta-link {
  color: var(--text);
}

.cta-description,
.cta-currency,
.cta-note,
.footer-copy {
  color: var(--muted);
}

.cta-button {
  background: var(--accent);
  color: color-mix(in srgb, var(--surface) 12%, #000);
}

.cta-button:hover {
  background: var(--accent-2);
}

.comments-section {
  border-color: var(--border);
}

.comments-card {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 14%, transparent), transparent 34%),
    linear-gradient(165deg, color-mix(in srgb, var(--surface) 92%, transparent), var(--surface-2));
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: 0 18px 48px color-mix(in srgb, var(--bg) 76%, transparent);
}

.comments-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-2) 32%, transparent), transparent 38%);
  opacity: 0.8;
}

.comments-card > * {
  position: relative;
  z-index: 1;
}

.comments-kicker {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
}

.comments-title {
  color: var(--text);
}

.comments-note,
.comments-hint,
.comments-guideline {
  color: var(--muted);
}

.comments-guideline {
  border-color: color-mix(in srgb, var(--accent) 16%, var(--border));
  background: color-mix(in srgb, var(--surface) 72%, transparent);
}

.comments-thread {
  border: 1px solid color-mix(in srgb, var(--accent) 14%, var(--border));
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--surface-2) 50%, transparent);
}

.comments-thread-loading {
  min-height: 12rem;
  display: grid;
  place-items: center;
}

.comments-loading {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.comments-loading::before {
  content: "";
  width: 1rem;
  height: 1rem;
  border-radius: 9999px;
  border: 2px solid color-mix(in srgb, var(--accent) 20%, transparent);
  border-top-color: var(--accent);
  animation: comments-spin 0.8s linear infinite;
}

#cusdis_thread iframe {
  width: 100%;
  min-height: 24rem;
  border: 0;
  border-radius: 1rem;
  background: transparent;
}

@keyframes comments-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 640px) {
  .comments-card {
    border-radius: 1.5rem;
  }

  .comments-thread {
    border-radius: 1rem;
  }

  #cusdis_thread iframe {
    min-height: 28rem;
  }
}