/* SNSカード再現スタイル（各プラットフォームの近似） */
.sns-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius, 12px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sns-card__head {
  padding: 0.4rem 0.75rem;
  font-size: 0.75rem;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.sns-card__image {
  aspect-ratio: var(--crop-ratio, 1.91);
  overflow: hidden;
  background: #111;
}
.sns-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.sns-card--summary .sns-card__image { display: none; }

.sns-card__body { padding: 0.75rem 0.85rem; }
.sns-card__site {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: lowercase;
}
.sns-card__title {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sns-card__desc {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sns-card__limits {
  display: flex;
  justify-content: space-between;
  padding: 0.45rem 0.75rem;
  font-size: 0.72rem;
  border-top: 1px solid var(--border);
}
.sns-card__limits .ok { color: var(--accent, #34d399); }
.sns-card__limits .warn { color: var(--warn, #fbbf24); }

/* プラットフォーム別の微調整 */
.sns-card--x { border-radius: 16px; }
.sns-card--x .sns-card__title { font-weight: 700; }

.sns-card--facebook .sns-card__image { border-bottom: 1px solid var(--border); }
.sns-card--facebook .sns-card__title {
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

.sns-card--discord {
  border-radius: 4px;
  border-left: 4px solid #5865f2;
}
.sns-card--discord .sns-card__title { color: #00aff4; }

.sns-card--slack {
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}
.sns-card--slack .sns-card__site::before { content: '🔗 '; }

.sns-card--line .sns-card__image {
  border-radius: 8px 8px 0 0;
  aspect-ratio: 1.52;
}

.sns-card--bluesky .sns-card__title { color: #1185fe; }

.sns-card--imessage {
  border-radius: 18px;
  max-width: 320px;
}
.sns-card--imessage .sns-card__desc { -webkit-line-clamp: 2; }

.sns-card--misskey .sns-card__image { aspect-ratio: 16 / 9; }

.sns-card--mastodon .sns-card__site { color: #6364ff; }

.sns-card--threads .sns-card__title { font-family: Georgia, serif; }