/* v9.2 – Thẻ bài viết ở đầu hội thoại bình luận (tông Facebook) */
.post-card { align-self: stretch; max-width: 640px; margin: 4px auto 14px; width: 100%; background: #fff; border: 1px solid #dadde1; border-radius: 10px; padding: 12px 14px; box-shadow: 0 1px 2px #0000000d; color: #050505; font-size: 14px; line-height: 1.4; }
.post-card .pc-text { white-space: pre-wrap; word-wrap: break-word; }
.post-card .pc-text.clamp { display: -webkit-box; -webkit-line-clamp: 6; -webkit-box-orient: vertical; overflow: hidden; }
.post-card .pc-more { border: 0; background: none; color: #65676b; font: inherit; font-weight: 600; padding: 2px 0; cursor: pointer; }
.post-card .pc-more:hover { text-decoration: underline; }
.post-card .pc-img { display: block; max-width: 100%; max-height: 360px; margin-top: 10px; border-radius: 8px; border: 1px solid #e4e6eb; cursor: zoom-in; object-fit: contain; background: #f0f2f5; }
.post-card .pc-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; margin-top: 10px; padding-top: 8px; border-top: 1px solid #e4e6eb; font-size: 12px; }
.post-card .pc-foot b { color: #050505; font-weight: 600; }
.post-card .pc-id { cursor: pointer; background: #f0f2f5; color: #65676b; font-size: 11px; }
.post-card .pc-link { color: #1877f2; font-weight: 600; text-decoration: none; }
.post-card .pc-link:hover { text-decoration: underline; }
@media (prefers-color-scheme: dark) {
  .post-card { background: #242526; border-color: #3a3b3c; color: #e4e6eb; }
  .post-card .pc-foot { border-color: #3a3b3c; }
  .post-card .pc-foot b { color: #e4e6eb; }
  .post-card .pc-id, .post-card .pc-img { background: #3a3b3c; border-color: #3a3b3c; color: #b0b3b8; }
  .post-card .pc-link { color: #2d88ff; }
}
@media (max-width: 760px) { .post-card .pc-img { max-height: 260px; } }
.post-card .pc-more { display: block; text-align: left; }