.content-interaction-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid rgba(148, 163, 184, 0.24);
}
.content-action-btn {
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #f8fafc;
    color: #0f172a;
    border-radius: 999px;
    padding: 8px 11px;
    font-weight: 800;
    font-size: 13px;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.06);
}
.content-action-btn:hover { transform: translateY(-1px); background: #eef6ff; }
.content-action-btn.is-active { background: #0f172a; color: #fff; border-color: #0f172a; }
.content-action-btn b { font-size: 12px; opacity: .82; }
.content-comments-open { overflow: hidden; }
.content-comments-modal.hidden { display: none; }
.content-comments-modal { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: center; justify-content: center; padding: 18px; }
.content-comments-backdrop { position: absolute; inset: 0; background: rgba(15, 23, 42, .62); backdrop-filter: blur(4px); }
.content-comments-panel { position: relative; width: min(720px, 100%); max-height: min(780px, 92vh); display: flex; flex-direction: column; overflow: hidden; background: #fff; border-radius: 22px; box-shadow: 0 30px 90px rgba(15, 23, 42, .32); border: 1px solid rgba(255,255,255,.75); }
.content-comments-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 18px 20px 12px; border-bottom: 1px solid rgba(148, 163, 184, .22); }
.content-comments-head h2 { margin: 0; font-size: 22px; line-height: 1.1; }
.content-comments-head p { margin: 4px 0 0; color: #64748b; font-weight: 600; }
.content-comments-close { width: 38px; height: 38px; border: 0; border-radius: 999px; background: #f1f5f9; font-size: 26px; line-height: 1; cursor: pointer; }
.content-comments-filter { display: flex; gap: 8px; padding: 12px 18px; background: #f8fafc; border-bottom: 1px solid rgba(148, 163, 184, .18); }
.content-comments-filter button { border: 1px solid rgba(15, 23, 42, .08); background: #fff; padding: 8px 14px; border-radius: 999px; font-weight: 800; cursor: pointer; }
.content-comments-filter button.is-active { background: #1877f2; color: #fff; border-color: #1877f2; }
.content-comments-list { padding: 16px 18px; overflow: auto; min-height: 160px; display: flex; flex-direction: column; gap: 12px; }
.content-comment-item { display: flex; gap: 10px; align-items: flex-start; }
.content-comment-avatar img { width: 38px; height: 38px; object-fit: cover; border-radius: 999px; box-shadow: 0 5px 13px rgba(15,23,42,.12); }
.content-comment-bubble { flex: 1; min-width: 0; background: #f8fafc; border: 1px solid rgba(148, 163, 184, .2); border-radius: 16px; padding: 10px 12px; }
.content-comment-head { display: flex; justify-content: space-between; gap: 10px; font-size: 12px; color: #64748b; margin-bottom: 4px; }
.content-comment-head a { color: #0f172a; font-weight: 900; text-decoration: none; }
.content-comment-text { white-space: pre-wrap; overflow-wrap: anywhere; color: #111827; }
.content-comments-empty { text-align: center; color: #64748b; padding: 20px; font-weight: 700; }
.content-comments-more { margin: 0 18px 12px; border: 0; background: #e8f1ff; color: #0b5fcc; border-radius: 12px; padding: 10px; font-weight: 900; cursor: pointer; }
.content-comments-more.hidden { display: none; }
.content-comment-form { padding: 14px 18px 18px; border-top: 1px solid rgba(148, 163, 184, .18); background: #fff; }
.content-comment-form textarea { width: 100%; box-sizing: border-box; resize: vertical; border: 1px solid #dbe3ef; border-radius: 14px; padding: 11px; font: inherit; background: #f8fafc; }
.content-comment-form div { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 10px; }
.content-comment-form span { color: #64748b; font-weight: 700; font-size: 13px; }
.content-comment-form button { border: 0; background: #1877f2; color: #fff; border-radius: 12px; padding: 10px 15px; font-weight: 900; cursor: pointer; }
.content-library-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; margin-top: 14px; }
.content-library-card { overflow: hidden; border-radius: 16px; }
.content-library-card img { width: 100%; height: 170px; object-fit: cover; display: block; background: #e5e7eb; }
.content-library-body { padding: 12px; }
.content-library-body h3 { margin: 0 0 6px; font-size: 16px; }
.content-library-body p { margin: 0 0 10px; color: #64748b; font-size: 13px; }
@media (max-width: 720px) {
    .content-comments-modal { padding: 0; align-items: stretch; }
    .content-comments-panel { width: 100%; max-height: 100dvh; border-radius: 0; }
    .content-action-btn { padding: 8px 10px; font-size: 12px; }
}