.book-discussion-section {
  margin: 2.5rem 0 0;
}

.book-discussion-section .section-title {
  margin-bottom: 0.35rem;
}

.discussion-count {
  font-size: 0.7em;
  font-weight: 400;
  color: #7a7265;
}

.discussion-login {
  margin: 0.75rem 0 1.25rem;
  padding: 0.85rem 1rem;
  background: #fbf8f2;
  border: 1px solid #e7ddcc;
  border-radius: 8px;
  color: #5c564c;
}

.discussion-login a {
  color: #c8553d;
  font-weight: 600;
}

.discussion-comment {
  display: flex;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid #e7ddcc;
}

.discussion-avatar {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  background: #eef5f1;
  color: #1f5e4b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}

.discussion-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.discussion-body {
  flex: 1;
  min-width: 0;
}

.discussion-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  align-items: baseline;
  font-size: 14px;
}

.discussion-author {
  font-weight: 700;
  color: #1f3d33;
  text-decoration: none;
}

.discussion-date {
  color: #8a7f6d;
  font-size: 12px;
}

.discussion-replying-to {
  font-size: 12px;
  color: #c8553d;
}

.discussion-text {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.6;
  color: #2b2b2b;
}

.discussion-text p {
  margin: 0 0 8px;
}

.discussion-text p:last-child {
  margin-bottom: 0;
}

.discussion-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
  font-size: 13px;
}

.discussion-reply-count {
  border: 1px solid #e7ddcc;
  background: #fbf8f2;
  color: #1f5e4b;
  border-radius: 14px;
  padding: 3px 10px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  font-family: inherit;
}

.discussion-reply-count:hover {
  background: #eef5f1;
}

.discussion-actions .links {
  display: flex;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.discussion-actions .links a {
  color: #c8553d;
  text-decoration: none;
  font-weight: 600;
}

.discussion-like,
.discussion-report {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
}

.discussion-like a,
.discussion-report a {
  color: #c8553d;
  text-decoration: none;
  font-weight: 600;
}

.discussion-like-count,
.discussion-like-count-value {
  font-size: 12px;
  color: #7a7265;
}

.discussion-replies {
  margin-left: 26px;
  padding-left: 14px;
  border-left: 1px solid #e7ddcc;
}

.discussion-comment.discussion-flattened {
  border-left: 3px solid #f4efe6;
  padding-left: 12px;
}

.discussion-comment.discussion-flattened .discussion-replies {
  margin-left: 0;
  padding-left: 0;
  border-left: 0;
}

.discussion-comment-form {
  margin-top: 1.5rem;
}

.discussion-guidelines {
  font-size: 13px;
  color: #7a7265;
  margin: 0 0 10px;
}

.book-discussion-section form textarea {
  width: 100%;
  min-height: 96px;
  border: 1px solid #e7ddcc;
  border-radius: 6px;
  padding: 10px;
  font: inherit;
  color: #2b2b2b;
  background: #ffffff;
}

.book-discussion-section form textarea:focus {
  outline: 2px solid #1f5e4b;
  outline-offset: 1px;
}

.book-discussion-section form .form-actions input,
.book-discussion-section form .form-actions button {
  background: #1f5e4b;
  color: #ffffff;
  border: 0;
  border-radius: 6px;
  padding: 10px 20px;
  font-weight: 600;
  cursor: pointer;
}

.book-discussion-section form .form-actions input:hover,
.book-discussion-section form .form-actions button:hover {
  background: #17483a;
}

.discussion-comment .comment__content {
  margin: 0;
}

/* The comment body is plain text only: hide the text-format tips and help. */
.book-discussion-section .js-filter-guidelines,
.book-discussion-section [id$="-format-help"] {
  display: none;
}

@media (max-width: 640px) {
  .discussion-comment {
    gap: 10px;
  }

  .discussion-replies {
    margin-left: 12px;
    padding-left: 8px;
  }

  .discussion-avatar {
    flex-basis: 34px;
    width: 34px;
    height: 34px;
    font-size: 14px;
  }
}

.discussion-reply-toggle {
  background: none;
  border: 0;
  padding: 0;
  color: #c8553d;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.discussion-reply-toggle:hover {
  text-decoration: underline;
}

.discussion-reply-slot {
  margin-top: 12px;
}

.discussion-reply-slot[hidden] {
  display: none;
}

.discussion-reply-form {
  background: #fbf8f2;
  border: 1px solid #e7ddcc;
  border-radius: 8px;
  padding: 14px;
  margin-top: 10px;
}

.discussion-reply-form .discussion-guidelines {
  margin: 0 0 8px;
}

.discussion-reply-form .form-item {
  margin: 0;
}

.discussion-reply-form .form-item label {
  display: none;
}

.discussion-reply-form textarea {
  width: 100%;
  min-height: 80px;
  border: 1px solid #e7ddcc;
  border-radius: 6px;
  padding: 10px;
  font: inherit;
  color: #2b2b2b;
  background: #ffffff;
}

.discussion-reply-form .form-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.discussion-reply-submit {
  background: #1f5e4b;
  color: #ffffff;
  border: 0;
  border-radius: 6px;
  padding: 8px 16px;
  font-weight: 600;
  cursor: pointer;
}

.discussion-reply-submit:hover {
  background: #17483a;
}

.discussion-reply-cancel {
  background: transparent;
  color: #6b7280;
  border: 1px solid #d8d2c6;
  border-radius: 6px;
  padding: 8px 14px;
  font-weight: 600;
  cursor: pointer;
}

.discussion-reply-cancel:hover {
  background: #f1ece3;
}

.discussion-reply-missing {
  margin: 0;
  color: #7a7265;
}

@media (max-width: 640px) {
  .discussion-reply-form {
    padding: 10px;
  }

  .discussion-reply-slot {
    margin-top: 8px;
  }
}

/* Threaded replies: indent under the parent, Reddit-style. */
.discussion-replies {
  margin-left: 24px;
  padding-left: 16px;
  border-left: 2px solid #d8d2c6;
}

.discussion-replies .discussion-comment {
  margin-top: 4px;
}

.discussion-comment.depth-2,
.discussion-comment.depth-3 {
  background: #fbf8f2;
  border-radius: 8px;
  padding: 10px;
}

.discussion-comment.discussion-flattened {
  background: transparent;
  border-left: 3px solid #f4efe6;
  padding-left: 12px;
}

/* Core comment.module threading uses .indented wrappers. */
.book-discussion-section .indented {
  margin-left: 24px;
  padding-left: 16px;
  border-left: 2px solid #d8d2c6;
}

.book-discussion-section .indented .indented {
  margin-left: 20px;
  padding-left: 12px;
}

.book-discussion-section .indented > .discussion-comment:first-child {
  margin-top: 4px;
}