/* K-POP Artist 掲示板 UI */

.ktr-board {
  font-size: 0.9rem;
  color: #333;
}

/* ヘッダー (ソート + 新規) */
.ktr-board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.ktr-board-sort {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.ktr-board-sort-btn {
  background: #fff;
  border: 1px solid #957153;
  color: #7a5a40;
  padding: 0.4rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.ktr-board-sort-btn:hover {
  background: rgba(240, 221, 205, 0.4);
}

.ktr-board-sort-btn.active {
  background: #4bbeec;
  border-color: #4bbeec;
  color: #fff;
}

.ktr-board-new-btn {
  background: #ff6fbf;
  color: #fff;
  border: none;
  padding: 0.55rem 1.1rem;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: opacity 0.2s;
}

.ktr-board-new-btn:hover {
  opacity: 0.85;
}

/* スレッド一覧 */
.ktr-board-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ktr-board-thread-card {
  display: flex;
  gap: 0.75rem;
  background: #fff;
  border: 1px solid #f0ddcd;
  border-radius: 0.75rem;
  padding: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  color: inherit;
}

.ktr-board-thread-card:hover {
  border-color: #ff6fbf;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
  text-decoration: none;
}

.ktr-board-thread-thumb {
  flex: 0 0 70px;
  width: 70px;
  height: 70px;
  overflow: hidden;
  border-radius: 0.5rem;
  background: #f5f5f5;
}

.ktr-board-thread-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ktr-board-thread-thumb-default img {
  opacity: 0.55;
}

.ktr-board-thread-body {
  flex: 1;
  min-width: 0;
}

.ktr-board-thread-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #7a5a40;
  margin: 0 0 0.25rem;
  line-height: 1.4;
}

.ktr-board-thread-excerpt {
  font-size: 0.8rem;
  color: #666;
  margin: 0 0 0.5rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ktr-board-thread-meta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: #957153;
}

/* バッジ */
.ktr-board-badge {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  font-size: 0.7rem;
  border-radius: 9999px;
  font-weight: 700;
  vertical-align: middle;
  margin-left: 0.4rem;
}

.ktr-board-badge-locked {
  background: #fff3cd;
  color: #856404;
}

.ktr-board-badge-archived {
  background: #e2e3e5;
  color: #495057;
}

.ktr-board-badge-lonely {
  background: #fde2f0;
  color: #b03a85;
}

.ktr-board-rescue {
  background: #fff8f2;
  border: 1px solid #ff6fbf;
  border-radius: 0.75rem;
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
}

.ktr-board-rescue-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #b03a85;
  margin: 0 0 0.35rem;
}

.ktr-board-rescue-body {
  font-size: 0.8rem;
  color: #7a5a40;
  margin: 0;
  line-height: 1.6;
}

/* スレッド詳細 */
.ktr-board-back {
  background: none;
  border: none;
  color: #957153;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0.25rem 0;
  margin-bottom: 0.75rem;
}

.ktr-board-back:hover {
  color: #7a5a40;
  text-decoration: underline;
}

.ktr-board-thread-detail {
  background: #fff;
  border: 1px solid #f0ddcd;
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.ktr-board-detail-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #7a5a40;
  margin: 0 0 0.5rem;
  line-height: 1.4;
}

.ktr-board-detail-meta,
.ktr-board-reply-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: #957153;
  margin-bottom: 0.75rem;
}

.ktr-board-detail-body,
.ktr-board-reply-body {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #333;
  word-break: break-word;
}

.ktr-board-detail-image,
.ktr-board-reply-image {
  display: block;
  margin-top: 0.75rem;
  max-width: 320px;
}

.ktr-board-detail-image img,
.ktr-board-reply-image img {
  width: 100%;
  height: auto;
  border-radius: 0.5rem;
  display: block;
}

.ktr-board-replies-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: #7a5a40;
  margin: 1.25rem 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #f0ddcd;
}

.ktr-board-reply-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ktr-board-reply {
  background: #fff;
  border: 1px solid #f5f0e8;
  border-radius: 0.5rem;
  padding: 0.85rem;
}

/* 通報ボタン */
.ktr-board-report-btn {
  margin-left: auto;
  background: none;
  border: none;
  color: #957153;
  font-size: 0.7rem;
  cursor: pointer;
  text-decoration: underline;
}

.ktr-board-report-btn:hover {
  color: #d04848;
}

.ktr-board-permalink {
  font-size: 0.72rem;
  color: #4bbeec;
  text-decoration: none;
  white-space: nowrap;
}

.ktr-board-permalink:hover {
  text-decoration: underline;
}

/* フォーム */
.ktr-board-form {
  background: #fff;
  border: 1px solid #f0ddcd;
  border-radius: 0.75rem;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ktr-board-form-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: #7a5a40;
  margin: 0;
}

.ktr-board-input,
.ktr-board-textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid #f0ddcd;
  border-radius: 0.5rem;
  font-size: 0.9rem;
  font-family: inherit;
  background: #fff;
  color: #333;
  box-sizing: border-box;
}

.ktr-board-input:focus,
.ktr-board-textarea:focus {
  outline: none;
  border-color: #ff6fbf;
  box-shadow: 0 0 0 3px rgba(255, 111, 191, 0.15);
}

.ktr-board-textarea {
  resize: vertical;
  min-height: 100px;
}

.ktr-board-form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.ktr-board-file-label {
  font-size: 0.8rem;
  color: #957153;
  cursor: pointer;
}

.ktr-board-file {
  margin-left: 0.4rem;
  font-size: 0.8rem;
}

.ktr-board-submit {
  background: #ff6fbf;
  color: #fff;
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: opacity 0.2s;
}

.ktr-board-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.ktr-board-submit:hover:not(:disabled) {
  opacity: 0.85;
}

.ktr-board-form-msg {
  margin: 0;
  font-size: 0.8rem;
  min-height: 1.2em;
}

.ktr-board-msg-info {
  color: #157091;
}

.ktr-board-msg-error {
  color: #d04848;
}

/* 状態表示 */
.ktr-board-loading,
.ktr-board-empty,
.ktr-board-empty-small,
.ktr-board-error,
.ktr-board-readonly {
  font-size: 0.85rem;
  color: #957153;
  padding: 1rem;
  text-align: center;
  background: #faf6f1;
  border-radius: 0.5rem;
}

.ktr-board-empty-small {
  padding: 0.5rem;
  background: transparent;
}

.ktr-board-error {
  color: #d04848;
  background: #fdf0f0;
}

.ktr-board-readonly {
  background: #fff8e1;
  color: #856404;
  margin-top: 1rem;
}

/* ページネーション */
.ktr-board-pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  font-size: 0.85rem;
}

.ktr-board-page-btn {
  background: #fff;
  border: 1px solid #957153;
  color: #7a5a40;
  padding: 0.4rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.ktr-board-page-btn:hover {
  background: #4bbeec;
  border-color: #4bbeec;
  color: #fff;
}

.ktr-board-page-info {
  color: #957153;
}

/* モバイル sticky 投稿ボタン (FAB) */
.ktr-board-fab {
  position: fixed;
  right: 1rem;
  bottom: 5.5rem;
  z-index: 50;
  background: #ff6fbf;
  color: #fff;
  border: none;
  border-radius: 9999px;
  padding: 0.85rem 1.4rem;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.18);
  transition: transform 0.15s, opacity 0.15s;
}

.ktr-board-fab:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.ktr-board-fab:active {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .ktr-board-fab {
    display: none;
  }
}