/* 主题讨论 */
.tools-page--share .share-main {
  padding-bottom: 16px;
}

.tools-page--share .share-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
}

.tools-page--share .share-login {
  max-width: 520px;
  margin: 0 auto;
  padding: 24px 20px;
}

.tools-page--share .share-login h2 {
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  text-align: center;
}

.tools-page--share .share-notice {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.55;
}

.tools-page--share .share-notice--link {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
}

.tools-page--share .share-notice--pwd {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  color: #0c4a6e;
}

.tools-page--share .share-input-group {
  margin-bottom: 12px;
}

.tools-page--share .share-input-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #334155;
  margin-bottom: 6px;
}

.tools-page--share .share-error {
  margin-top: 10px;
  color: #dc2626;
  font-size: 13px;
  display: none;
}

.tools-page--share .share-public-rooms {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #f1f5f9;
}

.tools-page--share .share-public-rooms__title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 10px;
  color: #334155;
}

.tools-page--share .share-room-link {
  display: block;
  padding: 12px 14px;
  margin-bottom: 8px;
  background: #f8fafc;
  border-radius: 10px;
  text-decoration: none;
  color: #0f172a;
  border: 1px solid #e2e8f0;
}

.tools-page--share .share-room-link:hover {
  border-color: var(--site-accent);
  background: #fff7ed;
}

.tools-page--share .share-room-link .room-name {
  font-weight: 600;
  font-size: 15px;
}

.tools-page--share .share-room-link .room-meta {
  font-size: 12px;
  color: #64748b;
  margin-top: 4px;
}

.tools-page--share .chat-header {
  background: linear-gradient(135deg, #f98206 0%, #ea580c 100%);
  color: #fff;
  padding: 16px 18px;
}

.tools-page--share .chat-header h1 {
  font-size: 18px;
  margin: 0 0 4px;
  font-weight: 700;
}

.tools-page--share .chat-header .topic {
  font-size: 13px;
  opacity: 0.92;
  line-height: 1.5;
}

.tools-page--share .chat-header .online-count {
  margin-top: 8px;
  font-size: 12px;
  opacity: 0.9;
}

.tools-page--share .chat-body {
  display: flex;
  min-height: 420px;
  max-height: 62vh;
}

.tools-page--share .chat-messages {
  flex: 1;
  padding: 14px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background: #fafafa;
}

.tools-page--share .chat-sidebar {
  width: 180px;
  padding: 14px;
  background: #fff;
  border-left: 1px solid #f1f5f9;
  overflow-y: auto;
}

.tools-page--share .chat-input-area {
  padding: 12px 14px calc(12px + env(safe-area-inset-bottom, 0));
  border-top: 1px solid #e2e8f0;
  background: #fff;
}

.tools-page--share .chat-input-area.readonly {
  opacity: 0.6;
  pointer-events: none;
}

.tools-page--share .message-item {
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid #e2e8f0;
}

.tools-page--share .message-item.own {
  background: #fff7ed;
  border-color: #fed7aa;
}

.tools-page--share .message-item.system-message {
  background: #fef3c7;
  border-color: #fde68a;
}

.tools-page--share .message-sender {
  font-size: 14px;
  font-weight: 700;
  color: #c2410c;
  margin-bottom: 2px;
}

.tools-page--share .message-item.system-message .message-sender {
  color: #92400e;
}

.tools-page--share .message-sender.clickable {
  cursor: pointer;
}

.tools-page--share .message-time {
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 6px;
}

.tools-page--share .message-content {
  font-size: 15px;
  color: #0f172a;
  word-wrap: break-word;
  line-height: 1.55;
}

.tools-page--share .message-content a {
  color: #ea580c;
  text-decoration: underline;
}

.tools-page--share .user-list-title {
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #64748b;
}

.tools-page--share .user-tag {
  display: inline-block;
  padding: 4px 8px;
  margin: 3px 3px 0 0;
  border-radius: 6px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  font-size: 12px;
  cursor: pointer;
}

.tools-page--share .user-tag.registered {
  background: #ecfdf5;
  border-color: #a7f3d0;
}

.tools-page--share .user-tag.muted {
  opacity: 0.55;
  text-decoration: line-through;
}

.tools-page--share .admin-controls {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #f1f5f9;
}

.tools-page--share .empty-state {
  text-align: center;
  padding: 40px 16px;
  color: #64748b;
  font-size: 14px;
}

@media (max-width: 768px) {
  .tools-page--share .share-main {
    padding-left: 0;
    padding-right: 0;
  }

  .tools-page--share .share-card {
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .tools-page--share .chat-body {
    flex-direction: column;
    min-height: 50vh;
    max-height: none;
    height: calc(100dvh - 220px);
  }

  .tools-page--share .chat-sidebar {
    display: none;
  }

  .tools-page--share .chat-messages {
    flex: 1;
    min-height: 0;
  }

  .tools-page--share .chat-input-area textarea {
    font-size: 16px;
  }

  .tools-page--share .share-login {
    padding: 20px 16px;
  }
}