/* 친구목록 사이드바 스타일 */

/* 친구 사이드바 전용 CSS 변수 (어떤 페이지에서든 동일하게 보이도록) */
.friends-sidebar,
.friends-sidebar-overlay {
  --bg-primary: #0f0f0f;
  --bg-secondary: #181818;
  --bg-tertiary: #252525;
  --bg-hover: #2a2a2a;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-tertiary: #666666;
  --border-color: #303030;
  --brand-orange: #F56342;
  --brand-blue: #4A90E2;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* 오버레이 */
.friends-sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.friends-sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* 사이드바 */
.friends-sidebar {
  position: fixed;
  top: 0;
  right: -450px;
  width: 450px;
  height: 100vh;
  background-color: var(--bg-primary);
  border-left: 1px solid var(--border-color);
  z-index: 10001;
  display: flex;
  flex-direction: column;
  transition: right 0.3s ease;
  overflow: hidden;
}

.friends-sidebar.active {
  right: 0;
}

/* 헤더 */
.friends-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  position: relative;
}

.friends-header-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-bottom: var(--spacing-md);
}

.friends-logout-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 6px;
  background-color: #ff4757;
  border: none;
  color: white;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.friends-logout-btn:hover {
  background-color: #e84149;
  transform: translateY(-1px);
}

.friends-logout-btn svg {
  width: 14px;
  height: 14px;
}

.friends-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.friends-close-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.friends-header-top {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.friends-welcome {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.friends-username {
  color: var(--brand-orange);
}

.friends-stats {
  display: flex;
  gap: var(--spacing-md);
  font-size: 13px;
  color: var(--text-secondary);
}

.friends-stat strong {
  color: var(--brand-orange);
  margin: 0 2px;
}

/* 탭 */
.friends-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.friends-tab {
  flex: 1;
  padding: var(--spacing-md);
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border-bottom: 2px solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.friends-tab svg {
  flex-shrink: 0;
}

.friends-tab:hover {
  color: var(--text-primary);
  background-color: var(--bg-hover);
}

.friends-tab.active {
  color: var(--brand-orange);
  border-bottom-color: var(--brand-orange);
}

/* 탭 내용 */
.friends-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

.friends-tab-content {
  display: none;
  height: 100%;
}

.friends-tab-content.active {
  display: block;
}

/* 친구 검색 */
.friends-search {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.friends-search-type {
  width: 100px;
  padding: var(--spacing-sm);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
}

.friends-search-input {
  flex: 1;
  padding: var(--spacing-sm);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
}

.friends-search-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--brand-orange);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.friends-search-btn:hover {
  background-color: #e05535;
}

/* 친구 목록 */
.friends-list {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* 친구 카드 */
.friend-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  transition: all 0.2s;
  cursor: pointer;
}

.friend-card:hover {
  background-color: var(--bg-tertiary);
}

.friend-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-orange), var(--brand-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.friend-info {
  flex: 1;
  min-width: 0;
}

.friend-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.friend-occupation {
  font-size: 12px;
  color: var(--text-secondary);
}

/* 채팅방 목록 */
.chatrooms-list {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* 채팅방 카드 (카카오톡 스타일) */
.chatroom-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  transition: all 0.2s;
  cursor: pointer;
  position: relative;
}

.chatroom-card:hover {
  background-color: var(--bg-tertiary);
}

.chatroom-card.unread {
  background-color: rgba(245, 99, 66, 0.05);
}

.chatroom-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-orange), var(--brand-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.chatroom-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chatroom-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
}

.chatroom-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.chatroom-time {
  font-size: 11px;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.chatroom-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
}

.chatroom-occupation {
  font-size: 11px;
  color: var(--text-tertiary);
}

.chatroom-unread-badge {
  background-color: var(--brand-orange);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.chatroom-last-message {
  font-size: 13px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


/* 빈 상태 */
.empty-state {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* 채팅방 뷰 */
.chat-room {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-primary);
  display: none;
  flex-direction: column;
  z-index: 1102;
}

.chat-room.active {
  display: flex;
}

.chat-room-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.chat-back-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
}

.chat-back-btn:hover {
  background-color: var(--bg-hover);
}

.chat-room-info {
  flex: 1;
}

.chat-room-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.chat-room-occupation {
  font-size: 12px;
  color: var(--text-secondary);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  background-color: #b2c7d9;
}

/* 카카오톡 스타일 채팅 메시지 */
.chat-message {
  display: flex;
  gap: var(--spacing-sm);
  max-width: 70%;
  align-items: flex-end;
}

.chat-message.sent {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-message.received {
  align-self: flex-start;
}

/* 받은 메시지 아바타 */
.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-orange), var(--brand-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
  align-self: flex-start;
}

/* 말풍선 컨테이너 */
.chat-bubble-container {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  max-width: 100%;
}

.chat-message.sent .chat-bubble-container {
  flex-direction: row-reverse;
}

/* 말풍선 */
.chat-bubble {
  padding: 10px 14px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.4;
  word-wrap: break-word;
  max-width: 100%;
}

.chat-message.sent .chat-bubble {
  background-color: var(--brand-orange);
  color: white;
  border-bottom-right-radius: 4px;
}

.chat-message.received .chat-bubble {
  background-color: white;
  color: #000;
  border-bottom-left-radius: 4px;
}

/* 시간 표시 */
.chat-time {
  font-size: 10px;
  color: rgba(0, 0, 0, 0.4);
  white-space: nowrap;
  align-self: flex-end;
  margin-bottom: 2px;
}

/* 읽음 상태 (보낸 메시지) */
.chat-read-status {
  font-size: 10px;
  color: #ffd700;
  font-weight: 600;
  align-self: flex-end;
  margin-bottom: 2px;
}

.chat-input-container {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.chat-input {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: #fff;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  color: #333;
  font-size: 14px;
  outline: none;
}

.chat-input::placeholder {
  color: #999;
}

.chat-input:focus {
  border-color: var(--brand-orange);
}

.chat-send-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--brand-orange);
  border: none;
  color: white;
  cursor: pointer;
  transition: all 0.2s;
}

.chat-send-btn:hover {
  background-color: #e05535;
}

.chat-send-btn:disabled {
  background-color: var(--bg-tertiary);
  cursor: not-allowed;
}

/* 친구 추가 버튼 */
.friends-add-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background-color: var(--brand-orange);
  border: none;
  color: white;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}

.friends-add-btn:hover {
  background-color: #e05535;
}

/* 친구 추가 패널 */
.friends-add-panel {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md);
}

.friends-add-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.friends-add-header span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.friends-add-close {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.friends-add-close:hover {
  background-color: var(--bg-hover);
}

.friends-add-form {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.friends-add-input {
  flex: 1;
  padding: var(--spacing-sm);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
}

.friends-add-search-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--brand-orange);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 14px;
  cursor: pointer;
}

.friends-add-search-btn:hover {
  background-color: #e05535;
}

.friends-add-results {
  max-height: 200px;
  overflow-y: auto;
}

/* 친구 검색 결과 */
.friend-search-result {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all 0.2s;
}

.friend-search-result:hover {
  background-color: var(--bg-hover);
}

.friend-search-result .friend-avatar {
  width: 40px;
  height: 40px;
  font-size: 16px;
}

.friend-search-result .friend-info {
  flex: 1;
}

.friend-search-result .friend-username {
  font-size: 12px;
  color: var(--text-tertiary);
}

.friend-add-action-btn {
  padding: 6px 12px;
  background-color: var(--brand-orange);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.friend-add-action-btn:hover {
  background-color: #e05535;
}

/* 단톡방 목록 */
.groupchats-list {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* 단톡방 카드 */
.groupchat-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  transition: all 0.2s;
  position: relative;
}

.groupchat-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
  cursor: pointer;
}

.groupchat-card:hover {
  background-color: rgba(245, 99, 66, 0.1);
}

.groupchat-card:hover .groupchat-name {
  color: #333;
}

.groupchat-card:hover .groupchat-members {
  color: #666;
}

.groupchat-card:hover .groupchat-project {
  color: #888;
}

.groupchat-leave-btn {
  padding: 6px 12px;
  background: #ff6b6b;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
  flex-shrink: 0;
}

.groupchat-card:hover .groupchat-leave-btn {
  opacity: 1;
}

.groupchat-leave-btn:hover {
  background: #ff5252;
}

.groupchat-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4A90E2, #67B26F);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.groupchat-info {
  flex: 1;
  min-width: 0;
}

.groupchat-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.groupchat-members {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.groupchat-project {
  font-size: 11px;
  color: var(--text-tertiary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 단톡방 채팅 발신자 이름 */
.chat-sender-name {
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 4px;
  font-weight: 500;
}

/* 반응형 */
@media (max-width: 768px) {
  .friends-sidebar {
    width: 100%;
    right: -100%;
  }
}