/**
 * Conversation Sidebar Styles
 * 类似ChatGPT的会话侧边栏样式
 */

/* 侧边栏容器 */
.conversation-sidebar {
    width: 260px;
    min-width: 260px;
    height: 100%;
    background: #202123;
    color: #ececf1;
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
    overflow: hidden;
}

.conversation-sidebar.collapsed {
    width: 60px;
    min-width: 60px;
}

/* 头部 */
.sidebar-header {
    padding: 12px;
    display: flex;
    gap: 8px;
    align-items: center;
    border-bottom: 1px solid #2d2d2d;
}

.new-chat-btn {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: transparent;
    border: 1px solid #4d4d4f;
    border-radius: 6px;
    color: #ececf1;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.new-chat-btn:hover {
    background: #2d2d2d;
    border-color: #ececf1;
}

.new-chat-btn .el-icon {
    font-size: 16px;
}

.toggle-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: #8e8ea0;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
}

.toggle-btn:hover {
    background: #2d2d2d;
    color: #ececf1;
}

/* 搜索框 */
.search-box {
    padding: 12px;
    border-bottom: 1px solid #2d2d2d;
}

.search-box .el-input__wrapper {
    background: #2d2d2d !important;
    border: 1px solid #4d4d4f !important;
    border-radius: 6px !important;
}

.search-box .el-input__inner {
    color: #ececf1 !important;
}

.search-box .el-input__inner::placeholder {
    color: #8e8ea0 !important;
}

/* 会话列表 */
.conversation-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

/* 分组标题 */
.list-section {
    margin-bottom: 16px;
}

.section-title {
    padding: 8px 12px;
    font-size: 12px;
    color: #8e8ea0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 会话项 */
.conversation-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    margin-bottom: 2px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.conversation-item:hover {
    background: #2d2d2d;
}

.conversation-item.active {
    background: #343541;
}

.item-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8e8ea0;
    flex-shrink: 0;
    margin-top: 2px;
}

.item-content {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.item-title {
    font-size: 14px;
    color: #ececf1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.item-meta {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 4px;
}

.gene-family {
    font-size: 11px;
    color: #10a37f;
    background: rgba(16, 163, 127, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

.message-count {
    font-size: 11px;
    color: #8e8ea0;
}

.item-preview {
    font-size: 12px;
    color: #8e8ea0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 操作按钮 */
.item-actions {
    opacity: 0;
    transition: opacity 0.2s;
    flex-shrink: 0;
}

.conversation-item:hover .item-actions {
    opacity: 1;
}

.item-actions .el-icon {
    color: #8e8ea0;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
}

.item-actions .el-icon:hover {
    color: #ececf1;
    background: #4d4d4f;
}

/* 空状态 */
.empty-state {
    padding: 40px 20px;
    text-align: center;
    color: #8e8ea0;
}

.empty-state .el-icon {
    font-size: 48px;
    margin-bottom: 16px;
    color: #4d4d4f;
}

.empty-state p {
    margin: 0;
    font-size: 14px;
}

.empty-state .hint {
    font-size: 12px;
    margin-top: 8px;
    color: #6e6e80;
}

/* 底部用户信息 */
.sidebar-footer {
    padding: 12px;
    border-top: 1px solid #2d2d2d;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

.user-info:hover {
    background: #2d2d2d;
}

.username {
    font-size: 14px;
    color: #ececf1;
}

/* 滚动条样式 */
.conversation-list::-webkit-scrollbar {
    width: 6px;
}

.conversation-list::-webkit-scrollbar-track {
    background: transparent;
}

.conversation-list::-webkit-scrollbar-thumb {
    background: #4d4d4f;
    border-radius: 3px;
}

.conversation-list::-webkit-scrollbar-thumb:hover {
    background: #6e6e80;
}

/* 下拉菜单样式 */
.el-dropdown-menu {
    background: #202123 !important;
    border: 1px solid #4d4d4f !important;
}

.el-dropdown-menu__item {
    color: #ececf1 !important;
}

.el-dropdown-menu__item:hover {
    background: #2d2d2d !important;
}

.el-dropdown-menu__item.is-divided {
    border-top: 1px solid #4d4d4f !important;
}

/* 深色主题覆盖 */
.conversation-sidebar .el-input__wrapper {
    background: #2d2d2d !important;
    box-shadow: 0 0 0 1px #4d4d4f inset !important;
}

.conversation-sidebar .el-input__inner {
    color: #ececf1 !important;
}