/* 会话卡片 */
.session-card {
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 15px;
    padding: 15px;
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.session-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-info {
    flex-grow: 1;
}

.session-id {
    font-weight: bold;
    margin-bottom: 5px;
}

.session-date, .session-message-count {
    font-size: 14px;
    color: #666;
    margin-bottom: 3px;
}

.session-actions {
    flex-shrink: 0;
}

.history-list {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    padding-right: 10px;
}

.loading-history, .no-history, .error-message {
    text-align: center;
    padding: 40px;
    color: #666;
}

/* 会话创建者信息 */
.session-user-info {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #eee;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.user-badge {
    background-color: #007bff;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: normal;
}

.user-badge.admin {
    background-color: #dc3545;
}

.user-badge.normal {
    background-color: #28a745;
}

.guest-badge {
    background-color: #6c757d;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
}