/* 用户个人中心页面样式 */
.profile-container {
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* 页面标题 */
.page-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f0f0;
}

.page-header h1 {
    font-size: 1.8rem;
    color: #333;
    margin: 0;
}

/* 个人中心内容布局 */
.profile-content {
    display: flex;
    gap: 30px;
}

/* 左侧边栏 */
.profile-sidebar {
    flex: 0 0 300px;
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* 右侧主要内容 */
.profile-main {
    flex: 1;
    min-width: 0; /* 防止内容溢出 */
}

/* 用户头像容器 */
.user-avatar-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid #e9ecef;
}

/* 大头像样式 */
.user-avatar.large {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: #4c84ff;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin-bottom: 15px;
    box-shadow: 0 4px 8px rgba(76, 132, 255, 0.2);
}

.user-name {
    font-size: 1.5rem;
    margin: 10px 0 5px;
    color: #333;
}

.user-role {
    font-size: 0.9rem;
    color: #6c757d;
    margin: 0;
}

/* 用户统计信息 */
.user-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid #e9ecef;
}

.stat-item {
    text-align: center;
    flex: 1;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 600;
    color: #4c84ff;
    line-height: 1;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.85rem;
    color: #6c757d;
}

/* 账户信息样式 */
.account-info {
    margin-bottom: 10px;
}

.account-info .info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.account-info .info-label {
    color: #6c757d;
    font-weight: 500;
}

.account-info .info-value {
    color: #333;
    text-align: right;
    word-break: break-all;
}

/* 选项卡导航样式 */
.nav-tabs {
    border-bottom: 1px solid #dee2e6;
    margin-bottom: 25px;
}

.nav-tabs .nav-link {
    border: none;
    color: #6c757d;
    padding: 12px 15px;
    margin-right: 5px;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
}

.nav-tabs .nav-link:hover {
    color: #4c84ff;
    border-bottom-color: #4c84ff;
}

.nav-tabs .nav-link.active {
    font-weight: 500;
    color: #4c84ff;
    border-bottom: 2px solid #4c84ff;
    background-color: transparent;
}

.nav-tabs .nav-link i {
    margin-right: 5px;
}

/* 表单区域 */
.form-section {
    padding: 20px;
    background-color: #f9f9fb;
    border-radius: 8px;
    margin-bottom: 20px;
}

.form-section h4 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #333;
    font-size: 1.2rem;
    font-weight: 500;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    font-weight: 500;
    margin-bottom: 8px;
    color: #333;
    display: block;
}

.form-control {
    height: auto;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 0.95rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    border-color: #4c84ff;
    box-shadow: 0 0 0 0.2rem rgba(76, 132, 255, 0.25);
}

.form-text {
    font-size: 0.85rem;
    margin-top: 5px;
}

/* 表单操作区域 */
.form-actions {
    margin-top: 25px;
    display: flex;
    justify-content: flex-start;
}

.btn {
    padding: 10px 20px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: #4c84ff;
    border-color: #4c84ff;
}

.btn-primary:hover {
    background-color: #3a70e9;
    border-color: #3a70e9;
}

/* 活动记录选项卡 */
.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.activity-filter {
    display: flex;
    align-items: center;
    gap: 10px;
}

.activity-filter label {
    margin-bottom: 0;
}

.activity-filter select {
    width: auto;
}

/* 活动时间线 */
.activity-timeline {
    padding: 20px;
    background-color: #f9f9fb;
    border-radius: 8px;
    min-height: 300px;
    position: relative;
}

.timeline-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 250px;
}

.timeline-loading p {
    margin-top: 15px;
    color: #6c757d;
}

.timeline-item {
    position: relative;
    padding-left: 30px;
    padding-bottom: 25px;
    border-left: 2px solid #dee2e6;
}

.timeline-item:last-child {
    border-left: none;
}

.timeline-icon {
    position: absolute;
    left: -10px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #4c84ff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 10px;
}

.timeline-content {
    background-color: white;
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    padding: 15px;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.timeline-title {
    font-weight: 500;
    color: #333;
    margin: 0;
}

.timeline-time {
    font-size: 0.85rem;
    color: #6c757d;
}

.timeline-details {
    color: #555;
    font-size: 0.95rem;
}

.timeline-type-login .timeline-icon {
    background-color: #4caf50;
}

.timeline-type-borrow .timeline-icon {
    background-color: #2196f3;
}

.timeline-type-return .timeline-icon {
    background-color: #ff9800;
}

/* 通知样式 */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
}

.alert-success {
    color: #155724;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
}

.alert-error, .alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .profile-content {
        flex-direction: column;
    }

    .profile-sidebar {
        flex: none;
        width: 100%;
        margin-bottom: 20px;
    }

    .user-stats {
        justify-content: space-around;
    }
}