.my-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 1001; /* z-index低于底部导航栏 */
    display: none;
    flex-direction: column;
    animation: fadeIn 0.3s ease;
    overflow-y: auto;
    padding-bottom: 100px; /* 给底部导航栏留出空间 */
}

/* 修改：将标题区域改为浮动跟随 */
.my-header {
    position: sticky;
    top: 0;
    z-index: 1002;
    padding: 25px 20px 15px;
    background-color: #f8f9fa;
    color: #333;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid #eaeaea;
}

.my-header h2 {
    font-size: 1.8rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #e74c3c;
}

.my-header h2 i {
    font-size: 1.6rem;
}

.my-header p {
    font-size: 0.95rem;
    color: #666;
    text-align: center;
}

.close-my {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(231, 76, 60, 0.1);
    border: none;
    color: #e74c3c;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-my:hover {
    background: rgba(231, 76, 60, 0.2);
    transform: rotate(90deg);
}

.my-main {
    flex: 1;
    padding: 15px 20px; /* 减少上下内边距 */
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    margin-top: 20px; /* 增加上边距，避免内容紧贴浮动头部 */
}

/* 个人信息部分样式 - 已简化 */
.user-info-section {
    background: white;
    border-radius: 15px;
    padding: 20px; /* 减少内边距 */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 25px; /* 减少底部外边距 */
    border-left: 4px solid #e74c3c;
}

/* 修改：移除头像相关样式，简化用户信息布局 */
.user-info-header {
    display: flex;
    flex-direction: column; /* 改为垂直布局 */
    align-items: center;
    margin-bottom: 15px; /* 减少底部边距 */
    padding-bottom: 15px; /* 减少底部内边距 */
    border-bottom: 1px solid #eee;
    text-align: center; /* 居中文本 */
}

/* 移除头像相关样式 */
.user-avatar {
    display: none; /* 移除头像 */
}

.user-details {
    flex: 1;
    width: 100%; /* 占满宽度 */
}

.user-name {
    font-size: 1.5rem;
    color: #333;
    font-weight: 600;
    margin-bottom: 8px; /* 减少底部边距 */
}

.user-level {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.level-text {
    font-size: 1rem;
    color: #7f8c8d;
    font-weight: 500;
}

/* 修复：保持按钮始终横向排列 */
.user-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center; /* 居中按钮 */
}

.user-action-btn {
    background: #f8f9fa;
    border: 1px solid #e0e0e0;
    color: #333;
    padding: 8px 15px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1; /* 使按钮可以伸缩 */
    max-width: 160px; /* 设置最大宽度 */
    min-width: 140px; /* 设置最小宽度 */
    justify-content: center; /* 居中内容 */
}

.user-action-btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.user-action-btn.upgrade {
    color: #e74c3c;
    border-color: #e74c3c;
    background: rgba(231, 76, 60, 0.1);
}

.user-action-btn.upgrade:hover {
    background: rgba(231, 76, 60, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(231, 76, 60, 0.3);
}

.user-action-btn.upgrade i {
    color: #f39c12;
}

.user-action-btn.change-password {
    color: #3498db;
    border-color: #3498db;
}

.user-action-btn.change-password:hover {
    background: #e8f4fc;
}

.user-action-btn.logout {
    color: #e74c3c;
    border-color: #e74c3c;
}

.user-action-btn.logout:hover {
    background: #fdedec;
}

/* 新增：游客状态下按钮样式 */
.guest-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-top: 20px;
    width: 100%;
}

.guest-action-btn {
    background: #f8f9fa;
    border: 2px solid #e74c3c;
    color: #e74c3c;
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 1;
    max-width: 180px;
    min-width: 150px;
}

.guest-action-btn:hover {
    background: #e74c3c;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

.guest-action-btn.register {
    background: #e74c3c;
    color: white;
}

.guest-action-btn.register:hover {
    background: #c0392b;
    border-color: #c0392b;
}

.guest-action-btn.login {
    background: white;
    color: #e74c3c;
}

/* 修改：近期查看内容部分样式 - 将蓝色改为红色 */
.views-section {
    background: white;
    border-radius: 15px;
    padding: 20px; /* 减少内边距 */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 25px; /* 增加底部外边距 */
    border-left: 4px solid #e74c3c; /* 修改：改为红色边框 */
}

/* 修改：近期查看内容标题样式 - 将蓝色改为红色 */
.views-section .section-title {
    color: #e74c3c; /* 修改：改为红色标题 */
    font-size: 1.2rem;
    margin-bottom: 15px; /* 减少底部边距 */
    padding-bottom: 10px;
    border-bottom: 2px solid #e74c3c; /* 修改：改为红色边框 */
    display: flex;
    align-items: center;
    gap: 10px;
}

.views-section .section-title i {
    font-size: 1.2rem;
    color: #e74c3c; /* 修改：改为红色图标 */
}

.views-list {
    list-style-type: none;
}

/* 修改：查看资源项样式 */
.view-item {
    padding: 12px 0; /* 与购买资源相同的上下内边距 */
    border-bottom: 1px dashed #e0e0e0; /* 虚线边框 */
    display: flex;
    align-items: center;
    gap: 10px; /* 与购买资源相同的间距 */
    transition: all 0.2s ease;
}

.view-item:hover {
    background-color: #f0f8ff; /* 浅蓝色悬停背景 */
    padding-left: 10px; /* 悬停内边距 */
    border-radius: 8px; /* 悬停边框半径 */
}

.view-item:last-child {
    border-bottom: none;
}

/* 修改：查看资源图标样式 */
.view-icon {
    color: #e74c3c; /* 修改：改为红色图标 */
    font-size: 0.9rem; /* 与购买资源图标相同的大小 */
    width: auto; /* 移除固定宽度 */
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 修改：查看资源链接样式 */
.view-link {
    color: #333; /* 与购买资源相同的文字颜色 */
    text-decoration: none;
    flex: 1;
    transition: color 0.2s ease;
    font-size: 1rem; /* 与购买资源相同的字体大小 */
    line-height: 1.4; /* 与购买资源相同的行高 */
}

.view-link:hover {
    color: #e74c3c; /* 修改：悬停颜色改为红色 */
}

/* 当没有最近阅读记录时的提示样式 */
.no-views {
    color: #7f8c8d;
    font-style: italic;
    padding: 20px 0;
    text-align: center;
}

/* 新增：注册/登录表单样式 */
.auth-form-container {
    display: none;
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-bottom: 25px;
    border-left: 4px solid #e74c3c;
}

.auth-form-container.active {
    display: block;
}

.auth-form-title {
    color: #e74c3c;
    font-size: 1.5rem;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #e74c3c;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.back-to-info {
    background: rgba(231, 76, 60, 0.1);
    border: none;
    color: #e74c3c;
    padding: 8px 15px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.back-to-info:hover {
    background: rgba(231, 76, 60, 0.2);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    color: #333;
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input {
    padding: 12px 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #e74c3c;
    box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.2);
}

.auth-submit-btn {
    background: #e74c3c;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.auth-submit-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

.auth-switch {
    text-align: center;
    margin-top: 15px;
    color: #7f8c8d;
    font-size: 0.9rem;
}

.auth-switch a {
    color: #e74c3c;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* 验证码样式 */
.verification-code-container {
    margin-bottom: 20px;
    display: none;
}

.verification-code-container.active {
    display: block;
}

.verification-input {
    display: flex;
    gap: 10px;
}

.verification-input input {
    flex: 1;
}

.verification-img {
    height: 48px;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid #ddd;
    flex-shrink: 0;
}

/* 错误和成功消息样式 */
.auth-message {
    padding: 10px 15px;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    text-align: center;
    display: none;
}

.auth-message.error {
    background-color: #fdedec;
    color: #e74c3c;
    border: 1px solid #fadbd8;
    display: block;
}

.auth-message.success {
    background-color: #d5f4e6;
    color: #27ae60;
    border: 1px solid #a3e4d7;
    display: block;
}

/* 记住登录选项 */
.remember-me-container {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    padding: 8px 0;
}

.remember-me-container input[type="checkbox"] {
    margin-right: 8px;
    width: 18px;
    height: 18px;
}

.remember-me-container label {
    color: #666;
    font-size: 0.95rem;
    cursor: pointer;
}

/* 响应式设计 */
@media (max-width: 768px) {
    /* 个人中心响应式 - 已简化 */
    .my-header {
        padding: 20px 15px 12px;
    }
    
    .my-main {
        margin-top: 15px;
        padding: 12px 15px;
    }
    
    .user-info-section, .views-section, .auth-form-container {
        padding: 18px; /* 减少内边距 */
        margin-bottom: 20px; /* 减少底部外边距 */
    }
    
    .user-info-header {
        margin-bottom: 12px; /* 减少底部边距 */
        padding-bottom: 12px; /* 减少底部内边距 */
    }
    
    .user-name {
        font-size: 1.4rem; /* 调整字体大小 */
    }
    
    .user-level {
        gap: 10px; /* 减少按钮间距 */
        margin-bottom: 15px;
    }
    
    .user-actions {
        gap: 8px; /* 减少按钮间距 */
        flex-wrap: nowrap; /* 防止换行 */
    }
    
    /* 修复：在小屏幕下调整按钮大小以保持横向排列 */
    .user-action-btn {
        padding: 8px 12px;
        font-size: 0.85rem;
        min-width: 120px; /* 减小最小宽度 */
        max-width: 140px; /* 减小最大宽度 */
    }
    
    /* 游客按钮响应式 */
    .guest-actions {
        gap: 12px;
        margin-top: 15px;
    }
    
    .guest-action-btn {
        padding: 10px 20px;
        font-size: 0.95rem;
        min-width: 130px;
        max-width: 160px;
    }
    
    /* 修改：移动端查看资源项样式 */
    .view-item {
        padding: 10px 0; /* 与购买资源相同的移动端内边距 */
        gap: 10px; /* 移动端间距 */
    }
    
    .view-icon {
        font-size: 0.9rem; /* 移动端图标大小 */
        width: auto;
    }
    
    .view-link {
        font-size: 0.95rem; /* 移动端字体大小 */
    }
    
    /* 表单响应式 */
    .auth-form-container {
        padding: 18px;
    }
    
    .auth-form-title {
        font-size: 1.3rem;
        margin-bottom: 15px;
        padding-bottom: 12px;
    }
    
    .form-group input {
        padding: 10px 12px;
    }
    
    .auth-submit-btn {
        padding: 10px;
    }
    
    .verification-input {
        flex-direction: column;
    }
    
    .verification-img {
        width: 100%;
        height: auto;
        max-height: 48px;
        object-fit: contain;
    }
}

@media (max-width: 600px) {
    /* 个人中心响应式 */
    .my-header {
        padding: 18px 12px 10px;
    }
    
    .my-main {
        margin-top: 12px;
        padding: 10px 12px;
    }
    
    .user-info-section, .views-section, .auth-form-container {
        padding: 16px; /* 进一步减少内边距 */
    }
    
    .user-level {
        flex-direction: column;
        gap: 8px;
    }
    
    /* 修复：在600px宽度下保持按钮横向排列 */
    .user-actions {
        flex-direction: row !important; /* 强制横向排列 */
        justify-content: center;
        flex-wrap: wrap; /* 允许换行但保持横向 */
    }
    
    .user-action-btn {
        flex: 0 0 auto; /* 不伸缩，固定大小 */
        margin-bottom: 5px; /* 底部间距 */
    }
    
    /* 修改：进一步调整小屏幕下的查看资源项 */
    .view-item {
        padding: 10px 0; /* 内边距 */
    }
    
    .view-link {
        font-size: 0.95rem; /* 字体大小 */
    }
}

@media (max-width: 480px) {
    /* 个人中心响应式 */
    .my-header {
        padding: 15px 10px 8px;
    }
    
    .my-header h2 {
        font-size: 1.3rem;
    }
    
    .close-my {
        top: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
    }
    
    .my-main {
        margin-top: 10px;
        padding: 8px 10px;
    }
    
    .user-info-section, .views-section, .auth-form-container {
        padding: 15px;
    }
    
    .user-name {
        font-size: 1.3rem;
    }
    
    .user-level {
        flex-direction: column;
        gap: 8px;
    }
    
    /* 修复：在超小屏幕上保持按钮横向排列 */
    .user-actions {
        flex-direction: row !important; /* 强制横向排列 */
        flex-wrap: wrap; /* 允许换行 */
        justify-content: center;
    }
    
    .user-action-btn {
        padding: 8px 10px; /* 减少按钮内边距 */
        font-size: 0.85rem;
        min-width: 110px; /* 进一步减小最小宽度 */
        max-width: 130px; /* 进一步减小最大宽度 */
        margin-bottom: 5px; /* 底部间距 */
    }
    
    /* 游客按钮响应式 */
    .guest-actions {
        gap: 10px;
        margin-top: 12px;
    }
    
    .guest-action-btn {
        padding: 8px 15px;
        font-size: 0.9rem;
        min-width: 120px;
        max-width: 140px;
    }
    
    /* 修改：在超小屏幕上进一步调整查看资源项 */
    .view-item {
        padding: 8px 0; /* 内边距 */
    }
    
    .view-icon {
        font-size: 0.9rem; /* 图标大小 */
        width: auto;
    }
    
    .view-link {
        font-size: 0.9rem; /* 字体大小 */
    }
}