/**
 会员中心样式
 * 为避免样式冲突，所有选择器均以 .pb-member 开头
 * 优化版本：解决加载晃动问题，增强用户体验
 */

/* 性能优化 - 启用硬件加速 */
.pb-member-container,
.pb-member-form-wrap,
.pb-member-left-nav,
.pb-member-info-table {
    will-change: transform, opacity;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

/* 减少重绘和回流 */
.pb-member-container * {
    box-sizing: border-box;
}

/* 会员公共样式 */
.pb-member-container {
    padding: 50px 0;
    min-height: 100vh;
    background-color: #f8f9fa;
    background-image: linear-gradient(135deg, #f5f7fa 0%, #e8ecf4 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 防止页面加载时的布局跳动 */
.pb-member-container .row {
    width: 100%;
    margin: 0;
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 登录/注册/找回密码页面样式 */
.pb-member-form-wrap {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    padding: 40px;
    max-width: 95%;
    margin: 0 auto;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.03);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.pb-member-form-wrap:hover {
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.12);
}

.pb-member-form-title {
    color: #333;
    margin-bottom: 25px;
    font-weight: 700;
    font-size: 1.75rem;
    position: relative;
    padding-bottom: 12px;
}

.pb-member-form-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #45bbe6);
    border-radius: 3px;
    animation: expandWidth 1s ease-out 0.5s forwards;
}

@keyframes expandWidth {
    from {
        width: 0;
    }
    to {
        width: 60px;
    }
}

.pb-member-form .form-group {
    margin-bottom: 25px;
}

.pb-member-form label {
    font-weight: 600;
    color: #555;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.pb-member-form .input-group-text {
    background-color: #f8f9fa;
    border-right: none;
    transition: all 0.2s;
}

.pb-member-form .form-control {
    border-left: none;
    height: 48px;
    transition: all 0.2s;
    font-size: 0.95rem;
}

.pb-member-form .form-control:focus {
    box-shadow: none;
    border-color: #007bff;
}

.pb-member-form .form-control:focus + .input-group-prepend .input-group-text {
    border-color: #007bff;
}

.pb-member-form .captcha-img {
    height: 48px;
    width: 100%;
    border-radius: 6px;
    cursor: pointer;
    border: 1px solid #ced4da;
}

.pb-member-form .btn-primary {
    height: 48px;
    font-weight: 600;
    letter-spacing: 0.5px;
    background: linear-gradient(90deg, #007bff, #45bbe6);
    border: none;
    transition: all 0.3s;
    font-size: 1rem;
}

.pb-member-form .btn-primary:hover,
.pb-member-form .btn-primary:focus {
    background: linear-gradient(90deg, #0069d9, #38a7d1);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
    transform: translateY(-2px);
}

.pb-member-form .btn-outline-secondary {
    height: 48px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s;
}

.pb-member-form .btn-outline-secondary:hover {
    transform: translateY(-2px);
}

.pb-member-links {
    margin-top: 20px;
    text-align: center;
    font-size: 0.95rem;
    opacity: 0;
    animation: fadeIn 0.6s ease-out 0.8s forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.pb-member-links a {
    color: #007bff;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
    position: relative;
}

.pb-member-links a:hover {
    color: #0056b3;
}

.pb-member-links a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -3px;
    left: 0;
    background-color: #0056b3;
    transition: width 0.3s;
}

.pb-member-links a:hover:after {
    width: 100%;
}

/* 表单验证反馈 */
.pb-member-form .form-control.is-invalid {
    border-color: #dc3545;
    background-image: none;
}

.pb-member-form .invalid-feedback {
    font-size: 0.85rem;
    margin-top: 8px;
}

.pb-member-form .valid-feedback {
    font-size: 0.85rem;
    margin-top: 8px;
}

/* 用户中心左侧导航 */
.pb-member-left-nav {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.03);
    position: sticky;
    top: 20px;
    height: fit-content;
}

.pb-member-left-nav .list-group-item {
    border-left: none;
    border-right: none;
    font-weight: 600;
    padding: 15px 20px;
    transition: all 0.3s;
    border-color: #f1f1f1;
    color: #555;
    font-size: 0.95rem;
}

.pb-member-left-nav .list-group-item:first-child {
    border-top: none;
}

.pb-member-left-nav .list-group-item:last-child {
    border-bottom: none;
}

.pb-member-left-nav .list-group-item.active,
.pb-member-left-nav .list-group-item:hover {
    background-color: #f8f9fa;
    color: #007bff;
    border-left: 4px solid #007bff;
    padding-left: 16px;
}

.pb-member-left-nav .list-group-item i {
    margin-right: 12px;
    width: 18px;
    text-align: center;
    font-size: 1.1rem;
    transition: all 0.3s;
}

.pb-member-left-nav .list-group-item:hover i {
    transform: translateX(3px);
}

/* 用户信息表格 */
.pb-member-info-table {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.03);
    opacity: 0;
    animation: slideInRight 0.8s ease-out 0.3s forwards;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.pb-member-info-header {
    display: flex;
    align-items: center;
    padding: 25px;
    border-bottom: 1px solid #eee;
    background: linear-gradient(90deg, #f8f9fa, #ffffff);
}

.pb-member-info-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 20px;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
    border: 4px solid #fff;
}

.pb-member-info-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pb-member-info-details h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 5px;
    color: #333;
}

.pb-member-info-details p {
    color: #777;
    font-size: 0.95rem;
    margin: 0;
}

.pb-member-info-table .table {
    margin-bottom: 0;
}

.pb-member-info-table td {
    padding: 15px 25px;
    vertical-align: middle;
    border-color: #f1f1f1;
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.pb-member-info-table tr:nth-child(1) td { animation-delay: 0.4s; }
.pb-member-info-table tr:nth-child(2) td { animation-delay: 0.5s; }
.pb-member-info-table tr:nth-child(3) td { animation-delay: 0.6s; }
.pb-member-info-table tr:nth-child(4) td { animation-delay: 0.7s; }
.pb-member-info-table tr:nth-child(5) td { animation-delay: 0.8s; }
.pb-member-info-table tr:nth-child(6) td { animation-delay: 0.9s; }
.pb-member-info-table tr:nth-child(7) td { animation-delay: 1.0s; }
.pb-member-info-table tr:nth-child(8) td { animation-delay: 1.1s; }

.pb-member-info-table td:first-child {
    font-weight: 600;
    color: #555;
    width: 200px;
    background-color: #f8f9fa;
}

.pb-member-info-table td i {
    color: #007bff;
    margin-right: 10px;
    width: 18px;
    text-align: center;
}

/* 评论列表样式 */
.pb-member-comment-table {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.pb-member-comment-header {
    padding: 25px;
    border-bottom: 1px solid #eee;
}

.pb-member-comment-header h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0;
    color: #333;
    position: relative;
    padding-bottom: 10px;
}

.pb-member-comment-header h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #45bbe6);
    border-radius: 3px;
}

.pb-member-comment-table .table {
    margin-bottom: 0;
}

.pb-member-comment-table .table thead th {
    font-weight: 600;
    color: #555;
    background-color: #f8f9fa;
    border-bottom: 2px solid #eee;
    padding: 15px;
}

.pb-member-comment-table .table tbody td {
    vertical-align: middle;
    padding: 15px;
    border-color: #f1f1f1;
}

.pb-member-comment-table .badge {
    padding: 6px 10px;
    font-weight: 500;
    border-radius: 30px;
    font-size: 0.85rem;
}

.pb-member-comment-table .btn-sm {
    border-radius: 30px;
    padding: 5px 10px;
}

.pb-member-comment-table .btn-outline-danger {
    transition: all 0.3s;
}

.pb-member-comment-table .btn-outline-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(220, 53, 69, 0.2);
}

/* 文件上传样式 */
.pb-member-file-input {
    margin-bottom: 25px;
}

.pb-member-headpic-preview {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    border: 5px solid #fff;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.pb-member-headpic-preview:hover {
    transform: scale(1.05);
}

/* 预加载动画，防止布局跳动 */
.pb-member-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf4 100%);
    z-index: -1;
}

/* 页面加载指示器 */
.pb-member-loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #007bff, #45bbe6);
    transform: translateX(-100%);
    animation: loadingBar 2s ease-in-out forwards;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease-out;
}

.pb-member-loading.loaded {
    opacity: 0;
    pointer-events: none;
}

@keyframes loadingBar {
    0% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(0%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* 个人中心页面特殊布局调整 */
.pb-member-container .row {
    max-width: 1200px;
    margin: 0 auto;
}

/* 左侧导航动画 */
.pb-member-left-nav {
    opacity: 0;
    animation: slideInLeft 0.8s ease-out 0.1s forwards;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 表单元素加载动画 */
.pb-member-form .form-group {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.pb-member-form .form-group:nth-child(1) { animation-delay: 0.1s; }
.pb-member-form .form-group:nth-child(2) { animation-delay: 0.2s; }
.pb-member-form .form-group:nth-child(3) { animation-delay: 0.3s; }
.pb-member-form .form-group:nth-child(4) { animation-delay: 0.4s; }
.pb-member-form .form-group:nth-child(5) { animation-delay: 0.5s; }
.pb-member-form .form-group:nth-child(6) { animation-delay: 0.6s; }

/* 响应式调整 */
@media (max-width: 991px) {
    .pb-member-left-nav {
        margin-bottom: 30px;
        position: static;
    }
    
    .pb-member-container {
        align-items: flex-start;
        padding: 30px 15px;
    }
}

@media (max-width: 767px) {
    .pb-member-container {
        padding: 20px 15px;
        min-height: auto;
        align-items: flex-start;
    }
    
    .pb-member-form-wrap {
        padding: 25px 20px;
        margin: 20px 0;
    }
    
    .pb-member-info-header {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }
    
    .pb-member-info-avatar {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .pb-member-info-table td:first-child {
        width: 130px;
    }
    
    .pb-member-form .btn-primary,
    .pb-member-form .btn-outline-secondary {
        width: 100%;
        margin-bottom: 10px;
    }
    
    /* 移动端时取消垂直居中 */
    .pb-member-container {
        display: block;
    }
    
    .pb-member-container .row {
        animation-delay: 0s;
    }
}