/* 全局样式 */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f5f5f5;
}

/* 导航栏样式 */
.navbar {
    box-shadow: var(--box-shadow);
    backdrop-filter: blur(10px);
    z-index: 1050;
    position: relative;
}

/* 下拉菜单样式 */
.dropdown-menu {
    z-index: 1055 !important;
    position: absolute !important;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border: none;
    border-radius: 10px;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.dropdown-item {
    padding: 0.7rem 1.5rem;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: #0056b3;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: var(--transition);
    border-radius: var(--border-radius);
    margin: 0 5px;
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border-bottom: none;
    color: white;
    font-weight: 600;
}

/* 按钮样式 */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border: none;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #146c43);
    border: none;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #b02a37);
    border: none;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d39e00);
    border: none;
    color: var(--dark-color);
}

.btn-info {
    background: linear-gradient(135deg, var(--info-color), #0aa2c0);
    border: none;
}

/* 表单样式 */
.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 2px solid #e9ecef;
    transition: var(--transition);
    box-shadow: none;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 8px;
}

/* 页脚样式 */
footer {
    margin-top: auto;
    background: linear-gradient(135deg, var(--dark-color), #343a40) !important;
}

/* small标签样式 - 将字体颜色改为白色 */
small, .small {
    color: white !important;
}

/* 消息提示样式 */
.alert {
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    box-shadow: var(--box-shadow);
}

.alert-dismissible .btn-close {
    padding: 1rem 1rem;
}

/* Hero区域样式 */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-buttons .btn {
    margin: 5px;
    min-width: 120px;
}

/* 服务卡片样式 */
.service-card {
    border: none;
    transition: all 0.3s ease;
    height: 100%;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    z-index: 1;
    transition: height 0.3s ease;
}

/* 不同卡片的顶部装饰色 */
.service-card:nth-child(1)::before {
    background: linear-gradient(90deg, #4facfe, #00f2fe);
}

.service-card:nth-child(2)::before {
    background: linear-gradient(90deg, #43e97b, #38f9d7);
}

.service-card:nth-child(3)::before {
    background: linear-gradient(90deg, #fa709a, #fee140);
}

.service-card:nth-child(4)::before {
    background: linear-gradient(90deg, #a8edea, #fed6e3);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.service-card:hover::before {
    height: 6px;
}

.service-card .card-body {
    padding: 2rem;
}

/* 服务图标 */
.service-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    animation: heartbeat 2s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: ripple 2s ease-out infinite;
}

/* 不同图标的渐变色 */
.service-card:nth-child(1) .service-icon {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.3);
}

.service-card:nth-child(2) .service-icon {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 25px rgba(67, 233, 123, 0.3);
}

.service-card:nth-child(3) .service-icon {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    box-shadow: 0 8px 25px rgba(250, 112, 154, 0.3);
}

.service-card:nth-child(4) .service-icon {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    box-shadow: 0 8px 25px rgba(252, 182, 159, 0.3);
}

/* 公告卡片样式 */
.announcement-card {
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    border-radius: 15px;
    overflow: hidden;
}

.announcement-card:hover {
    border-left-color: var(--success-color);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.announcement-card.announcement-clickable {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
}

.announcement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 123, 255, 0.03) 50%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.announcement-card:hover::before {
    opacity: 1;
}

.announcement-card .stretched-link::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    content: "";
}

/* 查看详情按钮位置 - 徽章下方 */
.announcement-detail-btn-corner {
    position: absolute;
    top: 50px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    padding: 4px 8px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 123, 255, 0.3);
    transition: all 0.3s ease;
    z-index: 3;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    font-size: 12px;
}

.announcement-detail-btn-corner:hover {
    background: rgba(0, 123, 255, 0.1);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.2);
}

/* 为公告卡片添加相对定位 */
.announcement-card,
.announcement-item {
    position: relative;
}

.announcement-card .card-body,
.announcement-item .card-body {
    position: relative;
}

.announcement-item {
    border-left: 4px solid var(--info-color);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    border-radius: 15px;
    overflow: hidden;
}

.announcement-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-left-color: var(--success-color);
}

.announcement-item.announcement-clickable {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
}

.announcement-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 123, 255, 0.02) 50%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.announcement-item:hover::before {
    opacity: 1;
}

.announcement-item:hover {
    border-left-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 商品卡片样式 */
.product-card {
    border: none;
    transition: var(--transition);
    cursor: pointer;
}

.product-card:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.product-card .card-body {
    padding: 1.5rem;
}

.product-icon {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.product-card:hover .product-icon {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
}

/* 举报页面专用样式 */
.report-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.report-status-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.report-status-badge:hover::before {
    left: 100%;
}

.report-status-pending {
    background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
    color: #d63031;
    box-shadow: 0 4px 15px rgba(253, 203, 110, 0.3);
}

.report-status-processing {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
    color: white;
    box-shadow: 0 4px 15px rgba(116, 185, 255, 0.3);
}

.report-status-resolved {
    background: linear-gradient(135deg, #00b894, #00a085);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 184, 148, 0.3);
}

.report-status-rejected {
    background: linear-gradient(135deg, #fd79a8, #e84393);
    color: white;
    box-shadow: 0 4px 15px rgba(253, 121, 168, 0.3);
}

/* 举报类型图标 */
.report-type-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    margin-right: 0.75rem;
    position: relative;
    overflow: hidden;
}

.report-type-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: ripple 2s ease-out infinite;
}

.report-type-spam .report-type-icon {
    background: linear-gradient(135deg, #fd79a8, #e84393);
}

.report-type-harassment .report-type-icon {
    background: linear-gradient(135deg, #fdcb6e, #e17055);
}

.report-type-inappropriate .report-type-icon {
    background: linear-gradient(135deg, #a29bfe, #6c5ce7);
}

.report-type-violence .report-type-icon {
    background: linear-gradient(135deg, #fd79a8, #d63031);
}

.report-type-other .report-type-icon {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
}

/* 举报卡片动画 */
.report-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.report-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.report-card:hover::before {
    left: 100%;
}

.report-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* 紧急联系卡片样式 */
.emergency-contact-card {
    background: linear-gradient(135deg, #ff7675, #d63031);
    border: none;
    color: white;
    position: relative;
    overflow: hidden;
    animation: pulse-glow 2s ease-in-out infinite;
}

.emergency-contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 4s linear infinite;
}

.emergency-contact-card .card-body {
    position: relative;
    z-index: 2;
}

/* 动画定义 */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(214, 48, 49, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(214, 48, 49, 0.5);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes ripple {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        width: 40px;
        height: 40px;
        opacity: 0;
    }
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* 举报页面响应式设计 */
@media (max-width: 768px) {
    .report-header {
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .report-header h1 {
        font-size: 1.75rem;
    }
    
    .report-header .btn {
        width: 100%;
        margin-top: 1rem;
    }
    
    .report-table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .report-table {
        min-width: 600px;
    }
    
    .report-type-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
        margin-right: 0.5rem;
    }
    
    .report-status-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }
    
    .report-card {
        margin-bottom: 1rem;
    }
    
    .emergency-contact-card {
        margin-top: 1.5rem;
    }
    
    .report-form .row {
        margin-bottom: 1rem;
    }
    
    .report-guidelines .col-md-6 {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .report-header h1 {
        font-size: 1.5rem;
    }
    
    .report-type-icon {
        width: 30px;
        height: 30px;
        font-size: 0.875rem;
    }
    
    .report-status-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
    
    .modal-dialog {
        margin: 0.5rem;
    }
    
    .pagination {
        justify-content: center;
    }
    
    .pagination .page-link {
        padding: 0.375rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* 举报表格优化 */
.report-table-wrapper {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.report-table {
    margin-bottom: 0;
}

.report-table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.report-table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
}

.report-table tbody tr {
    transition: all 0.3s ease;
    border: none;
}

.report-table tbody tr:hover {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    transform: scale(1.01);
}

.report-table tbody td {
    border: none;
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid #f1f3f4;
}

/* 分页导航优化 */
.pagination-wrapper {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.pagination .page-item .page-link {
    border: none;
    margin: 0 0.25rem;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    color: #667eea;
    background: #f8f9fa;
    transition: all 0.3s ease;
    font-weight: 500;
}

.pagination .page-item .page-link:hover {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.pagination .page-item.disabled .page-link {
    background: #e9ecef;
    color: #6c757d;
}

/* 模态框优化 */
.modal-content {
    border: none;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 1.5rem 2rem;
}

.modal-header .btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border: none;
    padding: 1.5rem 2rem;
    background: #f8f9fa;
}

/* 商品图片样式 */
.product-image-container {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.1), rgba(0,0,0,0.3));
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 15px;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-badge {
    background: linear-gradient(135deg, #ffc107, #fd7e14);
    color: white;
    padding: 8px 12px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
    box-shadow: 0 2px 10px rgba(255, 193, 7, 0.4);
    transform: translateY(-10px);
    transition: transform 0.3s ease;
}

.product-card:hover .product-badge {
    transform: translateY(0);
}

.product-image-placeholder {
    height: 200px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid #e9ecef;
}

.product-image-placeholder i {
    opacity: 0.6;
    transition: var(--transition);
}

.product-card:hover .product-image-placeholder i {
    opacity: 0.8;
    transform: scale(1.1);
}

/* 订单卡片样式 */
.order-card {
    border-left: 4px solid var(--warning-color);
    transition: var(--transition);
}

.order-card:hover {
    border-left-color: var(--success-color);
    box-shadow: var(--box-shadow);
}

/* 反馈卡片样式 */
.feedback-card {
    border-left: 4px solid var(--info-color);
    transition: var(--transition);
}

.feedback-card:hover {
    border-left-color: var(--primary-color);
    box-shadow: var(--box-shadow);
}

/* 统计项样式 */
.stat-item {
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
    border-radius: var(--border-radius);
    padding: 2rem 1rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid #e9ecef;
}

.stat-item:hover {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.stat-item i {
    display: block;
    margin-bottom: 1rem;
}

.stat-item h4 {
    font-weight: bold;
    margin-bottom: 0.5rem;
}

/* 分页样式 */
.pagination {
    margin-top: 2rem;
}

.page-link {
    border-radius: var(--border-radius);
    margin: 0 2px;
    border: none;
    color: var(--primary-color);
    transition: var(--transition);
}

.page-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 徽章样式 */
.badge {
    font-weight: 500;
    border-radius: var(--border-radius);
    padding: 0.5em 0.75em;
}

/* 模态框样式 */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.modal-header {
    border-bottom: 2px solid #e9ecef;
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
}

.modal-header .btn-close {
    filter: invert(1);
}

/* 面包屑导航样式 */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 1rem;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb-item a:hover {
    color: var(--success-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-section .display-4 {
        font-size: 2rem;
    }
    
    .service-card .card-body {
        padding: 1.5rem;
    }
    
    .stat-item {
        margin-bottom: 1rem;
    }
    
    .btn-group {
        width: 100%;
    }
    
    .btn-group .btn {
        flex: 1;
    }
}

@media (max-width: 576px) {
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin: 10px 0;
    }
    
    .product-card .card-body {
        padding: 1rem;
    }
    
    .navbar-nav {
        text-align: center;
    }
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

/* 自定义动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* 工具类 */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--success-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-hover:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15) !important;
    transition: var(--transition);
}

.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, var(--primary-color), var(--success-color)) 1;
}

/* 通知系统样式已移除 */

/* 积分奖励动画 */
.points-reward-animation {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10000;
    background: linear-gradient(135deg, #ffc107, #fd7e14);
    color: white;
    padding: 20px 30px;
    border-radius: 50px;
    font-size: 1.5rem;
    font-weight: bold;
    box-shadow: 0 8px 30px rgba(255, 193, 7, 0.4);
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
    transition: all 0.5s ease;
}

.points-reward-animation.animate {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    animation: pointsReward 2s ease-in-out;
}

@keyframes pointsReward {
    0% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
    }
}

.points-reward-animation i {
    margin-right: 10px;
    animation: spin 2s linear infinite;
}

.reward-badge {
    background: linear-gradient(45deg, #ffc107, #fd7e14);
    border-radius: 20px;
    padding: 5px 10px;
    color: white;
    font-size: 0.8rem;
    box-shadow: 0 2px 8px rgba(255, 193, 7, 0.3);
}

/* 反馈卡片增强 */
.feedback-card {
    border-left: 4px solid var(--info-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feedback-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.feedback-card:hover::before {
    left: 100%;
}

.feedback-card:hover {
    border-left-color: var(--primary-color);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

/* 状态徽章增强 */
.badge {
    font-weight: 500;
    border-radius: var(--border-radius);
    padding: 0.5em 0.75em;
    position: relative;
    overflow: hidden;
}

.badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.8s;
}

.badge:hover::before {
    left: 100%;
}

/* 导航栏通知按钮已移除 */

/* Toast容器 */
.toast-container {
    z-index: 9999;
}

/* 管理员回复样式 */
.alert-light {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border: 1px solid #e3e6ea;
    border-left: 4px solid var(--info-color);
}

/* 处理状态图标动画 */
.fa-check-circle {
    animation: checkSuccess 0.6s ease-in-out;
}

.fa-times-circle {
    animation: checkError 0.6s ease-in-out;
}

.fa-clock {
    animation: clockTick 2s ease-in-out infinite;
}

@keyframes checkSuccess {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes checkError {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes clockTick {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(5deg); }
    75% { transform: rotate(-5deg); }
}

/* 积分显示增强 */
.text-primary.fw-bold {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700 !important;
}

/* 响应式增强 */
@media (max-width: 768px) {
    .points-reward-animation {
        font-size: 1.2rem;
        padding: 15px 25px;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --dark-color: #ffffff;
        --light-color: #212529;
    }
    
    body {
        background-color: #1a1a1a;
        color: var(--dark-color);
    }
    
    .card {
        background-color: #2d2d2d;
        color: var(--dark-color);
    }
    
    .form-control, .form-select {
        background-color: #2d2d2d;
        border-color: #495057;
        color: var(--dark-color);
    }
    
    /* 通知样式已移除 */
    
    .alert-light {
        background: linear-gradient(135deg, #495057, #6c757d);
        color: var(--dark-color);
    }
}

/* 进一步界面美化 */

/* 文字渐变效果 */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* 欢迎卡片样式 */
.welcome-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.avatar-wrapper {
    margin-bottom: 1rem;
}

.points-display {
    background: linear-gradient(135deg, #fff3cd, #ffeaa7);
    padding: 1rem;
    border-radius: 15px;
    margin-top: 1rem;
    border: 2px solid #ffc107;
}

.points-display .fs-4 {
    font-size: 2rem !important;
    font-weight: 700;
}

/* 浮动图标动画 */
.floating-icon {
    position: absolute;
    color: rgba(255, 255, 255, 0.1);
    font-size: 3rem;
    animation: float 6s ease-in-out infinite;
}

.floating-icon-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.floating-icon-2 {
    top: 20%;
    right: 15%;
    animation-delay: 2s;
}

.floating-icon-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 按钮阴影悬停效果 */
.shadow-hover {
    transition: all 0.3s ease;
}

.shadow-hover:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* 优化后的Hero Section */
.hero-section {
    position: relative;
    overflow: hidden;
    min-height: 20vh;
    border-radius: 15px 15px 30px 30px;
    margin-bottom: 2rem;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 0.95;
    z-index: 1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/backgrounds/首页背景图.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255, 255, 255, 0.06) 0%, transparent 50%);
    animation: decorativeMove 20s ease-in-out infinite;
    z-index: 1;
}

.min-vh-20 {
    min-height: 20vh;
}

.hero-title-animated {
    animation: fadeInUp 1s ease forwards;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.8);
    color: #2d3748;
    font-weight: 800;
}

.text-accent {
    color: #2d3748;
    font-weight: 800;
    text-shadow: 0 2px 4px rgba(255, 255, 255, 0.8);
}

.hero-subtitle {
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.6);
    color: #4a5568;
}

.hero-content {
    position: relative;
    z-index: 3;
}



/* 右侧图形设计 */
.hero-graphic {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
    z-index: 3;
}

.hero-graphic::before {
    content: '';
    position: absolute;
    top: -30px;
    left: -30px;
    right: -30px;
    bottom: -30px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.1);
    z-index: -1;
}

.hero-graphic::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 400px;
    height: 400px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite;
    z-index: -2;
}

.graphic-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    border: 2px solid rgba(255, 255, 255, 0.25);
    animation: float 6s ease-in-out infinite;
    backdrop-filter: blur(5px);
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        0 4px 15px rgba(0, 0, 0, 0.1);
}

.circle-1 {
    width: 120px;
    height: 120px;
    top: 20px;
    left: 20px;
    animation-delay: 0s;
}

.circle-2 {
    width: 80px;
    height: 80px;
    top: 50px;
    right: 30px;
    animation-delay: -2s;
}

.circle-3 {
    width: 100px;
    height: 100px;
    bottom: 40px;
    left: 40px;
    animation-delay: -4s;
}

.main-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    animation: pulse 3s ease-in-out infinite;
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        0 8px 25px rgba(0, 0, 0, 0.15);
}

.main-icon::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), transparent, rgba(255, 255, 255, 0.1));
    border-radius: 30px;
    z-index: -1;
    animation: rotate 8s linear infinite;
}

.main-icon::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    z-index: -1;
}

.main-icon i {
    font-size: 3rem;
    color: white;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.05);
    }
}

@keyframes decorativeMove {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(10px, -10px) rotate(90deg);
    }
    50% {
        transform: translate(-5px, 15px) rotate(180deg);
    }
    75% {
        transform: translate(-15px, -5px) rotate(270deg);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes ripple {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        width: 80px;
        height: 80px;
        opacity: 0;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-section {
        min-height: 15vh;
        padding: 1.5rem 0;
        border-radius: 10px 10px 20px 20px;
    }
    
    .min-vh-20 {
        min-height: 15vh;
    }
    

    
    .hero-graphic {
        width: 200px;
        height: 200px;
    }
    
    .circle-1 {
        width: 80px;
        height: 80px;
    }
    
    .circle-2 {
        width: 60px;
        height: 60px;
    }
    
    .circle-3 {
        width: 70px;
        height: 70px;
    }
    
    .main-icon {
        width: 80px;
        height: 80px;
    }
    
    .main-icon i {
        font-size: 2.5rem;
    }
}



@keyframes rotateGlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 服务卡片增强 */
.service-card {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #fff, #f8f9fa);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s;
}

.service-card:hover::before {
    left: 100%;
}

.service-icon-wrapper {
    position: relative;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon-wrapper {
    transform: scale(1.1);
}

/* 淡入动画 */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

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

/* 渐变边框 */
.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, var(--primary-color), var(--success-color)) 1;
    border-radius: var(--border-radius);
}

/* 3D 按钮效果 */
.btn-3d {
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.2s;
}

.btn-3d:hover {
    transform: translateY(-2px);
}

.btn-3d:active {
    transform: translateY(0);
}

/* 卡片阴影层次 */
.card-elevated {
    box-shadow: 
        0 1px 3px rgba(0,0,0,0.12),
        0 1px 2px rgba(0,0,0,0.24);
    transition: all 0.3s cubic-bezier(.25,.8,.25,1);
}

.card-elevated:hover {
    box-shadow: 
        0 14px 28px rgba(0,0,0,0.25),
        0 10px 10px rgba(0,0,0,0.22);
}

/* 加载动画 */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 首页优化样式 */

/* 文字渐变 */
.text-gradient-light {
    background: linear-gradient(135deg, #fff 0%, #e3f2fd 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* 浮动背景形状 */
.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.shape-4, .shape-5 {
    position: absolute;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    animation: float 15s infinite linear;
}

.shape-4 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 80%;
    animation-delay: -8s;
}

.shape-5 {
    width: 50px;
    height: 50px;
    top: 70%;
    left: 15%;
    animation-delay: -12s;
}

/* 动态粒子效果 */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: particleFloat 20s infinite linear;
}

.particle-1 {
    width: 3px;
    height: 3px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.particle-2 {
    width: 2px;
    height: 2px;
    top: 20%;
    left: 90%;
    animation-delay: -3s;
}

.particle-3 {
    width: 4px;
    height: 4px;
    top: 60%;
    left: 20%;
    animation-delay: -6s;
}



@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0px);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(100px);
        opacity: 0;
    }
}



.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: floatShape 20s infinite ease-in-out;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 15%;
    animation-delay: 7s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    top: 80%;
    left: 60%;
    animation-delay: 14s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.3;
    }
    33% {
        transform: translateY(-30px) rotate(120deg);
        opacity: 0.6;
    }
    66% {
        transform: translateY(-60px) rotate(240deg);
        opacity: 0.4;
    }
}

/* 最小高度 */
.min-vh-50 {
    min-height: 50vh;
}

.min-vh-40 {
    min-height: 40vh;
}

.min-vh-20 {
    min-height: 20vh;
}

.min-vh-20 {
    min-height: 20vh;
}

/* 动画 */
.animate-fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease 0.5s forwards;
}

.animate-fade-in-delay {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease 1s forwards;
}

.animate-fade-in-delay-2 {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease 1.5s forwards;
}



/* Hero插图 */
.hero-illustration {
    position: relative;
}

.illustration-wrapper {
    position: relative;
    display: inline-block;
}

.main-icon {
    animation: pulse 3s ease-in-out infinite;
}

.floating-icon-hero {
    position: absolute;
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.6);
    animation: floatHero 6s ease-in-out infinite;
}

.floating-icon-1 {
    top: -20px;
    right: -20px;
    animation-delay: 0s;
}

.floating-icon-2 {
    bottom: -10px;
    left: -30px;
    animation-delay: 2s;
}

.floating-icon-3 {
    top: 50%;
    right: -50px;
    animation-delay: 4s;
}

@keyframes floatHero {
    0%, 100% {
        transform: translateY(0px);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-15px);
        opacity: 0.8;
    }
}

/* 服务卡片增强动画 */
.service-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    transform: translateY(-8px) scale(1.02);
}

/* Hero按钮增强 */
.hero-buttons .btn {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.hero-buttons .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
    z-index: -1;
}

.hero-buttons .btn:hover::before {
    left: 100%;
}

/* 数据统计卡片 */
.stats-section {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 20px;
    margin: 2rem 0;
}

.stats-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
    height: 180px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stats-card:hover {
    transform: translateY(-5px);
}

.stats-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotateStats 15s linear infinite;
}

@keyframes rotateStats {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.stats-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
}

.stats-label {
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
    z-index: 2;
}