/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 流动公告样式 */
.marquee-container {
    background-color: #f8f9fa;
    color: #333;
    padding: 0.6rem 0;
    overflow: hidden;
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid #e9ecef;
    display: flex;
    align-items: center;
    position: relative;
}

.marquee-content {
    margin-left: 20px;
    display: inline-block;
    animation: marquee 40s linear infinite;
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    padding-right: 60px;
    line-height: 1.5;
    color: #999;
}

/* PC端设置：字幕从左侧200px处开始显示 */
@media (min-width: 768px) {
    .marquee-content {
        margin-left: 200px;
    }
}

@keyframes marquee {
    0% {
        transform: translateX(calc(100vw - 50px));
    }
    100% {
        transform: translateX(-100%);
    }
}

/* 导航栏样式 */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 右上角统计信息样式 */
.top-stats {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-right: 1rem;
}

.top-stats .stat-item {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.top-stats .stat-item:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.top-stats .stat-item span {
    font-weight: 700;
    color: white;
    font-size: 0.9rem;
}

/* 今日访问次数发光字效果 */
#today-visit-count {
    color: #ffd700;
    text-shadow: 
        0 0 5px #ffd700,
        0 0 10px #ffd700,
        0 0 20px #ffd700,
        0 0 30px #ffd700,
        0 0 40px #ff8c00;
    animation: glow 1.5s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 
            0 0 5px #ffd700,
            0 0 10px #ffd700,
            0 0 20px #ffd700,
            0 0 30px #ffd700,
            0 0 40px #ff8c00;
    }
    to {
        text-shadow: 
            0 0 10px #ffd700,
            0 0 20px #ffd700,
            0 0 30px #ffd700,
            0 0 40px #ffd700,
            0 0 50px #ff8c00,
            0 0 60px #ff8c00;
    }
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    font-size: 1.8rem;
}

.logo-image {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

/* 主内容区logo样式 */
.main-logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1rem;
}

.main-logo {
    width: 277px;
    height: 152px;
    object-fit: contain;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .main-logo {
        width: 180px;
        height: 118px;
    }
}

@media (max-width: 480px) {
    .main-logo {
        width: 150px;
        height: 98px;
    }
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.logo-link {
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.logo-link:hover {
    transform: translateY(-2px);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a:hover, .nav-links a.active {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* 主内容区 */
.main-content {
    padding: 2rem 0 0rem 0;
    min-height: calc(100vh - 140px);
}

.section {
    display: none;
    animation: fadeIn 0.5s ease;
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e1e8ed;
    position: relative;
}

/* 今日信息统计样式 */
.section-header .corner-stats {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-top: 0.8rem;
    margin-bottom: 0;
}

.section-header .stat-item {
    background-color: transparent;
    color: #666;
    padding: 0.2rem 0.8rem;
    border-radius: 15px;
    text-align: center;
    font-size: 0.7rem;
    font-weight: 400;
    box-shadow: none;
    white-space: nowrap;
    border: 1px solid #e1e8ed;
}

.section-header .stat-item:nth-child(1) {
    border-left: 2px solid #ff6b6b;
}

.section-header .stat-item:nth-child(2) {
    border-left: 2px solid #4ecdc4;
}

.section-header .stat-item span {
    font-weight: 600;
    color: #2c3e50;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .section-header .corner-stats {
        gap: 1rem;
    }
    
    .section-header .stat-item {
        font-size: 0.65rem;
        padding: 0.2rem 0.7rem;
    }
}

@media (max-width: 480px) {
    .section-header .corner-stats {
        flex-direction: column;
        align-items: center;
        gap: 0.4rem;
    }
}

.section-header h2 {
    display: block;
    color: #2c3e50;
    font-size: 1.8rem;
    font-weight: 600;
    margin: 0;
    padding: 0;
    text-align: center;
}

.section-header p.section-subtitle {
    display: block;
    margin: 0;
    color: #999;
    font-size: 1rem;
    font-weight: 400;
    margin-top: 0.1rem;
    text-align: center;
    width: 100%;
}

.controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* 按钮样式 */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
    z-index: -1;
}

.btn:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 1px 2px rgba(102, 126, 234, 0.3);
    width: 80px;
    padding: 0.75rem 0;
    text-align: center;
    justify-content: center;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.5);
}

.btn-success {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e6cf 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(86, 171, 47, 0.3);
}

.btn-success:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(86, 171, 47, 0.5);
}

.btn-secondary {
    background: none;
    color: #667eea;
    box-shadow: none;
    font-size: 0.9rem;
}

.btn-secondary:hover {
    transform: none;
    box-shadow: none;
    text-decoration: underline;
}

.btn-search {
    background-color: #667eea;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 25px;
    box-shadow: 0 3px 12px rgba(102, 126, 234, 0.35);
    transition: all 0.3s ease-in-out;
}

.btn-search:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.45);
    background-color: #5a67d8;
}

.btn-page {
    background-color: #e1e8ed;
    color: #2c3e50;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-page:hover:not(:disabled) {
    background-color: #667eea;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn:active {
    transform: translateY(-1px) scale(0.98);
}

/* 反馈表单样式 */
.feedback-form {
    max-width: 100%;
    margin: 0 auto;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    box-sizing: border-box;
}

/* 响应式表单设计 */
@media (max-width: 768px) {
    .feedback-form {
        padding: 1rem;
        margin: 0 10px;
    }
}

@media (max-width: 480px) {
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
    
    .form-actions {
        gap: 0.8rem;
    }
    
    .form-actions .btn {
        min-width: 130px;
        padding: 0.8rem 1.2rem;
    }
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid #e1e8ed;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
    background-color: white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    width: 100%;
}

.form-actions .btn-primary {
    width: 100px;
    min-width: auto;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 1px 1px rgba(102, 126, 234, 0.2);
    padding: 0.75rem 0;
    text-align: center;
    justify-content: center;
}

.form-actions .btn-secondary {
    min-width: 120px;
    background: none;
    color: #667eea;
    box-shadow: none;
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

.form-actions .btn-reset {
    background: none;
    color: #667eea;
    box-shadow: none;
    font-size: 0.85rem;
    padding: 0.75rem 1rem;
    text-align: center;
    justify-content: center;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.form-actions .btn-reset:hover {
    color: #5a67d8;
    text-decoration: underline;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    width: 100%;
}

/* 为反馈表单专门设置的样式 */
#feedback-form .form-actions {
    display: flex !important;
    justify-content: center !important;
    gap: 1.5rem !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    margin-top: 2rem !important;
}

/* 导入数据区域 */
.import-container {
    display: flex;
    justify-content: center;
    padding: 2rem 0;
}

.import-box {
    background-color: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    max-width: 500px;
    width: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.import-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.import-icon {
    font-size: 4rem;
    color: #667eea;
    margin-bottom: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
        filter: brightness(1.1);
    }
}

.import-box h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.import-box p {
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.file-input-wrapper {
    margin-bottom: 2rem;
    position: relative;
}

.file-input {
    display: none;
}

/* 上传进度条样式 */
.upload-progress {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e1e8ed;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 4px;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShine 1.5s infinite;
}

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

.progress-text {
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    font-weight: 500;
}

/* 主内容区样式 */
.main-content {
    flex: 1;
    min-height: 100vh;
    background-color: #f5f7fa;
}

/* 管理页面主内容区 */
.main-header {
    background-color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main-header h2 {
    color: #2c3e50;
    font-size: 1.3rem;
    font-weight: 600;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* 反馈表单样式 */
.feedback-form {
    max-width: 100%;
    margin: 0 auto;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    box-sizing: border-box;
}

/* 响应式表单设计 */
@media (max-width: 768px) {
    .feedback-form {
        padding: 1rem;
        margin: 0 10px;
    }
}

@media (max-width: 480px) {
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
    
    .form-actions {
        gap: 0.8rem;
    }
    
    .form-actions .btn {
        min-width: 130px;
        padding: 0.8rem 1.2rem;
    }
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid #e1e8ed;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
    background-color: white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    width: 100%;
}

.form-actions .btn-primary {
    width: 100px;
    min-width: auto;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 1px 3px rgba(102, 126, 234, 0.3);
    padding: 0.75rem 0;
    text-align: center;
    justify-content: center;
    margin: 0 auto;
}

.form-actions .btn-secondary {
    min-width: 120px;
    background: none;
    color: #667eea;
    box-shadow: none;
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

/* 登录页面样式 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f5f7fa;
    padding: 1rem;
}

.login-box {
    background-color: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    transition: all 0.3s ease;
}

.login-box:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.login-title {
    text-align: center;
    color: #2c3e50;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.login-form .form-group {
    margin-bottom: 1.8rem;
}

.login-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.login-form input {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid #e1e8ed;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
    background-color: white;
}

.login-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

/* 登录格言样式 */
.login-motto {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
    line-height: 1.6;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #666;
}

.remember-me input[type="checkbox"] {
    width: auto;
    margin: 0;
}



/* 响应式设计 */
@media (max-width: 768px) {
    .login-box {
        padding: 2rem 1.5rem;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
}

.process-status {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #667eea;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* 预览容器样式 */
.preview-container {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    border: 2px dashed #e1e8ed;
    min-height: 100px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.preview-container:hover {
    border-color: #667eea;
    background-color: rgba(102, 126, 234, 0.05);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* 统计摘要 */
.stats-summary {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(102, 126, 234, 0.2);
    justify-content: center;
    flex-wrap: wrap;
}

.stat-item {
    background-color: rgba(102, 126, 234, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 16px;
    font-size: 0.85rem;
    color: #667eea;
    font-weight: 500;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background-color: rgba(102, 126, 234, 0.2);
    transform: translateY(-1px);
}

/* 导入结果统计卡片 */
.import-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}





/* 导入结果总结 */
.import-summary {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: rgba(86, 171, 47, 0.05);
    border-radius: 6px;
    border-left: 4px solid #56ab2f;
    animation: slideIn 0.5s ease;
}

/* 导入错误提示 */
.import-error {
    margin-top: 1rem;
    padding: 1rem;
    background-color: rgba(245, 87, 108, 0.05);
    border-radius: 6px;
    border-left: 4px solid #f5576c;
    font-size: 0.9rem;
    color: #f5576c;
    animation: slideIn 0.5s ease;
}

/* 导入成功提示 */
.import-success {
    margin-top: 1rem;
    padding: 1rem;
    background-color: rgba(86, 171, 47, 0.05);
    border-radius: 6px;
    border-left: 4px solid #56ab2f;
    font-size: 0.9rem;
    color: #56ab2f;
    animation: slideIn 0.5s ease;
}

/* 选择框样式 */
.sort-select, .filter-select {
    padding: 0.75rem 1rem;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    background-color: white;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sort-select:hover, .filter-select:hover {
    border-color: #667eea;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

/* 搜索区域 */
.search-container {
    background-color: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
}

.search-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c, #667eea);
    background-size: 300% 100%;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.baidu-search-box {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    position: relative;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* 品牌分类按钮样式 */
.brand-filter {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.brand-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.brand-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
}

.brand-btn:active {
    transform: translateY(-1px) scale(0.98);
}

/* 各品牌颜色 */
.brand-btn.apple {
    background: linear-gradient(135deg, #555 0%, #333 100%);
}

.brand-btn.huawei {
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
}

.brand-btn.samsung {
    background: linear-gradient(135deg, #1428a0 0%, #0070f3 100%);
}

.brand-btn.vivo {
    background: linear-gradient(135deg, #2196f3 0%, #0d47a1 100%);
}

.brand-btn.xiaomi {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
}

.brand-btn.oppo {
    background: linear-gradient(135deg, #2ed573 0%, #1e90ff 100%);
}

.brand-btn.other {
    background: linear-gradient(135deg, #9c27b0 0%, #673ab7 100%);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .baidu-search-box {
        flex-direction: column;
        gap: 1rem;
    }
    
    #search-input {
        max-width: 100%;
        border-radius: 24px;
        border-right: 1px solid #dfe1e5;
    }
    
    .baidu-search-box .btn-search {
        border-radius: 24px;
        border-left: 1px solid #4d90fe;
        width: 100%;
        max-width: 200px;
    }
    
    .baidu-search-box::before {
        left: 10%;
    }

    /* 优化品牌按钮在手机上的显示 */
    .brand-filter {
        flex-wrap: nowrap;
        gap: 0.25rem;
        margin: 1rem 0;
        overflow-x: auto;
        padding: 0.5rem 0;
        -webkit-overflow-scrolling: touch;
        justify-content: center;
    }

    .brand-btn {
        padding: 0.35rem 0.5rem;
        font-size: 0.7rem;
        min-width: 45px;
        white-space: nowrap;
        flex-shrink: 0;
        border-radius: 12px;
        letter-spacing: 0;
    }
}

#search-input {
    width: 100%;
    max-width: 550px;
    padding: 14px 40px 14px 40px;
    border: 1px solid #dfe1e5;
    border-radius: 24px;
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: white;
    box-shadow: none;
}

#search-input:focus {
    outline: none;
    border-color: #4d90fe;
    box-shadow: 0 1px 6px rgba(32, 33, 36, 0.28);
}

#search-input::placeholder {
    color: #9aa0a6;
    font-style: normal;
}

.baidu-search-box::before {
    content: '\f002';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 20px;
    color: #9aa0a6;
    font-size: 16px;
    pointer-events: none;
    z-index: 1;
}

.baidu-search-box .btn-search {
    padding: 14px 24px;
    border: 1px solid #4d90fe;
    border-left: none;
    border-radius: 0 24px 24px 0;
    background-color: #4d90fe;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: none;
    font-weight: 500;
}

.baidu-search-box .btn-search:hover {
    background-color: #357ae8;
    border-color: #2f5bb7;
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
}

.baidu-search-box .btn-search:active {
    background-color: #3367d6;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.advanced-search-toggle {
    text-align: center;
    margin-bottom: 1rem;
}

.advanced-search-toggle a {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.advanced-search-toggle a:hover {
    color: #5a67d8;
    text-decoration: underline;
}

.advanced-search {
    display: none;
    animation: slideDown 0.3s ease;
}

.advanced-search.show {
    display: flex;
    animation: slideDown 0.3s ease;
}

#search-input:focus::placeholder {
    opacity: 0.5;
    transform: translateX(8px);
}

.filter-options {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    width: 100%;
}

.filter-options select {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 2rem 0.75rem 1rem;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    background-color: white;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="%2395a5a6" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"></polyline></svg>');
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
}

.filter-options select:hover {
    border-color: #667eea;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
}

.filter-options select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="%23667eea" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="18 15 12 9 6 15"></polyline></svg>');
}

/* 品牌Logo样式 */
.brand-logo {
    width: 24px;
    height: 24px;
    margin-right: 8px;
    vertical-align: middle;
    border-radius: 4px;
    object-fit: contain;
}

/* 表格样式 */
.table-container {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 0.5rem;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
}

.table-container:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    position: relative;
}

.data-table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 10;
}

.data-table th {
    padding: 1rem;
    text-align: center;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    position: relative;
    transition: all 0.3s ease;
    cursor: pointer;
    overflow: hidden;
}

.data-table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.data-table th:hover::after {
    transform: translateX(100%);
}

.data-table th:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid #e1e8ed;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    font-weight: 400;
    text-align: center;
}

.data-table tbody tr {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: left center;
    animation: fadeInUp 0.5s ease-out;
    position: relative;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 为每一行添加不同的动画延迟，创造层次感 */
.data-table tbody tr:nth-child(1) { animation-delay: 0.05s; }
.data-table tbody tr:nth-child(2) { animation-delay: 0.1s; }
.data-table tbody tr:nth-child(3) { animation-delay: 0.15s; }
.data-table tbody tr:nth-child(4) { animation-delay: 0.2s; }
.data-table tbody tr:nth-child(5) { animation-delay: 0.25s; }
.data-table tbody tr:nth-child(6) { animation-delay: 0.3s; }
.data-table tbody tr:nth-child(7) { animation-delay: 0.35s; }
.data-table tbody tr:nth-child(8) { animation-delay: 0.4s; }
.data-table tbody tr:nth-child(9) { animation-delay: 0.45s; }
.data-table tbody tr:nth-child(10) { animation-delay: 0.5s; }

.data-table tbody tr:hover {
    background-color: rgba(102, 126, 234, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.2s ease;
}

.data-table tbody tr:hover td {
    color: #2c3e50;
}



.data-table tbody tr:last-child td {
    border-bottom: none;
}

.price {
    font-weight: 600;
    color: #e74c3c;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.data-table tbody tr:hover .price {
    color: #c0392b;
    transition: color 0.2s ease;
}

.price::before {
    content: '¥';
    opacity: 0.8;
    margin-right: 2px;
    font-size: 0.9em;
}

.updated {
    font-size: 0.85rem;
    color: #7f8c8d;
    font-style: italic;
    transition: all 0.3s ease;
    position: relative;
}

.data-table tbody tr:hover .updated {
    color: #667eea;
    transition: color 0.2s ease;
}

/* 操作按钮的悬停效果 */
.data-table tbody tr:hover .btn-secondary,
.data-table tbody tr:hover .btn-danger {
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.15);
}

.data-table tbody tr:hover .btn-secondary {
    background: linear-gradient(135deg, #f5576c 0%, #f093fb 100%);
}

.data-table tbody tr:hover .btn-danger {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-top: 0.5rem;
}

.pagination .btn-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1rem;
    min-width: 40px;
}

#page-info {
    color: #666;
    font-weight: 500;
}

/* 导入数据区域 */
.import-container {
    display: flex;
    justify-content: center;
    padding: 2rem 0;
}

.import-box {
    background-color: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    max-width: 500px;
    width: 100%;
}

.import-icon {
    font-size: 4rem;
    color: #667eea;
    margin-bottom: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

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

.import-box h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.import-box p {
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.file-input-wrapper {
    margin-bottom: 2rem;
}

.file-input {
    display: none;
}

.preview-container {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    border: 2px dashed #e1e8ed;
    min-height: 100px;
}

/* 高级搜索表单 */
.search-form, .feedback-form {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: #2c3e50;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.price-range {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.price-range span {
    color: #666;
    font-weight: 500;
}

.form-actions {
    grid-column: 1 / -1;
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.search-results {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* 设置区域 */
.settings-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.setting-item {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.setting-item h3 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.setting-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: #f8f9fa;
    border-radius: 8px;
}

.setting-option label {
    font-weight: 500;
    color: #2c3e50;
}

.setting-option input[type="checkbox"] {
    width: 1.2rem;
    height: 1.2rem;
    cursor: pointer;
}

.setting-option select {
    padding: 0.5rem;
    border: 2px solid #e1e8ed;
    border-radius: 6px;
    background-color: white;
}

/* 预览区域样式 */
.preview-info {
    background-color: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    text-align: left;
    animation: slideIn 0.3s ease;
}

.preview-error {
    background-color: rgba(245, 87, 108, 0.1);
    color: #f5576c;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #f5576c;
    text-align: left;
    animation: slideIn 0.3s ease;
}

.preview-success {
    background-color: rgba(86, 171, 47, 0.1);
    color: #56ab2f;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #56ab2f;
    text-align: left;
    animation: slideIn 0.3s ease;
}

.preview-info i, .preview-error i, .preview-success i {
    margin-right: 0.5rem;
    font-size: 1.2rem;
    vertical-align: middle;
}

.preview-container .btn-small {
    padding: 0.3rem 0.8rem;
    font-size: 0.85rem;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 加载点动画 */
.loading-dots {
    font-weight: bold;
    animation: pulse 1.5s infinite;
}

/* 提示框样式 */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    color: white;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    transform: translateX(100%);
    transition: all 0.3s ease;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
}

.toast.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.toast.success {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e6cf 100%);
}

.toast.error {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.toast-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    margin-left: auto;
}

/* 加载动画 */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    z-index: 3000;
    display: none;
}

.loading.show {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    font-size: 12px;
    position: relative;
    z-index: 1000;
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.05rem;
}

.footer .container p {
    margin: 0;
    padding: 0;
    line-height: 1.2;
}

/* 页脚中的统计信息样式 */
.footer .corner-stats {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-bottom: 0.5rem;
}

.footer .stat-item {
    color: white;
    font-size: 12px;
    font-weight: 400;
    white-space: nowrap;
}

.footer .stat-item span {
    font-weight: 600;
    color: #667eea;
}

.footer-links {
    display: flex;
    gap: 1.2rem;
    margin: 0.2rem 0;
    padding: 0;
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
    line-height: 1.2;
}

.footer-links a:hover {
    color: white;
}

.beian-info {
    margin: 0.2rem 0;
    text-align: center;
    font-size: 12px;
    color: #bdc3c7;
    line-height: 1.2;
}

.beian-info i {
    margin-right: 5px;
    color: #bdc3c7;
}

.beian-info a {
    color: #bdc3c7;
    text-decoration: none;
    margin: 0 5px;
    transition: color 0.3s ease;
}

.beian-info a:hover {
    color: white;
    text-decoration: underline;
}

/* 导入结果样式 */
.import-result {
    background-color: rgba(86, 171, 47, 0.1);
    color: #56ab2f;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #56ab2f;
    text-align: left;
    animation: slideIn 0.3s ease;
    margin-top: 1rem;
    box-shadow: 0 2px 8px rgba(86, 171, 47, 0.15);
}

.import-result i {
    font-size: 1.5rem;
    margin-right: 0.5rem;
    vertical-align: middle;
}

.import-result h4 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-size: 1.1rem;
}



/* 帮助页面样式 */
.help-content {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    margin-bottom: 2rem;
}

.help-section {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #e1e8ed;
}

.help-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.help-section h3 {
    color: #2c3e50;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.help-section h3::before {
    content: '❓';
    font-size: 1.5rem;
}

.help-section p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.help-section ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1rem;
}

.help-section ul li {
    color: #666;
    line-height: 1.8;
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.help-section ul li::before {
    content: '•';
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
    font-size: 1.5rem;
    line-height: 1.2;
}

.help-section ul li a {
    color: #667eea;
    text-decoration: none;
    transition: all 0.3s ease;
}

.help-section ul li a:hover {
    color: #5a67d8;
    text-decoration: underline;
}

.faq-item {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background-color: rgba(102, 126, 234, 0.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-item h4 {
    color: #2c3e50;
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
}

.faq-item p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 0;
}

/* 进度条样式增强 */
.upload-progress {
    margin-top: 1rem;
    padding: 1rem;
    background-color: white;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e1e8ed;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.3s ease;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShine 1.5s infinite;
}

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

.progress-text {
    font-size: 0.85rem;
    color: #666;
    text-align: center;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.process-status {
    font-size: 0.85rem;
}


    border-radius: 50%;
    background-color: #667eea;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

/* 登录页面样式 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f5f7fa;
    padding: 1rem;
}

.login-box {
    background-color: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.login-box h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.login-box p {
    color: #666;
    margin-bottom: 2rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.login-form .form-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.login-form label {
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 0.9rem;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.login-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: -0.5rem;
}

.remember-me label {
    font-weight: 400;
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0;
}



/* 响应式设计 */
@media (max-width: 768px) {
    .main-header {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .header-title {
        font-size: 1.3rem;
    }
    
    .user-info {
        justify-content: center;
    }
    
    .login-box {
        padding: 2rem 1.5rem;
    }
    
    .login-box h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .nav-item {
        font-size: 0.85rem;
        padding: 0.5rem 0.8rem;
        gap: 0.5rem;
    }
    
    .nav-icon {
        width: 16px;
    }
    
    .header-title {
        font-size: 1.2rem;
    }
    
    .login-box {
        padding: 1.5rem 1rem;
    }
    
    .login-form input {
        padding: 0.8rem;
    }
}
    color: #7f8c8d;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* 导入结果表格 */
.import-result table {
    border-collapse: collapse;
    width: 100%;
    margin-top: 1rem;
    background-color: white;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.import-result th,
.import-result td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #e1e8ed;
}

.import-result th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.import-result tr:last-child td {
    border-bottom: none;
}

.import-result tr:hover {
    background-color: rgba(86, 171, 47, 0.05);
}

/* 导入统计样式 */
.import-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}





/* 上传进度样式 */
.upload-progress {
    margin: 1rem 0;
    background-color: #e1e8ed;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 8px;
    background-color: #e1e8ed;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.3s ease;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShine 1.5s infinite;
}

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

.progress-text {
    text-align: right;
    font-size: 0.85rem;
    color: #667eea;
    margin-top: 0.25rem;
    font-weight: 500;
}

.process-status {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #666;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 进度统计摘要 */
.stats-summary {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 0.5rem 0;
    font-size: 0.85rem;
}

.stat-item {
    background-color: rgba(86, 171, 47, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    color: #56ab2f;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.stat-item i {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #667eea;
        flex-direction: column;
        padding: 1rem;
        gap: 0.5rem;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    /* 移动设备上隐藏统计信息 */
    .top-stats {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .section-header {
        flex-direction: column;
        align-items: center;
        gap: 0.1rem;
    }

    .import-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-summary {
        flex-direction: column;
        gap: 0.5rem;
    }

    /* 优化翻页按钮在手机上的显示 */
    .pagination {
        gap: 0.5rem;
        padding: 0.5rem;
    }

    .pagination .btn-page {
        padding: 0.5rem;
        font-size: 1rem;
        min-width: 40px;
        width: 40px;
        height: 40px;
    }

    .pagination .btn-page i {
        font-size: 1rem;
    }

    #page-info {
        font-size: 0.8rem;
        padding: 0 0.3rem;
    }

    /* 优化表格在手机上的显示 */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .data-table {
        min-width: 100%;
        font-size: 0.85rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.6rem 0.4rem;
        font-size: 0.8rem;
    }

    .data-table th {
        white-space: nowrap;
    }

    .data-table td {
        white-space: nowrap;
        max-width: 150px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* 手机型号列可以换行显示 */
    .data-table td:first-child {
        white-space: normal;
        max-width: 200px;
        word-wrap: break-word;
    }

    /* 价格和时间列保持固定宽度 */
    .data-table td:nth-child(2),
    .data-table td:nth-child(3) {
        min-width: 80px;
    }

    /* 备注列可以换行 */
    .data-table td:nth-child(4) {
        white-space: normal;
        max-width: 150px;
        word-wrap: break-word;
    }
}

    .controls {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-options {
        flex-direction: column;
        align-items: stretch;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .import-box {
        padding: 2rem 1.5rem;
    }

    .import-icon {
        font-size: 3rem;
    }

    .toast {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.2rem;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .main-content {
        padding: 1rem 0;
    }

    .container {
        padding: 0 15px;
    }

    .price-range {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .price-range span {
        text-align: center;
    }

    .pagination {
        gap: 0.3rem;
    }

    .pagination .btn-page {
        padding: 0.4rem;
        font-size: 0.9rem;
        min-width: 35px;
        width: 35px;
        height: 35px;
    }

    .pagination .btn-page i {
        font-size: 0.9rem;
    }

    #page-info {
        font-size: 0.75rem;
    }

    /* 更小的表格样式 */
    .data-table {
        font-size: 0.75rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.5rem 0.3rem;
        font-size: 0.75rem;
    }

    .data-table td:first-child {
        max-width: 150px;
    }

    .data-table td:nth-child(2),
    .data-table td:nth-child(3) {
        min-width: 70px;
    }

    .data-table td:nth-child(4) {
        max-width: 100px;
    }

    /* 小屏手机品牌按钮优化 */
    .brand-filter {
        gap: 0.15rem;
        margin: 0.8rem 0;
        padding: 0.3rem 0;
    }

    .brand-btn {
        padding: 0.3rem 0.4rem;
        font-size: 0.65rem;
        min-width: 40px;
        border-radius: 10px;
        letter-spacing: 0;
    }
}



/* 登录页面样式 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
}

.login-box {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: 2.5rem;
    width: 100%;
    max-width: 450px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header .logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.login-header .logo i {
    font-size: 2rem;
    color: #667eea;
}

.login-header .logo h1 {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 0;
    color: #333;
}

.login-header h2 {
    font-size: 1.5rem;
    font-weight: 500;
    margin: 0;
    color: #333;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.login-form .form-group {
    margin: 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    width: 100%;
    gap: 1rem;
}

.login-form label {
    display: inline-block;
    margin-bottom: 0;
    font-weight: 500;
    color: #555;
    text-align: right;
    width: 80px;
    min-width: 80px;
}

.login-form .input-wrapper {
    position: relative;
    width: 100%;
}

.login-form .input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 1rem;
    z-index: 10;
}

.login-form input {
    width: 100%;
    padding: 0.9rem 1rem 0.9rem 3rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.login-form input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.remember-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
}

.remember-group label {
    margin-bottom: 0;
    font-weight: 400;
}

.btn-login {
    width: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 1px 2px rgba(102, 126, 234, 0.3);
    padding: 0.75rem 0;
    text-align: center;
    justify-content: center;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-login:hover {
    transform: translateY(-3px);
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.5);
}

.login-footer {
    text-align: center;
    margin-top: 2rem;
    color: #666;
    font-size: 0.9rem;
}

/* 弹窗公告样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
    overflow: hidden;
    animation: slideUp 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #999;
    cursor: pointer;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #667eea;
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
}

.modal-header i {
    font-size: 1.5rem;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
}

.modal-body {
    padding: 1.5rem;
    line-height: 1.6;
    color: #666;
}

.modal-footer {
    padding: 0 1.5rem 1.5rem;
    display: flex;
    justify-content: flex-end;
}

.modal-footer .btn {
    width: auto;
    padding: 0.75rem 1.5rem;
}

/* 右侧在线客服样式 */
.floating-service {
    position: absolute;
    right: 20px;
    top: 60%;
    z-index: 999;
}

.service-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.2rem 0.8rem;
    border-radius: 10px 0 0 10px;
    box-shadow: -5px 0 15px rgba(102, 126, 234, 0.4);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.service-btn:hover {
    transform: translateY(-5px) translateX(-10px);
    box-shadow: -10px 0 25px rgba(102, 126, 234, 0.6);
}

.service-btn i {
    font-size: 1.2rem;
}

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

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes pulse {
    0% { box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4); }
    50% { box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6); }
    100% { box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4); }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 1rem;
        max-width: 400px;
    }
    
    .modal-header {
        padding: 1rem;
    }
    
    .modal-header i {
        font-size: 1.2rem;
    }
    
    .modal-header h3 {
        font-size: 1.1rem;
    }
    
    .modal-body {
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    .modal-footer {
        padding: 0 1rem 1rem;
    }
    
    .modal-footer .btn {
        padding: 0.6rem 1.2rem;
    }
    
    .floating-service {
        right: 0;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .service-btn {
        padding: 0.6rem 0.4rem;
        font-size: 0.7rem;
    }
    
    .service-btn i {
        font-size: 1rem;
    }
}