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

/* 基础样式 */
body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, #0071e3, #0051d5);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0051d5, #0041c5);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 113, 227, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: #0071e3;
    border: 2px solid #0071e3;
}

.btn-outline:hover {
    background-color: #0071e3;
    color: white;
    transform: translateY(-2px);
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #0071e3;
    line-height: 1;
}

.logo-en {
    font-size: 14px;
    color: #666;
    font-weight: 400;
    margin-top: 2px;
}

.nav-menu ul {
    display: flex;
    list-style: none;
}

.nav-link {
    display: block;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #0071e3;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background-color: #0071e3;
    border-radius: 2px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 英雄区域样式 */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
    position: relative;
    overflow: hidden;
}

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

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 24px;
    color: #0071e3;
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-description {
    font-size: 18px;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 400px;
}

.fashion-animation {
    position: relative;
    width: 100%;
    height: 100%;
}

.fashion-item {
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(74, 144, 226, 0.1);
    border-radius: 50%;
    color: #4a90e2;
    font-size: 32px;
}

.fashion-1 {
    width: 180px;
    height: 180px;
    top: 20%;
    left: 10%;
    animation: float 8s infinite ease-in-out;
}

.fashion-2 {
    width: 140px;
    height: 140px;
    top: 50%;
    right: 20%;
    animation: float 6s infinite ease-in-out reverse;
}

.fashion-3 {
    width: 120px;
    height: 120px;
    bottom: 20%;
    left: 30%;
    animation: float 7s infinite ease-in-out;
}

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

/* 产品区域样式 */
.products {
    padding: 80px 0;
    background-color: #fff;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-align: center;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #0071e3, #0051d5);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
}

.product-icon i {
    font-size: 32px;
    color: white;
}

.product-title {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.product-description {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.product-link {
    display: inline-flex;
    align-items: center;
    color: #0071e3;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.product-link:hover {
    color: #0051d5;
}

.product-link i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.product-link:hover i {
    transform: translateX(5px);
}

/* 解决方案区域样式 */
.solutions {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.solution-tabs {
    max-width: 900px;
    margin: 0 auto;
}

.tab-nav {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    border-bottom: 1px solid #eaeaea;
}

.tab-btn {
    background: none;
    border: none;
    padding: 15px 25px;
    font-size: 18px;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    position: relative;
    transition: color 0.3s ease;
}

.tab-btn.active,
.tab-btn:hover {
    color: #0071e3;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #0071e3;
}

.tab-content {
    display: flex;
    justify-content: center;
}

.tab-pane {
    display: none;
    width: 100%;
}

.tab-pane.active {
    display: block;
}

.solution-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.solution-text {
    flex: 1;
}

.solution-text h3 {
    font-size: 28px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.solution-text p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.solution-features {
    list-style: none;
    margin-bottom: 30px;
}

.solution-features li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    font-size: 16px;
    color: #555;
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #0071e3;
    font-weight: bold;
}

.solution-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.solution-image i {
    font-size: 120px;
    color: #0071e3;
    opacity: 0.8;
}

/* 服饰零售角色卡片样式 */
.retail-roles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.role-card {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.role-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.role-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    gap: 10px;
}

.role-header i {
    font-size: 24px;
    color: #0071e3;
    background-color: rgba(0, 113, 227, 0.1);
    padding: 10px;
    border-radius: 50%;
}

.role-header h4 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.role-card p {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 关于我们区域样式 */
.about {
    padding: 80px 0;
    background-color: #fff;
}

.about-content {
    display: flex;
    gap: 50px;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-text p {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: #4a90e2;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 16px;
    color: #666;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-img-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4eaf5 100%);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-img-placeholder i {
    font-size: 80px;
    color: #4a90e2;
}

/* 联系我们区域样式 */
.contact {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #4a90e2, #357abd);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 20px;
    color: white;
}

.contact-details h4 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.contact-details p {
    font-size: 16px;
    color: #666;
}

.contact-form {
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    font-family: 'Noto Sans SC', sans-serif;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0071e3;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 15px;
}

.footer-brand .logo-text {
    color: #ecf0f1;
}

.footer-brand .logo-en {
    color: #bdc3c7;
}

.footer-description {
    font-size: 16px;
    color: #bdc3c7;
    margin-bottom: 20px;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #ecf0f1;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: #0071e3;
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.footer-title {
    font-size: 18px;
    font-weight: 600;
    color: #ecf0f1;
    margin-bottom: 20px;
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: 10px;
}

.footer-list a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.footer-list a:hover {
    color: #0071e3;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    font-size: 14px;
    color: #95a5a6;
}

.footer-bottom p {
    margin-bottom: 5px;
}

.icp-link a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.icp-link a:hover {
    color: #0071e3;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        margin-bottom: 40px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .solution-content {
        flex-direction: column;
        text-align: center;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .tab-nav {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        padding: 10px 15px;
        font-size: 16px;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .product-card {
        padding: 20px;
    }
    
    .solution-text h3 {
        font-size: 24px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

/* 动画效果 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.active {
    opacity: 1;
    transform: translateY(0);
}

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

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

::-webkit-scrollbar-thumb {
    background: #0071e3;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0051d5;
}