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

:root {
    --primary-color: #f06b6b;
    --primary-dark: #4f46e5;
    --primary-light: #ed5757;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-gradient: linear-gradient(135deg, #f06b6b 0%, #f3a73f 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.logo-icon {
    font-size: 38px;
}
.logo-icon img{
    width: 50px;
    height: 50px;
}


.logo-text {
    font-size: 34px;
    font-weight: 700;
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    font-size: 20px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--bg-gradient);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hero 区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f06b6b 0%, #f3a73f 100%);
    position: relative;
    padding-top: 94px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease;
}

.gradient-text {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: 20px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--bg-gradient);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.6s ease;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
    opacity: 0.1;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    position: relative;
    overflow: hidden;
}

.btn-secondary::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 0.5s ease;
}

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

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.btn-icon {
    font-size: 1.2rem;
}

.hero-stats {
    display: flex;
    gap: 50px;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.stat-item {
    text-align: center;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-item:hover .stat-number {
    color: #fbbf24;
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
    transition: all 0.3s ease;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Hero区域扫码下载样式 */
.hero-qr-container {
    margin-top: 20px;
    margin-bottom: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    max-width: 400px;
}

.hero-qr-title {
    text-align: center;
    margin-bottom: 15px;
    font-size: 16px;
    font-weight: 500;
    color: #fff;
}

.hero-qr-group {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.hero-qr-card {
    text-align: center;
}

.hero-qr-code {
    width: 100px;
    height: 100px;
    margin-bottom: 8px;
}

.hero-qr-card p {
    color: #e5e7eb;
    font-size: 14px;
    margin: 0;
}

/* 响应式适配：小屏幕下二维码缩小 */
@media (max-width: 768px) {
    .hero-qr-code {
        width: 80px;
        height: 80px;
    }
}
/* Hero视觉区域整体布局 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px; /* 聊天气泡和图片的间距 */
}

/* 聊天气泡样式（保留原有，新增过渡动画） */
.chat-bubbles {
    position: relative;
    z-index: 2; /* 保证气泡在图片上方 */
}

.bubble-content {
    transition: opacity 0.3s ease, transform 0.3s ease; /* 气泡切换动画 */
}

/* 图片轮播容器样式 */
.hero-image-carousel {
    position: absolute;
     height: 500px;
/*    width: 100%;*/
/*    max-width: 500px; /* 限制图片最大宽度 */*/
    overflow: hidden;
    border-radius: 16px; /* 圆角美化 */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

/* 轮播图片样式 */
.carousel-image {
/*    width: 100%;*/
    height: 100%; /* 固定高度500px */
    object-fit: cover; /* 保持图片比例，填充容器 */
    transition: opacity 0.5s ease; /* 图片切换淡入淡出 */
}
.hero-visual {
    position: relative;
/*    animation: float 6s ease-in-out infinite;
*/
}

.chat-bubbles {
    position: relative;
    width: 100%;
    height: 400px;
}

.chat-bubble {
    position: absolute;
    background: white;
    border-radius: 20px;
    padding: 15px 20px;
    box-shadow: var(--shadow-xl);
    animation: bubbleFloat 4s ease-in-out infinite;
}

.bubble-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    font-size: 2rem;
    flex-shrink: 0;
}

.chat-bubble p {
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.chat-bubble {
    position: absolute;
    background: white;
    border-radius: 20px;
    padding: 15px 20px;
    box-shadow: var(--shadow-xl);
    animation: bubbleFloat 4s ease-in-out infinite;
    transition: all 0.3s ease;
}

.chat-bubble:hover {
    transform: scale(1.05) !important;
    z-index: 10;
}

.bubble-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.bubble-2 {
    top: 45%;
    right: 5%;
    animation-delay: 1.5s;
}

.bubble-3 {
    bottom: 10%;
    left: 30%;
    animation-delay: 3s;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
}

.hero-wave svg {
    width: 100%;
    height: auto;
}

/* 产品功能区域 */
.features {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    transition: all 0.3s ease;
}

.section-title:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 5px 15px rgba(102, 126, 234, 0.3));
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    opacity: 0.9;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--bg-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    transition: all 0.4s ease;
    display: inline-block;
}

.feature-card:hover .feature-icon {
    transform: scale(1.2) rotate(5deg);
    animation: bounce 0.6s ease;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.feature-card:hover h3 {
    color: var(--primary-color);
}

.feature-card > p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

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

.feature-list li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateX(-10px);
    animation: slideInFromLeft 0.5s ease forwards;
}

.feature-list li:nth-child(1) { animation-delay: 0.1s; }
.feature-list li:nth-child(2) { animation-delay: 0.2s; }
.feature-list li:nth-child(3) { animation-delay: 0.3s; }

.feature-card:hover .feature-list li {
    padding-left: 30px;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-list li::before {
    transform: scale(1.2);
}

/* 扫码下载区域 */
.download {
    padding: 100px 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.download::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.download-info {
    animation: fadeInLeft 0.8s ease;
}

.download-steps {
    margin: 40px 0;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s ease;
}

.step:hover {
    transform: translateX(10px);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--bg-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    flex-shrink: 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.step-number::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%);
    transition: all 0.5s ease;
}

.step:hover .step-number::before {
    width: 100%;
    height: 100%;
}

.step:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.step-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.step-content p {
    color: var(--text-secondary);
}

.store-buttons {
    display: flex;
    gap: 15px;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 25px;
    background: var(--text-primary);
    color: white;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.store-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--primary-light);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
}

.store-btn:hover::before {
    width: 300px;
    height: 300px;
}

.store-btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.store-btn .store-icon {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.store-btn:hover .store-icon {
    transform: scale(1.2);
}

.store-btn span {
    position: relative;
    z-index: 1;
}

.store-icon {
    width: 24px;
    height: 24px;
}

.qr-codes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    animation: fadeInRight 0.8s ease;
}

.qr-card {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.qr-card::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 0.5s ease;
}

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

.qr-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.qr-code {
    width: 180px;
    height: 180px;
    margin: 0 auto 20px;
    background: white;
    padding: 10px;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    animation: qrPulse 3s ease-in-out infinite;
}

.qr-code::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(102, 126, 234, 0.1) 50%, transparent 70%);
    animation: qrScan 2s linear infinite;
}

.qr-svg {
    width: 100%;
    height: 100%;
}

.qr-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.qr-card:hover h4 {
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qr-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.qr-card:hover p {
    color: var(--primary-color);
}

/* 技术服务区域 */
.service {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.service-item {
    background: white;
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.service-item::before {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    width: 300%;
    height: 300%;
    background: linear-gradient(45deg, transparent 40%, rgba(102, 126, 234, 0.05) 50%, transparent 60%);
    transition: all 0.6s ease;
    transform: rotate(45deg);
}

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

.service-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    transition: all 0.4s ease;
    display: inline-block;
}

.service-item:hover .service-icon {
    transform: scale(1.3) rotate(10deg);
}

.service-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.service-item:hover h3 {
    color: var(--primary-color);
}

.service-item p {
    color: var(--text-secondary);
    line-height: 1.7;
    transition: all 0.3s ease;
}

.service-item:hover p {
    color: var(--text-primary);
}

.service-features {
    background: white;
    border-radius: 20px;
    padding: 50px;
    box-shadow: var(--shadow-md);
}

.feature-row {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 30px 0;
    border-bottom: 1px solid #e5e7eb;
}

.feature-row:last-child {
    border-bottom: none;
}

.feature-icon-large {
    font-size: 3rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-text p {
    color: var(--text-secondary);
}

/* 关于我们区域 */
.about {
    padding: 100px 0;
    background: white;
}

.about-content {
    
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.about-text > p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.8;
}


.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.about-stat {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.about-stat::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--bg-gradient);
    transition: all 0.4s ease;
    opacity: 0.1;
}

.about-stat:hover::before {
    height: 100%;
}

.about-stat:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.stat-circle {
    width: 120px;
    height: 120px;
    background: var(--bg-gradient);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    color: white;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.about-stat:hover .stat-circle {
    transform: scale(1.1) rotate(5deg);
    animation: glow 2s ease-in-out infinite;
}

.stat-number-large {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.stat-label-small {
    font-size: 0.9rem;
    opacity: 0.9;
}

.about-stat p {
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.about-stat:hover p {
    color: var(--primary-color);
    transform: translateY(3px);
}

/* 页脚 */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    /* 核心：设置内容整体居中，采用flex布局并垂直排列 */
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    margin-bottom: 40px;
    text-align: center; /* 文字居中 */
}

/* 给两个section分别加类名，方便单独调整，保持布局统一 */
.logo-section, .contact-section {
    width: 100%;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
    /* 新增：logo容器居中 */
    justify-content: center;
}

.footer-logo .logo-icon {
    color: #fbbf24;
}

.footer-logo .logo-text {
    color: white;
    font-size: 24px;
    font-weight: 700;
}

.footer-section > p {
    color: #9ca3af;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
    /* 新增：社交链接容器居中 */
    justify-content: center;
}

.social-link {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
}

/* 修正h3样式（原代码写的h4，实际HTML是h3） */
.footer-section h3 {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.contact-info {
    /* 联系信息容器居中 */
    display: flex;
    flex-direction: column;
    gap: 10px; /* 增加行间距，更易读 */
    align-items: center;
}

.contact-item {
    /* 单行显示时居中，多行时文字居中 */
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap; /* 适配小屏幕，地址自动换行 */
}

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

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

.footer-section ul a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: #9ca3af;
}
/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

@keyframes bubbleFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

@keyframes qrPulse {
    0%, 100% {
        box-shadow: var(--shadow-md);
    }
    50% {
        box-shadow: 0 0 30px rgba(102, 126, 234, 0.3);
    }
}

@keyframes qrScan {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-5px);
    }
    75% {
        transform: translateX(5px);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: var(--shadow-lg);
    }
    50% {
        box-shadow: 0 0 30px rgba(102, 126, 234, 0.5);
    }
}

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

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }
    
	
.hero-qr-container{
		margin: auto;
	}
	
    .hero-stats  {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .download-content,
    .about-content {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 30px;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .section-title {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .qr-codes {
        grid-template-columns: 1fr;
    }

    .qr-card {
        animation: fadeInUp 0.8s ease forwards;
    }

    .qr-card:nth-child(1) {
        animation-delay: 0.2s;
    }

    .qr-card:nth-child(2) {
        animation-delay: 0.4s;
    }

    .store-buttons {
        flex-direction: column;
    }

    .service-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .feature-card,
    .service-item {
        padding: 30px;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}