* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8f9fa;
    overflow: hidden; /* 防止滚动 */
}

.container {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 翻页容器 */
.book-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    perspective: 1000px;
}

/* 页面样式 */
.page {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.6s ease-in-out;
    backface-visibility: hidden;
}

/* 第一页特殊处理 */
.page#page1 {
    background: linear-gradient(135deg, #fef7f0 0%, #fde2d3 100%) !important;
}

.page.current {
    opacity: 1;
    transform: translateX(0);
    z-index: 10;
}

.page.next {
    opacity: 0;
    transform: translateX(100%);
    z-index: 5;
}

.page.prev {
    opacity: 0;
    transform: translateX(-100%);
    z-index: 5;
}

.page.turning {
    opacity: 0;
    transform: translateX(-100%);
}

.page.turning-back {
    opacity: 0;
    transform: translateX(100%);
}
/* 头部样式 */
.header {
    background: linear-gradient(135deg, #ff9a56, #ffad56);
    padding: 20px 40px;
    box-shadow: 0 2px 10px rgba(255, 154, 86, 0.2);
    z-index: 100;
    flex-shrink: 0;
}



.hero-section {
    background: linear-gradient(135deg, #fff5f0, #fff8f5);
    text-align: center;
}

.features-section {
    background: #ffffff;
}

.services-section {
    background: linear-gradient(135deg, #fff8f5, #fff5f0);
}

.users-section {
    background: #ffffff;
}

/* 底部样式 */
.footer {
    background: linear-gradient(135deg, #ff9a56, #ffad56);
    padding: 30px 40px;
    text-align: center;
    color: white;
}   position: relative;
}

/* 页面1样式 - 封面 */
#page1 {
    background: linear-gradient(135deg, #fef7f0 0%, #fde2d3 100%) !important;
    color: white;
}

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

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b35, #ff8c42);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
    color: white;
}

.logo-text {
    font-size: 18px;
    font-weight: 600;
    color: white;
}

.main-title {
    text-align: center;
    margin-top: 100px;
}

.main-title h1 {
    font-size: 120px;
    font-weight: 300;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(255, 107, 53, 0.2);
    color: #ff6b35;
}

.main-title h2 {
    font-size: 48px;
    font-weight: 300;
    margin-bottom: 30px;
    letter-spacing: 8px;
    color: #ff8c42;
}

.subtitle {
    font-size: 18px;
    margin-bottom: 10px;
    opacity: 0.9;
    color: #666;
}

.subtitle-en {
    font-size: 14px;
    letter-spacing: 4px;
    opacity: 0.7;
    color: #ff9a56;
    text-transform: uppercase;
    font-weight: 500;
}

.qr-code {
    text-align: center;
    margin-bottom: 30px;
}

.qr-image {
    max-width: 120px;
    max-height: 120px;
    width: auto;
    height: auto;
    border-radius: 15px;
    margin: 0 auto 15px;
    display: block;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    object-fit: contain;
}

.qr-code p {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
    max-width: 300px;
    margin: 0 auto;
}

.location-info {
    text-align: center;
    margin-top: auto;
}

.location-info p {
    font-size: 12px;
    opacity: 0.7;
    line-height: 1.5;
}

/* 页面2样式 */
#page2 {
    background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
}

/* 页面4样式 */
#page4 {
    background: linear-gradient(135deg, #f5f0ff 0%, #e8e0ff 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 32px;
    color: #ff6b35;
    margin-bottom: 15px;
    font-weight: bold;
}

.section-subtitle {
    font-size: 12px;
    color: #ff9a56;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
    font-weight: 600;
}

.description {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.modes-container {
    display: flex;
    gap: 40px;
    justify-content: space-between;
    max-width: 800px;
    margin: 0 auto;
}

.mode-section {
    flex: 1;
    text-align: center;
    background: white;
    padding: 30px 20px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(255, 154, 86, 0.1);
    transition: transform 0.3s ease;
}

.mode-section:hover {
    transform: translateY(-5px);
}

.mode-section h3 {
    font-size: 20px;
    color: #ff6b35;
    margin-bottom: 8px;
    font-weight: bold;
}

.mode-subtitle {
    font-size: 12px;
    color: #ff9a56;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.mode-image {
    width: 100%;
    height: 150px;
    background: linear-gradient(135deg, #fff5f0, #ffe8d6);
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ff9a56;
    font-size: 14px;
    box-shadow: 0 5px 15px rgba(255, 154, 86, 0.2);
}

.meeting-mode {
    background: linear-gradient(45deg, #4facfe 0%, #00f2fe 100%);
    position: relative;
}

.meeting-mode::before {
    content: '👥';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 60px;
}

.card-mode {
    background: linear-gradient(45deg, #43e97b 0%, #38f9d7 100%);
    position: relative;
}

.card-mode::before {
    content: '🀄';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 60px;
}

.mode-features h4 {
    font-size: 14px;
    color: #ff6b35;
    margin-bottom: 10px;
    font-weight: bold;
}

.mode-features p {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

/* 页面3样式 */
#page3 {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.feature-item {
    text-align: center;
    padding: 30px 25px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(255, 154, 86, 0.1);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ff6b35, #ff8c42);
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.feature-icon.culture {
    background: linear-gradient(45deg, #ff9a9e 0%, #fecfef 100%);
}

.feature-icon.culture::before {
    content: '🍵';
}

.feature-icon.value {
    background: linear-gradient(45deg, #a18cd1 0%, #fbc2eb 100%);
}

.feature-icon.value::before {
    content: '⭐';
}

.feature-icon.price {
    background: linear-gradient(45deg, #fad0c4 0%, #ffd1ff 100%);
}

.feature-icon.price::before {
    content: '💎';
}

.feature-item h3 {
    font-size: 18px;
    color: #ff6b35;
    margin-bottom: 15px;
    font-weight: bold;
}

.feature-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 10px;
}

.price {
    font-size: 13px;
    color: #ff8c42;
    font-weight: bold;
}

.target-users {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.target-users h3 {
    font-size: 24px;
    color: #ff6b35;
    margin-bottom: 10px;
    text-align: center;
}

.target-users .subtitle {
    font-size: 12px;
    color: #ff9a56;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 40px;
}

.user-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    max-width: 800px;
    margin: 0 auto;
}

.user-type {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 25px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(255, 154, 86, 0.1);
    transition: transform 0.3s ease;
}

.user-type:hover {
    transform: translateY(-3px);
}

.user-type .number {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, #ff6b35, #ff8c42);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.user-info h4 {
    font-size: 16px;
    color: #ff6b35;
    margin-bottom: 8px;
    font-weight: bold;
}

.user-info p {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

.footer-links {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 30px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    text-decoration: underline;
}

.location-info p {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.5;
}



/* 响应式设计 */
@media (max-width: 768px) {
    .page-content {
        padding: 30px;
    }
    
    .main-title h1 {
        font-size: 80px;
    }
    
    .main-title h2 {
        font-size: 32px;
    }
    
    .modes-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .user-types {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
}

/* 翻页动画增强 */
.page {
    transform-style: preserve-3d;
}

.page.turning {
    animation: pageFlip 0.8s ease-in-out;
}

/* 左右箭头导航 */
.nav-arrows {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
    z-index: 1000;
}

.nav-arrow {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 154, 86, 0.8);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    pointer-events: auto;
    box-shadow: 0 4px 12px rgba(255, 154, 86, 0.3);
}

.nav-arrow:hover {
    background: #ff9a56;
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(255, 154, 86, 0.4);
}

.nav-arrow:active {
    transform: scale(0.95);
}

.nav-arrow svg {
    transition: transform 0.2s ease;
}

.nav-arrow:hover svg {
    transform: translateX(2px);
}

.nav-arrow-left:hover svg {
    transform: translateX(-2px);
}

/* 固定底部备案信息 */
.footer-fixed {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #ff9a56, #ffad56);
    padding: 15px 40px;
    box-shadow: 0 -2px 10px rgba(255, 154, 86, 0.2);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-fixed .footer-content {
    text-align: center;
}

.footer-fixed .footer-content p {
    color: white;
    font-size: 12px;
    opacity: 0.9;
    margin: 0;
    line-height: 1.4;
}

.footer-fixed .footer-content .icp-link {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
    margin-left: 8px;
}

.footer-fixed .footer-content .icp-link:hover {
    opacity: 1;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header {
        padding: 15px 20px;
    }
    
    .page {
        padding: 20px;
    }
    
    .logo {
        gap: 8px;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .logo-text {
        font-size: 16px;
    }
    
    .main-title h1 {
        font-size: 60px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .modes-container {
        flex-direction: column;
    }
    
    .user-types {
        flex-direction: column;
        gap: 20px;
    }
    
    .footer-fixed {
        padding: 10px 20px;
    }
    
    .footer-fixed .footer-content p {
        font-size: 10px;
    }
    
    .nav-arrow {
        width: 40px;
        height: 40px;
    }
    
    .nav-arrows {
        padding: 0 10px;
    }
    
    #page1 {
        background: linear-gradient(135deg, #fef7f0 0%, #fde2d3 100%) !important;
    }
}