:root {
    --primary-color: #E84393;  /* 主粉色 */
    --secondary-color: #4A90E2;  /* 主蓝色 */
    --primary-light: #FF9FF3;  /* 浅粉色 */
    --secondary-light: #74B9FF;  /* 浅蓝色 */
    --text-color: #2D3748;  /* 深色文本 */
    --text-light: #718096;  /* 浅色文本 */
    --background: linear-gradient(135deg, #FFF5F7 0%, #EDF2FF 100%);  /* 背景渐变 */
    --shadow-color: rgba(232, 67, 147, 0.08);  /* 阴影颜色 */
}

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

body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.8;
    color: var(--text-color);
    background: var(--background);
    background-attachment: fixed;
    letter-spacing: 0.3px;
    min-height: 100vh;
}

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

/* 导航栏样式 */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--shadow-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 1rem 12px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.app-icon {
    width: 40px;
    height: 40px;
    margin-right: 10px;
    border-radius: 8px;
}

.app-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-right: 12px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    position: relative;
    padding-bottom: 2px;
    transition: color 0.3s ease;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

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

/* Hero区域样式调整 */
.hero {
    padding: 140px 0 80px;
    background: var(--background);
    text-align: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 60px;
}

.hero-text {
    flex: none; /* 移除 flex: 1 */
    text-align: center;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-text h1 {
    font-size: 2.4rem;
    margin-bottom: 5px;
    color: #333333;
    font-weight: 600;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 20px;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-top: 0;
}

.description {
    text-align: center;
    max-width: 500px; /* 控制文字宽度 */
    margin: 0 auto 30px;
}

.download-buttons {
    display: flex;
    gap: 25px;
    margin-top: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.download-buttons img {
    height: 60px;
}

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

.screenshot-slider {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 30px;
    box-shadow: 0 30px 60px var(--shadow-color);
}

.screenshot-track {
    display: flex;
    transition: transform 0.5s ease;
    gap: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 30px;
}

.screenshot {
    min-width: calc(100% - 40px);
    max-width: 400px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    object-fit: contain;
}

.screenshot:hover {
    transform: scale(1.02);
}

.screenshot-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    opacity: 0.3;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.dot.active {
    opacity: 1;
}

/* 功能特点样式 */
.features {
    padding: 3rem 0;
    background: linear-gradient(135deg, #FFF5F7 0%, #EDF2FF 100%);
}

.features h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-weight: 600;
    background: linear-gradient(45deg, #E84393, #4A90E2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    padding: 0 1rem;
}

.feature-item {
    background: white;
    padding: 1.2rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}

.feature-item:nth-child(1)::before {
    background: linear-gradient(45deg, #E84393, #FF9FF3);
}

.feature-item:nth-child(2)::before {
    background: linear-gradient(45deg, #4A90E2, #74B9FF);
}

.feature-item:nth-child(3)::before {
    background: linear-gradient(45deg, #FF9FF3, #4A90E2);
}

.feature-item:nth-child(4)::before {
    background: linear-gradient(45deg, #74B9FF, #A8E6CF);
}

.feature-item:nth-child(5)::before {
    background: linear-gradient(45deg, #FFB8EB, #4A90E2);
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(232, 67, 147, 0.08);
}

.feature-item:hover::before {
    opacity: 1;
    width: 6px;
}

.feature-item h3 {
    color: #2D3748;
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
    font-weight: 600;
    padding-left: 0.8rem;
}

.feature-item p {
    color: #718096;
    line-height: 1.5;
    font-size: 0.95rem;
    padding-left: 0.8rem;
}

@media (max-width: 768px) {
    .features-grid {
        gap: 1rem;
    }
    
    .feature-item {
        margin: 0 0.8rem;
    }
}

/* FAQ样式 */
.faq {
    padding: 100px 0;
    background-color: var(--background-color);
}

.faq h2 {
    text-align: center;
    margin-bottom: 60px;
    font-size: 2.5rem;
    color: var(--secondary-color);
    font-weight: 700;
    margin-bottom: 80px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.faq-item {
    background-color: white;
    padding: 35px;
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow-color);
    transition: transform 0.3s ease;
}

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

.faq-item h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 20px;
}

/* 联系我们区域 */
.contact {
    padding: 100px 0;
    background-color: white;
}

.contact h2 {
    text-align: center;
    font-weight: 700;
    margin-bottom: 40px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-text {
    margin-bottom: 40px;
}

.contact-text p {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 30px;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 25px;
    background: var(--background-color);
    border-radius: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 10px;
    transition: transform 0.3s ease;
    font-style: normal;
    color: var(--primary-color);
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.contact-item:hover .contact-icon {
    transform: scale(1.1);
}

.contact-item p {
    margin: 0;
    font-weight: 500;
    color: var(--primary-color);
}

/* 应式设计 */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        gap: 40px;
    }

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

    .hero-image {
        order: -1; /* 在移动端将图片放在文字上方 */
    }

    .download-buttons {
        justify-content: center;
    }

    .features h2,
    .faq h2 {
        font-size: 2rem;
    }

    .hero {
        padding: 100px 0 60px;
    }
    
    .features,
    .faq {
        padding: 60px 0;
    }
    
    .feature-item,
    .faq-item {
        padding: 25px;
    }

    .screenshot-track {
        padding: 10px;
    }
    
    .screenshot {
        min-width: calc(100% - 20px);
    }

    .contact {
        padding: 60px 0;
    }
    
    .contact-methods {
        gap: 20px;
    }
    
    .contact-item {
        width: 100%;
        justify-content: center;
    }

    .screenshot-slider {
        max-width: 100%;
    }
    
    .screenshot {
        max-width: 100%;
        min-width: calc(100% - 20px);
    }
} 

/* 添加语言选择器样式 */
.language-selector {
    display: inline-block;
    margin-right: 0;
    position: relative;
}

.language-selector select {
    appearance: none;
    background: transparent;
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    padding: 5px 30px 5px 15px;
    font-size: 14px;
    color: var(--text-color);
    cursor: pointer;
    outline: none;
}

.language-selector::after {
    content: '▼';
    font-size: 12px;
    color: var(--primary-color);
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.language-selector select:hover {
    background-color: rgba(232, 67, 147, 0.05);
} 

/* 隐私政策和服务条款页面样式 */
.privacy-content,
.terms-content {
    padding: 140px 0 80px;
    min-height: calc(100vh - 270px);
    background: var(--background);  /* 使用主题渐变背景 */
}

.privacy-text,
.terms-text {
    max-width: 800px;
    margin: 0 auto;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.8);  /* 半透明白色背景 */
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow-color);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.privacy-text p,
.terms-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 20px;
}

.privacy-content h1,
.terms-content h1 {
    text-align: center;
    font-size: 2.4rem;
    margin-bottom: 40px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
}

.back-to-home {
    text-align: center;
    margin-top: 40px;
}

.back-to-home a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background-color: #000000;
    color: white;
    text-decoration: none;
    border-radius: 14px;
    font-weight: 500;
    position: relative;
    transition: all 0.2s ease;
}

.back-to-home a::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 16px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    z-index: -1;
    transition: all 0.2s ease;
    opacity: 0.7;
}

.back-to-home a:hover {
    transform: translateY(-2px);
    background-color: #222222;
}

.back-to-home a:hover::before {
    opacity: 1;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .privacy-text,
    .terms-text {
        margin: 0 1rem;
        padding: 1.5rem;
    }
    
    .privacy-content h1,
    .terms-content h1 {
        font-size: 2rem;
        margin-bottom: 30px;
    }
}

/* 截图画廊样式 */
.screenshots-gallery {
    width: 100%;
    overflow-x: auto;
    padding: 20px 0;
}

.screenshots-list {
    display: flex;
    gap: 20px;
    padding: 0 20px;
    min-width: min-content;
    justify-content: center;
}

.screenshot-thumb {
    width: 200px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 20px var(--shadow-color);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.screenshot-thumb:hover {
    transform: translateY(-5px);
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1100;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    margin: auto;
}

#modalImage {
    max-height: 90vh;
    max-width: 100%;
    object-fit: contain;
    border-radius: 20px;
}

.close-modal {
    position: absolute;
    top: -40px;
    right: -40px;
    color: white;
    font-size: 30px;
    cursor: pointer;
    padding: 10px;
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    padding: 20px;
    cursor: pointer;
    border-radius: 50%;
    font-size: 20px;
    transition: background-color 0.3s ease;
}

.modal-nav:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-nav.prev {
    left: -60px;
}

.modal-nav.next {
    right: -60px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .screenshots-list {
        justify-content: flex-start;
    }
    
    .screenshot-thumb {
        width: 150px;
    }
    
    .modal-nav {
        padding: 15px;
    }
    
    .modal-nav.prev {
        left: 10px;
    }
    
    .modal-nav.next {
        right: 10px;
    }
    
    .close-modal {
        right: 10px;
        top: -40px;
    }
} 

/* 修改 Hero 区域样式 */
.hero-content {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-bottom: 60px;
}

.hero-text {
    flex: 1;
    text-align: center;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.concept-image {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px var(--shadow-color);
    transition: transform 0.3s ease;
}

.concept-image:hover {
    transform: translateY(-10px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        gap: 40px;
    }

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

    .hero-image {
        order: -1; /* 在移动端将图片放在文字上方 */
    }

    .download-buttons {
        justify-content: center;
    }
} 

/* 修改页脚样式 */
footer {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    color: white;
    padding: 40px 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.footer-content p {
    margin: 0;
    text-align: center;
    color: var(--text-light);
}

/* 修改 feature-icon 样式 */
.feature-icon i {
    font-style: normal; /* 移除斜体 */
    font-family: system-ui; /* 使用系统字体以确保图标正常显示 */
}

/* 修改 contact-icon 样式 */
.contact-icon i {
    font-style: normal; /* 移除斜体 */
    font-family: system-ui; /* 使用系统字体确保图标正常显示 */
}

/* 调整 Hero 区域 app 图标样式 */
.hero-app-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    border-radius: 20px;
    box-shadow: 0 15px 30px var(--shadow-color);
}

/* 下载按钮区域样式 */
.download-buttons {
    display: flex;
    gap: 25px;
    margin-top: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.download-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 500;
    background-color: #000000;  /* 恢复黑色背景 */
    color: white;  /* 恢复白色文字 */
    transition: all 0.2s ease;
    font-size: 1rem;
    min-width: 200px;
    justify-content: flex-start;
    position: relative;
    border: 1px solid transparent;  /* 恢复透明边框 */
}

.download-button .button-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);  /* 保持图标为白色 */
    flex-shrink: 0;
}

.download-button::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 16px;
    z-index: -1;
    transition: all 0.2s ease;
    opacity: 0.7;
}

.download-button:hover {
    transform: translateY(-2px);
    background-color: #222222;
}

.download-button:hover::before {
    opacity: 1;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
}

/* 每个按钮不同的渐变边框颜色 */
.download-button:nth-child(1)::before {
    background: linear-gradient(45deg, var(--primary-color), var(--primary-light));
}

.download-button:nth-child(2)::before {
    background: linear-gradient(45deg, var(--secondary-color), var(--secondary-light));
}

.download-button:nth-child(3)::before {
    background: linear-gradient(45deg, var(--primary-light), var(--secondary-color));
}

/* 移除之前的白色背景样式 */
.download-button:nth-child(1),
.download-button:nth-child(2),
.download-button:nth-child(3) {
    background-color: #000000;
}

.download-button:nth-child(1):hover,
.download-button:nth-child(2):hover,
.download-button:nth-child(3):hover {
    background-color: #222222;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .download-buttons {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .download-button {
        width: 100%;
        max-width: 260px;
        padding-left: 32px;
    }
}

/* 移动端响应式调整 */
@media (max-width: 768px) {
    .hero-content {
        gap: 20px;
    }

    .hero-text {
        padding: 0 20px;
    }
}

/* 服务条款样式补充 */
.terms-section {
    margin-bottom: 2rem;
}

.terms-section:last-child {
    margin-bottom: 0;
}

.terms-section h2 {
    color: var(--text-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.terms-section p {
    margin-bottom: 0.8rem;
}

.terms-section ul {
    list-style: none;
    padding-left: 1.2rem;
    margin-bottom: 1rem;
}

.terms-section ul li {
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.terms-section ul li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: -1rem;
}

.terms-text {
    white-space: normal;  /* 覆盖之前的 pre-wrap */
}

/* 响应式调整 */
@media (max-width: 768px) {
    .terms-section h2 {
        font-size: 1.2rem;
    }
    
    .terms-section ul {
        padding-left: 1rem;
    }
}

.terms-section h3 {
    color: var(--text-color);
    font-size: 1.1rem;
    margin: 1.5rem 0 1rem;
    font-weight: 600;
}

.terms-section ul {
    list-style: none;
    padding-left: 1.2rem;
    margin-bottom: 1.5rem;
}

.terms-section ul li {
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    line-height: 1.6;
}

.terms-section ul li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: -1rem;
}

.terms-section p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}