/* APP介绍 */
.app-intro {
    padding: 80px 0;
    background-color: white;
}

.app-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.app-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1.5rem;
}

.app-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 2rem;
}

.app-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: 8px;
    background: #f8f9fa;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #e8f5e8;
    transform: translateX(5px);
}

.feature-item i {
    color: #4CAF50;
    font-size: 1.2rem;
}

.feature-item span {
    font-weight: 500;
    color: #2c3e50;
}

/* 下载按钮 */
.download-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.2rem;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    flex: 1;
    min-width: 160px;
    justify-content: center;
}

.download-btn.ios {
    background: #000;
    color: white;
}

.download-btn.android {
    background: #4CAF50;
    color: white;
}

.download-btn.miniprogram {
    background: linear-gradient(135deg, #09BB07, #07C160);
    color: white;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.download-btn i {
    font-size: 2rem;
}

.btn-text {
    display: flex;
    flex-direction: column;
}

.btn-title {
    font-weight: 600;
    font-size: 1rem;
}

.btn-subtitle {
    font-size: 0.8rem;
    opacity: 0.8;
}

.app-preview {
    text-align: center;
}

.app-preview img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* APP功能特色 */
.app-features-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: #4CAF50;
    box-shadow: 0 15px 40px rgba(76, 175, 80, 0.2);
}

.feature-icon {
    font-size: 3rem;
    color: #4CAF50;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* APP截图展示 */
.app-screenshots {
    padding: 80px 0;
    background-color: white;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.screenshot-item {
    text-align: center;
    padding: 1rem;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.screenshot-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(76, 175, 80, 0.1);
}

.screenshot-item img {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-bottom: 1rem;
}

.screenshot-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.screenshot-item p {
    color: #666;
    line-height: 1.6;
}

/* 用户评价 */
.user-reviews {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(76, 175, 80, 0.1);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.user-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #4CAF50;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.stars {
    color: #ffc107;
    font-size: 1rem;
}

.review-text {
    color: #666;
    line-height: 1.6;
    font-style: italic;
}

/* 下载统计 */
.download-stats {
    padding: 80px 0;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
}

.download-stats .section-title {
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.2);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
    color: #e8f5e8;
}

/* 常见问题 */
.faq {
    padding: 80px 0;
    background-color: white;
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    border: 1px solid #e9ecef;
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: #4CAF50;
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #e8f5e8;
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0;
}

.faq-question i {
    color: #4CAF50;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 1.5rem;
    max-height: 200px;
}

.faq-answer p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .app-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .app-info h2 {
        font-size: 2rem;
    }
    
    .app-features {
        grid-template-columns: 1fr;
    }
    
    .download-buttons {
        justify-content: center;
    }
    
    .download-btn {
        min-width: 180px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .app-info h2 {
        font-size: 1.8rem;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-btn {
        width: 100%;
        max-width: 250px;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .faq-question h3 {
        font-size: 1rem;
    }
}

@media (max-width: 900px) {
    .features-list {
        padding-left: 2rem;
    }
    .features-list i {
        display: none;
    }
}

.features-list i {
    display: none;
} 
/* ==================== 小程序下载区域 ==================== */
.miniprogram-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.miniprogram-card {
    background: white;
    border-radius: 20px;
    padding: 50px 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    max-width: 900px;
    margin: 0 auto;
}

.miniprogram-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.miniprogram-header i {
    font-size: 4rem;
    color: #09BB07;
    margin-bottom: 1rem;
    display: block;
}

.miniprogram-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.miniprogram-header p {
    font-size: 1.1rem;
    color: #666;
}

.miniprogram-content {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 50px;
    align-items: center;
}

.qrcode-wrapper {
    text-align: center;
}

.qrcode-image {
    width: 280px;
    height: 280px;
    padding: 15px;
    background: white;
    border: 3px solid #09BB07;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(9, 187, 7, 0.15);
    display: block;
    margin: 0 auto;
}

.qrcode-hint {
    font-size: 1rem;
    color: #666;
    margin-top: 1rem;
    font-weight: 500;
}

.miniprogram-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.miniprogram-features .feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #f6ffed 0%, #e6f7ff 100%);
    border-radius: 12px;
    border: 1px solid #d3f1df;
    transition: all 0.3s ease;
}

.miniprogram-features .feature-item:hover {
    background: linear-gradient(135deg, #e6f7ff 0%, #f6ffed 100%);
    transform: translateX(8px);
    box-shadow: 0 4px 12px rgba(9, 187, 7, 0.1);
}

.miniprogram-features .feature-item i {
    font-size: 1.5rem;
    color: #09BB07;
}

.miniprogram-features .feature-item span {
    font-size: 1rem;
    font-weight: 500;
    color: #2c3e50;
}

/* PC端和移动端显示控制 */
.desktop-only {
    display: block;
}

.mobile-only {
    display: none;
}

/* 移动端小程序打开按钮 */
.open-miniprogram-btn {
    width: 100%;
    max-width: 320px;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #09BB07, #07C160);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(9, 187, 7, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 0 auto;
}

.open-miniprogram-btn:hover {
    background: linear-gradient(135deg, #07C160, #09BB07);
    box-shadow: 0 6px 20px rgba(9, 187, 7, 0.4);
    transform: translateY(-2px);
}

.open-miniprogram-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(9, 187, 7, 0.3);
}

.open-miniprogram-btn i {
    font-size: 1.3rem;
}

.mobile-qr {
    text-align: center;
    padding: 20px;
}

.mobile-qr .qrcode-image {
    max-width: 200px;
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.mobile-qr .qrcode-hint {
    margin-top: 12px;
    font-size: 0.9rem;
    color: #666;
}

/* 响应式 - 小程序区域 */
@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }

    .mobile-only {
        display: block;
    }

    .miniprogram-card {
        padding: 40px 30px;
    }

    .miniprogram-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .qrcode-image {
        width: 240px;
        height: 240px;
    }

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

    .miniprogram-header h2 {
        font-size: 1.8rem;
    }

    .miniprogram-header i {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .miniprogram-card {
        padding: 30px 20px;
    }

    .qrcode-image {
        width: 200px;
        height: 200px;
    }

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

    .miniprogram-features .feature-item {
        padding: 12px 16px;
    }

    .miniprogram-features .feature-item i {
        font-size: 1.3rem;
    }

    .miniprogram-features .feature-item span {
        font-size: 0.9rem;
    }
}