/* 下载页面专属样式 */
.download-main {
    margin-top: 70px;
}

.download-section {
    padding: 80px 0;
    background: #fff;
}

/* 驱动下载部分 */
.driver-products {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.driver-card {
    background: #f8f9fa;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.driver-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.driver-image {
    margin-bottom: 20px;
}

.printer-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
    border-radius: 15px;
    position: relative;
    overflow: hidden;
}

.printer-placeholder::before {
    content: '🖨️';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 64px;
    opacity: 0.3;
}

.driver-info h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 15px;
}

.driver-info .model,
.driver-info .update {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.download-btns {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-download.win {
    background: #0078d4;
    color: white;
}

.btn-download.win:hover {
    background: #106ebe;
    transform: translateX(5px);
}

.btn-download.mac {
    background: #333;
    color: white;
}

.btn-download.mac:hover {
    background: #000;
    transform: translateX(5px);
}

.btn-download .icon {
    font-size: 20px;
}

/* APP下载部分 */
.app-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.app-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.app-card {
    background: #fff;
    border-radius: 30px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.app-header {
    text-align: center;
    margin-bottom: 30px;
}

.app-header h3 {
    font-size: 32px;
    color: #333;
    font-weight: bold;
}

.app-mockup {
    margin-bottom: 30px;
}

.phone-frame {
    width: 220px;
    height: 440px;
    background: #333;
    border-radius: 35px;
    padding: 10px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 25px;
    overflow: hidden;
    position: relative;
}

.app-ui {
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.app-icons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.app-icon {
    aspect-ratio: 1;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.sticker-ui {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

.sticker-item {
    aspect-ratio: 1;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

/* 智印生活 APP 样式 */
.smart-ui {
    background: linear-gradient(135deg, #4CAF50 0%, #8BC34A 100%);
    padding: 20px;
}

.smart-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 15px;
    height: 100%;
}

.smart-feature {
    background: rgba(255,255,255,0.25);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    transition: transform 0.3s;
}

.smart-feature:hover {
    transform: scale(1.1);
}

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

.app-subtitle {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.app-desc {
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
}

.app-qr {
    display: inline-block;
}

.app-qr .qr-placeholder {
    width: 120px;
    height: 120px;
    background: #f0f0f0;
    border: 1px solid #ddd;
    margin-bottom: 10px;
}

.app-qr .qr-img {
    width: 120px;
    height: 120px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.app-qr p {
    font-size: 14px;
    color: #666;
}

/* APP截图样式 */
.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
    display: block;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .app-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .driver-products {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .app-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .phone-frame {
        width: 200px;
        height: 400px;
    }
    
    .app-icons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .app-icon {
        font-size: 24px;
    }
    
    .sticker-item {
        font-size: 36px;
    }
    
    .smart-feature {
        font-size: 28px;
    }
}