/* 产品页面特定样式 */
:root {
    --primary-color: #1a73e8;
    --secondary-color: #0d47a1;
    --text-color: #333;
    --light-text: #666;
    --white: #fff;
    --light-gray: #f5f7fa;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* 产品banner */
.prod_banner {
    background: url('../img/product/banner.png') no-repeat center center;
    background-size: cover;
    padding: 100px 0;
    text-align: center;
    color: var(--white);
    position: relative;
}

.prod_banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 115, 232, 0.7) 0%, rgba(13, 71, 161, 0.7) 100%);
}

.prod_banner .content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.prod_banner .title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
}

.prod_banner .desc {
    font-size: 20px;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto 40px;
}

.prod_banner .btns {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.prod_banner .btns a {
    display: inline-block;
    padding: 12px 36px;
    border-radius: var(--border-radius);
    font-size: 18px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.prod_banner .btns a.orange {
    background: var(--white);
    color: var(--primary-color);
}

.prod_banner .btns a.blue {
    background: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}

.prod_banner .btns a:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .prod_banner {
        padding: 40px 0;
    }

    .prod_banner .title {
        font-size: 32px;
    }

    .prod_banner .desc {
        font-size: 16px;
        padding: 0 15px;
        margin-bottom: 30px;
    }

    .prod_banner .btns {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .prod_banner .btns a {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }

    .intro-section {
        padding: 40px 15px;
    }

    .intro-section h2 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .intro-section p {
        font-size: 14px;
        margin-bottom: 30px;
    }

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

    .feature-item {
        margin-bottom: 40px;
    }

    .feature-item h3 {
        font-size: 20px;
        margin-bottom: 15px;
    }

    .feature-text {
        order: 2;
    }

    .feature-image {
        order: 1;
    }

    .security-section {
        padding: 40px 15px;
    }

    .security-section h2 {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .security-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .security-item {
        padding: 20px 15px;
    }

    .security-item h4 {
        font-size: 18px;
    }

    .security-item p {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .prod_banner .title {
        font-size: 28px;
    }

    .prod_banner .desc {
        font-size: 14px;
    }

    .intro-section h2 {
        font-size: 22px;
    }

    .security-item img {
        width: 100px;
        height: 100px;
    }
}

/* 介绍部分 */
.intro-section {
    padding: 6rem 5%;
    text-align: center;
}

.intro-section h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.intro-section p {
    max-width: 800px;
    margin: 0 auto 3rem;
    color: var(--light-text);
    line-height: 1.6;
}

.intro-images {
    max-width: 1200px;
    margin: 0 auto;
}

.intro-images img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* 特性网格 */
.features-grid {
    padding: 4rem 5%;
}

.feature-item {
    margin-bottom: 6rem;
}

.feature-item h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-color);
    text-align: center;
}

.feature-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-item:nth-child(even) .feature-content {
    direction: rtl;
}

.feature-item:nth-child(even) .feature-text {
    direction: ltr;
}

.feature-text p {
    margin-bottom: 1.5rem;
    color: var(--light-text);
    line-height: 1.6;
}

.feature-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* 安全部分 */
.security-section {
    padding: 6rem 5%;
    background: var(--light-gray);
    text-align: center;
}

.security-section h2 {
    font-size: 2.2rem;
    margin-bottom: 4rem;
    color: var(--text-color);
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.security-item {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.security-item img {
    width: 180px;
    height: 180px;
    margin-bottom: 2rem;
    object-fit: contain;
}

.security-item h4 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.security-item p {
    color: var(--light-text);
    line-height: 1.6;
    font-size: 1rem;
}

@media (max-width: 1024px) {
    .security-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .security-item img {
        width: 160px;
        height: 160px;
    }
}

@media (max-width: 768px) {
    .security-grid {
        grid-template-columns: 1fr;
    }

    .security-item {
        padding: 2.5rem 2rem;
    }

    .security-item img {
        width: 140px;
        height: 140px;
    }
}

/* CTA部分 */
.cta-section {
    text-align: center;
    padding: 8rem 1rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.cta-section p {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 2rem;
}

.cta-section .btn.primary {
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem 3rem;
    font-size: 1.2rem;
}

/* 应用市场模块样式 */
.mt-section {
    padding: 80px 0;
    background: #fff;
}

.mt-section-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.mt-section-hd {
    text-align: center;
    margin-bottom: 60px;
}

.mt-section-title {
    font-size: 32px;
    color: #000;
    line-height: 1.5;
}

.mt-grid__row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.mt-scenes-solution {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 32px;
    height: 100%;
    transition: all 0.3s ease;
}

.mt-scenes-solution:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.mt-scenes-solution__hd {
    margin-bottom: 24px;
}

.mt-scenes-solution__title {
    font-size: 20px;
    color: #000;
    margin-bottom: 12px;
    font-weight: 500;
}

.mt-scenes-solution__desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.mt-scenes-solution__obj {
    text-align: center;
}

.mt-scenes-solution__img {
    max-width: 100%;
    height: auto;
}

.mt-phone-hide {
    display: block;
}

.mt-pc-hide {
    display: none;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .mt-section {
        padding: 40px 0;
    }

    .mt-section-title {
        font-size: 24px;
    }

    .mt-grid__row {
        grid-template-columns: 1fr;
    }

    .mt-phone-hide {
        display: none;
    }

    .mt-pc-hide {
        display: block;
    }

    .mt-scenes-solution {
        padding: 20px;
    }
}