/* 产品页面样式 */

/* 页面头部 */
.page-header {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin-top: 70px;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,144C960,149,1056,139,1152,122.7C1248,107,1344,85,1392,74.7L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: bottom;
}

.page-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
}

.page-header .container {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.breadcrumb {
    font-size: 1rem;
    opacity: 0.9;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.breadcrumb a:hover {
    opacity: 0.7;
}

/* 产品介绍 */
.product-intro {
    padding: 6rem 0;
    background: white;
}

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

.intro-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 2rem;
}

.intro-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.intro-features {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.intro-feature {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--light-color);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.intro-feature:hover {
    background: white;
    box-shadow: var(--shadow);
    transform: translateX(10px);
}

.feature-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
}

.intro-feature h4 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
    color: var(--dark-color);
}

.intro-feature p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin: 0;
}

.intro-image {
    position: relative;
}

.intro-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

/* 产品展示 */
.product-gallery {
    padding: 6rem 0;
    background: var(--light-color);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.gallery-image {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    transform: translateY(100%);
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* 产品特点 */
.product-features {
    padding: 6rem 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--light-color);
    border-radius: 15px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: white;
    box-shadow: var(--shadow);
    transform: translateY(-10px);
}

.feature-icon-large {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon-large {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon-large svg {
    width: 40px;
    height: 40px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 应用场景 */
.application-scenarios {
    padding: 6rem 0;
    background: var(--light-color);
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.scenario-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.scenario-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: all 0.3s ease;
}

.scenario-card:hover img {
    transform: scale(1.1);
}

.scenario-content {
    padding: 2rem;
}

.scenario-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.scenario-content p {
    color: var(--text-light);
    line-height: 1.8;
}

/* CTA区域 */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-section .btn {
    background: white;
    color: var(--primary-color);
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
}

.cta-section .btn:hover {
    background: transparent;
    color: white;
    border-color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .intro-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .intro-image img {
        height: 300px;
    }

    .gallery-grid,
    .scenarios-grid {
        grid-template-columns: 1fr;
    }

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

    .cta-content h2 {
        font-size: 1.8rem;
    }

    .cta-content p {
        font-size: 1rem;
    }
}