/* Product Center Page Specific Styles */

.product-hero {
    background: linear-gradient(rgba(10, 44, 94, 0.7), rgba(10, 44, 94, 0.8)), url('../images/导航背景-技术.jpg') no-repeat center center;
    background-size: cover;
}

/* Product Categories Section */
.product-categories {
    padding: 100px 0;
    background-color: #f0f8ff;
}

.product-categories .section-title {
    text-align: center;
    margin-bottom: 60px;
}

.product-categories .section-title h2 {
    color: #0a2c5e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
}

.product-categories .section-title p {
    color: #666;
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.product-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background-color: #f8fafc;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    color: #0a2c5e;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.product-info p {
    color: #666;
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 15px;
}

.product-features {
    list-style: none;
    margin-bottom: 20px;
}

.product-features li {
    padding: 8px 0;
    color: #555;
    font-size: 14px;
    display: flex;
    align-items: center;
}

.product-features li i {
    color: #4dabf7;
    margin-right: 10px;
    font-size: 16px;
}

.product-info .btn-outline {
    display: inline-block;
    padding: 10px 25px;
    background: #4dabf7;
    border: 2px solid #4dabf7;
    color: white;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(77, 171, 247, 0.25);
}

.product-info .btn-outline:hover {
    background: #339af0;
    border-color: #339af0;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, #0a2c5e, #1a3a6e);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-info {
    color: white;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.contact-info p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.contact-detail i {
    font-size: 20px;
    color: #4dabf7;
    margin-top: 4px;
}

.contact-detail h4 {
    font-size: 16px;
    margin-bottom: 5px;
    color: white;
}

.contact-detail p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
    margin-bottom: 0;
}

.contact-form {
    background-color: white;
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.contact-form h3 {
    color: #0a2c5e;
    font-size: 22px;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: #555;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #e0e7ff;
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.3s;
    background-color: #f8fafc;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4dabf7;
    background-color: white;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    padding: 14px;
    background-color: #4dabf7;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.contact-form .btn:hover {
    background-color: #339af0;
    transform: translateY(-2px);
}

/* Footer */
footer {
    background-color: #0a2c5e;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: white;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    font-size: 15px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 15px;
}

.footer-column ul li a:hover {
    color: #4dabf7;
}

.footer-column ul li a i {
    margin-right: 8px;
    width: 16px;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 992px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .product-categories {
        padding: 60px 0;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .product-image {
        height: 200px;
    }

    .product-categories .section-title h2 {
        font-size: 26px;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
}