.product-main {
    padding-top: 80px;
}

.product-hero {
    padding: 4rem 0;
    background-color: rgb(255, 250, 235);
    text-align: center;
}

.product-hero-content h1 {
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: 1rem;
    color: rgb(31, 31, 31);
}

.product-hero-content p {
    font-size: 1.25rem;
    color: rgb(31, 31, 31);
    opacity: 0.8;
    max-width: 700px;
    margin: 0 auto;
}

.product-overview {
    padding: 6rem 0;
    background-color: rgb(255, 250, 235);
}

.product-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.overview-content {
    text-align: center;
    margin-bottom: 4rem;
}

.overview-content h2 {
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: rgb(31, 31, 31);
}

.overview-content p {
    font-size: 1.125rem;
    color: rgb(31, 31, 31);
    opacity: 0.8;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.overview-steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.step-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.step-number {
    font-size: 2rem;
    font-weight: 700;
    color: rgb(255, 87, 34);
    margin-bottom: 1rem;
}

.step-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: rgb(31, 31, 31);
}

.step-item p {
    color: rgb(31, 31, 31);
    opacity: 0.8;
    line-height: 1.6;
}

.product-advantages {
    padding: 6rem 0;
    background-color: rgb(248, 248, 248);
}

.product-advantages h2 {
    font-size: 2.5rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: 3rem;
    color: rgb(31, 31, 31);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.advantage-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.advantage-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.advantage-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: rgb(31, 31, 31);
}

.advantage-item p {
    color: rgb(31, 31, 31);
    opacity: 0.8;
    line-height: 1.6;
}

.product-technology {
    padding: 6rem 0;
    background-color: rgb(255, 250, 235);
}

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

.technology-text h2 {
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: rgb(31, 31, 31);
}

.technology-text p {
    font-size: 1.125rem;
    color: rgb(31, 31, 31);
    opacity: 0.8;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.technology-features {
    list-style: none;
    margin-bottom: 2rem;
}

.technology-features li {
    padding: 0.5rem 0;
    color: rgb(31, 31, 31);
    font-size: 1rem;
    position: relative;
    padding-left: 1.5rem;
}

.technology-features li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: rgb(255, 87, 34);
    font-weight: bold;
}

.technology-btn {
    padding: 1rem 2rem;
    background-color: rgb(255, 87, 34);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.technology-btn:hover {
    background-color: rgb(230, 74, 25);
    transform: translateY(-2px);
}

.technology-visual {
    display: flex;
    justify-content: center;
}

.tech-diagram {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 300px;
}

.tech-layer {
    background: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    color: rgb(31, 31, 31);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.tech-layer:hover {
    transform: translateX(10px);
}

.nav-link.active {
    color: rgb(255, 87, 34);
    font-weight: 600;
}

@media (max-width: 768px) {
    .overview-steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .technology-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-hero-content h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .advantages-grid {
        grid-template-columns: 1fr;
    }
}