body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #e9f3fa;
    color: #222;
    margin: 0;
    padding: 0;
}
header {
    background: linear-gradient(90deg, #2176ae 60%, #57b0e8 100%);
    color: #fff;
    display: flex;
    align-items: center;
    padding: 16px 32px;
    justify-content: space-between;
}
.logo {
    height: 64px;
}
nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 16px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: color 0.2s;
}
nav a:hover {
    color: #e9f3fa;
}
.hero {
    background: linear-gradient(90deg, #57b0e8 40%, #e9f3fa 100%);
    padding: 64px 0;
    text-align: center;
}
.hero h1 {
    font-size: 2.3rem;
    color: #2176ae;
    margin-bottom: 16px;
}
.hero .btn {
    background: #2176ae;
    color: #fff;
    padding: 12px 32px;
    border-radius: 24px;
    border: none;
    font-size: 1.1rem;
    cursor: pointer;
    margin-top: 24px;
    box-shadow: 0 3px 12px rgba(33, 118, 174, 0.13);
    text-decoration: none;
    transition: background 0.3s;
}
.hero .btn:hover {
    background: #195e8c;
}
.about {
    padding: 32px;
    background: #fff;
    margin: 32px auto;
    max-width: 700px;
    border-radius: 16px;
    box-shadow: 0 2px 10px rgba(33,118,174,0.08);
}
.products {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
    margin: 40px 0;
}
.product-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 10px rgba(33,118,174,0.10);
    padding: 24px;
    width: 260px;
    text-align: center;
    transition: box-shadow 0.2s;
}
.product-card:hover {
    box-shadow: 0 4px 20px rgba(33,118,174,0.17);
}
.product-card img {
    height: 110px;
    margin-bottom: 18px;
}
footer {
    background: #2176ae;
    color: #fff;
    padding: 24px 32px;
    text-align: center;
    font-size: 1.1rem;
    margin-top: 48px;
}
.footer-logo {
    height: 48px;
    margin-bottom: 8px;
}
.faq-list {
    max-width: 700px;
    margin: 32px auto;
}
.faq-item {
    margin-bottom: 18px;
}
.faq-question {
    background: #57b0e8;
    color: #fff;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    width: 100%;
    font-size: 1rem;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s;
}
.faq-question:hover {
    background: #2176ae;
}
.faq-answer {
    padding: 12px 20px;
    background: #e9f3fa;
    border-radius: 8px;
    display: none;
    font-size: 0.95rem;
    margin-top: 7px;
}
.contact-info {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(33,118,174,0.08);
    padding: 24px;
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.contact-form {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(33,118,174,0.08);
    padding: 24px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.contact-form input, .contact-form textarea {
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #57b0e8;
    font-size: 1rem;
    resize: none;
}
.contact-form button {
    background: #2176ae;
    color: #fff;
    padding: 12px 0;
    border-radius: 8px;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}
.contact-form button:hover {
    background: #195e8c;
}
@media (max-width: 700px) {
    header, footer {
        padding: 12px 6px;
        flex-direction: column;
        text-align: center;
    }
    .products {
        flex-direction: column;
        gap: 16px;
    }
    .about, .faq-list, .contact-info, .contact-form {
        margin: 16px 4px;
        padding: 16px;
    }
}