body,
html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: "Montserrat", sans-serif;
    position: relative;
}

.logo-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1;
    background-image: linear-gradient(to bottom,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.05) 5%,
            rgba(255, 255, 255, 0.1) 20%,
            rgba(255, 255, 255, 0.2) 40%,
            rgba(255, 255, 255, 0.3) 60%,
            rgba(255, 255, 255, 0.5) 75%,
            rgba(255, 255, 255, 0.6) 80%,
            rgba(255, 255, 255, 0.8) 88%,
            rgba(255, 255, 255, 0.85) 90%,
            rgba(255, 255, 255, 0.98) 99%,
            rgba(255, 255, 255, 1) 100%), url('/static/group_back.png');
    background-size: contain;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.9;
}

.container {
    width: 100%;
    position: relative;
    z-index: 2;
    box-sizing: border-box;
}

header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 20px 30px;
    position: relative;
    z-index: 3;
    background: transparent;
}

.logo {
    width: 10rem;
    position: relative;
    z-index: 3;
    padding-left: 20px;
}

.contact-link {
    color: #13acff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    z-index: 3;
    padding-right: 60px;
}

.contact-link:hover {
    color: #0d8cd8;
}

.search-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: white;
    padding: 30px 40px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 90%;
    max-width: 400px;
    z-index: 2;
}

.search-container h1 {
    color: #13acff;
    font-size: 28px;
    margin-bottom: 25px;
    font-weight: 600;
}

.search-form {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    position: relative;
    z-index: 3;
}

.search-input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #13acff;
    border-radius: 25px;
    font-size: 16px;
    outline: none;
    transition: border-color 0.3s ease;
    background-color: white;
}

.search-input:focus {
    border-color: #0d8cd8;
}

.search-button {
    background-color: #13acff;
    color: white;
    border: none;
    border-radius: 25px;
    padding: 12px 25px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    white-space: nowrap;
}

.search-button:hover {
    background-color: #0d8cd8;
}

#product-info {
    margin-top: 20px;
    position: relative;
    z-index: 2;
}

@media (max-width: 1024px) {
    header {
        padding: 20px 30px;
    }
}

@media (max-width: 768px) {
    header {
        padding: 15px 20px;
    }

    .logo {
        width: 8rem;
    }

    .search-container {
        padding: 20px;
        width: 85%;
    }

    .search-container h1 {
        font-size: 24px;
    }

    .search-form {
        flex-direction: column;
    }

    .search-button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    header {
        padding: 10px 15px;
    }

    .search-container {
        width: 80%;
        padding: 15px;
    }

    .search-container h1 {
        font-size: 22px;
        margin-bottom: 15px;
    }
}