* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

a {
    text-decoration: none;
}
body {
    background-color: #ff6200;
    color: #333;
    line-height: 1.6;
    height: 100vh;
    overflow: hidden;
}

header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: 8vh;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 40px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover,
nav ul li a.active {
    color: #ff6200;
}

.cta-button {
    display: inline-block;
    padding: 12px 30px;
    background-color: #ff6200;
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    font-size: 18px;
    font-weight: 500;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #e65500;
}

main {
    height: 80vh;
    background-color: #ff6200;
}

#home {
    text-align: center;
    margin: 65px auto;
    padding: 300px 20px;
    font-size: 50px;
}

#about,
#contact {
    max-width: 1200px;
    margin: 65px auto;
    padding: 150px 20px;
    text-align: center;
    font-size: 20px;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 10px;
    font-size: 14px;
    height: 12vh;
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 10px;
    }

    nav ul {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    #home h1 {
        font-size: 28px;
    }

    #home p {
        font-size: 16px;
    }

    .cta-button {
        padding: 10px 20px;
        font-size: 16px;
    }

    .service-list {
        grid-template-columns: 1fr;
    }
}