body {
    margin: 0;
    padding: 0;
    font-family: "acme-gothic", "proxima-nova", Arial, sans-serif;
    font-weight: 400;
    background-color: #FFFFFF;
    color: #000000;
    max-width: 1920px;
    margin-left: auto;
    margin-right: auto;
}

.navbar-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: 60px;
    background-color: #003366;
}

.navbar {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.navbar-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #66E4E8;
    font-size: 24px;
    font-weight: 700;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: #FDEE9B;
}

.nav-link:active {
    color: #BBBBBB;
}

/* Interior pages banner */
.interior-banner {
    width: 100%;
    max-width: 1200px;
    margin: 60px auto 0;
    text-align: center;
}

.interior-banner img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Main content */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    text-align: left;
}

.intro h2, .applications h2 {
    text-align: center;
    font-size: 2em;
    margin-bottom: 20px;
}

/* Grid layout for white papers */
.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 0 auto;
    max-width: 1200px;
}

.grid-item {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #ccc;
    padding: 10px;
    text-align: center;
}

.grid-item h3 {
    text-align: center;
}

.grid-item .list-wrapper {
    text-align: center;
}

.grid-item .list-wrapper ul {
    display: inline-block;
    text-align: left;
    list-style-position: inside;
    padding: 0;
    margin: 0;
}

.grid-title {
    text-align: center;
}

footer {
    width: 100%;
    text-align: center;
    padding: 10px 0;
    background-color: #003366;
    color: #FFFFFF;
}

footer a {
    color: #FFFFFF;
    margin: 0 10px;
    text-decoration: none;
}

/* Media queries for mobile responsiveness */
@media (max-width: 768px) {
    .navbar-links {
        flex-wrap: nowrap;
        justify-content: center;
        gap: 10px;
    }
    .nav-link {
        font-size: 14px;
    }
    .interior-banner {
        margin-top: 60px;
    }
    .grid {
        grid-template-columns: 1fr;
    }
    .grid-item {
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .nav-link {
        font-size: 12px;
        margin: 0 5px;
    }
    .interior-banner {
        margin-top: 60px;
    }
}

@media (max-width: 768px) and (orientation: landscape) {
    .interior-banner {
        margin-top: 60px;
    }
    .container {
        margin-top: 10px;
    }
    .grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .navbar-links {
        max-width: 1200px;
        margin: 0 auto;
        flex-wrap: nowrap;
        justify-content: center;
        gap: 5px;
    }
    .nav-link {
        font-size: 12px;
    }
}