:root {
    --primary-color: #001F3F; /* Navy */
    --secondary-color: #FFFFFF; /* White */
    --accent-color: #FF4500; /* Orange Red */
    --neutral-color: #F8F8F8; /* Ghost White */
    --text-color: #2F4F4F; /* Dark Slate Grey */
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: var(--neutral-color);
    color: var(--text-color);
}

header {
    background: var(--primary-color);
    color: var(--secondary-color);
    padding: 1em 0;
    text-align: center;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 1em;
}

nav ul li a {
    color: var(--secondary-color);
    text-decoration: none;
}

.hero {
    background: url('/images/hero-background.jpg') no-repeat center center/cover;
    height: 400px;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--primary-color);
}

.hero-content {
    background: rgba(255, 255, 255, 0.8);
    padding: 2em;
    border-radius: 10px;
}
h2{
    text-align: center;
}
h3,p{
    padding: 1rem;
}

section {
    margin: 2em 0;
    padding: 0 1em;
}

.featured-books article, .latest-posts article {
    background: var(--secondary-color);
    padding: 1em;
    margin-bottom: 1em;
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    overflow: hidden; /* Ensure content stays within the box */
    display: flex;
    align-items: center;
}

.featured-books img, .latest-posts img {
    max-width: 100px; /* Ensure images fit within the container */
    height: auto;
    margin-right: 1em;
    border-radius: 5px;
}

footer {
    background: var(--primary-color);
    color: var(--secondary-color);
    text-align: center;
    padding: 1em 0;
}

form {
    display: flex;
    justify-content: center;
    align-items: center;
}

form input[type="email"] {
    padding: 0.5em;
    margin-right: 0.5em;
    border: 1px solid var(--primary-color);
}

form button {
    padding: 0.5em;
    background: var(--accent-color);
    color: var(--secondary-color);
    border: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    nav ul li {
        display: block;
        margin: 0.5em 0;
    }

    .hero {
        height: 300px;
    }

    .hero-content {
        padding: 1em;
    }

    .featured-books img, .latest-posts img {
        float: none;
        display: block;
        margin: 0 auto 1em auto;
    }

    form {
        flex-direction: column;
    }

    form input[type="email"], form button {
        margin: 0.5em 0;
    }
}

@media (max-width: 425px) {
    .hero {
        height: 250px;
    }

    .hero-content {
        padding: 0.5em;
        font-size: 14px;
    }

    .featured-books article, .latest-posts article {
        flex-direction: column;
        align-items: center;
    }

    .featured-books img, .latest-posts img {
        margin: 0 0 1em 0;
    }

    form input[type="email"], form button {
        font-size: 14px;
    }
}

@media (max-width: 375px) {
    header {
        padding: 0.5em 0;
    }

    .hero {
        height: 200px;
    }

    .hero-content {
        padding: 0.5em;
        font-size: 12px;
    }

    .featured-books article, .latest-posts article {
        flex-direction: column;
        align-items: center;
    }

    .featured-books img, .latest-posts img {
        margin: 0 0 1em 0;
    }

    form input[type="email"], form button {
        font-size: 12px;
    }
}

@media (max-width: 320px) {
    header {
        padding: 0.5em 0;
    }

    .hero {
        height: 150px;
    }

    .hero-content {
        padding: 0.5em;
        font-size: 10px;
    }

    .featured-books article, .latest-posts article {
        flex-direction: column;
        align-items: center;
    }

    .featured-books img, .latest-posts img {
        margin: 0 0 1em 0;
    }

    form input[type="email"], form button {
        font-size: 10px;
    }
}