body {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: auto;
    gap: 2rem;
    min-height: 100vh;
    padding: 2rem;
    margin: 0;
    font-family: 'Poppins', Arial, sans-serif;
    background: url('aeroglid_hero.png') no-repeat center/cover fixed;
    color: white;
    text-align: center;
}

main{
    grid-column: 1 / -1;
    display: contents;
}

h1 {
    grid-column: 1 / -1;
    font-size: 3rem;
    background-image: linear-gradient(to right, #000, #999, #3370e2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 1rem 0 0.5rem;
}

h4 {
    grid-column: 1 / -1;
    font-style: italic;
    font-family: 'Courier New', Courier, monospace;
    color: #45a1f2;
    margin: 0;
}
section{
    background: rgba(0, 0, 0, 0.6);
    border-radius: 1rem;
    padding: 1rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.3);
}

.titre {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    color: #00aaff;
    font-weight: bold;
    
}

.description, .conclusion {
    font-size: 1rem;
    color: white;
    line-height: 1.6;
    margin: 0;
    text-align: justify;
}

.image {
    grid-column: 2 / 3;
    grid-row: span 2;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image img {
    border-radius: 2rem;
    border: 2px solid white;
    width: 20rem;
    height: 20rem;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

section:last-of-type{
    max-width: 1000px;
    margin: 2rem auto;
}

.bouton {
    grid-column: 1 / -1;
    font-size: 1.2rem;
    color: #4db6ff;
    margin: 2rem 0 1rem;
    text-align: center;
}

.ajouter {
    grid-column: 1 / -1;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background-color: #4db6ff;
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 1rem;
    font-size: 1rem;
    cursor: pointer;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(77, 182, 255, 0.4);
    transition: background-color 0.3s ease;
}

.ajouter:hover,
.ajouter:focus {
    background-color: #3399ff;
    outline: none;
}

@media (max-width: 800px) {
    body {
        grid-template-columns: 1fr;
        background-attachment: scroll;
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    h4 {
        font-size: 1rem;
    }

    .image {
        grid-column: 1;
        grid-row: auto;
        margin: 1rem 0;
    }
    .image img {
        width: 15rem;
        height: 15rem;
    }

    section {
        text-align: center;
    }

    .description, .conclusion {
        text-align: center;
    }
    .bouton {
        font-size: 1rem;
    }

    .ajouter {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}