body.dev-mode {
    background: #0a0f1c;
    color: #00f7ff;
}

.dev-mode header {
    border-bottom: 1px solid #00f7ff;
}

.dev-mode button {
    background: #00f7ff;
    color: #000;
}

/* YT HEADER */
.dev-header {
    display: block;
    width: fit-content;
    height: fit-content;
    max-width: 90%;
    display: table;
    margin: 0 auto 30px auto;
    padding: 20px 40px;
    border: 2px solid #00f7ff;
    border-radius: 12px;
    background-color: rgba(0, 0, 0, 0.6);
    text-align: center;
    color: #00f7ff;
}

.dev-header .dev-title {
    display: block;
    font-size: 2rem;
    font-weight: bold;
}

.dev-header .dev-subtitle {
    display: block;
    margin-top: 5px;
    font-size: 1rem;
    color: #00f7ff;
    text-shadow: 0 0 5px #00f7ff;
}

#project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(195px, 210px));
    gap: 30px;
    padding: 0 10px;
}

.dev .card {
    background: rgba(0, 247, 255, 0.05);
    width: 100%;
    /* prendre toute la colonne de la grid */
    max-width: 250px;
    /* limiter la taille max */
    border: 1px solid #00f7ff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 15px #00f7ff;
    transition: transform 0.3s;
    text-align: center;
}

.dev .card:hover {
    transform: scale(1.05);
}