body {
    font-family: Arial, sans-serif;
    background: #ffffff; /* ÉCRAN BLANC */
    display: flex;
    justify-content: center;
    align-items: flex-start; /* au lieu de center */
    padding-top: 0px; /* espace en haut */
}


.container {
    background: #fff5e1; /* COULEUR DU TABLEAU */
    border: 8px solid #c26a2a;
    border-radius: 12px;
    padding: 0px;
    width: 90%;
    max-width: 700px;
    text-align: center;
    box-shadow: 0 0 15px rgba(0,0,0,0.15);
}

html, body {
    margin: 0;
    height: 100%;
}

h2 {
    margin: 0;
    padding: 18px;
    background: #c26a2a; /* couleur de la bande */
    color: white;
    font-size: 24px;
}


table {
    width: 100%;
    border-collapse: collapse;
    direction: rtl;
    table-layout: fixed;
}

td {
    border: 1px solid #333;
    padding: 15px;
    height: 70px;
    cursor: pointer;
    font-size: 32px;
    font-weight: bold;
    transition: transform 0.15s ease, background 0.15s ease;
    background: white; /* cases blanches */
}

td small {
    display: block;
    font-size: 14px;
    margin-top: 4px;
    color: #444;
    font-weight: normal;
}

td:active {
    transform: scale(1.12);
    background: #ffe5c4;
}

@media (max-width: 768px) {
    body {
        padding: 30px;
    }

    .container {
        padding: 20px;
        max-width: 90%;
    }

    h2 {
        font-size: 22px;
        margin-bottom: 15px;
    }

    td {
        height: 65px;
        font-size: 28px;
        padding: 12px;
    }

    td small {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 20px;
    }

    .container {
        padding: 15px;
        border-width: 6px;
    }

    h2 {
        font-size: 20px;
        margin-bottom: 12px;
    }

    td {
        height: 60px;
        font-size: 26px;
        padding: 10px;
    }

    td small {
        font-size: 11px;
    }
}


/******************************************************************************************************/
/* Navigation */
.page-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: white;
    border-bottom: 1px solid #e0e0e0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    background: #f0f4f8;
    color: #128c7e;
    text-decoration: none;
    border-radius: 30px;
    font-size: 14px;
}

.nav-btn:hover {
    background: #128c7e;
    color: white;
}



/* Adaptation mobile */
@media screen and (max-width: 768px) {
    .page-navigation { padding: 8px 10px; }
    .nav-btn { padding: 6px 12px; font-size: 13px; }

}

@media screen and (max-width: 480px) {
    .nav-btn span:not(.icon) { display: none; }
    .nav-btn { padding: 8px; }
    .nav-btn .icon { font-size: 20px; }
}