/* Imagiers : barre et panneaux inspirés des mégamenus Maths et Puzzles.
   Styles isolés ; aucun changement des autres menus du site. */
#main1 > .imagiers-menu {
    grid-column: 1 / span 6;
    grid-row: 5;
    order: 7;
    min-width: 0;
    margin: 10px 0 0;
}

/* Le contenu utilise la place libérée par l'ancien menu latéral. */
#imagier > .thirdRowCenterContenu {
    grid-column: 1 / span 6;
    min-width: 0;
}

.imagiers-menu,
.imagiers-menu * {
    box-sizing: border-box;
}

.imagiers-menu {
    position: relative;
    z-index: 10;
    width: 100%;
    border: 1px solid #52711f;
    border-top-color: #8bc135;
    border-radius: 6px;
    background: linear-gradient(to bottom, #658c26, #354914);
    color: #fff;
    font: 14px/1.5 Arial, Helvetica, sans-serif;
    text-align: left;
}

.imagiers-menu .imagiers-menu-categories,
.imagiers-menu .imagiers-menu-links {
    margin: 0;
    padding: 0;
    list-style: none;
}

.imagiers-menu .imagiers-menu-categories {
    display: flex;
}

.imagiers-menu .imagiers-menu-toggle[hidden],
.imagiers-menu .imagiers-menu-categories[hidden] {
    display: none;
}

.imagiers-menu .imagiers-menu-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    min-height: 48px;
    margin: 0;
    padding: 12px 14px;
    border: 0;
    border-radius: 5px;
    background: transparent;
    color: #fff;
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.imagiers-menu .imagiers-menu-toggle-label {
    flex: 1;
    font: inherit;
    font-weight: bold;
}

.imagiers-menu .imagiers-menu-toggle-icon {
    font-size: 22px;
    line-height: 1;
}

.imagiers-menu .imagiers-menu-toggle::after {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
}

.imagiers-menu .imagiers-menu-toggle[aria-expanded="true"]::after {
    transform: rotate(225deg) translate(-2px, -2px);
}

.imagiers-menu .imagiers-menu-toggle:not([hidden]) + .imagiers-menu-categories {
    border-top: 1px solid #ffffff40;
}

.imagiers-menu-categories > li {
    position: relative;
    flex: 0 1 auto;
    min-width: 0;
    margin: 0;
    padding: 0;
}

.imagiers-menu summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    min-height: 46px;
    padding: 10px 14px;
    white-space: nowrap;
    cursor: pointer;
    list-style: none;
}

.imagiers-menu summary::-webkit-details-marker {
    display: none;
}

.imagiers-menu summary::after {
    content: '';
    flex: 0 0 auto;
    width: 7px;
    height: 7px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
}

.imagiers-menu .imagiers-menu-current > summary {
    box-shadow: inset 0 -3px #ffffcc;
    font-weight: bold;
}

.imagiers-menu summary:hover,
.imagiers-menu details[open] > summary {
    background: #eee;
    color: #354914;
}

.imagiers-menu details[open] > summary::after {
    transform: rotate(225deg) translate(-2px, -2px);
}

.imagiers-menu summary:focus-visible,
.imagiers-menu a:focus-visible,
.imagiers-menu .imagiers-menu-toggle:focus-visible {
    outline: 3px solid #153e85;
    outline-offset: -3px;
    background: #fff;
    color: #1e3410;
}

.imagiers-menu .imagiers-menu-panel {
    position: absolute;
    top: 100%;
    right: auto;
    left: -1px;
    width: 300px;
    max-width: calc(100vw - 32px);
    padding: 14px;
    border: 1px solid #888;
    border-radius: 0 0 6px 6px;
    background: linear-gradient(to bottom, #eee, #ccc);
    color: #222;
    box-shadow: 0 5px 10px #0003;
}

.imagiers-menu .imagiers-menu-panel-wide {
    width: 520px;
}

/* Les trois dernières catégories se déploient vers la gauche. */
.imagiers-menu-categories > li:nth-last-child(-n+3) .imagiers-menu-panel {
    right: 0;
    left: auto;
}

.imagiers-menu .imagiers-menu-title {
    margin: 0 0 14px;
    padding: 0 0 10px;
    border-bottom: 1px solid #999;
    color: #a52a2a;
    font-size: 16px;
    font-weight: bold;
    text-align: left;
}

.imagiers-menu .imagiers-menu-links {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
}

.imagiers-menu .imagiers-menu-panel-wide .imagiers-menu-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.imagiers-menu-links li {
    margin: 0;
    padding: 0;
}

.imagiers-menu .imagiers-menu-links a {
    display: flex;
    align-items: center;
    height: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #aaa;
    border-radius: 3px;
    background: #f4f4f4;
    color: #354914;
    text-decoration: none;
    overflow-wrap: break-word;
}

.imagiers-menu .imagiers-menu-links a:hover {
    background: #fff;
    text-decoration: underline;
}

.imagiers-menu .imagiers-menu-links a[aria-current="page"] {
    border-color: #52711f;
    background: #eef4e1;
    font-weight: bold;
    text-decoration: underline;
}

@media (max-width: 1200px) {
    .imagiers-menu .imagiers-menu-categories {
        display: block;
    }

    .imagiers-menu-categories > li + li {
        border-top: 1px solid #ffffff40;
    }

    .imagiers-menu .imagiers-menu-panel {
        position: static;
        width: 100%;
        max-width: none;
        padding: 14px;
        border-right: 0;
        border-left: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .imagiers-menu .imagiers-menu-links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    .imagiers-menu .imagiers-menu-links,
    .imagiers-menu .imagiers-menu-panel-wide .imagiers-menu-links {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media print {
    #main1 > .imagiers-menu {
        display: none;
    }
}