/**
 * Module Image Links - Styles
 * Grille responsive avec effet de changement d'image au survol
 * Copyright (C) 2025 i-FormaSite
 */

.mod-image-links {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    overflow-x: hidden;
}

/* Grille responsive - empêche le débordement horizontal */
.image-links-grid {
    display: grid;
    grid-template-columns: repeat(var(--grid-columns, 3), 1fr);
    gap: var(--grid-gap, 20px);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

/* Item de la grille */
.image-link-item {
    position: relative;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

/* Liens et wrappers */
.imageeffect-link {
    display: block;
    text-decoration: none;
    outline: none;
    width: 100%;
}

/* Container d'images */
.imageeffect-container {
    position: relative;
    overflow: hidden;
    display: block;
    width: 100%;
    border-radius: var(--border-radius, 4px);
    line-height: 0;
    background: #f5f5f5;
}

/* Images de base */
.imageeffect-image {
    display: block;
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: var(--image-fit, contain);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    will-change: opacity;
    transition: opacity var(--transition-speed, 0.5s) ease-in-out;
}

/* Image A visible par défaut */
.imageeffect-image-a {
    opacity: 1;
    position: relative;
    z-index: 2;
}

/* Image B cachée par défaut - positionnée par-dessus A */
.imageeffect-image-b {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: var(--image-fit, contain);
    z-index: 1;
    transition: opacity var(--transition-speed, 0.5s) ease-in-out;
}

/* Au survol : Image A disparaît, Image B apparaît */
.imageeffect-link:hover .imageeffect-image-a,
.imageeffect-link:focus .imageeffect-image-a {
    opacity: 0;
}

.imageeffect-link:hover .imageeffect-image-b,
.imageeffect-link:focus .imageeffect-image-b {
    opacity: 1;
}

/* Titre de l'image */
.image-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    line-height: 1.4;
}

.imageeffect-link:hover .image-title,
.imageeffect-link:focus .image-title {
    transform: translateY(0);
}

/* Accessibilité : effet au focus clavier */
.imageeffect-link:focus {
    outline: none;
}

/* Animation zoom activée */
.mod-image-links.with-zoom .imageeffect-link:hover .imageeffect-image-b,
.mod-image-links.with-zoom .imageeffect-link:focus .imageeffect-image-b {
    transform: scale(1.05);
}

.mod-image-links.with-zoom .imageeffect-image-b {
    transition: opacity var(--transition-speed, 0.5s) ease-in-out,
                transform var(--transition-speed, 0.5s) ease-in-out;
}

/* Responsive breakpoints */

/* Tablettes (992px et moins) */
@media (max-width: 992px) {
    .image-links-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .mod-image-links[data-columns="6"] .image-links-grid,
    .mod-image-links[data-columns="5"] .image-links-grid,
    .mod-image-links[data-columns="4"] .image-links-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* Mobile (768px et moins) */
@media (max-width: 768px) {
    .image-links-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 15px;
    }

    .image-title {
        font-size: 12px;
        padding: 10px;
    }
}

/* Très petit mobile (480px et moins) */
@media (max-width: 480px) {
    .image-links-grid {
        grid-template-columns: 1fr !important;
        gap: 10px;
    }
}

/* Mode sombre */
@media (prefers-color-scheme: dark) {
    .imageeffect-container {
        background: #2a2a2a;
    }
}

body.dark-mode .imageeffect-container,
html[data-theme="dark"] .imageeffect-container,
html[data-bs-theme="dark"] .imageeffect-container {
    background: #2a2a2a;
}

/* Accessibilité : réduction des animations */
@media (prefers-reduced-motion: reduce) {
    .imageeffect-image,
    .image-title {
        transition: none !important;
    }
}

/* S'assurer qu'il n'y a jamais de débordement horizontal */
* {
    box-sizing: border-box;
}