/**
 * Entourance Custom Modal and Carousel CSS
 * Sostituisce gli stili JS di Bootstrap per modal e carousel
 * 
 * @package EntourancePlugin
 */

/* ============================================
   MODAL BACKDROP
   ============================================ */

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1040;
    width: 100vw;
    height: 100vh;
    background-color: #000;
}

.modal-backdrop.fade {
    opacity: 0;
}

.modal-backdrop.show {
    opacity: 0.5;
}

/* ============================================
   MODAL BODY CLASS
   ============================================ */

body.modal-open {
    overflow: hidden;
    padding-right: 0;
}

/* ============================================
   MODAL
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    display: none;
    width: 100%;
    height: 100%;
    overflow: hidden;
    outline: 0;
}

.modal.fade .modal-dialog {
    transition: transform 0.3s ease-out;
    transform: translate(0, -50px);
}

.modal.show .modal-dialog {
    transform: none;
}

.modal.show {
    overflow-x: hidden;
    overflow-y: auto;
}

/* ============================================
   CAROUSEL ANIMATIONS
   ============================================ */

.carousel-item {
    position: relative;
    display: none;
    float: left;
    width: 100%;
    margin-right: -100%;
    backface-visibility: hidden;
    transition: transform 0.6s ease-in-out;
}

.carousel-item.active,
.carousel-item-next,
.carousel-item-prev {
    display: block;
}

.carousel-item-next:not(.carousel-item-start),
.active.carousel-item-end {
    transform: translateX(100%);
}

.carousel-item-prev:not(.carousel-item-end),
.active.carousel-item-start {
    transform: translateX(-100%);
}

/* ============================================
   CAROUSEL FADE VARIANT (Opzionale)
   ============================================ */

.carousel-fade .carousel-item {
    opacity: 0;
    transition-property: opacity;
    transform: none;
}

.carousel-fade .carousel-item.active,
.carousel-fade .carousel-item-next.carousel-item-start,
.carousel-fade .carousel-item-prev.carousel-item-end {
    z-index: 1;
    opacity: 1;
}

.carousel-fade .active.carousel-item-start,
.carousel-fade .active.carousel-item-end {
    z-index: 0;
    opacity: 0;
    transition: opacity 0s 0.6s;
}

/* ============================================
   SMOOTH TRANSITIONS
   ============================================ */

.fade {
    transition: opacity 0.15s linear;
}

.fade:not(.show) {
    opacity: 0;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.modal[aria-hidden="true"] {
    pointer-events: none;
}

.modal[aria-hidden="false"] {
    pointer-events: auto;
}

/* ============================================
   MODAL DIALOG CENTERING
   ============================================ */

.modal-dialog-centered {
    display: flex;
    align-items: center;
    min-height: calc(100% - 1rem);
}

@media (min-width: 576px) {
    .modal-dialog-centered {
        min-height: calc(100% - 3.5rem);
    }
}

/* ============================================
   PREVENT SCROLL ON MODAL OPEN
   ============================================ */

body.modal-open {
    position: relative;
}

/* ============================================
   CAROUSEL INDICATORS ACTIVE STATE
   ============================================ */

.carousel-indicators button.active {
    opacity: 1;
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */

.carousel-item,
.modal-dialog {
    will-change: transform;
}

.modal-backdrop {
    will-change: opacity;
}

/* Riduci repaint/reflow */
.carousel-inner {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.carousel-item {
    position: relative;
    display: none;
    float: left;
    width: 100%;
    margin-right: -100%;
}

/* ============================================
   DARK MODE SUPPORT (Opzionale)
   ============================================ */

@media (prefers-color-scheme: dark) {
    .modal-backdrop {
        background-color: #000;
    }
    
    .modal-backdrop.show {
        opacity: 0.7;
    }
}