* {
  -webkit-tap-highlight-color: transparent;
}

/* Modal classes */
.modal {
    position: fixed;
    top: 50px;
    left: 0;
    width: 100%;
    height: calc(100vh - 0px);
    background-color: #666666;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1001;
    opacity: 1;
    transition: opacity 0.8s ease;
}

.modal.modal-hidden {
    opacity: 0;
}

.modal-content {
    top: -3em;
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    transition-duration: 800ms;
    transition-timing-function: cubic-bezier(0.445, 0.05, 0.55, 0.95);
    transition-property: opacity;
    opacity: 0;
    position: relative;
}

.modal-image.loaded {
    opacity: 1;
}

.modal-transition-image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    transition-duration: 800ms;
    transition-timing-function: cubic-bezier(0.445, 0.05, 0.55, 0.95);
    transition-property: opacity;
    opacity: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.modal-transition-image.loaded {
    opacity: 1;
}

.modal-nav-arrow {
    position: fixed;
    top: 50px;
    width: 50vw;
    height: calc(100vh - 50px);
    font-size: 48px;
    color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    transition: color 0.5s ease, opacity 0.5s ease;
    z-index: 999;
}

.modal-nav-arrow.hidden {
    opacity: 0;
}

.modal-nav-arrow.prev {
    left: 0;
    justify-content: flex-start;
    padding-left: 30px;
}

.modal-nav-arrow.next {
    right: 0;
    justify-content: flex-end;
    padding-right: 30px;
    transition: color 0.3s ease;
}

.modal-nav-arrow:hover {
    color: #f8e71c;
}

.modal-nav-arrow.disabled {
    opacity: 0.1;
    pointer-events: none;
}

.modal-close-btn {
    position: fixed;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 40px;
    color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease, opacity 0.5s ease;
    z-index: 1003;
    padding: 10px;
}

.modal-close-btn.hidden {
    opacity: 0;
}

.modal-close-btn:hover {
    color: #f8e71c;
}

.error-container {
    text-align: center;
    padding: 60px 0;
    color: #e74c3c;
}

.modal-hidden {
    opacity: 0;
}

/* Body scroll lock */
body.modal-open {
    overflow: hidden;
}

@media (max-width: 768px) {
    .modal-image {
        max-width: 100vw;
    }

    .modal-transition-image {
        max-width: 100vw;
    }
}