body.smartdocs-modal-open {
    overflow: hidden;
}

:root {
    --image-modal-backdrop: rgba(248, 250, 252, 0.88);
    --image-modal-border: rgba(15, 23, 42, 0.12);
    --image-modal-caption: var(--text);
    --image-modal-close-bg: rgba(255, 255, 255, 0.86);
    --image-modal-close-bg-hover: #ffffff;
    --image-modal-close-color: var(--text-strong);
}

:root[data-theme="dark"] {
    --image-modal-backdrop: rgba(2, 6, 23, 0.78);
    --image-modal-border: rgba(255, 255, 255, 0.18);
    --image-modal-caption: #f8fafc;
    --image-modal-close-bg: rgba(15, 23, 42, 0.72);
    --image-modal-close-bg-hover: rgba(30, 41, 59, 0.92);
    --image-modal-close-color: #ffffff;
}

.smartdocs-image-modal {
    align-items: flex-start;
    background: var(--image-modal-backdrop);
    backdrop-filter: blur(8px);
    display: flex;
    inset: 0;
    justify-content: center;
    opacity: 0;
    padding: 2rem;
    pointer-events: none;
    position: fixed;
    overflow: auto;
    overscroll-behavior: contain;
    touch-action: pan-x pan-y pinch-zoom;
    transition: opacity 180ms ease;
    z-index: 2000;
}

.smartdocs-image-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.smartdocs-image-modal__dialog {
    margin: auto;
    max-height: calc(100vh - 4rem);
    max-width: min(1200px, calc(100vw - 4rem));
    transform: translateY(0.5rem) scale(0.98);
    transition: transform 180ms ease;
    width: max-content;
}

.smartdocs-image-modal.is-open .smartdocs-image-modal__dialog {
    transform: translateY(0) scale(1);
}

.smartdocs-image-modal__image {
    background: var(--surface);
    border: 1px solid var(--image-modal-border);
    border-radius: 0.9rem;
    box-shadow: 0 26px 70px rgba(0, 0, 0, 0.38);
    display: block;
    max-height: calc(100vh - 7rem);
    max-width: 100%;
    object-fit: contain;
    touch-action: pan-x pan-y pinch-zoom;
    user-select: none;
}

.smartdocs-image-modal.is-zoomed .smartdocs-image-modal__dialog {
    margin: auto;
    max-height: none;
    max-width: none;
}

.smartdocs-image-modal__caption {
    color: var(--image-modal-caption);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-top: 0.85rem;
    text-align: center;
}

.smartdocs-image-modal__close {
    align-items: center;
    background: var(--image-modal-close-bg);
    border: 1px solid var(--image-modal-border);
    border-radius: 0.65rem;
    color: var(--image-modal-close-color);
    display: inline-flex;
    height: 2.5rem;
    justify-content: center;
    padding: 0;
    position: fixed;
    right: 1.25rem;
    top: 1.25rem;
    transition: background-color 160ms ease, transform 160ms ease;
    width: 2.5rem;
}

.smartdocs-image-modal__close:hover {
    background: var(--image-modal-close-bg-hover);
    transform: translateY(-1px);
}

@media (max-width: 640px) {
    .smartdocs-image-modal {
        padding: 1rem;
    }

    .smartdocs-image-modal__dialog {
        max-height: calc(100vh - 2rem);
        max-width: calc(100vw - 2rem);
    }

    .smartdocs-image-modal__image {
        max-height: calc(100vh - 6rem);
    }
}