.image-viewer {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    background: rgba(2, 6, 23, 0.94);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.image-viewer[hidden] {
    display: none;
}

.image-viewer__stage {
    position: relative;
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    min-height: 180px;
}

.image-viewer__image {
    display: block;
    max-width: 100%;
    max-height: calc(100dvh - 40px);
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55);
}

.image-viewer__image[hidden],
.image-viewer__status[hidden] {
    display: none;
}

.image-viewer__close {
    position: absolute;
    top: max(12px, env(safe-area-inset-top));
    right: max(12px, env(safe-area-inset-right));
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.88);
    color: #f8fafc;
    font-size: 20px;
    cursor: pointer;
}

.image-viewer__close:hover,
.image-viewer__close:focus-visible {
    background: rgba(30, 41, 59, 0.98);
    border-color: rgba(103, 232, 249, 0.8);
    outline: 3px solid rgba(34, 211, 238, 0.35);
    outline-offset: 2px;
}

.image-viewer__status {
    display: flex;
    min-width: 180px;
    min-height: 120px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #cffafe;
    font-size: 13px;
    font-weight: 700;
    text-align: center;
}

.image-viewer__spinner {
    width: 22px;
    height: 22px;
    border: 2px solid rgba(165, 243, 252, 0.28);
    border-top-color: #67e8f9;
    border-radius: 50%;
    animation: image-viewer-spin 0.8s linear infinite;
}

.image-viewer__status--error {
    max-width: 280px;
    color: #fecdd3;
}

.image-viewer-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.read-image-button {
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: zoom-in;
}

.read-image-button:focus-visible {
    outline: 3px solid rgba(103, 232, 249, 0.8);
    outline-offset: 2px;
    border-radius: 10px;
}

@keyframes image-viewer-spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 639px) {
    .image-viewer {
        padding: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));
    }

    .image-viewer__image {
        max-height: calc(100dvh - 24px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .image-viewer__spinner {
        animation-duration: 1.6s;
    }
}