.document-preview-open {
    overflow: hidden;
}

.document-preview-modal {
    position: fixed;
    z-index: 10000;
    inset: 0;
    display: grid;
    place-items: center;
    padding: clamp(12px, 2.5vw, 34px);
    background: rgb(7 20 29 / 78%);
    backdrop-filter: blur(4px);
}

.document-preview-modal[hidden] {
    display: none !important;
}

.document-preview-dialog {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    width: min(1440px, 96vw);
    height: min(920px, 94vh);
    overflow: hidden;
    border: 1px solid color-mix(in srgb, var(--ui-border) 78%, transparent);
    border-radius: 16px;
    background: var(--ui-panel);
    box-shadow: 0 30px 90px rgb(0 0 0 / 42%);
}

.document-preview-header,
.document-preview-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 20px;
    border-color: var(--ui-border);
    background: var(--ui-panel);
}

.document-preview-header {
    border-bottom: 1px solid var(--ui-border);
}

.document-preview-footer {
    justify-content: flex-end;
    border-top: 1px solid var(--ui-border);
}

.document-preview-header h2 {
    margin: 2px 0 0;
    color: var(--ui-text);
    font-size: 1.12rem;
}

.document-preview-kicker {
    color: var(--tenant-primary);
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.document-preview-close-icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid var(--ui-border);
    border-radius: 10px;
    color: var(--ui-text);
    background: var(--ui-panel);
    font-size: 1.8rem;
    line-height: 1;
    cursor: pointer;
}

.document-preview-close-icon:hover,
.document-preview-close-icon:focus-visible {
    color: #fff;
    border-color: var(--tenant-primary);
    background: var(--tenant-primary);
}

.document-preview-frame-shell {
    position: relative;
    min-height: 0;
    background: #dce3e7;
    overflow: hidden;
}

.document-preview-frame {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: #fff;
}

.document-preview-pages { width:100%; height:100%; overflow:auto; box-sizing:border-box; padding:18px; background:#cfd8dd; }
.document-preview-pages.is-image { display:grid; place-items:center; }
.document-preview-page { display:block; max-width:100%; height:auto !important; margin:0 auto 18px; background:#fff; box-shadow:0 5px 18px rgb(0 0 0 / 18%); }
.document-preview-image { display:block; max-width:100%; max-height:100%; width:auto; height:auto; margin:auto; object-fit:contain; border-radius:4px; background:#fff; box-shadow:0 5px 18px rgb(0 0 0 / 18%); }
.document-preview-error { display:grid; place-items:center; height:100%; padding:30px; box-sizing:border-box; color:#8b2d24; text-align:center; background:#fff3f1; font-weight:700; }

.document-preview-loading {
    position: absolute;
    z-index: 2;
    inset: 0;
    display: grid;
    place-items: center;
    color: #36515e;
    background: #edf2f4;
    font-weight: 700;
}

.document-preview-loading[hidden],
.document-preview-pages[hidden],
.document-preview-error[hidden],
.document-preview-frame[hidden],
.document-preview-footer [hidden] {
    display: none !important;
}

@media (max-width: 720px) {
    .document-preview-modal {
        padding: 0;
    }

    .document-preview-dialog {
        width: 100vw;
        height: 100dvh;
        border: 0;
        border-radius: 0;
    }

    .document-preview-header,
    .document-preview-footer {
        padding: 12px 14px;
    }

    .document-preview-footer {
        align-items: stretch;
        flex-direction: column;
    }
}