.file-drop-zone {
    display: none;
}

@media (any-pointer: fine) {
    .file-drop-zone {
        display: block;
        box-sizing: border-box;
        width: 100%;
        min-width: 0;
        padding: 0.75rem;
        margin: 0.5rem 0;
        border: 1px dashed var(--text-secondary, #64748b);
        border-radius: 0.5rem;
        background: var(--bg-secondary, #f8fafc);
        color: var(--text-secondary, #64748b);
        font-size: 0.8125rem;
        line-height: 1.4;
        text-align: center;
        white-space: normal;
        cursor: pointer;
    }

    .file-drop-zone:hover,
    .file-drop-zone:focus-visible,
    .file-drop-zone.is-dragging {
        border-color: var(--primary, #2563eb);
        color: var(--primary, #2563eb);
        outline: 2px solid var(--primary, #2563eb);
        outline-offset: 2px;
    }

    .file-drop-zone[aria-disabled="true"] {
        opacity: 0.5;
        cursor: default;
        outline: none;
    }

    .file-drop-zone.has-error {
        border-color: var(--danger, #dc2626);
        color: var(--danger, #dc2626);
    }
}