/* ── File drop area ── */
.file-drop-area {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.2rem;
    border: 1px dashed #ddd;
    border-radius: 0.4rem;
    background: #fafafa;
    min-height: 4.4rem;
    position: relative;
}

.file-drop-area .choose-file-button {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background: var(--black);
    color: var(--white);
    border-radius: 0.4rem;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background 0.2s;
}

.file-drop-area .choose-file-button:hover {
    background: var(--black);
}

.file-drop-area .file-message {
    font-size: 1.3rem;
    color: #666;
    flex: 1;
}

.file-drop-area .file-input {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
}