/* Platform file picker. The browser's own "Choose file / No file chosen" control is drawn in the browser's
   language and cannot be themed, so ucsm-file-input.js hides it and renders this one in its place. */
.ucsm-file-native {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    border: 0 !important;
    opacity: 0 !important;
    overflow: hidden !important;
    clip: rect(0 0 0 0) !important;
    pointer-events: none !important;
}

.ucsm-file {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    min-height: 42px;
    padding: 4px 6px;
    border: 1px solid var(--border-color, #cbd5e1);
    border-radius: 10px;
    background: var(--bg-input, #ffffff);
    color: var(--text-main, #0f172a);
    font-size: 14px;
    box-sizing: border-box;
}

.ucsm-file:focus-within {
    border-color: var(--color-primary, #2563eb);
    box-shadow: 0 0 0 3px var(--focus-ring, rgba(37, 99, 235, 0.22));
}

.ucsm-file.is-disabled {
    opacity: .55;
}

.ucsm-file__btn {
    flex: 0 0 auto;
    padding: 7px 16px;
    border: 1px solid var(--color-primary-border, rgba(37, 99, 235, 0.35));
    border-radius: 8px;
    background: var(--color-primary-light, rgba(37, 99, 235, 0.12));
    color: var(--color-primary-text, #1d4ed8);
    font: inherit;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    transition: background-color .15s ease, border-color .15s ease;
}

.ucsm-file__btn:hover:not(:disabled) {
    background: var(--color-primary, #2563eb);
    border-color: var(--color-primary, #2563eb);
    color: #ffffff;
}

.ucsm-file__btn:focus-visible {
    outline: 2px solid var(--color-primary, #2563eb);
    outline-offset: 2px;
}

.ucsm-file__btn:disabled {
    cursor: not-allowed;
}

.ucsm-file__name {
    min-width: 0;
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-muted, #64748b);
}

.ucsm-file.has-file .ucsm-file__name {
    color: var(--text-main, #0f172a);
}