/* AI-assisted project brief upload control and status states. */

.brief-import {
    display: grid;
    gap: 0.9rem;
}

.brief-import[hidden] {
    display: none;
}

.brief-import h3,
.brief-import p {
    margin: 0;
}

.brief-import h3 {
    margin-bottom: 0.2rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.brief-import__heading p {
    color: var(--color-muted);
    font-size: 0.875rem;
}

.brief-import__upload input[type="file"] {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.brief-import__card {
    display: flex;
    min-height: 6.5rem;
    padding: 1.5rem;
    align-items: center;
    background: #fff;
    border: 1px solid #c9d0d9;
    border-radius: 4px;
    cursor: pointer;
    transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.brief-import__card:hover {
    border-color: #8b99a8;
}

.brief-import__card--drag-over {
    background: var(--color-brand-soft);
    border-color: var(--color-brand);
    box-shadow: 0 1px 4px rgba(25, 34, 43, 0.18);
}

.brief-import__upload input:focus-visible + .brief-import__card {
    border-color: var(--focus-border);
    outline: none;
    box-shadow: 0 0 0.5rem var(--focus-shadow);
}

.brief-import__card--loading {
    background: #f7fbff;
    border-color: var(--color-brand);
    box-shadow: 0 1px 4px rgba(25, 34, 43, 0.18);
    cursor: wait;
}

.brief-import__card--success {
    border-color: var(--color-brand);
    box-shadow: 0 1px 4px rgba(25, 34, 43, 0.18);
}

.brief-import__card--error {
    border-color: var(--color-error);
}

.brief-import__card > img {
    width: 3rem;
    height: 3rem;
    flex: 0 0 auto;
}

.brief-import__card-content {
    display: flex;
    min-width: 0;
    margin-left: 1rem;
    flex-direction: column;
}

.brief-import__card-title {
    color: #000;
    font-size: 1.125rem;
    font-weight: 500;
    line-height: 1.5;
}

.brief-import__card-text {
    color: #4f5963;
    font-size: 0.875rem;
    line-height: 1.5;
}

.brief-import__file-selection {
    display: flex;
    min-width: 0;
    margin-top: 0.35rem;
    gap: 0.6rem;
    align-items: center;
}

.brief-import__file-selection[hidden] {
    display: none;
}

.brief-import__file-name {
    min-width: 0;
    overflow: hidden;
    color: #176b43;
    font-size: 0.8125rem;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.brief-import__replace-hint {
    display: inline-flex;
    color: var(--color-brand-deep);
    gap: 0.25rem;
    align-items: center;
    flex: 0 0 auto;
    font-size: 0.75rem;
    font-weight: 500;
}

.brief-import__replace-hint img {
    width: 0.875rem;
    height: 0.875rem;
}

.brief-import__status {
    min-height: 1.3rem;
    color: var(--color-muted);
    font-size: 0.875rem;
}

.brief-import__status--success {
    color: #176b43;
}

.brief-import__status--error {
    color: var(--color-error);
}