/* ============================================
   Challenge Detail – Recent Submissions
   ============================================ */

.submissions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--gap-md);
    margin-top: var(--margin-md);
}

@media (min-width: 576px) {
    .submissions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.submission-card {
    background: var(--color-surface-muted);
    border-radius: var(--radius-lg);
    padding: var(--padding-md);
    display: flex;
    flex-direction: column;
    gap: var(--gap-sm);
    border: 1px solid var(--color-primary-100);
    box-shadow: var(--shadow-sm);
}

.submission-card-header {
    display: flex;
    align-items: center;
    gap: var(--gap-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

.submission-card-header strong {
    flex: 1;
}

.submission-card-header time {
    font-size: var(--font-size-xs);
    color: var(--color-primary-700);
}

.submission-avatar svg {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.submission-desc {
    font-size: var(--font-size-md);
    line-height: var(--line-height-md);
    color: var(--color-text-primary);
}

.badge--submitted {
    background: var(--color-info);
    color: white;
    align-self: flex-start;
    font-size: var(--font-size-xs);
    padding: var(--gap-xs) var(--gap-sm);
    border-radius: var(--radius-pill);
}