/* Application layout only. Shared controls belong to TileGenerator.UI. */
s-app-nav {
    display: none;
}

.app-shell {
    width: 100%;
    padding: 24px;
}

.article-editor {
    max-width: 1120px;
    margin: 0 auto;
    display: grid;
    gap: 24px;
}

.back-link {
    color: var(--xa-link);
    text-decoration: none;
}

.library-surface {
    background: var(--xa-surface);
    border: 1px solid var(--xa-border);
    border-radius: var(--xa-card-radius);
    box-shadow: 0 2px 4px #00000004;
}

.form-reset {
    border: 0;
    margin: 0;
    padding: 0;
    min-width: 0;
}

.editor-fields {
    display: grid;
    gap: 24px;
}

.assignment-layout {
    display: grid;
    grid-template-columns: minmax(0, 2.2fr) minmax(250px, 1fr);
    gap: 24px;
    align-items: start;
}

.assignment-main-column, .assignment-sidebar {
    min-width: 0;
    display: grid;
    gap: 24px;
}

.search-row {
    display: flex;
    align-items: center;
    gap: var(--xa-space);
    margin-bottom: 12px;
}

.search-row > * {
    flex: 1;
    min-width: 0;
}

@media (max-width: 900px) {
    .assignment-layout {
        grid-template-columns: minmax(0, 1fr);
    }

}

@media (max-width: 700px) {
    .app-shell {
        padding: 20px 16px;
    }

    .search-row {
        flex-wrap: wrap;
    }

}