/* Letter Square Solver (C05). Scoped to this page; tokens come from :root. */

.tool-layout--letter-square {
    max-width: 46rem;
    margin: 0 auto;
    padding: 0 1rem 3rem;
}

.tool-layout--letter-square .answer-first {
    border-left: 3px solid var(--color-accent, #2563eb);
    background: var(--color-surface-alt, rgba(37, 99, 235, 0.06));
    padding: 0.75rem 1rem;
    margin: 1rem 0 1.5rem;
    border-radius: 0 0.375rem 0.375rem 0;
}

.ls-sides-config {
    border: 0;
    padding: 0;
    margin: 0 0 1rem;
}

.ls-radio {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-right: 1.25rem;
}

.ls-side-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(7.5rem, 1fr));
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.ls-side-input {
    width: 100%;
    text-transform: lowercase;
    letter-spacing: 0.25em;
    font-variant-numeric: tabular-nums;
}

.ls-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.ls-results {
    margin-top: 2rem;
}

.ls-summary {
    margin: 0.5rem 0 1rem;
    color: var(--color-text-muted, #556);
}

.ls-solution-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
}

.ls-solution-list li {
    padding: 0.35rem 0;
    border-bottom: 1px solid var(--color-border, #e2e5ea);
}

.ls-chain-word {
    font-weight: 600;
    letter-spacing: 0.04em;
}

.ls-empty {
    color: var(--color-text-muted, #556);
    font-style: italic;
}

.ls-word-list {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.ls-word-list li {
    padding: 0.15rem 0.5rem;
    border: 1px solid var(--color-border, #e2e5ea);
    border-radius: 0.35rem;
}

.ls-words-details,
.ls-example-details {
    margin: 1rem 0;
}

[data-theme="dark"] .tool-layout--letter-square .answer-first {
    background: rgba(96, 165, 250, 0.1);
}

[data-theme="dark"] .ls-solution-list li,
[data-theme="dark"] .ls-word-list li {
    border-color: var(--color-border, #3a3f4a);
}