/* Rack and Slots Solver (Wave C08) — feature-scoped styles.
   Uses :root tokens from main.css; dark theme via [data-theme="dark"]. */

.rack-results {
    margin-bottom: 1.5rem;
}

.rack-results__heading {
    font-size: 1.15rem;
    margin: 1rem 0 0.25rem;
}

.rack-group {
    margin: 0.75rem 0;
}

.rack-group h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.rack-group__note {
    font-size: 0.85rem;
    color: var(--color-text-secondary, #555);
    margin: 0.25rem 0 0.5rem;
}

.rack-word-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
    gap: 0.5rem;
}

.rack-word {
    border: 1px solid var(--color-border, #ddd);
    border-radius: 0.5rem;
    padding: 0.5rem 0.65rem;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    background: var(--color-surface, transparent);
}

.rack-word__text {
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.rack-word__meta {
    font-size: 0.78rem;
    color: var(--color-text-secondary, #555);
}

.rack-word__gloss {
    font-size: 0.85rem;
}

.rack-study {
    margin-top: 2rem;
}

.rack-study__section {
    border: 1px solid var(--color-border, #ddd);
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    margin: 0.5rem 0;
}

.rack-study__section summary {
    cursor: pointer;
    font-weight: 600;
}

.rack-study__section summary:focus-visible {
    outline: 2px solid var(--color-accent, #3366cc);
    outline-offset: 2px;
}

.rack-study__words {
    list-style: none;
    margin: 0.5rem 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.rack-study__words li {
    border: 1px solid var(--color-border, #ddd);
    border-radius: 0.35rem;
    padding: 0.1rem 0.45rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.rack-study__table-wrap {
    overflow-x: auto;
}

.rack-study__table {
    border-collapse: collapse;
    min-width: 20rem;
}

.rack-study__table th,
.rack-study__table td {
    border: 1px solid var(--color-border, #ddd);
    padding: 0.3rem 0.6rem;
    text-align: left;
    font-size: 0.9rem;
}

[data-theme="dark"] .rack-word,
[data-theme="dark"] .rack-study__section,
[data-theme="dark"] .rack-study__words li,
[data-theme="dark"] .rack-study__table th,
[data-theme="dark"] .rack-study__table td {
    border-color: var(--color-border, #444);
}