/* Anagram Arena (Wave E7). Uses :root tokens; honors [data-theme="dark"]. */

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

.arena-banner {
    border: 1px solid var(--color-border, #d0d4dc);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin: 1rem 0;
}

.arena-banner--challenge {
    border-color: var(--color-accent, #2f6fed);
}

.arena-banner--invalid {
    border-style: dashed;
}

.arena-date {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.arena-rack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
}

.arena-tile {
    position: relative;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-border, #d0d4dc);
    border-radius: 8px;
    background: var(--color-surface, #f6f7f9);
    font-size: 1.4rem;
    font-weight: 700;
}

[data-theme="dark"] .arena-tile {
    background: var(--color-surface, #23262d);
}

.arena-tile__value {
    position: absolute;
    right: 0.2rem;
    bottom: 0.05rem;
    font-size: 0.7rem;
    font-weight: 600;
}

.arena-form {
    margin: 1rem 0;
}

.arena-played {
    list-style: none;
    padding: 0;
    margin: 0.75rem 0;
}

.arena-played__item {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.3rem 0.2rem;
    border-bottom: 1px solid var(--color-border, #e2e5ea);
}

.arena-played__item--no .arena-played__word {
    text-decoration: line-through;
    opacity: 0.7;
}

.arena-played__note {
    font-size: 0.85rem;
    opacity: 0.8;
}

.arena-total {
    font-size: 1.1rem;
}

.arena-duel {
    font-weight: 600;
    margin: 0.5rem 0;
}

.arena-actions {
    margin: 0.75rem 0;
}

.arena-share {
    margin-top: 0.75rem;
}

.arena-distribution {
    display: grid;
    gap: 0.3rem;
    margin-top: 0.5rem;
    max-width: 24rem;
}

.arena-dist-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.arena-dist-label {
    width: 3.5rem;
    font-size: 0.85rem;
    text-align: right;
}

.arena-dist-bar {
    display: inline-block;
    min-width: 1.25rem;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    background: var(--color-accent, #2f6fed);
    color: #fff;
    font-size: 0.85rem;
}

.arena-archive-form {
    margin: 0.5rem 0 1rem;
}

.arena-archive-shortcuts {
    margin: 1rem 0;
}

.arena-archive-shortcuts .link-button {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    padding: 0.35rem 0.5rem;
}

.arena-noscript {
    border-left: 3px solid var(--color-border, #d0d4dc);
    padding-left: 0.75rem;
}

@media (prefers-reduced-motion: no-preference) {
    .arena-tile {
        transition: transform 120ms ease;
    }

    .arena-tile:hover {
        transform: translateY(-2px);
    }
}