/* Sudoku play shell — grid & controls inside magic-square ms-play layout */

.sd-play-panel .sudoku-wrapper,
.sd-play-panel .killer-sudoku-wrapper {
    background: transparent;
    padding: 0;
    border: none;
    box-shadow: none;
}

.sd-play-panel .ms-board-wrap {
    padding: 0.25rem 0 1rem;
}

.sd-play-panel .sudoku-grid {
    width: min(min(100%, 420px), 420px);
}

.sd-play-panel .killer-grid-board {
    width: min(min(100%, 420px), 420px);
}

.sd-play-panel .sudoku-grid.mini-sudoku-grid {
    width: min(min(100%, 360px), 360px);
}

.sd-actions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem;
}

@media (max-width: 480px) {
    .sd-actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.sd-play-panel .ms-action-secondary.active {
    background: rgba(29, 155, 240, 0.22);
    border-color: rgba(29, 155, 240, 0.45);
    color: var(--accent);
}

.sd-play-panel .ms-action-secondary:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}

.sd-play-panel .numpad {
    margin-top: 0.75rem;
    max-width: min(100%, 420px);
}

.sd-play-panel .sudoku-grid.mini-sudoku-grid + .numpad,
.sd-play-panel .mini-sudoku-grid ~ .numpad,
.sd-play-panel .ms-board-wrap:has(.mini-sudoku-grid) + .sd-numpad-wrap .numpad {
    max-width: min(100%, 360px);
}

.sd-numpad-wrap {
    margin-top: 0.25rem;
}

.sd-play-panel .numpad-btn {
    border-radius: 12px;
}

.sd-side-difficulty-stack {
    display: grid;
    gap: 0.5rem;
}

.sd-side-difficulty-stack .btn-new-game {
    width: 100%;
    border-radius: 12px;
    padding: 0.65rem 1rem;
    font-weight: 600;
    text-align: center;
}

.sd-side-difficulty-stack .btn-new-game:hover {
    background: rgba(29, 155, 240, 0.12);
}

.sd-side-about {
    font-size: 0.9rem;
    line-height: 1.55;
    color: var(--text-muted);
}

.sd-side-about strong {
    color: var(--text-primary);
}