.ttt-subtitle {
    text-align: center;
    margin-bottom: 14px;
}

.ttt-panel {
    width: min(480px, 100%);
    margin-inline: auto;
}

.ttt-status {
    text-align: center;
    font-size: 28px;
    margin-bottom: 14px;
    color: var(--ink);
}

.ttt-board {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 14px;
}

.ttt-cell {
    aspect-ratio: 1 / 1;
    border: 3px solid var(--border);
    background: #fff8df;
    color: var(--ink);
    font-family: "Press Start 2P", monospace;
    font-size: clamp(28px, 6vw, 44px);
    cursor: pointer;
    box-shadow: 2px 2px 0 var(--border);
    transition: transform 0.1s steps(1, end), background-color 0.15s steps(1, end);
}

.ttt-cell:hover {
    background: #fff1f8;
}

.ttt-cell:active {
    transform: translate(2px, 2px);
    box-shadow: none;
}

.ttt-cell:focus-visible {
    outline: 3px dashed var(--accent-2);
    outline-offset: 3px;
}

.ttt-controls {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

@media (max-width: 680px) {
    .ttt-status {
        font-size: 24px;
    }

    .ttt-cell {
        font-size: clamp(24px, 9vw, 40px);
    }
}