.spatial-title {
    font-size: 1.4rem;
    margin-bottom: .5rem;
}

.spatial-scene {
    display: flex;
    justify-content: center;
    margin: 1rem 0 .5rem;
}

.spatial-svg {
    width: min(320px, 90%);
    height: auto;
    background: #fff;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, .08);
}

.spatial-prompt {
    font-size: 1.1rem;
    font-weight: 700;
    text-align: center;
    margin: 0 0 .75rem;
    color: #475569;
}

.spatial-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .6rem;
    width: 100%;
    max-width: 440px;
    margin: 1rem 0;
}

.spatial-option {
    margin: 0;
    padding: .7rem 1rem;
    font-size: 1.15rem;
    font-weight: 700;
    border: 2px solid #cbd5e1;
    border-radius: 12px;
    background: #fff;
    color: #1a1a2e;
    cursor: pointer;
    transition: transform .15s, border-color .15s, background-color .15s;
}

.spatial-option:hover {
    border-color: #4a90d9;
}

.spatial-option.spatial-option-correct {
    border-color: #2e7d32;
    background: #e8f5e9;
}

.spatial-option.spatial-option-wrong {
    border-color: #c62828;
    background: #ffebee;
}

.spatial-message {
    font-size: 1.3rem;
    font-weight: bold;
    margin: 1rem 0;
    min-height: 1.5em;
    text-align: center;
}

.spatial-message-good {
    color: #2e7d32;
}

.spatial-message-bad {
    color: #c62828;
}

.spatial-next {
    display: block;
    margin: 1rem auto 0;
    padding: .6rem 1.5rem;
    font-size: 1rem;
    border: 2px solid #4a90d9;
    border-radius: 12px;
    background: #4a90d9;
    color: #fff;
    cursor: pointer;
}

@media (max-width: 380px) {
    .spatial-options {
        grid-template-columns: 1fr;
    }

    .spatial-svg {
        width: 250px;
    }
}