.vp-level-btn {
    border: 2px solid var(--bs-border-color);
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    border-radius: 0.55rem;
    padding: 0.45rem 0.85rem;
    font-weight: 650;
}

.vp-level-btn:hover { border-color: var(--bs-primary); }
.vp-level-btn.active { background: var(--bs-primary); border-color: var(--bs-primary); color: #fff; }

.vp-prompt {
    font-size: clamp(1.7rem, 8vw, 3.25rem);
    font-weight: 750;
    letter-spacing: 0.08em;
    line-height: 1.2;
    overflow-wrap: anywhere;
}

.vp-scramble { letter-spacing: 0.2em; }
.vp-definition { max-width: 44rem; margin-inline: auto; }
.vp-answer-grid { max-width: 48rem; margin-inline: auto; }
.vp-answer-grid .btn { min-height: 3.2rem; text-align: left; }

.vp-word-input {
    max-width: 28rem;
    margin-inline: auto;
    font-size: clamp(1.1rem, 4vw, 1.4rem);
    text-align: center;
}

.vp-typing-input { font-size: clamp(1.25rem, 5vw, 1.7rem); text-align: center; }
.vp-typing-time { font-variant-numeric: tabular-nums; }
.vp-review li + li { margin-top: 0.6rem; }

[data-bs-theme="dark"] .vp-level-btn.active { background: #0d6efd; border-color: #6ea8fe; }