.flashcard-hero-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 1rem;
    margin: 0.15rem 0 0.5rem;
}

.flashcard-hero-by {
    margin: 0;
}

.flashcard-hero-rate {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flashcard-hero-rate-form {
    margin: 0;
}

.flashcard-hero-rate .quiz-hub-stars {
    display: flex;
    gap: 0.12rem;
}

.flashcard-hero-rate .quiz-hub-stars label {
    position: relative;
}

.flashcard-hero-rate-avg,
.flashcard-hero-rate-login {
    font-size: 0.85rem;
}

.flashcard-detail .cert-summary {
    margin: 1rem 0 0;
    padding: 1rem 1.15rem 1.1rem;
    background: #fff;
    border: 1px solid var(--border, #e2e8f0);
    border-radius: 10px;
}

.flashcard-detail .cert-summary .section-title {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    border-bottom: 1px solid #111318;
    padding-bottom: 6px;
    margin-bottom: 12px;
}

.flashcard-detail .cert-summary .section-title h2 {
    font-size: 0.85rem;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.flashcard-detail .cert-summary-body {
    font-size: 0.95rem;
    line-height: 1.6;
}

.flashcard-detail .cert-summary-body p {
    margin: 0 0 0.85em;
}

.flashcard-detail .cert-summary-body p:last-child {
    margin-bottom: 0;
}

.flashcard-mastery-panel {
    display: flex;
    align-items: center;
    gap: 1.15rem;
    padding: 1rem 1.15rem;
}

.fc-mastery-ring {
    --pct: 0;
    width: 5.5rem;
    height: 5.5rem;
    border-radius: 50%;
    background: conic-gradient(#198754 calc(var(--pct) * 1%), #e8edf3 0);
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.fc-mastery-ring-inner {
    width: 4.05rem;
    height: 4.05rem;
    border-radius: 50%;
    background: #fff;
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: 0.95rem;
    font-variant-numeric: tabular-nums;
}

.fc-mastery-copy .quiz-detail-section-title {
    margin: 0 0 0.2rem;
    font-size: 1rem;
}

.fc-mastery-count {
    margin: 0;
    font-weight: 600;
}

.fc-mastery-login {
    margin: 0.35rem 0 0;
    font-size: 0.85rem;
}

.flashcard-all-cards {
    padding: 0.35rem 1.15rem 1rem;
}

.flashcard-all-cards-details > summary {
    cursor: pointer;
    font-weight: 700;
    font-size: 1.05rem;
    padding: 0.85rem 0;
    list-style: none;
}

.flashcard-all-cards-details > summary::-webkit-details-marker {
    display: none;
}

.flashcard-all-cards-details > summary::after {
    content: ' +';
    font-weight: 500;
    color: var(--muted, #64748b);
}

.flashcard-all-cards-details[open] > summary::after {
    content: ' −';
}

.flashcard-all-cards-scroll {
    max-height: 70vh;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    border-top: 1px solid var(--border, #e2e8f0);
    padding-bottom: 0.5rem;
}

.flashcard-all-cards-sticky {
    position: sticky;
    top: 0;
    z-index: 1;
    margin: 0;
    padding: 0.55rem 0 0.45rem;
    background: #fff;
    font-size: 0.8rem;
}

.flashcard-detail .flashcard-cards-item {
    scroll-margin-top: 0.5rem;
}

.flashcard-detail-player {
    padding: 1rem 1.15rem 1.15rem;
    scroll-margin-top: 4.5rem;
}

.flashcard-player-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem 1rem;
    margin-bottom: 0.35rem;
}

.flashcard-player-toolbar .quiz-detail-section-title {
    margin: 0;
    font-size: 1.05rem;
}

.flashcard-player-tools {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem 0.85rem;
}

.flashcard-player-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    margin: 0;
    cursor: pointer;
}

.flashcard-detail-player .flashcard-progress {
    margin-bottom: 0.35rem;
}

.flashcard-detail-player .flashcard-scene {
    margin: 0.75rem 0 0;
}

.flashcard-detail-player .flashcard {
    min-height: 18rem;
}

.flashcard-detail-player .flashcard-content {
    white-space: pre-wrap;
    overflow-y: auto;
    max-height: 14rem;
}

.flashcard-detail-player .flashcard-action-bar {
    margin-top: 1.1rem;
}

.flashcard-detail-player #fcMastered.is-on {
    border-color: #198754;
    color: #146c43;
}

.flashcard-player-empty,
.flashcard-player-done {
    text-align: center;
    padding: 1.5rem 0.5rem 0.75rem;
}

.flashcard-player-empty p,
.flashcard-player-done p {
    margin: 0 0 0.85rem;
    font-weight: 600;
}

.imposter-hunt-panel.is-locked .imposter-hunt-icon-open,
.imposter-hunt-panel.is-locked [data-ih-title-open],
.imposter-hunt-panel.is-locked [data-ih-sub-open],
.imposter-hunt-panel.is-locked [data-ih-start] {
    display: none;
}

.imposter-hunt-panel.is-unlocked .imposter-hunt-icon-lock,
.imposter-hunt-panel.is-unlocked [data-ih-title-locked],
.imposter-hunt-panel.is-unlocked [data-ih-sub-locked],
.imposter-hunt-panel.is-unlocked [data-ih-progress],
.imposter-hunt-panel.is-unlocked [data-ih-login] {
    display: none;
}