.learning-quiz-page {
    --learning-accent: var(--accent-primary);
    --learning-accent-hover: var(--accent-hover);
    width: min(100%, 72rem);
    min-height: 100%;
    margin: 0 auto;
    padding: .9rem clamp(1rem, 2.2vw, 2.2rem) 3rem;
}

.learning-quiz-page--kanji {
    --learning-accent: var(--warning);
    --learning-accent-hover: color-mix(in srgb, var(--warning) 84%, var(--text-primary));
}

.learning-quiz-hero {
    position: relative;
    display: flex;
    min-height: 9rem;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    overflow: hidden;
    padding: clamp(1.25rem, 2.7vw, 1.8rem);
    border: 1px solid color-mix(in srgb, var(--learning-accent) 25%, var(--border-subtle));
    border-radius: 1.2rem;
    background:
        radial-gradient(circle at 88% 12%, color-mix(in srgb, var(--learning-accent) 22%, transparent), transparent 32%),
        linear-gradient(135deg, color-mix(in srgb, var(--learning-accent) 8%, var(--surface-primary)), var(--surface-primary));
    box-shadow: var(--shadow-card);
}

.learning-quiz-hero--compact { min-height: 7.8rem; }

.learning-quiz-hero > div:first-child {
    position: relative;
    z-index: 1;
    max-width: 44rem;
}

.learning-breadcrumb {
    display: flex;
    width: fit-content;
    align-items: center;
    gap: .35rem;
    margin-bottom: .65rem;
    color: var(--text-muted);
    font-size: .7rem;
    font-weight: 750;
    text-decoration: none;
}

.learning-breadcrumb:hover { color: var(--learning-accent); }

.learning-breadcrumb--button {
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.learning-eyebrow,
.learning-section-kicker {
    color: var(--learning-accent);
    font-size: .68rem;
    font-weight: 850;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.learning-quiz-hero h1,
.learning-state-card h1,
.learning-results-heading h1 {
    margin: .22rem 0 .35rem;
    color: var(--text-primary);
    font-size: clamp(1.85rem, 3.3vw, 2.55rem);
    font-weight: 900;
    letter-spacing: -.05em;
}

.learning-quiz-hero p,
.learning-state-card p,
.learning-results-heading p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.55;
}

.learning-hero-mark {
    position: relative;
    z-index: 1;
    display: grid;
    min-width: 5.2rem;
    height: 5.2rem;
    padding: 0 .75rem;
    place-items: center;
    border: 1px solid color-mix(in srgb, var(--learning-accent) 30%, var(--border-subtle));
    border-radius: 1.15rem;
    background: color-mix(in srgb, var(--surface-elevated) 88%, transparent);
    box-shadow: var(--shadow-card);
    color: var(--learning-accent);
    font-size: 1.8rem;
    font-weight: 900;
    backdrop-filter: blur(12px);
}

.learning-picker {
    margin-top: .7rem;
    padding: clamp(1rem, 2vw, 1.35rem);
    border: 1px solid var(--border-subtle);
    border-radius: 1.2rem;
    background: var(--surface-primary);
    box-shadow: var(--shadow-card);
}

.learning-section-heading,
.learning-subheading,
.learning-session-header,
.learning-feedback,
.learning-result-actions,
.learning-state-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.learning-section-heading h2 {
    margin: .16rem 0 0;
    color: var(--text-primary);
    font-size: 1.18rem;
    font-weight: 850;
    letter-spacing: -.025em;
}

.learning-section-heading > span {
    color: var(--text-muted);
    font-size: .66rem;
    text-align: right;
}

.learning-choice-grid {
    display: grid;
    gap: .75rem;
    margin-top: 1rem;
}

.learning-choice-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.learning-choice-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.learning-choice-card,
.learning-featured-card,
.learning-preset-card,
.sound-row-card,
.learning-option {
    border: 1px solid var(--border-subtle);
    background: var(--surface-secondary);
    color: var(--text-primary);
    cursor: pointer;
    transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.learning-choice-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: .9rem;
    min-width: 0;
    min-height: 7rem;
    padding: 1rem;
    border-radius: 1rem;
    text-align: left;
}

.learning-choice-card.is-known {
    background: radial-gradient(circle at 100% 0, color-mix(in srgb, var(--success) 15%, transparent), transparent 46%), var(--surface-secondary);
}

.learning-choice-card.is-unknown {
    background: radial-gradient(circle at 100% 0, color-mix(in srgb, var(--info) 14%, transparent), transparent 46%), var(--surface-secondary);
}

.learning-choice-card:hover,
.learning-featured-card:hover,
.learning-preset-card:hover,
.sound-row-card:hover,
.learning-option:hover:not(:disabled) {
    transform: translateY(-2px);
    border-color: var(--learning-accent);
    background-color: color-mix(in srgb, var(--learning-accent) 7%, var(--surface-primary));
    box-shadow: var(--shadow-card);
}

.learning-choice-icon,
.learning-featured-icon {
    display: grid;
    width: 3.5rem;
    height: 3.5rem;
    place-items: center;
    border-radius: .9rem;
    background: color-mix(in srgb, var(--learning-accent) 12%, var(--surface-primary));
    color: var(--learning-accent);
    font-size: 1.8rem;
    font-weight: 900;
}

.learning-choice-copy,
.learning-featured-card > span:nth-child(2),
.learning-preset-card > span:nth-child(2) {
    display: grid;
    min-width: 0;
    gap: .2rem;
}

.learning-choice-copy strong,
.learning-featured-card strong,
.learning-preset-card strong {
    color: var(--text-primary);
    font-size: .86rem;
    font-weight: 850;
}

.learning-choice-copy small,
.learning-featured-card small,
.learning-preset-card small {
    color: var(--text-muted);
    font-size: .66rem;
    line-height: 1.4;
}

.learning-choice-arrow,
.learning-featured-card > span:last-child,
.learning-preset-card > span:last-child {
    color: var(--learning-accent);
    font-size: 1.05rem;
}

.learning-featured-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .7rem;
    margin-top: 1rem;
}

.learning-featured-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: .8rem;
    min-height: 6.2rem;
    padding: .9rem;
    border-radius: .95rem;
    text-align: left;
}

.learning-featured-card--known {
    background: radial-gradient(circle at 100% 0, color-mix(in srgb, var(--success) 15%, transparent), transparent 48%), var(--surface-secondary);
}

.learning-featured-card--known .learning-featured-icon {
    background: color-mix(in srgb, var(--success) 12%, var(--surface-primary));
    color: var(--success);
}

.learning-subheading {
    margin: 1.2rem 0 .55rem;
    color: var(--text-secondary);
    font-size: .68rem;
    font-weight: 800;
}

.learning-subheading span:last-child {
    color: var(--text-muted);
    font-size: .62rem;
    font-weight: 600;
}

.sound-row-grid {
    display: grid;
    grid-template-columns: repeat(10, minmax(0, 1fr));
    gap: .45rem;
}

.sound-row-card {
    display: grid;
    min-height: 4.3rem;
    place-items: center;
    align-content: center;
    gap: .18rem;
    border-radius: .75rem;
}

.sound-row-card span {
    color: var(--learning-accent);
    font-size: 1.45rem;
    font-weight: 750;
    line-height: 1;
}

.sound-row-card small {
    color: var(--text-muted);
    font-size: .58rem;
    font-weight: 750;
}

.learning-preset-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: .5rem;
}

.learning-preset-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: .65rem;
    min-width: 0;
    min-height: 5rem;
    padding: .75rem;
    border-radius: .8rem;
    text-align: left;
}

.learning-preset-glyph {
    color: var(--learning-accent);
    font-size: 1.35rem;
    font-weight: 800;
}

.learning-state-card {
    display: grid;
    width: min(100%, 42rem);
    min-height: 25rem;
    margin: clamp(1rem, 6vh, 4rem) auto 0;
    place-items: center;
    align-content: center;
    gap: .5rem;
    padding: clamp(1.5rem, 4vw, 3rem);
    border: 1px solid var(--border-subtle);
    border-radius: 1.2rem;
    background: var(--surface-primary);
    box-shadow: var(--shadow-card);
    text-align: center;
}

.learning-state-card--error {
    border-color: color-mix(in srgb, var(--danger) 32%, var(--border-subtle));
}

.learning-state-card p { max-width: 30rem; }

.learning-state-icon,
.learning-spinner {
    display: grid;
    width: 3.35rem;
    height: 3.35rem;
    margin-bottom: .45rem;
    place-items: center;
    border-radius: 50%;
}

.learning-state-icon {
    background: color-mix(in srgb, var(--danger) 12%, var(--surface-primary));
    color: var(--danger);
    font-size: 1.35rem;
    font-weight: 900;
}

.learning-spinner {
    border: 3px solid var(--border-subtle);
    border-top-color: var(--learning-accent);
    animation: learning-spin .75s linear infinite;
}

.learning-loading-lines {
    display: grid;
    width: min(100%, 25rem);
    gap: .5rem;
    margin-top: 1.4rem;
}

.learning-loading-lines span {
    height: .58rem;
    border-radius: 999px;
    background: linear-gradient(100deg, var(--surface-secondary) 25%, var(--surface-primary) 45%, var(--surface-secondary) 65%);
    background-size: 250% 100%;
    animation: learning-shimmer 1.4s linear infinite;
}

.learning-loading-lines span:nth-child(2) { width: 82%; }
.learning-loading-lines span:nth-child(3) { width: 64%; }

.learning-primary-action,
.learning-secondary-action {
    display: inline-flex;
    min-height: 2.7rem;
    align-items: center;
    justify-content: center;
    gap: .35rem;
    padding: .7rem 1rem;
    border-radius: .75rem;
    font-size: .74rem;
    font-weight: 850;
    cursor: pointer;
}

.learning-primary-action {
    border: 1px solid var(--learning-accent);
    background: var(--learning-accent);
    color: var(--text-on-accent);
}

.learning-quiz-page--kanji .learning-primary-action { color: #19140b; }

.learning-primary-action:hover:not(:disabled) { background: var(--learning-accent-hover); }

.learning-secondary-action {
    border: 1px solid var(--border-strong);
    background: var(--surface-secondary);
    color: var(--text-primary);
}

.learning-secondary-action:hover { border-color: var(--learning-accent); }

.learning-primary-action:disabled { opacity: .68; cursor: wait; }

.learning-session {
    width: min(100%, 48rem);
    margin: clamp(.5rem, 3vh, 1.7rem) auto 0;
}

.learning-session-header {
    padding: .2rem .15rem .65rem;
}

.learning-back-action {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .45rem .5rem;
    border: 0;
    background: transparent;
    color: var(--text-muted);
    font-size: .7rem;
    font-weight: 750;
    cursor: pointer;
}

.learning-back-action:hover { color: var(--learning-accent); }

.learning-session-title {
    display: grid;
    min-width: 0;
    gap: .08rem;
    text-align: center;
}

.learning-session-title strong {
    overflow: hidden;
    color: var(--text-primary);
    font-size: .78rem;
    font-weight: 850;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.learning-session-title span,
.learning-session-score small {
    color: var(--text-muted);
    font-size: .61rem;
}

.learning-session-score {
    display: grid;
    min-width: 3.6rem;
    text-align: right;
}

.learning-session-score > span {
    color: var(--learning-accent);
    font-size: 1rem;
    font-weight: 900;
}

.learning-progress-track {
    height: .35rem;
    overflow: hidden;
    border-radius: 999px;
    background: var(--border-subtle);
}

.learning-progress-track > span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--learning-accent);
    transition: width 220ms ease;
}

.learning-question-card {
    display: grid;
    min-height: 13rem;
    margin-top: .75rem;
    place-items: center;
    align-content: center;
    gap: .65rem;
    padding: clamp(1.5rem, 4vw, 2.6rem);
    border: 1px solid var(--border-subtle);
    border-top: 3px solid var(--learning-accent);
    border-radius: 1.1rem;
    background:
        radial-gradient(circle at 50% 0, color-mix(in srgb, var(--learning-accent) 10%, transparent), transparent 55%),
        var(--surface-primary);
    box-shadow: var(--shadow-card);
    text-align: center;
}

.learning-question-direction {
    padding: .25rem .65rem;
    border-radius: 999px;
    background: var(--surface-secondary);
    color: var(--text-muted);
    font-size: .62rem;
    font-weight: 800;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.learning-question-prompt {
    max-width: 100%;
    margin: 0;
    overflow-wrap: anywhere;
    color: var(--text-primary);
    font-size: clamp(1.65rem, 5vw, 2.6rem);
    font-weight: 900;
    letter-spacing: -.035em;
    line-height: 1.15;
}

.learning-question-prompt.is-japanese { font-size: clamp(3rem, 9vw, 5rem); font-weight: 700; }
.learning-question-prompt.is-kanji { color: var(--learning-accent); }

.learning-question-hint,
.learning-keyboard-hint {
    color: var(--text-muted);
    font-size: .66rem;
}

.learning-options-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .65rem;
    margin-top: .7rem;
}

.learning-option {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: .75rem;
    min-height: 4.4rem;
    padding: .8rem .9rem;
    border-radius: .85rem;
    text-align: left;
}

.learning-option.is-japanese .learning-option-text { font-size: 1.5rem; }
.learning-option.is-kanji-option .learning-option-text { color: var(--learning-accent); font-size: 1.85rem; }

.learning-option:disabled { cursor: default; }
.learning-option.is-correct {
    border-color: var(--success);
    background: color-mix(in srgb, var(--success) 11%, var(--surface-primary));
}

.learning-option.is-wrong {
    border-color: var(--danger);
    background: color-mix(in srgb, var(--danger) 10%, var(--surface-primary));
}

.learning-option.is-dimmed { opacity: .48; }

.learning-option-letter {
    display: grid;
    width: 1.75rem;
    height: 1.75rem;
    place-items: center;
    border-radius: .52rem;
    background: var(--surface-primary);
    color: var(--text-muted);
    font-size: .66rem;
    font-weight: 900;
}

.learning-option-text {
    min-width: 0;
    color: var(--text-primary);
    font-size: .78rem;
    font-weight: 750;
    overflow-wrap: anywhere;
}

.learning-option-result {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 900;
}

.learning-option.is-correct .learning-option-result { color: var(--success); }
.learning-option.is-wrong .learning-option-result { color: var(--danger); }

.learning-feedback {
    margin-top: .7rem;
    padding: .9rem;
    border: 1px solid var(--border-subtle);
    border-radius: .9rem;
    background: var(--surface-primary);
    box-shadow: var(--shadow-card);
}

.learning-feedback.is-correct { border-color: color-mix(in srgb, var(--success) 38%, var(--border-subtle)); }
.learning-feedback.is-wrong { border-color: color-mix(in srgb, var(--danger) 35%, var(--border-subtle)); }

.learning-feedback-copy {
    display: flex;
    min-width: 0;
    align-items: flex-start;
    gap: .7rem;
}

.learning-feedback-icon {
    display: grid;
    width: 2rem;
    height: 2rem;
    flex: 0 0 auto;
    place-items: center;
    border-radius: 50%;
    background: var(--surface-secondary);
    font-weight: 900;
}

.learning-feedback.is-correct .learning-feedback-icon { color: var(--success); }
.learning-feedback.is-wrong .learning-feedback-icon { color: var(--danger); }

.learning-feedback strong {
    color: var(--text-primary);
    font-size: .8rem;
    font-weight: 850;
}

.learning-feedback p {
    margin: .1rem 0 0;
    color: var(--text-secondary);
    font-size: .7rem;
    line-height: 1.45;
}

.learning-save-warning {
    display: block;
    margin-top: .28rem;
    color: var(--warning);
    font-size: .63rem;
}

.learning-keyboard-hint {
    margin: .65rem 0 0;
    text-align: center;
}

.learning-results {
    display: grid;
    width: min(100%, 48rem);
    gap: .75rem;
    margin: clamp(1rem, 4vh, 2.2rem) auto 0;
}

.learning-results-heading {
    padding: .4rem 0 .2rem;
    text-align: center;
}

.learning-completion-warning {
    padding: .75rem .9rem;
    border: 1px solid color-mix(in srgb, var(--warning) 35%, var(--border-subtle));
    border-radius: .8rem;
    background: color-mix(in srgb, var(--warning) 8%, var(--surface-primary));
    color: var(--text-secondary);
    font-size: .7rem;
    text-align: center;
}

.learning-result-actions {
    justify-content: center;
    margin-top: .15rem;
}

.learning-choice-card:focus-visible,
.learning-featured-card:focus-visible,
.learning-preset-card:focus-visible,
.sound-row-card:focus-visible,
.learning-option:focus-visible,
.learning-primary-action:focus-visible,
.learning-secondary-action:focus-visible,
.learning-back-action:focus-visible,
.learning-breadcrumb:focus-visible {
    outline: 3px solid var(--focus-ring);
    outline-offset: 2px;
}

@keyframes learning-spin { to { transform: rotate(360deg); } }
@keyframes learning-shimmer { to { background-position-x: -250%; } }

@media (max-width: 840px) {
    .sound-row-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
    .learning-preset-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .learning-choice-grid--three { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
    .learning-quiz-page { padding-inline: .8rem; }
    .learning-hero-mark { display: none; }
    .learning-choice-grid--two,
    .learning-featured-grid,
    .learning-options-grid { grid-template-columns: 1fr; }
    .learning-feedback { align-items: stretch; flex-direction: column; }
    .learning-feedback .learning-primary-action { width: 100%; }
    .learning-session-title { max-width: 48vw; }
}

@media (max-width: 430px) {
    .learning-section-heading > span,
    .learning-subheading > span:last-child { display: none; }
    .learning-preset-grid { grid-template-columns: 1fr; }
    .learning-session-header { gap: .4rem; }
    .learning-result-actions,
    .learning-state-actions { align-items: stretch; flex-direction: column; }
    .learning-result-actions button,
    .learning-state-actions button { width: 100%; }
}