.jtr-quiz {
    max-width: 780px;
    margin: 0 auto;
}

.jtr-start {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.jtr-start p {
    color: #4b5563;
    line-height: 1.7;
    margin: 0 auto var(--spacing-xl);
    max-width: 560px;
}

.jtr-empty {
    margin: 0;
    text-align: center;
    color: #4b5563;
    line-height: 1.7;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.jtr-progress {
    margin-bottom: var(--spacing-lg);
}

.jtr-progress-text {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: #6b7280;
    font-weight: 600;
}

.jtr-progress-bar {
    height: 8px;
    background: #e5e7eb;
    border-radius: 999px;
    overflow: hidden;
}

.jtr-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #3b82f6);
    border-radius: 999px;
    transition: width 0.3s ease;
    width: 0;
}

.jtr-card {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.jtr-prompt {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: #111827;
    line-height: 1.5;
    margin: 0 0 var(--spacing-lg);
}

.jtr-photo-frame {
    border-radius: 12px;
    overflow: hidden;
    background: #e5e7eb;
    border: 1px solid #e5e7eb;
}

.jtr-photo {
    display: block;
    width: 100%;
    height: auto;
    max-height: 420px;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.jtr-attribution {
    margin: var(--spacing-xs) 0 0;
    font-size: 0.75rem;
    color: #6b7280;
    line-height: 1.4;
}

.jtr-attribution a {
    color: #2563eb;
}

.jtr-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.jtr-option {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    background: #fff;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
    width: 100%;
    font-size: var(--font-size-base);
    color: #374151;
    line-height: 1.5;
}

.jtr-option:hover:not(:disabled) {
    border-color: #93c5fd;
    background: #eff6ff;
}

.jtr-option.is-selected {
    border-color: var(--primary-color);
    background: rgba(37, 99, 235, 0.06);
}

.jtr-option.is-correct {
    border-color: #16a34a;
    background: #f0fdf4;
    color: #166534;
}

.jtr-option.is-wrong {
    border-color: #dc2626;
    background: #fef2f2;
    color: #991b1b;
}

.jtr-option:disabled {
    cursor: default;
}

.jtr-option-key {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #e5e7eb;
    color: #374151;
    font-weight: 700;
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    text-transform: lowercase;
}

.jtr-option.is-selected .jtr-option-key {
    background: var(--primary-color);
    color: #fff;
}

.jtr-option.is-correct .jtr-option-key {
    background: #16a34a;
    color: #fff;
}

.jtr-option.is-wrong .jtr-option-key {
    background: #dc2626;
    color: #fff;
}

.jtr-feedback {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 12px;
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.jtr-feedback.is-correct {
    background: #f0fdf4;
    border-left: 4px solid #16a34a;
    color: #166534;
}

.jtr-feedback.is-wrong {
    background: #eff6ff;
    border-left: 4px solid var(--primary-color);
    color: #1e40af;
}

.jtr-feedback a {
    font-weight: 700;
    color: inherit;
}

.jtr-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.jtr-actions .btn:disabled {
    opacity: 0.55;
    cursor: default;
    transform: none;
}

.jtr-result {
    text-align: center;
    padding: var(--spacing-2xl);
}

.jtr-result-score {
    font-size: 3rem;
    font-weight: 800;
    color: #111827;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.jtr-result-score span {
    font-size: 1.5rem;
    color: #6b7280;
    font-weight: 600;
}

.jtr-result-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: 999px;
    font-weight: 700;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.jtr-result-badge--pass {
    background: #dcfce7;
    color: #166534;
}

.jtr-result-badge--mid {
    background: #fef3c7;
    color: #92400e;
}

.jtr-result-badge--fail {
    background: #fee2e2;
    color: #991b1b;
}

.jtr-result-summary {
    color: #4b5563;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.6;
    max-width: 460px;
}

.jtr-mistakes {
    text-align: left;
    margin-top: var(--spacing-xl);
}

.jtr-mistakes h3 {
    font-size: var(--font-size-lg);
    color: #111827;
    margin: 0 0 var(--spacing-md);
}

.jtr-mistakes ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.jtr-mistakes li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #e5e7eb;
}

.jtr-mistakes a {
    color: #2563eb;
    font-weight: 600;
    text-decoration: none;
}

.jtr-mistakes a:hover {
    text-decoration: underline;
}

.adsense-inarticle {
    max-width: 780px;
    margin: var(--spacing-xl) auto;
    min-height: 90px;
    overflow: hidden;
}

.adsense-inarticle ins.adsbygoogle {
    display: block;
}

@media (max-width: 640px) {
    .jtr-card {
        padding: var(--spacing-lg);
    }

    .jtr-photo {
        max-height: none;
    }

    .jtr-result-score {
        font-size: 2.25rem;
    }

    .jtr-result {
        padding: var(--spacing-xl) var(--spacing-sm);
    }
}