* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
:root {
    --brand-teal: #06bbcc;
    --brand-teal-hover: #0499a8;
    --amber: #d97706;
    --amber-bg: #fffbeb;
    --emerald: #059669;
    --rose: #e11d48;
    --violet: #8b5cf6;
    --text-main: #111827;
    --text-muted: #6b7280;
    --border-color: #f3f4f6;
    --border-hover: #e5e7eb;
}
html {
    font-size: 16px;
}
body {
    font-family:
        "Inter",
        system-ui,
        -apple-system,
        sans-serif;
    color: var(--text-main);
    line-height: 1.5;
    background-color: #f8fafc;
    overflow-x: hidden;
    width: 100%;
}
a {
    text-decoration: none;
    color: inherit;
}
button {
    font-family: inherit;
    border: none;
    background: transparent;
    cursor: pointer;
}

.page-wrapper {
    min-height: 100vh;
    background: linear-gradient(
        135deg,
        rgb(248, 250, 252) 0%,
        rgb(240, 249, 255) 100%
    );
    overflow-x: hidden;
}
.container-custom {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
}
@media (min-width: 640px) {
    .container-custom {
        padding: 0 1.5rem;
    }
}
@media (min-width: 1024px) {
    .container-custom {
        padding: 0 2rem;
    }
}

@media (min-width: 1920px) {
    html {
        font-size: 115%;
    }
    .container-custom {
        max-width: 1600px;
    }
}
@media (min-width: 2560px) {
    html {
        font-size: 130%;
    }
    .container-custom {
        max-width: 2000px;
    }
}

.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 0.75rem 0;
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.brand-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.logo-box {
    width: 2rem;
    height: 2rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.brand-name {
    font-weight: 900;
    font-size: 1rem;
    letter-spacing: -0.025em;
    white-space: nowrap;
}
.premium-btn {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--brand-teal);
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
    border: 1px solid transparent;
    transition: all 0.2s ease-in-out;
    white-space: nowrap;
}
.premium-btn:hover {
    color: var(--brand-teal-hover);
    background: rgba(6, 187, 204, 0.08);
    border-color: rgba(6, 187, 204, 0.2);
}

.breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.375rem;
    font-size: 0.875rem;
    padding: 1.5rem 0;
}
.crumb-link {
    color: var(--text-muted);
    transition: color 0.2s;
    word-break: break-word;
}
.crumb-link:hover {
    color: var(--brand-teal);
}
.crumb-icon {
    width: 0.875rem;
    height: 0.875rem;
    color: #9ca3af;
    flex-shrink: 0;
}
.crumb-current {
    color: #1f2937;
    font-weight: 500;
    word-break: break-word;
}

.main-layout {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 3rem;
}
@media (min-width: 1024px) {
    .main-layout {
        flex-direction: row;
    }
    .main-col {
        flex: 1;
        min-width: 0;
    }
    .sidebar-col {
        width: 18rem;
        flex-shrink: 0;
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
}
@media (min-width: 1280px) {
    .sidebar-col {
        width: 22rem;
    }
}

.card {
    background: white;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    overflow: hidden;
}
.question-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}
@media (min-width: 640px) {
    .question-card {
        padding: 2rem;
    }
}

.stats-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}
.stat-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    white-space: nowrap;
}
.stat-icon {
    width: 0.875rem;
    height: 0.875rem;
}
.icon-amber {
    color: var(--amber);
}
.icon-teal {
    color: var(--brand-teal);
}
.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}
.stat-value {
    font-size: 0.75rem;
    font-weight: 600;
}
.text-amber {
    color: var(--amber);
}
.text-teal {
    color: var(--brand-teal);
}

.question-header {
    position: relative;
    margin-bottom: 1.75rem;
}
.action-buttons {
    position: absolute;
    top: -0.25rem;
    right: 0;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    z-index: 10;
}
.icon-btn {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9ca3af;
    transition: all 0.2s;
    background-color: #f9fafb;
}
.icon-btn svg {
    width: 1.1rem;
    height: 1.1rem;
}
.btn-flag:hover {
    color: var(--amber);
    background: #fffbeb;
}
.btn-share:hover {
    color: var(--brand-teal);
    background: rgba(6, 187, 204, 0.1);
}

.question-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    line-height: 1.625;
    letter-spacing: -0.025em;
    padding-right: 5rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
}
@media (min-width: 640px) {
    .question-title {
        font-size: 22px;
    }
}

.responsive-img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    margin-top: 1rem;
}

.divider {
    width: 100%;
    height: 1px;
    background: var(--border-color);
    margin-bottom: 1.5rem;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.option-btn {
    width: 100%;
    text-align: left;
    display: block;
}
.option-box {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: 0.75rem;
    border: 2px solid #e5e7eb;
    background: white;
    transition: all 0.2s ease;
}
.option-btn:hover .option-box {
    border-color: #06bbcc;
    box-shadow:
        0 4px 6px -1px rgba(0, 0, 0, 0.1),
        0 2px 4px -1px rgba(0, 0, 0, 0.06);
}
.option-letter {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    background: #f3f4f6;
    color: #4b5563;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
    flex-shrink: 0;
    transition: all 0.2s ease;
}
.option-btn:hover .option-letter {
    background: #06bbcc;
    color: white;
}
.option-text {
    color: #374151;
    font-size: 15px;
    line-height: 1.625;
    padding-top: 0.375rem;
    transition: color 0.2s;
    word-break: break-word;
}
.option-btn:hover .option-text {
    color: #111827;
}

.share-wrapper {
    position: relative;
}
.share-dropdown {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.5rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    padding: 0.25rem;
    min-width: 140px;
    z-index: 50;
    display: none;
    animation: fadeIn 0.2s ease;
}
.share-dropdown.active {
    display: block;
}
.share-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.75rem;
    font-size: 0.875rem;
    color: #374151;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background 0.2s;
}
.share-option:hover {
    background: #f3f4f6;
    color: #111827;
}

.section-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.section-header h3 {
    font-size: 0.875rem;
    font-weight: 700;
    color: #111827;
    letter-spacing: -0.025em;
}
.view-all {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 11px;
    font-weight: 600;
    color: #06bbcc;
    transition: color 0.2s;
    white-space: nowrap;
}
.view-all:hover {
    color: #05a0b0;
}
.view-all svg {
    width: 0.75rem;
    height: 0.75rem;
}

.related-questions-block {
    margin-top: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    overflow: hidden;
}
.related-list {
    display: flex;
    flex-direction: column;
}
.related-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-bottom: 1px solid #f9fafb;
    transition: background 0.2s;
}
.related-item:last-child {
    border-bottom: none;
}
.related-item:hover {
    background: #f9fafb;
}
.icon-circle {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.125rem;
    transition: background 0.2s;
}
.related-item:hover .icon-circle {
    background: rgba(6, 187, 204, 0.1);
}
.icon-circle svg {
    width: 0.75rem;
    height: 0.75rem;
    color: #9ca3af;
    transition: color 0.2s;
}
.related-item:hover .icon-circle svg {
    color: #06bbcc;
}

.related-content {
    flex: 1;
    min-width: 0;
}
.related-title {
    font-size: 13px !important;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.375rem;
    line-height: 1.4;
    transition: color 0.2s;
    word-break: break-word;
}
.related-item:hover .related-title {
    color: #111827;
}
.related-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}
.tag-meta {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}
.dot {
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
}
.dot-easy {
    background: #34d399;
}
.dot-medium {
    background: #fbbf24;
}
.dot-hard {
    background: #fb7185;
}

.text-easy,
.text-medium,
.text-hard {
    font-size: 11px !important;
    font-weight: 600;
}
.text-easy {
    color: #059669;
}
.text-medium {
    color: #d97706;
}
.text-hard {
    color: #e11d48;
}

.flame-icon {
    width: 0.75rem;
    height: 0.75rem;
}
.arrow-icon {
    width: 0.875rem;
    height: 0.875rem;
    color: #d1d5db;
    margin-top: 0.25rem;
    flex-shrink: 0;
    transition: color 0.2s;
}
.related-item:hover .arrow-icon,
.quiz-item:hover .arrow-icon {
    color: #06bbcc;
}

.quiz-list {
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.quiz-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 0.75rem;
    transition: background 0.2s;
}
.quiz-item:hover {
    background: #f9fafb;
}
.quiz-icon {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.75rem;
    background: #f5f3ff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--violet);
    transition: background 0.2s;
}
.quiz-item:hover .quiz-icon {
    background: #ede9fe;
}
.quiz-icon svg {
    width: 1.125rem;
    height: 1.125rem;
}
.quiz-content {
    flex: 1;
    min-width: 0;
}
.quiz-title {
    font-size: 13px !important;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.375rem;
    line-height: 1.4;
    word-break: break-word;
}
.quiz-item:hover .quiz-title {
    color: #111827;
}
.quiz-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.badge {
    font-size: 10px;
    font-weight: 700;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    border: 1px solid;
    white-space: nowrap;
}
.badge-easy {
    color: #047857;
    background: #ecfdf5;
    border-color: #a7f3d0;
}
.badge-medium {
    color: #b45309;
    background: #fffbeb;
    border-color: #fef3c7;
}
.badge-hard {
    color: #be123c;
    background: #fff1f2;
    border-color: #fecdd3;
}

.premium-card {
    background: linear-gradient(
        135deg,
        rgb(6, 187, 204) 0%,
        rgb(4, 153, 168) 100%
    );
    border-radius: 1rem;
    padding: 1.25rem;
    color: white;
}
.premium-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}
.crown-box {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.crown-icon {
    width: 1.125rem;
    height: 1.125rem;
    color: white;
}
.premium-badge {
    font-size: 0.625rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.7);
}
.premium-title {
    font-size: 0.875rem;
    font-weight: 900;
    letter-spacing: -0.025em;
    line-height: 1.2;
}
.premium-features {
    list-style: none;
    margin-bottom: 1rem;
}
.premium-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.375rem;
}
.check {
    font-size: 0.6875rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
}
.premium-action-btn {
    display: block;
    width: 100%;
    text-align: center;
    font-weight: 900;
    font-size: 0.8125rem;
    padding: 0.5rem;
    border-radius: 0.75rem;
    background: white;
    color: rgb(4, 153, 168);
    transition: background 0.2s;
    letter-spacing: -0.025em;
}
.premium-action-btn:hover {
    background: rgba(255, 255, 255, 0.9);
}

.rationale-container {
    border: 1px solid #e2e8f0;
    border-radius: 0.75rem;
    overflow: hidden;
    animation: fadeIn 0.3s ease-in-out;
}
.rationale-header {
    background-color: #eefafc;
    padding: 1.25rem 1.5rem;
}
.rationale-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    color: #0f172a;
}
.rationale-title svg {
    width: 1.25rem;
    height: 1.25rem;
    color: #06bbcc;
}
.rationale-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background-color: #d1fae5;
    color: #059669;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-top: 0.75rem;
}
.rationale-status svg {
    width: 1rem;
    height: 1rem;
}
.rationale-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background-color: white;
}
.rationale-card {
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 1rem;
    overflow-x: auto;
}
.correct-card {
    border-color: #a7f3d0;
    background-color: #f0fdf4;
}
.card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}
.rationale-card .card-header {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 0.25rem 0.5rem;
    align-items: start;
}
.correct-card .card-header svg {
    width: 1.25rem;
    height: 1.25rem;
    color: #059669;
    flex-shrink: 0;
    grid-column: 1;
    grid-row: 2;
    margin-top: 0.1rem;
}
.incorrect-card .card-header svg {
    width: 1.25rem;
    height: 1.25rem;
    color: #94a3b8;
    flex-shrink: 0;
    grid-column: 1;
    grid-row: 2;
    margin-top: 0.1rem;
}
.card-title {
    font-weight: 700;
    font-size: 0.9375rem;
}
.rationale-card .card-title {
    grid-column: 2;
    grid-row: 2;
    line-height: 1.4;
}
.correct-card .card-title {
    color: #059669;
}
.incorrect-card .card-title {
    color: #64748b;
}
.badge-correct {
    background-color: #d1fae5;
    color: #059669;
    font-size: 0.625rem;
    font-weight: 800;
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    letter-spacing: 0.05em;
    grid-column: 1 / -1;
    grid-row: 1;
    justify-self: start;
    margin-bottom: 0.25rem;
}
.card-desc {
    font-size: 0.875rem;
    color: #475569;
    line-height: 1.6;
    word-break: break-word;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(2px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.2s ease-out;
}
.modal-box {
    background: white;
    border-radius: 1rem;
    width: 100%;
    max-width: 480px;
    padding: 2rem;
    position: relative;
    box-shadow:
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04);
}
.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: #94a3b8;
    transition: color 0.2s;
    padding: 0.5rem;
}
.modal-close:hover {
    color: #475569;
}
.modal-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: #0f172a;
    text-align: center;
    margin-bottom: 1.5rem;
    word-break: break-word;
}
.emoji-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}
.emoji-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.75rem;
    background: white;
    color: #475569;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    text-align: left;
}
.emoji-btn:hover {
    border-color: #cbd5e1;
    background: #f8fafc;
}
.emoji-btn.active {
    border-color: #06bbcc;
    background: #f0fcfd;
    color: #0f172a;
}
.emoji-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.feedback-section {
    margin-bottom: 1.5rem;
}
.feedback-section label {
    display: block;
    font-size: 0.8125rem;
    color: #64748b;
    margin-bottom: 0.5rem;
}
.feedback-section textarea {
    width: 100%;
    min-height: 80px;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.75rem;
    font-size: 0.875rem;
    font-family: inherit;
    resize: vertical;
    outline: none;
    transition: border-color 0.2s;
}
.feedback-section textarea:focus {
    border-color: #06bbcc;
}
.modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.btn-skip {
    color: #94a3b8;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem;
}
.btn-skip:hover {
    color: #64748b;
}
.btn-submit {
    background-color: #06BBCC;
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    transition: none;
}
.btn-submit:hover {
    background-color: #059fe9;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@media (max-width: 639px) {
    .container-custom {
        padding: 0;
    }
    .nav-container,
    .breadcrumbs {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    .card,
    .premium-card {
        border-radius: 0 !important;
        border-left: none !important;
        border-right: none !important;
        margin-bottom: 1rem;
    }
    .question-card {
        padding: 1.25rem 1rem !important;
    }
    .premium-card {
        padding: 1.5rem 1rem !important;
    }
    .options-container {
        gap: 0.5rem;
    }
    .option-box {
        padding: 0.75rem 1rem;
    }
    .question-title {
        font-size: 1.15rem;
    }
    .rationale-header,
    .rationale-body {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    .related-item {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    .section-header {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (max-width: 380px) {
    .container-custom {
        padding: 0;
    }
    .nav-container,
    .breadcrumbs {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    .question-card {
        padding: 1rem 0.75rem !important;
    }
    .brand-name {
        display: none;
    }
    .question-header {
        display: flex;
        flex-direction: column-reverse;
    }
    .action-buttons {
        position: relative;
        top: 0;
        align-self: flex-end;
        margin-bottom: 0.5rem;
    }
    .question-title {
        padding-right: 0;
        font-size: 1.05rem;
    }
    .emoji-grid {
        grid-template-columns: 1fr;
    }
    .modal-box {
        padding: 1.25rem;
        margin: 0.5rem;
    }
    .modal-footer {
        flex-direction: column-reverse;
    }
    .btn-submit {
        width: 100%;
        text-align: center;
    }
}

.option-btn.is-correct .option-box {
    border-color: #10b981 !important;
    background-color: #d1fae5 !important;
}
.option-btn.is-correct .option-letter {
    background-color: #059669 !important;
    color: white !important;
}
.option-btn.is-correct .option-text {
    color: #047857 !important;
    font-weight: 600;
}

.option-btn.is-incorrect .option-box {
    border-color: #f43f5e !important;
    background-color: #fee2e2 !important;
}
.option-btn.is-incorrect .option-letter {
    background-color: #e11d48 !important;
    color: white !important;
}
.option-btn.is-incorrect .option-text {
    color: #dc2626 !important;
    font-weight: 600;
}

.flex {
    display: flex;
}
.flex-wrap {
    flex-wrap: wrap;
}
.gap-3 {
    gap: 0.75rem;
}
.gap-2 {
    gap: 0.5rem;
}
.items-center {
    align-items: center;
}
.px-3 {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}
.py-1-5 {
    padding-top: 0.375rem;
    padding-bottom: 0.375rem;
}
.rounded-lg {
    border-radius: 0.5rem;
}
.text-sm {
    font-size: 0.875rem;
    line-height: 1.25rem;
}
.font-semibold {
    font-weight: 600;
}
.bg-red-100 {
    background-color: #fee2e2;
}
.text-red-600 {
    color: #dc2626;
}
.bg-emerald-100 {
    background-color: #d1fae5;
}
.text-emerald-700 {
    color: #047857;
}
.w-4 {
    width: 1rem;
}
.h-4 {
    height: 1rem;
}
.svg-shrink-0 svg {
    flex-shrink: 0;
}

.rationale-card.user-selected-wrong {
    background-color: #fef2f2 !important;
    border-color: #fca5a5 !important;
}
.rationale-card.user-selected-wrong .card-header svg {
    color: #ef4444 !important;
}
.rationale-card.user-selected-wrong .card-title {
    color: #dc2626 !important;
}

.badge-incorrect {
    display: none;
    background-color: #fee2e2;
    color: #dc2626;
    font-size: 0.625rem;
    font-weight: 800;
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    letter-spacing: 0.05em;
    grid-column: 1 / -1;
    grid-row: 1;
    justify-self: start;
    margin-bottom: 0.25rem;
}

.rationale-card.user-selected-wrong .badge-incorrect {
    display: block;
}

.option-btn.is-selected .option-box {
    border-color: #06bbcc !important;
    background-color: #f0fcfd !important;
}
.option-btn.is-selected .option-letter {
    background-color: #06bbcc !important;
    color: #ffffff !important;
}
.option-btn.is-selected .option-text {
    color: #0f172a !important;
}