/* PracticeTestVault exam experience */
.ptv-exam-container {
    width: 100%;
    color: #22314f;
    background-color: #f6fbff;
    background:
        radial-gradient(circle at top right, rgba(116, 194, 255, 0.2), transparent 22rem),
        radial-gradient(circle at bottom left, rgba(255, 216, 158, 0.22), transparent 22rem),
        linear-gradient(180deg, #fffaf0, #f6fbff);
    border: 1px solid rgba(88, 132, 204, 0.16);
    border-radius: 32px;
    padding: 2rem;
    box-shadow: 0 26px 60px rgba(34, 49, 79, 0.12);
}

.ptv-exam-header {
    display: block;
    margin-bottom: 2rem;
}

.ptv-exam-header__copy {
    min-width: 0;
}

.ptv-exam-kicker,
.ptv-results-kicker,
.ptv-lockbox-kicker {
    margin: 0 0 0.75rem;
    color: #2d7bd6;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.72rem;
    font-weight: 700;
}

.ptv-exam-header h2 {
    margin: 0;
    color: #15233f;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    line-height: 1.1;
}

.ptv-exam-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.ptv-exam-meta span,
.ptv-question-domain {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border: 1px solid rgba(88, 132, 204, 0.16);
    background: rgba(255, 255, 255, 0.8);
    padding: 0.55rem 0.85rem;
    border-radius: 999px;
    color: #35507d;
    font-size: 0.9rem;
}

.ptv-timer-label,
.ptv-mode-copy {
    margin: 0;
    color: #56709f;
    font-size: 0.9rem;
}

.ptv-mode-copy {
    margin-top: 0.75rem;
    max-width: none;
    margin-left: 0;
}

.ptv-session-note {
    margin: 0.7rem 0 0;
    color: #55709a;
    font-size: 0.85rem;
    max-width: none;
    margin-left: 0;
}

.ptv-timer {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    margin-top: 0.55rem;
    padding: 0.9rem 1rem;
    border-radius: 18px;
    background: linear-gradient(135deg, #fecc66, #ff7c5d);
    color: #19140b;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.ptv-timer.is-warning {
    background: linear-gradient(135deg, #ff9c6b, #ff4d5d);
    color: #fff7f7;
}

.ptv-alert {
    border-radius: 20px;
    padding: 1rem 1.15rem;
    margin-bottom: 1.5rem;
    font-size: 0.98rem;
}

.ptv-alert-trial {
    background: rgba(255, 238, 201, 0.82);
    border: 1px solid rgba(238, 188, 79, 0.28);
    color: #7b5607;
}

.ptv-progress-shell {
    margin-bottom: 1.4rem;
}

.ptv-progress-meta {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.6rem;
    color: #50698f;
    font-size: 0.92rem;
}

.ptv-progress-title {
    font-weight: 700;
}

.ptv-progress-track {
    width: 100%;
    height: 0.7rem;
    border-radius: 999px;
    background: rgba(53, 80, 125, 0.1);
    overflow: hidden;
}

.ptv-progress-bar {
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(135deg, #79d6ff, #88ffc9);
    transition: width 0.25s ease;
}

.ptv-session-shell {
    margin-bottom: 1.4rem;
    padding: 0.95rem;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(88, 132, 204, 0.14);
    box-shadow: 0 16px 34px rgba(34, 49, 79, 0.06);
}

.ptv-session-summary {
    display: grid;
    grid-template-columns: minmax(220px, 260px) minmax(0, 1fr);
    gap: 0.75rem;
    align-items: stretch;
}

.ptv-session-timer-card,
.ptv-session-dashboard,
.ptv-session-map {
    min-width: 0;
}

.ptv-session-timer-card {
    padding: 0.8rem 0.85rem 0.75rem;
    border-radius: 18px;
    background:
        radial-gradient(circle at top left, rgba(255, 210, 109, 0.18), transparent 11rem),
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 251, 255, 0.96));
    border: 1px solid rgba(88, 132, 204, 0.12);
}

.ptv-session-dashboard {
    display: grid;
    gap: 0.55rem;
}

.ptv-timer-label {
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 800;
}

.ptv-session-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.55rem;
}

.ptv-session-stat {
    padding: 0.62rem 0.7rem;
    border-radius: 14px;
    background: rgba(245, 249, 255, 0.95);
    border: 1px solid rgba(88, 132, 204, 0.1);
}

.ptv-session-stat span {
    display: block;
    color: #607697;
    font-size: 0.66rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}

.ptv-session-stat strong {
    display: block;
    margin-top: 0.25rem;
    color: #13213d;
    font-size: 1.05rem;
}

.ptv-session-feedback {
    margin: 0.45rem 0 0;
    color: #546f98;
}

.ptv-session-feedback {
    display: none;
    font-size: 0.92rem;
    font-weight: 700;
    color: #1c4d96;
}

.ptv-session-feedback.has-message {
    display: block;
}

.ptv-session-map {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(88, 132, 204, 0.12);
}

.ptv-session-map__header {
    display: flex;
    justify-content: space-between;
    gap: 0.7rem;
    align-items: center;
    flex-wrap: wrap;
}

.ptv-session-map__kicker {
    color: #2d7bd6;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.68rem;
    font-weight: 800;
}

.ptv-session-map__legend {
    color: #607697;
    font-size: 0.74rem;
    white-space: nowrap;
}

.ptv-session-map__timer {
    display: none;
}

.ptv-session-map__timer-label {
    color: #607697;
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.ptv-timer--map {
    min-width: auto;
    width: auto;
    margin: 0;
    padding: 0;
    background: transparent;
    box-shadow: none;
    font-size: 1rem;
    color: #16386d;
}

.ptv-timer--map.is-warning {
    background: transparent;
    color: #cf5537;
}

.ptv-question-palette-wrap {
    position: relative;
    margin-top: 0.45rem;
}

.ptv-question-palette {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    gap: 0.45rem;
    padding: 0.1rem 0 0.35rem;
    scroll-snap-type: x proximity;
    scrollbar-width: thin;
    scrollbar-color: rgba(45, 123, 214, 0.35) rgba(88, 132, 204, 0.08);
}

body.ptv-exam-workspace-body .ptv-question-palette-wrap {
    max-height: 10.75rem;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: 0.24rem;
    scrollbar-width: thin;
    scrollbar-color: rgba(45, 123, 214, 0.35) rgba(88, 132, 204, 0.08);
}

body.ptv-exam-workspace-body .ptv-question-palette {
    overflow: visible;
    flex-wrap: wrap;
    align-content: flex-start;
    scroll-snap-type: none;
    gap: 0.34rem;
    padding-bottom: 0;
}

body.ptv-exam-workspace-body .ptv-palette-btn.is-window-hidden {
    display: none;
}

.ptv-palette-btn {
    flex: 0 0 2.7rem;
    border: 1px solid rgba(88, 132, 204, 0.16);
    background: rgba(255, 255, 255, 0.96);
    color: #20304b;
    border-radius: 14px;
    min-height: 2.7rem;
    font: inherit;
    font-weight: 700;
    font-size: 0.92rem;
    cursor: pointer;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
    scroll-snap-align: center;
}

.ptv-palette-btn:hover,
.ptv-palette-btn:focus {
    transform: translateY(-1px);
    border-color: rgba(45, 123, 214, 0.28);
}

.ptv-palette-btn.is-current {
    background: linear-gradient(135deg, #16386d, #2d7bd6);
    color: #f7fbff;
    border-color: transparent;
}

.ptv-palette-btn.is-answered:not(.is-current) {
    background: rgba(232, 251, 240, 0.96);
    border-color: rgba(62, 211, 140, 0.22);
    color: #11613b;
}

.ptv-palette-btn.is-flagged:not(.is-current) {
    box-shadow: inset 0 0 0 2px rgba(242, 187, 90, 0.42);
}

.ptv-palette-gap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 1.35rem;
    min-width: 1.35rem;
    color: #6880a3;
    font-weight: 700;
    font-size: 0.88rem;
}

.ptv-question-block {
    background-color: #ffffff;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(88, 132, 204, 0.14);
    padding: 1.65rem;
    margin-bottom: 1.4rem;
    border-radius: 24px;
    box-shadow: 0 14px 30px rgba(34, 49, 79, 0.06);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.ptv-question-block:not(.is-active) {
    display: none;
}

.ptv-question-block:hover {
    transform: translateY(-2px);
    border-color: rgba(66, 150, 255, 0.28);
    box-shadow: 0 18px 34px rgba(34, 49, 79, 0.1);
}

.ptv-question-block.is-correct {
    border-color: rgba(62, 211, 140, 0.36);
}

.ptv-question-block.is-incorrect {
    border-color: rgba(255, 122, 122, 0.28);
}

.ptv-question-block.is-flagged {
    box-shadow: 0 0 0 2px rgba(242, 187, 90, 0.16), 0 14px 30px rgba(34, 49, 79, 0.06);
}

.ptv-question-topline {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.ptv-question-topline__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.ptv-question-number {
    color: #2c74cf;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.ptv-flag-btn {
    border: 1px solid rgba(88, 132, 204, 0.16);
    background: rgba(255, 255, 255, 0.94);
    color: #20304b;
    border-radius: 999px;
    padding: 0.55rem 0.95rem;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.ptv-flag-btn:hover,
.ptv-flag-btn:focus {
    border-color: rgba(242, 187, 90, 0.4);
    color: #9b6400;
}

.ptv-flag-btn.is-flagged,
.ptv-question-block.is-flagged .ptv-flag-btn {
    background: rgba(255, 247, 228, 0.98);
    border-color: rgba(242, 187, 90, 0.42);
    color: #9b6400;
}

.ptv-question-block h3 {
    margin: 0 0 0.75rem;
    font-size: 1.32rem;
    line-height: 1.35;
    color: #13213f;
}

.ptv-question-content {
    color: #51698f;
    font-size: 1rem;
    margin-bottom: 1.1rem;
}

.ptv-question-content table,
.ptv-review-panel table,
.ptv-explanation table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.ptv-question-content th,
.ptv-question-content td,
.ptv-review-panel th,
.ptv-review-panel td,
.ptv-explanation th,
.ptv-explanation td {
    padding: 0.7rem 0.8rem;
    border: 1px solid rgba(88, 132, 204, 0.12);
    text-align: left;
    vertical-align: top;
}

.ptv-question-content p {
    margin: 0;
}

.ptv-options-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.8rem;
}

.ptv-options-list label {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    cursor: pointer;
    padding: 1rem 1.1rem;
    border-radius: 18px;
    background-color: #f5f9ff;
    border: 1px solid rgba(88, 132, 204, 0.14);
    background: rgba(245, 249, 255, 0.96);
    color: #1e2e4a;
    transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.ptv-options-list label:hover {
    transform: translateY(-1px);
    border-color: rgba(66, 150, 255, 0.3);
    background: #ffffff;
}

.ptv-options-list label.is-selected {
    border-color: rgba(45, 123, 214, 0.42);
    background: rgba(232, 243, 255, 0.96);
}

.ptv-options-list label.is-correct {
    border-color: rgba(62, 211, 140, 0.5);
    background: rgba(228, 251, 239, 0.96);
}

.ptv-options-list label.is-incorrect {
    border-color: rgba(255, 122, 122, 0.44);
    background: rgba(255, 239, 241, 0.96);
}

.ptv-options-list input[type="radio"] {
    margin: 0;
    transform: scale(1.2);
    accent-color: #79d6ff;
}

.ptv-option-copy {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ptv-option-letter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.9rem;
    height: 1.9rem;
    border-radius: 999px;
    background: rgba(45, 123, 214, 0.1);
    border: 1px solid rgba(45, 123, 214, 0.18);
    color: #2d7bd6;
    font-weight: 700;
    flex-shrink: 0;
}

.ptv-submit-btn {
    width: 100%;
    border: none;
    border-radius: 18px;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    cursor: pointer;
    color: #07111f;
    background: linear-gradient(135deg, #79d6ff, #88ffc9);
    box-shadow: 0 20px 35px rgba(20, 184, 166, 0.16);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ptv-submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 24px 40px rgba(20, 184, 166, 0.26);
}

.ptv-submit-btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
    transform: none;
}

.ptv-submit-btn--buy {
    text-decoration: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
    text-align: center;
}

.ptv-submit-btn__label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.ptv-submit-btn__price {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.32rem 0.68rem;
    border-radius: 999px;
    background: rgba(7, 17, 31, 0.12);
    color: #07111f;
    font-size: 0.88rem;
    font-weight: 800;
    line-height: 1;
    white-space: nowrap;
}

.ptv-navigation-shell {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.85rem;
    margin: 1rem 0 1.5rem;
    flex-wrap: wrap;
}

.ptv-nav-status {
    color: #3d567f;
    font-weight: 700;
    text-align: center;
    flex: 0 0 100%;
    width: 100%;
}

.ptv-nav-btn,
.ptv-submit-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 148px;
}

.ptv-nav-btn {
    border: 1px solid rgba(88, 132, 204, 0.16);
    background: rgba(255, 255, 255, 0.86);
    color: #20304b;
    border-radius: 14px;
    padding: 0.9rem 1rem;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    min-width: 120px;
}

.ptv-nav-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.ptv-submit-inline {
    width: auto;
    min-width: 160px;
}

.is-hidden {
    display: none !important;
}

.ptv-lockbox {
    margin: 0 0 1.5rem;
    padding: 1.5rem;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(232, 244, 255, 0.98), rgba(245, 250, 255, 0.98));
    border: 1px solid rgba(88, 132, 204, 0.16);
    text-align: center;
}

.ptv-lockbox h3 {
    margin: 0 0 0.75rem;
    color: #142440;
    font-size: 1.6rem;
}

.ptv-lockbox p {
    margin: 0 0 1.25rem;
    color: #54709b;
}

.ptv-exam-results {
    margin-top: 1.5rem;
}

.ptv-results-card {
    background-color: #ffffff;
    border-radius: 24px;
    padding: 1.6rem;
    text-align: center;
    border: 1px solid rgba(88, 132, 204, 0.14);
    background: rgba(255, 255, 255, 0.92);
}

.ptv-results-card.is-pass {
    background: linear-gradient(180deg, rgba(232, 251, 240, 0.98), rgba(245, 255, 249, 0.98));
    border-color: rgba(62, 211, 140, 0.28);
}

.ptv-results-card.is-fail {
    background: linear-gradient(180deg, rgba(255, 240, 242, 0.98), rgba(255, 248, 248, 0.98));
    border-color: rgba(255, 122, 122, 0.22);
}

.ptv-results-card h3 {
    margin: 0;
    color: #12213d;
    font-size: clamp(2.2rem, 5vw, 3.4rem);
}

.ptv-results-score,
.ptv-results-status,
.ptv-results-threshold {
    margin: 0.45rem 0 0;
    color: #4f698f;
}

.ptv-results-snapshot {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
    margin-top: 1.2rem;
}

.ptv-results-stat {
    padding: 0.95rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(88, 132, 204, 0.12);
}

.ptv-results-stat span {
    display: block;
    color: #607697;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}

.ptv-results-stat strong {
    display: block;
    margin-top: 0.35rem;
    color: #13213d;
    font-size: 1.25rem;
}

.ptv-results-focus {
    margin-top: 1.2rem;
    padding: 1rem 1.05rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(88, 132, 204, 0.12);
    text-align: left;
}

.ptv-results-focus h4 {
    margin: 0 0 0.8rem;
    color: #13213d;
}

.ptv-results-focus ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.7rem;
}

.ptv-results-focus li {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    color: #4f698f;
}

.ptv-results-focus li strong {
    color: #13213d;
}

.ptv-results-next-step {
    margin-top: 1.2rem;
    padding: 1rem 1.05rem;
    border-radius: 18px;
    background: rgba(244, 249, 255, 0.92);
    border: 1px solid rgba(88, 132, 204, 0.14);
    text-align: left;
}

.ptv-results-next-step h4 {
    margin: 0 0 0.55rem;
    color: #13213d;
    font-size: 1rem;
}

.ptv-results-next-step p {
    margin: 0;
    color: #4f698f;
}

.ptv-results-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 0.95rem;
}

.ptv-results-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.8rem;
    padding: 0.78rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(88, 132, 204, 0.18);
    background: rgba(255, 255, 255, 0.96);
    color: #17315a;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.ptv-results-link:hover,
.ptv-results-link:focus {
    transform: translateY(-1px);
    border-color: rgba(45, 123, 214, 0.28);
}

.ptv-results-link.is-primary {
    background: linear-gradient(135deg, #16386d, #2d7bd6);
    border-color: transparent;
    color: #f7fbff;
}

.ptv-results-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
    margin-top: 1.15rem;
}

.ptv-results-action {
    border: 1px solid rgba(88, 132, 204, 0.16);
    background: rgba(255, 255, 255, 0.94);
    color: #20304b;
    border-radius: 999px;
    padding: 0.72rem 1rem;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.ptv-results-action:hover,
.ptv-results-action:focus {
    transform: translateY(-1px);
    border-color: rgba(45, 123, 214, 0.28);
}

.ptv-results-action.is-active {
    background: linear-gradient(135deg, #16386d, #2d7bd6);
    color: #f7fbff;
    border-color: transparent;
}

.ptv-results-action--reset {
    background: rgba(255, 247, 228, 0.96);
    border-color: rgba(242, 187, 90, 0.3);
    color: #7d5200;
}

.ptv-results-note,
.ptv-review-empty {
    margin: 1rem 0 0;
    color: #607697;
}

.ptv-review-empty {
    font-weight: 700;
}

.ptv-explanation {
    margin-top: 1rem;
}

.ptv-review {
    background-color: #f9fcff;
    background: rgba(249, 252, 255, 0.96);
    border: 1px solid rgba(88, 132, 204, 0.12);
    border-radius: 20px;
    padding: 1.2rem;
}

.ptv-review-answer,
.ptv-review-objective {
    margin: 0;
    color: #162641;
}

.ptv-review-panel {
    margin-top: 1rem;
    padding: 1rem 1rem 0.25rem;
    border-radius: 18px;
    background: rgba(243, 248, 255, 0.96);
    border: 1px solid rgba(88, 132, 204, 0.12);
    color: #425b83;
}

.ptv-review-panel--muted {
    border-color: rgba(255, 122, 122, 0.16);
    background: rgba(255, 241, 243, 0.98);
}

.ptv-review-panel--accent {
    border-color: rgba(255, 196, 93, 0.18);
    background: rgba(255, 247, 228, 0.98);
}

.ptv-review-panel--memory {
    border-color: rgba(121, 214, 255, 0.24);
    background: linear-gradient(180deg, rgba(232, 248, 255, 0.98), rgba(242, 255, 249, 0.98));
}

.ptv-review-panel h4 {
    margin: 0 0 0.5rem;
    color: #13213d;
    font-size: 0.98rem;
}

.ptv-review-panel p {
    margin: 0 0 0.75rem;
}

.ptv-rationale-list {
    display: grid;
    gap: 0.85rem;
}

.ptv-analogy-list {
    display: grid;
    gap: 0.85rem;
}

.ptv-analogy-item {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(88, 132, 204, 0.12);
    border-radius: 16px;
    padding: 0.95rem 1rem;
}

.ptv-analogy-item p {
    margin: 0.45rem 0 0;
    color: #26405f;
}

.ptv-analogy-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    background: rgba(45, 123, 214, 0.1);
    color: #2d7bd6;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.ptv-rationale-item {
    background-color: #ffffff;
    padding: 0.95rem 1rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(88, 132, 204, 0.1);
}

.ptv-rationale-item.is-correct {
    border-color: rgba(62, 211, 140, 0.28);
    background: rgba(232, 251, 240, 0.96);
}

.ptv-rationale-item.is-selected:not(.is-correct) {
    border-color: rgba(255, 122, 122, 0.24);
    background: rgba(255, 239, 241, 0.96);
}

.ptv-rationale-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin: 0 0 0.55rem;
    color: #162641;
}

.ptv-rationale-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    background: rgba(45, 123, 214, 0.1);
    color: #2d7bd6;
    font-size: 0.76rem;
    font-weight: 700;
    white-space: nowrap;
}

.ptv-rationale-copy {
    color: #4d678d;
}

@media (max-width: 900px) {
    .ptv-exam-container {
        padding: 1.35rem;
        border-radius: 24px;
    }

    .ptv-question-topline {
        flex-direction: column;
        align-items: flex-start;
    }

    .ptv-exam-header {
        margin-bottom: 1.2rem;
    }

    .ptv-session-summary {
        grid-template-columns: 1fr;
    }

    .ptv-mode-copy {
        max-width: none;
    }

    .ptv-session-note {
        max-width: none;
    }

    .ptv-session-map__header {
        flex-direction: column;
        align-items: flex-start;
    }

    .ptv-session-map__legend {
        white-space: normal;
    }

    .ptv-rationale-option {
        flex-direction: column;
        align-items: flex-start;
    }

    .ptv-results-focus li {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 720px) {
    .ptv-exam-container {
        padding: 0.78rem;
        border-radius: 18px;
        box-shadow: 0 14px 30px rgba(34, 49, 79, 0.08);
    }

    .ptv-exam-header {
        gap: 0.7rem;
        margin-bottom: 0.8rem;
    }

    .ptv-exam-header h2 {
        font-size: 1.45rem;
        line-height: 1.16;
    }

    .ptv-exam-meta {
        gap: 0.45rem;
        margin-top: 0.75rem;
    }

    .ptv-exam-meta span,
    .ptv-question-domain {
        padding: 0.45rem 0.7rem;
        font-size: 0.82rem;
    }

    .ptv-session-shell {
        padding: 0.7rem;
        border-radius: 18px;
        margin-bottom: 0.85rem;
    }

    .ptv-session-summary {
        gap: 0.65rem;
    }

    .ptv-session-timer-card {
        display: none;
    }

    .ptv-timer {
        min-width: 0;
        width: 100%;
        justify-content: flex-start;
        padding: 0.72rem 0.85rem;
        margin-top: 0.45rem;
        font-size: 1.12rem;
    }

    .ptv-mode-copy {
        margin-top: 0.45rem;
        font-size: 0.84rem;
    }

    .ptv-session-note {
        margin-top: 0.4rem;
        font-size: 0.8rem;
    }

    .ptv-alert {
        padding: 0.9rem 0.95rem;
        margin-bottom: 1rem;
        font-size: 0.92rem;
    }

    .ptv-progress-shell {
        margin-bottom: 0.85rem;
    }

    .ptv-progress-meta {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 0.35rem 0.75rem;
        margin-bottom: 0.45rem;
        font-size: 0.84rem;
    }

    .ptv-question-block {
        padding: 0.9rem 0.85rem;
        border-radius: 16px;
        margin-bottom: 0.85rem;
    }

    .ptv-session-stats,
    .ptv-results-snapshot {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 0.38rem;
    }

    .ptv-session-stat,
    .ptv-results-stat {
        padding: 0.58rem 0.52rem;
        border-radius: 12px;
    }

    .ptv-session-stat span,
    .ptv-results-stat span {
        font-size: 0.62rem;
    }

    .ptv-session-stat strong,
    .ptv-results-stat strong {
        font-size: 0.9rem;
    }

    .ptv-question-palette {
        gap: 0.42rem;
        padding-bottom: 0.25rem;
    }

    .ptv-palette-btn {
        flex-basis: 2.35rem;
        min-height: 2.35rem;
        border-radius: 12px;
        font-size: 0.8rem;
    }

    body.ptv-exam-workspace-body .ptv-question-palette-wrap {
        max-height: 8.15rem;
    }

    body.ptv-exam-workspace-body .ptv-question-palette {
        overflow: visible;
        scroll-snap-type: none;
        padding-bottom: 0;
        gap: 0.36rem;
    }

    body.ptv-exam-workspace-body .ptv-palette-btn {
        flex: 0 0 2.2rem;
        min-width: 2.2rem;
        min-height: 2.2rem;
        font-size: 0.76rem;
    }

    .ptv-session-map {
        margin-top: 0.35rem;
        padding-top: 0.45rem;
    }

    .ptv-session-map__header {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: start;
        gap: 0.28rem 0.6rem;
        margin-bottom: 0.1rem;
    }

    .ptv-session-map__timer {
        display: inline-flex;
        align-items: center;
        gap: 0.48rem;
        justify-self: end;
        padding: 0.48rem 0.7rem;
        border-radius: 999px;
        background: linear-gradient(135deg, #fecc66, #ff7c5d);
        border: 1px solid rgba(255, 160, 93, 0.32);
        box-shadow: 0 12px 24px rgba(255, 124, 93, 0.22);
    }

    .ptv-session-map__kicker {
        align-self: center;
    }

    .ptv-session-map__timer-label {
        color: rgba(25, 20, 11, 0.72);
        font-size: 0.58rem;
        font-weight: 800;
    }

    .ptv-timer--map {
        color: #19140b;
        font-size: 0.96rem;
        font-weight: 800;
    }

    .ptv-timer--map.is-warning {
        color: #fff7f7;
    }

    .ptv-session-map__legend {
        grid-column: 1 / -1;
        font-size: 0.68rem;
        white-space: normal;
    }

    .ptv-question-block h3 {
        font-size: 1.08rem;
        line-height: 1.45;
    }

    .ptv-question-topline {
        align-items: flex-start;
    }

    .ptv-question-topline__meta {
        gap: 0.5rem;
    }

    .ptv-flag-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.82rem;
    }

    .ptv-question-content {
        font-size: 0.96rem;
        line-height: 1.65;
    }

    .ptv-options-list {
        gap: 0.65rem;
    }

    .ptv-question-content table,
    .ptv-review-panel table,
    .ptv-explanation table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        background: rgba(255, 255, 255, 0.96);
        border-radius: 14px;
    }

    .ptv-question-content th,
    .ptv-question-content td,
    .ptv-review-panel th,
    .ptv-review-panel td,
    .ptv-explanation th,
    .ptv-explanation td {
        white-space: normal;
        min-width: 140px;
    }

    .ptv-options-list label {
        align-items: flex-start;
        padding: 0.8rem 0.78rem;
        gap: 0.65rem;
        border-radius: 15px;
    }

    .ptv-option-copy {
        align-items: flex-start;
        gap: 0.65rem;
        min-width: 0;
        width: 100%;
    }

    .ptv-option-copy > span:last-child {
        min-width: 0;
        overflow-wrap: anywhere;
    }

    .ptv-option-letter {
        width: 1.7rem;
        height: 1.7rem;
        font-size: 0.88rem;
    }

    .ptv-navigation-shell {
        display: flex;
        justify-content: center;
        gap: 0.45rem;
        align-items: center;
        margin: 0.65rem 0 0.9rem;
    }

    .ptv-nav-status {
        grid-column: 1 / -1;
        width: auto;
        min-height: 0;
        padding: 0.15rem 0 0.05rem;
        font-size: 0.9rem;
    }

    .ptv-nav-btn,
    .ptv-submit-btn,
    .ptv-submit-inline {
        width: auto;
        min-width: 9.4rem;
        flex: 1 1 9.4rem;
        max-width: 13rem;
        padding: 0.85rem 0.9rem;
        border-radius: 14px;
    }

    .ptv-prev-btn:disabled {
        display: none;
    }

    .ptv-lockbox,
    .ptv-results-card,
    .ptv-review,
    .ptv-review-panel,
    .ptv-rationale-item {
        padding-left: 0.9rem;
        padding-right: 0.9rem;
        border-radius: 16px;
    }

    .ptv-results-actions {
        justify-content: stretch;
    }

    .ptv-results-links {
        justify-content: stretch;
    }

    .ptv-results-link {
        flex: 1 1 100%;
    }

    .ptv-results-action {
        flex: 1 1 100%;
    }
}