:root {
  --tka-primary: #1459a6;
  --tka-primary-dark: #0d417c;
  --tka-ink: #172b3d;
  --tka-muted: #607080;
  --tka-border: #d9e1e8;
  --tka-soft: #f4f7fa;
}

.tka-home {
  background: #fff;
  color: var(--tka-ink);
  font-family: Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}

.tka-page {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.tka-page input,
.tka-page textarea,
.tka-page select {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.tka-developer-mode .tka-page {
  -webkit-touch-callout: default;
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.tka-utility-bar {
  background: #103a64;
  color: #e8f0f7;
  font-size: 0.78rem;
  padding: 0.45rem 0;
}

.tka-utility-bar a {
  color: #fff;
  text-decoration: none;
}

.tka-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--tka-ink);
}

.tka-brand:hover {
  color: var(--tka-ink);
}

.tka-brand-icon {
  align-items: center;
  background: #fff;
  border: 1px solid var(--tka-line);
  border-radius: 0.35rem;
  display: inline-flex;
  height: 3.65rem;
  justify-content: right;
  overflow: hidden;
  width: 3.65rem;
}

.tka-brand-icon img {
    display: block;
    height: 72%;
    object-fit: contain;
    width: 72%;
}

.tka-cookie-consent {
    align-items: flex-start;
    background: #ffffff;
    border: 1px solid var(--tka-border);
    border-radius: .8rem;
    bottom: 1.25rem;
    box-shadow: 0 1rem 2.5rem rgba(15, 42, 68, .18);
    display: grid;
    gap: .9rem;
    grid-template-columns: auto minmax(0, 1fr) auto;
    left: 50%;
    max-width: min(940px, calc(100% - 2rem));
    padding: 1rem;
    position: fixed;
    transform: translateX(-50%);
    width: 100%;
    z-index: 1080;
}

.tka-cookie-consent[hidden] {
    display: none;
}

.tka-cookie-consent__icon {
    align-items: center;
    background: #eaf4ff;
    border-radius: .7rem;
    color: var(--tka-primary);
    display: inline-flex;
    height: 2.5rem;
    justify-content: center;
    width: 2.5rem;
}

.tka-cookie-consent__body h2 {
    color: var(--tka-ink);
    font-size: 1rem;
    font-weight: 750;
    margin: 0 0 .25rem;
}

.tka-cookie-consent__body p {
    color: #657789;
    font-size: .85rem;
    line-height: 1.55;
    margin: 0;
}

.tka-cookie-consent__actions {
    align-items: center;
    display: flex;
    gap: .5rem;
    justify-content: flex-end;
}

.tka-mobile-device-advice[hidden] {
  display: none;
}

.tka-mobile-device-advice {
  inset: 0;
  position: fixed;
  z-index: 1090;
}

.tka-mobile-device-advice__backdrop {
  background: rgba(13, 31, 48, 0.54);
  inset: 0;
  position: absolute;
}

.tka-mobile-device-advice__dialog {
  background: #fff;
  border: 1px solid var(--tka-border);
  border-radius: 0.9rem;
  box-shadow: 0 1.5rem 3rem rgba(13, 31, 48, 0.24);
  left: 50%;
  max-width: min(420px, calc(100% - 2rem));
  padding: 1.2rem;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
}

.tka-mobile-device-advice__icon {
  align-items: center;
  background: #eaf4ff;
  border: 1px solid #d3e8fb;
  border-radius: 0.8rem;
  color: var(--tka-primary);
  display: inline-flex;
  font-size: 1.25rem;
  height: 3rem;
  justify-content: center;
  margin-bottom: 1rem;
  width: 3rem;
}

.tka-mobile-device-advice__body h2 {
  color: var(--tka-ink);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0 0 0.7rem;
}

.tka-mobile-device-advice__body p {
  color: #607080;
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

.tka-mobile-device-advice__url {
  align-items: center;
  background: #f5f8fb;
  border: 1px solid var(--tka-border);
  color: #243d53;
  display: grid;
  gap: 0.55rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  margin-top: 0.85rem;
  padding: 0.75rem;
  word-break: break-all;
}

.tka-mobile-device-advice__url i {
  color: var(--tka-primary);
}

#mobileDeviceAdviceUrl {
  font-size: 0.84rem;
  font-weight: 750;
  line-height: 1.45;
  min-width: 0;
}

.tka-mobile-device-advice__copy {
  align-items: center;
  background: #fff;
  border: 1px solid #cbd9e6;
  color: var(--tka-primary);
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 800;
  gap: 0.35rem;
  justify-content: center;
  min-height: 32px;
  padding: 0.35rem 0.55rem;
  white-space: nowrap;
}

.tka-mobile-device-advice__copy i {
  color: currentColor;
}

.tka-mobile-device-advice__copy.is-copied {
  background: #eaf7ef;
  border-color: #bfe5cc;
  color: #198754;
}

.tka-mobile-device-advice__actions {
  display: grid;
  gap: 0.55rem;
  margin-top: 1rem;
}

.tka-mobile-device-advice__actions .btn {
  min-height: 44px;
}

.tka-device-advice {
  border: 0;
  border-radius: 0.85rem;
  overflow: hidden;
}

.tka-device-advice .modal-body {
  padding: 1.35rem 1.35rem 1rem;
}

.tka-device-advice__icon {
  align-items: center;
  background: #f2f6fa;
  border: 1px solid #dbe5ee;
  border-radius: 0.45rem;
  color: #20364a;
  display: inline-flex;
  font-size: 0.92rem;
  height: 2rem;
  justify-content: center;
  margin-bottom: 0.6rem;
  width: 2rem;
}

.tka-device-advice h2 {
  color: var(--tka-ink);
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.28;
  margin: 0 0 0.55rem;
}

.tka-device-advice p {
  color: #607080;
  font-size: 0.82rem;
  line-height: 1.55;
  margin: 0;
}

.tka-device-advice__url {
  align-items: center;
  background: #f8fafc;
  border: 1px solid #dbe4ec;
  border-radius: 0.45rem;
  color: #243d53;
  display: grid;
  gap: 0.5rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  margin-top: 0.95rem;
  padding: 0.55rem;
  word-break: break-all;
}

.tka-device-advice__url i {
  color: #31536f;
  font-size: 0.9rem;
}

#mobileDeviceAdviceUrl {
  color: #243d53;
  font-size: 0.8rem;
  font-weight: 750;
  line-height: 1.45;
  min-width: 0;
}

.tka-device-advice__copy {
  align-items: center;
  background: #fff;
  border: 1px solid #cbd8e4;
  border-radius: 0.35rem;
  color: #225e9f;
  display: inline-flex;
  font-size: 0.72rem;
  font-weight: 800;
  gap: 0.3rem;
  justify-content: center;
  min-height: 34px;
  padding: 0.35rem 0.62rem;
  white-space: nowrap;
}

.tka-device-advice__copy i {
  color: currentColor;
}

.tka-device-advice__copy.is-copied {
  background: #eaf7ef;
  border-color: #bfe5cc;
  color: #198754;
}

.tka-device-advice__actions {
  background: #f8fafc;
  border-top: 1px solid var(--tka-border);
  display: grid;
  gap: 0.55rem;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  padding: 1rem 1.35rem 1.35rem;
}

.tka-device-advice__actions .btn {
  align-items: center;
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 750;
  justify-content: center;
  min-height: 44px;
  width: 100%;
}

.tka-home .brand-name {
  color: var(--tka-ink);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.05;
}

.tka-home .brand-name small {
  color: #697987;
  display: block;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.14rem;
  margin-top: 0.3rem;
}

.tka-home .navbar .nav-link {
  color: #425466;
  font-size: 0.9rem;
  font-weight: 600;
  padding-left: 0.8rem;
  padding-right: 0.8rem;
}

.tka-home .navbar .nav-link.active,
.tka-home .navbar .nav-link:hover {
  color: var(--tka-primary);
}

.tka-hero {
  background: #f5f8fb;
}

.tka-hero h1 {
  color: #102a43;
  letter-spacing: -0.035em;
  max-width: 680px;
}

.tka-hero .lead {
  font-size: 1.13rem;
  line-height: 1.7;
  max-width: 680px;
}

.tka-section-tag {
  color: var(--tka-primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08rem;
}

.tka-btn-primary {
  background: var(--tka-primary);
  border: 1px solid var(--tka-primary);
  color: #fff;
}

.tka-btn-primary:hover,
.tka-btn-primary:focus {
  background: var(--tka-primary-dark);
  border-color: var(--tka-primary-dark);
  color: #fff;
}

.tka-preparation {
  border-radius: 0.5rem;
  box-shadow: 0 0.35rem 1rem rgba(24, 55, 82, 0.07);
  padding: 1.5rem;
}

.tka-preparation-head {
  align-items: center;
  border-bottom: 1px solid var(--tka-border);
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
}

.tka-preparation-head > i {
  color: var(--tka-primary);
  font-size: 1.5rem;
}

.tka-preparation-head strong,
.tka-preparation-head small {
  display: block;
}
.tka-preparation-head small {
  color: var(--tka-muted);
  font-size: 0.78rem;
  margin-top: 0.2rem;
}
.tka-preparation li {
  color: #435566;
  font-size: 0.88rem;
  padding: 0.45rem 0;
}
.tka-preparation li i {
  color: #27835c;
  margin-right: 0.75rem;
}

.tka-selection-card {
  border: 1px solid var(--tka-border);
  border-radius: 0.5rem;
  box-shadow: 0 0.35rem 1.25rem rgba(22, 48, 70, 0.06);
  overflow: hidden;
}

.tka-home .form-label {
  color: #2c4053;
  font-size: 0.88rem;
}
.tka-home .form-select,
.tka-home .form-control {
  border-color: #cbd6df;
  border-radius: 0.35rem;
  font-size: 0.95rem;
}
.tka-home .form-select:focus,
.tka-home .form-control:focus {
  border-color: var(--tka-primary);
  box-shadow: 0 0 0 0.2rem rgba(20, 89, 166, 0.12);
}

.birth-date-grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 0.8fr 1.25fr 1fr;
}

.instruction-page .info-strip {
  grid-template-columns:
    minmax(0, 1.35fr)
    minmax(0, 1.45fr)
    minmax(132px, 0.85fr)
    minmax(86px, 0.45fr);
}
.instruction-page .info-item {
  min-width: 0;
}
.instruction-page .info-item strong {
  overflow-wrap: anywhere;
}
.instruction-page .info-item-duration {
  padding-left: 0.7rem;
  padding-right: 0.7rem;
}
.instruction-actions {
  border-top: 1px solid var(--tka-border);
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
  padding-top: 1rem;
}
.instruction-actions .btn {
  min-height: 42px;
  min-width: 136px;
  padding-left: 1rem;
  padding-right: 1rem;
}

.tka-subject-option {
  align-items: center;
  background: #fff;
  border: 1px solid var(--tka-border);
  border-radius: 0.4rem;
  color: var(--tka-ink);
  display: flex;
  gap: 0.8rem;
  min-height: 76px;
  padding: 0.8rem;
  position: relative;
  text-align: left;
  width: 100%;
}

.tka-subject-option:hover {
  background: #f8fafc;
  border-color: #8caecc;
}
.tka-subject-option.active {
  background: #f1f7fd;
  border-color: var(--tka-primary);
}
.tka-subject-icon {
  align-items: center;
  background: #e7f0f9;
  color: var(--tka-primary);
  display: inline-flex;
  height: 42px;
  justify-content: center;
  width: 42px;
}
.tka-subject-option strong,
.tka-subject-option small {
  display: block;
}
.tka-subject-option strong {
  font-size: 0.88rem;
}
.tka-subject-option small {
  color: var(--tka-muted);
  font-size: 0.72rem;
  margin-top: 0.2rem;
}
.tka-selected-check {
  color: var(--tka-primary);
  display: none;
  margin-left: auto;
}
.tka-subject-option.active .tka-selected-check {
  display: block;
}

.tka-guide {
  background: var(--tka-soft);
}
.tka-guide-header {
  align-items: flex-end;
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  margin-bottom: 1.75rem;
}
.tka-guide-header > div {
  max-width: 680px;
}
.tka-guide-header .btn {
  flex: 0 0 auto;
}
.tka-guide-video {
  background: #fff;
  border: 1px solid var(--tka-border);
  border-radius: 0.55rem;
  box-shadow: 0 0.35rem 1rem rgba(22, 48, 70, 0.05);
  overflow: hidden;
}
.tka-guide-video-head {
  align-items: flex-start;
  border-bottom: 1px solid var(--tka-border);
  display: flex;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
}
.tka-guide-video-head > i {
  color: #dc3545;
  font-size: 1.35rem;
  margin-top: 0.1rem;
}
.tka-guide-video-head strong,
.tka-guide-video-head small {
  display: block;
}
.tka-guide-video-head strong {
  color: var(--tka-ink);
  font-size: 0.92rem;
}
.tka-guide-video-head small {
  color: var(--tka-muted);
  font-size: 0.75rem;
  line-height: 1.45;
  margin-top: 0.15rem;
}
.tka-guide-video iframe {
  border: 0;
}
.tka-guide-video-note {
  align-items: center;
  border-top: 1px solid var(--tka-border);
  color: #64788a;
  display: flex;
  font-size: 0.74rem;
  gap: 0.45rem;
  padding: 0.75rem 1rem;
}
.tka-guide-video-note i {
  color: var(--tka-primary);
}
.tka-guide-video-empty {
  align-items: center;
  color: var(--tka-muted);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 180px;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
}
.tka-guide-video-empty i {
  color: var(--tka-primary);
  font-size: 2rem;
}
.tka-guide-steps {
  display: grid;
  gap: 1rem;
}
.tka-step {
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--tka-border);
  border-left: 4px solid var(--tka-primary);
  border-radius: 0.55rem;
  box-shadow: 0 0.25rem 0.8rem rgba(22, 48, 70, 0.04);
  display: grid;
  gap: 1rem;
  grid-template-columns: 46px minmax(0, 1fr);
  min-height: 0;
  padding: 1.15rem;
  position: relative;
}
.tka-step-number {
  background: var(--tka-primary);
  color: #fff;
  display: inline-flex;
  font-size: 0.73rem;
  font-weight: 700;
  height: 24px;
  justify-content: center;
  align-items: center;
  left: -13px;
  position: absolute;
  top: 0;
  width: 24px;
}
.tka-step .icon-box {
  align-items: center;
  background: #e7f0f9;
  border: 1px solid #d5e4f2;
  color: var(--tka-primary);
  display: inline-flex;
  height: 46px;
  justify-content: center;
  width: 46px;
}
.tka-step .icon-box i {
  color: var(--tka-primary);
  font-size: 1.1rem;
}
.tka-step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
}
.tka-step p {
  color: var(--tka-muted);
  font-size: 0.84rem;
  line-height: 1.55;
  margin: 0;
}

.tka-notice {
  background: #f7f9fb;
  border: 1px solid var(--tka-border);
  border-left: 4px solid var(--tka-primary);
  padding: 1.5rem;
}
.tka-notice > div > i {
  color: var(--tka-primary);
  font-size: 1.25rem;
  margin-top: 0.15rem;
}
.tka-footer {
  background: #102f4c;
  color: #d5e0e9;
  font-size: 0.8rem;
}

.leaderboard-section {
  background: #f8fafc;
}
.leaderboard-filter {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}
.leaderboard-filter label {
  color: #3f596f;
  font-size: 0.78rem;
  font-weight: 700;
  margin: 0;
}
.leaderboard-filter .form-select {
  border-color: var(--tka-border);
  border-radius: 0.35rem;
  color: #334b60;
  font-size: 0.84rem;
  min-width: 220px;
}
.leaderboard-table-wrap {
  background: #fff;
  border: 1px solid var(--tka-border);
  border-radius: 0.5rem;
  overflow-x: auto;
  padding: 1rem;
}
.leaderboard-table {
  border-collapse: collapse;
  margin: 0;
  min-width: 860px;
  width: 100%;
}
.leaderboard-table th,
.leaderboard-table td {
  border-bottom: 1px solid var(--tka-border);
  padding: 0.85rem 1rem;
  vertical-align: middle;
}
.leaderboard-table th {
  background: #eef4f9;
  color: #3f596f;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.leaderboard-table td {
  color: #334b60;
  font-size: 0.86rem;
}
.leaderboard-table tbody tr:last-child td {
  border-bottom: 0;
}
.leaderboard-table td strong,
.leaderboard-table td small {
  display: block;
}
.leaderboard-table td small {
  color: var(--tka-muted);
  font-size: 0.72rem;
  margin-top: 0.18rem;
}
.rank-number {
  align-items: center;
  background: #e7f0f9;
  color: var(--tka-primary);
  display: inline-flex;
  font-size: 0.75rem;
  font-weight: 800;
  height: 28px;
  justify-content: center;
  width: 28px;
}
.score-pill {
  background: #e3f5ec;
  color: #176b43;
  display: inline-flex;
  font-weight: 800;
  min-width: 44px;
  padding: 0.25rem 0.45rem;
  justify-content: center;
}
.leaderboard-empty {
  align-items: center;
  color: var(--tka-muted);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 2rem 1rem;
  text-align: center;
}
.leaderboard-empty i {
  color: var(--tka-primary);
  font-size: 1.45rem;
}
.leaderboard-empty strong {
  color: var(--tka-ink);
  font-size: 0.95rem;
}

.leaderboard-table-wrap .dt-container .dt-search,
.leaderboard-table-wrap .dt-container .dt-paging {
  margin-top: 0.75rem;
}
.leaderboard-table-wrap .dt-search label {
  color: #3f596f;
  font-size: 0.78rem;
  font-weight: 700;
  margin-right: 0.5rem;
}
.leaderboard-table-wrap .dt-search input {
  border: 1px solid var(--tka-border);
  border-radius: 0.35rem;
  color: #334b60;
  font-size: 0.84rem;
  min-height: 38px;
  padding: 0.35rem 0.65rem;
}
.leaderboard-table-wrap .dt-search input:focus {
  border-color: var(--tka-primary);
  box-shadow: 0 0 0 0.2rem rgba(20, 89, 166, 0.12);
  outline: 0;
}

/* Halaman ujian */
.exam-layout {
  grid-template-columns: minmax(0, 1fr);
  max-width: 1500px;
}

.exam-header {
  gap: 1rem;
}
.exam-header-actions,
.exam-time-group,
.exam-candidate {
  align-items: center;
  display: flex;
}

.exam-header-actions {
  gap: 1.25rem;
}
.exam-time-group {
  gap: 0.55rem;
}
.exam-candidate {
  border-right: 1px solid var(--tka-border);
  gap: 0.65rem;
  padding-right: 1.25rem;
}
.exam-candidate > i {
  color: var(--tka-primary);
}
.exam-candidate span,
.exam-candidate small,
.exam-candidate strong {
  display: block;
}
.exam-candidate small {
  color: var(--tka-muted);
  font-size: 0.63rem;
  line-height: 1;
  margin-bottom: 0.2rem;
  text-transform: uppercase;
}
.exam-candidate strong {
  font-size: 0.8rem;
  max-width: 230px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.question-list-trigger {
  align-items: center;
  background: var(--tka-primary);
  border: 1px solid var(--tka-primary);
  border-radius: 0.55rem;
  color: #fff;
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 700;
  gap: 0.5rem;
  min-height: 38px;
  padding: 0.55rem 0.8rem;
}
.question-list-trigger:hover {
  background: var(--tka-primary-dark);
  border-color: var(--tka-primary-dark);
}

.exam-question-grid {
  border: 1px solid var(--tka-border);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  min-height: 470px;
}
.question-content-pane,
.answer-content-pane {
  min-width: 0;
  padding: 1.75rem;
}
.question-content-pane {
  background: #f8fafc;
  border-right: 1px solid var(--tka-border);
}
.answer-content-pane {
  background: #fff;
}
.exam-page .question-kicker {
  flex-wrap: wrap;
  gap: 0.75rem;
}
.exam-page .question-kicker > span {
  margin-right: auto;
}
.pane-label {
  color: #64788a;
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 1.2rem;
  text-transform: uppercase;
}
.exam-font-controls {
  align-items: center;
  display: flex;
  gap: 0.65rem;
  margin-left: auto;
}
.exam-font-controls > span {
  color: #64788a;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.03em;
  margin-right: 0;
  text-transform: uppercase;
}
.exam-font-control-group {
  align-items: center;
  background: #f3f7fa;
  border: 1px solid var(--tka-border);
  display: inline-flex;
  padding: 0.18rem;
}
.exam-font-control-group button {
  align-items: center;
  background: transparent;
  border: 0;
  color: #526a7d;
  display: inline-flex;
  font-weight: 800;
  height: 30px;
  justify-content: center;
  min-width: 34px;
  padding: 0 0.45rem;
}
.exam-font-control-group button:nth-child(1) {
  font-size: 0.68rem;
}
.exam-font-control-group button:nth-child(2) {
  font-size: 0.8rem;
}
.exam-font-control-group button:nth-child(3) {
  font-size: 0.95rem;
}
.exam-font-control-group button:nth-child(4) {
  font-size: 1.12rem;
}
.exam-font-control-group button.active {
  background: #fff;
  box-shadow: 0 1px 4px rgba(22, 48, 70, 0.12);
  color: var(--tka-primary);
}
.exam-question-grid .question-text {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.75;
  margin: 0;
  white-space: pre-line;
}
.exam-page[data-font-size="xs"] .exam-question-grid .question-text {
  font-size: 0.86rem;
}
.exam-page[data-font-size="sm"] .exam-question-grid .question-text {
  font-size: 0.95rem;
}
.exam-page[data-font-size="md"] .exam-question-grid .question-text {
  font-size: 1.05rem;
}
.exam-page[data-font-size="lg"] .exam-question-grid .question-text {
  font-size: 1.18rem;
}
.question-content {
  display: grid;
  gap: 1rem;
}
.question-asset {
  margin: 0;
  padding: 0.85rem;
  border: 1px solid var(--tka-border);
  border-radius: 0.55rem;
  background: #f8fbfe;
}
.question-asset img {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: contain;
  border-radius: 0.35rem;
}
.question-asset figcaption {
  margin-top: 0.55rem;
  color: var(--tka-muted);
  font-size: 0.78rem;
  line-height: 1.5;
}
.explanation p {
  margin: 0.45rem 0 0;
  white-space: pre-line;
}
.result-explanation-asset {
  background: #fff;
  margin-top: 0.7rem;
  padding: 0.7rem;
}
.result-explanation-asset img {
  max-height: 520px;
}
.exam-question-grid .options {
  gap: 0.75rem;
}
.exam-question-grid .option {
  border-radius: 0.45rem;
  padding: 0.9rem;
}
.exam-question-grid .option-key {
  border-radius: 50%;
}
.exam-question-grid .option-text {
  font-size: 0.87rem;
}
.exam-page[data-font-size="xs"] .exam-question-grid .option-text,
.exam-page[data-font-size="xs"] .category-table-statement,
.exam-page[data-font-size="xs"] .category-mobile-card p,
.exam-page[data-font-size="xs"] .category-option,
.exam-page[data-font-size="xs"] .category-mobile-option {
  font-size: 0.74rem;
}
.exam-page[data-font-size="sm"] .exam-question-grid .option-text,
.exam-page[data-font-size="sm"] .category-table-statement,
.exam-page[data-font-size="sm"] .category-mobile-card p,
.exam-page[data-font-size="sm"] .category-option,
.exam-page[data-font-size="sm"] .category-mobile-option {
  font-size: 0.8rem;
}
.exam-page[data-font-size="md"] .exam-question-grid .option-text,
.exam-page[data-font-size="md"] .category-table-statement,
.exam-page[data-font-size="md"] .category-mobile-card p,
.exam-page[data-font-size="md"] .category-option,
.exam-page[data-font-size="md"] .category-mobile-option {
  font-size: 0.87rem;
}
.exam-page[data-font-size="lg"] .exam-question-grid .option-text,
.exam-page[data-font-size="lg"] .category-table-statement,
.exam-page[data-font-size="lg"] .category-mobile-card p,
.exam-page[data-font-size="lg"] .category-option,
.exam-page[data-font-size="lg"] .category-mobile-option {
  font-size: 0.98rem;
}
.option-state {
  color: #aab8c4;
  margin: 0.45rem 0.15rem 0 auto;
}
.option.selected .option-state {
  color: var(--tka-primary);
}
.exam-question-grid .option.selected.is-flagged-answer {
  background: #fff3cd;
  border-color: #ffc107;
  box-shadow: 0 0 0 1px #ffc107;
}
.exam-question-grid .option.selected.is-flagged-answer .option-key {
  background: #ffc107;
  color: #332701;
}
.option.selected.is-flagged-answer .option-state {
  color: #b58100;
}
.answer-type-note {
  align-items: center;
  background: #f3f7fa;
  color: #526a7d;
  display: flex;
  font-size: 0.72rem;
  font-weight: 650;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding: 0.65rem 0.75rem;
}
.answer-type-note i {
  color: var(--tka-primary);
}
.category-answer-list {
  border: 1px solid var(--tka-border);
}
.category-table-wrap {
  border: 1px solid var(--tka-border);
  overflow-x: auto;
}
.category-answer-table {
  border-collapse: collapse;
  min-width: 620px;
  width: 100%;
}
.category-answer-table th,
.category-answer-table td {
  border-bottom: 1px solid var(--tka-border);
  border-right: 1px solid var(--tka-border);
  padding: 0.85rem;
  vertical-align: middle;
}
.category-answer-table th:last-child,
.category-answer-table td:last-child {
  border-right: 0;
}
.category-answer-table tbody tr:last-child td {
  border-bottom: 0;
}
.category-answer-table th {
  background: #eef4f9;
  color: #3f596f;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-align: center;
  text-transform: uppercase;
}
.category-answer-table th:first-child {
  text-align: left;
  width: 46%;
}
.category-table-statement {
  color: #263f54;
  font-size: 0.86rem;
  line-height: 1.55;
}
.category-table-check {
  align-items: center;
  background: #fff;
  border: 1px solid #b9c8d6;
  color: transparent;
  display: inline-flex;
  height: 30px;
  justify-content: center;
  width: 30px;
}
.category-table-check:hover {
  background: #f5f9fc;
  border-color: #8eb4d5;
}
.category-table-check.selected {
  background: var(--tka-primary);
  border-color: var(--tka-primary);
  color: #fff;
}
.category-table-check.selected.is-flagged-answer {
  background: #ffc107;
  border-color: #ffc107;
  color: #332701;
}
.category-answer-table td:not(:first-child) {
  text-align: center;
}
.category-mobile-list {
  display: none;
}
.category-mobile-card {
  background: #fff;
  border: 1px solid var(--tka-border);
  padding: 0.9rem;
}
.category-mobile-card + .category-mobile-card {
  border-top: 0;
}
.category-mobile-card p {
  color: #263f54;
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.55;
  margin: 0 0 0.75rem;
}
.category-mobile-options {
  display: grid;
  gap: 0.55rem;
}
.category-mobile-option {
  align-items: center;
  background: #fff;
  border: 1px solid #c8d4de;
  color: #3f596f;
  display: flex;
  font-size: 0.82rem;
  font-weight: 750;
  justify-content: space-between;
  min-height: 46px;
  padding: 0.65rem 0.75rem;
  text-align: left;
  width: 100%;
}
.category-mobile-option i {
  color: #a8b8c7;
  font-size: 1rem;
  margin-left: 0.75rem;
}
.category-mobile-option.selected {
  background: var(--tka-primary);
  border-color: var(--tka-primary);
  color: #fff;
}
.category-mobile-option.selected i {
  color: #fff;
}
.category-mobile-option.selected.is-flagged-answer {
  background: #ffc107;
  border-color: #ffc107;
  color: #332701;
}
.category-mobile-option.selected.is-flagged-answer i {
  color: #332701;
}
.category-answer-row {
  border-bottom: 1px solid var(--tka-border);
  padding: 1rem;
}
.category-answer-row:last-child {
  border-bottom: 0;
}
.category-statement {
  align-items: flex-start;
  display: flex;
  gap: 0.7rem;
}
.category-statement > span {
  align-items: center;
  background: #edf2f6;
  color: #496176;
  display: inline-flex;
  flex: 0 0 26px;
  font-size: 0.72rem;
  font-weight: 800;
  height: 26px;
  justify-content: center;
}
.category-statement p {
  color: #263f54;
  font-size: 0.85rem;
  line-height: 1.55;
  margin: 0.1rem 0 0.85rem;
}
.category-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-left: 2.05rem;
}
.category-option {
  background: #fff;
  border: 1px solid #c8d4de;
  color: #496176;
  font-size: 0.75rem;
  font-weight: 700;
  min-width: 92px;
  padding: 0.5rem 0.75rem;
}
.category-option:hover {
  background: #f5f9fc;
  border-color: #8eb4d5;
}
.category-option.selected {
  background: var(--tka-primary);
  border-color: var(--tka-primary);
  color: #fff;
}
.category-option.selected.is-flagged-answer {
  background: #ffc107;
  border-color: #ffc107;
  color: #332701;
}
.question-panel > .question-actions {
  gap: 0.75rem;
}
.question-panel > .question-actions .flag-btn {
  margin-left: auto;
}

/* Modal Bootstrap dipisahkan di modal.php. Reset aturan modal lama dari app.css. */
.modal {
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  display: none;
  height: 100%;
  left: 0;
  outline: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1055;
}
.modal.show {
  display: block;
}
.modal-backdrop {
  background-color: #000;
  border-radius: 0;
  display: block;
  height: 100vh;
  left: 0;
  padding: 0;
  position: fixed;
  top: 0;
  width: 100vw;
  z-index: 1050;
}
.modal-backdrop.show {
  opacity: 0.5;
}
.tka-modal-content {
  border: 0;
  border-radius: 0.65rem;
  box-shadow: 0 1rem 3rem rgba(15, 39, 61, 0.2);
}
.tka-modal-content .modal-header {
  align-items: flex-start;
  border-bottom-color: var(--tka-border);
  padding: 1.25rem 1.5rem;
}
.tka-modal-content .modal-body {
  padding: 1.5rem;
}
.tka-modal-content .modal-footer {
  border-top-color: var(--tka-border);
  padding: 1rem 1.5rem;
}
.tka-requirement-list {
  display: grid;
  gap: 0.55rem;
  list-style: none;
  padding-left: 0;
}
.tka-requirement-list li {
  align-items: flex-start;
  background: #fff7e6;
  border: 1px solid #ffe0a3;
  border-radius: 0.55rem;
  color: #704b00;
  display: flex;
  font-size: 0.92rem;
  gap: 0.55rem;
  padding: 0.72rem 0.85rem;
}
.tka-requirement-list li::before {
  color: #f0a000;
  content: "\f071";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  margin-top: 0.08rem;
}

.question-list-summary,
.finish-summary {
  background: #f4f7fa;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 1.4rem;
}
.question-list-summary > div,
.finish-summary > div {
  border-right: 1px solid var(--tka-border);
  padding: 0.9rem;
  text-align: center;
}
.question-list-summary > div:last-child,
.finish-summary > div:last-child {
  border-right: 0;
}
.question-list-summary strong,
.finish-summary strong {
  color: #173550;
  display: block;
  font-size: 1.2rem;
}
.question-list-summary span,
.finish-summary span {
  color: var(--tka-muted);
  display: block;
  font-size: 0.68rem;
  margin-top: 0.15rem;
}
.question-list-grid {
  display: grid;
  gap: 0.65rem;
  grid-template-columns: repeat(10, 1fr);
}
.question-list-number {
  aspect-ratio: 1;
  background: #fff;
  border: 1px solid #cbd6df;
  color: #526779;
  font-size: 0.8rem;
  font-weight: 700;
  position: relative;
}
.question-list-number.answered {
  background: #e3f5ec;
  border-color: #88cba8;
  color: #176b43;
}
.question-list-number.flagged {
  background: #fff2c9;
  border-color: #e7bd50;
  color: #8b5a00;
}
.question-list-number.current {
  box-shadow:
    0 0 0 2px #fff,
    0 0 0 4px var(--tka-primary);
}
.question-list-number > i {
  font-size: 0.42rem;
  position: absolute;
  right: 0.2rem;
  top: 0.2rem;
}
.question-list-legend {
  border-top: 1px solid var(--tka-border);
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
}
.question-list-legend span {
  align-items: center;
  color: var(--tka-muted);
  display: inline-flex;
  font-size: 0.7rem;
  gap: 0.4rem;
}
.status-box {
  background: #fff;
  border: 1px solid #cbd6df;
  display: inline-block;
  height: 0.75rem;
  width: 0.75rem;
}
.status-box.status-answered {
  background: #e3f5ec;
  border-color: #88cba8;
}
.status-box.status-flagged {
  background: #fff2c9;
  border-color: #e7bd50;
}
.status-box.status-current {
  background: #fff;
  box-shadow: 0 0 0 2px var(--tka-primary);
}

@media (max-width: 991.98px) {
  .tka-home .navbar-collapse {
    border-top: 1px solid var(--tka-border);
    margin-top: 1rem;
    padding-top: 0.75rem;
  }
  .tka-home .navbar-nav {
    align-items: stretch !important;
  }
  .tka-home .navbar .nav-link {
    padding: 0.7rem 0;
  }
}

@media (max-width: 767.98px) {
  .tka-guide-header {
    align-items: stretch;
    flex-direction: column;
  }
  .tka-guide-header .btn {
    justify-content: center;
  }
  .tka-step {
    grid-template-columns: 40px minmax(0, 1fr);
    padding: 1rem;
  }
  .tka-step .icon-box {
    height: 40px;
    width: 40px;
  }
  .birth-date-grid {
    grid-template-columns: 1fr;
  }
  .leaderboard-filter {
    align-items: stretch;
    flex-direction: column;
  }
  .leaderboard-filter .form-select {
    min-width: 0;
    width: 100%;
  }
  .leaderboard-table-wrap {
    padding: 0.75rem;
  }
  .leaderboard-table-wrap .dt-search {
    align-items: stretch;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
  }
  .leaderboard-table-wrap .dt-search input {
    margin-left: 0;
    width: 100%;
  }
  .exam-header {
    align-items: center;
    display: grid;
    gap: 0.55rem 0.75rem;
    grid-template-columns: minmax(0, 1fr) minmax(0, auto);
    height: auto;
    min-height: 104px;
    padding: 0.7rem 1rem;
  }
  .exam-title {
    align-self: center;
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
  }
  .exam-title .tka-brand-icon {
    height: 2.45rem;
    width: 2.45rem;
  }
  .exam-title strong {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .exam-header-actions {
    display: contents;
    min-width: 0;
  }
  .exam-candidate {
    align-items: center;
    align-self: center;
    border-right: 0;
    grid-column: 2;
    grid-row: 1;
    justify-content: flex-end;
    padding-right: 0;
    text-align: right;
  }
  .exam-candidate > i,
  .exam-candidate small {
    display: none;
  }
  .exam-candidate strong {
    max-width: 124px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .exam-time-group {
    align-items: center;
    display: flex;
    gap: 0.4rem;
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: center;
    justify-self: center;
    width: min(100%, 260px);
  }
  .exam-time-group .timer {
    justify-content: center;
    min-width: 118px;
  }
  .question-list-trigger span {
    display: none;
  }
  .question-list-trigger {
    justify-content: center;
    min-width: 38px;
    padding: 0.55rem;
  }
  .tka-mobile-device-advice__url {
    grid-template-columns: auto minmax(0, 1fr);
  }
  .tka-mobile-device-advice__copy {
    grid-column: 1 / -1;
    width: 100%;
  }
  .tka-device-advice__url {
    grid-template-columns: auto minmax(0, 1fr);
  }
  .tka-device-advice__copy {
    grid-column: 1 / -1;
    width: 100%;
  }
  .tka-device-advice__actions {
    grid-template-columns: 1fr;
  }
  .exam-question-grid {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .question-content-pane {
    border-bottom: 1px solid var(--tka-border);
    border-right: 0;
  }
  .question-content-pane,
  .answer-content-pane {
    padding: 1.25rem;
  }
  .exam-font-controls {
    justify-content: space-between;
    margin-left: 0;
    width: 100%;
  }
  .exam-font-control-group {
    flex: 0 0 auto;
  }
  .question-panel > .question-actions {
    display: grid;
    grid-template-columns: 0.78fr 1.35fr 0.78fr;
  }
  .question-panel > .question-actions [data-prev-label],
  .question-panel > .question-actions [data-next-label] {
    height: 1px;
    margin: -1px;
    overflow: hidden;
    position: absolute;
    width: 1px;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }
  .question-panel > .question-actions [data-action="prev"],
  .question-panel > .question-actions [data-action="flag"],
  .question-panel > .question-actions [data-action="next"] {
    align-items: center;
    display: inline-flex;
    justify-content: center;
    min-height: 44px;
  }
  .question-panel > .question-actions [data-action="flag"] {
    min-width: 0;
  }
  .question-panel > .question-actions [data-action="prev"] i,
  .question-panel > .question-actions [data-next-icon] {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  .question-list-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  .category-table-wrap {
    display: block;
    margin-left: -0.35rem;
    margin-right: -0.35rem;
    -webkit-overflow-scrolling: touch;
  }
  .category-mobile-list {
    display: none;
  }
  .category-answer-table {
    table-layout: fixed;
    min-width: min(520px, 100%);
  }
  .category-answer-table th,
  .category-answer-table td {
    padding: 0.58rem 0.45rem;
  }
  .category-answer-table th {
    font-size: 0.62rem;
    font-weight: 650;
    letter-spacing: 0.015em;
  }
  .category-answer-table th:first-child {
    font-size: 0.6rem;
    font-weight: 600;
  }
  .category-answer-table th:first-child,
  .category-answer-table td:first-child {
    width: auto;
  }
  .category-answer-table th:not(:first-child),
  .category-answer-table td:not(:first-child) {
    width: 52px;
  }
  .category-table-check {
    height: 32px;
    width: 32px;
  }
  .category-table-statement {
    font-size: 0.78rem;
    line-height: 1.45;
  }
  .exam-page[data-font-size="lg"] .category-table-statement {
    font-size: 0.84rem;
  }
  .category-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    padding-left: 0;
  }
  .category-option {
    align-items: center;
    display: flex;
    justify-content: center;
    min-height: 44px;
    min-width: 0;
  }
}

@media (max-width: 575.98px) {
  .tka-utility-bar {
    display: none;
  }
  .tka-hero .display-5 {
    font-size: 2rem;
  }
  .tka-hero .lead {
    font-size: 1rem;
  }
  .tka-hero .btn {
    font-size: 0.88rem;
    padding: 0.7rem 1rem !important;
  }
  .tka-selection-card .card-body {
    padding: 1.25rem !important;
  }
  .category-mobile-card {
    padding: 0.85rem;
  }
  .category-mobile-card p {
    font-size: 0.86rem;
  }
  .category-mobile-option {
    font-size: 0.8rem;
    min-height: 44px;
  }
  .tka-mobile-device-advice__copy {
    width: 100%;
  }
  .tka-device-advice__copy {
    width: 100%;
  }
  .tka-selection-card .card-footer {
    padding: 1.25rem !important;
  }
  .instruction-page .info-strip {
    grid-template-columns: 1fr;
  }
  .instruction-actions {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }
  .instruction-actions .btn {
    min-width: 0;
    width: 100%;
  }
  .tka-cookie-consent {
    grid-template-columns: 1fr;
  }
  .tka-cookie-consent__actions {
    align-items: stretch;
    flex-direction: column-reverse;
  }
  .tka-cookie-consent__actions .btn {
    width: 100%;
  }
}