/* Skill tests — colourful exam lab */
.st-page {
  --st-accent: #e86f1a;
  --st-soft: #fff4eb;
  background: #f5f6fa;
}

.st-hero-visual {
  position: relative;
  border-radius: 5px;
  overflow: hidden;
  min-height: 340px;
  box-shadow: 0 18px 40px rgba(53, 52, 90, 0.16);
}
.st-hero-visual img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  display: block;
}
.st-hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(53, 52, 90, 0.45);
}
.st-hero-pills {
  position: absolute;
  z-index: 1;
  left: 14px;
  right: 14px;
  bottom: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.st-hero-pills div {
  background: rgba(255, 255, 255, 0.94);
  border-radius: 5px;
  padding: 10px 12px;
  backdrop-filter: blur(8px);
}
.st-hero-pills b { display: block; color: #35345a; }
.st-hero-pills span { color: #6b6a86; }
.st-hero-pills div:nth-child(1) { border-left: 4px solid #e86f1a; }
.st-hero-pills div:nth-child(2) { border-left: 4px solid #35345a; }
.st-hero-pills div:nth-child(3) { border-left: 4px solid #e86f1a; }
.st-hero-pills div:nth-child(4) { border-left: 4px solid #35345a; }

.st-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.st-card {
  background: #fff;
  border-radius: 5px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  box-shadow: 0 8px 22px rgba(53, 52, 90, 0.07);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.st-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 34px rgba(53, 52, 90, 0.12);
}
.st-card-media {
  position: relative;
  display: block;
  height: 160px;
  overflow: hidden;
  text-decoration: none;
}
.st-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.st-card:hover .st-card-media img { transform: scale(1.05); }
.st-card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(53, 52, 90, 0.4);
}
.st-card-badge {
  position: absolute;
  z-index: 1;
  left: 12px;
  bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #e86f1a;
  color: #fff;
  border-radius: 5px;
  padding: 5px 11px;
  font-weight: 600;
}
.st-card-body { padding: 18px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.st-card h2 { margin: 0 0 8px; font-size: 1.0625rem; line-height: 1.35; }
.st-card h2 a { color: #35345a; text-decoration: none; }
.st-card h2 a:hover { color: #e86f1a; }
.st-card p { color: #6b6a86; flex: 1; font-size: 0.875rem; line-height: 1.5; margin-bottom: 0; }
.st-card-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f5f6fa;
  border-radius: 5px;
  padding: 10px 12px;
  margin: 14px 0 12px;
}
.st-card-price-row span { color: #6b6a86; font-size: 0.8125rem; font-weight: 600; }
.st-card-price-row b { color: #35345a; font-size: 1.125rem; font-weight: 800; }
.st-chips {
  list-style: none;
  padding: 0;
  margin: 12px 0 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.st-chips li {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff4eb;
  color: #35345a;
  border-radius: 5px;
  padding: 5px 10px;
}
.st-card-foot {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}
.st-card-foot .btn { width: 100%; justify-content: center; }
.st-ghost {
  color: #35345a;
  font-weight: 600;
  text-decoration: none;
}
.st-ghost:hover { color: #e86f1a; }

/* Intro page */
body.st-intro-page,
body.st-result-page {
  font-family: "Clash Grotesk", system-ui, sans-serif !important;
}
.st-intro-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(0, 1.15fr);
  gap: 22px;
  align-items: stretch;
}
.st-intro-photo {
  position: relative;
  border-radius: 5px;
  overflow: hidden;
  min-height: 340px;
  box-shadow: 0 12px 28px rgba(53, 52, 90, 0.1);
}
.st-intro-photo img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  display: block;
}
.st-intro-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(53, 52, 90, 0.48);
}
.st-intro-photo-cap {
  position: absolute;
  z-index: 1;
  left: 18px;
  right: 18px;
  bottom: 18px;
  color: #fff;
}
.st-intro-photo-cap span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #e86f1a;
  border-radius: 5px;
  padding: 5px 12px;
  margin-bottom: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
}
.st-intro-photo-cap b {
  display: block;
  font-size: 1.0625rem;
  font-weight: 700;
}
.st-intro {
  background: #fff;
  border-radius: 5px;
  padding: 28px 26px;
  box-shadow: 0 10px 28px rgba(53, 52, 90, 0.06);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.st-intro-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e86f1a;
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.st-intro h1 {
  margin: 0 0 10px;
  color: #35345a;
  font-size: 1.625rem;
  font-weight: 700;
  line-height: 1.25;
}
.st-intro > p {
  color: #6b6a86;
  margin: 0 0 18px;
  line-height: 1.55;
}
.st-intro-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 0 0 20px;
}
.st-intro-stats div {
  border-radius: 5px;
  padding: 14px 8px;
  text-align: center;
  background: #f5f6fa;
}
.st-intro-stats b {
  display: block;
  color: #35345a;
  font-size: 1.25rem;
  font-weight: 700;
}
.st-intro-stats span {
  display: block;
  margin-top: 4px;
  color: #6b6a86;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.st-intro-stats .c-qs { background: #eef0f6; }
.st-intro-stats .c-time { background: #fff4eb; }
.st-intro-stats .c-pass { background: #eef0f6; }
.st-intro-stats .c-price { background: #fff4eb; }
.st-intro form { display: flex; flex-wrap: wrap; gap: 10px; }
.st-pay-note {
  margin: 12px 0 0;
  color: #6b6a86;
  font-size: 0.875rem;
}
#stPayErr:not([hidden]) {
  color: #c0392b;
  font-weight: 600;
}
.st-card-price {
  position: absolute;
  z-index: 1;
  top: 12px;
  right: 12px;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 6px 12px;
  font-weight: 700;
  font-size: 0.875rem;
}
.st-chips .st-chip-price {
  background: #35345a;
  color: #fff;
}
.st-catalog-head p b { color: #35345a; }
.st-catalog-head.section-head p {
  max-width: 720px;
  text-wrap: pretty;
}
.st-catalog-section { background: #f5f6fa; }
.st-catalog-banner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #35345a;
  color: #fff !important;
  border-radius: 5px;
  padding: 16px 20px;
  margin-bottom: 28px;
}
.st-catalog-banner > i {
  width: 40px;
  height: 40px;
  border-radius: 5px;
  background: #e86f1a;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 1rem;
  color: #fff !important;
}
.st-catalog-banner b {
  display: block;
  font-size: 1rem;
  margin-bottom: 4px;
  color: #fff !important;
}
.st-catalog-banner p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: #fff !important;
}
.st-card-foot .st-ghost {
  text-align: center;
  font-size: 0.8125rem;
  margin-top: 4px;
}

/* Checkout page */
.st-checkout-wrap { background: #f5f6fa; }
.st-steps-bar {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.st-steps-bar li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: #6b6a86;
  border-radius: 5px;
  padding: 12px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(53, 52, 90, 0.05);
}
.st-steps-bar li span {
  width: 26px;
  height: 26px;
  border-radius: 5px;
  display: grid;
  place-items: center;
  background: #eef0f6;
  color: #6b6a86;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}
.st-steps-bar li.is-active {
  color: #35345a;
  box-shadow: inset 0 0 0 2px #e86f1a;
}
.st-steps-bar li.is-active span { background: #e86f1a; color: #fff; }
.st-steps-bar li.is-done { color: #35345a; }
.st-steps-bar li.is-done span { background: #35345a; color: #fff; }

.st-checkout-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  gap: 24px;
  align-items: start;
}
.st-checkout-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.st-test-hero {
  position: relative;
  border-radius: 5px;
  overflow: hidden;
  min-height: 220px;
  box-shadow: 0 12px 28px rgba(53, 52, 90, 0.1);
}
.st-test-hero img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  display: block;
}
.st-test-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(53, 52, 90, 0.72);
}
.st-test-hero-copy {
  position: absolute;
  z-index: 1;
  left: 22px;
  right: 22px;
  bottom: 22px;
  color: #fff;
}
.st-track-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #e86f1a;
  border-radius: 5px;
  padding: 5px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.st-test-hero-copy h1 {
  margin: 0 0 6px;
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
}
.st-test-hero-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.875rem;
}
.st-info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.st-info-box {
  background: #fff;
  border-radius: 5px;
  padding: 14px 10px;
  text-align: center;
  box-shadow: 0 4px 14px rgba(53, 52, 90, 0.05);
}
.st-info-box i {
  display: block;
  color: #e86f1a;
  font-size: 0.875rem;
  margin-bottom: 6px;
}
.st-info-box b {
  display: block;
  color: #35345a;
  font-size: 1.0625rem;
  font-weight: 800;
}
.st-info-box span {
  display: block;
  margin-top: 2px;
  color: #6b6a86;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.st-info-box.is-price { background: #fff4eb; }

.st-detail-card {
  background: #fff;
  border-radius: 5px;
  padding: 22px 22px;
  box-shadow: 0 8px 22px rgba(53, 52, 90, 0.06);
}
.st-detail-card h2 {
  margin: 0 0 14px;
  color: #35345a;
  font-size: 1.0625rem;
  font-weight: 700;
}
.st-detail-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.st-detail-list li {
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.st-detail-list > li > i {
  color: #e86f1a;
  font-size: 1rem;
  margin-top: 2px;
  flex-shrink: 0;
}
.st-detail-list b {
  display: block;
  color: #35345a;
  font-size: 0.9375rem;
  font-weight: 700;
}
.st-detail-list span {
  display: block;
  color: #6b6a86;
  font-size: 0.8125rem;
  margin-top: 2px;
  line-height: 1.4;
}
.st-tip-box {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: #fff;
  border-radius: 5px;
  padding: 16px 18px;
  box-shadow: 0 4px 14px rgba(53, 52, 90, 0.05);
}
.st-tip-box > i {
  color: #e86f1a;
  font-size: 1.25rem;
  margin-top: 2px;
}
.st-tip-box b {
  display: block;
  color: #35345a;
  font-size: 0.9375rem;
  margin-bottom: 4px;
}
.st-tip-box p {
  margin: 0;
  color: #6b6a86;
  font-size: 0.8125rem;
  line-height: 1.5;
}
.st-tip-box a { color: #e86f1a; font-weight: 600; text-decoration: none; }
.st-tip-box a:hover { text-decoration: underline; }
.st-course-inline { margin-top: 0; }

.st-checkout-panel {
  position: sticky;
  top: 88px;
  background: #fff;
  border-radius: 5px;
  padding: 0 0 22px;
  box-shadow: 0 16px 40px rgba(53, 52, 90, 0.11);
  overflow: hidden;
}
.st-checkout-panel::before {
  content: "";
  display: block;
  height: 5px;
  background: #e86f1a;
}
.st-checkout-head,
.st-checkout-ready,
.st-form-section,
.st-checkout-panel > .st-checkout-total,
.st-checkout-panel > form,
.st-checkout-panel > button,
.st-checkout-panel > .st-pay-note,
.st-checkout-panel > .st-checkout-foot {
  margin-left: 22px;
  margin-right: 22px;
}
.st-checkout-head { margin-top: 20px; }
.st-ready-icon {
  width: 56px;
  height: 56px;
  border-radius: 5px;
  background: #eef0f6;
  color: #35345a;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin: 20px 22px 0;
}
.st-checkout-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff4eb;
  color: #e86f1a;
  border-radius: 5px;
  padding: 5px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.st-checkout-badge.is-ok {
  background: #eef0f6;
  color: #35345a;
}
.st-checkout-head h2,
.st-checkout-ready h2 {
  margin: 12px 0 8px;
  color: #35345a;
  font-size: 1.375rem;
  font-weight: 700;
}
.st-checkout-head p,
.st-checkout-ready p {
  margin: 0 0 18px;
  color: #6b6a86;
  line-height: 1.5;
}
.st-checkout-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #f5f6fa;
  border-radius: 5px;
  padding: 14px 16px;
  margin-bottom: 18px;
}
.st-checkout-total small {
  display: block;
  color: #35345a;
  font-weight: 700;
  font-size: 0.875rem;
}
.st-checkout-total span {
  display: block;
  margin-top: 2px;
  color: #6b6a86;
  font-size: 0.8125rem;
}
.st-checkout-total b {
  color: #35345a;
  font-size: 1.75rem;
  font-weight: 800;
  white-space: nowrap;
}
.st-form-section {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #eef0f6;
}
.st-form-section h3 {
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #35345a;
  font-size: 0.9375rem;
  font-weight: 700;
}
.st-form-section h3 span {
  width: 24px;
  height: 24px;
  border-radius: 5px;
  background: #35345a;
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  font-weight: 800;
}
.st-checkout-form {
  display: grid;
  gap: 12px;
}
.st-field {
  display: grid;
  gap: 6px;
  margin: 0;
}
.st-field > span:first-child {
  color: #35345a;
  font-size: 0.8125rem;
  font-weight: 600;
}
.st-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f5f6fa;
  border-radius: 5px;
  padding: 0 12px;
  border: 1px solid transparent;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
.st-input-wrap i {
  color: #6b6a86;
  font-size: 0.875rem;
  flex-shrink: 0;
}
.st-input-wrap:focus-within {
  background: #fff;
  border-color: #e86f1a;
  box-shadow: 0 0 0 3px rgba(232, 111, 26, 0.1);
}
.st-input-wrap.is-invalid {
  border-color: #c0392b;
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.08);
}
.st-checkout-form .form-control {
  border: 0;
  background: transparent;
  border-radius: 5px;
  padding: 12px 0;
  font-size: 0.9375rem;
  box-shadow: none;
}
.st-checkout-form .form-control:focus {
  box-shadow: none;
}
.st-pay-methods { margin-bottom: 0; }
.st-pay-methods-label {
  display: block;
  color: #6b6a86;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.st-pay-methods ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.st-pay-methods li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #eef0f6;
  color: #35345a;
  border-radius: 5px;
  padding: 10px 12px;
  font-size: 0.8125rem;
  font-weight: 600;
}
.st-pay-methods i { color: #e86f1a; }
.st-checkout-btn {
  width: calc(100% - 44px);
  margin: 18px 22px 10px;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px !important;
  font-size: 1rem !important;
  font-weight: 700 !important;
}
.st-checkout-btn.is-loading { opacity: 0.75; pointer-events: none; }
.st-ready-checks {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: grid;
  gap: 8px;
}
.st-ready-checks li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #6b6a86;
  font-size: 0.8125rem;
}
.st-ready-checks i { color: #35345a; }
.st-checkout-total.is-paid { background: #fff4eb; }
.st-pay-secure {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 0;
}
.st-pay-secure i { color: #35345a; margin-top: 2px; }
.st-checkout-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid #eef0f6;
}
.st-checkout-link {
  color: #35345a;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.st-checkout-link:hover { color: #e86f1a; }

.st-rule-cards {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.st-rule-cards li {
  margin: 0;
  background: #fff;
  border-radius: 5px;
  padding: 16px 14px;
  box-shadow: 0 4px 14px rgba(53, 52, 90, 0.05);
}
.st-rule-cards i {
  width: 34px;
  height: 34px;
  border-radius: 5px;
  display: grid;
  place-items: center;
  margin-bottom: 10px;
  font-size: 0.875rem;
}
.st-rule-cards b {
  display: block;
  color: #35345a;
  margin-bottom: 4px;
  font-size: 0.9375rem;
}
.st-rule-cards p {
  margin: 0;
  color: #6b6a86;
  font-size: 0.8125rem;
  line-height: 1.45;
}
.st-rule-cards .r1 i { background: #fff4eb; color: #e86f1a; }
.st-rule-cards .r2 i { background: #eef0f6; color: #35345a; }
.st-rule-cards .r3 i { background: #fff4eb; color: #e86f1a; }
.st-rule-cards .r4 i { background: #eef0f6; color: #35345a; }

.st-course-strip {
  margin-top: 18px;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: 0 10px 24px rgba(53, 52, 90, 0.12);
}
.st-course-strip small {
  display: block;
  color: rgba(255,255,255,0.72);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.6875rem;
  font-weight: 600;
}
.st-course-strip b {
  display: block;
  font-size: 1.0625rem;
  margin: 2px 0;
}
.st-course-strip p {
  margin: 0;
  color: rgba(255,255,255,0.78);
  font-size: 0.8125rem;
}

/* Live paper — fullscreen exam mode */
body.st-exam-mode {
  padding-top: 0 !important;
  background: #f5f6fa;
  font-family: "Clash Grotesk", system-ui, sans-serif !important;
}
body.st-exam-mode .st-q h2,
body.st-exam-mode .st-exam-title b,
body.st-exam-mode .st-exam-foot .btn {
  font-family: "Clash Grotesk", system-ui, sans-serif !important;
}
.st-take {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #f5f6fa;
}
.st-exam-top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #35345a;
  color: #fff;
}
.st-exam-top-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
}
.st-exam-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.st-exam-logo {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 5px;
  padding: 6px 12px;
  flex-shrink: 0;
  text-decoration: none;
}
.st-exam-logo img {
  height: 40px;
  width: auto;
  display: block;
}
.st-exam-title small {
  display: block;
  color: rgba(255,255,255,0.72);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  font-size: 0.75rem;
}
.st-exam-title b {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.3;
  color: #fff;
}
.st-exam-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.st-progress {
  background: rgba(255,255,255,0.12);
  border-radius: 5px;
  padding: 7px 12px;
  color: #fff;
  font-weight: 500;
  font-size: 0.875rem;
}
.st-progress b { font-weight: 700; }
.st-exam-top #stClock {
  background: #fff;
  color: #35345a;
  border-radius: 5px;
  padding: 7px 14px;
  font-weight: 700;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-variant-numeric: tabular-nums;
  min-width: 92px;
  justify-content: center;
}
.st-exam-top #stClock em { font-style: normal; }
.st-exam-top #stClock.is-low { background: #e86f1a; color: #fff; }
.st-exit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  background: #e86f1a;
  border-radius: 5px;
  padding: 7px 14px;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  transition: background 0.12s ease;
}
.st-exit:hover { background: #d46212; color: #fff; }
.st-timer-track { height: 4px; background: rgba(255,255,255,0.14); }
.st-timer-track span {
  display: block;
  height: 100%;
  width: 100%;
  background: #e86f1a;
  transition: width 1s linear;
}

.st-exam-body {
  flex: 1;
  padding: 16px 0 46px;
}
.st-exam {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 292px;
  gap: 20px;
  align-items: start;
}
.st-exam-main .st-q {
  display: none;
  margin: 0;
  padding: 24px 26px;
  border-radius: 5px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(53, 52, 90, 0.06);
}
.st-exam-main .st-q.is-on { display: block; }

/* Question map sidebar */
body.st-exam-mode .st-palette {
  font-family: "Clash Grotesk", system-ui, sans-serif !important;
}
.st-palette {
  position: sticky;
  top: 72px;
  background: #fff;
  border-radius: 5px;
  padding: 0 0 16px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(53, 52, 90, 0.08);
}
.st-palette-head {
  padding: 16px 16px 14px;
  background: #35345a;
  color: #fff;
}
.st-palette-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
}
.st-palette-kicker i {
  width: 28px;
  height: 28px;
  border-radius: 5px;
  background: #e86f1a;
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
}
.st-palette-head p {
  margin: 8px 0 0;
  color: rgba(255,255,255,0.72);
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.4;
}
.st-tally {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin: 14px 14px 12px;
}
.st-tally div {
  border-radius: 5px;
  padding: 12px 6px 10px;
  text-align: center;
  background: #f5f6fa;
}
.st-tally .is-done { background: #eef0f6; }
.st-tally .is-left { background: #fff4eb; }
.st-tally .is-all { background: #f5f6fa; }
.st-tally b {
  display: block;
  color: #35345a;
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.st-tally span {
  display: block;
  margin-top: 4px;
  color: #6b6a86;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.st-legend {
  list-style: none;
  padding: 0 14px;
  margin: 0 0 12px;
  display: flex;
  flex-wrap: nowrap;
  gap: 5px;
}
.st-legend li {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #f5f6fa;
  border-radius: 5px;
  padding: 4px 8px;
  color: #35345a;
  font-size: 0.6875rem;
  font-weight: 600;
  white-space: nowrap;
  flex: 1;
  justify-content: center;
}
.st-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}
.st-dot.done { background: #35345a; }
.st-dot.wait { background: #cbd5e1; }
.st-dot.now { background: #e86f1a; }
.st-pads {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 7px;
  margin: 0 14px;
  padding: 0;
}
.st-pad {
  height: 38px;
  background: #fff;
  color: #35345a;
  border: 1px solid #e4e6ee;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(53, 52, 90, 0.05);
  font-family: "Clash Grotesk", system-ui, sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  font-variant-numeric: tabular-nums;
  transition: background 0.12s ease, color 0.12s ease, box-shadow 0.12s ease;
}
.st-pad:hover {
  background: #fff4eb;
  color: #e86f1a;
  border-color: #ffd0a8;
  box-shadow: 0 3px 8px rgba(232, 111, 26, 0.1);
}
.st-pad.is-done {
  background: #35345a;
  color: #fff;
  border-color: #35345a;
  box-shadow: 0 2px 6px rgba(53, 52, 90, 0.12);
}
.st-pad.is-now {
  background: #e86f1a;
  color: #fff;
  border-color: #e86f1a;
  box-shadow: 0 3px 8px rgba(232, 111, 26, 0.2);
}
.st-pad.is-done.is-now {
  background: #35345a;
  color: #fff;
  border-color: #e86f1a;
  box-shadow: inset 0 0 0 2px #e86f1a, 0 2px 6px rgba(53, 52, 90, 0.12);
}

body.st-exam-mode footer.st-exam-foot {
  padding: 0.5rem 0 0.5rem 0 !important;
  margin: 0;
  background: #fff !important;
  color: #35345a;
}
.st-exam-foot {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  background: #fff;
  box-shadow: 0 -4px 16px rgba(53, 52, 90, 0.06);
}
.st-exam-foot-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 5px 12px;
  min-height: 0;
}
.st-exam-foot .st-prev { justify-self: start; }
.st-exam-foot .st-next { justify-self: center; }
.st-exam-foot .st-submit-main { justify-self: end; }
body.st-exam-mode .st-exam-foot .btn {
  min-width: 0;
  min-height: 0 !important;
  height: 36px !important;
  padding: 0 14px !important;
  margin: 0;
  border: none;
  border-radius: 5px;
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1 !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  box-shadow: none;
  transform: none;
}
.st-exam-foot .st-btn-prev {
  background: #35345a;
  color: #fff;
}
.st-exam-foot .st-btn-prev:hover:not(:disabled) {
  background: #2a2948;
  color: #fff;
}
.st-exam-foot .st-btn-prev:disabled {
  background: #eef0f6;
  color: #a8a7b8;
  cursor: not-allowed;
}
.st-exam-foot .st-btn-submit {
  background: #35345a;
  color: #fff;
}
.st-exam-foot .st-btn-submit:hover {
  background: #2a2948;
  color: #fff;
}
.st-exam-foot .st-btn-next {
  background: #e86f1a;
  color: #fff;
}
.st-exam-foot .st-btn-next:hover {
  background: #d46212;
  color: #fff;
}

.st-q-head { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.st-q-num {
  width: 40px;
  height: 40px;
  border-radius: 5px;
  background: #35345a;
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9375rem;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.st-q-n {
  color: #6b6a86;
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}
body.st-exam-mode .st-q h2 {
  margin: 0;
  color: #35345a;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.st-q h3 { margin: 0; color: #35345a; }
.st-opts { display: grid; gap: 8px; }
.st-opts label {
  position: relative;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 0;
  padding: 12px 14px;
  border-radius: 5px;
  cursor: pointer;
  background: #f5f6fa;
  transition: background 0.12s ease;
}
.st-opts label:hover { background: #fff4eb; }
.st-opts label:has(input:checked) { background: #fff4eb; }
.st-opts input { position: absolute; opacity: 0; pointer-events: none; }
.st-opt-key {
  width: 28px;
  height: 28px;
  border-radius: 5px;
  background: #fff;
  color: #35345a;
  display: grid;
  place-items: center;
  font-weight: 700;
  flex-shrink: 0;
}
.st-opts label:has(input:checked) .st-opt-key {
  background: #e86f1a;
  color: #fff;
}
.st-opt-txt {
  padding-top: 3px;
  color: #3a3958;
  font-size: 0.9375rem;
  line-height: 1.5;
}
.st-submit-row { margin-top: 8px; display: grid; gap: 8px; justify-items: start; }

.st-narrow { max-width: 880px; margin: 0 auto; }

/* Result page */
.st-result-hero {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 22px;
  background: #fff;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(53, 52, 90, 0.08);
  margin-bottom: 20px;
}
.st-result-hero.is-pass { box-shadow: 0 12px 28px rgba(53, 52, 90, 0.08); }
.st-result-hero.is-fail { box-shadow: 0 12px 28px rgba(232, 111, 26, 0.1); }
.st-result-photo {
  position: relative;
  min-height: 240px;
}
.st-result-photo img {
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: cover;
  display: block;
}
.st-result-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(53, 52, 90, 0.35);
}
.st-result-copy {
  padding: 24px 24px 22px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.st-result-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 5px;
  padding: 5px 12px;
  font-size: 0.8125rem;
  font-weight: 700;
  width: fit-content;
  margin-bottom: 10px;
}
.st-result-badge.is-pass { background: #eef0f6; color: #35345a; }
.st-result-badge.is-fail { background: #fff4eb; color: #c2410c; }
.st-result-copy small {
  display: block;
  color: #6b6a86;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  font-size: 0.75rem;
}
.st-result-copy h1 {
  margin: 4px 0 8px;
  color: #35345a;
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.3;
}
.st-result-copy > p {
  margin: 0 0 16px;
  color: #6b6a86;
  line-height: 1.5;
}
.st-result-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.st-result-stats div {
  border-radius: 5px;
  padding: 10px 6px;
  text-align: center;
  background: #f5f6fa;
}
.st-result-stats b {
  display: block;
  color: #35345a;
  font-size: 1.125rem;
  font-weight: 700;
}
.st-result-stats span {
  display: block;
  margin-top: 2px;
  color: #6b6a86;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.st-result-stats .s-score { background: #eef0f6; }
.st-result-stats .s-correct { background: #eef0f6; }
.st-result-stats .s-wrong { background: #fff4eb; }
.st-result-stats .s-total { background: #f5f6fa; }
.st-score-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.st-enroll-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: 0 10px 24px rgba(53, 52, 90, 0.12);
}
.st-enroll-icon {
  width: 48px;
  height: 48px;
  border-radius: 5px;
  background: #e86f1a;
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.125rem;
}
.st-enroll-card small {
  display: block;
  color: rgba(255,255,255,0.72);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.6875rem;
  font-weight: 600;
}
.st-enroll-card h2 {
  margin: 2px 0 6px;
  color: #fff;
  font-size: 1.125rem;
}
.st-enroll-card p {
  margin: 0;
  color: rgba(255,255,255,0.78);
  font-size: 0.875rem;
  line-height: 1.45;
}
.st-enroll-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.st-review-head {
  margin: 8px 0 16px;
}
.st-review-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #e86f1a;
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.st-review-head h2 {
  margin: 6px 0 4px;
  color: #35345a;
}
.st-review-head p {
  margin: 0;
  color: #6b6a86;
  font-size: 0.875rem;
}

.st-review {
  background: #fff;
  border-radius: 5px;
  padding: 20px 22px;
  margin-bottom: 12px;
  box-shadow: 0 4px 14px rgba(53, 52, 90, 0.05);
}
.st-review.is-ok { box-shadow: inset 4px 0 0 #35345a, 0 4px 14px rgba(53, 52, 90, 0.05); }
.st-review.is-bad { box-shadow: inset 4px 0 0 #e86f1a, 0 4px 14px rgba(53, 52, 90, 0.05); }
.st-review h3 {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
}
.st-review-opts { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.st-review-opts li {
  margin: 0;
  padding: 10px 12px;
  border-radius: 5px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: #f5f6fa;
  box-shadow: 0 1px 4px rgba(53, 52, 90, 0.04);
}
.st-review-opts li.is-right { background: #eef0f6; box-shadow: inset 0 0 0 1px #35345a; }
.st-review-opts li.is-yours { background: #fff4eb; box-shadow: inset 0 0 0 1px #e86f1a; }
.st-review-opts em {
  margin-left: auto;
  font-style: normal;
  font-weight: 700;
  font-size: 0.75rem;
  white-space: nowrap;
  color: #35345a;
}
.st-review-opts li.is-yours em { color: #e86f1a; }

/* Booking page — product + checkout */
.st-booking {
  background: #f5f6fa;
}
.st-booking-inner {
  max-width: 1080px;
}
.st-booking-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.st-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #35345a;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  padding: 8px 12px;
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 2px 8px rgba(53, 52, 90, 0.06);
}
.st-back-link:hover { color: #e86f1a; }
.st-progress-wrap {
  background: #fff;
  border-radius: 5px;
  padding: 14px 20px;
  box-shadow: 0 4px 14px rgba(53, 52, 90, 0.06);
}
.st-progress {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}
.st-progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 64px;
}
.st-step-dot {
  width: 32px;
  height: 32px;
  border-radius: 5px;
  display: grid;
  place-items: center;
  background: #eef0f6;
  color: #6b6a86;
  font-size: 0.8125rem;
  font-weight: 800;
  line-height: 1;
}
.st-step-dot i { font-size: 0.75rem; }
.st-step-label {
  color: #6b6a86;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.st-progress-step.is-done .st-step-dot {
  background: #35345a;
  color: #fff;
}
.st-progress-step.is-done .st-step-label { color: #35345a; }
.st-progress-step.is-current .st-step-dot {
  background: #e86f1a;
  color: #fff;
  box-shadow: 0 4px 12px rgba(232, 111, 26, 0.35);
}
.st-progress-step.is-current .st-step-label {
  color: #35345a;
  font-weight: 700;
}
.st-progress-line {
  width: 48px;
  height: 3px;
  background: #dde0ea;
  border-radius: 5px;
  margin: 15px 6px 0;
  flex-shrink: 0;
}
.st-progress-line.is-done { background: #35345a; }

.st-booking-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 20px;
  align-items: start;
}
.st-product-card {
  background: #fff;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 10px 32px rgba(53, 52, 90, 0.08);
}
.st-product-top {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 0;
}
.st-product-media {
  position: relative;
  min-height: 100%;
}
.st-product-media img {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  display: block;
}
.st-price-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 7px 14px;
  font-weight: 800;
  font-size: 0.9375rem;
  box-shadow: 0 4px 12px rgba(53, 52, 90, 0.25);
}
.st-product-copy {
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.st-product-copy h1 {
  margin: 8px 0 8px;
  color: #35345a;
  font-size: 1.375rem;
  font-weight: 800;
  line-height: 1.25;
}
.st-product-lead {
  margin: 0 0 16px;
  color: #6b6a86;
  font-size: 0.875rem;
  line-height: 1.55;
}
.st-product-stats {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.st-product-stats li {
  margin: 0;
  background: #eef0f6;
  border-radius: 5px;
  padding: 12px 8px;
  text-align: center;
}
.st-product-stats li.is-fee {
  background: #fff4eb;
  box-shadow: inset 0 0 0 1px rgba(232, 111, 26, 0.25);
}
.st-product-stats b {
  display: block;
  color: #35345a;
  font-size: 0.9375rem;
  font-weight: 800;
}
.st-product-stats span {
  display: block;
  margin-top: 2px;
  color: #6b6a86;
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.st-product-body {
  padding: 0 22px 22px;
  border-top: 1px solid #eef0f6;
  margin-top: 0;
  padding-top: 20px;
}
.st-product-body h2 {
  margin: 0 0 14px;
  color: #35345a;
  font-size: 0.9375rem;
  font-weight: 700;
}
.st-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}
.st-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: #f5f6fa;
  border-radius: 5px;
  padding: 12px;
}
.st-feature i {
  color: #e86f1a;
  font-size: 0.9375rem;
  margin-top: 2px;
}
.st-feature b {
  display: block;
  color: #35345a;
  font-size: 0.8125rem;
  font-weight: 700;
}
.st-feature span {
  display: block;
  color: #6b6a86;
  font-size: 0.75rem;
  margin-top: 1px;
}
.st-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: #fff4eb;
  border-radius: 5px;
  padding: 12px 14px;
  margin-bottom: 14px;
}
.st-note i { color: #e86f1a; margin-top: 2px; }
.st-note p {
  margin: 0;
  color: #6b6a86;
  font-size: 0.8125rem;
  line-height: 1.5;
}
.st-note a { color: #e86f1a; font-weight: 600; text-decoration: none; }
.st-note a:hover { text-decoration: underline; }
.st-related-course {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 14px 16px;
}
.st-related-course small,
.st-related-course b,
.st-related-course > div > span,
.st-related-course p {
  color: #fff !important;
}
.st-related-course small {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  opacity: 0.92;
}
.st-related-course b {
  display: block;
  font-size: 0.9375rem;
  margin: 2px 0;
  font-weight: 700;
}
.st-related-course > div > span {
  font-size: 0.75rem;
  opacity: 0.92;
}

/* Lock overlay on test image */
.st-product-media.is-locked img { filter: brightness(0.55); }
.st-lock-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: #fff;
  text-align: center;
  padding: 16px;
}
.st-lock-overlay i {
  font-size: 2rem;
  margin-bottom: 4px;
}
.st-lock-overlay b {
  font-size: 1.0625rem;
  font-weight: 800;
}
.st-lock-overlay span {
  font-size: 0.8125rem;
  opacity: 0.9;
}
.st-value-banner {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 14px 16px;
  margin-bottom: 18px;
}
.st-value-banner > i {
  width: 36px;
  height: 36px;
  border-radius: 5px;
  background: #e86f1a;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.st-value-banner b {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 4px;
  color: #fff;
  font-weight: 700;
}
.st-value-banner p {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: #fff !important;
}
.st-value-banner > i {
  color: #fff;
}

.st-order-card {
  background: #fff;
  border-radius: 5px;
  padding: 24px;
  box-shadow: 0 12px 36px rgba(53, 52, 90, 0.1);
  position: sticky;
  top: 88px;
  border: 1px solid #eef0f6;
}
.st-pay-hero {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #35345a;
  color: #fff;
  padding: 20px 22px;
}
.st-pay-hero > i {
  width: 48px;
  height: 48px;
  border-radius: 5px;
  background: rgba(255,255,255,0.12);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  color: #e86f1a;
}
.st-pay-hero.is-unlocked > i { color: #fff; background: #e86f1a; }
.st-pay-hero small {
  display: block;
  color: #fff;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-bottom: 4px;
  opacity: 0.9;
}
.st-pay-hero b {
  display: block;
  font-size: 1.375rem;
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
}
.st-pay-hero span {
  display: block;
  margin-top: 4px;
  color: #fff;
  font-size: 0.75rem;
  opacity: 0.9;
}
.st-pay-summary {
  padding: 16px 22px;
  background: #fff4eb;
  border-bottom: 1px solid rgba(232, 111, 26, 0.15);
}
.st-pay-summary.is-paid { background: #eef0f6; }
.st-pay-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  color: #35345a;
  font-size: 0.875rem;
}
.st-pay-line.is-muted { color: #6b6a86; font-size: 0.8125rem; margin-bottom: 10px; }
.st-pay-line b { font-weight: 700; white-space: nowrap; }
.st-pay-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  margin-top: 8px;
  border-top: 2px dashed rgba(53, 52, 90, 0.15);
}
.st-pay-total span {
  color: #35345a;
  font-weight: 700;
  font-size: 0.9375rem;
}
.st-pay-total b {
  color: #e86f1a;
  font-size: 1.75rem;
  font-weight: 800;
}
.st-pay-greet {
  margin: 0;
  padding: 0 22px 12px;
  color: #6b6a86;
  font-size: 0.875rem;
}
.st-pay-card .st-order-form,
.st-pay-card .st-form-title-pay,
.st-pay-card .st-pay-row,
.st-pay-card .st-order-btn,
.st-pay-card .st-order-err,
.st-pay-card .st-pay-trust-list,
.st-pay-card .st-dev-note,
.st-pay-card .st-order-tips,
.st-pay-card .st-order-links {
  margin-left: 22px;
  margin-right: 22px;
}
.st-pay-card .st-order-form { margin-top: 18px; }
.st-pay-card .st-order-links {
  padding-bottom: 22px;
  margin-top: 14px;
  border-top: 1px solid #eef0f6;
  padding-top: 14px;
}
.st-form-title-pay { margin-top: 4px !important; margin-bottom: 10px !important; }
.st-pay-cta {
  font-size: 1.0625rem !important;
  padding: 16px 20px !important;
  box-shadow: 0 8px 20px rgba(232, 111, 26, 0.35);
}
.st-pay-trust-list {
  list-style: none;
  padding: 0;
  margin: 0 22px 16px;
  display: grid;
  gap: 8px;
}
.st-pay-trust-list li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #6b6a86;
  font-size: 0.8125rem;
}
.st-pay-trust-list i { color: #35345a; width: 16px; text-align: center; }
.st-dev-note {
  margin: 0 22px 14px;
  padding: 10px 12px;
  background: #eef0f6;
  border-radius: 5px;
  color: #6b6a86;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 8px;
}
.st-pay-sticky {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1040;
  background: #fff;
  border-top: 2px solid #e86f1a;
  box-shadow: 0 -8px 24px rgba(53, 52, 90, 0.12);
  padding: 12px 16px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
}
.st-pay-sticky-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.st-pay-sticky-inner small {
  display: block;
  color: #6b6a86;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
}
.st-pay-sticky-inner b {
  color: #e86f1a;
  font-size: 1.375rem;
  font-weight: 800;
}
.st-pay-sticky .btn {
  white-space: nowrap;
  padding: 12px 18px !important;
  font-weight: 700 !important;
}

.st-order-card {
  padding: 24px;
  border: 1px solid #eef0f6;
}
.st-order-head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 18px;
}
.st-order-head > i {
  width: 44px;
  height: 44px;
  border-radius: 5px;
  background: #fff4eb;
  color: #e86f1a;
  display: grid;
  place-items: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.st-order-head.is-success > i {
  background: #eef0f6;
  color: #35345a;
}
.st-order-head h2 {
  margin: 0 0 4px;
  color: #35345a;
  font-size: 1.125rem;
  font-weight: 800;
}
.st-order-head p {
  margin: 0;
  color: #6b6a86;
  font-size: 0.8125rem;
  line-height: 1.45;
}
.st-order-price {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #f5f6fa;
  border-radius: 5px;
  padding: 16px 18px;
  margin-bottom: 18px;
}
.st-order-price.is-paid { background: #fff4eb; }
.st-order-price small {
  display: block;
  color: #35345a;
  font-weight: 700;
  font-size: 0.8125rem;
}
.st-order-price span {
  display: block;
  margin-top: 2px;
  color: #6b6a86;
  font-size: 0.75rem;
}
.st-order-price > span:first-child {
  color: #6b6a86;
  font-size: 0.8125rem;
  font-weight: 600;
}
.st-order-price b {
  color: #35345a;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}
.st-req {
  color: #e03e3e;
  font-weight: 700;
  margin-left: 2px;
}
.st-form-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.st-form-title {
  margin: 0;
  color: #35345a;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.st-form-hint {
  color: #6b6a86;
  font-size: 0.75rem;
  font-weight: 500;
}
.st-order-form > .st-form-title {
  margin-bottom: 10px;
}
.st-order-form {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}
.st-order-form .st-field > span:first-child {
  color: #35345a;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.st-input {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border-radius: 5px;
  padding: 0 14px;
  border: 1px solid #d5d7e3;
  box-shadow: 0 1px 3px rgba(53, 52, 90, 0.04);
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
.st-input:hover {
  border-color: #c4c7d4;
  background: #fafbfd;
}
.st-input i {
  color: #6b6a86;
  font-size: 0.9375rem;
  flex-shrink: 0;
  width: 18px;
  text-align: center;
}
.st-input:focus-within {
  background: #fff;
  border-color: #e86f1a;
  box-shadow: 0 0 0 3px rgba(232, 111, 26, 0.12);
}
.st-input.is-invalid {
  border-color: #e03e3e;
  background: #fffafa;
  box-shadow: 0 0 0 3px rgba(224, 62, 62, 0.08);
}
.st-input input {
  border: 0;
  background: transparent;
  width: 100%;
  padding: 14px 0;
  font-size: 0.9375rem;
  color: #35345a;
  outline: none;
  box-shadow: none;
}
.st-input input::placeholder { color: #a8a7b8; }
.st-pay-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}
.st-pay-row span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: #eef0f6;
  border-radius: 5px;
  padding: 10px 6px;
  color: #35345a;
  font-size: 0.6875rem;
  font-weight: 700;
  text-align: center;
}
.st-pay-row i {
  color: #e86f1a;
  font-size: 1rem;
}
.st-order-btn {
  width: 100%;
  justify-content: center;
  gap: 10px;
  padding: 15px 20px !important;
  font-size: 1rem !important;
  font-weight: 700 !important;
  margin-bottom: 12px;
}
.st-order-btn.is-loading { opacity: 0.7; pointer-events: none; }
.st-order-err {
  margin: 0 0 10px;
  color: #c0392b;
  font-size: 0.8125rem;
  font-weight: 600;
}
.st-order-trust {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  color: #6b6a86;
  font-size: 0.75rem;
  line-height: 1.4;
}
.st-order-trust i { color: #35345a; }
.st-order-tips {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: grid;
  gap: 8px;
}
.st-order-tips li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #6b6a86;
  font-size: 0.8125rem;
}
.st-order-tips i { color: #35345a; font-size: 0.75rem; }
.st-order-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 14px;
  border-top: 1px solid #eef0f6;
}
.st-order-links a {
  color: #35345a;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.st-order-links a:hover { color: #e86f1a; }

@media (max-width: 1100px) {
  .st-grid { grid-template-columns: 1fr 1fr; }
  .st-rule-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .st-booking-grid { grid-template-columns: 1fr; }
  .st-order-card { position: static; order: -1; }
  .st-product-top { grid-template-columns: 1fr; }
  .st-product-media img { min-height: 180px; max-height: 200px; }
  .st-steps-bar { grid-template-columns: 1fr; }
  .st-steps-bar li { font-size: 0.75rem; }
  .st-info-grid { grid-template-columns: 1fr 1fr; }
  .st-checkout-layout { grid-template-columns: 1fr; }
  .st-checkout-panel { position: static; }
  .st-intro-grid, .st-result-hero, .st-exam { grid-template-columns: 1fr; }
  .st-result-copy { padding: 20px; }
  .st-result-photo { min-height: 200px; }
  .st-result-photo img { min-height: 200px; }
  .st-enroll-card { grid-template-columns: 1fr; }
  .st-enroll-actions { width: 100%; }
  .st-hero-visual { min-height: 260px; }
  .st-hero-visual img { min-height: 260px; }
  .st-palette { position: static; }
}
@media (max-width: 767.98px) {
  .st-grid { grid-template-columns: 1fr; }
  .st-rule-cards { grid-template-columns: 1fr; }
  .st-exam-top-inner { flex-direction: column; align-items: flex-start; }
  .st-exam-body { padding-bottom: 50px; }
  .st-exam-foot-inner {
    grid-template-columns: 1fr 1fr 1fr;
    padding: 4px 12px;
  }
  body.st-exam-mode .st-exam-foot .btn { width: 100%; padding: 0 8px !important; }
  .st-exam-foot .st-next[hidden] { display: none; }
  .st-exam-logo img { height: 34px; }
  .st-intro-stats, .st-result-stats, .st-info-grid, .st-product-stats { grid-template-columns: 1fr 1fr; }
  .st-feature-grid { grid-template-columns: 1fr; }
  .st-pay-row { grid-template-columns: 1fr 1fr; }
  .st-booking-top { flex-direction: column; align-items: stretch; }
  .st-progress-wrap { width: 100%; }
  .st-progress-line { width: 28px; }
  .st-related-course { flex-direction: column; align-items: flex-start; }
  .st-steps-bar li span { display: none; }
  .st-steps-bar li { padding: 10px 12px; }
  .st-intro, .st-review { padding: 18px 16px; }
  .st-course-strip { flex-direction: column; align-items: flex-start; }
  .st-exam-main .st-q { padding: 18px 16px; }
  .st-share-row { flex-wrap: wrap; }
  .st-palette { position: static; max-height: none; }
  .st-exam-body { grid-template-columns: 1fr; }
  .st-exam-foot-inner { grid-template-columns: 1fr; gap: 8px; }
  .st-exam-foot .st-btn-submit { grid-column: 1; }
}

.st-share-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 4px;
}
.st-share-btn {
  border: 1px solid #d5d7e3;
  background: #fff;
  color: #35345a;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  text-decoration: none;
}
.st-share-btn:hover { border-color: #e86f1a; color: #e86f1a; }
.st-enroll-card.is-pass-tip { border-color: #35345a; }
.st-tab-warn {
  position: fixed;
  inset: 0;
  background: rgba(53, 52, 90, 0.55);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 9999;
}
.st-tab-warn[hidden] { display: none !important; }
.st-tab-warn > div {
  background: #fff;
  border-radius: 5px;
  padding: 22px;
  max-width: 360px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(53, 52, 90, 0.2);
}
.st-tab-warn i { color: #e86f1a; font-size: 1.5rem; margin-bottom: 8px; }
.st-tab-warn b { display: block; color: #35345a; margin-bottom: 6px; }
.st-tab-warn p { margin: 0 0 14px; color: #6b6a86; font-size: 0.875rem; }
.st-tab-warn button {
  border: 0;
  background: #35345a;
  color: #fff;
  border-radius: 5px;
  padding: 10px 18px;
  font-weight: 600;
  cursor: pointer;
}
.st-cert-wrap {
  min-height: 80vh;
  display: grid;
  place-items: center;
  padding: 40px 16px;
  background: #f5f6fa;
}
.st-cert {
  width: min(720px, 100%);
  background: #fff;
  border: 3px solid #35345a;
  border-radius: 5px;
  padding: 40px 32px;
  text-align: center;
}
.st-cert-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}
.st-cert-brand img { height: 42px; }
.st-cert-brand span {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #e86f1a;
  font-weight: 700;
}
.st-cert-kicker { color: #6b6a86; margin: 0; }
.st-cert h1 {
  margin: 8px 0;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  color: #35345a;
}
.st-cert-body { color: #6b6a86; margin: 0 0 8px; }
.st-cert h2 { color: #35345a; margin: 0 0 12px; font-size: 1.25rem; }
.st-cert-score { color: #35345a; margin: 0 0 8px; }
.st-cert-date { color: #6b6a86; margin: 0 0 24px; }
.st-cert-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid #eef0f6;
  padding-top: 16px;
  font-size: 0.8125rem;
  color: #6b6a86;
}
.st-cert-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 18px;
  flex-wrap: wrap;
}
@media print {
  body.st-cert-page .st-cert-actions,
  body.st-cert-page header,
  body.st-cert-page footer { display: none !important; }
  .st-cert-wrap { background: #fff; padding: 0; }
}