.exam-preview-note {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding: 12px 16px;
  border: 1px solid rgba(178,32,0,.18);
  border-radius: 14px;
  background: rgba(178,32,0,.05);
}

.exam-preview-note span {
  color: var(--muted, #6b7280);
}

.exam-detail-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr);
  gap: clamp(36px, 6vw, 88px);
  align-items: start;
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 0 64px;
}

.exam-detail-main {
  min-width: 0;
  padding-top: 18px;
}

.exam-detail-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.exam-detail-title {
  max-width: 100%;
  margin: 0;
  font-size: clamp(2.75rem, 5vw, 5.5rem);
  line-height: .94;
  letter-spacing: -.045em;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.exam-detail-title + .exam-materials {
  margin-top: clamp(24px, 3vw, 36px);
}

.exam-detail-pdf-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-top: 16px;
}

.exam-detail-pdf-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 11px 16px;
  border: 1px solid #16845b;
  border-radius: 15px;
  background: #16845b;
  box-shadow: 0 9px 24px rgba(22,132,91,.18);
  color: #fff !important;
  font-size: .9rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform .16s ease, background-color .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.exam-detail-pdf-button__copy {
  display: grid;
  gap: 1px;
  line-height: 1.15;
}

.exam-detail-pdf-button__copy small {
  color: rgba(255,255,255,.72);
  font-size: .62rem;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.exam-detail-pdf-button__copy b {
  font-size: .9rem;
}

.exam-detail-pdf-button:hover {
  transform: translateY(-1px);
  border-color: #0f7550;
  background: #0f7550;
  box-shadow: 0 12px 28px rgba(22,132,91,.25);
}

.exam-detail-pdf-button:focus-visible {
  outline: 3px solid rgba(35,181,128,.35);
  outline-offset: 3px;
}

.exam-detail-pdf-button svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.exam-detail-pdf-button__arrow {
  margin-left: 2px;
  font-size: 1rem;
}

.exam-detail-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: clamp(38px, 5vw, 64px);
  border-top: 1px solid rgba(25,25,25,.10);
  border-bottom: 1px solid rgba(25,25,25,.10);
}

.exam-detail-stats > div {
  display: grid;
  gap: 3px;
  min-width: 130px;
  padding: 18px 28px 18px 0;
  margin-right: 28px;
}

.exam-detail-stats b {
  font-size: 1.2rem;
  line-height: 1;
}

.exam-detail-stats span {
  color: var(--muted, #747474);
  font-size: .88rem;
}

.exam-detail-micro {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  font-size: .92rem;
}

.exam-detail-micro span {
  color: var(--muted, #747474);
}

.exam-detail-fold {
  margin-top: 18px;
  border-top: 1px solid rgba(25,25,25,.10);
}

.exam-detail-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.exam-detail-fold summary::-webkit-details-marker {
  display: none;
}

.exam-detail-fold summary::after {
  content: '+';
  color: var(--muted, #777);
  font-size: 1.25rem;
  font-weight: 400;
}

.exam-detail-fold[open] summary::after {
  content: '−';
}

.exam-detail-fold summary span {
  color: var(--muted, #777);
  font-weight: 500;
}

.exam-detail-fold__body {
  padding: 0 0 18px;
  color: var(--muted, #666);
  line-height: 1.6;
}

.exam-attempt-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  border-top: 1px solid rgba(25,25,25,.07);
}

.exam-attempt-row:first-child {
  border-top: 0;
}

.exam-attempt-row > div {
  display: grid;
  gap: 3px;
}

.exam-attempt-row small {
  color: var(--muted, #777);
}

.exam-attempt-row a {
  font-weight: 700;
  text-decoration: none;
}

.exam-detail-side {
  position: sticky;
  top: 92px;
}

.exam-start-card {
  --exam-card-bg: rgba(255,255,255,.72);
  --exam-card-border: rgba(24,24,24,.09);
  --exam-card-title: #171717;
  --exam-card-text: #656565;
  --exam-card-soft: rgba(20,20,20,.07);

  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid var(--exam-card-border);
  border-radius: 24px;
  background: var(--exam-card-bg);
  box-shadow: 0 18px 50px rgba(0,0,0,.06);
  backdrop-filter: blur(16px);
}

.exam-start-card::before {
  content: '';
  position: absolute;
  width: 220px;
  height: 220px;
  top: -130px;
  right: -100px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(214,59,20,.12), transparent 70%);
  pointer-events: none;
}

.exam-start-card > * {
  position: relative;
  z-index: 1;
}

.exam-start-card__eyebrow {
  color: #c63a18;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.exam-start-card h2 {
  margin: 14px 0 12px;
  color: var(--exam-card-title);
  font-size: clamp(2rem, 3.2vw, 3.25rem);
  line-height: .98;
  letter-spacing: -.04em;
}

.exam-start-card__lead {
  margin: 0;
  color: var(--exam-card-text);
  font-size: .98rem;
  line-height: 1.6;
}

.exam-start-card__actions {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.exam-start-card__form {
  margin: 0;
}

.exam-start-card__actions .button,
.exam-start-card__actions .button:visited,
.exam-start-card__actions button.button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 54px;
  margin: 0;
  border-radius: 16px;
  font-weight: 800;
}

.exam-start-card__note {
  margin: 0;
  color: var(--exam-card-text);
  font-size: .84rem;
  text-align: center;
}

.exam-start-card__facts {
  display: grid;
  gap: 0;
  margin-top: 24px;
  border-top: 1px solid var(--exam-card-soft);
}

.exam-start-card__fact {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--exam-card-soft);
}

.exam-start-card__fact > span {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
  border-radius: 50%;
  background: rgba(198,58,24,.08);
  color: #c63a18;
  font-size: .82rem;
  font-weight: 800;
}

.exam-start-card__fact > div {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.exam-start-card__fact b {
  color: var(--exam-card-title);
  font-size: .9rem;
}

.exam-start-card__fact small {
  color: var(--exam-card-text);
  font-size: .8rem;
  line-height: 1.4;
}

.exam-expert-action {
  display: inline-flex;
  margin: 11px 0 2px 36px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #c63a18;
  font: inherit;
  font-size: .86rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.exam-expert-action:hover {
  text-decoration: underline;
}

.exam-start-card__leaderboard {
  display: inline-block;
  margin-top: 18px;
  font-size: .88rem;
  font-weight: 700;
  text-decoration: none;
}

.exam-start-card__leaderboard:hover {
  text-decoration: underline;
}

html[data-theme='dark'] .exam-detail-stats,
html[data-theme='dark'] .exam-detail-fold {
  border-color: rgba(255,255,255,.09);
}

html[data-theme='dark'] .exam-attempt-row {
  border-color: rgba(255,255,255,.06);
}

html[data-theme='dark'] .exam-start-card {
  --exam-card-bg: rgba(27,24,23,.88);
  --exam-card-border: rgba(255,255,255,.10);
  --exam-card-title: #fffaf7;
  --exam-card-text: rgba(255,245,239,.62);
  --exam-card-soft: rgba(255,255,255,.08);

  box-shadow: 0 22px 60px rgba(0,0,0,.24);
}

html[data-theme='dark'] .exam-start-card::before {
  background: radial-gradient(circle, rgba(207,55,20,.18), transparent 70%);
}

html[data-theme='dark'] .exam-detail-pdf-button {
  border-color: #249a6e;
  background: #167a57;
  box-shadow: 0 9px 25px rgba(0,0,0,.2);
  color: #f4fff9 !important;
}

html[data-theme='dark'] .exam-detail-pdf-button:hover {
  border-color: #31b482;
  background: #1c8b64;
}

html[data-theme='dark'] .exam-detail-fold__body,
html[data-theme='dark'] .exam-detail-stats span,
html[data-theme='dark'] .exam-attempt-row small,
html[data-theme='dark'] .exam-detail-micro span {
  color: rgba(255,255,255,.55);
}

@media (max-width: 900px) {
  .exam-detail-shell {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 10px;
  }

  .exam-detail-main {
    padding-top: 0;
  }

  .exam-detail-title {
    font-size: clamp(2.8rem, 11vw, 4.8rem);
  }

  .exam-detail-stats {
    margin-top: 34px;
  }

  .exam-detail-stats > div {
    min-width: 50%;
    margin: 0;
    padding: 13px 18px 13px 0;
  }

  .exam-detail-side {
    position: static;
  }

  .exam-start-card {
    padding: 22px;
    border-radius: 20px;
  }
}

@media (max-width: 520px) {
  .exam-detail-shell {
    padding-bottom: 36px;
  }

  .exam-detail-chips {
    margin-bottom: 18px;
  }

  .exam-detail-title {
    font-size: clamp(2.35rem, 12vw, 3.75rem);
  }

  .exam-detail-stats > div {
    min-width: 50%;
  }

  .exam-start-card h2 {
    font-size: 2rem;
  }
}