.course-catalog,
.course-detail,
.course-review {
  width: min(100%, var(--pl-content-wide));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) var(--pl-page-gutter) clamp(5rem, 10vw, 9rem);
  text-align: left;
}

.course-detail,
.course-review {
  padding-inline: 0;
}

.course-page-header {
  max-width: 58rem;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.course-kicker,
.course-card__meta,
.course-action-panel__label {
  margin: 0 0 0.9rem;
  color: var(--pl-accent-strong);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.course-page-header h1,
.course-detail__intro h1 {
  margin: 0;
  color: var(--pl-text);
  font-size: clamp(3.2rem, 8vw, 7.5rem);
  font-weight: 750;
  letter-spacing: -0.075em;
  line-height: 0.92;
}

.course-page-header > p:last-child,
.course-detail__lede {
  max-width: 42rem;
  margin: 1.5rem 0 0;
  color: var(--pl-text-muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.65;
}

.course-active-note {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: -1rem 0 2rem;
  padding: 1rem 1.2rem;
  border: 1px solid color-mix(in srgb, var(--pl-accent) 34%, var(--pl-border));
  border-radius: var(--pl-radius-md);
  background: color-mix(in srgb, var(--pl-accent-soft) 70%, transparent);
}

.course-active-note__mark {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  border-radius: 50%;
  background: var(--pl-accent);
  color: var(--pl-on-accent);
  font-weight: 900;
}

.course-active-note p {
  margin: 0;
  color: var(--pl-text-muted);
  font-size: 0.86rem;
}

.course-active-note a {
  color: var(--pl-text);
  font-weight: 750;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.course-card {
  position: relative;
  display: flex;
  min-height: 26rem;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(1.5rem, 3vw, 2.35rem);
  border: 1px solid var(--pl-border);
  border-radius: var(--pl-radius-lg);
  background:
    radial-gradient(circle at 88% 12%, color-mix(in srgb, var(--pl-accent) 11%, transparent), transparent 34%),
    var(--pl-surface);
  box-shadow: var(--pl-shadow-soft);
}

.course-card::after {
  position: absolute;
  right: -4.8rem;
  bottom: -7.4rem;
  width: 17rem;
  height: 17rem;
  border: 1px solid color-mix(in srgb, var(--pl-accent) 28%, transparent);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.course-card--active {
  border-color: color-mix(in srgb, var(--pl-accent) 60%, var(--pl-border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--pl-accent-soft) 74%, transparent), transparent 60%),
    var(--pl-surface-raised);
}

.course-card--locked {
  background: color-mix(in srgb, var(--pl-surface) 84%, var(--pl-page));
}

.course-card__topline,
.course-detail__eyebrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.course-card__number {
  color: var(--pl-text-subtle);
  font-family: var(--pl-font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
}

.course-state {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.42rem 0.8rem;
  border: 1px solid var(--pl-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--pl-surface-raised) 88%, transparent);
  color: var(--pl-text-muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-state--active,
.course-state--available {
  border-color: color-mix(in srgb, var(--pl-accent) 44%, var(--pl-border));
  color: var(--pl-accent-strong);
}

.course-state--completed {
  border-color: color-mix(in srgb, var(--pl-success) 48%, var(--pl-border));
  color: var(--pl-success);
}

.course-card__body {
  position: relative;
  z-index: 1;
  margin: auto 0;
}

.course-card__body h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.65rem);
  font-weight: 720;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.course-card__body h2 a {
  color: var(--pl-text);
  text-decoration: none;
}

.course-card__body h2 a::after {
  position: absolute;
  inset: 0;
  content: "";
}

.course-card__body > p:last-child {
  max-width: 32rem;
  margin: 1.15rem 0 0;
  color: var(--pl-text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.course-card__link {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--pl-border);
  color: var(--pl-text);
  font-weight: 750;
  text-decoration: none;
}

.course-card__link span {
  color: var(--pl-accent-strong);
  font-size: 1.3rem;
}

.course-empty {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1.25rem, 4vw, 3rem);
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--pl-border);
  border-radius: var(--pl-radius-lg);
  background: var(--pl-surface);
  box-shadow: var(--pl-shadow-soft);
}

.course-empty__symbol {
  display: grid;
  width: 5rem;
  height: 5rem;
  place-items: center;
  border-radius: 50%;
  background: var(--pl-accent-soft);
  color: var(--pl-accent-strong);
  font-family: Georgia, serif;
  font-size: 2.4rem;
}

.course-empty h2 {
  margin: 0;
  color: var(--pl-text);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  letter-spacing: -0.04em;
}

.course-empty p:not(.course-kicker) {
  margin: 0.6rem 0 0;
  color: var(--pl-text-muted);
}

.course-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 2rem;
  color: var(--pl-text-muted);
  font-weight: 700;
  text-decoration: none;
}

.course-back-link:hover {
  color: var(--pl-text);
}

.course-detail__hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(19rem, 0.65fr);
  overflow: hidden;
  border: 1px solid var(--pl-border);
  border-radius: var(--pl-radius-xl);
  background: var(--pl-surface);
  box-shadow: var(--pl-shadow-soft);
}

.course-detail__intro {
  position: relative;
  display: flex;
  min-height: 38rem;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 5rem);
  background:
    radial-gradient(circle at 76% 62%, color-mix(in srgb, var(--pl-accent) 18%, transparent), transparent 28%),
    linear-gradient(145deg, color-mix(in srgb, var(--pl-accent-soft) 48%, transparent), transparent 62%);
}

.course-detail__intro::after {
  position: absolute;
  right: -11rem;
  bottom: -12rem;
  width: 30rem;
  height: 30rem;
  border: 1px solid color-mix(in srgb, var(--pl-accent) 25%, transparent);
  border-radius: 48% 52% 50% 46%;
  content: "";
  transform: rotate(-18deg);
}

.course-detail__eyebrow {
  align-items: flex-start;
  margin-bottom: 1rem;
}

.course-detail__intro h1 {
  max-width: 13ch;
  font-size: clamp(3.5rem, 7.2vw, 7rem);
}

.course-action-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 4vw, 3.5rem);
  border-left: 1px solid var(--pl-border);
  background: color-mix(in srgb, var(--pl-surface-raised) 86%, transparent);
}

.course-action-panel h2 {
  margin: 0;
  color: var(--pl-text);
  font-size: clamp(2rem, 3.5vw, 3.25rem);
  font-weight: 720;
  letter-spacing: -0.055em;
  line-height: 1;
}

.course-action-panel > p:not(.course-action-panel__label),
.course-action-panel__fineprint {
  margin: 1rem 0 1.5rem;
  color: var(--pl-text-muted);
  line-height: 1.6;
}

.course-action-panel .button {
  width: 100%;
}

.course-text-link {
  align-self: center;
  margin-top: 1rem;
  color: var(--pl-text-muted);
  font-weight: 700;
  text-underline-offset: 0.2em;
}

.course-enrollment-form {
  margin-top: 1.35rem;
}

.course-delivery-intro {
  margin: 0 0 1rem;
  color: var(--pl-text-muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.course-delivery-option {
  margin-bottom: 0.85rem;
  padding: 1rem;
  border: 1px solid var(--pl-border);
  border-radius: var(--pl-radius-sm);
  background: color-mix(in srgb, var(--pl-surface-raised) 72%, transparent);
}

.course-delivery-option__title {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 0.75rem;
  color: var(--pl-text);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.course-delivery-option__title small {
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--pl-border);
  border-radius: 999px;
  color: var(--pl-text-muted);
  font-size: 0.64rem;
  letter-spacing: 0.05em;
}

.course-delivery-option .course-consent,
.course-delivery-option .course-consent-number {
  margin-bottom: 0;
}

.course-delivery-option .course-consent-number + .course-consent {
  margin-top: 0.9rem;
}

.course-consent-number {
  margin-bottom: 1rem;
}

.course-consent-number label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--pl-text);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-consent-number input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--pl-border);
  border-radius: var(--pl-radius-sm);
  background: color-mix(in srgb, var(--pl-surface-raised) 90%, transparent);
  color: var(--pl-text);
  font: inherit;
  font-weight: 700;
}

.course-consent-number input[readonly] {
  cursor: default;
}

.course-consent-number p {
  margin: 0.45rem 0 0;
  color: var(--pl-text-muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.course-consent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: flex-start;
  margin-bottom: 1.2rem;
  color: var(--pl-text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.55;
}

.course-consent input {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  accent-color: var(--pl-accent);
}

.course-consent strong {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--pl-text);
}

.course-consent a {
  color: var(--pl-text);
  font-weight: 700;
  text-underline-offset: 0.2em;
}

.course-action-panel__fineprint {
  margin-bottom: 0;
  font-size: 0.8rem;
}

.course-leave-disclosure {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--pl-border);
}

.course-leave-disclosure summary {
  color: var(--pl-text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
}

.course-leave-disclosure p {
  margin: 1rem 0;
  color: var(--pl-text-muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.course-samples {
  margin-top: clamp(4rem, 8vw, 7rem);
}

.course-samples__heading {
  margin-bottom: 2rem;
}

.course-samples__heading h2 {
  margin: 0;
  color: var(--pl-text);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 730;
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.course-sample-list {
  border-top: 1px solid var(--pl-border);
}

.course-sample {
  border-bottom: 1px solid var(--pl-border);
}

.course-sample summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 0;
  color: var(--pl-text);
  cursor: pointer;
  font-weight: 750;
  list-style: none;
}

.course-sample summary::-webkit-details-marker {
  display: none;
}

.course-sample summary span:last-child {
  color: var(--pl-accent-strong);
  font-size: 1.5rem;
  transition: transform var(--pl-motion-fast) ease;
}

.course-sample[open] summary span:last-child {
  transform: rotate(45deg);
}

.course-sample__content {
  max-width: 60rem;
  padding: 0.25rem 0 2rem;
  color: var(--pl-text-muted);
  font-size: 1.04rem;
  line-height: 1.75;
}

.course-sample__content > :last-child {
  margin-bottom: 0;
}

.course-samples__empty {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 2rem 0;
  border-top: 1px solid var(--pl-border);
  border-bottom: 1px solid var(--pl-border);
  color: var(--pl-text-muted);
}

.course-samples__empty span {
  color: var(--pl-accent-strong);
  font-family: Georgia, serif;
  font-size: 2rem;
}

.course-samples__empty p {
  margin: 0;
}

.course-review__header {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr);
  overflow: hidden;
  border: 1px solid var(--pl-border);
  border-radius: var(--pl-radius-xl);
  background: var(--pl-surface);
  box-shadow: var(--pl-shadow-soft);
}

.course-review__intro {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4.5rem);
  background:
    radial-gradient(circle at 88% 20%, color-mix(in srgb, var(--pl-accent) 14%, transparent), transparent 34%),
    linear-gradient(145deg, color-mix(in srgb, var(--pl-accent-soft) 42%, transparent), transparent 64%);
}

.course-review__intro::after {
  position: absolute;
  right: -8rem;
  bottom: -11rem;
  width: 24rem;
  height: 24rem;
  border: 1px solid color-mix(in srgb, var(--pl-accent) 23%, transparent);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.course-review__intro h1 {
  position: relative;
  z-index: 1;
  max-width: 13ch;
  margin: 0;
  color: var(--pl-text);
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 750;
  letter-spacing: -0.07em;
  line-height: 0.94;
}

.course-review__intro > p:last-child {
  position: relative;
  z-index: 1;
  max-width: 46rem;
  margin: 1.5rem 0 0;
  color: var(--pl-text-muted);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.65;
}

.course-review__summary {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 4vw, 3.5rem);
  border-left: 1px solid var(--pl-border);
  background: color-mix(in srgb, var(--pl-surface-raised) 86%, transparent);
}

.course-review__summary > p {
  margin: 0 0 0.6rem;
  color: var(--pl-text-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.course-review__summary > strong {
  color: var(--pl-text);
  font-family: var(--pl-font-mono);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 650;
  letter-spacing: -0.06em;
  line-height: 1;
}

.course-review__summary > strong span {
  color: var(--pl-text-subtle);
  font-size: 0.55em;
}

.course-review__summary progress {
  width: 100%;
  height: 0.45rem;
  margin: 1.25rem 0 1.75rem;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  color: var(--pl-success);
  background: var(--pl-field);
  appearance: none;
}

.course-review__summary progress::-webkit-progress-bar {
  border-radius: 999px;
  background: var(--pl-field);
}

.course-review__summary progress::-webkit-progress-value {
  border-radius: 999px;
  background: var(--pl-success);
}

.course-review__summary progress::-moz-progress-bar {
  border-radius: 999px;
  background: var(--pl-success);
}

.course-review__summary .button {
  width: 100%;
}

.course-review__questions {
  margin-top: clamp(4rem, 8vw, 7rem);
}

.course-review__heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.65fr);
  align-items: end;
  gap: 2rem;
  margin-bottom: 2rem;
}

.course-review__heading h2 {
  margin: 0;
  color: var(--pl-text);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 730;
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.course-review__heading > p {
  margin: 0;
  color: var(--pl-text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.course-question-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pl-border);
  list-style: none;
}

.course-question {
  border-bottom: 1px solid var(--pl-border);
}

.course-question > a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: clamp(0.9rem, 2.5vw, 1.6rem);
  padding: 1.35rem 0.4rem;
  color: var(--pl-text);
  text-decoration: none;
  transition: background-color var(--pl-motion-fast) ease, padding var(--pl-motion-fast) ease;
}

.course-question > a:hover {
  padding-inline: 0.8rem;
  background: color-mix(in srgb, var(--pl-accent-soft) 48%, transparent);
}

.course-question > a:focus-visible {
  border-radius: var(--pl-radius-sm);
  outline: 3px solid color-mix(in srgb, var(--pl-focus) 62%, transparent);
  outline-offset: 3px;
}

.course-question__number {
  color: var(--pl-text-subtle);
  font-family: var(--pl-font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
}

.course-question__copy {
  display: grid;
  min-width: 0;
  gap: 0.3rem;
}

.course-question__copy strong {
  font-size: 1rem;
}

.course-question__copy > span {
  overflow: hidden;
  color: var(--pl-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.course-question__status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-width: 10.5rem;
  color: var(--pl-text-muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.course-question__status > span {
  display: grid;
  width: 1.75rem;
  height: 1.75rem;
  place-items: center;
  border: 1px solid var(--pl-border);
  border-radius: 50%;
  font-size: 0.82rem;
}

.course-question--complete .course-question__status {
  color: var(--pl-success);
}

.course-question--complete .course-question__status > span {
  border-color: color-mix(in srgb, var(--pl-success) 45%, var(--pl-border));
  background: color-mix(in srgb, var(--pl-success) 9%, var(--pl-surface));
}

.course-question__arrow {
  color: var(--pl-accent-strong);
  font-size: 1.25rem;
}

@media (max-width: 880px) {
  .course-grid,
  .course-detail__hero,
  .course-review__header,
  .course-review__heading {
    grid-template-columns: 1fr;
  }

  .course-detail__intro {
    min-height: 31rem;
  }

  .course-action-panel {
    border-top: 1px solid var(--pl-border);
    border-left: 0;
  }

  .course-review__summary {
    border-top: 1px solid var(--pl-border);
    border-left: 0;
  }

  .course-empty {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .course-empty .button {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .course-catalog,
  .course-detail,
  .course-review {
    padding-top: 3rem;
  }

  .course-grid {
    gap: 0.85rem;
  }

  .course-card {
    min-height: 22rem;
    padding: 1.35rem;
  }

  .course-card__body h2 {
    font-size: clamp(2rem, 11vw, 3rem);
  }

  .course-detail__hero {
    border-radius: var(--pl-radius-lg);
  }

  .course-review__header {
    border-radius: var(--pl-radius-lg);
  }

  .course-detail__intro,
  .course-action-panel,
  .course-review__intro,
  .course-review__summary {
    padding: 1.5rem;
  }

  .course-detail__intro {
    min-height: 27rem;
  }

  .course-detail__eyebrow {
    display: block;
  }

  .course-detail__eyebrow .course-state {
    margin-bottom: 1.5rem;
  }

  .course-detail__intro h1 {
    font-size: clamp(3.2rem, 17vw, 5rem);
  }

  .course-empty {
    display: block;
  }

  .course-empty__symbol {
    margin-bottom: 1.3rem;
  }

  .course-empty .button {
    width: 100%;
    margin-top: 1.5rem;
  }

  .course-question > a {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .course-question__copy > span {
    display: none;
  }

  .course-question__status {
    grid-column: 2;
    min-width: 0;
  }

  .course-question__arrow {
    grid-column: 3;
    grid-row: 1 / span 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .course-sample summary span:last-child,
  .course-question > a {
    transition: none;
  }
}