.courses-hero {
  position: relative;
  min-height: 600px;
  padding: clamp(90px, 14vw, 150px) 20px;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #ffffff;
  text-align: center;
  background:
    linear-gradient(rgb(0 0 0 / 74%), rgb(0 0 0 / 82%)),
    repeating-linear-gradient(135deg, transparent 0 42px, rgb(211 47 47 / 13%) 42px 44px),
    radial-gradient(circle at 78% 32%, #6c1d1d 0, #292929 36%, #151515 70%);
}

.courses-hero::before,
.courses-hero::after {
  content: "";
  position: absolute;
  border: 2px solid rgb(255 255 255 / 12%);
  border-radius: 50%;
  pointer-events: none;
}

.courses-hero::before {
  width: 410px;
  height: 410px;
  right: -80px;
  top: 120px;
  box-shadow: inset 0 0 0 48px rgb(211 47 47 / 8%), inset 0 0 0 88px rgb(255 255 255 / 3%);
}

.courses-hero::after {
  width: 260px;
  height: 260px;
  left: -95px;
  bottom: -70px;
  border-style: dashed;
}

.courses-hero__content {
  position: relative;
  z-index: 1;
  max-width: 930px;
}

.courses-hero .eyebrow {
  color: #ffb6b6;
}

.courses-hero h1 {
  margin-bottom: 20px;
  color: #ffffff;
  font-size: clamp(2.4rem, 6vw, 4.1rem);
}

.courses-hero__copy {
  max-width: 730px;
  margin: 0 auto 28px;
  color: #eeeeef;
  font-size: clamp(1.04rem, 2vw, 1.22rem);
}

.catalog-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 26px;
  margin-bottom: 36px;
}

.catalog-head .section-heading {
  margin-bottom: 0;
}

.carousel-nav {
  display: flex;
  gap: 9px;
}

.carousel-arrow {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid #cfd1d5;
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  background: #ffffff;
  font-size: 1.2rem;
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.carousel-arrow:hover {
  border-color: var(--color-primary);
  color: #ffffff;
  background: var(--color-primary);
}

.course-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - 48px) / 3);
  gap: 24px;
  overflow-x: auto;
  padding: 4px 3px 24px;
  scroll-snap-type: x mandatory;
  scrollbar-color: #b9bcc2 transparent;
  scrollbar-width: thin;
  overscroll-behavior-inline: contain;
}

.course-track::-webkit-scrollbar {
  height: 7px;
}

.course-track::-webkit-scrollbar-thumb {
  border-radius: 8px;
  background: #b9bcc2;
}

.course-card {
  min-width: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  scroll-snap-align: start;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-ink);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  text-align: left;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.course-card:hover,
.course-card:focus-visible {
  border-color: rgb(211 47 47 / 30%);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.course-card__top {
  position: relative;
  min-height: 132px;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
  color: #ffffff;
  background: var(--color-primary);
}

.course-card__top::before,
.course-card__top::after {
  content: "";
  position: absolute;
  border: 2px solid rgb(255 255 255 / 23%);
  border-radius: 50%;
}

.course-card__top::before {
  width: 125px;
  height: 125px;
  right: -35px;
  top: -45px;
}

.course-card__top::after {
  width: 64px;
  height: 64px;
  right: 20px;
  top: 34px;
  border-style: dashed;
}

.course-card__code {
  position: relative;
  z-index: 2;
  font-size: 2.55rem;
  font-weight: 850;
  letter-spacing: -0.06em;
}

.course-card__number {
  position: absolute;
  right: 16px;
  bottom: -21px;
  color: rgb(255 255 255 / 17%);
  font-size: 6rem;
  font-weight: 850;
  line-height: 1;
}

.course-card__status {
  position: absolute;
  z-index: 3;
  top: 13px;
  right: 13px;
  padding: 5px 9px;
  border-radius: 4px;
  color: var(--color-primary-dark);
  background: #ffffff;
  font-size: 0.64rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-card__body {
  min-height: 342px;
  padding: 24px;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.course-card__category {
  margin: 0 0 8px;
  color: var(--color-primary);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.course-card [role="heading"] {
  display: block;
  margin-bottom: 12px;
  font-size: 1.28rem;
  font-weight: 750;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.course-card__summary {
  margin-bottom: 18px;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.course-benefits {
  margin-top: auto;
  display: grid;
  gap: 7px;
}

.course-benefits span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #4d4f53;
  font-size: 0.82rem;
}

.course-benefits span::before {
  content: "✓";
  color: var(--color-success);
  font-weight: 900;
}

.course-card__footer {
  margin-top: 20px;
  padding-top: 18px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
  border-top: 1px solid var(--color-border);
}

.course-price small,
.course-price strong {
  display: block;
}

.course-price small {
  color: #77797e;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-price strong {
  margin-top: 2px;
  font-size: 1.28rem;
}

.course-details {
  color: var(--color-primary);
  font-size: 0.82rem;
  font-weight: 750;
  white-space: nowrap;
}

.support-cta {
  padding-block: clamp(58px, 8vw, 78px);
  color: #ffffff;
  text-align: center;
  background: var(--color-ink);
}

.support-cta h2 {
  margin-bottom: 12px;
  color: #ffffff;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.support-cta p {
  max-width: 700px;
  margin: 0 auto 24px;
  color: #dedee0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.trust-item {
  padding: 26px;
  border-left: 4px solid var(--color-primary);
}

.trust-item h3 {
  margin-bottom: 9px;
  font-size: 1.2rem;
}

.trust-item p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.course-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(38px, 7vw, 72px);
  align-items: center;
}

.course-about-grid h2 {
  margin-bottom: 16px;
  font-size: clamp(1.9rem, 4vw, 2.7rem);
}

.course-about-grid p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.about-list {
  display: grid;
  gap: 14px;
}

.about-list__item {
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.about-list__icon {
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  color: #ffffff;
  background: var(--color-primary);
  font-weight: 850;
}

.about-list__item strong,
.about-list__item small {
  display: block;
}

.about-list__item small {
  margin-top: 2px;
  color: var(--color-muted);
}

.course-modal {
  position: fixed;
  z-index: 1500;
  inset: 0;
  padding: 18px;
  display: grid;
  place-items: center;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.course-modal.is-open {
  visibility: visible;
  opacity: 1;
}

.course-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 78%);
  backdrop-filter: blur(3px);
}

.course-dialog {
  position: relative;
  width: min(900px, 100%);
  max-height: calc(100dvh - 36px);
  overflow: auto;
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: var(--shadow-lg);
  transform: translateY(14px) scale(0.99);
  transition: transform var(--transition-base);
}

.course-modal.is-open .course-dialog {
  transform: none;
}

.course-dialog__close {
  position: absolute;
  z-index: 5;
  top: 15px;
  right: 15px;
  width: 44px;
  height: 44px;
  border: 2px solid #ffffff;
  border-radius: var(--radius-sm);
  color: #ffffff;
  background: rgb(0 0 0 / 8%);
}

.course-dialog__head {
  position: relative;
  min-height: 245px;
  padding: 54px 42px 35px;
  display: flex;
  align-items: end;
  overflow: hidden;
  color: #ffffff;
  background: var(--color-primary);
}

.course-dialog__head::before,
.course-dialog__head::after {
  content: "";
  position: absolute;
  border: 3px solid rgb(255 255 255 / 16%);
  border-radius: 50%;
}

.course-dialog__head::before {
  width: 290px;
  height: 290px;
  right: -45px;
  top: -95px;
}

.course-dialog__head::after {
  width: 150px;
  height: 150px;
  right: 55px;
  top: -20px;
  border-style: dashed;
}

.course-dialog__code {
  position: absolute;
  right: 28px;
  bottom: -50px;
  color: rgb(255 255 255 / 14%);
  font-size: 11.25rem;
  font-weight: 850;
  line-height: 1;
}

.course-dialog__title-wrap {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.course-dialog h2 {
  margin-bottom: 8px;
  color: #ffffff;
  font-size: clamp(1.85rem, 5vw, 2.75rem);
}

.course-dialog__lead {
  margin-bottom: 0;
  color: #ffffff;
}

.course-dialog__body {
  padding: 32px 42px 40px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 34px;
}

.course-dialog__body h3 {
  margin-bottom: 12px;
  font-size: 1.12rem;
}

.course-dialog__description {
  margin-bottom: 25px;
  color: var(--color-muted);
}

.course-modules {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  list-style: none;
}

.course-modules li {
  display: flex;
  gap: 9px;
  font-size: 0.9rem;
}

.course-modules li::before {
  content: "✓";
  color: var(--color-success);
  font-weight: 900;
}

.course-offer {
  align-self: start;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
}

.course-offer__label {
  color: var(--color-muted);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-offer__price {
  margin-block: 4px;
  display: block;
  font-size: 1.95rem;
}

.course-offer__payment {
  display: block;
  color: var(--color-muted);
  font-size: 0.78rem;
}

.course-offer .btn {
  width: 100%;
  margin-top: 18px;
}

.course-offer__perks {
  margin-top: 17px;
  padding-top: 16px;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--color-border);
}

.course-offer__perks span {
  display: flex;
  gap: 8px;
  color: #55575b;
  font-size: 0.78rem;
}

.course-offer__perks span::before {
  content: "✓";
  color: var(--color-success);
  font-weight: 900;
}

@media (max-width: 900px) {
  .course-track {
    grid-auto-columns: calc((100% - 20px) / 2);
    gap: 20px;
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .course-about-grid {
    grid-template-columns: 1fr;
  }

  .course-dialog__body {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .courses-hero {
    min-height: calc(100svh - var(--header-height));
    padding-inline: 16px;
  }

  .catalog-head {
    align-items: start;
  }

  .carousel-nav {
    display: none;
  }

  .course-track {
    grid-auto-columns: 100%;
    gap: 16px;
  }

  .course-card__body {
    min-height: 320px;
  }

  .course-modal {
    padding: 0;
    align-items: end;
  }

  .course-dialog {
    width: 100%;
    max-height: 94dvh;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
  }

  .course-dialog__head {
    min-height: 275px;
    padding: 58px 20px 27px;
  }

  .course-dialog__body {
    padding: 25px 20px max(28px, env(safe-area-inset-bottom));
  }

  .course-offer {
    order: -1;
  }
}

@media (hover: none) {
  .course-card:hover {
    transform: none;
  }
}