.training-body {
  background: linear-gradient(180deg, rgba(17, 99, 92, 0.06), transparent 760px), var(--page);
}

.training-main {
  width: min(100%, 1540px);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 64px) 88px;
}

.training-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 22px 0 10px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.training-breadcrumb a {
  text-decoration: none;
}

.training-breadcrumb a:hover,
.training-back-link:hover,
.training-chapter-context a:hover {
  color: var(--teal);
}

.training-breadcrumb > span[aria-hidden] {
  color: var(--line);
}

.training-catalog-hero,
.training-course-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(36px, 6vw, 94px);
  align-items: center;
  min-height: 620px;
  padding: 42px 0 74px;
}

.training-hero-copy,
.training-course-hero > div {
  min-width: 0;
}

.training-catalog-hero h1,
.training-course-hero h1,
.training-chapter-hero h1 {
  max-width: 15ch;
  margin: 0 0 28px;
  font-size: clamp(3.2rem, 7vw, 7.6rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
  overflow-wrap: anywhere;
}

.training-course-hero h1 {
  max-width: none;
  font-size: clamp(2.6rem, 5vw, 5.2rem);
  line-height: 1.03;
  letter-spacing: -0.045em;
  overflow-wrap: break-word;
  text-wrap: balance;
}

.training-lede {
  max-width: 62ch;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(1.09rem, 1.7vw, 1.32rem);
  line-height: 1.65;
}

.training-button {
  display: inline-flex;
  gap: 32px;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 13px 20px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-weight: 750;
  text-decoration: none;
}

.training-button:hover {
  border-color: var(--teal);
  background: var(--teal);
}

.training-button:focus-visible,
.training-breadcrumb a:focus-visible,
.training-course-tile:focus-visible,
.training-related-link:focus-visible,
.training-chapter-card:focus-visible,
.training-part-nav a:focus-visible,
.training-chapter-next a:focus-visible,
.training-chapter-sidebar a:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

.training-catalog-board,
.training-course-board {
  position: relative;
  min-width: 0;
  padding: clamp(28px, 4vw, 54px);
  overflow: hidden;
  border: 1px solid #073c38;
  background: radial-gradient(circle at 96% 0, rgba(223, 163, 61, 0.23), transparent 38%), linear-gradient(145deg, #0b3b38, #126a61);
  color: #fff;
  box-shadow: 22px 24px 0 rgba(17, 99, 92, 0.12);
}

.training-catalog-board::after,
.training-course-board::after {
  position: absolute;
  right: -86px;
  bottom: -86px;
  width: 260px;
  height: 260px;
  border: 45px solid rgba(255, 255, 255, 0.055);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.training-board-top {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.training-board-title {
  position: relative;
  z-index: 1;
  margin: 42px 0;
  font-size: clamp(2.5rem, 4vw, 4.8rem);
  font-weight: 850;
  line-height: 1.01;
  letter-spacing: -0.06em;
}

.training-catalog-board ol {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.training-catalog-board li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 15px;
  align-items: center;
  padding: 15px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.23);
  line-height: 1.4;
}

.training-catalog-board li span,
.training-part-nav span {
  color: #eab86a;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.training-catalog-board li strong {
  font-size: 0.96rem;
}

.training-section {
  padding: clamp(46px, 6vw, 86px) 0;
  border-top: 1px solid var(--line);
}

.training-section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.training-section-heading h2,
.training-part-heading h2 {
  max-width: 20ch;
  margin-bottom: 15px;
  font-size: clamp(2.1rem, 4.3vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.training-section-heading > p:last-child,
.training-part-heading p {
  max-width: 64ch;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.6;
}

.training-course-tile,
.training-related-link {
  display: flex;
  gap: 28px;
  align-items: flex-end;
  justify-content: space-between;
  min-width: 0;
  padding: clamp(26px, 4vw, 48px);
  border: 1px solid var(--ink);
  background: var(--surface);
  text-decoration: none;
}

.training-course-tile:hover,
.training-related-link:hover,
.training-chapter-card:hover {
  border-color: var(--teal);
  box-shadow: 0 16px 45px rgba(21, 26, 29, 0.09);
}

.training-course-tile h3,
.training-related-link h3 {
  max-width: 18ch;
  margin: 12px 0 16px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.training-course-tile p,
.training-related-link p {
  max-width: 70ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.training-tile-label {
  color: var(--teal);
  font-size: 0.77rem;
  font-weight: 850;
  text-transform: uppercase;
}

.training-tile-arrow {
  font-size: 2.5rem;
  line-height: 1;
}

.training-related {
  padding-bottom: 0;
}

.training-related-link {
  border-color: var(--line);
  background: var(--surface-warm);
}

.training-related-link h3 {
  font-size: clamp(1.8rem, 3.2vw, 3.1rem);
}

.training-course-hero {
  min-height: 570px;
}

.training-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.training-course-board {
  display: flex;
  min-height: 385px;
  flex-direction: column;
  justify-content: space-between;
}

.training-board-kicker {
  font-size: 0.8rem;
  font-weight: 850;
  text-transform: uppercase;
}

.training-course-board strong {
  font-size: clamp(4rem, 10vw, 9rem);
  line-height: 1;
  letter-spacing: -0.08em;
}

.training-course-board strong i {
  color: #eab86a;
  font-size: 0.44em;
  font-style: normal;
  vertical-align: 20%;
}

.training-course-board p {
  max-width: 33ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.6;
}

.training-part-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 56px;
  background: var(--line);
  border: 1px solid var(--line);
}

.training-part-nav a {
  display: grid;
  gap: 17px;
  min-width: 0;
  padding: 22px;
  background: var(--surface);
  font-size: 0.9rem;
  font-weight: 750;
  line-height: 1.35;
  text-decoration: none;
}

.training-part-nav a:hover {
  background: var(--surface-warm);
}

.training-part-nav span {
  color: var(--teal);
}

.training-part {
  scroll-margin-top: 160px;
}

.training-part-heading {
  display: grid;
  grid-template-columns: minmax(110px, 0.22fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  margin-bottom: 34px;
}

.training-part-number {
  padding-top: 9px;
  color: var(--teal);
  font-size: 0.84rem;
  font-weight: 850;
}

.training-chapter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.training-chapter-card {
  display: flex;
  min-width: 0;
  min-height: 290px;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  background: var(--surface);
  text-decoration: none;
}

.training-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 15px;
  color: var(--teal);
  font-size: 0.74rem;
  font-weight: 850;
  text-transform: uppercase;
}

.training-card-meta span:not(:first-child) {
  color: var(--muted);
}

.training-chapter-card h3 {
  margin: 32px 0 12px;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.training-chapter-card p {
  margin-bottom: 24px;
  color: var(--muted);
  line-height: 1.55;
}

.training-card-action {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  color: var(--teal);
  font-size: 0.88rem;
  font-weight: 800;
}

.training-chapter-hero {
  display: flex;
  gap: 24px;
  align-items: flex-end;
  justify-content: space-between;
  padding: clamp(36px, 5vw, 70px) 0 54px;
}

.training-chapter-hero h1 {
  max-width: 22ch;
  font-size: clamp(2.7rem, 5.4vw, 6rem);
}

.training-chapter-hero .training-lede {
  margin-bottom: 0;
}

.training-back-link {
  flex: 0 0 auto;
  padding-bottom: 5px;
  font-size: 0.88rem;
  font-weight: 750;
  text-decoration: none;
}

.training-chapter-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  gap: clamp(30px, 5vw, 72px);
  align-items: start;
}

.training-chapter-content {
  min-width: 0;
}

.training-video-frame,
.training-video-pending {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0c2928;
}

.training-video-frame video {
  display: block;
  width: 100%;
  height: 100%;
  background: #0c2928;
}

.training-media-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.training-media-note a {
  color: var(--teal);
  font-weight: 750;
}

.training-video-pending {
  display: flex;
  min-height: 330px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(25px, 5vw, 62px);
  background: radial-gradient(circle at 85% 10%, rgba(223, 163, 61, 0.23), transparent 37%), linear-gradient(145deg, #0b3b38, #105f58);
  color: #fff;
}

.training-play-mark {
  display: grid;
  width: 56px;
  height: 56px;
  margin-bottom: 28px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 50%;
  font-size: 1.1rem;
}

.training-video-pending > span {
  color: #eab86a;
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.training-video-pending strong {
  max-width: 22ch;
  margin: 10px 0 15px;
  font-size: clamp(1.5rem, 3vw, 2.8rem);
  line-height: 1.1;
}

.training-video-pending p {
  max-width: 46ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.55;
}

.training-chapter-context {
  margin: 24px 0 0;
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.training-chapter-context > span {
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 850;
}

.training-chapter-context p {
  margin: 15px 0 22px;
  font-size: 1.2rem;
  line-height: 1.5;
}

.training-chapter-context a {
  font-weight: 750;
  text-decoration: none;
}

.training-bonus {
  padding: 52px 0 0;
}

.training-bonus .training-section-heading h2 {
  font-size: clamp(1.9rem, 3.5vw, 3.6rem);
}

.training-chapter-next {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 52px;
  border: 1px solid var(--line);
  background: var(--line);
}

.training-chapter-next a {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 22px;
  background: var(--surface);
  text-decoration: none;
}

.training-chapter-next a:hover {
  background: var(--surface-warm);
}

.training-chapter-next span {
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 850;
  text-transform: uppercase;
}

.training-chapter-next strong {
  line-height: 1.35;
}

.training-chapter-sidebar {
  position: sticky;
  top: 150px;
  min-width: 0;
  padding: 25px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.training-chapter-sidebar h2 {
  margin: 12px 0 20px;
  font-size: 1.5rem;
}

.training-chapter-sidebar nav {
  display: grid;
  max-height: calc(100vh - 260px);
  overflow-y: auto;
}

.training-chapter-sidebar a {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 9px;
  padding: 10px 4px;
  border-top: 1px solid var(--line);
  font-size: 0.84rem;
  line-height: 1.35;
  text-decoration: none;
}

.training-chapter-sidebar a:hover,
.training-chapter-sidebar a[aria-current="page"] {
  color: var(--teal);
}

.training-chapter-sidebar a[aria-current="page"] {
  font-weight: 850;
}

.training-chapter-sidebar a span {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.training-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 1000px) {
  .training-catalog-hero,
  .training-course-hero,
  .training-chapter-layout {
    grid-template-columns: 1fr;
  }

  .training-catalog-hero,
  .training-course-hero {
    min-height: 0;
  }

  .training-catalog-board,
  .training-course-board {
    box-shadow: none;
  }

  .training-chapter-sidebar {
    position: static;
  }

  .training-chapter-sidebar nav {
    max-height: none;
  }
}

@media (max-width: 760px) {
  .training-part-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .training-chapter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .training-chapter-hero {
    display: block;
  }

  .training-back-link {
    display: inline-block;
    margin-top: 24px;
  }
}

@media (max-width: 560px) {
  .training-main {
    padding-bottom: 60px;
  }

  .training-catalog-hero,
  .training-course-hero {
    gap: 36px;
    padding: 34px 0 52px;
  }

  .training-catalog-hero h1 {
    font-size: clamp(2.8rem, 14vw, 4.8rem);
  }

  .training-course-hero h1 {
    font-size: clamp(2.1rem, 11vw, 3.6rem);
  }

  .training-chapter-hero h1 {
    font-size: clamp(2.5rem, 11vw, 4.3rem);
  }

  .training-board-title {
    margin: 30px 0;
  }

  .training-part-nav,
  .training-chapter-grid,
  .training-chapter-next {
    grid-template-columns: 1fr;
  }

  .training-part-heading {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .training-part-nav {
    margin-bottom: 34px;
  }

  .training-chapter-card {
    min-height: 0;
  }

  .training-video-pending {
    min-height: 280px;
    aspect-ratio: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .training-body * {
    scroll-behavior: auto;
  }
}