.training-page {
  --training-ink: #20152a;
  --training-muted: #6f6578;
  --training-surface: #ffffff;
  --training-soft: #f5f1f8;
  --training-line: rgba(101, 40, 134, 0.13);
  background: #f7f5f9;
  color: var(--training-ink);
  overflow-x: clip;
}

.training-section {
  position: relative;
  padding: clamp(4rem, 8vw, 7rem) 0 5.5rem;
  background:
    radial-gradient(
      circle at 92% 6%,
      rgba(164, 0, 252, 0.07),
      transparent 28rem
    ),
    #f7f5f9;
}

.training-toolbar {
  display: grid;
  grid-template-columns: auto minmax(10rem, 1fr) auto;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1rem;
  padding: 0 0.25rem;
}

.training-toolbar > div:first-child {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.training-toolbar__label {
  color: var(--training-muted);
  font-size: 0.82rem;
}

.training-toolbar strong {
  color: var(--primary);
  font-family: "Jost", sans-serif;
  font-size: 1.05rem;
}

.training-progress {
  height: 0.38rem;
  overflow: hidden;
  border-radius: 99px;
  background: rgba(101, 40, 134, 0.1);
}

.training-progress span {
  display: block;
  width: 6.25%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), #a400fc, var(--secondary));
  transition: width 0.45s ease;
}

.training-toolbar__chapter {
  padding: 0.38rem 0.8rem;
  border: 1px solid var(--training-line);
  border-radius: 99px;
  color: var(--primary);
  background: rgba(255, 255, 255, 0.7);
  font-family: "Jost", sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
}

.training-index {
  top: 5.25rem;
  z-index: 30;
  display: flex;
  gap: 0.55rem;
  margin: 0 -0.75rem 1.25rem;
  padding: 0.7rem 0.75rem 0.8rem;
  overflow-x: auto;
  border-radius: 0 0 1rem 1rem;
  background: rgba(247, 245, 249, 0.94);
  box-shadow: 0 0.75rem 1.25rem rgba(45, 18, 58, 0.06);
  scroll-behavior: smooth;
  scrollbar-width: none;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.training-index::-webkit-scrollbar {
  display: none;
}

.training-index__item {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.65rem;
  min-width: 3rem;
  min-height: 2.8rem;
  padding: 0.35rem;
  border: 1px solid var(--training-line);
  border-radius: 999px;
  color: var(--training-muted);
  background: rgba(255, 255, 255, 0.66);
  transition:
    color 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease,
    transform 0.2s ease;
}

.training-index__item > span {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  color: var(--primary);
  background: rgba(101, 40, 134, 0.09);
  font-family: "Jost", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
}

.training-index__item small {
  display: none;
  padding-right: 0.75rem;
  font-family: "Jost", sans-serif;
  font-size: 0.77rem;
  font-weight: 600;
  white-space: nowrap;
}

.training-index__item:hover,
.training-index__item:focus-visible {
  border-color: rgba(101, 40, 134, 0.34);
  color: var(--primary);
  transform: translateY(-1px);
}

.training-index__item.is-active {
  border-color: var(--primary);
  color: #fff;
  background: var(--primary);
  box-shadow: 0 0.7rem 1.5rem rgba(101, 40, 134, 0.2);
}

.training-index__item.is-active > span {
  color: #211323;
  background: var(--secondary);
}

.training-index__item.is-active small {
  display: block;
}

.training-index--with-names .training-index__item small {
  display: block;
}

.training-index--bottom {
  position: static;
  margin-top: 1.25rem;
  margin-bottom: 0;
  border-radius: 1rem;
  background: rgba(247, 245, 249, 0.25);
}

.training-stage {
  position: relative;
}

.training-slide {
  display: grid;
  grid-template-columns: minmax(22rem, 0.88fr) minmax(0, 1.12fr);
  min-height: 42rem;
  margin-bottom: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--training-line);
  border-radius: 2rem;
  background: var(--training-surface);
  box-shadow: 0 1.8rem 4.5rem rgba(45, 18, 58, 0.12);
}

.training-ready .training-slide {
  display: none;
}

.training-ready .training-slide.is-active {
  display: grid;
  animation: training-slide-in 0.42s ease both;
}

@keyframes training-slide-in {
  from {
    opacity: 0;
    transform: translateY(0.7rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.training-slide__visual {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  background: #32123f;
}

.training-slide__visual img {
  width: 100%;
  height: 100%;
  min-height: 42rem;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.training-slide.is-active:hover .training-slide__visual img {
  transform: scale(1.018);
}

.training-slide__visual-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      180deg,
      rgba(14, 4, 19, 0.08),
      transparent 45%,
      rgba(14, 4, 19, 0.73)
    ),
    linear-gradient(135deg, rgba(101, 40, 134, 0.2), transparent 54%);
}

.training-slide__chapter,
.training-slide__number {
  position: absolute;
  z-index: 1;
  color: #fff;
  font-family: "Jost", sans-serif;
}

.training-slide__chapter {
  top: 1.5rem;
  left: 1.5rem;
  padding: 0.42rem 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 99px;
  background: rgba(20, 7, 28, 0.45);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.training-slide__number {
  right: 1.6rem;
  bottom: 1.3rem;
  display: flex;
  align-items: baseline;
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
}

.training-slide__number small {
  margin-left: 0.28rem;
  color: var(--secondary);
  font-size: 0.85rem;
  letter-spacing: 0;
}

.training-slide__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 4vw, 4.25rem);
}

.training-slide__eyebrow {
  display: block;
  margin-bottom: 0.65rem;
  color: var(--primary);
  font-family: "Jost", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.training-slide h2 {
  max-width: 17ch;
  margin: 0;
  color: var(--training-ink);
  font-size: clamp(2rem, 3.5vw, 3.35rem);
  line-height: 1.03;
  letter-spacing: -0.045em;
}

.training-slide__summary {
  max-width: 48rem;
  margin: 1rem 0 1.4rem;
  color: var(--training-muted);
  font-size: 1rem;
  line-height: 1.62;
}

.training-points {
  display: grid;
  gap: 0.7rem;
}

.training-point {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(101, 40, 134, 0.1);
  border-radius: 0.95rem;
  background: var(--training-soft);
}

.training-point__icon {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  border-radius: 0.7rem;
  color: var(--primary);
  background: #fff;
  box-shadow: 0 0.35rem 0.8rem rgba(42, 17, 55, 0.07);
  font-size: 0.88rem;
}

.training-point h3 {
  margin: 0 0 0.16rem;
  color: var(--training-ink);
  font-size: 0.92rem;
  line-height: 1.3;
}

.training-point p {
  margin: 0;
  color: var(--training-muted);
  font-size: 0.84rem;
  line-height: 1.46;
}

.training-callout {
  display: grid;
  grid-template-columns: 2rem 1fr;
  align-items: start;
  gap: 0.65rem;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(0, 186, 189, 0.2);
  border-radius: 0.9rem;
  color: #1c4d53;
  background: rgba(0, 186, 189, 0.08);
}

.training-callout > i {
  margin-top: 0.17rem;
  color: var(--info);
}

.training-callout div {
  display: grid;
  gap: 0.1rem;
}

.training-callout strong,
.training-callout span {
  font-size: 0.82rem;
  line-height: 1.45;
}

.training-callout--warning {
  border-color: rgba(255, 160, 0, 0.25);
  color: #674800;
  background: rgba(255, 198, 0, 0.11);
}

.training-callout--warning > i {
  color: #d89500;
}

.training-callout--emergency {
  border-color: rgba(215, 49, 78, 0.2);
  color: #772336;
  background: rgba(215, 49, 78, 0.08);
}

.training-callout--emergency > i {
  color: #d7314e;
}

.training-callout--success {
  border-color: rgba(34, 139, 94, 0.2);
  color: #18593f;
  background: rgba(34, 139, 94, 0.08);
}

.training-callout--success > i {
  color: #228b5e;
}

.training-sources {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.38rem;
  margin-top: 0.85rem;
  color: #92889b;
  font-size: 0.7rem;
  line-height: 1.4;
}

.training-sources a {
  color: var(--primary);
  text-decoration: underline;
  text-decoration-color: rgba(101, 40, 134, 0.25);
  text-underline-offset: 0.15rem;
}

.training-controls {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.15rem;
}

.training-ready .training-controls {
  display: flex;
}

.training-control {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  min-width: 9.2rem;
  min-height: 3.15rem;
  padding: 0.7rem 1.1rem;
  border: 1px solid rgba(101, 40, 134, 0.18);
  border-radius: 999px;
  color: var(--primary);
  background: #fff;
  font-family: "Jost", sans-serif;
  font-weight: 600;
  transition: 0.2s ease;
}

.training-control--next {
  border-color: var(--primary);
  color: #fff;
  background: var(--primary);
}

.training-control:hover:not(:disabled),
.training-control:focus-visible:not(:disabled) {
  border-color: var(--secondary);
  color: #211323;
  background: var(--secondary);
  box-shadow: 0 0.8rem 1.7rem rgba(101, 40, 134, 0.16);
  transform: translateY(-1px);
}

.training-control:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.training-controls__hint {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #92889b;
  font-size: 0.72rem;
}

.training-controls__hint kbd {
  display: grid;
  width: 1.75rem;
  height: 1.75rem;
  place-items: center;
  border: 1px solid rgba(101, 40, 134, 0.14);
  border-radius: 0.4rem;
  color: var(--primary);
  background: #fff;
  box-shadow: 0 2px 0 rgba(101, 40, 134, 0.12);
  font: inherit;
}

.training-disclaimer {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0.55rem;
  max-width: 58rem;
  margin: 2.3rem auto 0;
  color: #827889;
  font-size: 0.76rem;
  line-height: 1.55;
  text-align: center;
}

.training-disclaimer i {
  margin-top: 0.2rem;
  color: var(--info);
}

.training-empty {
  padding: 4rem 2rem;
  border-radius: 1.5rem;
  text-align: center;
  background: #fff;
}

body.dark-mode .training-page {
  --training-ink: #f1edf4;
  --training-muted: #bcb2c5;
  --training-surface: #160c1b;
  --training-soft: #211326;
  --training-line: rgba(234, 230, 242, 0.1);
  background: var(--bg-dark);
}

body.dark-mode .training-section {
  background:
    radial-gradient(
      circle at 92% 6%,
      rgba(164, 0, 252, 0.11),
      transparent 28rem
    ),
    var(--bg-dark);
}

body.dark-mode .training-toolbar__chapter,
body.dark-mode .training-index__item {
  background: rgba(22, 12, 27, 0.8);
}

body.dark-mode .training-index__item.is-active {
  background: var(--primary);
}

body.dark-mode .training-progress {
  background: rgba(234, 230, 242, 0.1);
}

body.dark-mode .training-index {
  background: rgba(4, 0, 11, 0.94);
  box-shadow: 0 0.75rem 1.25rem rgba(0, 0, 0, 0.22);
}

body.dark-mode .training-index--bottom {
  background: rgba(4, 0, 11, 0.05);
}

body.dark-mode .training-slide {
  box-shadow: 0 1.8rem 4.5rem rgba(0, 0, 0, 0.32);
}

body.dark-mode .training-point__icon,
body.dark-mode .training-control,
body.dark-mode .training-controls__hint kbd {
  color: var(--light);
  background: #2a1930;
}

body.dark-mode .training-control--next {
  color: #fff;
  background: var(--primary);
}

body.dark-mode .training-callout {
  color: #b9e7e8;
  background: rgba(0, 186, 189, 0.1);
}

body.dark-mode .training-callout--warning {
  color: #f4df9d;
  background: rgba(255, 198, 0, 0.09);
}

body.dark-mode .training-callout--emergency {
  color: #f2b1be;
  background: rgba(215, 49, 78, 0.1);
}

body.dark-mode .training-callout--success {
  color: #b6e5ce;
  background: rgba(34, 139, 94, 0.1);
}

body.dark-mode .training-sources,
body.dark-mode .training-controls__hint,
body.dark-mode .training-disclaimer {
  color: #a89caf;
}

body.dark-mode .training-empty {
  background: var(--training-surface);
}

@media (min-width: 992px) {
  .training-page {
    --training-slide-height: 54rem;
  }

  .training-slide {
    height: var(--training-slide-height);
    min-height: var(--training-slide-height);
  }

  .training-slide__content {
    min-height: 0;
    overflow-y: auto;
  }
}

@media (min-width: 1200px) {
  .training-page {
    --training-slide-height: 58rem;
  }
}

@media (min-width: 1400px) {
  .training-page {
    --training-slide-height: 61rem;
  }
}

@media (max-width: 1199.98px) {
  .training-slide {
    grid-template-columns: minmax(19rem, 0.82fr) minmax(0, 1.18fr);
  }

  .training-slide__content {
    padding: 2.4rem;
  }

  .training-slide h2 {
    font-size: clamp(1.9rem, 3vw, 2.65rem);
  }
}

@media (max-width: 991.98px) {
  .training-index {
    top: var(--mobile-navbar-offset);
  }

  .training-index:not(.training-index--bottom) {
    background: transparent;
    box-shadow: none;
    scroll-behavior: auto;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .training-index:not(.training-index--bottom) .training-index__item {
    background: var(--training-surface);
  }

  .training-index:not(.training-index--bottom) .training-index__item.is-active {
    background: var(--primary);
  }

  .training-index:not(.training-index--bottom) .training-index__item small {
    display: none;
  }

  .training-slide,
  .training-ready .training-slide.is-active {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .training-slide__visual,
  .training-slide__visual img {
    min-height: 23rem;
    max-height: 28rem;
  }

  .training-slide__visual img {
    aspect-ratio: 16 / 10;
  }

  .training-slide h2 {
    max-width: 21ch;
  }
}

@media (max-width: 767.98px) {
  .training-section {
    padding-top: 3.5rem;
  }

  .training-toolbar {
    grid-template-columns: 1fr auto;
    gap: 0.75rem;
  }

  .training-progress {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .training-toolbar__chapter {
    grid-column: 2;
    grid-row: 1;
  }

  .training-slide {
    border-radius: 1.35rem;
  }

  .training-slide__visual,
  .training-slide__visual img {
    min-height: 17rem;
  }

  .training-slide__number {
    font-size: 2.55rem;
  }

  .training-slide__content {
    padding: 1.65rem 1.25rem 1.4rem;
  }

  .training-slide h2 {
    font-size: clamp(1.85rem, 9vw, 2.45rem);
  }

  .training-slide__summary {
    font-size: 0.93rem;
  }

  .training-point {
    grid-template-columns: 2.2rem 1fr;
    padding: 0.72rem;
  }

  .training-point__icon {
    width: 2.1rem;
    height: 2.1rem;
  }

  .training-controls__hint {
    display: none;
  }

  .training-control {
    min-width: 0;
    flex: 1 1 50%;
  }

  .training-disclaimer {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .training-progress span,
  .training-index,
  .training-index__item,
  .training-control,
  .training-slide__visual img {
    scroll-behavior: auto;
    transition: none;
  }

  .training-ready .training-slide.is-active {
    animation: none;
  }
}

@media print {
  .page-title,
  .training-toolbar,
  .training-index,
  .training-controls,
  .training-disclaimer,
  .footer,
  .navbar,
  .back-to-top {
    display: none !important;
  }

  .training-section {
    padding: 0;
    background: #fff;
  }

  .training-ready .training-slide,
  .training-slide {
    display: grid !important;
    min-height: 0;
    margin-bottom: 1rem;
    break-inside: avoid;
    box-shadow: none;
  }
}