@charset "UTF-8";

.video-card-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--cb-koi-dark);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.video-card-action::after {
  content: "→";
  font-size: 17px;
  line-height: 1;
  transition: transform 160ms ease;
}

.video-card:hover .video-card-action::after,
.video-card:focus-visible .video-card-action::after {
  transform: translateX(4px);
}

.video-lesson-hero {
  padding-block: 82px 92px;
}

.video-lesson-hero .hero-grid {
  grid-template-columns: minmax(0, 1fr) minmax(400px, 1fr);
  gap: 64px;
  align-items: start;
}

.video-lesson-hero .sl-hero-headline {
  max-width: 680px;
  font-size: clamp(42px, 5.3vw, 68px);
}

.lesson-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  margin: 0 0 18px;
  color: rgba(253, 252, 248, 0.68);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lesson-breadcrumb a {
  color: var(--cb-koi-light);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.lesson-player-shell {
  width: 100%;
  margin-top: 74px;
}

.lesson-player {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(253, 252, 248, 0.18);
  border-radius: 24px;
  background: var(--cb-navy-deep);
  box-shadow: 0 34px 80px rgba(10, 11, 42, 0.42);
}

.lesson-player iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.lesson-player-fallback {
  margin: 14px 2px 0;
  color: rgba(253, 252, 248, 0.68);
  font-size: 13px;
  line-height: 1.45;
  text-align: right;
}

.lesson-player-fallback a {
  margin-left: 4px;
  color: var(--cb-koi-light);
  font-weight: 800;
  text-underline-offset: 4px;
}

.lesson-player-fallback a::after {
  margin-left: 5px;
  content: "↗";
}

.lesson-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.lesson-path span {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 10px 12px;
  border: 1px solid rgba(253, 252, 248, 0.18);
  border-radius: 12px;
  color: rgba(253, 252, 248, 0.82);
  background: rgba(253, 252, 248, 0.07);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.lesson-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 64px;
  align-items: start;
}

.lesson-takeaway {
  position: sticky;
  top: calc(var(--cb-header-height) + 24px);
  padding: 30px;
  border: 1px solid var(--cb-line);
  border-top: 6px solid var(--cb-koi);
  border-radius: 18px;
  background: var(--cb-ivory);
  box-shadow: var(--cb-shadow-small);
}

.lesson-takeaway p:last-child {
  margin-bottom: 0;
}

.lesson-action-list {
  display: grid;
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: lesson-action;
}

.lesson-action-list li {
  position: relative;
  min-height: 104px;
  padding: 24px 24px 24px 88px;
  border: 1px solid var(--cb-line);
  border-radius: 18px;
  background: var(--cb-paper);
  box-shadow: var(--cb-shadow-small);
  counter-increment: lesson-action;
}

.lesson-action-list li::before {
  position: absolute;
  width: 46px;
  height: 46px;
  left: 24px;
  top: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--cb-paper);
  background: var(--cb-navy);
  content: counter(lesson-action, decimal-leading-zero);
  font-family: var(--cb-serif);
  font-size: 17px;
  font-weight: 700;
}

.lesson-action-list strong {
  display: block;
  margin-bottom: 5px;
  color: var(--cb-navy);
  font-family: var(--cb-serif);
  font-size: 22px;
  line-height: 1.2;
}

.lesson-action-list p {
  margin: 0;
  color: var(--cb-muted);
  font-size: 15px;
}

.reflection-intro {
  max-width: 720px;
}

.reflection-grid,
.lesson-resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 42px;
}

.reflection-card {
  position: relative;
  min-height: 220px;
  padding: 68px 28px 28px;
  border: 1px solid var(--cb-line);
  border-radius: 18px;
  background: var(--cb-paper);
  box-shadow: var(--cb-shadow-small);
}

.reflection-card::before {
  position: absolute;
  left: 28px;
  top: 23px;
  color: var(--cb-koi-dark);
  content: "?";
  font-family: var(--cb-serif);
  font-size: 38px;
  font-weight: 700;
  line-height: 1;
}

.reflection-card p {
  margin: 0;
  color: var(--cb-navy);
  font-family: var(--cb-serif);
  font-size: 23px;
  font-weight: 650;
  line-height: 1.3;
}

.lesson-resource-card {
  display: flex;
  min-height: 230px;
  flex-direction: column;
  padding: 28px;
  border: 1px solid rgba(253, 252, 248, 0.2);
  border-radius: 18px;
  color: var(--cb-on-dark);
  background: rgba(253, 252, 248, 0.08);
  text-decoration: none;
  transition: transform 160ms ease, background-color 160ms ease;
}

.lesson-resource-card:hover,
.lesson-resource-card:focus-visible {
  background: rgba(253, 252, 248, 0.13);
  transform: translateY(-4px);
}

.lesson-resource-card span {
  color: var(--cb-koi-light);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lesson-resource-card strong {
  margin: 14px 0 10px;
  color: var(--cb-on-dark);
  font-family: var(--cb-serif);
  font-size: 25px;
  line-height: 1.2;
}

.lesson-resource-card p {
  margin: 0;
  color: rgba(253, 252, 248, 0.72);
  font-size: 14px;
}

.lesson-resource-card em {
  margin-top: auto;
  padding-top: 22px;
  color: var(--cb-on-dark);
  font-size: 12px;
  font-style: normal;
  font-weight: 850;
  text-transform: uppercase;
}

.lesson-resource-card em::after {
  margin-left: 7px;
  content: "→";
}

.lesson-next-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 42px;
}

.lesson-next-card {
  display: grid;
  overflow: hidden;
  grid-template-columns: 190px minmax(0, 1fr);
  min-height: 190px;
  border: 1px solid var(--cb-line);
  border-radius: 18px;
  color: var(--cb-ink);
  background: var(--cb-paper);
  box-shadow: var(--cb-shadow-small);
  text-decoration: none;
  transition: transform 160ms ease;
}

.lesson-next-card:hover,
.lesson-next-card:focus-visible {
  transform: translateY(-4px);
}

.lesson-next-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lesson-next-card div {
  align-self: center;
  padding: 24px;
}

.lesson-next-card span {
  color: var(--cb-koi-dark);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lesson-next-card strong {
  display: block;
  margin-top: 9px;
  color: var(--cb-navy);
  font-family: var(--cb-serif);
  font-size: 22px;
  line-height: 1.22;
}

@media (max-width: 1080px) {
  .video-lesson-hero .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .lesson-player-shell {
    width: min(100%, 860px);
    margin-top: 0;
  }
}

@media (max-width: 820px) {
  .lesson-layout {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .lesson-takeaway {
    position: static;
  }

  .reflection-grid,
  .lesson-resource-grid {
    grid-template-columns: 1fr;
  }

  .reflection-card {
    min-height: 0;
  }

  .lesson-next-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 580px) {
  .video-lesson-hero {
    padding-block: 68px 74px;
  }

  .lesson-path {
    grid-template-columns: 1fr;
  }

  .lesson-action-list li {
    padding: 82px 22px 24px;
  }

  .lesson-action-list li::before {
    left: 22px;
    top: 22px;
  }

  .lesson-next-card {
    grid-template-columns: 1fr;
  }

  .lesson-next-card img {
    aspect-ratio: 16 / 9;
  }

  .lesson-player-fallback {
    text-align: left;
  }
}