/* ── Course watch page: סודות השיער היפה ── */
.course-hair-watch-page {
  --watch-ivory: #f1e9df;
  --watch-ivory-card: #f7f1ea;
  --watch-purple: #4a345e;
  --watch-purple-deep: #332040;
  --watch-gold: #b8944d;
  --watch-gold-soft: #d5bd83;
  --watch-line: rgba(184, 148, 77, 0.32);
  --watch-shadow: 0 18px 46px rgba(74, 52, 94, 0.08);
  --course-mini-nav-height: 46px;
  --course-header-total-height: var(--header-height);
  --course-nav-surface: rgba(241, 233, 223, 0.96);
  --course-scroll-offset: calc(var(--course-header-total-height) + 12px);
  background: linear-gradient(180deg, var(--watch-ivory), #efe5d9 48%, var(--watch-ivory));
  scroll-padding-top: var(--course-scroll-offset);
}

.course-hair-watch-page.has-course-mini-nav main {
  padding-block: calc(var(--course-header-total-height) + 1.25rem) 4rem;
}

.course-hair-watch-page main {
  padding-block: calc(var(--header-height) + 1.5rem) 4rem;
}

body.course-hair-watch-page {
  overflow-x: hidden;
  overflow-y: auto;
  height: auto;
  min-height: 100%;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
}

body.course-hair-watch-page:not(.course-video-modal-open):not(.is-nav-drawer-open) {
  overflow-y: auto;
  touch-action: pan-y;
}

/* ── Unified header + mini nav ── */
body.course-hair-watch-page.has-course-mini-nav .site-header__shell {
  display: flex;
  flex-direction: column;
  width: 100%;
}

body.course-hair-watch-page.has-course-mini-nav .site-header {
  overflow: visible;
}

body.course-hair-watch-page.has-course-mini-nav .site-header__inner {
  flex-shrink: 0;
  min-height: max(var(--header-height), var(--header-logo-height));
  padding-bottom: 0.35rem;
  overflow: visible;
}

.course-nav-stack {
  margin: 0;
  padding: 0;
  flex-shrink: 0;
  width: 100%;
}

.course-nav-stack[hidden] {
  display: none;
}

body.course-hair-watch-page.has-course-mini-nav .site-header,
body.course-hair-watch-page.has-course-mini-nav .site-header.mobile-header,
body.course-hair-watch-page.has-course-mini-nav .site-header:not(.is-scrolled):not(.is-nav-open),
body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled,
body.course-hair-watch-page.has-course-mini-nav .site-header.is-nav-open {
  background: var(--course-nav-surface) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-block-end: none;
  box-shadow: none !important;
}

body.course-hair-watch-page.has-course-mini-nav .site-header.mobile-header::after {
  display: none !important;
}

/* ── Course mini nav ── */
.course-mini-nav {
  position: static;
  top: auto;
  margin: 0;
  z-index: 1;
  width: 100%;
  height: auto;
  max-height: none;
  background: var(--course-nav-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-block-start: none;
  border-block-end: 1px solid rgba(200, 169, 107, 0.35);
  box-shadow: 0 8px 16px -6px rgba(74, 52, 94, 0.08);
  touch-action: pan-y;
}

@media (min-width: 1024px) {
  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .site-header__inner {
    min-height: max(var(--header-height), var(--header-logo-height));
  }

  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .header-logo__image,
  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .header-logo img {
    max-height: var(--header-logo-height);
  }
}

/* ── Mobile compact header + mini nav (course-hair only) ── */
@media (max-width: 768px) {
  body.course-hair-watch-page.has-course-mini-nav {
    --course-mobile-logo-height: 70px;
    --course-mobile-logo-height-scrolled: 62px;
  }

  body.course-hair-watch-page.has-course-mini-nav .site-header__inner {
    min-height: auto;
    width: 100%;
    max-width: 100%;
    gap: 0.35rem;
    padding-block: 0.35rem 0.15rem;
    padding-inline: 0.85rem;
  }

  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .site-header__inner {
    min-height: auto;
    padding-block: 0.3rem 0.12rem;
  }

  body.course-hair-watch-page.has-course-mini-nav .header-logo__image,
  body.course-hair-watch-page.has-course-mini-nav .header-logo img {
    max-height: var(--course-mobile-logo-height);
    max-width: min(132px, 40vw);
  }

  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .header-logo__image,
  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .header-logo img {
    max-height: var(--course-mobile-logo-height-scrolled);
    max-width: min(118px, 36vw);
  }

  body.course-hair-watch-page .menu-toggle.hamburger {
    width: 44px;
    height: 44px;
  }

  body.course-hair-watch-page .site-header__end .header-cta--account {
    min-height: 36px;
    height: 36px;
    min-width: 44px;
    padding-inline: 0.55rem;
    font-size: 0.68rem;
  }

  body.course-hair-watch-page.has-course-mini-nav .site-header.is-scrolled .site-header__end .header-cta--account {
    min-height: 34px;
    height: 34px;
    font-size: 0.65rem;
  }

  body.course-hair-watch-page .course-mini-nav {
    box-shadow: 0 4px 10px -4px rgba(74, 52, 94, 0.08);
  }

  body.course-hair-watch-page .course-mini-nav__inner {
    width: min(980px, calc(100% - 0.75rem));
  }

  body.course-hair-watch-page .course-mini-nav__list {
    justify-content: flex-start;
    padding: 0.25rem 0.45rem;
    gap: 0.2rem;
  }

  body.course-hair-watch-page .course-mini-nav__tab {
    font-size: 0.75rem;
    padding: 0.28rem 0.55rem 0.32rem;
  }

  body.course-hair-watch-page .course-mini-nav__tab.is-active::after {
    inset-inline: 0.38rem;
    inset-block-end: 0.1rem;
    height: 1.5px;
  }

  body.course-hair-watch-page.has-course-mini-nav main {
    padding-block: calc(var(--course-header-total-height) + 0.75rem) 3rem !important;
  }
}

.course-mini-nav[hidden] {
  display: none;
}

.course-mini-nav__inner {
  width: min(980px, calc(100% - 1.5rem));
  margin-inline: auto;
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  overscroll-behavior-x: contain;
  overscroll-behavior-y: auto;
}

.course-mini-nav__inner::-webkit-scrollbar {
  display: none;
}

.course-mini-nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0.45rem 0.75rem;
  list-style: none;
  min-width: min-content;
}

.course-mini-nav__tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0.38rem 0.85rem 0.48rem;
  border-radius: 999px;
  color: rgba(74, 52, 94, 0.72);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms ease, background 200ms ease;
}

.course-mini-nav__tab:hover,
.course-mini-nav__tab:focus-visible {
  color: var(--watch-purple-deep);
  background: rgba(74, 52, 94, 0.05);
}

.course-mini-nav__tab.is-active {
  color: var(--watch-purple-deep);
  font-weight: 800;
}

.course-mini-nav__tab.is-active::after {
  content: "";
  position: absolute;
  inset-inline: 0.55rem;
  inset-block-end: 0.18rem;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--watch-gold-soft), var(--watch-gold));
}

.course-tree-topic[id] {
  scroll-margin-top: var(--course-scroll-offset);
}

.course-watch-loading {
  width: min(720px, calc(100% - 2rem));
  margin-inline: auto;
  padding: 4rem 1rem;
  text-align: center;
  color: var(--watch-purple);
  font-weight: 600;
}

.course-watch {
  width: min(920px, calc(100% - 2rem));
  margin-inline: auto;
}

.course-watch__toolbar {
  display: flex;
  justify-content: flex-start;
  margin-block-end: 1.5rem;
}

.course-watch-back {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border: 1.5px solid var(--watch-purple);
  border-radius: 4px;
  color: var(--watch-purple-deep);
  font-weight: 700;
  font-size: 0.92rem;
  background: rgba(247, 241, 234, 0.72);
  transition: transform 300ms ease, box-shadow 300ms ease, background 300ms ease;
}

.course-watch-back:hover,
.course-watch-back:focus-visible {
  background: rgba(74, 52, 94, 0.06);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(74, 52, 94, 0.1);
}

.course-watch-hero {
  text-align: center;
  margin-block-end: 2.75rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--watch-line);
  border-radius: 20px;
  background: rgba(247, 241, 234, 0.88);
  box-shadow: var(--watch-shadow);
}

.course-watch-hero__title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.9rem, 4.5vw, 2.75rem);
  font-weight: 900;
  color: var(--watch-purple-deep);
  line-height: 1.25;
}

.course-watch-hero__subtitle {
  margin: 0 0 1rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--watch-gold);
}

.course-watch-hero__lead {
  margin: 0 auto;
  max-width: 38rem;
  color: #5a5160;
  line-height: 1.85;
  font-size: 1.02rem;
}

.course-watch-hero__divider {
  display: block;
  width: min(120px, 30%);
  height: 2px;
  margin: 1.25rem auto 0;
  background: linear-gradient(90deg, transparent, var(--watch-gold), transparent);
  border-radius: 2px;
}

/* ── Bonus resource card (checklist) ── */
.course-bonus-resource {
  margin-block-end: 2rem;
  padding: clamp(1.15rem, 3vw, 1.65rem);
  border: 1px solid var(--watch-line);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(247, 241, 234, 0.95), rgba(241, 233, 223, 0.88));
  box-shadow: var(--watch-shadow);
}

.course-bonus-resource__inner {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.15rem;
}

.course-bonus-resource__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--watch-gold);
}

.course-bonus-resource__title {
  margin: 0 0 0.45rem;
  font-size: clamp(1.15rem, 2.8vw, 1.45rem);
  font-weight: 800;
  color: var(--watch-purple-deep);
  line-height: 1.35;
}

.course-bonus-resource__text {
  margin: 0;
  color: #5a5160;
  line-height: 1.7;
  font-size: 0.98rem;
}

.course-bonus-resource__btn {
  align-self: flex-start;
  white-space: normal;
  text-align: center;
  min-width: min(100%, 16rem);
}

@media (min-width: 640px) {
  .course-bonus-resource__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
  }

  .course-bonus-resource__btn {
    flex-shrink: 0;
  }
}

/* ── Welcome section ── */
@keyframes course-welcome-fade-up {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.course-welcome {
  margin-block-end: 2.75rem;
  text-align: center;
  opacity: 0;
  transform: translateY(22px);
}

.course-welcome.is-visible {
  animation: course-welcome-fade-up 0.92s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.course-welcome__title {
  margin: 0 0 1rem;
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 900;
  color: var(--watch-purple-deep);
  line-height: 1.3;
}

.course-welcome__subtitle {
  margin: 0 auto 1.75rem;
  max-width: 40rem;
  color: #5a5160;
  line-height: 1.85;
  font-size: clamp(1rem, 2.4vw, 1.08rem);
}

.course-welcome__subtitle-lead {
  display: block;
  margin-block-end: 0.45rem;
  font-weight: 800;
  color: var(--watch-purple);
}

.course-welcome__video-wrap {
  width: min(920px, 82%);
  margin-inline: auto;
}

.course-welcome__video-card {
  border: 1px solid var(--watch-line);
  border-radius: 22px;
  background: var(--watch-ivory-card);
  box-shadow: var(--watch-shadow);
  overflow: hidden;
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.course-welcome__video-trigger {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: inherit;
}

.course-welcome__video-trigger:focus-visible {
  outline: 2px solid var(--watch-gold);
  outline-offset: 3px;
}

.course-welcome__video-card:hover,
.course-welcome__video-card:focus-within {
  transform: translateY(-3px);
  box-shadow: 0 22px 52px rgba(74, 52, 94, 0.14);
  border-color: rgba(184, 148, 77, 0.58);
}

.course-welcome__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #1a1220;
}

.course-welcome__thumb-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.course-welcome__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  pointer-events: none;
}

.course-welcome__video-card:hover .play-button,
.course-welcome__video-card:hover .video-play-button,
.course-welcome__video-card:focus-within .play-button,
.course-welcome__video-card:focus-within .video-play-button {
  background: rgba(0, 0, 0, 0.48);
  transform: scale(1.06);
}

@media (max-width: 899px) {
  .course-welcome {
    margin-block-end: 2rem;
  }

  .course-welcome__video-wrap {
    width: 100%;
  }

  .course-welcome__subtitle {
    margin-block-end: 1.35rem;
    padding-inline: 0.15rem;
  }
}

.course-lessons {
  display: grid;
  gap: 1.75rem;
}

.lesson-card {
  border: 1px solid var(--watch-line);
  border-radius: 18px;
  background: var(--watch-ivory-card);
  box-shadow: var(--watch-shadow);
  overflow: hidden;
}

.lesson-card__header {
  padding: 1.35rem 1.5rem 1rem;
}

.lesson-card__number {
  display: inline-block;
  margin-block-end: 0.4rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--watch-gold);
}

.lesson-card__title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 800;
  color: var(--watch-purple-deep);
  line-height: 1.4;
}

.lesson-card__desc {
  margin: 0;
  color: #5f5662;
  line-height: 1.75;
  font-size: 0.98rem;
}

.lesson-video-placeholder,
.lesson-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(74, 52, 94, 0.1), rgba(184, 148, 77, 0.14));
  border-block: 1px solid rgba(184, 148, 77, 0.18);
}

.lesson-video-placeholder__inner {
  display: grid;
  place-content: center;
  gap: 0.65rem;
  width: 100%;
  height: 100%;
  min-height: 200px;
  text-align: center;
  color: var(--watch-purple);
}

.lesson-video-placeholder__icon {
  font-size: 2.2rem;
  color: var(--watch-gold);
  line-height: 1;
}

.lesson-video-placeholder__text {
  margin: 0;
  font-weight: 700;
  font-size: 0.95rem;
}

.lesson-card__iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #1a1220;
}

.lesson-card__video {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  background: #1a1220;
}

.lesson-card__footer {
  padding: 1rem 1.5rem 1.35rem;
}

.lesson-card__complete {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(74, 52, 94, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  color: var(--watch-purple-deep);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: default;
  opacity: 0.92;
}

.lesson-card__complete::before {
  content: "○";
  color: var(--watch-gold);
  font-size: 1rem;
}

.course-hair-watch-page .site-header__end .header-cta--account {
  min-width: auto;
  padding-inline: 1rem;
  font-size: 0.88rem;
}

/* ── Course tree (topics + thumbnail cards) ── */
.course-tree {
  display: grid;
  gap: 1.25rem;
}

.course-tree-topic {
  border: 1px solid var(--watch-line);
  border-radius: 22px;
  background: rgba(247, 241, 234, 0.9);
  box-shadow: var(--watch-shadow);
  overflow: hidden;
}

#topic-6.course-tree-topic {
  background-image: url("../assets/images/course-topic-6-rubric-bg.png");
  background-size: 103% 103%;
  background-position: 54% center;
  background-repeat: no-repeat;
}

#topic-6 .course-tree-topic__title,
#topic-6 .course-tree-topic__count,
#topic-6 .course-tree-topic__marker {
  color: var(--watch-gold);
}

@media (max-width: 768px) {
  #topic-6.course-tree-topic {
    background-image: url("../assets/images/course-topic-6-rubric-bg-mobile.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding-block-start: 0.75rem;
  }

  #topic-6 .course-tree-topic__summary {
    width: fit-content;
    max-width: calc(100% - 1.5rem);
    margin-inline: auto;
    margin-block-end: 0.65rem;
    padding: 10px 14px;
    background: rgba(255, 248, 240, 0.28);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 18px;
    box-shadow: 0 4px 14px rgba(74, 52, 94, 0.07);
    justify-content: center;
    align-items: center;
    gap: 0.55rem;
  }

  #topic-6 .course-tree-topic__marker {
    display: grid;
  }

  #topic-6 .course-tree-topic__heading {
    justify-content: center;
    align-items: center;
  }

  #topic-6 .course-tree-topic__title {
    color: #3f2a5e;
  }

  #topic-6 .course-tree-topic__count {
    color: #3f2a5e;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    font-size: 0.74rem;
  }

  #topic-6 .course-tree-card {
    width: 78%;
    max-width: 78%;
    margin-inline: auto;
  }
}

@media (min-width: 769px) {
  #topic-6 .course-tree-topic__summary {
    width: fit-content;
    max-width: calc(100% - 2rem);
    margin-inline: auto;
    margin-block-end: 0.75rem;
    padding: 10px 14px;
    background: rgba(255, 248, 240, 0.28);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 18px;
    box-shadow: 0 4px 14px rgba(74, 52, 94, 0.07);
    justify-content: center;
    align-items: center;
    gap: 0.55rem;
  }

  #topic-6 .course-tree-topic__heading {
    justify-content: center;
    align-items: center;
  }

  #topic-6 .course-tree-topic__marker {
    display: grid;
  }
}

.course-tree-topic__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.course-tree-topic__summary::-webkit-details-marker {
  display: none;
}

.course-tree-topic__summary::after {
  content: "▾";
  flex-shrink: 0;
  color: var(--watch-gold);
  font-size: 1.1rem;
  transition: transform 250ms ease;
}

.course-tree-topic[open] .course-tree-topic__summary::after {
  transform: rotate(180deg);
}

.course-tree-topic__title {
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  font-weight: 800;
  color: var(--watch-gold);
}

.course-tree-topic__marker {
  display: none;
}

.course-tree-topic__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.course-tree-topic__count {
  font-size: 0.78rem;
  font-weight: 700;
  color: #5f5662;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(74, 52, 94, 0.08);
}

.course-tree-topic__content {
  padding: 0 1.1rem 1.15rem;
}

.course-tree-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.course-tree-subgroup {
  grid-column: 1 / -1;
  padding: 0.75rem;
  border: 1px dashed rgba(184, 148, 77, 0.35);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.35);
}

.course-tree-subgroup__title {
  margin: 0 0 0.7rem;
  font-weight: 800;
  color: var(--watch-purple-deep);
  font-size: 0.92rem;
}

.course-tree-subgroup__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.course-tree-group-heading {
  grid-column: 1 / -1;
  margin: 0.35rem 0 0.5rem;
}

.course-tree-group-heading .course-tree-topic__title {
  display: block;
  line-height: 1.35;
}

.course-tree-card {
  border: 1px solid var(--watch-line);
  border-radius: 18px;
  background: var(--watch-ivory-card);
  box-shadow: 0 10px 26px rgba(74, 52, 94, 0.07);
  overflow: hidden;
  transition: transform 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.course-tree-card--available:hover,
.course-tree-card--available:focus-within {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(74, 52, 94, 0.12);
  border-color: rgba(184, 148, 77, 0.55);
}

.course-tree-card--watched {
  border-color: rgba(74, 52, 94, 0.28);
}

.course-tree-card--soon {
  opacity: 0.88;
}

.course-tree-card__trigger {
  display: grid;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: inherit;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

.course-tree-card--soon .course-tree-card__trigger,
.course-tree-card__trigger:disabled {
  cursor: default;
}

.course-tree-card__trigger:focus-visible {
  outline: 3px solid rgba(184, 148, 77, 0.75);
  outline-offset: 4px;
}

.course-tree-card--available .course-tree-card__trigger:focus-visible .play-button,
.course-tree-card--available .course-tree-card__trigger:focus-visible .video-play-button {
  transform: scale(1.08);
  background: rgba(0, 0, 0, 0.52);
}

.course-tree-card__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(74, 52, 94, 0.12), rgba(184, 148, 77, 0.16));
}

.course-tree-card__thumb-img {
  width: 100%;
  height: 100%;
  display: block;
}

.course-lesson-poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.course-tree-card__preview-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  pointer-events: none;
  background: #1a1220;
}

.course-tree-card__thumb--soon {
  position: relative;
}

.course-tree-card__soon-badge {
  position: absolute;
  inset-inline: 0.65rem;
  inset-block-end: 0.55rem;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  background: rgba(247, 241, 234, 0.92);
  color: var(--watch-purple-deep);
  font-size: 0.72rem;
  font-weight: 800;
  text-align: center;
  box-shadow: 0 4px 12px rgba(74, 52, 94, 0.12);
}

.course-tree-card__soon-overlay {
  display: none;
}

.course-tree-card__thumb--placeholder {
  display: grid;
  place-content: center;
  gap: 0.35rem;
  color: var(--watch-purple);
}

.course-tree-card__soon-icon {
  font-size: 1.5rem;
  color: rgba(184, 148, 77, 0.45);
  line-height: 1;
}

.course-tree-card__soon-text {
  font-size: 0.82rem;
  font-weight: 800;
  color: #5f5662;
}

.course-tree-card__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  pointer-events: none;
}

.play-button,
.lesson-play-button,
.video-play-button {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  flex-shrink: 0;
  transition: background 200ms ease, transform 200ms ease;
}

.play-button svg,
.lesson-play-button svg,
.video-play-button svg {
  width: 24px;
  height: 24px;
  fill: #fff;
  transform: translateX(-1px);
}

@media (max-width: 768px) {
  .play-button,
  .lesson-play-button,
  .video-play-button {
    width: 48px;
    height: 48px;
  }

  .play-button svg,
  .lesson-play-button svg,
  .video-play-button svg {
    width: 18px;
    height: 18px;
  }
}

@media (min-width: 769px) {
  .course-tree-card--available:hover .play-button,
  .course-tree-card--available:hover .video-play-button,
  .course-tree-card--available:focus-within .play-button,
  .course-tree-card--available:focus-within .video-play-button {
    background: rgba(0, 0, 0, 0.48);
    transform: scale(1.04);
  }
}

.course-tree-card__body {
  display: grid;
  gap: 0.3rem;
  padding: 0.75rem 0.85rem 0.9rem;
}

.course-tree-card__number {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--watch-gold);
}

.course-tree-card__title {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--watch-purple-deep);
  line-height: 1.45;
}

.course-tree-card__duration {
  font-size: 0.74rem;
  font-weight: 600;
  color: #5f5662;
}

.course-tree-card__status {
  justify-self: start;
  margin-block-start: 0.15rem;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
}

.course-tree-card--resource {
  display: grid;
  text-decoration: none;
  color: inherit;
}

.course-tree-card__desc {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: #5a5160;
  line-height: 1.55;
}

.course-tree-card__thumb--resource {
  background: linear-gradient(145deg, rgba(74, 52, 94, 0.1), rgba(184, 148, 77, 0.18));
}

.course-tree-card__resource-icon {
  position: absolute;
  inset-inline-start: 12px;
  inset-block-end: 12px;
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
  border-radius: 50%;
  background: rgba(247, 241, 234, 0.92);
  color: var(--watch-gold);
  box-shadow: 0 6px 16px rgba(74, 52, 94, 0.12);
}

.course-tree-card--available .course-tree-card__status {
  background: rgba(184, 148, 77, 0.16);
  color: var(--watch-purple-deep);
}

.course-tree-card--watched .course-tree-card__status {
  background: rgba(74, 52, 94, 0.12);
  color: var(--watch-purple-deep);
}

.course-tree-card--soon .course-tree-card__status {
  background: rgba(95, 86, 98, 0.1);
  color: #5f5662;
}

.course-tree-lesson-row {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
}

.course-tree-topic-row {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
}

.topic-4-top-row {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
}

.topic-4-top-row__videos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

.topic-4-summary {
  direction: rtl;
  text-align: right;
  border: 1px solid rgba(184, 148, 77, 0.42);
  border-radius: 20px;
  background: var(--watch-ivory-card);
  padding: 1.5rem 1.75rem;
  box-shadow: 0 10px 26px rgba(74, 52, 94, 0.07);
  color: rgba(51, 32, 64, 0.88);
}

.topic-4-summary h3 {
  margin: 0 0 0.85rem;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--watch-purple-deep);
}

.topic-4-summary p {
  margin: 0 0 0.75rem;
  font-size: 0.92rem;
  line-height: 1.65;
}

.topic-4-summary p:last-child {
  margin-bottom: 0;
}

.topic-4-summary ul {
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.topic-4-summary li {
  position: relative;
  padding-inline-start: 1rem;
  font-size: 0.92rem;
  line-height: 1.65;
}

.topic-4-summary li::before {
  content: "•";
  position: absolute;
  inset-inline-start: 0;
  color: var(--watch-gold);
  font-weight: 800;
}

.supplements-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  width: 100%;
}

.course-tree-lesson-summary {
  direction: rtl;
  text-align: right;
  border: 1px solid rgba(184, 148, 77, 0.42);
  border-radius: 20px;
  background: var(--watch-ivory-card);
  padding: 1.5rem 1.75rem;
  box-shadow: 0 10px 26px rgba(74, 52, 94, 0.07);
}

.course-tree-lesson-summary__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--watch-purple-deep);
}

.course-tree-lesson-summary__divider {
  height: 1px;
  margin: 0.85rem 0 1rem;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(184, 148, 77, 0.55) 18%,
    rgba(184, 148, 77, 0.55) 82%,
    transparent
  );
}

.course-tree-lesson-summary__body {
  font-size: 0.92rem;
  line-height: 1.65;
  color: rgba(51, 32, 64, 0.88);
}

.course-tree-lesson-summary__body p {
  margin: 0 0 0.75rem;
}

.course-tree-lesson-summary__body p:last-child {
  margin-bottom: 0;
}

.course-tree-lesson-summary__list {
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.course-tree-lesson-summary__list li {
  position: relative;
  padding-inline-start: 1rem;
}

.course-tree-lesson-summary__list li::before {
  content: "•";
  position: absolute;
  inset-inline-start: 0;
  color: var(--watch-gold);
  font-weight: 800;
}

.course-tree-lesson-summary__goal-label {
  display: block;
  margin-block-end: 0.2rem;
  font-weight: 800;
  color: var(--watch-purple-deep);
}

.topic-summary-card {
  width: 100%;
  margin: 0.85rem 0 0;
  padding: 1.5rem 1.25rem;
  text-align: right;
  direction: rtl;
  border-radius: 20px;
  border: 1px solid rgba(184, 148, 77, 0.42);
  background: var(--watch-ivory-card);
  box-shadow: 0 10px 26px rgba(74, 52, 94, 0.07);
  color: rgba(51, 32, 64, 0.88);
}

.topic-summary-card__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--watch-purple-deep);
}

.topic-summary-card__divider {
  height: 1px;
  margin: 0.85rem 0 1rem;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(184, 148, 77, 0.55) 18%,
    rgba(184, 148, 77, 0.55) 82%,
    transparent
  );
}

.topic-summary-card__body p {
  margin: 0 0 0.75rem;
}

.topic-summary-card__body p:last-child {
  margin-bottom: 0;
}

.topic-summary-card p,
.topic-summary-card li {
  line-height: 1.65;
  font-size: 0.92rem;
}

.topic-summary-card__list {
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.topic-summary-card__list li {
  position: relative;
  padding-inline-start: 1rem;
}

.topic-summary-card__list li::before {
  content: "•";
  position: absolute;
  inset-inline-start: 0;
  color: var(--watch-gold);
  font-weight: 800;
}

.topic-summary-card__goal-label {
  display: block;
  margin-block-end: 0.2rem;
  font-weight: 800;
  color: var(--watch-purple-deep);
}

/* ── Video modal ── */
html:has(body.course-hair-watch-page.course-video-modal-open),
body.course-hair-watch-page.course-video-modal-open {
  overflow: hidden;
}

.course-video-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.75rem, 3vw, 1.5rem);
}

.course-video-modal[hidden] {
  display: none;
}

.course-video-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 10, 30, 0.72);
}

.course-video-modal__dialog {
  position: relative;
  width: min(920px, 100%);
  max-height: calc(100dvh - 1.5rem);
  overflow: auto;
  border: 1px solid var(--watch-line);
  border-radius: 22px;
  background: var(--watch-ivory-card);
  box-shadow: 0 8px 20px rgba(31, 20, 40, 0.18);
  padding: 1rem 1rem 1.15rem;
}

.course-video-modal__close {
  position: absolute;
  inset-block-start: 0.65rem;
  inset-inline-start: 0.65rem;
  z-index: 2;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(74, 52, 94, 0.2);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.85);
  color: var(--watch-purple-deep);
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  pointer-events: auto;
}

.course-video-modal__close:hover,
.course-video-modal__close:focus-visible {
  background: #fff;
}

.course-video-modal__title {
  margin: 0 2.5rem 0.85rem 0.5rem;
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  font-weight: 900;
  color: var(--watch-purple-deep);
  line-height: 1.35;
  text-align: center;
}

.course-video-modal__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 14px;
  background: #1a1220;
  contain: layout paint;
  isolation: isolate;
}

.course-video-modal__poster {
  position: absolute;
  inset: 0;
}

.course-video-modal__poster-img {
  width: 100%;
  height: 100%;
  display: block;
}

.course-video-modal__play {
  pointer-events: none;
}

.course-video-modal__play-trigger {
  pointer-events: auto;
  cursor: pointer;
  border: none;
  padding: 0;
}

.course-video-modal__iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #1a1220;
  pointer-events: auto;
}

.course-video-modal__loading,
.course-video-modal__error {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  color: #f5eefb;
  font-size: 1rem;
  line-height: 1.5;
  background: #1a1220;
}

.course-video-modal__player--hls {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1a1220;
}

.course-video-modal__video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #1a1220;
  pointer-events: auto;
}

.course-video-modal__soon {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  padding: 1.5rem;
  text-align: center;
  background: linear-gradient(145deg, rgba(244, 238, 248, 0.95), rgba(232, 223, 211, 0.92));
}

.course-video-modal__soon-text {
  margin: 0;
  font-size: clamp(1rem, 3vw, 1.15rem);
  font-weight: 800;
  color: var(--watch-purple-deep);
}

/* ── Cloudflare Stream: no GPU-heavy effects on player ── */
.course-video-frame,
.course-video-modal__complete {
  width: min(100%, 420px);
  margin: 0.85rem auto 0;
}

.course-video-modal__media,
.course-lesson-page__media,
.course-video-frame iframe,
.course-video-modal__iframe,
.course-video-modal__video,
.course-video-modal__player--hls,
.lesson-card__iframe,
iframe[src*="cloudflarestream"] {
  transform: none !important;
  filter: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  animation: none !important;
  transition: none !important;
  will-change: auto !important;
}

.course-video-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #1a1220;
  pointer-events: none;
}

.course-video-frame iframe,
.course-video-modal__iframe,
.course-video-modal__video,
.lesson-card__iframe {
  pointer-events: auto;
}

.course-video-modal__poster,
.course-video-modal__play,
.course-video-modal__loading,
.course-video-modal__error {
  pointer-events: none;
}

/* Modal open: stop blur/animation around the player */
body.course-hair-watch-page.course-video-modal-open .course-video-modal__backdrop {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  background: rgba(20, 10, 30, 0.72) !important;
}

body.course-hair-watch-page.course-video-modal-open .site-header,
body.course-hair-watch-page.course-video-modal-open .course-mini-nav {
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

body.course-hair-watch-page.course-video-modal-open .course-tree-card,
body.course-hair-watch-page.course-video-modal-open .course-welcome__inner,
body.course-hair-watch-page.course-video-modal-open .course-welcome__video-card,
body.course-hair-watch-page.course-video-modal-open .play-button,
body.course-hair-watch-page.course-video-modal-open .video-play-button,
body.course-hair-watch-page.course-video-modal-open .course-tree-card__play {
  animation: none !important;
  transition: none !important;
  transform: none !important;
  filter: none !important;
}

@media (max-width: 899px) {
  .course-tree-topic__summary {
    pointer-events: none;
    cursor: default;
  }

  .course-tree-topic:not([open]) .course-tree-topic__content {
    display: block;
  }

  .course-tree-topic[open] .course-tree-topic__summary::after {
    transform: rotate(180deg);
  }

  .course-mini-nav__list {
    justify-content: flex-start;
    padding-inline: 0.65rem;
    gap: 0.3rem;
  }

  .course-mini-nav__tab {
    font-size: 0.8rem;
    padding-inline: 0.75rem;
  }

  .course-hair-watch-page.has-course-mini-nav main {
    padding-block: calc(var(--course-header-total-height) + 1rem) 3rem;
  }
}

@media (min-width: 900px) {
  .course-watch {
    width: min(980px, calc(100% - 2rem));
  }

  .course-tree {
    gap: 0.7rem;
    position: relative;
    padding-inline-end: 2.1rem;
  }

  .course-tree::before {
    content: "";
    position: absolute;
    inset-inline-end: 0.62rem;
    inset-block: 0.5rem 0.5rem;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(
      180deg,
      rgba(184, 148, 77, 0.2),
      rgba(74, 52, 94, 0.22) 45%,
      rgba(184, 148, 77, 0.2)
    );
  }

  .course-tree-topic {
    position: relative;
    padding: 0.55rem 0.75rem 0.65rem;
    border-radius: 16px;
    background: rgba(244, 238, 248, 0.42);
    box-shadow: 0 6px 18px rgba(74, 52, 94, 0.05);
    overflow: visible;
  }

  .course-tree-topic::before {
    content: "";
    position: absolute;
    inset-inline-end: -1.78rem;
    inset-block-start: 1.15rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--watch-gold-soft);
    border: 2px solid var(--watch-ivory-card);
    box-shadow: 0 0 0 2px rgba(184, 148, 77, 0.28);
    z-index: 1;
  }

  .course-tree-topic__summary {
    pointer-events: none;
    cursor: default;
    padding: 0.2rem 0 0.45rem;
    gap: 0.55rem;
  }

  .course-tree-topic__summary::after {
    display: none;
  }

  .course-tree-topic:not([open]) .course-tree-topic__content {
    display: block;
  }

  .course-tree-topic__marker {
    display: grid;
    place-items: center;
    width: 1.55rem;
    height: 1.55rem;
    border-radius: 50%;
    background: rgba(184, 148, 77, 0.18);
    color: var(--watch-purple-deep);
    font-size: 0.7rem;
    font-weight: 900;
    flex-shrink: 0;
  }

  .course-tree-topic__heading {
    justify-content: flex-start;
    align-items: baseline;
    gap: 0.55rem;
    flex-wrap: wrap;
  }

  .course-tree-topic__title {
    font-size: 0.95rem;
    line-height: 1.35;
  }

  .course-tree-topic__count {
    font-size: 0.68rem;
    padding: 0.15rem 0.45rem;
  }

  .course-tree-topic__content {
    padding: 0;
    margin-inline-start: 0.72rem;
    padding-inline-start: 0.65rem;
    border-inline-start: 2px solid rgba(184, 148, 77, 0.22);
  }

  .course-tree-grid {
    gap: 0.6rem;
  }

  .course-tree-grid[data-direct-cards="1"]:not([data-has-subgroup]) {
    grid-template-columns: minmax(0, 210px);
    justify-content: center;
  }

  /* Topics 1 & 2: video right + summary left */
  #topic-1 .course-tree-grid[data-direct-cards="1"]:not([data-has-subgroup]),
  #topic-2 .course-tree-grid[data-direct-cards="1"]:not([data-has-subgroup]) {
    grid-template-columns: 1fr;
    max-width: none;
  }

  #topic-1 .course-tree-lesson-row,
  #topic-2 .course-tree-lesson-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }

  #topic-1 .course-tree-lesson-row > .course-tree-card,
  #topic-2 .course-tree-lesson-row > .course-tree-card {
    flex: 0 0 33.333%;
    max-width: 33.333%;
    min-width: 0;
  }

  #topic-1 .course-tree-lesson-summary,
  #topic-2 .course-tree-lesson-summary {
    flex: 1 1 auto;
    max-width: 420px;
    min-width: 0;
  }

  /* Topic 3: compact summary card below video grid */
  #topic-3 .summary-card,
  #topic-3 .topic-3-summary-card {
    width: min(900px, 68%);
    margin: 24px auto 0;
    padding: 11px 30px;
    border-radius: 22px;
  }

  #topic-3 .summary-card h3,
  #topic-3 .topic-3-summary-card h3,
  #topic-3 .topic-3-summary-card .topic-summary-card__title {
    font-size: 24px;
    margin-bottom: 16px;
  }

  #topic-3 .summary-card .topic-summary-card__divider,
  #topic-3 .topic-3-summary-card .topic-summary-card__divider {
    margin: 0 0 8px;
  }

  #topic-3 .summary-card p,
  #topic-3 .summary-card li,
  #topic-3 .topic-3-summary-card p,
  #topic-3 .topic-3-summary-card li {
    font-size: 16px;
    line-height: 1.45;
    margin-bottom: 8px;
  }

  #topic-3 .summary-card .topic-summary-card__body p,
  #topic-3 .topic-3-summary-card .topic-summary-card__body p {
    margin-bottom: 8px;
  }

  #topic-3 .summary-card ul,
  #topic-3 .summary-card .topic-summary-card__list,
  #topic-3 .topic-3-summary-card ul,
  #topic-3 .topic-3-summary-card .topic-summary-card__list {
    margin: 8px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  #topic-3 .summary-card .topic-summary-card__goal-label,
  #topic-3 .topic-3-summary-card .topic-summary-card__goal-label {
    margin-block-end: 2px;
  }

  /* Topic 5: compact summary beside single video on desktop */
  #topic-5 .course-tree-topic-row {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
  }

  #topic-5 .course-tree-topic-row > .course-tree-grid {
    flex: 1 1 auto;
    min-width: 0;
    width: auto;
    max-width: calc(100% - 360px);
  }

  #topic-5 .summary-card,
  #topic-5 .topic-3-summary-card {
    width: auto;
    flex: 0 0 380px;
    max-width: 420px;
    min-width: 320px;
    margin: 0;
    padding: 11px 30px;
    border-radius: 22px;
    word-break: normal;
    overflow-wrap: normal;
    hyphens: manual;
  }

  #topic-5 .summary-card h3,
  #topic-5 .topic-3-summary-card h3,
  #topic-5 .topic-3-summary-card .topic-summary-card__title {
    font-size: 24px;
    margin-bottom: 16px;
  }

  #topic-5 .summary-card .topic-summary-card__divider,
  #topic-5 .topic-3-summary-card .topic-summary-card__divider {
    margin: 0 0 8px;
  }

  #topic-5 .summary-card p,
  #topic-5 .summary-card li,
  #topic-5 .topic-3-summary-card p,
  #topic-5 .topic-3-summary-card li {
    font-size: 16px;
    line-height: 1.45;
    margin-bottom: 8px;
  }

  #topic-5 .summary-card .topic-summary-card__body p,
  #topic-5 .topic-3-summary-card .topic-summary-card__body p {
    margin-bottom: 8px;
  }

  #topic-5 .summary-card ul,
  #topic-5 .summary-card .topic-summary-card__list,
  #topic-5 .topic-3-summary-card ul,
  #topic-5 .topic-3-summary-card .topic-summary-card__list {
    margin: 8px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  #topic-5 .summary-card .topic-summary-card__goal-label,
  #topic-5 .topic-3-summary-card .topic-summary-card__goal-label {
    margin-block-end: 2px;
  }

  /* Topic 5: video card matches Topic 4 "צמחים" (herbs-card) dimensions */
  #topic-5 .course-tree-topic__content {
    --herbs-card-width: max(420px, calc((100% - 28px) / 2));
  }

  #topic-5 .course-tree-grid[data-direct-cards="1"]:not([data-has-subgroup]) {
    width: auto;
    max-width: 100%;
    grid-template-columns: minmax(210px, 420px);
    justify-content: flex-start;
  }

  #topic-5 .course-tree-card {
    width: 100%;
    max-width: none;
    height: auto;
    min-height: unset;
    flex: none;
    margin: 0;
    position: static;
    transform: none;
    align-self: start;
  }

  #topic-5 .course-tree-card--available:hover,
  #topic-5 .course-tree-card--available:focus-within {
    transform: translateY(-1px);
  }

  #topic-5 .course-tree-card .course-tree-card__thumb {
    aspect-ratio: 16 / 9;
    height: auto;
    overflow: hidden;
  }

  /* Topic 4: summary left + first two videos on the same row */
  #topic-4 .topic-4-top-row {
    flex-direction: row;
    align-items: stretch;
    justify-content: space-between;
    gap: 40px;
    margin-block-end: 0.85rem;
  }

  #topic-4 .topic-4-top-row__videos {
    flex: 0 0 auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 210px));
    gap: 0.6rem;
  }

  #topic-4 .topic-4-summary {
    flex: 1 1 auto;
    max-width: 420px;
    min-width: 0;
  }

  #topic-4 .topic-4-grid {
    max-width: none;
    grid-template-columns: repeat(2, minmax(420px, 1fr));
    gap: 28px;
    align-items: start;
  }

  #topic-4 .topic-4-grid > .course-tree-group-heading,
  #topic-4 .topic-4-grid > .supplements-grid {
    grid-column: 1 / -1;
  }

  #topic-4 .supplements-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(420px, 1fr));
    gap: 28px;
    align-items: stretch;
    grid-column: 1 / -1;
    width: 100%;
    margin: 0;
  }

  #topic-4 .supplements-grid .course-tree-card {
    height: 100%;
    align-self: stretch;
    margin: 0;
    position: static;
    transform: none;
  }

  #topic-4 .supplements-grid .course-tree-card--available:hover,
  #topic-4 .supplements-grid .course-tree-card--available:focus-within {
    transform: translateY(-1px);
  }

  #topic-4 .supplements-grid .course-tree-card__thumb {
    aspect-ratio: 16 / 9;
    height: auto;
    overflow: hidden;
  }

  #topic-4 .herbs-card {
    width: 100%;
    max-width: none;
    height: auto;
    min-height: unset;
    flex: none;
    grid-column: span 1 !important;
    margin: 0;
    position: static;
    transform: none;
    align-self: start;
  }

  #topic-4 .herbs-card .course-tree-card__thumb {
    aspect-ratio: 16 / 9;
    height: auto;
    overflow: hidden;
  }

  .course-tree-grid[data-direct-cards="2"]:not([data-has-subgroup]) {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 520px;
  }

  .course-tree-grid[data-direct-cards="3"]:not([data-has-subgroup]) {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .course-tree-grid[data-direct-cards="4"]:not([data-has-subgroup]) {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 520px;
  }

  .course-tree-grid[data-direct-cards="7"]:not([data-has-subgroup]) {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 520px;
  }

  .course-tree-grid[data-direct-cards="5"]:not([data-has-subgroup]) {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .course-tree-grid[data-direct-cards="5"]:not([data-has-subgroup]) > .course-tree-card {
    grid-column: span 2;
  }

  .course-tree-grid[data-direct-cards="5"]:not([data-has-subgroup]) > .course-tree-card:nth-child(4) {
    grid-column: 2 / 4;
  }

  .course-tree-grid[data-direct-cards="5"]:not([data-has-subgroup]) > .course-tree-card:nth-child(5) {
    grid-column: 4 / 6;
  }

  .course-tree-grid[data-has-subgroup] {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 520px;
  }

  .course-tree-grid[data-has-subgroup] > .course-tree-subgroup {
    grid-column: 1 / -1;
    margin-block-start: 0.1rem;
    padding: 0.55rem 0.6rem 0.6rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.38);
  }

  .course-tree-subgroup__title {
    margin-block-end: 0.5rem;
    font-size: 0.8rem;
  }

  .course-tree-subgroup__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.55rem;
  }

  .course-tree-card {
    border-radius: 14px;
    box-shadow: 0 5px 14px rgba(74, 52, 94, 0.06);
  }

  .course-tree-card--available:hover,
  .course-tree-card--available:focus-within {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(74, 52, 94, 0.1);
  }

  .course-tree-card__thumb {
    aspect-ratio: 16 / 10;
  }

  .course-tree-card__body {
    padding: 0.45rem 0.55rem 0.55rem;
    gap: 0.15rem;
  }

  .course-tree-card__number {
    display: none;
  }

  .course-tree-card__title {
    font-size: 0.8rem;
    line-height: 1.35;
  }

  .course-tree-card__status {
    margin-block-start: 0.05rem;
    padding: 0.1rem 0.4rem;
    font-size: 0.62rem;
  }

  .course-tree-card--soon .course-tree-card__thumb-img,
  .course-tree-card--soon .course-tree-card__soon-badge {
    display: none;
  }

  .course-tree-card--soon .course-tree-card__thumb {
    background: linear-gradient(145deg, #f7f1ea 0%, #ece4f0 100%);
    display: grid;
    place-items: center;
  }

  .course-tree-card--soon .course-tree-card__soon-overlay {
    display: grid;
    place-items: center;
    gap: 0.3rem;
    text-align: center;
  }

  .course-tree-card__soon-lock {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(74, 52, 94, 0.07);
    color: rgba(74, 52, 94, 0.32);
    font-size: 0.72rem;
    box-shadow: inset 0 0 0 1px rgba(74, 52, 94, 0.08);
  }

  .course-tree-card__soon-lock span {
    padding-inline-start: 0.08rem;
    opacity: 0.55;
  }

  .course-tree-card__soon-label {
    font-size: 0.72rem;
    font-weight: 800;
    color: rgba(74, 52, 94, 0.55);
  }
}

/* ── Lesson page (course-hair-lesson.html) ── */
.course-lesson-shell {
  width: min(960px, calc(100% - 2rem));
}

.course-lesson-breadcrumb {
  margin-block-end: 1.25rem;
}

.course-lesson-page {
  border: 1px solid var(--watch-line);
  border-radius: 20px;
  background: rgba(247, 241, 234, 0.92);
  box-shadow: var(--watch-shadow);
  overflow: hidden;
}

.course-lesson-page__header {
  padding: 1.5rem 1.5rem 1rem;
  text-align: center;
}

.course-lesson-page__topic {
  margin: 0 0 0.35rem;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--watch-gold);
}

.course-lesson-page__number {
  margin: 0 0 0.5rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--watch-purple);
}

.course-lesson-page__title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.35rem, 3.5vw, 2rem);
  font-weight: 900;
  color: var(--watch-purple-deep);
  line-height: 1.3;
}

.course-lesson-page__desc {
  margin: 0 auto;
  max-width: 40rem;
  color: #5f5662;
  line-height: 1.75;
  font-size: 1rem;
}

.course-lesson-page__media {
  border-radius: 0;
  contain: layout paint;
  isolation: isolate;
}

.course-lesson-page__footer {
  padding: 1rem 1.5rem 1.35rem;
  display: grid;
  gap: 1rem;
}

.course-lesson-page__complete.is-complete {
  opacity: 1;
}

.course-lesson-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
}

.course-lesson-nav__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.55rem 1rem;
  border: 1.5px solid var(--watch-purple);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--watch-purple-deep);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  transition: transform 250ms ease, box-shadow 250ms ease, background 250ms ease;
}

.course-lesson-nav__btn:hover,
.course-lesson-nav__btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(74, 52, 94, 0.1);
  background: rgba(74, 52, 94, 0.05);
}

.course-lesson-nav__btn--home {
  border-color: rgba(184, 148, 77, 0.55);
}

.course-lesson-nav__btn--disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.course-lesson-error {
  padding: 2rem 1rem;
  text-align: center;
}

@media (max-width: 767px) {
  .course-hair-watch-page.has-course-mini-nav main {
    padding-block: calc(var(--course-header-total-height) + 1rem) 3rem;
  }

  .course-hair-watch-page:not(.has-course-mini-nav) main {
    padding-block: calc(var(--header-height) + 1rem) 3rem;
  }

  .course-watch-back {
    width: 100%;
    justify-content: center;
  }

  .lesson-card__header,
  .lesson-card__footer {
    padding-inline: 1.1rem;
  }

  .course-lesson-page__header,
  .course-lesson-page__footer {
    padding-inline: 1.1rem;
  }

  .course-lesson-nav {
    flex-direction: column;
  }

  .course-lesson-nav__btn {
    width: 100%;
  }
}

/* ── Mobile scroll unlock (course-hair only) ── */
@media (max-width: 1023px) {
  html:has(body.course-hair-watch-page) {
    height: auto !important;
    min-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    position: static !important;
    touch-action: pan-y !important;
  }

  body.course-hair-watch-page {
    height: auto !important;
    min-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    position: static !important;
    touch-action: pan-y !important;
    -webkit-overflow-scrolling: touch;
  }

  body.course-hair-watch-page:not(.course-video-modal-open):not(.is-nav-drawer-open) {
    overflow-y: auto !important;
    touch-action: pan-y !important;
  }

  body.course-hair-watch-page main,
  body.course-hair-watch-page .course-watch,
  body.course-hair-watch-page .course-tree,
  body.course-hair-watch-page #course-watch-content {
    height: auto !important;
    min-height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    position: relative !important;
    touch-action: pan-y !important;
  }

  body.course-hair-watch-page .course-mini-nav {
    position: static !important;
    top: auto !important;
    height: auto !important;
    max-height: none !important;
    pointer-events: none;
  }

  body.course-hair-watch-page.has-course-mini-nav main {
    padding-block: calc(var(--course-header-total-height) + 1rem) 3rem !important;
  }

  body.course-hair-watch-page .course-mini-nav__inner,
  body.course-hair-watch-page .course-mini-nav__list,
  body.course-hair-watch-page .course-mini-nav__tab {
    pointer-events: auto;
  }

  body.course-hair-watch-page.has-course-mini-nav .site-header__shell {
    display: flex;
    flex-direction: column;
  }

  html:has(body.course-hair-watch-page.is-nav-drawer-open) {
    overflow: hidden !important;
  }

  body.course-hair-watch-page.is-nav-drawer-open {
    overflow: hidden !important;
    touch-action: none !important;
  }

  html:has(body.course-hair-watch-page.course-video-modal-open) {
    overflow: hidden !important;
  }

  body.course-hair-watch-page.course-video-modal-open {
    overflow: hidden !important;
    touch-action: none !important;
  }
}