/* main__video_case_study_chapters — dark charcoal section with chapter cards + transcript */

.gfc.main__video_case_study_chapters {
  padding: clamp(64px, 9vw, 128px) 0;
  background: #343741;
  position: relative;
}

.gfc.main__video_case_study_chapters .vcs-ch__container {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: clamp(24px, 5vw, 80px);
}

/* Section header */
.gfc.main__video_case_study_chapters .vcs-ch__head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 48px;
  max-width: 720px;
}

.gfc.main__video_case_study_chapters .vcs-ch__eyebrow {
  font-family: "Caveat", cursive;
  font-size: 32px;
  font-weight: 600;
  color: #F47721;
  margin: 0 0 14px;
  line-height: 1;
}

.gfc.main__video_case_study_chapters .vcs-ch__heading {
  font-family: "Gilroy", "Gilroy-Bold", "Manrope", "Helvetica Neue", sans-serif;
  font-weight: 600;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.08;
  letter-spacing: -.022em;
  color: #fff;
  margin: 0 0 16px;
  text-wrap: balance;
}

.gfc.main__video_case_study_chapters .vcs-ch__lede {
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
  text-wrap: pretty;
}

/* Chapter cards grid */
.gfc.main__video_case_study_chapters .vcs-ch__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 40px;
}

.gfc.main__video_case_study_chapters .vcs-ch__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 22px 22px 20px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  text-align: left;
  cursor: pointer;
  transition: all .22s ease;
  position: relative;
}

.gfc.main__video_case_study_chapters .vcs-ch__card:hover,
.gfc.main__video_case_study_chapters .vcs-ch__card--active {
  background: rgba(255, 255, 255, 0.12);
  border-color: #F47721;
}

.gfc.main__video_case_study_chapters .vcs-ch__time {
  font-family: "Caveat", cursive;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #F47721;
  line-height: 1;
}

.gfc.main__video_case_study_chapters .vcs-ch__title {
  font-family: "Gilroy", "Gilroy-Bold", "Manrope", sans-serif;
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.35;
  color: #fff;
  flex: 1;
}

.gfc.main__video_case_study_chapters .vcs-ch__play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #F47721;
  color: #fff;
  flex-shrink: 0;
  align-self: flex-end;
  margin-top: 4px;
  transition: background .2s ease;
}

.gfc.main__video_case_study_chapters .vcs-ch__card:hover .vcs-ch__play {
  background: #fff;
  color: #F47721;
}

/* Transcript — white card on dark section, <details>/<summary> keeps content in DOM for SEO */
.gfc.main__video_case_study_chapters .vcs-ch__transcript {
  border-radius: 18px;
  background: #fff;
  border: 1px solid #D9DAD9;
  overflow: hidden;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  background: #fff;
  transition: background .15s ease;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-head:hover { background: #FAFAFA; }

/* Remove default marker on summary */
.gfc.main__video_case_study_chapters .vcs-ch__transcript-head::-webkit-details-marker { display: none; }
.gfc.main__video_case_study_chapters .vcs-ch__transcript-head::marker { display: none; }

.gfc.main__video_case_study_chapters .vcs-ch__transcript-label {
  display: flex;
  align-items: center;
  gap: 14px;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-label strong {
  font-family: "Gilroy", "Gilroy-Bold", "Manrope", sans-serif;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #343741;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-label span {
  font-size: 12px;
  color: #6B6F7A;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Chevron — circular pill, gray by default, teal when open */
.gfc.main__video_case_study_chapters .vcs-ch__chevron {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: #EFF0EF;
  display: grid;
  place-items: center;
  color: #343741;
  flex-shrink: 0;
  transition: transform .3s ease, background .2s ease, color .2s ease;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript[open] .vcs-ch__chevron {
  transform: rotate(180deg);
  background: #00AFAA;
  color: #fff;
}

/* Transcript body */
.gfc.main__video_case_study_chapters .vcs-ch__transcript-body {
  border-top: 1px solid #D9DAD9;
  padding: 4px 28px 32px;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 22px;
  padding: 18px 0;
  border-bottom: 1px solid #F4F4F4;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-row:last-child {
  border-bottom: none;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-time {
  font-size: 12px;
  font-weight: 600;
  color: #B31983;
  letter-spacing: 0.04em;
  padding-top: 2px;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-speaker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #00AFAA;
  margin-bottom: 6px;
}

.gfc.main__video_case_study_chapters .vcs-ch__transcript-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.6;
  color: #4A4E59;
}

/* Responsive */
@media (max-width: 860px) {
  .gfc.main__video_case_study_chapters .vcs-ch__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .gfc.main__video_case_study_chapters .vcs-ch__grid { grid-template-columns: 1fr; }
  .gfc.main__video_case_study_chapters .vcs-ch__transcript-row { grid-template-columns: 44px 1fr; gap: 10px; }
}