.gdc-youtube-hub {
  --gdc-blue: #1268d6;
  --gdc-blue-dark: #0a3e87;
  --gdc-text: #132238;
  --gdc-muted: #6d7b91;
  --gdc-line: #e7eef8;
  --gdc-surface: #ffffff;
  color: var(--gdc-text);
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 16px 20px 48px;
  box-sizing: border-box;
}
.gdc-youtube-hub * { box-sizing: border-box; }
.gdc-youtube-hub__title h1 {
  margin: 0 0 24px;
  color: var(--gdc-blue-dark);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 800;
  text-align: center;
  letter-spacing: -0.02em;
}
.gdc-youtube-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 20px;
  align-items: stretch;
  margin-bottom: 34px;
  width: 100%;
}
.gdc-youtube-hero__player {
  position: relative;
  width: 100%;
}
.gdc-youtube-player {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 12px;
  background: #0f172a;
  box-shadow: 0 10px 28px rgba(19, 34, 56, .13);
}
.gdc-youtube-player iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.gdc-youtube-side {
  --gdc-side-gap: 10px;
  --gdc-side-card-height: 120px;
  height: 100%;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
  width: 100%;
}
.gdc-youtube-row__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.gdc-youtube-side__track {
  display: flex;
  flex-direction: column;
  gap: var(--gdc-side-gap);
  height: auto;
  max-height: none;
  overflow: visible;
  scroll-behavior: auto;
  scrollbar-width: none;
  will-change: transform;
}
.gdc-youtube-side__track::-webkit-scrollbar,
.gdc-youtube-row__track::-webkit-scrollbar { display: none; }
.gdc-youtube-thumb {
  position: relative;
  flex: 0 0 calc((100% - (12px * (var(--gdc-desktop, 5) - 1))) / var(--gdc-desktop, 5));
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 0;
  border-radius: 8px;
  overflow: hidden;
  background: #0f172a;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(19, 34, 56, .10);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.gdc-youtube-side .gdc-youtube-thumb {
  width: 100%;
  height: auto;
  min-height: auto;
  flex: 0 0 auto;
  aspect-ratio: 16 / 9;
}
.gdc-youtube-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transition: transform .24s ease, filter .24s ease;
}
.gdc-youtube-thumb:hover img {
  transform: scale(1.045);
  filter: saturate(1.05);
}
.gdc-youtube-thumb:hover { box-shadow: 0 10px 24px rgba(19, 34, 56, .18); }
.gdc-youtube-thumb.is-active { outline: 3px solid #1268d6; outline-offset: 2px; }
.gdc-youtube-thumb__play { display: none; }
.gdc-youtube-row { position: relative; margin-bottom: 34px; }
.gdc-youtube-row__head { margin-bottom: 10px; }
.gdc-youtube-row__head h2 {
  margin: 0;
  color: #121826;
  font-size: clamp(17px, 1.8vw, 22px);
  font-weight: 800;
  letter-spacing: 0;
}
.gdc-youtube-row__actions {
  display: flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
}
.gdc-youtube-row__view {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 13px;
  border-radius: 999px;
  border: 1px solid rgba(18, 104, 214, .35);
  background: #fff;
  color: var(--gdc-blue);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}
.gdc-youtube-row__view:hover { background: var(--gdc-blue); color: #fff; }
.gdc-youtube-promos {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: -10px 0 32px;
}
.gdc-youtube-promo {
  position: relative;
  min-height: 92px;
  overflow: hidden;
  border-radius: 10px;
  background: linear-gradient(135deg, #0a3e87, #1268d6);
  color: #fff;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(19, 34, 56, .13);
  transition: transform .2s ease, box-shadow .2s ease;
}
.gdc-youtube-promo:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(19, 34, 56, .18);
}
.gdc-youtube-promo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gdc-youtube-promo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 20, 47, .82), rgba(3, 20, 47, .18));
}
.gdc-youtube-promo__content {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 92px;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 14px 16px;
}
.gdc-youtube-promo__content strong {
  max-width: 72%;
  font-size: 18px;
  line-height: 1.15;
  letter-spacing: 0;
}
.gdc-youtube-promo__content em {
  width: fit-content;
  padding: 5px 10px;
  border-radius: 999px;
  background: #fff;
  color: var(--gdc-blue-dark);
  font-size: 12px;
  font-style: normal;
  font-weight: 800;
}
.gdc-youtube-row__viewport { overflow: hidden; }
.gdc-youtube-row__track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-behavior: auto;
  scrollbar-width: none;
  padding: 2px 0 12px;
}
.gdc-youtube-archive__back {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: #edf6ff;
  color: var(--gdc-blue-dark);
  font-weight: 700;
  text-decoration: none;
}
.gdc-youtube-archive__back:hover { background: var(--gdc-blue); color: #fff; }
.gdc-youtube-archive__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.gdc-youtube-archive__grid .gdc-youtube-thumb {
  width: 100%;
  flex: none;
}
@media (max-width: 900px) {
  .gdc-youtube-hero { grid-template-columns: 1fr; }
  .gdc-youtube-side { height: auto; }
  .gdc-youtube-side__track {
    display: flex;
    flex-direction: row;
    height: auto;
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
  }
  .gdc-youtube-side .gdc-youtube-thumb { flex: 0 0 calc((100% - 10px) / 2); height: auto; aspect-ratio: 16 / 9; }
  .gdc-youtube-thumb { flex-basis: calc((100% - (10px * (var(--gdc-tablet, 4) - 1))) / var(--gdc-tablet, 4)); }
  .gdc-youtube-promos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gdc-youtube-archive__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .gdc-youtube-hub { padding-left: 14px; padding-right: 14px; }
  .gdc-youtube-row__head { align-items: flex-start; }
  .gdc-youtube-row__actions { gap: 6px; }
  .gdc-youtube-side .gdc-youtube-thumb { flex-basis: 72%; }
  .gdc-youtube-thumb { flex-basis: calc((100% - (10px * (var(--gdc-mobile, 2) - 1))) / var(--gdc-mobile, 2)); }
  .gdc-youtube-row__track { gap: 10px; }
  .gdc-youtube-row__view { padding: 0 10px; font-size: 13px; }
  .gdc-youtube-promos { grid-template-columns: 1fr; gap: 10px; margin-bottom: 26px; }
  .gdc-youtube-promo__content strong { max-width: 82%; font-size: 17px; }
  .gdc-youtube-archive__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
}