/*
* Prefixed by https://autoprefixer.github.io
* PostCSS: v8.5.15,
* Autoprefixer: v10.5.0
* Browsers: last 4 version
*/

/*
 * Lecture page
 * От сульфатов к хелатам
 */

.specialist-lecture-layout {
  position: relative;
}

.specialist-lecture {
  width: 100%;
  max-width: 736px;
  margin: 0 auto;
  color: #000;
  font-family: "circe", Arial, sans-serif;
}

.specialist-lecture *,
.specialist-lecture *::before,
.specialist-lecture *::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

/* Title */

.specialist-lecture__title {
  width: 100%;
  margin: 0 0 32px;
  font-family: "circe", Arial, sans-serif;
  font-size: 42px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0;
  color: #000;
}

/* Video */

.specialist-lecture__video {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.specialist-lecture__video-picture {
  display: block;
  width: 100%;
}

.specialist-lecture__video-poster {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 736 / 446;
  -o-object-fit: cover;
  object-fit: cover;
}

.specialist-lecture__video-player {
  display: none;
  width: 100%;
  height: auto;
  aspect-ratio: 736 / 446;
  background-color: #000;
  -o-object-fit: contain;
  object-fit: contain;
}

.specialist-lecture__video.is-playing .specialist-lecture__video-picture,
.specialist-lecture__video.is-playing .specialist-lecture__play {
  display: none;
}

.specialist-lecture__video.is-playing .specialist-lecture__video-player {
  display: block;
}

.specialist-lecture__video.is-unavailable .specialist-lecture__play {
  display: none;
}

.specialist-lecture__video-status {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 3;
  margin: 0;
  padding: 14px 24px;
  color: #ffffff;
  background-color: rgba(52, 43, 43, 0.85);
  font-family: "circe", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.2;
  text-align: center;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.specialist-lecture__video-status[hidden] {
  display: none;
}

.specialist-lecture__play {
  position: absolute;
  top: 50%;
  left: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 80px;
  height: 80px;
  padding: 0;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  color: #fff;
  background-color: #971e33;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  -webkit-transition:
    background-color 0.2s ease,
    -webkit-transform 0.2s ease;
  transition:
    background-color 0.2s ease,
    -webkit-transform 0.2s ease;
  transition:
    background-color 0.2s ease,
    transform 0.2s ease;
  transition:
    background-color 0.2s ease,
    transform 0.2s ease,
    -webkit-transform 0.2s ease;
}

.specialist-lecture__play:hover {
  background-color: #bb0f33;
  -webkit-transform: translate(-50%, -50%) scale(1.05);
  -ms-transform: translate(-50%, -50%) scale(1.05);
  transform: translate(-50%, -50%) scale(1.05);
}

.specialist-lecture__play:focus-visible {
  outline: 2px solid #971e33;
  outline-offset: 4px;
}

.specialist-lecture__play-icon {
  display: block;
  width: 23px;
  height: 32px;
  margin-left: 5px;
}

/* Speaker */
.specialist-lecture__speaker {
  margin-top: 32px;
}
.specialist-lecture__speakers {
  width: 100%;
  margin-top: 32px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  gap: 24px;
}

.specialist-lecture__speaker-label {
  margin-bottom: 8px;
  font-family: "circe", Arial, sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.2;
  color: rgba(0, 0, 0, 0.6);
}

.specialist-lecture__speaker-person {
  gap: 12px;
}

.specialist-lecture__speaker-image {
  width: 64px;
  height: 64px;
  -webkit-box-flex: 0;
  -ms-flex: 0 0 64px;
  flex: 0 0 64px;
  border-radius: 50%;
  -o-object-fit: cover;
  object-fit: cover;
}

.specialist-lecture__speaker-info {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  gap: 4px;
}

.specialist-lecture__speaker-name {
  margin: 0;
  font-family: "circe", Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.2;
  color: #000;
}

.specialist-lecture__speaker-position {
  margin: 0;
  padding: 0;
  font-family: "circe", Arial, sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.2;
  color: rgba(0, 0, 0, 0.6);
}

/* Separator */

.specialist-lecture__separator {
  width: 100%;
  margin: 48px 0;
  border: 0;
  border-top: 1px solid rgba(0, 0, 0, 0.2);
}

/* Description */
.specialist-lecture__description {
  width: 100%;
  margin-bottom: 100px;
}

.specialist-lecture__description-title {
  margin: 0 0 16px;
  font-family: "circe", Arial, sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0;
  color: #000;
}

.specialist-lecture__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin: 0;
  padding: 0;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  gap: 16px;
  list-style: none;
}

.specialist-lecture__list-item {
  position: relative;
  margin: 0;
  padding-left: 20px;
  font-family: "circe", Arial, sans-serif;
  font-size: 20px;
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: 0;
  color: #000;
}

.specialist-lecture__list-item::before {
  position: absolute;
  top: 9px;
  left: 0;
  width: 8px;
  height: 8px;
  background-color: #bb0f33;
  border-radius: 50%;
  content: "";
}

/* Reveal animations */
.specialist-lecture__title,
.specialist-lecture__video,
.specialist-lecture__speaker,
.specialist-lecture__separator,
.specialist-lecture__description-title,
.specialist-lecture__list-item {
  opacity: 0;
  will-change: opacity, transform;
}

.specialist-lecture__title {
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition:
    opacity 0.6s ease-out,
    -webkit-transform 0.6s ease-out;
  transition:
    opacity 0.6s ease-out,
    -webkit-transform 0.6s ease-out;
  transition:
    opacity 0.6s ease-out,
    transform 0.6s ease-out;
  transition:
    opacity 0.6s ease-out,
    transform 0.6s ease-out,
    -webkit-transform 0.6s ease-out;
}

.specialist-lecture__video {
  -webkit-transform: translateY(30px);
  -ms-transform: translateY(30px);
  transform: translateY(30px);
  -webkit-transition:
    opacity 0.6s ease-out 0.1s,
    -webkit-transform 0.6s ease-out 0.1s;
  transition:
    opacity 0.6s ease-out 0.1s,
    -webkit-transform 0.6s ease-out 0.1s;
  transition:
    opacity 0.6s ease-out 0.1s,
    transform 0.6s ease-out 0.1s;
  transition:
    opacity 0.6s ease-out 0.1s,
    transform 0.6s ease-out 0.1s,
    -webkit-transform 0.6s ease-out 0.1s;
}

.specialist-lecture__speaker {
  -webkit-transform: translateY(24px);
  -ms-transform: translateY(24px);
  transform: translateY(24px);
  -webkit-transition:
    opacity 0.55s ease-out,
    -webkit-transform 0.55s ease-out;
  transition:
    opacity 0.55s ease-out,
    -webkit-transform 0.55s ease-out;
  transition:
    opacity 0.55s ease-out,
    transform 0.55s ease-out;
  transition:
    opacity 0.55s ease-out,
    transform 0.55s ease-out,
    -webkit-transform 0.55s ease-out;
}

.specialist-lecture__separator {
  -webkit-transform: translateY(16px);
  -ms-transform: translateY(16px);
  transform: translateY(16px);
  -webkit-transition:
    opacity 0.5s ease-out,
    -webkit-transform 0.5s ease-out;
  transition:
    opacity 0.5s ease-out,
    -webkit-transform 0.5s ease-out;
  transition:
    opacity 0.5s ease-out,
    transform 0.5s ease-out;
  transition:
    opacity 0.5s ease-out,
    transform 0.5s ease-out,
    -webkit-transform 0.5s ease-out;
}

.specialist-lecture__description-title {
  -webkit-transform: translateY(24px);
  -ms-transform: translateY(24px);
  transform: translateY(24px);
  -webkit-transition:
    opacity 0.55s ease-out,
    -webkit-transform 0.55s ease-out;
  transition:
    opacity 0.55s ease-out,
    -webkit-transform 0.55s ease-out;
  transition:
    opacity 0.55s ease-out,
    transform 0.55s ease-out;
  transition:
    opacity 0.55s ease-out,
    transform 0.55s ease-out,
    -webkit-transform 0.55s ease-out;
}

.specialist-lecture__list-item {
  -webkit-transform: translateY(16px);
  -ms-transform: translateY(16px);
  transform: translateY(16px);
  -webkit-transition:
    opacity 0.5s ease-out,
    -webkit-transform 0.5s ease-out;
  transition:
    opacity 0.5s ease-out,
    -webkit-transform 0.5s ease-out;
  transition:
    opacity 0.5s ease-out,
    transform 0.5s ease-out;
  transition:
    opacity 0.5s ease-out,
    transform 0.5s ease-out,
    -webkit-transform 0.5s ease-out;
}

.specialist-lecture__title.is-revealed,
.specialist-lecture__video.is-revealed,
.specialist-lecture__speaker.is-revealed,
.specialist-lecture__separator.is-revealed,
.specialist-lecture__description-title.is-revealed,
.specialist-lecture__list-item.is-revealed {
  opacity: 1;
  -webkit-transform: translateY(0);
  -ms-transform: translateY(0);
  transform: translateY(0);
}

.specialist-lecture__list-item:nth-child(1) {
  -webkit-transition-delay: 0.04s;
  transition-delay: 0.04s;
}

.specialist-lecture__list-item:nth-child(2) {
  -webkit-transition-delay: 0.08s;
  transition-delay: 0.08s;
}

.specialist-lecture__list-item:nth-child(3) {
  -webkit-transition-delay: 0.12s;
  transition-delay: 0.12s;
}

.specialist-lecture__list-item:nth-child(4) {
  -webkit-transition-delay: 0.16s;
  transition-delay: 0.16s;
}

.specialist-lecture__list-item:nth-child(5) {
  -webkit-transition-delay: 0.2s;
  transition-delay: 0.2s;
}

.specialist-lecture__list-item:nth-child(6) {
  -webkit-transition-delay: 0.24s;
  transition-delay: 0.24s;
}

/* Fixed scroll-to-top button */
@media screen and (min-width: 1051px) {
  /* .specialist-lecture-layout .article__back-btn {
    transform: translateX(-45px);
  } */

  .specialist-lecture-layout .article__back-to-up__btn {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    -webkit-transition:
      opacity 0.2s ease,
      visibility 0.2s ease;
    transition:
      opacity 0.2s ease,
      visibility 0.2s ease;
  }

  .specialist-lecture-layout .article__back-to-up__btn.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .breadcrumbs.container {
    max-width: 100%;
    padding: 0 35px;
  }
  .specialist-lecture-layout {
    max-width: 100%;
    padding: 0 35px;
  }
}

@media (min-width: 1561px) {
  .breadcrumbs.container,
  .specialist-lecture-layout {
    padding: 0 50px 0 70px;
  }
}

/* Tablet */
@media screen and (min-width: 768px) and (max-width: 1050px) {
  .specialist-lecture {
    width: calc(100% - 40px);
    max-width: 736px;
  }

  .specialist-lecture__title {
    font-size: 36px;
  }
}

/* Mobile */

@media screen and (max-width: 767px) {
  .specialist-lecture {
    width: 100%;
    max-width: none;
  }

  .specialist-lecture__title {
    margin-top: 48px;
    margin-bottom: 32px;
    padding-right: 20px;
    padding-left: 20px;
    font-size: 24px;
    line-height: 1.1;
  }

  .specialist-lecture__video {
    width: 100%;
  }

  .specialist-lecture__video-poster,
  .specialist-lecture__video-player {
    aspect-ratio: 375 / 230;
  }

  .specialist-lecture__play {
    width: 48px;
    height: 48px;
  }

  .specialist-lecture__play-icon {
    width: 14px;
    height: 20px;
    margin-left: 3px;
  }

  .specialist-lecture__speaker {
    width: auto;
    margin: 32px 20px 0;
  }

  .specialist-lecture__speaker-label {
    margin-bottom: 8px;
    font-size: 12px;
  }

  .specialist-lecture__speaker-image {
    width: 48px;
    height: 48px;
    -ms-flex-preferred-size: 48px;
    flex-basis: 48px;
  }

  .specialist-lecture__speaker-name {
    font-size: 14px;
  }

  .specialist-lecture__speaker-position {
    font-size: 12px;
  }

  .specialist-lecture__separator {
    width: auto;
    margin: 32px 20px;
  }

  .specialist-lecture__description {
    width: auto;
    margin: 0 20px 64px;
  }

  .specialist-lecture__description-title {
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.3;
  }

  .specialist-lecture__list {
    gap: 16px;
  }

  .specialist-lecture__list-item {
    padding-left: 16px;
    font-size: 14px;
    line-height: 1.3;
  }

  .specialist-lecture__list-item::before {
    top: 6px;
    width: 6px;
    height: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .specialist-lecture__title,
  .specialist-lecture__video,
  .specialist-lecture__speaker,
  .specialist-lecture__separator,
  .specialist-lecture__description-title,
  .specialist-lecture__list-item {
    opacity: 1;
    -webkit-transform: none;
    -ms-transform: none;
    transform: none;
    -webkit-transition: none;
    transition: none;
  }

  .specialist-lecture__play,
  .specialist-lecture-layout .article__back-to-up__btn {
    -webkit-transition: none;
    transition: none;
  }
}