:root{
  --academy-ink: var(--ink, #12131a);
  --academy-muted: var(--muted, rgba(18,19,26,.62));
  --academy-line: var(--border-soft, rgba(18,19,26,.08));
  --academy-purple: var(--btn1, #653de2);
  --academy-soft: var(--surface-2, #f7f8fc);
}

html{
  height: auto;
  min-height: 100%;
  overflow-y: auto !important;
  background: #ffffff;
}

.academyBody{
  min-height: 100vh;
  overflow: visible !important;
  padding-top: var(--topbar-h, 76px);
  background: #ffffff;
  color: var(--academy-ink);
  font-family: Arial, sans-serif;
}

.academyPage{
  background: #ffffff;
}

.academyShell{
  width: min(var(--layout-max, 1240px), calc(100% - (var(--layout-gutter, 24px) * 2)));
  margin: 0 auto;
}

.academyCourseHero{
  padding: 24px 0 28px;
}

.academyBreadcrumb{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: rgba(18,19,26,.54);
  font-size: 11px;
  font-weight: 700;
}

.academyBreadcrumb a{
  color: rgba(18,19,26,.58);
}

.academyBreadcrumb a:hover{
  color: var(--academy-purple);
  text-decoration: none;
}

.academyCourseHero h1{
  max-width: 610px;
  margin: 30px 0 0;
  color: var(--academy-ink);
  font-family: "Arial Black", Arial, sans-serif;
  font-size: clamp(38px, 4.8vw, 56px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.04em;
}

.academyMeta{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  color: rgba(18,19,26,.66);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.academyMeta img{
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #ffffff;
  object-fit: contain;
  box-shadow: none;
}

.academyVideoFrame{
  position: relative;
  overflow: hidden;
  margin-top: 34px;
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: 8px;
  background:
    radial-gradient(620px 360px at 52% 47%, rgba(255,255,255,.76), transparent 54%),
    linear-gradient(180deg, #b8d8f7 0%, #dcebdc 54%, #f3e4e8 80%, #e8d7ff 100%);
  box-shadow: none;
}

.academyVideoFrame__image{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .035;
  filter: saturate(.72) blur(1px);
}

.academyVideoFrame::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.34));
  pointer-events: none;
}

.academyVideoFrame__screen{
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
}

.academySignal{
  position: absolute;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: center;
  width: min(31%, 340px);
  min-height: 82px;
  padding: 14px 18px;
  border: 0;
  border-radius: 8px;
  background: rgba(255,255,255,.72);
  color: rgba(18,19,26,.74);
  box-shadow: none;
  backdrop-filter: blur(6px);
}

.academySignal--top,
.academySignal--bottom{
  opacity: .42;
}

.academySignal--top{
  top: 24%;
  left: 45%;
}

.academySignal--focus{
  top: 42%;
  left: 32%;
  width: min(34%, 380px);
  min-height: 96px;
  background: rgba(255,255,255,.98);
  color: var(--academy-ink);
}

.academySignal--bottom{
  top: 61%;
  left: 26%;
}

.academySignal__dot{
  position: relative;
  width: 48px;
  height: 48px;
  border: 4px solid #f4c547;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 35%, #f2c59d 0 20%, transparent 21%),
    linear-gradient(135deg, #8d6bff, #ede7ff);
}

.academySignal__dot::before{
  content: "";
  position: absolute;
  left: 11px;
  right: 11px;
  bottom: 8px;
  height: 16px;
  border-radius: 999px 999px 8px 8px;
  background: rgba(18,19,26,.68);
}

.academySignal--top .academySignal__dot{
  border-color: rgba(186,215,255,.88);
  background:
    radial-gradient(circle at 50% 35%, #e9c09a 0 20%, transparent 21%),
    linear-gradient(135deg, #d7f4a3, #f4ffe7);
}

.academySignal--bottom .academySignal__dot{
  border-color: rgba(255,162,191,.88);
  background:
    radial-gradient(circle at 50% 35%, #d7a27b 0 20%, transparent 21%),
    linear-gradient(135deg, #baf2bc, #f0fff1);
}

.academySignal strong,
.academySignal span{
  display: block;
}

.academySignal strong{
  font-size: 15px;
  line-height: 1.2;
}

.academySignal span{
  margin-top: 5px;
  color: var(--academy-muted);
  font-size: 11px;
  line-height: 1.35;
}

.academySignal--focus strong{
  font-size: 17px;
}

.academyVideoFrame__play{
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: 72px;
  height: 72px;
  border: 1px solid rgba(101,61,226,.18);
  border-radius: 50%;
  background: rgba(174,111,235,.26);
  box-shadow: none;
  transform: translate(-50%, -50%);
}

.academyVideoFrame__play::before{
  content: "";
  position: absolute;
  top: 24px;
  left: 30px;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  border-left: 18px solid #ffffff;
}

.academyVideoFrame__instructor{
  position: absolute;
  right: 28px;
  bottom: 28px;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #c792ff;
  color: rgba(18,19,26,.66);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  box-shadow: none;
}

.academyVideoFrame__instructor img{
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: contain;
}

.academyVideoFrame__instructor span{
  display: none;
}

.academyCourseBody{
  padding: 0 0 100px;
}

.academyCourseGrid{
  display: grid;
  grid-template-columns: minmax(250px, 275px) minmax(0, 1fr) minmax(118px, 145px);
  gap: 34px;
  align-items: start;
}

.academyPlaylist{
  position: sticky;
  top: 28px;
}

.academyPlaylist h2,
.academyShare h2{
  margin: 0 0 16px;
  color: rgba(18,19,26,.78);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.academyPlaylist__list{
  overflow: hidden;
  border: 1px solid rgba(18,19,26,.82);
  border-radius: 8px;
  background: var(--surface-1, #ffffff);
  box-shadow: none;
}

.academyPlaylist__item{
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 48px;
  padding: 10px 12px;
  border-top: 1px solid rgba(18,19,26,.82);
  color: rgba(18,19,26,.78);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
}

.academyPlaylist__item:first-child{
  border-top: 0;
}

.academyPlaylist__item:hover{
  text-decoration: none;
  background: rgba(101,61,226,.035);
}

.academyPlaylist__item--active{
  background: #fafafa;
}

.academyPlaylist__item time{
  color: rgba(18,19,26,.48);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
}

.academyPlaylist__icon{
  position: relative;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: transparent;
}

.academyPlaylist__icon::before{
  content: "";
  position: absolute;
  top: 3px;
  left: 4px;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 8px solid var(--academy-purple);
}

.academyPlaylist__icon--info{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--academy-purple);
  font-size: 11px;
  font-weight: 900;
  border: 1px solid currentColor;
}

.academyPlaylist__icon--info::before{
  display: none;
}

.academyCourseCopy{
  color: var(--academy-ink);
}

.academyCourseCopy__lead{
  margin: 0;
  color: var(--academy-ink);
  font-size: clamp(21px, 2vw, 28px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -.01em;
}

.academyCourseCopy p:not(.academyCourseCopy__lead){
  margin: 22px 0 0;
  max-width: 720px;
  color: var(--academy-muted);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.48;
}

.academyBulletList{
  display: grid;
  gap: 17px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.academyBulletList li{
  position: relative;
  padding-left: 24px;
  color: rgba(18,19,26,.76);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.academyBulletList li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .48em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--academy-purple);
}

.academyShare__rule{
  height: 1px;
  margin-bottom: 16px;
  background: rgba(18,19,26,.28);
}

.academyShare h2{
  margin-bottom: 16px;
}

.academyShare__buttons{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.academyShare__buttons a{
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #000000;
  color: #ffffff;
  font-size: 11px;
  font-weight: 900;
  line-height: 1;
  box-shadow: none;
}

.academyShare__buttons a:hover{
  text-decoration: none;
  transform: none;
}

.academyShare__buttons a:first-child{
  font-size: 0;
}

.academyShare__buttons a:first-child::before,
.academyShare__buttons a:first-child::after{
  content: "";
  position: absolute;
  width: 13px;
  height: 7px;
  border: 2px solid #ffffff;
  border-radius: 999px;
  transform: rotate(-35deg);
}

.academyShare__buttons a:first-child::before{
  left: 8px;
  top: 12px;
}

.academyShare__buttons a:first-child::after{
  right: 8px;
  bottom: 12px;
}

.academyStartPanel{
  grid-column: 2 / 4;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 300px);
  gap: 24px;
  align-items: center;
  margin-top: 42px;
  padding: 34px 44px;
  border: 0;
  border-radius: 8px;
  background: #ffb86f;
  color: var(--academy-ink);
  box-shadow: none;
}

.academyStartPanel p{
  margin: 0;
  color: #000000;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.academyStartPanel h2{
  margin: 8px 0 0;
  color: #000000;
  font-family: "Arial Black", Arial, sans-serif;
  font-size: clamp(21px, 2.1vw, 28px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.04em;
}

.academyStartPanel a{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 72px;
  padding: 20px;
  border: 2px solid #000000;
  border-radius: 8px;
  background: transparent;
  color: #000000;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.22;
  box-shadow: none;
}

.academyStartPanel a:hover{
  background: rgba(255,255,255,.14);
  box-shadow: none;
  text-decoration: none;
  transform: none;
}

.academyStartPanel a span:last-child{
  flex: 0 0 auto;
  font-size: 26px;
  line-height: 1;
}

@media (max-width: 1180px){
  .academyCourseGrid{
    grid-template-columns: minmax(250px, 275px) minmax(0, 1fr);
  }

  .academyShare{
    grid-column: 2;
  }

  .academyStartPanel{
    grid-column: 1 / -1;
  }

  .academySignal{
    width: min(46%, 340px);
  }
}

@media (max-width: 820px){
  .academyCourseHero{
    padding-top: 30px;
  }

  .academyCourseHero h1{
    margin-top: 30px;
    font-size: 40px;
  }

  .academyMeta{
    font-size: 12px;
  }

  .academyVideoFrame{
    margin-top: 32px;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
  }

  .academySignal{
    grid-template-columns: 44px minmax(0, 1fr);
    width: min(80%, 410px);
    min-height: 82px;
    padding: 14px 16px;
  }

  .academySignal--top{
    top: 20%;
    left: 16%;
  }

  .academySignal--focus{
    top: 42%;
    left: 10%;
    width: min(82%, 430px);
  }

  .academySignal--bottom{
    top: 64%;
    left: 14%;
  }

  .academySignal__dot{
    width: 34px;
    height: 34px;
    border-width: 3px;
  }

  .academySignal__dot::before{
    left: 8px;
    right: 8px;
    bottom: 6px;
    height: 12px;
  }

  .academySignal strong{
    font-size: 15px;
  }

  .academySignal span{
    font-size: 12px;
  }

  .academyVideoFrame__play{
    width: 62px;
    height: 62px;
    border-radius: 50%;
  }

  .academyVideoFrame__play::before{
    top: 20px;
    left: 25px;
    border-top-width: 11px;
    border-bottom-width: 11px;
    border-left-width: 16px;
  }

  .academyVideoFrame__instructor{
    right: 16px;
    bottom: 16px;
    width: 62px;
    height: 62px;
  }

  .academyVideoFrame__instructor img{
    width: 44px;
    height: 44px;
  }

  .academyCourseGrid{
    grid-template-columns: 1fr;
  }

  .academyPlaylist,
  .academyShare,
  .academyStartPanel{
    grid-column: 1;
  }

  .academyPlaylist{
    position: static;
  }

  .academyStartPanel{
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .academyStartPanel a{
    min-height: 68px;
  }
}

@media (max-width: 520px){
  .academyCourseHero h1{
    font-size: 34px;
  }

  .academyCourseCopy__lead{
    font-size: 24px;
  }

  .academyCourseCopy p:not(.academyCourseCopy__lead),
  .academyBulletList li{
    font-size: 16px;
  }

  .academyMeta{
    gap: 8px;
  }

  .academyMeta img{
    width: 30px;
    height: 30px;
  }
}