/* Homepage introduction, scoped to the video section and its mobile player. */
.gym-intro-section {
  position: relative;
  padding: clamp(52px, 5vw, 76px) max(22px, calc((100vw - 1280px) / 2));
  border-top: 1px solid rgba(86, 69, 42, .17);
  border-radius: 30px 30px 0 0;
  background: var(--paper);
  color: var(--ink);
  scroll-margin-top: 24px;
}
.gym-intro-section .section-heading { margin-bottom: 30px; }
.gym-intro-content { max-width: 1080px; margin: 0 auto; }
.gym-intro-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid #d6d7c9;
  border-radius: 16px;
  background: #f8f7ed;
  overflow: hidden;
  box-shadow: 0 16px 45px rgba(55, 53, 40, .08);
}
.gym-intro-shell { position: relative; width: 100%; background: #080e15; }
.gym-intro-stage { position: relative; }
.gym-intro-video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #080e15;
}
.gym-intro-trigger {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: #f8f7ed;
  color: #fff;
  cursor: pointer;
}
.gym-intro-trigger:focus-visible { outline-offset: -5px; }
.gym-intro-trigger > img { display: block; width: 100%; height: 100%; object-fit: contain; }
.gym-intro-trigger::after {
  content: '';
  position: absolute;
  inset: 55% 0 0;
  background: linear-gradient(transparent, rgba(16, 35, 42, .28));
  pointer-events: none;
}
.gym-intro-play-mark {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: clamp(60px, 6vw, 82px);
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, .55);
  border-radius: 50%;
  background: rgba(35, 59, 87, .94);
  box-shadow: 0 7px 26px rgba(18, 39, 51, .2);
  transform: translate(-50%, -50%);
  transition: background .16s ease, box-shadow .16s ease;
}
.gym-intro-play-mark svg { width: 23px; height: 23px; margin-left: 4px; }
.gym-intro-trigger:hover .gym-intro-play-mark { background: #132b44; box-shadow: 0 8px 32px rgba(18, 39, 51, .3); }
.gym-intro-cover-label {
  position: absolute;
  z-index: 1;
  bottom: 20px;
  left: 22px;
  right: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font: 600 13px/1.3 var(--sans);
}
.gym-intro-cover-label > span {
  padding: 7px 11px;
  border-radius: 6px;
  background: rgba(16, 35, 42, .75);
  backdrop-filter: blur(4px);
}
.gym-intro-cover-label > span:last-child { font: 500 11px/1.3 var(--mono); }
.gym-intro-status {
  position: absolute;
  z-index: 2;
  left: 16px;
  right: 16px;
  bottom: 52px;
  margin: 0;
  padding: 12px 16px;
  border-radius: 8px;
  background: rgba(16, 26, 36, .95);
  color: #fffdf8;
  font-size: 13px;
}
.gym-intro-bar, .gym-intro-rotate { display: none; }
.gym-intro-close { cursor: pointer; }
.gym-intro-dialog {
  width: 100dvw;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: #080e15;
  color: #fffdf8;
}
.gym-intro-dialog::backdrop { background: #080e15; }
.gym-intro-dialog .gym-intro-shell, .gym-intro-shell:fullscreen {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #080e15;
}
.gym-intro-dialog .gym-intro-bar, .gym-intro-shell:fullscreen .gym-intro-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex: 0 0 auto;
  min-height: 50px;
  padding: max(6px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) 6px max(16px, env(safe-area-inset-left));
  background: #101a24;
  color: #fffdf8;
}
.gym-intro-bar h2 { margin: 0; font: 600 13px/1.3 var(--sans); }
.gym-intro-close {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 5px 9px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: inherit;
  font: 600 12px/1 var(--sans);
}
.gym-intro-close:hover { background: #263341; }
.gym-intro-close svg { width: 18px; height: 18px; }
.gym-intro-dialog .gym-intro-stage, .gym-intro-shell:fullscreen .gym-intro-stage { flex: 1 1 auto; min-height: 0; }
.gym-intro-dialog .gym-intro-video, .gym-intro-shell:fullscreen .gym-intro-video { height: 100%; max-height: calc(100dvh - 50px); }
@media (orientation: portrait) {
  .gym-intro-dialog .gym-intro-rotate {
    display: block;
    flex: 0 0 auto;
    margin: 0;
    padding: 18px 22px max(24px, env(safe-area-inset-bottom));
    color: #b9c7ce;
    text-align: center;
    font: 400 13px/1.5 var(--sans);
  }
}
@media (max-width: 600px) {
  .gym-intro-section { padding: 42px 18px 48px; border-radius: 22px 22px 0 0; }
  .gym-intro-section .section-heading { gap: 12px; margin-bottom: 24px; }
  .gym-intro-section .section-number { min-width: 22px; }
  .gym-intro-section .section-heading h2 { font-size: 30px; }
  .gym-intro-frame { border-radius: 12px; }
  .gym-intro-cover-label { left: 12px; right: 12px; bottom: 12px; font-size: 11px; }
  .gym-intro-cover-label > span { padding: 5px 7px; }
}
@media (prefers-reduced-motion: reduce) { .gym-intro-play-mark { transition: none; } }