/* M5 training styles split from assets/styles.css during Task 12. */

.training-masonry-shell {
  margin-top: 32px;
  margin-bottom: 0;
  padding-top: 22px;
  position: relative;
}

.training-masonry-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.training-masonry-head > span {
  color: var(--color-marker-orange);
  font-size: 22px;
}

.training-masonry-head strong {
  flex: 1 1 32rem;
  min-width: 0;
  color: rgba(43, 26, 7, 0.66);
  font-family: var(--font-geist);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0;
  line-height: 1.45;
  text-transform: none;
}

.training-falling-head {
  display: block;
  margin-bottom: 18px;
}

.training-falling-note {
  position: relative;
  display: flex;
  min-height: 100px;
  align-items: flex-start;
  gap: 12px;
  width: min(100%, 390px);
}

.training-falling-note .marker-caption {
  display: inline-block;
  color: var(--color-marker-orange);
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.1;
  transform: rotate(-3deg);
}

.training-falling-arrow {
  position: relative;
  width: 150px;
  height: 92px;
  flex: 0 0 auto;
  margin-top: 4px;
  transform: rotate(8deg);
}

.training-falling-arrow path {
  stroke-dasharray: 220;
  stroke-dashoffset: 220;
  animation: arrowDraw 900ms ease 180ms forwards;
}

.training-falling-zone {
  position: relative;
  display: flex;
  min-height: 96px;
  align-items: center;
  justify-content: flex-start;
  gap: 8px 20px;
  flex-wrap: wrap;
  width: 100%;
  overflow: hidden;
  cursor: pointer;
  touch-action: pan-y;
  user-select: none;
}

.training-falling-zone:focus-visible {
  outline: 2px solid var(--color-marker-orange);
  outline-offset: 4px;
}

.training-falling-zone.is-active .training-falling-word {
  cursor: grab;
  touch-action: none;
}

.training-falling-word {
  position: relative;
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 3px 2px 5px;
  border-bottom: 1.5px solid rgba(43, 26, 7, 0.42);
  color: var(--color-cocoa-ink);
  font-family: var(--font-geist);
  font-size: 15px;
  font-weight: 850;
  line-height: 1;
  white-space: nowrap;
  will-change: left, top, transform;
}

.training-carousel-frame {
  position: relative;
  width: 100%;
  height: clamp(300px, 26vw, 360px);
  overflow: hidden;
  background: transparent;
}

.training-carousel-frame--row-2 {
  margin-top: 18px;
}

.training-carousel-stage {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  perspective: 1000px;
  transform-style: preserve-3d;
  background: transparent;
  cursor: grab;
  touch-action: pan-y;
  user-select: none;
}

.training-carousel-stage::before,
.training-carousel-stage::after {
  display: none;
}

.training-carousel-stage.is-dragging {
  cursor: grabbing;
}

.training-carousel-stage.is-frozen {
  cursor: default;
}

.training-carousel-cylinder {
  position: absolute;
  z-index: 1;
  top: 0;
  left: 50%;
  height: 100%;
  transform: translateX(-50%) rotateY(0deg);
  transform-style: preserve-3d;
  transform-origin: center center;
  will-change: transform;
}

.training-carousel-face {
  position: absolute;
  top: 0;
  left: 50%;
  display: flex;
  width: var(--training-face-width, 300px);
  height: 100%;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border: 0;
  background: transparent;
  cursor: pointer;
  opacity: 0;
  filter: blur(4px);
  transform-style: preserve-3d;
  animation: trainingCarouselFaceIn 150ms cubic-bezier(0.32, 0.72, 0, 1) forwards;
  animation-delay: calc(var(--training-index, 0) * 20ms);
  will-change: transform, opacity, filter;
}

@keyframes trainingCarouselFaceIn {
  from {
    opacity: 0;
    filter: blur(4px);
  }
  to {
    opacity: 1;
    filter: blur(0);
  }
}

.training-carousel-face:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.86);
  outline-offset: -4px;
}

.training-cover-frame {
  display: flex;
  width: 100%;
  height: min(88%, 330px);
  min-height: 0;
  align-items: center;
  justify-content: center;
  overflow: visible;
  background: transparent;
  transition: transform 300ms ease, filter 300ms ease;
}

.training-cover-image {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.training-carousel-face:hover .training-cover-frame,
.training-carousel-face:focus-visible .training-cover-frame,
.training-carousel-face.is-active .training-cover-frame {
  filter: saturate(1.04);
  transform: scale(0.96);
}

.training-carousel-overlay {
  position: absolute;
  z-index: 4;
  inset: 16px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.84);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: scale(0.82);
  transition:
    opacity 500ms cubic-bezier(0.32, 0.72, 0, 1),
    transform 500ms cubic-bezier(0.32, 0.72, 0, 1),
    visibility 0s linear 500ms;
  will-change: opacity, transform;
}

.training-carousel-overlay.is-open,
.training-carousel-overlay.is-closing {
  visibility: visible;
  pointer-events: auto;
}

.training-carousel-overlay.is-open {
  opacity: 1;
  transform: scale(1);
  transition-delay: 0s;
}

.training-carousel-overlay.is-closing {
  opacity: 0;
  transform: scale(0.82);
  transition-delay: 0s;
}

.training-carousel-focus-card {
  width: min(74vw, 420px);
  max-width: calc(100% - 32px);
  height: min(74vh, 560px);
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.5);
  transition:
    opacity 500ms cubic-bezier(0.25, 0.1, 0.25, 1),
    transform 500ms cubic-bezier(0.25, 0.1, 0.25, 1);
  transition-delay: 0s;
  will-change: opacity, transform;
}

.training-carousel-overlay.is-open .training-carousel-focus-card {
  opacity: 1;
  transform: scale(1);
  transition-delay: 500ms;
}

.training-carousel-overlay.is-closing .training-carousel-focus-card {
  opacity: 0;
  transform: scale(0.5);
}

.training-carousel-focus-card .training-cover-frame {
  width: 100%;
  height: 100%;
}

.training-carousel-focus-card:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.86);
  outline-offset: 5px;
}
@media (max-width: 640px) {
  .training-masonry-shell {
    margin-top: 18px;
    padding-top: 10px;
  }

  .training-masonry-head {
    margin-bottom: 4px;
  }

  .training-masonry-head strong {
    display: block;
    flex-basis: 100%;
    font-size: 11px;
    line-height: 1.4;
  }

  .training-falling-note {
    min-height: 68px;
    gap: 8px;
  }

  .training-falling-note .marker-caption {
    font-size: 20px;
  }

  .training-falling-arrow {
    width: 112px;
    height: 68px;
  }

  .training-falling-zone {
    min-height: 72px;
    align-content: center;
    gap: 8px 15px;
  }

  .training-falling-word {
    font-size: 14px;
  }

  .training-carousel-frame {
    height: 300px;
    border-radius: 9px;
  }

  .training-carousel-frame--row-2 {
    margin-top: 0;
  }

  .training-carousel-stage::before {
    width: 62%;
    left: 19%;
    top: 19%;
  }

  .training-carousel-face {
    padding: 7px;
  }

  .training-cover-frame {
    height: min(86%, 270px);
  }

  .training-carousel-overlay {
    inset: 9px;
    border-radius: 10px;
  }

  .training-carousel-focus-card {
    width: min(78vw, 320px);
    height: min(69vh, 500px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .training-carousel-face {
    opacity: 1;
    filter: none;
    animation: none;
  }

  .training-carousel-overlay,
  .training-carousel-focus-card {
    transition-duration: 0ms;
    transition-delay: 0ms;
  }
}