@import url("./curtain.css");

:root {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  color: #273441;
  background: #f5f7f8;
  font-synthesis: none;
}
button, input, select, textarea {
  font-family: inherit;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-width: 320px;
}
.page {
  max-width: 1320px;
  margin: 0 auto;
  padding: 54px 34px 90px;
}
.intro {
  max-width: 680px;
  margin-bottom: 50px;
}
.eyebrow,
.section-label,
.task-id,
.card-foot,
.reward-heading,
.layers h3 {
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.12em;
}
.eyebrow {
  color: #8e9da6;
}
.intro h1 {
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 650;
  letter-spacing: -0.045em;
  margin: 12px 0 10px;
}
.intro p {
  font-size: 14px;
  line-height: 1.65;
  color: #73818b;
  margin: 0;
}
.section-label {
  display: flex;
  justify-content: space-between;
  color: #98a6ae;
  border-bottom: 1px solid #dfe5e8;
  padding-bottom: 12px;
  margin-bottom: 20px;
}
.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.trajectory-card {
  width: 100%;
  padding: 0;
  border: 1px solid #e0e6e8;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 8px 26px #53636d0b;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.trajectory-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 42px #53636d20;
}
.trajectory-card:focus-visible {
  outline: 3px solid #82b2c5;
  outline-offset: 4px;
}
.card-semantic {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  color: #688b9b;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.explore-chip {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  white-space: nowrap;
  border: 1px solid #ffffffd9;
  border-radius: 999px;
  background: #ffffffa6;
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  color: #2a5267;
  box-shadow: 0 5px 20px #304c6126, inset 0 1px 0 #ffffffcc;
  font-size: 12px;
  font-weight: 650;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.explore-icon {
  font-size: 10px;
}
.trajectory-card:hover .explore-chip,
.trajectory-card:focus-visible .explore-chip {
  background: #ffffffe6;
  transform: translateX(-50%) translateY(-3px);
  box-shadow: 0 8px 24px #304c6140, inset 0 1px 0 #ffffff;
}
.duration-badge {
  border: 1px solid #dce8ed;
  border-radius: 999px;
  background: #f1f6f8;
  padding: 5px 9px;
  color: #577282;
  font-variant-numeric: tabular-nums;
}
.card-stage {
  aspect-ratio: 1/1;
  background: #eaf0f2;
  position: relative;
}
.scene-viewport {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.scene-viewport canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.card-details {
  padding: 18px 18px 16px;
  display: grid;
  gap: 10px;
}
.task-id {
  color: #688b9b;
}
.success-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #75b69e;
  margin: 0 5px 1px 9px;
}
.card-details strong {
  font-size: 14px;
  line-height: 1.42;
  color: #2a3d49;
  font-weight: 650;
}
.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #9baab2;
  font-size: 9px;
  margin-top: 6px;
}
.card-foot span:last-child {
  color: #5a91ac;
}
.overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1b2c3aa6;
  backdrop-filter: blur(8px);
  padding: 18px;
}
.overlay[hidden] {
  display: none;
}
.overlay.full {
  padding: 0;
}
.viewer-shell {
  width: min(58vw, 1050px);
  min-width: 730px;
  height: min(80vh, 760px);
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 28px 100px #10222f4d;
  display: flex;
  flex-direction: column;
  transition:
    width 0.22s,
    height 0.22s;
}
.viewer-shell.full {
  width: 100vw;
  height: 100vh;
  border-radius: 0;
}
.viewer-header {
  height: 76px;
  flex: none;
  padding: 17px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #edf1f3;
}
.viewer-header h2 {
  font-size: 19px;
  font-weight: 650;
  letter-spacing: -0.03em;
  margin: 5px 0 0;
}
.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}
.text-button,
.icon-button {
  background: #f4f7f8;
  border: 1px solid #e2e8eb;
  border-radius: 8px;
  color: #536d7c;
  cursor: pointer;
}
.text-button {
  padding: 10px 12px;
  font-size: 10px;
  font-weight: 750;
  letter-spacing: 0.08em;
}
.icon-button {
  height: 35px;
  width: 35px;
  font-size: 25px;
  line-height: 24px;
}
.viewer-body {
  display: flex;
  min-height: 0;
  flex: 1;
}
.viewer-main {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}
.expanded-stage {
  flex: 1;
  min-height: 0;
  background: #eef2f4;
}
.expanded-stage .scene-viewport {
  width: 100%;
  height: 100%;
}
.playback-bar {
  height: 62px;
  flex: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
  border-top: 1px solid #e9eef0;
}
.play-button {
  background: #e7f1f5;
  color: #4c839c;
  border: 0;
  border-radius: 50%;
  width: 34px;
  height: 34px;
  font-size: 14px;
  cursor: pointer;
}
.time-label {
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  color: #7f929b;
}
#timeline {
  flex: 1;
  min-width: 70px;
  accent-color: #82b2c5;
}
#speed {
  border: 0;
  background: #f1f5f6;
  color: #577282;
  padding: 6px;
  border-radius: 6px;
}
.reward-panel {
  height: 100px;
  flex: none;
  padding: 12px 21px 16px;
  background: #fbfcfc;
  border-top: 1px solid #ecf0f2;
}
.reward-heading {
  display: flex;
  justify-content: space-between;
  color: #91a0a9;
}
.reward-heading strong {
  font-size: 12px;
  color: #6a9eaf;
}
#reward-chart {
  display: block;
  width: 100%;
  height: 54px;
  margin-top: 8px;
  overflow: visible;
}
#reward-line {
  fill: none;
  stroke: #8dbbc7;
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}
#reward-fill {
  fill: #bedce2;
  opacity: 0.38;
}
#reward-cursor {
  stroke: #d89166;
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}
.layers {
  width: 210px;
  flex: none;
  background: #fafcfc;
  padding: 24px 20px;
  border-left: 1px solid #e7ecee;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.layer-group {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.layers h3 {
  color: #85969f;
  margin: 0 0 1px;
}
.layers label {
  font-size: 11px;
  color: #546a76;
  display: flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  white-space: nowrap;
}
.layers input {
  accent-color: #8ab9c9;
  width: 14px;
  height: 14px;
  margin: 0;
}
.scene-hint {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #9aaab2;
  font-size: 10px;
  line-height: 1.6;
}
.hint-icon {
  font-size: 26px;
  color: #9ec4d0;
}
.scene-viewport {
  background-color: #eef2f4;
  background-size: cover;
  background-position: center;
}
@media (max-width: 900px) {
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .viewer-shell {
    min-width: 0;
    width: 92vw;
    height: 88vh;
  }
  .layers {
    width: 170px;
    padding: 19px 12px;
  }
  .layers label {
    font-size: 10px;
  }
}
@media (max-width: 600px) {
  .page {
    padding: 34px 18px;
  }
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .viewer-body {
    flex-direction: column;
  }
  .layers {
    width: auto;
    height: 210px;
    overflow: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .layers > .eyebrow,
  .scene-hint {
    display: none;
  }
  .viewer-shell {
    height: 95vh;
  }
  .viewer-header {
    height: 67px;
  }
  .viewer-header h2 {
    font-size: 16px;
  }
  .text-button {
    font-size: 9px;
  }
  .reward-panel {
    height: 84px;
  }
  .layer-group {
    gap: 7px;
  }
}
.card-stage {
  overflow: hidden;
}
.card-preview {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(1px);
  transition:
    filter 0.2s,
    transform 0.25s;
}
.trajectory-card:hover .card-preview {
  filter: blur(0);
  transform: scale(1.03);
}
.trajectory-card.loading .card-preview {
  filter: blur(3px);
}