:root {
  --panel: #1e2320;
  --line: #343b36;
  --text: #ffffff;
  --muted: #adb5af;
  --green: #41c95a;
}

.page {
  width: min(850px, calc(100% - 40px));
  margin: auto;
}

.hero {
  padding: 68px 0 30px;
}

.hero #paperextra {
  margin-top: 10px;
  margin-bottom: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 20px;
}

.button {
  padding: 8px 13px;
  border: 1px solid #3c7747;
  border-radius: 7px;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
}

.button:hover {
  color: var(--green);
}

.button.primary {
  background: var(--green);
  color: #071309;
}

.teaser-shell {
  position: relative;
  overflow: hidden;
  margin: 0 0 40px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #181a1b;
}

.teaser-shell img {
  display: block;
  width: 100%;
  height: auto;
}

.teaser-label-overlay {
  position: absolute;
  inset: 0;
  filter: brightness(0) invert(1);
  pointer-events: none;
}

.teaser-label-overlay.top {
  clip-path: inset(35.8% 0 50% 0);
}

.teaser-label-overlay.bottom {
  clip-path: inset(86.5% 0 5.3% 0);
}

section {
  margin-bottom: 64px;
}

.lead {
  max-width: 760px;
  margin: 0 0 22px;
  color: #cbd1cc;
  font-size: 17px;
}

.origin-story {
  max-width: 760px;
  margin: 0 0 18px;
  color: #eef2ef;
  font-size: 18px;
  line-height: 1.65;
}

.paper-pointer {
  margin: -4px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.paper-pointer a {
  color: var(--green);
}

.paper-pointer a:hover {
  color: #8fec9f;
}

.tldr {
  padding: 23px;
  border: 1px solid #35683e;
  border-radius: 12px;
  background: linear-gradient(135deg, #213226, #1a201c);
}

.tldr h2 {
  margin: 0 0 8px;
  color: var(--green);
}

.tldr p {
  margin: 0;
  font-size: 17px;
}

.story-figure {
  margin: 22px 0 0;
}

.story-figure img {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.story-figure figcaption {
  margin-top: 9px;
  color: var(--muted);
  font-size: 13px;
}

.term-note {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 18px;
  margin-top: 18px;
  padding: 16px 18px;
  border-left: 3px solid var(--green);
  background: #1d251f;
}

.term-note strong {
  color: var(--green);
  font-size: 15px;
}

.term-note p {
  margin: 0;
  color: #d5dbd6;
  font-size: 14px;
}

.result-player {
  overflow: hidden;
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #202223;
}

.result-player > img {
  display: block;
  width: 100%;
  aspect-ratio: 1500 / 844;
  object-fit: contain;
  background: #202223;
}

.result-controls {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  padding: 13px 14px 9px;
  border-top: 1px solid var(--line);
}

.result-button {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid #45634b;
  border-radius: 50%;
  background: transparent;
  color: #fff;
  cursor: pointer;
  font: inherit;
}

.result-button:hover,
.result-button:focus-visible {
  border-color: var(--green);
  color: var(--green);
}

.result-copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.result-copy strong {
  color: #fff;
  font-size: 14px;
}

.result-copy span,
.result-count {
  color: var(--muted);
  font-size: 12px;
}

.result-count {
  white-space: nowrap;
}

.result-dots {
  display: flex;
  justify-content: center;
  gap: 7px;
  padding: 0 14px 12px;
}

.result-dots button {
  width: 22px;
  height: 3px;
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: #59615b;
  cursor: pointer;
}

.result-dots button.active {
  background: var(--green);
}

.idea-grid,
.asset-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}

.idea-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.idea-card h3 {
  margin: 0 0 7px;
  font-size: 17px;
}

.idea-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.open-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.open-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: #dce2dd;
}

.direction-label {
  margin: 24px 0 0;
  color: var(--green);
  font-size: 15px;
  font-weight: 600;
}

.collab {
  margin-top: 24px;
  padding: 22px;
  border: 1px solid #35683e;
  border-radius: 12px;
  background: linear-gradient(135deg, #213226, #1a201c);
}

.collab h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.collab p {
  margin: 0;
  color: #d9dfda;
}

.asset-grid {
  margin-top: 0;
}

.asset {
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 10px 14px;
  border: 1px solid #35683e;
  border-radius: 8px;
  background: var(--panel);
  color: var(--green);
  font-weight: 500;
}

.asset:hover {
  border-color: var(--green);
  background: #213226;
  color: #8fec9f;
}

.asset.disabled {
  border-color: var(--line);
  color: var(--muted);
  font-weight: 400;
}

.code_pre {
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #111412;
}

.code_pre pre {
  margin: 0;
}

footer {
  padding: 0 0 55px;
  color: #6f7972;
  font-size: 12px;
}

.acknowledgments h2 {
  color: #fff;
}

@media (max-width: 650px) {
  .page {
    width: calc(100% - 24px);
  }

  .hero {
    padding-top: 35px;
  }

  .idea-grid,
  .asset-grid {
    grid-template-columns: 1fr;
  }

  section {
    margin-bottom: 48px;
  }

  .result-controls {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .result-count {
    display: none;
  }

  .term-note {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}