body {
  margin: 0;
  background: #ffffff;
  color: #222222;
  font-family: "Noto Sans", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

* {
  box-sizing: border-box;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: #3273dc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hero {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 24px 16px;
  text-align: center;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin: 0 auto 18px;
  color: #111111;
  font-family: "Google Sans", "Noto Sans", Arial, sans-serif;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: 0;
}

.authors {
  max-width: 840px;
  margin: 0 auto 8px;
  color: #222222;
  font-family: "Google Sans", "Noto Sans", Arial, sans-serif;
  font-size: 1.25rem;
  line-height: 1.55;
}

.authors span,
.affiliations span {
  display: inline-block;
}

.contribution-notes {
  margin: 0 auto 8px;
  color: #222222;
  font-family: "Google Sans", "Noto Sans", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.35;
}

.affiliations {
  max-width: 880px;
  margin: 0 auto 10px;
  color: #222222;
  font-family: "Google Sans", "Noto Sans", Arial, sans-serif;
  font-size: 1.12rem;
  line-height: 1.5;
}

.venue {
  margin-bottom: 18px;
  color: #111111;
  font-family: "Google Sans", "Noto Sans", Arial, sans-serif;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.2;
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 0 auto;
}

.links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  min-width: 96px;
  padding: 8px 18px;
  border-radius: 999px;
  background: #363636;
  color: #ffffff;
  font-family: "Noto Sans", Arial, sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.2;
  text-decoration: none;
}

.link-icon {
  display: block;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-right: 7px;
}

.link-icon-pdf-file {
  width: 20px;
  height: 20px;
}

.links a:hover,
.links a:focus-visible {
  background: #222222;
  color: #ffffff;
  text-decoration: none;
}

.links a.is-disabled,
.links a.is-disabled:hover,
.links a.is-disabled:focus-visible {
  background: #363636;
  cursor: default;
}

.teaser-video {
  max-width: 960px;
  margin: 0 auto;
  padding: 8px 24px 14px;
}

.teaser-video video {
  width: 85%;
  margin: 0 auto;
  border: 0;
  border-radius: 4px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  background: #000000;
}

.construction-note {
  width: 85%;
  margin: 12px auto 0;
  color: #555555;
  font-size: 0.98rem;
  line-height: 1.45;
  text-align: center;
}

.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 28px 24px;
}

.section.narrow {
  max-width: 960px;
}

.abstract-band {
  margin: 28px 0 0;
  padding: 42px 24px;
  background: #f5f5f5;
}

.abstract-inner {
  max-width: 960px;
  margin: 0 auto;
}

h2 {
  margin-bottom: 18px;
  color: #111111;
  font-family: "Google Sans", "Noto Sans", Arial, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0;
  text-align: center;
}

.text-block {
  max-width: 860px;
  margin: 0 auto;
  color: #222222;
  text-align: justify;
}

.text-block p {
  margin-bottom: 16px;
}

.text-block p:last-child {
  margin-bottom: 0;
}

.figure-wide {
  margin: 0;
}

.figure-wide img {
  width: 90%;
  height: auto;
  margin: 0 auto;
  border: 0;
  border-radius: 0;
  background: #ffffff;
  box-shadow: none;
}

.figure-wide figcaption {
  max-width: 840px;
  margin: 12px auto 0;
  color: #555555;
  font-size: 0.95rem;
  line-height: 1.45;
  text-align: center;
}

.model-container {
  display: flex;
  gap: 18px;
  justify-content: center;
  align-items: stretch;
  max-width: 960px;
  margin: 0 auto;
}

.model-scene-tabs {
  margin-bottom: 16px;
}

.model-wrapper {
  position: relative;
  flex: 1;
  min-width: 0;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 15px;
  background: #f5f5f5;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.model-label {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  padding: 5px 10px;
  border-radius: 5px;
  background: rgba(38, 70, 126, 0.8);
  color: #ffffff;
  font-family: "Noto Sans", Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  user-select: none;
}

.pointcloud-viewer {
  width: 100%;
  height: 100%;
  background: #ffffff;
}

.pointcloud-viewer canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.viewer-status {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  color: #555555;
  font-size: 0.95rem;
  text-align: center;
}

.viewer-status[hidden] {
  display: none;
}

.results-switcher {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.results-video {
  width: 54%;
  max-width: 500px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 4px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.14);
  background: #000000;
}

.scene-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 14px auto 0;
}

.scene-tab {
  appearance: none;
  min-height: 30px;
  padding: 5px 11px;
  border: 1px solid rgba(38, 70, 126, 0.35);
  border-radius: 5px;
  background: #ffffff;
  color: rgb(38, 70, 126);
  font-family: "Noto Sans", Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
}

.scene-tab:hover,
.scene-tab:focus-visible {
  border-color: rgba(38, 70, 126, 0.7);
  background: rgba(38, 70, 126, 0.08);
}

.scene-tab.is-active {
  border-color: rgba(38, 70, 126, 0.8);
  background: rgba(38, 70, 126, 0.8);
  color: #ffffff;
}

pre {
  overflow-x: auto;
  max-width: 860px;
  margin: 0 auto;
  padding: 18px;
  border-radius: 4px;
  background: #f5f5f5;
  color: #222222;
  font-size: 0.9rem;
  line-height: 1.5;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

footer {
  max-width: 960px;
  margin: 0 auto;
  padding: 26px 24px 42px;
  color: #555555;
  font-size: 0.95rem;
  text-align: center;
}

footer p {
  margin: 0;
}

@media (max-width: 720px) {
  .hero {
    padding: 34px 18px 12px;
  }

  h1 {
    font-size: 1.72rem;
  }

  .authors {
    font-size: 1.08rem;
  }

  .contribution-notes {
    font-size: 0.95rem;
  }

  .affiliations {
    font-size: 1rem;
  }

  .venue {
    font-size: 1.25rem;
  }

  .teaser-video,
  .section {
    padding-right: 18px;
    padding-left: 18px;
  }

  .abstract-band {
    padding-right: 18px;
    padding-left: 18px;
  }

  .teaser-video video,
  .construction-note,
  .figure-wide img {
    width: 100%;
  }

  .model-container {
    flex-direction: column;
  }

  .results-video {
    width: 100%;
  }

  .text-block {
    text-align: left;
  }
}