:root {
  --text: #1d2430;
  --muted: #556070;
  --line: #d9dee7;
  --soft: #f7f8fb;
  --button: #242b36;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

.container {
  width: min(960px, calc(100% - 36px));
  margin: 0 auto;
}

.video-container {
  width: min(1080px, calc(100% - 36px));
}

.text-container {
  max-width: 820px;
}

.publication-header {
  padding: 52px 0 22px;
  text-align: center;
}

.publication-header h1 {
  margin: 0 auto 18px;
  max-width: 980px;
  font-size: clamp(34px, 5.2vw, 58px);
  font-weight: 760;
  line-height: 1.08;
  letter-spacing: 0;
}

.authors {
  margin: 0 0 20px;
  color: #111827;
  font-size: 18px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.section-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 14px;
}

.section-links a {
  color: var(--muted);
  text-decoration: none;
}

.section-links a:hover {
  color: var(--text);
  text-decoration: underline;
}

.links a,
.links span,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 7px 16px;
  border: 1px solid var(--button);
  border-radius: 999px;
  background: var(--button);
  color: #fff;
  font: inherit;
  font-size: 14px;
  text-decoration: none;
}

.links span {
  border-color: var(--line);
  background: #fff;
  color: var(--muted);
}

button {
  cursor: pointer;
}

.section {
  padding: 32px 0;
}

#video {
  padding-top: 18px;
}

#experiments .container {
  width: min(1120px, calc(100% - 36px));
}

h2 {
  margin: 0 0 20px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.25;
}

h3 {
  margin: 36px 0 14px;
  font-size: 22px;
  font-weight: 680;
  line-height: 1.3;
}

p {
  margin: 0 0 14px;
}

.lead,
.body-text {
  max-width: 860px;
  margin: 18px auto 0;
  color: var(--text);
  font-size: 18px;
  text-align: center;
}

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

video {
  width: 100%;
  margin: 0 auto;
  border: 1px solid var(--line);
}

.wide-video {
  width: min(960px, 100%);
}

.comparison-video {
  width: min(860px, 100%);
}

.rollout-note {
  margin: -2px 0 16px;
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

.real-rollout-grid,
.sim-rollout-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.sim-rollout-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.real-rollout-grid video {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.sim-case video {
  aspect-ratio: 1;
}

.video-grid {
  display: grid;
  gap: 18px;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.video-card video {
  width: 100%;
}

.video-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.baseline-flow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
  max-width: 920px;
  margin: 0 auto;
}

.baseline-card video {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #000;
  object-fit: contain;
}

.baseline-step {
  grid-column: 1 / -1;
  width: min(860px, 100%);
  margin: 6px auto 0;
}

.baseline-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.baseline-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  margin: 0 0 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  background: var(--soft);
  color: var(--text);
  text-align: center;
}

.baseline-status span {
  display: inline-grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  font-size: 15px;
  font-weight: 800;
}

.baseline-status.success span {
  background: #16833a;
}

.baseline-status.failure span {
  background: #b91c1c;
}

.baseline-status.neutral {
  gap: 0;
}

.baseline-status strong {
  font-size: 14px;
  font-weight: 700;
}

.main-figure {
  width: 100%;
  margin: 0 auto;
}

.small-figure {
  width: min(680px, 100%);
  margin: 0 auto;
}

.table-wrap {
  overflow-x: auto;
  margin: 0 auto;
}

.narrow-table {
  max-width: 760px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  background: var(--soft);
  font-weight: 700;
}

pre {
  overflow-x: auto;
  margin: 0 0 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

@media (max-width: 700px) {
  .publication-header {
    padding-top: 34px;
  }

  .publication-header h1 {
    font-size: 32px;
  }

  .section {
    padding: 26px 0;
  }

  .three-up,
  .two-up {
    grid-template-columns: 1fr;
  }

  .real-rollout-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sim-rollout-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .baseline-flow {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .baseline-status {
    min-height: 0;
    padding: 8px 10px;
  }

  .baseline-status span {
    width: 20px;
    height: 20px;
    font-size: 13px;
  }

  h2 {
    font-size: 26px;
  }
}