:root {
  --color-bg: #f1f5f7;
  --color-surface: #fcfdfd;
  --color-surface-tint: #f4f7fa;
  --color-ink: #102a3a;
  --color-deep: #123d58;
  --color-muted: #536978;
  --color-line: #c3d0d7;
  --color-blue-soft: #dce8f7;
  --color-blue: #315fa8;
  --color-green-soft: #dcece8;
  --color-green: #187a70;
  --color-coral: #e46243;
  --color-amber: #d28a32;
  --color-grid-minor: rgba(16, 42, 58, 0.025);
  --color-glow-green: rgba(24, 122, 112, 0.045);
  --color-glow-blue: rgba(49, 95, 168, 0.105);
  --color-glow-coral: rgba(228, 98, 67, 0.055);
  --font-display: "Source Serif 4", Georgia, serif;
  --font-body: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --page-width: 67.5rem;
  --content-width: 50rem;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 3.75rem;
}

body {
  margin: 0;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse 42rem 30rem at 8% 4%, var(--color-glow-green), transparent 72%),
    radial-gradient(ellipse 50rem 36rem at 92% 38%, var(--color-glow-blue), transparent 74%),
    radial-gradient(ellipse 36rem 28rem at 25% 88%, var(--color-glow-coral), transparent 74%),
    linear-gradient(var(--color-grid-minor) 0.0625rem, transparent 0.0625rem),
    linear-gradient(90deg, var(--color-grid-minor) 0.0625rem, transparent 0.0625rem);
  background-attachment: fixed;
  background-position: 0 0;
  background-size: auto, auto, auto, 1.5rem 1.5rem, 1.5rem 1.5rem;
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

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

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 0.1875rem solid var(--color-coral);
  outline-offset: 0.1875rem;
}

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  background: var(--color-ink);
  color: var(--color-surface);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  min-height: 3.75rem;
  padding: var(--space-3) clamp(var(--space-4), 4vw, var(--space-10));
  border-bottom: 0.0625rem solid rgba(16, 42, 58, 0.16);
  background: rgba(241, 245, 247, 0.9);
  backdrop-filter: blur(0.75rem);
}

.wordmark {
  display: inline-flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.wordmark-logo {
  width: 2rem;
  height: 2rem;
  flex: none;
  object-fit: contain;
}

.site-header nav {
  display: flex;
  gap: clamp(var(--space-3), 3vw, var(--space-8));
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.site-header nav a {
  text-decoration-thickness: 0.0625rem;
  text-underline-offset: 0.25rem;
}

.section-shell {
  width: min(calc(100% - 2rem), var(--page-width));
  margin-inline: auto;
  padding-block: clamp(var(--space-12), 5vw, var(--space-16));
  border-bottom: 0.0625rem solid var(--color-line);
}

.hero {
  padding-top: clamp(var(--space-12), 6vw, 4.5rem);
  border-bottom: 0.0625rem solid var(--color-line);
  background:
    radial-gradient(ellipse 34rem 19rem at 50% 12%, rgba(49, 95, 168, 0.12), transparent 72%),
    linear-gradient(180deg, rgba(252, 253, 253, 0.52), transparent 88%);
  text-align: center;
}

.eyebrow,
.section-index {
  margin: 0 0 var(--space-4);
  color: var(--color-blue);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 62rem;
  margin: 0 auto;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 3.2vw, 2.8rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

.title-accent {
  color: var(--color-blue);
}

.title-line {
  display: block;
}

.author-block {
  margin: var(--space-8) 0 0;
}

.authors,
.affiliations,
.author-notes {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 0;
}

.authors {
  column-gap: var(--space-3);
  row-gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.7;
}

.author-name,
.affiliations span,
.author-notes span {
  white-space: nowrap;
}

.author-name a {
  text-decoration: none;
  text-decoration-thickness: 0.0625rem;
  text-underline-offset: 0.2rem;
}

.author-name a:hover,
.author-name a:focus-visible {
  color: var(--color-blue);
  text-decoration: underline;
}

.authors sup,
.affiliations sup {
  font-size: 0.7em;
  line-height: 0;
}

.affiliations {
  gap: var(--space-1) var(--space-6);
  margin-top: var(--space-3);
  color: var(--color-muted);
  font-size: 0.82rem;
}

.author-notes {
  gap: var(--space-1) var(--space-4);
  margin-top: var(--space-1);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.project-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-width: 7rem;
  padding: 0.58rem var(--space-5);
  border: 0.0625rem solid currentColor;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.045em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: 0 0.16rem 0 rgba(16, 42, 58, 0.2);
  transition: box-shadow 160ms ease, transform 160ms ease;
}

.project-link-icon {
  display: block;
  flex: 0 0 auto;
  object-fit: contain;
}

.project-link-icon-paper {
  width: 0.75rem;
  height: 1rem;
  filter: brightness(0) invert(1);
}

.project-link-icon-github {
  width: 1rem;
  height: 1rem;
}

.project-link-icon-arxiv {
  width: 1rem;
  height: 1rem;
  background: currentColor;
  -webkit-mask: url("../../public/assets/icons/arxiv.svg") center / contain no-repeat;
  mask: url("../../public/assets/icons/arxiv.svg") center / contain no-repeat;
}

.project-link-paper {
  border-color: var(--color-blue);
  background: var(--color-blue);
  color: var(--color-surface);
}

.project-link-github {
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: var(--color-surface);
}

.project-link-arxiv {
  border-color: var(--color-coral);
  background: var(--color-surface);
  color: #b24d3d;
}

.project-link[aria-disabled="true"] {
  cursor: not-allowed;
  pointer-events: none;
}

.project-link:not([aria-disabled="true"]):hover {
  box-shadow: 0 0.28rem 0 rgba(16, 42, 58, 0.25);
  transform: translateY(-0.08rem);
}

.hero-statement {
  max-width: 42rem;
  margin: var(--space-6) auto 0;
  font-size: 1.05rem;
  line-height: 1.6;
}

.result-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 50rem;
  margin: var(--space-10) auto 0;
  padding: 0;
  border-block: 0.0625rem solid var(--color-ink);
  background: rgba(251, 254, 253, 0.68);
  box-shadow: 0 0.8rem 2rem rgba(18, 61, 88, 0.065);
  backdrop-filter: blur(0.4rem);
}

.result-strip div {
  padding: var(--space-5) var(--space-6);
}

.result-strip div:nth-child(1) {
  box-shadow: inset 0 0.2rem var(--color-green);
}

.result-strip div:nth-child(2) {
  box-shadow: inset 0 0.2rem var(--color-blue);
}

.result-strip div:nth-child(3) {
  box-shadow: inset 0 0.2rem var(--color-coral);
}

.result-strip div + div {
  border-left: 0.0625rem solid var(--color-ink);
}

.result-strip dt {
  margin-bottom: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.result-strip dd {
  margin: 0;
}

.result-strip strong {
  display: block;
  color: var(--color-coral);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 600;
  line-height: 1;
}

.result-strip span {
  display: block;
  margin-top: var(--space-2);
  color: var(--color-muted);
  font-size: 0.85rem;
}

.section-heading {
  max-width: var(--content-width);
  margin-bottom: var(--space-8);
}

.section-heading-wide {
  max-width: none;
}

.section-heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 2.5vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.section-heading > p:last-child:not(.section-index) {
  max-width: none;
  margin: var(--space-5) 0 0;
  color: var(--color-muted);
  font-size: 1rem;
}

.paper-figure {
  margin: 0;
}

.figure-open {
  width: 100%;
  padding: var(--space-3);
  border: 0.0625rem solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  box-shadow: 0 0.7rem 2rem rgba(18, 61, 88, 0.065);
  cursor: zoom-in;
}

.figure-open img {
  width: 100%;
  height: auto;
}

figcaption,
caption {
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

figcaption {
  max-width: none;
  margin-top: var(--space-4);
}

.text-section > p,
.section-heading > p:last-child:not(.section-index),
.method-notes p,
.result-intro p,
figcaption {
  hyphens: auto;
  text-align: justify;
  text-align-last: left;
}

.text-section {
  display: grid;
  grid-template-columns: minmax(12rem, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
}

.text-section > p {
  max-width: 50rem;
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.text-section strong {
  color: var(--color-blue);
}

.media-legend {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
}

.scene-list {
  display: grid;
  gap: var(--space-6);
}

.scene-row {
  display: block;
}

.scene-label {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin: 0 0 var(--space-3);
  padding-top: var(--space-2);
  border-top: 0.0625rem solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.scene-label strong {
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0;
}

.scene-media {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  align-items: start;
}

.media-cell {
  position: relative;
  min-width: 0;
  margin: 0;
}

.media-cell video {
  display: block;
  width: 100%;
  height: auto;
  border: 0.0625rem solid var(--color-line);
  border-radius: var(--radius-sm);
  background: #08161d;
  box-shadow: 0 0.45rem 1.2rem rgba(18, 61, 88, 0.075);
}

.rollout-context {
  position: absolute;
  z-index: 1;
  right: var(--space-2);
  bottom: var(--space-2);
  left: var(--space-2);
  display: grid;
  gap: 0.15rem;
  padding: 0.42rem 0.55rem;
  border: 0.0625rem solid rgba(255, 255, 255, 0.2);
  border-radius: 0.2rem;
  background: rgba(9, 18, 28, 0.8);
  color: rgba(255, 255, 255, 0.94);
  font-family: var(--font-body);
  font-size: clamp(0.58rem, 0.72vw, 0.68rem);
  line-height: 1.3;
  backdrop-filter: blur(0.2rem);
}

.rollout-context p {
  overflow: hidden;
  margin: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rollout-context strong {
  font-family: var(--font-mono);
  font-size: 0.9em;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.media-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0.0625rem solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-green-soft);
}

.media-placeholder {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.media-placeholder::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 49.75%, rgba(16, 42, 58, 0.09) 50%, transparent 50.25%),
    linear-gradient(rgba(16, 42, 58, 0.06) 0.0625rem, transparent 0.0625rem);
  background-size: 100% 100%, 100% 1.5rem;
  content: "";
}

.media-placeholder span {
  z-index: 1;
  padding: var(--space-2) var(--space-3);
  background: rgba(238, 244, 243, 0.9);
}

.media-cell figcaption {
  display: none;
}

.method-notes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.method-notes article {
  padding: var(--space-6);
  border-top: 0.2rem solid var(--color-blue);
  background: var(--color-blue-soft);
}

.method-notes article:last-child {
  border-color: var(--color-green);
  background: var(--color-green-soft);
}

.method-notes h3,
.result-intro h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.2;
}

.method-notes p {
  margin: var(--space-4) 0 0;
}

.result-block + .result-block {
  margin-top: var(--space-16);
}

.result-intro {
  display: block;
  margin-bottom: var(--space-6);
}

.result-intro p {
  max-width: 50rem;
  margin: 0;
  color: var(--color-muted);
}

.table-scroll {
  overflow-x: auto;
  border: 0.0625rem solid #bccbd3;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: 0 0.8rem 2.2rem rgba(18, 61, 88, 0.065);
  scrollbar-color: var(--color-blue) var(--color-bg);
  scrollbar-width: thin;
}

table {
  width: 100%;
  min-width: 68rem;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

caption {
  padding: var(--space-4) var(--space-5) var(--space-3);
  border-bottom: 0.0625rem solid var(--color-line);
  background: var(--color-surface-tint);
  color: var(--color-muted);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.5;
  text-align: left;
}

th,
td {
  padding: 0.72rem var(--space-3);
  border-bottom: 0.0625rem solid #d8e1e6;
  white-space: nowrap;
}

thead th {
  background: var(--color-ink);
  color: var(--color-surface);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

thead tr + tr th {
  background: #174757;
  color: #e5f2f0;
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  text-transform: none;
}

thead tr:first-child > th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  min-width: 13.5rem;
  border-right: 0.0625rem solid rgba(255, 255, 255, 0.2);
}

tbody tr:not(.table-group):not(.ours) {
  --table-row-bg: var(--color-surface);
}

tbody tr:not(.table-group):not(.ours):hover {
  --table-row-bg: #edf3f7;
}

tbody tr:not(.table-group) th,
tbody tr:not(.table-group) td {
  background: var(--table-row-bg);
}

tbody td {
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 1;
  min-width: 13.5rem;
  border-right: 0.0625rem solid #cbd7de;
  font-weight: 600;
  text-align: left;
}

.table-group th {
  padding: 0.52rem var(--space-3);
  border-top: 0.125rem solid #bdcbd5;
  background: #e8eef2;
  color: #496171;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.075em;
  text-align: left;
  text-transform: uppercase;
}

.ours {
  --table-row-bg: #e3edf8;
}

.ours th,
.ours td {
  border-top: 0.125rem solid #91afd2;
  border-bottom-color: #91afd2;
  color: #234f80;
}

.ours th[scope="row"] {
  box-shadow: inset 0.25rem 0 var(--color-blue);
  font-weight: 700;
}

tbody strong {
  color: #1d4778;
  font-weight: 600;
}

tbody u {
  text-decoration-color: #648ab7;
  text-decoration-thickness: 0.0625rem;
  text-underline-offset: 0.18rem;
}

.bibtex-code {
  min-height: 8rem;
  margin: var(--space-8) 0 0;
  overflow-x: auto;
  padding: var(--space-6);
  border: 0.0625rem solid rgba(195, 208, 215, 0.3);
  border-radius: var(--radius-md);
  background: #08161d;
  color: var(--color-surface);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
  text-align: left;
}

.site-footer {
  padding: var(--space-8) var(--space-4);
  background: var(--color-ink);
  color: var(--color-surface);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

.figure-dialog {
  width: min(96vw, 100rem);
  max-width: none;
  max-height: 94vh;
  padding: var(--space-12) var(--space-4) var(--space-4);
  border: 0;
  background: var(--color-surface);
  box-shadow: 0 1rem 4rem rgba(9, 18, 28, 0.28);
}

.figure-dialog::backdrop {
  background: rgba(9, 18, 28, 0.74);
}

.figure-dialog img {
  width: 100%;
  height: auto;
}

.dialog-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border: 0.0625rem solid var(--color-ink);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
}

@media (max-width: 64rem) {
  .site-header nav a:nth-child(2),
  .site-header nav a:nth-child(3) {
    display: none;
  }

  .text-section,
  .result-intro {
    grid-template-columns: 1fr;
  }

}

@media (min-width: 64rem) {
  .title-line {
    white-space: nowrap;
  }
}

@media (max-width: 48rem) {
  :root {
    --color-grid-minor: rgba(16, 42, 58, 0.018);
    --color-glow-green: rgba(24, 122, 112, 0.028);
    --color-glow-blue: rgba(49, 95, 168, 0.065);
    --color-glow-coral: rgba(228, 98, 67, 0.035);
  }

  body {
    background-attachment: scroll;
    font-size: 1rem;
  }

  .site-header {
    padding-inline: var(--space-4);
  }

  .site-header nav {
    gap: var(--space-4);
  }

  .result-strip {
    grid-template-columns: 1fr;
  }

  .result-strip div + div {
    border-top: 0.0625rem solid var(--color-ink);
    border-left: 0;
  }

  .media-legend {
    display: none;
  }

  .scene-label {
    align-items: baseline;
  }

  .scene-media,
  .method-notes {
    grid-template-columns: 1fr;
  }

  .media-cell figcaption {
    display: block;
    margin: var(--space-2) 0 0;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
  }

  .rollout-context {
    font-size: clamp(0.66rem, 2.4vw, 0.78rem);
  }

  .figure-open {
    padding: var(--space-2);
  }
}

@media (max-width: 22rem) {
  .site-header nav a:not(:last-child) {
    display: none;
  }

  h1 {
    font-size: 2.15rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}