:root {
  color-scheme: light;
  --ink: #13294b;
  --muted: #526070;
  --subtle: #7b8794;
  --line: #d8e0ea;
  --paper: #ffffff;
  --wash: #f5f8fc;
  --soft: #e8f0fb;
  --accent: #ff5f05;
  --accent-dark: #d64b00;
  --blue: #13294b;
  --blue-soft: #e8f0fb;
  --orange-soft: #fff1e8;
  --orange: #ff5f05;
  --shadow: 0 22px 60px rgba(19, 41, 75, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, #ffffff 0, #ffffff 560px, #f5f8fc 561px, #ffffff 920px),
    var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hero {
  width: min(1180px, calc(100% - 32px));
  min-height: auto;
  margin: 0 auto;
  padding: 34px 0 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  text-align: center;
}

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  width: 100%;
  margin-bottom: 6px;
}

.logo-pill {
  min-height: 96px;
  padding: 14px 24px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 78%);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 10px 26px rgba(19, 41, 75, 0.08);
}

.uiuc-pill {
  border-left: 5px solid var(--orange);
}

.eccv-pill {
  border-right: 5px solid var(--blue);
}

.logo-pill img {
  display: block;
  max-height: 70px;
  width: auto;
}

.uiuc-pill img {
  max-height: 66px;
}

.uiuc-pill span {
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 760;
}

.eccv-pill img {
  max-height: 84px;
  max-width: 330px;
}

.venue,
.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 1180px;
  margin: 0 auto;
  font-size: clamp(1.9rem, 2.86vw, 2.86rem);
  line-height: 1.08;
  letter-spacing: 0;
  color: var(--blue);
}

h1 span {
  display: block;
}

h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  line-height: 1.12;
  letter-spacing: 0;
  color: var(--blue);
}

h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.25;
}

.authors {
  margin: 4px auto 0;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 720;
}

.affiliation {
  margin: -8px auto 0;
  color: var(--muted);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 6px;
}

.button {
  min-height: 44px;
  padding: 10px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 78%);
  border-radius: 8px;
  color: var(--ink);
  background: var(--paper);
  font-weight: 780;
  box-shadow: 0 8px 22px rgba(19, 41, 75, 0.08);
}

.button.primary {
  color: #ffffff;
  background: var(--accent);
  border-color: var(--accent);
}

.button.disabled {
  color: var(--blue);
  background: var(--orange-soft);
  border-color: color-mix(in srgb, var(--orange), #ffffff 62%);
  cursor: default;
  box-shadow: none;
}

.button:not(.disabled):hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.hero-figure,
.wide-figure {
  margin: 16px 0 0;
}

.hero-figure {
  width: min(820px, 100%);
  margin-left: auto;
  margin-right: auto;
}

.hero-figure img,
.wide-figure img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 72%);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.hero-figure figcaption,
.wide-figure figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.95rem;
  text-align: center;
}

.section {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 74px 0;
  border-top: 1px solid color-mix(in srgb, var(--blue), #ffffff 78%);
}

.section.narrow {
  width: min(980px, calc(100% - 32px));
}

.section-heading {
  max-width: 920px;
  margin-bottom: 30px;
}

.section-heading .eyebrow {
  margin-bottom: 8px;
}

.section p {
  color: var(--muted);
  font-size: 1.02rem;
}

.section.narrow p {
  margin: 18px 0 0;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.method-grid article,
.metric,
.resource-card {
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 78%);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f5f8fc 100%);
  box-shadow: 0 12px 32px rgba(19, 41, 75, 0.07);
}

.method-grid article {
  min-height: 252px;
  padding: 22px;
}

.method-grid p {
  margin: 12px 0 0;
  font-size: 0.95rem;
}

.formula {
  min-height: 92px;
  padding: 10px 0;
  display: flex;
  align-items: center;
  color: var(--ink) !important;
  overflow-x: auto;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 40px;
}

.metric {
  padding: 20px;
  border-top: 4px solid var(--orange);
}

.metric span,
.resource-card span {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin: 8px 0 6px;
  font-size: 2rem;
  line-height: 1;
  color: var(--blue);
}

.metric p,
.resource-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.table-title {
  margin: 34px 0 12px;
}

.table-wrap {
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 74%);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 10px 30px rgba(19, 41, 75, 0.07);
}

.table-wrap.compact {
  overflow-x: visible;
}

.table-wrap.compact table {
  min-width: 0;
  table-layout: fixed;
  font-size: 0.91rem;
}

.table-wrap.compact th,
.table-wrap.compact td {
  padding: 12px 14px;
  white-space: normal;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 0.94rem;
}

th,
td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

th {
  color: #ffffff;
  background: var(--blue);
  font-weight: 820;
}

tr:last-child td {
  border-bottom: 0;
}

tr.ours td {
  background: linear-gradient(90deg, var(--blue-soft), #fff7f2);
  color: var(--blue);
  font-weight: 820;
}

tr.ours td:first-child {
  border-left: 4px solid var(--orange);
}

.result-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: start;
}

.result-columns > div {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  min-width: 0;
}

.result-columns .table-title {
  min-height: 2.8rem;
  display: flex;
  align-items: flex-end;
}

.result-columns .table-note {
  min-height: 2.9rem;
}

.table-note-spacer {
  visibility: hidden;
}

.table-note {
  margin: 4px 0 12px;
  color: var(--muted);
  font-size: 0.94rem !important;
}

.label-efficiency {
  margin-top: 38px;
  display: grid;
  grid-template-columns: minmax(260px, 0.46fr) minmax(0, 0.54fr);
  gap: 18px;
  align-items: center;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 74%);
  border-radius: 8px;
  background: linear-gradient(135deg, #ffffff 0%, var(--blue-soft) 72%, var(--orange-soft) 100%);
  box-shadow: 0 12px 32px rgba(19, 41, 75, 0.08);
  overflow: hidden;
}

.label-copy {
  padding: 28px;
}

.label-copy h3 {
  margin-top: 8px;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
}

.label-copy p:not(.eyebrow) {
  margin: 14px 0 0;
}

.label-efficiency figure {
  margin: 0;
  padding: 18px;
}

.label-efficiency img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid color-mix(in srgb, var(--blue), #ffffff 74%);
  border-radius: 8px;
  background: #ffffff;
}

pre {
  margin: 22px 0 0;
  padding: 22px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--blue);
  color: #f4f7f1;
  font-size: 0.9rem;
  line-height: 1.55;
}

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

.footer {
  padding: 36px 16px 46px;
  color: var(--muted);
  background: var(--blue);
  border-top: 4px solid var(--orange);
  text-align: center;
}

.footer p {
  margin: 0;
  color: #ffffff;
}

@media (max-width: 980px) {
  .metric-grid,
  .method-grid,
  .result-columns,
  .label-efficiency {
    grid-template-columns: 1fr 1fr;
  }

  .method-grid article {
    min-height: 224px;
  }
}

@media (max-width: 760px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 12px 0;
    gap: 8px;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    gap: 16px;
    white-space: nowrap;
  }

  .hero {
    min-height: auto;
    padding-top: 30px;
  }

  .logo-strip {
    align-items: stretch;
    flex-direction: column;
  }

  .logo-pill {
    justify-content: center;
  }

  .button-row {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .metric-grid,
  .method-grid,
  .result-columns,
  .label-efficiency {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 0;
  }
}

@media (max-width: 520px) {
  .hero,
  .section,
  .section.narrow {
    width: min(100% - 24px, 1180px);
  }

  h1 {
    font-size: 2.26rem;
  }

  .uiuc-pill span {
    max-width: 260px;
    font-size: 0.82rem;
  }

  table {
    min-width: 700px;
  }

  .table-wrap.compact table {
    min-width: 0;
    font-size: 0.78rem;
  }

  .table-wrap.compact th,
  .table-wrap.compact td {
    padding: 10px 8px;
  }
}