:root {
  --bg: #f4efe4;
  --panel: rgba(255, 252, 245, 0.78);
  --panel-strong: #fffaf1;
  --ink: #1b1b18;
  --muted: #62594f;
  --line: rgba(27, 27, 24, 0.12);
  --accent: #ab3c28;
  --accent-soft: rgba(171, 60, 40, 0.1);
  --shadow: 0 20px 45px rgba(56, 41, 26, 0.11);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(171, 60, 40, 0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(32, 85, 93, 0.12), transparent 26%),
    linear-gradient(180deg, #fbf7f0 0%, var(--bg) 100%);
}

code {
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 0.92em;
  background: rgba(27, 27, 24, 0.06);
  border-radius: 999px;
  padding: 0.18rem 0.52rem;
}

.page-shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 5rem;
}

.supplementary-hero-card,
.toc,
.content-section {
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.eyebrow,
.section-kicker {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-heading h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-weight: 700;
  line-height: 1.02;
}

.hero-prefix,
.paper-title {
  display: block;
}

.hero-prefix {
  color: var(--ink);
  font-size: 0.62em;
  margin-bottom: 0.35rem;
}

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

.hero-copy,
.section-copy,
.placeholder-copy,
.supplementary-size-note,
.video-missing span,
.video-missing p {
  color: var(--muted);
}

.hero-copy {
  max-width: 56rem;
  margin: 1.25rem 0 0;
  font-size: 1.05rem;
  line-height: 1.7;
}

.supplementary-size-note {
  margin: 1.25rem 0 0;
  max-width: 48rem;
  padding: 0.95rem 1.05rem;
  background: var(--accent-soft);
  border: 1px solid rgba(171, 60, 40, 0.18);
  border-radius: 18px;
  font-size: 0.98rem;
  line-height: 1.6;
}

.toc {
  margin-top: 1.5rem;
  padding: 1.75rem 2rem 2rem;
}

.toc ol {
  margin: 1rem 0 0;
  padding-left: 1.3rem;
  display: grid;
  gap: 0.8rem;
}

.toc a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.toc a:hover,
.toc a:focus-visible {
  color: var(--accent);
  border-color: rgba(171, 60, 40, 0.35);
}

.pdf-link {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(171, 60, 40, 0.35);
}

.pdf-link:hover,
.pdf-link:focus-visible {
  border-color: currentColor;
}

main {
  margin-top: 1.5rem;
  display: grid;
  gap: 1.5rem;
}

.content-section {
  padding: 1.75rem;
}

.section-heading {
  display: grid;
  gap: 0.25rem;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
}

.section-copy,
.placeholder-copy {
  margin: 0.9rem 0 0;
  line-height: 1.7;
}

.results-group {
  margin-top: 1.5rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

.group-heading {
  display: grid;
  gap: 0.2rem;
}

.group-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.group-heading h3 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 700;
}

.edit-meta {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.9rem;
}

.method-note {
  margin-top: 1rem;
  padding: 1rem 1.05rem;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.method-note p {
  margin: 0;
  color: var(--ink);
  line-height: 1.65;
}

.meta-card {
  padding: 1rem 1.05rem;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.meta-label {
  display: inline-block;
  margin-bottom: 0.5rem;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.meta-card p {
  margin: 0;
  color: var(--ink);
  line-height: 1.6;
}

.direction-arrow {
  display: inline-block;
  margin-top: 0.7rem;
  color: var(--muted);
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 0.85rem;
}

.image-groups {
  display: grid;
}

.comparison-methods {
  margin-top: 1.25rem;
  display: grid;
  gap: 1.2rem;
}

.comparison-row {
  display: grid;
  gap: 0.65rem;
}

.comparison-label {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.video-grid {
  margin-top: 1.4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.image-row {
  margin-top: 1.4rem;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.image-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel-strong);
}

.image-card.is-original {
  border: 4px solid #c62828;
  box-shadow: 0 0 0 2px rgba(198, 40, 40, 0.12);
}

.image-frame,
.image-missing {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  background:
    linear-gradient(135deg, rgba(171, 60, 40, 0.12), rgba(32, 85, 93, 0.1)),
    #efe5d8;
}

.result-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-missing strong {
  font-size: 0.94rem;
}

.image-missing {
  align-content: center;
  padding: 1rem;
  text-align: left;
}

.image-missing p {
  margin: 0.55rem 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.image-missing.is-original {
  outline: 4px solid #c62828;
  outline-offset: -4px;
}

.video-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel-strong);
}

.video-player,
.video-missing {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, rgba(171, 60, 40, 0.12), rgba(32, 85, 93, 0.1)),
    #efe5d8;
}

.video-player {
  object-fit: cover;
}

.video-missing strong {
  font-size: 0.96rem;
}

.video-missing span {
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 0.82rem;
  line-height: 1.5;
}

.video-missing {
  align-content: center;
  padding: 1.2rem;
  text-align: left;
}

.video-missing p {
  margin: 0.8rem 0 0;
  line-height: 1.6;
}

.placeholder-section {
  border-style: dashed;
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 1rem, 1180px);
    padding-top: 0.75rem;
  }

  .toc,
  .content-section {
    padding: 1.25rem;
    border-radius: 20px;
  }

  .supplementary-hero-card .hero-body {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

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

.supplementary-subtitle {
  margin: 0.85rem 0 0;
  color: var(--page-muted);
  font-family: 'Noto Sans', sans-serif;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}


.publication-title {
  margin-left: auto;
  margin-right: auto;
  max-width: 22ch;
  text-align: center;
  text-wrap: balance;
}

.supplementary-hero-card {
  overflow: hidden;
}

.supplementary-hero-card .hero-body {
  padding-left: 2.25rem;
  padding-right: 2.25rem;
}

.supplementary-hero-card .publication-authors {
  margin-top: 0.35rem;
}

.supplementary-hero-card .publication-links {
  margin-top: 1.5rem;
}

.supplementary-hero-card .column.has-text-centered {
  display: flex;
  flex-direction: column;
  align-items: center;
}