:root {
  --bg: #fcfbf8;
  --panel: #ffffff;
  --line: #cfc7bb;
  --line-soft: #e4ddd1;
  --text: #161616;
  --muted: #3f4346;
  --accent: #1f5b9c;
  --accent-soft: #eef4fb;
  --image-frame: #f3efe8;
  --shadow: 0 10px 28px rgba(0, 0, 0, 0.07);
  --radius: 14px;
  --body: "Helvetica Neue", "Avenir Next", "Segoe UI", sans-serif;
  --display: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  line-height: 1.65;
}

a {
  color: var(--accent);
}

img {
  display: block;
  width: 100%;
  background: var(--image-frame);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.45rem;
  cursor: zoom-in;
}

button,
select {
  font: inherit;
}

pre {
  margin: 0;
  white-space: pre-wrap;
}

.container {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
}

.narrow {
  max-width: 880px;
}

.site-header {
  padding: 2.75rem 0 1.6rem;
  text-align: center;
}

.page-label {
  margin: 0 0 0.55rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
}

.site-header h1,
.section h2,
.panel h3 {
  font-family: var(--display);
}

.site-header h1 {
  margin: 0 auto;
  max-width: 28ch;
  font-size: clamp(1.4rem, 2.2vw, 1.65rem);
  line-height: 1.25;
  font-weight: 600;
}

.authors {
  margin: 0.75rem 0 0.65rem;
  color: var(--muted);
  font-size: 1.08rem;
  font-weight: 500;
}

.authors a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.authors a:hover,
.authors a:focus-visible {
  color: var(--accent);
  border-color: rgba(31, 91, 156, 0.28);
}

.paper-meta {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.875rem;
}

.link-row,
.control-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.button,
.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.6rem;
  padding: 0.62rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible,
.button-primary:hover,
.button-primary:focus-visible {
  transform: translateY(-1px);
  border-color: #b8c7d5;
  background: #fff;
}

.section {
  padding: 2.25rem 0;
}

.section h2 {
  margin: 0 0 0.8rem;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 600;
}

.section-copy {
  margin: 0 auto;
  color: var(--muted);
  max-width: 78ch;
  font-size: 1rem;
}

.section-narrow {
  max-width: 880px;
  margin: 0 auto;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.2rem;
}

.panel h3 {
  margin: 0.95rem 0 0.35rem;
  font-size: 1.17rem;
  font-weight: 600;
}

.panel p,
.panel figcaption {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.teaser {
  max-width: 1080px;
  margin: 0 auto;
}

.result-figure {
  max-width: 1080px;
  margin: 0 auto;
}

.result-figure img,
.teaser img {
  padding: 0.6rem;
}

.metric-grid,
.support-grid,
.gallery-grid,
.repro-grid,
.chart-stack {
  display: grid;
  gap: 1rem;
}

.metric-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 1rem;
}

.metric-card {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 0.95rem;
  box-shadow: var(--shadow);
}

.metric-value {
  font-family: var(--display);
  font-size: 1.95rem;
  color: var(--accent);
}

.metric-label {
  margin-top: 0.2rem;
  font-size: 0.95rem;
  color: var(--text);
}

.metric-context {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.support-grid,
.gallery-grid,
.repro-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.chart-stack {
  grid-template-columns: 1fr;
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.panel-header h3 {
  margin: 0;
}

.control-row {
  justify-content: flex-end;
}

.control-row label {
  display: grid;
  gap: 0.3rem;
  color: var(--muted);
  font-size: 0.82rem;
}

select {
  min-width: 10rem;
  padding: 0.48rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}

svg {
  display: block;
  width: 100%;
  height: auto;
  min-height: 360px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.config-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem 0.9rem;
  margin: 0;
}

.config-list dt {
  color: var(--text);
  font-weight: 600;
}

.config-list dd {
  margin: 0;
  color: var(--muted);
}

.bibtex-block {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text);
}

.image-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(18, 22, 28, 0.82);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
  z-index: 1200;
}

.image-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.image-modal img {
  width: auto;
  max-width: min(96vw, 1720px);
  max-height: 92vh;
  height: auto;
  padding: 0.35rem;
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.48);
  cursor: zoom-out;
}

.image-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
  font-size: 0;
  line-height: 0;
  appearance: none;
  cursor: pointer;
}

.image-modal-close::before,
.image-modal-close::after {
  content: "";
  position: absolute;
  width: 1.15rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  left: 50%;
  top: 50%;
  transform-origin: center;
}

.image-modal-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.image-modal-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

body.modal-open {
  overflow: hidden;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 350ms ease, transform 350ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .metric-grid,
  .support-grid,
  .gallery-grid,
  .repro-grid {
    grid-template-columns: 1fr;
  }

  .panel-header {
    flex-direction: column;
  }

  .control-row {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 1rem, 1160px);
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  svg {
    min-height: 300px;
  }
}