:root {
  --md-primary-fg-color: #14324a;
  --md-primary-fg-color--light: #235170;
  --md-primary-fg-color--dark: #0d2538;
  --md-accent-fg-color: #3974d7;
  --trace-ink: #17242d;
  --trace-muted: #5f717b;
  --trace-line: #d8e1e5;
  --trace-surface: #f7f9f9;
  --trace-surface-strong: #edf3f5;
  --trace-blue: #3974d7;
  --trace-teal: #159b91;
  --trace-teal-text: #0b746d;
  --trace-coral: #e85d4a;
  --trace-gold: #e5a62b;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: #10191f;
  --md-default-fg-color: #edf3f5;
  --md-default-fg-color--light: #b9c7cd;
  --md-code-bg-color: #17242d;
  --trace-ink: #edf3f5;
  --trace-muted: #aebdc4;
  --trace-line: #33454f;
  --trace-surface: #17242d;
  --trace-surface-strong: #20313a;
  --trace-teal-text: #4fd1c5;
}

body,
input {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

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

.md-header,
.md-tabs {
  background-color: #14324a;
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  height: 2rem;
  width: 2rem;
}

.md-main__inner {
  margin-top: 1rem;
}

.md-content__inner {
  padding-bottom: 3rem;
}

.md-content__inner > .trace-hero:first-child {
  margin-top: 0;
}

.trace-hero {
  background:
    radial-gradient(circle at 8% 0%, rgba(57, 116, 215, 0.16), transparent 34%),
    radial-gradient(circle at 92% 100%, rgba(21, 155, 145, 0.13), transparent 30%),
    var(--trace-surface);
  border: 1px solid var(--trace-line);
  border-radius: 1.1rem;
  padding: clamp(1.5rem, 4vw, 3.4rem);
  text-align: center;
}

.trace-hero__brand {
  align-items: center;
  color: var(--trace-ink);
  display: inline-flex;
  font-size: 4.8rem;
  font-weight: 700;
  gap: 0.9rem;
  line-height: 1;
  margin: 0 auto 1.4rem;
}

.trace-hero .trace-hero__mark {
  display: block;
  height: 4rem;
  width: 4rem;
}

.trace-hero h1 {
  color: var(--trace-ink);
  font-size: clamp(1.75rem, 3.6vw, 2.45rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin: 0 auto 0.8rem;
  max-width: 34ch;
}

.trace-hero__byline {
  color: var(--trace-muted);
  font-size: 0.86rem;
  line-height: 1.55;
  margin: 0 auto 1.25rem;
}

.trace-hero__summary {
  color: var(--trace-ink);
  font-size: clamp(0.9rem, 2vw, 1.05rem);
  line-height: 1.7;
  margin: 0 auto;
  max-width: 48rem;
}

.trace-resource-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.trace-resource-links .md-button {
  border-radius: 999px;
  font-size: 0.76rem;
  margin: 0;
  padding: 0.55rem 1rem;
}

.trace-stat-grid,
.trace-result-grid,
.trace-doc-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 1.6rem 0;
}

.trace-stat,
.trace-result,
.trace-doc-card {
  background: var(--trace-surface);
  border: 1px solid var(--trace-line);
  border-radius: 0.8rem;
  color: var(--trace-ink);
  padding: 1.05rem;
}

.trace-stat {
  text-align: center;
}

.trace-stat__value {
  color: var(--trace-blue);
  display: block;
  font-size: clamp(1.35rem, 4vw, 2rem);
  font-weight: 750;
  line-height: 1.15;
}

.trace-stat__label {
  color: var(--trace-muted);
  display: block;
  font-size: 0.72rem;
  margin-top: 0.25rem;
}

.trace-paper-figure {
  margin: 2rem 0 2.4rem;
}

.trace-paper-figure img {
  border: 1px solid var(--trace-line);
  border-radius: 0.8rem;
  display: block;
  width: 100%;
}

.trace-paper-figure figcaption {
  color: var(--trace-muted);
  font-size: 0.7rem;
  line-height: 1.5;
  margin: 0.55rem auto 0;
  max-width: 56rem;
  text-align: center;
}

.trace-doc-card h3 {
  color: var(--trace-ink);
  font-size: 0.95rem;
  margin: 0 0 0.35rem;
}

.trace-doc-card p {
  color: var(--trace-muted);
  font-size: 0.75rem;
  line-height: 1.55;
  margin: 0;
}

.trace-result {
  border-top: 0.25rem solid var(--trace-blue);
  padding: 1.2rem;
}

.trace-result:nth-child(2) {
  border-top-color: var(--trace-teal);
}

.trace-result__model {
  color: var(--trace-muted);
  display: block;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.trace-result__scores {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  font-size: clamp(1rem, 2.7vw, 1.35rem);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  gap: 0.5rem;
  margin: 0.65rem 0;
}

.trace-result__label {
  color: var(--trace-muted);
  display: block;
  font-size: 0.58rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  line-height: 1.2;
  text-transform: uppercase;
}

.trace-result__arrow {
  color: var(--trace-muted);
}

.trace-result__delta {
  color: var(--trace-teal-text);
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
}

.trace-doc-card {
  display: block;
  text-decoration: none;
  transition: border-color 120ms ease, transform 120ms ease;
}

.trace-doc-card:hover,
.trace-doc-card:focus-visible {
  border-color: var(--trace-blue);
  transform: translateY(-2px);
}

.trace-branch-note {
  background: var(--trace-surface-strong);
  border-left: 0.2rem solid var(--trace-gold);
  border-radius: 0.3rem;
  color: var(--trace-ink);
  font-size: 0.76rem;
  line-height: 1.6;
  margin-top: 1.5rem;
  padding: 0.9rem 1rem;
}

@media (min-width: 60rem) {
  .trace-stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .trace-doc-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 35rem) {
  .trace-result-grid,
  .trace-doc-grid {
    grid-template-columns: 1fr;
  }

  .trace-hero {
    border-radius: 0.75rem;
    padding: 1.35rem 1rem;
  }

  .trace-hero__brand {
    font-size: 3.2rem;
    gap: 0.6rem;
  }

  .trace-hero .trace-hero__mark {
    height: 2.7rem;
    width: 2.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .trace-doc-card {
    transition: none;
  }
}