:root {
  --cap-navy: #14233a;
  --cap-blue: #245c96;
  --cap-orange: #c7672d;
  --cap-rule: #dce3ea;
  --cap-muted: #607086;
  --cap-soft: #f5f8fb;
}

body {
  color: var(--cap-navy);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.68;
}

.navbar {
  background: #fff !important;
  border-bottom: 1px solid var(--cap-rule);
  box-shadow: none;
  min-height: 4rem;
}

.navbar-brand {
  color: var(--cap-navy) !important;
  font-size: 1.28rem;
  font-weight: 720;
}

.navbar-nav .nav-link {
  color: #344a63 !important;
  font-size: 0.94rem;
  font-weight: 560;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus,
a:hover {
  color: var(--cap-orange) !important;
}

a:focus-visible,
button:focus-visible,
.form-control:focus-visible,
input:focus-visible,
.nav-link:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--cap-orange) 70%, white);
  outline-offset: 3px;
}

h1,
h2,
h3,
h4 {
  color: var(--cap-navy);
  font-weight: 690;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.15rem);
}

h2 {
  border-bottom: 1px solid var(--cap-rule);
  font-size: 1.62rem;
  margin-top: 2.8rem;
  padding-bottom: 0.5rem;
}

h3 {
  font-size: 1.2rem;
  margin-top: 2rem;
}

.template-home .page-header {
  border-bottom: 0;
  margin: 1.4rem 0 0.4rem;
  padding-bottom: 0;
}

.template-home .contents > p:first-of-type {
  color: #425970;
  font-size: 1.16rem;
  line-height: 1.62;
  max-width: 54rem;
}

.contents p,
.contents li {
  max-width: 76ch;
}

.science-figure {
  border-bottom: 1px solid var(--cap-rule);
  border-top: 1px solid var(--cap-rule);
  margin: 1.5rem 0 2rem;
  padding: 0.8rem 0;
}

.science-figure img,
.contents img {
  display: block;
  height: auto;
  max-width: 100%;
  object-fit: contain;
}

.science-figure figcaption {
  color: var(--cap-muted);
  font-size: 0.88rem;
  line-height: 1.5;
  margin-top: 0.65rem;
  max-width: 76ch;
}

.science-flow {
  border-bottom: 1px solid var(--cap-rule);
  border-top: 1px solid var(--cap-rule);
  display: grid;
  gap: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  margin: 1.4rem 0 2rem;
  padding: 0;
}

.science-flow li {
  color: var(--cap-navy);
  font-size: 0.94rem;
  font-weight: 650;
  padding: 0.9rem 1rem;
  position: relative;
}

.science-flow li + li {
  border-left: 1px solid var(--cap-rule);
}

pre,
.table-responsive {
  max-width: 100%;
  overflow-x: auto;
}

pre {
  background: var(--cap-soft);
  border: 1px solid var(--cap-rule);
  border-radius: 3px;
  color: #1d2f42;
  padding: 1rem 1.1rem;
}

code {
  color: #315b86;
}

.sourceCode pre code {
  color: #1d2f42;
}

.alert,
.callout {
  background: var(--cap-soft);
  border: 0;
  border-left: 4px solid var(--cap-blue);
  border-radius: 2px;
}

.table {
  border-color: var(--cap-rule);
}

.table thead th {
  border-bottom-width: 1px;
  color: var(--cap-navy);
  font-weight: 650;
}

.sidebar .nav-link,
.page-header .doi,
.text-muted,
figcaption {
  color: var(--cap-muted) !important;
}

.toc-active .nav-link.active {
  border-left-color: var(--cap-orange);
  color: var(--cap-orange) !important;
}

footer {
  border-top: 1px solid var(--cap-rule);
  color: var(--cap-muted);
  margin-top: 4rem;
  padding-top: 1.5rem;
}

[data-bs-theme="dark"] body {
  --cap-navy: #edf4fb;
  --cap-rule: #35465a;
  --cap-muted: #acbbca;
  --cap-soft: #1b2939;
  background: #111b29;
}

[data-bs-theme="dark"] .navbar {
  background: #111b29 !important;
}

[data-bs-theme="dark"] .navbar-nav .nav-link,
[data-bs-theme="dark"] .navbar-brand,
[data-bs-theme="dark"] h1,
[data-bs-theme="dark"] h2,
[data-bs-theme="dark"] h3,
[data-bs-theme="dark"] h4 {
  color: #edf4fb !important;
}

[data-bs-theme="dark"] pre {
  color: #edf4fb;
}

[data-bs-theme="dark"] .sourceCode pre code {
  color: #edf4fb;
}

@media (max-width: 767px) {
  body {
    font-size: 0.98rem;
  }

  h1 {
    font-size: 2.05rem;
  }

  .navbar {
    min-height: 3.6rem;
  }

  .science-flow {
    grid-template-columns: 1fr 1fr;
  }

  .science-flow li:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--cap-rule);
  }

  .science-flow li:nth-child(4) {
    border-top: 1px solid var(--cap-rule);
  }
}