@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --ink: #f7fbff;
  --muted: #a9c4d4;
  --soft: #6f94a8;
  --line: rgba(206, 238, 255, 0.18);
  --panel: #21475f;
  --panel-deep: #122b3d;
  --blue: #80cbc4;
  --yellow: #ffc600;
  --bg: #193549;
  --max: 1240px;
  --content-max: 1120px;
  --sans: 'Space Grotesk', 'Trebuchet MS', sans-serif;
  --mono: 'DM Mono', 'Courier New', monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  content: '';
  opacity: 0.2;
  background-image: linear-gradient(rgba(128, 203, 196, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(128, 203, 196, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 75%);
  pointer-events: none;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--yellow);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

code,
pre,
var {
  font-family: var(--mono);
}

code {
  padding: 0.16em 0.36em;
  border: 1px solid var(--line);
  background: rgba(18, 43, 61, 0.58);
  border-radius: 4px;
  color: var(--blue);
  font-size: 0.95em;
}

pre {
  margin: 0 0 20px;
  padding: 16px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(18, 43, 61, 0.9);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.55;
}

pre code {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
}

.gh-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(18, 43, 61, 0.82);
  backdrop-filter: blur(14px);
}

.gh-header-inner {
  display: flex;
  align-items: center;
  min-height: 76px;
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
}

.gh-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.gh-nav a {
  color: var(--muted);
}

.gh-nav a:hover,
.gh-nav a:first-child {
  color: var(--yellow);
}

.gh-nav-man {
  margin-right: auto;
}

.gh-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.gh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 0;
  font-weight: 600;
  font-size: 14px;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.gh-btn-outline {
  color: var(--ink);
  background: rgba(18, 43, 61, 0.72);
}

.gh-btn-primary {
  color: var(--panel-deep);
  border-color: transparent;
  background: var(--yellow);
}

.gh-btn-outline:hover {
  color: var(--yellow);
  border-color: var(--yellow);
  background: rgba(18, 43, 61, 0.95);
}

.gh-btn-primary:hover {
  color: var(--panel-deep);
  background: var(--blue);
}

.gh-repo-page,
.gh-man-page {
  width: min(calc(100% - 48px), var(--content-max));
  margin: 0 auto;
  padding: 42px 0 72px;
}

.gh-repo-header,
.gh-man-header {
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.gh-repo-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.gh-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--soft);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.gh-breadcrumb strong {
  color: var(--yellow);
  font-weight: 500;
}

.gh-repo-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.gh-repo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 22px;
}

.gh-readme,
.gh-man-body,
.gh-repo-sidebar {
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--panel);
}

.gh-readme,
.gh-man-body {
  min-width: 0;
  padding: 28px;
}

.gh-readme h1 {
  margin-bottom: 20px;
  color: var(--yellow);
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 0.96;
}

.gh-readme h2,
.gh-man-section h2 {
  margin: 32px 0 14px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.gh-man-section h2 {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--yellow);
  font-size: 14px;
}

.gh-readme-lead,
.gh-readme p,
.gh-readme li,
.gh-readme dd,
.gh-man-section p,
.gh-man-section dd {
  color: var(--muted);
  font-size: 16px;
}

.gh-readme p,
.gh-readme ul,
.gh-readme dl,
.gh-man-section p,
.gh-man-section pre,
.gh-man-dl {
  margin: 0 0 16px;
}

.gh-readme ul,
.gh-topic-list,
.gh-repo-meta {
  padding-left: 0;
  list-style: none;
}

.gh-readme ul li,
.gh-topic-list li,
.gh-repo-meta li {
  position: relative;
  padding-left: 18px;
}

.gh-readme ul li + li,
.gh-topic-list li + li,
.gh-repo-meta li + li {
  margin-top: 8px;
}

.gh-readme ul li::before,
.gh-topic-list li::before,
.gh-repo-meta li::before {
  position: absolute;
  left: 0;
  top: 0.48em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  content: '';
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(128, 203, 196, 0.12);
}

.gh-readme-dl dt,
.gh-man-dl dt {
  margin-top: 14px;
  color: var(--ink);
  font-weight: 600;
}

.gh-readme-dl dd,
.gh-man-dl dd {
  margin: 6px 0 0;
}

.gh-readme-dl dd {
  padding-left: 0;
}

.gh-man-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 12px 0 0;
  color: var(--soft);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.gh-man-section + .gh-man-section {
  margin-top: 26px;
}

.gh-man-synopsis {
  margin: 0;
  font-size: 14px;
}

.gh-repo-sidebar {
  align-self: start;
  padding: 22px;
  background: var(--panel-deep);
}

.gh-repo-sidebar h2,
.gh-repo-sidebar h3 {
  margin: 0 0 10px;
  color: var(--yellow);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.gh-repo-sidebar h3 {
  margin-top: 18px;
}

.gh-repo-sidebar p,
.gh-repo-meta {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.gh-repo-meta a {
  color: var(--ink);
}

.gh-lang-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.gh-lang-python {
  background: var(--yellow);
}

.gh-back-home {
  width: min(calc(100% - 48px), var(--content-max));
  margin: -34px auto 30px;
}

.gh-back-home .gh-repo-meta {
  margin: 0;
}

.gh-footer {
  padding: 26px 0 34px;
  border-top: 1px solid var(--line);
  background: rgba(18, 43, 61, 0.7);
}

.gh-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: min(calc(100% - 48px), var(--content-max));
  margin-inline: auto;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
}

.gh-footer a {
  color: var(--blue);
}

.gh-footer-sep {
  color: var(--soft);
}

@media (max-width: 1011px) {
  .gh-repo-layout {
    grid-template-columns: 1fr;
  }

  .gh-repo-sidebar {
    order: 2;
  }
}

@media (max-width: 767px) {
  .gh-header-inner {
    min-height: 64px;
    width: min(calc(100% - 32px), var(--max));
  }

  .gh-repo-page,
  .gh-man-page,
  .gh-footer-inner,
  .gh-back-home {
    width: min(calc(100% - 32px), var(--content-max));
  }

  .gh-repo-page,
  .gh-man-page {
    padding-top: 28px;
    padding-bottom: 54px;
  }

  .gh-readme,
  .gh-man-body,
  .gh-repo-sidebar {
    padding: 20px;
  }

  .gh-readme h1 {
    font-size: clamp(32px, 12vw, 44px);
  }

  .gh-repo-header-actions {
    width: 100%;
  }

  .gh-btn {
    flex: 1;
  }
}