:root {
  --accent: #D9782D;
  --accent-soft: rgba(217, 120, 45, 0.12);
  --accent-strong: #C45D1C;
  --code-bg: #1D2A34;
  --code-ink: #EAF0F4;
  --ink: #16212C;
  --line: rgba(22, 33, 44, 0.14);
  --line-strong: rgba(22, 33, 44, 0.28);
  --mono: "SFMono-Regular", "Menlo", "Monaco", monospace;
  --muted: #5B6771;
  --panel: rgba(255, 252, 247, 0.82);
  --panel-strong: rgba(255, 250, 242, 0.94);
  --paper: #F6F1E8;
  --paper-strong: #EFE5D6;
  --radius: 22px;
  --sans: "Avenir Next", "Segoe UI", sans-serif;
  --shadow: 0 18px 50px rgba(25, 39, 51, 0.12);
  --steel: #2B4154;
}

:root[data-theme="dark"] {
  --accent: #F29A53;
  --accent-soft: rgba(242, 154, 83, 0.12);
  --accent-strong: #FFB16F;
  --code-bg: #0B1115;
  --code-ink: #EDF4F7;
  --ink: #EDF3F6;
  --line: rgba(222, 234, 239, 0.10);
  --line-strong: rgba(222, 234, 239, 0.20);
  --muted: #9EB0BB;
  --panel: rgba(19, 29, 36, 0.84);
  --panel-strong: rgba(17, 27, 33, 0.96);
  --paper: #0F161B;
  --paper-strong: #152129;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.34);
  --steel: #D5E0E7;
}

/* Global */

* {
  box-sizing: border-box;
}

a {
  color: inherit;
}

body {
  background: linear-gradient(
    var(--paper),
    color-mix(in srgb, var(--paper) 78%, #000000 8%) 42%,
    var(--paper-strong) 100%
  );
  color: var(--ink);
  font-family: var(--sans);
  margin: 0;
}

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

html {
  scroll-behavior: smooth;
}

img {
  display: block;
  max-width: 100%;
}

table {
  border-collapse: collapse;
  min-width: 40rem;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 0.8rem 0.9rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: rgba(22, 33, 44, 0.05);
  color: var(--ink);
}

/* Layout */

.site-shell {
  min-height: 100vh;
  position: relative;
}

.site-bg {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 2rem 2rem;
  inset: 0;
  mask-image: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.95),
    rgba(0, 0, 0, 0.22)
  );
  pointer-events: none;
  position: fixed;
}

.page-grid,
.topbar {
  position: relative;
  z-index: 1;
}

.topbar {
  align-items: center;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr auto auto;
  padding: 1.25rem 1.5rem 0;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 1rem;
  min-width: 0;
  text-decoration: none;
}

.brand-mark {
  box-shadow: var(--shadow);
  height: 56px;
}

.brand-copy {
  display: grid;
  gap: 0.18rem;
}

.brand-copy h1 {
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  margin: 0;
  padding: 0;
  text-transform: uppercase;
}

.brand-copy strong {
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy span,
.feature-card p,
.hero-summary,
.markdown li,
.markdown p,
.markdown td,
.markdown th,
.page-footer,
.path-list,
.section-card span,
.sidebar-label,
.topbar-meta {
  color: var(--muted);
}

.topbar-actions,
.topbar-meta {
  display: grid;
  gap: 0.35rem;
}

.topbar-meta {
  justify-items: end;
}

.theme-toggle {
  align-items: center;
  background: var(--panel-strong);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  box-shadow: var(--shadow);
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  gap: 0.55rem;
  padding: 0.7rem 0.95rem;
}

.theme-toggle-icon {
  font-size: 0.9rem;
}

.theme-toggle-label {
  font-family: var(--sans);
  font-size: 0.88rem;
  font-weight: 700;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  margin: 0;
  text-transform: uppercase;
}

.repo-link {
  color: var(--steel);
  font-weight: 700;
  text-decoration: none;
}

.page-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 19rem minmax(0, 1fr);
  padding: 1.5rem;
}

.sidebar {
  align-self: start;
  position: sticky;
  top: 1rem;
}

.code-shell,
.doc-frame,
.feature-card,
.hero,
.path-panel,
.section-card,
.sidebar-panel,
.toc {
  backdrop-filter: blur(8px);
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.sidebar-panel {
  padding: 1.25rem;
}

.sidebar-label {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.nav-group + .nav-group {
  margin-top: 1.25rem;
}

.nav-group-title {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 0.6rem;
}

.nav-list {
  display: grid;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  border-radius: 0.9rem;
  color: var(--muted);
  display: block;
  padding: 0.55rem 0.7rem;
  text-decoration: none;
  transition:
    background 120ms ease,
    color 120ms ease,
    transform 120ms ease;
}

.nav-list a:hover,
.nav-list a.is-active {
  background: var(--accent-soft);
  color: var(--ink);
  transform: translateX(3px);
}

.content,
.home-shell {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.home-shell {
  padding: 1.5rem;
  position: relative;
  z-index: 1;
}

/* Components */

.hero {
  display: grid;
  overflow: hidden;
  padding: 1.6rem;
  position: relative;
}

.home-hero {
  align-items: center;
  gap: 1.5rem;
  grid-template-columns: minmax(0, 1.05fr) minmax(22rem, 0.95fr);
  padding: 2rem;
}

.home-hero .badges {
  padding-top: 20px;
}

.home-hero .badges a {
  text-decoration: none;
}

.home-hero .badges a img {
  display: inline-block;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin: 0.35rem 0 0.65rem;
}

.hero-summary {
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
  max-width: 52rem;
}

.home-hero .hero-summary {
  color: var(--steel);
  font-size: 1.3rem;
}

.hero-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.15rem;
}

.hero-chip {
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 700;
  padding-right: 0.625rem;
}

.hero-visual {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  padding: 0.25rem 0 0;
}

.hero-logo-badge {
  align-items: center;
  align-self: flex-start;
  background: var(--panel-strong);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  display: inline-flex;
  justify-content: center;
  padding: 0.6rem 0.75rem;
}

.hero-logo-badge img {
  height: 2rem;
  width: 2rem;
}

.toc {
  padding: 1.25rem 1.4rem;
}

.toc-header h2 {
  font-size: 1.2rem;
  margin: 0.25rem 0 0;
}

.toc-list {
  display: grid;
  gap: 0.45rem;
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.toc-list a {
  color: var(--steel);
  text-decoration: none;
}

.landing-section {
  display: grid;
  gap: 1rem;
  padding: 1.4rem 1.5rem;
}

.action-button {
  align-items: center;
  background: var(--panel-strong);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink);
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  padding: 0.85rem 1.15rem;
  text-decoration: none;
}

.action-button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #FFF7EF;
}

.landing-section-head h2,
.path-panel h2 {
  font-size: 1.5rem;
  line-height: 1.15;
  margin: 0.3rem 0 0;
}

.feature-grid,
.section-card-grid {
  align-items: stretch;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.path-panel,
.section-card {
  padding: 1.2rem;
}

.feature-card p {
  line-height: 1.75;
  margin: 0;
}

.section-card {
  display: grid;
  gap: 0.55rem;
  min-height: 100%;
  text-decoration: none;
}

.section-card strong {
  font-size: 1.05rem;
}

a.section-card strong {
  text-decoration: underline;
}

.section-card span {
  line-height: 1.7;
}

.path-list {
  display: grid;
  gap: 0.6rem;
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.doc-frame {
  overflow: hidden;
  position: relative;
}

.doc-ruler {
  background:
    linear-gradient(var(--accent), var(--accent))
      0.35rem 1.1rem / 0.3rem calc(100% - 2.2rem) no-repeat,
    linear-gradient(
      180deg,
      rgba(217, 120, 45, 0.15),
      rgba(217, 120, 45, 0.03)
    );
  inset: 0 auto 0 0;
  position: absolute;
  width: 1rem;
}

.doc-body {
  padding: 2rem 2rem 2.4rem 2.5rem;
}

.markdown > :first-child {
  margin-top: 0;
}

.markdown > :last-child {
  margin-bottom: 0;
}

.markdown h1,
.markdown h2,
.markdown h3,
.markdown h4,
.markdown h5,
.markdown h6 {
  color: var(--ink);
  line-height: 1.12;
}

.markdown h1 {
  font-size: 2rem;
}

.markdown h2 {
  border-top: 1px solid var(--line);
  font-size: 1.45rem;
  margin-top: 2rem;
  padding-top: 1rem;
}

.markdown h3 {
  font-size: 1.1rem;
  margin-top: 1.35rem;
}

.markdown li,
.markdown p,
.markdown td,
.markdown th {
  font-size: 1rem;
  line-height: 1.8;
}

.markdown ol,
.markdown ul {
  padding-left: 1.35rem;
}

.markdown li + li {
  margin-top: 0.35rem;
}

.markdown a,
.path-list a {
  color: var(--steel);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.markdown code {
  background: rgba(22, 33, 44, 0.08);
  border-radius: 0.45rem;
  color: var(--ink);
  font-size: 0.92em;
  padding: 0.18rem 0.35rem;
}

.code-shell {
  background: var(--code-bg);
  color: var(--code-ink);
  min-width: 0;
  overflow: hidden;
}

.code-toolbar {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.9rem 1rem 0;
}

.code-language {
  color: #8FB7CF;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.copy-button {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: var(--code-ink);
  cursor: pointer;
  font-size: 0.78rem;
  padding: 0.45rem 0.8rem;
}

.code-block {
  color: var(--code-ink);
  margin: 0;
  overflow: auto;
  padding: 0.95rem 1rem 1rem;
}

.code-block code {
  background: transparent;
  color: inherit;
  display: block;
  padding: 0;
  white-space: pre;
}

.token-comment {
  color: #6F8A99;
}

.token-function {
  color: #9FD6FF;
}

.token-keyword {
  color: #FFB86B;
}

.token-number {
  color: #8CC8FF;
}

.token-property {
  color: #F1CA7A;
}

.token-string {
  color: #B7E58B;
}

.table-wrap {
  border: 1px solid var(--line-strong);
  border-radius: 1rem;
  margin: 1.2rem 0;
  overflow: auto;
}

.footer {
  color: var(--muted);
  padding: 32px 0 18px;
  text-align: center;
}

.footer p {
  margin: 0;
}

.footer-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 10px;
}

/* Responsive */

@media (max-width: 1080px) {
  .feature-grid,
  .page-grid,
  .section-card-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .hero,
  .hero-visual,
  .home-hero {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }

  .hero-visual {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .topbar,
  .page-grid,
  .home-shell {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .topbar {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }

  .topbar-meta {
    justify-items: start;
  }

  .doc-body {
    padding: 1.5rem 1.2rem 1.8rem 1.5rem;
  }

  .hero,
  .home-hero,
  .landing-section,
  .path-panel {
    padding: 1.25rem;
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .table-wrap table {
    min-width: 32rem;
  }
}