:root {
  --bg: #dbeaf7;
  --bg-strong: #c4dcf1;
  --bg-top: #eef6fc;
  --paper: rgba(255, 255, 255, 0.88);
  --paper-strong: rgba(255, 255, 255, 0.96);
  --line: rgba(255, 255, 255, 0.58);
  --line-strong: rgba(255, 255, 255, 0.82);
  --ink: #17324d;
  --muted: #4b6987;
  --accent: #fc8200;
  --accent-deep: #dca91c;
  --shadow: rgba(23, 50, 77, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --max-width: 1240px;
  --mono: "SFMono-Regular", "SF Mono", "Cascadia Code", "JetBrains Mono", monospace;
  --sans: "Segoe UI", "Avenir Next", "Helvetica Neue", sans-serif;
  --code-bg: #17324d;
  --code-ink: #f4f8fb;
  --code-keyword: #8ed0ff;
  --code-type: #ffe08a;
  --code-string: #b9f2c4;
  --code-number: #f6b3c6;
  --code-attr: #ffd261;
  --code-comment: #89a6bf;
  --control-bg: rgba(255, 255, 255, 0.6);
  --control-bg-strong: rgba(255, 255, 255, 0.92);
  --control-border: rgba(255, 255, 255, 0.84);
}

body[data-theme="dark"] {
  --bg: #0e2133;
  --bg-strong: #081723;
  --bg-top: #16314a;
  --paper: rgba(11, 26, 40, 0.84);
  --paper-strong: rgba(14, 31, 49, 0.96);
  --line: rgba(255, 255, 255, 0.06);
  --line-strong: rgba(255, 255, 255, 0.12);
  --ink: #e8f0f6;
  --muted: #9eb7ca;
  --shadow: rgba(0, 0, 0, 0.34);
  --code-bg: #07131d;
  --code-ink: #edf4fa;
  --control-bg: rgba(8, 19, 29, 0.62);
  --control-bg-strong: rgba(10, 24, 38, 0.92);
  --control-border: rgba(255, 255, 255, 0.1);
  background-color: #000000;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg) 38%, var(--bg-strong) 100%);
  background-size: 32px 32px, 32px 32px, 100% 100%;
  min-height: 100vh;
}

a {
  color: #1b5d92;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

body[data-theme="dark"] a {
  color: var(--ink);
}

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

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

.site-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 24px auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  background: color-mix(in srgb, var(--paper-strong) 82%, transparent);
  backdrop-filter: blur(18px);
  border: 1px solid var(--control-border);
  border-radius: 999px;
  box-shadow: 0 20px 45px var(--shadow);
  position: sticky;
  top: 16px;
  z-index: 10;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: inherit;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
}

.brand-mark strong {
  font-size: 1.1rem;
  letter-spacing: 0.01em;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.topbar-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.topnav a,
.button-link,
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--control-bg);
  border: 1px solid var(--control-border);
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
}

.topnav a:hover,
.button-link:hover,
.icon-button:hover,
.theme-toggle:hover {
  background: var(--control-bg-strong);
  transform: translateY(-1px);
}

.button-link.is-accent {
  background: var(--accent);
  border-color: rgba(220, 169, 28, 0.48);
  color: #FFFFFF;
}

.icon-button,
.theme-toggle {
  gap: 10px;
  min-width: 44px;
  min-height: 44px;
  padding: 10px 14px;
}

.icon-button svg,
.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.theme-toggle {
  appearance: none;
  cursor: pointer;
  font: inherit;
  color: var(--ink);
  background: var(--control-bg);
  border: 1px solid var(--control-border);
  border-radius: 999px;
  display: inline-flex;
}

.theme-toggle svg,
.theme-toggle:hover svg { position: relative; top: 3px; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 24px;
  margin-top: 28px;
}

.hero-card,
.panel,
.page-card,
.promo-card,
.stat-card,
.nav-card {
  background: var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: var(--radius-lg);
  box-shadow: 0 28px 60px var(--shadow);
  backdrop-filter: blur(20px);
}

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

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

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

.hero-copy {
  padding: 42px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--control-border);
  background: var(--control-bg);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.75;
  max-width: 60ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
  min-height: 100%;
  padding: 30px;
}

.hero-preview::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 22px;
  border: 1px dashed rgba(23, 50, 77, 0.14);
}

.hero-preview img {
  width: 112px;
  margin-bottom: 20px;
}

.hero-preview h2 {
  margin: 0 0 12px;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-preview pre {
  margin: 0;
  padding: 20px;
  border-radius: 20px;
  overflow: auto;
  background: var(--code-bg);
  color: var(--code-ink);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  width: 100%;
  font-size: 0.9rem;
  line-height: 1.55;
}

.section-grid {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.section-grid.columns-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.promo-card,
.stat-card,
.nav-card {
  padding: 24px;
}

.promo-card h3,
.nav-card h3,
.stat-card h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.promo-card p,
.nav-card p,
.stat-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.kicker {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.workflow .promo-card {
  position: relative;
  overflow: hidden;
}

.workflow .promo-card::after {
  content: "";
  position: absolute;
  top: 24px;
  right: 24px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 7px rgba(242, 195, 54, 0.2);
}

.docs-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 240px;
  gap: 24px;
  margin-top: 28px;
  align-items: start;
}

.sidebar,
.toc {
  position: sticky;
  top: 92px;
}

.sidebar,
.toc,
.page-card {
  padding: 24px;
}

.sidebar h2,
.toc h2 {
  margin: 0 0 14px;
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.sidebar-group + .sidebar-group {
  margin-top: 20px;
}

.sidebar-group ul,
.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-group li + li,
.toc li + li {
  margin-top: 6px;
}

.sidebar a,
.toc a {
  display: block;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--ink);
  text-decoration: none;
}

.sidebar a.is-active,
.sidebar a:hover,
.toc a:hover {
  background: color-mix(in srgb, var(--paper-strong) 80%, transparent);
}

.page-card {
  overflow: hidden;
}

.page-header {
  padding: 26px 32px;
  border-bottom: 1px solid rgba(23, 50, 77, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.46));
}

body[data-theme="dark"] .page-header {
  background: linear-gradient(180deg, rgba(14, 31, 49, 0.96), rgba(14, 31, 49, 0.62));
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-header h1 {
  margin: 14px 0 10px;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.05;
}

.page-header p {
  margin: 0;
  color: var(--muted);
  max-width: 64ch;
  line-height: 1.7;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-meta a {
  font-weight: 600;
}

.content {
  padding: 30px 32px 40px;
  line-height: 1.8;
}

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

.content h2,
.content h3,
.content h4,
.content h5,
.content h6 {
  margin-top: 2.2em;
  margin-bottom: 0.55em;
  line-height: 1.2;
  scroll-margin-top: 108px;
}

.content h2 {
  font-size: 1.8rem;
}

.content h3 {
  font-size: 1.35rem;
}

.content p,
.content ul,
.content ol,
.content blockquote,
.content table,
.content pre {
  margin-top: 1.1em;
  margin-bottom: 1.1em;
}

.content ul,
.content ol {
  padding-left: 1.4em;
}

.content li + li {
  margin-top: 0.34em;
}

.content blockquote {
  margin-left: 0;
  padding: 14px 18px;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.6);
  border-radius: 0 14px 14px 0;
  color: var(--muted);
}

.content pre {
  padding: 18px 20px;
  overflow: auto;
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 18px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  font-size: 0.9rem;
  line-height: 1.55;
  white-space: pre;
  tab-size: 2;
}

.code-block {
  position: relative;
  margin-top: 1.1em;
  margin-bottom: 1.1em;
}

.code-block pre,
.content .code-block pre {
  margin: 0;
}

.code-copy {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 1;
  appearance: none;
  border: 1px solid rgba(0, 0, 0, 0.88);
  background: rgba(0, 0, 0, 0.92);
  color: var(--code-ink);
  border-radius: 999px;
  padding: 6px 10px;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 120ms ease, transform 120ms ease;
}

body[data-theme="dark"] .code-copy {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.08);
}

.code-copy:hover {
  background: rgba(0, 0, 0, 0.84);
  transform: translateY(-1px);
}

body[data-theme="dark"] .code-copy:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-1px);
}

.code-copy.is-copied {
  background: rgba(3, 125, 0, 0.8);
  border-color: rgba(3, 125, 0, 0.6);
}

body[data-theme="dark"] .code-copy.is-copied {
  background: rgba(252, 130, 0, 0.2);
  border-color: rgba(252, 130, 0, 0.4);
}

.content code:not(pre code) {
  padding: 0.2em 0.45em;
  background: rgba(23, 50, 77, 0.08);
  border-radius: 7px;
  color: #123f63;
}

body[data-theme="dark"] .content code:not(pre code) {
  background: rgba(255, 255, 255, 0.08);
  color: #ffde7a;
}

.token-keyword {
  color: var(--code-keyword);
}

.token-type {
  color: var(--code-type);
}

.token-string {
  color: var(--code-string);
}

.token-number {
  color: var(--code-number);
}

.token-attr {
  color: var(--code-attr);
}

.token-comment {
  color: var(--code-comment);
  font-style: italic;
}

.token-function {
  color: #8fd9c9;
}

.token-operator {
  color: #d6e8f8;
}

.token-property {
  color: #c5dcff;
}

.token-punctuation {
  color: #b8cfe4;
}

.mermaid-block {
  padding: 18px 20px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--paper-strong) 86%, transparent);
  box-shadow: inset 0 0 0 1px rgba(23, 50, 77, 0.08);
  overflow-x: auto;
}

.mermaid-block svg {
  max-width: 100%;
  height: auto;
}

.mermaid-fallback {
  margin: 0;
  padding: 18px 20px;
  overflow: auto;
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 18px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.96rem;
  background: rgba(255, 255, 255, 0.72);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(23, 50, 77, 0.08);
}

.content th,
.content td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(23, 50, 77, 0.08);
}

.content th {
  background: rgba(255, 255, 255, 0.86);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.content hr {
  border: 0;
  height: 1px;
  margin: 32px 0;
  background: linear-gradient(90deg, transparent, rgba(23, 50, 77, 0.16), transparent);
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 24px 32px 32px;
  border-top: 1px solid rgba(23, 50, 77, 0.08);
}

.pager a {
  max-width: 48%;
  padding: 14px 16px;
  border-radius: 16px;
  text-decoration: none;
  background: color-mix(in srgb, var(--paper-strong) 70%, transparent);
  color: var(--ink);
}

.pager a span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.footer p {
  margin: 0;
}

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

@media (max-width: 1100px) {
  .hero,
  .docs-layout,
  .section-grid.columns-3,
  .workflow {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .toc {
    position: static;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(calc(100% - 20px), var(--max-width));
    margin: 12px auto 20px;
  }

  .topbar,
  .hero-copy,
  .hero-preview,
  .sidebar,
  .toc,
  .page-header,
  .content,
  .pager,
  .promo-card,
  .nav-card,
  .stat-card {
    padding-left: 18px;
    padding-right: 18px;
  }

  .topbar {
    border-radius: 24px;
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .hero h1 {
    font-size: 2.5rem;
  }
}