:root {
  color-scheme: light;
  --ink: #141923;
  --muted: #5f6b7a;
  --line: #d8dde6;
  --paper: #ffffff;
  --soft: #f6f8fb;
  --navy: #1c2637;
  --gold: #ffc928;
  --gold-dark: #e5a900;
  --link: #0a66c2;
  --max: 980px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--soft);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.nav {
  width: min(var(--max), calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.95rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--ink);
}

.hero {
  background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 56px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: center;
}

.hero h1,
.doc h1,
.docs-content h1 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero p {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.12rem;
}

.hero-icon {
  width: 188px;
  height: 188px;
  border-radius: 36px;
  box-shadow: 0 24px 70px rgb(28 38 55 / 18%);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
}

.button.primary {
  border-color: var(--gold-dark);
  background: var(--gold);
  color: #1d2028;
}

.content,
.doc {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.content {
  padding: 44px 0 70px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.summary-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}

.summary-card h2 {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 1.05rem;
  letter-spacing: 0;
}

.summary-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.doc {
  padding: 48px 0 78px;
}

.doc-shell {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: clamp(24px, 4vw, 46px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--gold-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.updated {
  margin: 14px 0 34px;
  color: var(--muted);
}

.doc h2 {
  margin: 34px 0 10px;
  color: var(--navy);
  font-size: 1.28rem;
  letter-spacing: 0;
}

.doc p,
.doc li {
  color: #313a46;
}

.doc ul {
  padding-left: 1.25rem;
}

.doc ol {
  padding-left: 1.25rem;
}

.doc code {
  padding: 0.08rem 0.28rem;
  border-radius: 4px;
  background: #eef2f7;
  color: #202938;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

.doc pre {
  overflow-x: auto;
  margin: 14px 0 22px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #17202d;
}

.doc pre code {
  padding: 0;
  background: transparent;
  color: #f8fafc;
}

.notice {
  margin: 26px 0;
  padding: 16px 18px;
  border-radius: 8px;
  border: 1px solid #f0d27a;
  background: #fff8db;
  color: #3d3212;
}

.docs {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 78px;
}

.docs-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.docs-nav {
  position: sticky;
  top: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.docs-nav a {
  display: block;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 700;
}

.docs-nav a:hover {
  background: var(--soft);
  color: var(--ink);
}

.docs-content {
  min-width: 0;
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.docs-content section {
  padding-top: 18px;
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.docs-content h2 {
  margin: 0 0 12px;
  color: var(--navy);
  font-size: 1.45rem;
  letter-spacing: 0;
}

.docs-content h3 {
  margin: 22px 0 8px;
  color: var(--navy);
  font-size: 1.05rem;
  letter-spacing: 0;
}

.docs-content p,
.docs-content li,
.docs-content dd,
.docs-content td {
  color: #313a46;
}

.lead {
  max-width: 760px;
  margin: 18px 0 24px;
  color: var(--muted);
  font-size: 1.08rem;
}

.steps {
  display: grid;
  gap: 10px;
  padding-left: 1.25rem;
}

.definition-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0 0;
}

.definition-list.compact {
  grid-template-columns: 1fr;
}

.definition-list div,
.command-doc {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
}

.definition-list div {
  padding: 16px;
}

.definition-list dt {
  margin-bottom: 4px;
  color: var(--navy);
  font-weight: 800;
}

.definition-list dd {
  margin: 0;
}

.command-doc {
  margin: 14px 0;
  padding: 18px;
}

.command-doc h3 {
  margin-top: 0;
}

.docs-content code {
  padding: 0.08rem 0.28rem;
  border-radius: 4px;
  background: #eef2f7;
  color: #202938;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

.docs-content table {
  width: 100%;
  margin-top: 12px;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  font-size: 0.95rem;
}

.docs-content th,
.docs-content td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}

.docs-content tr:last-child th,
.docs-content tr:last-child td {
  border-bottom: 0;
}

.docs-content th {
  width: 140px;
  background: #f4f7fb;
  color: var(--navy);
  font-weight: 800;
}

.docs-content ul {
  padding-left: 1.25rem;
}

.footer {
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-inner {
  width: min(var(--max), calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 0.94rem;
}

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

@media (max-width: 760px) {
  .nav {
    min-height: auto;
    padding: 16px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .hero-inner {
    padding: 44px 0 40px;
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-icon {
    width: 128px;
    height: 128px;
    order: -1;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .docs {
    padding: 28px 0 56px;
  }

  .docs-layout {
    grid-template-columns: 1fr;
  }

  .docs-nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .definition-list {
    grid-template-columns: 1fr;
  }

  .docs-content table {
    display: block;
    overflow-x: auto;
  }

  .footer-inner {
    padding: 20px 0;
    align-items: flex-start;
    flex-direction: column;
  }
}