:root {
  color-scheme: light;
  --bg: #f7f8f5;
  --surface: #ffffff;
  --text: #17201d;
  --muted: #5b6762;
  --line: #d9e0dc;
  --green: #2f8f4e;
  --green-dark: #1d5f36;
  --amber: #d99716;
  --charcoal: #11191f;
  --topbar-bg: rgba(247, 248, 245, 0.92);
  --inline-code-bg: #eef3ef;
  --inline-code-line: #dce5df;
  --terminal-bg: #10181d;
  --terminal-bar: #172229;
  --terminal-line: #26343d;
}

* {
  box-sizing: border-box;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0d1310;
    --surface: #141c18;
    --text: #edf5ef;
    --muted: #a6b5ad;
    --line: #2b3831;
    --green: #7dd66a;
    --green-dark: #98df86;
    --amber: #e4b43e;
    --charcoal: #070b09;
    --topbar-bg: rgba(13, 19, 16, 0.92);
    --inline-code-bg: #1d2923;
    --inline-code-line: #33433b;
    --terminal-bg: #050807;
    --terminal-bar: #111a16;
    --terminal-line: #2d3b34;
  }
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f8f5;
  --surface: #ffffff;
  --text: #17201d;
  --muted: #5b6762;
  --line: #d9e0dc;
  --green: #2f8f4e;
  --green-dark: #1d5f36;
  --amber: #d99716;
  --charcoal: #11191f;
  --topbar-bg: rgba(247, 248, 245, 0.92);
  --inline-code-bg: #eef3ef;
  --inline-code-line: #dce5df;
  --terminal-bg: #10181d;
  --terminal-bar: #172229;
  --terminal-line: #26343d;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1310;
  --surface: #141c18;
  --text: #edf5ef;
  --muted: #a6b5ad;
  --line: #2b3831;
  --green: #7dd66a;
  --green-dark: #98df86;
  --amber: #e4b43e;
  --charcoal: #070b09;
  --topbar-bg: rgba(13, 19, 16, 0.92);
  --inline-code-bg: #1d2923;
  --inline-code-line: #33433b;
  --terminal-bg: #050807;
  --terminal-bar: #111a16;
  --terminal-line: #2d3b34;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  padding: 12px 20px;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  font-weight: 700;
  gap: 10px;
  text-decoration: none;
}

.brand img {
  border-radius: 8px;
  height: 34px;
  width: 34px;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
}

.nav-links a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

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

.nav-links .sponsor-link {
  color: #b84b6b;
  font-weight: 700;
}

.theme-toggle {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  min-height: 30px;
  padding: 4px 10px;
}

.theme-toggle:hover {
  border-color: var(--green);
}

.hero {
  background: var(--charcoal);
  color: #f8fbf7;
}

.hero-inner {
  align-items: center;
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1.1fr) minmax(220px, 340px);
  margin: 0 auto;
  max-width: 1120px;
  min-height: min(760px, calc(100vh - 56px));
  padding: 72px 20px 64px;
}

.eyebrow {
  color: #95db85;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 12px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(40px, 7vw, 82px);
  line-height: 0.98;
  letter-spacing: 0;
  margin: 0;
}

.hero p {
  color: #d9e4de;
  font-size: 19px;
  margin: 22px 0 0;
  max-width: 660px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: 8px;
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  text-decoration: none;
}

.button.primary {
  background: #79c85d;
  color: #0d1712;
}

.button.secondary {
  border-color: #45534d;
  color: #f8fbf7;
}

.button.sponsor {
  background: #f6dbe4;
  border-color: #f0b6c8;
  color: #7a2944;
}

.hero-logo {
  display: block;
  justify-self: center;
  max-width: 320px;
  width: 100%;
}

.band {
  border-bottom: 1px solid var(--line);
}

.section {
  margin: 0 auto;
  max-width: 1120px;
  padding: 56px 20px;
}

.section h2 {
  font-size: 30px;
  line-height: 1.15;
  margin: 0 0 18px;
}

.lead {
  color: var(--muted);
  max-width: 760px;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
}

.item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.item h3 {
  font-size: 18px;
  margin: 0 0 8px;
}

.item p {
  color: var(--muted);
  margin: 0;
}

.code,
.terminal {
  background: var(--terminal-bg);
  border-radius: 8px;
  color: #f8fbf7;
  overflow-x: auto;
}

.code {
  padding: 18px;
}

.code code,
.terminal code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 14px;
}

.terminal {
  border: 1px solid var(--terminal-line);
  box-shadow: 0 18px 40px rgba(16, 24, 29, 0.14);
  margin-top: 24px;
}

.terminal-bar {
  align-items: center;
  background: var(--terminal-bar);
  border-bottom: 1px solid var(--terminal-line);
  display: flex;
  gap: 8px;
  padding: 10px 14px;
}

.terminal-bar span {
  border-radius: 50%;
  display: inline-block;
  height: 10px;
  width: 10px;
}

.terminal-bar span:nth-child(1) {
  background: #e45d5d;
}

.terminal-bar span:nth-child(2) {
  background: #d99716;
}

.terminal-bar span:nth-child(3) {
  background: #79c85d;
}

.terminal-bar strong {
  color: #aebbb6;
  font-size: 13px;
  font-weight: 700;
  margin-left: 6px;
}

.terminal pre {
  margin: 0;
  padding: 18px;
}

.doc-content .terminal {
  margin: 16px 0;
}

.prompt {
  color: #95db85;
  font-weight: 700;
}

.links-list {
  columns: 2;
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.links-list li {
  break-inside: avoid;
  margin: 0 0 10px;
}

.footer {
  color: var(--muted);
  font-size: 14px;
  padding: 28px 20px;
  text-align: center;
}

.doc-shell {
  background: var(--bg);
  min-height: 100vh;
}

.doc-page {
  display: grid;
  gap: 32px;
  grid-template-columns: 220px minmax(0, 820px);
  margin: 0 auto;
  max-width: 1120px;
  padding: 42px 20px 72px;
}

.doc-nav {
  align-self: start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  position: sticky;
  top: 76px;
}

.doc-nav a {
  color: var(--muted);
  display: block;
  font-size: 14px;
  margin: 0 0 10px;
  text-decoration: none;
}

.doc-nav a:hover {
  color: var(--text);
}

.doc-content {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 34px;
}

.doc-content h1 {
  font-size: 42px;
  line-height: 1.05;
  margin-bottom: 14px;
}

.doc-content h2 {
  border-top: 1px solid var(--line);
  font-size: 26px;
  margin: 34px 0 14px;
  padding-top: 28px;
}

.doc-content h2:first-child {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}

.doc-content h3 {
  font-size: 18px;
  margin: 24px 0 8px;
}

.doc-content p,
.doc-content li {
  color: var(--muted);
}

.doc-content code {
  background: var(--inline-code-bg);
  border: 1px solid var(--inline-code-line);
  border-radius: 5px;
  color: var(--text);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.95em;
  padding: 1px 5px;
}

.doc-content pre {
  background: var(--terminal-bg);
  border-radius: 8px;
  color: #f8fbf7;
  margin: 16px 0;
  overflow-x: auto;
  padding: 18px;
}

.doc-content pre code {
  background: transparent;
  border: 0;
  color: inherit;
  padding: 0;
}

.doc-content table {
  border-collapse: collapse;
  margin: 18px 0;
  width: 100%;
}

.doc-content th,
.doc-content td {
  border: 1px solid var(--line);
  padding: 10px;
  text-align: left;
}

.doc-content th {
  background: var(--inline-code-bg);
}

@media (max-width: 820px) {
  .hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 48px;
  }

  .hero-logo {
    max-width: 220px;
  }

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

  .links-list {
    columns: 1;
  }

  .doc-page {
    grid-template-columns: 1fr;
    padding-top: 24px;
  }

  .doc-nav {
    position: static;
  }

  .doc-content {
    padding: 24px 18px;
  }

  .doc-content h1 {
    font-size: 34px;
  }
}