:root {
  --bg: #0d120d;
  --panel: #131d13;
  --panel-soft: #172417;
  --text: #ebf8e7;
  --muted: #9fb49b;
  --line: #2a3f2a;
  --primary: #97ce5d;
  --primary-soft: rgba(151, 206, 93, 0.16);
  --shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, #253624 0%, var(--bg) 42%, #070b07 100%);
}

a {
  color: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid rgba(151, 206, 93, 0.24);
  background: rgba(10, 16, 10, 0.84);
  backdrop-filter: blur(10px);
}

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

.brand img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.top-links {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.top-links a {
  text-decoration: none;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 0.86rem;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.top-links a:hover {
  color: #efffe2;
  border-color: rgba(151, 206, 93, 0.55);
  background: var(--primary-soft);
}

.layout {
  width: min(1260px, 94%);
  margin: 20px auto 36px;
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  gap: 16px;
}

.sidebar {
  position: sticky;
  top: 76px;
  align-self: start;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--panel), #111911);
  box-shadow: var(--shadow);
  padding: 14px;
}

.search-wrap {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.search-wrap span {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
}

.search-wrap input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #0f170f;
  color: var(--text);
  font-size: 0.9rem;
  padding: 10px 11px;
  outline: none;
}

.search-wrap input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(151, 206, 93, 0.23);
}

.toc {
  display: grid;
  gap: 6px;
}

.toc-group {
  border: 1px solid #2a3f2a;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(18, 28, 18, 0.7);
}

.toc-group-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 0;
  background: #182618;
  color: #d8f4c0;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  padding: 9px 10px;
  cursor: pointer;
}

.toc-chevron {
  transition: transform 0.18s ease;
}

.toc-group.open .toc-chevron {
  transform: rotate(0deg);
}

.toc-group:not(.open) .toc-chevron {
  transform: rotate(-90deg);
}

.toc-links {
  display: grid;
  gap: 5px;
  padding: 7px;
}

.toc-group:not(.open) .toc-links {
  display: none;
}

.toc a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.9rem;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px 10px;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.toc a:hover,
.toc a.active {
  color: #eafadb;
  border-color: rgba(151, 206, 93, 0.48);
  background: var(--primary-soft);
}

.toc-tag {
  border: 1px solid #355535;
  border-radius: 999px;
  color: #caeeb0;
  background: #142114;
  padding: 2px 7px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.35px;
}

.content {
  min-width: 0;
}

.hero {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(27, 42, 27, 0.95), rgba(15, 24, 15, 0.95));
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 14px;
}

.eyebrow {
  margin: 0 0 8px;
  color: #b8eb85;
  font-size: 0.82rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 700;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

.hero p {
  margin: 0;
  color: var(--muted);
  max-width: 72ch;
}

.doc-section {
  margin-top: 14px;
}

.doc-page {
  display: none;
}

.doc-page.active {
  display: block;
}

.doc-section h2 {
  margin: 0 0 9px;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
}

.page-tags {
  margin: 0 0 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-tag {
  border: 1px solid #3a5d3a;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.72rem;
  color: #cff1b5;
  text-transform: uppercase;
  letter-spacing: 0.32px;
  background: rgba(151, 206, 93, 0.1);
}

.lead {
  margin: 0 0 10px;
  color: var(--muted);
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--panel), #121a12);
  box-shadow: var(--shadow);
  padding: 14px;
}

.card + .card {
  margin-top: 8px;
}

.card h3 {
  margin: 0 0 9px;
  font-size: 1rem;
}

.card p {
  margin: 0 0 8px;
  color: var(--muted);
}

.page-nav {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.page-nav-link {
  flex: 1;
  text-decoration: none;
  border: 1px solid #355535;
  border-radius: 10px;
  background: #152115;
  color: #d4f5b7;
  font-size: 0.84rem;
  padding: 9px 10px;
  transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.page-nav-link.next {
  text-align: right;
}

.page-nav-link:hover {
  border-color: rgba(151, 206, 93, 0.64);
  background: rgba(151, 206, 93, 0.16);
}

.page-nav-link.disabled {
  pointer-events: none;
  opacity: 0.45;
}

.stack {
  display: grid;
  gap: 10px;
}

.content-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card h4 {
  margin: 0 0 8px;
  font-size: 0.92rem;
  color: #dff7cb;
}

.muted-list {
  margin: 6px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.muted-list li {
  margin-top: 4px;
}

.callout {
  border: 1px solid #355535;
  border-radius: 11px;
  background: rgba(151, 206, 93, 0.09);
  padding: 10px 11px;
  color: #d9f3c3;
  font-size: 0.9rem;
}

.function-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.function-table th,
.function-table td {
  border: 1px solid #2e492e;
  padding: 8px;
  text-align: left;
  vertical-align: top;
}

.function-table th {
  background: #192919;
  color: #d8f6bc;
}

.function-table td {
  color: var(--muted);
}

.function-table code {
  color: #dff8c4;
}

code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.88em;
  color: #d4f7b2;
}

pre {
  margin: 10px 0 0;
  overflow-x: auto;
  border: 1px solid #2a3e2a;
  border-radius: 10px;
  background: #0c140c;
  padding: 11px;
}

pre code {
  font-size: 0.86rem;
  color: #d9f6be;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  border: 1px solid #294029;
  text-align: left;
  padding: 8px 9px;
}

th {
  color: #d8f6bc;
  background: #182518;
}

td {
  color: var(--muted);
}

.empty-state {
  border: 1px dashed #406140;
  border-radius: 12px;
  color: #cdecb1;
  background: rgba(151, 206, 93, 0.08);
  padding: 10px 12px;
}

ul {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

li + li {
  margin-top: 5px;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }

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

  .sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .top-links {
    flex-wrap: wrap;
  }
}