:root {
  --bg: #050816;
  --bg-elevated: rgba(12, 18, 36, 0.88);
  --panel: rgba(12, 18, 36, 0.82);
  --panel-strong: rgba(16, 22, 44, 0.96);
  --panel-soft: rgba(255, 255, 255, 0.04);
  --text: #edf3ff;
  --muted: #9caad0;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --accent: #74d4ff;
  --accent-strong: #8f7dff;
  --accent-soft: #7af4ce;
  --danger: #ff8f95;
  --warning: #ffd27a;
  --success: #89f0bf;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.38);
  --shadow-soft: 0 16px 40px rgba(0, 0, 0, 0.22);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --content-width: 840px;
  --sidebar-width: 304px;
  --outline-width: 248px;
  --topbar-height: 72px;
  --transition: 180ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(116, 212, 255, 0.12), transparent 30%),
    radial-gradient(circle at top right, rgba(143, 125, 255, 0.12), transparent 34%),
    radial-gradient(circle at bottom center, rgba(122, 244, 206, 0.08), transparent 24%),
    linear-gradient(180deg, #050816 0%, #070a19 42%, #050816 100%);
  color: var(--text);
  font: 400 16px/1.7 "Avenir Next", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 50% 20%, #000 0, rgba(0, 0, 0, 0.9) 48%, transparent 84%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(circle at 16% 18%, rgba(116, 212, 255, 0.16), transparent 26%),
    radial-gradient(circle at 84% 12%, rgba(143, 125, 255, 0.16), transparent 24%),
    radial-gradient(circle at 50% 82%, rgba(122, 244, 206, 0.08), transparent 22%);
  filter: blur(36px);
  pointer-events: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

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

code,
pre {
  font-family: "SFMono-Regular", "JetBrains Mono", "Fira Code", "SFMono-Regular", Consolas, monospace;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  letter-spacing: -0.04em;
}

p {
  margin: 0 0 1rem;
  color: var(--muted);
}

ul,
ol {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

li + li {
  margin-top: 0.45rem;
}

strong {
  color: var(--text);
}

kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.7rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 0.75rem;
  line-height: 1;
}

.sidebar-scrim {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(2, 6, 14, 0.56);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.docs-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: 100vh;
}

.docs-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 20px 18px;
  border-right: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(11, 16, 32, 0.96), rgba(7, 11, 23, 0.96)),
    rgba(7, 11, 23, 0.94);
  overflow: auto;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.docs-sidebar-inner {
  display: grid;
  gap: 18px;
}

.docs-brand {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  box-shadow: var(--shadow-soft);
}

.docs-brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.docs-brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, #fff 0, var(--accent) 40%, rgba(116, 212, 255, 0.12) 68%, transparent 74%);
  box-shadow: 0 0 24px rgba(116, 212, 255, 0.58);
}

.docs-brand-title {
  display: grid;
  gap: 4px;
}

.docs-brand-title strong {
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.docs-brand-title span {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.docs-search-button,
.topbar-action,
.button,
.tag-link,
.copy-button,
.search-close,
.menu-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  transition:
    border-color var(--transition),
    transform var(--transition),
    background var(--transition),
    box-shadow var(--transition);
}

.docs-search-button:hover,
.topbar-action:hover,
.button:hover,
.tag-link:hover,
.copy-button:hover,
.search-close:hover,
.menu-button:hover {
  border-color: rgba(116, 212, 255, 0.32);
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-1px);
}

.docs-search-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 999px;
  color: var(--muted);
}

.docs-search-button strong {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
}

.sidebar-group {
  display: grid;
  gap: 10px;
}

.sidebar-group h2 {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: inherit;
}

.sidebar-links {
  display: grid;
  gap: 6px;
}

.sidebar-link {
  display: grid;
  gap: 4px;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  color: var(--muted);
}

.sidebar-link span {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
}

.sidebar-link small {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.sidebar-link:hover {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.sidebar-link.is-active {
  border-color: rgba(116, 212, 255, 0.28);
  background:
    linear-gradient(135deg, rgba(116, 212, 255, 0.12), rgba(143, 125, 255, 0.08)),
    rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.sidebar-card,
.outline-card,
.card,
.hero-card,
.quick-link,
.metric-card,
.search-panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.025));
  box-shadow: var(--shadow-soft);
}

.sidebar-card {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.mini-title {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.utility-list {
  display: grid;
  gap: 10px;
}

.utility-link {
  display: grid;
  gap: 2px;
  color: var(--muted);
}

.utility-link strong {
  font-size: 0.92rem;
}

.utility-link:hover strong {
  color: var(--accent);
}

.docs-workspace {
  min-width: 0;
}

.docs-topbar {
  position: sticky;
  top: 0;
  z-index: 70;
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(5, 8, 22, 0.42);
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.docs-topbar.is-scrolled {
  border-color: var(--line);
  background: rgba(5, 8, 22, 0.82);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.18);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: var(--topbar-height);
  padding: 0 28px;
}

.topbar-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.topbar-links a {
  color: var(--muted);
  font-size: 0.92rem;
}

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

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

.topbar-action,
.menu-button,
.button,
.tag-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  font-weight: 600;
}

.button.is-primary {
  background: linear-gradient(135deg, rgba(116, 212, 255, 0.92), rgba(122, 244, 206, 0.92));
  color: #06101e;
  border-color: transparent;
  box-shadow: 0 18px 34px rgba(116, 212, 255, 0.18);
}

.button.is-secondary {
  background: linear-gradient(135deg, rgba(143, 125, 255, 0.22), rgba(116, 212, 255, 0.16));
}

.menu-button {
  display: none;
}

.docs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--outline-width);
  gap: 30px;
  padding: 32px 28px 52px;
}

.doc-page {
  width: min(100%, var(--content-width));
}

.doc-hero {
  display: grid;
  gap: 18px;
  margin-bottom: 30px;
  padding: 26px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(116, 212, 255, 0.22);
  background: rgba(116, 212, 255, 0.08);
  color: var(--accent);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.page-title {
  font-size: clamp(2.4rem, 4.2vw, 4rem);
  line-height: 0.94;
}

.page-intro {
  max-width: 64ch;
  font-size: 1.08rem;
}

.hero-actions,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tag-link {
  padding: 0.72rem 0.95rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.doc-content {
  display: grid;
  gap: 20px;
}

.doc-section {
  display: grid;
  gap: 14px;
  padding: 24px;
}

.doc-section h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

.doc-section h3 {
  font-size: 1.24rem;
}

.section-stack {
  display: grid;
  gap: 16px;
}

.grid-2,
.grid-3,
.metric-grid,
.quick-grid {
  display: grid;
  gap: 16px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.card,
.quick-link,
.metric-card {
  padding: 18px;
}

.card h3,
.quick-link h3,
.metric-card h3 {
  margin-bottom: 0.45rem;
}

.metric-card strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 2.1rem;
  line-height: 1;
}

.system-diagram {
  display: grid;
  gap: 14px;
}

.diagram-row {
  display: flex;
  align-items: stretch;
  gap: 12px;
  flex-wrap: wrap;
}

.diagram-node {
  flex: 1 1 140px;
  min-height: 92px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.diagram-node strong {
  font-size: 1.02rem;
}

.diagram-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(116, 212, 255, 0.22);
  color: var(--accent);
  background: rgba(116, 212, 255, 0.08);
}

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

.note {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
}

.note.is-warning {
  border-color: rgba(255, 210, 122, 0.24);
  background: rgba(255, 210, 122, 0.08);
}

.note.is-success {
  border-color: rgba(137, 240, 191, 0.24);
  background: rgba(137, 240, 191, 0.08);
}

.checklist {
  display: grid;
  gap: 10px;
  padding-left: 0;
  list-style: none;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0;
}

.checklist li::before {
  content: "•";
  color: var(--accent);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}

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

th {
  color: var(--text);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

pre {
  position: relative;
  margin: 0;
  padding: 1.1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(4, 8, 18, 0.94);
  overflow: auto;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

pre code {
  display: block;
  color: #d8e6ff;
  font-size: 0.92rem;
  white-space: pre;
}

:not(pre) > code {
  padding: 0.15rem 0.4rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.copy-button {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 0.48rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  line-height: 1;
}

.copy-button.is-copied {
  border-color: rgba(137, 240, 191, 0.3);
  background: rgba(137, 240, 191, 0.14);
  color: var(--success);
}

.endpoint {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0.7rem 0.9rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.92rem;
}

.endpoint strong {
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background: rgba(116, 212, 255, 0.14);
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.docs-outline {
  position: sticky;
  top: calc(var(--topbar-height) + 24px);
  align-self: start;
}

.outline-card {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.outline-links {
  display: grid;
  gap: 6px;
}

.outline-link {
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}

.outline-link:hover,
.outline-link.is-active {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.outline-link.is-sub {
  padding-left: 1.3rem;
  font-size: 0.82rem;
}

.doc-footer {
  margin-top: 26px;
}

.page-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.page-nav-card {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.page-nav-card small {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-nav-card:hover {
  border-color: rgba(116, 212, 255, 0.3);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.faq-item summary {
  padding: 1rem 1.1rem;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}

.faq-item p {
  padding: 0 1.1rem 1rem;
}

.search-modal {
  position: fixed;
  inset: 0;
  z-index: 140;
  display: none;
  place-items: start center;
  padding: 8vh 20px 20px;
  background: rgba(3, 6, 14, 0.76);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

body.is-search-open .search-modal {
  display: grid;
}

body.is-search-open {
  overflow: hidden;
}

.search-panel {
  width: min(760px, 100%);
  padding: 18px;
}

.search-panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-input {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(4, 8, 18, 0.94);
  color: var(--text);
}

.search-results {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.search-result {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.search-result:hover {
  border-color: rgba(116, 212, 255, 0.28);
  background: rgba(255, 255, 255, 0.06);
}

.search-result-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.search-result p,
.search-empty {
  margin: 0;
}

.search-empty {
  padding: 20px 4px 4px;
  color: var(--muted);
}

.footer-meta {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.86rem;
}

@media (max-width: 1200px) {
  .docs-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-outline {
    display: none;
  }
}

@media (max-width: 960px) {
  body.is-sidebar-open {
    overflow: hidden;
  }

  body.is-sidebar-open .sidebar-scrim {
    opacity: 1;
    pointer-events: auto;
  }

  .docs-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 120;
    width: min(86vw, 320px);
    transform: translateX(-100%);
    transition: transform var(--transition);
  }

  body.is-sidebar-open .docs-sidebar {
    transform: translateX(0);
  }

  .menu-button {
    display: inline-flex;
  }

  .topbar-links {
    display: none;
  }
}

@media (max-width: 720px) {
  .topbar-inner,
  .docs-layout {
    padding-left: 16px;
    padding-right: 16px;
  }

  .doc-hero,
  .doc-section {
    padding: 20px;
  }

  .page-title {
    font-size: 2.3rem;
  }

  .grid-2,
  .grid-3,
  .metric-grid,
  .quick-grid,
  .page-nav {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .tag-row {
    flex-direction: column;
    align-items: stretch;
  }

  .button,
  .tag-link,
  .topbar-action {
    width: 100%;
  }

  .topbar-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .search-panel {
    padding: 14px;
  }
}