@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;700&family=IBM+Plex+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;700&display=swap");

/* Global */
:root {
  --blue-strong: #1C6BFF;
  --blue-soft: #77A8FF;
  --blue-ghost: #DCE9FF;
  --orange-strong: #FF8A3D;
  --orange-soft: #FFC08E;
  --ink-strong: #12203E;
  --ink-soft: #4C5D82;
  --line-strong: #C0D6FF;
  --line-soft: rgba(28, 107, 255, 0.12);
  --panel: rgba(255, 255, 255, 0.82);
  --page: #F5F8FF;
  --shadow: 0 24px 60px rgba(18, 32, 62, 0.10);
  --code: #0F172A;
}

html[data-theme="dark"] {
  --blue-strong: #6CA7FF;
  --blue-soft: #9FC2FF;
  --blue-ghost: rgba(108, 167, 255, 0.16);
  --orange-strong: #FF9A56;
  --orange-soft: #FFD1A8;
  --ink-strong: #F4F7FF;
  --ink-soft: #A3B5D9;
  --line-strong: rgba(108, 167, 255, 0.28);
  --line-soft: rgba(108, 167, 255, 0.10);
  --panel: rgba(10, 16, 32, 0.82);
  --page: #07111F;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.30);
  --code: #020817;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page);
  color: var(--ink-strong);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  line-height: 1.65;
}

body::before {
  background:
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px),
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    radial-gradient(circle at top left, rgba(28, 107, 255, 0.20), transparent 32%),
    radial-gradient(circle at bottom right, rgba(255, 138, 61, 0.18), transparent 28%);
  background-position: center center;
  background-size: 36px 36px, 36px 36px, auto, auto;
  content: "";
  inset: 0;
  pointer-events: none;
  position: fixed;
  z-index: -2;
}

body::after {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.54), transparent 42%),
    linear-gradient(320deg, rgba(255, 255, 255, 0.16), transparent 38%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: fixed;
  z-index: -1;
}

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

code,
pre {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
}

.site-shell {
  margin: 0 auto;
  max-width: 1600px;
  padding: 24px;
}

.page-home-shell {
  margin: 0 auto;
  max-width: 1360px;
  padding: 24px;
}

/* Shared Components */
.site-header,
.site-nav,
.site-toc,
.doc-panel,
.page-hero,
.section-card,
.pager-link,
.page-home-header,
.page-home-hero,
.page-home-fit-card,
.page-home-next-card {
  backdrop-filter: blur(18px);
  background: var(--panel);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}

.site-header {
  align-items: center;
  border-radius: 28px;
  display: flex;
  gap: 20px;
  justify-content: space-between;
  margin-bottom: 24px;
  padding: 18px 22px;
  position: sticky;
  top: 16px;
  z-index: 10;
}

.page-home-header {
  align-items: center;
  border-radius: 28px;
  display: flex;
  gap: 20px;
  justify-content: space-between;
  margin-bottom: 28px;
  padding: 18px 22px;
}

.brandmark {
  align-items: center;
  display: inline-flex;
  gap: 16px;
}

.brandmark img {
  border-radius: 18px;
  box-shadow: 0 14px 30px rgba(28, 107, 255, 0.18);
}

.brandmark-copy {
  display: grid;
}

.brandmark-copy strong {
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  font-size: 1.3rem;
  letter-spacing: -0.03em;
}

.brandmark-copy h1 {
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  font-size: 1.3rem;
  letter-spacing: -0.03em;
  margin: 0;
  padding: 0;
}

.brandmark-copy span,
.site-header-eyebrow,
.nav-group-header p,
.section-card-header p,
.page-hero-eyebrow,
.site-nav-cap p,
.site-toc-cap p,
.pager-link span,
.toc-empty,
.nav-item-meta {
  color: var(--ink-soft);
}

.site-header-actions {
  align-items: center;
  display: flex;
  gap: 12px;
}

.page-home-header-actions {
  align-items: center;
  display: flex;
  gap: 12px;
}

.page-home-link {
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.site-header-eyebrow,
.nav-group-header p,
.section-card-header p,
.page-hero-eyebrow,
.site-nav-cap p,
.site-toc-cap p {
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  margin: 0;
  text-transform: uppercase;
}

.theme-toggle {
  background: linear-gradient(135deg, var(--blue-strong), var(--orange-strong));
  border: 0;
  border-radius: 999px;
  color: #FFFFFF;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 10px 16px;
}

.site-nav,
.site-toc {
  align-self: start;
  border-radius: 26px;
  padding: 18px;
  position: sticky;
  top: 126px;
}

.site-nav-cap,
.site-toc-cap {
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 16px;
  padding-bottom: 14px;
}

.site-nav-cap strong,
.site-toc-cap strong {
  display: block;
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.site-main {
  min-width: 0;
}

.site-frame {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(250px, 300px) minmax(0, 1fr) minmax(220px, 260px);
}

/* Home Page */
.page-home-main {
  display: grid;
  gap: 26px;
}

.page-home-hero {
  align-items: center;
  border-radius: 34px;
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  overflow: hidden;
  padding: 32px;
}

.page-home-hero-copy {
  max-width: 62ch;
}

.page-home-eyebrow,
.page-home-fit-card-eyebrow,
.page-home-next-label {
  color: var(--ink-soft);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.20em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.page-home-hero-copy .page-home-eyebrow {
  color: var(--ink-strong);
}

.page-home-hero-copy h1,
.page-home-next-header h2,
.page-home-fit-card h2 {
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.page-home-hero-copy h1 {
  font-size: clamp(2.8rem, 5vw, 5rem);
  margin: 0 0 16px;
  max-width: 11ch;
}

.page-home-hero-copy .badges {
  padding-top: 20px;
}

.page-home-hero-copy .badges a {
  text-decoration: none;
}

.page-home-hero-copy .badges a img {
  display: inline-block;
}

.page-home-hero-lede {
  color: var(--ink-soft);
  font-size: 1.08rem;
  margin: 0;
  max-width: 56ch;
}

.page-home-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 22px;
}

.page-home-button {
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.96rem;
  font-weight: 700;
  min-height: 48px;
  padding: 12px 18px;
}

.page-home-button-primary {
  background: linear-gradient(135deg, var(--blue-strong), var(--orange-strong));
  color: #FFFFFF;
}

.page-home-button-secondary {
  background: rgba(28, 107, 255, 0.08);
  border: 1px solid var(--line-strong);
  color: var(--ink-strong);
}

.page-home-surface-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home-surface-pill {
  background: rgba(28, 107, 255, 0.08);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink-soft);
  display: inline-flex;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 12px;
}

.page-home-hero-example .code-shell {
  margin: 0;
}

.page-home-fit-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-home-fit-card {
  border-radius: 28px;
  padding: 24px;
}

.page-home-fit-card-quiet {
  background: linear-gradient(180deg, rgba(255, 138, 61, 0.06), transparent), var(--panel);
}

.page-home-fit-card h2 {
  font-size: 1.55rem;
  margin: 0 0 14px;
}

.page-home-fit-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
}

.page-home-fit-list li::marker {
  color: var(--orange-strong);
}

.page-home-next {
  padding: 8px 4px 12px;
}

.page-home-next-header {
  margin-bottom: 18px;
}

.page-home-next-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  margin: 0;
  max-width: 14ch;
}

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

.page-home-next-card {
  border-radius: 24px;
  display: grid;
  min-height: 180px;
  padding: 22px;
  transition: border-color 160ms ease, transform 160ms ease;
}

.page-home-next-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.page-home-next-card strong {
  font-size: 1.15rem;
  text-decoration: underline;
}

.page-home-next-card span:last-child {
  color: var(--ink-soft);
}

/* Navigation Partials */
.nav-group + .nav-group {
  margin-top: 20px;
}

.nav-group-header {
  margin-bottom: 12px;
}

.nav-group-header h2,
.section-card-header h2 {
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  font-size: 1rem;
  letter-spacing: -0.03em;
  margin: 4px 0 0;
}

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

.nav-item,
.section-card-link,
.toc-link,
.pager-link {
  position: relative;
}

.nav-item {
  background: linear-gradient(180deg, rgba(28, 107, 255, 0.06), transparent);
  border: 1px solid transparent;
  border-radius: 18px;
  display: grid;
  gap: 4px;
  overflow: hidden;
  padding: 12px 14px 12px 20px;
  transition: border-color 160ms ease, transform 160ms ease;
}

.nav-item::before,
.section-card-link::before,
.pager-link::before {
  background: linear-gradient(180deg, var(--blue-strong), var(--orange-strong));
  border-radius: 999px;
  content: "";
  left: 8px;
  position: absolute;
  top: 10px;
  width: 4px;
  bottom: 10px;
}

.nav-item:hover,
.nav-item.is-active,
.section-card-link:hover,
.pager-link:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.nav-item.is-active {
  background: linear-gradient(135deg, rgba(28, 107, 255, 0.14), rgba(255, 138, 61, 0.08));
}

.nav-item-title,
.section-card-link strong,
.pager-link strong {
  font-weight: 700;
}

.nav-item-meta,
.section-card-link span,
.pager-link span {
  font-size: 0.9rem;
}

/* Breadcrumbs */
.breadcrumbs {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.breadcrumb {
  align-items: center;
  color: var(--ink-soft);
  display: inline-flex;
  font-size: 0.92rem;
  gap: 10px;
}

.breadcrumb::after {
  color: var(--orange-strong);
  content: "→";
}

.breadcrumb:last-child {
  color: var(--ink-strong);
}

.breadcrumb:last-child::after {
  content: "";
}

/* Docs Pages */
.page-hero {
  border-radius: 34px;
  display: grid;
  gap: 18px;
  grid-template-columns: 120px minmax(0, 1fr) 150px;
  margin-bottom: 24px;
  overflow: hidden;
  padding: 22px;
}

.page-hero-signal,
.page-hero-schema {
  align-items: center;
  display: flex;
  justify-content: center;
  min-height: 100%;
  position: relative;
}

.page-hero-signal::before,
.page-hero-schema::before {
  background: linear-gradient(180deg, var(--blue-strong), var(--orange-strong));
  content: "";
  position: absolute;
}

.page-hero-signal::before {
  border-radius: 999px;
  top: 8px;
  bottom: 8px;
  width: 2px;
}

.page-hero-signal span {
  background: var(--page);
  border: 2px solid var(--blue-strong);
  border-radius: 50%;
  height: 18px;
  position: absolute;
  width: 18px;
}

.page-hero-signal span:nth-child(1) {
  top: 18px;
}

.page-hero-signal span:nth-child(2) {
  top: calc(50% - 9px);
}

.page-hero-signal span:nth-child(3) {
  bottom: 18px;
  border-color: var(--orange-strong);
}

.page-hero-copy h1,
.doc-panel h1,
.doc-panel h2,
.doc-panel h3 {
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.page-hero-copy h1 {
  font-size: clamp(2.2rem, 4vw, 4rem);
  margin: 0 0 12px;
}

.page-hero-copy p:last-child {
  font-size: 1.05rem;
  margin: 0;
  max-width: 60ch;
}

.page-hero-schema {
  gap: 12px;
  flex-direction: column;
}

.page-hero-schema::before {
  height: 2px;
  left: 20px;
  right: 20px;
}

.schema-node {
  background: var(--panel);
  border: 2px solid var(--line-strong);
  border-radius: 16px;
  display: block;
  height: 42px;
  position: relative;
  width: 100%;
}

.schema-node::before,
.schema-node::after {
  background: currentColor;
  border-radius: 999px;
  content: "";
  height: 8px;
  position: absolute;
  top: calc(50% - 4px);
  width: 8px;
}

.schema-node::before {
  left: 10px;
}

.schema-node::after {
  right: 10px;
}

.schema-node-blue {
  color: var(--blue-strong);
}

.schema-node-orange {
  color: var(--orange-strong);
}

.schema-node-ghost {
  color: var(--ink-soft);
}

.doc-panel {
  border-radius: 34px;
  padding: 28px;
}

.doc-panel h1 {
  font-size: clamp(1.9rem, 3vw, 3rem);
  margin: 0 0 18px;
}

.doc-panel h2 {
  border-top: 1px solid var(--line-strong);
  font-size: 1.7rem;
  margin: 34px 0 14px;
  padding-top: 26px;
}

.doc-panel h3 {
  font-size: 1.2rem;
  margin: 24px 0 10px;
}

.doc-panel p,
.doc-list,
.doc-table {
  font-size: 1rem;
}

.doc-panel p {
  color: var(--ink-strong);
  margin: 0 0 16px;
  max-width: 72ch;
}

.doc-panel p code,
.doc-panel li code,
.doc-table code {
  background: rgba(28, 107, 255, 0.10);
  border: 1px solid rgba(28, 107, 255, 0.16);
  border-radius: 8px;
  padding: 0.15rem 0.38rem;
}

.doc-list {
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding-left: 20px;
}

.doc-list li::marker {
  color: var(--orange-strong);
}

.table-wrap {
  margin: 20px 0;
  overflow-x: auto;
}

.doc-table {
  border-collapse: collapse;
  min-width: 100%;
}

.doc-table th,
.doc-table td {
  border: 1px solid var(--line-strong);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.doc-table th {
  background: rgba(28, 107, 255, 0.08);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.doc-panel a {
  color: var(--blue-strong);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

/* Code */
.code-shell {
  background: var(--code);
  border: 1px solid rgba(119, 168, 255, 0.24);
  border-radius: 24px;
  color: #E8EDFF;
  margin: 22px 0;
  overflow: hidden;
}

.code-toolbar {
  align-items: center;
  background: linear-gradient(90deg, rgba(28, 107, 255, 0.20), rgba(255, 138, 61, 0.18));
  border-bottom: 1px solid rgba(119, 168, 255, 0.24);
  display: flex;
  justify-content: space-between;
  padding: 12px 14px;
}

.code-language {
  color: #E8EDFF;
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.copy-button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: #FFFFFF;
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  padding: 8px 12px;
}

.code-block {
  margin: 0;
  overflow-x: auto;
  padding: 18px;
}

.code-block code {
  display: block;
  font-size: 0.94rem;
  line-height: 1.75;
}

.code-shell pre {
  margin: 0;
}

.token-comment {
  color: #7D8DB4;
}

.token-string {
  color: #FFD18D;
}

.token-keyword {
  color: #7EC8FF;
}

.token-number {
  color: #FFA96F;
}

.token-operator {
  color: #B2C8FF;
}

/* Cards And TOC */
.section-card {
  border-radius: 28px;
  margin-top: 26px;
  padding: 22px;
}

.section-card-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.section-card-link {
  background: linear-gradient(180deg, rgba(28, 107, 255, 0.04), transparent);
  border: 1px solid transparent;
  border-radius: 20px;
  display: grid;
  gap: 10px;
  min-height: 180px;
  padding: 18px 18px 18px 24px;
}

.site-toc {
  display: grid;
  gap: 12px;
}

.toc-link {
  border-left: 2px solid transparent;
  color: var(--ink-soft);
  font-size: 0.92rem;
  padding: 6px 0 6px 12px;
}

.toc-link:hover {
  border-left-color: var(--orange-strong);
  color: var(--ink-strong);
}

.toc-link-level-3 {
  margin-left: 12px;
}

.pager {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}

.pager-link {
  border-radius: 24px;
  display: grid;
  gap: 4px;
  min-height: 108px;
  padding: 18px 18px 18px 24px;
}

.pager-link-next {
  text-align: right;
}

.pager-link-next::before {
  left: auto;
  right: 8px;
}

.pager-link-empty {
  opacity: 0.6;
}

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

.footer p {
  margin: 0;
}

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

/* Responsive */
@media (max-width: 1180px) {
  .site-frame {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .site-toc {
    display: none;
  }
}

@media (max-width: 900px) {
  .site-shell {
    padding: 16px;
  }

  .page-home-shell {
    padding: 16px;
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .page-home-header,
  .page-home-hero,
  .page-home-fit-grid,
  .page-home-next-grid {
    grid-template-columns: 1fr;
  }

  .site-nav,
  .site-toc {
    position: static;
  }

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

  .page-hero-signal,
  .page-hero-schema {
    min-height: 84px;
  }

  .page-home-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .doc-panel,
  .page-hero,
  .site-nav,
  .site-header,
  .section-card,
  .page-home-header,
  .page-home-hero,
  .page-home-fit-card,
  .page-home-next-card {
    border-radius: 24px;
  }

  .doc-panel,
  .page-hero,
  .section-card,
  .page-home-hero,
  .page-home-fit-card,
  .page-home-next-card {
    padding: 20px;
  }

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

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