:root {
  --bg: #ffffff;
  --sidebar: #f4f8fb;
  --surface: #f7fafc;
  --raised: #eaf2f8;
  --border: #ccd9e4;
  --text: #102033;
  --muted: #526a7f;
  --accent: #087faa;
  --accent-deep: #075f80;
  --success: #087f5b;
  --warning: #a16207;
  --violet: #6d4bd1;
  --danger: #c24141;
  --max: 1240px;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: light; background: #fff; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: #fff;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: #7dd3fc; }
button, input { font: inherit; }
img { max-width: 100%; }
code, pre { font-family: var(--mono); }

.site-header {
  min-height: 72px;
  padding: 0 max(22px, calc((100vw - var(--max))/2));
  display: flex;
  align-items: center;
  gap: 30px;
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid rgba(82,106,127,.2);
  backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); margin-right: auto; }
.brand:hover { color: var(--text); }
.brand img { width: 51px; height: 43px; object-fit: contain; }
.brand span { display: grid; line-height: 1.05; }
.brand strong { font-size: 19px; letter-spacing: .08em; color: var(--accent); }
.brand small { margin-top: 5px; font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.site-header nav { display: flex; align-items: center; gap: 28px; }
.site-header nav a { color: var(--muted); font-size: 14px; font-weight: 650; }
.site-header nav a:hover { color: var(--text); }
.nav-toggle { display: none; border: 1px solid var(--border); color: var(--text); background: var(--raised); border-radius: 8px; padding: 8px 12px; }

.container { width: min(var(--max), calc(100% - 44px)); margin: 0 auto; }
.eyebrow { color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.hero {
  min-height: 720px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
  align-items: center;
  gap: 72px;
  padding: 92px 0 88px;
}
.hero h1 { font-size: clamp(48px, 6.2vw, 88px); line-height: .98; letter-spacing: -.055em; margin: 18px 0 26px; max-width: 800px; }
.hero h1 span { color: var(--accent); }
.hero-copy > p { color: var(--muted); max-width: 690px; font-size: 20px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 34px 0 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 9px; border: 1px solid var(--border); color: var(--text); background: var(--raised); font-weight: 750; }
.button:hover { color: var(--accent-deep); border-color: var(--accent); }
.button.primary { color: #fff; background: var(--accent-deep); border-color: var(--accent); }
.button.primary:hover { color: #fff; }
.provider-strip { display: flex; flex-wrap: wrap; gap: 9px; }
.provider-strip span, .pill { padding: 6px 10px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); background: var(--surface); font-size: 12px; font-weight: 700; }
.code-window { border: 1px solid var(--border); border-radius: 16px; overflow: hidden; background: rgba(5,12,23,.95); box-shadow: 0 28px 80px rgba(0,0,0,.38); }
.window-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--border); background: var(--surface); color: var(--muted); font-size: 12px; }
.window-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--border); }
.window-bar i:first-child { background: var(--danger); }
.window-bar i:nth-child(2) { background: var(--warning); }
.window-bar i:nth-child(3) { background: var(--success); }
.window-bar span { margin-left: 8px; }
.code-window pre { margin: 0; padding: 27px; overflow: auto; font-size: 13px; line-height: 1.75; color: #c7e7f8; }
.code-window .kw { color: var(--violet); }
.code-window .type { color: var(--accent); }
.code-window .str { color: var(--success); }
.code-window .comment { color: #607d99; }

.section { padding: 100px 0; border-top: 1px solid rgba(82,106,127,.16); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 38px; }
.section-heading h2 { margin: 8px 0 0; font-size: clamp(32px, 4vw, 50px); line-height: 1.08; letter-spacing: -.035em; }
.section-heading p { max-width: 600px; margin: 0; color: var(--muted); }
.principle { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: stretch; gap: 14px; }
.principle > div { min-height: 168px; padding: 24px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.principle strong { display: block; margin: 10px 0 8px; font-size: 18px; }
.principle span { color: var(--muted); font-size: 14px; }
.principle b { align-self: center; color: var(--accent); font-size: 24px; }
.number { color: var(--accent); font-family: var(--mono); font-size: 12px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.feature-card, .module-card, .guide-card { display: block; padding: 25px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); color: var(--text); transition: .18s ease; }
.feature-card:hover, .module-card:hover, .guide-card:hover, .type-row:hover { transform: translateY(-2px); border-color: var(--accent-deep); color: var(--text); background: var(--raised); }
.feature-card h3, .module-card strong, .guide-card h3 { margin: 12px 0 8px; font-size: 19px; }
.feature-card p, .module-card p, .guide-card p { margin: 0; color: var(--muted); font-size: 14px; }
.status-panel { display: grid; grid-template-columns: .82fr 1.18fr; gap: 48px; padding: 40px; border: 1px solid var(--accent-deep); border-radius: 18px; background: linear-gradient(135deg, #eefaff, #f7fafc); }
.status-panel h2 { margin: 10px 0 14px; font-size: 38px; line-height: 1.1; }
.status-panel p { color: var(--muted); }
.metrics { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; }
.metric { padding: 20px; border-radius: 12px; background: #fff; border: 1px solid var(--border); }
.metric strong { display: block; font-size: 28px; color: var(--success); }
.metric span { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.provider-table { overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 17px 19px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--accent); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; background: var(--raised); }
td { color: var(--muted); }
td strong { color: var(--text); }
tr:last-child td { border-bottom: 0; }
.callout { text-align: center; padding: 92px 30px; border: 1px solid var(--border); border-radius: 20px; background: linear-gradient(145deg, #eef6fb, #f8fbfd); }
.callout h2 { font-size: clamp(34px,5vw,58px); line-height: 1.05; margin: 12px auto 20px; max-width: 820px; }
.callout p { color: var(--muted); max-width: 700px; margin: 0 auto 28px; }

footer { min-height: 95px; padding: 24px max(22px, calc((100vw - var(--max))/2)); display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--muted); border-top: 1px solid rgba(82,106,127,.16); font-size: 13px; }

/* Documentation */
.docs::before { opacity: .55; }
.docs .site-header { padding-left: 24px; padding-right: 24px; }
.docs-shell { display: grid; grid-template-columns: 255px minmax(0, 1fr); max-width: 1580px; margin: 0 auto; min-height: calc(100vh - 168px); }
.docs-sidebar { position: sticky; top: 72px; align-self: start; height: calc(100vh - 72px); overflow: auto; padding: 30px 23px 48px; border-right: 1px solid rgba(82,106,127,.18); background: var(--sidebar); }
.docs-sidebar a { display: block; margin: 2px 0; padding: 8px 10px; border-radius: 7px; color: var(--muted); font-size: 14px; }
.docs-sidebar a:hover { color: var(--text); background: var(--raised); }
.docs-sidebar .eyebrow { display: block; padding: 8px 10px 5px; font-size: 10px; }
.docs-sidebar hr { border: 0; border-top: 1px solid var(--border); margin: 18px 0; }
.docs-content { width: min(1120px, calc(100% - 64px)); margin: 0 auto; padding: 56px 0 100px; min-width: 0; }
.docs-hero { padding: 30px 0 58px; border-bottom: 1px solid var(--border); }
.docs-hero.compact { padding-top: 8px; }
.docs-hero h1, .api-header h1, .guide h1 { margin: 12px 0 18px; font-size: clamp(40px, 5vw, 66px); line-height: 1.02; letter-spacing: -.045em; }
.docs-hero p, .api-header > p, .guide .lead { color: var(--muted); max-width: 760px; font-size: 18px; }
.api-search { position: relative; max-width: 720px; margin-top: 28px; }
.api-search input { width: 100%; height: 50px; padding: 0 17px; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 10px; outline: none; }
.api-search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(56,189,248,.12); }
.search-results { position: absolute; top: 56px; left: 0; right: 0; max-height: 430px; overflow: auto; z-index: 30; border: 1px solid var(--border); border-radius: 10px; background: #fff; box-shadow: 0 22px 60px rgba(16,32,51,.18); }
.search-results a { display: grid; grid-template-columns: 1fr auto; gap: 2px 15px; padding: 12px 15px; border-bottom: 1px solid var(--border); color: var(--text); }
.search-results a:hover { background: var(--raised); }
.search-results small, .search-results em { color: var(--muted); font-size: 11px; font-style: normal; }
.module-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.module-card strong { display: block; font-size: 23px; }
.guide-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 68px; }
.guide-card > span { color: var(--accent); font-family: var(--mono); }
.stat-line { color: var(--muted); }
.stat-line strong { color: var(--text); }
.namespace-group { padding: 42px 0; border-bottom: 1px solid var(--border); }
.namespace-group h2 { font-size: 27px; overflow-wrap: anywhere; }
.type-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; }
.type-row { display: grid; grid-template-columns: minmax(0,1fr) auto; padding: 14px 15px; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); color: var(--text); transition: .15s ease; min-width: 0; }
.type-row span { min-width: 0; }
.type-row strong, .type-row small { display: block; overflow-wrap: anywhere; }
.type-row small { color: var(--muted); font-size: 11px; }
.type-row em { color: var(--accent); font-size: 11px; font-style: normal; }
.type-row p { grid-column: 1/-1; margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.class-index > section { padding-top: 42px; }
.class-index > section > h2 { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--accent-deep); border-radius: 50%; color: var(--accent); }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 13px; margin-bottom: 34px; }
.api-header { padding-bottom: 36px; border-bottom: 1px solid var(--border); }
.api-type, .api-header, .member-section, .member-list, .member { min-width: 0; }
.api-header h1 { overflow-wrap: anywhere; }
.kind-badge { display: inline-block; padding: 5px 9px; border: 1px solid var(--accent-deep); border-radius: 999px; color: var(--accent); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.namespace { color: var(--accent) !important; font-family: var(--mono); font-size: 13px !important; overflow-wrap: anywhere; }
pre { max-width: 100%; overflow: auto; padding: 19px; border: 1px solid var(--border); border-radius: 10px; background: #050c17; color: #c7e7f8; font-size: 13px; line-height: 1.65; }
.metadata { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0; }
.metadata div { min-width: 180px; padding: 12px 15px; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); }
.metadata dt { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.metadata dd { margin: 3px 0 0; overflow-wrap: anywhere; }
.member-nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 30px 0; }
.member-nav a { padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 13px; }
.member-nav span { color: var(--muted); margin-left: 4px; }
.member-section { padding: 32px 0 14px; }
.member-section > h2 { font-size: 28px; }
.member-list { display: grid; gap: 9px; }
.member { padding: 18px; overflow: hidden; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.member h3 { margin: 0 0 10px; color: var(--accent); font-family: var(--mono); font-size: 16px; overflow-wrap: anywhere; }
.member pre { width: 100%; margin: 0; padding: 13px; }
.member p { color: var(--muted); margin-bottom: 0; }
.guide { max-width: 900px; }
.guide h2 { margin-top: 50px; font-size: 29px; }
.guide p { color: var(--muted); }
.guide code:not(pre code) { color: var(--accent); }
.concept-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 10px; align-items: center; margin: 45px 0; }
.concept-flow div, .provider-grid div { padding: 18px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.concept-flow span, .provider-grid span { display: block; color: var(--muted); font-size: 12px; margin-top: 5px; }
.concept-flow b { color: var(--accent); }
.provider-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 40px 0; }
.muted { color: var(--muted); }

@media (max-width: 1050px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-code { max-width: 760px; }
  .principle { grid-template-columns: 1fr; }
  .principle b { transform: rotate(90deg); justify-self: center; }
  .feature-grid { grid-template-columns: repeat(2,1fr); }
  .status-panel { grid-template-columns: 1fr; }
  .docs-shell { grid-template-columns: 210px minmax(0,1fr); }
  .concept-flow { grid-template-columns: 1fr; }
  .concept-flow b { transform: rotate(90deg); justify-self: center; }
}

@media (max-width: 760px) {
  .site-header { min-height: 64px; padding: 8px 18px; flex-wrap: wrap; }
  .nav-toggle { display: block; }
  .site-header nav { display: none; width: 100%; flex-direction: column; align-items: flex-start; gap: 0; padding: 8px 0; }
  .site-header nav.open { display: flex; }
  .site-header nav a { width: 100%; padding: 9px 0; }
  .hero { padding: 65px 0; gap: 42px; }
  .hero h1 { font-size: 48px; }
  .section { padding: 70px 0; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 18px; }
  .feature-grid, .module-grid, .guide-grid, .type-list, .provider-grid { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr; }
  .status-panel { padding: 25px; }
  footer { align-items: flex-start; flex-direction: column; }
  .docs-shell { display: block; }
  .docs-sidebar { position: static; width: 100%; height: auto; display: flex; gap: 4px; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--border); padding: 12px 16px; }
  .docs-sidebar a { white-space: nowrap; }
  .docs-sidebar .eyebrow, .docs-sidebar hr { display: none; }
  .docs-content { width: min(100% - 34px, 1120px); padding-top: 34px; }
  .docs-hero h1, .api-header h1, .guide h1 { font-size: 40px; }
}