:root {
  --ink: #050706;
  --ink-2: #0b0e0c;
  --ink-3: #111512;
  --paper: #eeeee6;
  --paper-2: #d6d6cc;
  --muted: #858b83;
  --line: rgba(238, 238, 230, 0.15);
  --line-dark: rgba(5, 7, 6, 0.16);
  --red: #ff4d48;
  --green: #70f0ad;
  --amber: #ffb74d;
  --max: 1280px;
  --mono: "SFMono-Regular", "Cascadia Code", "Roboto Mono", Consolas, monospace;
  --sans: "Arial Narrow", "Avenir Next Condensed", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--paper);
  background:
    radial-gradient(circle at 72% 9%, rgba(255, 77, 72, 0.06), transparent 24rem),
    var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.45;
  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: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 48rem);
}

::selection {
  color: var(--ink);
  background: var(--green);
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

code,
pre {
  font-family: var(--mono);
}

.reading-progress {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
}

.reading-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
  transform: scaleX(0);
  transform-origin: left;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  padding: 0 clamp(22px, 4vw, 64px);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 7, 6, 0.83);
  backdrop-filter: blur(18px);
}

.wordmark {
  display: inline-flex;
  gap: 13px;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.wordmark strong {
  font-size: 15px;
  letter-spacing: 0.22em;
}

.wordmark > span:last-child {
  color: var(--muted);
}

.wordmark-mark {
  display: inline-flex;
  gap: 3px;
  align-items: end;
  width: 20px;
  height: 18px;
}

.wordmark-mark i {
  display: block;
  width: 4px;
  background: currentColor;
  animation: mark-pulse 1.8s steps(4, end) infinite;
}

.wordmark-mark i:nth-child(1) { height: 8px; color: var(--red); }
.wordmark-mark i:nth-child(2) { height: 17px; color: var(--amber); animation-delay: -0.5s; }
.wordmark-mark i:nth-child(3) { height: 12px; color: var(--green); animation-delay: -1s; }

.site-nav {
  display: flex;
  gap: 32px;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.site-nav a {
  position: relative;
  color: #abb0aa;
  transition: color 180ms ease;
}

.site-nav a:not(.nav-source)::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  content: "";
  background: var(--green);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--paper);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-source {
  padding: 10px 14px;
  color: var(--paper) !important;
  border: 1px solid var(--line);
}

.nav-source span { color: var(--green); }

.menu-toggle {
  display: none;
  color: var(--paper);
  background: none;
  border: 0;
}

.section-shell {
  width: min(calc(100% - 44px), var(--max));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, 0.97fr);
  gap: clamp(50px, 7vw, 110px);
  align-items: center;
  min-height: min(860px, calc(100vh - 74px));
  padding-block: clamp(70px, 10vw, 140px);
}

.eyebrow,
.section-index,
.runtime-head,
.model-label,
.fact-rail span,
.capability-card > span,
.request-lab-head > div > span,
.status-note > span,
.console-head,
.operations-list article > span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 24px;
  color: #a3a8a1;
}

.eyebrow i {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 16px rgba(112, 240, 173, 0.65);
}

.hero h1 {
  margin: 0;
  font-size: clamp(72px, 10.3vw, 156px);
  font-weight: 600;
  line-height: 0.76;
  letter-spacing: -0.075em;
}

.hero h1 span {
  display: block;
}

.hero h1 span:nth-child(2) {
  color: transparent;
  -webkit-text-stroke: 1px rgba(238, 238, 230, 0.7);
}

.hero h1 span:nth-child(3) {
  color: var(--red);
}

.hero-copy > p {
  max-width: 660px;
  margin: 38px 0 0;
  color: #abb0aa;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.55;
}

.hero-actions,
.closing-inner > div:last-child {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: center;
  margin-top: 42px;
}

.primary-action {
  display: inline-flex;
  gap: 32px;
  align-items: center;
  justify-content: space-between;
  min-width: 210px;
  padding: 17px 19px;
  color: var(--ink);
  background: var(--green);
  border: 1px solid var(--green);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.primary-action:hover,
.primary-action:focus-visible {
  color: var(--green);
  background: transparent;
  transform: translateY(-2px);
}

.primary-action.light {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

.primary-action.light:hover,
.primary-action.light:focus-visible {
  color: var(--ink);
  background: transparent;
}

.text-action {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  color: #b9bdb7;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.text-action span { color: var(--red); }
.text-action.light { color: #333831; }

.runtime-panel {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(238, 238, 230, 0.22);
  background: linear-gradient(145deg, rgba(16, 20, 17, 0.98), rgba(6, 8, 7, 0.98));
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.36);
}

.runtime-panel::before,
.runtime-panel::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.runtime-panel::before {
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

.runtime-panel::after {
  top: -1px;
  right: 32px;
  width: 120px;
  height: 2px;
  background: var(--red);
  box-shadow: -220px 0 0 var(--green);
}

.runtime-head {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  padding: 18px 20px;
  color: #777e76;
  border-bottom: 1px solid var(--line);
}

.runtime-live {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--green);
}

.runtime-live i {
  width: 6px;
  height: 6px;
  background: currentColor;
  border-radius: 50%;
  box-shadow: 0 0 14px currentColor;
}

.runtime-model {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 64px 38px 0;
  padding-left: 20px;
  border-left: 2px solid var(--red);
}

.runtime-model strong {
  font-family: var(--mono);
  font-size: clamp(19px, 2vw, 27px);
  font-weight: 500;
}

.runtime-model .model-label { color: var(--red); }
.model-origin { color: #747a74; font-family: var(--mono); font-size: 11px; }

.runtime-flow {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  margin: 72px 38px 0;
}

.flow-node {
  position: relative;
  display: grid;
  place-items: center;
  width: 82px;
  aspect-ratio: 1;
  color: #747a74;
  border: 1px solid #353a36;
  background: rgba(5, 7, 6, 0.78);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.flow-node i {
  position: absolute;
  top: 6px;
  left: 7px;
  color: #4d524e;
  font-size: 8px;
  font-style: normal;
}

.flow-node::after {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 5px;
  height: 5px;
  content: "";
  background: currentColor;
  border-radius: 50%;
  box-shadow: 0 0 12px currentColor;
}

.flow-node.active { color: var(--red); border-color: rgba(255, 77, 72, 0.52); }
.flow-node.warm { color: var(--amber); border-color: rgba(255, 183, 77, 0.52); }
.flow-node.ready { color: var(--green); border-color: rgba(112, 240, 173, 0.52); }

.runtime-flow > b {
  position: relative;
  flex: 1;
  height: 1px;
  overflow: hidden;
  background: #353a36;
}

.runtime-flow > b::after {
  position: absolute;
  width: 35%;
  height: 100%;
  content: "";
  background: var(--amber);
  animation: travel 2s linear infinite;
}

.runtime-output {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 60px 38px 0;
  border-top: 1px solid var(--line);
}

.runtime-output div {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 20px 14px;
  border-right: 1px solid var(--line);
}

.runtime-output div:last-child { border-right: 0; }
.runtime-output span { color: #6f756f; font-family: var(--mono); font-size: 9px; letter-spacing: 0.14em; }
.runtime-output strong { font-family: var(--mono); font-size: 18px; font-weight: 500; }
.runtime-output small { margin-left: 4px; color: var(--muted); font-size: 9px; }

.signal-field {
  position: absolute;
  right: -30px;
  bottom: -40px;
  display: grid;
  grid-template-columns: repeat(5, 8px);
  gap: 14px;
  width: 180px;
  aspect-ratio: 1;
  transform: rotate(-12deg);
}

.signal-field i {
  width: 3px;
  height: 3px;
  background: var(--green);
  border-radius: 50%;
  opacity: 0.32;
  animation: blink 2s steps(2, end) infinite;
}

.signal-field i:nth-child(3n) { background: var(--amber); animation-delay: -0.6s; }
.signal-field i:nth-child(4n) { background: var(--red); animation-delay: -1.2s; }

.fact-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--line);
}

.fact-rail div {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 108px;
  padding: 28px clamp(22px, 4vw, 60px);
  border-right: 1px solid var(--line);
}

.fact-rail div:last-child { border-right: 0; }
.fact-rail span { color: #666c66; }
.fact-rail strong { font-family: var(--mono); font-size: 13px; font-weight: 500; }

.overview,
.api-section,
.operate {
  padding-block: clamp(100px, 13vw, 180px);
}

.section-intro {
  display: grid;
  grid-template-columns: 0.28fr 1fr 0.8fr;
  gap: clamp(30px, 6vw, 90px);
  align-items: start;
  margin-bottom: 76px;
}

.section-index { color: var(--red); }

.section-intro h2 {
  max-width: 700px;
  margin: 0;
  font-size: clamp(44px, 5.5vw, 78px);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.section-intro > p {
  max-width: 520px;
  margin: 0;
  color: #858b85;
  font-size: 18px;
  line-height: 1.65;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.capability-card {
  position: relative;
  min-height: 310px;
  padding: 30px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 200ms ease, transform 200ms ease;
}

.capability-card:hover {
  z-index: 2;
  background: #0b0e0c;
  transform: translateY(-4px);
}

.capability-card > span { color: #5f655f; }

.card-light {
  position: absolute;
  top: 31px;
  right: 31px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 14px currentColor;
}

.card-light.red { color: var(--red); }
.card-light.amber { color: var(--amber); }
.card-light.green { color: var(--green); }

.capability-card h3 {
  max-width: 250px;
  margin: 88px 0 16px;
  font-size: 25px;
  font-weight: 500;
  line-height: 1.1;
}

.capability-card p {
  max-width: 320px;
  margin: 0 0 26px;
  color: #858b85;
}

.capability-card code {
  color: var(--green);
  font-size: 11px;
}

.lifecycle,
.quickstart,
.closing {
  color: var(--ink);
  background: var(--paper);
}

.lifecycle {
  padding-block: clamp(100px, 13vw, 180px);
}

.section-intro.inverse .section-index { color: #b82426; }
.section-intro.inverse > p { color: #676c67; }

.lifecycle-rail {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  padding: 0;
  margin: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}

.lifecycle-rail li {
  position: relative;
  min-height: 350px;
  padding: 24px 20px;
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.lifecycle-rail li > span {
  font-family: var(--mono);
  font-size: 10px;
}

.lifecycle-rail li > i {
  position: absolute;
  top: 27px;
  right: 22px;
  width: 7px;
  height: 7px;
  background: #232923;
  border-radius: 50%;
}

.lifecycle-rail li:nth-child(1) > i,
.lifecycle-rail li:nth-child(2) > i { background: #d33632; box-shadow: 0 0 12px rgba(211, 54, 50, 0.4); }
.lifecycle-rail li:nth-child(3) > i,
.lifecycle-rail li:nth-child(4) > i { background: #c47a10; box-shadow: 0 0 12px rgba(196, 122, 16, 0.4); }
.lifecycle-rail li:nth-child(5) > i,
.lifecycle-rail li:nth-child(6) > i { background: #248857; box-shadow: 0 0 12px rgba(36, 136, 87, 0.4); }

.lifecycle-rail h3 {
  margin: 128px 0 14px;
  font-size: 28px;
  font-weight: 500;
}

.lifecycle-rail p {
  min-height: 90px;
  color: #676c67;
  line-height: 1.55;
}

.lifecycle-rail code {
  color: #9a2826;
  font-size: 10px;
  word-break: break-word;
}

.api-toolbar {
  display: flex;
  gap: 10px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.api-filter {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  padding: 11px 14px;
  color: #777d77;
  background: transparent;
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.api-filter span { color: #505650; }
.api-filter.active { color: var(--ink); background: var(--green); border-color: var(--green); }
.api-filter.active span { color: var(--ink); }

.endpoint-list {
  border-left: 1px solid var(--line);
}

.endpoint-row {
  display: grid;
  grid-template-columns: 96px minmax(230px, 0.9fr) 1.15fr 70px;
  gap: 28px;
  align-items: center;
  min-height: 92px;
  padding: 18px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.endpoint-row[hidden] { display: none; }

.endpoint-method {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 62px;
  padding: 6px;
  border: 1px solid currentColor;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.endpoint-method.get { color: var(--green); }
.endpoint-method.post { color: var(--amber); }
.endpoint-method.put,
.endpoint-method.delete { color: var(--red); }

.endpoint-path { font-family: var(--mono); font-size: 13px; }
.endpoint-desc { color: #858b85; font-size: 15px; }
.endpoint-category { color: #5f655f; font-family: var(--mono); font-size: 9px; text-align: right; text-transform: uppercase; }

.request-lab {
  margin-top: 92px;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.request-lab-head {
  display: flex;
  gap: 30px;
  align-items: end;
  justify-content: space-between;
  padding: 26px;
  border-bottom: 1px solid var(--line);
}

.request-lab-head > div > span { color: var(--red); }
.request-lab-head h3 { margin: 8px 0 0; font-size: 28px; font-weight: 500; }

.request-tabs {
  display: flex;
  gap: 2px;
}

.request-tabs button {
  padding: 10px 14px;
  color: #747a74;
  background: transparent;
  border: 0;
  border-bottom: 1px solid #3a403b;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  cursor: pointer;
}

.request-tabs button.active { color: var(--paper); border-color: var(--green); }

.code-window-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 0 18px;
  color: #6f756f;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
}

.copy-button {
  padding: 6px 10px;
  color: var(--green);
  background: transparent;
  border: 1px solid rgba(112, 240, 173, 0.35);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.copy-button:hover,
.copy-button:focus-visible { color: var(--ink); background: var(--green); }

.code-window pre {
  min-height: 300px;
  padding: clamp(22px, 4vw, 48px);
  margin: 0;
  overflow: auto;
  color: #d7dad5;
  font-size: 13px;
  line-height: 1.75;
  tab-size: 2;
}

.quickstart {
  padding-block: clamp(100px, 13vw, 180px);
}

.quickstart-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(60px, 9vw, 130px);
}

.quickstart .section-intro {
  position: sticky;
  top: 120px;
  display: block;
  align-self: start;
  margin: 0;
}

.quickstart .section-intro h2 { margin-top: 25px; }
.quickstart .section-intro > p { margin-top: 28px; }

.prereq-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 34px;
}

.prereq-list span {
  padding: 7px 9px;
  border: 1px solid var(--line-dark);
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.steps {
  border-top: 1px solid var(--line-dark);
}

.steps article {
  display: grid;
  grid-template-columns: 66px 1fr;
  gap: 28px;
  padding-block: 34px;
  border-bottom: 1px solid var(--line-dark);
}

.steps article > span {
  color: #a72f2c;
  font-family: var(--mono);
  font-size: 11px;
}

.steps h3 {
  margin: 0 0 18px;
  font-size: 26px;
  font-weight: 500;
}

.steps p { color: #676c67; }
.steps p code { color: #8d2a27; }

.inline-code {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  padding: 13px 14px;
  margin-top: 8px;
  color: var(--paper);
  background: var(--ink);
}

.inline-code code {
  overflow: auto;
  font-size: 11px;
  white-space: nowrap;
}

.inline-code.multiline code { white-space: normal; word-break: break-word; }

.operate-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
}

.metric-console {
  min-height: 500px;
  padding: 28px;
  border: 1px solid var(--line);
  background: #080b09;
}

.console-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #707670;
}

.console-head i {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 14px rgba(112, 240, 173, 0.65);
}

.metric-wave {
  display: flex;
  gap: 8px;
  align-items: end;
  height: 170px;
  margin: 70px 0 44px;
  border-bottom: 1px solid var(--line);
}

.metric-wave span {
  flex: 1;
  height: var(--h);
  background: linear-gradient(to top, rgba(112, 240, 173, 0.2), var(--green));
  transform-origin: bottom;
  animation: meter 2.4s ease-in-out infinite alternate;
}

.metric-wave span:nth-child(3n) { animation-delay: -0.7s; }
.metric-wave span:nth-child(4n) { animation-delay: -1.3s; }

.metric-console dl { margin: 0; }
.metric-console dl div {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.metric-console dt { font-family: var(--mono); font-size: 11px; }
.metric-console dd { margin: 0; color: #686e68; font-family: var(--mono); font-size: 9px; }

.operations-list {
  border-top: 1px solid var(--line);
}

.operations-list article {
  min-height: 124px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.operations-list article > span { display: block; margin-bottom: 11px; color: var(--red); }
.operations-list code { color: var(--green); font-size: 12px; }
.operations-list p { margin: 10px 0 0; color: #858b85; }

.status-note {
  display: grid;
  grid-template-columns: 0.25fr 1fr;
  gap: 40px;
  padding: 30px;
  margin-top: 28px;
  color: #b7bbb5;
  border: 1px solid rgba(255, 183, 77, 0.32);
  background: rgba(255, 183, 77, 0.04);
}

.status-note > span { color: var(--amber); }
.status-note p { max-width: 850px; margin: 0; }

.closing {
  border-top: 1px solid var(--line-dark);
}

.closing-inner {
  padding-block: clamp(100px, 14vw, 200px);
}

.closing-inner h2 {
  max-width: 980px;
  margin: 28px 0 0;
  font-size: clamp(55px, 8vw, 120px);
  font-weight: 500;
  line-height: 0.9;
  letter-spacing: -0.065em;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 34px;
  align-items: center;
  min-height: 100px;
  padding: 24px clamp(22px, 4vw, 64px);
  border-top: 1px solid var(--line);
}

.site-footer p,
.site-footer > span {
  margin: 0;
  color: #656b65;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@keyframes mark-pulse {
  0%, 100% { transform: scaleY(0.7); opacity: 0.6; }
  50% { transform: scaleY(1); opacity: 1; }
}

@keyframes travel {
  from { transform: translateX(-100%); }
  to { transform: translateX(350%); }
}

@keyframes blink {
  0%, 65% { opacity: 0.18; }
  66%, 100% { opacity: 0.75; }
}

@keyframes meter {
  from { transform: scaleY(0.68); opacity: 0.65; }
  to { transform: scaleY(1); opacity: 1; }
}

@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; }
  .runtime-panel { width: min(100%, 680px); }
  .section-intro { grid-template-columns: 0.25fr 1fr; }
  .section-intro > p { grid-column: 2; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .lifecycle-rail { grid-template-columns: repeat(3, 1fr); }
  .lifecycle-rail li { min-height: 300px; }
  .lifecycle-rail h3 { margin-top: 90px; }
  .quickstart-layout { grid-template-columns: 1fr; }
  .quickstart .section-intro { position: static; }
}

@media (max-width: 820px) {
  .site-header { min-height: 66px; }
  .wordmark > span:last-child { display: none; }
  .menu-toggle {
    display: inline-grid;
    grid-template-columns: auto 18px;
    gap: 3px 12px;
    align-items: center;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.12em;
  }
  .menu-toggle span { grid-row: 1 / 3; }
  .menu-toggle i { width: 18px; height: 1px; background: currentColor; }
  .site-nav {
    position: absolute;
    top: 65px;
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    padding: 14px 22px 24px;
    background: rgba(5, 7, 6, 0.98);
    border-bottom: 1px solid var(--line);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 16px 0; border-bottom: 1px solid var(--line); }
  .nav-source { margin-top: 12px; padding-inline: 14px !important; }
  .hero { min-height: auto; padding-top: 90px; }
  .hero h1 { font-size: clamp(68px, 19vw, 120px); }
  .runtime-panel { min-height: 500px; }
  .runtime-flow { margin-inline: 20px; }
  .flow-node { width: 66px; font-size: 8px; }
  .runtime-output { margin-inline: 20px; }
  .fact-rail { grid-template-columns: repeat(2, 1fr); }
  .fact-rail div:nth-child(2) { border-right: 0; }
  .fact-rail div:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .section-intro { display: block; }
  .section-intro h2 { margin-top: 24px; }
  .section-intro > p { margin-top: 26px; }
  .endpoint-row { grid-template-columns: 78px 1fr; gap: 12px; }
  .endpoint-desc { grid-column: 2; }
  .endpoint-category { grid-row: 1; grid-column: 2; text-align: right; }
  .request-lab-head { align-items: start; flex-direction: column; }
  .operate-grid { grid-template-columns: 1fr; }
  .status-note { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer p { grid-row: 2; grid-column: 1 / 3; }
}

@media (max-width: 590px) {
  .section-shell { width: min(calc(100% - 32px), var(--max)); }
  .hero { gap: 60px; }
  .hero h1 { font-size: clamp(60px, 18vw, 96px); line-height: 0.82; }
  .hero-copy > p { font-size: 17px; }
  .runtime-model { margin: 52px 20px 0; }
  .runtime-flow { flex-wrap: wrap; gap: 10px; }
  .runtime-flow > b { min-width: 18px; }
  .flow-node { width: 58px; }
  .runtime-output { margin-top: 48px; }
  .runtime-output strong { font-size: 13px; }
  .fact-rail { grid-template-columns: 1fr; }
  .fact-rail div { min-height: 88px; border-right: 0; border-bottom: 1px solid var(--line); }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 280px; }
  .lifecycle-rail { grid-template-columns: 1fr; }
  .lifecycle-rail li { min-height: 260px; }
  .lifecycle-rail p { min-height: auto; }
  .api-toolbar { overflow-x: auto; }
  .api-filter { flex: 0 0 auto; }
  .endpoint-row { grid-template-columns: 1fr; }
  .endpoint-desc,
  .endpoint-category { grid-column: 1; text-align: left; }
  .endpoint-category { grid-row: auto; }
  .request-tabs { width: 100%; }
  .request-tabs button { flex: 1; }
  .code-window pre { min-height: 360px; font-size: 11px; }
  .steps article { grid-template-columns: 36px 1fr; gap: 12px; }
  .inline-code { align-items: start; flex-direction: column; }
  .metric-console { padding: 20px; }
  .metric-console dl div { align-items: start; flex-direction: column; gap: 4px; }
  .closing-inner h2 { font-size: clamp(50px, 14vw, 82px); }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer p { grid-row: auto; grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}