:root {
  --bg: #070d10;
  --panel: #0d171b;
  --panel-2: #111f24;
  --text: #f6fff9;
  --muted: #9fb4ae;
  --line: rgba(216, 255, 239, .12);
  --green: #96f3c8;
  --blue: #57c7ff;
  --amber: #ffc66b;
  --red: #ff8e7a;
  --shadow: 0 24px 80px rgba(0,0,0,.36);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.grid-bg {
  position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background:
    linear-gradient(rgba(216,255,239,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(216,255,239,.055) 1px, transparent 1px),
    radial-gradient(circle at 22% 10%, rgba(150,243,200,.14), transparent 28%),
    radial-gradient(circle at 82% 18%, rgba(87,199,255,.12), transparent 30%);
  background-size: 88px 88px, 88px 88px, auto, auto;
}
.site-shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  min-height: 76px; display: grid; grid-template-columns: 250px 1fr auto; align-items: center; gap: 20px;
  position: sticky; top: 0; z-index: 20; backdrop-filter: blur(18px);
  background: rgba(7,13,16,.82); border-bottom: 1px solid var(--line);
}
.brand img { width: 230px; height: auto; }
.top-nav { display: flex; justify-content: center; gap: 20px; color: var(--muted); font-size: 14px; font-weight: 650; }
.top-nav a { padding: 10px 0; border-bottom: 2px solid transparent; }
.top-nav a:hover, .top-nav a.active { color: var(--text); border-color: var(--green); }
.nav-cta, .button, .ghost-button {
  display: inline-flex; min-height: 42px; align-items: center; justify-content: center; border-radius: 8px;
  padding: 0 16px; font-weight: 760; font-size: 14px; border: 1px solid var(--line);
}
.nav-cta, .button.primary { background: var(--green); color: #071113; border-color: var(--green); }
.button.secondary, .button.ghost, .ghost-button { background: rgba(246,255,249,.06); color: var(--text); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: rgba(246,255,249,.04); border-radius: 8px; }
.nav-toggle span { display: block; height: 2px; width: 18px; background: var(--text); margin: 5px auto; }
.hero { min-height: 760px; display: grid; grid-template-columns: 1.03fr .97fr; gap: 44px; align-items: center; padding: 64px 0 72px; }
.eyebrow { color: var(--green); font-weight: 850; font-size: 13px; margin: 0 0 18px; text-transform: uppercase; }
h1 { font-size: 72px; line-height: .98; margin: 0; max-width: 720px; }
h2 { font-size: 42px; line-height: 1.08; margin: 0; max-width: 780px; }
h3 { font-size: 20px; line-height: 1.22; margin: 0; }
p { color: var(--muted); line-height: 1.72; margin: 0; }
.hero-lead { font-size: 21px; max-width: 620px; margin-top: 24px; color: #d6e8e2; }
.nowrap { white-space: nowrap; }
.hero-actions, .page-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.hero-visual { position: relative; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; box-shadow: var(--shadow); background: var(--panel); }
.hero-visual img { width: 100%; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 32px; }
.metric-grid div, .stat-card, .value-card, .agent-card, .skill-card, .skill-bind-card, .workflow-step, .guard-card, .download-card, .installer-card, .guide-card, .boundary-note, .link-card, .detail-card, .doc-card {
  background: linear-gradient(180deg, rgba(246,255,249,.075), rgba(246,255,249,.035));
  border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 12px 40px rgba(0,0,0,.18);
}
.metric-grid div { padding: 18px; min-height: 96px; }
.metric-grid strong { display: block; font-size: 28px; color: var(--text); }
.metric-grid span { color: var(--muted); font-size: 13px; }
.section { padding: 86px 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; gap: 16px; margin-bottom: 34px; }
.section-heading.split { grid-template-columns: 1fr .72fr; align-items: end; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.value-card, .agent-card, .skill-card, .skill-bind-card, .workflow-step, .guard-card, .download-card, .installer-card, .guide-card, .boundary-note, .link-card, .detail-card, .doc-card { padding: 24px; }
.value-card span, .agent-card span, .skill-card span, .skill-bind-card span, .workflow-step span, .download-card small, .installer-card small, .guide-card span, .boundary-note span { color: var(--green); font-size: 12px; font-weight: 850; }
.value-card p, .agent-card p, .skill-card p, .skill-bind-card p, .workflow-step p, .guard-card p, .download-card p, .installer-card p, .guide-card p, .boundary-note p, .link-card p, .detail-card p, .doc-card p { margin-top: 12px; }
.release-card { display: grid; gap: 16px; align-content: start; }
.release-card .button { width: fit-content; margin-top: 4px; }
.status-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
  max-width: 880px;
}
.status-strip div {
  border: 1px solid rgba(246,255,249,.12);
  border-radius: 8px;
  background: rgba(246,255,249,.035);
  padding: 15px 17px;
}
.status-strip span {
  display: block;
  color: rgba(246,255,249,.58);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 8px;
}
.status-strip strong {
  color: var(--text);
  font-size: 19px;
  line-height: 1.2;
}
.recommended-download {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 16px;
  align-items: stretch;
}
.installer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.installer-grid.secondary-downloads { margin-top: 16px; }
.installer-card {
  display: grid;
  gap: 16px;
  align-content: start;
}
.installer-card.featured {
  min-height: 380px;
  background:
    radial-gradient(circle at 82% 18%, rgba(150,243,200,.18), transparent 34%),
    linear-gradient(180deg, rgba(246,255,249,.105), rgba(246,255,249,.04));
  border-color: rgba(150,243,200,.34);
}
.installer-card h3 { font-size: 28px; }
.installer-card.featured h3 { font-size: 34px; }
.installer-card .button { width: fit-content; margin-top: 4px; }
.download-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}
.download-meta div {
  border: 1px solid rgba(246,255,249,.10);
  background: rgba(246,255,249,.035);
  border-radius: 8px;
  padding: 12px;
}
.download-meta dt {
  color: rgba(246,255,249,.52);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 5px;
}
.download-meta dd {
  margin: 0;
  color: var(--text);
  font-weight: 760;
}
.guide-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.guide-card {
  min-height: 190px;
  display: grid;
  gap: 10px;
  align-content: start;
  background: rgba(246,255,249,.025);
  box-shadow: none;
}
.guide-card strong {
  color: var(--text);
  font-size: 21px;
  line-height: 1.25;
}
.guide-card:hover { border-color: rgba(150,243,200,.46); }
.boundary-note {
  display: grid;
  gap: 8px;
  background: linear-gradient(180deg, rgba(255,198,107,.08), rgba(246,255,249,.025));
  border-color: rgba(255,198,107,.24);
}
.boundary-note strong { color: var(--text); font-size: 23px; }
.page-actions.compact { margin-top: 0; gap: 10px; }
.agent-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.agent-card { min-height: 230px; display: flex; flex-direction: column; gap: 10px; transition: transform .18s ease, border-color .18s ease; }
.agent-card:hover, .link-card:hover { transform: translateY(-3px); border-color: rgba(150,243,200,.5); }
.tag-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; }
.tag { color: #d9fff0; background: rgba(150,243,200,.09); border: 1px solid rgba(150,243,200,.16); border-radius: 999px; padding: 6px 9px; font-size: 12px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.chip { min-height: 36px; border-radius: 999px; border: 1px solid var(--line); background: rgba(246,255,249,.04); color: var(--muted); padding: 0 13px; font-weight: 700; }
.chip.active { color: #071113; background: var(--green); border-color: var(--green); }
.skill-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.skill-card.hidden { display: none; }
.skill-bind-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.skill-bind-card { min-height: 176px; display: grid; gap: 10px; align-content: start; }
.workflow-rail { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.guard-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.guard-card strong { display: flex; gap: 10px; align-items: center; font-size: 18px; }
.guard-card strong::before { content: ""; width: 10px; height: 10px; border-radius: 99px; background: var(--amber); box-shadow: 0 0 22px rgba(255,198,107,.55); flex: 0 0 auto; }
.page-hero { padding: 72px 0 54px; display: grid; gap: 22px; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: 58px; max-width: 900px; }
.page-hero p { font-size: 19px; max-width: 760px; }
.breadcrumb { color: var(--muted); font-size: 13px; font-weight: 700; }
.breadcrumb a { color: var(--green); }
.learn-layout { display: grid; grid-template-columns: 250px 1fr; gap: 30px; align-items: start; }
.learn-sidebar { position: sticky; top: 96px; display: grid; gap: 8px; }
.learn-sidebar a { padding: 13px 14px; border-radius: 8px; color: var(--muted); border: 1px solid transparent; }
.learn-sidebar a.active, .learn-sidebar a:hover { color: var(--text); background: rgba(246,255,249,.06); border-color: var(--line); }
.learn-toggle { display: none; }
.article { display: grid; gap: 18px; }
.article h2 { font-size: 34px; margin-top: 24px; }
.article h3 { font-size: 21px; margin: 0; }
.article p { max-width: 860px; }
.article strong { color: var(--text); }
.article ul { color: var(--muted); line-height: 1.8; margin: 0; padding-left: 20px; }
.doc-lead {
  font-size: 20px;
  line-height: 1.85;
  color: rgba(246,255,249,.78);
  max-width: 880px;
  margin-bottom: 20px;
}
.doc-section {
  display: grid;
  gap: 18px;
  padding: 0 0 34px;
  border-bottom: 1px solid rgba(246,255,249,.10);
}
.doc-section:last-child { border-bottom: 0; padding-bottom: 0; }
.doc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 4px;
}
.doc-card {
  min-height: 178px;
  display: grid;
  gap: 10px;
  align-content: start;
}
.doc-card span, .doc-note span {
  color: var(--green);
  font-size: 12px;
  font-weight: 850;
}
.doc-callout {
  border-left: 3px solid var(--green);
  background: rgba(150,243,200,.055);
  padding: 18px 20px;
  display: grid;
  gap: 8px;
}
.doc-steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.8;
}
.concept-table {
  display: grid;
  border: 1px solid rgba(246,255,249,.14);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(246,255,249,.025);
}
.concept-table > div {
  display: grid;
  grid-template-columns: .62fr 1.25fr 1.05fr;
  border-bottom: 1px solid rgba(246,255,249,.10);
}
.concept-table > div:last-child { border-bottom: 0; }
.concept-table strong, .concept-table span, .concept-table p {
  padding: 16px;
  border-right: 1px solid rgba(246,255,249,.10);
  margin: 0;
}
.concept-table strong:last-child, .concept-table span:last-child, .concept-table p:last-child { border-right: 0; }
.concept-table strong {
  color: var(--text);
  background: rgba(246,255,249,.045);
}
.concept-table span {
  color: var(--green);
  font-weight: 850;
}
.concept-table.compact > div {
  grid-template-columns: .75fr 1.05fr 1.18fr;
}
.learn-path {
  display: grid;
  gap: 18px;
}
.learn-path-intro {
  color: rgba(246,255,249,.78);
  font-size: 19px;
  line-height: 1.8;
  max-width: 850px;
}
.site-footer { border-top: 1px solid var(--line); min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--muted); }
.site-footer div { display: flex; align-items: center; gap: 10px; }
.site-footer img { width: 34px; }
.site-footer nav { display: flex; gap: 16px; }
@media (max-width: 980px) {
  .site-shell { width: min(100% - 28px, 720px); }
  .site-header { grid-template-columns: 1fr auto; min-height: 68px; }
  .brand img { width: 206px; }
  .top-nav, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .site-header.open .top-nav { display: grid; grid-column: 1 / -1; gap: 4px; padding: 10px 0 14px; }
  .site-header.open .top-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 46px 0 56px; }
  h1 { font-size: 48px; }
  h2 { font-size: 32px; }
  .page-hero h1 { font-size: 42px; }
  .metric-grid, .status-strip, .grid-3, .grid-2, .agent-grid, .skill-grid, .skill-bind-grid, .workflow-rail, .guard-grid, .recommended-download, .installer-grid, .guide-panel { grid-template-columns: 1fr; }
  .download-meta { grid-template-columns: 1fr; }
  .release-card .button, .installer-card .button { width: 100%; }
  .installer-card, .installer-card.featured { min-height: auto; }
  .installer-card h3, .installer-card.featured h3 { font-size: 25px; }
  .doc-grid { grid-template-columns: 1fr; }
  .concept-table > div, .concept-table.compact > div { grid-template-columns: 1fr; }
  .concept-table > div:first-child { display: none; }
  .concept-table strong, .concept-table span, .concept-table p { border-right: 0; border-bottom: 1px solid rgba(246,255,249,.08); }
  .concept-table > div > *:last-child { border-bottom: 0; }
  .concept-table span {
    background: rgba(150,243,200,.045);
    font-size: 18px;
  }
  .concept-table p:nth-child(2)::before {
    content: "它是什么";
    display: block;
    color: rgba(246,255,249,.56);
    font-size: 12px;
    font-weight: 850;
    margin-bottom: 6px;
  }
  .concept-table p:nth-child(3)::before {
    content: "它不是什么";
    display: block;
    color: rgba(246,255,249,.56);
    font-size: 12px;
    font-weight: 850;
    margin-bottom: 6px;
  }
  .section-heading.split { grid-template-columns: 1fr; }
  .learn-layout { grid-template-columns: 1fr; }
  .learn-toggle { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; width: 100%; border-radius: 8px; border: 1px solid var(--line); background: rgba(246,255,249,.06); color: var(--text); font-weight: 760; }
  .learn-sidebar { display: none; position: static; }
  .learn-layout.open .learn-sidebar { display: grid; }
  .site-footer { display: grid; padding: 28px 0; }
  .site-footer nav { flex-wrap: wrap; }
}
@media (max-width: 520px) {
  h1 { font-size: 40px; }
  .page-hero h1 { font-size: 36px; }
  .hero-lead { font-size: 18px; }
  .hero-actions, .page-actions { display: grid; }
  .button, .ghost-button { width: 100%; }
}

/* Cinematic public-site pass approved on 2026-06-13. */
.grid-bg {
  background:
    radial-gradient(circle at 50% 12%, rgba(255,255,255,.08), transparent 34%),
    linear-gradient(180deg, #020507 0%, #070d10 46%, #05090b 100%);
}
.site-shell { width: 100%; margin: 0; }
.site-header {
  position: sticky; left: 0; right: 0; top: 0;
  min-height: 84px;
  grid-template-columns: 260px minmax(0,1fr) auto;
  padding: 0 clamp(24px, 4.8vw, 64px);
  background: linear-gradient(180deg, rgba(0,0,0,.76), rgba(0,0,0,.16) 74%, transparent);
  border-bottom: 0;
  backdrop-filter: none;
}
.brand img { width: 238px; }
.top-nav {
  justify-content: center;
  gap: clamp(18px, 2.4vw, 34px);
  color: rgba(246,255,249,.82);
  font-size: 14px;
  text-transform: none;
}
.top-nav a { border: 0; }
.top-nav a:hover, .top-nav a.active { color: var(--text); border-color: transparent; }
.nav-cta {
  min-height: 48px;
  padding: 0 22px;
  background: transparent;
  color: var(--text);
  border-color: rgba(246,255,249,.72);
}
.nav-cta:hover, .hero .button.primary:hover, .hero .button.secondary:hover {
  background: rgba(246,255,249,.12);
  border-color: var(--green);
}
main { overflow: hidden; }
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: clamp(170px, 18vh, 230px) clamp(24px, 5vw, 72px) clamp(150px, 17vh, 190px);
  background:
    linear-gradient(90deg, rgba(0,0,0,.82) 0%, rgba(0,0,0,.62) 33%, rgba(0,0,0,.20) 68%, rgba(0,0,0,.58) 100%),
    linear-gradient(0deg, rgba(0,0,0,.82) 0%, transparent 32%),
    url("assets/orbisagent-hero-cinematic.png");
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid rgba(246,255,249,.14);
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 67% 52%, rgba(150,243,200,.16), transparent 30%);
  pointer-events: none;
}
.hero-copy {
  position: relative;
  z-index: 1;
  width: min(900px, 62vw);
}
.hero .eyebrow {
  margin-bottom: 22px;
  color: rgba(150,243,200,.95);
  font-size: 16px;
  text-transform: none;
  letter-spacing: 0;
}
.hero h1 {
  max-width: 880px;
  font-size: clamp(52px, 5.4vw, 84px);
  line-height: .98;
  letter-spacing: 0;
  word-break: keep-all;
  text-shadow: 0 18px 62px rgba(0,0,0,.66);
}
.hero-lead {
  margin-top: 26px;
  max-width: 610px;
  font-size: clamp(18px, 1.55vw, 23px);
  color: rgba(246,255,249,.78);
}
.hero-actions { margin-top: 34px; gap: 18px; }
.hero .button {
  min-width: 156px;
  min-height: 56px;
  border-radius: 7px;
  text-transform: none;
}
.hero .button.primary {
  background: transparent;
  color: var(--text);
  border-color: rgba(246,255,249,.88);
}
.hero .button.secondary {
  background: transparent;
  border-color: transparent;
  border-bottom: 2px solid var(--green);
  border-radius: 0;
  min-width: auto;
  padding: 0 6px;
}
.mission-lanes {
  position: absolute;
  z-index: 1;
  left: clamp(24px, 12vw, 176px);
  right: clamp(24px, 12vw, 176px);
  bottom: clamp(22px, 4vh, 44px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: end;
  gap: 24px;
  color: rgba(246,255,249,.78);
  font-weight: 650;
}
.mission-lanes span {
  border-bottom: 1px solid rgba(246,255,249,.42);
  padding-bottom: 12px;
  position: relative;
}
.mission-lanes span::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -4px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 22px rgba(150,243,200,.72);
}
.hero-visual, .metric-grid { display: none; }
.section, .page-hero, .site-footer {
  width: min(1180px, calc(100% - 96px));
  margin-left: auto;
  margin-right: auto;
}
.section {
  padding: clamp(82px, 11vw, 150px) 0;
  border-top: 1px solid rgba(246,255,249,.10);
}
.section-heading { margin-bottom: 42px; }
.section-heading.split { grid-template-columns: minmax(0, .88fr) minmax(320px, .52fr); gap: 72px; }
.page-hero h1 {
  max-width: 1080px;
  font-size: clamp(34px, 3.6vw, 56px);
  letter-spacing: 0;
}
.section-heading h2 {
  font-size: clamp(36px, 4.2vw, 68px);
  letter-spacing: 0;
}
.grid-3, .grid-2, .agent-grid, .skill-grid, .workflow-rail, .guard-grid {
  gap: 18px;
}
.link-card, .value-card, .detail-card, .agent-card, .skill-card, .skill-bind-card, .workflow-step, .guard-card, .download-card, .doc-card {
  background: rgba(246,255,249,.035);
  border-color: rgba(246,255,249,.14);
  box-shadow: none;
}
.link-card:hover, .agent-card:hover {
  transform: translateY(-2px);
  border-color: rgba(150,243,200,.62);
  background: rgba(246,255,249,.055);
}
.page-hero {
  min-height: 360px;
  padding: 76px 0 64px;
  border-bottom: 0;
}
.page-hero p { max-width: 720px; }
.breadcrumb { color: rgba(246,255,249,.58); }
.workflow-rail { grid-template-columns: repeat(3, 1fr); }
.site-footer {
  min-height: 140px;
  border-color: rgba(246,255,249,.12);
}
@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 74px;
    padding: 0 18px;
    background: rgba(0,0,0,.72);
  }
  .brand img { width: 212px; }
  .site-header.open .top-nav {
    background: rgba(0,0,0,.92);
    padding: 14px 0 18px;
  }
  .hero {
    min-height: 100svh;
    padding: 132px 22px 166px;
    background-position: 63% center;
  }
  .hero-copy { width: 100%; }
  .hero h1 { font-size: clamp(34px, 10.8vw, 52px); }
  .mission-lanes {
    left: 22px; right: 22px; bottom: 24px;
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .mission-lanes span {
    padding-bottom: 8px;
    font-size: 13px;
  }
  .mission-lanes span::after { left: 0; }
  .section, .page-hero, .site-footer {
    width: min(100% - 32px, 720px);
  }
  .section-heading.split { grid-template-columns: 1fr; gap: 20px; }
  .workflow-rail { grid-template-columns: 1fr; }
}

.home-cinematic {
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(5,9,12,.96) 0%, rgba(5,9,12,.82) 42%, rgba(5,9,12,.30) 72%, rgba(5,9,12,.86) 100%),
    linear-gradient(180deg, rgba(5,9,12,.08) 0%, var(--bg) 92%),
    url("assets/orbisagent-hero-cinematic.png") center top / cover no-repeat;
}
.cinema-hero {
  position: relative;
  min-height: calc(100svh - 84px);
  width: min(100% - 64px, 1480px);
  margin: 0 auto;
  padding: clamp(76px, 11vh, 132px) 0 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  grid-template-rows: 1fr auto;
  gap: 34px;
  align-items: center;
}
.cinema-visual {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(244,255,248,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244,255,248,.055) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: linear-gradient(90deg, rgba(0,0,0,.70), rgba(0,0,0,.24) 58%, transparent 92%);
}
.cinema-copy,
.mission-card,
.cinema-rail,
.home-paths {
  position: relative;
  z-index: 1;
}
.cinema-brandline {
  color: var(--green);
  font-size: 13px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.cinema-copy h1 {
  margin-top: 18px;
  max-width: 920px;
  font-size: clamp(44px, 5.2vw, 76px);
  line-height: .98;
  font-weight: 880;
  text-wrap: balance;
  word-break: keep-all;
}
.cinema-lead {
  margin-top: 24px;
  max-width: 620px;
  color: rgba(244,255,248,.78);
  font-size: clamp(16px, 1.35vw, 20px);
  line-height: 1.7;
}
.cinema-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.cinema-actions .button {
  min-width: 138px;
  min-height: 46px;
}
.mission-card {
  align-self: end;
  margin-bottom: 92px;
  padding: 24px;
  border: 1px solid rgba(222,255,242,.16);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(8,15,19,.76), rgba(8,15,19,.45));
  box-shadow: 0 24px 90px rgba(0,0,0,.38);
  backdrop-filter: blur(20px);
}
.mission-card > span {
  display: block;
  color: var(--green);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.mission-card h2 {
  margin-top: 12px;
  font-size: 24px;
  line-height: 1.25;
}
.mission-card ul {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.mission-card li {
  display: grid;
  gap: 3px;
  padding-top: 14px;
  border-top: 1px solid rgba(222,255,242,.13);
}
.mission-card strong { color: var(--text); font-size: 14px; }
.mission-card em { color: var(--muted); font-size: 13px; font-style: normal; }
.cinema-rail {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(222,255,242,.16);
}
.cinema-rail a {
  min-height: 88px;
  padding: 22px 26px 18px 0;
  border-right: 1px solid rgba(222,255,242,.12);
  display: grid;
  align-content: center;
  gap: 3px;
}
.cinema-rail a:last-child { border-right: 0; }
.cinema-rail span { color: var(--green); font-size: 13px; font-weight: 850; }
.cinema-rail strong { font-size: 20px; line-height: 1.25; }
.home-paths {
  width: min(100% - 64px, 1480px);
  margin: 0 auto;
  padding: 78px 0 84px;
}
.section-kicker {
  color: var(--green);
  font-size: 13px;
  font-weight: 850;
}
.paths-heading {
  margin-top: 16px;
  display: grid;
  grid-template-columns: minmax(0, 650px) minmax(280px, 460px);
  gap: clamp(36px, 8vw, 160px);
  align-items: end;
}
.paths-heading h2 {
  font-size: clamp(32px, 4vw, 58px);
  line-height: 1.05;
}
.paths-heading p {
  font-size: 16px;
  color: rgba(244,255,248,.72);
}
.path-cards {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.path-cards a {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(244,255,248,.06), rgba(244,255,248,.025));
  display: grid;
  align-content: end;
  gap: 10px;
}
.path-cards span {
  color: var(--green);
  font-size: 13px;
  font-weight: 850;
}
.path-cards strong {
  font-size: 24px;
  line-height: 1.2;
}
.path-cards p {
  color: var(--muted);
  font-size: 14.5px;
}
body[data-page="home"] .site-footer {
  width: min(100% - 64px, 1480px);
}
@media (max-width: 980px) {
  .home-cinematic {
    background:
      linear-gradient(180deg, rgba(5,9,12,.86) 0%, rgba(5,9,12,.92) 48%, #060b0e 100%),
      url("assets/orbisagent-hero-cinematic.png") 58% top / auto 72vh no-repeat;
  }
  .cinema-hero {
    min-height: auto;
    width: min(100% - 36px, 720px);
    padding: 54px 0 26px;
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .cinema-visual { background-size: 62px 62px; }
  .cinema-copy h1 { font-size: clamp(36px, 10.6vw, 42px); line-height: 1.05; max-width: 354px; }
  .cinema-lead { max-width: 100%; font-size: 16px; }
  .mission-card { margin: 12px 0 0; }
  .cinema-rail { grid-template-columns: 1fr; }
  .cinema-rail a { min-height: 72px; padding: 17px 0; border-right: 0; border-bottom: 1px solid rgba(222,255,242,.12); }
  .cinema-rail a:last-child { border-bottom: 0; }
  .home-paths { width: min(100% - 36px, 720px); padding: 56px 0 64px; }
  .paths-heading, .path-cards { grid-template-columns: 1fr; }
  .paths-heading { gap: 18px; }
  .path-cards a { min-height: 184px; }
  body[data-page="home"] .site-footer { width: min(100% - 36px, 720px); }
}

/* v4.4 production homepage pass: centered product story with no legacy preview routes. */
body[data-page="home"] {
  background: linear-gradient(180deg, #020405 0%, #081014 56%, #030608 100%);
  color: #f7fff9;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 70px;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  padding: 0 max(22px, calc((100vw - 1120px) / 2));
  background: rgba(2, 4, 5, .78);
  border-bottom: 1px solid rgba(226, 255, 244, .10);
  backdrop-filter: blur(22px);
}
.brand img { width: 210px; }
.top-nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  color: rgba(247, 255, 249, .72);
  font-size: 14px;
  font-weight: 780;
}
.top-nav a {
  padding: 24px 0 22px;
  border-bottom: 2px solid transparent;
}
.top-nav a:hover,
.top-nav a.active {
  color: var(--text);
  border-color: var(--green);
}
.nav-cta,
.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 18px;
  color: var(--text);
  font-size: 14px;
  font-weight: 820;
  white-space: nowrap;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.nav-cta:hover,
.button:hover {
  transform: translateY(-1px);
  border-color: rgba(148, 242, 196, .58);
}
.nav-cta,
.button.primary {
  background: var(--green);
  color: #03100d;
  border-color: var(--green);
}
.button.secondary,
.button.ghost,
.ghost-button {
  background: rgba(247, 255, 249, .055);
  color: var(--text);
}
.container {
  width: min(100% - 44px, 1120px);
  margin: 0 auto;
}
.container.narrow { width: min(100% - 44px, 880px); }
.center { text-align: center; }
body[data-page="home"] .hero-section {
  position: relative;
  min-height: calc(100svh - 70px);
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(226, 255, 244, .10);
}
body[data-page="home"] .hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(3, 6, 8, .36), rgba(3, 6, 8, .78) 68%, #030608 100%),
    radial-gradient(circle at 50% 20%, rgba(148, 242, 196, .16), transparent 32%),
    url("assets/orbisagent-hero-cinematic.png") center top / cover no-repeat;
  opacity: .82;
}
body[data-page="home"] .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(247, 255, 249, .052) 1px, transparent 1px),
    linear-gradient(90deg, rgba(247, 255, 249, .052) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: radial-gradient(circle at 50% 34%, black, transparent 76%);
}
body[data-page="home"] .hero-bg::before {
  content: "";
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle, rgba(148, 242, 196, .72) 0 1px, transparent 2px) 12% 20% / 220px 180px,
    radial-gradient(circle, rgba(87, 199, 255, .50) 0 1px, transparent 2px) 78% 34% / 260px 210px,
    radial-gradient(circle, rgba(255, 198, 107, .44) 0 1px, transparent 2px) 46% 66% / 300px 240px;
  opacity: .42;
  animation: particleDrift 18s linear infinite;
}
body[data-page="home"] .hero {
  position: relative;
  z-index: 1;
  min-height: auto;
  display: block;
  padding: 96px 0 46px;
  text-align: center;
  background: none;
  border-bottom: 0;
}
body[data-page="home"] .hero::after { display: none; }
.eyebrow,
.section-label {
  color: var(--green);
  font-size: 13px;
  font-weight: 880;
  letter-spacing: .03em;
  text-transform: uppercase;
}
body[data-page="home"] .hero .eyebrow {
  max-width: 100%;
  line-height: 1.45;
  text-transform: none;
  overflow-wrap: anywhere;
}
body[data-page="home"] .hero h1 {
  margin: 20px auto 0;
  max-width: 1010px;
  font-size: clamp(42px, 6vw, 78px);
  line-height: 1.04;
  font-weight: 900;
  letter-spacing: 0;
  text-wrap: balance;
}
body[data-page="home"] .hero h1 span {
  display: block;
}
.lead {
  margin: 24px auto 0;
  max-width: 740px;
  color: rgba(247, 255, 249, .80);
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1.75;
}
body[data-page="home"] .hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}
body[data-page="home"] .hero-actions .button {
  min-width: 142px;
  min-height: 46px;
}
.orbit-system {
  position: relative;
  width: min(100%, 980px);
  min-height: 520px;
  margin: clamp(42px, 7vw, 72px) auto 0;
  border: 1px solid rgba(226, 255, 244, .12);
  border-radius: 30px;
  background:
    radial-gradient(circle at 50% 48%, rgba(148, 242, 196, .18), transparent 26%),
    radial-gradient(circle at 26% 22%, rgba(87, 199, 255, .12), transparent 26%),
    linear-gradient(180deg, rgba(3, 6, 8, .52), rgba(3, 6, 8, .18));
  box-shadow: 0 24px 90px rgba(0, 0, 0, .26);
  overflow: hidden;
  backdrop-filter: blur(18px);
}
.orbit-system::before,
.orbit-system::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(226, 255, 244, .15);
  border-radius: 999px;
  pointer-events: none;
}
.orbit-system::before {
  width: min(78%, 690px);
  height: 294px;
  animation: orbitSpin 18s linear infinite;
}
.orbit-system::after {
  width: min(58%, 530px);
  height: 190px;
  border-color: rgba(148, 242, 196, .20);
  animation: orbitSpin 24s linear infinite reverse;
}
.orbit-core {
  position: absolute;
  left: 50%;
  top: 46%;
  width: min(44%, 370px);
  min-height: 126px;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  gap: 7px;
  padding: 22px 24px;
  border: 1px solid rgba(148, 242, 196, .34);
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 0%, rgba(148, 242, 196, .22), transparent 42%),
    rgba(3, 6, 8, .82);
  box-shadow: 0 0 70px rgba(148, 242, 196, .16), inset 0 0 38px rgba(148, 242, 196, .08);
  z-index: 4;
  overflow: hidden;
}
.orbit-core::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(110deg, transparent 0 32%, rgba(148, 242, 196, .16) 47%, transparent 62% 100%);
  transform: translateX(-72%);
  animation: coreScan 7.2s ease-in-out infinite;
  pointer-events: none;
}
.orbit-core > * {
  position: relative;
  z-index: 1;
}
.orbit-core span {
  color: var(--green);
  font-size: 12px;
  font-weight: 880;
  text-transform: uppercase;
}
.orbit-core strong {
  font-size: clamp(22px, 2.4vw, 34px);
  line-height: 1.1;
}
.orbit-core p {
  max-width: 300px;
  color: rgba(247, 255, 249, .68);
  font-size: 12.5px;
  line-height: 1.5;
}
.orbit-node {
  position: absolute;
  z-index: 3;
  width: 172px;
  display: grid;
  gap: 6px;
  padding: 14px 15px;
  border: 1px solid rgba(226, 255, 244, .16);
  border-radius: 16px;
  background: rgba(3, 6, 8, .78);
  box-shadow: 0 18px 54px rgba(0, 0, 0, .22);
  animation: nodeBreath 7.5s ease-in-out infinite;
  will-change: box-shadow, border-color, opacity;
}
.orbit-node::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at 50% 0%, rgba(148, 242, 196, .12), transparent 52%);
  opacity: 0;
  animation: nodeGlint 7.5s ease-in-out infinite;
  pointer-events: none;
}
.orbit-node span {
  color: var(--green);
  font-size: 11px;
  font-weight: 880;
  text-transform: uppercase;
}
.orbit-node strong {
  color: var(--text);
  font-size: 15px;
  line-height: 1.25;
}
.orbit-node small {
  color: rgba(247, 255, 249, .58);
  line-height: 1.45;
}
.orbit-node.input { left: 7%; top: 18%; animation-delay: -.8s; }
.orbit-node.wiki { right: 8%; top: 16%; animation-delay: -2.2s; }
.orbit-node.agent { left: 12%; bottom: 20%; animation-delay: -3.4s; }
.orbit-node.review { right: 13%; bottom: 20%; animation-delay: -4.6s; }
.orbit-node.skill { left: 50%; top: 7%; transform: translateX(-50%); animation-delay: -1.5s; }
.orbit-node.evidence { left: 50%; bottom: 6%; transform: translateX(-50%); animation-delay: -5.6s; }
.orbit-beam {
  position: absolute;
  left: 10%;
  right: 10%;
  top: 49%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(148, 242, 196, .42), transparent);
  overflow: hidden;
  filter: drop-shadow(0 0 10px rgba(148, 242, 196, .22));
}
.orbit-beam::before,
.orbit-beam::after {
  content: "";
  position: absolute;
  width: 160px;
  height: 1px;
  left: -180px;
  top: 0;
  background: linear-gradient(90deg, transparent, rgba(247, 255, 249, .9), transparent);
  animation: beamFlow 4.8s linear infinite;
}
.orbit-beam::before {
  width: 120px;
  animation-duration: 6.4s;
  animation-delay: -2.8s;
  opacity: .72;
}
.hero-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 34px auto 0;
  max-width: 1000px;
}
.hero-points a {
  min-height: 116px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 24px;
  border: 1px solid rgba(226, 255, 244, .16);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(3, 6, 8, .70), rgba(247, 255, 249, .045));
  backdrop-filter: blur(14px);
}
.hero-points span,
.contrast-head span,
.contrast-row p:first-child::before,
.contrast-row p:last-child::before,
.wiki-step span,
.flow-grid span {
  color: var(--green);
  font-size: 12px;
  font-weight: 880;
}
.hero-points strong {
  font-size: 20px;
  line-height: 1.25;
}
body[data-page="home"] .section {
  width: auto;
  padding: clamp(78px, 9.5vw, 132px) 0;
  border-top: 0;
  border-bottom: 1px solid rgba(226, 255, 244, .09);
}
body[data-page="home"] .section h2 {
  margin-top: 14px;
  font-size: clamp(32px, 4.2vw, 58px);
  line-height: 1.12;
  font-weight: 890;
  letter-spacing: 0;
  text-wrap: balance;
}
.section-lead {
  margin-top: 22px;
  color: rgba(247, 255, 249, .76);
  font-size: 18px;
  line-height: 1.9;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 46px;
}
.value-grid article,
.contrast-card,
.wiki-card,
.flow-grid a,
.final-cta {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(247, 255, 249, .088), rgba(247, 255, 249, .032));
  box-shadow: 0 20px 70px rgba(0, 0, 0, .22);
}
.value-grid article {
  min-height: 244px;
  padding: 28px;
  display: grid;
  align-content: start;
  gap: 14px;
}
.value-grid span {
  color: var(--green);
  font-size: 13px;
  font-weight: 880;
}
.value-grid h3 {
  font-size: 23px;
  line-height: 1.28;
}
.value-grid p { font-size: 15.5px; }
.contrast-section {
  background: linear-gradient(180deg, rgba(247, 255, 249, .018), rgba(148, 242, 196, .035));
}
.contrast-card {
  margin-top: 42px;
  overflow: hidden;
}
.contrast-head,
.contrast-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.contrast-head { background: rgba(247, 255, 249, .06); }
.contrast-head span {
  padding: 18px 24px;
  color: var(--text);
  border-right: 1px solid var(--line);
}
.contrast-head span:last-child {
  border-right: 0;
  color: var(--green);
}
.contrast-row { border-top: 1px solid var(--line); }
.contrast-row p {
  padding: 24px;
  min-height: 104px;
  border-right: 1px solid var(--line);
  color: rgba(247, 255, 249, .68);
}
.contrast-row p:last-child {
  border-right: 0;
  color: rgba(247, 255, 249, .86);
}
.wiki-layout {
  display: grid;
  grid-template-columns: minmax(0, .98fr) minmax(360px, .72fr);
  gap: clamp(30px, 7vw, 84px);
  align-items: center;
}
.wiki-card {
  padding: 26px;
  display: grid;
  gap: 12px;
}
.wiki-step {
  display: grid;
  gap: 7px;
  padding: 17px 18px;
  border: 1px solid rgba(226, 255, 244, .12);
  border-radius: 10px;
  background: rgba(3, 6, 8, .26);
}
.wiki-step strong {
  font-size: 17px;
  line-height: 1.4;
}
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 42px;
}
.flow-grid a {
  min-height: 220px;
  padding: 24px;
  display: grid;
  align-content: start;
  gap: 12px;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.flow-grid a:hover {
  transform: translateY(-3px);
  border-color: rgba(148, 242, 196, .56);
  background: rgba(247, 255, 249, .07);
}
.flow-grid strong {
  font-size: 21px;
  line-height: 1.3;
}
.flow-grid p { font-size: 15px; }
.install-route {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  gap: 22px;
  align-items: start;
  margin-top: 30px;
}
.route-card,
.install-step,
.guide-detail,
.install-checklist {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(247, 255, 249, .07), rgba(247, 255, 249, .026));
}
.route-card {
  position: sticky;
  top: 96px;
  padding: 28px;
  display: grid;
  gap: 18px;
}
.route-card h3 { font-size: 30px; }
.route-choice {
  display: grid;
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid rgba(226, 255, 244, .10);
}
.route-choice strong { color: var(--text); }
.route-choice span {
  color: var(--green);
  font-size: 12px;
  font-weight: 880;
}
.install-steps {
  display: grid;
  gap: 14px;
}
.install-step {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 18px;
  padding: 22px;
}
.install-step span {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #03100d;
  background: var(--green);
  font-weight: 900;
}
.install-step h3 { font-size: 23px; }
.install-step p { margin-top: 8px; }
.install-step ul {
  margin: 12px 0 0;
  padding-left: 20px;
  color: rgba(247, 255, 249, .68);
  line-height: 1.75;
}
.guide-detail {
  padding: 0;
  overflow: hidden;
}
.guide-detail summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--text);
  font-size: 18px;
  font-weight: 820;
  list-style: none;
}
.guide-detail summary::-webkit-details-marker { display: none; }
.guide-detail summary::after {
  content: "+";
  float: right;
  color: var(--green);
}
.guide-detail[open] summary::after { content: "-"; }
.guide-detail div {
  padding: 0 22px 22px;
  color: rgba(247, 255, 249, .68);
  line-height: 1.75;
}
.install-checklist {
  margin-top: 18px;
  padding: 24px;
}
.install-checklist ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 20px;
  margin: 16px 0 0;
  padding-left: 18px;
  color: rgba(247, 255, 249, .70);
  line-height: 1.7;
}
.cta-section { border-bottom: 0; }
.final-cta {
  width: min(100% - 44px, 980px);
  margin: 0 auto;
  padding: clamp(34px, 6vw, 64px);
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(148, 242, 196, .14), transparent 34%),
    linear-gradient(180deg, rgba(247, 255, 249, .08), rgba(247, 255, 249, .036));
}
.final-cta p:not(.section-label) {
  margin: 18px auto 0;
  max-width: 680px;
  color: rgba(247, 255, 249, .74);
  font-size: 17px;
}
.site-footer {
  width: min(100% - 44px, 1120px);
  min-height: 122px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(226, 255, 244, .10);
  color: rgba(247, 255, 249, .58);
  font-size: 13px;
}
.site-footer div {
  display: flex;
  align-items: center;
  gap: 10px;
}
.site-footer img { width: 34px; }
.site-footer nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.site-footer a:hover { color: var(--green); }
@media (max-width: 980px) {
  .site-header {
    min-height: 68px;
    grid-template-columns: 1fr auto;
    padding: 0 18px;
  }
  .brand img { width: 204px; }
  .top-nav,
  .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .site-header.open .top-nav {
    display: grid;
    grid-column: 1 / -1;
    gap: 0;
    padding: 10px 0 16px;
  }
  .site-header.open .top-nav a {
    padding: 12px 0;
    border-bottom: 1px solid rgba(226, 255, 244, .10);
  }
  .container,
  .container.narrow,
  .site-footer {
    width: min(100% - 32px, 720px);
  }
  body[data-page="home"] .hero-section { min-height: auto; }
  body[data-page="home"] .hero {
    width: min(100% - 28px, 360px);
    margin: 0 auto;
    padding: 78px 0 36px;
  }
  body[data-page="home"] .hero h1 {
    max-width: 356px;
    font-size: clamp(30px, 8.6vw, 34px);
    line-height: 1.12;
    overflow-wrap: anywhere;
  }
  body[data-page="home"] .lead {
    max-width: 100%;
    font-size: 16px;
    overflow-wrap: anywhere;
  }
  .hero-points,
  .orbit-system,
  .value-grid,
  .contrast-head,
  .contrast-row,
  .wiki-layout,
  .flow-grid,
  .install-route {
    grid-template-columns: 1fr;
  }
  .orbit-system {
    width: min(100% - 28px, 420px);
    min-height: auto;
    display: grid;
    gap: 12px;
    padding: 18px;
  }
  .orbit-system::before,
  .orbit-system::after,
  .orbit-beam { display: none; }
  .orbit-core,
  .orbit-node,
  .orbit-node.input,
  .orbit-node.wiki,
  .orbit-node.agent,
  .orbit-node.review,
  .orbit-node.skill,
  .orbit-node.evidence {
    position: static;
    width: auto;
    transform: none;
  }
  .hero-points { margin-top: 46px; }
  .contrast-head { display: none; }
  .contrast-row p {
    min-height: auto;
    border-right: 0;
  }
  .contrast-row p:first-child { border-bottom: 1px solid rgba(226, 255, 244, .10); }
  .contrast-row p:first-child::before,
  .contrast-row p:last-child::before {
    display: block;
    margin-bottom: 8px;
  }
  .contrast-row p:first-child::before {
    content: "常见文本技能包";
    color: rgba(247, 255, 249, .62);
  }
  .contrast-row p:last-child::before { content: "OrbisAgent"; }
  .wiki-layout { gap: 28px; }
  .route-card { position: static; }
  .install-checklist ul { grid-template-columns: 1fr; }
  .site-footer {
    min-height: auto;
    display: grid;
    padding: 30px 0;
  }
}
@media (max-width: 540px) {
  body[data-page="home"] .hero .eyebrow {
    font-size: 12px;
    letter-spacing: 0;
  }
  .lead,
  .section-lead { font-size: 16px; }
  body[data-page="home"] .section { padding: 72px 0; }
  body[data-page="home"] .hero-actions { display: grid; }
  .button { width: 100%; }
  .value-grid article,
  .flow-grid a { min-height: auto; }
}
@keyframes beamFlow {
  to { left: calc(100% + 180px); }
}
@keyframes orbitSpin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
@keyframes coreScan {
  0%, 44% { transform: translateX(-72%); opacity: 0; }
  52% { opacity: 1; }
  68%, 100% { transform: translateX(72%); opacity: 0; }
}
@keyframes nodeBreath {
  0%, 100% {
    border-color: rgba(226, 255, 244, .15);
    box-shadow: 0 18px 54px rgba(0, 0, 0, .22);
  }
  50% {
    border-color: rgba(148, 242, 196, .35);
    box-shadow: 0 20px 64px rgba(0, 0, 0, .24), 0 0 28px rgba(148, 242, 196, .10);
  }
}
@keyframes nodeGlint {
  0%, 38%, 100% { opacity: 0; }
  50% { opacity: .85; }
  64% { opacity: .18; }
}
@keyframes particleDrift {
  from { transform: translate3d(0, 0, 0) rotate(0deg); }
  to { transform: translate3d(4%, -2%, 0) rotate(1deg); }
}