:root {
  --site-ink: #201713;
  --site-muted: #6f6861;
  --site-paper: #e8e8e6;
  --site-panel: #f8f7f2;
  --site-accent: #d88400;
  --site-red: var(--site-accent);
  --site-green: #397c70;
  --site-gold: #c79a3b;
  --site-blue: #315c9b;
  --site-purple: #7856c7;
  --site-teal: #27867f;
  --site-line: rgba(31, 23, 20, .16);
  --site-nav-height: 76px;
  --site-footer-height: 44px;
  --site-font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", Roboto, Arial, sans-serif;
  --site-font-mono: Consolas, Monaco, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--site-paper); }
body {
  margin: 0;
  min-width: 320px;
  background: var(--site-paper);
  color: var(--site-ink);
  font-family: var(--site-font-sans);
  -webkit-font-smoothing: antialiased;
}
body.site-public-body { height: 100vh; height: 100dvh; overflow: hidden; }
a { color: inherit; }
button, input, textarea { font: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--site-red); outline-offset: 4px; }
[hidden] { display: none !important; }

.site-page {
  display: grid;
  grid-template-rows: var(--site-nav-height) minmax(0, 1fr) auto;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--site-paper);
  isolation: isolate;
}
.site-nav {
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
  min-height: var(--site-nav-height);
  padding: 0 5vw;
  border-bottom: 1px solid var(--site-line);
  background: var(--site-paper);
}
.site-brand { color: var(--site-ink); font-size: 17px; font-weight: 900; letter-spacing: 0; text-decoration: none; white-space: nowrap; }
.site-nav-links { display: flex; align-items: center; justify-content: center; gap: 28px; }
.site-nav-links a { position: relative; padding: 7px 0; color: var(--site-muted); font-size: 12px; text-decoration: none; white-space: nowrap; }
.site-nav-links a:hover, .site-nav-links a[aria-current="page"] { color: var(--site-ink); }
.site-nav-links a[aria-current="page"]::before { content: ""; position: absolute; left: -10px; top: 50%; width: 4px; height: 4px; border-radius: 50%; background: var(--site-red); transform: translateY(-50%); }
.site-actions { display: flex; align-items: center; justify-content: flex-end; gap: 12px; }
.site-account-state { display: flex; align-items: center; gap: 12px; }
.site-account-link { color: var(--site-muted); font-size: 12px; text-decoration: none; white-space: nowrap; }
.site-account-link:hover { color: var(--site-ink); }
.site-account-link.primary { min-height: 36px; padding: 0 14px; display: inline-flex; align-items: center; border: 1px solid var(--site-red); border-radius: 3px; background: var(--site-red); color: #fff; font-weight: 700; }
.site-account-divider { width: 1px; height: 12px; background: var(--site-line); }
.site-home-guest-actions { gap: 8px; }
.site-home-login,
.site-home-register {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  border: 1px solid var(--site-line);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}
.site-home-login { justify-content: center; min-width: 58px; padding: 0 14px; background: transparent; color: var(--site-ink); }
.site-home-login:hover { border-color: var(--site-red); background: var(--site-panel); color: var(--site-red); }
.site-home-register { border-color: var(--site-red); background: var(--site-red); color: #fff; }
.site-home-register > :first-child { padding: 0 14px; }
.site-home-register:hover { border-color: #d94d39; background: #d94d39; color: #fff; }
.site-home-register-arrow {
  display: inline-flex;
  width: 34px;
  align-self: stretch;
  align-items: center;
  justify-content: center;
  border-left: 1px solid rgba(255, 255, 255, .52);
  font-size: 16px;
  font-weight: 700;
}
.site-account-avatar { display: grid; width: 30px; aspect-ratio: 1; place-items: center; border: 1px solid var(--site-line); border-radius: 50%; background: var(--site-panel); font-size: 11px; font-weight: 800; cursor: pointer; }
.site-account-menu { position: absolute; top: calc(100% + 10px); right: 0; min-width: 160px; background: #fff; border: 1px solid var(--site-line); border-radius: 12px; box-shadow: 0 14px 36px rgba(31, 23, 20, .16); padding: 6px; z-index: 60; }
.site-account-menu[hidden] { display: none; }
.site-account-menu-item { display: flex; align-items: center; gap: 8px; width: 100%; padding: 9px 11px; border: none; background: transparent; border-radius: 8px; font: inherit; font-size: 13px; color: var(--site-ink); text-decoration: none; cursor: pointer; text-align: left; }
.site-account-menu-item:hover { background: var(--site-paper); }
.site-account-menu-item.danger { color: var(--site-red); }
.site-account-menu-sep { height: 1px; background: var(--site-line); margin: 4px 6px; }

.site-scene {
  position: relative;
  isolation: isolate;
  min-width: 0;
  min-height: 0;
  padding: 34px 5vw 54px;
  overflow: hidden;
}
.site-scene::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 48%;
  z-index: -2;
  width: 720px;
  max-width: 64vw;
  aspect-ratio: 1;
  background: url("/assets/orb-brand-mark.png") center / contain no-repeat;
  opacity: .055;
  transform: translate(-50%, -50%) rotate(-7deg);
  pointer-events: none;
}
.site-scene-mark { position: absolute; right: 5vw; top: 28px; color: var(--site-muted); font: 10px var(--site-font-mono); letter-spacing: 0; }
.site-eyebrow { color: var(--site-red); font: 10px var(--site-font-mono); letter-spacing: 0; }
.site-title { margin: 12px 0 0; font-family: var(--site-font-sans); font-size: 72px; font-weight: 900; line-height: 1.04; letter-spacing: .01em; }
.site-title .site-keep { display: inline-block; max-width: 100%; white-space: nowrap; }
.site-copy { margin: 22px 0 0; color: var(--site-muted); font-size: 14px; line-height: 1.75; }
.site-primary-action, .site-secondary-action {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 0 18px;
  border: 1px solid var(--site-red);
  border-radius: 3px;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}
.site-primary-action { background: var(--site-red); color: #fff; }
.site-secondary-action { background: transparent; color: var(--site-ink); }
.site-primary-action:hover, .site-secondary-action:hover { transform: translateY(-1px); }
.site-page-caption { position: absolute; left: 5vw; right: 5vw; bottom: 12px; display: flex; justify-content: space-between; gap: 20px; color: var(--site-muted); font: 9px var(--site-font-mono); letter-spacing: 0; }

.site-footer {
  display: flex;
  min-height: var(--site-footer-height);
  align-items: center;
  justify-content: center;
  gap: 7px 16px;
  flex-wrap: wrap;
  padding: 7px 5vw;
  border-top: 1px solid var(--site-line);
  background: var(--site-paper);
  color: #7f7a73;
  font-size: 9px;
  line-height: 1.45;
  text-align: center;
}
.education-scene + .site-footer { background: #d9e9e4; }
.enterprise-scene + .site-footer { background: #e8e4d8; }
.site-footer a { color: #6d6862; text-decoration: none; }
.site-footer a:hover { color: var(--site-red); }
.site-footer-links { display: inline-flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; }
.site-footer-links a { white-space: nowrap; }

/* Home */
.home-scene { display: grid; grid-template-columns: minmax(280px, .84fr) minmax(500px, 1.16fr); grid-template-areas: "copy demo" "proof proof"; grid-template-rows: minmax(0, 1fr) auto; align-items: center; column-gap: 4vw; row-gap: 16px; padding-top: 20px; padding-bottom: 40px; background: var(--site-paper); }
.home-scene::before { width: 820px; max-width: 66vw; opacity: .13; }
.home-copy { grid-area: copy; position: relative; z-index: 2; max-width: 560px; }
.home-copy .site-title { font-size: 66px; }
.apple-home-title .wide-line { font-size: .62em; }
.home-copy .site-copy { max-width: 500px; }
.home-actions { display: flex; gap: 14px; margin-top: 24px; }
.live-demo { grid-area: demo; position: relative; z-index: 2; display: grid; height: 100%; min-height: 0; place-items: center; }
.product-shot { position: relative; width: min(760px, 100%); border: 1px solid var(--site-line); border-radius: 13px; overflow: hidden; background: #fff; box-shadow: 0 26px 60px rgba(31, 23, 20, .18); }
.product-shot-chrome { display: flex; align-items: center; gap: 7px; height: 38px; padding: 0 15px; border-bottom: 1px solid var(--site-line); background: #f1efe9; }
.product-shot-chrome span { width: 10px; height: 10px; border-radius: 50%; background: #d9d3c7; }
.product-shot-chrome span:nth-child(1) { background: #e0655a; }
.product-shot-chrome span:nth-child(2) { background: #e6c56d; }
.product-shot-chrome span:nth-child(3) { background: #86b79b; }
.product-shot-chrome em { margin-left: 8px; color: #77716a; font: 10px var(--site-font-mono); font-style: normal; letter-spacing: .5px; }
.product-shot-chrome i { margin-left: auto; color: var(--site-red); font: 9px var(--site-font-mono); font-style: normal; letter-spacing: 1.5px; }
.product-shot img { display: block; width: 100%; height: auto; }
.brief-chip { position: relative; z-index: 1; display: grid; grid-template-columns: 126px minmax(0, 1fr); align-items: center; gap: 14px; margin-top: 13px; padding: 10px 0 11px; border-bottom: 1px solid var(--site-line); color: #4b443f; font-size: 10.5px; line-height: 1.5; }
.brief-chip small { display: block; color: var(--site-red); font: 8.5px var(--site-font-mono); }
.live-document { position: relative; width: min(620px, 94%); height: min(490px, 100%); min-height: 410px; padding: 26px 34px 30px; overflow: hidden; border: 1px solid var(--site-line); background: #fbfaf7; box-shadow: 18px 24px 56px rgba(31, 23, 20, .12); }
.doc-toolbar { display: flex; justify-content: space-between; padding-bottom: 13px; border-bottom: 1px solid var(--site-line); color: #77716a; font: 9px var(--site-font-mono); }
.doc-status { display: inline-flex; align-items: center; gap: 7px; }
.doc-status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--site-red); animation: status-pulse 2.4s ease-in-out infinite; }
.doc-heading { margin-top: 20px; }
.doc-heading small { color: #938d85; font: 9px var(--site-font-mono); }
.doc-heading strong { display: block; width: 8em; max-width: 100%; margin-top: 8px; overflow: hidden; color: var(--site-ink); font-size: 38px; white-space: nowrap; }
.doc-outline { display: grid; gap: 7px; margin-top: 18px; }
.doc-row { display: grid; grid-template-columns: 24px 1fr auto; align-items: center; gap: 9px; padding: 7px 0; border-bottom: 1px solid rgba(31, 23, 20, .1); opacity: 1; }
.doc-row b { color: var(--site-red); font: 10px var(--site-font-mono); }
.doc-row span { font-size: 12px; }
.doc-row small { color: #938d85; font: 9px var(--site-font-mono); }
.doc-lines { display: grid; gap: 7px; margin-top: 16px; }
.doc-lines i { width: var(--w); height: 6px; background: #dedad2; transform: scaleX(1); transform-origin: left; }
.doc-quality { display: flex; gap: 10px; margin-top: 16px; opacity: 1; }
.doc-quality span { padding: 5px 7px; border: 1px solid #b8c8c2; color: #557269; font: 9px var(--site-font-mono); }
.doc-stamp { position: absolute; right: 28px; bottom: 26px; display: grid; width: 92px; aspect-ratio: 1; place-items: center; border: 2px solid var(--site-red); border-radius: 50%; color: var(--site-red); text-align: center; opacity: 1; transform: rotate(-6deg) scale(1); }
.doc-stamp strong { font-size: 15px; }
.doc-stamp small { display: block; margin-top: 3px; font: 8px var(--site-font-mono); }
.home-stage-panel.is-active .brief-chip { animation: brief-arrive 380ms ease-out 60ms both; }
.home-stage-panel.is-active .doc-heading strong { animation: doc-type 620ms steps(8, end) 160ms both; }
.home-stage-panel.is-active .doc-row { animation: doc-reveal 360ms ease-out 420ms both; }
.home-stage-panel.is-active .doc-row:nth-child(2) { animation-delay: 500ms; }
.home-stage-panel.is-active .doc-row:nth-child(3) { animation-delay: 580ms; }
.home-stage-panel.is-active .doc-lines i { animation: line-write 460ms ease-out 680ms both; }
.home-stage-panel.is-active .doc-quality { animation: quality-reveal 300ms ease-out 820ms both; }
.home-stage-panel.is-active .doc-stamp { animation: stamp-deliver 380ms ease-out 920ms both; }
.home-proof { grid-area: proof; display: grid; grid-template-columns: 1fr 1fr 1fr; border-top: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); background: rgba(232, 232, 230, .78); }
.proof-item { display: flex; min-height: 84px; flex-direction: column; justify-content: center; gap: 5px; padding: 14px 24px; border-left: 1px solid var(--site-line); }
.proof-item small { color: var(--site-red); font: 9px var(--site-font-mono); letter-spacing: 1.5px; }
.proof-item:first-child { border-left: 0; }
.proof-item strong { font-size: 17px; font-weight: 800; line-height: 1.2; letter-spacing: .5px; white-space: nowrap; }
.proof-item span { color: var(--site-muted); font-size: 11px; line-height: 1.5; }

/* Products and solutions */
.products-scene, .solutions-scene { display: grid; grid-template-rows: auto minmax(0, 1fr); gap: 24px; }
.scene-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; padding-right: 110px; }
.scene-heading .site-copy { max-width: 360px; margin-bottom: 4px; }
.product-grid, .solution-grid { display: grid; min-height: 0; border: 1px solid var(--site-line); background: var(--site-line); gap: 1px; }
.product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.solution-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.product-lane, .solution-lane { position: relative; display: flex; min-width: 0; min-height: 0; flex-direction: column; justify-content: space-between; padding: 24px; background: rgba(239, 238, 233, .96); color: var(--site-ink); text-decoration: none; transition: background .25s ease, color .25s ease; }
.product-lane:hover, .product-lane.featured, .solution-lane:hover { background: var(--site-red); color: #fff; }
.lane-number { color: var(--site-red); font: 10px var(--site-font-mono); }
.product-lane:hover .lane-number, .product-lane.featured .lane-number, .solution-lane:hover .lane-number { color: #fff; }
.product-lane h2, .solution-lane h2 { margin: 34px 0 0; font-size: 32px; line-height: 1.15; letter-spacing: 0; }
.product-lane p, .solution-lane p { max-width: 300px; margin: 12px 0 0; color: var(--site-muted); font-size: 12px; line-height: 1.7; }
.product-lane:hover p, .product-lane.featured p, .solution-lane:hover p { color: rgba(255, 255, 255, .82); }
.lane-bottom { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin-top: 30px; color: var(--site-muted); font-size: 11px; }
.product-lane:hover .lane-bottom, .product-lane.featured .lane-bottom, .solution-lane:hover .lane-bottom { color: rgba(255, 255, 255, .88); }
.lane-bottom b { color: inherit; font-size: 19px; }
.lane-bottom small { display: block; margin-top: 6px; font-size: 9px; }

/* Workflow */
.workflow-scene { display: grid; grid-template-columns: 300px minmax(0, 1fr); align-items: center; gap: 5vw; }
.workflow-copy .site-title { font-size: 52px; }
.workflow-copy .site-copy { max-width: 310px; }
.workflow-board { position: relative; display: flex; min-height: 430px; padding: 22px 24px; flex-direction: column; overflow: hidden; border: 1px solid var(--site-line); background: rgba(231, 229, 223, .94); }
.workflow-board::before { content: ""; position: absolute; inset: 58px 24px 24px; background-image: linear-gradient(rgba(31, 23, 20, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(31, 23, 20, .08) 1px, transparent 1px); background-size: 48px 48px; }
.workflow-head { position: relative; z-index: 2; display: flex; justify-content: space-between; color: var(--site-muted); font: 9px var(--site-font-mono); }
.workflow-rail { position: absolute; left: 8%; right: 8%; top: 52%; z-index: 1; height: 1px; background: rgba(31, 23, 20, .45); }
.workflow-rail::after { content: ""; position: absolute; right: -1px; top: 50%; width: 7px; height: 7px; border-top: 1px solid var(--site-red); border-right: 1px solid var(--site-red); transform: translateY(-50%) rotate(45deg); }
.workflow-stages { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; align-items: center; flex: 1; padding: 48px 4% 24px; }
.workflow-stage { position: relative; min-height: 126px; padding: 13px; border: 1px solid rgba(31, 23, 20, .26); background: #f7f5ef; box-shadow: 0 8px 18px rgba(31, 23, 20, .05); }
.workflow-stage small { color: var(--site-red); font: 10px var(--site-font-mono); }
.workflow-stage strong { display: block; margin-top: 17px; font-size: 17px; }
.workflow-stage span { display: block; margin-top: 6px; color: var(--site-muted); font-size: 10px; line-height: 1.5; }

/* Education */
.education-scene { display: grid; grid-template-columns: minmax(300px, .72fr) minmax(520px, 1.28fr); align-items: center; gap: 5vw; background: #d9e9e4; }
.education-scene::before { opacity: .08; }
.education-copy .site-eyebrow { color: var(--site-green); }
.education-copy .site-title { font-size: 62px; }
.education-copy .site-copy { max-width: 390px; color: #477169; }
.scene-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.scene-tags span { padding: 7px 9px; border: 1px solid rgba(57, 124, 112, .5); color: var(--site-green); font-size: 10px; }
.education-path { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; align-items: center; min-height: 430px; padding: 62px 20px 34px; overflow: hidden; border: 1px solid rgba(57, 124, 112, .36); background-image: linear-gradient(rgba(57, 124, 112, .1) 1px, transparent 1px), linear-gradient(90deg, rgba(57, 124, 112, .1) 1px, transparent 1px); background-size: 46px 46px; }
.education-path::before { content: "LEARNING PATH / 01—05"; position: absolute; left: 18px; top: 16px; color: rgba(57, 124, 112, .72); font: 9px var(--site-font-mono); }
.education-path::after { content: ""; position: absolute; left: 7%; right: 7%; top: 53%; height: 2px; background: var(--site-green); transform: rotate(-5deg); }
.grade-node { position: relative; z-index: 2; min-height: 118px; padding: 12px; border: 1px solid var(--site-green); background: rgba(246, 244, 237, .88); box-shadow: 0 10px 22px rgba(57, 124, 112, .1); }
.grade-node:nth-child(2), .grade-node:nth-child(4) { transform: translateY(-34px); }
.grade-node:nth-child(3), .grade-node:nth-child(5) { transform: translateY(28px); }
.grade-node small { color: var(--site-green); font: 9px var(--site-font-mono); }
.grade-node strong { display: block; margin-top: 13px; font-size: 14px; line-height: 1.3; }
.grade-node span { display: block; margin-top: 5px; color: #5c817a; font-size: 9px; line-height: 1.5; }

/* Enterprise */
.enterprise-scene { display: grid; grid-template-columns: minmax(320px, .78fr) minmax(500px, 1.22fr); align-items: center; gap: 5vw; background: #e8e4d8; }
.enterprise-scene::before { opacity: .08; }
.enterprise-copy .site-eyebrow { color: var(--site-gold); }
.enterprise-copy .site-title { font-size: 62px; }
.enterprise-copy .site-copy { max-width: 410px; }
.enterprise-network { position: relative; width: 100%; min-width: 0; min-height: 440px; overflow: hidden; border: 1px solid var(--site-line); background: rgba(250, 249, 245, .3); }
.enterprise-network::before { content: "PRIVATE DOMAIN / ACCESS / AUDIT"; position: absolute; left: 18px; top: 16px; color: var(--site-muted); font: 9px var(--site-font-mono); }
.network-ring { position: absolute; left: 50%; top: 50%; width: 330px; max-width: 74%; aspect-ratio: 1; border: 1px solid rgba(169, 129, 59, .38); border-radius: 50%; transform: translate(-50%, -50%); }
.network-ring::before, .network-ring::after { content: ""; position: absolute; inset: 16%; border: 1px solid rgba(169, 129, 59, .24); border-radius: 50%; }
.network-ring::after { inset: 34%; }
.network-axis { position: absolute; left: 12%; right: 12%; top: 50%; height: 1px; background: rgba(31, 23, 20, .18); }
.network-axis.vertical { left: 50%; right: auto; top: 12%; bottom: 12%; width: 1px; height: auto; }
.network-core { position: absolute; left: 50%; top: 50%; display: grid; width: 126px; aspect-ratio: 1; place-items: center; border: 1px solid var(--site-gold); border-radius: 50%; background: #f7f4ea; box-shadow: 0 0 0 14px rgba(169, 129, 59, .08); transform: translate(-50%, -50%); text-align: center; }
.network-core strong { font-size: 18px; }
.network-core small { display: block; margin-top: 6px; color: var(--site-gold); font: 8px var(--site-font-mono); }
.network-label { position: absolute; z-index: 2; padding: 7px 9px; border: 1px solid rgba(31, 23, 20, .2); background: rgba(250, 249, 245, .9); font-size: 10px; }
.network-label.a { left: 6%; top: 28%; }
.network-label.b { right: 6%; top: 28%; }
.network-label.c { left: 11%; bottom: 22%; }
.network-label.d { right: 10%; bottom: 22%; }
.enterprise-note { margin-top: 14px; color: #7b746d; font-size: 10px; line-height: 1.6; }

/* Cases */
.cases-scene { display: grid; grid-template-columns: 150px minmax(420px, 1fr) 220px; align-items: center; gap: 4vw; }
.case-list { align-self: start; padding-top: 34px; border-top: 2px solid var(--site-red); }
.case-list button { width: 100%; padding: 13px 0; border: 0; border-bottom: 1px solid var(--site-line); background: transparent; color: #817e77; cursor: pointer; font-size: 12px; text-align: left; }
.case-list button[aria-selected="true"] { color: var(--site-ink); font-weight: 900; }
.case-artifact { position: relative; min-height: 450px; padding: 38px 42px 34px; background: #faf9f5; box-shadow: 18px 24px 52px rgba(22, 23, 25, .12); transform: rotate(-1deg); }
.case-artifact::before { content: "DELIVERABLE / PREVIEW"; position: absolute; top: 16px; right: 18px; color: #88847b; font: 9px var(--site-font-mono); }
.case-artifact .site-eyebrow { margin-top: 28px; }
.case-artifact h1 { margin: 12px 0 0; font-size: 48px; line-height: 1.05; letter-spacing: 0; }
.case-artifact p { max-width: 520px; margin: 18px 0 0; color: var(--site-muted); font-size: 12px; line-height: 1.7; }
.case-sections { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; margin-top: 28px; }
.case-section { min-height: 100px; padding: 12px; border: 1px solid rgba(31, 23, 20, .12); background: #f1efe9; }
.case-section b { color: var(--site-red); font: 9px var(--site-font-mono); }
.case-section strong { display: block; margin-top: 12px; font-size: 12px; }
.case-section span { display: block; margin-top: 6px; color: #817b73; font-size: 9px; line-height: 1.5; }
.case-aside h2 { margin: 16px 0 0; font-size: 24px; line-height: 1.15; letter-spacing: 0; }
.case-aside p { margin: 13px 0 0; color: var(--site-muted); font-size: 11px; line-height: 1.7; }
.case-aside-line { width: 46px; height: 2px; margin-top: 24px; background: var(--site-red); }
.case-meta { display: grid; gap: 7px; margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--site-line); color: var(--site-muted); font: 9px var(--site-font-mono); }

/* Legal documents */
body.site-legal-document { min-height: 100vh; overflow-y: auto; }
.site-legal-page { height: auto; min-height: 100vh; overflow: visible; grid-template-rows: auto auto; }
.site-legal-shell { width: min(920px, calc(100% - 96px)); margin: 0 auto; }
.site-legal-nav { min-height: var(--site-nav-height); border-bottom: 1px solid var(--site-line); }
.site-button { display: inline-flex; min-height: 36px; align-items: center; justify-content: center; padding: 0 18px; border: 1px solid var(--site-ink); border-radius: 3px; font-size: 12px; font-weight: 800; text-decoration: none; }
.site-button.primary { border-color: var(--site-red); background: var(--site-red); color: #fff; }
.site-legal-hero { padding: 76px 0 50px; }
.site-legal-hero .site-kicker { color: var(--site-gold); font: 10px var(--site-font-mono); }
.site-legal-hero h1 { margin: 14px 0 0; font-size: 68px; line-height: 1.05; letter-spacing: 0; }
.site-legal-summary { max-width: 700px; margin: 22px 0 0; color: var(--site-muted); font-size: 15px; line-height: 1.9; }
.site-legal-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 24px; color: var(--site-muted); font: 10px var(--site-font-mono); }
.site-legal-content { padding: 50px 0 86px; border-top: 1px solid var(--site-line); counter-reset: legal-section; }
.site-legal-notice { margin: 0 0 42px; padding: 18px 20px; border-left: 3px solid var(--site-gold); background: rgba(251, 250, 247, .66); color: #4b433e; font-size: 13px; line-height: 1.8; }
.site-legal-section { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 34px; padding: 32px 0; border-bottom: 1px solid var(--site-line); counter-increment: legal-section; }
.site-legal-section h2 { margin: 0; font-size: 18px; line-height: 1.5; letter-spacing: 0; }
.site-legal-section h2::before { content: counter(legal-section, decimal-leading-zero) " / "; color: var(--site-gold); font: 10px var(--site-font-mono); }
.site-legal-body p { margin: 0 0 13px; color: #5b514b; font-size: 14px; line-height: 1.9; }
.site-legal-body p:last-child { margin-bottom: 0; }
.site-legal-body ul { margin: 0 0 14px; padding-left: 1.3em; color: #5b514b; font-size: 14px; line-height: 1.9; }
.site-legal-body li + li { margin-top: 7px; }
.site-legal-body strong { color: var(--site-ink); }
.site-legal-table { width: 100%; margin: 6px 0 18px; border-collapse: collapse; font-size: 13px; line-height: 1.7; }
.site-legal-table th, .site-legal-table td { padding: 12px 14px; border: 1px solid var(--site-line); text-align: left; vertical-align: top; }
.site-legal-table th { width: 24%; background: rgba(251, 250, 247, .72); }
.site-legal-footer { padding: 34px 0 40px; border-top: 1px solid var(--site-line); color: var(--site-muted); text-align: center; font-size: 10px; line-height: 1.9; }
.site-legal-footer .site-footer-links { margin-left: 12px; }
.site-record { color: var(--site-muted); text-decoration: none; }

@keyframes brief-arrive { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
@keyframes status-pulse { 50% { opacity: .35; } }
@keyframes doc-type { from { width: 0; } to { width: 8em; } }
@keyframes doc-reveal { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
@keyframes line-write { from { opacity: .25; transform: scaleX(0); } to { opacity: 1; transform: scaleX(1); } }
@keyframes quality-reveal { from { opacity: 0; } to { opacity: 1; } }
@keyframes stamp-deliver { from { opacity: 0; transform: rotate(-6deg) scale(1.12); } to { opacity: 1; transform: rotate(-6deg) scale(1); } }

@media (max-width: 1100px) and (min-width: 821px) {
  .site-title { font-size: 60px; }
  .home-copy .site-title { font-size: 64px; }
  .education-copy .site-title, .enterprise-copy .site-title, .workflow-copy .site-title { font-size: 52px; }
  .site-nav-links { gap: 20px; }
  .cases-scene { grid-template-columns: 130px minmax(360px, 1fr) 190px; gap: 24px; }
  .case-artifact h1 { font-size: 42px; }
}

@media (max-height: 800px) and (min-width: 821px) {
  .site-scene { padding-top: 22px; padding-bottom: 48px; }
  .site-scene-mark { top: 20px; }
  .site-title { font-size: 56px; }
  .home-copy .site-title { font-size: 60px; }
  .home-copy .site-copy { margin-top: 14px; font-size: 12px; }
  .home-actions { margin-top: 18px; }
  .live-document { height: 100%; min-height: 0; max-height: 420px; padding: 18px 26px 22px; }
  .home-stage .home-about-panel { height: 100%; min-height: 0; max-height: 420px; padding: 18px 26px 22px; }
  .brief-chip { grid-template-columns: 108px minmax(0, 1fr); gap: 10px; margin-top: 8px; padding: 7px 0 8px; font-size: 9.5px; }
  .doc-heading { margin-top: 13px; }
  .doc-heading strong { margin-top: 5px; font-size: 30px; }
  .doc-outline { margin-top: 11px; }
  .doc-row { padding: 5px 0; }
  .doc-lines, .doc-quality { margin-top: 10px; }
  .doc-stamp { width: 72px; right: 20px; bottom: 20px; }
  .proof-item { min-height: 56px; padding: 8px 18px; }
  .proof-item strong { font-size: 16px; }
  .product-lane h2, .solution-lane h2 { margin-top: 20px; font-size: 28px; }
  .lane-bottom { margin-top: 18px; }
  .workflow-board, .education-path, .enterprise-network { min-height: 350px; }
  .workflow-copy .site-title, .education-copy .site-title, .enterprise-copy .site-title { font-size: 48px; }
  .case-artifact { min-height: 380px; padding: 28px 34px; }
  .case-artifact h1 { font-size: 40px; }
  .case-sections { margin-top: 20px; }
  .case-section { min-height: 82px; }
}

@media (max-width: 820px) {
  body.site-public-body { height: auto; min-height: 100vh; overflow-x: hidden; overflow-y: auto; }
  .site-page { display: block; height: auto; min-height: 100vh; overflow: visible; }
  .site-nav { grid-template-columns: 1fr auto; gap: 14px 20px; min-height: 112px; padding: 16px 24px; }
  .site-nav-links { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; gap: 20px; overflow-x: auto; }
  .site-actions { grid-column: 2; grid-row: 1; }
  .site-scene { min-height: 0; padding: 42px 24px 76px; overflow: hidden; }
  .site-scene-mark { right: 24px; top: 42px; }
  .site-title { font-size: 48px; }
  .site-title .site-keep { white-space: nowrap; }
  .site-page-caption { left: 24px; right: 24px; bottom: 14px; }
  .site-footer { min-height: 104px; flex-direction: column; gap: 5px; padding: 18px 24px 22px; }
  .home-scene, .workflow-scene, .education-scene, .enterprise-scene, .cases-scene { grid-template-columns: 1fr; }
  .home-scene { grid-template-areas: "copy" "demo" "proof"; grid-template-rows: auto; gap: 28px; padding-top: 42px; }
  .home-copy .site-title { font-size: 56px; }
  .home-actions { align-items: center; flex-direction: column; }
  .live-demo { min-height: 0; }
  .brief-chip { width: 100%; }
  .live-document { width: 100%; height: auto; min-height: 440px; padding: 24px 22px 28px; }
  .doc-row { grid-template-columns: 22px 1fr; }
  .doc-row small { display: none; }
  .home-proof { grid-template-columns: 1fr 1fr; }
  .proof-item { min-height: 68px; padding: 12px; }
  .proof-item:last-child { grid-column: 1 / -1; border-top: 1px solid var(--site-line); }
  .products-scene, .solutions-scene { display: block; }
  .scene-heading { display: block; padding-right: 0; }
  .scene-heading .site-copy { max-width: 100%; }
  .product-grid, .solution-grid { grid-template-columns: 1fr; margin-top: 26px; }
  .product-lane, .solution-lane { min-height: 210px; }
  .workflow-scene { gap: 28px; }
  .workflow-copy .site-title, .education-copy .site-title, .enterprise-copy .site-title { font-size: 48px; }
  .workflow-copy .site-copy, .education-copy .site-copy, .enterprise-copy .site-copy { max-width: 100%; }
  .workflow-board { min-height: 620px; }
  .workflow-rail { left: 43px; right: auto; top: 82px; bottom: 34px; width: 1px; height: auto; }
  .workflow-stages { grid-template-columns: 1fr; gap: 13px; padding: 48px 10px 20px 50px; }
  .workflow-stage { min-height: 98px; }
  .education-scene, .enterprise-scene { gap: 28px; }
  .education-path { grid-template-columns: 1fr; gap: 11px; min-height: 0; padding: 54px 18px 22px 52px; }
  .education-path::after { left: 29px; right: auto; top: 62px; bottom: 32px; width: 2px; height: auto; transform: none; }
  .grade-node, .grade-node:nth-child(2), .grade-node:nth-child(3), .grade-node:nth-child(4), .grade-node:nth-child(5) { min-height: 88px; transform: none; }
  .enterprise-network { width: 100%; min-width: 0; min-height: 420px; }
  .network-ring { width: 280px; max-width: 76%; }
  .cases-scene { gap: 22px; }
  .case-list { display: flex; gap: 7px; padding-top: 0; border-top: 0; overflow-x: auto; }
  .case-list button { width: auto; padding: 9px 12px; border: 1px solid var(--site-line); white-space: nowrap; }
  .case-artifact { min-height: 420px; padding: 30px 24px; transform: none; }
  .case-artifact h1 { font-size: 40px; }
  .case-aside { padding-bottom: 20px; }
  .site-legal-shell { width: calc(100% - 44px); }
  .site-legal-section { grid-template-columns: 150px minmax(0, 1fr); }
}

@media (max-width: 620px) {
  .site-nav { min-height: 106px; padding: 14px 18px; }
  .site-brand { font-size: 16px; }
  .site-nav-links { gap: 16px; }
  .site-nav-links a { font-size: 11px; }
  .site-account-state { gap: 8px; }
  .site-account-link { font-size: 11px; }
  .site-account-link.primary { padding: 0 10px; }
  .site-home-login,
  .site-home-register { min-height: 34px; font-size: 11px; }
  .site-home-login { min-width: 52px; padding: 0 11px; }
  .site-home-register > :first-child { padding: 0 11px; }
  .site-home-register-arrow { width: 30px; font-size: 15px; }
  .site-scene { padding: 38px 20px 74px; }
  .site-scene-mark { display: none; }
  .site-title { font-size: 42px; }
  .home-copy .site-title { font-size: 50px; }
  .workflow-copy .site-title, .education-copy .site-title, .enterprise-copy .site-title { font-size: 43px; }
  .site-copy { font-size: 13px; }
  .home-proof { grid-template-columns: 1fr; }
  .proof-item, .proof-item:last-child { grid-column: auto; border-top: 1px solid var(--site-line); border-left: 0; }
  .proof-item:first-child { border-top: 0; }
  .live-document { min-height: 420px; }
  .doc-heading strong { font-size: 32px; }
  .doc-stamp { width: 78px; }
  .education-path { padding-left: 48px; }
  .enterprise-network { min-height: 390px; }
  .network-core { width: 108px; }
  .network-label { font-size: 9px; }
  .case-artifact h1 { font-size: 36px; }
  .case-sections { grid-template-columns: 1fr; }
  .case-section { min-height: 82px; }
  .site-legal-shell { width: calc(100% - 28px); }
  .site-legal-hero { padding: 52px 0 40px; }
  .site-legal-hero h1 { font-size: 44px; }
  .site-legal-summary { font-size: 14px; }
  .site-legal-content { padding: 30px 0 64px; }
  .site-legal-section { grid-template-columns: 1fr; gap: 13px; padding: 25px 0; }
  .site-legal-table, .site-legal-table tbody, .site-legal-table tr, .site-legal-table th, .site-legal-table td { display: block; width: 100%; }
  .site-legal-table tr + tr { margin-top: 10px; }
  .site-legal-table th { border-bottom: 0; }
  .site-legal-footer .site-footer-links { display: flex; justify-content: center; margin: 8px 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .brief-chip, .doc-row, .doc-quality, .doc-stamp { opacity: 1; transform: none; }
  .doc-heading strong { width: 8em; opacity: 1; }
  .doc-lines i { opacity: 1; transform: scaleX(1); }
}

/* ==== Detail pages (scrolling, density lives here) ==== */
body.site-detail-document { height: auto; min-height: 100vh; overflow-y: auto; }
.site-detail-page { display: block; height: auto; min-height: 100vh; overflow: visible; }
.site-detail-page .site-scene { min-height: calc(100vh - 76px); }
.detail-section { position: relative; padding: 56px 5vw 60px; border-top: 1px solid var(--site-line); background: var(--site-paper); }
.detail-section.alt { background: #e9e7e1; }
.detail-head { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.detail-head h2 { margin: 10px 0 0; font-family: var(--site-font-sans); font-size: 36px; font-weight: 900; line-height: 1.1; letter-spacing: .01em; }
.detail-head p { max-width: 380px; color: var(--site-muted); font-size: 12.5px; line-height: 1.7; }
.detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid var(--site-line); background: var(--site-line); }
.detail-grid.two { grid-template-columns: repeat(2, 1fr); }
.detail-grid.five { grid-template-columns: repeat(5, 1fr); }
.detail-cell { display: flex; min-height: 138px; padding: 18px 20px; background: var(--site-paper); flex-direction: column; gap: 7px; }
.detail-section.alt .detail-cell { background: #e9e7e1; }
.detail-cell small { color: var(--site-red); font: 9px var(--site-font-mono); letter-spacing: 1.2px; }
.detail-cell strong { font-size: 15px; font-weight: 800; line-height: 1.35; }
.detail-cell span { color: var(--site-muted); font-size: 11.5px; line-height: 1.65; }
.detail-cell em { margin-top: auto; color: #8f8a82; font-size: 10px; font-style: normal; }
.detail-note { margin-top: 16px; color: #8f8a82; font-size: 10.5px; line-height: 1.7; }
.detail-cta { display: flex; align-items: center; justify-content: space-between; gap: 26px; padding: 50px 5vw 56px; border-top: 1px solid var(--site-line); background: var(--site-paper); flex-wrap: wrap; }
.detail-cta h2 { margin: 0; font-family: var(--site-font-sans); font-size: 32px; font-weight: 900; }
.detail-cta p { margin-top: 8px; color: var(--site-muted); font-size: 12px; }
.detail-price { margin-top: 12px; color: var(--site-ink); font-size: 13px; font-weight: 700; }
.detail-price small { display: block; margin-top: 3px; color: #8f8a82; font-size: 10px; font-weight: 400; }
@media (max-width: 1100px) {
  .detail-grid, .detail-grid.five { grid-template-columns: repeat(3, 1fr); }
  .detail-head h2 { font-size: 30px; }
}
@media (max-width: 820px) {
  .detail-section { padding: 40px 24px 46px; }
  .detail-head { flex-direction: column; gap: 10px; }
  .detail-grid, .detail-grid.two, .detail-grid.five { grid-template-columns: 1fr 1fr; }
  .detail-cell { min-height: 110px; }
  .detail-cta { padding: 40px 24px 46px; }
}
@media (max-width: 620px) {
  .detail-grid, .detail-grid.two, .detail-grid.five { grid-template-columns: 1fr; }
}

/* ==== Nav dropdown (desktop hover + click; mobile click; keyboard + Esc) ==== */
.nav-group { position: relative; display: inline-flex; align-items: center; gap: 2px; }
.nav-caret { display: inline-grid; width: 16px; height: 16px; place-items: center; border: 0; padding: 0; background: transparent; color: var(--site-muted); cursor: pointer; font-size: 9px; line-height: 1; }
.nav-caret:hover { color: var(--site-ink); }
.nav-menu { position: absolute; left: -14px; top: calc(100% + 10px); z-index: 30; display: none; min-width: 168px; padding: 8px; border: 1px solid var(--site-line); background: #fbfaf7; box-shadow: 0 18px 44px rgba(31, 23, 20, .14); }
.nav-menu a { display: block; padding: 9px 12px; color: #4b443f; font-size: 12px; text-decoration: none; white-space: nowrap; }
.nav-menu a:hover, .nav-menu a:focus-visible { background: #efece4; color: var(--site-ink); }
.nav-group:hover .nav-menu, .nav-group:focus-within .nav-menu, .nav-group.open .nav-menu { display: block; }
.nav-group::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 12px; }

/* ==== Lead form (contact) ==== */
.lead-section { border-top: 0; }
.lead-title { font-size: 54px !important; }
.lead-layout { display: grid; grid-template-columns: minmax(300px, .9fr) minmax(360px, 1.1fr); gap: 5vw; align-items: start; }
.lead-points { display: grid; gap: 10px; margin-top: 26px; }
.lead-point { display: flex; align-items: baseline; gap: 12px; padding: 11px 14px; border: 1px solid var(--site-line); background: rgba(232, 232, 230, .5); }
.lead-point small { color: var(--site-red); font: 9px var(--site-font-mono); letter-spacing: 1.2px; }
.lead-point span { color: #4b443f; font-size: 12px; }
.lead-form { display: grid; gap: 13px; padding: 24px 26px 28px; border: 1px solid var(--site-line); background: #fbfaf7; box-shadow: 0 22px 54px rgba(31, 23, 20, .1); }
.lead-form-head { display: flex; align-items: baseline; justify-content: space-between; padding-bottom: 12px; border-bottom: 1px solid var(--site-line); font-weight: 800; font-size: 14px; }
.lead-form-mark { color: var(--site-red); font: 9px var(--site-font-mono); letter-spacing: 1.2px; }
.lead-field { display: grid; gap: 6px; font-size: 11.5px; color: #6b665f; }
.lead-field input, .lead-field select, .lead-field textarea { font: inherit; font-size: 13px; color: var(--site-ink); padding: 10px 11px; border: 1px solid #d8d3c8; border-radius: 3px; background: #fff; width: 100%; }
.lead-field textarea { resize: vertical; line-height: 1.6; }
.lead-field input:focus-visible, .lead-field select:focus-visible, .lead-field textarea:focus-visible { outline: 2px solid var(--site-red); outline-offset: 1px; }
.lead-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.lead-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.lead-consent { display: flex; gap: 9px; align-items: flex-start; color: #6b665f; font-size: 11px; line-height: 1.6; }
.lead-consent input { margin-top: 2px; }
.lead-consent a { color: var(--site-red); text-decoration: none; }
.lead-submit { justify-content: center; width: 100%; border: 0; cursor: pointer; }
.lead-status { min-height: 18px; font-size: 12px; color: #557269; }
.lead-status.error { color: #b3402f; }
@media (max-width: 900px) {
  .lead-layout { grid-template-columns: 1fr; gap: 30px; }
  .lead-title { font-size: 44px !important; }
}

/* ==== News center ==== */
.news-search { display: flex; gap: 8px; align-items: center; }
.news-search input { width: 240px; padding: 10px 12px; border: 1px solid #d8d3c8; border-radius: 3px; background: #fff; font: inherit; font-size: 13px; }
.news-search button { padding: 10px 16px; border: 1px solid var(--site-ink); border-radius: 3px; background: transparent; font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }
.news-search button:hover { background: var(--site-ink); color: #fff; }
.news-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 26px 0 4px; }
.news-tab { padding: 8px 14px; border: 1px solid var(--site-line); color: var(--site-muted); font-size: 12px; text-decoration: none; }
.news-tab.active { border-color: var(--site-ink); background: var(--site-ink); color: #fff; }
.news-list { margin-top: 18px; border-top: 1px solid var(--site-line); }
.news-row { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 20px 4px; border-bottom: 1px solid var(--site-line); text-decoration: none; color: inherit; transition: background .2s ease; }
.news-row:hover { background: rgba(232, 232, 230, .6); }
.news-row-main { display: grid; gap: 6px; }
.news-row-category { color: var(--site-red); font: 9px var(--site-font-mono); letter-spacing: 1.2px; }
.news-row-main strong { font-size: 17px; font-weight: 800; }
.news-row-main p { margin: 0; color: var(--site-muted); font-size: 12.5px; line-height: 1.6; }
.news-row-date { color: #8f8a82; font: 11px var(--site-font-mono); white-space: nowrap; }
.news-empty { padding: 60px 0 70px; color: var(--site-muted); font-size: 13px; text-align: center; }
.news-article { max-width: 860px; }
.news-article-head .lead-title { font-size: 40px !important; }
.news-article-summary { max-width: 640px; margin-top: 14px; color: var(--site-muted); font-size: 14px; line-height: 1.8; }
.news-article-body { max-width: 720px; margin-top: 34px; font-size: 14.5px; line-height: 1.9; color: #3c3833; }
.news-article-body h2 { margin: 34px 0 10px; font-family: var(--site-font-sans); font-size: 24px; font-weight: 900; }
.news-article-body h3 { margin: 26px 0 8px; font-size: 17px; font-weight: 800; }
.news-article-body p { margin: 12px 0; }
.news-article-body ul { margin: 12px 0; padding-left: 20px; }
.news-article-body li { margin: 6px 0; }
.news-article-image { margin: 26px 0; }
.news-article-image img { display: block; width: 100%; height: auto; max-height: 620px; object-fit: contain; border: 1px solid var(--site-line); border-radius: 8px; background: #fff; }
.news-article-image figcaption { margin-top: 8px; color: var(--site-muted); font-size: 12px; line-height: 1.6; text-align: center; }
.news-article-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; max-width: 720px; margin-top: 44px; padding-top: 20px; border-top: 1px solid var(--site-line); }
.news-article-foot a:first-child { color: var(--site-muted); font-size: 12px; text-decoration: none; }
.news-article-foot a:first-child:hover { color: var(--site-ink); }
@media (max-width: 820px) {
  .news-search { width: 100%; }
  .news-search input { flex: 1; width: auto; }
  .news-row { flex-direction: column; gap: 8px; }
  .news-article-head .lead-title { font-size: 30px !important; }
}

/* ==== 全站搜索结果分组（/search，复用 news-list 行样式） ==== */
.search-group { margin-top: 34px; }
.search-group-title { font-size: 14px; font-weight: 700; color: var(--site-muted); letter-spacing: .08em; margin: 0 0 12px; }

/* ==== 首页 proof 行 4 格版（C 端场景折进能力条，不新增行——.site-page 一屏 overflow:hidden，
   任何第四行都会挤压活文档导致质检/交付被裁切） ==== */
.home-proof.cols-4 { grid-template-columns: repeat(4, 1fr); }
.proof-link { text-decoration: none; color: inherit; }
.proof-link:hover strong { color: var(--site-red); }
@media (max-width: 1080px) {
  .home-proof.cols-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .home-proof.cols-4 { grid-template-columns: 1fr; }
}

/* ==== /start 推广落地页 ==== */
.start-note { margin-top: 10px; font-size: 12px; color: var(--site-muted); }

/* ==== Shared editorial navigation ==== */
.site-nav-toggle { display: none; width: 40px; height: 40px; padding: 10px; border: 1px solid var(--site-line); border-radius: 5px; background: transparent; cursor: pointer; }
.site-nav-toggle span { display: block; width: 18px; height: 1px; margin: 4px auto; background: var(--site-ink); transition: transform .18s ease, opacity .18s ease; }
.site-search-action { display: inline-flex; min-width: 36px; min-height: 36px; align-items: center; justify-content: center; gap: 7px; border: 1px solid transparent; border-radius: 4px; color: var(--site-muted); font-size: 11px; text-decoration: none; }
.site-search-action:hover { border-color: var(--site-line); color: var(--site-ink); }
.site-search-icon { position: relative; display: inline-block; width: 14px; height: 14px; border: 1.5px solid currentColor; border-radius: 50%; }
.site-search-icon::after { content: ""; position: absolute; right: -4px; bottom: -2px; width: 5px; height: 1.5px; background: currentColor; transform: rotate(45deg); transform-origin: left center; }
.site-search-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.site-detail-page > .site-nav { position: sticky; top: 0; }
.nav-menu a[aria-current="page"] { color: var(--site-ink); font-weight: 800; }

/* ==== Homepage right-side stage: proof first, company context on demand ==== */
.home-stage {
  grid-area: demo;
  position: relative;
  z-index: 2;
  align-self: stretch;
  display: grid;
  min-width: 0;
  min-height: 0;
  grid-template-rows: minmax(0, 1fr);
}
.home-stage-current { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.home-stage-arrows { position: absolute; left: 50%; top: 50%; z-index: 5; display: flex; width: min(684px, calc(100% - 24px)); align-items: center; justify-content: space-between; pointer-events: none; transform: translate(-50%, -50%); }
.home-stage-arrow {
  display: grid;
  width: 42px;
  height: 42px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--site-line);
  border-radius: 50%;
  background: rgba(251, 250, 247, .94);
  color: var(--site-ink);
  cursor: pointer;
  pointer-events: auto;
  box-shadow: 0 8px 20px rgba(31, 23, 20, .08);
  transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease, transform 160ms ease;
}
.home-stage-arrow span { font-family: Arial, sans-serif; font-size: 26px; font-weight: 400; line-height: 1; transform: translateY(-1px); }
.home-stage-arrow:hover { border-color: var(--site-gold); background: #fffaf0; color: #a87415; transform: translateY(-1px); }
.home-stage-arrow:active { transform: none; }
.home-stage-panels { position: relative; display: grid; width: min(620px, calc(100% - 88px)); min-width: 0; min-height: 0; height: 100%; justify-self: center; }
.home-stage-panel {
  grid-area: 1 / 1;
  min-width: 0;
  min-height: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(5px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 0s linear 180ms;
}
.home-stage-panel.is-active { opacity: 1; visibility: visible; pointer-events: auto; transform: none; transition-delay: 0s; }
.home-stage .live-demo { grid-area: 1 / 1; }
.home-stage .live-document { width: 100%; }
.home-about-panel {
  position: relative;
  align-self: center;
  justify-self: center;
  display: flex;
  width: 100%;
  height: min(490px, 100%);
  min-height: 410px;
  flex-direction: column;
  justify-content: center;
  padding: 26px 30px;
  overflow: auto;
  border: 1px solid var(--site-line);
  background: #fbfaf7;
  box-shadow: 18px 24px 56px rgba(31, 23, 20, .12);
  scrollbar-color: rgba(199, 154, 59, .5) transparent;
  scrollbar-width: thin;
}
.home-about-panel::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 2px; background: var(--site-gold); }
.home-about-panel::after { content: ""; position: absolute; right: 4%; top: 7%; width: 180px; aspect-ratio: 1; background: url("/assets/orb-brand-mark.png") center / contain no-repeat; opacity: .028; transform: rotate(-12deg); pointer-events: none; }
.home-about-copy { position: relative; z-index: 1; }
.home-about-copy h2 { margin: 9px 0 0; font-size: 31px; line-height: 1.16; }
.home-about-copy p { margin: 13px 0 0; color: #5e554f; font-size: 11.5px; line-height: 1.78; }
.home-about-copy p + p { margin-top: 7px; }
.home-about-facts { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 17px; border-top: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
.home-about-fact { display: grid; min-width: 0; gap: 4px; padding: 11px 12px; border-left: 1px solid var(--site-line); }
.home-about-fact:first-child { border-left: 0; }
.home-about-fact > span { color: var(--site-gold); font: 8px var(--site-font-mono); }
.home-about-fact strong { font-size: 11.5px; line-height: 1.4; }
.home-about-fact small { color: var(--site-muted); font-size: 9px; line-height: 1.45; }
.home-about-actions { position: relative; z-index: 1; display: flex; align-items: center; gap: 18px; margin-top: 16px; }
.home-about-actions a { color: var(--site-muted); font-size: 10.5px; font-weight: 800; text-decoration: none; }
.home-about-actions a:first-child { display: inline-flex; min-height: 36px; align-items: center; gap: 18px; padding: 0 13px; border: 1px solid var(--site-gold); background: var(--site-gold); color: #fff; }
.home-about-actions a:hover { color: var(--site-gold); }
.home-about-actions a:first-child:hover { background: #b7892f; color: #fff; }

@media (max-width: 820px) {
  .home-stage { min-height: 680px; }
  .home-stage-panels { width: 100%; }
  .home-stage-arrows { left: -20px; right: -20px; width: auto; transform: translateY(-50%); }
  .home-about-panel { height: 620px; max-height: 100%; padding: 28px 24px; }
  .home-about-facts { grid-template-columns: 1fr; }
  .home-about-fact { grid-template-columns: 28px 1fr; padding: 9px 2px; border-top: 1px solid var(--site-line); border-left: 0; }
  .home-about-fact:first-child { border-top: 0; }
  .home-about-fact > span { grid-row: 1 / 3; }
}

@media (max-width: 620px) {
  .home-stage-arrow { width: 42px; height: 40px; }
  .home-about-panel { height: 640px; }
  .home-about-copy h2 { font-size: 27px; }
  .home-about-copy p { font-size: 11px; }
  .home-about-actions { align-items: stretch; flex-direction: column; gap: 10px; }
  .home-about-actions a:first-child { justify-content: space-between; }
}

/* ==== Editorial long pages ==== */
.editorial-page, .technology-page, .product-overview-page { background: #fbf8f2; }
.editorial-main { overflow: hidden; background: #fbf8f2; }
.editorial-kicker { color: var(--site-gold); font: 10px var(--site-font-mono); letter-spacing: 1.4px; text-transform: uppercase; }
.editorial-section { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 34px; padding: 100px 5vw 108px; border-top: 1px solid var(--site-line); background: #fbf8f2; scroll-margin-top: calc(var(--site-nav-height) + 12px); }
.editorial-section:first-child { border-top: 0; }
.editorial-section-soft { background: #f2eee5; }
.editorial-section-darkline { background: #f7f3eb; }
.editorial-section-number { display: flex; min-height: 120px; align-items: center; flex-direction: column; gap: 15px; color: var(--site-gold); }
.editorial-section-number strong { font: 30px var(--site-font-sans); font-weight: 300; }
.editorial-section-number span { position: relative; width: 1px; min-height: 88px; flex: 1; background: rgba(199, 154, 59, .46); }
.editorial-section-number span::before { content: ""; position: absolute; left: 50%; top: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--site-gold); transform: translate(-50%, -50%); }
.editorial-section-content { width: 100%; max-width: 1380px; min-width: 0; margin: 0 auto; }
.editorial-section-head { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(420px, 1.2fr); align-items: end; gap: 40px; margin-bottom: 42px; }
.editorial-section-head h2 { max-width: 860px; margin: 14px 0 0; font-size: 45px; line-height: 1.16; }
.editorial-hero-section { min-height: calc(100vh - var(--site-nav-height)); align-items: center; padding-top: 88px; }
.editorial-hero-grid { display: grid; grid-template-columns: minmax(360px, .82fr) minmax(560px, 1.18fr); align-items: center; gap: 7vw; margin-top: 22px; }
.editorial-hero-copy h1, .technology-hero h1, .product-overview-hero h1 { margin: 0; font-weight: 900; line-height: 1.08; }
.editorial-hero-copy h1 { font-size: 60px; }
.technology-hero h1 { font-size: 56px; }
.product-overview-hero h1 { font-size: 58px; }
.editorial-title-line { display: inline-block; max-width: 100%; white-space: nowrap; }
.editorial-hero-copy p, .technology-hero-copy p, .product-overview-copy p { max-width: 680px; margin: 22px 0 0; color: #5b514b; font-size: 14px; line-height: 1.95; }
.editorial-hero-copy .editorial-lead { color: var(--site-ink); font-size: 17px; line-height: 1.85; }

.cognition-map { display: grid; grid-template-columns: minmax(118px, 1fr) 40px 170px 40px minmax(150px, 1fr); align-items: center; min-height: 410px; padding: 36px; border: 1px solid var(--site-line); background: rgba(255, 255, 255, .48); }
.cognition-cluster small { display: block; margin-bottom: 16px; color: var(--site-muted); font: 8px var(--site-font-mono); letter-spacing: 1px; }
.cognition-cluster > div { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.cognition-cluster span { display: grid; min-height: 42px; place-items: center; border: 1px solid rgba(49, 92, 155, .22); background: #f3f6fc; color: var(--site-blue); font-size: 11px; }
.cognition-outputs span { border-color: rgba(39, 134, 127, .22); background: #f0f8f6; color: var(--site-teal); }
.cognition-engine { display: grid; min-height: 170px; place-items: center; align-content: center; padding: 20px 12px; border: 1px solid rgba(199, 154, 59, .5); border-radius: 50%; background: #fffaf0; text-align: center; box-shadow: 0 14px 36px rgba(84, 62, 24, .08); }
.cognition-engine img { width: 34px; height: 34px; object-fit: contain; margin-bottom: 10px; }
.cognition-engine strong { font-size: 15px; line-height: 1.45; }
.cognition-engine small { margin-top: 7px; color: var(--site-gold); font: 7px var(--site-font-mono); }
.cognition-link { position: relative; display: block; height: 1px; overflow: visible; background: rgba(199, 154, 59, .2); }
.cognition-link::after { content: ""; position: absolute; inset: 0; background: var(--site-gold); transform: scaleX(0); transform-origin: left; }
.cognition-link::before { content: ""; position: absolute; right: -1px; top: 50%; width: 6px; height: 6px; border-top: 1px solid var(--site-gold); border-right: 1px solid var(--site-gold); transform: translateY(-50%) rotate(45deg); }
.reveal-ready [data-flow].is-visible .cognition-link::after { animation: editorial-line-draw 420ms ease-out 120ms forwards; }

.editorial-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.editorial-card { min-height: 250px; padding: 28px; border: 1px solid var(--site-line); background: rgba(251, 248, 242, .78); transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.editorial-card:hover, .team-profile:hover, .deployment-grid article:hover, .product-series-card:hover { transform: translateY(-2px); }
.editorial-card > span { color: var(--site-gold); font: 10px var(--site-font-mono); }
.editorial-card h3 { margin: 48px 0 0; font-size: 22px; }
.editorial-card p { margin: 15px 0 0; color: var(--site-muted); font-size: 13px; line-height: 1.85; }
.principle-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 48px; border-top: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
.principle-strip > div { display: grid; gap: 7px; padding: 22px; border-left: 1px solid var(--site-line); }
.principle-strip > div:first-child { border-left: 0; }
.principle-strip small { color: var(--site-gold); font: 8px var(--site-font-mono); }
.principle-strip strong { font-size: 14px; }
.principle-strip span { color: var(--site-muted); font-size: 11px; line-height: 1.7; }

.team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.team-profile { min-width: 0; padding: 32px; border: 1px solid var(--site-line); background: #fffdf8; box-shadow: 0 18px 42px rgba(44, 35, 29, .05); transition: transform .18s ease, box-shadow .18s ease; }
.team-profile header { display: grid; grid-template-columns: 74px 1fr; align-items: center; gap: 20px; padding-bottom: 25px; border-bottom: 1px solid var(--site-line); }
.team-monogram { display: grid; width: 74px; aspect-ratio: 1; place-items: center; border: 1px solid rgba(199, 154, 59, .5); border-radius: 50%; background: #fff7e5; color: #8e661d; font: 14px var(--site-font-mono); }
.team-monogram-tech { border-color: rgba(49, 92, 155, .32); background: #f3f6fc; color: var(--site-blue); }
.team-profile h3 { margin: 0; font-size: 20px; line-height: 1.4; }
.team-profile header p { margin: 8px 0 0; color: var(--site-gold); font-size: 11px; line-height: 1.6; }
.team-profile-body { padding-top: 20px; }
.team-profile-body p { margin: 0 0 12px; color: #5c534d; font-size: 12.5px; line-height: 1.88; }
.team-profile-body p:last-child { margin-bottom: 0; }

.research-system { display: grid; grid-template-columns: minmax(0, 1fr) 150px minmax(0, 1fr); align-items: stretch; }
.research-module { padding: 34px; border: 1px solid var(--site-line); background: rgba(255, 255, 255, .58); }
.research-module > small { color: var(--site-blue); font: 9px var(--site-font-mono); letter-spacing: 1px; }
.research-security > small { color: var(--site-teal); }
.research-module h3 { margin: 30px 0 0; font-size: 24px; line-height: 1.35; }
.research-module p { margin: 26px 0 0; color: var(--site-muted); font-size: 12.5px; line-height: 1.85; }
.keyword-list { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.keyword-list span { padding: 7px 9px; border: 1px solid rgba(49, 92, 155, .22); background: #f3f6fc; color: var(--site-blue); font-size: 10px; }
.research-security .keyword-list span { border-color: rgba(39, 134, 127, .22); background: #f0f8f6; color: var(--site-teal); }
.research-bridge { display: grid; min-width: 0; place-items: center; grid-template-columns: 1fr; align-content: center; color: var(--site-gold); text-align: center; }
.research-bridge span { display: block; width: 100%; height: 1px; background: rgba(199, 154, 59, .25); transform: scaleX(0); }
.research-bridge strong { padding: 14px 8px; font-size: 11px; line-height: 1.8; }
.reveal-ready [data-flow].is-visible .research-bridge span { animation: editorial-line-draw 360ms ease-out 100ms forwards; }

.milestone-track { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; margin-top: 16px; padding-top: 30px; border-top: 1px solid rgba(199, 154, 59, .48); }
.milestone-item { position: relative; min-width: 0; padding: 18px 24px 0 0; }
.milestone-item::before { content: ""; position: absolute; left: 0; top: -34px; width: 7px; height: 7px; border: 2px solid #fbf8f2; border-radius: 50%; background: var(--site-gold); box-shadow: 0 0 0 1px var(--site-gold); }
.milestone-item time { color: var(--site-gold); font: 25px var(--site-font-sans); font-weight: 300; }
.milestone-item h3 { margin: 12px 0 0; font-size: 16px; }
.milestone-item p { margin: 12px 0 0; color: var(--site-muted); font-size: 11.5px; line-height: 1.78; }
.milestone-summary { max-width: 980px; margin: 54px 0 0; padding: 22px 0 0; border-top: 1px solid var(--site-line); color: #554c46; font-size: 13px; line-height: 1.9; }

.vision-section { min-height: 640px; align-items: center; background: #eee8dc; }
.vision-content { max-width: 1080px; }
.vision-content h2 { max-width: 1000px; margin: 18px 0 0; font-size: 50px; line-height: 1.2; }
.vision-content > p { max-width: 820px; margin: 24px 0 0; color: #5b514b; font-size: 14px; line-height: 1.95; }

/* ==== Technology page ==== */
.technology-hero { display: grid; grid-template-columns: minmax(380px, .9fr) minmax(500px, 1.1fr); align-items: center; gap: 7vw; min-height: calc(100vh - var(--site-nav-height)); padding: 86px 10vw 96px; background: #fbf8f2; }
.technology-hero-copy p { max-width: 700px; }
.technology-foundation-map { position: relative; min-height: 480px; overflow: hidden; border: 1px solid var(--site-line); background: rgba(255, 255, 255, .45); }
.foundation-orbit { position: absolute; left: 50%; top: 50%; width: 330px; aspect-ratio: 1; border: 1px solid rgba(49, 92, 155, .2); border-radius: 50%; transform: translate(-50%, -50%); }
.foundation-orbit::before, .foundation-orbit::after { content: ""; position: absolute; inset: 15%; border: 1px solid rgba(120, 86, 199, .16); border-radius: 50%; }
.foundation-orbit::after { inset: -18%; border-color: rgba(39, 134, 127, .12); }
.foundation-core { position: absolute; left: 50%; top: 50%; z-index: 2; display: grid; width: 164px; aspect-ratio: 1; place-items: center; align-content: center; border: 1px solid rgba(199, 154, 59, .56); border-radius: 50%; background: #fffaf0; box-shadow: 0 0 0 16px rgba(199, 154, 59, .07); transform: translate(-50%, -50%); text-align: center; }
.foundation-core img { width: 32px; margin-bottom: 8px; }
.foundation-core strong { font-size: 15px; line-height: 1.4; }
.foundation-core small { margin-top: 6px; color: var(--site-gold); font: 7px var(--site-font-mono); }
.foundation-node { position: absolute; z-index: 2; display: grid; min-width: 74px; min-height: 38px; place-items: center; border: 1px solid var(--site-line); background: #fffdf8; color: #4e4741; font-size: 11px; }
.foundation-node-a { left: 8%; top: 20%; }.foundation-node-b { right: 9%; top: 18%; }.foundation-node-c { left: 4%; bottom: 22%; }.foundation-node-d { right: 5%; bottom: 24%; }.foundation-node-e { left: 50%; bottom: 7%; transform: translateX(-50%); }
.technology-section { padding-top: 88px; padding-bottom: 94px; }
.tech-section-copy { max-width: 900px; margin: 0 0 13px; color: #5b514b; font-size: 14px; line-height: 1.9; }
.foundation-layers { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin-top: 40px; border: 1px solid var(--site-line); }
.foundation-layers > div { display: grid; min-height: 120px; align-content: space-between; padding: 18px; border-left: 1px solid var(--site-line); background: rgba(255, 255, 255, .45); }
.foundation-layers > div:first-child { border-left: 0; }
.foundation-layers small { color: var(--site-gold); font: 9px var(--site-font-mono); }
.foundation-layers strong { font-size: 15px; }
.tech-copy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; }
.tech-copy-grid > p, .security-layout > p { margin: 0; color: #5b514b; font-size: 14px; line-height: 1.9; }
.model-route { display: grid; grid-template-columns: auto 40px auto 40px 1fr; align-items: center; gap: 8px; padding: 24px; border: 1px solid var(--site-line); background: rgba(255,255,255,.52); }
.model-route > span, .model-route > strong { padding: 10px 12px; border: 1px solid rgba(49, 92, 155, .25); color: var(--site-blue); font-size: 11px; text-align: center; }
.model-route > strong { background: #f3f6fc; }
.model-route > div { display: grid; gap: 5px; }
.model-route > div span { padding: 6px; border: 1px solid rgba(39, 134, 127, .22); color: var(--site-teal); font-size: 9px; text-align: center; }
.model-route i, .workflow-loop > i, .data-cycle > i { position: relative; display: block; height: 1px; background: rgba(199, 154, 59, .2); }
.model-route i::after, .workflow-loop > i::after, .data-cycle > i::after { content: ""; position: absolute; inset: 0; background: var(--site-gold); transform: scaleX(0); transform-origin: left; }
.reveal-ready [data-flow].is-visible.model-route i::after, .reveal-ready [data-flow].is-visible.workflow-loop > i::after, .reveal-ready [data-flow].is-visible.data-cycle > i::after { animation: editorial-line-draw 340ms ease-out 120ms forwards; }
.tech-keywords { margin-top: 28px; }
.workflow-loop, .data-cycle { display: grid; grid-template-columns: repeat(5, minmax(22px, .18fr) minmax(110px, 1fr)) minmax(110px, 1fr); align-items: center; margin-top: 38px; }
.workflow-loop > div, .data-cycle > div { display: grid; min-height: 110px; align-content: center; gap: 9px; padding: 14px; border: 1px solid var(--site-line); background: rgba(255,255,255,.54); text-align: center; }
.workflow-loop small, .data-cycle span { color: var(--site-gold); font: 9px var(--site-font-mono); }
.workflow-loop strong, .data-cycle strong { font-size: 12px; line-height: 1.4; }
.security-layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: 5vw; align-items: center; }
.security-capabilities { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--site-line); }
.security-capabilities span { padding: 17px 10px; border-bottom: 1px solid var(--site-line); color: #403934; font-size: 12px; }
.security-capabilities span:nth-child(even) { border-left: 1px solid var(--site-line); }
.deployment-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.deployment-grid article { display: flex; min-height: 280px; flex-direction: column; padding: 28px; border: 1px solid var(--site-line); background: rgba(251,248,242,.8); transition: transform .18s ease, box-shadow .18s ease; }
.deployment-grid small { color: var(--site-gold); font: 9px var(--site-font-mono); }
.deployment-grid h3 { margin: 44px 0 0; font-size: 24px; }
.deployment-grid p { margin: 14px 0 0; color: var(--site-muted); font-size: 13px; line-height: 1.85; }
.deployment-grid article > span { margin-top: auto; padding-top: 24px; color: var(--site-gold); font-size: 11px; }
.editorial-cta { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 62px; padding-top: 40px; border-top: 1px solid var(--site-line); }
.editorial-cta h2 { margin: 0; font-size: 30px; }
.editorial-cta p { margin: 9px 0 0; color: var(--site-muted); font-size: 12px; }

/* ==== Product overview ==== */
.product-overview-main { overflow: hidden; background: #fbf8f2; }
.product-overview-hero { display: grid; grid-template-columns: minmax(380px, .86fr) minmax(500px, 1.14fr); align-items: center; gap: 8vw; min-height: 660px; padding: 90px 10vw 92px; }
.product-overview-copy p { max-width: 660px; }
.product-technology-link { display: inline-flex; gap: 12px; margin-top: 26px; color: var(--site-gold); font-size: 12px; font-weight: 800; text-decoration: none; }
.product-foundation-band { position: relative; display: grid; min-height: 340px; place-items: center; overflow: hidden; border: 1px solid var(--site-line); background: rgba(255,255,255,.46); }
.product-foundation-band::before { content: ""; position: absolute; width: 460px; aspect-ratio: 1.8; border: 1px solid rgba(199,154,59,.18); border-radius: 50%; transform: rotate(-8deg); }
.product-foundation-core { position: relative; z-index: 2; display: flex; align-items: center; gap: 13px; padding: 22px 28px; border: 1px solid rgba(199,154,59,.5); background: #fffaf0; }
.product-foundation-core img { width: 38px; }
.product-foundation-core strong { font-size: 15px; line-height: 1.45; }
.product-foundation-band > span { position: absolute; left: 20%; right: 20%; bottom: 74px; height: 1px; background: rgba(199,154,59,.2); }
.product-foundation-band > span::after { content: ""; position: absolute; inset: 0; background: var(--site-gold); transform: scaleX(0); transform-origin: center; }
.reveal-ready [data-flow].is-visible.product-foundation-band > span::after { animation: editorial-line-draw 420ms ease-out 120ms forwards; }
.product-foundation-series { position: absolute; left: 20%; right: 20%; bottom: 54px; display: flex; justify-content: space-between; }
.product-foundation-series i { width: 12px; height: 12px; border: 2px solid #fbf8f2; border-radius: 50%; box-shadow: 0 0 0 1px currentColor; }
.product-foundation-series i:nth-child(1) { color: var(--site-purple); background: var(--site-purple); }.product-foundation-series i:nth-child(2) { color: var(--site-blue); background: var(--site-blue); }.product-foundation-series i:nth-child(3) { color: var(--site-teal); background: var(--site-teal); }
.product-series-section { padding: 90px 5vw 110px; border-top: 1px solid var(--site-line); background: #f2eee5; }
.product-series-head { display: flex; max-width: 1380px; align-items: end; justify-content: space-between; gap: 40px; margin: 0 auto 38px; }
.product-series-head h2 { margin: 13px 0 0; font-size: 40px; }
.product-series-head > p { max-width: 400px; margin: 0; color: var(--site-muted); font-size: 12px; line-height: 1.75; }
.product-series-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; max-width: 1380px; margin: 0 auto; }
.product-series-card { display: flex; min-width: 0; min-height: 470px; flex-direction: column; justify-content: space-between; padding: 28px; border: 1px solid var(--series-line); background: var(--series-bg); color: var(--site-ink); text-decoration: none; box-shadow: 0 16px 38px rgba(41,32,27,.04); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.product-series-personal { --series-color: #7856c7; --series-bg: #f6f1ff; --series-line: rgba(120,86,199,.26); }
.product-series-education { --series-color: #315c9b; --series-bg: #f3f6fc; --series-line: rgba(49,92,155,.26); }
.product-series-enterprise { --series-color: #27867f; --series-bg: #f0f8f6; --series-line: rgba(39,134,127,.26); }
.product-series-card:hover { border-color: var(--series-color); box-shadow: 0 20px 44px rgba(41,32,27,.07); }
.product-series-card-head { display: flex; align-items: start; justify-content: space-between; }
.product-series-card-head > span { color: var(--series-color); font: 9px var(--site-font-mono); }
.product-series-symbol { display: grid; width: 48px; aspect-ratio: 1; place-items: center; border: 1px solid var(--series-line); border-radius: 50%; color: var(--series-color); font-size: 16px; }
.product-series-card h3 { margin: 0; font-size: 27px; line-height: 1.3; }
.product-series-card p { margin: 16px 0 0; color: #5c554f; font-size: 12.5px; line-height: 1.9; }
.product-series-card footer { display: flex; align-items: end; justify-content: space-between; gap: 18px; padding-top: 22px; border-top: 1px solid var(--series-line); color: var(--series-color); }
.product-series-card footer span { max-width: 80%; font-size: 10.5px; line-height: 1.5; }
.product-series-card footer strong { font-size: 22px; }

/* Reveal runs once and remains visible. */
.reveal-ready [data-reveal] { opacity: 0; transform: translateY(8px); transition: opacity 280ms ease-out var(--reveal-delay, 0ms), transform 280ms ease-out var(--reveal-delay, 0ms); }
.reveal-ready [data-reveal].is-visible { opacity: 1; transform: none; }
@keyframes editorial-line-draw { to { transform: scaleX(1); } }

@media (max-width: 1100px) {
  .site-nav { gap: 20px; padding-left: 3vw; padding-right: 3vw; }
  .site-nav-links { gap: 18px; }
  .editorial-section { grid-template-columns: 56px minmax(0, 1fr); gap: 24px; }
  .editorial-hero-grid, .technology-hero, .product-overview-hero { gap: 4vw; }
  .editorial-hero-copy h1, .technology-hero h1, .product-overview-hero h1 { font-size: 56px; }
  .editorial-section-head h2 { font-size: 39px; }
  .team-grid { grid-template-columns: 1fr; }
  .research-system { grid-template-columns: 1fr 110px 1fr; }
  .workflow-loop, .data-cycle { grid-template-columns: repeat(5, minmax(14px, .12fr) minmax(80px, 1fr)) minmax(80px, 1fr); }
}

@media (max-width: 900px) {
  .editorial-hero-grid, .technology-hero, .product-overview-hero { grid-template-columns: 1fr; }
  .editorial-hero-grid { gap: 44px; }
  .cognition-map { min-height: 360px; }
  .editorial-section-head { grid-template-columns: 1fr; gap: 8px; }
  .editorial-card-grid, .deployment-grid { grid-template-columns: 1fr 1fr; }
  .research-system { grid-template-columns: 1fr; gap: 0; }
  .research-bridge { min-height: 96px; grid-template-columns: 1fr auto 1fr; }
  .research-bridge span { width: 100%; }
  .research-bridge strong { padding: 8px 14px; }
  .milestone-track { grid-template-columns: 1fr; gap: 0; padding: 0 0 0 34px; border-top: 0; border-left: 1px solid rgba(199,154,59,.48); }
  .milestone-item { padding: 0 0 34px 24px; }
  .milestone-item::before { left: -39px; top: 7px; }
  .technology-hero, .product-overview-hero { padding-left: 7vw; padding-right: 7vw; }
  .technology-foundation-map { min-height: 420px; }
  .foundation-layers { grid-template-columns: 1fr 1fr; }
  .foundation-layers > div { border-top: 1px solid var(--site-line); }
  .foundation-layers > div:nth-child(odd) { border-left: 0; }
  .tech-copy-grid, .security-layout { grid-template-columns: 1fr; }
  .workflow-loop, .data-cycle { grid-template-columns: 1fr; gap: 0; }
  .workflow-loop > div, .data-cycle > div { min-height: 80px; }
  .workflow-loop > i, .data-cycle > i { width: 1px; height: 24px; margin: 0 auto; }
  .workflow-loop > i::after, .data-cycle > i::after { transform: scaleY(0); transform-origin: top; }
  .reveal-ready [data-flow].is-visible.workflow-loop > i::after, .reveal-ready [data-flow].is-visible.data-cycle > i::after { animation-name: editorial-line-draw-y; }
  .product-series-grid { grid-template-columns: 1fr; }
  .product-series-card { min-height: 390px; }
}

@keyframes editorial-line-draw-y { to { transform: scaleY(1); } }

@media (max-width: 820px) {
  .site-detail-page > .site-nav { position: sticky; }
  .site-nav { display: grid; grid-template-columns: 1fr auto; gap: 0 16px; min-height: 68px; padding: 13px 20px; }
  .site-nav-toggle { display: block; grid-column: 2; grid-row: 1; }
  .site-nav.mobile-open .site-nav-toggle span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
  .site-nav.mobile-open .site-nav-toggle span:nth-child(2) { opacity: 0; }
  .site-nav.mobile-open .site-nav-toggle span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }
  .site-nav-links, .site-actions { display: none; }
  .site-nav.mobile-open .site-nav-links { display: grid; grid-column: 1 / -1; grid-row: 2; gap: 0; margin-top: 13px; padding: 8px 0; overflow: visible; border-top: 1px solid var(--site-line); }
  .site-nav.mobile-open .site-nav-links > a, .site-nav.mobile-open .nav-group > a { display: block; padding: 12px 3px; font-size: 13px; }
  .site-nav-links a[aria-current="page"]::before { left: -8px; }
  .site-nav.mobile-open .site-actions { display: flex; grid-column: 1 / -1; grid-row: 3; align-items: center; justify-content: flex-start; gap: 10px; padding: 11px 0 4px; border-top: 1px solid var(--site-line); }
  .site-search-action { margin-right: auto; }
  .nav-group { display: grid; grid-template-columns: 1fr auto; width: 100%; }
  .nav-caret { align-self: center; width: 34px; height: 34px; }
  .site-nav.mobile-open .nav-group:not(.open) .nav-menu { display: none; }
  .site-nav.mobile-open .nav-group.open .nav-menu { position: static; display: block; grid-column: 1 / -1; min-width: 0; margin: 0 0 6px; padding: 4px 10px; border: 0; border-left: 1px solid var(--site-gold); box-shadow: none; background: transparent; }
  .site-nav.mobile-open .nav-menu a { padding: 10px 12px; }
  .editorial-section { grid-template-columns: 1fr; gap: 12px; padding: 68px 24px 76px; }
  .editorial-section-number { min-height: 0; align-items: center; flex-direction: row; }
  .editorial-section-number strong { font-size: 19px; }
  .editorial-section-number span { width: auto; min-height: 1px; height: 1px; flex: 1; }
  .editorial-section-number span::before { left: 0; top: 50%; transform: translate(-50%, -50%); }
  .editorial-hero-section { min-height: 0; padding-top: 66px; }
  .editorial-hero-copy h1, .technology-hero h1, .product-overview-hero h1 { font-size: 48px; }
  .editorial-section-head h2 { font-size: 34px; }
  .cognition-map { grid-template-columns: 1fr; gap: 18px; padding: 26px; }
  .cognition-engine { width: 160px; min-height: 160px; margin: 0 auto; }
  .cognition-link { width: 1px; height: 34px; margin: 0 auto; }
  .cognition-link::after { transform: scaleY(0); transform-origin: top; }
  .cognition-link::before { right: auto; left: 50%; top: auto; bottom: -1px; transform: translateX(-50%) rotate(135deg); }
  .reveal-ready [data-flow].is-visible .cognition-link::after { animation-name: editorial-line-draw-y; }
  .principle-strip { grid-template-columns: 1fr; }
  .principle-strip > div { border-top: 1px solid var(--site-line); border-left: 0; }
  .principle-strip > div:first-child { border-top: 0; }
  .vision-section { min-height: 540px; }
  .vision-content h2 { font-size: 38px; }
  .technology-hero, .product-overview-hero { min-height: 0; padding: 70px 24px 78px; }
  .product-series-section { padding: 68px 24px 76px; }
  .product-series-head { align-items: start; flex-direction: column; gap: 14px; }
  .product-series-head h2 { font-size: 34px; }
  .editorial-cta { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 620px) {
  .site-nav { min-height: 64px; padding: 11px 16px; }
  .site-nav.mobile-open .site-actions { align-items: stretch; flex-wrap: wrap; }
  .site-nav.mobile-open .site-account-state { width: 100%; }
  .site-nav.mobile-open .site-home-login { flex: 1; }
  .site-nav.mobile-open .site-home-register { flex: 1.4; justify-content: space-between; }
  .editorial-section { padding: 58px 20px 66px; }
  .editorial-hero-copy h1, .technology-hero h1, .product-overview-hero h1 { font-size: 40px; }
  .editorial-hero-copy .editorial-lead { font-size: 15px; }
  .editorial-section-head h2, .product-series-head h2 { font-size: 30px; }
  .editorial-card-grid, .deployment-grid { grid-template-columns: 1fr; }
  .editorial-card { min-height: 210px; }
  .team-profile { padding: 22px; }
  .team-profile header { grid-template-columns: 58px 1fr; gap: 14px; }
  .team-monogram { width: 58px; }
  .team-profile h3 { font-size: 17px; }
  .research-module { padding: 24px; }
  .research-module h3 { font-size: 20px; }
  .vision-content h2 { font-size: 32px; }
  .technology-hero, .product-overview-hero { padding-left: 20px; padding-right: 20px; }
  .technology-foundation-map { min-height: 370px; }
  .foundation-orbit { width: 240px; }
  .foundation-core { width: 140px; }
  .foundation-node { min-width: 62px; font-size: 9px; }
  .foundation-layers { grid-template-columns: 1fr; }
  .foundation-layers > div { border-left: 0; }
  .model-route { grid-template-columns: 1fr; }
  .model-route i { width: 1px; height: 22px; margin: 0 auto; }
  .security-capabilities { grid-template-columns: 1fr; }
  .security-capabilities span:nth-child(even) { border-left: 0; }
  .product-series-section { padding-left: 20px; padding-right: 20px; }
  .product-series-card { min-height: 430px; padding: 22px; }
  .product-series-card h3 { font-size: 23px; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-ready [data-reveal] { opacity: 1; transform: none; transition: none; }
  [data-flow] *, [data-flow] *::before, [data-flow] *::after { animation: none !important; }
  .cognition-link::after, .research-bridge span, .model-route i::after, .workflow-loop > i::after, .data-cycle > i::after, .product-foundation-band > span::after { transform: none; }
}