:root {
  --blue: #1559c5;
  --blue-deep: #0d2d56;
  --blue-soft: #e9f0fb;
  --ink: #101a2b;
  --ink-2: #3f4c5f;
  --ink-3: #687589;
  --paper: #f4f7fb;
  --surface: #ffffff;
  --line: #d7e0eb;
  --line-dark: #b8c5d5;
  --gold: #c88b16;
  --success: #1d6a4a;
  --danger: #b43f35;
  --sans: "IBM Plex Sans", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: "Noto Serif SC", "Songti SC", serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --max: 1180px;
  --header: 76px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 24px); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
body.nav-locked { overflow: hidden; }
::selection { color: #fff; background: var(--blue); }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a, button, .btn, .type-option { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button, input, select, textarea { font: inherit; }
h1, h2, h3, h4, h5, p, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
.wrap { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.skip {
  position: fixed;
  z-index: 1000;
  left: 18px;
  top: -80px;
  padding: 10px 14px;
  color: #fff;
  background: var(--ink);
  transition: top .2s ease;
}
.skip:focus { top: 12px; }
:focus-visible { outline: 3px solid rgba(21, 89, 197, .3); outline-offset: 3px; }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header);
  background: rgba(244, 247, 251, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.brand img { width: 44px; height: 44px; flex: 0 0 auto; }
.brand > span { min-width: 0; }
.brand .nm {
  display: block;
  font-weight: 800;
  font-size: 21px;
  line-height: 1.2;
  letter-spacing: 0;
}
.brand .short { display: none; white-space: nowrap; }
.brand .en {
  display: block;
  margin-top: 5px;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.2;
  letter-spacing: .04em;
}
.site-nav { display: flex; align-items: center; gap: 27px; font-size: 15px; font-weight: 600; }
.site-nav > a:not(.btn) {
  position: relative;
  color: var(--ink-2);
  line-height: 40px;
}
.site-nav > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 3px;
  height: 2px;
  background: var(--blue);
  transition: right .25s var(--ease);
}
.site-nav > a:not(.btn):hover,
.site-nav > a:not(.btn).is-current { color: var(--ink); }
.site-nav > a:not(.btn):hover::after,
.site-nav > a:not(.btn).is-current::after { right: 0; }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  border: 1px solid var(--line-dark);
  background: transparent;
}
.nav-toggle span {
  display: block;
  height: 2px;
  margin: 4px 0;
  background: var(--ink);
  transition: transform .2s ease, opacity .2s ease;
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 19px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: var(--blue); border-color: var(--blue); }
.btn-primary:hover { background: #0f4ead; border-color: #0f4ead; }
.site-nav .btn-primary.is-current { color: #fff; background: #0f4ead; border-color: #0f4ead; }
.btn-ghost { color: var(--ink); background: transparent; border-color: var(--line-dark); }
.btn-ghost:hover { color: var(--blue); border-color: var(--blue); background: #fff; }
.btn-gold { color: var(--ink); background: #f4bc4f; border-color: #f4bc4f; }
.btn-on-dark-ghost { color: #fff; border-color: rgba(255,255,255,.4); background: transparent; }
.record-label {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.record-label::before { content: ""; width: 22px; height: 2px; background: var(--gold); }

.home-hero {
  min-height: calc(100vh - var(--header));
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--paper);
}
.home-hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: max(32%, calc((100vw - var(--max)) / 2 + 300px));
  pointer-events: none;
  border-left: 1px solid var(--line);
  background: rgba(21, 89, 197, .025);
  opacity: 1;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(410px, .78fr);
  gap: 58px;
  align-items: center;
  padding: 86px 0 94px;
}
.hero-copy h1 {
  max-width: 790px;
  margin: 24px 0 22px;
  font-size: clamp(43px, 5.5vw, 72px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.02em;
}
.hero-copy h1 span { color: var(--blue); }
.hero-slogan {
  margin: 0 0 20px;
  color: var(--ink-2);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: 0;
}
.hero-copy .lead { max-width: 695px; color: var(--ink-2); font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-product-stage {
  position: relative;
  min-height: 530px;
  padding: 24px;
  isolation: isolate;
  background-color: #eef3fa;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 32px 32px;
  border: 1px solid var(--line-dark);
  border-top: 5px solid var(--blue);
  box-shadow: 18px 18px 0 rgba(21, 89, 197, .08);
}
.hero-stage-head {
  position: relative;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-dark);
}
.hero-stage-head span { color: var(--blue); font-family: var(--mono); font-size: 10px; letter-spacing: .08em; }
.hero-stage-head strong { font-size: 15px; }
.stage-screen {
  position: absolute;
  z-index: 2;
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line-dark);
  box-shadow: 0 16px 34px rgba(13, 45, 86, .16);
}
.stage-screen img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; background: #f8fafc; }
.stage-screen figcaption {
  padding: 7px 10px;
  color: var(--ink-3);
  background: #fff;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.5;
}
.stage-screen--main { z-index: 1; top: 82px; left: -28px; width: calc(100% - 18px); }
.stage-screen--erp { top: 292px; left: 8px; width: 56%; }
.stage-screen--medical { top: 318px; right: -20px; width: 51%; }
.hero-stage-note {
  position: absolute;
  z-index: 4;
  left: 24px;
  right: 24px;
  bottom: 18px;
  padding-top: 12px;
  color: var(--ink-2);
  background: rgba(238, 243, 250, .94);
  border-top: 1px solid var(--line-dark);
  font-size: 11px;
  line-height: 1.65;
}
.hero-stage-note strong { color: var(--blue-deep); }
.delivery-dossier {
  position: relative;
  color: #fff;
  background: var(--blue-deep);
  border-top: 5px solid var(--gold);
  padding: 34px 34px 30px;
  box-shadow: 18px 18px 0 rgba(21, 89, 197, .08);
}
.delivery-dossier::before {
  content: "MR / FDE";
  display: block;
  color: rgba(255,255,255,.48);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  margin-bottom: 24px;
}
.delivery-dossier h2 { font-size: 22px; line-height: 1.4; }
.dossier-prose {
  display: grid;
  gap: 16px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.76);
  font-size: 14px;
  line-height: 1.82;
}

.fact-strip { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact-strip .wrap { display: grid; grid-template-columns: 1.25fr repeat(3, 1fr); }
.fact-title,
.fact-item {
  min-height: 116px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 20px 28px;
  border-right: 1px solid var(--line);
}
.fact-title { padding-left: 0; }
.fact-item:last-child { border-right: 0; }
.fact-title strong { font-size: 18px; line-height: 1.3; }
.fact-title span { margin-top: 8px; color: var(--ink-3); font-size: 12px; line-height: 1.4; font-family: var(--mono); }
.fact-item strong { font-size: 29px; line-height: 1.1; font-variant-numeric: tabular-nums; }
.fact-item span { margin-top: 7px; color: var(--ink-3); font-size: 12px; }
.fact-item--key { background: var(--blue-soft); border-top: 3px solid var(--blue); }
.fact-item--key strong { color: var(--blue-deep); font-weight: 800; }
.fact-item--credential strong { font-size: 23px; line-height: 1.28; }

.section { padding: 108px 0; }
.section-sm { padding: 66px 0; }
.section-white { background: #fff; border-block: 1px solid var(--line); }
.section-blue { color: #fff; background: var(--blue-deep); }
.section-head {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(320px, .55fr);
  justify-content: space-between;
  align-items: end;
  gap: 64px;
  margin-bottom: 52px;
}
.section-head h2 {
  max-width: 720px;
  margin-top: 17px;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.2;
  letter-spacing: -.02em;
}
.section-head > p { color: var(--ink-2); line-height: 1.9; }
.section-blue .section-head > p { color: rgba(255,255,255,.68); }
.section-blue .record-label { color: #7fb1ff; }
.more-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 700;
}
.more-link::after { content: "→"; transition: transform .2s ease; }
.more-link:hover::after { transform: translateX(5px); }
.more-row { margin-top: 24px; }
.more-row--lg { margin-top: 32px; }

.service-index { border-top: 1px solid var(--line-dark); }
.service-row {
  display: grid;
  grid-template-columns: 70px 1.1fr 1fr 36px;
  gap: 26px;
  align-items: center;
  min-height: 128px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  transition: color .2s ease, padding .25s var(--ease), background .2s ease;
}
.service-row:hover { padding-inline: 18px; background: #fff; color: var(--blue); }
.service-row .no { color: var(--ink-3); font-family: var(--mono); font-size: 12px; }
.service-row h3 { font-size: 23px; line-height: 1.35; }
.service-row p { color: var(--ink-2); font-size: 14px; line-height: 1.8; }
.service-row .arrow { font-size: 22px; text-align: right; }

.evidence-layout {
  display: grid;
  grid-template-columns: minmax(0, .62fr) minmax(0, 1.38fr);
  gap: 68px;
}
.evidence-aside { position: sticky; top: calc(var(--header) + 32px); align-self: start; }
.evidence-aside h2 { margin: 18px 0 20px; font-size: 39px; line-height: 1.22; letter-spacing: -.02em; }
.evidence-aside p { color: var(--ink-2); }
.evidence-list { border-top: 1px solid var(--line-dark); }
.evidence-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.evidence-item .code { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.evidence-item h3 { font-size: 18px; }
.evidence-item p { margin-top: 7px; color: var(--ink-2); font-size: 14px; }

.solution-register { border-top: 1px solid rgba(255,255,255,.3); }
.solution-entry {
  display: grid;
  grid-template-columns: 92px minmax(0, 1.1fr) minmax(260px, .7fr);
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid rgba(255,255,255,.18);
}
.solution-entry .code { color: #efb748; font-family: var(--mono); font-size: 12px; }
.solution-entry h3 { font-size: 24px; line-height: 1.4; }
.solution-entry p { color: rgba(255,255,255,.68); font-size: 14px; }

.case-preview { border-top: 1px solid var(--line-dark); }
.case-preview-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) minmax(280px, .75fr) 35px;
  gap: 28px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}
.case-preview-row .meta { color: var(--ink-3); font-family: var(--mono); font-size: 11px; }
.case-preview-row h3 { font-size: 21px; line-height: 1.45; }
.case-preview-row p { color: var(--ink-2); font-size: 14px; }
.case-preview-row .arrow { color: var(--blue); font-size: 21px; }

.fde-copy {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line);
}
.fde-copy p {
  padding: 28px 32px 28px 0;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.9;
}
.fde-copy p + p { padding-left: 32px; border-left: 1px solid var(--line); }

.fde-section-head > p {
  max-width: 510px;
  color: var(--blue-deep);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.65;
}
.fde-feature {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(480px, 1.14fr);
  gap: 54px;
  align-items: stretch;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line);
}
.fde-feature-copy {
  padding: 42px 44px 42px 0;
  border-right: 1px solid var(--line);
}
.fde-role-label {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .08em;
}
.fde-role-prose {
  display: grid;
  gap: 17px;
  margin-top: 22px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.9;
}
.fde-responsibility-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 32px;
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line);
}
.fde-responsibility-grid > div {
  min-height: 112px;
  padding: 18px;
  background: rgba(255,255,255,.46);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.fde-responsibility-grid strong { display: block; color: var(--blue-deep); font-size: 14px; line-height: 1.5; }
.fde-responsibility-grid span { display: block; margin-top: 7px; color: var(--ink-3); font-size: 12px; line-height: 1.65; }
.fde-interface-stage {
  position: relative;
  min-width: 0;
  min-height: 590px;
  margin: 0;
  align-self: center;
  overflow: hidden;
  background-color: #eef3fa;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 32px 32px;
  border: 1px solid var(--line-dark);
  border-top: 5px solid var(--blue);
}
.fde-visual-label {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 0 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-dark);
}
.fde-visual-label span { color: var(--blue); font-family: var(--mono); font-size: 9px; letter-spacing: .08em; }
.fde-visual-label strong { font-size: 14px; }
.fde-interface-main,
.fde-interface-inset {
  position: absolute;
  background: #fff;
  border: 1px solid var(--line-dark);
  box-shadow: 0 18px 40px rgba(13,45,86,.15);
}
.fde-interface-main { top: 82px; left: 22px; width: calc(100% - 72px); }
.fde-interface-inset { z-index: 2; top: 318px; right: -14px; width: 58%; }
.fde-interface-inset img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; background: #f8fafc; }
.fde-interface-inset span { display: block; padding: 7px 10px; color: var(--ink-3); border-top: 1px solid var(--line); font-family: var(--mono); font-size: 9px; line-height: 1.5; }
.fde-interface-stage > figcaption {
  position: absolute;
  z-index: 3;
  left: 20px;
  bottom: 17px;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.5;
}

.page-hero {
  position: relative;
  min-height: 470px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.page-hero::after {
  content: attr(data-code);
  position: absolute;
  right: max(24px, calc((100vw - var(--max)) / 2));
  bottom: -38px;
  color: rgba(21,89,197,.055);
  font-family: var(--mono);
  font-size: clamp(100px, 16vw, 210px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.08em;
}
.page-hero .wrap { position: relative; z-index: 1; }
.crumbs { color: var(--ink-3); font-family: var(--mono); font-size: 11px; letter-spacing: .05em; }
.crumbs a:hover { color: var(--blue); }
.page-hero h1 {
  max-width: 870px;
  margin: 23px 0 22px;
  font-size: clamp(43px, 6vw, 70px);
  line-height: 1.12;
  letter-spacing: -.02em;
}
.page-hero .lead { max-width: 740px; color: var(--ink-2); font-size: 18px; line-height: 1.9; }
.notice-line {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  max-width: 760px;
  padding-top: 17px;
  border-top: 1px solid var(--line-dark);
  color: var(--ink-3);
  font-size: 13px;
}
.notice-line strong { color: var(--gold); font-family: var(--mono); font-size: 11px; }

.intro-grid,
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(330px, .65fr);
  gap: 84px;
  align-items: start;
}
.prose h2 { margin-bottom: 24px; font-size: 34px; line-height: 1.35; letter-spacing: -.015em; }
.prose h3 { margin: 32px 0 10px; font-size: 20px; }
.prose p { color: var(--ink-2); margin-bottom: 18px; }
.prose .pullquote {
  margin: 34px 0 0;
  padding: 24px 0 0 28px;
  border-top: 1px solid var(--line-dark);
  border-left: 4px solid var(--gold);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 21px;
  line-height: 1.8;
}
.info-ledger { border-top: 4px solid var(--blue); background: #fff; }
.info-ledger h3 { padding: 22px 24px 18px; font-size: 18px; border-bottom: 1px solid var(--line); }
.info-list li {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 18px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.info-list .k { color: var(--ink-3); }
.info-list .v { color: var(--ink); font-weight: 600; }
.info-list li.is-key { padding-left: 21px; border-left: 3px solid var(--blue); background: var(--blue-soft); }
.info-list li.is-key .k { color: var(--blue-deep); font-weight: 700; }
.info-list li.is-key .v { color: var(--blue-deep); font-size: 14px; font-weight: 800; }
.scope-list { border-top: 1px solid var(--line-dark); }
.scope-item {
  display: grid;
  grid-template-columns: 54px .68fr 1fr;
  gap: 30px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.scope-item .no { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.scope-item h3 { font-size: 20px; }
.scope-item p { color: var(--ink-2); font-size: 14px; }

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.certificate { margin: 0; background: #fff; padding: 18px; }
.certificate img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: #f9fafc; }
.certificate figcaption { margin-top: 12px; color: var(--ink-2); font-size: 12px; line-height: 1.6; text-align: center; }

.capability-map { border-top: 1px solid var(--line-dark); }
.ai-system-map {
  display: grid;
  grid-template-columns: .86fr 1.12fr 1fr;
  margin: 0 0 56px;
  border: 1px solid var(--line-dark);
  background: #fff;
}
.system-zone {
  position: relative;
  min-width: 0;
  padding: 24px;
  border-right: 1px solid var(--line);
}
.system-zone--core { color: #fff; background: var(--blue-deep); border-right-color: rgba(255,255,255,.2); }
.system-zone--application { border-right: 0; background: var(--blue-soft); }
.system-zone:not(:last-of-type)::after {
  content: "→";
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -14px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  color: var(--blue);
  background: #fff;
  border: 1px solid var(--line-dark);
  font-family: var(--mono);
  font-size: 13px;
  transform: translateY(-50%);
}
.system-zone-title { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.system-zone--core .system-zone-title { border-color: rgba(255,255,255,.22); }
.system-zone-title span { color: var(--blue); font-family: var(--mono); font-size: 9px; letter-spacing: .08em; }
.system-zone--core .system-zone-title span { color: #8db9ff; }
.system-zone-title strong { font-size: 16px; }
.system-nodes { display: grid; gap: 8px; margin-top: 16px; }
.system-nodes span {
  min-height: 43px;
  display: flex;
  align-items: center;
  padding: 9px 12px;
  color: var(--ink-2);
  background: #f8fafc;
  border-left: 3px solid var(--blue);
  font-size: 13px;
  font-weight: 600;
}
.system-zone--core .system-nodes span { color: #fff; background: rgba(255,255,255,.07); border-left-color: var(--gold); }
.system-governance {
  grid-column: 1 / -1;
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 12px 24px;
  color: var(--ink-2);
  background: #f9fbfd;
  border-top: 1px solid var(--line-dark);
  font-size: 12px;
}
.system-governance strong { margin-right: auto; color: var(--blue-deep); font-size: 13px; }
.system-governance span { position: relative; padding-left: 13px; }
.system-governance span::before { content: ""; position: absolute; left: 0; top: .72em; width: 5px; height: 5px; background: var(--gold); }
.ai-system-map--wide { margin-bottom: 54px; }
.capability-group {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 45px;
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}
.capability-group .group-title .no { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.capability-group .group-title h2 { margin-top: 14px; font-size: 25px; line-height: 1.4; }
.cap-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 34px; }
.cap-item { padding: 0 0 25px; margin-bottom: 25px; border-bottom: 1px solid var(--line); }
.cap-item h3 { font-size: 17px; }
.cap-item p { margin-top: 7px; color: var(--ink-2); font-size: 13px; }
.boundary {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 36px;
  padding: 30px;
  color: #fff;
  background: var(--blue-deep);
  border-left: 5px solid var(--gold);
}
.boundary .label { color: #efb748; font-family: var(--mono); font-size: 11px; }
.boundary p { color: rgba(255,255,255,.76); }

.workflow-graphics { border-top: 1px solid var(--line-dark); }
.workflow-graphic {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 34px;
  align-items: center;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.workflow-title > span { color: var(--blue); font-family: var(--mono); font-size: 10px; letter-spacing: .06em; }
.workflow-title h3 { margin-top: 9px; font-size: 22px; }
.workflow-nodes { display: grid; grid-template-columns: minmax(110px, 1fr) 22px minmax(100px, .82fr) 22px minmax(110px, .9fr) 22px minmax(130px, 1.08fr); align-items: stretch; gap: 8px; }
.workflow-nodes span {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  color: var(--ink-2);
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.55;
}
.workflow-nodes span:last-child { color: var(--blue-deep); background: var(--blue-soft); }
.workflow-nodes i { display: grid; place-items: center; color: var(--blue); font-family: var(--mono); font-size: 14px; font-style: normal; }

.product-jump {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line);
}
.product-jump a {
  min-height: 258px;
  display: flex;
  flex-direction: column;
  padding: 14px 14px 18px;
  background: #fff;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.product-jump-thumb { width: 100%; aspect-ratio: 16 / 9; display: block; overflow: hidden; margin-bottom: 14px; background: #f5f7fa; border: 1px solid var(--line); }
.product-jump-thumb img { width: 100%; height: 100%; object-fit: contain; transition: transform .3s var(--ease); }
.product-jump .code { color: var(--blue); font-family: var(--mono); font-size: 10px; }
.product-jump strong { display: block; margin-top: 7px; font-size: 14px; line-height: 1.5; }
.product-jump a:hover { color: var(--blue); background: var(--blue-soft); }
.product-jump a:hover .product-jump-thumb img { transform: scale(1.025); }
.product-records { border-top: 1px solid var(--line-dark); }
.product-record {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 52px;
  padding: 76px 0;
  border-bottom: 1px solid var(--line);
}
.product-record:nth-child(even) .product-visual { order: 2; }
.product-visual { align-self: start; }
.product-visual figure { margin: 0; border: 1px solid var(--line); background: #fff; }
.product-visual img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; }
.product-visual figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font-size: 11px;
  line-height: 1.5;
}
.product-copy .eyebrow { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.product-copy h2 { margin: 17px 0 16px; font-size: 34px; line-height: 1.25; letter-spacing: -.015em; }
.product-prose {
  display: grid;
  gap: 16px;
  max-width: 68ch;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.9;
}

.product-record-wide { grid-template-columns: 1fr; gap: 44px; }
.product-record-wide .product-copy { max-width: 880px; }
.rag-industries {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  border-top: 1px solid var(--line-dark);
  padding-top: 40px;
}
.rag-industry h3 {
  margin: 0 0 18px;
  padding-bottom: 13px;
  border-bottom: 2px solid var(--blue);
  font-size: 19px;
  letter-spacing: -.01em;
}
.rag-industry figure { margin: 0 0 22px; border: 1px solid var(--line); background: #fff; }
.rag-industry figure:last-child { margin-bottom: 0; }
.rag-industry img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  background: #f9fafc;
}
.rag-industry figcaption {
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font-size: 11px;
  line-height: 1.5;
}

.case-records { border-top: 1px solid var(--line-dark); }
.case-record {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 54px;
  padding: 62px 0;
  border-bottom: 1px solid var(--line);
}
.case-id { position: sticky; top: calc(var(--header) + 28px); align-self: start; }
.case-id .code { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.case-id .sector { display: block; margin-top: 18px; font-size: 15px; font-weight: 700; }
.case-id .client { display: block; margin-top: 4px; color: var(--ink-3); font-size: 12px; line-height: 1.65; }
.case-content h2 { max-width: 680px; font-size: 32px; line-height: 1.32; letter-spacing: -.015em; }
.case-story--visual {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: 34px;
  align-items: start;
  margin-top: 28px;
}
.case-visual { margin: 0; background: #fff; border: 1px solid var(--line); }
.case-visual img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; background: #f8fafc; }
.case-visual figcaption { padding: 10px 12px; color: var(--ink-3); border-top: 1px solid var(--line); font-size: 10px; line-height: 1.5; }
.case-story--visual .case-prose { margin-top: 0; font-size: 14px; line-height: 1.86; }
.case-prose {
  display: grid;
  gap: 16px;
  max-width: 74ch;
  margin-top: 22px;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.9;
}
.case-source {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
}
.case-source::after { content: "↗"; font-family: var(--mono); }
.case-source:hover { text-decoration: underline; text-underline-offset: 4px; }

.contact-layout {
  display: grid;
  grid-template-columns: minmax(280px, .58fr) minmax(0, 1.1fr);
  gap: 86px;
  align-items: start;
}
.contact-aside { position: sticky; top: calc(var(--header) + 32px); }
.contact-aside h2 { margin: 18px 0; font-size: 37px; line-height: 1.28; letter-spacing: -.015em; }
.contact-aside > p { color: var(--ink-2); }
.contact-aside .contact-location { margin-top: 28px; font-size: 13px; }
.contact-brief {
  display: grid;
  gap: 14px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line-dark);
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.85;
}
.form {
  position: relative;
  padding: 42px;
  background: #fff;
  border-top: 5px solid var(--blue);
  box-shadow: 16px 16px 0 rgba(21,89,197,.06);
}
.form-title { margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.form-title h2 { font-size: 24px; }
.form-title p { margin-top: 5px; color: var(--ink-3); font-size: 12px; }
.form-trap {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
  opacity: 0;
  pointer-events: none;
}
.form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.field { min-width: 0; margin-bottom: 20px; }
.field > label,
.field > legend { display: block; margin-bottom: 7px; color: var(--ink-2); font-size: 13px; font-weight: 700; }
.field > label .req,
.field > legend .req { color: var(--danger); }
.ctrl {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-dark);
  border-radius: 0;
  outline: none;
  transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.ctrl:focus { background: #fff; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(21,89,197,.1); }
textarea.ctrl { min-height: 145px; resize: vertical; }
.type-field { margin-inline: 0; padding: 0; border: 0; }
.type-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.type-option { position: relative; display: block; margin: 0; cursor: pointer; }
.type-option input { position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.type-option span {
  min-height: 48px;
  display: flex;
  align-items: center;
  padding: 9px 12px;
  color: var(--ink-2);
  background: var(--paper);
  border: 1px solid var(--line-dark);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
  transition: transform .16s ease, color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.type-option:hover span { border-color: var(--blue); }
.type-option:active span { transform: scale(.985); }
.type-option input:checked + span { color: var(--blue-deep); background: var(--blue-soft); border-color: var(--blue); box-shadow: inset 3px 0 0 var(--blue); }
.type-option input:focus-visible + span { outline: 3px solid rgba(21,89,197,.3); outline-offset: 2px; }
.field-error { min-height: 19px; margin-top: 4px; color: var(--danger); font-size: 11px; }
.has-error .ctrl { border-color: var(--danger); }
.has-error .type-option span { border-color: rgba(180,63,53,.68); }
.form-status { display: none; margin: 16px 0 0; padding: 11px 13px; color: var(--danger); background: #fff0ef; border-left: 3px solid var(--danger); font-size: 12px; }
.form-status.is-on { display: block; }
.form-status.is-success { color: var(--success); background: #edf8f3; border-left-color: var(--success); }
.form .btn[disabled] { cursor: wait; opacity: .72; transform: none; }
.form-note { margin-top: 14px; color: var(--ink-3); font-size: 11px; }
.success-box {
  max-width: 720px;
  margin: 40px auto;
  padding: 72px 55px;
  text-align: center;
  background: #fff;
  border-top: 5px solid var(--blue);
}
.success-box .mark {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  margin: 0 auto 25px;
  color: #fff;
  background: var(--success);
  font-family: var(--mono);
  font-size: 12px;
}
.success-box h1 { font-size: 38px; }
.success-box p { margin-top: 10px; color: var(--ink-2); }
.success-box .hero-actions { justify-content: center; }

.cta-band { color: #fff; background: var(--blue); border-top: 6px solid var(--gold); }
.cta-band .wrap {
  min-height: 238px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}
.cta-band h2 { max-width: 700px; font-size: clamp(30px, 4vw, 44px); line-height: 1.28; letter-spacing: -.02em; }
.cta-band p { margin-top: 8px; color: rgba(255,255,255,.72); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.site-footer { color: rgba(255,255,255,.78); background: #081b35; }
.ft-top { display: grid; grid-template-columns: 1.6fr .65fr .85fr; gap: 60px; padding: 68px 0 55px; }
.ft-top .nm { color: #fff; font-size: 18px; font-weight: 800; }
.ft-top .en { margin-top: 7px; color: rgba(255,255,255,.42); font-family: var(--mono); font-size: 9px; letter-spacing: .05em; }
.ft-slogan { margin-top: 25px; max-width: 370px; color: rgba(255,255,255,.63); font-size: 14px; }
.ft-top h5 { margin: 0 0 16px; color: #fff; font-size: 13px; }
.ft-top ul { display: grid; gap: 9px; color: rgba(255,255,255,.6); font-size: 12px; }
.ft-top a:hover { color: #fff; }
.ft-bottom {
  display: flex;
  justify-content: center;
  gap: 30px;
  padding: 20px 0 28px;
  border-top: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.4);
  font-size: 11px;
  text-align: center;
}

@media (max-width: 1060px) {
  .site-nav { gap: 18px; }
  .site-nav .btn { padding-inline: 14px; }
  .hero-grid { gap: 42px; }
  .service-row { grid-template-columns: 56px 1fr 1fr 28px; }
  .product-record { gap: 42px; }
  .case-story--visual { grid-template-columns: 1fr; }
  .fde-feature { grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr); gap: 36px; }
  .fde-feature-copy { padding-right: 32px; }
  .fde-interface-stage { min-height: 520px; }
  .fde-interface-inset { top: 280px; }
  .contact-layout { gap: 52px; }
}

@media (max-width: 860px) {
  :root { --header: 68px; }
  .wrap { width: min(calc(100% - 34px), var(--max)); }
  .header-inner { gap: 16px; }
  .brand { gap: 10px; }
  .brand .full { display: none; }
  .brand .short { display: inline; }
  .brand .nm { font-size: clamp(14px, 4.2vw, 18px); }
  .brand .en { display: none; }
  .nav-toggle { display: block; }
  .site-nav {
    position: fixed;
    inset: var(--header) 0 auto;
    height: calc(100dvh - var(--header));
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 24px 17px 40px;
    background: var(--paper);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity .2s ease, visibility .2s;
  }
  .is-open .site-nav { opacity: 1; pointer-events: auto; visibility: visible; }
  .site-nav > a:not(.btn) { padding: 8px 12px; border-bottom: 1px solid var(--line); font-size: 19px; line-height: 48px; }
  .site-nav > a:not(.btn)::after { display: none; }
  .site-nav .btn { margin-top: 22px; min-height: 50px; }
  .is-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .is-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .is-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .hero-grid { grid-template-columns: 1fr; padding: 68px 0 76px; }
  .home-hero { min-height: auto; }
  .home-hero::after { width: 40%; opacity: .28; }
  .hero-product-stage { width: min(100%, 640px); }
  .delivery-dossier { max-width: 600px; }
  .fact-strip .wrap { grid-template-columns: repeat(3, 1fr); }
  .fact-title { grid-column: 1 / -1; min-height: 78px; border-right: 0; border-bottom: 1px solid var(--line); }
  .fact-item { min-height: 100px; }
  .section-head { grid-template-columns: 1fr; gap: 22px; }
  .evidence-layout { grid-template-columns: 1fr; }
  .evidence-aside { position: static; }
  .solution-entry { grid-template-columns: 70px 1fr; }
  .solution-entry > p { grid-column: 2; }
  .case-preview-row { grid-template-columns: 120px 1fr 26px; }
  .case-preview-row > p { grid-column: 2; }
  .case-preview-row .arrow { grid-column: 3; grid-row: 1; }
  .fde-copy { grid-template-columns: 1fr; }
  .fde-copy p, .fde-copy p + p { padding: 24px 0; border-left: 0; }
  .fde-copy p + p { border-top: 1px solid var(--line); }
  .fde-feature { grid-template-columns: 1fr; gap: 38px; border-bottom: 0; }
  .fde-feature-copy { padding: 36px 0 38px; border-right: 0; border-bottom: 1px solid var(--line); }
  .fde-interface-stage { width: min(100%, 700px); min-height: 590px; }
  .fde-interface-inset { top: 318px; }
  .intro-grid, .split { grid-template-columns: 1fr; gap: 50px; }
  .capability-group { grid-template-columns: 1fr; gap: 30px; }
  .workflow-graphic { grid-template-columns: 1fr; gap: 20px; }
  .product-record { grid-template-columns: 1fr; }
  .product-record:nth-child(even) .product-visual { order: 0; }
  .rag-industries { grid-template-columns: 1fr; }
  .case-record { grid-template-columns: 140px 1fr; gap: 35px; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-aside { position: static; }
  .ft-top { grid-template-columns: 1.35fr .7fr .9fr; gap: 34px; }
}

@media (max-width: 640px) {
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  .hero-copy h1 { font-size: 42px; }
  .hero-copy .lead, .page-hero .lead { font-size: 16px; }
  .hero-product-stage { min-height: 450px; padding: 16px; box-shadow: 10px 10px 0 rgba(21,89,197,.08); }
  .hero-stage-head { padding-bottom: 14px; }
  .stage-screen--main { top: 70px; left: -8px; width: calc(100% - 10px); }
  .stage-screen--erp { top: 238px; left: 8px; width: 57%; }
  .stage-screen--medical { top: 260px; right: -8px; width: 53%; }
  .hero-stage-note { left: 16px; right: 16px; bottom: 14px; }
  .delivery-dossier { padding: 28px 24px 24px; box-shadow: 10px 10px 0 rgba(21,89,197,.08); }
  .fact-strip .wrap { grid-template-columns: 1fr; }
  .fact-title, .fact-item { min-height: 84px; padding: 16px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .fact-title { padding-bottom: 20px; }
  .section { padding: 78px 0; }
  .section-sm { padding: 48px 0; }
  .section-head { margin-bottom: 36px; }
  .section-head h2 { font-size: 35px; }
  .service-row { grid-template-columns: 46px 1fr 24px; gap: 15px; min-height: 112px; }
  .service-row p { grid-column: 2; }
  .service-row .arrow { grid-column: 3; grid-row: 1; }
  .evidence-item { grid-template-columns: 52px 1fr; gap: 16px; }
  .solution-entry { grid-template-columns: 45px 1fr; gap: 15px; }
  .case-preview-row { grid-template-columns: 1fr 25px; gap: 12px; }
  .case-preview-row .meta { grid-column: 1; }
  .case-preview-row h3 { grid-column: 1; }
  .case-preview-row > p { grid-column: 1; }
  .case-preview-row .arrow { grid-column: 2; grid-row: 2; }
  .page-hero { min-height: 420px; }
  .page-hero h1 { font-size: 43px; }
  .scope-item { grid-template-columns: 42px 1fr; gap: 16px; }
  .scope-item p { grid-column: 2; }
  .certificate-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-list { grid-template-columns: 1fr; }
  .ai-system-map { grid-template-columns: 1fr; margin-bottom: 42px; }
  .system-zone { padding: 20px; border-right: 0; border-bottom: 1px solid var(--line); }
  .system-zone--core { border-bottom-color: rgba(255,255,255,.22); }
  .system-zone:not(:last-of-type)::after { content: "↓"; top: auto; right: 50%; bottom: -14px; transform: translateX(50%); }
  .system-governance { flex-wrap: wrap; gap: 9px 20px; padding: 16px 20px; }
  .system-governance strong { width: 100%; margin-right: 0; }
  .workflow-graphic { padding: 26px 0; }
  .workflow-nodes { grid-template-columns: 1fr; gap: 6px; }
  .workflow-nodes span { min-height: 56px; }
  .workflow-nodes i { min-height: 18px; transform: rotate(90deg); }
  .boundary { grid-template-columns: 1fr; gap: 12px; padding: 24px; }
  .product-jump { grid-template-columns: repeat(2, 1fr); }
  .product-jump a { min-height: 166px; padding: 9px 9px 14px; }
  .product-jump-thumb { margin-bottom: 10px; }
  .product-jump strong { font-size: 12px; }
  .product-record { padding: 55px 0; }
  .product-copy h2 { font-size: 29px; }
  .product-prose, .case-prose { font-size: 15px; line-height: 1.86; }
  .case-record { grid-template-columns: 1fr; gap: 24px; padding: 46px 0; }
  .case-id { position: static; }
  .case-content h2 { font-size: 28px; }
  .case-story--visual { gap: 22px; margin-top: 22px; }
  .fde-section-head > p { font-size: 16px; }
  .fde-responsibility-grid { grid-template-columns: 1fr; }
  .fde-responsibility-grid > div { min-height: 94px; }
  .fde-interface-stage { min-height: 440px; }
  .fde-visual-label { margin-inline: 12px; padding-block: 12px; }
  .fde-visual-label strong { font-size: 12px; }
  .fde-interface-main { top: 68px; left: 10px; width: calc(100% - 36px); }
  .fde-interface-inset { top: 222px; right: -6px; width: 61%; }
  .fde-interface-stage > figcaption { left: 12px; bottom: 12px; max-width: 47%; }
  .form { padding: 28px 20px; box-shadow: 9px 9px 0 rgba(21,89,197,.06); }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .field { margin-bottom: 24px; }
  .field > label, .field > legend { margin-bottom: 9px; font-size: 14px; }
  .ctrl { min-height: 54px; padding: 13px 14px; font-size: 16px; }
  textarea.ctrl { min-height: 166px; }
  .type-options { gap: 10px; }
  .type-option span { min-height: 54px; padding: 10px 12px; font-size: 13px; }
  .form > .btn[type="submit"] { width: 100%; min-height: 54px; font-size: 15px; }
  .cta-band .wrap { min-height: 290px; align-items: flex-start; justify-content: center; flex-direction: column; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; }
  .ft-top { grid-template-columns: 1fr 1fr; }
  .ft-top > div:first-child { grid-column: 1 / -1; }
  .ft-bottom { flex-direction: column; gap: 6px; }
  .success-box { padding: 55px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}