:root {
  color-scheme: light;
  --navy: #071923;
  --navy-2: #0b2633;
  --ink: #10222c;
  --muted: #5f727c;
  --cyan: #19b6e8;
  --cyan-deep: #087ca9;
  --sky: #eaf9fe;
  --orange: #ff7442;
  --line: #dfe9ed;
  --paper: #ffffff;
  --wash: #f4f8fa;
  --shadow: 0 24px 70px rgba(5, 41, 57, 0.13);
  --radius: 24px;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--ink); background: var(--paper); font-size: 16px; font-weight: 400; line-height: 1.7; }
h1, h2, h3, strong { text-wrap: pretty; }
a { color: inherit; }
button, input, textarea, select { font: inherit; }
img { max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(7, 25, 35, 0.08);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
}

.header-inner {
  width: min(1180px, calc(100% - 48px));
  min-height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand { display: inline-flex; align-items: center; text-decoration: none; flex: 0 0 auto; }
.brand img { width: 186px; height: auto; display: block; }
.brand-copy { display: none; }
.site-nav { display: flex; align-items: center; gap: 6px; }
.site-nav a { padding: 11px 14px; border-radius: 999px; color: #314852; text-decoration: none; font-size: 14px; font-weight: 500; white-space: nowrap; transition: 160ms ease; }
.site-nav a:hover, .site-nav a.active { color: var(--cyan-deep); background: var(--sky); }
.site-nav .nav-cta { margin-left: 6px; padding-inline: 18px; color: #fff; background: var(--navy); }
.site-nav .nav-cta:hover, .site-nav .nav-cta.active { color: #fff; background: var(--cyan-deep); }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; border-radius: 13px; background: var(--sky); cursor: pointer; }
.nav-toggle > span:not(.sr-only) { display: block; height: 2px; margin: 5px 0; border-radius: 2px; background: var(--cyan-deep); }

main { min-height: calc(100vh - 300px); }
main:focus { outline: none; }
.eyebrow { margin: 0 0 14px; color: var(--cyan-deep); font-size: 12px; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; }

.ai-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(135deg, #061720, #0a2633 64%, #073c52);
  background-size: 48px 48px, 48px 48px, auto;
}

.ai-hero::after { position: absolute; inset: auto 0 0; height: 190px; content: ""; background: linear-gradient(transparent, rgba(0, 0, 0, .18)); pointer-events: none; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(10px); pointer-events: none; }
.hero-glow-one { width: 520px; height: 520px; top: -260px; right: 14%; background: rgba(25, 182, 232, .20); }
.hero-glow-two { width: 340px; height: 340px; bottom: -220px; left: 8%; background: rgba(255, 116, 66, .12); }

.ai-hero-inner {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 48px));
  min-height: 690px;
  margin: 0 auto;
  padding: 86px 0 92px;
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(480px, 1.12fr);
  align-items: center;
  gap: 64px;
}

.ai-hero .eyebrow { color: #68d8fb; }
.ai-hero-copy h1 { max-width: 650px; margin: 0; font-size: clamp(46px, 4.8vw, 66px); line-height: 1.12; letter-spacing: -.055em; }
.ai-hero-copy h1 span { display: block; white-space: nowrap; }
.hero-lead { max-width: 620px; margin: 28px 0 0; color: rgba(235, 248, 253, .76); font-size: 17px; line-height: 1.9; }
.hero-actions { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 48px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 14px; border: 1px solid transparent; border-radius: 999px; text-decoration: none; font-size: 14px; font-weight: 800; transition: transform 160ms ease, background 160ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #061720; background: #65d8fb; box-shadow: 0 14px 30px rgba(25, 182, 232, .18); }
.button-primary:hover { background: #8de5ff; }
.button-ghost { color: #fff; border-color: rgba(255,255,255,.25); background: rgba(255,255,255,.06); }
.button-ghost:hover { background: rgba(255,255,255,.12); }
.hero-notes { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 10px; }
.hero-notes span { padding: 7px 11px; border: 1px solid rgba(255,255,255,.13); border-radius: 999px; color: rgba(255,255,255,.63); font-size: 11px; letter-spacing: .03em; }

.product-mock { position: relative; }
.mock-caption { margin-bottom: 12px; display: flex; align-items: center; gap: 9px; color: rgba(255,255,255,.55); font-size: 11px; letter-spacing: .12em; }
.mock-caption span { width: 7px; height: 7px; border-radius: 50%; background: #65d8fb; box-shadow: 0 0 14px #65d8fb; }
.mock-window { overflow: hidden; border: 1px solid rgba(255,255,255,.18); border-radius: 24px; background: rgba(248, 253, 255, .98); box-shadow: 0 36px 80px rgba(0,0,0,.32); transform: perspective(1200px) rotateY(-3deg) rotateX(1deg); }
.mock-topbar { height: 46px; padding: 0 18px; display: flex; align-items: center; gap: 7px; border-bottom: 1px solid #e2ecef; color: #6b7c84; font-size: 11px; }
.mock-topbar i { width: 8px; height: 8px; border-radius: 50%; background: #d7e1e5; }
.mock-topbar i:first-child { background: #ff8b66; }
.mock-topbar strong { margin-left: 8px; color: #263f4a; }
.mock-body { min-height: 410px; display: grid; grid-template-columns: 84px 1fr; color: var(--ink); }
.mock-sidebar { padding: 26px 13px; display: flex; flex-direction: column; gap: 12px; border-right: 1px solid #e2ecef; background: #f5f9fa; }
.mock-sidebar span, .mock-sidebar b { padding: 9px 8px; border-radius: 9px; font-size: 10px; text-align: center; }
.mock-sidebar b { color: #087ca9; background: #dff5fc; }
.mock-sidebar span { color: #7c8d94; }
.mock-content { padding: 26px; }
.mock-date { padding-bottom: 20px; border-bottom: 1px solid #e4ecef; }
.mock-date small { color: #0c8ebc; font-weight: 800; letter-spacing: .08em; }
.mock-date strong { margin: 7px 0 4px; display: block; font-size: 18px; }
.mock-date p { margin: 0; color: #71838b; font-size: 11px; }
.mock-cards { padding-top: 20px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 16px; }
.mock-poster { min-height: 225px; padding: 22px; display: flex; flex-direction: column; justify-content: end; border-radius: 16px; color: #fff; background: radial-gradient(circle at 75% 20%, rgba(255,255,255,.28), transparent 18%), linear-gradient(145deg, #0b516d, #19a6d3 65%, #73d7f3); }
.mock-poster span { margin-bottom: auto; font-size: 9px; letter-spacing: .12em; }
.mock-poster strong { font-size: 19px; line-height: 1.4; }
.mock-poster i { margin-top: 16px; font-size: 8px; font-style: normal; opacity: .7; }
.mock-task { padding: 22px; border: 1px solid #e2eaed; border-radius: 16px; background: #fff; }
.mock-task small { color: #0c8ebc; font-weight: 800; }
.mock-task strong { margin: 20px 0 8px; display: block; font-size: 16px; }
.mock-task p { color: #71838b; font-size: 11px; line-height: 1.7; }
.mock-task button { width: 100%; min-height: 36px; margin-top: 24px; border: 0; border-radius: 9px; color: #fff; background: #0b87b5; font-size: 11px; }

.problem-strip { width: min(1180px, calc(100% - 48px)); margin: 0 auto; padding: 30px 0; display: flex; align-items: center; justify-content: space-between; gap: 30px; border-bottom: 1px solid var(--line); }
.problem-strip > p { margin: 0; color: #223a45; font-weight: 800; }
.problem-strip div { display: flex; align-items: center; gap: 14px; color: #71828a; font-size: 13px; }
.problem-strip i { color: var(--cyan); font-style: normal; }

.section { width: min(1120px, calc(100% - 48px)); margin: 0 auto; padding: 100px 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-heading { margin-bottom: 44px; display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.section-heading h2, .product-intro h2, .product-detail-lead h2, .about-story h2, .contact-main h2 { max-width: 700px; margin: 0; font-size: clamp(30px, 3.4vw, 44px); font-weight: 600; line-height: 1.28; letter-spacing: -.03em; }
.section-heading > p { max-width: 510px; margin: 0; color: var(--muted); line-height: 1.9; }

.capability-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; }
.capability-card { min-height: 330px; padding: 28px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 20px; background: #fff; transition: 180ms ease; }
.capability-card:hover { transform: translateY(-4px); border-color: rgba(25,182,232,.48); box-shadow: var(--shadow); }
.capability-card:nth-child(2) { color: #fff; border-color: var(--navy); background: var(--navy); }
.capability-card:nth-child(2) p { color: rgba(255,255,255,.65); }
.card-meta { display: flex; align-items: center; justify-content: space-between; }
.card-meta span { color: var(--cyan-deep); font: 700 28px/1 Georgia, serif; }
.capability-card:nth-child(2) .card-meta span { color: #65d8fb; }
.card-meta small { color: #8ca0a9; font-weight: 800; letter-spacing: .12em; }
.capability-card h3 { margin: auto 0 15px; font-size: 23px; line-height: 1.35; }
.capability-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.9; }

.product-section { display: grid; grid-template-columns: .82fr 1.18fr; gap: 80px; align-items: start; }
.product-intro { position: sticky; top: 120px; }
.product-intro > p:not(.eyebrow) { margin: 25px 0; color: var(--muted); line-height: 2; }
.text-arrow { display: inline-flex; align-items: center; gap: 10px; color: var(--cyan-deep); text-decoration: none; font-weight: 800; }
.feature-stack { border-top: 1px solid var(--line); }
.feature-row { padding: 28px 4px; display: grid; grid-template-columns: 92px 1fr auto; gap: 24px; align-items: start; border-bottom: 1px solid var(--line); }
.feature-row > span { color: var(--cyan-deep); font-size: 12px; font-weight: 900; }
.feature-row h3 { margin: -6px 0 7px; font-size: 23px; }
.feature-row p { margin: 0; color: var(--muted); line-height: 1.8; }
.feature-row b { color: #9eb0b7; }

.workflow-section { border-top: 0 !important; border-radius: 30px; background: var(--wash); padding-left: 42px; padding-right: 42px; }
.workflow-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); }
.workflow-grid article { min-height: 220px; padding: 28px; border-left: 1px solid #d9e5e9; }
.workflow-grid article:first-child { border-left: 0; }
.workflow-grid span { color: var(--cyan-deep); font: 700 30px/1 Georgia, serif; }
.workflow-grid h3 { margin: 60px 0 10px; font-size: 19px; }
.workflow-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }

.scenario-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.scenario-grid article { min-height: 180px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.scenario-grid article > span { color: var(--orange); }
.scenario-grid h3 { margin: 26px 0 8px; font-size: 20px; }
.scenario-grid p { margin: 0; color: var(--muted); font-size: 14px; }

.cta-section { width: min(1180px, calc(100% - 48px)); margin: 0 auto 48px; padding: 56px 60px; display: flex; align-items: center; justify-content: space-between; gap: 40px; overflow: hidden; border-radius: 28px; color: #fff; background: radial-gradient(circle at 85% 0, rgba(101,216,251,.26), transparent 30%), var(--navy); }
.cta-section .eyebrow { color: #65d8fb; }
.cta-section h2 { margin: 0; font-size: clamp(30px,4vw,48px); letter-spacing: -.04em; }
.cta-section p:not(.eyebrow) { margin: 10px 0 0; color: rgba(255,255,255,.64); }
.button-light { flex: 0 0 auto; color: var(--navy); background: #fff; }

.page-hero { position: relative; min-height: 440px; padding: 92px max(24px, calc((100% - 1120px) / 2)); display: flex; align-items: center; overflow: hidden; color: #fff; background: linear-gradient(125deg,#061720,#0b3141 62%,#075b77); }
.page-hero::before { position: absolute; inset: 0; content: ""; background: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 48px 48px; }
.page-hero-copy { position: relative; z-index: 2; max-width: 790px; }
.page-hero .eyebrow { color: #65d8fb; }
.page-hero h1 { margin: 0; font-size: clamp(38px,4.2vw,56px); font-weight: 600; line-height: 1.22; letter-spacing: -.035em; }
.page-hero-copy > p:last-child { max-width: 720px; margin: 24px 0 0; color: rgba(255,255,255,.68); font-size: 17px; line-height: 1.9; }
.page-orbit { position: absolute; right: max(-120px, calc((100% - 1500px) / 2)); top: 50%; width: 420px; height: 420px; border: 1px solid rgba(101,216,251,.28); border-radius: 50%; transform: translateY(-50%); }
.page-orbit::before, .page-orbit::after { position: absolute; inset: 52px; content: ""; border: 1px solid rgba(101,216,251,.16); border-radius: 50%; }
.page-orbit::after { inset: 120px; background: rgba(25,182,232,.10); }
.page-orbit span, .page-orbit i { position: absolute; width: 12px; height: 12px; border-radius: 50%; background: #65d8fb; box-shadow: 0 0 18px #65d8fb; }
.page-orbit span { top: 74px; left: 45px; }
.page-orbit i { right: 20px; bottom: 128px; }

.product-detail-lead { display: grid; grid-template-columns: 1fr .9fr; gap: 80px; align-items: end; }
.product-detail-lead > p { margin: 0; color: var(--muted); line-height: 2; }
.feature-detail-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.feature-detail { min-height: 330px; padding: 38px; border: 1px solid var(--line); border-radius: 24px; background: #fff; }
.feature-detail.featured { color: #fff; border-color: var(--navy); background: radial-gradient(circle at 85% 5%,rgba(101,216,251,.25),transparent 25%),var(--navy); }
.feature-detail > span { color: var(--cyan-deep); font-size: 12px; font-weight: 900; }
.feature-detail.featured > span { color: #65d8fb; }
.feature-detail h2 { margin: 70px 0 14px; font-size: 26px; font-weight: 600; }
.feature-detail p { color: var(--muted); line-height: 1.8; }
.feature-detail.featured p { color: rgba(255,255,255,.7); }
.feature-detail small { display: block; color: #8a9ca4; line-height: 1.8; }
.feature-detail.featured small { color: rgba(255,255,255,.48); }
.workflow-grid.compact { border: 1px solid var(--line); border-radius: 22px; }
.principle-banner { padding-left: 42px; padding-right: 42px; display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: end; color: #fff; border-radius: 28px; background: var(--navy); }
.principle-banner .eyebrow { color: #65d8fb; }
.principle-banner h2 { margin: 0; font-size: clamp(30px,4vw,48px); line-height: 1.2; }
.principle-banner > p { margin: 0; color: rgba(255,255,255,.65); line-height: 2; }

.solution-list { border-top: 1px solid var(--line); }
.solution-list article { padding: 42px 0; display: grid; grid-template-columns: 110px 1fr; gap: 28px; border-bottom: 1px solid var(--line); }
.solution-list article > span { color: var(--cyan-deep); font: 700 38px/1 Georgia, serif; }
.solution-list small { color: #8598a0; font-weight: 900; letter-spacing: .12em; }
.solution-list h2 { margin: 8px 0 10px; font-size: 26px; font-weight: 600; }
.solution-list p { max-width: 720px; margin: 0; color: var(--muted); line-height: 1.9; }
.delivery-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.delivery-grid article { min-height: 320px; padding: 40px; border-radius: 24px; background: var(--wash); }
.delivery-grid article:last-child { color: #fff; background: var(--cyan-deep); }
.delivery-grid article:last-child .eyebrow { color: #bfeeff; }
.delivery-grid h2 { margin: 100px 0 12px; font-size: 27px; font-weight: 600; }
.delivery-grid p:not(.eyebrow) { color: var(--muted); line-height: 1.9; }
.delivery-grid article:last-child p:not(.eyebrow) { color: rgba(255,255,255,.75); }

.about-page { overflow: hidden; background: linear-gradient(180deg,#f6fafb 0%,#fff 52%,#f3f7f5 100%); }
.about-hero { position: relative; width: min(1120px,calc(100% - 48px)); min-height: 350px; margin: 0 auto; padding: 48px 0 52px; display: grid; grid-template-columns: 1fr 310px; align-items: center; gap: 64px; }
.about-hero-copy { position: relative; z-index: 2; max-width: 680px; }
.about-hero-copy .eyebrow { margin-bottom: 17px; }
.about-hero h1 { width: max-content; max-width: 100%; margin: 0; display: flex; flex-direction: column; gap: 6px; color: #17313b; font-size: clamp(23px,2vw,28px); font-weight: 500; line-height: 1.24; letter-spacing: -.006em; }
.about-hero h1 span { display: block; white-space: nowrap; }
.about-hero h1 .accent-line { margin-left: 16px; color: #0b7197; }
.about-hero-copy > p:last-child { max-width: 620px; margin: 22px 0 0; padding-left: 15px; border-left: 2px solid rgba(255,116,66,.55); color: #60747c; font-size: 14px; line-height: 1.85; }
.about-visual { position: relative; width: 290px; aspect-ratio: 1; justify-self: end; border: 1px solid rgba(11,113,151,.13); border-radius: 50%; background: radial-gradient(circle at 50% 50%,rgba(255,255,255,.92) 0 32%,rgba(222,243,248,.5) 33% 49%,transparent 50%),linear-gradient(rgba(11,113,151,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(11,113,151,.045) 1px,transparent 1px); background-size: auto,28px 28px,28px 28px; }
.about-orbit { position: absolute; inset: 42px; border: 1px solid rgba(11,113,151,.17); border-radius: 50%; }
.about-orbit::after { position: absolute; inset: 46px; content: ""; border: 1px solid rgba(255,116,66,.18); border-radius: 50%; }
.about-route { position: absolute; left: 40px; top: 151px; width: 205px; height: 3px; border-radius: 999px; background: linear-gradient(90deg,#1ba7ce,#0b7197 66%,#ff7442); transform: rotate(-38deg); transform-origin: center; box-shadow: 0 5px 18px rgba(11,113,151,.15); }
.about-route::after { position: absolute; right: -11px; top: -8px; width: 18px; height: 18px; content: ""; background: #ff7442; clip-path: polygon(0 0,100% 50%,0 100%); }
.about-node { position: absolute; left: 56px; bottom: 58px; width: 12px; height: 12px; border: 3px solid #fff; border-radius: 50%; background: #16a6ce; box-shadow: 0 0 0 6px rgba(22,166,206,.13); }
.about-focus { width: min(1120px,calc(100% - 48px)); margin: 0 auto; padding: 54px 0 62px; border-top: 1px solid #dfe9ed; }
.about-section-head { margin-bottom: 30px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 42px; }
.about-section-head h2, .about-principles-head h2 { margin: 0; color: #17313b; font-size: clamp(23px,2.1vw,28px); font-weight: 500; line-height: 1.38; letter-spacing: -.014em; }
.about-section-head > p { margin: 0; color: #71858c; font-size: 13px; line-height: 1.75; }
.about-focus-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; }
.about-focus-grid article { min-height: 176px; padding: 24px 25px; border: 1px solid rgba(18,63,77,.09); border-radius: 13px; background: rgba(255,255,255,.78); }
.about-focus-grid article:first-child { background: linear-gradient(145deg,#e9f5f8,#f9fcfc); }
.about-focus-grid article:nth-child(3) { background: linear-gradient(145deg,#fbf7f3,#fff); }
.about-focus-grid span, .about-principle-grid span { color: #0b789e; font: 600 13px/1 Georgia,serif; letter-spacing: .08em; }
.about-focus-grid h3 { margin: 38px 0 8px; color: #17313b; font-size: 16px; font-weight: 600; }
.about-focus-grid p { margin: 0; color: #667b83; font-size: 13px; line-height: 1.75; }
.about-principles { padding: 56px max(24px,calc((100% - 1120px) / 2)) 64px; border-top: 1px solid #dfe9ed; background: #fff; }
.about-principles-inner { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: .88fr 1.12fr; align-items: start; gap: 68px; }
.about-principles-head { margin: 0; display: block; }
.about-principles-head h2 { max-width: 420px; }
.about-principle-grid { border-top: 1px solid #d4e0e3; }
.about-principle-grid article { min-height: 72px; padding: 16px 4px; display: grid; grid-template-columns: 46px 1fr; align-items: center; gap: 12px; border-bottom: 1px solid #d4e0e3; }
.about-principle-grid h3 { margin: 0; color: #27434d; font-size: 15px; font-weight: 500; line-height: 1.5; }

.contact-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; }
.contact-main { min-height: 480px; padding: 52px; display: flex; flex-direction: column; justify-content: end; border-radius: 28px; color: #fff; background: radial-gradient(circle at 80% 15%,rgba(101,216,251,.25),transparent 25%),var(--navy); }
.contact-main .eyebrow { color: #65d8fb; }
.contact-main > p:not(.eyebrow) { max-width: 620px; color: rgba(255,255,255,.68); line-height: 1.9; }
.contact-actions { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 10px; }
.button-ghost.light { color: #fff; }
.contact-info { padding: 36px; display: grid; align-content: center; gap: 0; border: 1px solid var(--line); border-radius: 28px; }
.contact-info div { padding: 22px 0; display: grid; gap: 6px; border-bottom: 1px solid var(--line); }
.contact-info div:last-child { border-bottom: 0; }
.contact-info small { color: #83969f; }
.contact-info strong { font-size: 16px; overflow-wrap: anywhere; }

.license-page { background: #f8faf9; }
.license-hero { width: min(840px,calc(100% - 48px)); min-height: 190px; margin: 0 auto; padding: 48px 0 42px; display: flex; align-items: center; }
.license-hero h1 { margin: 0; color: #17313b; font-size: clamp(25px,2.15vw,31px); font-weight: 500; line-height: 1.25; letter-spacing: -.008em; }
.license-content { padding: 54px 24px 76px; border-top: 1px solid #dfe9ed; background: #eef4f3; }
.license-layout { width: min(840px,100%); margin: 0 auto; padding: 32px; display: grid; grid-template-columns: 270px minmax(0,386px); justify-content: space-between; align-items: start; gap: 52px; border: 1px solid rgba(18,63,77,.08); border-radius: 20px; background: rgba(255,255,255,.8); box-shadow: 0 22px 60px rgba(17,58,70,.07); }
.license-meta { min-height: 100%; padding: 10px 36px 10px 0; border-right: 1px solid #dbe5e3; }
.license-meta h2 { margin: 0 0 36px; color: #17313b; font-size: 20px; font-weight: 500; line-height: 1.55; }
.license-meta div { padding: 19px 0; display: grid; gap: 5px; border-top: 1px solid #d3dfdc; border-bottom: 1px solid #d3dfdc; }
.license-meta small { color: #82959b; font-size: 11px; }
.license-meta strong { color: #29434d; font-size: 15px; font-weight: 600; }
.license-document { display: block; padding: 10px; border: 1px solid rgba(18,63,77,.08); border-radius: 12px; background: #fbfaf5; }
.license-document img { width: 100%; height: auto; display: block; }
.error-state { width: min(720px,calc(100% - 48px)); margin: 80px auto; padding: 44px; text-align: center; border-radius: 22px; background: var(--wash); }

/* Homepage: one brand banner, one AI introduction, then the company footer. */
body { background: #fbfcfa; }
.header-inner { min-height: 78px; }
.brand img { width: 176px; }
.site-nav a { background: transparent; }
.site-nav a:hover, .site-nav a.active { color: var(--cyan-deep); background: transparent; }
.site-nav .nav-cta { border: 1px solid #173b4a; color: #173b4a; background: transparent; }
.site-nav .nav-cta:hover, .site-nav .nav-cta.active { border-color: var(--cyan-deep); color: #fff; background: var(--cyan-deep); }

.home-landing { overflow: hidden; background: linear-gradient(180deg, #f2f7fa 0%, #f8faf9 70%, #eef3f1 100%); }
.home-carousel { position: relative; width: 100%; margin: 0 auto; overflow: hidden; background: #f1f6fb; }
.carousel-stage { position: relative; min-height: 510px; overflow: hidden; }
.home-slide { position: absolute; inset: 0; visibility: hidden; opacity: 0; transition: opacity .65s ease, visibility .65s ease; }
.home-slide.active { z-index: 1; visibility: visible; opacity: 1; }
.home-slide::after { position: absolute; inset: 0; content: ""; background: linear-gradient(90deg, rgba(250,252,253,.98) 0%, rgba(250,252,253,.94) 32%, rgba(250,252,253,.35) 58%, transparent 78%); }
.home-slide > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.home-banner-copy { position: relative; z-index: 1; width: 100%; min-height: 510px; padding: 0 max(24px, calc((100vw - 1180px) / 2)); display: flex; flex-direction: column; justify-content: center; }
main:has(.home-landing) { min-height: 0; }
@media (min-width: 821px) {
  .home-landing, .home-carousel, .carousel-stage, .home-banner-copy { min-height: max(510px, calc(100vh - 320px)); }
}
.brand-kicker { margin: 0 0 24px; color: #54707a; font-size: 12px; font-weight: 600; letter-spacing: .1em; }
.brand-kicker span { padding: 0 8px; color: var(--orange); }
.slide-kicker { margin: 0 0 18px; display: flex; align-items: center; gap: 10px; color: #52717c; font-size: 9px; font-weight: 600; letter-spacing: .14em; }
.slide-kicker span { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid rgba(11,120,158,.3); border-radius: 50%; color: #0b789e; font: 600 9px/1 Georgia, serif; letter-spacing: 0; }
.slide-kicker i { width: 28px; height: 1px; background: linear-gradient(90deg, rgba(11,120,158,.6), rgba(255,116,66,.55)); }
.slide-kicker em { font-style: normal; }
.home-carousel h1 { width: max-content; max-width: 100%; margin: 0; display: inline-flex; flex-direction: column; gap: 8px; color: #102932; font-size: clamp(25px, 2.15vw, 31px); font-weight: 500; line-height: 1.2; letter-spacing: -.008em; }
.home-carousel h1 span { display: block; white-space: nowrap; }
.home-carousel h1 .accent-line { margin-left: 20px; color: #0b6f94; }
.home-banner-copy > p:not(.slide-kicker) { max-width: 480px; margin: 21px 0 0; padding-left: 15px; border-left: 2px solid rgba(255,116,66,.55); color: #526971; font-size: 14px; line-height: 1.85; }
.home-banner-actions { margin-top: 30px; display: flex; align-items: center; gap: 26px; }
.banner-primary { width: auto; min-height: 46px; border-radius: 4px; color: #fff; background: #0c789f; box-shadow: none; }
.banner-primary:hover { background: #075e7e; }
.banner-link { display: inline-flex; align-items: center; gap: 9px; color: #244955; text-decoration: none; font-size: 14px; font-weight: 600; }
.banner-link:hover { color: var(--cyan-deep); }
.carousel-controls { position: absolute; z-index: 4; right: max(24px, calc((100vw - 1180px) / 2)); bottom: 24px; display: flex; align-items: center; gap: 18px; }
.carousel-dots { display: flex; align-items: center; gap: 8px; }
.carousel-dots button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%; background: #a8bac1; transition: width .2s ease, border-radius .2s ease, background .2s ease; }
.carousel-dots button.active { width: 28px; border-radius: 999px; background: #0b789e; }

.home-ai-intro { position: relative; width: min(1120px, calc(100% - 48px)); margin: 0 auto; padding: 82px 0 104px; }
.home-ai-label { margin-bottom: 42px; display: flex; align-items: center; gap: 20px; color: #0b789e; font-size: 11px; font-weight: 600; letter-spacing: .14em; }
.home-ai-label i { width: 72px; height: 1px; background: #9fc7d1; }
.home-ai-content { display: grid; grid-template-columns: .88fr 1.12fr; gap: 100px; align-items: start; }
.home-ai-content h2 { margin: 0; color: #122d37; font-size: clamp(32px, 3.2vw, 44px); font-weight: 500; line-height: 1.38; letter-spacing: -.03em; }
.home-ai-copy { padding-top: 5px; }
.home-ai-copy p { margin: 0 0 20px; color: #5d7179; line-height: 2; }
.home-ai-copy a { margin-top: 10px; display: inline-flex; align-items: center; gap: 10px; color: #0b7197; font-size: 14px; font-weight: 600; text-decoration: none; }

.site-footer { padding: 48px 0 22px; color: #61757d; border-top: 0; background: #eef3f1; }
.footer-inner { width: min(1180px,calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: end; gap: 72px; }
.footer-identity small, .footer-contact small { display: block; color: #72909a; font-size: 10px; font-weight: 700; letter-spacing: .14em; }
.footer-identity strong { margin-top: 15px; display: block; color: #173844; font-size: 19px; font-weight: 600; letter-spacing: .02em; }
.footer-identity p { margin: 9px 0 0; color: #71858c; font-size: 13px; }
.footer-contact { text-align: right; }
.footer-phone { margin-top: 10px; display: block; color: #173844; font-size: 24px; font-weight: 700; letter-spacing: .015em; text-decoration: none; }
.footer-contact p { margin: 8px 0 0; color: #71858c; font-size: 13px; }
.footer-legal { width: min(1180px,calc(100% - 48px)); margin: 34px auto 0; padding-top: 18px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid #d7e1de; font-size: 12px; }
.footer-legal p { margin: 0; }
.footer-legal div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 20px; }
.footer-legal a { color: #70858c; text-decoration: none; }
.footer-legal a:hover { color: #0b789e; }

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: calc(100% + 1px); left: 24px; right: 24px; padding: 14px; display: none; flex-direction: column; align-items: stretch; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 13px 15px; }
  .site-nav .nav-cta { margin: 4px 0 0; text-align: center; }
  .ai-hero-inner { grid-template-columns: 1fr; gap: 60px; }
  .ai-hero-copy { max-width: 760px; }
  .product-mock { width: min(720px,100%); }
  .problem-strip { align-items: flex-start; flex-direction: column; }
  .capability-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .product-section { grid-template-columns: 1fr; gap: 44px; }
  .product-intro { position: static; }
  .workflow-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .workflow-grid article:nth-child(3) { border-left: 0; border-top: 1px solid #d9e5e9; }
  .workflow-grid article:nth-child(4) { border-top: 1px solid #d9e5e9; }
  .carousel-stage { min-height: 480px; }
  .home-banner-copy { width: 66%; min-height: 480px; }
  .home-ai-content { gap: 60px; }
  .about-hero { grid-template-columns: minmax(0,1fr) 250px; gap: 20px; }
  .about-visual { transform: scale(.82); transform-origin: right center; }
  .about-focus-grid article { padding-inline: 24px; }
  .license-layout { width: min(760px,100%); padding: 26px; grid-template-columns: 220px minmax(0,1fr); gap: 32px; }
  .license-meta { padding-right: 26px; }
  .footer-inner { grid-template-columns: minmax(0,1fr) auto; }
  .footer-contact { text-align: left; }
}

@media (min-width: 721px) {
  .home-carousel::after { position: absolute; z-index: 2; right: 0; bottom: 0; left: 0; height: 72px; content: ""; pointer-events: none; background: linear-gradient(transparent, rgba(244,248,249,.82)); }
}

@media (max-width: 720px) {
  .header-inner { width: min(100% - 36px,1180px); min-height: 72px; }
  .brand img { width: 164px; }
  .site-nav { left: 18px; right: 18px; }
  .ai-hero-inner { width: min(100% - 36px,1180px); min-height: 0; padding: 66px 0 72px; gap: 48px; }
  .ai-hero-copy h1 { font-size: clamp(40px,12vw,56px); }
  .hero-lead { font-size: 15px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-notes { gap: 7px; }
  .mock-window { transform: none; border-radius: 18px; }
  .mock-body { min-height: 350px; grid-template-columns: 58px 1fr; }
  .mock-sidebar { padding: 18px 7px; }
  .mock-sidebar span, .mock-sidebar b { padding: 8px 2px; font-size: 8px; }
  .mock-content { padding: 16px; }
  .mock-cards { grid-template-columns: 1fr; }
  .mock-poster { min-height: 180px; }
  .mock-task { display: none; }
  .problem-strip, .section, .cta-section { width: min(100% - 36px,1120px); }
  .problem-strip div { align-items: flex-start; flex-direction: column; gap: 4px; }
  .problem-strip i { transform: rotate(90deg); }
  .section { padding: 72px 0; }
  .section-heading { align-items: flex-start; flex-direction: column; margin-bottom: 32px; }
  .section-heading h2, .product-intro h2, .product-detail-lead h2, .about-story h2, .contact-main h2 { font-size: 29px; }
  .capability-grid, .scenario-grid, .feature-detail-grid, .delivery-grid, .product-detail-lead, .about-story, .contact-layout { grid-template-columns: 1fr; }
  .capability-card { min-height: 280px; }
  .feature-row { grid-template-columns: 74px 1fr; }
  .feature-row b { display: none; }
  .workflow-section, .principles, .principle-banner { width: 100%; border-radius: 0; padding-left: 18px; padding-right: 18px; }
  .workflow-grid { grid-template-columns: 1fr; }
  .workflow-grid article { min-height: 180px; border-left: 0; border-top: 1px solid #d9e5e9; }
  .workflow-grid article:first-child { border-top: 0; }
  .workflow-grid h3 { margin-top: 34px; }
  .cta-section { margin-bottom: 30px; padding: 38px 28px; align-items: flex-start; flex-direction: column; }
  .page-hero { min-height: 390px; padding-top: 70px; padding-bottom: 70px; }
  .page-hero h1 { font-size: 34px; }
  .page-orbit { right: -290px; opacity: .65; }
  .about-hero { width: min(100% - 36px,1120px); min-height: 320px; padding: 44px 0 48px; display: block; }
  .about-hero-copy { max-width: 600px; }
  .about-hero h1 { gap: 6px; font-size: 20px; line-height: 1.24; letter-spacing: 0; }
  .about-hero h1 .accent-line { margin-left: 12px; }
  .about-hero-copy > p:last-child { margin-top: 20px; padding-left: 12px; font-size: 13px; line-height: 1.8; }
  .about-visual { right: -126px; bottom: -108px; position: absolute; opacity: .22; transform: scale(.72); }
  .about-focus { width: min(100% - 36px,1120px); padding: 46px 0 52px; }
  .about-section-head { margin-bottom: 26px; grid-template-columns: 1fr; gap: 14px; }
  .about-section-head h2, .about-principles-head h2 { font-size: 22px; }
  .about-focus-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .about-focus-grid article { min-height: 138px; padding: 21px; }
  .about-focus-grid h3 { margin-top: 24px; }
  .about-principles { padding: 46px 18px 52px; }
  .about-principles-inner { grid-template-columns: 1fr; gap: 24px; }
  .about-principles-head { margin: 0; }
  .about-principle-grid article { min-height: 68px; padding: 14px 2px; }
  .about-principle-grid h3 { margin: 0; font-size: 15px; }
  .license-hero { width: min(100% - 36px,1120px); min-height: 150px; padding: 36px 0 32px; }
  .license-content { padding: 38px 18px 54px; }
  .license-layout { padding: 18px; grid-template-columns: 1fr; gap: 24px; }
  .license-meta { min-height: 0; padding: 4px 0 22px; border-right: 0; border-bottom: 1px solid #dbe5e3; }
  .license-meta h2 { margin-bottom: 22px; font-size: 19px; }
  .license-document { padding: 8px; border-radius: 10px; }
  .feature-detail { min-height: 290px; padding: 28px; }
  .feature-detail h2 { margin-top: 50px; }
  .principle-banner { padding-top: 60px; padding-bottom: 60px; grid-template-columns: 1fr; gap: 30px; }
  .solution-list article { grid-template-columns: 70px 1fr; }
  .delivery-grid article { min-height: 280px; padding: 28px; }
  .delivery-grid h2 { margin-top: 70px; }
  .principle-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .principle-grid article:nth-child(3) { border-left: 0; border-top: 1px solid #dbe6ea; }
  .principle-grid article:nth-child(4) { border-top: 1px solid #dbe6ea; }
  .contact-main { min-height: 440px; padding: 32px 26px; }
  .contact-info { padding: 26px; }
  .site-footer { padding: 32px 0 18px; }
  .footer-inner { width: min(100% - 36px,1180px); grid-template-columns: 1fr; gap: 22px; }
  .footer-identity small, .footer-contact small { font-size: 9px; }
  .footer-identity strong { margin-top: 10px; font-size: 17px; line-height: 1.5; }
  .footer-identity p { margin-top: 5px; font-size: 12px; }
  .footer-contact { padding-top: 20px; text-align: left; border-top: 1px solid #d7e1de; }
  .footer-phone { margin-top: 6px; font-size: 22px; }
  .footer-contact p { margin-top: 5px; font-size: 12px; }
  .footer-legal { width: min(100% - 36px,1180px); margin-top: 22px; padding-top: 14px; align-items: flex-start; flex-direction: column; gap: 10px; font-size: 11px; }
  .footer-legal div { flex-direction: row; justify-content: flex-start; gap: 7px 14px; }
  .home-carousel { width: 100%; margin-top: 0; }
  .carousel-stage { min-height: 520px; }
  .home-slide { display: block; background: #f4f8fa; }
  .home-slide::after { display: block; background: linear-gradient(180deg, rgba(244,248,250,.04) 0%, rgba(244,248,250,.30) 32%, rgba(244,248,250,.92) 62%, #f4f8fa 100%); }
  .home-slide > img { position: absolute; inset: 0; width: 100%; height: 100%; aspect-ratio: auto; object-fit: cover; object-position: 62% center; }
  .home-banner-copy { width: 100%; min-height: 520px; padding: 220px 24px 62px; display: flex; flex-direction: column; justify-content: flex-end; background: transparent; }
  .slide-kicker { margin-bottom: 15px; font-size: 8px; }
  .slide-kicker span { width: 25px; height: 25px; }
  .home-carousel h1 { gap: 7px; font-size: 21px; line-height: 1.22; letter-spacing: -.004em; }
  .home-carousel h1 .accent-line { margin-left: 14px; }
  .home-banner-copy > p:not(.slide-kicker) { margin-top: 18px; padding-left: 12px; font-size: 13px; line-height: 1.8; }
  .home-banner-actions { align-items: stretch; flex-direction: column; gap: 16px; }
  .banner-primary { width: 100%; }
  .banner-link { justify-content: center; }
  .carousel-controls { top: auto; right: 24px; bottom: 22px; left: auto; transform: none; }
  .home-ai-intro { width: min(100% - 36px,1120px); padding: 44px 0 72px; }
  .home-ai-label { margin-bottom: 28px; }
  .home-ai-content { grid-template-columns: 1fr; gap: 28px; }
  .home-ai-content h2 { font-size: 28px; }
  .home-ai-copy p { font-size: 15px; line-height: 1.9; }
}

@media (max-width: 390px) {
  .hero-notes span:last-child { display: none; }
  .capability-grid { grid-template-columns: 1fr; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { border-left: 0; border-top: 1px solid #dbe6ea; }
  .principle-grid article:first-child { border-top: 0; }
}

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