:root {
  --ink: #101828;
  --muted: #5f6b7a;
  --line: #dce3ec;
  --soft: #f2f5f9;
  --paper: #f8fafc;
  --blue: #1464ff;
  --blue-dark: #0a3d9e;
  --navy: #071a3d;
  --cyan: #24c8dd;
  --white: #fff;
  --shell: min(1180px, calc(100vw - 48px));
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 200; padding: 10px 16px; background: var(--ink); color: white; border-radius: 8px; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: 84px; transition: .3s ease; }
.site-header.scrolled { height: 72px; background: rgba(248,250,252,.86); border-bottom: 1px solid rgba(16,24,40,.08); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 19px; font-weight: 750; letter-spacing: .04em; }
.brand img { border-radius: 13px; box-shadow: 0 8px 24px rgba(20,100,255,.18); }
.site-nav { display: flex; align-items: center; gap: 36px; font-size: 14px; color: #344054; }
.site-nav > a:not(.nav-cta) { position: relative; padding-block: 10px; }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; bottom: 4px; width: 100%; height: 1px; background: var(--blue); transform: scaleX(0); transform-origin: right; transition: transform .25s; }
.site-nav > a:not(.nav-cta):hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { padding: 11px 17px; color: white; background: var(--ink); border-radius: 999px; font-weight: 600; }
.nav-cta span { margin-left: 6px; color: #9fc1ff; }
.menu-button { display: none; border: 0; background: transparent; width: 44px; height: 44px; padding: 0; }
.menu-button span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 7px auto; transition: .25s; }

.hero { position: relative; min-height: 860px; padding: 176px 0 40px; overflow: hidden; background-color: var(--paper); background-image: linear-gradient(rgba(26,47,79,.043) 1px, transparent 1px), linear-gradient(90deg, rgba(26,47,79,.043) 1px, transparent 1px); background-size: 48px 48px; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(248,250,252,.4), transparent 45%, rgba(248,250,252,.25)); pointer-events: none; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(3px); pointer-events: none; }
.orb-one { width: 480px; height: 480px; right: -120px; top: 76px; background: radial-gradient(circle, rgba(36,200,221,.15), rgba(36,200,221,0) 68%); }
.orb-two { width: 540px; height: 540px; left: -250px; bottom: -300px; background: radial-gradient(circle, rgba(20,100,255,.12), rgba(20,100,255,0) 70%); }
.hero-grid { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: 52px; align-items: center; }
.eyebrow, .section-number { display: flex; align-items: center; gap: 10px; color: var(--blue); font-size: 11px; font-weight: 750; letter-spacing: .18em; }
.eyebrow i { width: 28px; height: 2px; background: var(--blue); }
.hero h1 { margin: 30px 0 28px; font-size: clamp(58px, 6.4vw, 92px); line-height: .98; letter-spacing: -.06em; font-weight: 770; }
.hero h1 span { display: inline-block; margin-left: .12em; color: var(--blue); position: relative; }
.hero h1 span::after { content: ""; position: absolute; left: 2%; right: 0; bottom: -7px; height: 7px; background: linear-gradient(90deg, var(--blue), var(--cyan)); border-radius: 10px; transform: rotate(-1deg); }
.hero-copy > p { max-width: 500px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 42px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 24px; min-height: 54px; padding: 0 24px; border-radius: 999px; font-size: 14px; font-weight: 650; transition: transform .25s, box-shadow .25s, background .25s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: white; box-shadow: 0 14px 32px rgba(20,100,255,.22); }
.button-primary:hover { background: #0756ed; box-shadow: 0 18px 38px rgba(20,100,255,.3); }
.text-link { color: #344054; font-size: 14px; padding: 14px 0; border-bottom: 1px solid #bdc6d2; }
.text-link span { color: var(--blue); margin-left: 8px; }
.hero-visual { position: relative; min-width: 0; padding: 42px 18px 42px 58px; }
.visual-window { position: relative; padding: 28px; background: rgba(255,255,255,.89); border: 1px solid rgba(20,51,98,.13); border-radius: 28px; box-shadow: 0 40px 100px rgba(22,42,78,.14), 0 4px 12px rgba(22,42,78,.06); backdrop-filter: blur(16px); }
.window-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 24px; border-bottom: 1px solid #e7ebf0; }
.window-brand { display: flex; align-items: center; gap: 9px; color: #344054; font-size: 12px; font-weight: 700; }
.window-brand i { width: 24px; height: 24px; border-radius: 8px; background: linear-gradient(135deg, var(--blue), var(--cyan)); box-shadow: inset 0 0 0 6px rgba(255,255,255,.82); }
.status { padding: 7px 10px; background: #effbf6; color: #1a8b5d; font-size: 9px; font-weight: 800; letter-spacing: .12em; border-radius: 99px; }
.status i { display: inline-block; width: 6px; height: 6px; margin-right: 5px; border-radius: 50%; background: #22b573; box-shadow: 0 0 0 3px rgba(34,181,115,.12); }
.metric-row { display: flex; justify-content: space-between; align-items: end; padding: 30px 4px 16px; }
.metric-row small { display: block; margin-bottom: 8px; color: #8590a0; font-size: 11px; }
.metric-row strong { font-size: clamp(24px,3vw,36px); letter-spacing: -.04em; }
.metric-badge { color: #16845a; background: #e9fbf4; padding: 8px 12px; border-radius: 9px; font-size: 12px; font-weight: 700; }
.trend-chart { display: block; width: 100%; overflow: visible; }
.chart-grid path { stroke: #ebeff4; stroke-width: 1; }
.chart-area { fill: url(#area); }
.chart-line { fill: none; stroke: url(#line); stroke-width: 5; stroke-linecap: round; }
.chart-dot { fill: #24c8dd; stroke: white; stroke-width: 5; filter: drop-shadow(0 3px 6px rgba(36,200,221,.5)); }
.visual-tags { display: flex; gap: 20px; padding: 18px 4px 2px; border-top: 1px solid #edf0f4; color: #667085; font-size: 10px; }
.visual-tags span { display: flex; align-items: center; gap: 6px; }
.visual-tags i { width: 7px; height: 7px; border-radius: 2px; }
.tag-blue { background: var(--blue); }.tag-cyan { background: var(--cyan); }.tag-navy { background: var(--navy); }
.float-card { position: absolute; z-index: 2; display: grid; grid-template-columns: auto 1fr; column-gap: 10px; width: 158px; padding: 16px; background: rgba(255,255,255,.94); border: 1px solid rgba(16,24,40,.09); border-radius: 16px; box-shadow: 0 18px 45px rgba(12,29,58,.15); }
.float-card span { grid-row: span 2; color: var(--blue); font-size: 10px; font-weight: 750; }
.float-card strong { font-size: 12px; }.float-card i { margin-top: 4px; color: #98a2b3; font-style: normal; font-size: 8px; letter-spacing: .12em; }
.card-top { top: 2px; right: -4px; animation: float 5s ease-in-out infinite; }
.card-bottom { bottom: -2px; left: 0; animation: float 5s .7s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)} }
.hero-foot { position: relative; display: flex; align-items: center; justify-content: flex-end; gap: 18px; margin-top: 74px; color: #8490a1; font-size: 11px; letter-spacing: .18em; }
.hero-foot i { width: 34px; height: 1px; background: #c8d0db; }

.section { padding: 128px 0; }
.section-head { display: grid; grid-template-columns: 1.1fr .7fr; gap: 100px; align-items: end; margin-bottom: 64px; }
.section-head h2, .approach h2, .contact h2 { margin: 20px 0 0; font-size: clamp(40px,5vw,66px); line-height: 1.12; letter-spacing: -.055em; }
.section-head > p { margin: 0 0 7px; color: var(--muted); font-size: 16px; line-height: 1.9; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card { position: relative; min-height: 440px; padding: 34px; overflow: hidden; background: white; border: 1px solid #e3e8ef; border-radius: var(--radius); transition: .35s ease; }
.service-card:hover { transform: translateY(-8px); border-color: rgba(20,100,255,.22); box-shadow: 0 24px 60px rgba(24,44,80,.1); }
.service-card.featured { color: white; background: var(--blue); border-color: var(--blue); box-shadow: 0 22px 60px rgba(20,100,255,.24); }
.service-card.featured::before { content: ""; position: absolute; width: 270px; height: 270px; right: -100px; top: -110px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; box-shadow: 0 0 0 40px rgba(255,255,255,.035), 0 0 0 80px rgba(255,255,255,.025); }
.card-index { position: absolute; right: 30px; top: 32px; color: #98a2b3; font-size: 11px; font-weight: 700; }
.featured .card-index { color: rgba(255,255,255,.6); }
.service-icon { position: relative; width: 58px; height: 58px; margin-bottom: 74px; border-radius: 17px; background: #edf3ff; }
.featured .service-icon { background: rgba(255,255,255,.14); }
.icon-product span { position: absolute; width: 14px; height: 14px; border: 2px solid var(--blue); border-radius: 4px; }
.icon-product span:nth-child(1){left:13px;top:13px}.icon-product span:nth-child(2){right:13px;top:13px}.icon-product span:nth-child(3){left:22px;bottom:11px}
.icon-system span { position:absolute; width:10px;height:10px;border-radius:50%;background:white;box-shadow:0 0 0 3px rgba(255,255,255,.18)}
.icon-system span:nth-child(1){left:11px;top:11px}.icon-system span:nth-child(2){right:11px;top:11px}.icon-system span:nth-child(3){left:11px;bottom:11px}.icon-system span:nth-child(4){right:11px;bottom:11px}
.icon-system::after { content:""; position:absolute; inset:16px; border:1px solid rgba(255,255,255,.4); transform:rotate(45deg); }
.icon-growth span { position:absolute; bottom:12px; width:7px; background:var(--blue); border-radius:4px 4px 2px 2px; }
.icon-growth span:nth-child(1){height:14px;left:13px}.icon-growth span:nth-child(2){height:23px;left:25px}.icon-growth span:nth-child(3){height:34px;left:37px;background:var(--cyan)}
.service-card h3 { margin: 0 0 16px; font-size: 23px; letter-spacing: -.03em; }
.service-card p { margin: 0; color: #667085; font-size: 14px; line-height: 1.85; }
.featured p { color: rgba(255,255,255,.75); }
.service-card ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 28px 0 0; }
.service-card li { padding: 7px 10px; color: #4f5d70; background: #f2f5f9; border-radius: 99px; font-size: 10px; }
.featured li { color: rgba(255,255,255,.82); background: rgba(255,255,255,.12); }

.approach { color: white; background: var(--navy); position: relative; overflow: hidden; }
.approach::before { content:""; position:absolute; width:700px;height:700px;left:-350px;bottom:-400px;border-radius:50%;background:radial-gradient(circle,rgba(20,100,255,.35),transparent 66%); }
.approach-grid { position: relative; display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; }
.section-number.light { color: #65d9e8; }
.approach-copy p { max-width: 430px; margin: 28px 0 38px; color: #9ba9be; font-size: 15px; line-height: 1.9; }
.button-light { color: var(--navy); background: white; }
.steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(255,255,255,.15); }
.steps li { display: grid; grid-template-columns: 54px 1fr; gap: 16px; padding: 28px 0; border-bottom: 1px solid rgba(255,255,255,.15); transition: padding .25s, background .25s; }
.steps li:hover { padding-left: 16px; background: linear-gradient(90deg,rgba(20,100,255,.16),transparent); }
.steps > li > span { padding-top: 4px; color: #63d7e7; font-size: 11px; font-weight: 700; }
.steps h3 { margin: 0 0 8px; font-size: 20px; }.steps p { margin: 0; color: #91a0b5; font-size: 13px; }

.beliefs { background: white; }
.section-head.compact { align-items: center; }
.belief-list { border-top: 1px solid var(--line); }
.belief-list article { display: grid; grid-template-columns: 80px .65fr 1fr; gap: 48px; align-items: center; padding: 38px 0; border-bottom: 1px solid var(--line); }
.belief-list article > span { color: var(--blue); font-size: 11px; font-weight: 750; }
.belief-list h3 { margin: 0; font-size: 25px; letter-spacing: -.03em; }.belief-list p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }

.contact { padding: 110px 0; color: white; background: var(--blue); position: relative; overflow: hidden; }
.contact::after { content:""; position:absolute; right:-100px;top:-290px;width:690px;height:690px;border:1px solid rgba(255,255,255,.15);border-radius:50%;box-shadow:0 0 0 80px rgba(255,255,255,.03),0 0 0 160px rgba(255,255,255,.02); }
.contact-inner { position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:80px;align-items:end; }
.contact h2 { font-size: clamp(42px,5vw,68px); }.contact h2 span { color: #a9edff; }
.contact-action { position:relative;display:flex;flex-direction:column;min-width:310px;padding:18px 62px 18px 0;border-bottom:1px solid rgba(255,255,255,.5); }
.contact-action span { margin-bottom:9px;color:rgba(255,255,255,.68);font-size:11px; }.contact-action strong { font-size:18px; }
.contact-action small { margin-top:7px;color:rgba(255,255,255,.65);font-size:10px; }
.contact-action i { position:absolute;right:0;bottom:22px;width:42px;height:42px;display:grid;place-items:center;background:white;color:var(--blue);font-style:normal;border-radius:50%; }

.site-footer { color: #a2adbd; background: #071226; }
.footer-top { display:flex;align-items:center;gap:50px;padding:54px 0;border-bottom:1px solid rgba(255,255,255,.09); }
.footer-brand { color:white; }.footer-brand img { width:38px;height:38px;border-radius:11px; }.footer-top p { margin:0;font-size:13px; }.back-top { margin-left:auto;color:white;font-size:12px; }
.footer-bottom { display:flex;justify-content:space-between;padding:22px 0 30px;font-size:10px;letter-spacing:.06em; }.footer-bottom b { font-weight:inherit; }
.footer-records { display:flex;align-items:center;gap:20px; }.footer-records a { transition:color .2s; }.footer-records a:hover { color:white; }

.reveal { opacity:0; transform:translateY(24px); transition:opacity .7s ease,transform .7s ease; }.reveal.is-visible { opacity:1; transform:none; }
.service-grid .reveal:nth-child(2),.belief-list .reveal:nth-child(2){transition-delay:.1s}.service-grid .reveal:nth-child(3),.belief-list .reveal:nth-child(3){transition-delay:.2s}

.error-page { min-height:100vh;display:grid;place-items:center;background-image:linear-gradient(rgba(26,47,79,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(26,47,79,.045) 1px,transparent 1px);background-size:48px 48px; }
.error-page main { text-align:center;padding:40px; }.error-page img { margin:0 auto 26px; }.error-page span { color:var(--blue);font-size:12px;letter-spacing:.2em;font-weight:750; }.error-page h1 { margin:12px 0;font-size:48px;letter-spacing:-.05em; }.error-page p { color:var(--muted);margin:0 0 28px; }

@media (max-width: 980px) {
  .hero { min-height:auto;padding-top:150px; }.hero-grid { grid-template-columns:1fr; }.hero-copy { max-width:660px; }.hero-visual { width:min(680px,100%);margin:30px auto 0; }.section-head { gap:48px; }.service-card { padding:26px; }.approach-grid { gap:60px; }.contact-inner { grid-template-columns:1fr; }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 32px, 1180px); --radius:22px; }
  html { scroll-padding-top:72px; }
  .site-header { height:72px; }.brand img { width:38px;height:38px;border-radius:11px; }.brand { font-size:17px; }
  .menu-button { display:block;position:relative;z-index:3; }.menu-open .menu-button span:first-child { transform:translateY(4.5px) rotate(45deg); }.menu-open .menu-button span:last-child { transform:translateY(-4.5px) rotate(-45deg); }
  .site-nav { position:fixed;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:stretch;gap:0;padding:90px 28px 40px;background:rgba(248,250,252,.98);visibility:hidden;opacity:0;transform:translateY(-12px);transition:.25s; }
  .menu-open .site-nav { visibility:visible;opacity:1;transform:none; }.site-nav > a:not(.nav-cta){padding:19px 4px;border-bottom:1px solid var(--line);font-size:22px;font-weight:650;}.site-nav > a:not(.nav-cta)::after{display:none}.nav-cta{margin-top:26px;text-align:center;padding:16px;font-size:16px;}
  .hero { padding:126px 0 30px;background-size:34px 34px; }.hero h1 { font-size:clamp(52px,17vw,74px);margin:24px 0; }.hero-copy > p { font-size:15px;line-height:1.8; }.hero-actions{align-items:flex-start;flex-direction:column;gap:14px;margin-top:32px}.button{width:100%}.text-link{margin-left:5px}.hero-visual{padding:36px 0 32px}.visual-window{padding:18px;border-radius:20px}.metric-row{padding:22px 0 12px}.visual-tags{gap:10px;justify-content:space-between}.float-card{display:none}.hero-foot{justify-content:flex-start;margin-top:25px;gap:9px;overflow:hidden}.hero-foot i{width:18px;flex:0 0 18px}
  .section { padding:86px 0; }.section-head{grid-template-columns:1fr;gap:26px;margin-bottom:40px}.section-head h2,.approach h2,.contact h2{font-size:clamp(38px,12vw,54px)}.section-head > p{font-size:14px}.service-grid{grid-template-columns:1fr}.service-card{min-height:360px}.service-icon{margin-bottom:54px}
  .approach-grid{grid-template-columns:1fr;gap:54px}.steps li{grid-template-columns:42px 1fr}.belief-list article{grid-template-columns:36px 1fr;gap:16px;padding:28px 0}.belief-list article p{grid-column:2}.contact{padding:86px 0}.contact-inner{gap:48px}.contact-action{min-width:0;width:100%}.footer-top{align-items:flex-start;flex-wrap:wrap;gap:20px;padding:42px 0}.footer-top p{width:100%;order:3}.back-top{margin-left:auto}.footer-bottom{gap:16px;flex-direction:column}.footer-records{align-items:flex-start;gap:10px;flex-direction:column}.error-page h1{font-size:40px}
}

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