:root {
  --ink: #102235;
  --ink-soft: #536273;
  --navy: #081c2f;
  --navy-2: #0e2a43;
  --teal: #18a889;
  --teal-light: #dff8f1;
  --sand: #f4b963;
  --paper: #f7f9fb;
  --white: #fff;
  --line: #dfe6ec;
  --shadow: 0 24px 70px rgba(8, 28, 47, .12);
  --radius: 22px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; }
.container { width: min(calc(100% - 40px), var(--container)); margin: 0 auto; }
.skip-link { position: fixed; top: -80px; left: 20px; z-index: 200; padding: 10px 16px; background: var(--white); }
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(223, 230, 236, .9);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(18px);
}
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -.03em; }
.brand img { width: 42px; height: 42px; }
.brand small { display: block; color: var(--ink-soft); font-size: 10px; font-weight: 600; letter-spacing: .16em; }
.site-nav { display: flex; align-items: center; gap: 30px; font-size: 15px; font-weight: 650; }
.site-nav > a { position: relative; padding: 26px 0 24px; }
.site-nav > a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 19px; height: 2px; background: var(--teal); transition: right .2s; }
.site-nav > a:hover::after, .site-nav > a[aria-current="page"]::after { right: 0; }
.nav-cta { padding: 11px 18px !important; color: var(--white); background: var(--navy); border-radius: 999px; }
.nav-cta::after { display: none; }
.menu-toggle { display: none; border: 0; background: transparent; color: var(--ink); font-size: 22px; line-height: 1; white-space: nowrap; }

.eyebrow { margin: 0 0 16px; color: var(--teal); font-size: 13px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.display { margin: 0; font-size: clamp(44px, 6.4vw, 80px); line-height: 1.08; letter-spacing: -.055em; }
.title { margin: 0; font-size: clamp(32px, 4.5vw, 54px); line-height: 1.16; letter-spacing: -.045em; }
.subtitle { max-width: 680px; margin: 20px 0 0; color: var(--ink-soft); font-size: clamp(17px, 2vw, 20px); }
.section { padding: 100px 0; }
.section-sm { padding: 68px 0; }
.section-dark { color: var(--white); background: var(--navy); }
.section-tint { background: var(--paper); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 44px; }
.section-heading p { max-width: 530px; margin: 0; color: var(--ink-soft); }
.section-dark .section-heading p { color: #b5c7d5; }

.hero { position: relative; overflow: hidden; padding: 90px 0 112px; color: var(--white); background: var(--navy); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to bottom, black, transparent 85%); }
.hero::after { content: ""; position: absolute; width: 580px; height: 580px; right: -180px; top: -220px; border: 1px solid rgba(66, 211, 178, .34); border-radius: 50%; box-shadow: 0 0 0 80px rgba(66,211,178,.04), 0 0 0 160px rgba(66,211,178,.025); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.1fr .72fr; align-items: center; gap: 80px; }
.hero .display em { color: #7ee7cf; font-style: normal; }
.hero-lead { max-width: 700px; margin: 26px 0 0; color: #c4d3df; font-size: 19px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px; font-weight: 750; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,0,0,.15); }
.button-primary { color: var(--navy); background: var(--teal-light); }
.button-dark { color: var(--white); background: var(--navy); }
.button-outline { color: var(--white); border-color: rgba(255,255,255,.35); }
.button-light { color: var(--navy); background: var(--white); }
.hero-panel { position: relative; min-height: 390px; padding: 30px; border: 1px solid rgba(255,255,255,.15); border-radius: 32px; background: linear-gradient(145deg, rgba(255,255,255,.11), rgba(255,255,255,.035)); box-shadow: 0 30px 100px rgba(0,0,0,.28); }
.panel-label { color: #8ca6b9; font-size: 12px; font-weight: 800; letter-spacing: .16em; }
.orbit { position: relative; height: 270px; margin-top: 20px; }
.orbit-core { position: absolute; inset: 70px 85px; display: grid; place-items: center; text-align: center; border: 1px solid rgba(66,211,178,.7); border-radius: 50%; background: rgba(66,211,178,.12); }
.orbit-core strong { font-size: 28px; }
.orbit-item { position: absolute; min-width: 105px; padding: 10px 14px; text-align: center; border: 1px solid rgba(255,255,255,.14); border-radius: 12px; color: #d4e0e8; background: rgba(8,28,47,.72); font-size: 12px; }
.orbit-item:nth-child(2) { top: 0; left: 50%; transform: translateX(-50%); }
.orbit-item:nth-child(3) { top: 95px; right: 0; }
.orbit-item:nth-child(4) { bottom: 0; left: 50%; transform: translateX(-50%); }
.orbit-item:nth-child(5) { top: 95px; left: 0; }

.trust-bar { border-bottom: 1px solid var(--line); background: var(--white); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { padding: 25px 24px; border-right: 1px solid var(--line); }
.trust-item:first-child { border-left: 1px solid var(--line); }
.trust-item strong { display: block; font-size: 16px; }
.trust-item span { color: var(--ink-soft); font-size: 12px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card { padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); transition: transform .22s, border-color .22s, box-shadow .22s; }
a.card:hover { transform: translateY(-5px); border-color: #9eddd0; box-shadow: var(--shadow); }
.card-kicker { color: var(--teal); font-size: 12px; font-weight: 800; letter-spacing: .14em; }
.card h3 { margin: 12px 0 8px; font-size: 23px; line-height: 1.35; }
.card p { margin: 0; color: var(--ink-soft); }
.card-link { display: inline-flex; margin-top: 22px; color: var(--teal); font-weight: 750; }
.icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 15px; color: var(--navy); background: var(--teal-light); font-size: 20px; font-weight: 850; }
.service-card { min-height: 300px; display: flex; flex-direction: column; }
.service-card .card-link { margin-top: auto; padding-top: 22px; }
.feature-card { background: linear-gradient(145deg, #0d2942, #0a2034); border-color: rgba(255,255,255,.1); }
.feature-card p { color: #b8c9d6; }
.feature-card .card-kicker { color: #68dfc3; }

.process { counter-reset: step; }
.process-item { position: relative; padding: 28px 24px 28px 70px; border-top: 1px solid rgba(255,255,255,.16); }
.process-item::before { counter-increment: step; content: "0" counter(step); position: absolute; left: 0; top: 22px; color: #68dfc3; font-size: 26px; font-weight: 800; }
.process-item h3 { margin: 0 0 5px; }
.process-item p { margin: 0; color: #aebfcb; }

.page-hero { padding: 70px 0 74px; background: linear-gradient(180deg, #f3f8fa, #fff); border-bottom: 1px solid var(--line); }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; color: var(--ink-soft); font-size: 13px; }
.breadcrumbs span { color: #9aa8b4; }
.page-hero .title { max-width: 850px; }
.page-lead { max-width: 760px; margin: 20px 0 0; color: var(--ink-soft); font-size: 19px; }
.metric-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 42px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: var(--line); }
.metric { padding: 22px; background: var(--white); }
.metric strong { display: block; font-size: 24px; }
.metric span { color: var(--ink-soft); font-size: 13px; }
.prose { max-width: 800px; }
.prose h2 { margin: 56px 0 16px; font-size: 32px; letter-spacing: -.03em; }
.prose h3 { margin: 34px 0 12px; font-size: 22px; }
.prose p, .prose li { color: var(--ink-soft); }
.prose ul { padding-left: 20px; }
.aside-note { padding: 24px; border-left: 4px solid var(--teal); background: var(--teal-light); border-radius: 0 16px 16px 0; }
.list-clean { padding: 0; margin: 0; list-style: none; }
.list-clean li { padding: 13px 0; border-bottom: 1px solid var(--line); }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.tag { padding: 7px 12px; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 999px; background: var(--white); font-size: 13px; }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 70px; align-items: start; }
.detail-aside { position: sticky; top: 110px; padding: 28px; border-radius: var(--radius); color: var(--white); background: var(--navy); }
.detail-aside h3 { margin-top: 0; }
.detail-aside p { color: #b8c9d5; }

.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 24px; }
.contact-card { padding: 28px; border-radius: var(--radius); background: var(--paper); }
.contact-card strong { display: block; margin-bottom: 5px; }
.contact-card a { color: var(--teal); font-weight: 750; overflow-wrap: anywhere; }
.contact-panel { padding: 44px; border-radius: 28px; color: var(--white); background: var(--navy); }
.contact-panel h2 { margin: 0 0 12px; font-size: 36px; }
.contact-panel p { color: #b8c9d5; }

.cta { position: relative; overflow: hidden; padding: 70px; border-radius: 32px; color: var(--white); background: var(--navy); }
.cta::after { content: ""; position: absolute; width: 360px; height: 360px; right: -130px; top: -170px; border: 70px solid rgba(66,211,178,.1); border-radius: 50%; }
.cta-content { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 50px; }
.cta h2 { max-width: 650px; margin: 0; font-size: clamp(30px, 4vw, 48px); line-height: 1.2; letter-spacing: -.04em; }

.site-footer { padding: 66px 0 28px; color: #b6c4ce; background: #061521; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .7fr .9fr; gap: 50px; }
.footer-brand { color: var(--white); font-size: 20px; font-weight: 800; }
.footer-copy { max-width: 360px; margin-top: 14px; }
.footer-title { margin-bottom: 16px; color: var(--white); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.footer-links { display: grid; gap: 10px; font-size: 14px; }
.footer-links a:hover { color: #68dfc3; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 52px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12px; }

[data-reveal] { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 900px) {
  .menu-toggle { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; }
  .site-nav { position: absolute; display: none; left: 20px; right: 20px; top: 68px; padding: 18px; align-items: stretch; gap: 0; border: 1px solid var(--line); border-radius: 18px; background: var(--white); box-shadow: var(--shadow); }
  .site-nav[data-open="true"] { display: grid; }
  .site-nav > a { padding: 12px 10px; }
  .site-nav > a::after { display: none; }
  .nav-cta { margin-top: 8px; text-align: center; }
  .hero-grid, .detail-layout, .contact-grid { grid-template-columns: 1fr; }
  .hero-panel { max-width: 580px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .detail-aside { position: static; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-content { display: block; }
  .cta .actions { margin-top: 28px; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .header-inner { min-height: 66px; }
  .brand img { width: 36px; height: 36px; }
  .hero { padding: 64px 0 72px; }
  .hero-grid { gap: 46px; }
  .hero-panel { min-height: 335px; padding: 22px; }
  .orbit { height: 235px; }
  .orbit-core { inset: 62px 66px; }
  .orbit-item { min-width: 88px; padding: 8px; font-size: 11px; }
  .orbit-item:nth-child(3), .orbit-item:nth-child(5) { top: 82px; }
  .trust-grid, .grid-2, .grid-3, .grid-4, .metric-strip { grid-template-columns: 1fr; }
  .trust-item, .trust-item:first-child { border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .section { padding: 70px 0; }
  .section-sm { padding: 52px 0; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 14px; }
  .page-hero { padding: 50px 0 54px; }
  .card { padding: 25px; }
  .cta { padding: 42px 26px; }
  .contact-panel { padding: 30px; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { display: block; }
  .footer-bottom p { margin: 8px 0; }
}