:root {
  --ink: #07110f;
  --ink-soft: #14211d;
  --paper: #f3f1eb;
  --white: #ffffff;
  --lime: #c9ff3d;
  --coral: #ff5e4d;
  --mint: #d9eee5;
  --muted: #66706c;
  --line: #c9cec9;
  --max: 1440px;
  --pad: 64px;
  --font: "Manrope", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-data: "DM Sans", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font-family: var(--font); -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { color: inherit; font: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--coral); outline-offset: 4px; }
::selection { color: var(--ink); background: var(--lime); }
main > section[id] { scroll-margin-top: 76px; }

.section-shell { width: min(100%, var(--max)); margin-inline: auto; padding-inline: var(--pad); }
.section-pad { padding-top: 140px; padding-bottom: 140px; }
.section-label { margin: 0 0 34px; color: #52615b; font: 700 11px/1 var(--font-data); letter-spacing: 0; }
.section-label.light { color: #9fb5ad; }
h2 { margin: 0; max-width: 900px; font-size: 60px; line-height: 1.04; letter-spacing: 0; font-weight: 600; }

.site-header { position: fixed; z-index: 100; top: 0; right: 0; left: 0; height: 84px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 var(--pad); color: var(--white); border-bottom: 1px solid rgba(255,255,255,.22); transition: height .25s ease, color .25s ease, background .25s ease, border-color .25s ease; }
.site-header.is-scrolled { height: 70px; color: var(--ink); background: rgba(243,241,235,.94); border-color: rgba(7,17,15,.16); backdrop-filter: blur(16px); }
.wordmark { display: inline-flex; width: max-content; align-items: center; gap: 9px; font: 700 23px/1 var(--font); }
.wordmark > span:last-child > span { color: var(--lime); }
.site-header.is-scrolled .wordmark > span:last-child > span, .footer-wordmark > span:last-child > span { color: #5b7f00; }
.wordmark-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--coral); }
.desktop-nav { display: flex; align-items: center; gap: 32px; font-size: 12px; font-weight: 600; }
.desktop-nav a { padding: 9px 0; border-bottom: 1px solid transparent; }
.desktop-nav a:hover { border-color: currentColor; }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 18px; }
.language-toggle { padding: 8px 0; color: inherit; border: 0; border-bottom: 1px solid currentColor; background: transparent; font-size: 11px; cursor: pointer; }
.header-cta { display: inline-flex; align-items: center; gap: 22px; padding: 11px 13px 11px 16px; color: var(--ink); background: var(--lime); font-size: 11px; font-weight: 700; }
.header-cta b { font-size: 16px; }
.menu-toggle, .mobile-menu { display: none; }

.hero { position: relative; min-height: 92svh; overflow: hidden; color: var(--white); background: var(--ink); }
.hero-media, .hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-media { object-fit: cover; object-position: center; filter: saturate(.65) contrast(1.08); }
.hero-shade { background: linear-gradient(90deg, rgba(3,9,8,.96) 0%, rgba(3,9,8,.79) 45%, rgba(3,9,8,.35) 75%, rgba(3,9,8,.62) 100%), linear-gradient(0deg, rgba(3,9,8,.8), transparent 54%); }
.hero-content { position: relative; z-index: 1; min-height: 92svh; display: grid; grid-template-rows: auto 1fr auto; padding-top: 118px; padding-bottom: 35px; }
.hero-topline { display: flex; justify-content: space-between; color: #c9d4d0; font: 600 10px/1 var(--font-data); }
.hero-copy { align-self: center; max-width: 950px; padding: 50px 0 34px; }
.hero-kicker { margin: 0 0 15px; color: var(--lime); font: 700 11px/1 var(--font-data); }
.hero h1 { margin: 0; color: var(--white); font-size: 112px; line-height: .9; font-weight: 700; letter-spacing: 0; }
.hero h1::first-letter { color: var(--coral); }
.hero-statement { margin: 30px 0 0; color: #e6ece8; font-size: 39px; line-height: 1.1; font-weight: 500; letter-spacing: 0; }
.hero-bottom { display: flex; align-items: flex-end; gap: 55px; margin-top: 36px; }
.hero-bottom > p { max-width: 500px; margin: 0; color: #bdc9c4; font-size: 14px; line-height: 1.75; }
.button { display: inline-flex; min-width: 230px; align-items: center; justify-content: space-between; gap: 28px; padding: 15px 17px; font-size: 12px; font-weight: 700; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-3px); }
.button-accent { color: var(--ink); background: var(--lime); }
.button-accent:hover { background: var(--white); }
.hero-credentials { display: grid; grid-template-columns: repeat(3, 1fr); width: min(620px, 100%); border-top: 1px solid rgba(255,255,255,.34); }
.hero-credentials div { display: flex; align-items: baseline; gap: 13px; padding: 18px 18px 0 0; }
.hero-credentials div + div { padding-left: 18px; border-left: 1px solid rgba(255,255,255,.34); }
.hero-credentials strong { color: var(--lime); font: 700 20px/1 var(--font-data); }
.hero-credentials span { color: #bdc8c4; font-size: 10px; }

.positioning-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; align-items: start; }
.positioning-copy { padding-top: 8px; }
.positioning-copy p { margin: 0 0 22px; color: #56605c; font-size: 16px; line-height: 1.8; }
.positioning-copy p:last-child { color: var(--ink); font-weight: 600; }
.operating-line { display: flex; align-items: center; gap: 20px; margin-top: 100px; padding: 28px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font: 700 11px/1 var(--font-data); }
.operating-line i { height: 1px; flex: 1; background: var(--line); }
.operating-line i::after { content: ">"; position: relative; top: -8px; float: right; color: #8a938f; font-style: normal; }

.services { color: var(--white); background: var(--ink); }
.services .section-label { color: #91a39c; }
.section-intro { margin-bottom: 90px; }
.service-list { border-top: 1px solid #405049; }
.service-row { display: grid; grid-template-columns: 150px 1fr .85fr; gap: 38px; padding: 48px 0; border-bottom: 1px solid #405049; transition: padding .25s ease, background .25s ease; }
.service-row:hover { padding-right: 24px; padding-left: 24px; background: var(--ink-soft); }
.service-code { display: flex; flex-direction: column; justify-content: space-between; min-height: 128px; }
.service-code span { color: #7e8f88; font: 600 10px var(--font-data); }
.service-code strong { color: var(--lime); font: 600 40px var(--font-data); }
.service-title h3 { margin: 0 0 15px; font-size: 30px; letter-spacing: 0; }
.service-title p { max-width: 480px; margin: 0; color: #9fb0a9; font-size: 14px; line-height: 1.7; }
.service-row ul { margin: 0; padding: 0; list-style: none; }
.service-row li { padding: 12px 0; border-bottom: 1px solid #33423c; color: #c2cec9; font-size: 12px; }
.service-row li::before { content: "+"; display: inline-block; width: 24px; color: var(--coral); }

.metrics { color: var(--ink); background: var(--lime); }
.metrics-grid { display: grid; grid-template-columns: repeat(3, 1fr) .75fr; min-height: 255px; padding-top: 50px; padding-bottom: 50px; }
.metric { display: flex; flex-direction: column; justify-content: space-between; padding-right: 28px; }
.metric + .metric, .metric-note { padding-left: 28px; border-left: 1px solid rgba(7,17,15,.28); }
.metric strong { font: 600 58px/1 var(--font-data); letter-spacing: 0; }
.metric p { max-width: 145px; margin: 28px 0 0; font-size: 11px; line-height: 1.5; }
.metric-note { display: flex; align-items: flex-end; }
.metric-note span { font-size: 12px; line-height: 1.6; }

.section-intro.split { display: grid; grid-template-columns: 1fr .6fr; gap: 100px; align-items: end; }
.section-intro.split > p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.steps { border-top: 1px solid var(--line); }
.step { border-bottom: 1px solid var(--line); }
.step button { width: 100%; display: grid; grid-template-columns: 100px 1fr auto; align-items: center; padding: 28px 0; border: 0; background: transparent; cursor: pointer; text-align: left; }
.step button span { color: #7e8783; font: 600 11px var(--font-data); }
.step button b { font-size: 25px; font-weight: 600; }
.step button i { font-size: 26px; font-style: normal; font-weight: 400; transition: transform .25s ease; }
.step-detail { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s ease; }
.step-detail > p { overflow: hidden; max-width: 620px; margin: 0 0 0 100px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.step.is-active .step-detail { grid-template-rows: 1fr; }
.step.is-active .step-detail > p { margin-bottom: 30px; }
.step.is-active button b { color: #417100; }
.step.is-active button i { transform: rotate(45deg); }

.results { color: var(--white); background: #10221c; }
.results-heading { margin-bottom: 80px; }
.result-feature { display: grid; grid-template-columns: 1.15fr .85fr; min-height: 520px; }
.result-image { overflow: hidden; background: #dce3df; }
.result-image img { width: 100%; height: 100%; object-fit: cover; }
.result-copy { display: flex; flex-direction: column; padding: 50px; color: var(--ink); background: var(--white); }
.result-kicker { margin: 0 0 55px; color: #6d7874; font: 700 10px var(--font-data); }
.result-copy h3 { margin: 0; font-size: 45px; line-height: 1.08; letter-spacing: 0; }
.result-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: auto; }
.result-stats div { padding-top: 14px; border-top: 1px solid var(--line); }
.result-stats strong { display: block; color: #4d7900; font: 600 20px var(--font-data); }
.result-stats span { color: #727b77; font-size: 9px; }
.fine-print { margin: 34px 0 0; color: #8d9692; font-size: 9px; line-height: 1.6; }
.result-band { display: grid; grid-template-columns: 1fr 1fr; margin-top: 22px; color: var(--ink); background: var(--coral); }
.result-band > div { padding: 32px 38px; }
.result-band > div + div { border-left: 1px solid rgba(7,17,15,.35); }
.result-band span { display: block; margin-bottom: 12px; font: 700 10px var(--font-data); }
.result-band strong { display: block; font: 600 44px/1 var(--font-data); }
.result-band p { margin: 8px 0 0; font-size: 11px; }

.network { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; align-items: center; }
.network-copy h2 { font-size: 48px; }
.network-copy > p:not(.section-label) { margin: 35px 0 0; color: var(--muted); font-size: 14px; line-height: 1.85; }
.network-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 35px; }
.network-tags span { padding: 9px 12px; border: 1px solid #aab1ad; font: 600 9px var(--font-data); }
.network-visual { position: relative; margin: 0; padding: 25px; overflow: hidden; background: #11132b; }
.network-visual img { width: 100%; }
.network-visual figcaption { position: absolute; right: 18px; bottom: 13px; color: #b5b8cf; font: 600 9px var(--font-data); }

.faq { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; border-top: 1px solid var(--line); }
.faq-heading h2 { font-size: 48px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item button { width: 100%; display: flex; justify-content: space-between; gap: 20px; padding: 26px 0; border: 0; background: transparent; cursor: pointer; text-align: left; font-size: 17px; font-weight: 600; }
.faq-item button i { font-size: 22px; font-style: normal; transition: transform .25s ease; }
.faq-item > div { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.faq-item p { overflow: hidden; max-width: 680px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.faq-item.is-open > div { grid-template-rows: 1fr; }
.faq-item.is-open p { margin-bottom: 25px; }
.faq-item.is-open button i { transform: rotate(45deg); }

.contact { padding-bottom: 64px; }
.contact-panel { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; align-items: end; padding: 80px; color: var(--white); background: var(--ink); }
.contact-copy h2 { max-width: 770px; }
.contact-copy > p:not(.section-label) { max-width: 600px; margin: 32px 0 0; color: #aebbb6; font-size: 14px; line-height: 1.8; }
.contact-action { min-width: 0; }
.contact-action a { display: flex; justify-content: space-between; gap: 24px; padding: 19px 0; border-top: 1px solid #53615c; border-bottom: 1px solid #53615c; color: var(--lime); font: 600 18px var(--font-data); overflow-wrap: anywhere; }
.contact-action small { display: block; margin-top: 12px; color: #7f8d87; font-size: 10px; }

.site-footer { display: grid; grid-template-columns: 1fr 1fr; gap: 35px; align-items: end; padding-top: 10px; padding-bottom: 36px; }
.footer-wordmark { color: var(--ink); }
.site-footer > p { justify-self: end; margin: 0; color: var(--muted); font-size: 11px; }
.site-footer > div { grid-column: 1 / -1; display: flex; justify-content: space-between; padding-top: 28px; border-top: 1px solid var(--line); color: #7b8480; font: 600 9px var(--font-data); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  :root { --pad: 34px; }
  .desktop-nav, .header-cta { display: none; }
  .site-header { grid-template-columns: 1fr auto; }
  .menu-toggle { display: grid; width: 38px; height: 38px; place-content: center; gap: 7px; padding: 0; border: 0; background: transparent; cursor: pointer; }
  .menu-toggle span { display: block; width: 23px; height: 1px; background: currentColor; transition: transform .25s ease; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .mobile-menu { position: fixed; inset: 70px 0 auto; z-index: 99; display: grid; padding: 20px var(--pad) 35px; color: var(--ink); background: var(--paper); visibility: hidden; transform: translateY(-120%); transition: transform .3s ease, visibility .3s ease; }
  .mobile-menu.is-open { visibility: visible; transform: none; }
  .mobile-menu a { padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 19px; }
  .hero h1 { font-size: 88px; }
  .positioning-grid, .result-feature { grid-template-columns: 1fr; }
  .positioning-copy { max-width: 680px; }
  .service-row { grid-template-columns: 120px 1fr 1fr; }
  .metrics-grid { grid-template-columns: repeat(3, 1fr); }
  .metric-note { display: none; }
  .result-image { min-height: 420px; }
  .network, .faq { grid-template-columns: 1fr; gap: 60px; }
  .network-copy { max-width: 720px; }
  .contact-panel { grid-template-columns: 1fr; }
  .contact-action { max-width: 650px; }
}

@media (max-width: 700px) {
  :root { --pad: 20px; }
  .section-pad { padding-top: 90px; padding-bottom: 90px; }
  h2 { font-size: 40px; line-height: 1.08; }
  .site-header { height: 70px; padding-inline: var(--pad); }
  .wordmark { font-size: 20px; }
  .header-actions { gap: 12px; }
  .hero, .hero-content { min-height: 92svh; }
  .hero-content { padding-top: 100px; padding-bottom: 25px; }
  .hero-shade { background: linear-gradient(90deg, rgba(3,9,8,.91), rgba(3,9,8,.58)), linear-gradient(0deg, rgba(3,9,8,.88), transparent 62%); }
  .hero-topline span:last-child { display: none; }
  .hero-copy { padding: 45px 0 35px; }
  .hero h1 { font-size: 55px; }
  .hero-statement { margin-top: 22px; font-size: 29px; }
  .hero-bottom { display: block; margin-top: 28px; }
  .hero-bottom > p { font-size: 13px; }
  .button { margin-top: 25px; }
  .hero-credentials { grid-template-columns: repeat(3, 1fr); }
  .hero-credentials div { display: block; min-width: 0; padding: 14px 8px 0 0; }
  .hero-credentials div + div { padding-left: 8px; }
  .hero-credentials strong, .hero-credentials span { display: block; }
  .hero-credentials strong { font-size: 17px; }
  .hero-credentials span { margin-top: 5px; font-size: 8px; }
  .positioning-grid { gap: 35px; }
  .positioning-copy p { font-size: 14px; }
  .operating-line { flex-wrap: wrap; gap: 12px; margin-top: 55px; }
  .operating-line i { min-width: 22px; }
  .section-intro { margin-bottom: 55px; }
  .service-row { grid-template-columns: 70px 1fr; gap: 22px; padding: 35px 0; }
  .service-row:hover { padding-right: 0; padding-left: 0; background: transparent; }
  .service-code { min-height: 105px; }
  .service-code strong { font-size: 26px; }
  .service-title h3 { font-size: 23px; }
  .service-row ul { grid-column: 2; }
  .metrics-grid { grid-template-columns: 1fr; padding-top: 25px; padding-bottom: 25px; }
  .metric { min-height: 145px; padding: 25px 0; }
  .metric + .metric { padding-left: 0; border-top: 1px solid rgba(7,17,15,.28); border-left: 0; }
  .metric strong { font-size: 48px; }
  .section-intro.split { grid-template-columns: 1fr; gap: 30px; }
  .step button { grid-template-columns: 50px 1fr auto; }
  .step-detail > p { margin-left: 50px; }
  .result-image { min-height: 250px; }
  .result-copy { padding: 32px 25px; }
  .result-kicker { margin-bottom: 30px; }
  .result-copy h3 { font-size: 34px; }
  .result-stats { grid-template-columns: 1fr 1fr; margin-top: 50px; }
  .result-stats div:last-child { grid-column: 1 / -1; }
  .result-band { grid-template-columns: 1fr; }
  .result-band > div { padding: 28px 24px; }
  .result-band > div + div { border-top: 1px solid rgba(7,17,15,.35); border-left: 0; }
  .result-band strong { font-size: 36px; }
  .network { gap: 45px; }
  .network-copy h2, .faq-heading h2 { font-size: 40px; }
  .network-visual { padding: 10px; }
  .faq-item button { font-size: 15px; }
  .contact { padding-inline: 0; padding-bottom: 35px; }
  .contact-panel { padding: 65px 20px; }
  .contact-action a { font-size: 15px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer > p { justify-self: start; }
  .site-footer > div { display: grid; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}