:root {
  --font-geist-sans: Arial, Helvetica, sans-serif;
  --font-geist-mono: "Courier New", monospace;
  --navy: #071b2e;
  --navy-2: #0c2d48;
  --red: #e30613;
  --red-dark: #b9000a;
  --green: #169d49;
  --green-light: #42b867;
  --cloud: #f4f6f5;
  --line: #dce2df;
  --text: #142739;
  --muted: #607080;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--text); font-family: var(--font-geist-sans), Arial, sans-serif; -webkit-font-smoothing: antialiased; }
body::selection { background: var(--red); color: #fff; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.shell { width: min(1220px, calc(100% - 56px)); margin-inline: auto; }

.hero { position: relative; overflow: hidden; background: linear-gradient(90deg, transparent 0 67%, rgba(7,27,46,.025) 67% 100%), var(--white); }
.hero::before { position: absolute; top: 0; right: 0; width: 34%; height: 6px; background: var(--red); content: ""; }
.site-header { position: relative; z-index: 20; display: grid; grid-template-columns: 360px 1fr auto; align-items: center; min-height: 122px; border-bottom: 1px solid var(--line); }
.header-brand { display: inline-flex; align-items: center; width: fit-content; }
.header-logo-window { position: relative; display: block; width: 325px; height: 100px; overflow: hidden; background: #fff; }
.header-logo-window img { position: absolute; top: 50%; left: 0; width: 325px; height: auto; transform: translateY(-50%); }
.desktop-nav { display: flex; justify-content: center; gap: 36px; color: #3c4d5e; font-size: 13px; font-weight: 650; }
.desktop-nav a, .site-footer nav a { transition: color .2s ease; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: var(--red); }
.nav-contact { display: inline-flex; min-height: 46px; align-items: center; gap: 14px; padding: 0 18px; background: var(--navy); color: #fff; font-size: 13px; font-weight: 700; transition: background .2s ease; }
.nav-contact:hover, .nav-contact:focus-visible { background: var(--red); }

.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: .88fr 1.12fr; min-height: 650px; align-items: center; gap: 58px; padding-top: 46px; padding-bottom: 58px; }
.overline, .section-index { margin: 0 0 24px; color: var(--green); font-family: var(--font-geist-mono), monospace; font-size: 11px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.overline { display: flex; align-items: center; gap: 12px; }
.overline span { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 6px rgba(227,6,19,.08); }
h1 { margin: 0; color: var(--navy); font-size: clamp(58px, 6.2vw, 92px); font-weight: 720; letter-spacing: -.064em; line-height: .91; }
h1 em { color: var(--red); font-style: normal; font-weight: 720; }
.hero-lead { max-width: 590px; margin: 31px 0 0; color: var(--muted); font-size: 17px; line-height: 1.72; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; gap: 14px; padding: 0 22px; border: 1px solid transparent; font-size: 13px; font-weight: 750; transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-red { background: var(--red); color: #fff; }
.button-red:hover, .button-red:focus-visible { background: var(--red-dark); }
.button-outline { border-color: #bbc5cb; color: var(--navy); }
.button-outline:hover, .button-outline:focus-visible { border-color: var(--navy); }

.brand-stage { position: relative; min-height: 510px; border: 1px solid var(--line); background: linear-gradient(rgba(7,27,46,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(7,27,46,.04) 1px, transparent 1px), #f8faf9; background-size: 34px 34px; }
.brand-stage::before { position: absolute; top: -1px; right: -1px; width: 170px; height: 8px; background: var(--red); content: ""; }
.brand-stage::after { position: absolute; right: -1px; bottom: -1px; width: 8px; height: 105px; background: var(--green); content: ""; }
.logo-board { position: absolute; top: 50%; left: 50%; z-index: 3; width: calc(100% - 16px); padding: 8px; border: 1px solid #e5e9e7; background: #fff; transform: translate(-50%,-50%); box-shadow: 0 26px 70px rgba(7,27,46,.13); }
.logo-board img { display: block; width: 100%; height: auto; }
.stage-label { position: absolute; top: 18px; left: 18px; z-index: 4; padding: 9px 12px; background: var(--navy); color: #fff; font-family: var(--font-geist-mono), monospace; font-size: 9px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.stage-note { position: absolute; right: 22px; bottom: 18px; z-index: 4; display: flex; align-items: center; gap: 12px; color: var(--navy); }
.stage-note strong { color: var(--red); font-size: 34px; letter-spacing: -.07em; }
.stage-note span { font-size: 9px; font-weight: 800; letter-spacing: .08em; line-height: 1.4; text-transform: uppercase; }
.circuit { position: absolute; z-index: 2; height: 2px; background: var(--navy); }
.circuit::before, .circuit::after { position: absolute; top: 50%; width: 8px; height: 8px; border: 2px solid currentColor; border-radius: 50%; background: #f8faf9; content: ""; transform: translateY(-50%); }
.circuit::before { left: -7px; } .circuit::after { right: -7px; }
.circuit-a { top: 85px; right: 0; width: 34%; color: var(--red); background: var(--red); }
.circuit-b { bottom: 78px; left: 0; width: 38%; color: var(--green); background: var(--green); }
.circuit-c { top: 48%; right: 0; width: 24%; color: var(--navy); }
.hero-metrics { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(3,180px) 1fr; min-height: 118px; align-items: center; border-top: 1px solid var(--line); }
.hero-metrics > div { display: flex; align-items: center; gap: 13px; }
.hero-metrics strong { color: var(--navy); font-size: 25px; letter-spacing: -.05em; }
.hero-metrics span { color: #687783; font-size: 10px; font-weight: 650; line-height: 1.35; text-transform: uppercase; }
.hero-metrics > p { margin: 0; color: var(--green); font-family: var(--font-geist-mono), monospace; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-align: right; text-transform: uppercase; }

.services-section, .method-section { padding: 126px 0; }
.services-section { background: var(--cloud); }
.section-heading { display: grid; grid-template-columns: 1.15fr .85fr; align-items: end; gap: 80px; margin-bottom: 62px; }
.section-heading h2, .company-copy h2, .contact-copy h2 { margin: 0; color: var(--navy); font-size: clamp(44px,4.7vw,68px); font-weight: 700; letter-spacing: -.052em; line-height: 1.02; }
.section-heading h2 span, .company-copy h2 span { color: var(--green); }
.section-intro { max-width: 500px; margin: 0 0 6px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.services-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.service-card { position: relative; min-height: 545px; padding: 34px 36px 38px; overflow: hidden; border: 1px solid #dce2df; background: #fff; transition: box-shadow .25s ease, transform .25s ease; }
.service-card::before { position: absolute; top: 0; left: 0; width: 100%; height: 5px; background: var(--card-accent,var(--green)); content: ""; }
.service-card:hover { transform: translateY(-5px); box-shadow: 0 28px 70px rgba(7,27,46,.1); }
.telecom-card { --card-accent: var(--red); background: var(--navy); color: #fff; border-color: var(--navy); }
.energy-card { --card-accent: var(--green); } .civil-card { --card-accent: var(--navy); } .equipment-card { --card-accent: var(--red); }
.service-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 55px; }
.service-number { color: #84919d; font-family: var(--font-geist-mono), monospace; font-size: 11px; font-weight: 700; letter-spacing: .12em; }
.telecom-card .service-number { color: #8fa7bb; }
.service-icon { display: grid; width: 62px; height: 62px; place-items: center; border: 1px solid #d6ded9; border-radius: 50%; color: var(--card-accent,var(--green)); }
.service-icon svg { width: 39px; height: 39px; }
.telecom-card .service-icon { border-color: rgba(255,255,255,.2); color: #fff; background: var(--red); }
.service-card h3 { margin: 0; font-size: 31px; font-weight: 700; letter-spacing: -.035em; }
.service-card > p { max-width: 520px; margin: 16px 0 25px; color: #697987; font-size: 14px; line-height: 1.72; }
.telecom-card > p { color: #b4c5d1; }
.service-card ul { display: grid; gap: 11px; margin: 0; padding: 22px 0 0; border-top: 1px solid #e1e6e3; list-style: none; }
.telecom-card ul { border-color: rgba(255,255,255,.13); }
.service-card li { position: relative; padding-left: 18px; color: #354a5a; font-size: 12px; line-height: 1.5; }
.telecom-card li { color: #d6e1e8; }
.service-card li::before { position: absolute; top: .55em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--card-accent,var(--green)); content: ""; }
.telecom-card li::before { background: var(--red); }

.partners-band { padding: 34px 0; background: var(--red); color: #fff; }
.partners-row { display: grid; grid-template-columns: 205px 1fr; align-items: center; gap: 35px; }
.partners-label { font-family: var(--font-geist-mono), monospace; font-size: 9px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.partners-list { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.partners-list strong { font-size: 15px; letter-spacing: .05em; }

.company-section { overflow: hidden; padding: 132px 0; background: radial-gradient(circle at 16% 40%,rgba(22,157,73,.18),transparent 23%), linear-gradient(130deg,#061928,#0b304c); color: #fff; }
.company-grid { display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 110px; }
.company-visual { position: relative; min-height: 540px; border: 1px solid rgba(255,255,255,.12); background-image: linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px), linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px); background-size: 48px 48px; }
.company-visual::after { position: absolute; top: 0; left: 0; width: 92px; height: 5px; background: var(--red); content: ""; }
.network-globe { position: absolute; top: 47%; left: 50%; z-index: 2; display: grid; width: 260px; height: 260px; place-content: center; border: 2px solid var(--green-light); border-radius: 50%; text-align: center; transform: translate(-50%,-50%); box-shadow: 0 0 80px rgba(22,157,73,.2), inset 0 0 50px rgba(22,157,73,.08); }
.network-globe strong { color: #fff; font-size: 72px; letter-spacing: -.09em; line-height: 1; }
.network-globe small { margin-top: 8px; color: var(--green-light); font-family: var(--font-geist-mono), monospace; font-size: 10px; font-weight: 750; letter-spacing: .28em; }
.globe-ring { position: absolute; top: 50%; left: 50%; border: 1px solid rgba(66,184,103,.42); border-radius: 50%; transform: translate(-50%,-50%); }
.ring-one { width: 150px; height: 258px; } .ring-two { width: 258px; height: 98px; } .ring-three { width: 205px; height: 205px; border-style: dashed; }
.network-line { position: absolute; z-index: 3; height: 2px; background: rgba(255,255,255,.55); }
.network-line i { position: absolute; top: 50%; width: 10px; height: 10px; border: 2px solid currentColor; border-radius: 50%; background: var(--navy); transform: translateY(-50%); }
.line-one { top: 22%; left: 0; width: 34%; color: var(--red); background: var(--red); } .line-one i, .line-three i { right: -5px; }
.line-two { top: 62%; right: 0; width: 36%; color: var(--green-light); background: var(--green-light); } .line-two i { left: -5px; }
.line-three { bottom: 18%; left: 0; width: 27%; color: #fff; }
.company-visual > p { position: absolute; right: 26px; bottom: 23px; margin: 0; color: #91aabd; font-family: var(--font-geist-mono), monospace; font-size: 9px; letter-spacing: .11em; line-height: 1.7; text-align: right; text-transform: uppercase; }
.light-index { color: var(--green-light); }
.company-copy h2 { color: #fff; } .company-copy h2 span { color: var(--green-light); }
.company-lead { max-width: 610px; margin: 28px 0 44px; color: #bacbd7; font-size: 16px; line-height: 1.8; }
.company-values { border-top: 1px solid rgba(255,255,255,.14); }
.company-values > div { display: grid; grid-template-columns: 48px 125px 1fr; gap: 20px; align-items: start; padding: 22px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.company-values span { color: var(--red); font-family: var(--font-geist-mono), monospace; font-size: 10px; }
.company-values strong { font-size: 15px; }
.company-values p { margin: 0; color: #9fb4c3; font-size: 12px; line-height: 1.6; }

.method-section { background: #fff; } .method-heading { margin-bottom: 72px; }
.method-track { position: relative; display: grid; grid-template-columns: repeat(4,1fr); }
.method-track::before { position: absolute; top: 36px; left: 8%; right: 8%; height: 1px; background: #cbd4d0; content: ""; }
.method-track article { position: relative; padding: 0 30px 0 0; }
.method-track article:not(:first-child) { padding-left: 30px; }
.method-track span { display: block; color: var(--red); font-family: var(--font-geist-mono), monospace; font-size: 10px; font-weight: 700; }
.method-track i { position: relative; z-index: 2; display: block; width: 15px; height: 15px; margin: 22px 0 36px; border: 4px solid #fff; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 1px var(--green); }
.method-track h3 { margin: 0 0 13px; color: var(--navy); font-size: 22px; letter-spacing: -.03em; }
.method-track p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

.contact-section { position: relative; overflow: hidden; padding: 112px 0; background: var(--red); color: #fff; }
.contact-section::before { position: absolute; top: -160px; left: -110px; width: 430px; height: 430px; border: 1px solid rgba(255,255,255,.13); border-radius: 50%; content: ""; box-shadow: 0 0 0 70px rgba(255,255,255,.035), 0 0 0 140px rgba(255,255,255,.025); }
.contact-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 95px; }
.contact-index { color: #fff; opacity: .72; }
.contact-copy h2 { color: #fff; } .contact-copy h2 span { color: var(--navy); }
.contact-copy > p:not(.section-index) { max-width: 570px; margin: 26px 0 33px; color: rgba(255,255,255,.82); font-size: 16px; line-height: 1.75; }
.button-white { background: #fff; color: var(--red); }
.button-white:hover, .button-white:focus-visible { background: var(--navy); color: #fff; }
.contact-card { padding: 31px 34px; background: #fff; color: var(--navy); box-shadow: 0 30px 80px rgba(113,0,7,.22); }
.contact-card-title { margin: 0 0 5px; padding-bottom: 19px; border-bottom: 1px solid #e2e7e4; font-family: var(--font-geist-mono), monospace; font-size: 10px; font-weight: 750; letter-spacing: .15em; text-transform: uppercase; }
.contact-item { display: grid; grid-template-columns: 44px 1fr; gap: 16px; padding: 21px 0; border-bottom: 1px solid #e2e7e4; }
.contact-item:last-child { border-bottom: 0; padding-bottom: 3px; }
.contact-icon { display: grid; width: 40px; height: 40px; place-items: center; border-radius: 50%; background: #f4f6f5; color: var(--red); }
.contact-icon svg { width: 20px; height: 20px; }
.contact-item small { display: block; margin-bottom: 7px; color: #7a8893; font-family: var(--font-geist-mono), monospace; font-size: 8px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.contact-item a { display: block; width: fit-content; margin: 4px 0; font-size: 13px; font-weight: 650; }
.contact-item a:hover { color: var(--red); }
.contact-item address { font-size: 13px; font-style: normal; font-weight: 600; line-height: 1.6; }

.site-footer { padding: 64px 0 26px; background: #061725; color: #fff; }
.footer-top { display: grid; grid-template-columns: 350px 1fr auto; gap: 48px; align-items: start; padding-bottom: 54px; }
.footer-logo { position: relative; display: block; width: 325px; height: 125px; overflow: hidden; background: #fff; }
.footer-logo img { position: absolute; top: 50%; left: 0; width: 325px; height: auto; transform: translateY(-50%); }
.footer-top > p { margin: 8px 0 0; color: #94a9b7; font-size: 13px; line-height: 1.7; }
.footer-top nav { display: flex; gap: 26px; padding-top: 9px; color: #c3d0d7; font-size: 12px; }
.footer-top nav a:hover { color: var(--red); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 23px; border-top: 1px solid rgba(255,255,255,.1); color: #6f8795; font-family: var(--font-geist-mono), monospace; font-size: 9px; letter-spacing: .07em; }

@media (max-width: 1050px) {
  .site-header { grid-template-columns: 320px 1fr auto; }
  .header-logo-window, .header-logo-window img { width: 295px; }
  .desktop-nav { gap: 20px; }
  .hero-layout { grid-template-columns: 1fr 1fr; gap: 36px; }
  .hero-metrics { grid-template-columns: repeat(3,150px) 1fr; }
  .company-grid { gap: 64px; }
  .footer-top { grid-template-columns: 330px 1fr; }
  .footer-top nav { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .shell { width: min(100% - 40px,1220px); }
  .site-header { grid-template-columns: 1fr auto; min-height: 108px; }
  .desktop-nav { display: none; }
  .header-logo-window, .header-logo-window img { width: 280px; }
  .header-logo-window { height: 88px; }
  .hero-layout { grid-template-columns: 1fr; min-height: auto; padding-top: 72px; }
  .hero-copy { max-width: 650px; }
  .brand-stage { min-height: 530px; }
  .hero-metrics { grid-template-columns: repeat(3,1fr); gap: 24px; padding: 28px 0; }
  .hero-metrics > p { grid-column: 1 / -1; text-align: left; }
  .section-heading, .company-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .partners-row { grid-template-columns: 1fr; gap: 18px; }
  .partners-list { flex-wrap: wrap; justify-content: flex-start; gap: 18px 30px; }
  .company-grid { gap: 64px; }
  .company-visual { min-height: 500px; }
  .company-copy { order: -1; }
  .method-track { grid-template-columns: repeat(2,1fr); gap: 55px 0; }
  .method-track::before { display: none; }
  .method-track article:nth-child(odd) { padding-left: 0; }
  .method-track i { margin-bottom: 28px; }
  .contact-card { max-width: 620px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .shell { width: min(100% - 30px,1220px); }
  .site-header { min-height: 94px; }
  .header-logo-window, .header-logo-window img { width: 220px; }
  .header-logo-window { height: 72px; }
  .nav-contact { min-height: 42px; padding: 0 12px; font-size: 0; }
  .nav-contact::before { content: "Contact"; font-size: 10px; }
  .nav-contact svg { width: 14px; }
  .hero-layout { padding-top: 58px; }
  h1 { font-size: clamp(52px,16.5vw,72px); }
  .hero-lead { font-size: 15px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
  .brand-stage { min-height: 405px; }
  .logo-board { width: calc(100% - 6px); padding: 4px; }
  .stage-label { top: 12px; left: 12px; font-size: 7px; }
  .stage-note { right: 14px; bottom: 12px; }
  .stage-note strong { font-size: 26px; }
  .stage-note span { font-size: 7px; }
  .hero-metrics { grid-template-columns: 1fr; gap: 16px; }
  .hero-metrics > p { grid-column: auto; margin-top: 10px; }
  .services-section, .method-section, .company-section, .contact-section { padding: 86px 0; }
  .section-heading { margin-bottom: 42px; }
  .section-heading h2, .company-copy h2, .contact-copy h2 { font-size: 41px; }
  .section-intro { font-size: 14px; }
  .service-card { padding: 28px 23px 30px; }
  .service-top { margin-bottom: 38px; }
  .service-icon { width: 54px; height: 54px; }
  .service-icon svg { width: 33px; height: 33px; }
  .service-card h3 { font-size: 27px; }
  .partners-list strong { font-size: 13px; }
  .company-visual { min-height: 410px; }
  .network-globe { width: 218px; height: 218px; }
  .network-globe strong { font-size: 62px; }
  .ring-one { width: 130px; height: 216px; } .ring-two { width: 216px; height: 82px; } .ring-three { width: 174px; height: 174px; }
  .company-values > div { grid-template-columns: 35px 1fr; gap: 12px; }
  .company-values p { grid-column: 2; }
  .method-track { grid-template-columns: 1fr; gap: 44px; }
  .method-track article, .method-track article:not(:first-child) { padding: 0; }
  .method-track i { margin: 18px 0 22px; }
  .contact-card { padding: 26px 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-top nav { grid-column: auto; flex-wrap: wrap; }
  .footer-logo { width: 270px; height: 105px; }
  .footer-logo img { width: 270px; }
  .footer-bottom { flex-direction: column; gap: 11px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }