:root {
  --ink: #111a1c;
  --ink-2: #1b2629;
  --graphite: #263235;
  --steel: #526064;
  --muted: #758084;
  --line: #d9dddc;
  --paper: #f4f3ef;
  --white: #ffffff;
  --accent: #d89a3a;
  --accent-2: #f1bd66;
  --accent-dark: #a96b1d;
  --radius: 22px;
  --shadow: 0 26px 70px rgba(17, 26, 28, .13);
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: .025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 120 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.section { padding: 112px 0; position: relative; }

.scroll-progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 1200; background: transparent; }
.scroll-progress span { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 1000;
  padding: 22px 0;
  color: #fff;
}
.site-header.is-scrolled {
  position: fixed;
  padding: 12px 0;
  background: rgba(17, 26, 28, .94);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 28px rgba(0,0,0,.16);
  animation: headerIn .28s ease both;
}
.nav-shell { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; }
.brand-mark { width: 45px; height: 45px; display: grid; place-items: center; color: var(--accent-2); }
.brand-mark svg { width: 100%; height: 100%; }
.brand-copy { display: grid; line-height: 1.05; }
.brand-copy strong { font-size: 1.25rem; letter-spacing: .18em; }
.brand-copy small { margin-top: 5px; font-size: .68rem; color: rgba(255,255,255,.65); letter-spacing: .08em; text-transform: uppercase; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { position: relative; color: rgba(255,255,255,.78); text-decoration: none; font-size: .87rem; font-weight: 600; transition: color .2s ease; }
.main-nav > a:not(.nav-cta)::after { content: ""; position: absolute; height: 1px; left: 0; right: 100%; bottom: -7px; background: var(--accent-2); transition: right .25s ease; }
.main-nav > a:hover { color: #fff; }
.main-nav > a:hover::after { right: 0; }
.main-nav .nav-cta { padding: 11px 16px; border: 1px solid rgba(255,255,255,.22); border-radius: 999px; color: #fff; }
.menu-toggle { display: none; width: 46px; height: 42px; border: 0; background: transparent; color: #fff; cursor: pointer; }
.menu-toggle span { display: block; width: 25px; height: 2px; margin: 5px auto; background: currentColor; transition: transform .25s ease, opacity .25s ease; }

.hero { min-height: 760px; position: relative; display: flex; align-items: center; overflow: hidden; color: #fff; background: var(--ink); }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 78% 35%, rgba(216,154,58,.12), transparent 25%),
    linear-gradient(115deg, rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(25deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: auto, 54px 54px, 54px 54px;
}
.hero::after { content: ""; position: absolute; width: 55vw; height: 55vw; max-width: 760px; max-height: 760px; border: 1px solid rgba(255,255,255,.035); border-radius: 50%; right: -18vw; top: -14vw; box-shadow: 0 0 0 80px rgba(255,255,255,.012), 0 0 0 160px rgba(255,255,255,.01); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.02fr .98fr; gap: 72px; align-items: center; padding-top: 90px; }
.eyebrow { margin: 0 0 18px; display: inline-flex; align-items: center; gap: 10px; text-transform: uppercase; letter-spacing: .18em; font-size: .72rem; font-weight: 800; color: var(--accent-dark); }
.eyebrow span { display: inline-block; width: 38px; height: 1px; background: currentColor; }
.eyebrow.light { color: var(--accent-2); }
.hero .eyebrow { color: var(--accent-2); }
.hero h1 { margin: 0; max-width: 760px; font-size: clamp(3.1rem, 6.4vw, 6.7rem); line-height: .89; letter-spacing: -.055em; font-weight: 300; }
.hero h1 span { color: var(--accent-2); font-weight: 800; letter-spacing: .05em; }
.hero-lead { max-width: 650px; margin: 28px 0 0; font-size: clamp(1rem, 1.7vw, 1.22rem); color: rgba(255,255,255,.69); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; border-radius: 999px; text-decoration: none; font-weight: 800; font-size: .9rem; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.btn svg { width: 19px; height: 19px; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #151a1c; background: linear-gradient(135deg, var(--accent-2), var(--accent)); box-shadow: 0 14px 34px rgba(216,154,58,.2); }
.btn-primary:hover { box-shadow: 0 18px 38px rgba(216,154,58,.28); }
.btn-ghost { color: #fff; border: 1px solid rgba(255,255,255,.17); background: rgba(255,255,255,.03); }
.hero-meta { margin-top: 42px; display: flex; align-items: stretch; gap: 28px; }
.hero-meta > div:not(.meta-divider) { display: grid; gap: 3px; }
.meta-label { text-transform: uppercase; letter-spacing: .16em; font-size: .65rem; color: rgba(255,255,255,.42); }
.hero-meta strong, .hero-meta a { color: #fff; font-size: .92rem; text-decoration: none; }
.hero-meta small { color: rgba(255,255,255,.55); }
.meta-divider { width: 1px; background: rgba(255,255,255,.12); }

.hero-visual { min-width: 0; }
.blueprint-card { position: relative; aspect-ratio: 1 / 1; max-width: 520px; margin-left: auto; border: 1px solid rgba(255,255,255,.14); border-radius: 30px; overflow: hidden; background: linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.018)); box-shadow: inset 0 0 70px rgba(255,255,255,.025), 0 38px 90px rgba(0,0,0,.3); transform: perspective(1200px) rotateY(-5deg) rotateX(3deg); }
.bp-grid { position: absolute; inset: 0; opacity: .28; background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(to bottom, #000, transparent 96%); }
.bp-axis { position: absolute; background: rgba(241,189,102,.42); }
.axis-x { left: 8%; right: 8%; height: 1px; top: 68%; }
.axis-y { top: 8%; bottom: 8%; width: 1px; left: 31%; }
.structure { position: absolute; border: 2px solid rgba(241,189,102,.9); background: rgba(216,154,58,.05); }
.structure-a { width: 44%; height: 22%; left: 13%; bottom: 20%; transform: skewY(-8deg); }
.structure-b { width: 27%; height: 48%; right: 17%; bottom: 20%; border-left: 0; }
.structure-c { width: 21%; height: 34%; left: 30%; bottom: 20%; border-bottom: 0; transform: skewY(8deg); }
.structure-d { width: 13%; height: 13%; right: 24%; top: 20%; transform: rotate(45deg); border-color: rgba(255,255,255,.35); }
.bp-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,.15); }
.ring-one { width: 180px; height: 180px; right: -44px; top: 48px; }
.ring-two { width: 110px; height: 110px; right: -9px; top: 83px; border-color: rgba(241,189,102,.35); }
.visual-monogram { position: absolute; left: 50%; top: 45%; transform: translate(-50%,-50%); font-size: 10rem; line-height: 1; font-weight: 900; color: rgba(255,255,255,.025); }
.bp-label { position: absolute; padding: 5px 8px; color: rgba(255,255,255,.58); background: rgba(17,26,28,.66); border: 1px solid rgba(255,255,255,.1); font-size: .55rem; letter-spacing: .15em; }
.bp-label-one { left: 10%; top: 14%; }
.bp-label-two { right: 10%; bottom: 12%; }
.bp-label-three { left: 11%; bottom: 10%; }
.bp-corner { position: absolute; width: 42px; height: 42px; }
.corner-a { left: 20px; top: 20px; border-left: 2px solid var(--accent); border-top: 2px solid var(--accent); }
.corner-b { right: 20px; bottom: 20px; border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent); }
.hero-strip { margin-top: 16px; display: flex; justify-content: flex-end; align-items: center; gap: 12px; color: rgba(255,255,255,.4); font-size: .58rem; letter-spacing: .16em; }
.hero-strip i { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }
.hero-bottom-line { position: absolute; left: 0; right: 0; bottom: 0; height: 6px; background: linear-gradient(90deg, var(--accent) 0 22%, #2b3639 22% 100%); }

.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 48px; }
.section-heading h2 { margin: 0; font-size: clamp(2.5rem, 5vw, 4.6rem); line-height: .98; letter-spacing: -.045em; font-weight: 500; }
.section-index { margin: 0; color: var(--muted); font-size: .78rem; letter-spacing: .14em; }

.primary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.service-card { position: relative; min-height: 300px; padding: 25px; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; border: 1px solid #d5d8d7; border-radius: 18px; background: rgba(255,255,255,.55); transition: transform .3s ease, background .3s ease, box-shadow .3s ease; }
.service-card::before { content: ""; position: absolute; width: 120px; height: 120px; right: -64px; bottom: -64px; border-radius: 50%; background: var(--accent); opacity: .08; transition: transform .35s ease; }
.service-card:hover { transform: translateY(-7px); background: #fff; box-shadow: var(--shadow); }
.service-card:hover::before { transform: scale(1.65); }
.service-top { display: flex; justify-content: space-between; align-items: start; }
.service-top > span { font-size: .68rem; letter-spacing: .15em; color: var(--muted); }
.icon-box { width: 52px; height: 52px; display: grid; place-items: center; border: 1px solid #d2d6d5; border-radius: 50%; color: var(--accent-dark); }
.icon-box svg { width: 25px; height: 25px; }
.service-card h3 { margin: auto 0 0; max-width: 240px; font-size: clamp(1.35rem, 2vw, 1.8rem); line-height: 1.08; font-weight: 600; }
.card-rule { width: 100%; height: 1px; margin-top: 25px; background: linear-gradient(90deg, var(--accent) 0 30px, #d6d9d8 30px); }

.specialties { color: #fff; background: var(--ink-2); overflow: hidden; }
.specialties::before { content: ""; position: absolute; inset: 0; opacity: .08; background-image: linear-gradient(120deg, rgba(255,255,255,.7) 1px, transparent 1px); background-size: 44px 44px; }
.specialties-grid { position: relative; display: grid; grid-template-columns: .78fr 1.22fr; gap: 70px; }
.specialties-intro { position: sticky; top: 130px; align-self: start; }
.specialties-intro h2 { margin: 0; max-width: 430px; font-size: clamp(2.7rem, 5vw, 4.9rem); line-height: .98; letter-spacing: -.05em; font-weight: 400; }
.tech-graphic { position: relative; width: min(100%, 380px); height: 210px; margin-top: 48px; border: 1px solid rgba(255,255,255,.09); overflow: hidden; }
.tech-graphic strong { position: absolute; left: 22px; bottom: 18px; color: rgba(255,255,255,.08); font-size: 3.4rem; letter-spacing: .15em; }
.tg-line { position: absolute; height: 1px; background: rgba(241,189,102,.45); transform-origin: left; }
.l1 { width: 210px; top: 50px; left: 34px; transform: rotate(22deg); }
.l2 { width: 160px; top: 112px; left: 100px; transform: rotate(-31deg); }
.l3 { width: 200px; top: 160px; left: 52px; transform: rotate(10deg); }
.tg-node { position: absolute; width: 9px; height: 9px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 6px rgba(241,189,102,.08); }
.n1 { left: 30px; top: 46px; }.n2 { left: 245px; top: 128px; }.n3 { left: 96px; top: 108px; }
.specialty-list { border-top: 1px solid rgba(255,255,255,.12); }
.specialty-row { min-height: 135px; display: grid; grid-template-columns: 55px 1fr auto; gap: 22px; align-items: center; border-bottom: 1px solid rgba(255,255,255,.12); transition: background .25s ease, padding .25s ease; }
.specialty-row:hover { padding-inline: 16px; background: rgba(255,255,255,.035); }
.specialty-number { color: var(--accent-2); font-size: .7rem; letter-spacing: .15em; }
.specialty-row h3 { margin: 0; font-size: clamp(1.45rem, 2.4vw, 2rem); font-weight: 500; }
.specialty-row p { margin: 6px 0 0; color: rgba(255,255,255,.5); font-size: .9rem; }
.arrow { color: var(--accent-2); font-size: 1.4rem; }

.technical-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.technical-card { min-height: 360px; padding: 30px; position: relative; display: flex; flex-direction: column; justify-content: flex-end; border: 1px solid #d4d8d7; border-radius: 20px; background: rgba(255,255,255,.58); overflow: hidden; }
.technical-card::after { content: ""; position: absolute; width: 240px; height: 240px; right: -95px; top: -95px; border-radius: 50%; border: 1px solid rgba(216,154,58,.18); box-shadow: 0 0 0 34px rgba(216,154,58,.03), 0 0 0 68px rgba(216,154,58,.025); }
.technical-card.featured { color: #fff; border-color: var(--ink-2); background: var(--ink-2); }
.technical-symbol { position: absolute; left: 28px; top: 28px; width: 78px; color: var(--accent-dark); }
.featured .technical-symbol { color: var(--accent-2); }
.technical-code { color: var(--muted); font-size: .66rem; letter-spacing: .16em; }
.featured .technical-code { color: rgba(255,255,255,.45); }
.technical-card h3 { position: relative; z-index: 2; margin: 10px 0 0; max-width: 290px; font-size: clamp(1.45rem, 2.4vw, 2.1rem); line-height: 1.08; font-weight: 550; }

.coverage { position: relative; padding: 90px 0; overflow: hidden; color: #fff; background: #0d1517; }
.coverage-lines { position: absolute; inset: 0; opacity: .11; background-image: linear-gradient(120deg, rgba(255,255,255,.5) 1px, transparent 1px), linear-gradient(30deg, rgba(255,255,255,.35) 1px, transparent 1px); background-size: 64px 64px; }
.coverage-grid { position: relative; display: grid; grid-template-columns: 1fr .8fr; align-items: center; gap: 40px; }
.coverage-copy h2 { margin: 0; max-width: 720px; font-size: clamp(3rem, 6vw, 6rem); line-height: .94; font-weight: 350; letter-spacing: -.055em; }
.coverage-copy > p:last-child { margin: 22px 0 0; color: var(--accent-2); font-size: 1.2rem; }
.coverage-visual { display: grid; place-items: center; }
.coverage-disc { width: min(40vw, 340px); aspect-ratio: 1; position: relative; display: grid; place-items: center; border-radius: 50%; background: radial-gradient(circle, rgba(216,154,58,.16) 0 2px, transparent 3px), radial-gradient(circle, rgba(255,255,255,.05), transparent 65%); }
.coverage-disc::before, .coverage-disc::after { content: ""; position: absolute; background: rgba(255,255,255,.13); }
.coverage-disc::before { width: 1px; inset-block: 8%; left: 50%; }.coverage-disc::after { height: 1px; inset-inline: 8%; top: 50%; }
.disc-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,.14); }
.disc-ring.r1 { inset: 3%; }.disc-ring.r2 { inset: 18%; border-color: rgba(241,189,102,.28); }.disc-ring.r3 { inset: 33%; }
.disc-point { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 7px rgba(241,189,102,.09); }
.p1 { left: 21%; top: 34%; }.p2 { right: 21%; bottom: 31%; }.p3 { right: 29%; top: 25%; }
.coverage-disc strong { position: relative; z-index: 3; font-size: .78rem; letter-spacing: .2em; color: rgba(255,255,255,.76); }

.contact { padding-bottom: 120px; }
.contact-card { padding: 55px 60px; display: grid; grid-template-columns: 1.3fr .7fr; align-items: center; gap: 40px; border-radius: 28px; background: #fff; box-shadow: 0 28px 80px rgba(17,26,28,.09); border: 1px solid #e0e2df; }
.contact-copy h2 { margin: 0; font-size: clamp(3rem, 6vw, 5.8rem); line-height: .85; letter-spacing: -.05em; }
.contact-copy h2 span { display: inline-block; margin-top: 15px; font-size: .26em; line-height: 1.2; letter-spacing: .08em; text-transform: uppercase; color: var(--steel); }
.contact-action { padding-left: 36px; border-left: 1px solid var(--line); display: grid; justify-items: start; gap: 9px; }
.contact-action > span { color: var(--muted); font-size: .68rem; letter-spacing: .17em; }
.contact-action > a:not(.btn) { margin-bottom: 13px; text-decoration: none; font-size: clamp(1.6rem, 3vw, 2.45rem); font-weight: 700; letter-spacing: -.035em; }

.site-footer { padding: 34px 0; color: rgba(255,255,255,.6); background: #0d1517; border-top: 1px solid rgba(255,255,255,.08); }
.footer-grid { display: grid; grid-template-columns: 1fr 1.4fr auto; align-items: center; gap: 30px; }
.footer-brand { display: grid; }
.footer-brand strong { color: #fff; letter-spacing: .16em; font-size: 1.05rem; }.footer-brand span { font-size: .7rem; }
.site-footer p { margin: 0; text-align: center; font-size: .78rem; }.site-footer a { color: var(--accent-2); text-decoration: none; font-weight: 700; }

.floating-call { position: fixed; right: 24px; bottom: 24px; z-index: 900; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; color: #151a1c; background: var(--accent-2); box-shadow: 0 14px 30px rgba(0,0,0,.25); transition: transform .2s ease; }
.floating-call:hover { transform: translateY(-3px) scale(1.03); }.floating-call svg { width: 24px; height: 24px; }

.reveal { opacity: 1; transform: none; }
.js-ready .reveal:not(.is-visible) { opacity: 0; transform: translateY(26px); transition: opacity .72s ease, transform .72s cubic-bezier(.2,.8,.2,1); }
.js-ready .reveal.is-visible { opacity: 1; transform: none; }

@keyframes headerIn { from { transform: translateY(-100%); } to { transform: none; } }

@media (max-width: 980px) {
  .section { padding: 88px 0; }
  .main-nav { position: fixed; left: 20px; right: 20px; top: 76px; padding: 22px; display: grid; gap: 0; background: rgba(17,26,28,.98); border: 1px solid rgba(255,255,255,.1); border-radius: 18px; box-shadow: 0 24px 60px rgba(0,0,0,.3); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
  .main-nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .main-nav a { padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,.08); }
  .main-nav .nav-cta { margin-top: 12px; text-align: center; border: 1px solid rgba(255,255,255,.15); }
  .menu-toggle { display: block; }
  .menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.is-open span:nth-child(2) { opacity: 0; }
  .menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { min-height: auto; padding: 135px 0 90px; }
  .hero-grid { grid-template-columns: 1fr; gap: 54px; padding-top: 0; }
  .hero-copy { max-width: 790px; }
  .blueprint-card { margin: 0 auto; width: min(100%, 540px); }
  .hero-strip { justify-content: center; }
  .primary-grid { grid-template-columns: repeat(2, 1fr); }
  .specialties-grid { grid-template-columns: 1fr; }
  .specialties-intro { position: static; }
  .tech-graphic { max-width: 430px; }
  .technical-grid { grid-template-columns: 1fr; }
  .technical-card { min-height: 280px; }
  .coverage-grid { grid-template-columns: 1fr 1fr; }
  .contact-card { padding: 44px; grid-template-columns: 1fr; }
  .contact-action { padding: 28px 0 0; border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 680px) {
  .container, .nav-shell { width: min(calc(100% - 30px), var(--container)); }
  .site-header { padding-top: 14px; }
  .brand-mark { width: 40px; height: 40px; }
  .brand-copy strong { font-size: 1.05rem; }.brand-copy small { font-size: .58rem; }
  .section { padding: 72px 0; }
  .hero { padding-top: 120px; }
  .hero h1 { font-size: clamp(2.9rem, 16vw, 4.8rem); }
  .hero-lead { margin-top: 22px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .hero-meta { display: grid; gap: 18px; }
  .meta-divider { width: 100%; height: 1px; }
  .blueprint-card { border-radius: 22px; transform: none; }
  .hero-strip { flex-wrap: wrap; gap: 8px; }
  .section-heading { align-items: start; }
  .section-index { display: none; }
  .primary-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 245px; }
  .specialty-row { grid-template-columns: 42px 1fr auto; min-height: 120px; gap: 12px; }
  .specialty-row:hover { padding-inline: 0; }
  .tech-graphic { width: 100%; }
  .technical-card { min-height: 270px; }
  .coverage { padding: 72px 0; }
  .coverage-grid { grid-template-columns: 1fr; }
  .coverage-disc { width: min(76vw, 320px); }
  .contact-card { width: min(calc(100% - 30px), var(--container)); padding: 32px 24px; border-radius: 22px; }
  .contact-action > a:not(.btn) { font-size: 1.9rem; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }.site-footer p { text-align: center; }
  .floating-call { width: 52px; height: 52px; right: 17px; bottom: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}