/*
 * Elements Technik Limited — main stylesheet
 *
 * Quick edits:
 * 1. Brand colours and common dimensions are in :root below.
 * 2. Responsive rules are near the end of this file.
 * 3. Keep class names in sync with index.html.
 */

:root {
  --ink-950: #070b0f;
  --ink-900: #0b1117;
  --ink-850: #0f1720;
  --ink-800: #141e29;
  --ink-700: #263442;
  --steel-500: #6e7e8c;
  --steel-300: #aeb9c3;
  --steel-200: #d0d8df;
  --steel-100: #e8edf1;
  --paper: #f7f9fa;
  --white: #ffffff;
  --blue: #42a5df;
  --blue-strong: #197fc0;
  --blue-soft: #d8eefb;
  --line: rgba(255,255,255,.12);
  --line-dark: rgba(11,17,23,.12);
  --shadow: 0 24px 70px rgba(4,10,15,.16);
  --radius-sm: 12px;
  --radius: 22px;
  --radius-lg: 32px;
  --container: 1180px;
  --header-h: 78px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 18px); }
body {
  margin: 0;
  color: var(--ink-900);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
::selection { color: var(--white); background: var(--blue-strong); }

.skip-link {
  position: fixed;
  z-index: 1000;
  left: 16px;
  top: 12px;
  transform: translateY(-160%);
  padding: 10px 14px;
  color: var(--ink-950);
  background: var(--white);
  border-radius: 8px;
  font-weight: 800;
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { position: relative; padding: 112px 0; }
.section-tight { padding: 84px 0; }
.section-dark { color: var(--white); background: var(--ink-900); }
.section-muted { background: #eef2f5; }
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: var(--blue-strong);
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.section-kicker::before { content: ""; width: 30px; height: 2px; background: currentColor; }
.section-dark .section-kicker { color: #76c6f2; }
.section-title {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.15rem, 4vw, 4.3rem);
  line-height: 1.06;
  letter-spacing: -.045em;
}
.section-title.small { font-size: clamp(2rem, 3.2vw, 3.35rem); }
.section-lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: #4f5e6b;
  font-size: clamp(1.02rem, 1.4vw, 1.22rem);
}
.section-dark .section-lead { color: #b7c2cc; }
.eyebrow {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 22px;
  font-size: .78rem;
  color: #b7c6d3;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 6px rgba(66,165,223,.14); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 11px;
  text-decoration: none;
  font-size: .92rem;
  font-weight: 850;
  letter-spacing: .01em;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, .nav-link:focus-visible, .menu-toggle:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid rgba(66,165,223,.45);
  outline-offset: 3px;
}
.btn-primary { color: var(--ink-950); background: var(--white); box-shadow: 0 16px 36px rgba(0,0,0,.2); }
.btn-primary:hover { background: #dff2fd; }
.btn-accent { color: var(--white); background: var(--blue-strong); box-shadow: 0 16px 34px rgba(25,127,192,.28); }
.btn-accent:hover { background: #126fa9; }
.btn-outline { color: var(--white); border-color: rgba(255,255,255,.28); background: rgba(255,255,255,.04); }
.btn-outline:hover { border-color: rgba(255,255,255,.58); background: rgba(255,255,255,.08); }
.btn-dark { color: var(--white); background: var(--ink-900); }
.btn-dark:hover { background: var(--ink-800); }
.btn svg { width: 18px; height: 18px; }

.topline {
  position: relative;
  z-index: 81;
  color: #ccd5dc;
  background: var(--ink-950);
  border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.topline-inner { min-height: 36px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.topline-group { display: flex; gap: 22px; align-items: center; }
.topline a { color: inherit; text-decoration: none; }
.topline a:hover { color: var(--white); }
.status { display: inline-flex; align-items: center; gap: 8px; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #6bcf92; box-shadow: 0 0 0 4px rgba(107,207,146,.12); }

.site-header {
  position: sticky;
  z-index: 80;
  top: 0;
  height: var(--header-h);
  color: var(--white);
  background: rgba(11,17,23,.86);
  border-bottom: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(16px);
  transition: background .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { background: rgba(7,11,15,.96); box-shadow: 0 14px 35px rgba(0,0,0,.22); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 13px; min-width: 250px; color: var(--white); text-decoration: none; }
.brand-mark { width: 50px; height: 50px; border-radius: 9px; background: var(--white); overflow: hidden; flex: 0 0 auto; box-shadow: inset 0 0 0 1px rgba(11,17,23,.08); }
.brand-mark img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.brand-copy { display: grid; line-height: 1; }
.brand-copy strong { font-size: .98rem; letter-spacing: .09em; text-transform: uppercase; }
.brand-copy span { margin-top: 7px; color: #96a7b4; font-size: .62rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 6px; }
.nav-link {
  position: relative;
  padding: 12px 11px;
  color: #c5d0d8;
  border-radius: 8px;
  text-decoration: none;
  font-size: .82rem;
  font-weight: 750;
  letter-spacing: .025em;
  transition: color .2s ease, background .2s ease;
}
.nav-link:hover, .nav-link.active { color: var(--white); background: rgba(255,255,255,.07); }
.nav-link.active::after { content: ""; position: absolute; height: 2px; left: 12px; right: 12px; bottom: 5px; background: var(--blue); }
.header-cta { margin-left: 8px; min-height: 42px; padding-inline: 16px; }
.menu-toggle { display: none; width: 44px; height: 44px; place-items: center; color: var(--white); background: transparent; border: 1px solid rgba(255,255,255,.18); border-radius: 10px; }
.menu-toggle span, .menu-toggle::before, .menu-toggle::after { content: ""; display: block; width: 20px; height: 2px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
.menu-toggle span { margin: 5px 0; }
.menu-toggle[aria-expanded="true"] span { opacity: 0; }
.menu-toggle[aria-expanded="true"]::before { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"]::after { transform: translateY(-7px) rotate(-45deg); }

.hero {
  position: relative;
  min-height: calc(100svh - 36px);
  color: var(--white);
  background:
    radial-gradient(circle at 79% 28%, rgba(66,165,223,.18), transparent 26%),
    radial-gradient(circle at 8% 88%, rgba(82,101,118,.24), transparent 29%),
    linear-gradient(135deg, #0b1117 0%, #101a24 56%, #080c11 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .16;
  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: 64px 64px;
  mask-image: linear-gradient(to right, transparent 4%, black 50%, transparent 96%);
}
.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: 4%;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(255,255,255,.025), 0 0 0 140px rgba(255,255,255,.018);
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr); gap: 70px; align-items: center; min-height: calc(100svh - 36px - var(--header-h)); padding: 78px 0 84px; }
.hero h1 { max-width: 790px; margin: 0; font-size: clamp(3.3rem, 6.8vw, 7.3rem); line-height: .94; letter-spacing: -.065em; }
.hero h1 span { display: block; color: #b7c4ce; }
.hero-copy > p { max-width: 700px; margin: 28px 0 0; color: #bdc8d0; font-size: clamp(1.05rem, 1.5vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 28px; margin: 42px 0 0; padding: 0; list-style: none; }
.hero-proof li { display: flex; gap: 10px; align-items: center; color: #d7e0e6; font-size: .82rem; font-weight: 700; }
.hero-proof svg { width: 18px; height: 18px; color: #73c9f6; }

.engineering-panel {
  position: relative;
  min-height: 520px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255,255,255,.12), rgba(255,255,255,.035));
  box-shadow: 0 38px 90px rgba(0,0,0,.30);
  backdrop-filter: blur(10px);
  overflow: hidden;
}
.engineering-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .35;
  background-image: radial-gradient(circle at center, rgba(255,255,255,.25) 1px, transparent 1.5px);
  background-size: 20px 20px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}
.panel-top { position: relative; display: flex; justify-content: space-between; align-items: center; padding: 22px 24px; border-bottom: 1px solid rgba(255,255,255,.12); }
.panel-label { color: #d9e1e7; font-size: .72rem; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.panel-code { color: #75c8f4; font: 700 .68rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.panel-body { position: relative; padding: 28px; }
.technical-orbit {
  position: relative;
  height: 164px;
  border: 1px solid rgba(117,200,244,.22);
  border-radius: 18px;
  background:
    radial-gradient(circle at center, rgba(66,165,223,.16), transparent 42%),
    rgba(5,10,14,.30);
  overflow: hidden;
  isolation: isolate;
}
.technical-orbit::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .16;
  background-image:
    linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.13) 1px, transparent 1px);
  background-size: 24px 24px;
}
.orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(117,200,244,.55);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(0deg);
  animation: orbit-spin 14s linear infinite;
}
.orbit-ring-outer { width: 128px; height: 128px; }
.orbit-ring-inner {
  width: 82px;
  height: 82px;
  border-color: rgba(117,200,244,.34);
  animation-duration: 10s;
  animation-direction: reverse;
}
.orbit-node {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #9edcff;
  box-shadow: 0 0 15px rgba(117,200,244,.85);
}
.orbit-node-one { left: 17px; top: 16px; }
.orbit-node-two { right: 5px; bottom: 12px; }
.orbit-core {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 28px;
  height: 28px;
  border: 7px solid rgba(117,200,244,.18);
  border-radius: 50%;
  background: #42a5df;
  box-shadow: 0 0 30px rgba(66,165,223,.68);
  transform: translate(-50%, -50%);
}
.orbit-axis {
  position: absolute;
  left: 50%;
  top: 50%;
  background: linear-gradient(90deg, transparent, rgba(117,200,244,.28), transparent);
  transform: translate(-50%, -50%);
}
.orbit-axis-horizontal { width: 78%; height: 1px; }
.orbit-axis-vertical {
  width: 1px;
  height: 78%;
  background: linear-gradient(transparent, rgba(117,200,244,.28), transparent);
}
@keyframes orbit-spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
.panel-title { max-width: 360px; margin: 24px 0 8px; font-size: clamp(1.7rem, 2.7vw, 2.6rem); line-height: 1.06; letter-spacing: -.035em; }
.panel-subtitle { margin: 0; color: #9eafbc; }
.capability-stack { display: grid; gap: 10px; margin-top: 28px; }
.capability-row { display: grid; grid-template-columns: 44px 1fr auto; gap: 14px; align-items: center; padding: 14px; border: 1px solid rgba(255,255,255,.11); border-radius: 14px; background: rgba(5,10,14,.24); }
.capability-number { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; color: #8cd4f9; background: rgba(66,165,223,.15); font: 800 .73rem/1 ui-monospace, monospace; }
.capability-row strong { display: block; font-size: .9rem; }
.capability-row span { color: #8fa1af; font-size: .73rem; }
.capability-arrow { color: #6fbde8; }
.panel-orbit { position: absolute; right: -80px; bottom: -82px; width: 250px; height: 250px; border: 1px solid rgba(117,200,244,.22); border-radius: 50%; }
.panel-orbit::before, .panel-orbit::after { content: ""; position: absolute; inset: 36px; border: 1px solid rgba(117,200,244,.18); border-radius: 50%; }
.panel-orbit::after { inset: 80px; background: rgba(117,200,244,.08); }

.trust-strip { color: var(--white); background: #111b25; border-top: 1px solid rgba(255,255,255,.08); border-bottom: 1px solid rgba(255,255,255,.08); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { padding: 25px 28px; border-right: 1px solid rgba(255,255,255,.09); }
.trust-item:last-child { border-right: 0; }
.trust-item strong { display: block; color: #ebf1f5; font-size: .92rem; }
.trust-item span { color: #8293a1; font-size: .78rem; }

.intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: start; }
.intro-copy p { margin: 0 0 22px; color: #4c5b67; font-size: 1.08rem; }
.intro-copy p:last-child { margin-bottom: 0; }
.operating-principles { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 34px; }
.operating-principles article { position: relative; min-height: 150px; padding: 24px; border: 1px solid #dce3e8; border-radius: 15px; background: var(--white); overflow: hidden; }
.operating-principles article::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--blue-strong); }
.operating-principles h3 { margin: 0 0 9px; font-size: 1rem; line-height: 1.3; letter-spacing: -.015em; }
.operating-principles article p { margin: 0; color: #64727d; font-size: .88rem; line-height: 1.55; }
.signal-card { position: relative; padding: 36px; color: var(--white); border-radius: var(--radius); background: var(--ink-900); overflow: hidden; box-shadow: var(--shadow); }
.signal-card::after { content: ""; position: absolute; right: -76px; top: -76px; width: 190px; height: 190px; border: 36px solid rgba(66,165,223,.10); border-radius: 50%; }
.signal-card h3 { position: relative; margin: 0 0 12px; font-size: 1.6rem; letter-spacing: -.025em; }
.signal-card p { position: relative; margin: 0; color: #aebbc5; }
.signal-metrics { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 28px; background: rgba(255,255,255,.12); }
.signal-metric { padding: 18px 8px; background: var(--ink-900); }
.signal-metric strong { display: block; color: #74c9f6; font-size: 1.6rem; line-height: 1; }
.signal-metric span { display: block; margin-top: 8px; color: #91a1ad; font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; }

.services-overview { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 52px; }
.service-card { position: relative; display: flex; flex-direction: column; min-height: 350px; padding: 30px; color: var(--ink-900); border: 1px solid var(--line-dark); border-radius: var(--radius); background: var(--white); box-shadow: 0 12px 32px rgba(11,17,23,.06); overflow: hidden; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.service-card:hover { transform: translateY(-7px); border-color: rgba(25,127,192,.36); box-shadow: 0 24px 55px rgba(11,17,23,.12); }
.service-card::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--blue-strong), #8ed8fa); transform: scaleX(.25); transform-origin: left; transition: transform .3s ease; }
.service-card:hover::before { transform: scaleX(1); }
.service-number { color: #7a8994; font: 800 .75rem/1 ui-monospace, monospace; letter-spacing: .12em; }
.service-icon { display: grid; place-items: center; width: 52px; height: 52px; margin: 32px 0 22px; color: var(--blue-strong); border-radius: 14px; background: var(--blue-soft); }
.service-icon svg { width: 26px; height: 26px; }
.service-card h3 { margin: 0; font-size: 1.42rem; line-height: 1.2; letter-spacing: -.025em; }
.service-card p { margin: 16px 0 26px; color: #5f6d78; }
.text-link { display: inline-flex; align-items: center; gap: 9px; margin-top: auto; color: var(--ink-900); font-size: .84rem; font-weight: 850; text-decoration: none; }
.text-link svg { width: 18px; height: 18px; color: var(--blue-strong); transition: transform .2s ease; }
.text-link:hover svg { transform: translateX(4px); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.about-visual { position: relative; min-height: 570px; border-radius: var(--radius-lg); background: linear-gradient(145deg, #202c38, #0d141b); box-shadow: var(--shadow); overflow: hidden; }
.about-visual::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(90deg, rgba(255,255,255,.13) 1px, transparent 1px), linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px); background-size: 54px 54px; }
.about-visual::after { content: ""; position: absolute; inset: 11%; border: 1px solid rgba(255,255,255,.14); border-radius: 50%; box-shadow: 0 0 0 42px rgba(255,255,255,.025), 0 0 0 84px rgba(255,255,255,.018); }
.blueprint-card { position: absolute; z-index: 2; left: 34px; right: 34px; bottom: 34px; padding: 28px; color: var(--white); border: 1px solid rgba(255,255,255,.14); border-radius: 18px; background: rgba(7,11,15,.76); backdrop-filter: blur(14px); }
.blueprint-card .mini { color: #7acbf5; font: 800 .72rem/1 ui-monospace, monospace; letter-spacing: .12em; }
.blueprint-card h3 { margin: 13px 0 8px; font-size: 1.75rem; letter-spacing: -.025em; }
.blueprint-card p { margin: 0; color: #a9b6c0; }
.about-copy > p { color: #4e5d69; font-size: 1.06rem; }
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 30px; }
.mission-card { padding: 24px; border: 1px solid var(--line-dark); border-radius: 16px; background: var(--white); }
.mission-card span { color: var(--blue-strong); font-size: .72rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.mission-card h3 { margin: 9px 0 7px; font-size: 1.18rem; }
.mission-card p { margin: 0; color: #61707b; font-size: .9rem; }

.values-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 46px; }
.value-card { padding: 22px 18px; border: 1px solid var(--line-dark); border-radius: 15px; background: rgba(255,255,255,.78); }
.value-card strong { display: block; margin-bottom: 9px; font-size: .96rem; }
.value-card span { display: block; color: #667581; font-size: .82rem; line-height: 1.55; }

.services-detail { display: grid; gap: 22px; margin-top: 56px; }
.service-detail { display: grid; grid-template-columns: .64fr 1.36fr; border: 1px solid rgba(255,255,255,.13); border-radius: var(--radius); background: rgba(255,255,255,.04); overflow: hidden; }
.service-detail-aside { position: relative; padding: 34px; border-right: 1px solid rgba(255,255,255,.12); overflow: hidden; }
.service-detail-aside::after { content: attr(data-number); position: absolute; right: -8px; bottom: -26px; color: rgba(255,255,255,.045); font-size: 9rem; font-weight: 900; line-height: 1; }
.service-detail-aside .service-icon { margin: 0 0 26px; }
.service-detail-aside h3 { position: relative; z-index: 1; margin: 0; font-size: clamp(1.55rem, 2.3vw, 2.25rem); line-height: 1.12; letter-spacing: -.035em; }
.service-detail-main { padding: 34px 38px; }
.service-detail-main > p { margin: 0; color: #b5c0c9; }
.detail-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 28px; }
.detail-column h4 { margin: 0 0 14px; color: #79caf5; font-size: .76rem; letter-spacing: .13em; text-transform: uppercase; }
.check-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.check-list li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; color: #d3dce2; font-size: .88rem; }
.check-list svg { width: 16px; height: 16px; margin-top: 4px; color: #68c1f0; }
.service-detail-cta { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 28px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.11); }
.service-detail-cta p { margin: 0; color: #9eacb7; font-size: .88rem; }

.why-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 76px; align-items: start; }
.why-intro { position: sticky; top: 118px; }
.why-list { display: grid; gap: 12px; }
.why-item { display: grid; grid-template-columns: 58px 1fr; gap: 20px; padding: 26px; border: 1px solid var(--line-dark); border-radius: 17px; background: var(--white); }
.why-item-number { display: grid; place-items: center; width: 48px; height: 48px; color: var(--blue-strong); border-radius: 13px; background: var(--blue-soft); font: 850 .74rem/1 ui-monospace, monospace; }
.why-item h3 { margin: 1px 0 6px; font-size: 1.13rem; }
.why-item p { margin: 0; color: #62717c; font-size: .92rem; }

.industries-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 46px; }
.industry-card { position: relative; min-height: 220px; padding: 26px; border: 1px solid rgba(255,255,255,.12); border-radius: 18px; background: linear-gradient(145deg, rgba(255,255,255,.07), rgba(255,255,255,.025)); overflow: hidden; transition: transform .25s ease, border-color .25s ease; }
.industry-card:hover { transform: translateY(-5px); border-color: rgba(117,200,244,.48); }
.industry-card::after { content: ""; position: absolute; right: -44px; bottom: -44px; width: 120px; height: 120px; border: 18px solid rgba(117,200,244,.07); border-radius: 50%; }
.industry-card svg { width: 30px; height: 30px; color: #79caf5; }
.industry-card h3 { margin: 28px 0 9px; font-size: 1.16rem; }
.industry-card p { margin: 0; color: #9eacb7; font-size: .88rem; }

.projects-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.capability-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 34px 0 0; padding: 0; list-style: none; }
.capability-list li { display: flex; gap: 11px; align-items: center; padding: 15px 16px; border: 1px solid var(--line-dark); border-radius: 13px; background: var(--white); font-size: .86rem; font-weight: 750; }
.capability-list svg { width: 18px; height: 18px; color: var(--blue-strong); flex: 0 0 auto; }
.project-visual { position: relative; min-height: 510px; border-radius: var(--radius-lg); background: #dfe6eb; overflow: hidden; }
.project-visual::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(11,17,23,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(11,17,23,.09) 1px, transparent 1px); background-size: 46px 46px; }
.project-line { position: absolute; background: var(--ink-900); }
.project-line.one { width: 62%; height: 14px; left: 10%; top: 18%; }
.project-line.two { width: 14px; height: 54%; left: 72%; top: 18%; }
.project-line.three { width: 48%; height: 14px; left: 24%; top: 69%; }
.project-line.four { width: 14px; height: 31%; left: 24%; top: 38%; }
.project-node { position: absolute; display: grid; place-items: center; width: 72px; height: 72px; color: var(--white); border-radius: 18px; background: var(--ink-900); box-shadow: 0 20px 38px rgba(11,17,23,.22); }
.project-node svg { width: 29px; height: 29px; }
.project-node.a { left: 8%; top: 12%; }
.project-node.b { right: 9%; top: 48%; }
.project-node.c { left: 17%; bottom: 11%; background: var(--blue-strong); }
.project-note { position: absolute; left: 50%; top: 37%; width: 240px; padding: 20px; border: 1px solid rgba(11,17,23,.12); border-radius: 15px; background: rgba(255,255,255,.87); box-shadow: 0 20px 40px rgba(11,17,23,.12); backdrop-filter: blur(8px); }
.project-note strong { display: block; margin-bottom: 6px; }
.project-note span { display: block; color: #657480; font-size: .8rem; }

.cta-band { position: relative; padding: 64px 0; color: var(--white); background: linear-gradient(115deg, #1679b5, #0b1117 68%); overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -90px; top: -160px; width: 430px; height: 430px; border: 70px solid rgba(255,255,255,.06); border-radius: 50%; }
.cta-inner { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.cta-copy h2 { max-width: 720px; margin: 0; font-size: clamp(2rem, 4vw, 4rem); line-height: 1.05; letter-spacing: -.045em; }
.cta-copy p { max-width: 740px; margin: 16px 0 0; color: #d2e1ea; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; flex: 0 0 auto; }

.contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 64px; align-items: start; }
.contact-info { position: sticky; top: 118px; }
.contact-info > p { color: #52616d; }
.contact-card { margin-top: 28px; padding: 26px; color: var(--white); border-radius: 18px; background: var(--ink-900); }
.contact-row { display: grid; grid-template-columns: 42px 1fr; gap: 14px; align-items: center; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.11); }
.contact-row:first-child { padding-top: 0; }
.contact-row:last-child { padding-bottom: 0; border-bottom: 0; }
.contact-row-icon { display: grid; place-items: center; width: 40px; height: 40px; color: #75c8f4; border-radius: 11px; background: rgba(117,200,244,.12); }
.contact-row-icon svg { width: 20px; height: 20px; }
.contact-row small { display: block; color: #8799a6; font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.contact-row a, .contact-row strong { display: inline-block; margin-top: 3px; color: var(--white); text-decoration: none; font-size: .92rem; }
.contact-row a:hover { color: #75c8f4; }
.contact-form { padding: 34px; border: 1px solid var(--line-dark); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); }
.form-header { margin-bottom: 26px; }
.form-header h3 { margin: 0; font-size: 1.55rem; letter-spacing: -.025em; }
.form-header p { margin: 8px 0 0; color: #687680; font-size: .9rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .78rem; font-weight: 800; }
.field .optional { color: #87939c; font-weight: 600; }
input, select, textarea { width: 100%; color: var(--ink-900); border: 1px solid #cbd4db; border-radius: 10px; background: #fbfcfd; transition: border-color .2s ease, box-shadow .2s ease; }
input, select { height: 50px; padding: 0 14px; }
textarea { min-height: 150px; padding: 13px 14px; resize: vertical; }
input:hover, select:hover, textarea:hover { border-color: #99a8b4; }
input:focus, select:focus, textarea:focus { border-color: var(--blue-strong); box-shadow: 0 0 0 4px rgba(66,165,223,.10); outline: none; }
.form-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 22px; }
.form-privacy { max-width: 430px; margin: 0; color: #788690; font-size: .76rem; line-height: 1.55; }
.form-privacy a { color: var(--blue-strong); font-weight: 750; text-underline-offset: 2px; }
.honeypot-field { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.contact-form button[type="submit"]:disabled { cursor: wait; opacity: .68; }
.contact-form[aria-busy="true"] { cursor: progress; }
.form-status { display: none; margin: 18px 0 0; padding: 12px 14px; color: #19435b; border: 1px solid #a7d9f4; border-radius: 10px; background: #e7f6fe; font-size: .84rem; }
.form-status.show { display: block; }
.form-status[data-state="success"] { color: #174b35; border-color: #a7d9c3; background: #eaf8f1; }
.form-status[data-state="error"] { color: #703328; border-color: #e6b4aa; background: #fff0ed; }
.form-status a { font-weight: 800; text-underline-offset: 2px; }
.form-status:focus { outline: 2px solid var(--blue-strong); outline-offset: 3px; }

.site-footer { color: #afbcc5; background: var(--ink-950); }
.footer-main { display: grid; grid-template-columns: 1.3fr .65fr .8fr .95fr; gap: 52px; padding: 72px 0 38px; }
.footer-brand .brand { margin-bottom: 24px; }
.footer-brand p { max-width: 500px; margin: 0; color: #8797a3; }
.footer-title { margin: 0 0 18px; color: var(--white); font-size: .77rem; letter-spacing: .13em; text-transform: uppercase; }
.footer-links { display: grid; gap: 10px; }
.footer-links a { color: #9baab5; text-decoration: none; font-size: .86rem; }
.footer-links a:hover { color: var(--white); }
.footer-cookie-button {
  width: max-content;
  padding: 0;
  color: #9baab5;
  border: 0;
  background: none;
  font-size: .86rem;
  text-align: left;
}
.footer-cookie-button:hover { color: var(--white); }
.footer-cookie-button:focus-visible { color: var(--white); outline: 2px solid var(--blue); outline-offset: 4px; }
.footer-contact a { color: #d6e0e7; font-weight: 750; text-decoration: none; word-break: break-word; }
.footer-contact a:hover { color: #75c8f4; }
.footer-contact p { margin: 10px 0 0; color: #7e8f9b; font-size: .85rem; }
.company-details { padding-bottom: 24px; color: #7e8f9b; font-size: .76rem; line-height: 1.75; }
.footer-bottom { display: flex; justify-content: space-between; gap: 28px; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.09); color: #6f818e; font-size: .74rem; }

/* Standalone legal pages */
.legal-page { background: #f1f4f6; }
.legal-hero {
  position: relative;
  padding: calc(var(--header-h) + 96px) 0 88px;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 10%, rgba(66,165,223,.2), transparent 27rem),
    linear-gradient(135deg, var(--ink-950), #101b25);
  overflow: hidden;
}
.legal-hero::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -245px;
  width: 520px;
  height: 520px;
  border: 78px solid rgba(255,255,255,.035);
  border-radius: 50%;
}
.legal-hero .container { position: relative; z-index: 1; }
.legal-hero h1 { max-width: 900px; margin: 0; font-size: clamp(2.75rem, 6vw, 5.7rem); line-height: 1; letter-spacing: -.055em; }
.legal-hero p { max-width: 680px; margin: 24px 0 0; color: #bdc9d2; font-size: 1.05rem; }
.legal-updated { display: inline-block; margin-top: 30px; color: #7dccf6; font-size: .77rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.legal-layout { padding: 84px 20px 110px; }
.legal-content {
  width: min(100%, 820px);
  margin-inline: auto;
  padding: clamp(30px, 6vw, 66px);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 20px 60px rgba(4,10,15,.09);
}
.legal-content h2 { margin: 52px 0 14px; font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.25; letter-spacing: -.025em; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content h3 { margin: 28px 0 10px; font-size: 1.08rem; }
.legal-content p, .legal-content li { color: #4e5d69; }
.legal-content p { margin: 0 0 18px; }
.legal-content ul, .legal-content ol { margin: 0 0 22px; padding-left: 24px; }
.legal-content li + li { margin-top: 8px; }
.legal-content a { color: var(--blue-strong); font-weight: 750; text-underline-offset: 3px; }
.legal-content code { padding: 2px 6px; border-radius: 5px; background: #e9eff3; font-size: .9em; }
.legal-callout { margin: 34px 0; padding: 22px 24px; border-left: 4px solid var(--blue-strong); border-radius: 0 12px 12px 0; background: #edf7fc; }
.legal-callout p:last-child { margin-bottom: 0; }
.legal-back { display: inline-flex; align-items: center; gap: 8px; margin-top: 42px; color: var(--ink-900); font-weight: 800; text-decoration: none; }
.legal-back:hover { color: var(--blue-strong); }

.back-to-top { position: fixed; z-index: 70; right: 20px; bottom: 20px; display: grid; place-items: center; width: 46px; height: 46px; color: var(--white); border: 1px solid rgba(255,255,255,.15); border-radius: 12px; background: rgba(11,17,23,.92); box-shadow: 0 10px 30px rgba(0,0,0,.25); opacity: 0; pointer-events: none; transform: translateY(12px); transition: opacity .2s ease, transform .2s ease; }
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top svg { width: 20px; height: 20px; }

.cookie-notice {
  position: fixed;
  z-index: 100;
  right: 20px;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  width: min(calc(100% - 40px), 980px);
  margin-inline: auto;
  padding: 22px 24px;
  color: var(--white);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 16px;
  background: rgba(11,17,23,.97);
  box-shadow: 0 22px 70px rgba(0,0,0,.34);
}
.cookie-notice[hidden] { display: none; }
.cookie-notice strong { display: block; margin-bottom: 4px; font-size: 1rem; }
.cookie-notice p { max-width: 650px; margin: 0; color: #aebcc6; font-size: .83rem; line-height: 1.55; }
.cookie-actions { display: flex; flex: 0 0 auto; align-items: center; gap: 16px; }
.cookie-actions a { color: #8fd4fa; font-size: .8rem; font-weight: 800; text-underline-offset: 3px; white-space: nowrap; }
.cookie-actions .btn { min-height: 44px; padding: 0 19px; font-size: .78rem; }
.cookie-actions a:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .65s ease, transform .65s cubic-bezier(.2,.65,.2,1); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }

@media (max-width: 1060px) {
  .topline { display: none; }
  .hero { min-height: auto; }
  .hero-inner { min-height: auto; grid-template-columns: 1fr; gap: 46px; padding-top: 72px; }
  .engineering-panel { min-height: 500px; }
  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    display: grid;
    gap: 4px;
    padding: 18px 20px 24px;
    background: rgba(7,11,15,.98);
    border-bottom: 1px solid rgba(255,255,255,.12);
    transform: translateY(-130%);
    visibility: hidden;
    transition: transform .25s ease, visibility .25s ease;
  }
  .site-nav.open { transform: translateY(0); visibility: visible; }
  .nav-link { padding: 14px 12px; }
  .header-cta { margin: 8px 0 0; width: 100%; }
  .menu-toggle { display: grid; }
  .intro-grid, .about-grid, .why-grid, .projects-grid, .contact-grid { grid-template-columns: 1fr; gap: 46px; }
  .why-intro, .contact-info { position: static; }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-main { grid-template-columns: 1.25fr .75fr; }
  .footer-contact { grid-column: 1 / -1; }
}

@media (max-width: 800px) {
  :root { --header-h: 70px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 86px 0; }
  .section-tight { padding: 68px 0; }
  .brand { min-width: auto; }
  .brand-copy strong { font-size: .82rem; }
  .brand-copy span { font-size: .55rem; }
  .brand-mark { width: 44px; height: 44px; }
  .hero-inner { padding: 64px 0 72px; }
  .hero h1 { font-size: clamp(3rem, 14.5vw, 5.5rem); }
  .hero-proof { gap: 14px 22px; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.09); }
  .services-overview, .industries-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .service-detail { grid-template-columns: 1fr; }
  .service-detail-aside { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .detail-columns { gap: 26px; }
  .cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-main { grid-template-columns: 1fr; gap: 38px; }
  .footer-contact { grid-column: auto; }
  .footer-bottom { flex-direction: column; gap: 6px; }
  .legal-hero { padding-top: calc(var(--header-h) + 70px); padding-bottom: 70px; }
  .legal-layout { padding: 54px 14px 78px; }
}

@media (max-width: 580px) {
  .brand-copy span { display: none; }
  .hero-actions, .cta-actions { display: grid; grid-template-columns: 1fr; }
  .hero-actions .btn, .cta-actions .btn { width: 100%; }
  .engineering-panel { min-height: 530px; border-radius: 22px; }
  .panel-body { padding: 24px 20px; }
  .technical-orbit { height: 148px; }
  .capability-row { grid-template-columns: 40px 1fr; }
  .capability-arrow { display: none; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.09); }
  .trust-item:last-child { border-bottom: 0; }
  .mission-grid, .values-grid, .detail-columns, .capability-list, .form-grid { grid-template-columns: 1fr; }
  .operating-principles { grid-template-columns: 1fr; }
  .service-detail-main, .service-detail-aside, .contact-form { padding: 25px 20px; }
  .service-detail-cta { align-items: flex-start; flex-direction: column; }
  .project-visual { min-height: 430px; }
  .project-note { left: 30%; top: 40%; width: 210px; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .form-footer .btn { width: 100%; }
  .cookie-notice { right: 14px; bottom: 14px; left: 14px; display: grid; width: auto; gap: 18px; padding: 20px; }
  .cookie-notice[hidden] { display: none; }
  .cookie-actions { justify-content: space-between; }
}

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