:root {
  --bg: #07131f;
  --bg-deep: #04101a;
  --surface: #0d2131;
  --surface-alt: #102b3d;
  --surface-bright: #15374a;
  --text: #f4fbfc;
  --muted: #9db3c2;
  --muted-strong: #c4d5db;
  --primary: #54c7e8;
  --primary-bright: #8ce7f5;
  --secondary: #d3e766;
  --secondary-soft: #e5f39a;
  --border: rgba(180, 218, 228, .16);
  --border-strong: rgba(84, 199, 232, .45);
  --shadow: 0 28px 80px rgba(0, 0, 0, .28);
  --radius: 12px;
  --radius-small: 7px;
  --container: 1220px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}
body::before {
  position: fixed;
  z-index: -3;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: .18;
  background-image: linear-gradient(rgba(116, 194, 212, .1) 1px, transparent 1px), linear-gradient(90deg, rgba(116, 194, 212, .1) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}
body::after {
  position: fixed;
  z-index: -2;
  top: -22rem;
  right: -16rem;
  width: 54rem;
  height: 54rem;
  pointer-events: none;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(84, 199, 232, .16), transparent 68%);
}
a { color: inherit; }
img { max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--text); font-weight: 550; letter-spacing: -.045em; }
h1 { font-size: clamp(3.2rem, 7vw, 7rem); line-height: .96; }
h2 { font-size: clamp(2.1rem, 4.3vw, 4.6rem); line-height: 1.02; }
h3 { font-size: 1.25rem; line-height: 1.2; }
.shell { width: min(var(--container), calc(100% - 56px)); margin-inline: auto; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  z-index: 60;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--bg);
  background: var(--secondary-soft);
  border-radius: var(--radius-small);
  transform: translateY(-150%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  border-bottom: 1px solid rgba(180, 218, 228, .12);
  background: rgba(7, 19, 31, .82);
  backdrop-filter: blur(20px);
}
.header-inner {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 82px;
  gap: 30px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: .77rem;
  font-weight: 700;
  letter-spacing: .1em;
  line-height: 1.15;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}
.brand img { width: 42px; height: 42px; object-fit: contain; }
.brand strong { color: var(--primary-bright); font-weight: 700; }
.primary-nav { justify-self: center; }
.nav-list { display: flex; align-items: center; gap: clamp(13px, 1.8vw, 26px); }
.nav-list a {
  position: relative;
  color: var(--muted);
  font-size: .69rem;
  font-weight: 700;
  letter-spacing: .035em;
  text-decoration: none;
  transition: color .18s ease;
}
.nav-list a:hover, .nav-list a[aria-current="page"] { color: var(--text); }
.nav-list a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--secondary);
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  color: var(--text);
  background: transparent;
  cursor: pointer;
}
.menu-toggle i { display: block; width: 20px; height: 2px; margin: 4px auto; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
.menu-toggle[aria-expanded="true"] i:nth-of-type(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] i:nth-of-type(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] i:nth-of-type(3) { transform: translateY(-6px) rotate(-45deg); }
.nav-mobile-cta { display: none; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 54px;
  padding: 0 19px 0 22px;
  border: 1px solid transparent;
  border-radius: 5px;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .2s var(--ease), color .2s ease, background-color .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible, .arrow-link:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--secondary); outline-offset: 4px; }
.button span { font-size: 1rem; line-height: 1; }
.button-small { min-height: 42px; padding-inline: 15px; font-size: .63rem; gap: 12px; }
.button-primary { color: var(--bg); background: var(--secondary-soft); }
.button-primary:hover { background: #effaa9; }
.button-quiet { color: var(--text); border-color: var(--border); background: rgba(14, 34, 49, .62); }
.button-quiet:hover { border-color: var(--border-strong); background: var(--surface-alt); }
.button-light { color: var(--bg); background: var(--text); }
.button-light:hover { background: var(--secondary-soft); }

.section { padding-top: 118px; padding-bottom: 118px; }
.section-border { border-top: 1px solid var(--border); }
.section-soft { background: linear-gradient(135deg, rgba(16, 43, 61, .64), rgba(7, 19, 31, .2)); }
.section-kicker, .eyebrow {
  margin-bottom: 18px;
  color: var(--primary-bright);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .17em;
  line-height: 1.4;
  text-transform: uppercase;
}
.eyebrow { display: inline-flex; align-items: center; gap: 12px; }
.eyebrow::before { width: 30px; height: 1px; content: ""; background: var(--secondary); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 48px; }
.section-heading h2 { max-width: 710px; margin-bottom: 0; }
.section-heading .section-kicker { margin-bottom: 20px; }
.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--secondary-soft);
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}
.arrow-link span { font-size: 1.15rem; transition: transform .2s ease; }
.arrow-link:hover span { transform: translateX(4px); }

/* Homepage */
.premium-hero { position: relative; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(440px, 1.05fr);
  align-items: center;
  min-height: 690px;
  gap: clamp(46px, 7vw, 110px);
  padding-top: 90px;
  padding-bottom: 88px;
}
.hero-copy { position: relative; z-index: 2; }
.hero-copy h1 { max-width: 760px; margin: 20px 0 28px; }
.hero-copy h1 em { color: var(--secondary-soft); font-style: normal; }
.hero-lede { max-width: 620px; margin-bottom: 34px; color: var(--muted-strong); font-size: clamp(1rem, 1.5vw, 1.17rem); line-height: 1.78; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.hero-note { display: flex; align-items: center; gap: 10px; margin: 28px 0 0; color: var(--muted); font-size: .79rem; }
.signal-dot { display: inline-block; width: 8px; height: 8px; background: var(--secondary); border-radius: 50%; box-shadow: 0 0 0 6px rgba(211, 231, 102, .11); }
.hero-visual { position: relative; min-height: 535px; }
.architecture-visual {
  position: relative;
  min-height: 535px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(21, 55, 74, .8), rgba(7, 19, 31, .9) 70%);
  box-shadow: var(--shadow);
  isolation: isolate;
}
.architecture-visual::before { position: absolute; inset: 0; content: ""; opacity: .25; background-image: radial-gradient(circle at 2px 2px, var(--primary) 1px, transparent 1.5px); background-size: 28px 28px; mask-image: linear-gradient(135deg, black, transparent 70%); }
.architecture-visual::after { position: absolute; right: -20%; bottom: -44%; width: 80%; height: 80%; content: ""; border: 1px solid rgba(211, 231, 102, .25); border-radius: 50%; box-shadow: 0 0 0 28px rgba(211, 231, 102, .03), 0 0 0 56px rgba(211, 231, 102, .03); }
.architecture-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.architecture-svg path { fill: none; stroke: rgba(140, 231, 245, .34); stroke-width: 1.1; stroke-dasharray: 5 8; }
.architecture-svg circle { fill: var(--primary); stroke: var(--bg); stroke-width: 5; }
.visual-label { position: absolute; color: var(--muted); font-size: .63rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.visual-label.top { top: 26px; left: 28px; color: var(--primary-bright); }
.visual-label.bottom { right: 28px; bottom: 25px; }
.visual-node { position: absolute; display: grid; place-items: center; min-width: 118px; min-height: 68px; padding: 12px; border: 1px solid var(--border-strong); border-radius: 10px; color: var(--text); background: rgba(9, 29, 44, .88); box-shadow: 0 12px 28px rgba(0, 0, 0, .2); font-size: .65rem; font-weight: 800; letter-spacing: .11em; text-align: center; text-transform: uppercase; }
.visual-node strong { display: block; margin-bottom: 3px; color: var(--secondary-soft); font-size: .76rem; }
.visual-node small { color: var(--muted); font-size: .59rem; letter-spacing: .08em; }
.visual-node.core { top: 41%; left: 50%; min-width: 156px; min-height: 92px; border-color: var(--secondary); transform: translate(-50%, -50%); background: linear-gradient(145deg, rgba(211, 231, 102, .16), rgba(9, 29, 44, .95)); }
.visual-node.core strong { color: var(--text); font-size: .82rem; }
.visual-node.one { top: 16%; left: 12%; }
.visual-node.two { top: 16%; right: 10%; }
.visual-node.three { bottom: 17%; left: 10%; }
.visual-node.four { right: 9%; bottom: 17%; }
.visual-note { position: absolute; bottom: 25px; left: 28px; max-width: 220px; color: var(--muted); font-size: .75rem; line-height: 1.5; }
.value-strip { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.value-item { display: flex; align-items: center; gap: 13px; min-height: 94px; padding: 16px 14px; border-right: 1px solid var(--border); color: var(--muted-strong); font-size: .71rem; font-weight: 750; letter-spacing: .04em; }
.value-item:last-child { border-right: 0; }
.value-icon { display: grid; flex: 0 0 28px; place-items: center; width: 28px; height: 28px; border: 1px solid var(--border-strong); border-radius: 50%; color: var(--secondary); font-size: .92rem; }
.intro-section { padding-top: 88px; padding-bottom: 88px; }
.section-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .8fr); gap: 80px; }
.section-grid h2 { max-width: 780px; margin-bottom: 0; }
.lead-copy { max-width: 480px; margin-bottom: 28px; color: var(--muted-strong); font-size: 1.06rem; line-height: 1.8; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.service-card, .info-card, .article-card, .industry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 270px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  background: linear-gradient(145deg, rgba(17, 47, 65, .74), rgba(10, 28, 42, .72));
  text-decoration: none;
  transition: transform .25s var(--ease), border-color .25s ease, background-color .25s ease, box-shadow .25s ease;
}
.service-card:hover, .info-card:hover, .article-card:hover, .industry-card:hover { transform: translateY(-5px); border-color: var(--border-strong); background: var(--surface-alt); box-shadow: 0 20px 50px rgba(0, 0, 0, .18); }
.service-card-featured { border-color: rgba(211, 231, 102, .34); background: linear-gradient(145deg, rgba(40, 58, 49, .88), rgba(12, 31, 43, .8)); }
.card-index { color: var(--primary-bright); font-size: .67rem; font-weight: 800; letter-spacing: .14em; }
.card-icon { display: grid; place-items: center; width: 43px; height: 43px; margin: 28px 0 21px; border: 1px solid rgba(211, 231, 102, .45); border-radius: 50%; color: var(--secondary-soft); font-size: 1.08rem; }
.service-card h3, .info-card h3, .article-card h3, .industry-card h3 { margin-bottom: 12px; }
.service-card p, .info-card p, .article-card p, .industry-card p { margin-bottom: 0; color: var(--muted); font-size: .92rem; line-height: 1.7; }
.card-link { display: inline-flex; align-items: center; gap: 9px; margin-top: auto; padding-top: 27px; color: var(--secondary-soft); font-size: .67rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.card-link b { font-size: 1rem; font-weight: 400; }
.network-section { overflow: hidden; }
.network-layout { display: grid; grid-template-columns: minmax(270px, .7fr) minmax(0, 1.3fr); align-items: center; gap: 80px; }
.network-layout h2 { margin-bottom: 25px; }
.network-layout > div > p:not(.section-kicker) { max-width: 490px; color: var(--muted-strong); line-height: 1.8; }
.network-visual { position: relative; min-height: 410px; overflow: hidden; border: 1px solid var(--border); border-radius: 20px; background: radial-gradient(circle at 50% 45%, rgba(84, 199, 232, .11), transparent 36%), var(--surface); }
.network-visual::before { position: absolute; inset: 0; content: ""; opacity: .2; background-image: linear-gradient(rgba(140, 231, 245, .16) 1px, transparent 1px), linear-gradient(90deg, rgba(140, 231, 245, .16) 1px, transparent 1px); background-size: 48px 48px; }
.network-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.network-lines line { stroke: rgba(140, 231, 245, .35); stroke-width: 1; stroke-dasharray: 4 6; }
.network-lines circle { fill: var(--primary); stroke: var(--bg); stroke-width: 5; }
.network-lines circle.core { fill: var(--secondary); }
.network-label { position: absolute; min-width: 100px; padding: 7px 10px; border: 1px solid var(--border); border-radius: 4px; color: var(--muted-strong); background: rgba(7, 19, 31, .8); font-size: .6rem; font-weight: 800; letter-spacing: .1em; text-align: center; text-transform: uppercase; }
.network-label.core { top: 45%; left: 50%; min-width: 135px; color: var(--bg); background: var(--secondary-soft); border-color: var(--secondary-soft); transform: translate(-50%, -50%); }
.network-label.top { top: 12%; left: 50%; transform: translateX(-50%); }
.network-label.left { top: 48%; left: 8%; }
.network-label.right { top: 48%; right: 8%; }
.network-label.bottom { bottom: 11%; left: 50%; transform: translateX(-50%); }
.workflow { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.workflow-step { min-height: 190px; padding: 22px 19px 18px; border-right: 1px solid var(--border); }
.workflow-step:last-child { border-right: 0; }
.workflow-step > span { color: var(--secondary); font-size: .67rem; font-weight: 800; letter-spacing: .12em; }
.workflow-step h3 { margin: 35px 0 10px; font-size: 1.02rem; }
.workflow-step p { margin-bottom: 0; color: var(--muted); font-size: .8rem; line-height: 1.55; }
.industry-grid, .principle-grid, .solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.industry-card { min-height: 210px; }
.industry-card .card-icon { margin-top: 20px; }
.principle-grid .info-card, .solution-grid .info-card { min-height: 220px; }
.project-preview { display: grid; grid-template-columns: minmax(0, .85fr) minmax(280px, 1.15fr); align-items: stretch; gap: 14px; }
.project-preview .feature-panel { min-height: 330px; }
.feature-panel, .dark-callout, .cta-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 68px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(19, 56, 73, .95), rgba(8, 23, 36, .96));
  box-shadow: var(--shadow);
}
.feature-panel::before, .dark-callout::before, .cta-panel::before { position: absolute; top: -120px; right: -70px; width: 310px; height: 310px; content: ""; border: 1px solid rgba(211, 231, 102, .25); border-radius: 50%; box-shadow: 0 0 0 28px rgba(211, 231, 102, .04), 0 0 0 56px rgba(211, 231, 102, .04); }
.feature-panel > *, .dark-callout > *, .cta-panel > * { position: relative; z-index: 1; }
.feature-panel h2, .dark-callout h2, .cta-panel h2 { max-width: 700px; margin-bottom: 21px; }
.feature-panel p:not(.section-kicker), .dark-callout p:not(.section-kicker), .cta-panel p:not(.section-kicker) { max-width: 590px; color: var(--muted-strong); }
.feature-panel .button { margin-top: 14px; }
.feature-pattern { position: absolute; right: 11%; bottom: 14%; width: 220px; height: 180px; opacity: .45; border: 1px solid var(--border-strong); transform: rotate(-13deg); }
.feature-pattern::before, .feature-pattern::after { position: absolute; content: ""; background: var(--primary); }
.feature-pattern::before { top: 50%; right: -22px; left: -22px; height: 1px; }
.feature-pattern::after { top: -22px; bottom: -22px; left: 50%; width: 1px; }
.feature-pattern span { position: absolute; width: 10px; height: 10px; border: 2px solid var(--secondary); border-radius: 50%; background: var(--bg); }
.feature-pattern span:nth-child(1) { top: -5px; left: 20%; }
.feature-pattern span:nth-child(2) { top: 46%; right: -5px; }
.feature-pattern span:nth-child(3) { bottom: -5px; left: 46%; }
.feature-pattern span:nth-child(4) { top: 46%; left: -5px; }
.cta-section { padding-top: 100px; padding-bottom: 120px; }
.cta-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(260px, .65fr); gap: 70px; }
.cta-grid h2 { margin-bottom: 0; }
.direct-contact-line { margin: 24px 0 0; font-size: .79rem; }
.external-contact-link { color: var(--secondary-soft); font-weight: 700; text-underline-offset: 4px; }

/* Shared interior pages */
.page-hero { position: relative; padding: 112px 0 96px; border-bottom: 1px solid var(--border); background: radial-gradient(circle at 86% 25%, rgba(84, 199, 232, .13), transparent 25%), linear-gradient(135deg, rgba(16, 43, 61, .75), rgba(7, 19, 31, 0) 62%); }
.page-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(250px, .55fr); align-items: end; gap: 80px; }
.page-hero h1 { max-width: 850px; margin: 19px 0 22px; }
.page-hero p:not(.section-kicker) { max-width: 700px; margin-bottom: 0; color: var(--muted-strong); font-size: 1.08rem; line-height: 1.8; }
.page-hero-aside { padding: 24px; border: 1px solid var(--border); border-radius: var(--radius); background: rgba(13, 33, 49, .62); }
.page-hero-aside strong { color: var(--secondary-soft); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; }
.page-hero-aside p { margin-top: 12px; font-size: .9rem !important; line-height: 1.65 !important; }
.content-section { padding-top: 100px; padding-bottom: 100px; }
.content-section > h2 { margin-bottom: 34px; }
.service-detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .8fr); gap: 90px; }
.service-detail-grid h2 { margin-bottom: 24px; }
.service-detail-grid p, .service-detail-grid li { color: var(--muted-strong); line-height: 1.8; }
.service-detail-grid ul { padding-left: 20px; margin: 0; }
.service-detail-grid li::marker { color: var(--secondary); }
.content-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.info-card { min-height: 240px; }
.dark-callout { padding: clamp(34px, 5vw, 68px); }
.dark-callout .button { margin-top: 12px; }
.detail-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.detail-step { min-height: 220px; padding: 26px; border-top: 2px solid var(--primary); border-radius: 0 0 var(--radius-small) var(--radius-small); background: rgba(13, 33, 49, .74); }
.detail-step > span { color: var(--secondary); font-size: .7rem; font-weight: 800; letter-spacing: .14em; }
.detail-step h3 { margin: 34px 0 12px; }
.detail-step p { margin-bottom: 0; color: var(--muted); font-size: .9rem; }
.timeline { display: grid; gap: 1px; border: 1px solid var(--border); background: var(--border); }
.timeline-card { display: grid; grid-template-columns: 90px 1fr; gap: 28px; padding: 30px; background: var(--surface); }
.timeline-card > span { color: var(--secondary); font-size: .7rem; font-weight: 800; letter-spacing: .12em; }
.timeline-card h3 { margin-bottom: 8px; }
.timeline-card p { margin-bottom: 0; color: var(--muted); }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.article-card { min-height: 260px; }
.article-card .tag { margin-bottom: 20px; }
.tag { display: inline-flex; width: fit-content; padding: 5px 9px; border: 1px solid var(--border-strong); border-radius: 30px; color: var(--primary-bright); font-size: .62rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }

/* Contact and forms */
.contact-layout { display: grid; grid-template-columns: minmax(0, .83fr) minmax(0, 1.17fr); align-items: start; gap: 30px; }
.contact-intro h2 { margin-bottom: 22px; }
.contact-intro > p:not(.section-kicker) { max-width: 530px; color: var(--muted-strong); line-height: 1.8; }
.direct-contact { margin-top: 45px; }
.direct-contact-grid { display: grid; gap: 10px; }
.direct-contact-card { display: grid; grid-template-columns: .55fr 1fr auto; align-items: center; gap: 16px; padding: 18px; border: 1px solid var(--border); border-radius: var(--radius-small); color: var(--text); background: var(--surface); text-decoration: none; transition: border-color .2s ease, transform .2s ease; }
.direct-contact-card:hover { border-color: var(--border-strong); transform: translateX(4px); }
.direct-contact-label { color: var(--primary-bright); font-size: .64rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.direct-contact-card strong { font-size: .9rem; }
.direct-contact-card > span:last-child { color: var(--secondary-soft); font-size: .7rem; font-weight: 750; }
.contact-list { display: grid; gap: 17px; margin-top: 42px; }
.contact-list div { display: grid; gap: 5px; padding-top: 17px; border-top: 1px solid var(--border); }
.contact-list strong { font-size: .78rem; letter-spacing: .07em; text-transform: uppercase; }
.contact-list span { color: var(--muted); font-size: .83rem; }
.lead-form { padding: clamp(26px, 4vw, 48px); border: 1px solid var(--border-strong); border-radius: var(--radius); background: linear-gradient(145deg, rgba(17, 47, 65, .82), rgba(9, 25, 38, .95)); box-shadow: var(--shadow); }
.form-intro h2 { margin-bottom: 13px; font-size: clamp(1.9rem, 3.5vw, 3rem); }
.form-intro p:not(.section-kicker) { color: var(--muted); font-size: .9rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 30px; }
.form-field { display: flex; flex-direction: column; gap: 7px; }
.form-field-full { grid-column: 1 / -1; }
.form-field label, .check-row { color: var(--muted-strong); font-size: .77rem; font-weight: 700; }
.form-field label span, .check-row span span { color: var(--secondary); }
input, select, textarea { width: 100%; border: 1px solid var(--border); border-radius: 5px; color: var(--text); background: rgba(4, 16, 26, .55); font: inherit; }
input, select { min-height: 47px; padding: 0 13px; }
textarea { min-height: 145px; padding: 13px; resize: vertical; }
input::placeholder, textarea::placeholder { color: var(--muted); }
select { appearance: auto; }
.form-field.has-error input, .form-field.has-error select, .form-field.has-error textarea { border-color: #ff9b91; }
.field-error { min-height: 16px; color: #ffb5ae; font-size: .7rem; }
.honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.check-row { display: flex; align-items: flex-start; gap: 10px; margin-top: 22px; }
.check-row input { flex: 0 0 auto; width: 18px; height: 18px; min-height: 18px; margin: 2px 0 0; accent-color: var(--secondary); }
.form-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 24px; }
.form-status { margin: 0; color: var(--muted-strong); font-size: .78rem; }
.form-status.error { color: #ffb5ae; }
.form-status.success { color: var(--secondary-soft); }
.form-privacy { margin: 24px 0 0; color: var(--muted); font-size: .7rem; line-height: 1.6; }
.success-panel { padding-top: 22px; }
.success-panel h3 { color: var(--secondary-soft); }

.site-footer { padding-top: 72px; border-top: 1px solid var(--border); background: var(--bg-deep); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(4, minmax(0, 1fr)); gap: 25px; padding-bottom: 66px; }
.footer-brand { margin-bottom: 20px; }
.footer-note { max-width: 230px; margin: 0; color: var(--muted); font-size: .82rem; }
.footer-heading { margin: 4px 0 18px; color: var(--primary-bright); font-size: .66rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.footer-links { display: grid; gap: 10px; }
.footer-links a { width: fit-content; color: var(--muted); font-size: .8rem; text-decoration: none; transition: color .18s ease; }
.footer-links a:hover { color: var(--text); }
.footer-social-links a { color: var(--secondary-soft); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 18px; padding-bottom: 18px; border-top: 1px solid var(--border); color: var(--muted); font-size: .68rem; }
.floating-whatsapp { position: fixed; z-index: 25; right: 24px; bottom: calc(22px + env(safe-area-inset-bottom)); display: inline-flex; align-items: center; gap: 9px; min-height: 46px; padding: 0 15px; border: 1px solid rgba(211, 231, 102, .5); border-radius: 30px; color: var(--bg); background: var(--secondary-soft); box-shadow: 0 12px 28px rgba(0, 0, 0, .28); font-size: .67rem; font-weight: 850; letter-spacing: .06em; text-decoration: none; text-transform: uppercase; transition: transform .2s ease, background-color .2s ease; }
.floating-whatsapp:hover { transform: translateY(-3px); background: #effaa9; }
.floating-whatsapp span { display: grid; place-items: center; width: 20px; height: 20px; border: 1px solid rgba(7, 19, 31, .34); border-radius: 50%; font-size: .72rem; }
.not-found { display: grid; min-height: 66vh; place-items: center; padding: 90px 28px; }
.not-found-inner { width: min(760px, 100%); padding: 64px; border: 1px solid var(--border-strong); border-radius: 20px; background: linear-gradient(135deg, rgba(16, 43, 61, .8), rgba(7, 19, 31, .7)); box-shadow: var(--shadow); }
.not-found-inner h1 { margin: 20px 0; font-size: clamp(3rem, 7vw, 6rem); }
.not-found-inner > p:not(.section-kicker) { max-width: 520px; color: var(--muted-strong); font-size: 1.05rem; }

[data-reveal] { opacity: 1; transform: none; }
.js-ready [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.js-ready [data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .header-inner { gap: 18px; }
  .nav-list { gap: 13px; }
  .nav-list a { font-size: .63rem; }
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr); gap: 42px; }
  .value-item { font-size: .64rem; }
  .network-layout { gap: 42px; }
}

@media (max-width: 900px) {
  .shell { width: min(var(--container), calc(100% - 40px)); }
  .header-inner { grid-template-columns: auto auto 1fr auto; min-height: 74px; }
  .menu-toggle { display: block; grid-column: 2; }
  .primary-nav { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: none; padding: 19px; border: 1px solid var(--border); border-top: 0; background: rgba(7, 19, 31, .98); box-shadow: var(--shadow); }
  .primary-nav.is-open { display: block; }
  .nav-list { display: grid; gap: 0; }
  .nav-list a { padding: 13px 4px; font-size: .76rem; }
  .nav-list a[aria-current="page"]::after { right: auto; bottom: 7px; left: 4px; width: 26px; }
  .nav-mobile-cta { display: inline-flex; margin-top: 14px; }
  .nav-cta { grid-column: 4; }
  .hero-grid, .page-hero-grid, .network-layout, .service-detail-grid, .contact-layout { grid-template-columns: 1fr; }
  .hero-grid { padding-top: 68px; }
  .hero-copy { max-width: 760px; }
  .hero-visual { min-height: 460px; }
  .architecture-visual { min-height: 460px; }
  .page-hero-grid { gap: 36px; }
  .page-hero-aside { max-width: 520px; }
  .network-visual { min-height: 370px; }
  .service-detail-grid { gap: 45px; }
  .contact-layout { gap: 60px; }
  .cta-grid { gap: 34px; }
}

@media (max-width: 700px) {
  .shell { width: min(var(--container), calc(100% - 32px)); }
  .header-inner { grid-template-columns: auto auto 1fr; }
  .brand { font-size: .65rem; gap: 8px; }
  .brand img { width: 36px; height: 36px; }
  .nav-cta { display: none; }
  .primary-nav { right: 0; left: 0; }
  .section { padding-top: 78px; padding-bottom: 78px; }
  .section-heading { display: block; margin-bottom: 32px; }
  .section-heading .arrow-link { margin-top: 20px; }
  .hero-grid { min-height: 0; padding-top: 62px; padding-bottom: 60px; }
  .hero-copy h1 { font-size: clamp(3.1rem, 15vw, 5.1rem); }
  .hero-lede { font-size: 1rem; }
  .hero-visual, .architecture-visual { min-height: 390px; }
  .visual-node { min-width: 92px; min-height: 59px; padding: 8px; font-size: .54rem; }
  .visual-node strong { font-size: .62rem; }
  .visual-node small { font-size: .5rem; }
  .visual-node.core { min-width: 130px; min-height: 78px; }
  .visual-label { font-size: .52rem; }
  .visual-note { right: 20px; bottom: 20px; left: auto; max-width: 160px; font-size: .64rem; text-align: right; }
  .value-strip { grid-template-columns: repeat(2, 1fr); }
  .value-item:nth-child(2n) { border-right: 0; }
  .value-item:nth-child(n + 3) { border-top: 1px solid var(--border); }
  .section-grid, .cta-grid, .project-preview { grid-template-columns: 1fr; gap: 32px; }
  .service-grid, .industry-grid, .principle-grid, .solution-grid, .content-grid, .detail-steps, .article-grid { grid-template-columns: 1fr; }
  .service-card, .info-card, .article-card, .industry-card { min-height: 0; }
  .network-layout { gap: 30px; }
  .network-visual { min-height: 300px; }
  .network-label { min-width: 77px; padding: 5px; font-size: .48rem; }
  .network-label.core { min-width: 100px; }
  .workflow { grid-template-columns: repeat(2, 1fr); }
  .workflow-step { min-height: 170px; border-bottom: 1px solid var(--border); }
  .workflow-step:nth-child(2n) { border-right: 0; }
  .workflow-step:nth-last-child(-n + 2) { border-bottom: 0; }
  .page-hero { padding: 78px 0 70px; }
  .page-hero h1 { font-size: clamp(3rem, 14vw, 5.4rem); }
  .content-section { padding-top: 72px; padding-bottom: 72px; }
  .timeline-card { grid-template-columns: 1fr; gap: 12px; }
  .direct-contact-card { grid-template-columns: 1fr; gap: 5px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-field-full { grid-column: auto; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 34px 18px; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .footer-bottom { display: grid; gap: 5px; }
  .floating-whatsapp { right: 14px; bottom: calc(14px + env(safe-area-inset-bottom)); min-height: 43px; padding-inline: 12px; font-size: .59rem; }
  .not-found { padding: 70px 16px; }
  .not-found-inner { padding: 36px 25px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}