:root {
  --bg: #071019;
  --bg-soft: #0b1520;
  --bg-elev: #0f1d2a;
  --surface: #101e2c;
  --surface-2: #132536;
  --line: rgba(154, 190, 215, .14);
  --line-strong: rgba(154, 190, 215, .25);
  --text: #eef7fb;
  --text-soft: #a8bcc8;
  --text-dim: #78909f;
  --accent: #18d9ff;
  --accent-2: #55f5d1;
  --accent-deep: #0794c9;
  --danger: #ff6d7a;
  --warning: #ffd166;
  --success: #6ff3b1;
  --shadow: 0 24px 80px rgba(0,0,0,.34);
  --radius: 20px;
  --radius-sm: 12px;
  --container: 1180px;
  --header-h: 78px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open { overflow: hidden; }
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
::selection { background: rgba(24,217,255,.28); color: #fff; }

.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;
  left: 14px;
  top: -60px;
  z-index: 9999;
  background: #fff;
  color: #071019;
  padding: 10px 14px;
  border-radius: 8px;
  font-weight: 800;
}
.skip-link:focus { top: 14px; }

.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.is-scrolled {
  background: rgba(7,16,25,.84);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}
.header-inner { min-height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(24,217,255,.35);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 30%, rgba(24,217,255,.18), rgba(24,217,255,.03) 62%);
  box-shadow: inset 0 0 24px rgba(24,217,255,.06), 0 0 28px rgba(24,217,255,.08);
  font-size: 20px;
}
.brand-copy { display: grid; gap: 2px; }
.brand-copy strong { font-size: 15px; letter-spacing: .12em; line-height: 1; }
.brand-copy small { color: var(--text-dim); font-size: 8px; letter-spacing: .2em; font-weight: 800; }
.main-nav { display: flex; align-items: center; gap: 25px; }
.main-nav > a:not(.button) { color: #b8cbd5; font-size: 13px; font-weight: 700; transition: color .2s ease; }
.main-nav > a:not(.button):hover, .main-nav > a:not(.button):focus-visible { color: #fff; }

.button {
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  border-radius: 10px;
  padding: 12px 18px;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: .01em;
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.button:hover { transform: translateY(-1px); }
.button:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.button-sm { padding: 10px 15px; font-size: 12px; }
.button-lg { min-height: 52px; padding: 14px 21px; }
.button-full { width: 100%; }
.button-primary {
  color: #031219;
  background: linear-gradient(135deg, var(--accent), #64f6dd);
  box-shadow: 0 12px 30px rgba(24,217,255,.16);
}
.button-primary:hover { box-shadow: 0 16px 38px rgba(24,217,255,.24); }
.button-ghost {
  color: var(--text);
  border: 1px solid var(--line-strong);
  background: rgba(255,255,255,.02);
}
.button-ghost:hover { border-color: rgba(24,217,255,.45); background: rgba(24,217,255,.05); }

.menu-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.03); }
.menu-toggle > span:not(.sr-only) { width: 100%; height: 2px; display: block; margin: 5px 0; background: #fff; transition: .2s ease; }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 860px;
  padding: 165px 0 46px;
  background:
    radial-gradient(circle at 75% 30%, rgba(0,172,220,.10), transparent 31%),
    radial-gradient(circle at 20% 18%, rgba(85,245,209,.05), transparent 27%),
    linear-gradient(180deg, #071019 0%, #08131d 72%, #071019 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 180px;
  background: linear-gradient(180deg, transparent, #071019);
  pointer-events: none;
}
.network-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .56; pointer-events: none; }
.hero-grid {
  position: absolute;
  inset: 0;
  opacity: .22;
  background-image:
    linear-gradient(rgba(125,180,205,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125,180,205,.07) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(circle at 58% 28%, #000 0%, transparent 70%);
}
.hero-layout { position: relative; z-index: 2; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 72px; }
.hero-copy { padding-top: 16px; }
.eyebrow, .section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #7cecff;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 rgba(85,245,209,.45); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(85,245,209,0); } 100% { box-shadow: 0 0 0 0 rgba(85,245,209,0); } }
.hero h1 {
  max-width: 720px;
  margin: 22px 0 23px;
  font-size: clamp(46px, 5.4vw, 76px);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 760;
}
.hero h1 span { color: transparent; background: linear-gradient(96deg, #eafcff 10%, #67efff 62%, #63f3d5); -webkit-background-clip: text; background-clip: text; }
.hero-lead { max-width: 660px; margin: 0; color: #a8bfcb; font-size: 18px; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-proof { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 39px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-proof div { min-width: 0; }
.hero-proof strong { display: block; color: #eaf8fb; font-size: 12px; letter-spacing: .04em; margin-bottom: 4px; }
.hero-proof span { display: block; color: #78909f; font-size: 11px; line-height: 1.45; }

.hero-visual { position: relative; min-height: 560px; display: grid; align-items: center; }
.system-card {
  position: relative;
  width: 100%;
  max-width: 540px;
  margin-left: auto;
  padding: 24px;
  border: 1px solid rgba(133,204,226,.18);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(15,31,44,.94), rgba(7,18,28,.94));
  box-shadow: 0 35px 120px rgba(0,0,0,.36), inset 0 1px 0 rgba(255,255,255,.035);
  backdrop-filter: blur(12px);
}
.system-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(24,217,255,.34), transparent 32%, transparent 70%, rgba(85,245,209,.18));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.system-card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 20px; }
.status-live { display: flex; align-items: center; gap: 7px; color: #77efca; font-size: 9px; letter-spacing: .14em; font-weight: 900; }
.status-live i { width: 6px; height: 6px; border-radius: 50%; background: #77efca; box-shadow: 0 0 12px #77efca; }
.system-card-header h2 { margin: 7px 0 0; font-size: 24px; letter-spacing: -.03em; }
.system-id { color: #6f8795; font: 700 9px/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .12em; }
.asset-strip { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 13px; padding: 13px; border: 1px solid var(--line); border-radius: 13px; background: rgba(255,255,255,.018); }
.asset-icon { width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; background: rgba(24,217,255,.08); border: 1px solid rgba(24,217,255,.22); color: #7cecff; font-weight: 900; }
.asset-strip span { display: block; color: #78909f; font-size: 10px; }
.asset-strip strong { display: block; margin-top: 2px; font-size: 12px; }
.health-score { color: #79f0c6 !important; font: 800 20px/1 ui-monospace, monospace !important; }
.chart-shell { margin-top: 14px; padding: 15px; border: 1px solid var(--line); border-radius: 13px; background: rgba(1,9,14,.26); }
.chart-head { display: flex; justify-content: space-between; color: #7f95a1; font-size: 10px; }
.chart-head strong { color: #dffbff; font: 800 11px/1 ui-monospace, monospace; }
.chart-shell svg { width: 100%; height: 130px; margin-top: 6px; overflow: visible; }
.grid-line { fill: none; stroke: rgba(143,191,209,.09); stroke-width: 1; }
.area { fill: url(#area); }
.trend { fill: none; stroke: #18d9ff; stroke-width: 2.2; filter: drop-shadow(0 0 7px rgba(24,217,255,.45)); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 10px; }
.metric { padding: 12px 10px; border: 1px solid var(--line); border-radius: 11px; background: rgba(255,255,255,.015); }
.metric span { color: #6f8794; font-size: 8px; }
.metric strong { display: block; margin: 4px 0 2px; font: 800 13px/1.2 ui-monospace, monospace; }
.metric em { color: #77eac7; font-size: 8px; font-style: normal; }
.protocol-flow { display: flex; align-items: center; justify-content: space-between; gap: 7px; margin-top: 17px; color: #6d8290; font: 800 8px/1 ui-monospace, monospace; letter-spacing: .08em; }
.protocol-flow i { flex: 1; height: 1px; background: linear-gradient(90deg, rgba(24,217,255,.15), rgba(24,217,255,.72), rgba(24,217,255,.15)); position: relative; }
.protocol-flow i::after { content: ""; position: absolute; right: 0; top: -2px; border-left: 4px solid rgba(24,217,255,.7); border-top: 2px solid transparent; border-bottom: 2px solid transparent; }
.floating-chip { position: absolute; z-index: 3; padding: 9px 11px; border: 1px solid rgba(24,217,255,.22); border-radius: 9px; background: rgba(7,19,29,.9); box-shadow: 0 16px 30px rgba(0,0,0,.25); color: #a0b8c4; font: 800 8px/1 ui-monospace, monospace; letter-spacing: .08em; }
.floating-chip b { display: block; color: #5ee8ff; margin-top: 4px; font-size: 7px; }
.chip-one { left: -28px; top: 88px; }
.chip-two { right: -24px; top: 185px; }
.chip-three { left: 20px; bottom: 44px; }
.protocol-bar { position: relative; z-index: 3; margin-top: 70px; padding: 19px 0; display: flex; align-items: center; justify-content: space-between; gap: 22px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.protocol-bar span { color: #637c8b; font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.protocol-bar strong { color: #96aebb; font: 750 10px/1 ui-monospace, monospace; }

.section { position: relative; padding: 116px 0; background: #09131d; }
.section-dark { background: #071019; }
.section-tint { background: #0b1621; }
.section-heading { max-width: 800px; margin-bottom: 53px; }
.section-heading h2 { margin: 14px 0 17px; font-size: clamp(34px, 4.2vw, 54px); line-height: 1.06; letter-spacing: -.045em; }
.section-heading p { margin: 0; color: var(--text-soft); font-size: 16px; line-height: 1.75; }
.split-heading { max-width: none; display: grid; grid-template-columns: 1.08fr .8fr; gap: 90px; align-items: end; }
.split-heading p { padding-bottom: 4px; }

.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.problem-card { min-height: 270px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(160deg, rgba(255,255,255,.018), rgba(255,255,255,.006)); }
.card-index { color: #41e7ff; font: 800 10px/1 ui-monospace, monospace; letter-spacing: .12em; }
.problem-card h3 { margin: 56px 0 13px; font-size: 20px; line-height: 1.2; letter-spacing: -.025em; }
.problem-card p { margin: 0; color: #8fa6b3; font-size: 13px; line-height: 1.7; }

.architecture-shell { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; padding: 24px 0 8px; }
.arch-line { position: absolute; top: 82px; left: 8%; right: 8%; height: 1px; background: linear-gradient(90deg, transparent, rgba(24,217,255,.28), rgba(24,217,255,.28), transparent); }
.arch-step { position: relative; z-index: 1; text-align: center; padding: 12px; }
.arch-step > span { display: inline-block; margin-bottom: 17px; color: #638090; font: 800 9px/1 ui-monospace, monospace; }
.arch-icon { width: 64px; height: 64px; display: grid; place-items: center; margin: 0 auto 22px; border-radius: 50%; border: 1px solid rgba(24,217,255,.28); background: radial-gradient(circle, rgba(24,217,255,.12), #0a1722 68%); box-shadow: 0 0 26px rgba(24,217,255,.08); color: #61eaff; font: 900 15px/1 ui-monospace, monospace; }
.arch-step h3 { margin: 0 0 8px; font-size: 17px; }
.arch-step p { margin: 0; color: #879eaa; font-size: 12px; line-height: 1.6; }
.arch-step small { display: block; margin-top: 14px; color: #536d7b; font: 800 8px/1 ui-monospace, monospace; letter-spacing: .12em; }
.architecture-note { max-width: 880px; margin: 52px auto 0; display: flex; align-items: center; gap: 17px; padding: 19px 22px; border: 1px solid rgba(24,217,255,.18); border-radius: 13px; background: rgba(24,217,255,.035); }
.anchor-mini { flex: 0 0 auto; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: rgba(24,217,255,.08); border: 1px solid rgba(24,217,255,.15); }
.architecture-note p { margin: 0; color: #9cb3bf; font-size: 13px; }
.architecture-note strong { color: #def9fd; }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.service-card { min-height: 420px; padding: 27px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(150deg, rgba(18,37,54,.8), rgba(8,20,30,.72)); position: relative; overflow: hidden; }
.service-card::after { content: ""; position: absolute; inset: auto -35% -55% 20%; height: 220px; border-radius: 50%; background: rgba(24,217,255,.035); filter: blur(18px); }
.service-featured { border-color: rgba(24,217,255,.27); box-shadow: inset 0 1px 0 rgba(24,217,255,.07); }
.service-top { display: flex; justify-content: space-between; color: #5d7887; font: 800 9px/1 ui-monospace, monospace; letter-spacing: .13em; }
.service-signal { color: #24dfff; letter-spacing: .3em; }
.service-card h3 { margin: 68px 0 14px; font-size: 22px; line-height: 1.18; letter-spacing: -.025em; }
.service-card > p { color: #95acb8; font-size: 13px; line-height: 1.7; }
.service-card ul { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 9px; }
.service-card li { position: relative; padding-left: 18px; color: #aec1cb; font-size: 12px; }
.service-card li::before { content: ""; position: absolute; left: 0; top: 9px; width: 6px; height: 1px; background: var(--accent); box-shadow: 0 0 8px rgba(24,217,255,.4); }

.outcomes-section { background: linear-gradient(180deg, #09131d, #08121b); }
.outcomes-layout { display: grid; grid-template-columns: .82fr 1.1fr; gap: 95px; align-items: start; }
.sticky-heading { position: sticky; top: 120px; margin-bottom: 0; }
.text-link { display: inline-flex; gap: 9px; margin-top: 26px; color: #61eaff; font-size: 13px; font-weight: 800; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }
.outcomes-list { border-top: 1px solid var(--line); }
.outcome-item { display: grid; grid-template-columns: 62px 1fr; gap: 17px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.outcome-item > span { color: #4edff6; font: 800 10px/1 ui-monospace, monospace; padding-top: 6px; }
.outcome-item h3 { margin: 0 0 8px; font-size: 20px; }
.outcome-item p { margin: 0; color: #8fa5b1; font-size: 13px; line-height: 1.7; }

.applications-section { overflow: hidden; }
.applications-section::before { content: ""; position: absolute; width: 620px; height: 620px; right: -220px; top: 90px; border: 1px solid rgba(24,217,255,.07); border-radius: 50%; box-shadow: 0 0 0 85px rgba(24,217,255,.018), 0 0 0 170px rgba(24,217,255,.01); }
.asset-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.asset-card { min-height: 230px; padding: 25px; border: 1px solid var(--line); border-radius: 17px; background: rgba(255,255,255,.015); }
.asset-symbol { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 10px; background: #0d1d29; border: 1px solid rgba(24,217,255,.14); color: #54e8ff; font: 900 9px/1 ui-monospace, monospace; letter-spacing: .08em; }
.asset-card h3 { margin: 45px 0 9px; font-size: 18px; }
.asset-card p { margin: 0; color: #849da9; font-size: 12px; line-height: 1.7; }

.method-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: stretch; }
.method-timeline { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #0a1620; }
.method-timeline article { display: grid; grid-template-columns: 65px 1fr; gap: 17px; padding: 26px 28px; border-bottom: 1px solid var(--line); }
.method-timeline article:last-child { border-bottom: 0; }
.method-timeline article > span { color: #4bdff5; font: 800 10px/1 ui-monospace, monospace; padding-top: 5px; }
.method-timeline h3 { margin: 0 0 7px; font-size: 18px; }
.method-timeline p { margin: 0; color: #8fa6b2; font-size: 12px; line-height: 1.7; }
.engineering-panel { padding: 30px; border: 1px solid rgba(24,217,255,.2); border-radius: var(--radius); background: linear-gradient(145deg, #0c1d29, #07131d); box-shadow: inset 0 1px 0 rgba(255,255,255,.03); }
.panel-label { color: #5edff2; font: 800 9px/1 ui-monospace, monospace; letter-spacing: .14em; }
.engineering-panel h3 { margin: 65px 0 12px; font-size: 32px; line-height: 1.08; letter-spacing: -.04em; }
.engineering-panel > p { color: #90a7b2; font-size: 13px; }
.dna-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 35px; }
.dna-grid div { padding: 15px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.015); }
.dna-grid strong { display: block; color: #72ebfb; font: 900 11px/1 ui-monospace, monospace; }
.dna-grid span { display: block; margin-top: 8px; color: #6e8794; font-size: 9px; line-height: 1.45; }

.proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.proof-card { padding: 26px; min-height: 240px; border: 1px dashed rgba(138,185,204,.25); border-radius: 16px; background: rgba(255,255,255,.012); }
.proof-card > span { color: #698391; font: 800 9px/1 ui-monospace, monospace; }
.proof-card h3 { margin: 44px 0 10px; font-size: 18px; }
.proof-card p { color: #8ba2ae; font-size: 12px; }
.proof-card small { display: block; margin-top: 22px; color: #56707d; font: 800 8px/1.4 ui-monospace, monospace; letter-spacing: .08em; }
.testimonial-placeholder { display: grid; grid-template-columns: 70px 1fr; gap: 20px; margin-top: 15px; padding: 25px; border: 1px dashed rgba(138,185,204,.2); border-radius: 16px; }
.quote-mark { color: #26dfff; font: 300 60px/.8 Georgia, serif; }
.testimonial-placeholder p { margin: 0; color: #95abb6; font-size: 13px; }
.testimonial-placeholder span { display: block; margin-top: 12px; color: #617c89; font-size: 10px; font-weight: 800; }

.objections-section { background: #08131c; }
.objection-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.objection-card { padding: 26px; border: 1px solid var(--line); border-radius: 15px; background: rgba(255,255,255,.012); }
.objection-card h3 { margin: 0 0 10px; font-size: 17px; }
.objection-card p { margin: 0; color: #8da4b0; font-size: 12px; line-height: 1.7; }

.faq-section { background: #09141e; }
.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; align-items: start; }
.faq-layout .section-heading { position: sticky; top: 120px; margin: 0; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; position: relative; padding: 23px 48px 23px 0; font-size: 16px; font-weight: 750; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before, .faq-list summary::after { content: ""; position: absolute; right: 3px; top: 31px; width: 13px; height: 1px; background: #5ee7fb; transition: transform .2s ease; }
.faq-list summary::after { transform: rotate(90deg); }
.faq-list details[open] summary::after { transform: rotate(0); }
.faq-list details p { margin: -3px 0 23px; padding-right: 48px; color: #8fa6b2; font-size: 13px; line-height: 1.75; }

.conversion-section { overflow: hidden; background: #071019; border-top: 1px solid var(--line); }
.conversion-glow { position: absolute; width: 820px; height: 820px; left: -270px; top: -220px; border-radius: 50%; background: radial-gradient(circle, rgba(24,217,255,.08), transparent 64%); pointer-events: none; }
.conversion-layout { position: relative; z-index: 2; display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: start; }
.conversion-copy h2 { margin: 17px 0; font-size: clamp(40px, 4.8vw, 60px); line-height: 1.03; letter-spacing: -.05em; }
.conversion-copy > p { margin: 0; color: #9ab0bc; font-size: 15px; max-width: 570px; }
.diagnostic-checklist { margin-top: 38px; display: grid; gap: 16px; }
.diagnostic-checklist > div { display: grid; grid-template-columns: 30px 1fr; gap: 12px; }
.diagnostic-checklist > div > span { width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50%; background: rgba(85,245,209,.08); border: 1px solid rgba(85,245,209,.18); color: #6ef0cb; font-size: 11px; }
.diagnostic-checklist p { margin: 0; color: #7f98a5; font-size: 12px; }
.diagnostic-checklist strong { color: #dceef4; }
.contact-note { display: flex; align-items: center; gap: 13px; margin-top: 40px; color: #708a97; font-size: 11px; }
.contact-note p { margin: 0; }
.contact-note strong { color: #c7dbe4; }

.lead-card { border: 1px solid rgba(127,187,211,.2); border-radius: 22px; background: linear-gradient(155deg, rgba(15,31,44,.96), rgba(8,20,30,.96)); box-shadow: var(--shadow); overflow: hidden; }
.lead-card-head { padding: 27px 28px 22px; border-bottom: 1px solid var(--line); }
.lead-card-head > span { color: #5ee5fa; font: 800 9px/1 ui-monospace, monospace; letter-spacing: .13em; }
.lead-card-head strong { display: block; margin-top: 13px; font-size: 23px; letter-spacing: -.025em; }
.lead-card-head p { margin: 8px 0 0; color: #748e9b; font-size: 11px; }
#lead-form { padding: 27px 28px 30px; display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
#lead-form label { display: grid; gap: 7px; color: #9eb1bb; font-size: 10px; font-weight: 800; letter-spacing: .02em; }
#lead-form label small { color: #5d7582; font-size: 9px; font-weight: 700; }
#lead-form input, #lead-form textarea, #lead-form select {
  width: 100%;
  border: 1px solid rgba(137,179,197,.18);
  border-radius: 9px;
  background: #08151f;
  color: #e8f6fa;
  padding: 12px 13px;
  outline: none;
  font-size: 13px;
  transition: border .18s ease, box-shadow .18s ease;
}
#lead-form input, #lead-form select { min-height: 45px; }
#lead-form textarea { resize: vertical; min-height: 128px; line-height: 1.55; }
#lead-form input:focus, #lead-form textarea:focus, #lead-form select:focus { border-color: rgba(24,217,255,.52); box-shadow: 0 0 0 3px rgba(24,217,255,.07); }
#lead-form input::placeholder, #lead-form textarea::placeholder { color: #536b78; }
#lead-form select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #718995 50%), linear-gradient(135deg, #718995 50%, transparent 50%); background-position: calc(100% - 17px) 20px, calc(100% - 12px) 20px; background-size: 5px 5px; background-repeat: no-repeat; }
.consent-check { grid-template-columns: 18px 1fr !important; align-items: start; gap: 10px !important; font-weight: 500 !important; line-height: 1.5; color: #78919e !important; }
.consent-check input { width: 16px !important; height: 16px !important; min-height: 0 !important; margin-top: 2px; accent-color: #18d9ff; }
.honeypot { position: absolute !important; left: -10000px !important; opacity: 0 !important; pointer-events: none !important; }
.form-status { min-height: 18px; color: #81f0cf; font-size: 11px; line-height: 1.45; }
.form-status.is-error { color: #ff9aa4; }
.button[disabled] { opacity: .62; cursor: wait; transform: none; }

.site-footer { background: #050c12; border-top: 1px solid var(--line); }
.footer-main { display: grid; grid-template-columns: 1.4fr repeat(3, .7fr); gap: 50px; padding: 65px 0 50px; }
.footer-brand p { max-width: 420px; margin: 20px 0 0; color: #718b97; font-size: 12px; }
.footer-col { display: grid; align-content: start; gap: 10px; }
.footer-col strong { margin-bottom: 8px; color: #c9dce4; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.footer-col a, .footer-col span { color: #68818e; font-size: 11px; }
.footer-col a:hover { color: #cbeef5; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding: 19px 0 28px; border-top: 1px solid var(--line); }
.footer-bottom p { margin: 0; color: #526b78; font-size: 9px; }

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

@media (max-width: 1100px) {
  .main-nav { gap: 17px; }
  .main-nav > a:not(.button) { display: none; }
  .hero-layout { gap: 42px; }
  .hero h1 { font-size: clamp(44px, 6vw, 67px); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .architecture-shell { grid-template-columns: repeat(5, minmax(145px, 1fr)); overflow-x: auto; padding-bottom: 20px; }
  .arch-line { min-width: 900px; }
}

@media (max-width: 860px) {
  :root { --header-h: 70px; }
  .container { width: min(var(--container), calc(100% - 28px)); }
  .site-header { background: rgba(7,16,25,.88); backdrop-filter: blur(18px); border-color: var(--line); }
  .menu-toggle { display: block; }
  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    display: none;
    padding: 18px 20px 24px;
    background: rgba(6,15,23,.98);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .main-nav.is-open { display: flex; }
  .main-nav > a:not(.button) { display: block; padding: 13px 8px; font-size: 14px; border-bottom: 1px solid rgba(255,255,255,.04); }
  .hero { padding-top: 125px; min-height: auto; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-visual { min-height: auto; margin-top: 10px; }
  .system-card { margin: 0 auto; }
  .protocol-bar { overflow-x: auto; justify-content: flex-start; white-space: nowrap; margin-top: 55px; padding-inline: 0; }
  .protocol-bar span { display: none; }
  .section { padding: 90px 0; }
  .split-heading { grid-template-columns: 1fr; gap: 18px; }
  .problem-grid, .asset-grid, .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .outcomes-layout, .method-layout, .faq-layout, .conversion-layout { grid-template-columns: 1fr; gap: 52px; }
  .sticky-heading, .faq-layout .section-heading { position: static; }
  .footer-main { grid-template-columns: 1.25fr 1fr 1fr; }
  .footer-col:last-child { display: none; }
}

@media (max-width: 610px) {
  .brand-copy strong { font-size: 13px; }
  .brand-copy small { font-size: 7px; }
  .hero h1 { font-size: clamp(42px, 13vw, 58px); }
  .hero-lead { font-size: 16px; }
  .hero-actions, .hero-actions .button { width: 100%; }
  .hero-proof { grid-template-columns: 1fr; }
  .floating-chip { display: none; }
  .system-card { padding: 16px; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .protocol-flow { gap: 4px; }
  .problem-grid, .services-grid, .asset-grid, .proof-grid, .objection-grid { grid-template-columns: 1fr; }
  .section-heading h2 { font-size: 36px; }
  .service-card { min-height: auto; }
  .service-card h3 { margin-top: 48px; }
  .architecture-shell { margin-right: -14px; }
  .architecture-note { align-items: flex-start; }
  .outcome-item { grid-template-columns: 42px 1fr; }
  .method-timeline article { grid-template-columns: 42px 1fr; padding: 23px 20px; }
  .engineering-panel { padding: 24px; }
  .dna-grid { grid-template-columns: 1fr; }
  .testimonial-placeholder { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .lead-card-head, #lead-form { padding-inline: 20px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 34px 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

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