@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 500; font-display: swap; src: url("../assets/fonts/space-grotesk-500.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 600; font-display: swap; src: url("../assets/fonts/space-grotesk-600.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 700; font-display: swap; src: url("../assets/fonts/space-grotesk-700.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url("../assets/fonts/ibm-plex-sans-400.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url("../assets/fonts/ibm-plex-sans-500.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url("../assets/fonts/ibm-plex-sans-600.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url("../assets/fonts/ibm-plex-sans-700.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("../assets/fonts/ibm-plex-mono-400.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("../assets/fonts/ibm-plex-mono-500.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 600; font-display: swap; src: url("../assets/fonts/ibm-plex-mono-600.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 700; font-display: swap; src: url("../assets/fonts/ibm-plex-mono-700.woff2") format("woff2"); }

:root {
  --ink: #050608;
  --ink-2: #0a0d13;
  --panel: #131822;
  --panel-2: #1a212c;
  --line: rgba(203, 214, 235, .17);
  --line-bright: rgba(203, 214, 235, .34);
  --silver: #dde2ea;
  --mark-grey: #a7a9ac;
  --muted: #8d97ab;
  --blue: #0b5fff;
  --blue-2: #62a8ff;
  --blue-soft: rgba(26, 86, 255, .26);
  --blue-glow: rgba(30, 100, 255, .45);
  --green: #45e49a;
  --white: #f9fbff;
  --max: 1240px;
  --radius: 24px;
  --ease: cubic-bezier(.22, .8, .2, 1);
  --font-display: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, "Courier New", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }

/* site-wide minimal ambient background (drawn in js/main.js) */
.site-bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}
body {
  margin: 0;
  background:
    radial-gradient(1000px 680px at 72% -8%, rgba(26, 86, 255, .32), transparent 62%),
    radial-gradient(760px 520px at 4% 106%, rgba(26, 86, 255, .14), transparent 60%),
    var(--ink);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.5;
  overflow-x: clip;
  max-width: 100%;
}
::selection { background: var(--blue); color: white; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }

.shell { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--blue-2);
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  box-shadow: 7px 0 0 currentColor;
  opacity: .85;
}
.display {
  margin: 0;
  max-width: 920px;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 8.5vw, 8.3rem);
  line-height: .91;
  letter-spacing: -.025em;
  font-weight: 700;
  overflow-wrap: break-word;
}
.display .silver { color: var(--silver); }
.display .blue { color: var(--blue-2); }
.muted { color: var(--muted); }

/* Header */
.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  width: 100%;
  padding: 22px 0;
  transition: background .35s ease, padding .35s ease, border-color .35s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  padding: 13px 0;
  background: rgba(7, 9, 13, .92);
  border-color: var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  flex: none;
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 0 10px rgba(11, 95, 255, .28));
}
.brand-mark svg { display: block; width: 100%; height: 100%; }
.brand-wordmark { display: block; width: 148px; height: auto; }
.brand-wordmark--full { width: 168px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  color: #adb5c4;
  font-size: .8rem;
  font-weight: 500;
}
.nav-links a { transition: color .2s ease; }
.nav-links a:hover { color: white; }
.nav-cta, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 45px;
  padding: 0 17px;
  color: white;
  font-family: var(--font-mono);
  border: 1px solid rgba(130, 171, 255, .68);
  background: linear-gradient(135deg, #2f6bff, #1145d6);
  box-shadow: 0 16px 42px rgba(26, 86, 255, .32), inset 0 1px 0 rgba(255,255,255,.22);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .04em;
  transition: transform .25s var(--ease), box-shadow .25s ease, filter .25s ease;
}
.nav-cta:hover, .button:hover { transform: translateY(-3px); filter: brightness(1.12); box-shadow: 0 20px 46px rgba(26,86,255,.44); }
.nav-cta svg { width: 14px; }
.menu-button { display: none; color: white; background: none; border: 0; padding: 7px; }
.menu-button svg { width: 23px; height: 23px; }

/* Hero */
.hero {
  position: relative;
  min-height: 860px;
  padding: 205px 0 95px;
  display: flex;
  align-items: center;
  isolation: isolate;
  overflow: clip;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  opacity: .55;
  background-image:
    linear-gradient(rgba(150, 172, 216, .1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(150, 172, 216, .1) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, black 0%, rgba(0,0,0,.72) 55%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 0%, rgba(0,0,0,.72) 55%, transparent 100%);
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -3;
  width: 850px;
  height: 850px;
  right: -370px;
  top: 40px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,86,255,.34), rgba(26,86,255,.05) 40%, transparent 70%);
  animation: breathe 8s ease-in-out infinite;
  will-change: transform, opacity;
}
.hero-content { position: relative; z-index: 2; }
.hero .eyebrow { margin-bottom: 29px; }
.hero-copy {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 50px;
}
.hero-note {
  width: min(100%, 310px);
  margin: 0 0 8px;
  color: #b0b8c7;
  font-size: 1rem;
  line-height: 1.65;
  text-shadow: 0 0 10px var(--ink), 0 0 10px var(--ink);
}
.hero-note strong { color: white; font-weight: 600; }
.hero-actions { display: flex; gap: 13px; margin-top: 43px; }
.button.secondary {
  color: #d3d9e4;
  border-color: var(--line-bright);
  background: rgba(255,255,255,.035);
  box-shadow: none;
}
.button.secondary:hover { background: rgba(255,255,255,.08); }
.button svg { width: 15px; height: 15px; }
.hero-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 78px;
  color: #778397;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.hero-meta .status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #b1bbc9;
}
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
.hero-meta .divide { width: 1px; height: 20px; background: var(--line-bright); }

/* Hero canvas — node constellation, drawn in js/main.js.
   Sits behind the copy, masked so it fades out under the headline. */
.hero-canvas {
  position: absolute;
  z-index: -1;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .92;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.45) 16%, #000 42%);
  mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.45) 16%, #000 42%);
}

/* Marquee */
.marquee {
  overflow: clip;
  contain: content;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.028);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 32s linear infinite;
}
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 38px;
  padding: 19px 36px;
  color: #7c879c;
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  white-space: nowrap;
}
.marquee-item::after { content: "→"; color: var(--blue-2); font-size: .8rem; }

/* General sections */
.section { padding: 148px 0; position: relative; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 66px;
}
.section-title {
  margin: 13px 0 0;
  max-width: 680px;
  color: var(--silver);
  font-family: var(--font-display);
  font-size: clamp(2.7rem, 5vw, 5.2rem);
  line-height: .98;
  letter-spacing: -.02em;
  font-weight: 700;
  text-wrap: balance;
  overflow-wrap: break-word;
}
.section-title em { color: var(--blue-2); font-style: normal; }
.section-intro { max-width: 320px; margin: 0; color: var(--muted); font-size: .95rem; line-height: 1.7; }

/* Services */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-card {
  position: relative;
  min-height: 368px;
  padding: 28px;
  overflow: hidden;
  background: var(--ink-2);
  transition: background .35s ease, transform .35s var(--ease);
}
.service-card:hover { z-index: 1; background: #151d29; transform: translateY(-8px); }
.service-card::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -85px;
  bottom: -80px;
  border-radius: 50%;
  border: 1px solid rgba(26,86,255,.42);
  box-shadow: 0 0 46px rgba(26,86,255,.26);
  transition: transform .6s var(--ease);
}
.service-card:hover::after { transform: scale(1.4); }
.service-no { color: #6b7891; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; }
.service-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: 52px 0 35px;
  color: var(--blue-2);
  border: 1px solid rgba(98,168,255,.42);
  background: rgba(26,86,255,.13);
  box-shadow: 0 0 20px rgba(26,86,255,.14);
}
.service-icon svg { width: 22px; height: 22px; }
.service-card h3 { margin: 0 0 13px; font-family: var(--font-display); font-weight: 600; font-size: 1.14rem; letter-spacing: -.01em; }
.service-card p { max-width: 220px; margin: 0; color: var(--muted); font-size: .84rem; line-height: 1.7; }
.service-link {
  position: absolute;
  bottom: 25px;
  left: 28px;
  color: #b9c4d5;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .3s ease, transform .3s ease;
}
.service-card:hover .service-link { opacity: 1; transform: translateY(0); }

/* System section */
.system-section { overflow: hidden; background: linear-gradient(180deg, transparent, rgba(13,31,75,.22), transparent); }
.system-layout {
  display: grid;
  grid-template-columns: .86fr 1.14fr;
  align-items: center;
  gap: 95px;
}
.system-copy .section-title { max-width: 520px; }
.system-copy > p { max-width: 430px; margin: 30px 0 0; color: var(--muted); line-height: 1.75; }
.system-link { display: inline-flex; align-items: center; gap: 12px; margin-top: 33px; color: var(--blue-2); font-family: var(--font-mono); font-size: .73rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.system-link svg { width: 15px; transition: transform .2s ease; }
.system-link:hover svg { transform: translateX(5px); }
.flow {
  position: relative;
  min-height: 500px;
  padding: 35px;
  border: 1px solid var(--line-bright);
  background:
    linear-gradient(135deg, rgba(255,255,255,.06), transparent 35%),
    radial-gradient(circle at 67% 43%, rgba(26,86,255,.3), transparent 29%),
    #0a0e15;
  overflow: hidden;
}
.flow::before {
  content: "SIGNAL / 001";
  position: absolute;
  z-index: 2;
  top: 21px;
  right: 25px;
  color: #586478;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .15em;
}
.flow-grid {
  position: absolute;
  inset: 0;
  opacity: .34;
  background-image: linear-gradient(rgba(130,156,203,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(130,156,203,.12) 1px, transparent 1px);
  background-size: 36px 36px;
  -webkit-mask-image: radial-gradient(circle at 60% 45%, black, transparent 78%);
  mask-image: radial-gradient(circle at 60% 45%, black, transparent 78%);
}
.flow-canvas { position: absolute; z-index: 1; inset: 0; }
.flow-base line { stroke: rgba(98,168,255,.16); stroke-width: .4; }
.flow-dot circle { fill: #eaf3ff; }
.flow-dot { will-change: transform; }
.flow-dot.d1 { animation: flow-d1 2.6s linear infinite; }
.flow-dot.d2 { animation: flow-d2 2.6s linear infinite .5s; }
.flow-dot.d3 { animation: flow-d3 2.6s linear infinite 1s; }
@keyframes flow-d1 {
  0%   { transform: translate(7px, 22px);  opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { transform: translate(39px, 40px); opacity: 0; }
}
@keyframes flow-d2 {
  0%   { transform: translate(7px, 53px);  opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { transform: translate(39px, 40px); opacity: 0; }
}
@keyframes flow-d3 {
  0%   { transform: translate(39px, 40px); opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { transform: translate(93px, 40px); opacity: 0; }
}
.flow-node {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #d6deea;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: .62rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.flow-node span {
  display: block;
  width: 18px;
  height: 18px;
  border: 1px solid var(--blue-2);
  border-radius: 50%;
  background: #143a9e;
  box-shadow: 0 0 20px rgba(26,86,255,.85);
}
.flow-node small { color: #7a87a1; display: block; font-family: var(--font-mono); font-size: .57rem; margin-top: 4px; letter-spacing: .05em; }
.flow-node.n1 { top: 22%; left: 7%; }
.flow-node.n2 { top: 53%; left: 7%; }
.flow-node.n3 { top: 40%; left: 39%; }
.flow-node.n4 { top: 40%; right: 7%; }
.flow-readout {
  position: absolute;
  z-index: 2;
  right: 26px;
  bottom: 22px;
  color: #657388;
  font-family: var(--font-mono);
  font-size: .62rem;
  text-align: right;
  line-height: 1.8;
}
.flow-readout b { color: var(--green); font-weight: 500; }

/* Proof / work */
.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 0 0 120px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.proof {
  padding: 27px 30px 30px 0;
  border-right: 1px solid var(--line);
}
.proof + .proof { padding-left: 30px; }
.proof:last-child { border-right: 0; }
.proof-number { display: block; color: white; font-family: var(--font-display); font-size: 2.2rem; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.proof-label { display: block; color: #778295; font-family: var(--font-mono); font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; }
.case-study {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  min-height: 490px;
  border: 1px solid var(--line-bright);
  background: #0b1018;
  overflow: hidden;
}
.case-visual {
  position: relative;
  min-height: 490px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 54%, rgba(26,86,255,.54), transparent 30%),
    linear-gradient(135deg, #151d2b, #050608);
}
.case-visual::before {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(110,166,255,.35);
  transform: perspective(600px) rotateX(54deg) rotateZ(-23deg);
  box-shadow: 0 0 80px rgba(26,86,255,.22);
}
.case-visual::after {
  content: "";
  position: absolute;
  inset: 22%;
  border: 1px solid rgba(215,219,226,.3);
  transform: perspective(600px) rotateX(54deg) rotateZ(-23deg);
  animation: pulse 4s ease-in-out infinite;
}
.visual-core {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 52%;
  width: 125px;
  height: 125px;
  border: 1px solid rgba(125,177,255,.7);
  transform: translate(-50%, -50%) rotate(45deg);
  background: linear-gradient(135deg, rgba(47,107,255,.45), rgba(10,15,35,.7));
  box-shadow: 0 0 70px rgba(26,86,255,.46);
}
.visual-core::before, .visual-core::after { content: ""; position: absolute; background: var(--blue-2); box-shadow: 0 0 12px var(--blue-2); }
.visual-core::before { width: 230px; height: 1px; left: -52px; top: 62px; }
.visual-core::after { height: 230px; width: 1px; top: -52px; left: 62px; }
.case-tag {
  position: absolute;
  z-index: 3;
  left: 29px;
  top: 28px;
  color: #9cc5ff;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .13em;
}
.case-tag::before { content: "●"; margin-right: 8px; color: var(--green); font-size: .55rem; }
.case-copy { display: flex; flex-direction: column; justify-content: space-between; padding: 52px 50px 45px; }
.case-copy h3 { max-width: 390px; margin: 16px 0 20px; color: var(--silver); font-family: var(--font-display); font-weight: 700; font-size: clamp(2.15rem, 4vw, 4.2rem); line-height: .96; letter-spacing: -.02em; text-wrap: balance; }
.case-copy p { max-width: 365px; margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.75; }
.case-bottom { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.case-bottom-label { color: #748094; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; }
.case-bottom-label strong { display: block; margin-top: 9px; color: #ced6e3; font-family: var(--font-body); font-weight: 500; font-size: .8rem; letter-spacing: .01em; text-transform: none; }
.round-arrow {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: white;
  border: 1px solid var(--line-bright);
  border-radius: 50%;
  transition: background .2s ease, transform .2s ease;
}
.round-arrow:hover { background: var(--blue); border-color: var(--blue); transform: rotate(-45deg); }
.round-arrow svg { width: 17px; }

/* Contact */
.contact-section { padding-top: 90px; padding-bottom: 145px; }
.contact-card {
  position: relative;
  padding: 72px;
  border: 1px solid var(--line-bright);
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(26,86,255,.38), transparent 40%), #0e1420;
}
.contact-card::after {
  content: "GB";
  position: absolute;
  right: -20px;
  bottom: -72px;
  color: rgba(88, 143, 255, .09);
  font-family: var(--font-mono);
  font-size: 270px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -.05em;
}
.contact-card h2 { position: relative; z-index: 1; max-width: 700px; margin: 13px 0 30px; color: var(--silver); font-family: var(--font-display); font-weight: 700; font-size: clamp(3rem, 6vw, 6.8rem); line-height: .92; letter-spacing: -.02em; text-wrap: balance; }
.contact-card h2 em { color: var(--blue-2); font-style: normal; }
.contact-card .button { position: relative; z-index: 1; }

/* Footer */
footer { padding: 32px 0 28px; border-top: 1px solid var(--line); }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-note { color: #7c879c; font-size: .78rem; }
.footer-links { display: flex; gap: 22px; color: #aab5c7; font-size: .78rem; }
.footer-links a:hover { color: white; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 62px; color: #6b7691; font-family: var(--font-mono); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; }

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .24s; }

@keyframes breathe { 0%,100% { transform: scale(.9); opacity: .7; } 50% { transform: scale(1.08); opacity: 1; } }
@keyframes pulse { 0%,100% { opacity: .35; transform: perspective(600px) rotateX(54deg) rotateZ(-23deg) scale(.92); } 50% { opacity: .9; transform: perspective(600px) rotateX(54deg) rotateZ(-23deg) scale(1.03); } }
@keyframes marquee { to { transform: translateX(-50%); } }

@media (max-width: 980px) {
  .hero { min-height: 800px; }
  .hero-canvas { opacity: .58; }
  .hero-copy { display: block; }
  .hero-note { margin-top: 30px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .system-layout { grid-template-columns: 1fr; gap: 55px; }
  .flow { min-height: 430px; }
}
@media (max-width: 700px) {
  .shell { width: min(calc(100% - 34px), var(--max)); }
  .site-header { padding: 15px 0; }
  .nav-links, .nav-cta { display: none; }
  .menu-button { display: block; }
  .site-header.open .nav-links {
    position: absolute;
    left: 17px;
    right: 17px;
    top: 64px;
    display: grid;
    gap: 0;
    padding: 4px 0;
    border: 1px solid var(--line-bright);
    border-radius: 10px;
    background: #0a0d13;
    box-shadow: 0 22px 50px -14px rgba(0,0,0,.7);
    overflow: clip;
  }
  .site-header.open .nav-links a { padding: 15px 18px; font-size: .95rem; border-bottom: 1px solid var(--line); }
  .site-header.open .nav-links a:last-child { border-bottom: 0; }
  .hero { min-height: 750px; padding: 170px 0 70px; }
  .hero::before { background-size: 48px 48px; }
  .display { font-size: clamp(2.2rem, 11.5vw, 6rem); }
  .hero-canvas { opacity: .42; }
  .hero-actions { flex-direction: column; align-items: flex-start; margin-top: 34px; }
  .hero-meta { margin-top: 50px; flex-wrap: wrap; }
  .section { padding: 94px 0; }
  .section-head { display: block; margin-bottom: 39px; }
  .section-title { font-size: clamp(1.75rem, 8vw, 5.2rem); }
  .section-intro { margin-top: 23px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 315px; }
  .service-icon { margin-top: 38px; }
  .service-link { opacity: 1; transform: none; }
  .flow { min-height: 390px; padding: 20px; }
  .flow-node { font-size: .53rem; }
  .flow-node small { font-size: .47rem; }
  .flow-node.n1, .flow-node.n2 { left: 4%; }
  .flow-node.n4 { right: 4%; }
  .proof-strip { grid-template-columns: 1fr; margin-bottom: 75px; }
  .proof, .proof + .proof { padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .proof:last-child { border-bottom: 0; }
  .case-study { grid-template-columns: 1fr; }
  .case-visual { min-height: 330px; }
  .case-copy { min-height: 390px; padding: 35px 27px 28px; }
  .case-copy h3 { font-size: clamp(2rem, 8vw, 3rem); overflow-wrap: break-word; }
  .contact-section { padding-top: 30px; padding-bottom: 95px; }
  .contact-card { padding: 42px 27px; }
  .contact-card h2 { font-size: clamp(2.4rem, 10vw, 3.7rem); overflow-wrap: break-word; }
  .footer-top, .footer-bottom { display: block; }
  .footer-links { margin-top: 22px; flex-wrap: wrap; }
  .footer-bottom span + span { display: block; margin-top: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}