:root {
  --bg: #050607;
  --surface: #0b0d10;
  --surface-2: #101319;
  --surface-3: #151923;
  --text: #f4f7fb;
  --muted: #9aa3b2;
  --muted-strong: #c4cad4;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.2);
  --accent: #7182ff;
  --accent-light: #9ba7ff;
  --cyan: #57d3ff;
  --success: #7be0b5;
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 32px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.4);
  --container: 1240px;
  --nav-height: 84px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 80% 10%, rgba(74, 92, 214, 0.08), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  background: rgba(113, 130, 255, 0.4);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  border-radius: 10px;
  background: #fff;
  color: #050607;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 120px 0;
}

.section-tight {
  padding: 84px 0;
}

.section-border {
  border-top: 1px solid var(--line);
}

.section-glow::before {
  position: absolute;
  inset: 10% auto auto 50%;
  width: 44rem;
  height: 44rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(98, 117, 255, 0.1), transparent 68%);
  content: "";
  pointer-events: none;
  transform: translateX(-50%);
}

.section-glow {
  overflow: hidden;
  overflow: clip;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--accent-light);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 24px;
  height: 1px;
  background: currentColor;
  content: "";
}

.display,
h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3,
.display {
  letter-spacing: -0.045em;
  line-height: 1.04;
}

h1,
.display {
  font-size: clamp(3.3rem, 7.2vw, 6.8rem);
  font-weight: 570;
}

h2 {
  margin-bottom: 24px;
  font-size: clamp(2.25rem, 4.7vw, 4.4rem);
  font-weight: 560;
}

h3 {
  margin-bottom: 14px;
  font-size: clamp(1.35rem, 2vw, 1.72rem);
  font-weight: 570;
}

.gradient-text {
  background: linear-gradient(110deg, #fff 8%, #b8c2ff 54%, #61d7ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  max-width: 680px;
  color: var(--muted-strong);
  font-size: clamp(1.08rem, 1.5vw, 1.28rem);
  line-height: 1.68;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(280px, 0.5fr);
  gap: 80px;
  align-items: end;
  margin-bottom: 56px;
}

.section-heading h2,
.section-heading p {
  margin-bottom: 0;
}

.section-heading p {
  color: var(--muted);
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  height: var(--nav-height);
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease, height 220ms ease;
}

.site-header.scrolled {
  height: 72px;
  border-color: var(--line);
  background: rgba(5, 6, 7, 0.82);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  min-width: max-content;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.015));
  box-shadow: inset 0 1px rgba(255,255,255,.11);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: -0.06em;
}

.brand-name {
  display: grid;
  color: #fff;
  font-size: 0.79rem;
  font-weight: 780;
  letter-spacing: 0.13em;
  line-height: 1.08;
  text-transform: uppercase;
}

.brand-name span:last-child {
  color: var(--muted);
  font-size: 0.61rem;
  font-weight: 620;
  letter-spacing: 0.21em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-links a:not(.btn) {
  position: relative;
  color: var(--muted-strong);
  font-size: 0.84rem;
  font-weight: 540;
  transition: color 160ms ease;
}

.nav-links a:not(.btn)::after {
  position: absolute;
  right: 0;
  bottom: -10px;
  left: 0;
  height: 1px;
  background: var(--accent-light);
  content: "";
  opacity: 0;
  transform: scaleX(0.3);
  transition: opacity 160ms ease, transform 160ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: #fff;
}

.nav-links a[aria-current="page"]::after,
.nav-links a:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.035);
  color: #fff;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  width: 18px;
  height: 1px;
  background: currentColor;
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle span {
  margin: 4px 0;
}

.nav-toggle {
  flex-direction: column;
}

.menu-open .nav-toggle span {
  opacity: 0;
}

.menu-open .nav-toggle::before {
  transform: translateY(5px) rotate(45deg);
}

.menu-open .nav-toggle::after {
  transform: translateY(-5px) rotate(-45deg);
}

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 11px;
  cursor: pointer;
  font-size: 0.83rem;
  font-weight: 720;
  letter-spacing: 0.02em;
  line-height: 1;
  transition: transform 170ms ease, background 170ms ease, border-color 170ms ease, box-shadow 170ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: #f3f6ff;
  box-shadow: 0 10px 36px rgba(129, 145, 255, 0.18);
  color: #08090b;
}

.btn-primary:hover {
  background: #fff;
  box-shadow: 0 14px 46px rgba(129, 145, 255, 0.28);
}

.btn-secondary {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.035);
  color: #fff;
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.07);
}

.btn-small {
  min-height: 42px;
  padding-inline: 18px;
}

.arrow {
  font-size: 1.1em;
  transition: transform 170ms ease;
}

a:hover .arrow,
button:hover .arrow {
  transform: translateX(3px);
}

.hero {
  position: relative;
  display: flex;
  min-height: 820px;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 220px;
  background: linear-gradient(transparent, var(--bg));
  content: "";
  pointer-events: none;
}

.hero-media {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(5,6,7,.98) 0%, rgba(5,6,7,.82) 30%, rgba(5,6,7,.12) 73%, rgba(5,6,7,.36) 100%),
    linear-gradient(0deg, rgba(5,6,7,.62), transparent 52%),
    url("images/ai-infrastructure-hero.webp");
  background-position: center;
  background-size: cover;
  opacity: 0.96;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.023) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.023) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 60%);
  mask-image: linear-gradient(90deg, #000, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 810px;
  padding-top: var(--nav-height);
}

.hero h1 {
  max-width: 810px;
  margin-bottom: 26px;
}

.hero .lede {
  max-width: 600px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 60px;
  color: #b7beca;
  font-size: 0.78rem;
  font-weight: 680;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.hero-proof span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(87, 211, 255, 0.8);
  content: "";
}

.signal-strip {
  position: relative;
  z-index: 4;
  margin-top: -1px;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 13, 0.8);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.signal-item {
  min-height: 134px;
  padding: 30px 26px;
  border-left: 1px solid var(--line);
}

.signal-item:last-child {
  border-right: 1px solid var(--line);
}

.signal-number {
  display: block;
  margin-bottom: 15px;
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.67rem;
  letter-spacing: 0.15em;
}

.signal-item strong {
  display: block;
  font-size: 0.97rem;
  font-weight: 580;
}

.signal-item span:last-child {
  color: var(--muted);
  font-size: 0.82rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.012));
  transition: border-color 220ms ease, transform 220ms ease, background 220ms ease;
}

.card::after {
  position: absolute;
  right: -80px;
  bottom: -110px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(87, 117, 255, 0.15), transparent 68%);
  content: "";
  opacity: 0;
  transition: opacity 220ms ease;
}

.card:hover {
  border-color: rgba(151, 164, 255, .36);
  background: linear-gradient(145deg, rgba(255,255,255,.062), rgba(255,255,255,.016));
  transform: translateY(-4px);
}

.card:hover::after {
  opacity: 1;
}

.card-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 72px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--accent-light);
}

.card-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.card p {
  margin-bottom: 0;
  color: var(--muted);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
}

.card-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) auto;
  gap: 28px;
  min-height: 240px;
  align-items: center;
  background:
    radial-gradient(circle at 88% 18%, rgba(87, 211, 255, .12), transparent 20rem),
    radial-gradient(circle at 18% 120%, rgba(113, 130, 255, .14), transparent 24rem),
    linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.012));
}

.card-wide .card-icon,
.card-wide .signal-number,
.card-wide .card-link {
  margin: 0;
}

.card-wide .card-icon {
  width: 60px;
  height: 60px;
}

.card-wide p {
  max-width: 760px;
}

.card-wide .tag-list {
  margin-top: 20px;
}

.feature-split {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr);
  gap: 90px;
  align-items: center;
}

.feature-copy p {
  color: var(--muted);
}

.feature-copy .lede {
  color: var(--muted-strong);
}

.feature-panel {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 64% 32%, rgba(105, 122, 255, .22), transparent 22%),
    linear-gradient(145deg, #121620, #080a0e 72%);
  box-shadow: var(--shadow);
}

.feature-panel::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 52px 52px;
  content: "";
  -webkit-mask-image: linear-gradient(135deg, #000, transparent 84%);
  mask-image: linear-gradient(135deg, #000, transparent 84%);
}

.architecture {
  position: absolute;
  inset: 80px 60px 60px;
}

.architecture-node {
  position: absolute;
  display: grid;
  width: 146px;
  height: 112px;
  place-items: center;
  border: 1px solid rgba(147, 160, 255, 0.31);
  border-radius: 18px;
  background: rgba(11, 14, 22, 0.9);
  box-shadow: 0 18px 50px rgba(0,0,0,.42), inset 0 1px rgba(255,255,255,.08);
  color: #e4e8ff;
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-align: center;
  text-transform: uppercase;
}

.architecture-node::before {
  position: absolute;
  top: 17px;
  width: 34px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(113, 130, 255, .8);
  content: "";
}

.architecture-node span {
  padding-top: 22px;
}

.node-1 { top: 0; left: 0; }
.node-2 { top: 0; right: 0; }
.node-3 { right: 0; bottom: 0; }
.node-4 { bottom: 0; left: 0; }
.node-core {
  top: 50%;
  left: 50%;
  width: 172px;
  height: 142px;
  border-color: rgba(87, 211, 255, .4);
  transform: translate(-50%, -50%);
}

.architecture-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 62%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(113,130,255,.7), transparent);
  transform-origin: center;
}

.architecture-line:nth-of-type(6) { transform: translate(-50%, -50%) rotate(34deg); }
.architecture-line:nth-of-type(7) { transform: translate(-50%, -50%) rotate(-34deg); }
.architecture-line:nth-of-type(8) { transform: translate(-50%, -50%) rotate(146deg); }
.architecture-line:nth-of-type(9) { transform: translate(-50%, -50%) rotate(-146deg); }

.list-check {
  display: grid;
  gap: 0;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.list-check li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 15px 0;
  border-top: 1px solid var(--line);
  color: var(--muted-strong);
}

.list-check li::before {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 1px solid rgba(118, 210, 255, .42);
  border-radius: 50%;
  color: var(--cyan);
  content: "✓";
  font-size: 10px;
  line-height: 16px;
  text-align: center;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-item {
  padding: 38px 28px 42px;
  border-right: 1px solid var(--line);
}

.process-item:first-child {
  border-left: 1px solid var(--line);
}

.process-item .signal-number {
  margin-bottom: 54px;
}

.process-item h3 {
  font-size: 1.28rem;
}

.process-item p {
  margin: 0;
  color: var(--muted);
  font-size: .9rem;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.industry-card {
  position: relative;
  grid-column: span 4;
  min-height: 330px;
  overflow: hidden;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.industry-card:nth-child(1),
.industry-card:nth-child(5) {
  grid-column: span 8;
}

.industry-card::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(101, 118, 255, .15), transparent 28%),
    linear-gradient(135deg, transparent, rgba(255,255,255,.025));
  content: "";
}

.industry-card > * {
  position: relative;
}

.industry-card .signal-number {
  margin-bottom: 130px;
}

.industry-card p {
  max-width: 490px;
  margin-bottom: 0;
  color: var(--muted);
}

.cta-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: center;
  overflow: hidden;
  padding: 72px;
  border: 1px solid rgba(151, 164, 255, .24);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 92% 28%, rgba(85, 215, 255, .13), transparent 22rem),
    radial-gradient(circle at 16% 120%, rgba(113, 130, 255, .2), transparent 28rem),
    #0c0f15;
}

.cta-panel::after {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(110deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 32px 32px;
  content: "";
  pointer-events: none;
}

.cta-panel > * {
  position: relative;
  z-index: 1;
}

.cta-panel h2 {
  max-width: 760px;
  margin-bottom: 16px;
}

.cta-panel p {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted-strong);
}

.page-hero {
  position: relative;
  padding: 210px 0 110px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-hero::before {
  position: absolute;
  top: -10%;
  right: -10%;
  width: 50rem;
  height: 50rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(94, 112, 255, .13), transparent 65%);
  content: "";
}

.page-hero::after {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: linear-gradient(90deg, transparent 20%, #000);
  mask-image: linear-gradient(90deg, transparent 20%, #000);
  content: "";
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  max-width: 1040px;
  margin-bottom: 28px;
  font-size: clamp(3.2rem, 6.8vw, 6.5rem);
}

.page-hero .lede {
  margin-bottom: 0;
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(380px, 1fr);
  gap: 100px;
  align-items: start;
}

.two-col p {
  color: var(--muted);
}

.fact-list {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--line);
}

.fact-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 22px;
  padding: 23px 0;
  border-bottom: 1px solid var(--line);
}

.fact-row dt {
  color: var(--muted);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.fact-row dd {
  margin: 0;
  color: var(--muted-strong);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.value-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.value-card .signal-number {
  margin-bottom: 72px;
}

.value-card p {
  margin: 0;
  color: var(--muted);
}

.solution-stack {
  display: grid;
  gap: 16px;
}

.solution-row {
  display: grid;
  grid-template-columns: 64px minmax(240px, .7fr) minmax(320px, 1fr);
  gap: 36px;
  align-items: start;
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(110deg, rgba(255,255,255,.035), rgba(255,255,255,.012));
  transition: border-color 180ms ease, transform 180ms ease;
  scroll-margin-top: 96px;
}

.solution-row:hover {
  border-color: rgba(151, 164, 255, .3);
  transform: translateX(4px);
}

.solution-row-featured {
  border-color: rgba(120, 142, 255, .3);
  background:
    radial-gradient(circle at 92% 18%, rgba(87, 211, 255, .1), transparent 22rem),
    linear-gradient(110deg, rgba(113,130,255,.08), rgba(255,255,255,.014));
}

.solution-checks {
  margin-top: 22px;
}

.solution-checks li {
  padding: 11px 0;
  font-size: .86rem;
}

.solution-row .signal-number {
  margin: 4px 0 0;
}

.solution-row h2,
.solution-row h3,
.solution-row p {
  margin-bottom: 0;
}

.solution-row h3 {
  font-size: 1.5rem;
}

.solution-row p {
  color: var(--muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.tag {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted-strong);
  font-size: .7rem;
  font-weight: 650;
  letter-spacing: .04em;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(480px, 1.28fr);
  gap: 80px;
  align-items: start;
}

.contact-aside {
  position: sticky;
  top: 120px;
}

.contact-aside p {
  color: var(--muted);
}

.contact-lines {
  display: grid;
  gap: 20px;
  margin-top: 42px;
}

.contact-line {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.contact-line span {
  display: block;
  color: var(--muted);
  font-size: .69rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.contact-line a,
.contact-line strong {
  display: block;
  margin-top: 5px;
  font-size: 1rem;
  font-weight: 570;
}

.contact-form {
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.field {
  display: grid;
  gap: 9px;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--muted-strong);
  font-size: .75rem;
  font-weight: 680;
  letter-spacing: .05em;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 11px;
  outline: none;
  background: #080a0d;
  color: #fff;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field input,
.field select {
  height: 52px;
  padding: 0 15px;
}

.field textarea {
  min-height: 150px;
  padding: 14px 15px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: rgba(113,130,255,.8);
  box-shadow: 0 0 0 4px rgba(113,130,255,.1);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #646c79;
}

.form-footer {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  margin-top: 28px;
}

.form-note,
.form-status {
  margin: 0;
  color: var(--muted);
  font-size: .75rem;
}

.form-status {
  display: none;
  margin-top: 18px;
  color: var(--success);
}

.form-status.visible {
  display: block;
}

.site-footer {
  padding: 72px 0 30px;
  border-top: 1px solid var(--line);
  background: #050607;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(250px, 1.4fr) repeat(3, minmax(120px, .5fr));
  gap: 48px;
  padding-bottom: 64px;
}

.footer-brand p {
  max-width: 390px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: .9rem;
}

.footer-col h2 {
  margin-bottom: 20px;
  color: #fff;
  font-size: .69rem;
  font-weight: 730;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.footer-col a,
.footer-col span {
  display: block;
  width: fit-content;
  margin-bottom: 11px;
  color: var(--muted);
  font-size: .83rem;
  transition: color 160ms ease;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 25px;
  border-top: 1px solid var(--line);
  color: #747c89;
  font-size: .72rem;
}

.footer-bottom p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms ease, transform 650ms cubic-bezier(.2,.7,.2,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  :root { --nav-height: 74px; }

  .section { padding: 96px 0; }

  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    inset: var(--nav-height) 0 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    padding: 24px;
    background: rgba(5,6,7,.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .menu-open .nav-links {
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .nav-links a:not(.btn) {
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .nav-links a:not(.btn)::after { display: none; }
  .nav-links .btn { margin-top: 22px; }

  .hero { min-height: 760px; }
  .hero-media {
    background-image:
      linear-gradient(90deg, rgba(5,6,7,.96), rgba(5,6,7,.44)),
      linear-gradient(0deg, rgba(5,6,7,.8), transparent),
      url("images/ai-infrastructure-hero.webp");
    background-position: 57% center;
  }

  .signal-grid,
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .signal-item:nth-child(3),
  .signal-item:nth-child(4) { border-top: 1px solid var(--line); }
  .process-item:nth-child(2) { border-right: 0; }
  .process-item:nth-child(3),
  .process-item:nth-child(4) { border-top: 1px solid var(--line); }

  .card-grid { grid-template-columns: 1fr 1fr; }

  .card-wide {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .card-wide .card-link {
    grid-column: 2;
  }

  .section-heading,
  .feature-split,
  .two-col,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .feature-panel { min-height: 520px; }
  .industry-card,
  .industry-card:nth-child(1),
  .industry-card:nth-child(5) { grid-column: span 6; }
  .cta-panel { padding: 54px; }
  .solution-row { grid-template-columns: 48px minmax(200px, .6fr) 1fr; gap: 22px; }
  .contact-aside { position: static; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 32px), var(--container)); }
  .section { padding: 76px 0; }
  .section-tight { padding: 62px 0; }
  h1, .display { font-size: clamp(2.75rem, 14vw, 4.3rem); }
  h2 { font-size: clamp(2.05rem, 10vw, 3rem); }
  .lede { font-size: 1rem; }

  .hero { min-height: 720px; align-items: flex-end; }
  .hero-content { padding-top: 120px; padding-bottom: 100px; }
  .hero-media {
    background-image:
      linear-gradient(0deg, rgba(5,6,7,.98) 0%, rgba(5,6,7,.58) 58%, rgba(5,6,7,.28) 100%),
      url("images/ai-infrastructure-hero.webp");
    background-position: 64% center;
    opacity: .8;
  }
  .hero-actions { align-items: stretch; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-proof { gap: 13px 20px; margin-top: 38px; font-size: .68rem; }

  .signal-grid,
  .process-grid,
  .card-grid,
  .values-grid { grid-template-columns: 1fr; }

  .signal-item,
  .signal-item:last-child {
    min-height: auto;
    padding: 25px 20px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .signal-item:last-child { border-bottom: 0; }

  .card { min-height: 270px; padding: 28px; }
  .card-icon { margin-bottom: 55px; }

  .card-wide {
    grid-column: auto;
    grid-template-columns: 1fr;
    gap: 22px;
    min-height: 0;
  }

  .card-wide .card-link {
    grid-column: auto;
  }

  .feature-panel { min-height: 430px; }
  .architecture { inset: 55px 28px; }
  .architecture-node { width: 104px; height: 86px; font-size: .57rem; }
  .node-core { width: 122px; height: 100px; }

  .process-item,
  .process-item:first-child {
    padding: 30px 22px;
    border-right: 1px solid var(--line);
    border-left: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .process-item:last-child { border-bottom: 0; }
  .process-item .signal-number { margin-bottom: 34px; }

  .industry-card,
  .industry-card:nth-child(1),
  .industry-card:nth-child(5) {
    grid-column: 1 / -1;
    min-height: 290px;
    padding: 28px;
  }
  .industry-card .signal-number { margin-bottom: 90px; }

  .cta-panel { grid-template-columns: 1fr; padding: 38px 28px; border-radius: 22px; }
  .cta-panel .btn { width: 100%; }
  .page-hero { padding: 168px 0 82px; }
  .page-hero h1 { font-size: clamp(2.75rem, 13vw, 4.2rem); }

  .fact-row { grid-template-columns: 1fr; gap: 6px; }

  .solution-row {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 28px;
  }
  .solution-row:hover { transform: translateY(-3px); }

  .contact-form { padding: 28px 22px; border-radius: 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .form-footer { align-items: stretch; flex-direction: column; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px 24px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .reveal { opacity: 1; transform: none; }
}