:root {
  --bg: #061018;
  --bg-deep: #03090f;
  --bg-soft: #091722;
  --panel: rgba(10, 25, 35, 0.78);
  --panel-solid: #0b1a24;
  --panel-light: #102530;
  --line: rgba(95, 255, 225, 0.14);
  --line-strong: rgba(95, 255, 225, 0.36);
  --ink: #f4f8f7;
  --ink-soft: #c8d4d3;
  --ink-muted: #7e9498;
  --teal: #00d3b1;
  --teal-light: #63ffe5;
  --teal-dark: #006c5c;
  --violet: #6954ff;
  --sans: "Space Grotesk", Arial, sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 80% 4%, rgba(0, 211, 177, 0.07), transparent 30rem),
    var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body::selection {
  background: rgba(0, 211, 177, 0.3);
}

a {
  color: inherit;
}

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

button,
input,
textarea {
  font: inherit;
}

.page-texture {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.024;
  background-image: repeating-radial-gradient(
    circle at 0 0,
    transparent 0,
    rgba(255, 255, 255, 0.65) 1px,
    transparent 2px
  );
  background-size: 8px 8px;
  mix-blend-mode: soft-light;
}

.wrap {
  width: min(1220px, calc(100% - 48px));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 124px 0;
  overflow: hidden;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal));
  content: "";
}

h1,
h2,
h3 {
  text-wrap: balance;
}

h1,
h2 {
  letter-spacing: -0.045em;
}

h2 {
  max-width: 15ch;
  font-size: clamp(2.25rem, 4.7vw, 4.15rem);
  font-weight: 600;
  line-height: 1.07;
}

.section-heading {
  margin-bottom: 62px;
}

.split-heading {
  display: grid;
  gap: 40px;
}

.section-copy {
  max-width: 56ch;
  text-wrap: pretty;
  color: var(--ink-muted);
  font-size: 1.02rem;
  line-height: 1.75;
}

/* Boxed supporting statement — shares the problem-callout look */
.section-copy.is-boxed {
  align-self: end;
  max-width: none;
  padding: 24px 26px 22px;
  color: var(--ink-soft);
  background:
    linear-gradient(135deg, rgba(0, 211, 177, 0.08), transparent 65%),
    rgba(4, 14, 21, 0.72);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: 8px;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.16);
}

/* Header */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(3, 9, 15, 0.72);
  border-bottom: 1px solid rgba(95, 255, 225, 0.08);
  backdrop-filter: blur(18px);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(3, 9, 15, 0.94);
  border-color: var(--line);
}

.nav {
  display: flex;
  min-height: 88px;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand img {
  width: auto;
  height: 39px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a,
.nav-button {
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-button {
  padding: 11px 16px;
  color: var(--teal);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
}

.nav-button:hover {
  color: #03110e;
  background: var(--teal);
}

/* Hero */

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: 154px 0 104px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 46%, rgba(0, 211, 177, 0.09), transparent 25rem),
    linear-gradient(180deg, rgba(255,255,255,0.01), transparent);
  border-bottom: 1px solid var(--line);
}

.hero::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(95, 255, 225, 0.027) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 255, 225, 0.027) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.85), transparent 92%);
  content: "";
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 60px;
}

.hero-copy {
  align-self: center;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3.2rem, 6.3vw, 6.5rem);
  font-weight: 600;
  line-height: 0.99;
}

.hero h1 span {
  display: block;
  color: var(--teal);
  text-shadow: 0 0 34px rgba(0, 211, 177, 0.12);
}

.hero-intro {
  max-width: 54ch;
  margin-top: 30px;
  color: var(--ink-soft);
  font-size: clamp(1.03rem, 1.35vw, 1.18rem);
  line-height: 1.76;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 21px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

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

.button-primary {
  color: #03110e;
  background: var(--teal);
  box-shadow: 0 15px 38px rgba(0, 211, 177, 0.13);
}

.button-primary:hover {
  background: var(--teal-light);
}

.button-ghost {
  color: var(--ink-soft);
  background: rgba(255,255,255,0.015);
  border-color: var(--line);
}

.button-ghost:hover {
  border-color: var(--line-strong);
}

/* Flat chip hero */

.hero-visual {
  position: relative;
  align-self: center;
  min-width: 0;
}

.hero-visual::before {
  position: absolute;
  inset: 12% 7%;
  z-index: -1;
  background: radial-gradient(circle, rgba(0, 211, 177, 0.12), transparent 67%);
  filter: blur(32px);
  content: "";
}

.soc-visual {
  width: 100%;
  overflow: visible;
}

.board-grid path {
  fill: none;
  stroke: rgba(95, 255, 225, 0.045);
  stroke-width: 1;
}

.circuit-traces path {
  fill: none;
  stroke: rgba(0, 211, 177, 0.38);
  stroke-width: 2;
}

.trace-points circle {
  fill: var(--teal);
  filter: drop-shadow(0 0 8px rgba(0, 211, 177, 0.85));
}

.chip-halo {
  fill: rgba(0, 211, 177, 0.02);
  stroke: rgba(0, 211, 177, 0.18);
  stroke-width: 2;
  filter: drop-shadow(0 0 34px rgba(0, 211, 177, 0.15));
}

.pins rect {
  fill: #4d6570;
  stroke: rgba(130, 255, 232, 0.22);
  stroke-width: 1;
}

.chip-face {
  fill: url(#chipFace);
  stroke: rgba(118, 255, 231, 0.45);
  stroke-width: 2;
}

.chip-inner {
  fill: rgba(1, 8, 13, 0.68);
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 1;
}

.pulse-mark path {
  fill: none;
  stroke: var(--teal);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.synapse-name {
  fill: var(--ink);
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 8px;
}

.synapse-caption {
  fill: var(--ink-muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 3px;
}

.signal-wave path {
  fill: none;
  stroke: url(#trace);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  filter: drop-shadow(0 0 7px rgba(0, 211, 177, 0.68));
  animation: signalDraw 5.5s cubic-bezier(.62, 0, .35, 1) infinite;
}

.hero-visual-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: -24px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-visual-label i {
  width: 4px;
  height: 4px;
  background: var(--teal);
  border-radius: 50%;
}

/* Problem */

.problem-section {
  background:
    radial-gradient(circle at 8% 15%, rgba(0, 211, 177, 0.07), transparent 25rem),
    linear-gradient(180deg, #0a1822, #07121a);
}

.need-grid {
  display: grid;
  gap: 16px;
}

.need-card {
  position: relative;
  min-height: 310px;
  padding: 34px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.035), transparent),
    rgba(5, 15, 22, 0.56);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 20px 70px rgba(0,0,0,.12);
}

.need-card::after {
  position: absolute;
  inset: auto -24% -42% 20%;
  height: 72%;
  background: radial-gradient(circle, rgba(0, 211, 177, 0.12), transparent 67%);
  content: "";
}

.need-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  margin-bottom: 40px;
  background: rgba(0, 211, 177, 0.04);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
}

.need-icon svg {
  width: 31px;
  height: 31px;
  fill: none;
  stroke: var(--teal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.need-card > span {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.need-card h3 {
  max-width: 15ch;
  margin-top: 14px;
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.25;
}

.need-card p {
  max-width: 38ch;
  margin-top: 14px;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

/* Technology */

.technology-section {
  background:
    radial-gradient(circle at 88% 18%, rgba(105, 84, 255, 0.07), transparent 28rem),
    var(--bg);
}

.pillar-grid {
  display: grid;
  gap: 18px;
}

.pillar-card {
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.pillar-image {
  position: relative;
  height: 260px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.pillar-image::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, transparent 45%, rgba(4, 12, 18, 0.8)),
    linear-gradient(135deg, rgba(0,211,177,.05), transparent);
  content: "";
}

.pillar-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.02);
  transition: transform 0.5s ease;
}

.pillar-image-top img {
  object-position: center top;
}

.pillar-card:hover .pillar-image img {
  transform: scale(1.06);
}

.pillar-content {
  padding: 30px;
}

.pillar-content > span {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.pillar-content h3 {
  max-width: 15ch;
  margin-top: 14px;
  font-size: 1.45rem;
  font-weight: 600;
}

.pillar-content p {
  margin-top: 14px;
  color: var(--ink-muted);
  font-size: 0.91rem;
}

/* Platform */

.platform-section {
  background:
    radial-gradient(circle at 50% 40%, rgba(0, 211, 177, 0.07), transparent 30rem),
    linear-gradient(180deg, #091721, #061018);
}

.platform-frame {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4vw, 38px);
  background:
    linear-gradient(145deg, rgba(255,255,255,0.028), transparent 44%),
    rgba(4, 13, 20, 0.72);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.platform-column {
  display: grid;
  align-content: start;
  gap: 12px;
}

.platform-label {
  margin-bottom: 18px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-align: center;
}

.stack-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 15px;
  min-height: 114px;
  padding: 20px;
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.stack-icon {
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  background: rgba(0, 211, 177, 0.035);
  border: 1px solid rgba(0, 211, 177, 0.18);
  border-radius: 7px;
}

.stack-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.stack-item h3 {
  font-size: 0.98rem;
  font-weight: 600;
}

.stack-item p {
  margin-top: 5px;
  color: var(--ink-muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.platform-core {
  position: relative;
  display: grid;
  min-height: 320px;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(0, 211, 177, 0.11), transparent 56%),
    rgba(255,255,255,0.008);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.core-ring {
  position: absolute;
  border: 1px solid rgba(0, 211, 177, 0.12);
  border-radius: 50%;
}

.core-ring-one {
  width: 250px;
  height: 250px;
}

.core-ring-two {
  width: 340px;
  height: 340px;
}

.flat-core {
  position: relative;
  z-index: 2;
  display: grid;
  width: min(272px, 80%);
  place-items: center;
  align-content: center;
  gap: 12px;
  padding: 16px 16px 22px;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.055), transparent),
    #07151d;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  box-shadow:
    0 0 0 7px rgba(0, 211, 177, 0.025),
    0 20px 55px rgba(0,0,0,.38),
    0 0 44px rgba(0, 211, 177, 0.12);
}

.flat-core svg {
  width: 110px;
}

.flat-core path {
  fill: none;
  stroke: var(--teal);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 7px rgba(0, 211, 177, 0.65));
}

.flat-core strong {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.15em;
}

.flat-core > span {
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.platform-equation {
  position: absolute;
  inset: auto 18px 18px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
}

.platform-equation b {
  color: var(--teal);
}

.architecture-figure {
  margin-top: 34px;
  overflow: hidden;
  background: rgba(4, 13, 20, 0.72);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.architecture-figure-media {
  padding: 20px 24px 4px;
  background:
    radial-gradient(circle at 32% 42%, rgba(0, 211, 177, 0.08), transparent 55%),
    #060f15;
  border-bottom: 1px solid var(--line);
}

.stack-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

/* Exploded architecture stack */
.stack-svg .lz-top { fill: url(#lzTop); opacity: 0.58; }
.stack-svg .lz-edge { fill: none; stroke: #43f2d6; stroke-width: 1.4; opacity: 0.7; }
.stack-svg .lz-sideR { fill: url(#lzSideR); stroke: #0affd8; stroke-width: 0.8; stroke-opacity: 0.35; }
.stack-svg .lz-sideF { fill: url(#lzSideF); stroke: #0affd8; stroke-width: 0.8; stroke-opacity: 0.3; }
.stack-svg .lz-motif { opacity: 0.92; }
.stack-svg .mdot { fill: #5cffe4; opacity: 0.9; }
.stack-svg .mline { stroke: #2fd9bd; stroke-width: 1.4; opacity: 0.55; }
.stack-svg .mpath { fill: none; stroke: #6effe8; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; opacity: 0.95; filter: url(#lzSoft); }
.stack-svg .lz-conn { fill: none; stroke: #2a9384; stroke-width: 1.2; stroke-dasharray: 2 4; }
.stack-svg .lz-cend { fill: #5cffe4; }
.stack-svg .lz-num { fill: var(--teal); font-family: var(--mono); font-size: 12px; letter-spacing: 1px; }
.stack-svg .lz-name { fill: #e7f6f3; font-family: var(--sans); font-size: 19px; font-weight: 600; letter-spacing: 0.5px; }

.stack-svg .layer {
  transform-box: view-box;
  animation: lzFloat 6s ease-in-out infinite;
  animation-delay: calc(var(--i) * -0.5s);
}
.stack-svg .lz-cend { animation: lzBlink 2.6s ease-in-out infinite; }

@keyframes lzFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-5px); }
}
@keyframes lzBlink {
  0%, 100% { opacity: 0.5; }
  50%      { opacity: 1; }
}

.architecture-figure figcaption {
  display: grid;
  gap: 10px;
  padding: 24px 28px 28px;
}

.architecture-figure figcaption strong {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.architecture-figure figcaption span {
  max-width: 78ch;
  color: var(--ink-muted);
  font-size: 1rem;
  line-height: 1.7;
}

/* Roadmap */

.roadmap-section {
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 211, 177, 0.055), transparent 28rem),
    var(--bg);
}

.roadmap-track {
  position: relative;
  display: grid;
  gap: 26px;
}

.track-line {
  position: absolute;
  top: 43px;
  left: 43px;
  width: 1px;
  height: calc(100% - 86px);
  background: linear-gradient(var(--teal-dark), var(--teal), var(--teal-dark));
}

.roadmap-step {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 86px 1fr;
  align-items: start;
  gap: 18px;
  min-height: 156px;
}

.roadmap-node {
  display: grid;
  width: 86px;
  height: 86px;
  place-items: center;
  background:
    radial-gradient(circle at center, rgba(0, 211, 177, 0.11), transparent),
    var(--bg-soft);
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  box-shadow: 0 0 30px rgba(0, 211, 177, 0.08);
  transform: rotate(45deg);
}

.roadmap-node svg {
  width: 37px;
  height: 37px;
  fill: none;
  stroke: var(--teal-light);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transform: rotate(-45deg);
}

.roadmap-year {
  align-self: end;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.roadmap-step h3,
.roadmap-step p,
.roadmap-year {
  grid-column: 2;
}

.roadmap-step h3 {
  margin-top: 3px;
  font-size: 1.25rem;
}

.roadmap-step p {
  max-width: 30ch;
  margin-top: 7px;
  color: var(--ink-muted);
  font-size: 0.87rem;
}

/* Team */

.team-section {
  background:
    radial-gradient(circle at 88% 18%, rgba(105, 84, 255, 0.06), transparent 25rem),
    linear-gradient(180deg, #0a1822, #07121a);
}

.team-grid {
  display: grid;
  gap: 16px;
}

.person-card {
  overflow: hidden;
  background: rgba(4, 13, 20, 0.72);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.person-visual {
  position: relative;
  display: grid;
  min-height: 264px;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(0, 211, 177, 0.15), transparent 34%),
    linear-gradient(145deg, rgba(0, 211, 177, 0.05), rgba(105, 84, 255, 0.03)),
    #07141d;
  border-bottom: 1px solid var(--line);
}

.person-visual::before,
.person-visual::after {
  position: absolute;
  border: 1px solid rgba(0, 211, 177, 0.15);
  border-radius: 50%;
  content: "";
}

.person-visual::before {
  width: 130px;
  height: 130px;
}

.person-visual::after {
  width: 190px;
  height: 190px;
}

.person-visual span {
  position: relative;
  z-index: 2;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 24px;
  letter-spacing: 0.1em;
}

.person-visual img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 22%;
}

.person-content {
  padding: 26px;
}

.person-content > span {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.person-content h3 {
  margin-top: 0;
  font-size: 1.3rem;
}

.person-bio {
  margin-top: 10px;
  color: var(--ink-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.person-role {
  margin-top: 12px;
  color: var(--teal-light);
  font-size: 0.92rem;
  font-weight: 600;
}

.team-section .section-heading h2 {
  max-width: 26ch;
}

.team-proof {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.team-proof i {
  width: 4px;
  height: 4px;
  background: var(--teal);
  border-radius: 50%;
}

/* Contact */

.contact-section {
  background:
    radial-gradient(circle at 80% 35%, rgba(0, 211, 177, 0.08), transparent 26rem),
    linear-gradient(180deg, #081521, #050d15);
}

.contact-grid {
  display: grid;
  gap: 62px;
}

.contact-copy h2 {
  max-width: 15ch;
}

.contact-copy > p {
  max-width: 50ch;
  margin-top: 24px;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.contact-meta {
  display: grid;
  gap: 5px;
  margin-top: 34px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.contact-form label {
  display: grid;
  gap: 9px;
}

.contact-form label > span {
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  color: var(--ink);
  background: rgba(2, 8, 14, 0.56);
  border: 1px solid rgba(200, 225, 225, 0.36);
  border-radius: 8px;
  outline: none;
  padding: 16px 17px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(0, 211, 177, 0.08);
}

.form-button {
  justify-self: start;
  min-width: 170px;
  margin-top: 5px;
  border: none;
}

.form-note {
  max-width: 58ch;
  color: var(--ink-muted);
  font-size: 0.75rem;
}

/* Footer */

.footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--line);
}

.footer-content {
  display: flex;
  min-height: 105px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer img {
  width: auto;
  height: 27px;
}

/* Scroll reveal */

.section:not(.is-visible) {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.72s ease, transform 0.72s ease;
}

.section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Animations */

@keyframes signalDraw {
  0% {
    stroke-dashoffset: 1200;
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  68%,
  80% {
    stroke-dashoffset: 0;
    opacity: 1;
  }
  100% {
    stroke-dashoffset: -1200;
    opacity: 0;
  }
}

/* Desktop */

@media (min-width: 820px) {
  .split-heading {
    grid-template-columns: 1.08fr 0.92fr;
    align-items: end;
  }

  .need-grid,
  .pillar-grid,
  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-grid {
    grid-template-columns: 0.83fr 1.17fr;
    align-items: start;
  }
}

@media (min-width: 1020px) {
  .hero-grid {
    grid-template-columns: 0.94fr 1.06fr;
    align-items: center;
  }

  .platform-frame {
    grid-template-columns: 1fr 0.74fr 1fr;
    align-items: stretch;
  }

  .roadmap-track {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .track-line {
    top: 43px;
    left: 8%;
    width: 84%;
    height: 1px;
  }

  .roadmap-step {
    display: block;
    min-height: auto;
    text-align: center;
  }

  .roadmap-node {
    margin: 0 auto 30px;
  }

  .roadmap-year,
  .roadmap-step h3,
  .roadmap-step p {
    display: block;
    margin-inline: auto;
  }

  .roadmap-step h3 {
    margin-top: 12px;
  }
}

/* Tablet */

@media (max-width: 1019px) {
  .platform-core {
    order: -1;
  }

  .hero-visual {
    max-width: 760px;
    margin-inline: auto;
  }
}

/* Mobile */

@media (max-width: 819px) {
  .wrap {
    width: min(100% - 32px, 1220px);
  }

  .section {
    padding: 94px 0;
  }

  .site-header {
    position: absolute;
  }

  .nav {
    min-height: 78px;
  }

  .brand img {
    height: 31px;
  }

  .nav-links {
    display: none;
  }

  .nav-button {
    padding: 9px 12px;
    font-size: 8px;
  }

  .hero {
    min-height: auto;
    padding: 128px 0 90px;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 13vw, 5rem);
  }

  .hero-visual-label {
    margin-top: -10px;
    font-size: 7px;
  }

  .contact-copy h2 {
    max-width: 18ch;
  }

  .footer-content {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 28px 0;
  }
}

@media (max-width: 480px) {
  .button {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .soc-visual {
    transform: scale(1.08);
  }

  .hero-visual-label {
    flex-wrap: wrap;
  }

  .need-card,
  .pillar-content,
  .person-content {
    padding: 25px;
  }

  .platform-frame {
    padding: 16px;
  }

  .stack-item {
    grid-template-columns: 46px 1fr;
    padding: 16px;
  }

  .stack-icon {
    width: 42px;
    height: 42px;
  }

  .platform-equation {
    gap: 5px;
    font-size: 6px;
  }

  .team-proof i {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .section:not(.is-visible) {
    opacity: 1;
    transform: none;
  }
}


/* =========================================================
   V4 refinements
   ========================================================= */

/* Larger top identity and navigation */
.nav {
  min-height: 102px;
}

.brand img {
  height: 49px;
}

.nav-links {
  gap: 36px;
}

.nav-links a,
.nav-button {
  font-size: 12px;
  letter-spacing: 0.075em;
}

.nav-button {
  min-width: 116px;
  padding: 13px 20px;
  color: #02110e;
  background: linear-gradient(135deg, var(--teal-light), var(--teal));
  border-color: transparent;
  box-shadow: 0 12px 34px rgba(0, 211, 177, 0.16);
  text-align: center;
}

.nav-button:hover {
  color: #02110e;
  background: var(--teal-light);
  transform: translateY(-1px);
}

/* Hero hierarchy */
.hero {
  padding-top: 174px;
}

.hero .eyebrow {
  margin-bottom: 24px;
  font-size: 14px;
  letter-spacing: 0.145em;
}

.hero .eyebrow::before {
  width: 40px;
}

.hero h1 {
  max-width: 13ch;
  font-size: clamp(2.85rem, 5.15vw, 5.35rem);
  line-height: 1.015;
}

.hero-intro {
  max-width: 51ch;
  font-size: clamp(1.06rem, 1.28vw, 1.16rem);
}

.hero-actions {
  gap: 14px;
}

.hero-actions .button {
  width: 232px;
  min-height: 58px;
  padding-inline: 22px;
  font-size: 12px;
  letter-spacing: 0.055em;
}

/* Animated 3D chip (SVG) */
.chip3d { position: relative; }
.chip3d-svg { display: block; width: 100%; height: auto; overflow: visible; }

.chip-topedge { fill: none; stroke: #7dffe8; stroke-width: 1.3; opacity: 0.55; }
.chip-sideR { fill: url(#cSideR); stroke: #0affd8; stroke-width: 1; stroke-opacity: 0.35; }
.chip-sideF { fill: url(#cSideF); stroke: #0affd8; stroke-width: 1; stroke-opacity: 0.28; }

.chip-pins polygon { fill: #3f5661; stroke: #0b1418; stroke-width: 0.5; }
.chip-pins.front polygon { fill: #4d6672; }

.chip-rim polyline {
  fill: none; stroke: #5effe0; stroke-width: 4.5; stroke-linecap: round;
  filter: url(#fGlow); opacity: 0.85; animation: chipEdge 4s ease-in-out infinite;
}
.chip-rim.front polyline { stroke-width: 5; opacity: 0.95; }

.chip-traces polyline {
  fill: none; stroke: #0bd7b6; stroke-width: 1.3; stroke-opacity: 0.38;
  stroke-linecap: square; filter: url(#fSoft);
  stroke-dasharray: 5 9; animation: chipFlow 2.6s linear infinite;
}
.chip-vias .tvia { fill: #5cffe4; filter: url(#fSoft); animation: chipDot 2.8s ease-in-out infinite; }

.chip-pulse {
  fill: none; stroke: #54ffe4; stroke-width: 5.5; stroke-linecap: round; stroke-linejoin: round;
  filter: url(#fGlow); stroke-dasharray: 100; stroke-dashoffset: 100;
  animation: chipTrace 4.6s cubic-bezier(.62,0,.35,1) infinite;
}

.chip-word { fill: #d7f4ee; opacity: 0.72; font-family: var(--sans); font-size: 18px; font-weight: 600; letter-spacing: 3.5px; }
.chip-scan line { stroke: #9dffee; stroke-width: 2.5; opacity: 0.32; filter: url(#fSoft); }

.chip-under { transform-box: fill-box; transform-origin: center; animation: chipUnder 4.5s ease-in-out infinite; }

@keyframes chipUnder { 0%, 100% { opacity: 0.72; transform: scale(0.96); } 50% { opacity: 1; transform: scale(1.05); } }
@keyframes chipEdge { 0%, 100% { opacity: 0.7; } 50% { opacity: 1; } }
@keyframes chipFlow { to { stroke-dashoffset: -14; } }
@keyframes chipDot { 0%, 100% { opacity: 0.35; } 50% { opacity: 1; } }
@keyframes chipTrace { 0% { stroke-dashoffset: 100; } 55% { stroke-dashoffset: 0; } 100% { stroke-dashoffset: 0; } }

/* Hero chip photo + live overlay */
.chip-photo {
  position: relative;
  display: grid;
  place-items: center;
}

.chip-photo img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 34px 60px rgba(0, 0, 0, 0.55));
  animation: chipFloat 7s ease-in-out infinite;
}

.chip-photo-glow {
  position: absolute;
  z-index: 1;
  top: 56%;
  left: 50%;
  width: 74%;
  height: 56%;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse at center, rgba(0, 211, 177, 0.55), rgba(0, 211, 177, 0.12) 45%, transparent 72%);
  filter: blur(30px);
  animation: chipGlow 4.6s ease-in-out infinite;
}

.chip-photo-scan {
  position: absolute;
  z-index: 3;
  left: 12%;
  right: 12%;
  top: 8%;
  height: 16%;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(126, 255, 236, 0.22), transparent);
  mix-blend-mode: screen;
  opacity: 0;
  animation: chipScan 6s ease-in-out infinite;
}

@keyframes chipFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes chipGlow { 0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(0.95); } 50% { opacity: 1; transform: translate(-50%, -50%) scale(1.06); } }
@keyframes chipScan {
  0% { opacity: 0; transform: translateY(0); }
  12% { opacity: 1; }
  48% { opacity: 1; }
  60% { opacity: 0; transform: translateY(320%); }
  100% { opacity: 0; transform: translateY(320%); }
}

/* Platform core chip image */
.flat-core {
  background: none;
  border: none;
  box-shadow: none;
  padding: 0;
  width: min(300px, 88%);
  gap: 14px;
}

.core-chip {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 18px 34px rgba(0, 0, 0, 0.5));
}

/* Architecture figure: image + legend */
.architecture-figure-inner {
  display: grid;
  gap: 22px;
  padding: 24px;
  align-items: center;
}

.architecture-figure-media {
  padding: 0;
  background: none;
  border: none;
}

.architecture-figure-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 460px;
  margin-inline: auto;
  filter: drop-shadow(0 24px 55px rgba(0, 0, 0, 0.55));
}

.architecture-legend {
  list-style: none;
  display: grid;
  gap: 15px;
}

.architecture-legend li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 15px;
  align-items: start;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--line);
}

.architecture-legend li:last-child { border-bottom: none; padding-bottom: 0; }

.lg-num {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding-top: 3px;
}

.architecture-legend strong { display: block; font-size: 1.02rem; }

.architecture-legend em {
  display: block;
  margin-top: 3px;
  color: var(--ink-muted);
  font-style: normal;
  font-size: 0.86rem;
  line-height: 1.55;
}

@media (min-width: 860px) {
  .architecture-figure-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(300px, 380px);
    gap: 46px;
    padding: 40px 44px;
  }
}

/* Larger section typography */
.section-heading .eyebrow {
  font-size: 13px;
}

.problem-section h2 {
  max-width: 15ch;
}

.problem-callout {
  position: relative;
  align-self: end;
  max-width: 620px;
  padding: 27px 28px 25px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(0, 211, 177, 0.08), transparent 65%),
    rgba(4, 14, 21, 0.72);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: 8px;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.16);
}

.problem-callout > span {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.problem-callout p {
  margin-top: 13px;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.7;
}

.problem-callout-signal {
  display: flex;
  height: 28px;
  align-items: end;
  gap: 5px;
  margin-top: 20px;
  opacity: 0.72;
}

.problem-callout-signal i {
  width: 2px;
  background: var(--teal);
  box-shadow: 0 0 9px rgba(0, 211, 177, 0.45);
}

.problem-callout-signal i:nth-child(1) { height: 5px; }
.problem-callout-signal i:nth-child(2) { height: 12px; }
.problem-callout-signal i:nth-child(3) { height: 26px; }
.problem-callout-signal i:nth-child(4) { height: 9px; }
.problem-callout-signal i:nth-child(5) { height: 5px; }

.need-card > span {
  font-size: 12px;
}

.need-card h3 {
  max-width: 17ch;
  font-size: 1.58rem;
}

.need-card p {
  font-size: 0.99rem;
  line-height: 1.68;
}

/* Technology: unified vector visuals */
.pillar-card-v4 {
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.025), transparent 55%),
    rgba(7, 19, 27, 0.86);
}

.pillar-visual-v4 {
  position: relative;
  height: 300px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 45%, rgba(0, 211, 177, 0.11), transparent 48%),
    #06131b;
  border-bottom: 1px solid var(--line);
}

.pillar-visual-v4::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(95, 255, 225, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 255, 225, 0.024) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: radial-gradient(circle at 50% 45%, black, transparent 90%);
  content: "";
}

.pillar-visual-v4 svg {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
}

.visual-status-v4 {
  position: absolute;
  inset: auto 19px 15px;
  z-index: 4;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.visual-status-v4 span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.visual-status-v4 b {
  width: 5px;
  height: 5px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 9px var(--teal);
}

/* Neuromorphic */
.neuro-grid-v4 path {
  fill: none;
  stroke: rgba(95, 255, 225, 0.045);
  stroke-width: 1;
}

.neuro-links-v4 path {
  fill: none;
  stroke: rgba(55, 192, 237, 0.52);
  stroke-width: 1.45;
  filter: drop-shadow(0 0 4px rgba(0, 144, 255, 0.28));
}

.neuro-core-v4 {
  fill: #f4fffd;
  filter:
    drop-shadow(0 0 6px #a8fff2)
    drop-shadow(0 0 17px #00d3b1);
}

.neuro-ring-v4 {
  fill: none;
  stroke: var(--teal);
  transform-origin: 260px 160px;
}

.ring-one-v4 {
  opacity: 0.38;
  animation: neuroPulseV4 2.7s ease-out infinite;
}

.ring-two-v4 {
  opacity: 0.16;
  animation: neuroPulseV4 2.7s 0.55s ease-out infinite;
}

.event-points-v4 circle {
  fill: var(--teal-light);
  filter: drop-shadow(0 0 7px rgba(0, 211, 177, 0.78));
}

.event-trace-v4 {
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.82;
  filter: drop-shadow(0 0 5px rgba(0, 211, 177, 0.5));
}

/* FeRAM */
.feram-visual-v4 {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 18px;
  padding: 34px 34px 45px;
}

.feram-frame-v4 {
  position: relative;
  z-index: 2;
  width: min(100%, 335px);
  padding: 17px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.035), transparent),
    rgba(3, 12, 18, 0.8);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  box-shadow:
    inset 0 0 30px rgba(0, 211, 177, 0.035),
    0 0 30px rgba(0, 211, 177, 0.06);
}

.feram-array-v4 {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.feram-array-v4 span {
  aspect-ratio: 1;
  background: rgba(0, 211, 177, 0.025);
  border: 1px solid rgba(0, 211, 177, 0.16);
  border-radius: 3px;
}

.feram-array-v4 span.active {
  background:
    radial-gradient(circle, rgba(101, 255, 230, 0.82), rgba(0, 211, 177, 0.34) 45%, rgba(0, 211, 177, 0.1));
  border-color: var(--teal);
  box-shadow: 0 0 11px rgba(0, 211, 177, 0.23);
}

.feram-scan-v4 {
  position: absolute;
  inset: 9px 17px auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal-light), transparent);
  box-shadow: 0 0 12px rgba(0, 211, 177, 0.65);
  animation: feramScanV4 3.4s ease-in-out infinite;
}

.feram-readout-v4 {
  position: relative;
  z-index: 3;
  display: grid;
  width: min(100%, 335px);
  grid-template-columns: 1fr 32px 1fr;
  align-items: center;
  gap: 12px;
}

.feram-readout-v4 > div {
  display: grid;
  gap: 3px;
}

.feram-readout-v4 > div:last-child {
  text-align: right;
}

.feram-readout-v4 span {
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.feram-readout-v4 strong {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.feram-readout-v4 .power-off-v4 {
  color: #ff7480;
}

.feram-readout-v4 i {
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0.12), var(--teal), rgba(255,255,255,0.12));
}

/* IMC */
.imc-grid-v4 rect,
.imc-grid-v4 path {
  fill: rgba(0, 211, 177, 0.018);
  stroke: rgba(0, 211, 177, 0.23);
  stroke-width: 1.4;
}

.imc-grid-v4 path {
  fill: none;
}

.imc-cells-v4 rect {
  fill: rgba(0, 211, 177, 0.42);
  stroke: var(--teal-light);
  stroke-width: 1;
  filter: drop-shadow(0 0 8px rgba(0, 211, 177, 0.32));
}

.imc-inputs-v4 path,
.imc-output-v4 path {
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.imc-inputs-v4 circle,
.imc-output-v4 circle {
  fill: var(--teal-light);
  filter: drop-shadow(0 0 7px rgba(0, 211, 177, 0.7));
}

.imc-output-v4 path:first-child {
  stroke-dasharray: 7 8;
  animation: imcFlowV4 1.8s linear infinite;
}

.pillar-card-v4 .pillar-content h3 {
  font-size: 2rem;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.pillar-card-v4 .pillar-content p {
  font-size: 0.96rem;
  line-height: 1.7;
  text-wrap: pretty;
}

/* Pillar photo + animated overlay */
.pillar-photo {
  position: relative;
  display: grid;
  place-items: center;
  height: 250px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 46%, rgba(0, 211, 177, 0.12), transparent 55%),
    #06131b;
  border-bottom: 1px solid var(--line);
}

.pillar-photo::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(95, 255, 225, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 255, 225, 0.028) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 50% 46%, black, transparent 88%);
  content: "";
}

.pillar-photo img,
.pillar-photo .pillar-anim {
  grid-area: 1 / 1;
  width: auto;
  height: auto;
  max-width: 88%;
  max-height: 86%;
}

.pillar-photo img { position: relative; z-index: 1; filter: drop-shadow(0 14px 26px rgba(0, 0, 0, 0.5)); }
.pillar-anim { z-index: 2; pointer-events: none; overflow: visible; }

.pa-dot { fill: #cffff6; filter: drop-shadow(0 0 7px #26f4d3) drop-shadow(0 0 3px #eafffb); }
.pa-out { fill: #eafffb; }
.feram-shim { mix-blend-mode: screen; }

/* Bigger pillar titles (the sellers) */
.pillar-title {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.pillar-tagline {
  margin-top: 8px;
  color: var(--teal-light);
  font-size: 1.08rem;
  font-weight: 500;
}

.pillar-card-v4 .pillar-content p:not(.pillar-tagline) {
  margin-top: 14px;
}

.pillar-spec {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.pillar-spec span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.pillar-spec span::before {
  width: 4px;
  height: 4px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--teal);
  content: "";
}

/* Roadmap */
.roadmap-section-v4 {
  background:
    radial-gradient(circle at 50% 44%, rgba(0, 211, 177, 0.065), transparent 31rem),
    linear-gradient(180deg, #07131c, #050e15);
}

.roadmap-v4 {
  position: relative;
  display: grid;
  gap: 28px;
  padding-top: 10px;
}

.roadmap-line-v4 {
  position: absolute;
  top: 129px;
  left: 9%;
  width: 82%;
  height: 2px;
  background: linear-gradient(
    90deg,
    rgba(0, 211, 177, 0.18),
    var(--teal),
    var(--teal-light),
    var(--teal),
    rgba(0, 211, 177, 0.18)
  );
  box-shadow: 0 0 16px rgba(0, 211, 177, 0.32);
}

.milestone-v4 {
  position: relative;
  z-index: 2;
  text-align: center;
}

.milestone-year-v4 {
  display: block;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.milestone-v4 h3 {
  margin-top: 7px;
  font-size: 1.2rem;
}

.milestone-node-v4 {
  display: grid;
  width: 112px;
  height: 112px;
  place-items: center;
  margin: 28px auto 30px;
  background:
    radial-gradient(circle, rgba(0, 211, 177, 0.13), transparent 72%),
    #081822;
  border: 1px solid var(--line-strong);
  border-radius: 27px;
  box-shadow:
    0 0 0 7px rgba(0, 211, 177, 0.025),
    0 0 32px rgba(0, 211, 177, 0.12);
  transform: rotate(45deg);
}

.milestone-node-v4 svg {
  width: 47px;
  height: 47px;
  fill: none;
  stroke: #b8fff2;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transform: rotate(-45deg);
}

.milestone-v4 p {
  max-width: 26ch;
  min-height: 50px;
  margin-inline: auto;
  color: var(--ink-muted);
  font-size: 0.91rem;
  line-height: 1.6;
}

.milestone-output-v4 {
  display: inline-block;
  margin-top: 16px;
  padding: 7px 10px;
  color: var(--teal);
  background: rgba(0, 211, 177, 0.035);
  border: 1px solid rgba(0, 211, 177, 0.13);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.roadmap-wave-v4 {
  width: 100%;
  height: 105px;
  margin-top: 54px;
  opacity: 0.58;
}

.roadmap-wave-v4 path {
  fill: none;
  stroke: rgba(0, 211, 177, 0.28);
  stroke-width: 1.1;
  stroke-dasharray: 2 7;
}

.roadmap-wave-v4 path:last-child {
  stroke: rgba(105, 84, 255, 0.19);
}

/* Company legal form */
.contact-meta span:first-child::after {
  content: "";
}

/* V4 animations */
@keyframes neuroPulseV4 {
  0% {
    transform: scale(0.62);
    opacity: 0.48;
  }
  100% {
    transform: scale(2.15);
    opacity: 0;
  }
}

@keyframes feramScanV4 {
  0%, 100% {
    top: 9px;
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  82% {
    opacity: 0.85;
  }
  92% {
    top: calc(100% - 9px);
    opacity: 0;
  }
}

@keyframes imcFlowV4 {
  to {
    stroke-dashoffset: -30;
  }
}

@media (min-width: 1020px) {
  .roadmap-v4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 1019px) {
  .roadmap-v4 {
    padding-left: 24px;
  }

  .roadmap-line-v4 {
    top: 26px;
    left: 55px;
    width: 2px;
    height: calc(100% - 52px);
  }

  .milestone-v4 {
    display: grid;
    grid-template-columns: 105px 1fr;
    text-align: left;
  }

  .milestone-year-v4,
  .milestone-v4 h3,
  .milestone-v4 p,
  .milestone-output-v4 {
    grid-column: 2;
  }

  .milestone-node-v4 {
    grid-column: 1;
    grid-row: 1 / span 5;
    width: 82px;
    height: 82px;
    margin: 4px 0 0;
  }

  .milestone-year-v4 {
    align-self: end;
  }

  .milestone-v4 h3 {
    margin-top: 5px;
  }

  .milestone-v4 p {
    min-height: 0;
    margin: 10px 0 0;
  }

  .milestone-output-v4 {
    justify-self: start;
  }

  .roadmap-wave-v4 {
    display: none;
  }
}

@media (max-width: 819px) {
  .nav {
    min-height: 84px;
  }

  .brand img {
    height: 38px;
  }

  .nav-button {
    min-width: 96px;
    padding: 10px 14px;
    font-size: 10px;
  }

  .hero {
    padding-top: 138px;
  }

  .hero .eyebrow {
    font-size: 11px;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 11.5vw, 4.5rem);
  }

  .hero-actions .button {
    width: 100%;
    font-size: 11px;
  }

  .problem-callout p {
    font-size: 1rem;
  }

  .pillar-visual-v4 {
    height: 280px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ring-one-v4,
  .ring-two-v4,
  .feram-scan-v4,
  .imc-output-v4 path:first-child,
  .chip-under,
  .chip-rim polyline,
  .chip-traces polyline,
  .chip-vias .tvia,
  .chip-pulse,
  .stack-svg .layer,
  .stack-svg .lz-cend,
  .chip-photo img,
  .chip-photo-glow,
  .chip-photo-scan {
    animation: none;
  }
  .pillar-anim { display: none; }
  .chip-pulse { stroke-dashoffset: 0; }
  .chip-scan { display: none; }
}

/* Team member contact email */
.person-email {
  display: inline-block;
  margin-top: 14px;
  color: var(--ink-muted);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: color 0.2s ease;
}
.person-email:hover {
  color: var(--teal-light);
}