:root {
  --navy: #07131d;
  --navy-2: #0b1f2e;
  --ink: #0c1822;
  --text: #e8edf1;
  --muted: #aab7c1;
  --light: #f4f6f7;
  --gold: #d4af57;
  --silver: #b9c2c9;
  --line: rgba(255,255,255,.13);
  --light-line: rgba(12,24,34,.13);
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--light);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }

.site-header {
  position: absolute;
  z-index: 10;
  top: 0; left: 0; right: 0;
  height: 92px;
  padding: 0 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,.10);
  color: white;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark { width: 42px; height: 36px; display: block; }
.brand-mark svg { width: 100%; height: 100%; display: block; }
.mark-silver { fill: #d4d9dc; }
.mark-gold { fill: var(--gold); }
.brand-name { letter-spacing: .27em; font-size: 21px; font-weight: 600; }
.nav { display: flex; gap: 31px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.nav a { opacity: .84; transition: opacity .2s, color .2s; }
.nav a:hover { opacity: 1; color: var(--gold); }

.hero {
  min-height: 720px;
  padding: 150px 5vw 80px;
  background: radial-gradient(circle at 74% 38%, #123c57 0, #0a1d2b 30%, var(--navy) 64%);
  color: white;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(420px, .95fr) 1.25fr;
  align-items: center;
}
.hero-copy { position: relative; z-index: 2; max-width: 680px; }
.eyebrow, .section-label {
  font-size: 11px;
  letter-spacing: .24em;
  font-weight: 700;
  color: var(--gold);
  margin: 0 0 22px;
}
.hero h1 {
  margin: 0 0 24px;
  font-size: clamp(45px, 5vw, 78px);
  line-height: .99;
  letter-spacing: -.035em;
  font-weight: 500;
}
.hero-lead {
  max-width: 620px;
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.35;
  margin: 0 0 18px;
}
.hero-body {
  max-width: 590px;
  color: #c2cdd5;
  font-size: 16px;
  margin-bottom: 34px;
}
.button {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  padding: 13px 19px;
  border: 1px solid rgba(212,175,87,.65);
  color: white;
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: 11px;
  transition: background .2s, color .2s;
}
.button:hover { background: var(--gold); color: var(--navy); }
.button span { font-size: 17px; }

.hero-visual { height: 600px; position: relative; }
.grid-lines {
  position: absolute; inset: -20% -10%;
  background-image:
    linear-gradient(rgba(115,176,211,.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115,176,211,.11) 1px, transparent 1px);
  background-size: 55px 55px;
  transform: perspective(600px) rotateY(-12deg) rotateX(7deg);
  mask-image: radial-gradient(circle, black 20%, transparent 70%);
}
.molecule {
  position: absolute;
  width: 310px; height: 310px;
  right: 38%; top: 25%;
  transform: rotate(-13deg);
}
.molecule::before, .molecule::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(126,200,241,.4);
  transform: rotate(60deg);
}
.molecule::after { transform: rotate(-60deg); }
.molecule i {
  position: absolute;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: #a9e1ff;
  box-shadow: 0 0 20px rgba(118,206,255,.75);
}
.molecule i:nth-child(1){left:48%;top:0}
.molecule i:nth-child(2){left:0;top:49%}
.molecule i:nth-child(3){right:0;top:30%}
.molecule i:nth-child(4){right:22%;bottom:0}
.molecule i:nth-child(5){left:20%;bottom:8%}
.molecule i:nth-child(6){left:47%;top:47%}
.material-surface {
  position: absolute;
  right: 4%; top: 13%;
  width: 42%; height: 74%;
  background:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,.20) 0 1px, transparent 2px),
    radial-gradient(circle at 65% 45%, rgba(255,255,255,.14) 0 1px, transparent 2px),
    linear-gradient(135deg, #777f83, #222b2f 60%, #11191d);
  background-size: 27px 27px, 31px 31px, auto;
  clip-path: polygon(28% 0,100% 0,76% 100%,0 100%);
  filter: contrast(1.1);
  opacity: .9;
}
.material-surface::after {
  content: "";
  position: absolute; inset: 9%;
  background: repeating-linear-gradient(128deg, transparent 0 18px, rgba(255,255,255,.07) 19px 20px);
  opacity: .7;
}
.thermal-core {
  position: absolute;
  right: -5%; bottom: 6%;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff6cf 0 3%, #ffc66a 6%, #f26a21 20%, #7f2414 38%, transparent 64%);
  filter: blur(1px);
  box-shadow: 0 0 80px rgba(242,106,33,.45);
}

.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  padding: 42px 5vw 50px;
  background: #081723;
  color: white;
  align-items: start;
}
.process-step { text-align: center; max-width: 260px; margin: auto; }
.step-number { color: var(--gold); font-size: 10px; letter-spacing: .2em; }
.process h3 { margin: 9px 0 8px; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.process p { margin: 0; color: #9eafb9; font-size: 12px; line-height: 1.55; }
.process-arrow { color: #607989; font-size: 22px; padding-top: 28px; }

.section {
  padding: 115px 8vw;
  display: grid;
  grid-template-columns: minmax(150px, .35fr) minmax(0, 1.65fr);
  gap: 70px;
}
.section-label { color: #7a5f29; margin-top: 10px; }
.section-content { max-width: 950px; }
.section h2 {
  font-size: clamp(39px, 4.5vw, 64px);
  line-height: 1.04;
  font-weight: 450;
  letter-spacing: -.035em;
  margin: 0 0 34px;
}
.section p { color: #46535d; max-width: 820px; }
.large-copy { font-size: 21px; line-height: 1.55; color: #23323d !important; }

.dark-band { background: #081723; padding: 55px 8vw; color: white; }
.workflow {
  max-width: 1200px; margin: auto;
  display: grid; grid-template-columns: 1fr .35fr 1fr .35fr 1fr .35fr 1fr .35fr 1fr;
  align-items: center; gap: 13px;
}
.workflow-node { text-align: center; }
.workflow-node span { display:block; color: var(--gold); font-size:10px; letter-spacing:.2em; margin-bottom:9px; }
.workflow-node strong { display:block; text-transform:uppercase; font-size:11px; letter-spacing:.12em; }
.workflow-node small { color:#8ea2af; display:block; margin-top:6px; font-size:11px; }
.workflow-line { height:1px; background: linear-gradient(90deg, transparent, #667f90, transparent); }

.applications { background: #eef1f2; }
.application-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:50px; }
.application-card { border-top:1px solid #81909a; padding:24px 10px 20px 0; min-height:220px; }
.card-kicker { color:#8a6a2f; font-size:10px; letter-spacing:.2em; }
.application-card h3 { font-size:28px; font-weight:500; margin:14px 0 10px; }
.application-card p { margin:0; font-size:14px; }

.materials { background:white; }
.split { display:grid; grid-template-columns:1fr 1fr; gap:70px; }
.lifecycle-strip {
  margin-top:65px; padding:22px 0; border-top:1px solid var(--light-line); border-bottom:1px solid var(--light-line);
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  font-size:10px; letter-spacing:.12em; font-weight:700;
}
.lifecycle-strip span { color:#9b7b38; font-size:16px; }
.value-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:35px; margin-top:55px; }
.value-grid div { border-left:2px solid var(--gold); padding-left:17px; }
.value-grid strong { display:block; font-size:15px; margin-bottom:6px; }
.value-grid span { display:block; color:#68757e; font-size:13px; }

.about { background:#f0f2f3; }
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:70px; }

.contact {
  padding: 110px 8vw;
  background: linear-gradient(120deg, #07131d, #102a3b);
  color:white;
  display:grid; grid-template-columns:1.3fr .7fr; gap:80px;
}
.contact h2 { font-size:clamp(44px,5vw,74px); line-height:1; letter-spacing:-.04em; font-weight:450; margin:0; }
.contact-side { align-self:end; }
.contact-side p { color:#bdc9d0; max-width:400px; }
.contact-note { color:#7e929f !important; font-size:12px; margin-top:30px; }

footer {
  background:#050e15; color:#748692; padding:24px 8vw;
  display:flex; justify-content:space-between; gap:30px; font-size:10px; letter-spacing:.08em; text-transform:uppercase;
}

@media (max-width: 950px) {
  .site-header { position:relative; background:#07131d; height:auto; padding:18px 5vw; gap:20px; flex-direction:column; align-items:flex-start; }
  .nav { width:100%; overflow:auto; gap:18px; padding-bottom:2px; }
  .hero { grid-template-columns:1fr; min-height:700px; padding-top:75px; }
  .hero-visual { position:absolute; inset:auto -10% 0 45%; opacity:.55; }
  .process { grid-template-columns:1fr; gap:24px; }
  .process-arrow { display:none; }
  .process-step { max-width:500px; }
  .section { grid-template-columns:1fr; gap:25px; padding:80px 7vw; }
  .workflow { grid-template-columns:1fr; gap:18px; }
  .workflow-line { display:none; }
  .application-grid, .split, .about-grid, .value-grid, .contact { grid-template-columns:1fr; }
  .lifecycle-strip { flex-wrap:wrap; justify-content:flex-start; }
  .contact { padding:80px 7vw; gap:50px; }
  footer { flex-direction:column; }
}