:root {
  --ink: #eef5f2;
  --muted: #9baba7;
  --dim: #71817d;
  --surface: #0b1212;
  --surface-2: #101a19;
  --card: rgba(20, 31, 30, 0.78);
  --line: rgba(213, 231, 223, 0.13);
  --line-strong: rgba(213, 231, 223, 0.22);
  --accent: #f4a261;
  --accent-bright: #ffc07a;
  --cyan: #66d9cf;
  --green: #9ad29a;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% -8%, rgba(244, 162, 97, 0.15), transparent 30rem),
    radial-gradient(circle at 86% 4%, rgba(102, 217, 207, 0.12), transparent 32rem),
    var(--surface);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

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

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

a:focus-visible {
  outline: 3px solid rgba(102, 217, 207, 0.55);
  outline-offset: 4px;
}

.site-shell {
  position: relative;
  overflow: hidden;
}

.site-shell::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(215, 234, 226, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(215, 234, 226, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 62%);
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(244, 162, 97, 0.4);
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(244, 162, 97, 0.2), rgba(102, 217, 207, 0.08));
  box-shadow: inset 0 0 20px rgba(244, 162, 97, 0.08);
}

.brand-mark svg {
  width: 21px;
  height: 21px;
  color: var(--accent-bright);
}

.brand-subtitle {
  display: block;
  margin-top: 1px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 550;
  letter-spacing: 0.12em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  transition: color 160ms ease;
}

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

.nav-cta,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

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

.nav-cta {
  min-height: 40px;
  border-color: rgba(244, 162, 97, 0.38);
  background: rgba(244, 162, 97, 0.1);
  color: #ffe0bc;
}

.button-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent-bright), var(--accent));
  color: #25170c;
  box-shadow: 0 12px 32px rgba(244, 162, 97, 0.19);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.035);
  color: var(--ink);
}

.button svg,
.nav-cta svg {
  width: 17px;
  height: 17px;
}

.hero {
  display: grid;
  min-height: 700px;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
  align-items: center;
  gap: clamp(40px, 8vw, 110px);
  padding-block: 88px 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 22px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 28px;
  height: 1px;
  background: currentColor;
  content: "";
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(50px, 6.5vw, 88px);
  font-weight: 680;
  letter-spacing: -0.064em;
  line-height: 0.98;
}

.hero h1 span {
  color: var(--accent-bright);
}

.hero-copy {
  max-width: 620px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 26px;
  color: var(--dim);
  font-size: 13px;
}

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

.hero-note span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  content: "";
  box-shadow: 0 0 12px rgba(154, 210, 154, 0.6);
}

.cad-stage {
  position: relative;
  min-height: 500px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background:
    linear-gradient(rgba(102, 217, 207, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 217, 207, 0.032) 1px, transparent 1px),
    linear-gradient(155deg, rgba(255, 255, 255, 0.045), transparent 44%),
    rgba(5, 11, 11, 0.78);
  background-size: 28px 28px, 28px 28px, auto, auto;
  box-shadow: var(--shadow), inset 0 1px rgba(255, 255, 255, 0.04);
  isolation: isolate;
}

.cad-stage::before {
  position: absolute;
  inset: 12% 9%;
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102, 217, 207, 0.12), transparent 66%);
  content: "";
  filter: blur(18px);
}

.cad-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 17px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--dim);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line-strong);
}

.window-dots i:first-child {
  background: var(--accent);
}

.model-wrap {
  position: absolute;
  inset: 92px 44px 65px;
  display: grid;
  place-items: center;
  perspective: 900px;
}

.model {
  position: relative;
  width: min(280px, 65vw);
  aspect-ratio: 1;
  animation: model-float 7s ease-in-out infinite;
  transform: rotateX(61deg) rotateZ(-38deg);
  transform-style: preserve-3d;
}

.model-face {
  position: absolute;
  inset: 16%;
  border: 2px solid rgba(102, 217, 207, 0.74);
  background: rgba(102, 217, 207, 0.035);
  box-shadow: inset 0 0 35px rgba(102, 217, 207, 0.05);
}

.model-face:nth-child(2) {
  transform: translateZ(74px);
  border-color: rgba(244, 162, 97, 0.8);
  background: rgba(244, 162, 97, 0.035);
}

.model-edge {
  position: absolute;
  width: 2px;
  height: 74px;
  background: linear-gradient(var(--cyan), var(--accent));
  transform-origin: top;
}

.edge-a { left: 16%; top: 16%; transform: rotateX(-90deg); }
.edge-b { right: 16%; top: 16%; transform: rotateX(-90deg); }
.edge-c { left: 16%; bottom: 16%; transform: rotateX(-90deg); }
.edge-d { right: 16%; bottom: 16%; transform: rotateX(-90deg); }

.model-hole {
  position: absolute;
  top: 37%;
  left: 37%;
  width: 26%;
  height: 26%;
  border: 2px solid rgba(238, 245, 242, 0.65);
  border-radius: 50%;
  box-shadow: 0 0 0 12px rgba(238, 245, 242, 0.025), 0 0 30px rgba(102, 217, 207, 0.14);
  transform: translateZ(78px);
}

.dimension {
  position: absolute;
  z-index: 3;
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: rgba(6, 12, 12, 0.82);
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  backdrop-filter: blur(8px);
}

.dimension-one { top: 27%; right: 7%; }
.dimension-two { bottom: 19%; left: 8%; }
.dimension-three { top: 20%; left: 8%; color: var(--accent-bright); }

.axis {
  position: absolute;
  right: 18px;
  bottom: 18px;
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--dim);
  font-family: ui-monospace, monospace;
  font-size: 9px;
}

.process-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  gap: 12px;
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.018);
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.process-strip b {
  color: var(--ink);
  font-size: 14px;
}

.process-arrow {
  color: var(--accent);
  font-size: 18px;
}

.section {
  padding-block: 120px;
}

.section-compact {
  padding-block: 82px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 46px;
}

.section-heading h2 {
  max-width: 710px;
  margin: 0;
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 650;
  letter-spacing: -0.048em;
  line-height: 1.06;
}

.section-heading p {
  max-width: 390px;
  margin: 0;
  color: var(--muted);
}

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

.feature-card {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.025);
}

.feature-card::after {
  position: absolute;
  right: -25%;
  bottom: -42%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102, 217, 207, 0.09), transparent 68%);
  content: "";
}

.feature-number {
  display: inline-flex;
  min-width: 42px;
  height: 26px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--cyan);
  font-family: ui-monospace, monospace;
  font-size: 11px;
}

.feature-card h3 {
  margin: 54px 0 12px;
  font-size: 23px;
  letter-spacing: -0.025em;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.split-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(244, 162, 97, 0.08), rgba(102, 217, 207, 0.035));
  box-shadow: var(--shadow);
}

.split-copy {
  padding: clamp(34px, 6vw, 72px);
}

.split-copy h2 {
  margin: 0 0 18px;
  font-size: clamp(34px, 5vw, 54px);
  letter-spacing: -0.048em;
  line-height: 1.05;
}

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

.split-list {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.split-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.split-list li::before {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.support-panel {
  display: grid;
  align-content: center;
  gap: 14px;
  padding: clamp(34px, 6vw, 72px);
  border-left: 1px solid var(--line);
  background: rgba(3, 8, 8, 0.28);
}

.support-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.025);
}

.support-item span {
  color: var(--muted);
  font-size: 13px;
}

.support-item strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.support-item i {
  color: var(--accent);
  font-style: normal;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.faq-item {
  padding: 25px;
  border-top: 1px solid var(--line-strong);
}

.faq-item h3 {
  margin: 0 0 9px;
  font-size: 17px;
}

.faq-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.final-cta {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 7vw, 84px);
  border: 1px solid rgba(244, 162, 97, 0.25);
  border-radius: 32px;
  background:
    radial-gradient(circle at 86% 20%, rgba(102, 217, 207, 0.12), transparent 25rem),
    linear-gradient(125deg, rgba(244, 162, 97, 0.14), rgba(15, 26, 25, 0.78) 58%);
}

.final-cta h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(38px, 6vw, 68px);
  letter-spacing: -0.055em;
  line-height: 1;
}

.final-cta p {
  max-width: 600px;
  margin: 20px 0 30px;
  color: var(--muted);
  font-size: 17px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 30px;
  padding-block: 64px 40px;
  color: var(--dim);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 24px;
}

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

.legal-body {
  background: #0a1110;
}

.legal-shell {
  width: min(860px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0 90px;
}

.legal-back {
  display: inline-flex;
  margin-bottom: 38px;
  color: var(--cyan);
  font-size: 14px;
}

.legal-card {
  padding: clamp(28px, 6vw, 68px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(16, 26, 25, 0.78);
  box-shadow: var(--shadow);
}

.legal-card h1 {
  margin: 0;
  font-size: clamp(38px, 7vw, 62px);
  letter-spacing: -0.05em;
  line-height: 1;
}

.legal-date {
  margin: 14px 0 40px;
  color: var(--dim);
  font-size: 13px;
}

.legal-card h2 {
  margin: 34px 0 10px;
  color: var(--accent-bright);
  font-size: 20px;
}

.legal-card p,
.legal-card li {
  color: #b3c0bc;
}

.legal-card a {
  color: var(--cyan);
}

@keyframes model-float {
  0%, 100% { transform: rotateX(61deg) rotateZ(-38deg) translate3d(0, 0, 0); }
  50% { transform: rotateX(61deg) rotateZ(-35deg) translate3d(5px, -8px, 0); }
}

@media (max-width: 920px) {
  .nav a:not(.nav-cta) { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 66px; }
  .cad-stage { min-height: 470px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .split-panel { grid-template-columns: 1fr; }
  .support-panel { border-top: 1px solid var(--line); border-left: 0; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1180px); }
  .site-header { min-height: 68px; }
  .brand-subtitle { display: none; }
  .nav-cta { min-height: 38px; padding-inline: 14px; font-size: 13px; }
  .hero { gap: 48px; padding-block: 56px 70px; }
  .hero h1 { font-size: clamp(46px, 15vw, 66px); }
  .cad-stage { min-height: 410px; border-radius: 24px; }
  .model-wrap { inset: 80px 20px 48px; }
  .dimension-one { right: 3%; }
  .dimension-two { left: 3%; }
  .dimension-three { left: 3%; }
  .process-strip { grid-template-columns: 1fr; padding: 24px; text-align: left; }
  .process-arrow { transform: rotate(90deg); text-align: center; }
  .section { padding-block: 82px; }
  .section-heading { align-items: start; flex-direction: column; }
  .feature-grid, .faq-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 250px; }
  .site-footer { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@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; }
}