:root {
  color-scheme: dark;
  --bg: #000000;
  --panel: #0b0b0d;
  --panel-border: #202024;
  --text: #f5f5f7;
  --muted: #a1a1aa;
  --subtle: #71717a;
  --accent: #2dd4bf;
  --accent-strong: #14b8a6;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration-color: rgba(45, 212, 191, 0.45);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.shell {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 28px 24px 56px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 10px 0 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0;
  text-decoration: none;
}

.wendy-logo {
  display: block;
  width: 118px;
  height: auto;
  filter: invert(1);
}

.product-name {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
}

.product-name::before {
  content: "";
  display: block;
  width: 1px;
  height: 20px;
  background: var(--panel-border);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 56px;
  align-items: center;
  padding-bottom: 72px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 650;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  font-size: clamp(48px, 7vw, 88px);
  line-height: 0.94;
  font-weight: 760;
}

h2 {
  font-size: 26px;
  line-height: 1.18;
  font-weight: 720;
}

h3 {
  font-size: 17px;
  line-height: 1.25;
  font-weight: 690;
}

.lead {
  max-width: 670px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.6;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 7px;
  padding: 0 18px;
  border: 1px solid var(--panel-border);
  background: #111114;
  color: var(--text);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.button.primary {
  border-color: rgba(45, 212, 191, 0.6);
  background: var(--accent-strong);
  color: #001311;
}

.device {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 16;
  border: 1px solid var(--panel-border);
  border-radius: 32px;
  background:
    radial-gradient(circle at 50% 35%, rgba(45, 212, 191, 0.2), transparent 28%),
    linear-gradient(180deg, #101014, #030304);
  overflow: hidden;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.65);
}

.sensor-grid {
  position: absolute;
  inset: 15%;
  border-bottom: 1px solid rgba(45, 212, 191, 0.18);
  background:
    linear-gradient(rgba(45, 212, 191, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45, 212, 191, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  transform: perspective(700px) rotateX(58deg);
  transform-origin: bottom;
}

.skeleton {
  position: absolute;
  inset: 25% 24% 18%;
}

.joint {
  position: absolute;
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  border-radius: 50%;
  background: var(--text);
  box-shadow: 0 0 16px var(--accent);
}

.bone {
  position: absolute;
  height: 3px;
  transform-origin: 0 50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(45, 212, 191, 0.55);
}

.capture-button {
  position: absolute;
  left: 50%;
  bottom: 36px;
  width: 58px;
  height: 58px;
  margin-left: -29px;
  border: 4px solid rgba(255, 255, 255, 0.85);
  border-radius: 50%;
}

.capture-button::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  background: #ef4444;
}

.section {
  border-top: 1px solid var(--panel-border);
  padding: 46px 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.card {
  min-height: 178px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 20px;
  background: var(--panel);
}

.card p,
.content p,
.content li {
  color: var(--muted);
}

.card p {
  margin: 10px 0 0;
  font-size: 15px;
}

.content {
  max-width: 790px;
}

.content h1 {
  font-size: clamp(40px, 7vw, 72px);
}

.content h2 {
  margin-top: 40px;
}

.content p,
.content li {
  font-size: 17px;
}

.content ul {
  padding-left: 22px;
}

.meta {
  margin-top: 18px;
  color: var(--subtle);
  font-size: 14px;
}

.footer {
  border-top: 1px solid var(--panel-border);
  padding-top: 28px;
  color: var(--subtle);
  font-size: 14px;
}

@media (max-width: 860px) {
  .shell {
    padding: 22px 18px 44px;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    padding-bottom: 46px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .device {
    width: min(100%, 330px);
  }

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