:root {
  color-scheme: dark;
  --bg: #070908;
  --panel: #101513;
  --text: #f4f8f5;
  --muted: #a7b6ad;
  --line: rgba(184, 255, 214, 0.18);
  --mint: #64f4ad;
  --teal: #2cc5bd;
  --amber: #f4c96a;
  --red: #ff6d5e;
  --shadow: 0 34px 90px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(135deg, rgba(100, 244, 173, 0.08), transparent 38%),
    radial-gradient(circle at 88% 18%, rgba(244, 201, 106, 0.09), transparent 24rem),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 80%);
}

.page-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: clamp(1.5rem, 4vw, 4rem);
}

.hero {
  display: grid;
  width: min(1120px, 100%);
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5.5rem);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: clamp(3rem, 7vw, 5.25rem);
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 720;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.65rem;
  height: 2.65rem;
  place-items: center;
  border: 1px solid rgba(100, 244, 173, 0.35);
  border-radius: 0.9rem;
  background: linear-gradient(145deg, rgba(100, 244, 173, 0.2), rgba(44, 197, 189, 0.04));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  color: var(--mint);
  font-size: 1.35rem;
  font-weight: 800;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.15rem;
  color: var(--mint);
  font-size: 0.93rem;
  font-weight: 700;
  text-transform: uppercase;
}

.status::before {
  width: 0.52rem;
  height: 0.52rem;
  border-radius: 999px;
  background: var(--mint);
  box-shadow: 0 0 22px rgba(100, 244, 173, 0.9);
  content: "";
}

h1 {
  max-width: 11ch;
  margin: 0;
  font-size: 6.85rem;
  line-height: 0.88;
  letter-spacing: 0;
}

.lede {
  max-width: 39rem;
  margin: clamp(1.5rem, 3vw, 2.1rem) 0 0;
  color: var(--muted);
  font-size: 1.24rem;
  line-height: 1.65;
}

.signal-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: clamp(2rem, 4vw, 3rem);
}

.signal-list span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.72rem 0.95rem;
  background: rgba(16, 21, 19, 0.72);
  color: #dcece3;
  font-size: 0.92rem;
  font-weight: 680;
}

.security-visual {
  position: relative;
  min-height: min(70vh, 620px);
  isolation: isolate;
}

.scan-grid {
  position: absolute;
  inset: 7% 0;
  border: 1px solid var(--line);
  border-radius: 2rem;
  background:
    linear-gradient(rgba(100, 244, 173, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100, 244, 173, 0.08) 1px, transparent 1px),
    rgba(8, 12, 10, 0.38);
  background-size: 28px 28px;
  box-shadow: var(--shadow);
  transform: perspective(900px) rotateY(-12deg) rotateX(8deg);
}

.device-frame {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: min(72%, 25rem);
  aspect-ratio: 0.72;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 2.25rem;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.13), transparent 34%),
    linear-gradient(180deg, #151b18, #090d0b);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 32px 80px rgba(0, 0, 0, 0.45);
  transform: translate(-50%, -50%) perspective(900px) rotateY(-13deg) rotateX(8deg);
}

.device-frame::before {
  position: absolute;
  top: 1rem;
  width: 5rem;
  height: 0.4rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  content: "";
}

.sensor {
  position: relative;
  display: grid;
  width: 58%;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(100, 244, 173, 0.18), transparent 48%),
    rgba(100, 244, 173, 0.04);
}

.sensor::before,
.sensor::after,
.sensor span {
  position: absolute;
  display: block;
  border: 1px solid rgba(100, 244, 173, 0.62);
  border-radius: 50%;
  content: "";
}

.sensor::before {
  inset: 18%;
}

.sensor::after {
  inset: 31%;
  border-color: rgba(244, 201, 106, 0.62);
}

.sensor span:nth-child(1) {
  inset: 4%;
}

.sensor span:nth-child(2) {
  inset: 44%;
  background: var(--mint);
  box-shadow: 0 0 36px rgba(100, 244, 173, 0.78);
}

.sensor span:nth-child(3) {
  inset: 8% 42% 8% 42%;
  border-color: rgba(44, 197, 189, 0.7);
}

.verified-row {
  position: absolute;
  right: 11%;
  bottom: 9%;
  display: flex;
  gap: 0.45rem;
}

.verified-row i {
  display: block;
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 50%;
  background: var(--mint);
}

.verified-row i:nth-child(2) {
  background: var(--amber);
}

.verified-row i:nth-child(3) {
  background: var(--red);
}

.keyline {
  position: absolute;
  z-index: -1;
  width: 38%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(100, 244, 173, 0.72), transparent);
}

.keyline-one {
  top: 22%;
  right: 3%;
  transform: rotate(-18deg);
}

.keyline-two {
  bottom: 19%;
  left: 2%;
  transform: rotate(16deg);
}

@media (max-width: 880px) {
  .page-shell {
    display: block;
    padding: 1.25rem;
  }

  .hero {
    min-height: calc(100vh - 2.5rem);
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .brand {
    margin-bottom: 3.5rem;
  }

  h1 {
    max-width: 9.5ch;
    font-size: 5rem;
  }

  .security-visual {
    min-height: 340px;
  }

  .scan-grid {
    inset: 4% 2%;
    transform: perspective(900px) rotateY(-8deg) rotateX(7deg);
  }

  .device-frame {
    width: min(62%, 17rem);
    border-radius: 1.8rem;
  }
}

@media (max-width: 520px) {
  .brand {
    margin-bottom: 2.75rem;
  }

  .signal-list span {
    flex: 1 1 auto;
    text-align: center;
  }

  .security-visual {
    min-height: 290px;
  }

  .device-frame {
    width: min(72%, 15rem);
  }

  h1 {
    font-size: 3.65rem;
  }
}