:root {
  --bg: #08120c;
  --bg-secondary: #0d1811;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --surface-border: rgba(255, 255, 255, 0.12);
  --text: #eff6f0;
  --muted: #b8c4ba;
  --primary: #69c36f;
  --primary-strong: #8ff29a;
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.28);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(105, 195, 111, 0.20), transparent 30%),
    radial-gradient(circle at top right, rgba(143, 242, 154, 0.10), transparent 24%),
    linear-gradient(180deg, #09120c 0%, #0c1710 46%, #09120c 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 92%);
  pointer-events: none;
}

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

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

a {
  color: inherit;
}

.page-shell {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #06210d;
  background: linear-gradient(135deg, var(--primary-strong), var(--primary));
  box-shadow: 0 16px 32px rgba(105, 195, 111, 0.25);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span {
  color: var(--muted);
  font-size: 0.92rem;
}

.nav {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  backdrop-filter: blur(12px);
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  padding: 10px 16px;
  border-radius: 999px;
  transition: background-color 180ms ease, color 180ms ease;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

main {
  display: grid;
  gap: 28px;
  padding: 20px 0 48px;
}

.section,
.hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 28px;
  padding: 34px;
}

.hero {
  min-height: 580px;
  align-items: center;
}

.hero::after,
.section::after {
  content: "";
  position: absolute;
  inset: auto auto -120px -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(105, 195, 111, 0.22), transparent 70%);
  pointer-events: none;
}

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

.eyebrow,
.section-label,
.card-badge,
.product-tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--primary-strong);
  background: rgba(143, 242, 154, 0.08);
  border: 1px solid rgba(143, 242, 154, 0.18);
}

.hero h1,
.section h2 {
  margin: 16px 0;
  font-size: clamp(2.2rem, 4vw, 4.3rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.section h2 {
  font-size: clamp(1.9rem, 3vw, 3rem);
}

.hero-text,
.section p,
.feature-card p,
.product-points p,
.info-card p,
.footer p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
  font-size: 1rem;
}

.hero-actions,
.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.button-primary {
  color: #06210d;
  background: linear-gradient(135deg, var(--primary-strong), var(--primary));
  box-shadow: 0 16px 34px rgba(105, 195, 111, 0.26);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
}

.hero-highlights li {
  padding: 12px 16px;
  border-radius: 999px;
  color: #d9e8db;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-card,
.feature-card,
.info-card,
.device-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.05));
  border: 1px solid var(--surface-border);
}

.hero-card {
  padding: 26px;
  min-height: 100%;
}

.hero-card-glow {
  position: absolute;
  top: -48px;
  right: -48px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(143, 242, 154, 0.28), transparent 72%);
  pointer-events: none;
}

.hero-card h2,
.info-card h3,
.feature-card h3,
.product-points h3 {
  margin: 16px 0 12px;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.compact-details {
  margin-top: 18px;
}

.company-details {
  display: grid;
  gap: 18px;
  margin: 0;
}

.company-details div {
  display: grid;
  gap: 6px;
}

.company-details dt {
  color: #c9d6cb;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.company-details dd {
  margin: 0;
  color: var(--text);
  line-height: 1.55;
  word-break: break-word;
}

.section-surface {
  background: rgba(255, 255, 255, 0.03);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 22px;
}

.feature-card:last-child {
  grid-column: 1 / -1;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(143, 242, 154, 0.1);
  color: var(--primary-strong);
  font-weight: 800;
}

.product-section {
  align-items: center;
}

.product-visual {
  display: flex;
  justify-content: center;
}

.device-frame {
  width: min(100%, 420px);
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03)),
    linear-gradient(140deg, rgba(105, 195, 111, 0.18), rgba(255, 255, 255, 0.02));
}

.device-header {
  width: 34%;
  height: 22px;
  border-radius: 999px;
  margin: 0 auto 18px;
  background: rgba(255, 255, 255, 0.08);
}

.device-content {
  min-height: 440px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 28px;
  border-radius: calc(var(--radius-lg) - 4px);
  background: linear-gradient(180deg, rgba(8, 18, 12, 0.76), rgba(8, 18, 12, 0.94));
}

.product-logo {
  width: 112px;
  height: 112px;
  border-radius: 28px;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.24);
}

.product-tag {
  margin-top: 18px;
}

.device-content strong {
  margin-top: 14px;
  font-size: 2rem;
  letter-spacing: -0.04em;
}

.device-content p {
  max-width: 22ch;
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.7;
}

.product-points {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.product-points article {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.product-points h3 {
  margin-top: 0;
}

.institutional-section {
  padding: 34px;
}

.section-heading {
  max-width: 720px;
}

.institutional-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.info-card {
  padding: 24px;
}

.info-card a {
  color: var(--primary-strong);
  text-decoration: none;
}

.info-card a:hover,
.info-card a:focus-visible {
  text-decoration: underline;
  outline: none;
}

.accent-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(105, 195, 111, 0.12)),
    rgba(255, 255, 255, 0.03);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 0 40px;
}

.footer strong {
  display: block;
  margin-bottom: 6px;
}

@media (max-width: 980px) {
  .section-grid,
  .institutional-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

  .feature-card:last-child {
    grid-column: auto;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--container));
  }

  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .nav {
    justify-content: center;
    flex-wrap: wrap;
    border-radius: 20px;
  }

  .section-grid,
  .institutional-section {
    padding: 22px;
  }

  .hero h1,
  .section h2 {
    line-height: 1.08;
  }

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

  .button {
    width: 100%;
  }

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

  .device-content {
    min-height: 380px;
  }
}