:root {
  color-scheme: dark;
  --bg: #09100d;
  --bg-soft: rgba(17, 24, 20, 0.74);
  --surface: rgba(13, 18, 16, 0.84);
  --surface-strong: rgba(10, 14, 13, 0.94);
  --stroke: rgba(82, 98, 90, 0.4);
  --stroke-strong: rgba(95, 117, 106, 0.62);
  --text: #f4f7ff;
  --text-soft: #c8d2cc;
  --text-muted: #8c9791;
  --accent: #3ad06d;
  --accent-strong: #2fb75d;
  --danger: #ff4a4a;
  --accent-soft: rgba(58, 208, 109, 0.14);
  --shadow: 0 28px 72px rgba(0, 0, 0, 0.42);
  --radius: 24px;
  --radius-small: 16px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(58, 208, 109, 0.18), transparent 30%),
    radial-gradient(circle at 84% 10%, rgba(255, 74, 74, 0.12), transparent 22%),
    linear-gradient(180deg, #121820 0%, #0b1015 46%, #070b0a 100%);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 85%);
  pointer-events: none;
}

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

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

.site-shell {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
  padding: 24px 0 80px;
}

.topbar {
  position: sticky;
  top: 16px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 18px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(11, 16, 21, 0.78);
  backdrop-filter: blur(22px);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.24);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-mark-image {
  display: block;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
}

.brand-name {
  font-size: 0.98rem;
}

.nav {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nav-link svg,
.button svg,
.install-icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.85;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-link svg path,
.button svg path,
.install-icon svg path {
  vector-effect: non-scaling-stroke;
}

.nav-link:hover {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.98fr);
  gap: 54px;
  align-items: center;
  padding: 88px 0 56px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1,
.section h2 {
  margin: 0;
  letter-spacing: -0.04em;
}

.hero h1 {
  max-width: 11ch;
  font-size: clamp(3rem, 6vw, 5.4rem);
  line-height: 0.93;
}

.lede,
.section-head p,
.feature-card p,
.step-card p,
.faq p,
.footer p {
  color: var(--text-soft);
  line-height: 1.7;
}

.lede {
  max-width: 60ch;
  margin: 22px 0 0;
  font-size: 1.05rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #07100d;
}

.button.secondary {
  border: 1px solid var(--stroke-strong);
  background: rgba(255, 255, 255, 0.02);
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.signal-list li,
.feature-card,
.step-card,
.faq-list details,
.trust-row article {
  border: 1px solid var(--stroke);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.signal-list li {
  padding: 16px;
  border-radius: 18px;
}

.signal-list strong,
.status-label,
.metric,
.step-index {
  display: block;
}

.signal-list strong {
  margin-bottom: 8px;
  font-size: 0.94rem;
}

.signal-list span {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.hero-visual {
  position: relative;
  min-width: 0;
}

.window-card {
  position: relative;
  padding: 18px;
  border: 1px solid var(--stroke-strong);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.01)),
    rgba(6, 10, 9, 0.88);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.window-card::before {
  content: "";
  position: absolute;
  inset: -18px 22px auto;
  height: 120px;
  background: radial-gradient(circle, rgba(58, 208, 109, 0.22), transparent 72%);
  filter: blur(20px);
  z-index: -1;
}

.window-header {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.window-header span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
}

.window-card img {
  width: 100%;
  height: auto;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.status-float {
  position: absolute;
  max-width: 220px;
  padding: 14px 16px;
  border: 1px solid rgba(58, 208, 109, 0.2);
  border-radius: 18px;
  background: rgba(10, 14, 13, 0.94);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.32);
}

.status-float-top {
  top: 7%;
  left: -42px;
}

.status-float-bottom {
  right: -28px;
  bottom: 8%;
}

.status-label {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-float strong {
  font-size: 0.95rem;
  line-height: 1.45;
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 8px;
}

.trust-row article {
  padding: 20px 22px;
  border-radius: 22px;
}

.metric {
  margin-bottom: 10px;
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.trust-row p {
  margin: 0;
  color: var(--text-soft);
}

.section {
  padding: 108px 0 0;
}

.section-alt {
  position: relative;
}

.section-alt::before {
  content: "";
  position: absolute;
  inset: 74px 0 auto auto;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(58, 208, 109, 0.12), transparent 72%);
  filter: blur(24px);
  pointer-events: none;
}

.section-head {
  max-width: 780px;
}

.section h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.04;
}

.section-head p:last-child {
  margin-top: 16px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.install-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 18px;
  margin-top: 34px;
}

.install-card {
  padding: 22px;
  border: 1px solid var(--stroke);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.install-head {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.install-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
}

.install-label {
  display: block;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.install-card pre {
  margin: 0;
  padding: 16px 18px;
  border: 1px solid var(--stroke);
  border-radius: 18px;
  background: rgba(9, 12, 11, 0.92);
  overflow-x: auto;
}

.install-card code {
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.96rem;
}

.install-card p {
  margin: 0;
}

.install-card a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: rgba(58, 208, 109, 0.55);
  text-underline-offset: 3px;
}

.feature-card,
.step-card,
.faq-list details {
  border-radius: 24px;
}

.feature-card {
  padding: 22px;
}

.feature-card h3,
.step-card h3,
.faq summary {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.feature-card p,
.step-card p,
.faq p {
  margin: 12px 0 0;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.step-card {
  padding: 24px;
}

.step-index {
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.faq-list {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}

.faq-list details {
  padding: 18px 20px;
}

.faq summary {
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq p {
  margin-top: 12px;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px 24px;
  margin-top: 108px;
  padding-top: 28px;
  border-top: 1px solid var(--stroke);
}

.footer-mark {
  display: inline-block;
  vertical-align: middle;
  margin-right: 10px;
}

.footer p {
  margin: 0;
}

.footer-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--text-soft);
}

@media (max-width: 1120px) {
  .hero,
  .install-grid,
  .feature-grid,
  .step-list {
    grid-template-columns: 1fr;
  }

  .signal-list,
  .trust-row {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 34px;
    padding-top: 72px;
  }

  .hero h1 {
    max-width: 12ch;
  }

  .hero-visual {
    max-width: 620px;
  }

  .status-float-top,
  .status-float-bottom {
    position: static;
    max-width: none;
    margin-top: 14px;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(calc(100% - 26px), var(--container));
    padding-top: 16px;
  }

  .topbar {
    position: static;
    flex-direction: column;
    align-items: flex-start;
    border-radius: 28px;
  }

  .nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero {
    padding-top: 52px;
  }

  .hero h1 {
    max-width: 100%;
    font-size: 2.7rem;
  }

  .cta-row {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .section {
    padding-top: 84px;
  }

  .footer {
    margin-top: 84px;
  }
}