:root {
  color-scheme: light;
  --ink: #13201d;
  --muted: #596963;
  --line: #dbe5df;
  --surface: #ffffff;
  --soft: #eef6f1;
  --green: #0f8a63;
  --teal: #0a7b83;
  --blue: #3158a8;
  --gold: #d89b21;
  --shadow: 0 22px 60px rgba(19, 32, 29, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fbfdfb;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(20px, 5vw, 72px);
  background: rgba(251, 253, 251, 0.9);
  border-bottom: 1px solid rgba(219, 229, 223, 0.8);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  border-radius: 10px;
}

nav {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

nav a {
  text-decoration: none;
}

.hero {
  min-height: calc(100vh - 73px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  align-items: center;
  gap: clamp(32px, 7vw, 92px);
  padding: clamp(52px, 8vw, 104px) clamp(20px, 5vw, 72px) 48px;
  background:
    linear-gradient(135deg, rgba(15, 138, 99, 0.14), transparent 38%),
    linear-gradient(225deg, rgba(49, 88, 168, 0.12), transparent 34%),
    #fbfdfb;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(56px, 9vw, 120px);
  line-height: 0.95;
  letter-spacing: 0;
}

.lead {
  max-width: 650px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.2vw, 24px);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--green);
  border-color: var(--green);
  color: white;
}

.button.secondary {
  background: white;
  color: var(--ink);
}

.device-panel {
  display: grid;
  gap: 14px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.app-icon {
  width: 116px;
  height: 116px;
  border-radius: 24px;
  box-shadow: 0 18px 36px rgba(19, 32, 29, 0.18);
}

.status-card,
.metric-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.status-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 10px;
  padding: 16px;
}

.status-card span:last-child {
  grid-column: 2;
  color: var(--muted);
}

.status-dot {
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--gold);
}

.metric-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 16px;
}

.metric-row span {
  color: var(--muted);
}

.section {
  padding: clamp(56px, 8vw, 96px) clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

h2 {
  margin: 0;
  max-width: 840px;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 21px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article {
  min-height: 210px;
  padding: 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.feature-grid p,
.split-section p,
.policy p {
  color: var(--muted);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 460px);
  gap: clamp(28px, 6vw, 72px);
  background: var(--soft);
}

.check-list {
  display: grid;
  gap: 12px;
  align-content: start;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  padding: 15px 16px;
  background: white;
  border-left: 4px solid var(--green);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(19, 32, 29, 0.08);
}

.privacy-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.privacy-band p {
  max-width: 760px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

footer a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.policy {
  max-width: 880px;
  padding: 64px clamp(20px, 5vw, 72px) 88px;
}

.policy h1 {
  font-size: clamp(42px, 7vw, 76px);
}

.updated {
  margin-bottom: 42px;
}

.policy section {
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.policy h2 {
  font-size: clamp(24px, 4vw, 34px);
}

@media (max-width: 900px) {
  .hero,
  .split-section,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .feature-grid article {
    min-height: auto;
  }
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
  }

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

  .button {
    width: 100%;
  }

  .metric-row {
    flex-direction: column;
    gap: 4px;
  }
}