:root {
  color-scheme: light;
  --ink: #142024;
  --muted: #637174;
  --paper: #f6f8f8;
  --panel: #ffffff;
  --line: #dfe6e5;
  --teal: #0f8f82;
  --teal-dark: #08675f;
  --gold: #e0ad35;
  --blue: #2d5f9a;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(246, 248, 248, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: #fff;
  background: var(--teal-dark);
  font-size: 13px;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a:hover,
.text-link:hover {
  color: var(--teal-dark);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  align-items: center;
  gap: clamp(32px, 7vw, 96px);
  min-height: calc(100svh - 72px);
  padding: clamp(56px, 8vw, 112px) clamp(20px, 5vw, 72px);
  background:
    linear-gradient(135deg, rgba(15, 143, 130, 0.16), rgba(45, 95, 154, 0.08) 48%, rgba(224, 173, 53, 0.12)),
    var(--paper);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(56px, 10vw, 120px);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.hero-text {
  max-width: 620px;
  margin-bottom: 30px;
  color: #344548;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

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

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 800;
}

.primary-button {
  color: #fff;
  background: var(--teal-dark);
}

.secondary-button {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

.product-visual {
  display: grid;
  place-items: center;
}

.phone-shell {
  position: relative;
  width: min(100%, 328px);
  aspect-ratio: 0.55;
  padding: 28px;
  overflow: hidden;
  border: 10px solid #11191b;
  border-radius: 44px;
  background:
    radial-gradient(circle at 50% 32%, rgba(224, 173, 53, 0.34), transparent 34%),
    linear-gradient(180deg, #ffffff, #eaf3f1);
  box-shadow: 0 32px 70px rgba(20, 32, 36, 0.24);
}

.phone-top {
  width: 86px;
  height: 8px;
  margin: 0 auto 28px;
  border-radius: 99px;
  background: #11191b;
}

.status-pill {
  width: max-content;
  margin: 0 auto 26px;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--teal-dark);
  background: rgba(15, 143, 130, 0.12);
  font-weight: 900;
}

.guard-symbol {
  display: grid;
  place-items: center;
  width: 150px;
  height: 174px;
  margin: 0 auto 34px;
  clip-path: polygon(50% 0, 92% 18%, 82% 78%, 50% 100%, 18% 78%, 8% 18%);
  background: var(--teal-dark);
}

.guard-symbol span {
  width: 70px;
  height: 70px;
  border: 12px solid #fff;
  border-top-color: var(--gold);
  border-radius: 50%;
}

.meter {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(20, 32, 36, 0.14);
}

.meter div {
  width: 76%;
  height: 100%;
  border-radius: inherit;
  background: var(--blue);
}

.connection-list {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.connection-list span {
  display: block;
  height: 14px;
  border-radius: 999px;
  background: rgba(20, 32, 36, 0.12);
}

.connection-list span:nth-child(2) {
  width: 82%;
}

.connection-list span:nth-child(3) {
  width: 58%;
}

.domain-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 18px 20px;
  color: #fff;
  background: var(--ink);
  font-size: 15px;
}

.domain-strip span {
  color: rgba(255, 255, 255, 0.68);
}

.section {
  padding: clamp(70px, 8vw, 108px) clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 32px;
}

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

.feature-grid article {
  min-height: 250px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.feature-grid p,
.privacy-band p {
  color: var(--muted);
  line-height: 1.65;
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 28px;
  border-radius: 8px;
  color: #fff;
  background: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.privacy-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.8fr) auto;
  align-items: center;
  gap: 28px;
  padding: clamp(42px, 6vw, 74px) clamp(20px, 5vw, 72px);
  color: #fff;
  background: var(--teal-dark);
}

.privacy-band .eyebrow,
.privacy-band p {
  color: rgba(255, 255, 255, 0.76);
}

.privacy-band h2 {
  margin-bottom: 0;
  color: #fff;
}

.text-link {
  justify-self: end;
  min-width: max-content;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--gold);
  color: #fff;
  font-weight: 900;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--muted);
  background: #fff;
  border-top: 1px solid var(--line);
}

.site-footer div,
.site-footer nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-footer strong {
  color: var(--ink);
}

@media (max-width: 840px) {
  .site-header,
  .site-footer,
  .site-footer div,
  .site-footer nav,
  .domain-strip {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
    gap: 12px;
  }

  .hero,
  .privacy-band {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .product-visual {
    order: -1;
  }

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

  .text-link {
    justify-self: start;
  }
}

@media (max-width: 520px) {
  .site-nav {
    flex-wrap: wrap;
  }

  .phone-shell {
    width: min(100%, 280px);
    border-radius: 36px;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }
}