:root {
  color-scheme: light;
  --ink: #131e31;
  --muted: #697b96;
  --paper: #f5f8ff;
  --panel: #ffffff;
  --line: #dbe5f2;
  --blue: #1a74fe;
  --blue-dark: #0d4fb0;
  --cyan: #22c4ee;
  --sea: #087d94;
  --coral: #ff846d;
  --green: #5bd56b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Lexend, 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(245, 248, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 850;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.site-nav a:hover,
.text-link:hover {
  color: var(--blue-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(26, 116, 254, 0.15), rgba(34, 196, 238, 0.11) 48%, rgba(255, 132, 109, 0.12)),
    var(--paper);
}

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

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

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(52px, 8.5vw, 108px);
  line-height: 0.94;
  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: #334763;
  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: 850;
}

.primary-button {
  color: #fff;
  background: var(--blue-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 #11192a;
  border-radius: 44px;
  background:
    radial-gradient(circle at 50% 32%, rgba(34, 196, 238, 0.42), transparent 34%),
    linear-gradient(180deg, #ffffff, #eaf5ff);
  box-shadow: 0 32px 70px rgba(19, 30, 49, 0.22);
}

.phone-top {
  width: 86px;
  height: 8px;
  margin: 0 auto 28px;
  border-radius: 99px;
  background: #11192a;
}

.status-pill {
  width: max-content;
  margin: 0 auto 26px;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--blue-dark);
  background: rgba(26, 116, 254, 0.12);
  font-weight: 900;
}

.dolphin-symbol {
  position: relative;
  width: 180px;
  height: 168px;
  margin: 0 auto 36px;
}

.wave {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 76px;
  border-radius: 50%;
  border: 18px solid rgba(26, 116, 254, 0.18);
  border-top-color: transparent;
  border-left-color: transparent;
  transform: rotate(18deg);
}

.wave-one {
  top: 18px;
}

.wave-two {
  top: 52px;
  border-color: rgba(34, 196, 238, 0.24);
  border-top-color: transparent;
  border-left-color: transparent;
  transform: rotate(12deg) scaleX(0.86);
}

.fin {
  position: absolute;
  left: 48px;
  top: 52px;
  width: 90px;
  height: 62px;
  border-radius: 58% 42% 50% 50%;
  background: linear-gradient(135deg, var(--blue), var(--sea));
  box-shadow: inset -14px -14px 24px rgba(7, 50, 90, 0.22);
  transform: rotate(-10deg);
}

.fin::after {
  position: absolute;
  content: "";
  right: -20px;
  top: 12px;
  width: 42px;
  height: 42px;
  clip-path: polygon(0 50%, 100% 0, 78% 50%, 100% 100%);
  background: var(--blue-dark);
}

.connection-meter {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(26, 116, 254, 0.14);
}

.connection-meter div {
  width: 76%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--green));
}

.connection-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.connection-list span {
  height: 15px;
  border-radius: 999px;
  background: rgba(26, 116, 254, 0.13);
}

.connection-list span:nth-child(2) {
  width: 78%;
}

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

.domain-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px clamp(20px, 5vw, 72px);
  color: #fff;
  background: #11192a;
}

.domain-strip span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.domain-strip strong {
  overflow-wrap: anywhere;
}

.section {
  padding: clamp(64px, 9vw, 120px) clamp(20px, 5vw, 72px);
}

.section-heading {
  max-width: 820px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 38px;
}

.feature-grid article {
  min-height: 240px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 24px;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.feature-grid p,
.privacy-band p {
  color: var(--muted);
  line-height: 1.7;
}

.privacy-band {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
  margin: 0 clamp(20px, 5vw, 72px) clamp(64px, 8vw, 96px);
  padding: clamp(28px, 5vw, 48px);
  border-radius: 8px;
  color: #fff;
  background: #11192a;
}

.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;
  color: #fff;
  font-weight: 900;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.42);
  text-underline-offset: 5px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
}

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

.site-footer span,
.site-footer a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.site-footer a:hover {
  color: var(--blue-dark);
}

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

  .hero {
    min-height: auto;
  }

  .product-visual {
    justify-items: start;
  }

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

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

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

  h1 {
    font-size: clamp(46px, 14vw, 72px);
  }

  .phone-shell {
    max-width: 300px;
    border-radius: 36px;
  }

  .feature-grid article {
    min-height: 0;
  }
}