:root {
  color-scheme: light;
  --ink: #0f171a;
  --muted: #536269;
  --subtle: #758187;
  --cyan: #08a9c1;
  --cyan-deep: #087f94;
  --cyan-soft: #dff6f9;
  --pink: #ff9ca8;
  --green: #1abf75;
  --line: rgba(15, 23, 26, 0.1);
  --surface: rgba(255, 255, 255, 0.82);
  --shadow: 0 28px 80px rgba(31, 75, 84, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 84% 8%, rgba(8, 169, 193, 0.16), transparent 27rem),
    linear-gradient(180deg, #f9fdfd 0%, #eef8fa 42%, #ffffff 78%);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(249, 253, 253, 0.78);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 19px;
  font-weight: 780;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.brand img {
  border-radius: 8px;
}

.nav,
.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav a,
.footer-links a {
  padding: 8px 11px;
  border-radius: 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.nav a:hover,
.footer-links a:hover {
  color: var(--ink);
  background: rgba(8, 169, 193, 0.09);
}

.language-link {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.66);
}

.hero {
  min-height: 740px;
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(480px, 1.16fr);
  align-items: center;
  gap: 72px;
  padding-block: 76px 92px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(56px, 7.4vw, 94px);
  font-weight: 820;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 800;
}

h3 {
  margin-bottom: 10px;
  font-size: 23px;
  font-weight: 760;
}

.lede {
  max-width: 590px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(20px, 2.2vw, 25px);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  margin-top: 34px;
}

.store-badge {
  display: inline-flex;
  border-radius: 9px;
  transition: filter 160ms ease, transform 160ms ease;
}

.store-badge:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
}

.store-badge:focus-visible {
  outline: 3px solid var(--cyan-deep);
  outline-offset: 3px;
}

.store-badge img {
  display: block;
  width: auto;
  height: 58px;
}

.text-link {
  color: var(--cyan-deep);
  font-weight: 750;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.compatibility {
  margin: 22px 0 0;
  color: var(--subtle);
  font-size: 13px;
}

.hero-visual {
  position: relative;
}

.hero-visual img,
.showcase img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid rgba(15, 23, 26, 0.08);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.glow {
  position: absolute;
  inset: 12% 3% -7%;
  border-radius: 50%;
  background: rgba(8, 169, 193, 0.28);
  filter: blur(50px);
}

.section {
  padding-block: 112px;
}

.section-intro {
  max-width: 760px;
  margin-bottom: 44px;
}

.section-intro > p:last-child,
.showcase-copy > p,
.safety-copy {
  color: var(--muted);
  font-size: 20px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  grid-column: span 2;
  min-height: 260px;
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: 0 16px 46px rgba(31, 75, 84, 0.07);
}

.feature-card:nth-child(4),
.feature-card:nth-child(5) {
  grid-column: span 3;
}

.feature-card.featured {
  background: linear-gradient(145deg, #0a8ea4, #08adc5);
  color: white;
}

.feature-card.private {
  background: linear-gradient(145deg, #f8fffb, #e7fbf0);
}

.feature-card p {
  margin: 0;
  color: var(--muted);
}

.feature-card.featured p {
  color: rgba(255, 255, 255, 0.84);
}

.feature-icon {
  width: 43px;
  height: 43px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 42px;
  border-radius: 13px;
  color: var(--cyan-deep);
  background: var(--cyan-soft);
  font-size: 20px;
  font-weight: 850;
}

.featured .feature-icon {
  color: white;
  background: rgba(255, 255, 255, 0.16);
}

.private .feature-icon {
  color: var(--green);
  background: rgba(26, 191, 117, 0.12);
}

.showcase {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: center;
  gap: 76px;
  padding-block: 118px;
}

.showcase-copy .fine-print {
  margin-top: 22px;
  color: var(--subtle);
  font-size: 14px;
}

.safety {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-block: 60px 120px;
  padding: 48px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(223, 246, 249, 0.75), rgba(255, 255, 255, 0.9));
}

.safety h2 {
  margin-bottom: 0;
  font-size: clamp(34px, 4vw, 50px);
}

.safety-copy p:first-child {
  margin-top: 0;
}

.safety-copy p:last-child {
  margin-bottom: 0;
}

.site-footer {
  padding-block: 48px 34px;
  border-top: 1px solid var(--line);
  background: rgba(248, 252, 253, 0.75);
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
}

.footer-brand {
  margin-bottom: 9px;
}

.footer-inner p,
.legal {
  margin: 0;
  color: var(--subtle);
  font-size: 13px;
}

.legal {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

@media (max-width: 920px) {
  .hero,
  .showcase {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 52px;
  }

  .hero-copy {
    max-width: 720px;
  }

  .feature-card,
  .feature-card:nth-child(4),
  .feature-card:nth-child(5) {
    grid-column: span 3;
  }

  .feature-card:last-child {
    grid-column: 2 / span 4;
  }
}

@media (max-width: 680px) {
  .shell {
    width: min(100% - 30px, 1180px);
  }

  .header-inner {
    min-height: 66px;
  }

  .nav a:first-child {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-block: 58px 78px;
  }

  h1 {
    font-size: clamp(48px, 14vw, 66px);
  }

  .section,
  .showcase {
    padding-block: 78px;
  }

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

  .feature-card,
  .feature-card:nth-child(4),
  .feature-card:nth-child(5),
  .feature-card:last-child {
    grid-column: auto;
    min-height: 230px;
  }

  .safety {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-block: 30px 80px;
    padding: 30px;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}