:root {
  color-scheme: dark;
  --bg: #111923;
  --bg-deep: #0c121b;
  --surface: #172332;
  --surface-soft: #203240;
  --text: #f1f7fb;
  --muted: #a9b8c6;
  --line: rgba(190, 219, 231, 0.17);
  --accent: #18bdb4;
  --accent-strong: #76e5dd;
  --accent-soft: rgba(24, 189, 180, 0.16);
  --gold: #d3bf18;
  --purple: #a254da;
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 74% 8%, rgba(24, 189, 180, 0.24), transparent 34%),
    radial-gradient(circle at 18% 42%, rgba(162, 84, 218, 0.13), transparent 30%),
    linear-gradient(180deg, #122d31 0%, var(--bg) 42%, var(--bg-deep) 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.site-header,
.site-footer,
.section,
.legal-page {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
}

.brand {
  color: var(--text);
  font-size: 18px;
  font-weight: 750;
  letter-spacing: 0;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
  font-weight: 600;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.hero {
  width: min(1080px, calc(100% - 40px));
  margin: 28px auto 0;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: 38px;
  align-items: center;
  padding: 40px 0 54px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 690px;
  font-size: clamp(42px, 7vw, 78px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 610px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 20px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #062322;
  box-shadow: 0 12px 28px rgba(24, 189, 180, 0.28);
}

.phone-showcase {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  justify-items: center;
  align-items: center;
}

.phone-demo {
  position: relative;
  justify-self: center;
  width: min(100%, 286px);
  aspect-ratio: 1206 / 2380;
  border: 8px solid #151923;
  border-radius: 44px;
  padding: 0;
  background: #151923;
  box-shadow:
    0 26px 72px rgba(0, 0, 0, 0.50),
    inset 0 0 0 1px rgba(255, 255, 255, 0.18);
  overflow: visible;
}

.phone-demo .screen-crop {
  width: 100%;
  height: 100%;
  border-radius: 34px;
  overflow: hidden;
}

.phone-demo::before,
.phone-demo::after {
  position: absolute;
  z-index: -1;
  content: "";
  background: #111722;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.phone-demo::before {
  top: 18%;
  left: -11px;
  width: 4px;
  height: 82px;
  border-radius: 8px 0 0 8px;
}

.phone-demo::after {
  top: 25%;
  right: -11px;
  width: 4px;
  height: 118px;
  border-radius: 0 8px 8px 0;
}

.phone-demo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  filter: none;
}

.section {
  padding: 54px 0;
  border-top: 1px solid var(--line);
}

.section h2,
.legal-page h1 {
  margin: 0 0 16px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-intro {
  max-width: 720px;
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 18px;
}

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

.feature,
.support-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(23, 34, 51, 0.82);
  padding: 20px;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.20);
}

.feature h3,
.support-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.feature p,
.support-card p,
.legal-page p,
.legal-page li {
  color: var(--muted);
}

.unlock {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 24px;
  align-items: start;
}

.price {
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, var(--accent-soft), rgba(211, 191, 24, 0.12)),
    var(--surface);
  padding: 22px;
}

.price strong {
  display: block;
  font-size: 42px;
  line-height: 1;
}

.legal-page {
  max-width: 820px;
  padding: 38px 0 70px;
}

.legal-page h2 {
  margin-top: 32px;
  font-size: 24px;
}

.legal-page h3 {
  margin-top: 24px;
  font-size: 19px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 30px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (max-width: 820px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    padding-top: 20px;
  }

  .phone-showcase {
    grid-template-columns: repeat(2, minmax(0, 246px));
    justify-content: center;
  }

  .phone-demo {
    justify-self: stretch;
    width: min(100%, 260px);
    margin: 0 auto;
  }
}

@media (max-width: 520px) {
  .site-header,
  .site-footer,
  .section,
  .hero,
  .legal-page {
    width: min(100% - 28px, 1080px);
  }

  h1 {
    font-size: 40px;
  }

  .hero-copy,
  .section-intro {
    font-size: 16px;
  }

  .nav {
    gap: 12px;
  }

  .phone-showcase {
    grid-template-columns: 1fr;
  }

  .phone-demo {
    width: min(100%, 318px);
  }
}