:root {
  color-scheme: dark;
  --bg: #060b16;
  --panel: rgba(255, 255, 255, 0.08);
  --panel-strong: rgba(255, 255, 255, 0.13);
  --text: #f8fbff;
  --muted: rgba(248, 251, 255, 0.72);
  --cyan: #45e6f0;
  --blue: #4388ff;
  --pink: #ef38d4;
  --line: rgba(255, 255, 255, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 15%, rgba(67, 136, 255, 0.42), transparent 30rem),
    radial-gradient(circle at 82% 4%, rgba(69, 230, 240, 0.28), transparent 24rem),
    radial-gradient(circle at 65% 90%, rgba(239, 56, 212, 0.26), transparent 28rem),
    var(--bg);
}

a {
  color: inherit;
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  font-size: 22px;
}

.mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue), var(--cyan) 48%, var(--pink));
  box-shadow: 0 18px 50px rgba(67, 136, 255, 0.35);
}

.links {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 15px;
}

.links a {
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 32px;
  align-items: center;
  padding: 54px 0 38px;
}

.eyebrow {
  color: var(--cyan);
  font-weight: 700;
  letter-spacing: 0;
  margin-bottom: 14px;
}

h1 {
  margin: 0;
  font-size: clamp(44px, 7vw, 78px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

p {
  color: var(--muted);
  line-height: 1.65;
  font-size: 17px;
}

.lead {
  max-width: 650px;
  font-size: 20px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 18px;
  text-decoration: none;
  font-weight: 750;
}

.btn.primary {
  background: linear-gradient(135deg, var(--blue), var(--pink));
  box-shadow: 0 18px 42px rgba(239, 56, 212, 0.24);
}

.btn.secondary {
  background: var(--panel);
  border: 1px solid var(--line);
}

.phone-card,
.card,
.doc {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(22px);
}

.phone-card {
  border-radius: 34px;
  padding: 28px;
}

.metric {
  border-radius: 28px;
  padding: 28px;
  min-height: 280px;
  background:
    radial-gradient(circle at 75% 25%, rgba(69, 230, 240, 0.28), transparent 9rem),
    linear-gradient(135deg, #0e3f8a, #4a20a4);
}

.metric strong {
  display: block;
  margin: 20px 0 8px;
  font-size: 54px;
  line-height: 1;
}

.ring {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  margin-left: auto;
  border: 16px solid rgba(255, 255, 255, 0.12);
  border-top-color: var(--cyan);
  border-right-color: var(--blue);
  border-bottom-color: var(--pink);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 30px 0;
}

.card {
  border-radius: 24px;
  padding: 24px;
}

.doc {
  border-radius: 28px;
  padding: min(7vw, 56px);
  margin: 34px 0 60px;
}

.doc ul {
  color: var(--muted);
  line-height: 1.65;
  padding-left: 22px;
}

.footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 24px 0 36px;
  font-size: 14px;
}

@media (max-width: 820px) {
  .hero,
  .grid {
    grid-template-columns: 1fr;
  }

  .links {
    display: none;
  }
}