:root {
  color-scheme: dark;
  --bg: #050715;
  --panel: rgba(12, 18, 45, 0.82);
  --panel-strong: rgba(16, 24, 58, 0.95);
  --text: #f7fbff;
  --muted: #b9c5e8;
  --cyan: #28e7ff;
  --pink: #ff2daa;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 20%, rgba(40, 231, 255, 0.2), transparent 32rem),
    radial-gradient(circle at 82% 30%, rgba(255, 45, 170, 0.2), transparent 30rem),
    linear-gradient(145deg, #071029 0%, #040715 48%, #12051b 100%);
  color: var(--text);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 44px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand img {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  box-shadow: 0 0 28px rgba(40, 231, 255, 0.22);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 34px;
  align-items: center;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(40, 231, 255, 0.28);
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(40, 231, 255, 0.08);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 22px 0 12px;
  max-width: 720px;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.lead {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.34rem);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--pink));
  color: #030615;
  font-weight: 900;
  box-shadow: 0 12px 32px rgba(255, 45, 170, 0.18);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: none;
}

.feature-card {
  padding: 20px;
  border-radius: 28px;
  background: rgba(2, 4, 16, 0.45);
  border: 1px solid var(--line);
}

.feature-card img {
  display: block;
  width: 100%;
  border-radius: 22px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.card,
.policy {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel-strong);
}

.card h2,
.policy h1,
.policy h2 {
  margin-top: 0;
  letter-spacing: -0.03em;
}

.card p,
.policy p,
.policy li {
  color: var(--muted);
}

.policy {
  max-width: 900px;
  margin: 0 auto;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 24px;
  }

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

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }
}