:root {
  color-scheme: dark;
  --bg: #020816;
  --bg-2: #071124;
  --panel: rgba(5, 15, 38, 0.72);
  --panel-border: rgba(66, 139, 255, 0.20);
  --text: #f4f4f5;
  --muted: #a7b0c0;
  --cyan: #67e8f9;
  --blue: #60a5fa;
  --violet: #a78bfa;
  --line: rgba(111, 145, 255, 0.08);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.12), transparent 28%),
    radial-gradient(circle at 80% 30%, rgba(139, 92, 246, 0.14), transparent 30%),
    linear-gradient(90deg, rgba(103, 232, 249, 0.03), transparent 28%, transparent 72%, rgba(167, 139, 250, 0.03)),
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    linear-gradient(180deg, var(--bg), #030a19 55%, #040b1d);
  background-size:
    auto,
    auto,
    auto,
    100% 14px,
    120px 100%,
    auto;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-feature-settings: "rlig" 1, "calt" 1;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(2, 8, 22, 0.72);
  border-bottom: 1px solid rgba(81, 126, 255, 0.10);
}

.site-header .wrap {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 18px;
}

.brand-mark {
  width: 68px;
  height: 68px;
  border-radius: 18px;
  border: 1px solid rgba(93, 162, 255, 0.22);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
  background: rgba(5, 15, 38, 0.55);
  display: grid;
  place-items: center;
}

.brand-mark img {
  width: 34px;
  height: 34px;
  display: block;
}

.brand-text {
  font-size: 0.98rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: #f4f7fb;
  white-space: nowrap;
}

.nav {
  display: inline-flex;
  align-items: center;
  gap: 42px;
  color: #eef2ff;
  font-size: 0.98rem;
}

.hero {
  padding: 140px 0 80px;
}

.kicker {
  width: fit-content;
  margin: 0 auto 34px;
  padding: 14px 32px;
  border-radius: 999px;
  border: 1px solid rgba(111, 94, 255, 0.24);
  background: rgba(22, 18, 54, 0.34);
  color: #d7dbff;
  font-size: 0.86rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  text-align: center;
  font-size: clamp(3.5rem, 10vw, 7.5rem);
  line-height: 0.98;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(90deg, var(--cyan) 0%, #d9f6ff 42%, #ece7ff 74%, #c4b5fd 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin: 34px auto 0;
  max-width: 980px;
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2.6rem);
  line-height: 1.25;
  color: #eef2ff;
  font-weight: 500;
}

.hero-line {
  margin: 28px auto 0;
  text-align: center;
  color: var(--cyan);
  font-size: clamp(1.15rem, 2vw, 1.6rem);
  letter-spacing: 0.34em;
  text-transform: uppercase;
}

.hero-copy {
  margin: 34px auto 0;
  max-width: 980px;
  text-align: center;
  color: var(--muted);
  font-size: clamp(1.12rem, 1.8vw, 1.45rem);
  line-height: 1.7;
}

.actions {
  margin-top: 46px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.btn {
  min-width: 270px;
  padding: 20px 28px;
  border-radius: 22px;
  border: 1px solid rgba(73, 136, 255, 0.34);
  background: rgba(7, 16, 37, 0.68);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
  color: #f5f7ff;
  font-size: 1.05rem;
  font-weight: 600;
  text-align: center;
}

.btn.alt {
  border-color: rgba(139, 92, 246, 0.32);
  background: rgba(26, 18, 52, 0.48);
}

.cards {
  padding: 26px 0 110px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.card {
  min-height: 188px;
  padding: 34px 38px;
  border-radius: 30px;
  border: 1px solid var(--panel-border);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.card p {
  margin: 0;
  color: #e8ecf8;
  font-size: 1rem;
  line-height: 1.9;
}

.footer {
  padding: 0 0 36px;
  color: #7f8aa0;
  text-align: center;
  font-size: 0.92rem;
}

@media (max-width: 980px) {
  .site-header .wrap {
    min-height: 88px;
  }

  .brand-mark {
    width: 58px;
    height: 58px;
  }

  .brand-mark img {
    width: 28px;
    height: 28px;
  }

  .brand-text {
    letter-spacing: 0.28em;
    font-size: 0.86rem;
  }

  .nav {
    display: none;
  }

  .hero {
    padding-top: 110px;
  }

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

@media (max-width: 640px) {
  .wrap {
    width: min(100% - 24px, 1240px);
  }

  .kicker {
    padding: 12px 18px;
    font-size: 0.74rem;
    letter-spacing: 0.22em;
  }

  .btn {
    min-width: 100%;
  }

  .card {
    padding: 28px 24px;
    border-radius: 24px;
  }
}