* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  color: #f8fafc;
  background: #0b1020;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    radial-gradient(circle at 20% 0%, rgba(54, 120, 255, .25), transparent 32rem),
    radial-gradient(circle at 80% 10%, rgba(255, 205, 74, .16), transparent 30rem),
    linear-gradient(180deg, #0b1020 0%, #111827 48%, #090d18 100%);
}

img,
svg {
  max-width: 100%;
  height: auto;
}

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

.container {
  width: min(100% - 32px, 1120px);
  margin: 0 auto;
}

.hero {
  padding: clamp(72px, 12vw, 132px) 0 clamp(56px, 9vw, 96px);
}

.hero__inner {
  display: grid;
  min-height: 520px;
  align-items: center;
}

.hero__content {
  max-width: 860px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(38px, 7vw, 76px);
  line-height: 1.03;
  letter-spacing: -0.05em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
}

p {
  margin-bottom: 28px;
  color: #cbd5e1;
  font-size: clamp(17px, 2vw, 21px);
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 999px;
  color: #0b1020;
  background: linear-gradient(135deg, #facc15, #fb923c);
  box-shadow: 0 20px 48px rgba(251, 146, 60, .25);
  font-weight: 700;
}

.button:hover {
  transform: translateY(-1px);
}

.button:focus-visible {
  outline: 3px solid #facc15;
  outline-offset: 4px;
}

.button--light {
  color: #111827;
  background: #fff;
  box-shadow: 0 20px 48px rgba(255, 255, 255, .16);
}

.section {
  padding: clamp(44px, 7vw, 82px) 0;
}

.section--compact {
  padding-bottom: 18px;
}

.section--compact h3 {
  color: #facc15;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  min-height: 250px;
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 26px;
  background: rgba(255, 255, 255, .07);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .18);
}

.card p {
  margin-bottom: 0;
  font-size: 17px;
}

.section--accent {
  margin: clamp(24px, 6vw, 64px) 0;
  color: #111827;
  background: linear-gradient(135deg, #facc15, #fb923c);
}

.action {
  max-width: 940px;
  text-align: center;
}

.action p {
  color: rgba(17, 24, 39, .82);
}

.footer {
  padding: 34px 0;
  border-top: 1px solid rgba(255, 255, 255, .12);
  color: #cbd5e1;
}

.footer__inner {
  display: grid;
  gap: 18px;
}

.footer strong {
  color: #fff;
  font-size: 22px;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
}

.footer__nav a:hover {
  color: #fff;
}

.footer p {
  margin-bottom: 0;
  font-size: 15px;
}

@media (max-width: 920px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, 1120px);
  }

  .hero__inner {
    min-height: auto;
  }

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

  .button {
    width: 100%;
    text-align: center;
  }
}