:root {
  color-scheme: dark;
  --bg: #020b17;
  --bg-mid: #041a37;
  --blue: #2f80ff;
  --text: #f7f8ff;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 92% 80%, rgba(34, 131, 255, 0.5), transparent 23rem),
    linear-gradient(115deg, var(--bg) 0%, var(--bg) 46%, var(--bg-mid) 100%);
  color: var(--text);
}

.page {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding: clamp(1.6rem, 4vw, 3.5rem);
}

.page::after {
  content: "";
  position: absolute;
  right: -3rem;
  bottom: -8rem;
  width: 12rem;
  height: 28rem;
  border-left: 1px solid rgba(106, 182, 255, 0.75);
  border-right: 1px solid rgba(106, 182, 255, 0.45);
  transform: rotate(14deg);
  filter: drop-shadow(0 0 0.9rem rgba(47, 128, 255, 0.9));
  opacity: 0.8;
}

.site-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
}

.brand img {
  display: block;
  width: clamp(11rem, 23vw, 15rem);
  height: auto;
}

nav a {
  display: inline-block;
  margin-top: 1rem;
  color: var(--text);
  font-size: clamp(0.8rem, 1.6vw, 1rem);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

nav a:hover,
nav a:focus-visible {
  color: #9ec7ff;
}

.hero {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 58vh;
  align-items: center;
}

h1 {
  margin: 0;
  font-size: clamp(3.1rem, 9vw, 7.2rem);
  font-weight: 400;
  line-height: 0.96;
  text-transform: uppercase;
}

h1 span,
h1 strong {
  display: block;
}

h1 strong {
  color: var(--blue);
  font-weight: 800;
}

@media (max-width: 600px) {
  .page {
    padding: 1.5rem;
  }

  .brand img {
    width: 10.8rem;
  }

  .hero {
    min-height: 62vh;
  }

  h1 {
    font-size: clamp(2.7rem, 15vw, 4.6rem);
  }
}