:root {
  --bg: #070b12;
  --bg-alt: #0f1724;
  --text: #f3f7ff;
  --muted: #a3b2c8;
  --accent: #7df5c4;
  --accent-strong: #2ed18f;
  --line: rgba(201, 213, 229, 0.22);
  --card: rgba(255, 255, 255, 0.05);
  --shadow: 0 24px 58px rgba(3, 8, 18, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(900px at 12% -14%, rgba(125, 245, 196, 0.13), transparent 62%),
    radial-gradient(700px at 90% -8%, rgba(59, 130, 246, 0.16), transparent 58%), var(--bg);
  font-family: "JetBrains Mono", monospace;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 11, 18, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand span {
  font-family: "Orbitron", sans-serif;
  letter-spacing: 0.16em;
  font-size: 0.95rem;
}

.brand small {
  color: var(--muted);
  letter-spacing: 0.2em;
  font-size: 0.58rem;
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--accent);
}

.hero {
  padding: 92px 0 72px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  margin: 0 0 14px;
}

h1,
h2 {
  font-family: "Oxanium", "Orbitron", sans-serif;
  line-height: 1.08;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 5.2vw, 3.2rem);
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.lead {
  color: var(--muted);
  max-width: 70ch;
}

.quick-card,
.card,
.faq details {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(160deg, var(--card), rgba(255, 255, 255, 0.02));
  box-shadow: var(--shadow);
}

.quick-card {
  margin-top: 22px;
  padding: 20px;
  max-width: 760px;
}

.quick-card p {
  margin: 0 0 10px;
  color: var(--muted);
}

.quick-card p:last-child {
  margin-bottom: 0;
}

.section {
  padding: 8px 0 70px;
}

.grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  padding: 24px;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.7;
}

.card ul {
  margin: 0;
  padding-left: 18px;
}

.faq h2 {
  margin-bottom: 16px;
}

.faq details {
  padding: 16px 18px;
  margin-bottom: 12px;
}

.faq summary {
  cursor: pointer;
  font-family: "Oxanium", sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.faq p {
  color: var(--muted);
  margin: 10px 0 0;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  text-align: center;
  color: var(--muted);
}

.footer a {
  color: var(--accent);
}

@media (max-width: 760px) {
  .nav-inner {
    min-height: 60px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 12px 0;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 10px 14px;
  }

  .hero {
    padding: 70px 0 50px;
  }
}