:root {
  --bg: #0f1115;
  --surface: #171b22;
  --muted: #9ca7b8;
  --text: #ecf1f9;
  --accent: #7c5cff;
  --accent-2: #2bd4bd;
  --maxw: 1100px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(var(--maxw), 92vw);
  margin: 0 auto;
}

.block {
  padding: 72px 0;
}

.alt {
  background: #11151c;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(15, 17, 21, 0.75);
  border-bottom: 1px solid #232a36;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.nav nav {
  display: flex;
  gap: 18px;
}

.logo {
  font-weight: 800;
  text-decoration: none;
}

.hero {
  background: radial-gradient(circle at 30% 20%, #221b44, transparent 40%),
              radial-gradient(circle at 85% 30%, #12363f, transparent 45%);
}

.eyebrow {
  color: var(--accent-2);
  font-weight: 700;
  margin-bottom: 8px;
}

h1, h2, h3 {
  line-height: 1.2;
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  max-width: 760px;
}

.lead {
  max-width: 720px;
  color: #ccd5e4;
}

.btn {
  display: inline-block;
  margin-top: 14px;
  text-decoration: none;
  border: 0;
  background: linear-gradient(120deg, var(--accent), #a17fff);
  color: #fff;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 10px;
  cursor: pointer;
}

.split {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 28px;
  align-items: start;
}

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

.card {
  background: var(--surface);
  border: 1px solid #2a3140;
  border-radius: 14px;
  padding: 20px;
}

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

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.steps div {
  background: #151922;
  border: 1px solid #293041;
  border-radius: 12px;
  padding: 16px;
}

.steps span {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent-2);
}

.pillars p {
  margin: 10px 0;
  color: #d7dfec;
}

blockquote {
  margin: 0;
  color: #dde4f2;
  font-style: italic;
}

form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 600;
}

input, textarea {
  background: #0f131b;
  color: #edf2f8;
  border: 1px solid #2b3242;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}

details {
  background: #151a23;
  border: 1px solid #2a3140;
  border-radius: 12px;
  padding: 14px 16px;
}

details + details {
  margin-top: 10px;
}

summary {
  cursor: pointer;
  font-weight: 700;
}

.footer {
  border-top: 1px solid #232a36;
  padding-top: 28px;
  padding-bottom: 28px;
}

.footer p {
  margin: 4px 0;
  color: var(--muted);
}

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

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

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

@media (max-width: 560px) {
  .nav {
    flex-direction: column;
    gap: 10px;
  }

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