:root {
  --bg: #080b12;
  --panel: rgba(18, 25, 40, 0.88);
  --panel2: rgba(10, 15, 25, 0.82);
  --text: #edf3ff;
  --muted: #9aa8bd;
  --accent: #8bb7ff;
  --accent2: #c6a6ff;
  --border: rgba(148, 163, 184, 0.22);
  --yellow: #ffd98a;
  --green: #90f2b0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Avenir Next", "SF Pro Display", Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 6%, rgba(139, 183, 255, 0.18), transparent 28%),
    radial-gradient(circle at 88% 4%, rgba(198, 166, 255, 0.16), transparent 30%),
    linear-gradient(180deg, #080b12 0%, #0a0f19 54%, #070a10 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent 72%);
}

a {
  color: inherit;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(8, 11, 18, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  width: min(1120px, 92vw);
  margin: 0 auto;
  padding: 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 950;
  text-decoration: none;
  letter-spacing: -0.04em;
}

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #07101f;
  box-shadow: 0 14px 36px rgba(139,183,255,0.24);
}

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

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  padding: 9px 12px;
  border-radius: 999px;
  transition: 160ms ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255,255,255,0.07);
}

.wrap {
  position: relative;
  width: min(1120px, 92vw);
  margin: 0 auto;
  padding: 46px 0 80px;
}

.hero, .card {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 30px;
  box-shadow: 0 28px 90px rgba(0,0,0,0.42);
  backdrop-filter: blur(18px);
}

.hero {
  padding: 48px;
  overflow: hidden;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 900;
  margin: 0 0 12px;
}

h1 {
  margin: 0;
  font-size: clamp(50px, 8vw, 86px);
  line-height: 0.92;
  letter-spacing: -0.075em;
  background: linear-gradient(135deg, #ffffff, #bcd5ff 48%, #d8b4fe);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  margin: 0 0 14px;
  font-size: 28px;
  letter-spacing: -0.045em;
}

h3 {
  margin: 22px 0 10px;
}

p, li {
  color: var(--muted);
  line-height: 1.65;
}

.subtitle {
  max-width: 800px;
  color: #c7d3e6;
  font-size: 21px;
  line-height: 1.55;
  margin: 22px 0 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 900;
  color: #07101f;
  background: linear-gradient(135deg, rgba(139,183,255,0.98), rgba(198,166,255,0.95));
  box-shadow: 0 18px 42px rgba(139,183,255,0.24);
}

.button.secondary {
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  box-shadow: none;
}

.card {
  padding: 28px;
  margin-top: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.kicker-card {
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 22px;
}

.kicker-card strong {
  color: var(--text);
}

.problem {
  border-color: rgba(255,217,138,0.28);
  background: rgba(255,217,138,0.07);
}

.solution {
  border-color: rgba(144,242,176,0.28);
  background: rgba(144,242,176,0.07);
}

.notice {
  margin-top: 22px;
  border: 1px solid rgba(255,217,138,0.28);
  border-radius: 22px;
  background: rgba(255,217,138,0.08);
  padding: 18px;
  color: #ffe6ad;
  line-height: 1.6;
}

code {
  background: rgba(8,12,20,0.9);
  color: #cfe1ff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2px 6px;
  font-family: "SF Mono", ui-monospace, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
}

pre {
  overflow-x: auto;
  background: rgba(8,12,20,0.92);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  color: #d8e3f4;
  line-height: 1.5;
}

.step-list {
  counter-reset: steps;
  display: grid;
  gap: 14px;
}

.step {
  counter-increment: steps;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255,255,255,0.035);
}

.step::before {
  content: counter(steps);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #07101f;
  font-weight: 950;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}

.avatar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.person {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 26px;
  background: rgba(255,255,255,0.04);
}

.avatar {
  width: 112px;
  height: 112px;
  border-radius: 50%;
  border: 4px solid #ffffff;
  object-fit: cover;
  display: block;
  margin-bottom: 16px;
  box-shadow: 0 18px 42px rgba(0,0,0,0.35);
}

footer {
  color: #708095;
  margin-top: 34px;
  text-align: center;
  font-size: 14px;
}

@media (max-width: 760px) {
  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding: 32px;
  }

  .card {
    padding: 22px;
  }
}