:root {
  --bg: #070d1a;
  --surface: #101a31;
  --surface-soft: #14213f;
  --text: #d2ddf6;
  --heading: #f4f7ff;
  --muted: #95a5cd;
  --accent: #6594ff;
  --accent-2: #7be8ff;
  --border: rgba(168, 187, 230, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 20% 0, #162b53 0, var(--bg) 45%);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  min-height: 100%;
}

a {
  color: var(--accent-2);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1080px, 92vw);
  margin: 0 auto;
  padding: 24px 0 56px;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(8, 15, 31, 0.6);
}

.logo {
  color: var(--heading);
  font-weight: 700;
  letter-spacing: 0.08em;
}

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

.hero,
.panel {
  margin-top: 20px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-soft), var(--surface));
}

.eyebrow {
  margin: 0;
  color: var(--accent-2);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

h1,
h2,
h3 {
  color: var(--heading);
  margin-top: 0;
}

h1 {
  margin-bottom: 12px;
  font-size: clamp(2rem, 4.7vw, 3.3rem);
  line-height: 1.1;
}

.lead {
  width: min(760px, 100%);
  color: var(--text);
}

.actions {
  margin-top: 22px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 11px 15px;
  color: var(--heading);
  font-weight: 600;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), #4d67ff);
  border-color: transparent;
}

.cards {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  background: rgba(12, 21, 41, 0.72);
}

.card p,
.panel p,
li {
  color: var(--text);
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.screen-placeholder {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 24px;
  color: var(--muted);
  background: rgba(7, 12, 24, 0.5);
}

.muted {
  color: var(--muted);
}

.footer {
  margin-top: 20px;
  padding-top: 8px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.92rem;
  color: var(--muted);
}

ul {
  padding-left: 20px;
}

@media (max-width: 680px) {
  .container {
    width: min(1080px, 95vw);
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero,
  .panel {
    padding: 22px;
  }
}