:root {
  --bg: #0b1220;
  --panel: #101a2e;
  --text: #e6edf7;
  --muted: #9eb0cf;
  --accent: #61dafb;
  --border: #25324a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, #0b1220 0%, #0f1b33 100%);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(100%, 980px);
  margin: 0 auto;
  padding: 0 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(11, 18, 32, 0.75);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.brand {
  color: var(--text);
  font-weight: 700;
}

.nav {
  display: flex;
  gap: 1rem;
}

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

.menu-btn {
  display: none;
  font-size: 1.2rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.25rem 0.5rem;
}

.hero {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 2rem;
  align-items: center;
  padding: 4rem 1rem 2.5rem;
}

.avatar {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid var(--border);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
}

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

h1 {
  margin: 0.25rem 0 0.75rem;
  font-size: clamp(1.8rem, 4vw, 3rem);
}

h2 {
  margin: 0 0 1rem;
}

.lead {
  color: var(--muted);
  max-width: 65ch;
}

.section {
  padding: 2rem 1rem;
}

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

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
}

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

.chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chips li {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #00111d;
  font-weight: 700;
  padding: 0.6rem 1rem;
  border-radius: 10px;
  margin-right: 0.6rem;
}

.btn:hover {
  text-decoration: none;
  filter: brightness(1.06);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding: 1rem 0;
  color: var(--muted);
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .avatar {
    margin: 0 auto;
  }

  .menu-btn {
    display: block;
  }

  .nav {
    position: absolute;
    right: 1rem;
    top: 58px;
    min-width: 180px;
    display: none;
    flex-direction: column;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.6rem;
  }

  .nav.open {
    display: flex;
  }
}