:root {
  --bg: #080810;
  --surface: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #7dd3fc;
  --violet: #a78bfa;
  --glow: rgba(125, 211, 252, 0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

#stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Navbar ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  height: 60px;
  background: rgba(8, 8, 16, 0.75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: linear-gradient(90deg, var(--accent), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
  border-color: rgba(125, 211, 252, 0.25);
  background: rgba(125, 211, 252, 0.06);
}

/* ── Sections ── */
main { position: relative; z-index: 1; }

section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 100px 2rem 4rem;
}

.section-inner {
  width: 100%;
  max-width: 760px;
}

/* ── Home ── */
.hero-eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.hero-name {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #fff 30%, var(--violet) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero-bio {
  font-size: 1rem;
  line-height: 1.85;
  color: #cbd5e1;
  max-width: 680px;
  margin-bottom: 2.5rem;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  transition: color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.social-btn:hover {
  color: var(--accent);
  border-color: rgba(125, 211, 252, 0.3);
  box-shadow: 0 0 12px var(--glow);
}

.social-btn svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* ── Section headings ── */
.section-tag {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 0.6rem;
}

.section-title {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 2.5rem;
  color: #fff;
}

/* ── About cards ── */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.about-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.3rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.about-card:hover {
  border-color: rgba(125, 211, 252, 0.3);
  background: rgba(125, 211, 252, 0.04);
  box-shadow: 0 0 20px var(--glow);
}

.about-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(125, 211, 252, 0.08);
  flex-shrink: 0;
  color: var(--accent);
}

.about-card-icon svg { width: 18px; height: 18px; }

.about-card-label {
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.15rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.about-card-value {
  font-size: 0.88rem;
  color: var(--text);
}

/* ── Placeholder sections ── */
.placeholder {
  border: 1px dashed var(--border);
  border-radius: 16px;
  padding: 4rem 2rem;
  text-align: center;
  background: var(--surface);
}

.placeholder-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  opacity: 0.4;
}

.placeholder p {
  color: var(--muted);
  font-size: 0.92rem;
}

/* ── Divider ── */
.section-divider {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--violet));
  border-radius: 2px;
  margin-bottom: 2rem;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  nav { padding: 0 1rem; }
  .nav-links a { padding: 0.35rem 0.55rem; font-size: 0.8rem; }
  section { padding: 90px 1.25rem 3rem; }
}