:root {
  --bg: #05060a;
  --fg: #e8ecff;
  --muted: #9aa3c7;
  --accent: #7aa2ff;
  --card: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.10);
  --maxw: 1040px;
  --font-body: "Outfit", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Outfit", var(--font-body);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* WebGL canvas pinned behind everything */
#scene {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}

/* Content scrolls over the scene, starting ~1/4 from the left */
#content {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0 48px 0 25%;
}

/* Hide the OS cursor so the rendered black hole reads as the pointer */
body { cursor: none; }
a, button { cursor: none; }

/* Full-width top bar */
.bar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  backdrop-filter: blur(6px);
  z-index: 2;
}
.brand {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--fg);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
}
.bar nav { display: flex; gap: 22px; }
.bar nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}
.bar nav a:hover { color: var(--fg); }

/* Hero */
.hero {
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
  max-width: 600px; /* keep the hero on the left so it clears the star on the right */
}
.kicker { color: var(--accent); margin: 0 0 8px; letter-spacing: 0.06em; }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
  line-height: 0.98;
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.tagline {
  font-size: clamp(1.05rem, 2.6vw, 1.5rem);
  color: var(--muted);
  max-width: 30ch;
  margin: 18px 0 0;
}
.hint {
  margin-top: 40px;
  font-size: 0.85rem;
  color: var(--muted);
  opacity: 0.7;
}

/* Panels */
.panel {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}
.panel h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin: 0 0 24px;
}
.panel p { color: var(--muted); max-width: 60ch; line-height: 1.6; }

/* Project cards */
.cards {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 72ch;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); }
.card h3 { margin: 0 0 8px; }
.card .meta { display: block; color: var(--accent); font-size: 0.8rem; margin-bottom: 8px; }
.card a { color: var(--accent); text-decoration: none; font-size: 0.95rem; }

/* Experience / Education entries */
.entry { margin-bottom: 26px; max-width: 72ch; }
.entry-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; justify-content: space-between; }
.entry-head h3 { margin: 0; font-size: 1.1rem; }
.entry .meta { color: var(--muted); font-size: 0.85rem; }
.entry ul { margin: 10px 0 0; padding-left: 18px; color: var(--muted); line-height: 1.6; }
.entry ul li { margin-bottom: 5px; }
.entry .course { margin: 6px 0 0; font-size: 0.9rem; }
.panel .other { font-size: 0.92rem; }
h3.sub { margin: 34px 0 16px; font-size: 1.1rem; color: var(--accent); }
.pubs { padding-left: 18px; color: var(--muted); line-height: 1.7; max-width: 72ch; }
.pubs a { color: var(--accent); text-decoration: none; }

/* Skill groups */
.skill-group { margin-bottom: 18px; }
.skill-group h4 { margin: 0 0 10px; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }

/* Skills chips */
.chips { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; list-style: none; }
.chips li {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.9rem;
  color: var(--fg);
}

/* Collaboration domains */
.domains {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 24px;
  max-width: 72ch;
}
.domain {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.domain:hover { transform: translateY(-4px); border-color: var(--accent); }
.domain h3 { margin: 0 0 8px; font-size: 1rem; }
.domain p { margin: 0; font-size: 0.9rem; }

/* Contact links */
.links { display: flex; gap: 22px; padding: 0; list-style: none; }
.links a { color: var(--fg); text-decoration: none; border-bottom: 1px solid var(--accent); padding-bottom: 2px; }

/* Footer */
.foot {
  padding: 40px 0 60px;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 600px) {
  .bar nav { gap: 14px; }
  body { cursor: auto; } /* touch/small screens: restore native pointer */
}

/* Respect reduced-motion users */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}