:root {
  --bg: #0a0a0b;
  --bg-soft: #121214;
  --surface: #17171a;
  --border: #26262b;
  --text: #ececec;
  --text-dim: #8a8a93;
  --accent: #c9f24b; /* acid green — swap this one var to rebrand */
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
  overflow-x: hidden;
  line-height: 1.6;
}
::selection { background: var(--accent); color: #000; }
.mono { font-family: "JetBrains Mono", monospace; font-size: 0.8rem; letter-spacing: 0.02em; }
.accent { color: var(--accent); }

/* Film grain */
.grain {
  position: fixed; inset: -50%;
  width: 200%; height: 200%;
  pointer-events: none; z-index: 999; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%,100% { transform: translate(0,0); } 20% { transform: translate(-3%,2%); }
  40% { transform: translate(2%,-3%); } 60% { transform: translate(-2%,-2%); }
  80% { transform: translate(3%,3%); }
}

/* Nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.2rem clamp(1.5rem, 5vw, 4rem);
  backdrop-filter: blur(12px);
  background: rgba(10,10,11,0.6);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s;
}
.nav.scrolled { border-color: var(--border); }
.nav__logo { display: flex; align-items: center; }
.nav__logo-img {
  height: 34px;              /* tweak to taste */
  width: auto;
  display: block;
  transition: opacity 0.3s, transform 0.4s var(--ease);
}
.nav__logo:hover .nav__logo-img { opacity: 0.85; transform: scale(1.04); }
.nav__links { display: flex; gap: 2rem; align-items: center; }
.nav__links a { color: var(--text-dim); text-decoration: none; font-size: 0.95rem; transition: color 0.3s; }
.nav__links a:hover { color: var(--text); }
.nav__cta {
  color: #000 !important; background: var(--accent);
  padding: 0.5rem 1.1rem; border-radius: 99px; font-weight: 500;
  transition: transform 0.3s var(--ease) !important;
}
.nav__cta:hover { transform: scale(1.05); }

/* Hero */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  position: relative;
}
.hero__eyebrow { color: var(--accent); margin-bottom: 1rem; }
.hero__title {
  font-size: clamp(3.2rem, 12vw, 9.5rem);
  font-weight: 700; line-height: 0.95; letter-spacing: -0.03em;
}
.hero__title .line { display: block; overflow: hidden; }
.hero__sub { max-width: 32rem; color: var(--text-dim); margin-top: 1.6rem; font-size: 1.1rem; }
.hero__scroll { position: absolute; bottom: 2rem; color: var(--text-dim); animation: bob 2s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(6px); } }
.hero__orb {
  position: absolute; top: 15%; right: -10%;
  width: 45vw; height: 45vw; border-radius: 50%;
  background: radial-gradient(circle, rgba(201,242,75,0.14), transparent 65%);
  filter: blur(40px); pointer-events: none;
  animation: drift 14s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate(-8%, 10%) scale(1.15); } }

/* Marquee */
.marquee { overflow: hidden; border-block: 1px solid var(--border); padding: 0.9rem 0; }
.marquee__track { display: flex; white-space: nowrap; animation: scroll 30s linear infinite; }
.marquee__track span { font-family: "JetBrains Mono", monospace; color: var(--text-dim); font-size: 0.85rem; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* Work */
.work { padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 5vw, 4rem); }
.section-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -0.02em; }
.section-head__count { color: var(--text-dim); }
.work__grid {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
.work__empty { color: var(--text-dim); text-align: center; padding: 4rem 0; }

/* Publications */
.pubs {
  padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 5vw, 4rem);
  border-top: 1px solid var(--border);
}
.pubs__list { display: flex; flex-direction: column; }
.pub {
  display: grid;
  grid-template-columns: 7rem 1fr auto;
  gap: 1.5rem; align-items: baseline;
  padding: 1.6rem 0.8rem;
  border-bottom: 1px solid var(--border);
  text-decoration: none; color: var(--text);
  position: relative;
  transition: background 0.4s var(--ease), padding-left 0.4s var(--ease);
  opacity: 0; transform: translateY(24px);
}
.pub.visible {
  opacity: 1; transform: none;
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease),
              background 0.4s var(--ease), padding-left 0.4s var(--ease);
}
.pub:first-child { border-top: 1px solid var(--border); }
a.pub:hover { background: var(--surface); padding-left: 1.4rem; }
a.pub:hover .pub__arrow { color: var(--accent); transform: translate(3px, -3px); }
.pub__date { color: var(--text-dim); }
.pub__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.25rem; letter-spacing: -0.01em; }
.pub__authors { color: var(--text-dim); font-size: 0.9rem; }
.pub__venue { color: var(--accent); font-family: "JetBrains Mono", monospace; font-size: 0.75rem; margin-top: 0.35rem; }
.pub__abstract { color: var(--text-dim); font-size: 0.9rem; margin-top: 0.6rem; max-width: 42rem; }
.pub__arrow { color: var(--text-dim); font-size: 1.2rem; transition: color 0.3s, transform 0.3s var(--ease); }

@media (max-width: 640px) {
  .pub { grid-template-columns: 1fr auto; }
  .pub__date { grid-column: 1 / -1; font-size: 0.7rem; }
}

/* Awards */
.awards {
  padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 5vw, 4rem);
  border-top: 1px solid var(--border);
}
.awards__grid {
  display: grid; gap: 1.2rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.award {
  position: relative; overflow: hidden;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.4rem 1.4rem;
  text-decoration: none; color: var(--text);
  transition: border-color 0.4s, transform 0.5s var(--ease);
  opacity: 0; transform: translateY(24px);
}
.award.visible {
  opacity: 1; transform: none;
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease),
              border-color 0.4s;
}
a.award:hover { border-color: var(--accent); transform: translateY(-4px); }
.award__year {
  position: absolute; top: -0.9rem; right: 0.4rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 4.2rem; font-weight: 500; line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--border);
  pointer-events: none; user-select: none;
  transition: -webkit-text-stroke-color 0.4s;
}
a.award:hover .award__year { -webkit-text-stroke-color: var(--accent); }
.award__badge {
  font-family: "JetBrains Mono", monospace; font-size: 0.68rem;
  color: var(--accent);
  border: 1px solid var(--accent); border-radius: 99px;
  padding: 0.15rem 0.6rem; display: inline-block;
  margin-bottom: 0.9rem;
}
.award__title { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.01em; position: relative; }
.award__issuer { color: var(--text-dim); font-size: 0.88rem; margin-top: 0.3rem; }
.award__desc { color: var(--text-dim); font-size: 0.85rem; margin-top: 0.7rem; }
.award__link { color: var(--text-dim); font-size: 1.1rem; position: absolute; bottom: 1.1rem; right: 1.2rem; transition: color 0.3s, transform 0.3s var(--ease); }
a.award:hover .award__link { color: var(--accent); transform: translate(3px, -3px); }


/* Project card */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  text-decoration: none; color: var(--text);
  transition: transform 0.5s var(--ease), border-color 0.4s;
  opacity: 0; transform: translateY(30px);
}
.card.visible { opacity: 1; transform: translateY(0); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), border-color 0.4s; }
.card:hover { border-color: var(--accent); transform: translateY(-6px); }
.card__thumb { aspect-ratio: 16/10; overflow: hidden; background: var(--bg-soft); }
.card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.card:hover .card__thumb img { transform: scale(1.06); }
.card__body { padding: 1.3rem; }
.card__meta { display: flex; justify-content: space-between; color: var(--text-dim); margin-bottom: 0.5rem; }
.card__title { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.4rem; }
.card__desc { color: var(--text-dim); font-size: 0.92rem; }
.card__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem; }
.card__tag {
  font-family: "JetBrains Mono", monospace; font-size: 0.68rem;
  border: 1px solid var(--border); border-radius: 99px;
  padding: 0.2rem 0.65rem; color: var(--text-dim);
}
.card--featured { grid-column: span 2; }
@media (max-width: 760px) { .card--featured { grid-column: span 1; } }

/* About */
.about { padding: clamp(4rem, 10vw, 8rem) clamp(1.5rem, 5vw, 4rem); border-top: 1px solid var(--border); }
.about__inner { max-width: 46rem; }
.about h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0.8rem 0 1.2rem; letter-spacing: -0.02em; }
.about p:last-child { color: var(--text-dim); font-size: 1.05rem; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: clamp(3rem, 8vw, 6rem) clamp(1.5rem, 5vw, 4rem) 2rem; }
.footer__big { font-size: clamp(2.4rem, 7vw, 5rem); line-height: 1; letter-spacing: -0.03em; }
.footer__mail { color: var(--text-dim); text-decoration: none; display: inline-block; margin-top: 1.5rem; transition: color 0.3s; }
.footer__mail:hover { color: var(--accent); }
.footer__bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  color: var(--text-dim); margin-top: 4rem; padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal-up { display: inline-block; transform: translateY(110%); transition: transform 1s var(--ease); }
.in .reveal, .reveal.in { opacity: 1; transform: none; }
.in .reveal-up, .reveal-up.in { transform: none; }
.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.24s; }
.delay-3 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .reveal-up, .card { opacity: 1 !important; transform: none !important; }
  .reveal, .reveal-up, .card, .pub, .award { opacity: 1 !important; transform: none !important; }
               }