:root {
  --bg: #0b1210;
  --bg-elevated: #121a17;
  --bg-alt: #0e1613;
  --ink: #e8efe9;
  --muted: #9aada0;
  --faint: #5f7366;
  --line: rgba(232, 239, 233, 0.1);
  --accent: #c4f54a;
  --accent-soft: rgba(196, 245, 74, 0.12);
  --teal: #3dcfb0;
  --font-sans: "Sora", system-ui, sans-serif;
  --font-display: "Instrument Serif", Georgia, serif;
  --max: 1080px;
  --header-h: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  background: rgba(11, 18, 16, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(11, 18, 16, 0.9);
}

.logo {
  font-weight: 600;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
}

.nav {
  display: none;
  gap: 1.5rem;
}

.nav a {
  font-size: 0.82rem;
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  background: var(--accent);
  color: #0b1210;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  background: #d4ff6a;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}

.btn-sm {
  padding: 0.5rem 0.95rem;
  font-size: 0.78rem;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-h) + 2rem) clamp(1.25rem, 4vw, 2.5rem) 4.5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 55% at 70% 20%, rgba(61, 207, 176, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 45% at 15% 80%, rgba(196, 245, 74, 0.1), transparent 50%),
    linear-gradient(165deg, #0b1210 0%, #102019 45%, #0b1210 100%);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  animation: drift 14s ease-in-out infinite alternate;
}

.orb-a {
  width: min(55vw, 480px);
  height: min(55vw, 480px);
  top: 8%;
  right: 5%;
  background: rgba(61, 207, 176, 0.22);
}

.orb-b {
  width: min(40vw, 320px);
  height: min(40vw, 320px);
  bottom: 15%;
  left: 8%;
  background: rgba(196, 245, 74, 0.12);
  animation-delay: -4s;
}

.grid-fade {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 60% 40%, black, transparent);
  opacity: 0.45;
}

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(-24px, 18px) scale(1.08); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 500;
}

.brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(3.2rem, 10vw, 6.4rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.lede {
  margin: 1.4rem 0 0;
  max-width: 38rem;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--muted);
  font-weight: 300;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.section {
  padding: 5.5rem clamp(1.25rem, 4vw, 2.5rem);
  max-width: calc(var(--max) + 5rem);
  margin: 0 auto;
}

.section-alt {
  background: var(--bg-alt);
  max-width: none;
  padding-left: max(clamp(1.25rem, 4vw, 2.5rem), calc((100% - var(--max)) / 2));
  padding-right: max(clamp(1.25rem, 4vw, 2.5rem), calc((100% - var(--max)) / 2));
}

.section-head {
  margin-bottom: 2.75rem;
  max-width: 36rem;
}

.section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0.75rem 0 0;
  color: var(--muted);
}

.skill-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem 2.5rem;
}

.skill-block h3 {
  margin: 0 0 0.4rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.skill-block p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.metric-val {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
  color: var(--ink);
}

.metric-label {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.82rem;
  color: var(--faint);
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
}

.job {
  display: grid;
  gap: 1rem;
  padding-bottom: 2.75rem;
  border-bottom: 1px solid var(--line);
}

.job:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.job-meta h3 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
}

.org {
  margin: 0.35rem 0 0;
  color: var(--teal);
  font-size: 0.92rem;
}

.job-meta time {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.82rem;
  color: var(--faint);
}

.badge {
  display: inline-block;
  margin-top: 0.65rem;
  padding: 0.25rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 4px;
}

.job ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.job li + li {
  margin-top: 0.55rem;
}

.project-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.project {
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
  transition: background 0.25s ease, padding-left 0.25s ease;
}

.project:last-child {
  border-bottom: 1px solid var(--line);
}

.project:hover {
  padding-left: 0.5rem;
}

.project-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.project h3 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
}

.year {
  font-size: 0.82rem;
  color: var(--faint);
  flex-shrink: 0;
}

.stack {
  margin: 0.4rem 0 0.65rem;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.project > p:last-child {
  margin: 0;
  color: var(--muted);
  max-width: 42rem;
}

.edu-row {
  display: grid;
  gap: 1.25rem;
}

.edu-row h3 {
  margin: 0;
  font-size: 1.2rem;
}

.coursework {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.certs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 2rem;
}

.certs span {
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--muted);
}

.contact {
  text-align: center;
  padding-bottom: 6rem;
}

.contact-inner {
  max-width: 40rem;
  margin: 0 auto;
}

.contact h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.contact p {
  margin: 1rem 0 0;
  color: var(--muted);
}

.contact .cta-row {
  justify-content: center;
}

.text-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--teal);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.text-link:hover {
  border-bottom-color: var(--teal);
}

.site-footer {
  padding: 1.5rem clamp(1.25rem, 4vw, 2.5rem) 2rem;
  border-top: 1px solid var(--line);
  text-align: center;
}

.site-footer p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--faint);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 720px) {
  .nav {
    display: flex;
  }

  .skill-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metrics {
    grid-template-columns: repeat(4, 1fr);
  }

  .job {
    grid-template-columns: minmax(240px, 0.9fr) 1.3fr;
    gap: 2rem;
  }

  .edu-row {
    grid-template-columns: 0.9fr 1.3fr;
    gap: 2rem;
    align-items: start;
  }
}

@media (min-width: 980px) {
  .skill-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orb { animation: none; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}