:root {
  --bg: #0b0d12;
  --bg-soft: #121621;
  --panel: #171c28;
  --text: #f4f5f7;
  --muted: #aeb6c5;
  --line: rgba(255,255,255,.12);
  --accent: #8ce3d4;
  --accent-2: #a892ff;
  --shadow: 0 22px 70px rgba(0,0,0,.34);
  --radius: 24px;
  --max: 1180px;
}

html[data-theme="light"] {
  --bg: #f6f7fb;
  --bg-soft: #eef1f6;
  --panel: #ffffff;
  --text: #171a22;
  --muted: #5c6472;
  --line: rgba(24,27,36,.14);
  --accent: #087f70;
  --accent-2: #6651d8;
  --shadow: 0 22px 70px rgba(43,49,61,.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 15%, rgba(140,227,212,.10), transparent 28rem),
    radial-gradient(circle at 85% 10%, rgba(168,146,255,.11), transparent 30rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 99;
  padding: .8rem 1rem; background: var(--text); color: var(--bg);
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  gap: 2rem; padding: 1rem max(1.25rem, calc((100vw - var(--max))/2));
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(18px);
}
.brand { display: flex; gap: .8rem; align-items: center; text-decoration: none; }
.brand-mark {
  display: grid; place-items: center; width: 2.7rem; height: 2.7rem;
  border: 1px solid var(--line); border-radius: 50%;
  background: linear-gradient(145deg, rgba(140,227,212,.22), rgba(168,146,255,.16));
  font-weight: 800;
}
.brand strong, .brand small { display: block; }
.brand small { color: var(--muted); font-size: .73rem; }
nav { display: flex; align-items: center; gap: 1rem; }
nav a { color: var(--muted); text-decoration: none; font-size: .92rem; }
nav a:hover { color: var(--text); }
.work-switcher { position: relative; flex: 0 0 auto; }
.work-switcher summary {
  display: flex; align-items: center; gap: .45rem; min-height: 2.5rem; padding: .55rem .85rem;
  border: 1px solid var(--line); border-radius: 999px; background: var(--panel);
  color: var(--text); cursor: pointer; font-size: .82rem; font-weight: 800; list-style: none;
}
.work-switcher summary::-webkit-details-marker { display: none; }
.work-switcher[open] summary, .work-switcher summary:hover { border-color: var(--accent); }
.work-switcher-menu {
  position: absolute; top: calc(100% + .8rem); right: 0; z-index: 80; width: min(24rem, calc(100vw - 2rem));
  padding: 1rem; border: 1px solid var(--line); border-radius: 1.2rem; background: var(--bg-soft);
  box-shadow: var(--shadow);
}
.work-switcher-menu > p { display: grid; gap: .1rem; margin: 0 0 .7rem; padding: 0 .25rem .7rem; border-bottom: 1px solid var(--line); }
.work-switcher-menu > p span { color: var(--muted); font-size: .78rem; }
.work-switcher-links { display: grid; gap: .4rem; }
.work-switcher-links a { display: grid; gap: .1rem; padding: .7rem .75rem; border-radius: .8rem; text-decoration: none; }
.work-switcher-links a:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.work-switcher-links a[aria-current="page"] { background: color-mix(in srgb, var(--accent) 14%, transparent); box-shadow: inset 3px 0 0 var(--accent); }
.work-switcher-links span { color: var(--muted); font-size: .75rem; line-height: 1.4; }
.icon-button {
  width: 2.5rem; height: 2.5rem; border-radius: 50%;
  border: 1px solid var(--line); color: var(--text); background: var(--panel);
  cursor: pointer;
}

.section { width: min(var(--max), calc(100% - 2.5rem)); margin: 0 auto; padding: 6.5rem 0; }
.error-page { min-height: 100vh; display: grid; align-content: center; }
.error-page h1 { max-width: 11ch; }
.hero {
  min-height: calc(100vh - 76px);
  display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 4rem;
}
.eyebrow {
  margin: 0 0 .8rem; color: var(--accent); text-transform: uppercase;
  letter-spacing: .16em; font-size: .78rem; font-weight: 800;
}
h1, h2, h3 { line-height: 1.05; margin-top: 0; }
h1 { font-size: clamp(3rem, 7vw, 6.6rem); letter-spacing: -.055em; max-width: 12ch; }
h2 { font-size: clamp(2.2rem, 4vw, 4.2rem); letter-spacing: -.04em; max-width: 14ch; }
h3 { font-size: 1.45rem; }
.hero-lede { max-width: 64ch; color: var(--muted); font-size: 1.2rem; }
.button-row { display: flex; gap: .8rem; flex-wrap: wrap; margin: 2rem 0; }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 3rem; padding: .75rem 1.15rem; border-radius: 999px;
  border: 1px solid var(--line); text-decoration: none; font-weight: 750;
}
.button.primary { background: var(--text); color: var(--bg); }
.button.secondary { background: var(--panel); }
.signal-list { display: flex; gap: 1rem; flex-wrap: wrap; padding: 0; list-style: none; color: var(--muted); font-size: .9rem; }
.signal-list li::before { content: "✦"; margin-right: .45rem; color: var(--accent-2); }

.hero-system {
  position: relative; min-height: 500px; overflow: visible; isolation: isolate;
  border: 1px solid var(--line); border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(140,227,212,.12), transparent 16%),
    radial-gradient(circle at 23% 24%, rgba(168,146,255,.09), transparent 32%),
    #0c1019;
  box-shadow: var(--shadow), inset 0 0 70px rgba(0,0,0,.48);
}
.hero-system::before, .hero-system::after {
  content: ""; position: absolute; inset: 13% 7%; z-index: -1;
  border: 1px solid rgba(255,255,255,.12); border-radius: 50%;
  transform: rotate(-12deg);
}
.hero-system::after { inset: 28% 19%; transform: rotate(18deg); border-color: rgba(140,227,212,.16); }
.system-starfield {
  position: absolute; inset: 0; z-index: -2; opacity: .72; overflow: hidden; border-radius: 50%;
  background-image:
    radial-gradient(circle at 18% 20%, #fff 0 1px, transparent 1.5px),
    radial-gradient(circle at 74% 16%, #fff 0 1px, transparent 1.5px),
    radial-gradient(circle at 86% 63%, #8ce3d4 0 1px, transparent 1.6px),
    radial-gradient(circle at 28% 77%, #a892ff 0 1px, transparent 1.6px),
    radial-gradient(circle at 64% 84%, #fff 0 1px, transparent 1.5px),
    radial-gradient(circle at 10% 52%, #fff 0 1px, transparent 1.5px);
}
.system-core {
  position: absolute; inset: 50% auto auto 50%; transform: translate(-50%,-50%);
  display: grid; place-items: center; align-content: center; width: 7rem; height: 7rem;
  border-radius: 50%; color: #09100f; background: #f4fff9;
  box-shadow: 0 0 24px rgba(140,227,212,.65), 0 0 80px rgba(140,227,212,.28);
  font-size: .9rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase;
}
.system-core span { display: block; }
.orbit {
  --planet: var(--accent); --planet-size: .85rem;
  position: absolute; display: inline-flex; align-items: center; gap: .55rem;
  border: 1px solid color-mix(in srgb, var(--planet) 42%, var(--line)); border-radius: 999px;
  padding: .58rem .9rem .58rem .62rem; color: #fff; background: rgba(27,34,49,.97);
  box-shadow: 0 10px 28px rgba(0,0,0,.42), 0 0 18px color-mix(in srgb, var(--planet) 12%, transparent);
  font-size: .86rem; font-weight: 800; letter-spacing: .01em;
  cursor: pointer; transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.orbit::before {
  content: ""; flex: none; width: var(--planet-size); height: var(--planet-size); border-radius: 50%;
  background: var(--planet); box-shadow: inset -.2rem -.18rem .3rem rgba(0,0,0,.28), 0 0 12px color-mix(in srgb, var(--planet) 65%, transparent);
}
.satellites { position: absolute; inset: 50% auto auto 50%; width: 1px; height: 1px; pointer-events: none; }
.satellite {
  position: absolute; left: 0; top: 0; z-index: -1; min-width: max-content;
  padding: .34rem .58rem; border: 1px solid color-mix(in srgb, var(--planet) 38%, var(--line));
  border-radius: 999px; color: var(--text); background: rgba(14,19,29,.96);
  box-shadow: 0 7px 20px rgba(0,0,0,.38); font-size: .68rem; font-weight: 750;
  opacity: 0; transform: translate(-50%, -50%) scale(.45); transition: opacity .18s ease, transform .25s cubic-bezier(.2,.8,.2,1);
}
.satellite-1 { --satellite-x: -4.5rem; --satellite-y: -3.4rem; }
.satellite-2 { --satellite-x: .3rem; --satellite-y: -4.8rem; }
.satellite-3 { --satellite-x: 4.8rem; --satellite-y: -2.8rem; }
.orbit:hover .satellite, .orbit:focus-visible .satellite, .orbit[aria-expanded="true"] .satellite {
  opacity: 1; transform: translate(calc(-50% + var(--satellite-x)), calc(-50% + var(--satellite-y))) scale(1);
}
.orbit:hover .satellite-2, .orbit:focus-visible .satellite-2, .orbit[aria-expanded="true"] .satellite-2 { transition-delay: .035s; }
.orbit:hover .satellite-3, .orbit:focus-visible .satellite-3, .orbit[aria-expanded="true"] .satellite-3 { transition-delay: .07s; }
.orbit:hover, .orbit:focus-visible { border-color: var(--planet); transform: translateY(-3px) scale(1.03); background: #202738; outline: none; }
.orbit-1 { --planet: #8ce3d4; --planet-size: 1rem; top: 9%; left: 40%; animation: planet-drift 7s ease-in-out infinite; }
.orbit-2 { --planet: #75a7ff; --planet-size: .72rem; top: 27%; right: 0; animation: planet-drift 8s ease-in-out -2s infinite; }
.orbit-3 { --planet: #d6a5ff; --planet-size: 1.1rem; bottom: 22%; right: -1.5rem; animation: planet-drift 9s ease-in-out -4s infinite; }
.orbit-4 { --planet: #ffbd73; --planet-size: .8rem; bottom: 7%; left: 35%; animation: planet-drift 7.5s ease-in-out -1s infinite; }
.orbit-5 { --planet: #73d7ff; --planet-size: .9rem; bottom: 24%; left: -1.5rem; animation: planet-drift 8.5s ease-in-out -5s infinite; }
.orbit-6 { --planet: #f0f4ff; --planet-size: .62rem; top: 25%; left: 0; animation: planet-drift 10s ease-in-out -3s infinite; }
@keyframes planet-drift { 0%, 100% { margin-top: 0; } 50% { margin-top: -6px; } }

@media (prefers-reduced-motion: reduce) { .orbit { animation: none; } .satellite { transition: none; } }

.section-heading { display: flex; justify-content: space-between; gap: 2rem; align-items: end; margin-bottom: 2.4rem; }
.filters { display: flex; gap: .5rem; flex-wrap: wrap; justify-content: flex-end; }
.filter {
  border: 1px solid var(--line); border-radius: 999px; padding: .55rem .9rem;
  background: transparent; color: var(--muted); cursor: pointer;
}
.filter.active, .filter:hover { background: var(--panel); color: var(--text); border-color: var(--accent); }

.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.project-card {
  padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(145deg, color-mix(in srgb, var(--panel) 92%, transparent), var(--panel));
  box-shadow: var(--shadow); transition: transform .2s ease, opacity .2s ease;
}
.project-card:hover { transform: translateY(-4px); }
.project-card.hidden { display: none; }
.card-kicker { color: var(--accent-2); font-weight: 800; font-size: .82rem; text-transform: uppercase; letter-spacing: .1em; }
.project-card p { color: var(--muted); }
.project-card > a { color: var(--accent); font-weight: 800; text-decoration: none; }
.tag-list { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; padding: 0; }
.tag-list li { border: 1px solid var(--line); border-radius: 999px; padding: .35rem .65rem; font-size: .78rem; color: var(--muted); }

.career-section { position: relative; }
.career-section::before {
  content: ""; position: absolute; inset: 4rem -2rem 2rem; z-index: -1;
  border: 1px solid var(--line); border-radius: 40px;
  background: linear-gradient(150deg, rgba(140,227,212,.08), rgba(168,146,255,.06));
}
.source-status { display: inline-flex; align-items: center; gap: .55rem; color: var(--muted); text-decoration: none; font-weight: 750; }
.source-status span { width: .65rem; height: .65rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 .35rem rgba(140,227,212,.12); }
.career-summary { max-width: 72ch; margin: -1rem 0 2.5rem; color: var(--muted); font-size: 1.08rem; }
.career-timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.career-role { min-height: 240px; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.career-role h3 { margin-bottom: .4rem; }
.career-period { margin: 0 0 1.25rem; color: var(--accent); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.career-organization { margin: 0; color: var(--text); font-weight: 750; }
.career-role-summary { color: var(--muted); }
.career-skills-block { margin-top: 2rem; padding: 1.5rem; border-top: 1px solid var(--line); }
.career-skills { display: flex; flex-wrap: wrap; gap: .55rem; }
.career-skills span { padding: .4rem .7rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: var(--bg-soft); font-size: .82rem; }
.career-fallback { padding: 1rem; color: var(--muted); border-left: 2px solid var(--accent-2); }

.panel { padding-left: 2rem; padding-right: 2rem; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 36px; }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.capability-grid article { padding: 1.6rem; border-left: 2px solid var(--accent); background: var(--panel); border-radius: 0 var(--radius) var(--radius) 0; }
.capability-grid p, .prose, .resume-card p { color: var(--muted); }

.resume-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.resume-card {
  display: flex; flex-direction: column; justify-content: space-between; min-height: 260px;
  padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel);
}
.resume-card.featured-resume { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); background: linear-gradient(145deg, rgba(140,227,212,.12), var(--panel)); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contact-panel {
  display: flex; justify-content: space-between; gap: 2rem; align-items: end;
  margin-bottom: 5rem; padding: 3rem;
  background: linear-gradient(140deg, rgba(140,227,212,.15), rgba(168,146,255,.13));
  border: 1px solid var(--line); border-radius: 36px;
}
footer {
  width: min(var(--max), calc(100% - 2.5rem)); margin: 0 auto;
  display: flex; justify-content: space-between; gap: 2rem;
  padding: 2rem 0 3rem; color: var(--muted); border-top: 1px solid var(--line);
}

@media (max-width: 900px) {
  .site-header { align-items: flex-start; }
  nav { max-width: 55%; flex-wrap: wrap; justify-content: flex-end; }
  nav a { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 3rem; }
  .hero-system { min-height: 420px; }
  .orbit-3 { right: -.5rem; }
  .orbit-5 { left: -.5rem; }
  .section-heading, .contact-panel { align-items: flex-start; flex-direction: column; }
  .project-grid, .capability-grid, .resume-grid, .split, .career-timeline { grid-template-columns: 1fr; }
  .filters { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .brand small { display: none; }
  h1 { font-size: 3.4rem; }
  .section { width: min(100% - 1.4rem, var(--max)); padding: 4.5rem 0; }
  .hero-system { min-height: 350px; }
  .orbit { font-size: .72rem; }
  .satellite { font-size: .6rem; }
  .satellite-1 { --satellite-x: -3.4rem; --satellite-y: -3rem; }
  .satellite-2 { --satellite-x: 0; --satellite-y: -4rem; }
  .satellite-3 { --satellite-x: 3.4rem; --satellite-y: -2.7rem; }
  .orbit-2, .orbit-3 { right: -.25rem; }
  .orbit-5, .orbit-6 { left: -.25rem; }
  .project-card, .resume-card { padding: 1.4rem; }
  .career-section::before { inset-inline: -.35rem; }
  footer { flex-direction: column; }
}