:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-2: #1c2128;
  --border: #30363d;
  --border-soft: #21262d;
  --text: #e6edf3;
  --muted: #8b949e;
  --dim: #6e7681;
  --accent: #58a6ff;
  --green: #3fb950;
  --mongo: #00ed64;
  --amber: #d29922;
  --radius: 12px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

.wrap {
  width: 100%;
  max-width: 62rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 17, 23, .85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  height: 56px;
}
.brand {
  font-family: var(--mono);
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -.01em;
}
.brand span { color: var(--dim); }
.nav-links {
  display: flex;
  gap: 1.25rem;
  margin-left: auto;
  align-items: center;
}
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .9375rem;
}
.nav-links a:hover { color: var(--text); }
.nav-links a[aria-current="page"] { color: var(--text); font-weight: 600; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem .9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text) !important;
  text-decoration: none;
  font-size: .875rem;
  font-weight: 600;
  white-space: nowrap;
  transition: border-color .15s, background .15s, transform .15s;
}
.btn:hover {
  border-color: var(--accent);
  background: #22272e;
  transform: translateY(-1px);
}
.btn-primary {
  background: #238636;
  border-color: #2ea043;
}
.btn-primary:hover { background: #2ea043; border-color: #3fb950; }

/* ---------- hero ---------- */
.hero {
  padding: 4.5rem 0 3rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2.25rem;
  align-items: center;
}
.avatar {
  width: 148px;
  height: 148px;
  border-radius: 50%;
  border: 2px solid var(--border);
  object-fit: cover;
  background: var(--surface);
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 2.9rem);
  line-height: 1.1;
  letter-spacing: -.03em;
  margin: 0 0 .4rem;
}
.tagline {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 1.25rem;
  max-width: 34rem;
}
.tagline strong { color: var(--text); font-weight: 600; }
.hero-cta { display: flex; gap: .65rem; flex-wrap: wrap; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--green);
  border: 1px solid rgba(63, 185, 80, .4);
  background: rgba(63, 185, 80, .1);
  padding: .2rem .6rem;
  border-radius: 999px;
  margin-bottom: .85rem;
}
.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

/* ---------- build panel ---------- */
.build {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  margin: 1rem 0 4rem;
}
.build-head {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .7rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  font-family: var(--mono);
  font-size: .8125rem;
  color: var(--muted);
}
.lights { display: flex; gap: .35rem; }
.lights i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.build-body {
  padding: 1.1rem 1rem 1.25rem;
  font-family: var(--mono);
  font-size: .8125rem;
  line-height: 1.9;
}
.build-body .ok { color: var(--green); }
.build-body .am { color: var(--amber); }
.build-body .mu { color: var(--dim); }
.bar {
  height: 6px;
  border-radius: 999px;
  background: var(--surface-2);
  overflow: hidden;
  margin: .75rem 0 .4rem;
  border: 1px solid var(--border-soft);
}
.bar i {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #238636, var(--green));
  animation: fill 2.2s cubic-bezier(.22,1,.36,1) forwards;
}
@keyframes fill { to { width: 78%; } }

/* ---------- sections ---------- */
section { padding: 0 0 3.5rem; }
.eyebrow {
  font-family: var(--mono);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--dim);
  margin: 0 0 .6rem;
}
h2.sec {
  font-size: 1.5rem;
  letter-spacing: -.02em;
  margin: 0 0 1.25rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--border-soft);
}

/* ---------- github-style prose ---------- */
.readme {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.readme-head {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  font-family: var(--mono);
  font-size: .8125rem;
  color: var(--muted);
}
.readme-body { padding: 1.5rem 1.6rem; }
.readme-body > :first-child { margin-top: 0; }
.readme-body > :last-child { margin-bottom: 0; }
.readme-body h3 {
  font-size: 1.15rem;
  margin: 1.8rem 0 .6rem;
  padding-bottom: .35rem;
  border-bottom: 1px solid var(--border-soft);
}
.readme-body p { margin: 0 0 1rem; }
.readme-body code {
  font-family: var(--mono);
  font-size: .85em;
  background: var(--surface-2);
  border: 1px solid var(--border-soft);
  padding: .12em .4em;
  border-radius: 5px;
}
.readme-body blockquote {
  margin: 1.2rem 0;
  padding: .1rem 0 .1rem 1rem;
  border-left: 3px solid var(--border);
  color: var(--muted);
}
.readme-body ul { margin: 0 0 1rem; padding-left: 1.25rem; }
.readme-body li { margin: .3rem 0; }

/* ---------- mongo docs ---------- */
.shell {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
.shell-head {
  display: flex;
  align-items: center;
  gap: .55rem;
  padding: .7rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  font-family: var(--mono);
  font-size: .8125rem;
  color: var(--muted);
}
.leaf { color: var(--mongo); font-weight: 700; }
.shell-body {
  padding: 1.1rem 1.2rem 1.4rem;
  font-family: var(--mono);
  font-size: .82rem;
  line-height: 1.75;
  overflow-x: auto;
}
.prompt { color: var(--mongo); }
.query { color: var(--text); display: block; margin-bottom: .9rem; word-break: break-word; }
.doc { margin: 0 0 1rem; white-space: pre; }
.doc:last-child { margin-bottom: 0; }
.k { color: #79c0ff; }
.s { color: #a5d6ff; }
.n { color: #f0883e; }
.b { color: #ff7b72; }
.o { color: var(--mongo); }
.c { color: var(--dim); font-style: italic; }
.meta { color: var(--dim); margin-top: .9rem; display: block; }

/* ---------- work cards ---------- */
.grid { display: grid; gap: .85rem; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); }
.card {
  display: block;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-decoration: none;
  color: inherit;
  transition: border-color .15s, transform .15s, background .15s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); background: var(--surface-2); }
.card h3 { margin: 0 0 .3rem; font-size: 1rem; color: var(--accent); }
.card p { margin: 0 0 .75rem; color: var(--muted); font-size: .875rem; }
.card .url { font-family: var(--mono); font-size: .75rem; color: var(--dim); }
.tags { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .6rem; }
.tag {
  font-family: var(--mono);
  font-size: .6875rem;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .1rem .55rem;
}

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--border-soft);
  padding: 2rem 0 3rem;
  color: var(--dim);
  font-size: .875rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--accent); }
footer .spacer { margin-left: auto; }

@media (max-width: 640px) {
  .hero { grid-template-columns: 1fr; gap: 1.5rem; padding: 2.5rem 0 2rem; text-align: left; }
  .avatar { width: 104px; height: 104px; }
  .nav-links { gap: .9rem; }
  .nav-links .hide-sm { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .bar i { width: 78%; }
}