/* petergedeon.com portfolio — dark theme, Inter + JetBrains Mono */
:root {
  --bg: #0a0e14;
  --bg-alt: #0e141d;
  --panel: #121926;
  --panel-edge: #1d2836;
  --text: #e6edf3;
  --muted: #93a1b3;
  --accent: #22d3ee;
  --accent-2: #a78bfa;
  --ok: #34d399;
  --bad: #f87171;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
p a, li a { text-decoration: underline; text-underline-offset: 2px; }
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); margin: 0.4em 0; }
h2 { font-size: clamp(1.3rem, 2.5vw, 1.7rem); margin: 0 0 0.5rem; }
h3 { font-size: 1.08rem; margin: 0 0 0.4rem; }
p { margin: 0.5rem 0; }
.muted { color: var(--muted); }

/* header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--panel-edge);
}
.nav {
  max-width: 1080px; margin: 0 auto; padding: 0.8rem 1.2rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { font-weight: 700; font-size: 1.05rem; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-dot { color: var(--accent); }
.nav-links { display: flex; gap: 1.2rem; }
.nav-links a { color: var(--muted); font-size: 0.95rem; padding: 0.2rem 0; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a[aria-current="page"] { color: var(--text); border-bottom: 2px solid var(--accent); }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--panel-edge);
  color: var(--text); font: inherit; padding: 0.35rem 0.8rem; border-radius: 6px; cursor: pointer;
}

/* hero */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--panel-edge); }
#neural-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.55; }
.hero-inner { position: relative; max-width: 1080px; margin: 0 auto; padding: 5.5rem 1.2rem 4.5rem; }
.hero-kicker {
  font-family: var(--mono); font-size: 0.8rem; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--accent); margin: 0 0 0.6rem;
}
.hero-sub { max-width: 40em; color: var(--muted); font-size: 1.1rem; }
.hero-actions { display: flex; gap: 0.8rem; margin-top: 1.6rem; flex-wrap: wrap; }
.hero-status { margin-top: 1.2rem; font-family: var(--mono); font-size: 0.82rem; color: var(--ok); }

.btn {
  display: inline-block; padding: 0.65rem 1.3rem; border-radius: 8px;
  font-weight: 600; font-size: 0.95rem; border: 1px solid transparent;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #06222b; }
.btn-primary:hover { background: #67e0f4; }
.btn-ghost { border-color: var(--panel-edge); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }

/* sections */
.section { max-width: 1080px; margin: 0 auto; padding: 3.2rem 1.2rem; }
.section-alt {
  max-width: none; background: var(--bg-alt);
  border-top: 1px solid var(--panel-edge); border-bottom: 1px solid var(--panel-edge);
}
.section-head { max-width: 1080px; margin: 0 auto 1.8rem; }
.section-head p { color: var(--muted); max-width: 44em; }
.section-cta { max-width: 1080px; margin: 1.8rem auto 0; }
.page-head { max-width: 1080px; margin: 0 auto; padding: 3.2rem 1.2rem 0.5rem; }
.page-head > p { color: var(--muted); max-width: 46em; }
.crumbs { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); }
.badges { display: flex; gap: 0.5rem; margin-top: 0.8rem; flex-wrap: wrap; }
.badge {
  font-family: var(--mono); font-size: 0.72rem; padding: 0.15rem 0.55rem;
  border-radius: 999px; border: 1px solid var(--panel-edge); color: var(--muted);
}
.badge-live { color: var(--ok); border-color: rgba(52, 211, 153, 0.35); }

/* cards */
.grid { display: grid; gap: 1rem; }
.cards-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--panel-edge);
  border-radius: 12px; padding: 1.3rem 1.4rem;
}
.card h3 a { color: var(--text); }
.card h3 a:hover { color: var(--accent); text-decoration: none; }
.card p { color: var(--muted); font-size: 0.95rem; }
.card-mini p { font-size: 0.92rem; }
.card-more { display: inline-block; margin-top: 0.7rem; font-size: 0.9rem; font-weight: 600; }

.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 0.45rem; padding: 0; margin: 0.9rem 0 0; }
.chips li {
  font-family: var(--mono); font-size: 0.72rem; color: var(--accent-2);
  background: rgba(167, 139, 250, 0.08); border: 1px solid rgba(167, 139, 250, 0.25);
  padding: 0.18rem 0.6rem; border-radius: 999px;
}
.chips-center { justify-content: center; }

/* project index rows */
.proj-list { display: grid; gap: 1rem; }
.proj-row {
  display: block; background: var(--panel); border: 1px solid var(--panel-edge);
  border-radius: 12px; padding: 1.3rem 1.4rem; color: inherit;
}
.proj-row:hover { border-color: var(--accent); text-decoration: none; }
.proj-row-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.proj-row-head h2 { margin: 0; font-size: 1.2rem; }
.proj-row p { color: var(--muted); font-size: 0.95rem; }

/* case study */
.case-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.case-block { background: var(--panel); border: 1px solid var(--panel-edge); border-radius: 12px; padding: 1.3rem 1.4rem; }
.case-block p { color: var(--muted); font-size: 0.95rem; }
.metrics-row {
  max-width: 1080px; margin: 0 auto; display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
.metric {
  background: var(--panel); border: 1px solid var(--panel-edge); border-radius: 12px;
  padding: 1.1rem; text-align: center;
}
.metric-n { display: block; font-family: var(--mono); font-size: 1.6rem; font-weight: 600; color: var(--accent); }
.metric-l { display: block; font-size: 0.82rem; color: var(--muted); margin-top: 0.25rem; }
.case-nav {
  max-width: 1080px; margin: 0 auto; padding: 0 1.2rem 3rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}

/* systems */
.sys-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.sys-card p { color: var(--muted); font-size: 0.93rem; }
.loop-list { max-width: 720px; padding-left: 1.4rem; }
.loop-list li { margin-bottom: 0.7rem; color: var(--muted); }
.loop-list strong { color: var(--text); }

/* status widget */
.status-widget {
  max-width: 1080px; margin: 0 auto; background: var(--panel);
  border: 1px solid var(--panel-edge); border-radius: 12px; overflow: hidden;
}
.status-loading { padding: 1.2rem 1.4rem; color: var(--muted); font-family: var(--mono); font-size: 0.85rem; }
.status-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.status-table th, .status-table td { text-align: left; padding: 0.65rem 1.4rem; border-bottom: 1px solid var(--panel-edge); }
.status-table th { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.status-table tr:last-child td { border-bottom: none; }
.status-site { font-family: var(--mono); font-size: 0.86rem; }
.status-code-ok { color: var(--ok); font-family: var(--mono); font-weight: 600; }
.status-code-bad { color: var(--bad); font-family: var(--mono); font-weight: 600; }
.status-time { font-family: var(--mono); color: var(--muted); font-size: 0.84rem; }
.status-stale {
  padding: 0.8rem 1.4rem; background: rgba(248, 113, 113, 0.08);
  border-top: 1px solid rgba(248, 113, 113, 0.3); color: var(--bad);
  font-size: 0.88rem;
}
.status-meta { padding: 0.6rem 1.4rem; font-family: var(--mono); font-size: 0.75rem; color: var(--muted); border-top: 1px solid var(--panel-edge); }
.status-note { max-width: 1080px; margin: 0.8rem auto 0; font-size: 0.85rem; color: var(--muted); }

/* contact */
.contact-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.contact-card h2 { font-size: 1.1rem; }
.contact-card p { color: var(--muted); font-size: 0.94rem; }
.contact-link { font-family: var(--mono); font-size: 0.95rem; }
.contact-links { display: grid; gap: 0.45rem; }
.contact-links a { font-family: var(--mono); font-size: 0.88rem; }

/* footer */
.site-footer { border-top: 1px solid var(--panel-edge); background: var(--bg-alt); }
.footer-inner {
  max-width: 1080px; margin: 0 auto; padding: 1.6rem 1.2rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.footer-inner p { color: var(--muted); font-size: 0.85rem; margin: 0; }
.footer-inner nav { display: flex; gap: 1rem; }
.footer-inner nav a { color: var(--muted); font-size: 0.85rem; }
.footer-inner nav a:hover { color: var(--text); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn:hover { transform: none; }
}

@media (max-width: 720px) {
  .nav { flex-wrap: wrap; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none; width: 100%; flex-direction: column; gap: 0.4rem;
    padding: 0.6rem 0 0.4rem; border-top: 1px solid var(--panel-edge);
  }
  .nav-links.open { display: flex; }
  .hero-inner { padding: 4rem 1.2rem 3.2rem; }
  .status-table th:nth-child(3), .status-table td:nth-child(3) { display: none; }
}