/* CV website — self-contained, no external deps (fonts self-hosted per ADR-007) */
@font-face {
  font-family: "Geist";
  src: url("assets/fonts/geist-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("assets/fonts/geist-mono-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
:root {
  --font-mono: "Geist Mono", ui-monospace, "Cascadia Mono", Menlo, Consolas, monospace;
  --bg: #f7f7f5;
  --bg-card: #ffffff;
  --text: #1d1f21;
  --text-soft: #55585c;
  --accent: #0e6e5e;
  --accent-soft: #0e6e5e1a;
  --line: #e0e0dc;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.07);
  --nav-bg: rgba(247, 247, 245, 0.88);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101318;
    --bg-card: #181c23;
    --text: #e6e6e3;
    --text-soft: #a0a4aa;
    --accent: #52c4ac;
    --accent-soft: #52c4ac1f;
    --line: #2a2f38;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    --nav-bg: rgba(16, 19, 24, 0.88);
  }
}
:root[data-theme="light"] {
  --bg: #f7f7f5; --bg-card: #ffffff; --text: #1d1f21; --text-soft: #55585c;
  --accent: #0e6e5e; --accent-soft: #0e6e5e1a; --line: #e0e0dc;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.07); --nav-bg: rgba(247, 247, 245, 0.88);
}
:root[data-theme="dark"] {
  --bg: #101318; --bg-card: #181c23; --text: #e6e6e3; --text-soft: #a0a4aa;
  --accent: #52c4ac; --accent-soft: #52c4ac1f; --line: #2a2f38;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4); --nav-bg: rgba(16, 19, 24, 0.88);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 4.5rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px;
}
h1, h2, h3 { line-height: 1.25; }
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--accent); color: #fff;
  padding: 0.5rem 1rem; z-index: 100;
}
.skip-link:focus { left: 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Nav */
nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 62rem; margin: 0 auto; padding: 0.55rem 1.25rem;
  display: flex; align-items: center; gap: 1rem;
}
.nav-name { font-weight: 700; margin-right: auto; color: var(--text); display: inline-flex; align-items: center; gap: 0.5rem; }
.nav-logo { width: 19px; height: 20px; display: block; flex-shrink: 0; }
a.nav-name:hover { color: var(--accent); text-decoration: none; }
#about { margin-top: 2.25rem; }
.nav-links { display: flex; gap: 0.9rem; flex-wrap: wrap; }
.nav-links a { color: var(--text-soft); font-size: 0.92rem; }
.nav-links a:hover { color: var(--accent); text-decoration: none; }
.nav-links a.current { color: var(--accent); font-weight: 600; }
#theme-toggle {
  background: none; border: 1px solid var(--line); border-radius: 999px;
  color: var(--text); cursor: pointer; font-size: 0.95rem;
  padding: 0.2rem 0.6rem; line-height: 1.4;
}
#theme-toggle:hover { border-color: var(--accent); }
.lang-toggle {
  border: 1px solid var(--line); border-radius: 999px;
  color: var(--text-soft); font-size: 0.82rem; font-weight: 600;
  padding: 0.2rem 0.6rem; line-height: 1.4; letter-spacing: 0.04em;
}
.lang-toggle:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* Layout */
main { max-width: 62rem; margin: 0 auto; padding: 0 1.25rem 4rem; }
section { margin-top: 3.5rem; }
section > h2 {
  font-size: 1.35rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent); margin: 0 0 1.25rem;
}
.section-note { color: var(--text-soft); font-size: 0.92rem; margin: -0.75rem 0 1.5rem; }

/* Hero */
.hero {
  display: flex; gap: 2.5rem; align-items: center;
  padding: 3.5rem 0 0; flex-wrap: wrap;
}
.hero-photo {
  width: 180px; height: 240px; object-fit: cover; border-radius: 12px;
  box-shadow: var(--shadow); flex-shrink: 0;
}
.hero-text { flex: 1; min-width: min(18rem, 100%); }
.hero-text h1 { font-size: clamp(2rem, 5vw, 2.8rem); margin: 0; }
.hero-role { font-size: 1.15rem; color: var(--text-soft); margin: 0.3rem 0 1rem; }
.contact-row { display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; padding: 0; margin: 0; list-style: none; }
.contact-row li { color: var(--text-soft); font-size: 0.95rem; }
.hero-note { color: var(--text-soft); font-size: 0.95rem; margin: 0.75rem 0 0; }

/* Consulting page per ADR-018/019 */
.consult-hero { padding: 4rem 0 1rem; display: flex; gap: 2.5rem; align-items: center; flex-wrap: wrap; }
.consult-hero-text { flex: 1; min-width: min(20rem, 100%); }
.consult-photo {
  width: 176px; height: 176px; object-fit: cover; object-position: 50% 20%;
  border-radius: 50%; box-shadow: var(--shadow); flex-shrink: 0;
  border: 4px solid var(--accent-soft); margin-inline: auto;
}
.eyebrow {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent); margin: 0;
}
.consult-hero h1 { font-size: clamp(2.1rem, 5.5vw, 3.2rem); line-height: 1.12; margin: 0.6rem 0 1rem; }
.consult-sub { color: var(--text-soft); font-size: 1.05rem; max-width: 42rem; margin: 0; }
.cta-row { margin-top: 1.9rem; display: flex; gap: 0.9rem; align-items: center; flex-wrap: wrap; }
.btn-primary {
  display: inline-block; background: var(--accent); color: #fff;
  padding: 0.7rem 1.3rem; border-radius: 8px; font-weight: 600;
}
.btn-primary:hover, .btn-primary:focus-visible { filter: brightness(1.08); text-decoration: none; }
.btn-secondary {
  display: inline-block; border: 1px solid var(--text-soft); color: var(--text);
  padding: 0.7rem 1.3rem; border-radius: 8px;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.offer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(22rem, 100%), 1fr)); gap: 1rem; align-items: start; }
.offer {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 10px;
  padding: 1.25rem 1.3rem; box-shadow: var(--shadow);
}
.offer h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.offer p { margin: 0; color: var(--text-soft); font-size: 0.95rem; }
.proof-list { display: grid; gap: 0.75rem; }
.proof { display: block; border-left: 2px solid var(--line); padding: 0.7rem 0.95rem; color: var(--text); transition: border-color 0.15s ease, background 0.15s ease; }
.proof:hover { border-color: var(--accent); background: var(--accent-soft); text-decoration: none; }
.proof strong { display: block; font-weight: 600; }
.proof span { color: var(--text-soft); font-size: 0.92rem; }
.facts-strip {
  font-family: var(--font-mono); color: var(--text-soft); font-size: 0.85rem;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 0.8rem 0.25rem; margin: 3.25rem 0;
}

/* Career architecture map per ADR-008 */
.map-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.map-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.career-map { margin: 0; }
.career-map svg { display: block; width: 100%; min-width: 860px; height: auto; }
.sys-box { fill: var(--bg-card); stroke: var(--line); stroke-width: 1; transition: stroke 0.15s ease; }
.sys:hover .sys-box { stroke: var(--accent); }
.sys-name { font-size: 13px; font-weight: 600; fill: var(--text); }
.sys-industry { font-size: 10px; fill: var(--text-soft); }
.sys-era { font-family: var(--font-mono); font-size: 10px; fill: var(--text-soft); }
.sys-role text { font-size: 11px; fill: var(--accent); }
.sys-role:hover text, .sys-role:focus text { text-decoration: underline; }
.map-axis { stroke: var(--line); stroke-width: 1; }
.lane-caption { font-family: var(--font-mono); font-size: 10px; fill: var(--text-soft); letter-spacing: 0.08em; }
.vehicle rect { fill: var(--accent-soft); stroke: var(--line); stroke-dasharray: 4 3; }
.veh-name { font-size: 11px; font-weight: 600; fill: var(--text); }
.veh-years { font-family: var(--font-mono); font-size: 9.5px; fill: var(--text-soft); }
.axis-year { font-family: var(--font-mono); font-size: 10px; fill: var(--text-soft); }
.early-row text { font-size: 10.5px; }
.earlier-box { fill: none; stroke: var(--line); stroke-dasharray: 4 3; }
.mini-link .sys-box { transition: stroke 0.15s ease; }
.mini-link:hover .sys-box, .mini-link:focus .sys-box { stroke: var(--accent); }
.veh-sub { font-size: 9px; fill: var(--text-soft); }

/* Command palette per ADR-010 */
.cmdk-chip {
  background: none; border: 1px solid var(--line); border-radius: 999px;
  color: var(--text-soft); cursor: pointer; padding: 0.2rem 0.6rem; line-height: 1.4;
}
.cmdk-chip:hover { border-color: var(--accent); color: var(--accent); }
.cmdk-chip kbd { font-family: var(--font-mono); font-size: 0.75rem; }
#cmdk {
  border: 1px solid var(--line); border-radius: 12px; padding: 0;
  background: var(--bg-card); color: var(--text);
  width: min(34rem, 92vw); box-shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}
#cmdk::backdrop { background: rgba(0, 0, 0, 0.45); backdrop-filter: blur(2px); }
#cmdk-input {
  width: 100%; box-sizing: border-box; border: 0; border-bottom: 1px solid var(--line);
  background: none; color: var(--text); font: inherit; padding: 0.9rem 1rem; outline: none;
}
#cmdk-list { list-style: none; margin: 0; padding: 0.4rem; max-height: 50vh; overflow-y: auto; }
#cmdk-list li {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  color: var(--text); font: inherit;
  text-align: left; padding: 0.55rem 0.7rem; border-radius: 8px; cursor: pointer;
}
#cmdk-list li.active, #cmdk-list li:hover { background: var(--accent-soft); }
#cmdk-list kbd { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-soft); }

/* Scroll-driven reveals per ADR-009 */
@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .entry, .client-band, .talk {
      animation: rise-in 1ms linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 70%;
    }
    .timeline::before {
      transform-origin: top center;
      animation: draw-line 1ms linear both;
      animation-timeline: view();
      animation-range: cover 0% cover 85%;
    }
  }
}
@keyframes rise-in { from { opacity: 0; translate: 0 22px; } to { opacity: 1; translate: 0 0; } }
@keyframes draw-line { from { transform: scaleY(0); } to { transform: scaleY(1); } }

/* Skills Tier 1 — expandable evidence panels per ADR-003 */
.core-skills { margin: 0 0 2rem; }
.core-skill { border-bottom: 1px solid var(--line); }
.core-skill:first-of-type { border-top: 1px solid var(--line); }
.core-skill > summary {
  display: grid;
  grid-template-areas: "num head meta chev";
  grid-template-columns: auto 1fr auto auto;
  gap: 0.2rem 1.1rem; align-items: center;
  padding: 0.85rem 0.5rem; cursor: pointer; list-style: none;
  transition: background 0.15s ease;
}
.core-skill > summary::-webkit-details-marker { display: none; }
.core-skill > summary:hover, .core-skill[open] > summary { background: var(--accent-soft); }
.core-num {
  grid-area: num; font-family: var(--font-mono); font-size: clamp(1.4rem, 3.3vw, 1.95rem); font-weight: 600;
  color: var(--accent); opacity: 0.4; line-height: 1;
  font-variant-numeric: tabular-nums; transition: opacity 0.15s ease;
}
.core-skill[open] .core-num { opacity: 0.85; }
.core-head { grid-area: head; display: flex; flex-direction: column; gap: 0.1rem; min-width: 0; }
.core-name { margin: 0; font-size: clamp(1.2rem, 2.6vw, 1.55rem); font-weight: 700; line-height: 1.25; }
.core-evidence { color: var(--text-soft); font-size: 0.92rem; }
.core-meta { grid-area: meta; font-family: var(--font-mono); color: var(--text-soft); font-size: 0.78rem; white-space: nowrap; }
.core-chevron {
  grid-area: chev; width: 0.55rem; height: 0.55rem; justify-self: end;
  border-right: 2px solid var(--text-soft); border-bottom: 2px solid var(--text-soft);
  transform: rotate(45deg); transition: transform 0.2s ease;
}
.core-skill[open] .core-chevron { transform: rotate(-135deg); }
.core-panel { padding: 0.15rem 0.5rem 1.2rem; }
.panel-label {
  margin: 0 0 0.5rem; font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-soft);
}
.panel-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }
.panel-list a {
  display: flex; flex-direction: column; gap: 0.05rem;
  padding: 0.5rem 0.75rem; border-left: 2px solid var(--line);
  color: var(--text); transition: border-color 0.15s ease, background 0.15s ease;
}
.panel-list a:hover { border-color: var(--accent); background: var(--accent-soft); text-decoration: none; }
.panel-list .panel-static {
  display: flex; flex-direction: column; gap: 0.05rem;
  padding: 0.5rem 0.75rem; border-left: 2px solid var(--line); color: var(--text);
}
.panel-list strong { font-weight: 600; }
.panel-list span { font-family: var(--font-mono); color: var(--text-soft); font-size: 0.78rem; }
@supports (interpolate-size: allow-keywords) {
  :root { interpolate-size: allow-keywords; }
  .core-skill::details-content {
    block-size: 0; overflow-y: clip;
    transition: block-size 0.25s ease, content-visibility 0.25s allow-discrete;
  }
  .core-skill[open]::details-content { block-size: auto; }
}
@media (prefers-reduced-motion: reduce) {
  .core-skill::details-content, .core-chevron, .core-skill > summary, .core-num { transition: none; }
}
.skill-inventory {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(19rem, 100%), 1fr));
  gap: 0.9rem 2.5rem; align-items: start;
}
.inv-group h3 {
  margin: 0 0 0.15rem; font-size: 0.8rem; font-weight: 600;
  color: var(--text-soft); text-transform: uppercase; letter-spacing: 0.08em;
}
.inv-group p { margin: 0 0 0.6rem; font-size: 0.92rem; color: var(--text-soft); line-height: 1.55; }

/* Anchor-flash when arriving from a skill panel link */
.entry:target::before { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.entry:target > h4 { color: var(--accent); }

/* Timeline */
.timeline { position: relative; padding-left: 1.6rem; }
.timeline::before {
  content: ""; position: absolute; left: 0.35rem; top: 0.4rem; bottom: 0.4rem;
  width: 2px; background: var(--line);
}
.entry { position: relative; margin-bottom: 2.2rem; }
.entry::before {
  content: ""; position: absolute; left: -1.6rem; top: 0.45rem;
  width: 0.75rem; height: 0.75rem; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg);
}
.entry h4 { margin: 0; font-size: 1.1rem; }
.client-band {
  margin: 2.2rem 0 1.2rem; font-size: 1rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em;
  display: flex; align-items: baseline; gap: 0.75rem; flex-wrap: wrap;
}
.timeline > .client-band:first-child { margin-top: 0; }
.client-band .band-meta {
  font-family: var(--font-mono); font-weight: 400; color: var(--text-soft); font-size: 0.78rem;
  text-transform: none; letter-spacing: 0;
}
.timeline-earlier > summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 0.6rem;
}
.timeline-earlier > summary::-webkit-details-marker { display: none; }
.timeline-earlier > summary .client-band { margin-bottom: 0; }
.timeline-earlier > summary .core-chevron { flex-shrink: 0; }
.timeline-earlier[open] > summary .core-chevron { transform: rotate(-135deg); }
.timeline-earlier[open] > summary { margin-bottom: 1.2rem; }
.entry .meta { font-family: var(--font-mono); color: var(--text-soft); font-size: 0.84rem; margin: 0.1rem 0 0.5rem; }
.entry p { margin: 0.5rem 0; }
.tech { font-family: var(--font-mono); color: var(--text-soft); font-size: 0.8rem; margin-top: 0.5rem; }
.tech strong { color: var(--text); font-weight: 600; }

/* Employment strip */
.employment { display: grid; gap: 0.5rem; padding: 0; margin: 0; list-style: none; }
.employment li {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 8px;
  padding: 0.6rem 1rem;
}
.employment .dates { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-soft); }

/* Talks */
.talks { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1rem; }
.talk {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: 10px;
  padding: 1rem 1.1rem; box-shadow: var(--shadow);
}
.talk h3 { margin: 0; font-size: 1rem; }
.talk .meta { font-family: var(--font-mono); color: var(--text-soft); font-size: 0.8rem; margin: 0.15rem 0 0.4rem; }
.talk p { margin: 0.3rem 0 0; font-size: 0.95rem; }

/* Education */
.edu-list { padding-left: 1.2rem; margin: 0; }
.edu-list li { margin: 0.35rem 0; }
.edu-note { color: var(--text-soft); font-size: 0.95rem; }

footer {
  border-top: 1px solid var(--line); margin-top: 4rem;
  padding: 1.5rem 1.25rem 2.5rem; text-align: center; color: var(--text-soft); font-size: 0.9rem;
}

@media (max-width: 40rem) {
  .hero { gap: 1.5rem; padding-top: 2rem; }
  .hero-photo { width: 130px; height: 173px; }
  .nav-inner { flex-wrap: wrap; row-gap: 0.1rem; }
  .nav-links {
    order: 3; width: 100%; flex-wrap: nowrap; overflow-x: auto;
    -webkit-overflow-scrolling: touch; padding-bottom: 0.25rem;
  }
  .nav-links a { white-space: nowrap; }
  .core-skill > summary {
    grid-template-areas: "num head chev" "num meta chev";
    grid-template-columns: auto 1fr auto;
  }
  .core-meta { justify-self: start; font-size: 0.8rem; }
}

@media print {
  nav, #theme-toggle, .skip-link, .core-chevron, #cmdk, .cmdk-chip, .cta-row, .lang-toggle { display: none; }
  .map-scroll { overflow: visible; }
  .career-map svg { min-width: 0; }
  .core-skill::details-content, .timeline-earlier::details-content { content-visibility: visible; }
  body { background: #fff; color: #000; font-size: 10.5pt; }
  .core-skill, .core-skill > summary { border: none; background: none; padding: 0.15rem 0; }
  .core-num { color: #000; opacity: 0.5; font-size: 13pt; }
  .core-name { font-size: 11.5pt; }
  .core-panel { padding: 0 0 0.4rem; }
  .panel-list a { border: none; padding: 0.1rem 0; color: #000; }
  .talk, .employment li { border: none; box-shadow: none; padding: 0.2rem 0; }
  .timeline::before, .entry::before { display: none; }
  .timeline { padding-left: 0; }
  section { margin-top: 1.5rem; }
  .hero { padding-top: 0; }
  a { color: #000; }
}