/* ============================================================
   Alexandre Moreau — personal site
   Monochrome · IBM Plex · light/dark · carries résumé DNA
   ============================================================ */
:root {
  --bg: #ffffff;
  --surface: #f7f6f4;
  --surface-2: #f0efec;
  --ink: #141414;
  --ink-2: #4a4a48;
  --ink-3: #8a8a86;
  --line: #e6e4df;
  --line-strong: #d4d2cc;
  --chip-bg: #f4f3f1;
  --chip-bd: #e3e1db;
  --btn-bg: #141414;
  --btn-ink: #ffffff;
  --shadow: 0 18px 50px -16px rgba(0,0,0,.22);
  --signal: #1f8a5b;
  --nav-h: 62px;
  --maxw: 1080px;
}
[data-theme="dark"] {
  --bg: #0d0d0f;
  --surface: #151518;
  --surface-2: #1b1b1f;
  --ink: #f2f1ee;
  --ink-2: #b9b8b3;
  --ink-3: #84837c;
  --line: #26262b;
  --line-strong: #34343a;
  --chip-bg: #1c1c20;
  --chip-bd: #2d2d33;
  --btn-bg: #f2f1ee;
  --btn-ink: #0d0d0f;
  --shadow: 0 18px 50px -16px rgba(0,0,0,.65);
  --signal: #35b97e;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .35s ease, color .35s ease;
}
a { color: inherit; text-decoration: none; }
::selection { background: var(--ink); color: var(--bg); }
.mono { font-family: "IBM Plex Mono", monospace; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand { display: flex; align-items: center; gap: 11px; cursor: pointer; }
.brand-mark {
  width: 30px; height: 30px; display: grid; place-items: center;
  background: var(--ink); color: var(--bg);
  font-family: "IBM Plex Mono", monospace; font-weight: 600; font-size: 13px;
  border-radius: 7px; letter-spacing: 0.02em;
}
.brand-name { font-weight: 600; font-size: 15px; letter-spacing: -0.01em; }
.brand-role { font-family: "IBM Plex Mono", monospace; font-size: 10px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.12em; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  font-family: "IBM Plex Mono", monospace; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--ink-3); padding: 7px 12px; border-radius: 7px; cursor: pointer;
  transition: color .18s, background .18s;
}
.nav-link:hover { color: var(--ink); background: var(--surface); }
.nav-link.active { color: var(--ink); }
.nav-link.active::after { content: ""; display: block; height: 2px; background: var(--ink); margin-top: 5px; border-radius: 2px; animation: underline .25s ease; }
@keyframes underline { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.nav-tools { display: flex; align-items: center; gap: 8px; }
.kbtn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-3);
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 10px; cursor: pointer; transition: border-color .18s, color .18s;
}
.kbtn:hover { color: var(--ink); border-color: var(--line-strong); }
.kbtn kbd { font-family: inherit; background: var(--bg); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; font-size: 10px; }
.icon-btn {
  width: 36px; height: 36px; display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px;
  cursor: pointer; color: var(--ink-2); transition: border-color .18s, color .18s;
}
.icon-btn:hover { color: var(--ink); border-color: var(--line-strong); }
.lang-toggle { display: inline-flex; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.lang-opt {
  font-family: "IBM Plex Mono", monospace; font-size: 11px; letter-spacing: 0.04em;
  color: var(--ink-3); background: transparent; border: none; cursor: pointer;
  padding: 7px 9px; transition: color .18s, background .18s;
}
.lang-opt:hover { color: var(--ink); }
.lang-opt.on { color: var(--btn-ink); background: var(--btn-bg); }

/* ---------- page / sections ---------- */
.page { min-height: calc(100vh - var(--nav-h)); padding: 0 0 96px; }
.eyebrow {
  font-family: "IBM Plex Mono", monospace; font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.16em; color: var(--ink-3); display: flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--line-strong); }
.section { padding-top: 60px; }
.section-title { font-size: 13px; }

/* ---------- hero ---------- */
.hero { padding: 76px 0 32px; }
.hero h1 {
  margin: 18px 0 0; font-weight: 600; letter-spacing: -0.03em; line-height: 0.98;
  font-size: clamp(46px, 8vw, 104px);
}
.hero-sub { margin-top: 18px; font-size: clamp(17px, 2vw, 22px); color: var(--ink-2); max-width: 620px; line-height: 1.45; }
.term {
  margin-top: 30px; font-family: "IBM Plex Mono", monospace; font-size: 14px;
  color: var(--ink-2); display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 11px 15px;
  white-space: nowrap;
}
.term .prompt { color: var(--ink-3); }
.term .typed { color: var(--ink); }
.term .caret { width: 8px; height: 16px; background: var(--ink); display: inline-block; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero-cta { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: "IBM Plex Mono", monospace; font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em;
  padding: 13px 18px; border-radius: 10px; cursor: pointer; border: 1px solid transparent;
  transition: transform .14s, background .18s, border-color .18s, color .18s;
}
.btn-solid { background: var(--btn-bg); color: var(--btn-ink); }
.btn-solid:hover { transform: translateY(-2px); }
.btn-ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { background: var(--surface); transform: translateY(-2px); }
.avail { display: inline-flex; align-items: center; gap: 8px; font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-2); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 0 var(--signal); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 55%, transparent); } 70% { box-shadow: 0 0 0 7px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }

/* ---------- now / meta strip ---------- */
.now-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.now-cell { background: var(--bg); padding: 22px 22px 24px; }
.now-k { font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-3); }
.now-v { margin-top: 8px; font-size: 19px; font-weight: 600; letter-spacing: -0.01em; }
.now-d { margin-top: 3px; font-size: 13px; color: var(--ink-2); }

/* ---------- cards / ventures ---------- */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 28px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 24px; cursor: pointer; position: relative; overflow: hidden;
  transition: transform .18s, border-color .18s, background .18s;
}
.card:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.card-name { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; }
.card-tag { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-3); }
.card-url { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-2); border-bottom: 1px solid var(--line-strong); }
.card-url.muted { color: var(--ink-3); border: none; }
.card-desc { margin-top: 12px; color: var(--ink-2); font-size: 14.5px; line-height: 1.55; }
.placeholder { font-style: italic; color: var(--ink-3); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.chip { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-2); background: var(--chip-bg); border: 1px solid var(--chip-bd); padding: 3px 9px; border-radius: 6px; }
.card-more { margin-top: 16px; font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-3); display: flex; align-items: center; gap: 7px; }
.detail { overflow: hidden; transition: max-height .4s ease; }
.detail-inner { padding-top: 16px; margin-top: 16px; border-top: 1px solid var(--line); color: var(--ink-2); font-size: 14.5px; line-height: 1.6; }
.detail-row { display: flex; gap: 10px; margin-bottom: 7px; }
.detail-row .k { font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); min-width: 78px; padding-top: 2px; }

/* ---------- timeline ---------- */
.timeline { margin-top: 30px; border-left: 2px solid var(--line); }
.tl-item { position: relative; padding: 0 0 6px 32px; }
.tl-item::before { content: ""; position: absolute; left: -7px; top: 22px; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); border: 2px solid var(--line-strong); transition: background .2s, border-color .2s; }
.tl-item.open::before, .tl-item:hover::before { background: var(--ink); border-color: var(--ink); }
.tl-item.is-break::before { width: 8px; height: 8px; left: -5px; top: 24px; border-style: dotted; }
.tl-head { display: flex; align-items: baseline; gap: 14px; padding: 16px 0; cursor: pointer; border-bottom: 1px solid var(--line); }
.tl-period { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-3); min-width: 132px; }
.tl-role { font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.tl-at { color: var(--ink-3); margin: 0 6px; font-family: "IBM Plex Mono", monospace; }
.tl-company { font-size: 18px; font-weight: 600; }
.tl-item.is-break .tl-role, .tl-item.is-break .tl-company { font-weight: 500; color: var(--ink-3); }
.tl-chev { margin-left: auto; color: var(--ink-3); transition: transform .25s; font-family: "IBM Plex Mono", monospace; }
.tl-item.open .tl-chev { transform: rotate(90deg); }
.tl-blurb { font-size: 13.5px; color: var(--ink-3); margin-top: 2px; }
.tl-body { overflow: hidden; max-height: 0; transition: max-height .4s ease; }
.tl-body-inner { padding: 14px 0 22px; }
.tl-bullets { margin: 0; padding-left: 18px; color: var(--ink-2); }
.tl-bullets li { margin-bottom: 7px; font-size: 14.5px; line-height: 1.55; }

/* ---------- skills matrix ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 36px; margin-top: 28px; }
.skill-row { border-top: 1px solid var(--line); padding-top: 12px; }
.skill-g { font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-3); margin-bottom: 10px; }

/* ---------- about / résumé embed ---------- */
.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; margin-top: 28px; }
.lead { font-size: 20px; line-height: 1.55; letter-spacing: -0.01em; }
.lead + .lead { margin-top: 18px; color: var(--ink-2); font-size: 17px; }
.facts { margin-top: 4px; }
.fact { padding: 14px 0; border-top: 1px solid var(--line); }
.fact-k { font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-3); }
.fact-v { margin-top: 4px; font-size: 15px; color: var(--ink); }
.resume-embed { margin-top: 36px; }
.resume-frame {
  background: var(--surface-2); border: 1px solid var(--line); border-radius: 16px;
  padding: 26px; display: flex; flex-direction: column; align-items: center; gap: 20px;
}
.resume-scaler { transform-origin: top center; box-shadow: var(--shadow); border-radius: 2px; overflow: hidden; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 40px 0 60px; margin-top: 40px; }
.footer .wrap { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: flex-end; }
.foot-links { display: flex; gap: 18px; font-family: "IBM Plex Mono", monospace; font-size: 13px; color: var(--ink-2); }
.foot-links a:hover { color: var(--ink); }
.foot-note { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-3); }

/* ---------- command palette ---------- */
.palette-overlay {
  position: fixed; inset: 0; z-index: 90; display: flex; justify-content: center; align-items: flex-start;
  padding-top: 14vh; background: color-mix(in srgb, #000 38%, transparent);
  backdrop-filter: blur(4px); animation: fade .15s ease;
}
@keyframes fade { from { opacity: 0; } }
.palette {
  width: min(560px, 92vw); background: var(--bg); border: 1px solid var(--line-strong);
  border-radius: 16px; box-shadow: var(--shadow); overflow: hidden; animation: pop .16s ease;
}
@keyframes pop { from { transform: translateY(-8px) scale(.98); opacity: .6; } }
.palette-input { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.palette-input span { font-family: "IBM Plex Mono", monospace; color: var(--ink-3); }
.palette-input input { flex: 1; border: none; outline: none; background: transparent; color: var(--ink); font-family: "IBM Plex Sans", sans-serif; font-size: 16px; }
.palette-list { max-height: 50vh; overflow-y: auto; padding: 8px; }
.palette-group { font-family: "IBM Plex Mono", monospace; font-size: 10px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-3); padding: 10px 12px 6px; }
.palette-item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 9px; cursor: pointer; }
.palette-item .pi-ico { width: 22px; color: var(--ink-3); font-family: "IBM Plex Mono", monospace; font-size: 13px; }
.palette-item .pi-label { font-size: 14.5px; }
.palette-item .pi-hint { margin-left: auto; font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--ink-3); }
.palette-item.active { background: var(--surface); }
.palette-item.active .pi-ico { color: var(--ink); }
.palette-foot { display: flex; gap: 16px; padding: 10px 16px; border-top: 1px solid var(--line); font-family: "IBM Plex Mono", monospace; font-size: 10.5px; color: var(--ink-3); }

/* ---------- reveal on scroll ---------- */
/* Base state is VISIBLE so content never depends on the animation clock.
   The entrance animates from hidden -> visible only when .in is added. */
.reveal { opacity: 1; }
.reveal.in { animation: revealIn .6s cubic-bezier(.2,.6,.2,1) both; }
@keyframes revealIn { from { transform: translateY(18px); } to { transform: none; } }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  :root { --maxw: 100%; }
  .wrap { padding: 0 22px; }
  .now-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 30px; }
  .skills-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 26px; }
  .section { padding-top: 46px; }
  .tl-head { flex-wrap: wrap; gap: 6px 14px; }
  .tl-period { min-width: 100%; order: -1; }
}
@media (max-width: 680px) {
  .wrap { padding: 0 18px; }
  /* two-row nav: brand + tools on top, full-width links below (always all visible) */
  .nav { height: auto; }
  .nav .wrap { flex-wrap: wrap; row-gap: 9px; padding-top: 11px; padding-bottom: 11px; }
  .brand { order: 1; }
  .nav-tools { order: 2; }
  .nav-links { order: 3; width: 100%; justify-content: space-between; gap: 2px; margin: 0; }
  .brand-role { display: none; }
  .kbtn { display: none; }            /* ⌘K isn't reachable on touch */
  .nav-link { padding: 6px 8px; font-size: 11px; white-space: nowrap; }
  .nav-link.active::after { margin-top: 4px; }
  .term { font-size: 11.5px; white-space: normal; }
  .hero-cta { gap: 10px; }
  .now-cell { padding: 18px 18px 20px; }
  .card { padding: 20px; }
  .card-name { font-size: 20px; }
  .lead { font-size: 18px; }
  .lead + .lead { font-size: 16px; }
  .resume-frame { padding: 14px; }
  .footer { padding: 32px 0 44px; }
  .footer .wrap { gap: 18px; }
  .palette-overlay { padding-top: 9vh; }
}
@media (max-width: 380px) {
  .nav-tools { gap: 5px; }
  .lang-opt { padding: 7px 7px; }
  .icon-btn { width: 32px; height: 32px; }
  .brand-mark { width: 28px; height: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal.in { animation: none; opacity: 1; transform: none; }
  * { scroll-behavior: auto; }
}