/* ─── Tokens ────────────────────────────────────────────────────────────
   Deliberately single-theme. The concept is signal in the dark; a light
   palette would undo it. Every colour is painted explicitly so the page
   holds on any host ground.                                              */
:root{
  --ground:#070A10;
  --ground-2:#0A0F17;
  --surface:#0E1520;
  --surface-2:#121B27;
  --line:#1C2735;
  --line-soft:#151E2A;
  --ink:#E9EEF5;
  --ink-2:#B4C1D1;
  --muted:#7A8899;
  --muted-2:#4E5C6E;
  --accent:#4FC8E6;
  --accent-soft:rgba(79,200,230,.13);
  --warm:#E7A24A;

  --f-display:'Archivo','Helvetica Neue',Arial,sans-serif;
  --f-body:'IBM Plex Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --f-mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;

  --pad:clamp(1.25rem,4vw,2.5rem);
  --maxw:1120px;
}
*,*::before,*::after{box-sizing:border-box;}

body{
  margin:0;
  background:var(--ground);
  color:var(--ink);
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

a{color:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px;}

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);}

/* ─── Shared type ─────────────────────────────────────────────────────── */
.label{
  font-family:var(--f-mono);
  font-size:.6875rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}
.label .dot{color:var(--accent);transition:color .5s ease;}

h1,h2,h3{font-family:var(--f-display);margin:0;text-wrap:balance;}
h2{
  font-size:clamp(1.5rem,3.2vw,2.15rem);
  font-weight:700;
  letter-spacing:-.025em;
  line-height:1.1;
}
h3{font-size:1.0625rem;font-weight:600;letter-spacing:-.01em;line-height:1.3;}
p{margin:0;}

/* ─── Top bar ─────────────────────────────────────────────────────────── */
.topbar{
  position:sticky;top:0;z-index:60;
  background:rgba(7,10,16,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease,background .3s ease;
}
.topbar.stuck{border-bottom-color:var(--line-soft);background:rgba(7,10,16,.9);}
.topbar-in{
  max-width:var(--maxw);margin:0 auto;padding:.85rem var(--pad);
  display:flex;align-items:center;gap:1.5rem;
}
.brand{
  font-family:var(--f-display);font-weight:700;font-size:.95rem;
  letter-spacing:-.01em;text-decoration:none;display:flex;align-items:center;gap:.6rem;
}
.brand .glyph{
  width:9px;height:9px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft);
  transition:background .5s ease,box-shadow .5s ease;
}
.navlinks{margin-left:auto;display:flex;gap:1.4rem;align-items:center;}
.navlinks a{
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);text-decoration:none;transition:color .2s ease;
}
.navlinks a:hover{color:var(--ink);}
@media (max-width:720px){.navlinks a:not(.nav-cta){display:none;}}
.nav-cta{
  color:var(--ink)!important;border:1px solid var(--line);
  padding:.45rem .85rem;border-radius:100px;
  transition:border-color .25s ease,background .25s ease,color .25s ease;
}
.nav-cta:hover{border-color:var(--accent);background:var(--accent-soft);}

/* ─── Hero ────────────────────────────────────────────────────────────── */
.hero{position:relative;isolation:isolate;padding-block:clamp(3.5rem,9vw,6.5rem) clamp(2rem,4vw,3rem);}
#topo{
  position:absolute;inset:0;width:100%;height:100%;
  z-index:-1;pointer-events:none;
  mask-image:radial-gradient(115% 90% at 62% 42%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(115% 90% at 62% 42%,#000 30%,transparent 78%);
}
@media (max-width:820px){#topo{opacity:.45;}}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:45%;z-index:-1;
  background:linear-gradient(to bottom,transparent,var(--ground));
  pointer-events:none;
}
.hero-in{max-width:min(var(--maxw),100%);margin:0 auto;padding-inline:var(--pad);}
.hero-copy{max-width:44rem;}
.hero .label{display:block;margin-bottom:1.4rem;}

.display{
  font-family:var(--f-display);
  font-weight:800;
  font-size:clamp(2.9rem,8.6vw,5.75rem);
  line-height:.93;
  letter-spacing:-.04em;
  margin:0 0 1.1rem;
}
.display .ln{display:block;overflow:hidden;padding-bottom:.02em;}
.display .ln > span{
  display:block;
  animation:lineUp .95s cubic-bezier(.22,.61,.36,1) both;
}
.display .ln:nth-child(1) > span{animation-delay:140ms;}
.display .ln:nth-child(2) > span{animation-delay:250ms;}
@keyframes lineUp{from{transform:translateY(105%);}to{transform:none;}}

.role{
  font-family:var(--f-mono);
  font-size:clamp(.85rem,1.6vw,1rem);
  letter-spacing:.06em;
  color:var(--accent);
  min-height:1.6em;
  transition:color .5s ease;
  margin-bottom:1.4rem;
}
.lede{
  font-size:clamp(1.02rem,1.5vw,1.18rem);
  line-height:1.62;
  color:var(--ink-2);
  max-width:38rem;
  margin-bottom:2.1rem;
}
.lede b{color:var(--ink);font-weight:600;}

.cta-row{display:flex;flex-wrap:wrap;gap:.7rem;align-items:center;}
.btn{
  font-family:var(--f-body);font-size:.9rem;font-weight:500;
  text-decoration:none;padding:.72rem 1.35rem;border-radius:100px;
  display:inline-flex;align-items:center;gap:.55rem;
  border:1px solid var(--line);color:var(--ink);
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{
  background:var(--accent);border-color:var(--accent);color:#05090E;font-weight:600;
  transition:background .5s ease,border-color .5s ease,transform .25s ease,filter .25s ease;
}
.btn-primary:hover{filter:brightness(1.08);}
.btn-ghost:hover{border-color:var(--accent);background:var(--accent-soft);}

/* ─── Persona rail ────────────────────────────────────────────────────── */
.rail-sec{padding-top:clamp(1rem,3vw,2rem);}
.rail-head{display:flex;align-items:baseline;gap:.9rem;margin-bottom:1rem;flex-wrap:wrap;}
.rail{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:.5rem;
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  padding:.5rem 0;
}
@media (max-width:760px){.rail{grid-template-columns:repeat(2,minmax(0,1fr));}}
.persona{
  appearance:none;background:none;border:1px solid transparent;
  border-radius:10px;cursor:pointer;text-align:left;
  padding:.8rem .85rem;
  display:flex;gap:.7rem;align-items:flex-start;
  font-family:var(--f-body);color:var(--muted);
  transition:color .25s ease,background .25s ease,border-color .25s ease;
}
.persona:hover{color:var(--ink-2);background:var(--surface);}
.persona .pnode{
  flex:0 0 auto;width:8px;height:8px;border-radius:50%;margin-top:.45rem;
  background:var(--muted-2);
  transition:background .3s ease,box-shadow .3s ease;
}
.persona .pname{display:block;font-size:.9rem;font-weight:600;letter-spacing:-.01em;line-height:1.25;}
.persona .pmeta{display:block;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin-top:.3rem;}
.persona[aria-selected="true"]{color:var(--ink);background:var(--surface);border-color:var(--line);}
.persona[aria-selected="true"] .pnode{background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);}
.persona[aria-selected="true"] .pmeta{color:var(--accent);}

/* ─── Sections ────────────────────────────────────────────────────────── */
section{scroll-margin-top:6.5rem;}
/* padding-block, NOT the shorthand. Every section here is `class="wrap sec"`,
   and `padding: X 0` also sets padding-inline:0 — which beats .wrap's
   padding-inline at equal specificity purely because .sec is declared later.
   The result is text flush to the edge of the screen, with no overflow to
   give it away. Measure the gutter, not just scrollWidth. */
.sec{padding-block:clamp(3.25rem,7vw,5.5rem);}
.sec-head{margin-bottom:2.2rem;}
.sec-head .label{display:block;margin-bottom:.8rem;}
.sec-note{color:var(--muted);font-size:.95rem;margin-top:.7rem;max-width:34rem;}

/* ─── Metrics ─────────────────────────────────────────────────────────── */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line-soft);
}
@media (max-width:760px){.metrics{grid-template-columns:repeat(2,1fr);}}
.metric{
  padding:1.5rem 1.25rem 1.5rem 0;
  border-bottom:1px solid var(--line-soft);
}
.metric .n{
  font-family:var(--f-display);font-weight:700;
  font-size:clamp(1.9rem,4.2vw,2.7rem);
  letter-spacing:-.03em;line-height:1;
  color:var(--warm);
  font-variant-numeric:tabular-nums;
}
.metric .k{
  display:block;margin-top:.55rem;
  font-family:var(--f-mono);font-size:.68rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);
}

/* ─── Capability grid ─────────────────────────────────────────────────── */
.caps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:.7rem;}
@media (max-width:1000px){.caps{grid-template-columns:repeat(3,minmax(0,1fr));}}
@media (max-width:720px){.caps{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:500px){.caps{grid-template-columns:1fr;}}
.cap{
  background:var(--ground-2);
  border:1px solid var(--line-soft);
  border-radius:12px;
  padding:1.25rem 1.05rem 1.35rem;
}
.cap h3{margin-bottom:.9rem;}
.cap h3 .cnum{font-family:var(--f-mono);font-size:.7rem;color:var(--muted-2);margin-right:.55rem;font-weight:400;}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;}
.chip{
  font-family:var(--f-mono);font-size:.7rem;letter-spacing:.03em;
  padding:.32rem .6rem;border-radius:6px;
  background:var(--surface-2);color:var(--muted);
  border:1px solid transparent;
  transition:color .35s ease,background .35s ease,border-color .35s ease,opacity .35s ease;
}
.chip.hot{color:var(--ink);background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 32%,transparent);}
.chip.cold{opacity:.42;}

/* ─── Timeline ────────────────────────────────────────────────────────── */
.tl{position:relative;padding-left:0;}
.job{
  display:grid;
  grid-template-columns:8.5rem 1fr;
  gap:0 2rem;
  position:relative;
  padding:0 0 2.6rem 0;
}
.job::before{
  content:"";position:absolute;left:calc(8.5rem + 1rem - .5px);top:.65rem;bottom:-.65rem;
  width:1px;background:var(--line);
}
.job:last-child::before{display:none;}
.job::after{
  content:"";position:absolute;left:calc(8.5rem + 1rem - 3.5px);top:.5rem;
  width:7px;height:7px;border-radius:50%;
  background:var(--muted-2);
  transition:background .4s ease,box-shadow .4s ease;
}
.job.now::after{background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);}
.job-when{
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;
  color:var(--muted);text-align:right;padding-top:.2rem;
  font-variant-numeric:tabular-nums;
}
.job-body{padding-left:2rem;}
.job-org{
  font-family:var(--f-display);font-weight:700;font-size:1.15rem;
  letter-spacing:-.02em;line-height:1.25;margin-bottom:.15rem;
}
.job-title{
  font-family:var(--f-mono);font-size:.75rem;letter-spacing:.07em;
  color:var(--accent);margin-bottom:.85rem;transition:color .5s ease;
}
.job-title .where{color:var(--muted);}
.job ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:.5rem;}
.job li{
  position:relative;padding-left:1.05rem;
  color:var(--ink-2);font-size:.94rem;line-height:1.6;
}
.job li::before{
  content:"";position:absolute;left:0;top:.68em;
  width:5px;height:1px;background:var(--muted-2);
}
@media (max-width:720px){
  .job{grid-template-columns:1fr;gap:.55rem;}
  .job::before{left:2.5px;top:1.9rem;}
  .job::after{left:0;top:1.75rem;}
  .job-when{text-align:left;padding-top:0;}
  .job-body{padding-left:0;padding-top:.1rem;}
}

.flag{
  display:inline-flex;align-items:center;gap:.4rem;
  font-family:var(--f-mono);font-size:.63rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--warm);border:1px dashed color-mix(in srgb,var(--warm) 45%,transparent);
  padding:.15rem .5rem;border-radius:5px;margin-left:.5rem;vertical-align:middle;
  white-space:nowrap;
}

/* ─── Earlier / creds ─────────────────────────────────────────────────── */
.panel{
  background:var(--ground-2);border:1px solid var(--line-soft);
  border-radius:14px;padding:1.5rem 1.4rem;
}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem;}
.creds{display:flex;flex-direction:column;gap:.7rem;margin-top:1rem;}
.cred{display:flex;gap:.75rem;align-items:baseline;font-size:.92rem;color:var(--ink-2);}
.cred .abbr{
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;
  color:var(--accent);flex:0 0 4.6rem;transition:color .5s ease;
}
.edu-deg{font-family:var(--f-display);font-weight:700;font-size:1.05rem;letter-spacing:-.015em;}
.edu-meta{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em;color:var(--muted);margin-top:.35rem;}

/* ─── Contact ─────────────────────────────────────────────────────────── */
.contact{
  border-top:1px solid var(--line-soft);
  /* same trap as .sec — #contact is `class="wrap contact"` */
  padding-block:clamp(3rem,6vw,4.5rem) clamp(2rem,4vw,3rem);
}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2.5rem;align-items:start;}
.contact h2{margin-bottom:.9rem;}
.clist{display:flex;flex-direction:column;gap:.9rem;margin-top:.4rem;}
.crow{display:flex;flex-direction:column;gap:.15rem;}
.crow .ck{font-family:var(--f-mono);font-size:.65rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted-2);}
.crow a,.crow span{
  font-size:1.02rem;color:var(--ink);text-decoration:none;
  border-bottom:1px solid var(--line);padding-bottom:2px;width:fit-content;
  transition:border-color .25s ease,color .25s ease;
}
.crow a:hover{border-color:var(--accent);color:var(--accent);}

footer{
  border-top:1px solid var(--line-soft);
  padding:1.5rem 0 2.5rem;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
}
footer .label{font-size:.65rem;}

/* ─── Reveal ──────────────────────────────────────────────────────────── */
.rv{opacity:0;transform:translateY(14px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1);}
.rv.in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;}
  .rv{opacity:1;transform:none;}
}