/* ENGINEERING BLUEPRINT — stylesheet */
:root{
  --bg1:#0a2647;
  --bg2:#0e3a6e;
  --ink:#eaf4ff;
  --pale:#8fc1e8;
  --line:rgba(234,244,255,.32);
  --faint:rgba(234,244,255,.14);
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:1rem}
body{
  font-family:var(--sans);
  color:var(--ink);
  line-height:1.65;
  background-color:var(--bg1);
  background-image:
    repeating-linear-gradient(0deg,var(--faint) 0 1px,transparent 1px 28px),
    repeating-linear-gradient(90deg,var(--faint) 0 1px,transparent 1px 28px),
    linear-gradient(155deg,var(--bg1) 0%,var(--bg2) 100%);
  background-attachment:fixed;
}
a{color:var(--pale);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover,a:focus-visible{color:var(--ink)}
.wrap{max-width:1020px;margin:0 auto;padding:0 1.25rem}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:var(--bg2);padding:.5rem 1rem;z-index:20}
.skip:focus{left:0}
:focus-visible{outline:2px dashed var(--pale);outline-offset:3px}

/* ---- drafting frames with registration marks ---- */
.frame{
  position:relative;
  border:1px solid var(--line);
  background:rgba(10,38,71,.42);
  padding:1.5rem;
}
.frame::before,.frame::after{
  content:"+";
  position:absolute;
  font:700 1rem/1 var(--mono);
  color:var(--pale);
}
.frame::before{top:-11px;left:-8px}
.frame::after{bottom:-11px;right:-8px}
.spec{border-style:dashed}

/* ---- annotation / heading type ---- */
.anno{font:600 .72rem/1.5 var(--mono);letter-spacing:.18em;color:var(--pale);text-transform:uppercase}
.sec-title{
  display:flex;align-items:center;justify-content:center;gap:.9rem;
  font:700 clamp(1rem,2.6vw,1.25rem)/1.3 var(--mono);
  letter-spacing:.14em;color:var(--ink);
  margin:3.5rem 0 1.4rem;text-align:center;
}
.sec-title::before{content:"|←————";color:var(--pale);font-weight:400}
.sec-title::after{content:"————→|";color:var(--pale);font-weight:400}
.sub-title{font:700 .8rem/1.5 var(--mono);letter-spacing:.18em;color:var(--pale);margin-bottom:1rem;text-transform:uppercase}
h1{font:800 clamp(1.9rem,6vw,3.2rem)/1.1 var(--sans);letter-spacing:-.01em}
h3{font-size:1.15rem}

/* ---- title block header ---- */
.sheet-head{max-width:1020px;margin:0 auto;padding:1.25rem 1.25rem 0}
.titleblock{
  width:100%;border-collapse:collapse;
  font:.72rem/1.5 var(--mono);letter-spacing:.1em;text-transform:uppercase;
}
.titleblock th,.titleblock td{border:1px solid var(--line);padding:.4rem .6rem;text-align:left}
.titleblock th{color:var(--pale);font-weight:700;background:rgba(143,193,232,.08);width:14%}
.titleblock td{width:36%}

/* ---- nav ---- */
.nav{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;flex-wrap:wrap;gap:.6rem;
  margin-top:1rem;padding:.7rem .9rem;
  border:1px solid var(--line);background:rgba(10,38,71,.9);backdrop-filter:blur(3px);
}
.nav-logo{font:700 .78rem var(--mono);letter-spacing:.16em;text-decoration:none;color:var(--ink)}
.nav-links{display:flex;flex-wrap:wrap;gap:.2rem 1.1rem;list-style:none;margin-left:auto}
.nav-links a{font:600 .72rem var(--mono);letter-spacing:.14em;color:var(--pale);text-decoration:none;padding:.3rem 0;border-bottom:1px dashed transparent}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--ink);border-bottom-color:var(--pale)}
.nav-toggle{
  display:none;margin-left:auto;cursor:pointer;
  font:700 .8rem var(--mono);letter-spacing:.1em;color:var(--pale);
  background:none;border:1px dashed var(--pale);padding:.3rem .6rem;border-radius:4px;
}
@media (max-width:760px){
  html.js .nav-toggle{display:inline-block}
  html.js .nav-links{display:none;width:100%;flex-direction:column;gap:.4rem;padding-top:.5rem;border-top:1px dashed var(--line)}
  html.js .nav.open .nav-links{display:flex}
}

/* ---- hero ---- */
.hero{margin-top:2.5rem}
.hero-frame{display:grid;grid-template-columns:auto 1fr;gap:1.75rem;align-items:center;border:1px solid var(--line)}
.doodle{width:min(240px,42vw);height:auto}
.role{font:700 clamp(.95rem,2.4vw,1.2rem)/1.5 var(--mono);letter-spacing:.1em;color:var(--pale);text-transform:uppercase;margin-top:.5rem}
.loc{font-size:.9rem;color:var(--pale);margin-top:.35rem}
.quick{margin-top:1.4rem;display:flex;flex-wrap:wrap;gap:.8rem}
.stamps{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:1.1rem;justify-content:flex-end;padding-top:.4rem}

/* ---- stamps ---- */
.stamp,.stamp-badge{
  display:inline-block;
  font:800 .72rem/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;
  color:var(--pale);
  border:2px solid var(--pale);border-radius:6px;
  box-shadow:inset 0 0 0 1.5px var(--bg1),inset 0 0 0 3px var(--pale);
  padding:.55rem .85rem;
  transform:rotate(-5deg);
}
.stamp.alt{transform:rotate(3deg);color:var(--ink);border-color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--bg1),inset 0 0 0 3px var(--ink)}
.stamps .stamp:nth-child(3){transform:rotate(-2deg)}

/* ---- about ---- */
.lede{font-size:1.05rem;margin-bottom:.9rem}
.frame p+p{margin-top:.7rem}
.facts{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.2rem}
.facts li{font:.72rem/1.4 var(--mono);letter-spacing:.08em;border:1px dashed var(--line);padding:.35rem .6rem;color:var(--pale)}
.facts .k{color:var(--ink);font-weight:700;margin-right:.4rem}

/* ---- skills ---- */
.spec-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem}
.spec h3{font:700 .74rem/1.5 var(--mono);letter-spacing:.18em;color:var(--pale);margin-bottom:.8rem}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.45rem}
.chips li{font:.74rem/1.4 var(--mono);letter-spacing:.05em;border:1px solid var(--line);padding:.22rem .55rem;background:rgba(143,193,232,.06)}

/* ---- experience / revision log ---- */
.rev{padding:1.1rem 0;border-bottom:1px dashed var(--line)}
.rev:first-child{padding-top:0}
.rev:last-child{border-bottom:0;padding-bottom:0}
.rev-tag{
  display:inline-block;font:700 .66rem/1 var(--mono);letter-spacing:.18em;
  color:var(--ink);border:1px solid var(--pale);border-radius:4px;
  padding:.28rem .5rem;margin-right:.7rem;transform:rotate(-1.5deg);
}
.rev header h3{display:inline}
.rev .meta{font:600 .78rem/1.6 var(--mono);letter-spacing:.08em;color:var(--pale);margin-top:.4rem;text-transform:uppercase}
.rev ul{margin:.7rem 0 0 1.1rem}
.rev li{margin-top:.3rem}
.rev li::marker{content:"—— ";color:var(--pale);font-family:var(--mono)}

/* ---- certifications ---- */
.cert-grid{list-style:none;display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}
.stamp-badge{font-size:.66rem;letter-spacing:.16em;max-width:240px;text-align:center}
.cert-grid li:nth-child(3n){transform:rotate(3deg)}
.cert-grid li:nth-child(3n+1){transform:rotate(-4deg)}
.cert-grid li:nth-child(3n+2){transform:rotate(-1.5deg)}

/* ---- security / achievements ---- */
.duo{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.25rem}
.log{list-style:none}
.log li{position:relative;padding:.55rem 0 .55rem 5.4rem;border-bottom:1px dashed var(--faint);font-size:.92rem}
.log li:last-child{border-bottom:0}
.log-tag{
  position:absolute;left:0;top:.7rem;
  font:700 .64rem/1 var(--mono);letter-spacing:.12em;color:var(--pale);
  border:1px dashed var(--pale);padding:.22rem .35rem;transform:rotate(-2deg);
}

/* ---- contact ---- */
.contact{text-align:center}
.mail{margin:.9rem 0 1.4rem;font:700 clamp(1.1rem,3.4vw,1.7rem)/1.3 var(--mono);letter-spacing:.02em;word-break:break-all}
.contact-links{list-style:none;display:flex;flex-wrap:wrap;gap:.9rem;justify-content:center}

/* ---- buttons ---- */
.btn{
  display:inline-block;font:700 .72rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;
  color:var(--bg1);background:var(--pale);
  border:1px solid var(--pale);padding:.65rem .95rem;text-decoration:none;
}
.btn:hover,.btn:focus-visible{background:var(--ink);border-color:var(--ink);color:var(--bg1)}
.btn.ghost{background:transparent;color:var(--pale);border-style:dashed}
.btn.ghost:hover,.btn.ghost:focus-visible{background:rgba(143,193,232,.12);color:var(--ink);border-color:var(--ink)}

/* ---- footer strip ---- */
.sheet-foot{margin:4rem auto 2rem}
.strip{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;justify-content:space-between;font:.66rem/1.6 var(--mono);letter-spacing:.14em;color:var(--pale);text-transform:uppercase;padding:.8rem 1rem}

/* ---- reveal (JS-enhanced only) ---- */
html.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none;transition:none}
  .stamp,.stamp-badge,.rev-tag,.log-tag{transform:none}
}
@media (max-width:640px){
  .hero-frame{grid-template-columns:1fr}
  .stamps{justify-content:flex-start}
  .titleblock th{width:22%}
  .titleblock td{width:28%}
  .log li{padding-left:0;padding-top:2rem}
  .log-tag{top:.5rem}
}