/* ---- tokens ---- */
:root{
  --paper:#F1ECE1;
  --ink:#1B1F1C;
  --blueprint:#2B4570;
  --moss:#52734D;
  --stone:#8A8677;
  --line:#D9D2C0;

  --display: 'Fraunces', serif;
  --body: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

/* ---- signature: topographic contour field ---- */
.contour-field{
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:0.16;
  background-image:
    repeating-radial-gradient(circle at 18% 22%, transparent 0, transparent 26px, var(--blueprint) 27px, transparent 28px, transparent 64px),
    repeating-radial-gradient(circle at 82% 68%, transparent 0, transparent 34px, var(--moss) 35px, transparent 36px, transparent 78px);
  mask-image:linear-gradient(to bottom, black, black 60%, transparent 100%);
}

header, main, footer{position:relative; z-index:1;}

/* ---- header ---- */
.site-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:28px 6vw;
}
.mark{
  font-family:var(--mono);
  font-weight:500;
  letter-spacing:0.08em;
  border:1px solid var(--ink);
  padding:4px 9px;
  font-size:0.85rem;
}
nav a{
  font-family:var(--mono);
  font-size:0.8rem;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:var(--ink);
  text-decoration:none;
  margin-left:28px;
  padding-bottom:2px;
  border-bottom:1px solid transparent;
  transition:border-color 0.2s ease;
}
nav a:hover{border-bottom-color:var(--blueprint);}

/* ---- hero ---- */
.hero{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:6vw;
  padding:6vh 6vw 10vh;
  flex-wrap:wrap-reverse;
}
.hero-text{max-width:560px;}
.eyebrow{
  font-family:var(--mono);
  font-size:0.78rem;
  letter-spacing:0.1em;
  color:var(--blueprint);
  margin:0 0 18px;
  text-transform:uppercase;
}
h1{
  font-family:var(--display);
  font-weight:500;
  font-size:clamp(2.6rem, 6vw, 4.6rem);
  line-height:0.98;
  margin:0 0 18px;
  letter-spacing:-0.01em;
}
.role{
  font-family:var(--body);
  font-weight:600;
  font-size:1.15rem;
  color:var(--blueprint);
  margin:0 0 18px;
}
.tagline{
  max-width:460px;
  color:#3D423E;
  margin:0 0 30px;
}
.cta{
  font-family:var(--mono);
  font-size:0.85rem;
  text-decoration:none;
  color:var(--ink);
  border-bottom:2px solid var(--moss);
  padding-bottom:3px;
}
.hero-photo{
  width:min(360px, 40vw);
  aspect-ratio:4/5;
  overflow:hidden;
  border:1px solid var(--ink);
  flex-shrink:0;
}
.hero-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(1.02) contrast(1.02);
  display:block;
}

/* ---- generic section ---- */
section{
  padding:8vh 6vw;
  border-top:1px solid var(--line);
}
.lede{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(1.3rem, 2.4vw, 1.9rem);
  line-height:1.4;
  max-width:820px;
  margin:0;
}

/* ---- experience ---- */
.timeline{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:40px;
  margin-top:20px;
}
.entry{border-left:2px solid var(--blueprint); padding-left:20px;}
.entry-role{font-weight:600; margin:0 0 2px; font-size:1.05rem;}
.entry-org{
  font-family:var(--mono);
  font-size:0.82rem;
  color:var(--stone);
  margin:0 0 10px;
}
.entry-desc{margin:0; color:#3D423E;}

/* ---- skills ---- */
.skills-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:60px;
  margin-top:20px;
}
.skills-col h3{
  font-family:var(--mono);
  font-size:0.85rem;
  text-transform:uppercase;
  letter-spacing:0.04em;
  color:var(--moss);
  margin:0 0 12px;
}
.skills-col ul{margin:0 0 28px; padding-left:20px;}
.skills-col li{margin-bottom:8px;}
.skills-col p{margin:0 0 24px; color:#3D423E;}

/* ---- contact ---- */
.contact h2{
  font-family:var(--display);
  font-weight:500;
  font-size:clamp(1.6rem, 3vw, 2.3rem);
  margin:14px 0 30px;
  max-width:600px;
}
.contact-links{
  display:flex;
  flex-direction:column;
  gap:10px;
  font-family:var(--mono);
  font-size:0.95rem;
}
.contact-links a{color:var(--blueprint); text-decoration:none;}
.contact-links a:hover{text-decoration:underline;}
.contact-links span{color:var(--stone);}

footer{
  padding:24px 6vw 40px;
  font-family:var(--mono);
  font-size:0.78rem;
  color:var(--stone);
}

/* ---- responsive ---- */
@media (max-width: 760px){
  .timeline{grid-template-columns:1fr;}
  .skills-grid{grid-template-columns:1fr;}
  .hero{padding-top:4vh;}
}

/* ---- accessibility ---- */
a:focus-visible, button:focus-visible{
  outline:2px solid var(--blueprint);
  outline-offset:2px;
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
}