:root{--ink:#12202b;--muted:#61717d;--paper:#f7f5f0;--card:#fff;--accent:#0b7189;--accent2:#c8753d;--dark:#102a35;--line:#d7dedf}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--paper);color:var(--ink);line-height:1.55}
a{color:inherit}.site-header{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:14px max(22px,calc((100vw - 1180px)/2));background:rgba(247,245,240,.93);backdrop-filter:blur(12px);border-bottom:1px solid rgba(18,32,43,.1)}
.brand{font-weight:900;text-decoration:none;background:var(--ink);color:white;border-radius:9px;width:38px;height:38px;display:grid;place-items:center}.site-header nav{display:flex;gap:22px}.site-header nav a{text-decoration:none;font-size:.9rem;color:#364854}
main{overflow:hidden}.hero{max-width:1180px;margin:auto;padding:96px 24px 74px;display:grid;grid-template-columns:1.3fr .8fr;gap:70px;align-items:end}
.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-weight:800;font-size:.78rem;color:var(--accent);margin:0 0 12px}.hero h1{font-family:Georgia,serif;font-size:clamp(4rem,9vw,7.6rem);line-height:.9;letter-spacing:-.055em;margin:0 0 28px}
.lead{font-size:1.28rem;max-width:760px;color:#42545f}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.button{border:1px solid #9ba8ae;border-radius:999px;padding:11px 18px;text-decoration:none;font-weight:750;background:transparent}.button.primary{background:var(--ink);color:white;border-color:var(--ink)}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stats div{background:white;padding:20px;border-radius:18px;border:1px solid var(--line)}.stats strong{display:block;font-family:Georgia,serif;font-size:2.25rem}.stats span{font-size:.84rem;color:var(--muted)}
.section{max-width:1180px;margin:0 auto;padding:82px 24px}.section-heading{max-width:820px;margin-bottom:40px}.section-heading h2,.contact h2{font-family:Georgia,serif;font-size:clamp(2.3rem,5vw,4.3rem);line-height:1.02;letter-spacing:-.035em;margin:0 0 16px}.section-heading>p:not(.eyebrow){color:var(--muted);font-size:1.03rem}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:42px;font-size:1.08rem;color:#34454f}
.timeline{border-top:1px solid var(--line)}.timeline-item{display:grid;grid-template-columns:150px 1fr;gap:34px;padding:28px 0;border-bottom:1px solid var(--line)}.time{font-weight:900;color:var(--accent)}.timeline-copy h3{font-family:Georgia,serif;font-size:1.7rem;margin:2px 0 7px}.timeline-copy p{margin:0;color:var(--muted)}.timeline-copy .org{font-weight:800;color:var(--ink);font-size:.9rem;text-transform:uppercase;letter-spacing:.06em}
.dark-section{max-width:none;background:var(--dark);color:white;padding-left:max(24px,calc((100vw - 1180px)/2));padding-right:max(24px,calc((100vw - 1180px)/2))}.dark-section .section-heading p{color:#b7c8ce}.dark-section .eyebrow{color:#6fd0df}
.patent-controls{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:28px;flex-wrap:wrap}.patent-controls input{flex:1;min-width:260px;padding:13px 15px;border-radius:12px;border:1px solid #53707a;background:#173844;color:white;font-size:1rem}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid #49646e;background:transparent;color:white;border-radius:999px;padding:8px 12px;cursor:pointer}.filter.active{background:white;color:var(--dark)}
.patent-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.patent-card{background:#173844;border:1px solid #31505a;border-radius:18px;padding:18px;min-height:214px;display:flex;flex-direction:column}.patent-card h3{font-size:1.02rem;line-height:1.3;margin:12px 0 8px}.patent-card a{margin-top:auto;color:#8fdae6;text-decoration:none;font-weight:750}.patent-top{display:flex;justify-content:space-between}.badge{display:inline-block;border-radius:999px;padding:4px 8px;font-size:.7rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.grant{background:#d2f0e2;color:#215b43}.application{background:#f3e2bd;color:#6a4a12}.international{background:#dddaf8;color:#403b76}.patent-year,.patent-number,.muted{color:#afc0c6}.patent-number{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86rem}
.pub-list{display:grid;gap:0;border-top:1px solid var(--line)}.pub-card{display:grid;grid-template-columns:90px 1fr;gap:28px;padding:24px 0;border-bottom:1px solid var(--line)}.pub-year{font-family:Georgia,serif;font-size:1.6rem;color:var(--accent)}.pub-card h3{margin:0 0 6px;font-size:1.14rem}.pub-card p{margin:2px 0}.pub-card .muted{color:var(--muted)}.pub-card a{display:inline-block;margin-top:6px;color:var(--accent);font-weight:750;text-decoration:none}
.accent-section{background:#e9efe9;max-width:none;padding-left:max(24px,calc((100vw - 1180px)/2));padding-right:max(24px,calc((100vw - 1180px)/2))}.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.work-card{background:white;border:1px solid #d6dfd8;border-radius:18px;padding:22px}.work-card h3{font-family:Georgia,serif;font-size:1.5rem;margin:15px 0 8px}.work-card p{color:var(--muted)}.work-card a{color:var(--accent);font-weight:750;text-decoration:none}.badge.work{background:#dcebea;color:#275863}
.credentials{display:grid;grid-template-columns:1fr 1fr;gap:20px}.credentials>div{border-top:3px solid var(--ink);padding-top:22px}.credentials h2{font-family:Georgia,serif;font-size:2rem;margin:0 0 6px}
.contact{text-align:center;padding-bottom:100px}.contact .eyebrow{display:block}.contact h2{max-width:930px;margin-left:auto;margin-right:auto}.contact p{color:var(--muted)}
footer{background:#0b1c23;color:#a8b7bc;padding:25px;display:flex;justify-content:center;text-align:center;font-size:.78rem}
.hidden{display:none!important}
@media(max-width:900px){.site-header nav{display:none}.hero{grid-template-columns:1fr;padding-top:62px}.patent-grid{grid-template-columns:1fr 1fr}.work-grid{grid-template-columns:1fr}.two-col,.credentials{grid-template-columns:1fr}}
@media(max-width:620px){.patent-grid{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr;gap:5px}.pub-card{grid-template-columns:1fr;gap:4px}.hero h1{font-size:4rem}.stats{grid-template-columns:1fr 1fr}}
@media print{.site-header,.hero-actions,.patent-controls{display:none}.dark-section{background:white;color:black}.patent-card{background:white;color:black;border-color:#bbb}.patent-card a{color:black}}

/* Presentation slides under each accomplishment.
   The thumbnail links to the full-size render, which is why it is wrapped in an
   anchor rather than being a lightbox: no script, works with the page saved
   offline, and opens at full resolution for anyone who wants to read the
   detail on the slide. */
.slide {
  margin: 0.9rem 0 0;
}
.slide img {
  width: 100%;
  max-width: 560px;
  height: auto;
  display: block;
  border: 1px solid var(--line, #d9d9e0);
  border-radius: 8px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.slide a:hover img,
.slide a:focus-visible img {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
}
.slide figcaption {
  margin-top: 0.45rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--muted, #5b5b66);
  max-width: 62ch;
}

/* Hero portrait. The stats block used to be the hero grid's second column;
   both now live inside .hero-side so the two-column grid is unchanged. */
.hero-side {
  display: flex;
  flex-direction: column;
  gap: 26px;
  align-items: flex-start;
}
.portrait {
  width: 300px;
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  display: block;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}
.slide-wide img { max-width: 720px; }
@media (max-width: 900px) {
  .portrait { width: 220px; }
  .hero-side { align-items: center; }
}

/* Skills as text, not an image. The source slide was a 720x540 raster — far too
   low to read at any size — and everything on it was words, so it is marked up
   properly instead: sharp at every zoom, selectable, searchable, and readable
   by a screen reader. */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px 40px;
  margin-top: 26px;
}
.skill-block h3 { font-size: 1.05rem; margin: 0 0 10px; }
.skill-block ul { margin: 0; padding-left: 1.1rem; }
.skill-block li { margin-bottom: 7px; line-height: 1.55; color: #42545f; }

/* Representative drawing on each granted patent. Sourced from the USPTO PDF and
   hosted locally rather than hot-linked, so the cards do not depend on another
   site staying up. Cards are on a dark background, so the figure sits on white. */
.patent-fig {
  display: block;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
}
.patent-fig img {
  width: 100%;
  height: 168px;
  object-fit: contain;
  object-position: center;
  display: block;
  padding: 8px;
  box-sizing: border-box;
}

/* Timeline banding. The timeline is long and every entry now carries a slide
   and a paragraph, so an unbroken column of identical blocks is tiring to
   scroll. Alternating entries get a faint tint and a left rule, which gives the
   eye a repeating landmark without adding chrome or another colour to the page.
   Pure CSS on :nth-child, so no markup changed and nothing can fall out of sync
   if entries are added or reordered. */
.timeline-item {
  padding: 18px 20px;
  border-radius: 10px;
  border-left: 3px solid transparent;
  transition: background 0.15s ease;
}
.timeline-item:nth-child(odd) {
  background: rgba(17, 34, 45, 0.035);
  border-left-color: rgba(17, 34, 45, 0.14);
}
.timeline-item:hover {
  background: rgba(17, 34, 45, 0.06);
  border-left-color: var(--accent, #b4531f);
}
.timeline-item .time {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}
@media (max-width: 620px) {
  .timeline-item { padding: 14px 14px; }
}