:root {
  --ink:#1f2a30; --muted:#65727a; --paper:#f6f2e9; --surface:#fff;
  --accent:#7b2f2f; --accent-dark:#5e2020; --line:#ded7ca;
  --shadow:0 18px 50px rgba(24,32,36,.12); --shell:1180px;
}
*{box-sizing:border-box}
body{margin:0;color:var(--ink);background:var(--paper);font-family:Georgia,"Times New Roman",serif;line-height:1.7}
img{max-width:100%;height:auto} a{color:var(--accent)}
.shell{width:min(calc(100% - 40px),var(--shell));margin-inline:auto}
.site-header{background:rgba(255,255,255,.98);border-bottom:1px solid rgba(31,42,48,.08)}
.header-inner{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.brand{display:inline-flex;align-items:center}.brand img{display:block;max-height:58px;width:auto}
.site-nav{display:flex;gap:28px;font-family:Arial,Helvetica,sans-serif;font-size:.94rem;font-weight:700}
.site-nav a{color:var(--ink);text-decoration:none;padding:8px 0;border-bottom:2px solid transparent}
.site-nav a:hover,.site-nav a:focus-visible,.site-nav a[aria-current="page"]{color:var(--accent);border-bottom-color:var(--accent)}
.hero{position:relative;min-height:510px;display:grid;align-items:end;overflow:hidden;background:url("../images/british-museum-library.jpg") center/cover no-repeat}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,25,29,.88),rgba(18,25,29,.62) 48%,rgba(18,25,29,.18))}
.hero-content{position:relative;z-index:1;padding-block:110px 80px;color:#fff}
.eyebrow{margin:0 0 12px;font-family:Arial,Helvetica,sans-serif;font-size:.82rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.hero h1{max-width:780px;margin:0;font-size:clamp(3rem,7vw,5.75rem);line-height:.98;font-weight:500;letter-spacing:-.035em}
.hero-intro{max-width:720px;margin:28px 0 0;font-size:clamp(1.05rem,2vw,1.34rem);line-height:1.55}
.content-section{padding:82px 0 96px}
.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:64px;align-items:start}
.main-content>h2,.feature-block h2,.resume-section h2{margin:0 0 28px;color:var(--accent);font-size:clamp(2rem,4vw,3rem);line-height:1.1;font-weight:500}
.intro-with-photo{font-size:1.08rem}.intro-with-photo::after{content:"";display:block;clear:both}
.portrait{float:right;width:min(34%,280px);margin:4px 0 24px 34px;border:8px solid #fff;box-shadow:var(--shadow)}
.main-content p{margin:0 0 1.35em}
.feature-block,.resume-section{margin-top:58px;padding-top:44px;border-top:1px solid var(--line)}
.feature-list,.timeline{margin:0;padding-left:1.3rem}.feature-list li,.timeline li{margin-bottom:1rem;padding-left:.35rem}
.education-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.education-grid p{margin:0;padding:20px;background:rgba(255,255,255,.62);border:1px solid var(--line)}
.sidebar{position:sticky;top:24px}.sidebar-card{padding:30px;background:var(--surface);border-top:5px solid var(--accent);box-shadow:var(--shadow)}
.sidebar-kicker{margin:0 0 8px;color:var(--accent);font-family:Arial,Helvetica,sans-serif;font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.sidebar-card h2{margin:0 0 16px;font-size:1.7rem;line-height:1.15;font-weight:500}
.sidebar-card p{margin:0 0 22px}
.button{display:inline-block;padding:12px 17px;color:#fff;background:var(--accent);font-family:Arial,Helvetica,sans-serif;font-size:.9rem;font-weight:700;text-decoration:none}
.button:hover,.button:focus-visible{color:#fff;background:var(--accent-dark)}
.site-footer{padding:30px 0;color:#e9e4db;background:#202b30;font-family:Arial,Helvetica,sans-serif;font-size:.88rem}.site-footer p{margin:0}
@media(max-width:900px){
  .header-inner{align-items:flex-start;flex-direction:column;padding-block:20px}
  .site-nav{gap:18px;flex-wrap:wrap}.content-grid{grid-template-columns:1fr;gap:48px}.sidebar{position:static}.education-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .shell{width:min(calc(100% - 28px),var(--shell))}.hero{min-height:430px}.hero-content{padding-block:90px 52px}.content-section{padding:56px 0 70px}
  .portrait{float:none;width:min(100%,300px);margin:0 0 28px}
}


/* Learning Behaviors Project */
.project-hero {
  background: #202b30;
  color: #fff;
  border-bottom: 5px solid var(--accent);
}

.project-hero-inner {
  padding-block: 78px 70px;
}

.project-hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.project-lede {
  max-width: 820px;
  margin: 24px 0 0;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.6;
  color: #e8e3da;
}

.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 64px;
  align-items: start;
}

.project-intro {
  font-size: 1.08rem;
}

.resource-section {
  margin-top: 56px;
  padding-top: 42px;
  border-top: 1px solid var(--line);
}

.resource-section h2 {
  margin: 0 0 24px;
  color: var(--accent);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.15;
  font-weight: 500;
}

.resource-card {
  margin-bottom: 20px;
  padding: 24px 26px;
  background: #fff;
  border: 1px solid var(--line);
}

.resource-card h3 {
  margin: 0 0 8px;
  font-size: 1.3rem;
  font-weight: 600;
}

.resource-card p {
  margin: 0 0 14px;
}

.resource-link {
  display: inline-block;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700;
}

.section-note {
  margin-top: 28px;
}

.document-list {
  display: grid;
  gap: 10px;
}

.document-list a {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 10px;
  align-items: start;
  padding: 14px 16px;
  color: var(--ink);
  background: rgba(255,255,255,.65);
  border: 1px solid var(--line);
  text-decoration: none;
}

.document-list a:hover,
.document-list a:focus-visible {
  color: var(--accent);
  background: #fff;
}

.document-list span {
  color: var(--accent);
  font-family: Arial, Helvetica, sans-serif;
  font-size: .86rem;
  font-weight: 700;
}

@media (max-width: 900px) {
  .project-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}


/* Publications */
.publications-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 64px;
  align-items: start;
}

.publication-list {
  border-top: 1px solid var(--line);
}

.publication-item {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 24px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}

.publication-year {
  margin: 4px 0 0 !important;
  color: var(--accent);
  font-family: Arial, Helvetica, sans-serif;
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .08em;
}

.publication-item h2 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  line-height: 1.25;
  font-weight: 500;
}

.publication-item p {
  margin: 0 0 10px;
}

.publication-note {
  margin-top: 54px;
  padding: 30px;
  background: rgba(255,255,255,.62);
  border: 1px solid var(--line);
}

.publication-note h2 {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 1.7rem;
  font-weight: 500;
}

.publication-note p {
  margin: 0;
}

@media (max-width: 900px) {
  .publications-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 560px) {
  .publication-item {
    grid-template-columns: 1fr;
    gap: 5px;
  }
}