:root {
  --navy: #13294B;
  --sky: #7CAFEB;
  --sky-light: #D2E3F7;
  --ink: #202124;
  --muted: #4A4D52;
  --rule: #DADCE0;
  --paper: #FFFFFF;
  --serif: "Newsreader", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.7;
}

a {
  color: var(--navy);
  text-decoration-color: var(--sky);
  text-underline-offset: .18em;
}
a:hover { text-decoration-color: var(--navy); }
a:focus-visible { outline: 2px solid var(--navy); outline-offset: 2px; }
.masthead a:focus-visible { outline-color: var(--sky); }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 1; background: var(--paper); padding: .5rem; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

/* Masthead */
.masthead {
  background: var(--navy);
  color: #FFFFFF;
  border-bottom: 6px solid var(--sky);
}
.masthead .wrap { padding-top: 12px; padding-bottom: 26px; }

.lang { display: flex; justify-content: flex-end; gap: 2px; font-family: var(--sans); font-size: 14px; font-weight: 500; }
.lang a {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 44px; min-height: 44px;
  color: var(--sky-light);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.lang a[aria-current="page"] { color: #FFFFFF; font-weight: 600; border-bottom-color: var(--sky); }
.lang a:hover { color: #FFFFFF; }

.name {
  font-weight: 600;
  font-size: clamp(34px, 4.8vw, 58px);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 6px 0 10px;
}
.name a { color: #FFFFFF; text-decoration: none; }

.role { font-family: var(--sans); font-size: 15px; line-height: 1.5; color: var(--sky-light); margin: 0; }

/* Body */
.page { display: flex; flex-wrap: wrap; gap: 40px 64px; padding: 48px 0 72px; }

.rail { flex: 1 1 240px; max-width: 280px; display: flex; flex-direction: column; gap: 28px; }

.portrait { position: relative; max-width: 240px; margin: 0 12px 12px 0; }
.portrait::before {
  content: "";
  position: absolute;
  inset: 12px -12px -12px 12px;
  background: var(--navy);
}
.portrait img { position: relative; display: block; width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; }

.rail-block h2 { font-family: var(--sans); font-weight: 600; font-size: 13px; color: var(--navy); margin: 0 0 8px; }
.rail-block p { font-size: 17px; line-height: 1.5; margin: 0; }
.rail-block + .rail-block { border-top: 1px solid var(--rule); padding-top: 20px; }
.rail-block ul { list-style: none; padding: 0; margin: 0; font-family: var(--sans); font-size: 15px; line-height: 2; }

.content {
  flex: 999 1 480px;
  min-width: 0;
  max-width: 700px;
  border-left: 1px solid var(--rule);
  padding-left: 40px;
}
.content section { margin-bottom: 48px; }
.content section:last-child { margin-bottom: 0; }
.content section + section { border-top: 1px solid var(--rule); padding-top: 32px; }

.content h1, .content h2 { font-weight: 600; font-size: 26px; line-height: 1.25; color: var(--navy); margin: 0 0 16px; }
.content p { margin: 0 0 18px; }
.content p:last-child { margin-bottom: 0; }

.pub { border-left: 4px solid var(--sky); padding: 4px 0 4px 20px; }
.pub + .pub { margin-top: 28px; }
.pub-meta { font-family: var(--sans); font-size: 13px; font-weight: 500; color: var(--muted); margin: 0 0 6px !important; }
.pub h3 { font-weight: 600; font-size: 20px; line-height: 1.3; margin: 0 0 6px; }
.pub-authors { font-size: 16px; color: var(--muted); margin: 0 0 12px !important; }
.pub-links { display: flex; flex-wrap: wrap; gap: 8px; font-family: var(--sans); font-size: 14px; font-weight: 500; }
.pub-links a {
  display: inline-flex; align-items: center;
  min-height: 36px; padding: 0 14px;
  border: 1px solid var(--navy); border-radius: 18px;
  text-decoration: none;
}
.pub-links a:hover { background: var(--navy); color: #FFFFFF; }

.button {
  display: inline-flex; align-items: center;
  min-height: 44px; padding: 0 20px;
  background: var(--navy); color: #FFFFFF;
  font-family: var(--sans); font-weight: 600; font-size: 15px;
  text-decoration: none; border-radius: 3px;
}
.button:hover { background: #0C1B33; color: #FFFFFF; }

/* Simple pages (404, redirects) */
.plain { padding: 48px 0 72px; max-width: 660px; }
.plain h1 { font-weight: 600; font-size: 26px; color: var(--navy); margin: 0 0 16px; }

@media (max-width: 760px) {
  .rail { max-width: none; }
  .content { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 32px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}