/* Calvin J. Wright — shared styles. Change --blue here to retint the whole site. */
:root {
  --bg: #FFFFFF;
  --ink: #202124;
  --blue: #1A56A8;
  --blue-dark: #0F3D80;
  --blue-wash: #EDF3FB;
  --muted: #5F6368;
  --rule: #E8EAED;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
::selection { background: var(--blue-wash); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16.5px;
  line-height: 1.65;
}
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* Header shared by every page */
header { text-align: center; padding: 3.4rem 1.25rem 0; }
h1 {
  font-size: 2.7rem;
  font-weight: 300;
  letter-spacing: 0.01em;
  margin: 0 0 0.7rem;
}
h1 a { color: var(--ink); }
h1 a:hover { color: var(--ink); text-decoration: none; }
.site-nav { font-size: 1.03rem; }
.site-nav .sep { margin: 0 0.5rem; color: var(--muted); }
.site-nav a.here { color: var(--ink); font-weight: 600; pointer-events: none; }

/* Oval portrait in a matted frame */
.portrait-frame {
  width: 252px;
  max-width: 72%;
  margin: 2.4rem auto 0;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 50%;
  box-shadow: 0 14px 34px rgba(26, 86, 168, 0.12);
}
.portrait-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 50%;
}

main { max-width: 42rem; margin: 0 auto; padding: 2.2rem 1.25rem 3.5rem; }

.jm-note { color: var(--blue); font-weight: 600; margin-top: 1.1rem; }
.interests { color: var(--muted); font-size: 0.95rem; margin-top: 1rem; }

h2 { font-size: 1.5rem; font-weight: 600; margin: 0 0 1rem; }
h3 { font-size: 1rem; font-weight: 600; color: var(--muted); margin: 2.2rem 0 1rem; }

.paper { margin: 0 0 2rem; }
.paper-title { font-size: 1.08rem; font-weight: 600; line-height: 1.45; margin: 0 0 0.2rem; }
.paper.jmp .paper-title { font-size: 1.22rem; }
.paper-meta { color: var(--muted); font-size: 0.94rem; margin: 0 0 0.35rem; }
.paper-extra { font-size: 0.94rem; margin: 0.35rem 0 0; }

details { margin-top: 0.35rem; }
summary { cursor: pointer; color: var(--muted); font-size: 0.94rem; width: fit-content; }
summary:hover { color: var(--blue); }
details[open] summary { color: var(--blue); margin-bottom: 0.4rem; }
details p {
  margin: 0;
  padding-left: 1rem;
  border-left: 2px solid var(--blue-wash);
  font-size: 0.96rem;
  color: #3C4043;
}

ol.wip { padding-left: 1.3rem; margin: 0; }
ol.wip li { margin-bottom: 0.7rem; }

.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin-bottom: 0.4rem; }
.contact-label { color: var(--muted); }

footer {
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem 1.25rem 2.6rem;
}

@media (max-width: 640px) {
  h1 { font-size: 2.1rem; }
  header { padding-top: 2.5rem; }
  .portrait-frame { width: 205px; }
}
@media print {
  .site-nav, footer { display: none; }
  a { color: var(--ink); }
}

/* Leading label on presentation lines */
.plabel { color: var(--blue); }