:root {
  --ink: #15354b;
  --body: #435967;
  --paper: #fcfdff;
  --sky: #edf4f8;
  --blue: #236383;
  --line: #cadbe5;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  scroll-behavior: smooth;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--blue); outline-offset: 6px; }
.site-header, main, .site-footer { width: min(1100px, calc(100% - 96px)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 35px 0; border-bottom: 1px solid var(--line); }
.wordmark { display: flex; align-items: center; gap: 15px; text-decoration: none; font-size: 16px; font-weight: 650; line-height: 1.2; }
.monogram { display: flex; align-items: center; gap: 1px; background: var(--ink); color: white; width: 47px; height: 47px; padding: 9px; font-family: Georgia, serif; font-size: 25px; }
.monogram span { font-family: Arial, sans-serif; font-size: 15px; align-self: flex-start; }
nav { display: flex; gap: 32px; font-size: 14px; }
nav a { text-decoration-thickness: 1px; text-underline-offset: 5px; }
.hero { padding: 82px 0 68px; max-width: 880px; }
h1 { font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif; font-size: clamp(43px, 5.9vw, 72px); font-weight: 400; line-height: 1.12; letter-spacing: -2px; margin: 0; text-wrap: balance; }
h1 em { color: var(--blue); font-weight: 400; }
.intro { font-size: 20px; line-height: 1.65; color: var(--body); max-width: 700px; margin: 29px 0 25px; }
.text-link { display: inline-flex; align-items: center; gap: 22px; font-size: 15px; font-weight: 600; text-decoration: none; padding-bottom: 6px; border-bottom: 1px solid var(--blue); }
.text-link:hover { color: var(--blue); }
.text-link span { font-size: 21px; }
.research-note { display: flex; align-items: flex-start; gap: 25px; padding: 29px 34px; background: var(--sky); border-left: 3px solid var(--blue); }
.note-mark { flex: 0 0 29px; font-family: Georgia, serif; font-size: 42px; font-style: italic; line-height: 1.15; color: var(--blue); }
h2 { font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif; font-size: 34px; font-weight: 400; line-height: 1.2; margin: 0 0 18px; letter-spacing: -.5px; }
.research-note h2 { font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif; font-size: 19px; font-weight: 650; letter-spacing: 0; margin-bottom: 10px; }
p { line-height: 1.7; color: var(--body); }
.research-note p { margin: 0; max-width: 880px; font-size: 16px; }
.research-section { padding: 75px 0 66px; }
.section-heading { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: start; margin-bottom: 40px; }
.section-heading p { margin: 0; font-size: 18px; }
.questions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.questions article { border-top: 1px solid var(--line); padding-top: 21px; }
h3 { font-size: 17px; font-weight: 650; line-height: 1.35; margin: 0 0 10px; }
.questions p { margin: 0; font-size: 15px; }
.participation { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; padding: 48px 0 63px; border-top: 1px solid var(--line); }
.participation p { font-size: 16px; margin: 0 0 14px; }
.study-status { padding: 25px 27px; background: var(--sky); align-self: start; }
.study-status .small { font-size: 14px; margin-bottom: 0; }
.site-footer { border-top: 1px solid var(--line); padding: 23px 0 32px; display: flex; justify-content: space-between; gap: 20px; }
.site-footer p { font-size: 13px; margin: 0; }
.site-footer p:first-child { color: var(--ink); font-weight: 600; }
.skip-link { position: absolute; top: -100px; left: 20px; z-index: 10; padding: 12px; background: white; }
.skip-link:focus { top: 12px; }
section[id] { scroll-margin-top: 25px; }
@media (max-width: 750px) {
  .site-header, main, .site-footer { width: calc(100% - 40px); }
  .site-header { padding: 23px 0; }
  nav { gap: 17px; font-size: 12px; }
  .wordmark { gap: 10px; font-size: 14px; }
  .monogram { width: 40px; height: 40px; padding: 7px; font-size: 24px; }
  .hero { padding: 53px 0 44px; }
  h1 { letter-spacing: -1.3px; font-size: clamp(40px, 8.5vw, 58px); }
  .intro { font-size: 17px; margin-top: 23px; }
  .research-note { padding: 22px 19px; gap: 14px; }
  .research-note p { font-size: 15px; }
  .research-section { padding: 48px 0; }
  h2 { font-size: 29px; }
  .section-heading { grid-template-columns: 1fr; gap: 0; margin-bottom: 29px; }
  .section-heading h2 br { display: none; }
  .section-heading p { font-size: 17px; }
  .questions { grid-template-columns: 1fr; gap: 26px; }
  .participation { grid-template-columns: 1fr; gap: 23px; padding: 36px 0 40px; }
  .site-footer { flex-direction: column; gap: 5px; }
}
@media (prefers-reduced-motion: reduce) { :root { scroll-behavior: auto; } }