nav {
  display: flex;
  gap: 24px;
  font-size: 13px;
}
nav a, .bridge a {
  color: var(--ink);
  text-underline-offset: 5px;
}
.prototype {
  font-size: 11px;
  text-align: center;
  letter-spacing: 1px;
  margin: 16px 0 0;
  color: #6f705e;
}
.opening {
  grid-template-columns: 1fr 1.1fr;
  padding-top: 40px;
}
h1 {
  font-size: 50px;
}
.collage {
  width: 100%;
  border-radius: 2px 40px 2px 2px;
  display: block;
  box-shadow: 12px 14px 0 #e4dfca;
  margin-bottom: 24px;
}
.editorial {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  padding: 70px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 20px;
}
.editorial h2, .contents h2, .bridge h2 {
  font-size: 38px;
}
.source-note {
  font-size: 12px;
  color: #75796b;
}
.letter {
  padding: 35px;
  background: #fffdf7;
  box-shadow: 8px 8px 0 #e9e3cf;
}
.letter p {
  font: 17px/1.85 Georgia, serif;
}
.letter .letter-title {
  font: 11px/1.8 -apple-system, sans-serif;
  letter-spacing: 1.1px;
  margin-bottom: 24px;
}
.signature {
  font-style: italic!important;
  text-align: right;
}
.contents {
  padding: 45px 0 60px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 20px;
}
.chapter-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 30px;
}
.chapter {
  text-align: left;
  padding: 23px;
  background: #fffdf7;
  border-radius: 0 18px 0 0;
  border-left: 4px solid #cfaf51;
}
.chapter:nth-child(3n+2) {
  border-left-color: #63869d;
}
.chapter:nth-child(3n) {
  border-left-color: #bd6653;
}
.chapter b {
  display: block;
  font: 27px Georgia, serif;
  color: #858c70;
}
.chapter strong {
  display: block;
  margin: 12px 0;
  line-height: 1.5;
  font-size: 15px;
}
.chapter small {
  color: #687561;
}
.bridge {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 36px;
  background: #e8e9dc;
  margin-bottom: 50px;
}
.bridge h2 {
  font-size: 29px;
}
.question-picker {
  display: block;
  font-size: 12px;
  margin-bottom: 8px;
}
#question {
  width: 100%;
  margin-bottom: 25px;
  text-overflow: ellipsis;
}
.sharing, .inbox {
  margin-top: 30px;
  border-top: 1px solid var(--line);
  padding-top: 25px;
}
.sharing h3, .inbox h3 {
  font: 25px/1.3 Georgia, serif;
}
.sharing p, .inbox p {
  font-size: 13px;
}
fieldset {
  border: 0;
  padding: 15px 0;
  margin: 10px 0;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
legend {
  font-size: 13px;
}
fieldset label {
  font-size: 14px;
}
input[type=checkbox] {
  accent-color: #365b49;
  width: 17px;
  height: 17px;
  vertical-align: middle;
}
#recipient-view {
  max-width: none;
  background: #f3f0e6;
  border-radius: 9px;
  padding: 18px;
}
#received {
  padding: 16px;
  background: #eef1e8;
  border-radius: 9px;
  font-size: 13px;
}
.shared-text {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 16px!important;
}
@media(max-width:760px) {
  header {
    flex-wrap: wrap;
    gap: 20px;
  }
  nav {
    gap: 16px;
  }
  .opening, .editorial, .bridge {
    grid-template-columns: 1fr;
  }
  .editorial {
    gap: 20px;
    padding: 35px 0;
  }
  .letter {
    padding: 22px;
  }
  .chapter-grid {
    grid-template-columns: 1fr;
  }
  .bridge {
    padding: 24px;
    gap: 10px;
  }
  .card {
    min-width: 0;
  }
}

.introduction-video {
  margin:26px 0 0;
  max-width:320px;
}
.introduction-video video {
  display:block;
  width:100%;
  max-height:none;
  aspect-ratio:9 / 16;
  background:#f5f0e7;
}
.introduction-video figcaption {
  margin-top:8px;
  text-align:right;
}
.introduction-next {
  display:inline-block;
  margin-top:16px;
  color:var(--ink);
  text-underline-offset:4px;
}