:root {
  --paper: #fffefa;
  --ink: #151515;
  --blue: #00196f;
  --link: #0000cc;
  --line: #a7a7a7;
  --header: #e9f0ff;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
}

body {
  min-height: 100vh;
  margin: 0;
  padding: clamp(0.75rem, 3.5vw, 3.25rem);
  color: var(--ink);
  background: var(--paper);
  font: 1.3rem/1.38 "Times New Roman", Times, serif;
}

body.contact-open {
  overflow: hidden;
}

::selection {
  color: white;
  background: var(--blue);
}

h1,
h2,
p,
figure {
  margin: 0;
}

a,
button {
  color: var(--link);
  font: inherit;
  text-decoration: underline;
  text-underline-offset: 0.1em;
}

a:visited {
  color: #551a8b;
}

a:hover,
button:hover {
  color: #b00000;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

button {
  cursor: pointer;
}

.structured-data,
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-shell {
  width: min(100%, 82rem);
  margin-inline: auto;
  border: 1px solid var(--line);
  background: #fff;
}

.home-layout {
  display: grid;
  grid-template-columns: minmax(0, 64%) minmax(0, 36%);
  align-items: stretch;
}

.directory {
  display: flex;
  min-width: 0;
  flex-direction: column;
  border-right: 1px solid var(--line);
}

.directory h1 {
  padding: 0.65rem 1.75rem 0.75rem;
  border-bottom: 1px solid var(--line);
  color: #071643;
  background: var(--header);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: bold;
  line-height: 1.08;
}

.intro {
  margin: 0 1.75rem;
  padding: 1.1rem 0 1rem;
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.1rem, 1.9vw, 1.7rem);
}

.home-copy {
  flex: 1;
  padding: 1.6rem 1.75rem 2.4rem;
  font-size: clamp(1.15rem, 2vw, 1.65rem);
  line-height: 1.42;
}

.home-copy p {
  max-width: 39ch;
}

.home-copy p + p {
  margin-top: 1.7em;
}

.reading-label {
  color: var(--blue);
  font-weight: bold;
}

.reading-book {
  font-style: italic;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin: 0 1.75rem;
  padding: 1.25rem 0 1.65rem;
  border-top: 1px solid var(--line);
}

.site-nav a,
.site-nav button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.site-nav button {
  padding: 0;
  border: 0;
  background: none;
}

.nav-separator {
  color: var(--blue);
}

.portrait {
  min-width: 0;
  padding: clamp(1rem, 2.1vw, 2rem);
}

.portrait picture,
.portrait img {
  display: block;
  width: 100%;
}

.portrait img {
  height: auto;
  border: 1px solid var(--line);
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.contact-backdrop {
  position: fixed;
  z-index: 10;
  inset: 0;
  background: rgb(0 0 0 / 35%);
  visibility: hidden;
}

.contact-panel {
  position: fixed;
  z-index: 20;
  top: 50%;
  left: 50%;
  width: min(27rem, calc(100vw - 2rem));
  padding: 1.25rem;
  border: 1px solid #777;
  color: var(--ink);
  background: #fff;
  box-shadow: 4px 4px 0 #777;
  transform: translate(-50%, -50%);
  visibility: hidden;
}

.contact-open .contact-backdrop,
.contact-open .contact-panel {
  visibility: visible;
}

.contact-close {
  float: right;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--paper);
  font-size: 1.4rem;
  text-decoration: none;
}

.contact-panel h2 {
  margin: -1.25rem -1.25rem 1.25rem;
  padding: 0.6rem 1.25rem;
  border-bottom: 1px solid var(--line);
  color: var(--blue);
  background: var(--header);
  font-size: 1.4rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.copy-email {
  min-height: 44px;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--line);
  background: var(--paper);
  font-size: 1rem;
}

.copy-status {
  min-height: 1.4em;
  margin-top: 0.5rem;
  font-size: 1rem;
}

.page {
  width: min(100%, 56rem);
  margin-inline: auto;
  border: 1px solid var(--line);
  background: #fff;
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: baseline;
  padding: 0.75rem 1.4rem;
  border-bottom: 1px solid var(--line);
  background: var(--header);
}

.page-header h1 {
  color: var(--blue);
  font-size: 1.3rem;
}

.separator {
  color: var(--blue);
}

.books-list {
  margin: 0;
  padding: 0 1.4rem;
  list-style: none;
}

.book-entry {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.book-title {
  color: var(--blue);
  font-style: italic;
  font-weight: bold;
}

.book-author {
  margin-top: 0.15rem;
  font-size: 1.05rem;
}

.page-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  padding: 1rem 1.4rem;
}

.page-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.error-message {
  padding: 1.5rem 1.4rem;
}

@media (max-width: 700px) {
  body {
    font-size: 1.15rem;
  }

  .home-layout {
    grid-template-columns: minmax(0, 1fr) minmax(7rem, 11rem);
  }

  .directory {
    display: contents;
  }

  .directory > header {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
    border-right: 1px solid var(--line);
  }

  .directory h1 {
    padding: 0.75rem;
    font-size: clamp(1.8rem, 5vw, 2.6rem);
  }

  .intro {
    margin: 0 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 0;
    font-size: 1rem;
  }

  .portrait {
    grid-column: 2;
    grid-row: 1;
    padding: 0.5rem;
  }

  .home-copy {
    grid-column: 1 / -1;
    grid-row: 2;
    padding: 1.25rem;
    border-top: 1px solid var(--line);
  }

  .site-nav {
    grid-column: 1 / -1;
    grid-row: 3;
    margin: 0 1.25rem;
  }
}

@media (max-width: 380px) {
  .home-layout {
    grid-template-columns: minmax(0, 1fr) 6.5rem;
  }

  .directory h1 {
    font-size: 1.65rem;
  }
}