:root {
  --background: #070606;
  --surface: #0d0b0b;
  --surface-hover: #121010;
  --text: #ece9e5;
  --muted: #9d9791;
  --faint: #6f6964;
  --line: #292424;
  --accent: #8451cf;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--background);
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

button,
input,
select {
  font: inherit;
}

button,
a,
select {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

.site-shell {
  display: flex;
  width: min(100%, 45rem);
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0 auto;
  padding: env(safe-area-inset-top) max(1.2rem, env(safe-area-inset-right)) env(safe-area-inset-bottom) max(1.2rem, env(safe-area-inset-left));
  flex-direction: column;
}

.site-header {
  padding: 3rem 0 2.15rem;
  text-align: center;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  flex-direction: column;
  text-decoration: none;
}

.wordmark span {
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.18em;
  line-height: 1.2;
  text-transform: uppercase;
}

.wordmark strong {
  margin-top: 0.32rem;
  font-family: var(--serif);
  font-size: clamp(2.2rem, 10vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
}

.subtitle {
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 1rem;
  font-style: italic;
}

main {
  flex: 1 0 auto;
}

.search {
  position: relative;
}

.search-icon {
  position: absolute;
  top: 50%;
  left: 1rem;
  color: var(--faint);
  fill: none;
  pointer-events: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.6;
  transform: translateY(-50%);
}

.search input {
  width: 100%;
  min-height: 3.35rem;
  padding: 0.8rem 1rem 0.8rem 3rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  outline: none;
  background: var(--surface);
  color: var(--text);
  font-size: 1rem;
  transition: border-color 140ms ease, box-shadow 140ms ease;
}

.search input::placeholder {
  color: var(--faint);
  opacity: 1;
}

.search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.search input::-webkit-search-cancel-button {
  filter: invert(0.75);
}

.browse-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.65rem;
}

.result-count {
  margin: 0;
  color: var(--faint);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.sort-control select {
  min-height: 2.5rem;
  padding: 0 1.9rem 0 0.6rem;
  border: 0;
  border-radius: 0.3rem;
  outline: none;
  background-color: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
}

.sort-control select:hover,
.sort-control select:focus-visible {
  background-color: var(--surface);
  color: var(--text);
}

.library-list {
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.book-item {
  border-top: 1px solid var(--line);
}

.book-link {
  display: flex;
  align-items: center;
  min-height: 4.7rem;
  gap: 1rem;
  padding: 0.85rem 0.15rem;
  text-decoration: none;
}

.book-link:hover,
.book-link:active {
  background: var(--surface-hover);
}

.book-details {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  flex-direction: column;
}

.book-title {
  font-family: var(--serif);
  font-size: 1.08rem;
  font-weight: 400;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.book-collection {
  margin-top: 0.26rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  line-height: 1.35;
  text-transform: uppercase;
}

.book-action {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.4rem;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.book-action span:last-child {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: normal;
  transition: transform 140ms ease;
}

.book-link:hover .book-action span:last-child {
  transform: translateX(0.18rem);
}

.status-message {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 10rem;
  gap: 0.7rem;
  color: var(--muted);
  font-family: var(--serif);
  text-align: center;
}

.status-message p {
  margin: 0;
}

.status-message:has(.retry-button) {
  flex-direction: column;
}

.loading-mark {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--accent);
  animation: breathe 1.3s ease-in-out infinite;
}

.retry-button {
  min-height: 2.75rem;
  padding: 0 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 650;
}

.retry-button:hover {
  border-color: var(--accent);
}

.site-footer {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.55rem;
  margin-top: 1.25rem;
  padding: 1rem 0 2rem;
  color: var(--faint);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer span:first-child {
  color: var(--accent);
  font-size: 0.8rem;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  padding: 0.6rem 0.8rem;
  border-radius: 0.25rem;
  background: var(--accent);
  color: white;
  font-size: 0.8rem;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.book-link:focus-visible,
.wordmark:focus-visible,
.retry-button:focus-visible,
.sort-control select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.noscript {
  width: min(100% - 2rem, 43rem);
  margin: 1rem auto;
  color: var(--muted);
}

[hidden] {
  display: none !important;
}

@keyframes breathe {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.82);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 30rem) {
  .site-header {
    padding: 2.6rem 0 1.95rem;
  }

  .book-link {
    min-height: 4.55rem;
  }
}

@media (max-width: 22rem) {
  .book-action span:first-child {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}