/* The UI is set in Atkinson Hyperlegible Next, the same files the reader
   offers for books (public/fonts, SIL OFL). Subset as Fontsource ships it, so
   a Latin page downloads only the Latin file. */
@font-face {
  font-family: "Atkinson Hyperlegible Next";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("/fonts/atkinson-hyperlegible-next-latin-wght-normal.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329,
    U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Atkinson Hyperlegible Next";
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
  src: url("/fonts/atkinson-hyperlegible-next-latin-wght-italic.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329,
    U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Atkinson Hyperlegible Next";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("/fonts/atkinson-hyperlegible-next-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329,
    U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F,
    U+A720-A7FF;
}
@font-face {
  font-family: "Atkinson Hyperlegible Next";
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
  src: url("/fonts/atkinson-hyperlegible-next-latin-ext-wght-italic.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329,
    U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F,
    U+A720-A7FF;
}

:root {
  --bg: #fbfaf7;
  --panel: #ffffff;
  --ink: #1d1b16;
  --muted: #6b6558;
  --line: #e2ddd1;
  --accent: #7a4b2a;
  --accent-ink: #ffffff;
  --danger: #a33a20;
  --ok: #2f6b43;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(29, 27, 22, 0.06), 0 4px 14px rgba(29, 27, 22, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171613;
    --panel: #201e1a;
    --ink: #ece7dc;
    --muted: #9c9486;
    --line: #35312a;
    --accent: #d79a68;
    --accent-ink: #201e1a;
    --danger: #e08a72;
    --ok: #86c79b;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 14px rgba(0, 0, 0, 0.3);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font:
    16px/1.55 "Atkinson Hyperlegible Next",
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  -webkit-text-size-adjust: 100%;
}

header.top {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 16px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 10;
}

header.top .brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
}
header.top nav {
  display: flex;
  gap: 0.85rem;
  margin-left: auto;
  flex-wrap: wrap;
}
header.top nav a {
  color: var(--muted);
  text-decoration: none;
}
header.top nav a:hover,
header.top nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 16px 4rem;
}

h1 {
  font-size: 1.6rem;
  margin: 0 0 1rem;
}
h2 {
  font-size: 1.15rem;
  margin: 2rem 0 0.75rem;
}

a {
  color: var(--accent);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

input[type="text"],
input[type="password"],
input[type="search"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
}
textarea {
  min-height: 6rem;
  resize: vertical;
}

.field {
  margin-bottom: 0.9rem;
}
.row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.row > * {
  flex: 1 1 12rem;
}

button {
  font: inherit;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}
button.secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
button.danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.msg {
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.msg.error {
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  color: var(--danger);
}
.msg.ok {
  background: color-mix(in srgb, var(--ok) 14%, transparent);
  color: var(--ok);
}
.msg[hidden] {
  display: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.1rem;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.card .cover {
  aspect-ratio: 2 / 3;
  border-radius: 6px;
  background: var(--panel) center/cover no-repeat;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.75rem;
  text-align: center;
  padding: 0.5rem;
  overflow: hidden;
}
/* The title opens the book in the reader, as the cover does. */
.card .t {
  font-size: 0.9rem;
  line-height: 1.3;
  color: var(--accent);
}
.card .cover {
  cursor: pointer;
  text-decoration: none;
}
.card .a {
  font-size: 0.8rem;
  color: var(--muted);
}
.card .meta {
  font-size: 0.72rem;
  color: var(--muted);
}
/* The card's Edit button, and the editor's download link, which is a plain <a>
   so that Save-link-as, middle click and a resumed transfer all keep working. */
.dl {
  display: inline-block;
  align-self: start;
  font-size: 0.72rem;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  text-decoration: none;
}
.dl:hover {
  border-color: var(--accent);
  color: var(--accent);
}
button.dl {
  background: none;
  font-weight: normal;
}
.card .dl {
  margin-top: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th,
td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--line);
}
th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.actions button {
  white-space: nowrap;
}

/* On a phone a table with a column of buttons is wider than the screen. A
   `stack` table turns each row into a card, and each cell labels itself from
   its data-label. */
@media (max-width: 640px) {
  table.stack thead {
    display: none;
  }
  table.stack,
  table.stack tbody,
  table.stack tr,
  table.stack td {
    display: block;
  }
  table.stack tr {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--line);
  }
  table.stack td {
    display: flex;
    gap: 0.75rem;
    padding: 0.2rem 0;
    border-bottom: 0;
  }
  table.stack td[data-label]::before {
    content: attr(data-label);
    flex: 0 0 6.5rem;
    color: var(--muted);
    font-weight: 600;
    font-size: 0.72rem;
    line-height: 1.9;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }
  table.stack td[data-label]:empty {
    display: none;
  }
  table.stack .actions {
    justify-content: flex-start;
    padding-top: 0.4rem;
  }
}

.toolbar {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  align-items: center;
}
.toolbar input[type="search"] {
  flex: 1 1 16rem;
}
.toolbar select {
  flex: 0 0 11rem;
}

.dropzone {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--muted);
  background: var(--panel);
  cursor: pointer;
}
.dropzone.hot {
  border-color: var(--accent);
  color: var(--ink);
}

.queue {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0;
}
.queue li {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0;
  font-size: 0.9rem;
}
.queue .bar {
  height: 5px;
  border-radius: 3px;
  background: var(--line);
  overflow: hidden;
  margin-top: 0.4rem;
}
.queue .bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.2s;
}
.queue .state {
  color: var(--muted);
  font-size: 0.8rem;
}
.queue .state.error {
  color: var(--danger);
}
.queue .state.ok {
  color: var(--ok);
}

dialog {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--ink);
  max-width: 560px;
  width: calc(100% - 32px);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
dialog::backdrop {
  background: rgba(0, 0, 0, 0.4);
}

.metadata-review {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
.metadata-change {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}
.metadata-change h3 {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
}
.metadata-change dl {
  margin: 0;
  font-size: 0.85rem;
}
.metadata-change dt {
  color: var(--muted);
}
.metadata-change dd {
  margin: 0.2rem 0 0.65rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.metadata-change p {
  margin-bottom: 0;
  font-size: 0.8rem;
}
.metadata-match {
  margin: 1rem 0;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.85rem;
}
.metadata-match h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}
.metadata-candidate {
  padding: 0.5rem 0;
}
.metadata-candidate + .metadata-candidate {
  border-top: 1px solid var(--line);
}
.metadata-candidate p,
.metadata-candidate h4 {
  margin: 0.35rem 0;
  overflow-wrap: anywhere;
}
.metadata-candidate-title {
  font-weight: 600;
}
.metadata-candidate ul {
  margin: 0.5rem 0;
  padding-left: 1.2rem;
}
.metadata-alternatives summary,
.metadata-review-queue summary {
  cursor: pointer;
}
.metadata-review-queue {
  margin: 1rem 0;
  font-size: 0.9rem;
}
.metadata-review-queue ol {
  max-height: 28rem;
  overflow-y: auto;
  padding: 0;
  list-style: none;
}
.metadata-review-queue li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--line);
  padding: 0.65rem 0;
}
.metadata-review-queue li > div {
  min-width: 0;
  flex: 1;
  overflow-wrap: anywhere;
}
.metadata-review-queue li p {
  margin: 0.2rem 0;
  font-size: 0.8rem;
}
.cleanup-results {
  padding-left: 1.2rem;
  font-size: 0.85rem;
}
.cleanup-results:empty {
  display: none;
}
.cleanup-results button {
  margin: 0.4rem 0 0.4rem 0.5rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
}

.muted {
  color: var(--muted);
}
.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
}
.pill {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.72rem;
  color: var(--muted);
}

.meter {
  height: 8px;
  border-radius: 4px;
  background: var(--line);
  overflow: hidden;
}
.meter i {
  display: block;
  height: 100%;
  background: var(--accent);
}

.center-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}
.center-page .panel {
  width: 100%;
  max-width: 380px;
}

@media (max-width: 520px) {
  .grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  }
}

/* ---------------------------------- sync ---------------------------------- */

.pill.ok {
  color: var(--ok);
  border-color: var(--ok);
}
.pill.warn {
  color: var(--danger);
  border-color: var(--danger);
}

.sync-book {
  margin-bottom: 1rem;
}
.sync-book h2 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.sync-head {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}
.sync-sub {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  align-items: center;
  margin: 0;
}

.sync-furthest {
  text-align: right;
  white-space: nowrap;
}
.sync-furthest strong {
  display: block;
  font-size: 1.25rem;
}
.sync-furthest span {
  font-size: 0.72rem;
}

.sync-link {
  margin: 0.5rem 0 0;
  font-size: 0.8rem;
}
.sync-link.mono {
  overflow-wrap: anywhere;
}

.devices {
  margin-top: 0.85rem;
  display: grid;
  gap: 0.7rem;
}
.device {
  border-top: 1px solid var(--line);
  padding-top: 0.6rem;
}
.device-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  margin-bottom: 0.35rem;
}
.device .meter {
  margin-bottom: 0.3rem;
}
.device-meta {
  margin: 0;
  font-size: 0.78rem;
}
.device-pos {
  display: block;
  font-size: 0.7rem;
  overflow-wrap: anywhere;
}

@media (max-width: 520px) {
  .sync-head {
    flex-direction: column;
    gap: 0.4rem;
  }
  .sync-furthest {
    text-align: left;
  }
  .sync-furthest strong {
    display: inline;
    margin-right: 0.35rem;
  }
}

/* Reader display settings (app.js deviceSettingsForm), on the Preferences page
   and in the reader's panel. */
.device-settings .label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}
.segmented {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.segmented label {
  position: relative;
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
  cursor: pointer;
}
.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.segmented span {
  display: block;
  padding: 0.4rem 0.8rem;
}
.segmented label + label span {
  border-left: 1px solid var(--line);
}
.segmented input:checked + span {
  background: var(--accent);
  color: var(--accent-ink);
}
.segmented input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: -4px;
}
.stepper {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.stepper button {
  min-width: 2.75rem;
}
.stepper .size-value {
  min-width: 3.5rem;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* The font choice (app.js readerFontForm), on the Preferences page and in the
   reader's panel. */
.choices {
  border: 0;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  min-width: 0;
}
.choice {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 0.75rem;
  align-items: baseline;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  color: var(--ink);
  font-size: 1rem;
  margin: 0;
}
.choice:has(input:checked) {
  border-color: var(--accent);
}
.choice .sample {
  grid-column: 2;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.45;
}
.check {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  color: var(--ink);
  font-size: 0.95rem;
  margin: 0;
  cursor: pointer;
}