* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0f0f0f;
  --bg-secondary: #1a1714;
  --bg-tertiary: #242019;
  --bg-hover: #2a251e;
  --text-primary: #ece7e0;
  --text-secondary: #a89e91;
  --text-muted: #6e665c;
  --accent: #b8732e;
  --accent-hover: #d1893f;
  --accent-dim: rgba(184, 115, 46, 0.15);
  --border: #2e2820;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

.view {
  display: none;
}

.view.active {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Library View — bookshelf room */
:root {
  --wood-hi: #52381f;
  --wood-mid: #33220f;
  --wood-lo: #1b1108;
  --lamp-glow: #ffb066;
}

.room {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

.lamp {
  position: absolute;
  top: 6px;
  right: 30px;
  width: 90px;
  height: 120px;
  pointer-events: none;
  z-index: 0;
}
.lamp::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 50%;
  width: 420px;
  height: 420px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(255,176,102,0.14) 0%, rgba(255,176,102,0.04) 40%, transparent 70%);
}
.lamp-rod {
  position: absolute;
  top: 0;
  left: 50%;
  width: 3px;
  height: 58px;
  background: linear-gradient(180deg, #6b5a3f, #3d3222);
  transform: translateX(-50%);
  border-radius: 2px;
}
.lamp-shade {
  position: absolute;
  top: 52px;
  left: 50%;
  width: 66px;
  height: 34px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, #caa06a, #8a6a3f);
  clip-path: polygon(20% 0%, 80% 0%, 100% 100%, 0% 100%);
  box-shadow: 0 6px 22px rgba(255,176,102,0.3);
}
.lamp-bulb {
  position: absolute;
  top: 78px;
  left: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, #fff2d8, var(--lamp-glow) 70%);
  box-shadow: 0 0 24px 8px rgba(255,176,102,0.4);
}

/* Same lamp, pinned to the viewport instead of scrolling with .room's
   content — used on the standalone login/admin pages and the upload view,
   none of which have a bookshelf to hang it from. */
.lamp.lamp-fixed {
  position: fixed;
  top: 16px;
  right: 30px;
  z-index: 0;
}

/* The upload view's header has an opaque background (unlike the library's
   transparent room-header), which would otherwise crop the lamp's rod —
   push it down below the header bar instead. */
#upload-view .lamp.lamp-fixed {
  top: 100px;
}

.room-header {
  position: relative;
  z-index: 10; /* must beat .shelves (z-index:1) so the open account dropdown, which can extend past the header's own height, isn't covered by the (invisible but still clickable) shelf-row beneath it */
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.eyebrow {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.room-header h1 {
  font-family: 'Merriweather', Georgia, serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin: 0;
  text-wrap: balance;
}

.room-subtitle {
  margin: 0.5rem 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 46ch;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.lang-toggle {
  display: inline-flex;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
  overflow: visible;
}

.lang-btn {
  padding: 0.45rem 1.1rem;
  background: transparent;
  color: var(--text-secondary);
  border: none;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.lang-btn.active {
  background: var(--accent);
  color: white;
}

.lang-btn:hover:not(.active) {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* Account menu */
.account-menu { position: relative; }

.account-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.account-btn:hover, .account-btn[aria-expanded="true"] {
  color: var(--text-primary);
  border-color: var(--text-muted);
}
.account-btn:focus-visible {
  outline: 2px solid var(--lamp-glow);
  outline-offset: 2px;
}

.account-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 232px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.4rem;
  box-shadow: var(--shadow);
  z-index: 50;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.14s ease, transform 0.14s ease;
}
.account-dropdown.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  text-align: left;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.dropdown-item:hover, .dropdown-item:focus-visible { background: var(--bg-tertiary); }
.dropdown-item svg { flex-shrink: 0; color: var(--text-muted); }
.dropdown-item.danger { color: #ff8a8a; }
.dropdown-item.danger svg { color: #ff8a8a; }

.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 0.35rem 0.4rem;
}

/* Upload View */
.upload-view-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.upload-view-header h2 {
  font-family: 'Merriweather', Georgia, serif;
  font-size: 1.15rem;
  font-weight: 700;
}

.upload-page {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.upload-instructions {
  margin-bottom: 2rem;
}

.upload-instructions h3 {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.format-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.format-item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
}

.format-ext {
  font-family: 'Menlo', monospace;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  min-width: 80px;
}

.format-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.format-desc code {
  background: var(--bg-tertiary);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

.upload-tips {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}

.upload-tips p {
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.upload-tips ul {
  list-style: none;
  padding: 0;
}

.upload-tips li {
  font-size: 0.83rem;
  color: var(--text-secondary);
  padding: 0.25rem 0;
  padding-left: 1rem;
  position: relative;
}

.upload-tips li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.upload-tips code {
  background: var(--bg-tertiary);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

/* Drop Zone */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  transition: all 0.2s;
  cursor: pointer;
  margin-bottom: 1.5rem;
}

.drop-zone:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-dim);
  transform: scale(1.01);
}

.drop-zone-content svg {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.drop-zone-text {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.drop-zone-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.drop-zone-formats {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 1rem;
  font-family: 'Menlo', monospace;
}

/* Upload Meta Form */
.upload-meta-form {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.upload-meta-form.hidden {
  display: none;
}

.upload-file-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.upload-file-info span {
  flex: 1;
  font-weight: 500;
  color: var(--text-primary);
}

.upload-meta-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

.upload-lang-toggle {
  display: flex;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  width: fit-content;
}

/* Requests Page */
.requests-page {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.request-input-area {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.request-input-area textarea {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: inherit;
  resize: vertical;
}

.request-input-area textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.request-input-area .btn {
  align-self: flex-end;
}

.requests-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.request-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  position: relative;
}

.request-card.done {
  opacity: 0.5;
  border-color: transparent;
}

.request-card.done .request-text {
  text-decoration: line-through;
}

.request-text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre-wrap;
}

.request-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.request-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.request-actions {
  display: flex;
  gap: 0.5rem;
}

.request-actions button {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: all 0.15s;
}

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

.request-actions button.done-btn:hover {
  color: #50fa7b;
  border-color: #50fa7b;
}

.request-actions button.delete-btn:hover {
  color: #ff5555;
  border-color: #ff5555;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
}

.modal-content {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  width: 90%;
  max-width: 440px;
  max-height: 85vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.modal-content h2 {
  font-family: 'Merriweather', Georgia, serif;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group textarea {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: inherit;
}

.form-group input[type="text"]:focus,
.form-group input[type="password"]:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  resize: vertical;
}

.form-group textarea#upload-content {
  font-family: 'Menlo', 'Courier New', monospace;
  font-size: 0.8rem;
  line-height: 1.6;
  max-height: 50vh;
}

.modal-content.editing {
  max-width: 700px;
}

.file-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.4rem 0;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
  padding-top: 1rem;
  /* Sticks to the bottom of .modal-content's own scroll area, so Save/Cancel
     stay reachable no matter how long the content above grows (e.g. a
     pronunciation dictionary with many entries) — the whole point being that
     a mobile reader should never get stuck unable to scroll to Save. */
  position: sticky;
  bottom: -2rem;
  margin-bottom: -2rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.btn {
  display: inline-block;
  padding: 0.55rem 1.25rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-hover);
}

.btn-danger {
  background: rgba(255, 85, 85, 0.12);
  color: #ff8a8a;
  border: 1px solid rgba(255, 85, 85, 0.4);
}

.btn-danger:hover {
  background: #ff5555;
  color: white;
}

.btn-sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
}

/* Dictionary Modal */
.dict-help {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.dict-help code {
  background: var(--bg-tertiary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.75rem;
}

.dict-entries {
  max-height: 300px;
  overflow-y: auto;
  margin-bottom: 1rem;
}

.dict-entry {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
}

.dict-entry .dict-word {
  flex: 1;
  font-weight: 500;
  font-size: 0.85rem;
  min-width: 0;
}

.dict-entry .dict-pron-input {
  flex: 1.5;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-style: italic;
  padding: 0.3rem 0.5rem;
  border-radius: 4px;
  min-width: 0;
}

.dict-entry .dict-pron-input:focus {
  outline: none;
  border-color: var(--accent);
}

.dict-entry .dict-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  font-size: 1rem;
  line-height: 1;
  border-radius: 4px;
}

.dict-entry .dict-remove:hover {
  color: #ff5555;
  background: rgba(255, 85, 85, 0.1);
}

.dict-play, .dict-play-word, .btn-icon-sm {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.15s;
}

.dict-play-word {
  width: 24px;
  height: 24px;
  border-radius: 4px;
}

.dict-play:hover, .dict-play-word:hover, .btn-icon-sm:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.dict-add-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

.dict-add-row input {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.dict-add-row input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Shelves */
.shelves {
  position: relative;
  z-index: 1;
}

.shelf-set { display: none; }
.shelf-set.active { display: block; animation: shelfFadeIn 0.35s ease; }
@keyframes shelfFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.shelf-row {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0 0.75rem;
  /* tallest spine (237px) + its hover lift (margin-bottom: 10px) must
     already fit, or the row grows on hover and shoves the plank/rows
     below it down whenever the tallest spine in the row is hovered */
  min-height: 250px;
}

.shelf-plank {
  height: 22px;
  margin: 0 -4px 2.4rem;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--wood-hi) 0%, var(--wood-mid) 55%, var(--wood-lo) 100%);
  box-shadow: 0 1px 0 rgba(255,255,255,0.08) inset, 0 10px 18px rgba(0,0,0,0.45);
}

.spine {
  position: relative;
  appearance: none;
  border: none;
  cursor: pointer;
  font-family: 'Merriweather', Georgia, serif;
  color: rgba(255,255,255,0.92);
  background:
    linear-gradient(90deg, rgba(255,255,255,0.16), rgba(0,0,0,0.18) 12%, transparent 50%, rgba(0,0,0,0.28) 100%),
    linear-gradient(180deg, rgba(255,255,255,0.16), rgba(0,0,0,0.22) 90%),
    var(--spine-color, var(--accent));
  width: var(--spine-w, 44px);
  height: var(--spine-h, 220px);
  border-radius: 3px 3px 2px 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 0;
  writing-mode: vertical-rl;
  margin-bottom: 0;
  box-shadow: 1px 0 0 rgba(255,255,255,0.05) inset, -2px 0 6px rgba(0,0,0,0.3) inset;
  transition: margin-bottom 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease;
}

.spine-title {
  letter-spacing: 0.02em;
  line-height: 1.15;
  text-shadow: 0 1px 2px rgba(0,0,0,0.35);
  white-space: nowrap;
}

.spine-ribbon {
  position: absolute;
  top: 0;
  right: 22%;
  width: 8px;
  height: 26px;
  background: var(--lamp-glow);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 78%, 0 100%);
  box-shadow: 0 2px 6px rgba(0,0,0,0.35);
}

.spine-series-badge {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  writing-mode: horizontal-tb;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: rgba(0,0,0,0.32);
  border: 1px solid rgba(255,255,255,0.5);
  color: rgba(255,255,255,0.92);
  font-family: 'Merriweather', Georgia, serif;
  font-size: 8.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.spine:hover, .spine:focus-visible {
  margin-bottom: 10px;
  filter: brightness(1.12);
  box-shadow: 0 14px 20px -6px rgba(255,176,102,0.35), 1px 0 0 rgba(255,255,255,0.08) inset;
}
.spine:focus-visible {
  outline: 2px solid var(--lamp-glow);
  outline-offset: 3px;
}
.spine:active { margin-bottom: 4px; }

/* Synopsis popover (hover/focus preview) */
.synopsis-popover {
  position: fixed;
  z-index: 60;
  width: min(300px, 86vw);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-top: 4px solid var(--card-accent, var(--accent));
  border-radius: var(--radius);
  padding: 1.1rem 1.3rem 1.2rem;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(6px) scale(0.97);
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.synopsis-popover.visible { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }

.popover-actions {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  display: flex;
  gap: 0.35rem;
}
.popover-action-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 26px;
  height: 26px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.popover-action-btn:hover { color: var(--text-primary); border-color: var(--text-muted); }
.popover-action-btn.danger:hover { color: #ff5555; border-color: #ff5555; }

.genre-pill {
  display: inline-block;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--card-accent, var(--accent));
  border: 1px solid var(--card-accent, var(--accent));
  border-radius: 999px;
  padding: 0.16rem 0.6rem;
  margin-bottom: 0.7rem;
}
.popover-series {
  font-family: 'Menlo', 'Courier New', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--card-accent, var(--accent));
  margin: 0 0 0.3rem;
}
.popover-title {
  font-family: 'Merriweather', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0.2rem 0.25rem 0;
  text-wrap: balance;
  padding-right: 1.5rem;
}
.popover-author {
  font-family: 'Merriweather', Georgia, serif;
  font-style: italic;
  color: var(--text-secondary);
  margin: 0 0 0.7rem;
  font-size: 0.85rem;
}
.popover-desc {
  color: var(--text-primary);
  font-size: 0.85rem;
  line-height: 1.55;
  margin: 0 0 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.popover-meta {
  display: flex;
  gap: 1rem;
  font-family: 'Menlo', 'Courier New', monospace;
  font-variant-numeric: tabular-nums;
  font-size: 0.72rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.popover-hide-link {
  display: block;
  margin-top: 0.85rem;
  padding: 0;
  border: none;
  background: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}
.popover-hide-link:hover { color: var(--text-secondary); }

.hidden-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-height: 300px;
  overflow-y: auto;
  margin: 1rem 0;
}

.hidden-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.9rem;
}

.hidden-item-title {
  font-size: 0.88rem;
  font-weight: 500;
}

.hidden-item-author {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.loading {
  color: var(--text-secondary);
  text-align: center;
  padding: 3rem;
}

/* Reader View */
.reader-header {
  display: flex;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.reader-title {
  flex: 1;
  margin: 0 1rem;
  overflow: hidden;
}

.reader-title h2 {
  font-family: 'Merriweather', Georgia, serif;
  font-size: 1rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.reader-title .author {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.icon-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.icon-btn:hover {
  background: var(--bg-tertiary);
}

/* Settings Panel */
.settings-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  gap: 2rem;
  z-index: 200;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  max-width: 90vw;
  max-height: 80vh;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

.settings-panel.hidden {
  display: none;
}

.settings-column {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex-shrink: 0;
}

.settings-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 199;
}

.settings-backdrop.hidden {
  display: none;
}

.setting-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 180px;
}

.setting-group label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.setting-group select,
.setting-group input[type="range"] {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.setting-group select {
  cursor: pointer;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-primary);
}

.toggle-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  border: none;
  padding: 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

/* Reader Content */
.reader-content {
  flex: 1;
  overflow-y: auto;
  padding: 2rem;
  padding-bottom: 10rem;
}

.text-container {
  max-width: 700px;
  margin: 0 auto;
  font-family: 'Merriweather', Georgia, serif;
  font-size: 18px;
  line-height: 1.8;
  color: var(--text-primary);
}

.text-container .paragraph {
  margin-bottom: 1.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
  cursor: pointer;
}

.text-container .paragraph:hover {
  background: var(--bg-secondary);
}

.text-container .paragraph.active {
  background: var(--accent-dim);
  border-left: 3px solid var(--accent);
}

.text-container .paragraph.played {
  opacity: 0.6;
}

.text-container h1, .text-container h2, .text-container h3 {
  font-family: 'Inter', sans-serif;
  margin-bottom: 1rem;
  margin-top: 2rem;
  color: var(--text-primary);
}

.text-container h1 { font-size: 1.75rem; }
.text-container h2 { font-size: 1.4rem; }
.text-container h3 { font-size: 1.15rem; }

/* Player Bar */
.player-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem 1.25rem;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.progress-container {
  margin-bottom: 0.75rem;
}

.progress-bar {
  width: 100%;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
}

.progress-bar:hover {
  height: 6px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  width: 0%;
  transition: width 0.1s linear;
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.player-controls {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
}

.player-controls-transport {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

.player-controls-side {
  min-width: 0;
}

.volume-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: end;
}

.volume-control #volume-slider {
  width: 90px;
}

.control-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.control-btn:hover {
  background: var(--bg-tertiary);
  color: var(--accent);
}

.play-btn {
  background: var(--accent);
  color: white;
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.play-btn:hover {
  background: var(--accent-hover);
  color: white;
  transform: scale(1.05);
}

.hidden {
  display: none !important;
}

/* Responsive */
@media (max-width: 768px) {
  .room {
    padding: 2rem 1rem 3rem;
  }

  .room-header {
    align-items: flex-start;
  }

  .shelf-row {
    gap: 0.4rem;
  }

  .reader-content {
    padding: 1.5rem 1rem;
  }

  .text-container {
    font-size: 16px;
  }

}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 6rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  z-index: 9999;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.toast.visible {
  opacity: 1;
  pointer-events: auto;
}

.toast.error {
  border-color: #ff5555;
  color: #ff5555;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

@media (prefers-reduced-motion: reduce) {
  .spine, .synopsis-popover, .shelf-set.active, .account-dropdown {
    animation: none !important;
    transition: none !important;
  }
}