/* ===== StoryForge — Editorial Design v2 ===== */

:root {
  --bg:             #f5f3ee;
  --surface:        #ffffff;
  --surface-2:      #eeebe3;
  --border:         #d9d3c8;
  --border-light:   #e5e0d5;

  --sb-bg:          #181816;
  --sb-hover:       #232320;
  --sb-active:      #2d2d29;
  --sb-text:        #9c9280;
  --sb-text-active: #ede8dc;
  --sb-border:      #252522;
  --sb-label:       #484540;

  --text:           #1a1917;
  --text-muted:     #5c5650;
  --text-faint:     #968e84;

  --accent:         #7a5a3c;
  --accent-hover:   #96714e;
  --accent-light:   #f2e8de;

  --success:        #3a6e52;
  --warning:        #a06c20;
  --danger:         #8f2828;
  --info:           #25527a;

  --sidebar-w:      228px;
  --content-hdr:    54px;
  --radius:         6px;
  --radius-lg:      8px;
  --radius-xl:      12px;

  --font-serif: 'Lora', Georgia, 'Times New Roman', serif;
  --font-ui:    'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;

  --shadow-xs:  0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm:  0 1px 5px rgba(0,0,0,0.08);
  --shadow:     0 3px 10px rgba(0,0,0,0.09);
  --shadow-lg:  0 6px 24px rgba(0,0,0,0.11);
  --book-sh:    -3px 3px 8px rgba(0,0,0,0.22), 3px 4px 16px rgba(0,0,0,0.14);
  --book-sh-hv: -4px 10px 22px rgba(0,0,0,0.26), 4px 8px 28px rgba(0,0,0,0.18);

  --transition: 0.18s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }

body {
  font-family: var(--font-serif);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-faint); }

/* ===== Typography ===== */
h1 { font-family: var(--font-serif); font-size: 2rem; font-weight: 500; line-height: 1.2; letter-spacing: -0.01em; }
h2 { font-family: var(--font-serif); font-size: 1.45rem; font-weight: 500; line-height: 1.3; }
h3 { font-family: var(--font-serif); font-size: 1.1rem; font-weight: 400; }
h4 { font-family: var(--font-ui); font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.11em; color: var(--text-faint); }
a  { color: inherit; text-decoration: none; transition: color var(--transition); }
p  { color: var(--text-muted); line-height: 1.75; }
strong { font-weight: 600; }
em { font-style: italic; }

/* Global SVG icon stroke */
svg { stroke-width: 1.5; }

/* ===== App Shell ===== */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* ===== Sidebar ===== */
.sidebar {
  background: var(--sb-bg);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 200;
}
.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--sb-border); }

.sidebar-brand {
  padding: 2rem 1.5rem 1.6rem;
  border-bottom: 1px solid var(--sb-border);
  flex-shrink: 0;
}
.sidebar-brand a {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: #ede8dc;
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.sidebar-brand a small {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--sb-label);
  margin-top: 0.25rem;
  font-style: normal;
}

.sidebar-nav { flex: 1; padding: 0.75rem 0; }

.sidebar-section { padding: 0.75rem 0 0.5rem; }
.sidebar-section-label {
  font-family: var(--font-ui);
  font-size: 0.58rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--sb-label);
  padding: 0 1.5rem 0.5rem;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--sb-text);
  border-left: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
  overflow: hidden;
}
.sidebar-item svg { flex-shrink: 0; opacity: 0.5; transition: opacity var(--transition); }
.sidebar-item:hover { background: var(--sb-hover); color: var(--sb-text-active); }
.sidebar-item:hover svg { opacity: 0.85; }
.sidebar-item.active {
  background: var(--sb-active);
  color: var(--sb-text-active);
  border-left-color: var(--accent);
  font-weight: 500;
}
.sidebar-item.active svg { opacity: 1; }

.sidebar-divider { height: 1px; background: var(--sb-border); margin: 0.75rem 1.5rem; }

.sidebar-footer {
  flex-shrink: 0;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--sb-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.sidebar-user { display: flex; align-items: center; gap: 0.6rem; min-width: 0; }
.sidebar-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sidebar-username {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--sb-text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-logout {
  display: flex; padding: 0.3rem;
  color: var(--sb-label);
  border-radius: var(--radius);
  transition: color var(--transition);
}
.sidebar-logout:hover { color: var(--sb-text); }

/* ===== App Body ===== */
.app-body { min-width: 0; display: flex; flex-direction: column; }

/* ===== Content Header ===== */
.content-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0 2.5rem;
  height: var(--content-hdr);
  background: var(--surface);
  border-bottom: 1px solid var(--border-light);
  position: sticky; top: 0; z-index: 100;
}
.search-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 0.4rem 0.9rem;
  flex: 1; max-width: 320px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.search-wrap svg { color: var(--text-faint); flex-shrink: 0; }
.search-wrap input {
  background: none; border: none; outline: none;
  font-family: var(--font-ui); font-size: 0.82rem;
  color: var(--text); width: 100%;
}
.search-wrap input::placeholder { color: var(--text-faint); }
.content-header-book {
  font-family: var(--font-serif);
  font-size: 0.85rem; font-style: italic;
  color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 200px; margin-left: auto;
}

/* ===== Main ===== */
.main {
  flex: 1;
  padding: 3rem;
  max-width: 1300px;
  width: 100%;
}

/* ===== Page Header ===== */
.page-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.page-header h1 { font-family: var(--font-serif); }
.page-header .subtitle {
  font-family: var(--font-ui); font-size: 0.78rem;
  color: var(--text-faint); margin-top: 0.35rem;
}

/* ===== Alerts ===== */
.alert {
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius);
  font-family: var(--font-ui); font-size: 0.82rem;
  margin-bottom: 1.5rem;
  border: 1.5px solid;
  line-height: 1.5;
}
.alert-success { background: #eef7f2; color: var(--success); border-color: #b8dac8; }
.alert-error   { background: #fdf0f0; color: var(--danger);  border-color: #e5bebe; }
.alert-info    { background: #edf3fa; color: var(--info);    border-color: #b5c8db; }
.alert-warning { background: #fdf6e8; color: var(--warning); border-color: #d8c09a; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius);
  font-family: var(--font-ui); font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer; border: 1.5px solid transparent;
  transition: all var(--transition); white-space: nowrap; line-height: 1;
}
.btn-primary  { background: var(--text); color: var(--surface); border-color: var(--text); }
.btn-primary:hover { background: #2a2724; border-color: #2a2724; color: var(--surface); }
.btn-secondary { background: var(--surface); color: var(--text-muted); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--text-muted); color: var(--text); background: var(--bg); }
.btn-danger   { background: transparent; color: var(--danger); border-color: #ddc5c5; }
.btn-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-ghost    { background: transparent; border-color: transparent; color: var(--text-muted); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-sm  { padding: 0.35rem 0.75rem; font-size: 0.73rem; }
.btn-lg  { padding: 0.7rem 1.4rem; font-size: 0.85rem; }

/* ===== Book Grid (Shelf) ===== */
.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(192px, 1fr));
  gap: 3rem 2.25rem;
}

.book-item { display: flex; flex-direction: column; gap: 0.9rem; cursor: grab; }
.book-item:active { cursor: grabbing; }
.book-cover-link { display: block; text-decoration: none; }

.book-cover-wrap {
  position: relative;
  aspect-ratio: 2 / 3;
  border-radius: 2px 6px 6px 2px;
  overflow: hidden;
  box-shadow: var(--book-sh);
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}
.book-cover-wrap::before {
  content: '';
  position: absolute; left: 0; top: 0;
  width: 10px; height: 100%;
  background: linear-gradient(to right, rgba(0,0,0,0.25), rgba(0,0,0,0.05));
  z-index: 2; pointer-events: none;
}
.book-cover-wrap::after {
  content: '';
  position: absolute; right: 0; top: 0;
  width: 5px; height: 100%;
  background: rgba(255,255,255,0.14);
  z-index: 2; pointer-events: none;
}
.book-cover-link:hover .book-cover-wrap {
  transform: translateY(-8px) rotate(0.8deg);
  box-shadow: var(--book-sh-hv);
}
.book-cover-img { width: 100%; height: 100%; object-fit: cover; display: block; }

.book-cover-text {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 1.25rem 1rem; text-align: center;
}
.book-cover-rule { width: 38%; height: 1px; background: rgba(255,255,255,0.28); flex-shrink: 0; }
.book-cover-title {
  font-family: var(--font-serif); font-size: clamp(0.7rem, 1.6vw, 0.95rem);
  font-weight: 400; color: rgba(255,255,255,0.93);
  line-height: 1.35; margin: 0.6rem 0;
}
.book-cover-subtitle {
  font-family: var(--font-serif); font-style: italic;
  font-size: 0.52rem; color: rgba(255,255,255,0.68);
  margin-top: 0.25rem; line-height: 1.4;
}
.book-cover-genre {
  font-family: var(--font-ui); font-size: 0.52rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: rgba(255,255,255,0.48); margin-top: 0.55rem;
}

.book-info-below { padding: 0 0.25rem; }
.book-info-title {
  font-family: var(--font-serif); font-size: 0.88rem;
  color: var(--text); line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.book-info-status {
  font-family: var(--font-ui); font-size: 0.63rem;
  text-transform: uppercase; letter-spacing: 0.09em;
  color: var(--text-faint); margin-top: 0.25rem;
}

/* Ghost "New book" card */
.book-ghost-card {
  display: flex; flex-direction: column; gap: 0.9rem;
}
.book-ghost-link {
  display: block; text-decoration: none;
  aspect-ratio: 2 / 3;
  border: 2px dashed var(--border);
  border-radius: 2px 6px 6px 2px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-faint);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.book-ghost-link:hover {
  border-color: var(--accent); color: var(--accent);
  background: var(--accent-light);
}
.book-ghost-inner { text-align: center; }
.book-ghost-icon { margin: 0 auto 0.5rem; display: flex; justify-content: center; }
.book-ghost-label { font-family: var(--font-ui); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
.book-ghost-info { padding: 0 0.25rem; }
.book-ghost-info-title { font-family: var(--font-ui); font-size: 0.78rem; color: var(--text-faint); }

/* ===== Cards ===== */
.card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
}
.card-body { padding: 1.5rem; }

/* ===== Stats Grid ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2.5rem;
  background: var(--border);
  gap: 1px;
}
.stat-card {
  background: var(--surface);
  padding: 1.5rem 1.25rem; text-align: center;
}
.stat-value {
  font-family: var(--font-serif); font-size: 2rem; font-weight: 500;
  color: var(--text); line-height: 1;
}
.stat-label {
  font-family: var(--font-ui); font-size: 0.62rem;
  text-transform: uppercase; letter-spacing: 0.11em;
  color: var(--text-faint); margin-top: 0.4rem;
}

/* ===== Activity Items ===== */
.activity-item {
  display: flex; align-items: center; gap: 0.9rem;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition);
}
.activity-item:last-child { border-bottom: none; }
.activity-item:hover { background: var(--bg); }
.activity-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; border-radius: var(--radius); overflow: hidden;
  background: var(--surface-2);
}
.activity-icon img { width: 100%; height: 100%; object-fit: cover; }
.activity-meta {
  font-family: var(--font-ui); font-size: 0.72rem;
  color: var(--text-faint); margin-top: 0.12rem;
}

/* ===== Forms ===== */
.form-group { margin-bottom: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-label {
  display: block;
  font-family: var(--font-ui); font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.09em;
  color: var(--text-muted); margin-bottom: 0.5rem;
}
.form-control {
  width: 100%;
  padding: 0.65rem 0.9rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-ui); font-size: 0.85rem;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none; line-height: 1.5;
}
.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
  background: var(--surface);
}
.form-control::placeholder { color: var(--text-faint); }
textarea.form-control { resize: vertical; min-height: 110px; line-height: 1.65; font-family: var(--font-serif); }
select.form-control {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23968e84'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.9rem center;
  padding-right: 2.25rem;
}
.form-hint {
  font-family: var(--font-ui); font-size: 0.72rem;
  color: var(--text-faint); margin-top: 0.35rem;
}

/* ===== Tabs ===== */
.tabs {
  display: flex; border-bottom: 1.5px solid var(--border);
  gap: 0; margin-bottom: 2rem;
}
.tab-btn {
  font-family: var(--font-ui); font-size: 0.8rem; font-weight: 500;
  padding: 0.65rem 1.25rem; color: var(--text-muted);
  border: none; background: none; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1.5px;
  transition: color var(--transition), border-color var(--transition);
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--text); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== Badges ===== */
.badge {
  display: inline-flex; align-items: center;
  padding: 0.2rem 0.55rem; border-radius: 4px;
  font-family: var(--font-ui); font-size: 0.62rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.07em;
}
.badge-idea      { background: #f0edff; color: #4a3a90; }
.badge-planning  { background: #fffbe8; color: #7a5500; }
.badge-writing   { background: #eaf5ee; color: #2a5838; }
.badge-revision  { background: #fff2e8; color: #7a3200; }
.badge-finished  { background: #e8f4ea; color: #1a4828; }
.badge-draft     { background: var(--surface-2); color: var(--text-faint); }
.badge-in_progress { background: #eaf2ff; color: #1a3890; }
.badge-complete  { background: #eaf5ee; color: #2a5838; }

/* ===== Empty State ===== */
.empty-state {
  text-align: center; padding: 5rem 2rem; color: var(--text-faint);
}
.empty-state h3 {
  font-family: var(--font-serif); font-size: 1.15rem; font-weight: 400;
  color: var(--text-muted); margin-bottom: 0.6rem;
}
.empty-state p {
  font-family: var(--font-ui); font-size: 0.85rem; margin-bottom: 1.5rem;
}
.empty-icon { width: 52px; height: 52px; margin: 0 auto 1.5rem; color: var(--border); }

/* ===== Table ===== */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th {
  font-family: var(--font-ui); font-size: 0.63rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.11em; color: var(--text-faint);
  padding: 0.7rem 1.1rem; text-align: left; border-bottom: 1.5px solid var(--border);
}
td {
  padding: 0.85rem 1.1rem; font-size: 0.88rem;
  border-bottom: 1px solid var(--border-light); vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg); }

/* ===== Chapter Split Editor ===== */
.editor-page .main { padding: 0; max-width: none; overflow: hidden; }

.editor-shell {
  display: flex; flex-direction: column;
  height: calc(100vh - var(--content-hdr));
  overflow: hidden;
}

.editor-topbar {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.65rem 1.5rem;
  background: var(--surface);
  border-bottom: 1.5px solid var(--border);
  flex-shrink: 0; flex-wrap: wrap;
}
.editor-topbar-left  { display: flex; align-items: center; gap: 0.75rem; flex: 1; min-width: 0; }
.editor-topbar-right { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }

.editor-title-bar {
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border-light);
  flex-shrink: 0;
}
.editor-title-input {
  width: 100%; background: none; border: none; outline: none;
  font-family: var(--font-serif); font-size: 1.3rem; font-weight: 500;
  color: var(--text); line-height: 1.3;
}
.editor-title-input::placeholder { color: var(--text-faint); }

.editor-body {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr 260px;
  overflow: hidden;
  min-height: 0;
}

.editor-pane {
  display: flex; flex-direction: column; overflow: hidden;
  border-right: 1px solid var(--border);
}
.editor-pane:last-child { border-right: none; }

.editor-pane-label {
  padding: 0.5rem 1.75rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-ui); font-size: 0.6rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-faint);
  flex-shrink: 0;
}

.editor-pane-scroll {
  flex: 1; overflow-y: auto; padding: 2.5rem 2.75rem;
}

/* Preview pane — fully white with inner shadow */
.pane-preview .editor-pane-scroll {
  background: #fff;
  padding: 3rem 3.5rem;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.07), inset 0 2px 12px rgba(0,0,0,0.05);
}

.book-page {
  width: 100%;
}

.book-page-inner {
  max-width: 560px;
  margin: 0 auto;
}

.chapter-preview-title {
  font-family: var(--font-serif);
  font-size: 1.5rem; font-weight: 500;
  color: #1a1917; text-align: center;
  margin-bottom: 2rem; padding-bottom: 1.5rem;
  border-bottom: 1px solid #e5e0d5;
  letter-spacing: -0.01em; min-height: 1em;
}

.prose-preview {
  font-family: var(--font-serif); font-size: 1.025rem;
  line-height: 1.9; color: #1a1917;
}
.prose-preview h1 { font-size: 1.65rem; font-weight: 500; margin: 0 0 1.5rem; color: #1a1917; text-align: center; letter-spacing: -0.01em; }
.prose-preview h2 { font-size: 1.2rem; font-weight: 500; margin: 2rem 0 0.65rem; color: #1a1917; }
.prose-preview h3 { font-size: 1rem; font-weight: 500; margin: 1.5rem 0 0.5rem; color: #1a1917; }
.prose-preview p  { margin: 0 0 1.35rem; color: #1a1917; text-align: justify; }
.prose-preview p:first-child { text-indent: 0; }
.prose-preview p + p { margin-top: -0.35rem; }
.prose-preview strong { font-weight: 600; }
.prose-preview em { font-style: italic; }
.prose-preview blockquote {
  border-left: 2px solid #c9b89a; padding: 0.25rem 0 0.25rem 1.5rem;
  margin: 1.5rem 0; color: #5c5650; font-style: italic;
}
.prose-preview ul, .prose-preview ol {
  margin: 0 0 1rem 1.5rem; color: #1a1917;
}
.prose-preview li { margin-bottom: 0.35rem; }
.prose-preview hr {
  border: none; border-top: 1px solid #d9d3c8;
  margin: 2.5rem auto; width: 40%;
}
.prose-preview code {
  font-family: 'Courier New', monospace; font-size: 0.88em;
  background: #f5f3ee; padding: 0.1em 0.4em; border-radius: 3px;
  color: #5c5650;
}

/* Write pane */
.prose-editor {
  outline: none;
  min-height: 100%;
  font-family: var(--font-serif); font-size: 1rem;
  line-height: 1.85; color: var(--text);
  caret-color: var(--accent);
  white-space: pre-wrap; word-break: break-word;
  -webkit-user-modify: read-write-plaintext-only;
}
.prose-editor:empty::before {
  content: attr(data-placeholder);
  color: var(--text-faint); pointer-events: none;
}

/* Editor right sidebar */
.editor-sidebar {
  overflow-y: auto;
  padding: 1.25rem 1.25rem;
  background: var(--surface);
  display: flex; flex-direction: column; gap: 0;
}
.editor-sidebar h4 { margin-bottom: 0.5rem; }

/* Autosave indicator */
.autosave-indicator {
  display: flex; align-items: center; gap: 0.4rem;
  font-family: var(--font-ui); font-size: 0.72rem;
  color: var(--text-faint); font-style: italic;
}
.autosave-indicator.saving svg { animation: spin 1s linear infinite; }
.autosave-indicator.saved { color: var(--success); }
@keyframes spin { to { transform: rotate(360deg); } }

.word-count {
  font-family: var(--font-ui); font-size: 0.72rem;
  color: var(--text-faint); font-variant-numeric: tabular-nums;
}

/* Linked items in editor sidebar */
.linked-list { display: flex; flex-direction: column; gap: 2px; margin-bottom: 0.75rem; }
.linked-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.35rem 0.6rem;
  background: var(--bg); border-radius: var(--radius);
  font-family: var(--font-ui); font-size: 0.75rem; color: var(--text-muted);
  transition: background var(--transition);
}
.linked-item:hover { background: var(--surface-2); }
.remove-btn {
  background: none; border: none; cursor: pointer;
  color: var(--text-faint); font-size: 0.75rem; padding: 0 0.25rem;
  transition: color var(--transition); line-height: 1;
}
.remove-btn:hover { color: var(--text); }

/* ===== Cytoscape Network ===== */
#cy, #cy-container {
  width: 100%;
  height: 580px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
}

/* ===== Modal ===== */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(20,18,16,0.55); backdrop-filter: blur(3px);
  z-index: 500; align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%; max-width: 480px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-lg);
  margin: 1rem;
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border-light);
}
.modal-header h3 { font-family: var(--font-serif); font-size: 1rem; font-weight: 400; }
.modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--text-faint); font-size: 1.1rem; padding: 0.25rem;
  line-height: 1; transition: color var(--transition);
}
.modal-close:hover { color: var(--text); }
.modal form { padding: 1.5rem; }
.modal-footer {
  display: flex; align-items: center; justify-content: flex-end; gap: 0.75rem;
  padding: 1rem 1.5rem; border-top: 1px solid var(--border-light);
}

/* ===== Image Gallery ===== */
.image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.75rem;
}
.gallery-item {
  position: relative; aspect-ratio: 1;
  border-radius: var(--radius); overflow: hidden;
  border: 1.5px solid var(--border);
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-item-del {
  position: absolute; top: 4px; right: 4px;
  width: 24px; height: 24px;
  background: rgba(0,0,0,0.6); color: #fff;
  border: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; opacity: 0; transition: opacity var(--transition);
}
.gallery-item:hover .gallery-item-del { opacity: 1; }

/* ===== Timeline ===== */
.timeline-event {
  display: flex; gap: 1.1rem;
  padding: 1.1rem 0; border-bottom: 1px solid var(--border-light);
}
.timeline-dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 0.5rem; flex-shrink: 0; }
.timeline-date { font-family: var(--font-ui); font-size: 0.72rem; color: var(--text-faint); margin-top: 0.15rem; }
.timeline-title { font-family: var(--font-serif); font-size: 0.95rem; color: var(--text); }

/* ===== Drag list ===== */
.drag-list { display: flex; flex-direction: column; gap: 0.5rem; }
.drag-item {
  background: var(--surface); border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.9rem 1.1rem;
  display: flex; align-items: center; gap: 0.75rem;
  cursor: grab; transition: box-shadow var(--transition), background var(--transition);
}
.drag-item:hover { background: var(--bg); }
.drag-item:active { cursor: grabbing; }
.drag-handle { color: var(--border); flex-shrink: 0; }
.drag-item.sortable-ghost { opacity: 0.35; }

/* ===== Breadcrumbs ===== */
.breadcrumbs {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-ui); font-size: 0.75rem;
  color: var(--text-faint); margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.breadcrumbs a { color: var(--text-muted); transition: color var(--transition); }
.breadcrumbs a:hover { color: var(--text); }
.breadcrumbs .sep { color: var(--border); }

/* ===== Profile (legacy stubs kept for any remaining uses) ===== */
.profile-layout { display: grid; grid-template-columns: 240px 1fr; gap: 2rem; }
.profile-sidebar { background: var(--surface); border: 1.5px solid var(--border); border-radius: var(--radius-lg); padding: 1.5rem; }
.profile-name { font-family: var(--font-serif); font-size: 1.15rem; color: var(--text); margin-top: 0.75rem; font-weight: 400; }
.profile-meta { font-family: var(--font-serif); font-style: italic; font-size: 0.85rem; color: var(--text-muted); margin-top: 0.2rem; }
.profile-avatar { width: 100%; aspect-ratio: 3/4; border-radius: var(--radius-lg); object-fit: cover; border: 1.5px solid var(--border); }
.profile-avatar-placeholder {
  width: 100%; aspect-ratio: 3/4; border-radius: var(--radius-lg);
  background: var(--surface-2); border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
}
.info-row { display: flex; justify-content: space-between; align-items: baseline; padding: 0.4rem 0; border-bottom: 1px solid var(--border-light); font-family: var(--font-ui); font-size: 0.78rem; }
.info-row:last-child { border-bottom: none; }
.info-label { color: var(--text-faint); }
.info-value { color: var(--text); font-weight: 500; }
.profile-meta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem 1.5rem; }
.profile-meta-item label { display: block; font-family: var(--font-ui); font-size: 0.63rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-faint); margin-bottom: 0.2rem; }
.profile-meta-item span { font-family: var(--font-serif); font-size: 0.92rem; color: var(--text); }

/* ===== Character Dossier / Profile Hero ===== */
.char-hero {
  background: var(--sb-bg);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin-bottom: 2rem;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 2.5rem;
  align-items: start;
}
.char-hero-avatar {
  width: 160px; height: 213px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #252522;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.08);
}
.char-hero-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.char-hero-avatar svg { color: rgba(255,255,255,0.18); }
.char-hero-info { color: var(--sb-text-active); min-width: 0; }
.char-hero-name {
  font-family: var(--font-serif); font-size: 2rem; font-weight: 400;
  color: #ede8dc; line-height: 1.15; margin-bottom: 0.25rem;
}
.char-hero-alias {
  font-family: var(--font-serif); font-style: italic;
  font-size: 0.95rem; color: rgba(237,232,220,0.45);
  margin-bottom: 0.75rem;
}
.char-hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 1.25rem 2rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.char-hero-meta-item label {
  display: block;
  font-family: var(--font-ui); font-size: 0.57rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: rgba(156,146,128,0.7); margin-bottom: 0.25rem;
}
.char-hero-meta-item span {
  font-family: var(--font-serif); font-size: 0.88rem;
  color: rgba(237,232,220,0.8); line-height: 1.4;
}
.char-hero-actions {
  display: flex; gap: 0.5rem; margin-top: 1.5rem; flex-wrap: wrap;
}
.char-hero-actions .btn-secondary {
  background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12);
  color: var(--sb-text-active);
}
.char-hero-actions .btn-secondary:hover { background: rgba(255,255,255,0.11); }
.char-hero-actions .btn-danger {
  background: rgba(143,40,40,0.25); border-color: rgba(143,40,40,0.45);
  color: #f5aaaa;
}
.char-hero-actions .btn-danger:hover { background: rgba(143,40,40,0.38); }

/* Profile content cards */
.profile-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin-bottom: 1.25rem;
}
.profile-card-label {
  font-family: var(--font-ui); font-size: 0.62rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-faint);
  margin-bottom: 0.85rem;
}
.profile-card-text {
  font-family: var(--font-serif); font-size: 0.97rem;
  color: var(--text); line-height: 1.8;
}
.profile-trait-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem; margin-bottom: 1.25rem;
}
.profile-trait-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
}
.profile-trait-card.card-traits     { border-top: 3px solid #4f9cf9; }
.profile-trait-card.card-goals      { border-top: 3px solid #34c77b; }
.profile-trait-card.card-weaknesses { border-top: 3px solid #f7a94a; }

/* Inline relationship list + editor */
.rel-list { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.rel-item {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.875rem 1rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition);
}
.rel-item:hover { border-color: var(--accent); }
.rel-item-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  overflow: hidden; flex-shrink: 0;
  background: var(--surface-2);
  display: flex; align-items: center; justify-content: center;
}
.rel-item-avatar img { width: 100%; height: 100%; object-fit: cover; }
.rel-item-info { flex: 1; min-width: 0; }
.rel-item-name { font-family: var(--font-serif); font-size: 0.95rem; color: var(--text); }
.rel-item-type { font-family: var(--font-ui); font-size: 0.72rem; color: var(--text-faint); margin-top: 0.1rem; }
.rel-type-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  margin-right: 0.35rem; vertical-align: middle; flex-shrink: 0;
}
.rel-add-form {
  background: var(--bg);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

/* ===== Toast ===== */
#toast-container {
  position: fixed; bottom: 1.75rem; right: 1.75rem;
  z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem;
  pointer-events: none;
}
.toast {
  font-family: var(--font-ui); font-size: 0.78rem;
  padding: 0.7rem 1.1rem; border-radius: var(--radius);
  box-shadow: var(--shadow-lg); pointer-events: auto;
  max-width: 320px; line-height: 1.45;
}
.toast.info    { background: var(--sb-bg); color: var(--sb-text-active); }
.toast.success { background: #eaf5ed; color: var(--success); border: 1.5px solid #b5d5c4; }
.toast.error   { background: #fdf0f0; color: var(--danger); border: 1.5px solid #e5bebe; }

/* ===== Misc helpers ===== */
.text-muted { color: var(--text-muted); }
.text-faint  { color: var(--text-faint); }
.text-sm     { font-size: 0.85rem; }
.text-xs     { font-size: 0.73rem; font-family: var(--font-ui); }
.divider     { height: 1px; background: var(--border); margin: 1.5rem 0; }
.sortable-ghost { opacity: 0.35; }
.btn-group { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ===== Chapter TOC ===== */
.chapter-toc { display: flex; flex-direction: column; }
.chapter-toc-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr auto;
  align-items: baseline;
  gap: 0 1.25rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--border-light);
  text-decoration: none;
  color: inherit;
  transition: background var(--transition);
  cursor: pointer;
}
.chapter-toc-item:first-child { border-top: 1px solid var(--border-light); }
.chapter-toc-item:hover { background: var(--surface-2); margin: 0 -1.5rem; padding-left: 1.5rem; padding-right: 1.5rem; }
.chapter-toc-num {
  font-family: var(--font-serif); font-size: 1.1rem; font-weight: 400;
  color: var(--text-faint); text-align: right; padding-right: 0.5rem;
  border-right: 1px solid var(--border);
}
.chapter-toc-title { font-family: var(--font-serif); font-size: 1rem; color: var(--text); font-weight: 400; }
.chapter-toc-summary { font-family: var(--font-ui); font-size: 0.73rem; color: var(--text-faint); margin-top: 0.2rem; }
.chapter-toc-meta {
  text-align: right; font-family: var(--font-ui); font-size: 0.72rem; color: var(--text-faint);
  display: flex; flex-direction: column; gap: 0.2rem; align-items: flex-end;
}
.chapter-toc-actions {
  display: flex; gap: 0.35rem; align-items: center;
  opacity: 0; transition: opacity var(--transition); margin-left: 0.75rem;
}
.chapter-toc-item:hover .chapter-toc-actions { opacity: 1; }
.chapter-toc-drag {
  display: flex; align-items: center;
  color: var(--border); cursor: grab; padding: 0 0.25rem;
}

/* ===== Book Detail Nav Tiles ===== */
.book-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.875rem;
  margin-bottom: 0.5rem;
}
.book-nav-tile {
  display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end;
  text-align: left; text-decoration: none;
  padding: 1.5rem 1.25rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  gap: 0.3rem;
  min-height: 110px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.book-nav-tile:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(122,90,60,0.12);
  transform: translateY(-2px);
}
.book-nav-tile-label { font-family: var(--font-ui); font-size: 0.72rem; font-weight: 600; color: var(--text); text-transform: uppercase; letter-spacing: 0.07em; }
.book-nav-tile-desc { font-family: var(--font-ui); font-size: 0.68rem; color: var(--text-faint); }

/* ===== Character Cards Grid ===== */
.char-role-section { margin-bottom: 2.5rem; }
.char-role-heading {
  font-family: var(--font-ui); font-size: 0.62rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-faint);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.char-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.5rem 1.25rem;
}
.char-card {
  display: flex; flex-direction: column;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none; color: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.char-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 18px rgba(0,0,0,0.09);
  transform: translateY(-2px);
}
.char-card-avatar {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--surface-2);
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--border-light);
}
.char-card-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.char-card-avatar svg { color: var(--border); }
.char-card-body { padding: 0.75rem 0.875rem 0.875rem; }
.char-card-name { font-family: var(--font-serif); font-size: 0.9rem; color: var(--text); font-weight: 400; line-height: 1.3; }
.char-card-alias { font-family: var(--font-ui); font-size: 0.68rem; color: var(--text-faint); margin-top: 0.2rem; }
.char-card-role { margin-top: 0.5rem; }

/* ===== Search Results ===== */
.search-results { max-width: 680px; }
.search-group { margin-bottom: 2.5rem; }
.search-group-label {
  font-family: var(--font-ui); font-size: 0.62rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-faint);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.search-result {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border-light);
}
.search-result:last-child { border-bottom: none; }
.search-result-title {
  font-family: var(--font-serif); font-size: 1.1rem; font-weight: 400;
  color: var(--accent); line-height: 1.4; margin-bottom: 0.3rem;
  text-decoration: none; display: block;
}
.search-result-title:hover { text-decoration: underline; color: var(--accent-hover); }
.search-result-snippet {
  font-family: var(--font-ui); font-size: 0.82rem;
  color: var(--text-muted); line-height: 1.55; margin-bottom: 0.3rem;
}
.search-result-path {
  font-family: var(--font-ui); font-size: 0.72rem;
  color: var(--success); letter-spacing: 0.01em;
}

/* ===== Emotion Chart ===== */
.emotion-chart { display: flex; flex-direction: column; gap: 0.55rem; }
.emotion-bar-row { display: grid; grid-template-columns: 90px 1fr 28px; gap: 0.5rem; align-items: center; }
.emotion-bar-label { font-family: var(--font-ui); font-size: 0.72rem; color: var(--text-muted); text-align: right; }
.emotion-bar-track { height: 8px; background: var(--surface-2); border-radius: 4px; overflow: hidden; }
.emotion-bar-fill { height: 100%; border-radius: 4px; transition: width 0.4s ease; }
.emotion-bar-count { font-family: var(--font-ui); font-size: 0.7rem; color: var(--text-faint); }

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex; align-items: center; gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
  padding: 0.9rem 1.25rem;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
}
.filter-group { display: flex; align-items: center; gap: 0.55rem; }
.filter-label {
  font-family: var(--font-ui); font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-faint); white-space: nowrap;
}
.filter-select {
  font-family: var(--font-ui); font-size: 0.8rem;
  border: 1.5px solid var(--border); border-radius: var(--radius);
  background: var(--bg); color: var(--text);
  padding: 0.35rem 1.8rem 0.35rem 0.6rem;
  cursor: pointer; outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23968e84' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  transition: border-color var(--transition);
}
.filter-select:focus { border-color: var(--accent); }

/* ===== Book Series Badge ===== */
.book-series-badge {
  display: inline-flex; align-items: center; gap: 0.3rem;
  font-family: var(--font-ui); font-size: 0.65rem; font-weight: 500;
  color: var(--accent); background: var(--accent-light);
  border-radius: 3px; padding: 0.18rem 0.5rem;
  text-decoration: none; transition: background var(--transition);
  white-space: nowrap;
}
.book-series-badge:hover { background: #e8d8ca; color: var(--accent); }

/* ===== Book Info Meta Row ===== */
.book-info-meta {
  display: flex; align-items: center; gap: 0.4rem;
  flex-wrap: wrap; margin-top: 0.2rem;
}
.book-info-status {
  font-family: var(--font-ui); font-size: 0.67rem;
  color: var(--text-faint);
}

/* ===== Updated Book Nav Tiles (with count) ===== */
.book-nav-tile-count {
  font-family: var(--font-serif); font-size: 1.6rem; font-weight: 400;
  color: var(--text); line-height: 1; margin-bottom: 0.2rem;
}
.book-nav-tile--stat { cursor: default; }
.book-nav-tile--stat:hover {
  border-color: var(--border); background: var(--surface);
  box-shadow: none; transform: none; color: var(--text-muted);
}
.book-nav-tile .book-nav-tile-icon {
  position: absolute; bottom: 1rem; right: 1rem;
  opacity: 0.11; color: var(--text);
  transition: opacity var(--transition);
}
.book-nav-tile:hover .book-nav-tile-icon { opacity: 0.2; }
.book-nav-tile { position: relative; overflow: hidden; }

/* ===== Series List ===== */
.series-list {
  display: flex; flex-direction: column; gap: 1.25rem;
}
.series-item {
  display: flex; gap: 1.5rem; align-items: flex-start;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.series-item:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.series-cover-link { flex-shrink: 0; }
.series-cover {
  width: 72px; height: 108px;
  border-radius: 2px 5px 5px 2px;
  overflow: hidden;
  box-shadow: var(--book-sh);
  position: relative;
}
.series-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.series-cover-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #2d3748, #1a2230);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.25);
}
.series-book-count {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.55);
  font-family: var(--font-ui); font-size: 0.58rem; font-weight: 600;
  color: rgba(255,255,255,0.85); text-align: center;
  padding: 0.2rem;
}
.series-info { flex: 1; min-width: 0; }
.series-title {
  font-family: var(--font-serif); font-size: 1.15rem; font-weight: 400;
  color: var(--text); display: block; margin-bottom: 0.35rem;
  transition: color var(--transition);
}
.series-title:hover { color: var(--accent); }
.series-desc {
  font-family: var(--font-ui); font-size: 0.82rem;
  color: var(--text-muted); line-height: 1.55; margin-bottom: 0.75rem;
}
.series-actions { display: flex; gap: 0.25rem; flex-wrap: wrap; }

/* ===== Mobile Sidebar Toggle ===== */
.sidebar-mobile-toggle {
  display: none; position: fixed;
  bottom: 1.5rem; left: 1.5rem; z-index: 300;
  width: 44px; height: 44px;
  background: var(--sb-bg); color: var(--sb-text-active);
  border: none; border-radius: 50%;
  box-shadow: var(--shadow-lg); cursor: pointer;
  align-items: center; justify-content: center;
}
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.45); z-index: 240;
}
.sidebar-overlay.open { display: block; }

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .editor-body { grid-template-columns: 1fr 1fr 240px; }
}

@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .books-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .main { padding: 2rem 2rem; }
  .editor-body { grid-template-columns: 1fr 240px; }
  .pane-preview { display: none; }
  .book-page { padding: 3rem 3rem; }
}

@media (max-width: 768px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: 0; top: 0;
    transform: translateX(-100%);
    transition: transform 0.28s ease;
    height: 100vh; width: var(--sidebar-w); z-index: 250;
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-mobile-toggle { display: flex; }
  .main { padding: 1.5rem; }
  .content-header { padding: 0 1.5rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .books-grid { grid-template-columns: repeat(3, 1fr); gap: 2rem 1.25rem; }
  .book-nav-grid { grid-template-columns: repeat(3, 1fr); }
  .char-cards-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .page-header { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .form-row { grid-template-columns: 1fr; }
  .editor-body { grid-template-columns: 1fr; }
  .editor-sidebar { display: none; }
}

@media (max-width: 480px) {
  .books-grid { grid-template-columns: repeat(2, 1fr); }
  .book-nav-grid { grid-template-columns: repeat(2, 1fr); }
  .char-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}