/* UX Pro layer: compact workspace, independent scrolling, calm hierarchy */
:root{--ux-bg:#0b1220;--ux-surface:#111b2c;--ux-surface-2:#0e1727;--ux-line:#253650;--ux-text:#edf5ff;--ux-muted:#91a4bd;--ux-accent:#39d39b;--ux-focus:#7dd3fc}
body{background:var(--ux-bg);color:var(--ux-text)}
.workspace{max-width:1800px;margin:0 auto;padding:20px 24px}
.topbar{position:sticky;top:0;z-index:20;background:linear-gradient(var(--ux-bg) 76%,transparent);padding:6px 0 18px;margin-bottom:0}
.library-panel{height:calc(100vh - 126px);min-height:600px;display:flex;flex-direction:column;border:1px solid var(--ux-line);background:var(--ux-surface);box-shadow:0 20px 70px #0003}
.library-tabs{position:sticky;top:0;z-index:10;flex:0 0 auto;background:#0c1626;border-bottom:1px solid var(--ux-line)}
.library-tab{min-height:48px;padding:12px 20px;color:var(--ux-muted)}
.library-tab.active{color:#a7f3d0;background:#14263b;box-shadow:inset 0 -3px 0 var(--ux-accent)}
.library-layout{flex:1;min-height:0;height:auto;overflow:hidden;grid-template-columns:300px minmax(0,1fr) minmax(0,1fr)}
.library-side,.reader-pane{overflow:hidden;background:var(--ux-surface)}
.library-side{border-right:1px solid var(--ux-line)}
.library-side-head{flex:0 0 auto;padding:16px 16px 10px;background:var(--ux-surface)}
.toc-tools,.memory-tools,.relation-tools,.prescan-tools{flex:0 0 auto;background:var(--ux-surface);padding:0 14px 12px}
.chapter-list,.glossary-list{min-height:0;overflow:auto;padding:10px 12px 20px;scrollbar-gutter:stable}
.reader-pane{border-left:1px solid var(--ux-line);display:flex;flex-direction:column}
.reader-head{flex:0 0 auto;padding:16px 18px 12px;background:var(--ux-surface);border-bottom:1px solid var(--ux-line)}
.reader-text{min-height:0;flex:1;overflow:auto;padding:24px 28px;background:var(--ux-surface-2);line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}
.reader-editable{resize:none;border:0;border-radius:0;outline:0}
.reader-editable:focus{box-shadow:inset 0 0 0 2px #39d39b55}
.reader-actions{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.reader-actions .btn,.reader-actions .icon-btn{min-height:38px}
.prescan-tools .inline-tools{grid-template-columns:minmax(0,1.1fr) minmax(130px,.8fr) 116px}
.prescan-approve-bar{position:sticky;bottom:10px}
.prescan-edit-approved-btn{margin:0 14px 12px;min-height:38px;border-color:#39d39b;color:#a7f3d0;background:#102b29}.prescan-edit-approved-btn:hover{background:#17443d}
.input:focus-visible,.btn:focus-visible,.library-tab:focus-visible{outline:2px solid var(--ux-focus);outline-offset:2px}
.chapter-card{margin-bottom:6px;padding:10px 12px;border-radius:10px}
.chapter-card strong{font-size:14px}
@media(max-width:1180px){.library-layout{grid-template-columns:280px minmax(0,1fr)}.source-pane{grid-column:2}.translated-pane{grid-column:2;min-height:0}.library-panel{height:calc(100vh - 110px)}}
@media(max-width:760px){.workspace{padding:10px}.topbar{position:static}.library-panel{height:auto;min-height:0}.library-layout{display:flex;flex-direction:column;overflow:visible}.library-side{max-height:48vh;overflow:auto;border:0;border-bottom:1px solid var(--ux-line)}.reader-pane{height:52vh;min-height:360px;border-left:0}.reader-text{padding:18px}.prescan-tools .inline-tools{grid-template-columns:1fr}.library-tabs{overflow-x:auto;flex-wrap:nowrap}.library-tab{min-width:88px;padding:11px 14px}.reader-actions{width:100%}.reader-actions .btn{flex:1}.source-pane{display:flex!important}.library-layout.source-collapsed .source-pane{display:none!important}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Prescan: one page scroller, persistent search, compact evidence cards. */
.prescan-coverage-note{display:none}
.library-panel.prescan-active{height:auto;min-height:0;overflow:visible}
.prescan-active .library-layout{display:block;overflow:visible;min-height:0}
.prescan-active .library-side{max-height:none;overflow:visible;border:0}
.prescan-active .library-layout .reader-pane{display:none!important}
.prescan-active .library-tabs{top:0;z-index:30;border-radius:12px 12px 0 0}
.prescan-active .prescan-tools{position:sticky;top:48px;z-index:25;padding:10px 14px;background:var(--ux-surface);border-bottom:1px solid var(--ux-line);scroll-margin-top:48px}
.prescan-search-row{display:flex;gap:8px}
.prescan-search-row .input{flex:1;min-width:0}
.prescan-filter-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px;margin-top:8px}
.prescan-filter-row .input{width:100%;min-width:0}
.prescan-pagination{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:13px}
#prescanResultCount{flex:1;color:var(--ux-muted)}
#prescanPageNote{min-width:48px;text-align:center;font-variant-numeric:tabular-nums}
.prescan-pagination .btn{min-width:44px;font-size:22px;line-height:1}
.prescan-active .prescan-coverage-note{display:block;margin:10px 14px 0;overflow-wrap:anywhere;font-size:12px}
.prescan-active #glossaryList{max-height:none;height:auto;flex:none;overflow:visible;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:10px;align-items:start;padding:12px 14px 24px;scrollbar-gutter:auto;min-height:160px}
.prescan-row{margin:0;padding:0;overflow-wrap:anywhere;min-width:0}
.prescan-row-head{display:flex;align-items:flex-start;gap:4px;padding:8px 10px 0;cursor:pointer}
.prescan-select-target{min-width:44px;min-height:44px;display:grid;place-items:center}
.prescan-check{width:22px;height:22px;accent-color:var(--ux-accent)}
.prescan-term{min-width:0;padding-top:6px;flex:1}
.prescan-term strong,.prescan-thai,.prescan-term small{display:block}
.prescan-term strong{font-size:16px;line-height:1.45}
.prescan-thai{font-size:16px;color:#a7f3d0;line-height:1.5;margin-top:2px}
.prescan-term small{font-size:12px;color:var(--ux-muted);margin-top:4px;line-height:1.5}
.prescan-details summary{cursor:pointer;min-height:44px;padding:12px 14px;font-size:13px;color:var(--ux-muted);touch-action:manipulation}
.prescan-details[open] summary{color:var(--ux-accent)}
.prescan-details-body{border-top:1px solid var(--ux-line);padding:0 14px 12px;font-size:14px;line-height:1.7}
.prescan-details blockquote{margin:10px 0;padding:8px 12px;border-left:2px solid var(--ux-line);background:var(--ux-surface-2)}
.prescan-details blockquote p{white-space:pre-wrap;margin:6px 0 0}
.prescan-row .prescan-adjudicate-btn,.prescan-row .prescan-edit-approved-btn,.prescan-row .prescan-save-review-btn{margin:0 12px 10px;min-height:44px;max-width:calc(100% - 24px)}
.prescan-row .prescan-save-review-btn.saved{border-color:var(--ux-accent);color:#a7f3d0;background:#102b29}
.prescan-selection-bar:not([hidden]){display:flex;gap:8px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--ux-line);margin-top:6px;padding-top:8px;font-size:12px}
.prescan-selection-bar .primary{margin-left:auto}
.prescan-active #prescanError:empty{display:none}
.prescan-active #prescanError{margin:6px 0 0;font-size:13px;overflow-wrap:anywhere}
.prescan-active .empty-state{grid-column:1/-1}
.prescan-active .empty-state .btn{display:block;margin:16px auto}
.prescan-active #glossaryEditor:not([hidden]){position:fixed;inset:5dvh max(12px,calc((100vw - 640px)/2));z-index:120;max-height:90dvh;overflow:auto;box-shadow:0 0 0 100vmax #0009;background:var(--ux-surface);padding:18px;border:1px solid var(--ux-line);border-radius:12px}
@media(min-width:761px){.prescan-active .prescan-search-row{max-width:800px}.prescan-active .prescan-filter-row{max-width:800px}.prescan-active .prescan-tools{top:0;scroll-margin-top:0}.prescan-active .library-tabs{position:static}.prescan-active{position:relative;z-index:21}}
@media(max-width:760px){
  .prescan-active .library-side-head{display:none}
  .prescan-active .prescan-tools{padding:8px 10px}
  .prescan-active #glossaryList{grid-template-columns:minmax(0,1fr);padding:10px 10px 20px}
  .prescan-active .input,.prescan-modal-panel .input{font-size:16px}
  .prescan-active .btn{min-height:44px}
  .prescan-active .library-tabs{overflow-y:hidden}
  .prescan-active .library-tab{min-width:80px;padding:10px 12px;min-height:48px}
  .prescan-active .prescan-selection-bar{gap:5px}
  .prescan-active #prescanSelectionNote{flex:1}
  .prescan-selection-bar .primary{flex-basis:100%;margin-left:0}
  .prescan-modal-panel{max-height:92dvh;overflow:auto;overscroll-behavior:contain}
}