/* Optional personal research layer. Original dashboard layout is preserved. */
.pr-dialog{width:min(1050px,94vw);max-height:88dvh;padding:0;border:1px solid var(--line-strong);border-radius:12px;background:var(--paper);color:var(--ink);box-shadow:0 24px 100px #0003}
.pr-dialog::backdrop{background:#1117;backdrop-filter:blur(4px)}
.pr-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line)}
.pr-header h2{font-size:22px;font-weight:650;letter-spacing:-.04em}
.pr-close{font-size:28px;border:0;background:none;cursor:pointer}
.pr-context{padding:10px 24px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line)}
.pr-nav{display:flex;gap:6px;padding:12px 24px;overflow:auto}
.pr-tab,.pr-button{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:6px;padding:8px 12px;cursor:pointer;white-space:nowrap}
.pr-tab[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.pr-body{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:8px 24px 24px;min-height:180px}
.pr-card{padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:8px;min-width:0}
.pr-card h3{margin:0 0 14px;font-size:15px;font-weight:650}
.pr-card p{margin:10px 0;line-height:1.65}
.pr-card input,.pr-card textarea,.pr-card select{width:100%;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:10px;margin:6px 0;font:inherit}
.pr-card textarea{min-height:100px;resize:vertical}.pr-big{font-size:25px;font-variant-numeric:tabular-nums}
.pr-muted{color:var(--muted);font-size:12px}.pr-link{border:0;color:var(--gold);background:none;padding:6px;cursor:pointer}
.pr-watch-row{display:flex;gap:10px;align-items:center;border-top:1px solid var(--line);padding:8px 0;font-size:12px}.pr-watch-row span{flex:1}
.pr-note{border-top:1px solid var(--line);padding:12px 0;font-size:13px}.pr-note p{white-space:pre-wrap;overflow-wrap:anywhere}
.pr-status{padding:8px 24px 16px;font-size:12px;color:var(--muted);min-height:30px}
.kzg-activity-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:20px 0}
.kzg-activity-card{display:flex;flex-direction:column;align-items:flex-start;gap:5px;background:var(--surface);border:1px solid var(--line);padding:15px;color:var(--ink);border-radius:6px;cursor:pointer;text-align:left}
.kzg-activity-card strong{font-size:18px}.kzg-activity-card span{font-size:21px}.kzg-activity-card small,.kzg-activity-definition{font-size:11px;color:var(--muted)}
@media(max-width:680px){.pr-body{grid-template-columns:1fr;padding:6px 14px 18px}.pr-header,.pr-context,.pr-nav{padding-left:14px;padding-right:14px}.pr-dialog{width:96vw}.kzg-activity-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

.pr-dialog[data-density=compact] .pr-card{padding:12px}.pr-dialog[data-density=compact] .pr-note,.pr-dialog[data-density=compact] .pr-watch-row{padding:6px 0}

.pr-dialog{transition:opacity .14s ease}.pr-dialog[data-motion=off],.pr-dialog[data-motion=off] *{scroll-behavior:auto!important;transition:none!important;animation:none!important}

.pr-dialog{overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable}

.pr-header{position:sticky;top:0;z-index:3;background:var(--paper)}

.pr-header h2{margin:0;flex:1}.pr-header{gap:8px;flex-wrap:wrap}

.pr-dialog button:focus-visible,.pr-dialog input:focus-visible,.pr-dialog textarea:focus-visible,.pr-dialog select:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

.pr-button,.pr-tab,.pr-link,.pr-close{min-height:40px}.pr-close{min-width:44px}

.pr-card button{margin:4px 6px 4px 0}

.pr-card{overflow-wrap:anywhere}.pr-card h3{line-height:1.45}

.pr-note small{display:block}.pr-note textarea{display:block}

.pr-status{position:sticky;bottom:0;background:var(--paper);border-top:1px solid var(--line);margin:0;z-index:2}

.pr-tab:hover:not([aria-pressed=true]),.pr-button:hover{border-color:var(--gold);background:var(--paper)}

.pr-link:hover{text-decoration:underline;text-underline-offset:3px}

.pr-button:disabled,.pr-link:disabled{opacity:.5;cursor:default}

.pr-nav{scroll-padding-inline:12px;flex-shrink:0}.pr-tab{flex:0 0 auto}

@media(max-width:680px){.pr-dialog input,.pr-dialog textarea,.pr-dialog select{font-size:16px}}

@media(max-width:420px){.pr-header{padding:12px}.pr-header h2{font-size:18px}.pr-header>.pr-link{font-size:12px}.pr-body{padding-inline:10px}.pr-card{padding:12px}}

@media(prefers-reduced-motion:reduce){.pr-dialog,.pr-dialog *{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

@media(forced-colors:active){.pr-card,.pr-dialog,.pr-button,.pr-tab{border:1px solid CanvasText}.pr-tab[aria-pressed=true]{background:Highlight;color:HighlightText}}

@media print{.pr-dialog{position:static;max-height:none;width:100%;box-shadow:none}.pr-dialog::backdrop,.pr-nav,.pr-header button,.pr-status,.pr-card button{display:none}.pr-body{display:block}.pr-card{break-inside:avoid}}

.pr-card input::placeholder,.pr-card textarea::placeholder{color:var(--muted);opacity:1}

.pr-watch-row{flex-wrap:wrap}.pr-watch-row span{min-width:120px;font-variant-numeric:tabular-nums}

.kzg-activity-card:focus-visible{outline:2px solid var(--gold);outline-offset:3px}.kzg-activity-card:hover{border-color:var(--gold)}

.pr-card h4{font-size:12px;color:var(--muted);margin-top:20px}.pr-big{display:block;letter-spacing:-.04em}

.pr-card progress{width:100%;height:8px;accent-color:var(--gold)}

.pr-definition{border-top:1px solid var(--line);padding:10px 0}.pr-definition summary{cursor:pointer;font-size:13px;line-height:1.6}.pr-definition summary:focus-visible{outline:2px solid var(--gold)}

.pr-card input[type=date]{max-width:240px}.pr-card progress{display:block;margin:12px 0}

.pr-card .pr-link{white-space:normal;text-align:left;line-height:1.6}

.pr-context{font-variant-numeric:tabular-nums;overflow-wrap:anywhere}

.pr-dialog{color-scheme:light}.pr-card textarea{line-height:1.65}

.pr-study-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.pr-timeline{display:flex;align-items:flex-end;gap:3px;height:140px;border-bottom:1px solid var(--line);margin:16px 0;overflow:auto}.pr-timeline-bar{position:relative;flex:1;min-width:8px;height:max(4px,var(--height));padding:0;border:0;background:var(--gold);font-size:0;cursor:pointer}.pr-timeline-bar:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.pr-timeline-bar:hover{background:var(--ink)}.pr-table{width:100%;border-collapse:collapse;font-size:11px;font-variant-numeric:tabular-nums}.pr-table th,.pr-table td{padding:6px 3px;text-align:right;border-bottom:1px solid var(--line)}.pr-table th:first-child,.pr-table td:first-child{text-align:left}.pr-study-shortcuts{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:8px}.pr-body[data-tab=research]>.pr-card{grid-column:1/-1}.pr-body[data-tab=research]>.pr-card>.pr-big{font-size:36px}@media(max-width:520px){.pr-study-controls{grid-template-columns:1fr}.pr-table{font-size:10px}.pr-body[data-tab=research]>.pr-card>.pr-big{font-size:28px}}

.pr-nav{position:sticky;top:var(--pr-head-height,74px);z-index:2;background:var(--paper);border-bottom:1px solid var(--line)}