/* ============================================================
   Methods Library — index + lifecycle matrix.
   Extends the site design system (styles.css). Crimson/Fraunces/Inter.
   ============================================================ */

/* ---- Layout shell ---- */
.methods-page{max-width:1280px;margin:0 auto;padding:72px 40px 40px}
.methods-page .crumbs{font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ip-slate);margin-bottom:22px}
.methods-page .crumbs a{color:var(--ip-crimson)}
.methods-page h1{font-family:'Fraunces',serif;color:var(--ip-ink);font-size:46px;
  font-weight:600;line-height:1.05;margin-bottom:14px}
.methods-page .lede{font-family:'Fraunces',serif;font-style:italic;color:var(--ip-slate);
  font-size:21px;max-width:62ch;line-height:1.5;margin-bottom:8px}

/* ---- Controls (search + stage filter + view toggle) ---- */
.m-controls{display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin:34px 0 8px;padding:18px 0;border-top:1px solid var(--ip-mist);
  border-bottom:1px solid var(--ip-mist)}
.m-search{flex:1 1 280px;display:flex;align-items:center;gap:10px;
  border:1px solid var(--ip-mist);background:var(--ip-bone);padding:10px 16px;border-radius:3px}
.m-search:focus-within{border-color:var(--ip-crimson)}
.m-search svg{stroke:var(--ip-slate);width:18px;height:18px;flex:none}
.m-search input{flex:1;border:0;outline:0;background:transparent;font-family:inherit;
  font-size:16px;color:var(--ip-ink)}
.m-sort{display:flex;align-items:center;gap:10px;
  border:1px solid var(--ip-mist);background:var(--ip-bone);padding:8px 14px;border-radius:3px}
.m-sort:focus-within{border-color:var(--ip-crimson)}
.m-sort svg{stroke:var(--ip-slate);width:18px;height:18px;flex:none;fill:none}
.m-sort-label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--ip-slate)}
.m-sort select{border:0;outline:0;background:transparent;font-family:inherit;
  font-size:15px;color:var(--ip-ink);cursor:pointer;padding-right:2px}
.m-viewlinks{display:flex;gap:8px}
.m-viewlinks a{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;
  border:1px solid var(--ip-mist);border-radius:3px;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;font-weight:600;color:var(--ip-ink)}
.m-viewlinks a.active{background:var(--ip-crimson);color:var(--ip-bone);border-color:var(--ip-crimson)}
.m-viewlinks a:hover{border-color:var(--ip-crimson);color:var(--ip-crimson)}
.m-viewlinks a.active:hover{color:var(--ip-bone)}
.m-viewlinks svg{width:15px;height:15px;stroke:currentColor;fill:none}

/* ---- Stage filter chips ---- */
.m-stagebar{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 6px}
.stage-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;
  border:1px solid var(--ip-mist);background:var(--ip-bone);border-radius:999px;
  font-size:13px;letter-spacing:.04em;cursor:pointer;color:var(--ip-graphite);
  transition:border-color .15s,background .15s,color .15s}
.stage-chip .dot{width:10px;height:10px;border-radius:50%;flex:none}
.stage-chip:hover{border-color:var(--ip-crimson)}
.stage-chip.active{background:var(--ip-crimson);border-color:var(--ip-crimson);color:var(--ip-bone)}
.stage-chip.active .dot{box-shadow:0 0 0 2px rgba(255,255,255,.6)}
.m-count{color:var(--ip-slate);font-size:14px;margin:18px 0 24px}

/* ---- Method grid + cards ---- */
.m-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.m-card{background:var(--ip-bone);border:1px solid var(--ip-mist);border-top:3px solid var(--ip-crimson);
  display:flex;flex-direction:column;overflow:hidden;transition:box-shadow .2s,transform .2s}
.m-card.is-open{box-shadow:0 18px 50px -22px rgba(20,20,20,.4);transform:translateY(-1px)}
.m-card__head{padding:24px 24px 18px;cursor:pointer;display:flex;flex-direction:column;gap:12px}
.m-card__title{font-family:'Fraunces',serif;color:var(--ip-ink);font-size:23px;
  font-weight:600;line-height:1.18}
.m-card__used{color:var(--ip-slate);font-size:13.5px;line-height:1.5}
.m-stages{display:flex;flex-wrap:wrap;gap:6px}
.m-stage-tag{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;
  padding:4px 9px;border-radius:999px;color:#fff}
.m-card__toggle{margin-top:2px;align-self:flex-start;color:var(--ip-crimson);font-size:12px;
  letter-spacing:.16em;text-transform:uppercase;font-weight:600;display:inline-flex;align-items:center;gap:7px}
.m-card__toggle .chev{transition:transform .2s}
.m-card.is-open .m-card__toggle .chev{transform:rotate(90deg)}

/* ---- Tabs (revealed when card opens) ---- */
.m-card__body{display:none;border-top:1px solid var(--ip-mist)}
.m-card.is-open .m-card__body{display:block}
.m-tabs{display:flex;flex-wrap:wrap;gap:2px;background:var(--ip-paper);padding:8px 12px 0;
  border-bottom:1px solid var(--ip-mist)}
.m-tab{appearance:none;border:0;background:transparent;cursor:pointer;font-family:inherit;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;
  color:var(--ip-slate);padding:10px 12px;border-bottom:2px solid transparent;white-space:nowrap}
.m-tab:hover{color:var(--ip-crimson)}
.m-tab.active{color:var(--ip-crimson);border-bottom-color:var(--ip-crimson)}
.m-tab[disabled]{opacity:.35;cursor:not-allowed}
.m-panel{display:none;padding:22px 24px 26px;font-size:15px;line-height:1.65;color:var(--ip-graphite)}
.m-panel.active{display:block}
.m-panel h5{font-family:'Fraunces',serif;color:var(--ip-ink);font-size:16px;font-weight:600;
  margin:18px 0 8px}
.m-panel h5:first-child{margin-top:0}
.m-panel p{margin:0 0 12px;max-width:70ch}
.m-panel ul,.m-panel ol{margin:6px 0 14px;padding-left:22px}
.m-panel li{margin:5px 0;max-width:70ch}
.m-panel ul ul,.m-panel ol ol,.m-panel ul ol,.m-panel ol ul{margin:4px 0}
.m-panel strong{color:var(--ip-ink)}
.m-empty{color:var(--ip-slate);font-style:italic}
.m-math{font-family:'Fraunces',serif;background:var(--ip-paper);border-left:2px solid var(--ip-crimson);
  padding:10px 14px;margin:12px 0;overflow-x:auto}
.m-table-wrap{overflow-x:auto;margin:12px 0}
.m-table{border-collapse:collapse;width:100%;font-size:13.5px}
.m-table th,.m-table td{border:1px solid var(--ip-mist);padding:8px 11px;text-align:left;vertical-align:top}
.m-table th{background:var(--ip-paper);font-family:'Fraunces',serif;color:var(--ip-ink);font-weight:600}
.m-table-cap{font-size:12.5px;color:var(--ip-slate);font-style:italic;margin-top:6px}
.m-refs{list-style:none;padding:0;margin:0}
.m-refs li{padding:11px 0 11px 26px;border-bottom:1px dotted var(--ip-mist);
  font-size:14px;line-height:1.5;color:var(--ip-graphite);position:relative;
  text-indent:0}
.m-refs li:last-child{border-bottom:none}
.m-refs li::before{content:"\203A";position:absolute;left:6px;top:11px;
  color:var(--ip-crimson);font-weight:700}
.m-refs .r-auth{font-weight:600;color:var(--ip-ink)}
.m-refs .r-year{color:var(--ip-slate)}
.m-refs .r-title{font-family:'Fraunces',serif;font-style:italic;color:var(--ip-ink)}
.m-refs .r-venue{color:var(--ip-graphite)}
.m-refs .r-link{color:var(--ip-crimson);text-decoration:none;font-size:12.5px;
  white-space:nowrap;margin-left:4px}
.m-refs .r-link:hover{text-decoration:underline}
.m-refs li.r-unresolved{color:var(--ip-slate)}
.m-refs li.r-unresolved .r-title{font-style:normal;color:var(--ip-slate)}

/* ---- Community tab (placeholder) ---- */
.m-community{background:var(--ip-paper);border:1px dashed var(--ip-mist);padding:22px;border-radius:4px}
.m-community h5{margin-top:0}
.m-community .soon{display:inline-block;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  font-weight:700;color:var(--ip-crimson);background:rgba(131,14,14,.08);padding:4px 10px;border-radius:999px;margin-bottom:10px}
.m-community .nl-mini{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
.m-community .nl-mini a{color:var(--ip-crimson);font-weight:600;font-size:14px}

.m-noresults{grid-column:1/-1;text-align:center;color:var(--ip-slate);padding:60px 0;font-style:italic;
  font-family:'Fraunces',serif;font-size:18px}

/* ============================================================
   Lifecycle matrix
   ============================================================ */
.matrix-legend{display:flex;flex-wrap:wrap;gap:18px;margin:26px 0 10px}
.matrix-legend .leg{display:flex;align-items:flex-start;gap:10px;max-width:340px}
.matrix-legend .dot{width:14px;height:14px;border-radius:4px;flex:none;margin-top:4px}
.matrix-legend .leg b{font-family:'Fraunces',serif;color:var(--ip-ink);font-weight:600;display:block;font-size:15px}
.matrix-legend .leg span{color:var(--ip-slate);font-size:13px;line-height:1.45}

.matrix-scroll{overflow-x:auto;margin-top:24px;border:1px solid var(--ip-mist);border-radius:4px}
table.matrix{border-collapse:collapse;width:100%;min-width:760px;background:var(--ip-bone)}
table.matrix th,table.matrix td{border:1px solid var(--ip-mist);padding:0}
table.matrix thead th{position:sticky;top:0;background:var(--ip-crimson-deep);color:#fff;
  font-family:'Fraunces',serif;font-weight:600;font-size:14px;padding:14px 12px;text-align:center;z-index:2}
table.matrix thead th.corner{background:var(--ip-ink);text-align:left;font-style:italic;font-size:13px;min-width:230px}
table.matrix thead th .st-short{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  font-weight:700;opacity:.85;margin-top:3px}
table.matrix tbody th{text-align:left;background:var(--ip-paper);font-family:'Fraunces',serif;
  color:var(--ip-ink);font-weight:600;font-size:15px;padding:12px 14px;position:sticky;left:0;z-index:1;
  min-width:230px;line-height:1.25}
table.matrix tbody th .mrow-used{display:block;font-family:'Inter',sans-serif;font-weight:400;
  font-size:11.5px;color:var(--ip-slate);margin-top:4px;font-style:normal}
table.matrix tbody tr:hover th,table.matrix tbody tr:hover td{background:rgba(131,14,14,.04)}
.cell{display:flex;align-items:center;justify-content:center;height:100%;min-height:46px;padding:8px}
.cell .mark{width:14px;height:14px;border-radius:50%;display:inline-block}
.cell.primary .mark{width:18px;height:18px;box-shadow:0 0 0 4px rgba(0,0,0,.06)}
.cell.empty{background:repeating-linear-gradient(45deg,transparent,transparent 6px,rgba(0,0,0,.02) 6px,rgba(0,0,0,.02) 12px)}
.matrix-foot{color:var(--ip-slate);font-size:13.5px;margin-top:16px;line-height:1.55}

/* ---- Responsive ---- */
@media (max-width:900px){
  .methods-page{padding:60px 20px 30px}
  .methods-page h1{font-size:34px}
  .methods-page .lede{font-size:18px}
  .m-grid{grid-template-columns:1fr}
  table.matrix thead th.corner,table.matrix tbody th{min-width:180px}
}

/* ============================================================
   Simplified directory rows (index page) — links to method pages
   ============================================================ */
.m-dir{display:flex;flex-direction:column;gap:0;margin-top:18px;
  border-top:1px solid var(--ip-mist)}
.m-row{display:flex;align-items:center;gap:18px;padding:18px 6px;
  border-bottom:1px solid var(--ip-mist);text-decoration:none;color:inherit;
  transition:background .14s,padding-left .14s}
.m-row:hover{background:var(--ip-paper);padding-left:14px}
.m-row__main{flex:1;min-width:0}
.m-row .m-stages{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:7px}
.m-row__title{font-family:'Fraunces',serif;font-weight:600;color:var(--ip-ink);
  font-size:22px;line-height:1.15;margin:0}
.m-row:hover .m-row__title{color:var(--ip-crimson)}
.m-row__used{font-size:13.5px;color:var(--ip-slate);margin-top:5px;line-height:1.45}
.m-row__used strong{color:var(--ip-graphite);font-weight:600}
.m-row__go{flex:none;font-size:22px;color:var(--ip-mist);
  transition:color .14s,transform .14s}
.m-row:hover .m-row__go{color:var(--ip-crimson);transform:translateX(4px)}

/* ============================================================
   Per-method page (mp = method page)
   ============================================================ */
.mp-page{max-width:920px;margin:0 auto;padding:72px 40px 56px}
.mp-page .crumbs{font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ip-slate);margin-bottom:26px}
.mp-page .crumbs a{color:var(--ip-crimson)}

/* --- header: compact, QR inline to the right of the title block --- */
.mp-head{display:flex;align-items:flex-start;gap:28px;
  border-bottom:2px solid var(--ip-ink);padding-bottom:20px;margin-bottom:0}
.mp-head-main{flex:1 1 auto;min-width:0}
.mp-head .m-stages{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:11px}
.mp-title{font-family:'Fraunces',serif;color:var(--ip-ink);font-size:42px;
  font-weight:600;line-height:1.05;margin:0 0 10px}
.mp-meta{margin:0}
.mp-used,.mp-also{font-size:14.5px;color:var(--ip-graphite);line-height:1.5;margin:3px 0;
  max-width:66ch}
.mp-used strong,.mp-also strong{color:var(--ip-ink);font-weight:600}
.mp-also{color:var(--ip-slate)}

.mp-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.mp-btn{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;
  border:1px solid var(--ip-mist);border-radius:3px;background:var(--ip-bone);
  font-family:inherit;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  font-weight:600;color:var(--ip-ink);cursor:pointer;text-decoration:none;
  transition:border-color .15s,color .15s}
.mp-btn:hover{border-color:var(--ip-crimson);color:var(--ip-crimson)}
.mp-btn svg{width:15px;height:15px;flex:none}

/* inline QR — small, fixed, no vertical real-estate cost */
.mp-qr{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:6px;
  text-decoration:none;color:var(--ip-slate)}
.mp-qr img{display:block;width:108px;height:108px;background:var(--ip-bone);
  padding:7px;border:1px solid var(--ip-mist);border-radius:4px;
  transition:border-color .15s}
.mp-qr:hover img{border-color:var(--ip-crimson)}
.mp-qr-cap{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  font-weight:600;color:var(--ip-slate)}

/* --- tabs: the tab strip itself is the divider (no empty line above) --- */
.mp-tabwrap{margin-top:0;scroll-margin-top:12px}
.mp-tabs{display:flex;flex-wrap:wrap;gap:2px;
  border-bottom:1px solid var(--ip-mist);margin:0}
.mp-tab{appearance:none;font-family:inherit;font-size:12px;letter-spacing:.1em;
  text-transform:uppercase;font-weight:600;color:var(--ip-slate);
  background:transparent;border:none;border-bottom:2px solid transparent;
  margin-bottom:-1px;padding:13px 18px;cursor:pointer;
  transition:color .14s,border-color .14s}
.mp-tab:hover{color:var(--ip-crimson)}
.mp-tab.is-active{color:var(--ip-crimson);border-bottom-color:var(--ip-crimson)}
.mp-tab:focus-visible{outline:2px solid var(--ip-crimson);outline-offset:2px;border-radius:2px}

/* --- panels: framed segment, one visible at a time --- */
.mp-panels{position:relative}
.mp-panel{display:none;background:var(--ip-bone);
  border:1px solid var(--ip-mist);border-top:none;
  border-radius:0 0 6px 6px;padding:30px 34px}
.mp-panel.is-active{display:block;animation:mp-fade .22s ease}
@keyframes mp-fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.mp-panel-body{font-size:16px;line-height:1.7;color:var(--ip-graphite)}
.mp-panel-body p{margin:0 0 14px}
.mp-panel-body>:first-child{margin-top:0}
.mp-panel-body>:last-child{margin-bottom:0}
.mp-panel-body ul,.mp-panel-body ol{margin:0 0 14px;padding-left:22px}
.mp-panel-body li{margin:6px 0}
.mp-block-h{font-family:'Fraunces',serif;color:var(--ip-ink);font-size:20px;
  font-weight:600;margin:26px 0 10px;padding-top:20px;border-top:1px solid var(--ip-mist)}
.mp-block-h:first-child{margin-top:0;padding-top:0;border-top:none}
.mp-panel-body table{border-collapse:collapse;width:100%;font-size:14px;margin:8px 0 16px}
.mp-panel-body th,.mp-panel-body td{border:1px solid var(--ip-mist);padding:8px 11px;
  text-align:left;vertical-align:top}
.mp-panel-body th{background:var(--ip-paper);font-family:'Fraunces',serif;
  color:var(--ip-ink);font-weight:600}

/* prev / next */
.mp-prevnext{display:flex;align-items:stretch;gap:14px;margin-top:34px}
.mp-pn{flex:1;display:flex;flex-direction:column;gap:4px;padding:16px 18px;
  border:1px solid var(--ip-mist);border-radius:4px;text-decoration:none;
  color:var(--ip-ink);transition:border-color .15s,background .15s}
.mp-pn:hover{border-color:var(--ip-crimson);background:var(--ip-paper)}
.mp-pn.next{text-align:right}
.mp-pn.idx{flex:0 0 auto;align-items:center;justify-content:center;
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  color:var(--ip-crimson)}
.mp-pn .dir{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ip-slate)}
.mp-pn .nm{font-family:'Fraunces',serif;font-weight:600;font-size:17px;line-height:1.2}

/* responsive */
@media(max-width:720px){
  .mp-page{padding:60px 20px 44px}
  .mp-head{flex-direction:column-reverse;align-items:flex-start;gap:16px}
  .mp-qr{flex-direction:row;align-items:center;gap:10px}
  .mp-qr img{width:84px;height:84px}
  .mp-title{font-size:32px}
  .m-row__title{font-size:19px}
  .mp-tabs{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;
    scrollbar-width:none}
  .mp-tabs::-webkit-scrollbar{display:none}
  .mp-tab{padding:12px 14px;white-space:nowrap}
  .mp-panel{padding:22px 18px}
  .mp-prevnext{flex-direction:column}
  .mp-pn.next{text-align:left}
}

/* print: show every panel as a clean stacked reference */
@media print{
  .site-header,.mp-actions,.mp-qr,.mp-prevnext,[data-include],
  .site-footer,footer{display:none !important}
  .mp-page{padding:0;max-width:none}
  .mp-tabs{display:none}
  .mp-panel{display:block !important;border:none;padding:14px 0;
    border-bottom:1px solid #ccc;break-inside:avoid}
  .mp-title{font-size:28px}
  a{color:#000;text-decoration:none}
}