/* Framework library (TOOL-014, proposed): the index, each framework's page and the
 * workbench on it. Site tokens only; every text colour is an AA pair from
 * ADR-0011. */

/* ------------------------------------------------------------ Page */
.page-fw .pad{padding-top:clamp(28px,4vw,56px);padding-bottom:64px}
.blueprysm-page.page-fw .entry-content,.blueprysm-page.page-fw .wp-block-post-content{max-width:none}
.blueprysm-page.page-fw .pad>*,.blueprysm-page.page-fw .entry-content>*{width:100%;max-width:none}
.bpf-notice{margin-top:10px;font-size:var(--fs-xs);color:var(--ink-3)}
.bpf-meta a{color:var(--accent);text-decoration:none}
.bpf-page{max-width:1180px;margin:0 auto}
.bpf-page .kick a{color:inherit;text-decoration:none}
.bpf-page .kick a:hover{color:var(--accent)}
.bpf-page h1{max-width:22ch}
.bpf-page .lede{max-width:var(--col)}
.bpf-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin:22px 0 0;padding:14px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);font-size:var(--fs-xs);color:var(--ink-2)}
.bpf-meta b{display:block;font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);font-weight:500;margin-bottom:2px}
.bpf-meta div{min-width:120px}
.bpf-sec{margin-top:clamp(36px,5vw,56px)}
.bpf-sec>h2{font-size:clamp(23px,2.7vw,30px);margin:0 0 14px}
.bpf-cols{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media(max-width:820px){.bpf-cols{grid-template-columns:1fr}}
.bpf-when{border-top:3px solid var(--accent);background:var(--surface);border-left:1px solid var(--rule);border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);padding:18px 20px}
.bpf-when.not{border-top-color:var(--ink-3)}
.bpf-when h2,.bpf-when h3{font-size:var(--fs-md);margin:0 0 8px;letter-spacing:-.01em}
.bpf-when ul,.bpf-pit{list-style:none;margin:0;padding:0}
.bpf-when li,.bpf-pit li{padding:9px 0 9px 20px;border-bottom:1px solid var(--rule);position:relative;font-size:var(--fs-sm);line-height:var(--lh-body)}
.bpf-when li:last-child,.bpf-pit li:last-child{border-bottom:0}
.bpf-when li:before,.bpf-pit li:before{content:"";position:absolute;left:0;top:18px;width:9px;height:2px;background:var(--accent)}
.bpf-when.not li:before{background:var(--ink-3)}
.bpf-steps{list-style:none;counter-reset:s;margin:0;padding:0;max-width:var(--col)}
.bpf-steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;gap:10px;padding:14px 0;border-bottom:1px solid var(--rule)}
.bpf-steps li:before{content:counter(s,decimal-leading-zero);font-family:var(--mono);font-size:var(--fs-2xs);color:var(--accent);padding-top:5px}
.bpf-steps h3{font-size:var(--fs-base);margin:0 0 4px}
.bpf-steps p{margin:0;color:var(--ink-2);font-size:var(--fs-sm)}
.bpf-pairs{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.bpf-pairs a{display:inline-block;border:1px solid var(--rule-2);background:var(--surface);padding:7px 12px;font-size:var(--fs-sm);text-decoration:none;color:var(--ink)}
.bpf-pairs a:hover{border-color:var(--accent);color:var(--accent)}
.bpf-origin{font-size:var(--fs-sm);color:var(--ink-2);max-width:var(--col)}
.bpf-origin a{color:var(--accent)}
.bpf-fit{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:start;background:var(--ink);color:#fff;padding:26px 28px}
.bpf-fit h2{color:#fff;font-size:clamp(20px,2.4vw,26px);margin:0 0 10px}
.bpf-fit p{color:#C3C7D0;margin:0 0 10px;font-size:var(--fs-sm)}
.bpf-fit a{color:var(--sky)}
.bpf-fit .lnk{display:block;border-top:1px solid #2E323B;padding:10px 0;text-decoration:none;font-size:var(--fs-sm)}
.bpf-fit .lnk:hover{color:#fff}
@media(max-width:820px){.bpf-fit{grid-template-columns:1fr}}
.bpf-prevnext{display:flex;justify-content:space-between;gap:16px;margin-top:40px;padding-top:16px;border-top:1px solid var(--rule);font-size:var(--fs-sm)}
.bpf-prevnext a{color:var(--accent);text-decoration:none}
.bpf-prevnext a:hover{text-decoration:underline}

/* ------------------------------------------------------------ Workbench */
.bpf{margin-top:clamp(36px,5vw,56px);border:1px solid var(--rule-2);background:var(--surface-2)}
.bpf-head{padding:20px 22px 0}
.bpf-head h2{font-size:clamp(23px,2.7vw,30px);margin:0 0 6px}
.bpf-head p{margin:0;color:var(--ink-2);font-size:var(--fs-sm);max-width:var(--col)}
.bpf-app{padding:0 22px 22px}
.bpf-noscript{padding:0 22px 22px;color:var(--ink-2)}
.bpf-bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 18px;align-items:center;padding:14px 0;border-bottom:1px solid var(--rule)}
.bpf-bar-bottom{border-bottom:0;border-top:1px solid var(--rule);margin-top:18px}
.bpf-bar-top{position:sticky;top:0;z-index:5;background:var(--surface-2)}
.bpf-bar-l,.bpf-bar-r{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.bpf-bar-k{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-right:4px}
.bpf-btn{display:inline-block;font:500 var(--fs-xs)/1.2 var(--sans);padding:8px 12px;border:1px solid var(--rule-2);background:var(--surface);color:var(--ink);cursor:pointer;border-radius:0}
.bpf-btn:hover{border-color:var(--accent);color:var(--accent)}
.bpf-btn:focus-visible,.bpf-in:focus-visible,.bpf-add:focus-visible,.bpf-del:focus-visible{outline:2px solid var(--focus);outline-offset:1px}
.bpf-btn[disabled]{opacity:.6;cursor:progress}
.bpf-exp{background:var(--accent);border-color:var(--accent);color:#fff}
.bpf-exp:hover{background:var(--accent-deep);border-color:var(--accent-deep);color:#fff}
.bpf-btn-warn{border-color:var(--reported);color:var(--reported)}
.bpf-confirm{display:inline-flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:var(--fs-xs);background:#FFF6E0;border:1px solid #E7CF92;padding:4px 8px}
.bpf-status{font-size:var(--fs-xs);color:var(--ink-3);margin:8px 0 0;min-height:1.2em}
.bpf-frame{border:0;margin:18px 0 0;padding:0}
.bpf-frame legend,.bpf-part>h3{font-size:var(--fs-md);font-weight:700;letter-spacing:-.01em;margin:0 0 10px;padding:0}
.bpf-frame-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:12px 16px;align-items:start}
@media(max-width:900px){.bpf-frame-grid{grid-template-columns:1fr 1fr}.bpf-frame-grid>:first-child{grid-column:1/-1}}
.bpf-part{margin-top:26px;padding-top:20px;border-top:1px solid var(--rule)}
.bpf-intro{font-size:var(--fs-sm);color:var(--ink-2);max-width:var(--col);margin:-4px 0 12px}
.bpf-field{display:flex;flex-direction:column;gap:5px;margin:0 0 12px}
.bpf-field label,.bpf-flabel{font-weight:600;font-size:var(--fs-sm);margin:0}
.bpf-field .bpf-scale label{font-weight:400}
.bpf-q{margin:0;font-size:var(--fs-xs);color:var(--ink-2);line-height:var(--lh-label)}
.bpf-hint{margin:0;font-size:var(--fs-xs);color:var(--ink-3);line-height:var(--lh-label)}
.bpf-in{font:400 var(--fs-sm)/1.4 var(--sans);color:var(--ink);background:var(--surface);border:1px solid var(--rule-2);padding:7px 9px;width:100%;border-radius:0;min-width:0}
textarea.bpf-in{resize:vertical;min-height:2.6em}
select.bpf-in{padding-right:24px}
.bpf-in-bool{width:18px;height:18px}
.bpf-mono{font-family:var(--mono)!important;font-size:var(--fs-xs)!important}
.bpf-canvas-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 18px}
@media(max-width:760px){.bpf-canvas-form{grid-template-columns:1fr}}
.bpf-inline{display:flex;flex-wrap:wrap;gap:4px 14px}
.bpf-inline .bpf-field{flex:1 1 150px}
.bpf-inline .bpf-field-long{flex:3 1 260px}
.bpf-inputs{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:2px 16px}
.bpf-axes{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.bpf-two{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:12px}
@media(max-width:760px){.bpf-axes,.bpf-two{grid-template-columns:1fr}}
.bpf-sub{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin:16px 0 6px}
.bpf-scroll{overflow-x:auto;max-width:100%}
.bpf-table{border-collapse:collapse;width:100%;min-width:560px;font-size:var(--fs-sm)}
.bpf-table th,.bpf-table td{padding:5px 6px 5px 0;text-align:left;vertical-align:top;border-bottom:1px solid var(--rule)}
.bpf-table thead th{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:500;white-space:normal;line-height:1.35}
.bpf-table .bpf-n{width:26px;color:var(--ink-3);font-family:var(--mono);font-size:var(--fs-3xs);padding-top:12px}
.bpf-table .bpf-w1{width:9%}.bpf-table .bpf-w2{width:18%}.bpf-table .bpf-w3{width:28%}.bpf-table .bpf-w4{width:36%}
.bpf-table .bpf-x{width:30px}
.bpf-table td select.bpf-in{min-width:7.5rem}.bpf-table td .bpf-in-text{min-width:8rem}.bpf-table td .bpf-in-number{min-width:4.5rem}.bpf-table td .bpf-in-longtext{min-width:11rem}
.bpf-formula{font-size:var(--fs-sm);color:var(--ink-2);margin:0 0 10px;padding:10px 14px;background:var(--surface);border-left:3px solid var(--accent)}
.bpf-formula b{color:var(--ink);font-weight:600}
.bpf-rc{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:12px}
.bpf-rc-row{border:1px solid var(--rule);background:var(--surface);padding:10px 14px 14px}
.bpf-rc-h{display:flex;align-items:center;gap:10px;margin:0 0 8px}
.bpf-rc-n{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.bpf-rc-h .bpf-del{margin-left:auto}
.bpf-rc-g{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px 12px;grid-auto-flow:row dense}
.bpf-cf{display:flex;flex-direction:column;gap:4px;min-width:0}
.bpf-cf-k{font-size:var(--fs-xs);font-weight:600;color:var(--ink);line-height:var(--lh-label)}
.bpf-cf .bpf-calc{padding:8px 0 0;font-size:var(--fs-sm)}
.bpf-span1{grid-column:span 1}.bpf-span2{grid-column:span 2}.bpf-span3{grid-column:span 3}.bpf-span6{grid-column:1/-1}
@media(max-width:900px){.bpf-rc-g{grid-template-columns:repeat(2,minmax(0,1fr))}.bpf-span2,.bpf-span3{grid-column:1/-1}}
.bpf-table tbody th{font-weight:600;font-size:var(--fs-sm);padding-top:10px}
.bpf-grid thead th .bpf-in{font-family:var(--sans);text-transform:none;letter-spacing:0;font-size:var(--fs-xs);color:var(--ink)}
.bpf-grid thead th{min-width:110px}
.bpf-grid tbody th{min-width:13rem;width:28%}.bpf-grid tbody th textarea.bpf-in{min-height:2.4em}
.bpf-table.bpf-grid td select.bpf-in{min-width:4.5rem}
.bpf-grid thead th .bpf-del{margin-top:3px}
.bpf-calc{display:block;padding-top:7px;font-family:var(--mono);font-size:var(--fs-xs);color:var(--accent);font-weight:600;white-space:nowrap}
.bpf-fixed{display:block;padding-top:7px;font-size:var(--fs-sm)}
.bpf-chip{display:inline-block;margin-top:5px;padding:3px 8px;font-size:var(--fs-2xs);font-weight:600;white-space:nowrap}
.bpf-del{width:28px;height:28px;margin-top:3px;border:1px solid var(--rule);background:var(--surface);color:var(--ink-3);cursor:pointer;font-size:16px;line-height:1}
.bpf-del:hover{border-color:var(--red,#B42318);color:#B42318}
.bpf-del[disabled]{opacity:.35;cursor:default}
.bpf-add{margin-top:8px;font:500 var(--fs-xs)/1.2 var(--sans);padding:7px 12px;border:1px dashed var(--rule-2);background:transparent;color:var(--accent);cursor:pointer}
.bpf-add:hover{border-color:var(--accent)}
.bpf-add[disabled]{opacity:.5;cursor:default}
.bpf-btnrow{display:flex;flex-wrap:wrap;gap:8px}
.bpf-labels-list{display:flex;flex-direction:column;gap:5px}
.bpf-label-row{display:flex;gap:6px}
.bpf-hints{margin:6px 0 4px;font-size:var(--fs-xs)}
.bpf-hints summary{cursor:pointer;color:var(--accent)}
.bpf-hints dl{margin:8px 0 0;display:grid;grid-template-columns:minmax(120px,max-content) 1fr;gap:4px 14px}
.bpf-hints dt{font-weight:600}.bpf-hints dd{margin:0;color:var(--ink-2)}
.bpf-stages{list-style:none;margin:0;padding:0;counter-reset:st}
.bpf-stage{border:1px solid var(--rule);background:var(--surface);padding:14px 16px;margin-bottom:10px}
.bpf-stage h4{font-size:var(--fs-base);margin:0 0 4px}
.bpf-stage-n{font-family:var(--mono);font-size:var(--fs-3xs);color:var(--accent);margin:0 0 2px;letter-spacing:.1em}
.bpf-stage-sum{margin:0 0 6px;font-size:var(--fs-sm);color:var(--ink-2)}
.bpf-qs{margin:0 0 10px;padding-left:18px;font-size:var(--fs-xs);color:var(--ink-2)}
.bpf-qs li{margin:2px 0}
.bpf-ladder{list-style:none;margin:0;padding:0}
.bpf-check{display:flex;gap:8px;align-items:flex-start;margin:4px 0;font-size:var(--fs-sm)}
.bpf-check input{margin-top:3px;width:16px;height:16px;flex:0 0 auto}
.bpf-assess .bpf-dim{border:1px solid var(--rule);background:var(--surface);margin:0 0 10px;padding:12px 16px}
.bpf-dim legend{font-weight:700;font-size:var(--fs-base);padding:0 4px}
.bpf-stmt{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:7px 0;border-bottom:1px solid var(--rule)}
.bpf-stmt p{margin:0;font-size:var(--fs-sm)}
.bpf-scale{display:flex;gap:3px}
.bpf-scale label{position:relative;cursor:pointer}
.bpf-scale input{position:absolute;opacity:0;width:1px;height:1px}
.bpf-scale span{display:inline-block;width:30px;height:30px;line-height:28px;text-align:center;border:1px solid var(--rule-2);background:var(--surface);font-size:var(--fs-xs)}
.bpf-scale input:checked+span{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}
.bpf-scale input:focus-visible+span{outline:2px solid var(--focus);outline-offset:1px}
@media(max-width:640px){.bpf-stmt{grid-template-columns:1fr}}
.bpf-total th,.bpf-total td{font-weight:600}
.bpf-bad{color:#B42318}
.bpf-series{min-width:620px}
.bpf-series .bpf-in{min-width:70px}
.bpf-pv-wrap{margin-top:16px;border:1px solid var(--rule);background:var(--surface);padding:14px 16px}
.bpf-pv-k{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin:0 0 10px}
.bpf-fig{margin:0 0 12px}
.bpf-fig svg{max-width:100%;height:auto;display:block}
.bpf-table th .bpf-hint{display:block;font-weight:400;margin-top:2px}
.bpf-kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin:0 0 12px}
.bpf-kv div{border-left:3px solid var(--accent);padding:4px 10px;background:var(--surface-2)}
.bpf-kv dt{font-size:var(--fs-xs);color:var(--ink-2)}
.bpf-kv dd{margin:2px 0 0;font-size:var(--fs-md);font-weight:600}
.bpf-kv dd span{font-size:var(--fs-xs);color:var(--ink-3);font-weight:400}
.bpf-kv p{margin:2px 0 0;font-size:var(--fs-2xs);color:var(--ink-3)}
.bpf-mini{border-collapse:collapse;font-size:var(--fs-xs);margin:4px 0 12px;min-width:280px}
.bpf-mini th,.bpf-mini td{border-bottom:1px solid var(--rule);padding:5px 12px 5px 0;text-align:left}
.bpf-mini thead th{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.bpf-2d td,.bpf-2d th{text-align:right}
.bpf-best td{font-weight:700;color:var(--accent)}
.bpf-warn{margin:6px 0 10px;padding:10px 14px 10px 30px;background:#FFF6E0;border:1px solid #E7CF92;font-size:var(--fs-xs);color:#5C4300}
.bpf-warn1{padding:8px 12px;background:#FFF6E0;border:1px solid #E7CF92;font-size:var(--fs-xs);color:#5C4300;margin:4px 0}
.bpf-ok{font-size:var(--fs-xs);color:#1F5136;background:#E3F1E8;padding:8px 12px;margin:4px 0}
.bpf-result{font-size:var(--fs-sm);background:var(--accent-soft);border-left:3px solid var(--accent);padding:10px 14px;margin:6px 0 10px}
.bpf-key{columns:2;font-size:var(--fs-xs);margin:6px 0 0;padding-left:22px}
.bpf-key span{color:var(--ink-3)}
.bpf-cv{display:grid;gap:4px}
.bpf-cv-box{border:1px solid var(--rule-2);background:var(--surface-2);padding:10px 12px;min-height:84px}
.bpf-cv-box.dark{background:var(--ink);color:#fff}
.bpf-cv-box.dark .bpf-cv-k{color:var(--sky)}
.bpf-cv-k{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 6px;font-weight:600}
.bpf-cv-box ul{margin:0;padding-left:16px;font-size:var(--fs-xs);line-height:1.45}
.bpf-cv-box li{margin:2px 0}
.bpf-cv-empty{margin:0;font-size:var(--fs-xs);color:var(--ink-3)}
.bpf-cv-axes{display:grid;grid-template-columns:22px 1fr;gap:6px}.bpf-cv-axes.bpf-cv-noy{grid-template-columns:1fr}
.bpf-cv-y{display:flex;flex-direction:row;justify-content:space-around;writing-mode:vertical-rl;transform:rotate(180deg);font-size:var(--fs-2xs);color:var(--ink-3);text-align:center;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;margin-top:22px}
.bpf-cv-y span{flex:1;display:flex;align-items:center;justify-content:center}
.bpf-cv-x{display:grid;grid-template-columns:1fr 1fr;text-align:center;font-size:var(--fs-2xs);color:var(--ink-3);font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;margin:0 0 6px}
@media(max-width:700px){.bpf-cv{grid-template-columns:1fr!important}.bpf-cv-box{grid-column:auto!important;grid-row:auto!important}.bpf-cv-axes{grid-template-columns:1fr}.bpf-cv-y,.bpf-cv-x{display:none}}
.bpf-sowhat{margin-top:26px;padding-top:20px;border-top:1px solid var(--rule)}
.bpf-sr,.bpf .bpf-sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.bpf-privacy{font-size:var(--fs-xs);color:var(--ink-3);padding:0 22px 18px;margin:0;max-width:var(--col)}
@media(max-width:640px){.bpf-app,.bpf-head{padding-left:14px;padding-right:14px}.bpf-bar-top{position:static}}

/* ------------------------------------------------------------ Index */
.bpf-hub-tools{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center;margin:26px 0 8px}
.bpf-search{font:400 var(--fs-base)/1.4 var(--sans);padding:10px 12px;border:1px solid var(--rule-2);background:var(--surface);min-width:min(100%,340px);flex:1 1 280px;max-width:460px;border-radius:0}
.bpf-chips{display:flex;flex-wrap:wrap;gap:6px}
.bpf-chip-f{font:500 var(--fs-xs)/1.2 var(--sans);padding:7px 11px;border:1px solid var(--rule-2);background:var(--surface);color:var(--ink);cursor:pointer}
.bpf-chip-f[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.bpf-count{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin:6px 0 0}
.bpf-hub:not(.bpf-hub-live) .bpf-hub-tools{display:none}
.bpf-cat{margin-top:40px}
.bpf-cat>h2{font-size:clamp(22px,2.5vw,28px);margin:0 0 4px}
.bpf-cat>p{color:var(--ink-2);font-size:var(--fs-sm);margin:0 0 14px;max-width:var(--col)}
.bpf-cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.bpf-card a{display:flex;flex-direction:column;height:100%;border:1px solid var(--rule);background:var(--surface);padding:16px 18px;text-decoration:none;color:var(--ink)}
.bpf-card a:hover{border-color:var(--accent)}
.bpf-card a:hover h3{color:var(--accent)}
.bpf-card h3{font-size:var(--fs-base);margin:0 0 6px;line-height:1.3}
.bpf-card p{font-size:var(--fs-xs);color:var(--ink-2);margin:0 0 12px;line-height:var(--lh-label);flex:1}
.bpf-card .bpf-tags{font-family:var(--mono);font-size:var(--fs-3xs);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.bpf-card .own{color:var(--accent)}
.bpf-none{margin:20px 0;color:var(--ink-2)}
.bpf-paths{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px;margin-top:14px;align-items:start}
.bpf-path{border:1px solid var(--rule);background:var(--surface)}
.bpf-path summary{cursor:pointer;padding:14px 16px;font-weight:600;font-size:var(--fs-sm);list-style:none;display:flex;justify-content:space-between;gap:10px}
.bpf-path summary::-webkit-details-marker{display:none}
.bpf-path summary:after{content:"+";color:var(--accent);font-weight:400}
.bpf-path[open] summary:after{content:"−"}
.bpf-path ol{margin:0;padding:0 16px 14px 34px;font-size:var(--fs-xs)}
.bpf-path li{margin:6px 0;color:var(--ink-2)}
.bpf-path li a{color:var(--accent);font-weight:600;text-decoration:none}
.bpf-path li a:hover{text-decoration:underline}
.bpf-path .why{display:block}
.bpf-path .fitlink{display:block;padding:0 16px 14px;font-size:var(--fs-xs)}
.bpf-path .fitlink a{color:var(--accent)}
.bpf-note{font-size:var(--fs-xs);color:var(--ink-3);max-width:var(--col);margin-top:40px;border-top:1px solid var(--rule);padding-top:14px}

/* ------------------------------------------------------------ Theme precedence
   The theme colours every paragraph in .entry-content; these restate the
   library's own paragraph colours with enough weight to win on the site. */
.page-fw .bpf-notice{color:var(--ink-3)}
.page-fw .bpf-origin{color:var(--ink-2)}
.page-fw .bpf-origin a{color:var(--accent)}
.page-fw .bpf-fit h2{color:#fff}
.page-fw .bpf-fit p{color:#C3C7D0}
.page-fw .bpf-fit a{color:var(--sky)}
.page-fw .bpf-noscript{color:var(--ink-2)}
.page-fw .bpf-status{color:var(--ink-3)}
.page-fw .bpf-intro{color:var(--ink-2)}
.page-fw .bpf-q{color:var(--ink-2)}
.page-fw .bpf-hint{color:var(--ink-3)}
.page-fw .bpf-sub{color:var(--ink-3)}
.page-fw .bpf-formula{color:var(--ink-2)}
.page-fw .bpf-formula b{color:var(--ink)}
.page-fw .bpf-stage-n{color:var(--accent)}
.page-fw .bpf-stage-sum{color:var(--ink-2)}
.page-fw .bpf-pv-k{color:var(--ink-3)}
.page-fw .bpf-warn1{color:#5C4300}
.page-fw .bpf-ok{color:#1F5136}
.page-fw .bpf-cv-box.dark .bpf-cv-k{color:var(--sky)}
.page-fw .bpf-cv-k{color:var(--accent)}
.page-fw .bpf-cv-empty{color:var(--ink-3)}
.page-fw .bpf-privacy{color:var(--ink-3)}
.page-fw .bpf-count{color:var(--ink-3)}
.page-fw .bpf-none{color:var(--ink-2)}
.page-fw .bpf-note{color:var(--ink-3)}
.page-fw .bpf-when h2{font-size:var(--fs-md);margin:0 0 8px;letter-spacing:-.01em}
.page-fw .bpf-fit h2{font-size:clamp(20px,2.4vw,26px);margin:0 0 10px}
/* On a phone a drawing keeps a readable size and scrolls sideways, rather
   than shrinking its labels below legibility. */
@media(max-width:640px){.bpf-fig{overflow-x:auto;-webkit-overflow-scrolling:touch}.bpf-fig svg{max-width:none;width:600px}}