/* ---------- single article page ---------- */
.jpsb-article{background:var(--parchment);color:var(--ink);font-family:"Inter",sans-serif;}
.jpsb-article a{text-decoration:none;}
.jpsb-article .crumb-bar{border-bottom:1px solid var(--line);background:var(--parchment2);}
.jpsb-article .crumb-inner{max-width:1400px;margin:0 auto;padding:14px 28px;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.04em;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.jpsb-article .crumb-inner a{color:var(--teal);}
.jpsb-article .crumb-inner a:hover{text-decoration:underline;}
.jpsb-article .crumb-sep{opacity:.5;}
.jpsb-article .crumb-current{color:var(--ink);}
.jpsb-article .page-head{position:relative;overflow:hidden;padding:52px 28px 40px;background:radial-gradient(700px 340px at 90% 0%,rgba(176,141,70,.14),transparent 60%),linear-gradient(160deg,var(--ink) 0%,var(--ink2) 60%,#08131F 100%);}
.jpsb-article .page-head-inner{max-width:1400px;margin:0 auto;}
.jpsb-article .eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-light);margin:0 0 16px;}
.jpsb-article .eyebrow::before{content:"";width:26px;height:1px;background:var(--brass-light);}
.jpsb-article .page-head h1{font-family:"Fraunces",serif;font-weight:560;font-style:italic;font-size:clamp(26px,3.2vw,40px);line-height:1.18;letter-spacing:-.005em;color:#F4F1E4;margin:0;max-width:1050px;}

.jpsb-article .wrap{max-width:1400px;margin:0 auto;padding:44px 28px 70px;display:grid;grid-template-columns:1fr 340px;gap:52px;align-items:start;}
@media (max-width:900px){.jpsb-article .wrap{grid-template-columns:1fr;gap:36px;}}

.jpsb-article .block{margin:0 0 34px;}
.jpsb-article .block h2{font-family:"Inter",sans-serif;font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 14px;display:flex;align-items:center;gap:10px;}
.jpsb-article .block h2::before{content:"";width:9px;height:22px;flex:0 0 auto;background:var(--teal);clip-path:polygon(0 0,100% 0,100% 78%,50% 100%,0 78%);}
.jpsb-article .author-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px;}
.jpsb-article .author-list li{font-family:"Fraunces",serif;font-style:italic;font-weight:560;font-size:16.5px;color:var(--ink);background:var(--card);border:1px solid var(--line);padding:8px 14px;}
.jpsb-article .kw-list{display:flex;flex-wrap:wrap;gap:8px;}
.jpsb-article .kw{font-size:13px;color:var(--teal);background:var(--teal-tint);padding:5px 11px;border-radius:2px;transition:.15s;}
.jpsb-article .kw:hover{background:var(--teal);color:#F4F1E4;}
.jpsb-article .abstract{font-size:15.5px;line-height:1.8;color:#25211A;margin:0 0 16px;max-width:78ch;}
.jpsb-article .abstract b{color:var(--ink);font-weight:700;}
.jpsb-article .abstract.muted{color:var(--muted);font-style:italic;}
.jpsb-article .source-line{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--brass-deep);margin:0;padding-top:12px;border-top:1px solid var(--line);}
.jpsb-article .read-btn{display:inline-flex;align-items:center;gap:10px;background:var(--ink2);color:#F4F1E4;font-weight:700;font-size:15px;padding:14px 24px;transition:.15s;}
.jpsb-article .read-btn:hover{background:var(--teal);}
.jpsb-article .read-btn svg{width:17px;height:17px;}

.jpsb-article .pn-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);}
.jpsb-article .pn{display:block;background:var(--card);border:1px solid var(--line);padding:14px 16px;transition:.15s;}
.jpsb-article .pn:hover{border-color:var(--teal);}
.jpsb-article .pn.next{text-align:right;grid-column:2;}
.jpsb-article .pn .lbl{display:block;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;}
.jpsb-article .pn .t{display:block;font-size:13.5px;font-weight:600;color:var(--teal);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
@media (max-width:560px){.jpsb-article .pn-nav{grid-template-columns:1fr;}.jpsb-article .pn.next{grid-column:1;}}

.jpsb-article aside.meta{display:flex;flex-direction:column;gap:22px;position:sticky;top:24px;}
@media (max-width:900px){.jpsb-article aside.meta{position:static;}}
.jpsb-article .meta-card{background:var(--card);border:1px solid var(--line);position:relative;}
.jpsb-article .meta-card::before,.jpsb-article .meta-card::after{content:"";position:absolute;width:14px;height:14px;border:1px solid var(--brass);opacity:.55;}
.jpsb-article .meta-card::before{top:-1px;left:-1px;border-right:none;border-bottom:none;}
.jpsb-article .meta-card::after{bottom:-1px;right:-1px;border-left:none;border-top:none;}
.jpsb-article .meta-row{padding:18px 22px;border-bottom:1px solid var(--line);}
.jpsb-article .meta-row:last-child{border-bottom:none;}
.jpsb-article .meta-row .lbl{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;}
.jpsb-article .meta-row .val{font-size:14.5px;color:var(--ink2);line-height:1.5;}
.jpsb-article .meta-row .val a{color:var(--teal);font-weight:600;text-decoration:underline;text-underline-offset:3px;}
.jpsb-article .meta-row .val.small{font-size:13px;line-height:1.65;color:#3A3527;}
.jpsb-article .meta-row .val.mono{font-family:"IBM Plex Mono",monospace;font-size:12.5px;word-break:break-all;}
.jpsb-article .meta-row .cite{word-break:break-word;}
.jpsb-article .pdf-btn{display:inline-flex;align-items:center;gap:7px;font-family:"IBM Plex Mono",monospace;font-size:12px;font-weight:500;color:var(--teal);border:1px solid var(--teal);padding:7px 16px;transition:.15s;}
.jpsb-article .pdf-btn:hover{background:var(--teal);color:#F4F1E4;}
.jpsb-article .pdf-btn svg{width:13px;height:13px;}
.jpsb-article .copy-btn{margin-top:12px;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.04em;color:var(--ink2);background:transparent;border:1px solid var(--line);padding:6px 12px;cursor:pointer;transition:.15s;}
.jpsb-article .copy-btn:hover{border-color:var(--teal);color:var(--teal);}
.jpsb-article .copy-btn.done{background:var(--teal);color:#F4F1E4;border-color:var(--teal);}

/* reused sidebar card */
.jpsb-article .side-card{background:var(--card);border:1px solid var(--line);padding:22px;position:relative;}
.jpsb-article .side-label{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--line);}
.jpsb-article .link-list{display:flex;flex-direction:column;gap:2px;}
.jpsb-article .link-list a{font-size:14px;font-weight:600;color:var(--ink);padding:9px 4px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;transition:.15s;}
.jpsb-article .link-list a:last-child{border-bottom:none;}
.jpsb-article .link-list a:hover{color:var(--teal);padding-left:8px;}
.jpsb-article .link-list .arrow{opacity:.5;font-family:"IBM Plex Mono",monospace;font-size:12px;}
@media (max-width:640px){.jpsb-article .crumb-inner,.jpsb-article .page-head,.jpsb-article .wrap{padding-left:16px;padding-right:16px;}}
/* authors with affiliations (BanglaJOL style) */
.jpsb-article .author-list{display:flex;flex-direction:column;gap:0;max-width:78ch;}
.jpsb-article .author-list li{display:block;background:none;border:0;border-bottom:1px solid var(--line);padding:12px 0;}
.jpsb-article .author-list li:first-child{padding-top:2px;}
.jpsb-article .au-name{display:block;font-family:"Fraunces",serif;font-style:italic;font-weight:560;font-size:17px;color:var(--ink);}
.jpsb-article .au-aff{display:block;margin-top:4px;font-family:"Inter",sans-serif;font-style:normal;font-size:13.5px;line-height:1.55;color:var(--muted);}

/* Cover and Contents cards above the article */
.jpsb-article .art-cc{max-width:1400px;margin:0 auto;padding:44px 28px 0;}
.jpsb-article .art-cc .cc-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;max-width:1000px;margin:0 auto;}
@media (max-width:640px){.jpsb-article .art-cc{padding:28px 16px 0;}.jpsb-article .art-cc .cc-grid{gap:12px;}}
.jpsb-article .page-head .art-subtitle{font-size:clamp(15px,1.6vw,19px);line-height:1.4;color:rgba(244,241,228,.78);margin:10px 0 0;max-width:1050px;}