/* =====================================================================
   eurabeltfuels.uk — the Library: the Master Document Register (a ledger with a thumb index),
   the group documents (a contents page on paper) and the document reader (a sealed sheet).
   ===================================================================== */

/* short heroes size to their content (the shared .hero uses size containment, which needs a fixed height) */
.tab-library .hero.short{container-type:inline-size}

/* ---- register: search & site ----------------------------------------- */
.reg-tools{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) auto auto;gap:14px 18px;align-items:end;padding:22px 0 26px;border-top:1px solid var(--line2)}
.reg-tools label{display:block;font:500 11px/1 var(--mono);letter-spacing:.12em;color:var(--text3);margin-bottom:9px}
.reg-search input,.reg-site select{width:100%;min-height:52px;padding:12px 15px;background:rgba(2,6,13,.7);border:1px solid var(--line2);border-radius:2px;color:var(--text)}
.reg-search input{font:500 17px/1 var(--mono);letter-spacing:.03em;padding-left:44px;background:rgba(2,6,13,.7) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='%23e2c35a' stroke-width='1.5'%3E%3Ccircle cx='7.5' cy='7.5' r='5.5'/%3E%3Cpath d='M11.6 11.6 16.5 16.5'/%3E%3C/svg%3E") 15px center no-repeat}
.reg-search input::placeholder{color:var(--text3);font-family:var(--sans);font-size:15px;letter-spacing:0}
.reg-site select{font-size:15px;appearance:none;-webkit-appearance:none;padding-right:38px;background:rgba(2,6,13,.7) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23b9c2cf' stroke-width='1.4'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E") right 14px center no-repeat}
.reg-site option{background:#06101f;color:var(--text)}
.reg-search input:focus,.reg-site select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,39,.18)}
.reg-apply{min-height:52px}
.reg-tools.live .reg-apply{display:none}
.reg-count{align-self:center;justify-self:end;font:400 13px/1.3 var(--mono);color:var(--text3);white-space:nowrap;margin:0}
.reg-count b{font:600 30px/1 var(--serif);color:var(--gold-l);margin-right:4px;vertical-align:-3px}

/* ---- register: the thumb index (categories) --------------------------- */
.reg-index{display:flex;gap:0;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--line2);margin-bottom:6px}
.reg-index::-webkit-scrollbar{display:none}
.reg-index a{flex:none;display:flex;align-items:center;gap:9px;padding:13px 16px 12px;font:500 14px/1.2 var(--sans);color:var(--text3);border:1px solid transparent;border-bottom:0;border-top:2px solid transparent;border-radius:2px 2px 0 0;margin-bottom:-1px;white-space:nowrap;transition:color .2s}
.reg-index a span{font:400 11.5px/1 var(--mono);color:var(--text3);padding:3px 6px;border:1px solid var(--line);border-radius:2px}
.reg-index a:hover{color:var(--text)}
.reg-index a[aria-current]{color:var(--text);background:linear-gradient(180deg,rgba(226,195,90,.09),rgba(4,10,20,0));border-color:var(--line2);border-top-color:var(--gold-l);border-bottom:1px solid var(--vault)}
.reg-index a[aria-current] span{color:var(--gold-l);border-color:rgba(226,195,90,.35)}
.reg-index a.zero{opacity:.45}

/* ---- register: the ledger --------------------------------------------- */
.reg-book{position:relative}
.reg-vol{padding-top:30px}
.reg-vol[hidden],.reg-row[hidden],.reg-empty[hidden]{display:none}
.reg-vol-head{display:grid;grid-template-columns:150px minmax(0,auto) 1fr auto;gap:6px 22px;align-items:baseline;padding-bottom:12px;border-bottom:1px solid var(--line2)}
.reg-block{font-size:12.5px;color:var(--gold);letter-spacing:.08em}
.reg-vol-head h3{font-size:clamp(22px,1.8vw,27px)}
.reg-host{font-size:12.5px;color:var(--text3)}
.reg-host:hover{color:var(--gold-l)}
.reg-vol-n{font:400 12.5px/1 var(--mono);color:var(--text3)}
.reg-vol-n b{color:var(--text2);font-weight:500}
.reg-rows{list-style:none}
.reg-row{position:relative;display:grid;grid-template-columns:150px minmax(0,1fr) minmax(150px,220px) 44px;gap:6px 22px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}
.reg-row::before{content:"";position:absolute;left:-14px;top:12px;bottom:12px;width:2px;background:var(--gold-l);opacity:0;transition:opacity .2s}
.reg-row:hover::before,.reg-row:focus-within::before{opacity:.8}
.reg-no{font-size:13px;color:var(--gold-l);letter-spacing:.04em}
.reg-main{min-width:0}
.reg-title{display:inline;font:600 20px/1.25 var(--serif);color:var(--text)}
.reg-title:hover{color:var(--gold-l)}
.reg-where{display:block;margin-top:3px;font-size:12.5px;color:var(--text3)}
.reg-cat{font-size:13px;color:var(--text2);border-bottom:1px solid transparent;justify-self:start}
.reg-cat:hover{color:var(--gold-l);border-bottom-color:rgba(226,195,90,.4)}
.reg-act{justify-self:end}
.reg-act .share-btn,.folio-meta .share-btn{font-size:0;gap:0;width:40px;min-height:40px;padding:0;justify-content:center}
.reg-act .share-pop{left:auto;right:0}
.reg-empty{padding:56px 0;text-align:left}
.reg-empty p{font:500 26px/1.2 var(--serif);color:var(--text);margin-bottom:18px}

/* ---- group documents: a contents page on paper ------------------------ */
.lib-group .sec-head h2{max-width:18ch}
.folio{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(32px,5vw,80px);border-top:2px solid var(--ink)}
.folio-leaf{padding:22px 0 20px;border-bottom:1px solid var(--pline)}
.folio-link{display:flex;align-items:baseline;gap:14px}
.folio-no{flex:none;width:2.6em;font-size:14px;color:var(--gold-d)}
.folio-t{font:600 clamp(21px,1.7vw,25px)/1.2 var(--serif);color:var(--ink)}
.folio-lead{flex:1;min-width:24px;border-bottom:1px dotted #9aa5b5;transform:translateY(-5px)}
.folio-go{flex:none;font:500 13px/1 var(--sans);color:#7a5f0c}
.folio-link:hover .folio-t{color:#5e480a}
.folio-link:hover .folio-go{text-decoration:underline;text-underline-offset:3px}
.folio-leaf p{margin:8px 0 0 calc(2.6em + 14px);font-size:15px;line-height:1.55;color:var(--ink2)}
.folio-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;margin:12px 0 0 calc(2.6em + 14px);font-size:12.5px;color:var(--ink3)}
.folio-meta .mono{font-size:12px;color:var(--ink2)}
.folio-meta .share{margin-left:auto}
.paper .btn-quiet{color:var(--ink2);border-color:var(--pline)}
.paper .btn-quiet:hover{color:#7a5f0c;border-color:#b8a46a}

/* ---- sites & numbering ------------------------------------------------- */
.sites-table td{vertical-align:middle}
.sites-table .gold{color:var(--gold-l);white-space:nowrap}
.sites-table b{display:block;font:600 20px/1.2 var(--serif)}
.sites-table .host{display:block;margin-top:3px;font-size:12px;color:var(--text3)}
.sites-table .links{text-align:right;white-space:nowrap}
.sites-table .links .btn{margin-left:6px}
.lib-rules{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px clamp(24px,3vw,48px);margin-top:48px}
.lib-rules p{padding-left:16px;border-left:1px solid var(--gold);font-size:15px;color:var(--text2)}
.lib-rules b{display:block;font:600 21px/1.2 var(--serif);color:var(--text);margin-bottom:6px}
.lib-rules a{color:var(--gold-l);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(226,195,90,.4)}

/* ---- the reader -------------------------------------------------------- */
.reader{padding:clamp(48px,6vw,96px) 0 clamp(56px,7vw,110px)}
.reader-grid{display:grid;grid-template-columns:290px minmax(0,1fr);gap:clamp(28px,4vw,64px);align-items:start}
.doc-aside{position:sticky;top:calc(var(--hdr) + 72px);max-height:calc(100vh - var(--hdr) - 96px);overflow:auto;scrollbar-width:thin;display:flex;flex-direction:column;gap:22px;padding-bottom:4px}
.doc-plate{background:#fff;border:1px solid var(--pline);border-radius:3px;padding:20px 20px 8px;text-align:center}
.doc-plate img{width:84px;height:84px;border-radius:50%;margin:0 auto 14px;box-shadow:0 0 0 1px rgba(143,112,18,.3)}
.doc-meta{text-align:left}
.doc-meta div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--paper2)}
.doc-meta dt{font:500 11px/1.4 var(--mono);letter-spacing:.06em;color:var(--ink3)}
.doc-meta dd{font-size:14px;color:var(--ink);text-align:right}
.doc-meta dd.mono{color:#7a5f0c;font-size:13px}
.doc-meta a{color:var(--ink);border-bottom:1px solid #c5ccd6}
.doc-meta a:hover{color:#7a5f0c}
.doc-toc h2{font:500 11px/1 var(--mono);letter-spacing:.14em;color:var(--ink3);margin-bottom:10px}
.doc-toc ol{list-style:none;border-top:1px solid var(--pline)}
.doc-toc a{display:flex;gap:10px;padding:7px 0 7px 10px;border-bottom:1px solid var(--paper2);border-left:2px solid transparent;font-size:14px;line-height:1.35;color:var(--ink2)}
.doc-toc a span{flex:none;width:1.6em;font:400 12px/1.6 var(--mono);color:var(--ink3)}
.doc-toc a:hover,.doc-toc a[aria-current]{color:var(--ink);border-left-color:var(--gold)}
.doc-toc a[aria-current] span{color:#7a5f0c}
.doc-tools{display:flex;flex-wrap:wrap;gap:8px}
.doc-tools .btn{min-height:42px;padding:9px 14px;font-size:14px}

.doc-sheet{position:relative;background:#fff;border:1px solid var(--pline);border-radius:2px;padding:clamp(26px,5vw,72px) clamp(20px,5.5vw,80px);box-shadow:0 1px 0 #fff inset,0 30px 60px -40px rgba(13,27,48,.35)}
.doc-letterhead{display:flex;align-items:center;gap:14px;padding-bottom:18px;border-bottom:3px double rgba(143,112,18,.55);background:url(../../brand/guilloche.svg) right 120px center/200px no-repeat}
.doc-letterhead img{width:52px;height:52px;border-radius:50%}
.doc-letterhead b{display:block;font:600 21px/1.1 var(--serif);color:var(--ink)}
.doc-letterhead div span{display:block;margin-top:3px;font:400 10.5px/1 var(--mono);letter-spacing:.14em;color:#7a5f0c}
.doc-ref{margin-left:auto;text-align:right;font-size:12px;line-height:1.5;color:var(--ink2)}
.doc-title{margin:30px 0 8px;font-size:clamp(30px,3.2vw,44px);line-height:1.08;color:var(--ink)}
.doc-line{font:400 12.5px/1.5 var(--mono);color:var(--ink3);max-width:none;margin-bottom:8px}
.doc-body{max-width:72ch}
.doc-sec{padding-top:34px}
.doc-h{display:flex;align-items:baseline;gap:14px;font-size:clamp(24px,2.1vw,30px);color:var(--ink);margin-bottom:14px;scroll-margin-top:calc(var(--hdr) + 24px)}
.doc-n{flex:none;min-width:1.7em;font:500 14px/1 var(--mono);color:#7a5f0c;padding-top:4px;border-top:1px solid rgba(143,112,18,.5)}
.doc-h.small{font-size:22px}
.doc-body h4{font:600 16px/1.35 var(--sans);color:var(--ink);margin:22px 0 8px}
.doc-body p,.doc-body li{font-size:16.5px;line-height:1.72;color:#33415a}
.doc-body p+p,.doc-body p+ul,.doc-body p+ol,.doc-body ul+p,.doc-body ol+p,.doc-body .doc-table+p,.doc-body p+.doc-table{margin-top:.85em}
.doc-body ul,.doc-body ol{padding-left:1.4em;margin-top:.6em}
.doc-body ul{list-style:none;padding-left:1.2em}
.doc-body ul>li{position:relative}
.doc-body ul>li::before{content:"";position:absolute;left:-1.1em;top:.82em;width:.55em;height:1px;background:var(--gold-d)}
.doc-body ol>li::marker{font-family:var(--mono);font-size:.85em;color:#7a5f0c}
.doc-body li+li{margin-top:.4em}
.doc-body strong{color:var(--ink);font-weight:600}
.doc-body a{color:#7a5f0c;text-decoration:underline;text-decoration-color:rgba(143,112,18,.4);text-underline-offset:3px}
.doc-body a:hover{text-decoration-color:#7a5f0c}
.doc-body code,.doc-end code{font:400 .86em/1 var(--mono);background:var(--paper);border:1px solid var(--paper2);padding:2px 5px;border-radius:2px;color:var(--ink);white-space:nowrap}
.doc-table{overflow-x:auto;margin-top:.9em}
.doc-table table{width:100%;border-collapse:collapse;font-size:14.5px}
.doc-table th,.doc-table td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--pline);color:#33415a;line-height:1.5}
.doc-table thead th,.doc-table tbody th{font:500 11.5px/1.4 var(--mono);letter-spacing:.06em;color:var(--ink3)}
.doc-table thead th{border-bottom:1px solid var(--ink3)}
.doc-table tbody th{width:32%}
.doc-table td code{white-space:normal}
.doc-callout{margin-top:1em;padding:16px 20px;border-left:3px solid var(--gold);background:#fbf7e9}
.doc-callout p{color:var(--ink)}
.doc-end{margin-top:48px;padding-top:26px;border-top:3px double rgba(143,112,18,.55)}
.doc-fin{margin-top:22px;font-size:12.5px;line-height:1.6;color:var(--ink3);max-width:none}
.doc-fin .mono{color:#7a5f0c}
.print-only{display:none}

.doc-nav{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;margin-top:40px}
.doc-nav a{display:flex;flex-direction:column;gap:6px;padding:18px 0;border-top:1px solid var(--ink3)}
.doc-nav .all{text-align:center;padding-left:24px;padding-right:24px}
.doc-nav .next{text-align:right}
.doc-nav small{font:400 11.5px/1 var(--mono);letter-spacing:.06em;color:var(--ink3)}
.doc-nav b{font:600 20px/1.2 var(--serif);color:var(--ink)}
.doc-nav a:hover b{color:#7a5f0c}

/* ---- responsive -------------------------------------------------------- */
@media (max-width:1100px){
  .reg-tools{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .reg-count{grid-column:1/-1;justify-self:start}
  .reg-row{grid-template-columns:130px minmax(0,1fr) 44px}
  .reg-cat{grid-column:2;grid-row:2;margin-top:-2px}
  .reg-act{grid-column:3;grid-row:1/3}
  .reg-vol-head{grid-template-columns:130px minmax(0,1fr) auto}
  .reg-host{grid-column:2;grid-row:2}
  .reg-vol-n{grid-column:3;grid-row:1}
  .reader-grid{grid-template-columns:1fr}
  .doc-aside{position:static;max-height:none;overflow:visible;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}
  .doc-tools{grid-column:1/-1}
  .lib-rules{grid-template-columns:1fr}
}
@media (max-width:760px){
  .reg-tools{grid-template-columns:1fr}
  .reg-row{grid-template-columns:minmax(0,1fr) 44px;gap:4px 12px;padding:14px 0}
  .reg-no{grid-column:1;grid-row:1;font-size:12px}
  .reg-main{grid-column:1;grid-row:2}
  .reg-cat{grid-column:1;grid-row:3;margin-top:2px;font-size:12.5px}
  .reg-act{grid-column:2;grid-row:1/4;align-self:start}
  .reg-row::before{left:-10px}
  .reg-vol-head{grid-template-columns:minmax(0,1fr) auto;gap:4px 12px}
  .reg-block{grid-column:1;grid-row:1}
  .reg-vol-head h3{grid-column:1;grid-row:2}
  .reg-host{grid-column:1;grid-row:3}
  .reg-vol-n{grid-column:2;grid-row:1}
  .folio{grid-template-columns:1fr}
  .folio-leaf p,.folio-meta{margin-left:0}
  .folio-meta{flex-wrap:nowrap}
  .folio-meta span:nth-child(3){display:none}
  .sites-table thead{display:none}
  .sites-table tr{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;padding:14px 0;border-bottom:1px solid var(--line)}
  .sites-table td{padding:0;border:0}
  .sites-table td:nth-child(3){display:none}
  .sites-table .links{grid-column:1/-1;text-align:left;white-space:normal;padding-top:8px}
  .sites-table .links .btn{margin:0 6px 6px 0}
  .doc-aside{grid-template-columns:1fr}
  .doc-letterhead{flex-wrap:wrap;background:none}
  .doc-ref{margin-left:0;width:100%;text-align:left}
  .doc-nav{grid-template-columns:1fr}
  .doc-nav .all,.doc-nav .next{text-align:left;padding-left:0}
  .doc-body p,.doc-body li{font-size:16px}
}

/* ---- print: the sheet alone ------------------------------------------- */
@media print{
  .lib-reader .hero,.lib-reader .subnav,.doc-aside,.doc-nav,.liveband,dialog{display:none!important}
  .reader{padding:0;background:#fff}
  .reader .wrap{max-width:none;padding:0}
  .reader-grid{display:block}
  .doc-sheet{border:0;box-shadow:none;padding:0}
  .doc-sheet.corner::before,.doc-sheet.corner::after{display:none}
  .doc-body{max-width:none}
  .doc-body p,.doc-body li{font-size:11pt;color:#000}
  .doc-body a{color:#000}
  .doc-sec{break-inside:auto}
  .doc-h{break-after:avoid}
  .print-only{display:inline}
}