/* ============================================================
   Bibliotheca Witkam — vellum & iron-gall, rubricator's red.
   A memorial scholarly library. Codicology-inspired.
   ============================================================ */

:root{
  /* palette — vellum & iron-gall ink, manuscript pigments */
  --vellum:    #EDE6D6;
  --vellum-2:  #E4DAC6;   /* deeper parchment for panels */
  --paper:     #F6F1E6;   /* a fresher leaf, for reading surfaces */
  --ink:       #21201C;
  --ink-soft:  #55504A;
  --ink-faint: #847C6E;
  --rubric:    #9B2D20;   /* rubricator's red — marks, rules, active */
  --rubric-d:  #7A1E15;
  --azure:     #2E4B6B;   /* lapis — links, Arabic accents */
  --line:      #C9BFAA;   /* hairline rule */
  --line-soft: #DDD3BE;

  --shadow:    0 1px 0 rgba(33,32,28,.04), 0 18px 40px -28px rgba(33,32,28,.45);

  --serif:  "EB Garamond", Georgia, "Times New Roman", serif;
  --text:   "Spectral", Georgia, serif;
  --mono:   "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;
  --arabic: "Amiri", "Spectral", serif;
  --arabic-ui: "Cairo", "Amiri", "Spectral", serif;

  --measure: 68ch;
  --pad: clamp(1.1rem, 4vw, 3.25rem);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; transition-duration:.001ms !important; }
}

body{
  margin:0;
  background:
    radial-gradient(120% 80% at 50% -10%, #F3EDE0 0%, var(--vellum) 46%, #E7DDC9 100%) fixed;
  color:var(--ink);
  font-family:var(--text);
  font-size:clamp(1rem, .96rem + .2vw, 1.075rem);
  line-height:1.65;
  font-feature-settings:"liga" 1, "onum" 1, "kern" 1;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}

/* faint laid-paper texture */
body::before{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  opacity:.5; mix-blend-mode:multiply;
  background-image:
    repeating-linear-gradient(90deg, rgba(120,108,86,.045) 0 1px, transparent 1px 26px);
}

a{ color:var(--azure); text-decoration:none; text-underline-offset:3px; }
a:hover{ text-decoration:underline; }
img{ max-width:100%; display:block; }

::selection{ background:var(--rubric); color:var(--paper); }
:focus-visible{ outline:2.5px solid var(--rubric); outline-offset:3px; border-radius:1px; }

/* ---- type scale -------------------------------------------------- */
h1,h2,h3,h4{ font-family:var(--serif); font-weight:600; line-height:1.12; margin:0; letter-spacing:-.01em; }
.display{ font-size:clamp(2.4rem, 1.5rem + 4.4vw, 5rem); font-weight:500; letter-spacing:-.02em; }
.eyebrow{
  font-family:var(--mono); font-size:.7rem; letter-spacing:.26em; text-transform:uppercase;
  color:var(--rubric); font-weight:500; display:inline-flex; align-items:center; gap:.6rem;
}
.eyebrow::before{ content:""; width:1.6rem; height:1px; background:var(--rubric); display:inline-block; }
.mono{ font-family:var(--mono); }
.arabic{ font-family:var(--arabic); direction:rtl; unicode-bidi:isolate; }

/* ---- shell ------------------------------------------------------- */
.wrap{ width:min(1180px, 100%); margin-inline:auto; padding-inline:var(--pad); }

/* masthead */
.masthead{
  position:sticky; top:0; z-index:40;
  background:rgba(237,230,214,.86); backdrop-filter:blur(8px) saturate(1.1);
  border-bottom:1px solid var(--line);
}
.masthead-in{ display:flex; align-items:center; gap:1.5rem; height:64px; }
.brand{ display:flex; align-items:baseline; gap:.7rem; color:var(--ink); }
.brand:hover{ text-decoration:none; }
.brand .mark{
  font-family:var(--serif); font-size:1.42rem; font-weight:600; letter-spacing:-.01em;
}
.brand .mark b{ color:var(--rubric); font-weight:600; }
.brand .sub{ font-family:var(--mono); font-size:.62rem; letter-spacing:.22em; text-transform:uppercase; color:var(--ink-faint); }
nav.top{ margin-left:auto; display:flex; align-items:center; gap:.1rem; flex-wrap:wrap; }
nav.top > a, nav.top a.nav-flat{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.04em; color:var(--ink-soft);
  padding:.5rem .7rem; border-radius:2px; position:relative;
}
nav.top > a:hover, nav.top a.nav-flat:hover{ color:var(--ink); text-decoration:none; background:rgba(155,45,32,.07); }
nav.top > a.active, nav.top a.nav-flat.active{ color:var(--rubric); }
nav.top > a.active::after, nav.top a.nav-flat.active::after{
  content:""; position:absolute; left:.7rem; right:.7rem; bottom:.32rem; height:1.5px; background:var(--rubric);
}

/* ---- grouped dropdown menus -------------------------------------- */
.nav-groups{ display:contents; }
.nav-group{ position:relative; }
.nav-trigger{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.04em; color:var(--ink-soft);
  background:transparent; border:0; cursor:pointer; border-radius:2px;
  padding:.5rem .55rem .5rem .7rem; display:inline-flex; align-items:center; gap:.3rem; line-height:1.2;
  position:relative;
}
.nav-trigger:hover{ color:var(--ink); background:rgba(155,45,32,.07); }
.nav-trigger .caret{ font-size:.6rem; color:var(--ink-faint); transition:transform .18s ease, color .18s; }
.nav-group.open .nav-trigger,
.nav-group:hover .nav-trigger{ color:var(--ink); }
.nav-group.open .nav-trigger .caret{ transform:rotate(180deg); color:var(--rubric); }
.nav-group.active .nav-trigger{ color:var(--rubric); }
.nav-group.active .nav-trigger::after{
  content:""; position:absolute; left:.7rem; right:.55rem; bottom:.32rem; height:1.5px; background:var(--rubric);
}

.nav-menu{
  position:absolute; top:calc(100% + .35rem); left:0; min-width:230px; z-index:60;
  background:var(--paper); border:1px solid var(--line); border-radius:3px;
  box-shadow:var(--shadow); padding:.4rem; display:none;
  /* a faint codicology hairline at the head */
  background-image:linear-gradient(var(--rubric),var(--rubric)); background-size:100% 2px; background-repeat:no-repeat; background-position:top left;
}
.nav-group.open .nav-menu{ display:block; animation:navdrop .16s ease both; }
@keyframes navdrop{ from{ opacity:0; transform:translateY(-4px); } to{ opacity:1; transform:none; } }
.nav-mi{
  display:flex; align-items:baseline; justify-content:space-between; gap:1.2rem;
  font-family:var(--mono); font-size:.76rem; letter-spacing:.02em; color:var(--ink-soft);
  padding:.5rem .6rem; border-radius:2px; white-space:nowrap;
}
.nav-mi:hover, .nav-mi:focus-visible{ color:var(--rubric); background:rgba(155,45,32,.07); text-decoration:none; outline-offset:-2px; }
.nav-mi.active{ color:var(--rubric); }
.nav-mi .mi-t{ font-family:var(--serif); font-size:.96rem; letter-spacing:0; }
.nav-mi .mi-n{ font-size:.66rem; color:var(--ink-faint); }
.nav-mi.is-empty{ opacity:.45; }
.nav-mi.is-empty .mi-n{ display:none; }

.top-search{ display:flex; margin-left:.35rem; }
.top-search button{
  border:1px solid var(--line); background:transparent; color:var(--ink-soft);
  font-family:var(--mono); font-size:.72rem; padding:.42rem .7rem; border-radius:2px; cursor:pointer;
  display:inline-flex; gap:.45rem; align-items:center;
}
.top-search button:hover{ border-color:var(--rubric); color:var(--rubric); }
.menu-btn{ display:none; }

/* language switcher (EN · ES · العربية) */
.langpop{ display:inline-flex; align-items:center; gap:2px; margin-left:.5rem; padding-left:.6rem; border-left:1px solid var(--line); }
.lang-btn{
  font-family:var(--mono); font-size:.72rem; letter-spacing:.04em; color:var(--ink-faint);
  background:transparent; border:1px solid transparent; border-radius:2px;
  padding:.34rem .5rem; cursor:pointer; line-height:1; transition:.16s;
}
.lang-btn[lang="ar"]{ font-family:var(--arabic); font-size:.92rem; }
.lang-btn:hover{ color:var(--rubric); background:rgba(155,45,32,.07); }
.lang-btn.on{ color:var(--rubric); border-color:var(--line); background:var(--paper); font-weight:600; }

/* ---- generic page rhythm ---------------------------------------- */
main{ min-height:62vh; }
.page{ padding-block:clamp(2.4rem,6vw,4.6rem) clamp(3rem,8vw,6rem); animation:rise .5s ease both; }
@keyframes rise{ from{ opacity:0; transform:translateY(10px); } to{ opacity:1; transform:none; } }

.section-head{ margin-bottom:2.6rem; }
.section-head .display{ margin:.5rem 0 .4rem; }
.lede{ font-size:clamp(1.08rem,1rem+.4vw,1.28rem); color:var(--ink-soft); max-width:var(--measure); font-style:italic; }

.rule{ height:1px; background:var(--line); border:0; margin:0; }
.rule.double{ height:4px; border-top:1px solid var(--line); border-bottom:1px solid var(--line); background:transparent; }

/* ============================================================
   HOME — tipped-in portrait plate + colophon
   ============================================================ */
.hero{ padding-block:clamp(2.6rem,7vw,5.5rem) clamp(2rem,5vw,3.5rem); }
.hero-grid{ display:grid; grid-template-columns:1fr; gap:clamp(2rem,5vw,3.5rem); align-items:center; }
@media(min-width:880px){ .hero-grid{ grid-template-columns:1.15fr .85fr; } }

.hero .dates{ font-family:var(--mono); font-size:.82rem; letter-spacing:.12em; color:var(--ink-soft); margin-top:1.1rem; }
.hero .standfirst{
  font-family:var(--serif); font-size:clamp(1.3rem,1.05rem+1vw,1.7rem); font-style:italic;
  color:var(--ink); margin:1.5rem 0 0; max-width:30ch; line-height:1.3;
}
.dedication{
  margin-top:1.7rem; padding-left:1.1rem; border-left:2px solid var(--rubric);
  color:var(--ink-soft); max-width:46ch;
}

/* tipped-in plate */
.plate{
  position:relative; background:var(--paper); padding:.7rem .7rem 0; border:1px solid var(--line);
  box-shadow:var(--shadow); transform:rotate(-.6deg);
}
.plate::after{ /* corner mounting tabs */
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    linear-gradient(135deg, rgba(155,45,32,.16) 0 12px, transparent 12px) top left/26px 26px no-repeat,
    linear-gradient(-135deg, rgba(155,45,32,.16) 0 12px, transparent 12px) top right/26px 26px no-repeat;
}
.plate img{ width:100%; height:auto; filter:contrast(1.03) sepia(.06); }
.plate .caption{
  font-family:var(--mono); font-size:.64rem; letter-spacing:.04em; color:var(--ink-faint);
  text-align:center; padding:.6rem .4rem .7rem; line-height:1.5;
}
.plate .caption b{ color:var(--ink-soft); font-weight:600; }

/* colophon stats line */
.colophon{
  margin-top:2.4rem; padding-top:1.4rem; border-top:1px solid var(--line);
  display:flex; flex-wrap:wrap; align-items:baseline; gap:.4rem 1.9rem;
  font-family:var(--mono); font-size:.8rem; color:var(--ink-soft);
}
.colophon .stat b{ font-family:var(--serif); font-size:1.5rem; font-weight:600; color:var(--rubric); letter-spacing:-.01em; margin-right:.4rem; }
.colophon .stat{ display:inline-flex; align-items:baseline; }
.colophon .sep{ color:var(--line); }
.colophon .live{ margin-left:auto; display:inline-flex; align-items:center; gap:.45rem; font-size:.66rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-faint); }
.colophon .live i{ width:7px; height:7px; border-radius:50%; background:var(--rubric); display:inline-block; animation:pulse 2.4s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{ opacity:.35; } 50%{ opacity:1; } }
/* colophon aside — a quiet note under the stats */
.reconstructing{
  margin:.7rem 0 0; font-family:var(--serif); font-style:italic;
  font-size:.92rem; color:var(--ink-faint); letter-spacing:.005em;
}

/* section tiles ---------------------------------------------------- */
.shelf{ display:grid; gap:1px; background:var(--line); border:1px solid var(--line); margin-top:2.2rem; }
@media(min-width:620px){ .shelf{ grid-template-columns:1fr 1fr; } }
@media(min-width:980px){ .shelf{ grid-template-columns:1fr 1fr 1fr 1fr; } }
.tile{
  background:var(--vellum); padding:1.5rem 1.4rem 1.6rem; position:relative; color:var(--ink);
  display:flex; flex-direction:column; min-height:172px; transition:background .25s;
}
.tile:hover{ background:var(--paper); text-decoration:none; }
.tile .reg{ font-family:var(--mono); font-size:.66rem; letter-spacing:.16em; color:var(--rubric); }
.tile h3{ font-size:1.5rem; margin:.7rem 0 .5rem; }
.tile p{ font-size:.86rem; color:var(--ink-soft); margin:0; line-height:1.5; }
.tile .ct{
  margin-top:auto; padding-top:1rem; font-family:var(--mono); font-size:.72rem; color:var(--ink-faint);
  display:flex; align-items:center; gap:.5rem;
}
.tile .ct b{ color:var(--ink); }
.tile .kind{ margin-left:auto; padding:.12rem .5rem; border:1px solid var(--line); border-radius:99px; font-size:.6rem; letter-spacing:.1em; text-transform:uppercase; }
.tile::before{ content:"→"; position:absolute; top:1.5rem; right:1.4rem; color:var(--line); transition:.25s; }
.tile:hover::before{ color:var(--rubric); transform:translateX(3px); }

/* ============================================================
   BROWSE — search + facets + folio register list
   ============================================================ */
.browse-layout{ display:grid; grid-template-columns:1fr; gap:clamp(1.8rem,4vw,3rem); margin-top:2rem; }
@media(min-width:900px){ .browse-layout{ grid-template-columns:230px 1fr; } }

.facets{ font-family:var(--text); }
.facets .fg{ margin-bottom:1.7rem; }
.facets h4{ font-family:var(--mono); font-size:.68rem; letter-spacing:.18em; text-transform:uppercase; color:var(--ink-faint); margin-bottom:.7rem; font-weight:500; }
.chip{
  display:inline-flex; align-items:center; gap:.4rem; margin:0 .35rem .45rem 0;
  font-family:var(--mono); font-size:.72rem; color:var(--ink-soft);
  border:1px solid var(--line); background:transparent; border-radius:2px; padding:.3rem .6rem; cursor:pointer;
  transition:.18s;
}
.chip:hover{ border-color:var(--rubric); color:var(--ink); }
.chip.on{ background:var(--rubric); border-color:var(--rubric); color:var(--paper); }
.chip .n{ opacity:.6; font-size:.66rem; }
.chip.on .n{ opacity:.85; }

.search-row{ display:flex; gap:.8rem; align-items:center; flex-wrap:wrap; margin-bottom:.4rem; }
.search-field{ position:relative; flex:1; min-width:240px; }
.search-field input{
  width:100%; font-family:var(--text); font-size:1.05rem; color:var(--ink);
  background:var(--paper); border:1px solid var(--line); border-radius:2px;
  padding:.74rem 1rem .74rem 2.6rem;
}
.search-field input:focus{ border-color:var(--rubric); outline:none; }
.search-field svg{ position:absolute; left:.85rem; top:50%; transform:translateY(-50%); width:18px; height:18px; color:var(--ink-faint); }
.result-count{ font-family:var(--mono); font-size:.76rem; color:var(--ink-soft); white-space:nowrap; }
.sortbox{ font-family:var(--mono); font-size:.74rem; color:var(--ink-soft); background:var(--paper); border:1px solid var(--line); border-radius:2px; padding:.5rem .6rem; }

/* folio register list */
.register{ margin-top:1.4rem; border-top:1px solid var(--line); }
.entry{
  display:grid; grid-template-columns:auto 1fr auto; gap:1.2rem; align-items:start;
  padding:1.15rem 0 1.15rem .2rem; border-bottom:1px solid var(--line-soft);
  position:relative; color:var(--ink); transition:background .2s;
}
.entry:hover{ background:linear-gradient(90deg, rgba(246,241,230,.8), transparent 70%); text-decoration:none; }
.entry .folio{
  font-family:var(--mono); font-size:.74rem; color:var(--rubric); padding-top:.25rem;
  width:3.4rem; text-align:right; letter-spacing:.02em;
}
.entry .body h3{ font-size:1.32rem; font-weight:500; line-height:1.22; }
.entry .body h3 .arabic{ font-size:1.5rem; }
.entry .meta{ font-family:var(--mono); font-size:.72rem; color:var(--ink-soft); margin-top:.45rem; display:flex; flex-wrap:wrap; gap:.2rem .9rem; }
.entry .meta .dot{ color:var(--line); }
.entry .tags{ margin-top:.55rem; display:flex; flex-wrap:wrap; gap:.35rem; }
.entry .tags span{ font-family:var(--mono); font-size:.64rem; color:var(--ink-faint); border:1px solid var(--line-soft); border-radius:99px; padding:.08rem .5rem; }
.entry .ext{ text-align:right; font-family:var(--mono); font-size:.7rem; color:var(--ink-faint); padding-top:.25rem; white-space:nowrap; }
.entry .ext .pp{ color:var(--ink-soft); }
.entry .ext .ty{ display:block; margin-top:.3rem; color:var(--rubric); letter-spacing:.08em; text-transform:uppercase; font-size:.6rem; }
@media(max-width:620px){
  .entry{ grid-template-columns:auto 1fr; }
  .entry .ext{ grid-column:2; text-align:left; padding-top:.4rem; }
}

.empty{ padding:3rem 1rem; text-align:center; color:var(--ink-soft); font-style:italic; }
.empty .eyebrow{ justify-content:center; margin-bottom:.8rem; font-style:normal; }

/* ============================================================
   WORK DETAIL
   ============================================================ */
.work-head{ display:grid; gap:.7rem; max-width:var(--measure); }
.crumbs{ font-family:var(--mono); font-size:.72rem; color:var(--ink-faint); margin-bottom:1.2rem; }
.crumbs a{ color:var(--ink-soft); }
.work-head h1{ font-size:clamp(1.9rem,1.3rem+2.4vw,3rem); font-weight:500; }
.work-head h1 .arabic{ font-size:1.15em; line-height:1.35; display:block; margin-top:.2rem; }
.byline{ font-family:var(--text); font-size:1.15rem; font-style:italic; color:var(--ink-soft); }

.work-layout{ display:grid; grid-template-columns:1fr; gap:2.2rem; margin-top:2.4rem; }
@media(min-width:920px){ .work-layout{ grid-template-columns:1fr 300px; align-items:start; } }

/* registration card (right rail) */
.regcard{ background:var(--vellum-2); border:1px solid var(--line); box-shadow:var(--shadow); }
.regcard .rc-head{ font-family:var(--mono); font-size:.66rem; letter-spacing:.18em; text-transform:uppercase; color:var(--rubric); padding:.85rem 1.1rem; border-bottom:1px solid var(--line); }
.regcard dl{ margin:0; padding:.6rem 1.1rem 1rem; }
.regcard dt{ font-family:var(--mono); font-size:.64rem; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-faint); margin-top:.85rem; }
.regcard dd{ margin:.18rem 0 0; font-size:.95rem; color:var(--ink); }
.regcard dd.arabic{ font-size:1.2rem; }
.regcard .dl-tags{ display:flex; flex-wrap:wrap; gap:.35rem; margin-top:.3rem; }
.regcard .dl-tags span{ font-family:var(--mono); font-size:.64rem; color:var(--ink-soft); border:1px solid var(--line); border-radius:99px; padding:.1rem .5rem; }
.src-note{ padding:0 1.1rem 1.1rem; }
.src-note .ia{ font-family:var(--mono); font-size:.66rem; color:var(--ink-faint); margin-top:.5rem; display:block; }
.src-note a{ word-break:break-word; font-size:.8rem; }

.btn{
  display:inline-flex; align-items:center; gap:.5rem; font-family:var(--mono); font-size:.78rem; letter-spacing:.04em;
  border:1px solid var(--rubric); color:var(--paper); background:var(--rubric); border-radius:2px;
  padding:.62rem 1rem; cursor:pointer; transition:.18s;
}
.btn:hover{ background:var(--rubric-d); border-color:var(--rubric-d); text-decoration:none; }
.btn.ghost{ background:transparent; color:var(--rubric); }
.btn.ghost:hover{ background:rgba(155,45,32,.08); color:var(--rubric-d); }

/* parts list */
.parts{ margin-top:2.4rem; }
.parts h2{ font-size:1.4rem; margin-bottom:.3rem; }
.parts .sub{ font-family:var(--mono); font-size:.72rem; color:var(--ink-faint); margin-bottom:1rem; }
.part{
  display:flex; align-items:center; gap:1rem; padding:.85rem 0; border-bottom:1px solid var(--line-soft);
  font-family:var(--text);
}
.part .pno{ font-family:var(--mono); font-size:.74rem; color:var(--rubric); width:2.4rem; }
.part .pname{ flex:1; font-size:.95rem; word-break:break-word; }
.part .pmeta{ font-family:var(--mono); font-size:.72rem; color:var(--ink-soft); white-space:nowrap; }
.part button{ font-family:var(--mono); font-size:.72rem; border:1px solid var(--line); background:var(--paper); color:var(--ink); padding:.34rem .65rem; border-radius:2px; cursor:pointer; }
.part button:hover{ border-color:var(--rubric); color:var(--rubric); }
.part button[aria-pressed="true"]{ background:var(--rubric); color:var(--paper); border-color:var(--rubric); }

/* viewer */
.viewer-wrap{ margin-top:1.6rem; border:1px solid var(--line); background:var(--vellum-2); box-shadow:var(--shadow); }
.viewer-bar{
  display:flex; align-items:center; gap:.7rem; padding:.55rem .8rem; border-bottom:1px solid var(--line);
  font-family:var(--mono); font-size:.74rem; color:var(--ink-soft); flex-wrap:wrap;
}
.viewer-bar .vfile{ flex:1; min-width:120px; color:var(--ink); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.viewer-bar button{ border:1px solid var(--line); background:var(--paper); color:var(--ink); font-family:var(--mono); font-size:.72rem; width:30px; height:28px; border-radius:2px; cursor:pointer; }
.viewer-bar button:hover{ border-color:var(--rubric); color:var(--rubric); }
.viewer-bar .pg{ min-width:5.5rem; text-align:center; }
.viewer-canvas{ max-height:78vh; overflow:auto; padding:1.2rem; display:flex; justify-content:center; background:#3a352c; }
.viewer-canvas canvas{ box-shadow:0 8px 30px -10px rgba(0,0,0,.6); background:#fff; max-width:100%; height:auto; }
.viewer-msg{ padding:2.4rem; text-align:center; color:var(--ink-soft); font-style:italic; }
.viewer-msg.err{ color:var(--rubric-d); }

/* manuscript / IIIF note */
.facsimile-note{
  margin-top:1.6rem; padding:1.1rem 1.3rem; background:var(--vellum-2); border:1px solid var(--line);
  border-left:3px solid var(--azure); display:flex; gap:.9rem; align-items:flex-start;
}
.facsimile-note .ic{ color:var(--azure); flex:none; margin-top:.15rem; }
.facsimile-note p{ margin:0; font-size:.92rem; color:var(--ink-soft); }
.facsimile-note b{ color:var(--ink); font-weight:600; }
.facsimile-note .fn-body{ display:flex; flex-direction:column; gap:.9rem; align-items:flex-start; }
.facsimile-note .fn-body .btn{ display:inline-flex; align-items:center; }

/* Mirador deep-zoom facsimile viewer */
.mirador-wrap{ margin-top:1.4rem; border:1px solid var(--line); background:var(--vellum-2); box-shadow:var(--shadow); }
.mirador-bar{
  display:flex; align-items:center; gap:.7rem; padding:.55rem .8rem; border-bottom:1px solid var(--line);
  font-family:var(--mono); font-size:.74rem; color:var(--ink-soft);
}
.mirador-bar .vfile{ flex:1; min-width:0; color:var(--ink); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.mirador-bar button{ border:1px solid var(--line); background:var(--paper); color:var(--ink); font-family:var(--mono); font-size:.8rem; width:30px; height:28px; border-radius:2px; cursor:pointer; flex:none; }
.mirador-bar button:hover{ border-color:var(--rubric); color:var(--rubric); }
/* Mirador needs an explicitly-sized, positioned host */
.mirador-host{ position:relative; height:min(78vh,640px); background:#1c1a16; }
.mirador-host > div{ position:absolute !important; inset:0; }
/* keep Mirador's own UI chrome LTR even when the page is RTL; the IIIF
   manifest's viewingDirection still drives page order inside the canvas */
.mirador-host{ direction:ltr; }
.mirador-host .viewer-msg{ position:relative; color:#d8cfbe; }
@media(max-width:760px){ .mirador-host{ height:70vh; } }

/* ============================================================
   ABOUT / IN MEMORIAM
   ============================================================ */
.prose{ max-width:var(--measure); }
.prose p{ margin:0 0 1.15rem; }
.prose h2{ font-size:1.7rem; margin:2.6rem 0 .8rem; }
.prose h2 .num{ font-family:var(--mono); font-size:.8rem; color:var(--rubric); margin-right:.7rem; vertical-align:.35em; letter-spacing:.1em; }
.prose .dropcap::first-letter{
  font-family:var(--serif); float:left; font-size:3.6rem; line-height:.78; padding:.1rem .55rem 0 0; color:var(--rubric); font-weight:600;
}
.prose blockquote{
  margin:1.6rem 0; padding-left:1.2rem; border-left:2px solid var(--rubric);
  font-style:italic; font-size:1.15rem; color:var(--ink);
}
.factbox{
  margin:2rem 0; background:var(--vellum-2); border:1px solid var(--line); padding:1.3rem 1.5rem;
}
.factbox h4{ font-family:var(--mono); font-size:.68rem; letter-spacing:.18em; text-transform:uppercase; color:var(--rubric); margin-bottom:.9rem; font-weight:500; }
.factbox dl{ margin:0; display:grid; grid-template-columns:auto 1fr; gap:.4rem 1.2rem; }
.factbox dt{ font-family:var(--mono); font-size:.74rem; color:var(--ink-faint); }
.factbox dd{ margin:0; font-size:.95rem; }
.takedown{ margin-top:2.6rem; padding:1.4rem 1.6rem; border:1px dashed var(--line); background:rgba(246,241,230,.5); font-size:.92rem; color:var(--ink-soft); }
.takedown b{ color:var(--ink); }

/* ============================================================
   GLOBAL SEARCH OVERLAY
   ============================================================ */
.overlay{ position:fixed; inset:0; z-index:90; display:none; }
.overlay.open{ display:block; }
.overlay .scrim{ position:absolute; inset:0; background:rgba(33,32,28,.42); backdrop-filter:blur(3px); animation:fade .25s ease; }
@keyframes fade{ from{ opacity:0; } to{ opacity:1; } }
.overlay .panel{
  position:relative; width:min(720px,92vw); margin:9vh auto 0; background:var(--vellum);
  border:1px solid var(--line); box-shadow:0 30px 80px -30px rgba(0,0,0,.6); animation:rise .3s ease both;
}
.overlay .ov-field{ display:flex; align-items:center; gap:.8rem; padding:1rem 1.2rem; border-bottom:1px solid var(--line); }
.overlay .ov-field input{ flex:1; border:0; background:transparent; font-family:var(--serif); font-size:1.5rem; color:var(--ink); }
.overlay .ov-field input:focus{ outline:none; }
.overlay .ov-field kbd{ font-family:var(--mono); font-size:.66rem; color:var(--ink-faint); border:1px solid var(--line); border-radius:3px; padding:.15rem .4rem; }
.overlay .ov-results{ max-height:54vh; overflow:auto; }
.ov-hit{ display:block; padding:.85rem 1.2rem; border-bottom:1px solid var(--line-soft); color:var(--ink); }
.ov-hit:hover,.ov-hit.cursor{ background:var(--paper); text-decoration:none; }
.ov-hit .t{ font-family:var(--serif); font-size:1.1rem; font-weight:500; }
.ov-hit .m{ font-family:var(--mono); font-size:.7rem; color:var(--ink-soft); margin-top:.2rem; }
.ov-hit mark{ background:rgba(155,45,32,.18); color:var(--rubric-d); padding:0 .1em; border-radius:1px; }
.overlay .ov-foot{ padding:.6rem 1.2rem; font-family:var(--mono); font-size:.66rem; color:var(--ink-faint); border-top:1px solid var(--line); display:flex; gap:1.4rem; }

/* ============================================================
   FOOTER + loading + toast
   ============================================================ */
footer.site{ border-top:1px solid var(--line); margin-top:3rem; background:rgba(228,218,198,.4); }
footer.site .fin{ display:grid; gap:1.6rem; padding-block:2.6rem 3rem; grid-template-columns:1fr; }
@media(min-width:760px){ footer.site .fin{ grid-template-columns:1.4fr 1fr 1fr; } }
footer.site h5{ font-family:var(--mono); font-size:.66rem; letter-spacing:.18em; text-transform:uppercase; color:var(--ink-faint); margin:0 0 .7rem; }
footer.site a{ color:var(--ink-soft); display:block; font-size:.88rem; padding:.16rem 0; }
footer.site a:hover{ color:var(--rubric); }
footer.site .colo{ font-family:var(--mono); font-size:.72rem; color:var(--ink-faint); line-height:1.7; }
footer.site .colo b{ color:var(--ink-soft); font-weight:600; }

.bootscreen{ position:fixed; inset:0; display:grid; place-items:center; background:var(--vellum); z-index:100; }
.bootscreen . b{ font-family:var(--serif); font-size:2rem; color:var(--ink); position:relative; }
.bootscreen .b::after{ content:""; display:block; width:0; height:1.5px; background:var(--rubric); margin:.7rem auto 0; animation:load 1.1s ease-in-out infinite alternate; }
@keyframes load{ from{ width:10%; } to{ width:80%; } }

.toast{
  position:fixed; bottom:1.4rem; left:50%; transform:translateX(-50%) translateY(120%); z-index:120;
  background:var(--ink); color:var(--paper); font-family:var(--mono); font-size:.78rem;
  padding:.7rem 1.1rem; border-radius:3px; box-shadow:0 12px 30px -10px rgba(0,0,0,.5); transition:transform .3s ease;
}
.toast.show{ transform:translateX(-50%) translateY(0); }

/* ============================================================
   ARABIC / RTL
   When <html dir="rtl" lang="ar"> the whole shell mirrors and the
   UI chrome adopts a legible Arabic face (Cairo / Amiri), while
   .mono runs and Latin spans keep their own scripts readable.
   ============================================================ */
html[dir="rtl"] body{
  font-family:var(--arabic-ui);
  line-height:1.85;
  font-feature-settings:"kern" 1;
}
/* serif display headings use Amiri (a true Arabic display face) in AR */
html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3, html[lang="ar"] h4,
html[lang="ar"] .display, html[lang="ar"] .brand .mark,
html[lang="ar"] .standfirst, html[lang="ar"] .byline,
html[lang="ar"] .ov-hit .t, html[lang="ar"] .overlay .ov-field input{
  font-family:"Amiri", var(--serif);
}
/* the wordmark itself is Latin — keep it LTR & in the serif face */
html[dir="rtl"] .brand .mark{ direction:ltr; unicode-bidi:isolate; font-family:var(--serif); }
/* keep latin/monospace data legible & correctly ordered in RTL */
html[dir="rtl"] .mono, html[dir="rtl"] .eyebrow, html[dir="rtl"] .reg,
html[dir="rtl"] .folio, html[dir="rtl"] .colophon, html[dir="rtl"] .dates,
html[dir="rtl"] .crumbs, html[dir="rtl"] .src-note a,
html[dir="rtl"] .regcard dd.mono, html[dir="rtl"] .part .pname,
html[dir="rtl"] .viewer-bar .vfile, html[dir="rtl"] .ov-hit .m{
  font-family:var(--mono);
}
/* numbers / file paths / latin-only runs read left-to-right inside RTL */
html[dir="rtl"] .colophon, html[dir="rtl"] .dates, html[dir="rtl"] .crumbs,
html[dir="rtl"] .part .pname, html[dir="rtl"] .viewer-bar .vfile,
html[dir="rtl"] .src-note a, html[dir="rtl"] .regcard dd.mono{
  direction:ltr; unicode-bidi:isolate; text-align:right;
}
/* eyebrow rule sits on the correct side */
html[dir="rtl"] .eyebrow::before{ margin-left:0; }

/* masthead: nav already uses margin-inline:auto via the flex flow,
   but margin-left:auto is physical — give the RTL equivalent */
html[dir="rtl"] nav.top{ margin-left:0; margin-right:auto; }
nav.top{ margin-inline-start:auto; margin-left:0; }
html[dir="ltr"] nav.top{ margin-left:auto; margin-inline-start:0; }
html[dir="rtl"] .langpop{ margin-left:0; margin-right:.5rem; padding-left:0; padding-right:.6rem; border-left:0; border-right:1px solid var(--line); }
html[dir="rtl"] .top-search{ margin-left:0; margin-right:.35rem; }

/* RTL: dropdowns anchor to the right edge of the trigger, caret/rule mirror */
html[dir="rtl"] .nav-trigger{ padding:.5rem .7rem .5rem .55rem; }
html[dir="rtl"] .nav-menu{ left:auto; right:0; background-position:top right; }
html[dir="rtl"] .nav-group.active .nav-trigger::after{ left:.55rem; right:.7rem; }
html[lang="ar"] .nav-trigger, html[lang="ar"] .nav-mi{ font-family:var(--arabic-ui); }
html[lang="ar"] .nav-mi .mi-t{ font-family:var(--arabic); font-size:1.02rem; }
html[dir="rtl"] .lang-btn[lang="ar"]{ font-family:var(--arabic-ui); }

/* active-nav underline already uses left/right symmetric — fine.
   tile arrow → flip to ← and move to the inline-end (left) */
html[dir="rtl"] .tile::before{ content:"←"; right:auto; left:1.4rem; }
html[dir="rtl"] .tile:hover::before{ transform:translateX(-3px); }
html[dir="rtl"] .tile .kind{ margin-left:0; margin-right:auto; }
html[dir="rtl"] .tile .ct{ /* count line */ }
html[dir="rtl"] .colophon .live{ margin-left:0; margin-right:auto; }

/* dedication border on the inline-start (right in RTL) */
html[dir="rtl"] .dedication{ padding-left:0; border-left:0; padding-right:1.1rem; border-right:2px solid var(--rubric); }

/* search field icon → inline-start */
html[dir="rtl"] .search-field input{ padding:.74rem 2.6rem .74rem 1rem; }
html[dir="rtl"] .search-field svg{ left:auto; right:.85rem; }

/* folio register list mirrors */
html[dir="rtl"] .entry .folio{ text-align:left; }
@media(min-width:620px){
  html[dir="rtl"] .entry .ext{ text-align:left; }
}
html[dir="rtl"] .entry:hover{ background:linear-gradient(-90deg, rgba(246,241,230,.8), transparent 70%); }
@media(max-width:620px){
  html[dir="rtl"] .entry .ext{ text-align:right; }
}

/* prose: dropcap floats to the inline-start; quote/num on the right */
html[dir="rtl"] .prose .dropcap::first-letter{ float:right; padding:.1rem 0 0 .55rem; }
html[dir="rtl"] .prose blockquote{ padding-left:0; border-left:0; padding-right:1.2rem; border-right:2px solid var(--rubric); }
html[dir="rtl"] .prose h2 .num{ margin-right:0; margin-left:.7rem; }
html[dir="rtl"] .factbox dl{ grid-template-columns:1fr auto; }
html[dir="rtl"] .factbox dt, html[dir="rtl"] .prose h2 .num{ font-family:var(--mono); direction:ltr; unicode-bidi:isolate; text-align:right; }

/* work detail: facsimile note accent border on inline-start */
html[dir="rtl"] .facsimile-note{ border-left:1px solid var(--line); border-right:3px solid var(--azure); }

/* viewer prev/next chevrons swap meaning in RTL */
html[dir="rtl"] #vprev::after{ content:"›"; }
html[dir="rtl"] #vnext::after{ content:"‹"; }
html[dir="rtl"] #vprev, html[dir="rtl"] #vnext{ font-size:0; }
html[dir="rtl"] #vprev::after, html[dir="rtl"] #vnext::after{ font-size:.9rem; }

/* search overlay foot + esc kbd already flow; nudge nothing else */
html[dir="rtl"] .overlay .ov-field kbd{ direction:ltr; }

/* mobile nav */
@media(max-width:760px){
  .menu-btn{ display:inline-flex; margin-left:auto; }
  nav.top{ position:fixed; inset:64px 0 auto; background:var(--vellum); border-bottom:1px solid var(--line);
    flex-direction:column; align-items:stretch; padding:.6rem var(--pad) 1rem; gap:0; margin:0;
    max-height:calc(100vh - 64px); overflow-y:auto;
    transform:translateY(-120%); transition:transform .3s ease; box-shadow:var(--shadow); }
  nav.top.open{ transform:none; }
  nav.top > a, nav.top a.nav-flat{ padding:.7rem .2rem; border-bottom:1px solid var(--line-soft); font-size:.9rem; }
  nav.top > a.active::after, nav.top a.nav-flat.active::after{ display:none; }
  .top-search{ order:-1; margin:0 0 .4rem; }

  /* groups become nested, expandable sections (no absolute dropdowns) */
  .nav-groups{ display:contents; }
  .nav-group{ position:static; border-bottom:1px solid var(--line-soft); }
  .nav-trigger{ width:100%; justify-content:space-between; padding:.7rem .2rem; font-size:.9rem; }
  .nav-trigger .caret{ font-size:.7rem; }
  .nav-group.active .nav-trigger::after{ display:none; }
  .nav-menu{
    position:static; display:none; min-width:0; width:auto; box-shadow:none; border:0; border-radius:0;
    background:rgba(201,191,170,.16); background-image:none;
    padding:.1rem 0 .4rem .9rem; margin:0 0 .3rem;
    border-left:2px solid var(--line); animation:none;
  }
  html[dir="rtl"] .nav-menu{ padding:.1rem .9rem .4rem 0; border-left:0; border-right:2px solid var(--line); }
  .nav-group.open .nav-menu{ display:block; }
  .nav-mi{ padding:.55rem .4rem; }
  .nav-mi .mi-t{ font-size:.9rem; }

  .menu-btn{ border:1px solid var(--line); background:transparent; border-radius:2px; padding:.45rem .6rem; cursor:pointer; }
}