:root{
  --canvas:#d7cdbd;
  --stage:#2b251e;
  --stage-deep:#211c17;
  --surface:#f4efe6;
  --surface-2:#ebe3d6;
  --paper:#fbf8f1;
  --ink:#27231e;
  --muted:#776e62;
  --faint:#9c9182;
  --line:#d8cdbc;
  --line-strong:#c7b9a5;
  --accent:#8b6e45;
  --accent-soft:#e8ddca;
  --danger:#8c5148;
  --stage-ink:#e9e1d5;
  --stage-muted:#a99d8d;
  --shadow-paper:0 22px 52px rgba(12,9,6,.34),0 4px 12px rgba(12,9,6,.20);
  --shadow-pop:0 22px 60px rgba(25,20,15,.22),0 3px 12px rgba(25,20,15,.10);
  --font-serif:Georgia,"Times New Roman","Noto Serif KR",serif;
  --font-ui:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR","Apple SD Gothic Neo",sans-serif;
  --topbar-h:56px;
  --sidebar-w:304px;
  --r-sm:6px;
  --r-md:10px;
  --r-lg:15px;
  --ease:cubic-bezier(.22,.68,.24,1);
}

*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{
  font-family:var(--font-ui);
  background:var(--canvas);
  color:var(--ink);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
button,input{font:inherit}
.hidden{display:none!important}
button:focus-visible,input:focus-visible,a:focus-visible{
  outline:2px solid color-mix(in srgb,var(--accent) 72%,transparent);
  outline-offset:2px;
}

.app{height:100%;display:grid;grid-template-rows:var(--topbar-h) 1fr}

/* Masthead ------------------------------------------------------------- */
.topbar{
  height:var(--topbar-h);
  display:flex;
  align-items:center;
  gap:7px;
  padding:0 16px;
  background:rgba(244,239,230,.97);
  border-bottom:1px solid rgba(112,91,63,.16);
  z-index:12;
  box-shadow:0 1px 0 rgba(255,255,255,.72) inset,0 2px 12px rgba(45,35,24,.04);
  transition:opacity .32s var(--ease),transform .32s var(--ease),background .2s ease;
}
.icon-button{
  width:35px;height:35px;display:grid;place-items:center;
  border:0;border-radius:7px;background:transparent;color:var(--ink);
  cursor:pointer;
  transition:background .16s var(--ease),color .16s var(--ease),transform .16s var(--ease),opacity .16s ease;
}
.icon-button:hover{background:rgba(83,64,42,.075)}
.icon-button:active{transform:scale(.96)}
.icon-button svg{
  width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.55;
  stroke-linecap:round;stroke-linejoin:round;
}
.type-button{font-family:var(--font-serif);font-size:16px;letter-spacing:-.02em}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-title{
  font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:.075em;
  color:var(--ink);text-decoration:none;
}
.issue-label{
  display:inline-flex;align-items:center;gap:5px;
  color:var(--muted);white-space:nowrap;border:0;background:transparent;cursor:pointer;
  padding:5px 2px;font-size:10.5px;letter-spacing:.02em;
  transition:color .16s var(--ease);
}
.issue-label:hover{color:var(--accent)}
.issue-label-caret{font-size:8px;color:var(--faint)}
.article-status{
  flex:1;min-width:100px;align-self:stretch;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:4px 18px;overflow:hidden;
}
.top-article-title{
  max-width:min(720px,62vw);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  font-family:var(--font-serif);font-size:12px;line-height:1.15;color:var(--ink);
  letter-spacing:-.006em;
}
.top-article-meta{
  margin-top:3px;font-size:8px;letter-spacing:.14em;color:var(--faint);
  text-transform:uppercase;font-variant-numeric:tabular-nums;
}

/* Sidebar -------------------------------------------------------------- */
.workspace{
  min-height:0;display:grid;grid-template-columns:var(--sidebar-w) 1fr;
  transition:grid-template-columns .24s var(--ease);
}
.workspace.sidebar-closed{grid-template-columns:0 1fr}
.sidebar{
  min-width:0;overflow:hidden;background:#f0e9dc;
  border-right:1px solid rgba(103,82,57,.16);
  box-shadow:1px 0 0 rgba(255,255,255,.5) inset;
  z-index:4;
}
.sidebar-inner{
  width:var(--sidebar-w);height:100%;overflow:auto;padding:25px 17px 48px;
  scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent;
}
.issue-head{padding:2px 8px 18px;border-bottom:1px solid var(--line);margin-bottom:17px}
.journal-name{font-family:var(--font-serif);font-size:17px;line-height:1.25;letter-spacing:-.015em}
.issue-name{margin-top:8px;font-size:10.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.nav-heading{
  font-size:8.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);padding:0 8px 9px;
}
.article-heading{margin-top:23px}
.issue-toc,.article-toc{list-style:none;padding:0;margin:0}
.issue-toc{counter-reset:toc}.issue-toc li{counter-increment:toc}
.issue-toc button,.article-toc button{
  width:100%;border:0;background:transparent;text-align:left;color:var(--ink);cursor:pointer;
  transition:background .15s var(--ease),color .15s var(--ease);
}
.issue-toc button{
  position:relative;display:grid;grid-template-columns:26px 1fr;gap:4px;
  padding:9px 8px 9px 7px;line-height:1.34;border-radius:3px;
}
.issue-toc button:before{
  content:counter(toc,decimal-leading-zero);font-size:8.5px;color:var(--faint);
  padding-top:3px;font-variant-numeric:tabular-nums;
}
.issue-toc button:hover,.article-toc button:hover{background:rgba(112,88,58,.05)}
.issue-toc button.active{
  background:rgba(139,110,69,.055);
  box-shadow:inset 2px 0 0 var(--accent);
}
.toc-title{
  font-family:var(--font-serif);font-size:11.5px;overflow-wrap:anywhere;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}
.toc-author{
  font-size:9.25px;color:var(--muted);margin-top:4px;line-height:1.35;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.article-toc button{font-size:10.5px;padding:7px 9px;color:var(--muted);border-radius:3px}
.article-toc .depth-1{padding-left:20px}.article-toc .depth-2{padding-left:32px}

/* Reading lectern ------------------------------------------------------ */
.reader-area{
  min-width:0;min-height:0;display:grid;grid-template-rows:1fr 48px;position:relative;
  background:
    radial-gradient(ellipse at 50% 26%,rgba(120,93,62,.22),transparent 44%),
    linear-gradient(180deg,#332c23 0%,#2a241d 42%,#211c17 100%);
  isolation:isolate;
}
.reader-area:before{
  content:"";position:absolute;inset:0 0 48px;pointer-events:none;z-index:0;
  background:
    linear-gradient(90deg,rgba(255,255,255,.015),transparent 12%,transparent 88%,rgba(0,0,0,.08)),
    radial-gradient(ellipse at 50% 100%,rgba(0,0,0,.28),transparent 57%);
}
.reader-area:after{
  content:"";position:absolute;left:10%;right:10%;bottom:43px;height:1px;z-index:0;
  background:linear-gradient(90deg,transparent,rgba(190,158,113,.15),transparent);
  pointer-events:none;
}
.welcome{
  align-self:center;justify-self:center;text-align:center;width:min(620px,82%);padding:48px;
  position:relative;z-index:1;color:var(--stage-ink);
}
.cover-mark{font-family:var(--font-serif);font-size:12px;letter-spacing:.3em;color:var(--stage-muted)}
.welcome h1{
  font-family:var(--font-serif);font-weight:500;font-size:31px;line-height:1.18;
  letter-spacing:-.02em;margin:18px 0 10px;color:var(--stage-ink)
}
.welcome p{color:var(--stage-muted)}
.primary{
  margin-top:20px;border:1px solid rgba(190,158,113,.42);
  background:rgba(190,158,113,.12);color:var(--stage-ink);border-radius:6px;
  padding:10px 18px;cursor:pointer;box-shadow:none;transition:.16s var(--ease);
}
.primary:hover{background:rgba(190,158,113,.2);border-color:rgba(190,158,113,.62)}
.primary:disabled{opacity:.45;cursor:default}

.reader-frame{
  min-height:0;position:relative;display:flex;align-items:center;justify-content:center;
  padding:18px 54px 8px;perspective:1800px;overflow:hidden;z-index:1;
}
.viewer{
  flex:0 0 auto;max-width:100%;overflow:hidden;
  transform-style:preserve-3d;backface-visibility:hidden;position:relative;
}
.viewer.epub-viewer{
  background:var(--paper);border:1px solid rgba(113,92,66,.16);
  box-shadow:var(--shadow-paper);
}
.viewer.pdf-viewer{background:transparent;box-shadow:none;overflow:visible}

/* EPUB transition stays restrained. */
.viewer.flip-next{animation:pageFlipNext .26s var(--ease);transform-origin:right center}
.viewer.flip-prev{animation:pageFlipPrev .26s var(--ease);transform-origin:left center}
@keyframes pageFlipNext{
  0%{transform:translateX(0);opacity:1}
  45%{transform:translateX(-8px);opacity:.78}
  100%{transform:translateX(0);opacity:1}
}
@keyframes pageFlipPrev{
  0%{transform:translateX(0);opacity:1}
  45%{transform:translateX(8px);opacity:.78}
  100%{transform:translateX(0);opacity:1}
}
.viewer.fade-next,.viewer.fade-prev{animation:pageFadeSwap .22s ease-out}
@keyframes pageFadeSwap{0%{opacity:1}50%{opacity:.72}100%{opacity:1}}

/* PDF book spread ------------------------------------------------------ */
.pdf-spread{
  width:max-content;max-width:100%;height:100%;
  display:flex;align-items:center;justify-content:center;gap:0;
  position:relative;margin:0 auto;
  transition:opacity .12s ease-out;
}
.pdf-spread.single{width:max-content}
.pdf-spread.two:after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:12px;height:calc(100% - 10px);max-height:960px;z-index:4;pointer-events:none;
  background:
    linear-gradient(90deg,
      rgba(20,14,9,.16) 0%,
      rgba(20,14,9,.06) 28%,
      rgba(255,255,255,.08) 48%,
      rgba(20,14,9,.08) 72%,
      rgba(20,14,9,.15) 100%);
  opacity:.72;filter:blur(.35px);
}
.pdf-page-shell{
  height:auto;width:auto;display:flex;align-items:center;justify-content:center;
  min-width:0;position:relative;flex:0 0 auto;
}

/* PDF.js selectable text layer ----------------------------------------- */
.pdf-page-shell,
.pdf-scroll-page{
  position:relative;
}
.pdf-page-canvas{
  position:relative;
  z-index:1;
}
.pdf-text-layer{
  position:absolute;
  inset:0;
  z-index:3;
  overflow:hidden;
  opacity:1;
  line-height:1;
  text-align:initial;
  text-size-adjust:none;
  -webkit-text-size-adjust:none;
  forced-color-adjust:none;
  transform-origin:0 0;
  user-select:text;
  -webkit-user-select:text;
  cursor:text;
}
.pdf-text-layer :is(span,br){
  color:transparent;
  position:absolute;
  white-space:pre;
  cursor:text;
  transform-origin:0% 0%;
}
.pdf-text-layer span.markedContent{
  top:0;
  height:0;
}
.pdf-text-layer ::selection{
  background:rgba(93,132,196,.42);
  color:transparent;
}
.pdf-search-highlight-layer{
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  overflow:hidden;
}
.pdf-search-hit{
  position:absolute;
  display:block;
  border-radius:1px;
  background:rgba(244,198,62,.48);
  box-shadow:0 0 0 1px rgba(155,117,24,.10) inset;
  mix-blend-mode:multiply;
}
.theme-dark .pdf-search-hit{
  background:rgba(238,190,58,.42);
  mix-blend-mode:screen;
}
.pdf-page-shell.blank{background:transparent;box-shadow:none;flex:0 0 auto}
.pdf-page-canvas{
  display:block;background:#fff;border:0;image-rendering:auto;
  box-shadow:0 18px 38px rgba(10,7,5,.24),0 3px 8px rgba(10,7,5,.18);
}
.pdf-spread.two .left-page .pdf-page-canvas{
  box-shadow:-12px 18px 38px rgba(10,7,5,.19),-2px 3px 8px rgba(10,7,5,.12);
}
.pdf-spread.two .right-page .pdf-page-canvas{
  margin-left:-1px;
  box-shadow:12px 18px 38px rgba(10,7,5,.19),2px 3px 8px rgba(10,7,5,.12);
}
.pdf-spread.two .left-page:after,
.pdf-spread.two .right-page:before{
  content:"";position:absolute;top:0;bottom:0;width:8px;pointer-events:none;z-index:3;
}
.pdf-spread.two .left-page:after{
  right:0;background:linear-gradient(90deg,transparent,rgba(45,34,23,.08));
}
.pdf-spread.two .right-page:before{
  left:-1px;background:linear-gradient(90deg,rgba(45,34,23,.075),transparent);
}

.pdf-scroll{overflow:auto!important}
.pdf-scroll-stack{
  width:100%;display:flex;flex-direction:column;align-items:center;gap:24px;padding:24px 10px 46px;
}
.pdf-scroll-page{
  display:flex;align-items:center;justify-content:center;background:#fff;
  box-shadow:var(--shadow-paper);border:0;flex:0 0 auto;
}
.pdf-scroll-page .pdf-page-canvas{box-shadow:none;border:0}
.pdf-page-placeholder{
  height:100%;width:100%;display:grid;place-items:center;color:#8b8173;
  font-family:var(--font-serif);font-size:12px;background:#f6f1e7;
}

/* Pre-rendered transition layers: both old and new spread always exist. */
.pdf-spread.turn-target{
  position:absolute!important;inset:0!important;margin:auto!important;z-index:1;
  opacity:0;pointer-events:none;
}
.pdf-spread.turn-target.reveal{opacity:1}
.pdf-spread.turn-source{z-index:2}
.pdf-spread.turn-source.conceal{opacity:0}

/* Quiet sheet turn: short, no white midpoint, no full-viewer flash. */
.pdf-sheet-turn{
  position:absolute;z-index:11;transform-style:preserve-3d;backface-visibility:hidden;
  pointer-events:none;will-change:transform,filter,box-shadow;
  transition:
    transform .235s cubic-bezier(.22,.72,.2,1),
    filter .235s ease-out,
    box-shadow .235s ease-out;
}
.pdf-sheet-turn canvas{
  display:block;width:100%;height:100%;backface-visibility:hidden;
  box-shadow:0 16px 38px rgba(8,6,4,.28);
}
.pdf-sheet-turn:after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(0,0,0,.12),transparent 22%,transparent 72%,rgba(255,255,255,.08));
  opacity:0;transition:opacity .12s ease-out;
}
.pdf-sheet-turn.next{transform-origin:left center}
.pdf-sheet-turn.prev{transform-origin:right center}
.pdf-sheet-turn.next.animate{
  transform:perspective(1600px) translateX(-2px) rotateY(-96deg);
  filter:brightness(.9);box-shadow:-16px 10px 34px rgba(0,0,0,.18);
}
.pdf-sheet-turn.prev.animate{
  transform:perspective(1600px) translateX(2px) rotateY(96deg);
  filter:brightness(.9);box-shadow:16px 10px 34px rgba(0,0,0,.18);
}
.pdf-sheet-turn.animate:after{opacity:.7}


/* Virtual journal cover ------------------------------------------------ */
.viewer.issue-cover-viewer{
  width:min(100%,1120px);
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:visible;
  background:transparent;
  box-shadow:none;
}
.issue-cover-view{
  height:min(94%,850px);
  max-width:min(94%,660px);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:13px;
}
.issue-cover-shell{
  position:relative;
  min-width:min(42vw,280px);
  min-height:min(58vh,390px);
  max-height:calc(100% - 54px);
  max-width:100%;
  display:grid;
  place-items:center;
  background:rgba(247,241,230,.055);
  border:1px solid rgba(235,220,198,.08);
  box-shadow:
    0 28px 64px rgba(10,7,4,.22),
    0 5px 14px rgba(10,7,4,.12);
}
.issue-cover-shell.cover-loaded{
  background:transparent;
  border-color:transparent;
  box-shadow:none;
}
.issue-cover-image{
  display:block;
  max-height:min(78vh,760px);
  max-width:100%;
  width:auto;
  height:auto;
  object-fit:contain;
  background:#f7f1e6;
  box-shadow:
    0 28px 64px rgba(10,7,4,.38),
    0 5px 14px rgba(10,7,4,.24);
}
.issue-cover-loading,
.issue-cover-fallback{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:28px;
  color:var(--stage-muted);
  font-size:10px;
  letter-spacing:.04em;
}
.issue-cover-fallback{
  flex-direction:column;
  gap:9px;
  background:
    linear-gradient(145deg,rgba(191,175,145,.16),rgba(255,255,255,.025)),
    #262118;
  color:var(--stage-ink);
}
.issue-cover-fallback span{
  max-width:260px;
  font-family:var(--font-serif);
  font-size:21px;
  line-height:1.18;
}
.issue-cover-fallback strong{
  font-family:var(--font-serif);
  font-size:13px;
  font-weight:500;
  color:#c7ad80;
}
.issue-cover-fallback small{
  margin-top:12px;
  color:var(--stage-muted);
  font-size:8px;
  text-transform:uppercase;
  letter-spacing:.12em;
}
.issue-cover-meta{
  display:flex;
  align-items:baseline;
  justify-content:center;
  gap:10px;
  color:var(--stage-muted);
  font-size:9px;
  letter-spacing:.04em;
  text-align:center;
}
.issue-cover-meta strong{
  color:var(--stage-ink);
  font-weight:500;
  font-family:var(--font-serif);
  font-size:11px;
}

/* Navigation chrome ---------------------------------------------------- */
.page-button{
  position:absolute;top:50%;transform:translateY(-50%);z-index:6;
  width:48px;height:78px;border:0;border-radius:8px;background:transparent;
  font-size:27px;color:rgba(239,230,216,.42);box-shadow:none;cursor:pointer;
  transition:opacity .25s var(--ease),color .16s var(--ease),background .16s var(--ease),transform .16s var(--ease);
}
.page-button:hover{
  color:rgba(255,250,241,.92);background:rgba(244,234,216,.085);
  transform:translateY(-50%);
}
.page-button:disabled,.bar-page-button:disabled{opacity:.16;cursor:default}
.page-button.prev{left:8px}.page-button.next{right:8px}

.loading-overlay{
  position:absolute;inset:18px 54px 8px;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:24px;background:rgba(38,32,25,.92);color:var(--stage-muted);
  z-index:10;font-size:12px;backdrop-filter:blur(8px);
}
.article-transition{
  position:absolute;inset:18px 54px 8px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;gap:6px;
  background:#f8f4eb;box-shadow:var(--shadow-paper);z-index:9;padding:20px;color:var(--ink);
}
.at-end{font-size:9px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.at-next-label{margin-top:18px;font-size:9px;color:var(--muted)}
.at-next-title{font-family:var(--font-serif);font-size:22px;line-height:1.3;max-width:520px}
.at-next-authors{font-size:11px;color:var(--muted)}
.footnote-popover{
  position:absolute;max-width:350px;padding:13px 32px 13px 15px;background:#27231f;color:#f3eee6;
  border-radius:9px;box-shadow:var(--shadow-pop);font-size:12px;line-height:1.62;z-index:20;
}
.fn-body{max-height:230px;overflow:auto}
.fn-close{position:absolute;top:6px;right:8px;border:0;background:transparent;color:#cfc9bd;font-size:17px;cursor:pointer;line-height:1}

/* Pagination rather than media-player chrome. */
.bottom-bar{
  position:relative;z-index:3;display:grid;grid-template-columns:28px 1fr 28px;gap:9px;
  align-items:center;padding:0 14px 8px;color:var(--stage-muted);font-size:10px;
  background:linear-gradient(180deg,rgba(33,28,23,0),rgba(33,28,23,.84) 44%,rgba(33,28,23,.96));
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
.bottom-bar-main{
  min-width:0;display:grid;grid-template-columns:minmax(0,260px) 1fr minmax(105px,auto);
  gap:14px;align-items:center;
}
.current-chapter{
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  font-family:var(--font-serif);font-size:10px;color:var(--stage-muted);
}
.progress-label{
  text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums;
  color:var(--stage-ink);font-size:9.5px;letter-spacing:.01em;
}
#progress{
  width:100%;height:18px;background:transparent;appearance:none;-webkit-appearance:none;cursor:pointer;
}
#progress::-webkit-slider-runnable-track{height:2px;background:rgba(235,222,202,.20);border-radius:999px}
#progress::-moz-range-track{height:2px;background:rgba(235,222,202,.20);border-radius:999px}
#progress::-webkit-slider-thumb{
  -webkit-appearance:none;width:8px;height:8px;border-radius:50%;background:#b99a6e;
  margin-top:-3px;opacity:0;transition:opacity .16s ease,transform .16s ease;
}
#progress::-moz-range-thumb{
  width:8px;height:8px;border:0;border-radius:50%;background:#b99a6e;opacity:0;
  transition:opacity .16s ease,transform .16s ease;
}
#progress:hover::-webkit-slider-thumb,#progress:focus-visible::-webkit-slider-thumb{opacity:1;transform:scale(1.05)}
#progress:hover::-moz-range-thumb,#progress:focus-visible::-moz-range-thumb{opacity:1}
#progress:disabled{opacity:.28;cursor:default}
.bar-page-button{
  width:28px;height:28px;border:0;border-radius:5px;background:transparent;color:rgba(235,224,207,.45);
  font-size:16px;line-height:1;cursor:pointer;transition:.15s var(--ease);
}
.bar-page-button:hover{color:var(--stage-ink);background:rgba(255,255,255,.05)}

/* Panels --------------------------------------------------------------- */
.settings-panel,.tools-panel,.sites-panel,.issue-panel,.search-panel{
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-pop);
}
.settings-panel{
  position:fixed;right:14px;top:50px;width:306px;padding:14px;border-radius:10px;z-index:30;
}
.setting-row{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:11.5px;color:var(--muted);margin:9px 0}
.setting-row.vertical{display:block}
.setting-row button{
  height:40px;min-width:35px;border:1px solid var(--line);border-radius:6px;background:var(--surface);
  color:var(--ink);cursor:pointer;line-height:1.22;transition:.14s var(--ease);
}
.setting-row button:hover{background:var(--surface-2)}
.setting-row button .en{display:block;font-size:8.5px;font-weight:400;opacity:.62;letter-spacing:.02em}
.setting-row button.active{
  background:var(--accent-soft);border-color:#aa977c;color:var(--ink);font-weight:600;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.theme-buttons{display:flex;gap:6px;margin-top:8px}
.theme-buttons button{flex:1}
.theme-buttons.three button{font-size:10.5px;padding:0 3px}
.tools-panel{
  position:fixed;right:55px;top:50px;width:230px;padding:7px;border-radius:9px;z-index:30;
  display:flex;flex-direction:column;gap:3px;
}
.tools-panel button{
  text-align:left;border:0;background:transparent;color:var(--ink);padding:9px 10px;border-radius:6px;cursor:pointer;font-size:12px;
}
.tools-panel button:hover{background:var(--surface-2)}
.tools-panel button .en{display:block;font-size:9px;color:var(--muted);margin-top:1px}
.sites-panel{
  position:fixed;right:14px;top:50px;width:278px;padding:7px;border-radius:9px;z-index:30;
  display:flex;flex-direction:column;gap:2px;
}
.sites-panel a{display:flex;flex-direction:column;gap:2px;text-decoration:none;color:var(--ink);padding:9px 10px;border-radius:6px}
.sites-panel a:hover{background:var(--surface-2)}
.sites-panel a strong{font-size:12px}.sites-panel a span{font-size:10px;color:var(--muted);line-height:1.4}

.search-panel{
  position:fixed;left:50%;top:68px;transform:translateX(-50%);width:min(460px,92vw);max-height:min(72vh,560px);
  display:flex;flex-direction:column;border-radius:10px;z-index:35;overflow:hidden;
}
.search-panel-head{display:flex;align-items:center;gap:8px;padding:10px;border-bottom:1px solid var(--line)}
.search-panel-head input{flex:1;border:1px solid var(--line);border-radius:6px;padding:8px 10px;background:var(--surface-2);color:var(--ink)}
.search-panel-head button{border:0;background:transparent;font-size:18px;color:var(--muted);cursor:pointer;width:28px;height:28px}
.search-status{padding:7px 12px;font-size:10px;color:var(--muted)}
.search-results{list-style:none;margin:0;padding:0 6px 10px;overflow:auto}
.search-results li{margin:2px 0}
.search-results button{width:100%;text-align:left;border:0;background:transparent;border-radius:6px;padding:9px;cursor:pointer;color:var(--ink)}
.search-results button:hover{background:var(--surface-2)}
.search-results .sr-loc{font-size:9px;color:var(--muted);margin-bottom:3px}
.search-results .sr-snippet{font-size:12px;line-height:1.52}
.search-results mark{background:#e7c772;color:#241f14;border-radius:2px;padding:0 2px;font-weight:700}

.issue-panel{
  position:fixed;left:50%;top:68px;transform:translateX(-50%);width:min(380px,92vw);max-height:min(80vh,640px);
  display:flex;flex-direction:column;padding:14px;border-radius:10px;z-index:35;
}
.issue-panel-head{display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:650;margin-bottom:8px}
.issue-panel-head button{border:0;background:transparent;font-size:18px;color:var(--muted);cursor:pointer}
.issue-panel-note{font-size:10px;color:var(--muted);line-height:1.5;margin:8px 0}
.issue-panel-note .en{display:block;margin-top:2px;opacity:.85}
.issue-panel-row{display:flex;gap:8px;margin:8px 0}
.issue-panel-row input{flex:1;border:1px solid var(--line);border-radius:6px;padding:8px 10px;background:var(--surface-2);color:var(--ink)}
.issue-panel-row button{border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:8px 10px;cursor:pointer;color:var(--ink);font-size:11px;white-space:nowrap}
.issue-panel-row button:hover{background:var(--surface-2)}
.issue-panel-row button .en{display:block;font-size:8px;color:var(--muted)}
.issue-list-status{font-size:10px;color:var(--muted);padding:4px 2px}
.issue-list{list-style:none;margin:0;padding:0;overflow:auto;flex:0 1 auto;border:1px solid var(--line);border-radius:7px;background:var(--surface-2)}
.issue-list .issue-year-heading{font-size:9px;letter-spacing:.1em;color:var(--muted);padding:9px 10px 3px;text-transform:uppercase}
.issue-list button{width:100%;text-align:left;border:0;background:transparent;padding:8px 10px;cursor:pointer;color:var(--ink);font-size:12px;display:flex;justify-content:space-between;gap:8px}
.issue-list button:hover{background:rgba(255,255,255,.42)}
.issue-list button.active{background:var(--accent-soft);font-weight:600}
.issue-list button .il-year{font-size:9px;color:var(--muted)}
.toast{
  position:fixed;left:50%;bottom:56px;transform:translateX(-50%);z-index:40;
  background:#28231f;color:#fff;padding:9px 13px;border-radius:7px;font-size:11px;
  max-width:min(560px,90vw);text-align:center;box-shadow:var(--shadow-pop);
}

/* Idle reading mode ---------------------------------------------------- */
body.reader-idle .topbar{opacity:.14;transform:translateY(-5px)}
body.reader-idle .bottom-bar{opacity:.12;transform:translateY(4px)}
body.reader-idle .page-button{opacity:0;pointer-events:none}
body.reader-idle .topbar:hover,
body.reader-idle .bottom-bar:hover{opacity:1;transform:none}

/* Sepia keeps a lighter archival desk. */
body.theme-sepia{
  --canvas:#cfc0a9;
  --stage:#4a3c2e;
  --stage-deep:#352b22;
  --surface:#eee2cc;
  --surface-2:#e5d7bf;
  --paper:#f7ecd8;
  --ink:#31291f;
  --muted:#75634f;
  --faint:#998369;
  --line:#cab79c;
  --line-strong:#bba486;
  --accent:#74583b;
  --accent-soft:#dfcdb0;
  --stage-ink:#f1e5d2;
  --stage-muted:#c3af91;
}
/* Dark mode is intentionally distinct: all chrome becomes dark as well. */
body.theme-dark{
  --canvas:#11110f;
  --stage:#11100e;
  --stage-deep:#0b0b0a;
  --surface:#1b1a18;
  --surface-2:#24221f;
  --paper:#282724;
  --ink:#eee8dd;
  --muted:#aaa196;
  --faint:#7f776e;
  --line:#34312d;
  --line-strong:#454039;
  --accent:#c6ab7d;
  --accent-soft:#373027;
  --stage-ink:#eee8dd;
  --stage-muted:#928a80;
  --shadow-paper:0 22px 52px rgba(0,0,0,.46),0 4px 12px rgba(0,0,0,.32);
  --shadow-pop:0 24px 64px rgba(0,0,0,.58);
}
.theme-dark .topbar{background:rgba(27,26,24,.97);border-color:rgba(255,255,255,.06)}
.theme-dark .sidebar{background:#191816;border-color:rgba(255,255,255,.06)}
.theme-dark .pdf-page-canvas,.theme-dark .pdf-scroll-page{filter:brightness(.92)}
.theme-dark .issue-list button:hover{background:rgba(255,255,255,.045)}
.theme-dark .reader-area{
  background:
    radial-gradient(ellipse at 50% 25%,rgba(92,74,53,.13),transparent 44%),
    linear-gradient(180deg,#171512,#11100e 48%,#0c0b0a 100%);
}

@media(prefers-reduced-motion:reduce){
  *,*:before,*:after{scroll-behavior:auto!important;animation-duration:.001ms!important;transition-duration:.001ms!important}
  .pdf-sheet-turn{display:none}
}
@media(max-width:850px){
  .viewer.issue-cover-viewer{width:100%;height:100%}
  .issue-cover-view{height:min(96%,760px);max-width:88vw;gap:9px}
  .issue-cover-shell{min-width:min(54vw,260px);min-height:min(58vh,360px)}
  .issue-cover-image{max-height:calc(100% - 18px)}
  .issue-cover-meta{font-size:8px;flex-direction:column;gap:2px}

  :root{--sidebar-w:100%}
  .topbar{padding:0 7px}.brand{gap:6px}.brand-title{font-size:19px}.issue-label{font-size:10px;padding:5px 2px}.article-status{display:none}
  .workspace{grid-template-columns:0 1fr}.workspace.mobile-sidebar{grid-template-columns:100% 0}.workspace.mobile-sidebar .reader-area{display:none}.sidebar-inner{width:100%}
  .reader-frame{padding:8px 36px 5px}.viewer.epub-viewer{box-shadow:none}
  .page-button{width:34px;height:58px;font-size:22px}.page-button.prev{left:0}.page-button.next{right:0}
  .loading-overlay{inset:8px 36px 5px}.article-transition{inset:8px 36px 5px}.footnote-popover{max-width:min(310px,82vw)}
  .bottom-bar-main{grid-template-columns:0 1fr minmax(78px,auto)}.current-chapter{visibility:hidden}
  .welcome{width:92%;padding:26px 10px}.welcome h1{font-size:25px}
  /* v28: an explicit Two-page choice remains a real spread on mobile. */
  body[data-view-mode="two"] .reader-frame{padding-left:4px;padding-right:4px}
  .pdf-spread.two{display:flex;max-width:100%;gap:0}
  .pdf-spread.two .pdf-page-shell{display:flex!important;min-width:0}
  .pdf-spread.two .pdf-page-shell.blank{display:flex!important}
  .pdf-spread.two:after{display:block}
  .pdf-spread.two .pdf-page-canvas{max-width:none}

  /* EPUB two-page mode also uses the full phone width rather than the
     single-page side gutters. epub.js itself divides this area into spreads. */
  body[data-reader-mode="epub"][data-view-mode="two"] .reader-frame{
    padding-left:3px;
    padding-right:3px;
  }
  body.reader-idle .topbar{opacity:.2}
}
.setting-row button:disabled{opacity:.38;cursor:not-allowed;background:transparent}


/* Mobile paginated spread ------------------------------------------------ */
@media(max-width:850px){
  body[data-view-mode="two"] .viewer.epub-viewer{
    width:100%;
    max-width:100%;
  }
  body[data-view-mode="two"] .viewer.pdf-viewer{
    max-width:100%;
  }
}


/* Mobile landscape immersive reading ---------------------------------- */
/*
 * Browser chrome (Safari address/tab bars) is controlled by the browser.
 * This mode removes every JCPC chrome layer and uses the full dynamic
 * viewport. In standalone/PWA or supporting Fullscreen API browsers this
 * becomes true edge-to-edge fullscreen.
 */
@media (max-width:950px) and (orientation:landscape){
  body.mobile-landscape-immersive{
    overflow:hidden;
    background:var(--stage-deep);
  }

  body.mobile-landscape-immersive .app{
    position:fixed;
    inset:0;
    width:100vw;
    height:100dvh;
    min-height:100dvh;
    display:block;
    overflow:hidden;
    background:var(--stage-deep);
  }

  body.mobile-landscape-immersive .topbar,
  body.mobile-landscape-immersive .sidebar,
  body.mobile-landscape-immersive .bottom-bar{
    display:none!important;
  }

  body.mobile-landscape-immersive .workspace,
  body.mobile-landscape-immersive .workspace.sidebar-closed,
  body.mobile-landscape-immersive .workspace.mobile-sidebar{
    position:fixed;
    inset:0;
    width:100vw;
    height:100dvh;
    display:block;
    min-height:0;
  }

  body.mobile-landscape-immersive .reader-area{
    position:fixed;
    inset:0;
    width:100vw;
    height:100dvh;
    min-height:0;
    display:block!important;
    background:
      radial-gradient(ellipse at 50% 35%,rgba(92,74,53,.10),transparent 48%),
      var(--stage-deep);
  }

  body.mobile-landscape-immersive .reader-area:before,
  body.mobile-landscape-immersive .reader-area:after{
    display:none;
  }

  body.mobile-landscape-immersive .reader-frame{
    position:fixed;
    inset:0;
    width:100vw;
    height:100dvh;
    min-width:0;
    min-height:0;
    padding:
      max(2px, env(safe-area-inset-top))
      max(2px, env(safe-area-inset-right))
      max(2px, env(safe-area-inset-bottom))
      max(2px, env(safe-area-inset-left));
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
  }

  body.mobile-landscape-immersive .viewer{
    max-width:100%;
    max-height:100%;
    margin:0;
  }

  body.mobile-landscape-immersive .viewer.pdf-viewer{
    overflow:visible;
  }

  body.mobile-landscape-immersive .pdf-spread{
    margin:0 auto;
    max-width:100%;
    max-height:100%;
  }

  body.mobile-landscape-immersive .pdf-page-canvas{
    box-shadow:0 7px 24px rgba(0,0,0,.26);
  }

  body.mobile-landscape-immersive .page-button{
    opacity:0;
    pointer-events:auto;
    width:42px;
    height:100%;
    top:0;
    transform:none;
  }
  body.mobile-landscape-immersive .page-button:hover{
    transform:none;
    opacity:.45;
  }
  body.mobile-landscape-immersive .page-button.prev{left:0}
  body.mobile-landscape-immersive .page-button.next{right:0}

  body.mobile-landscape-immersive .loading-overlay,
  body.mobile-landscape-immersive .article-transition{
    position:fixed;
    inset:0;
  }

  body.mobile-landscape-immersive .footnote-popover{
    max-width:min(520px,72vw);
  }

  body.mobile-landscape-immersive .issue-cover-viewer{
    width:100vw;
    height:100dvh;
  }
  body.mobile-landscape-immersive .issue-cover-view{
    height:100%;
    max-width:100%;
    gap:0;
  }
  body.mobile-landscape-immersive .issue-cover-shell{
    min-width:0;
    min-height:0;
    height:calc(100dvh - max(4px, env(safe-area-inset-top)) - max(4px, env(safe-area-inset-bottom)));
    max-height:100%;
    border:0;
  }
  body.mobile-landscape-immersive .issue-cover-image{
    max-height:100%;
    max-width:96vw;
    box-shadow:0 8px 28px rgba(0,0,0,.34);
  }
  body.mobile-landscape-immersive .issue-cover-meta{
    display:none;
  }

  /* Scroll mode remains a scroll reader, but receives the entire landscape
     viewport instead of being constrained by the normal desktop chrome. */
  body.mobile-landscape-immersive[data-view-mode="scroll"] .viewer{
    height:100dvh!important;
    width:100vw!important;
  }
}

/* Standalone app launched from Home Screen: no browser chrome, so consume
   the safe-area edges cleanly in both portrait and landscape. */
body.standalone-reader{
  min-height:100dvh;
}


/* Mobile EPUB footnote return key · v35 ------------------------------- */
.footnote-return-key{
  position:fixed;
  right:max(14px, calc(env(safe-area-inset-right) + 8px));
  bottom:max(54px, calc(env(safe-area-inset-bottom) + 44px));
  z-index:10000;
  width:54px;
  height:54px;
  border:1px solid rgba(246,239,228,.24);
  border-radius:999px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:0;
  padding:0;
  color:rgba(250,246,239,.88);
  background:rgba(24,20,16,.34);
  box-shadow:0 8px 24px rgba(0,0,0,.16);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  cursor:pointer;
  opacity:.48;
  pointer-events:auto;
  touch-action:manipulation;
  -webkit-tap-highlight-color:transparent;
  transition:
    opacity .16s ease,
    background .16s ease,
    transform .16s ease,
    border-color .16s ease;
}
.footnote-return-key.hidden{display:none!important}
.footnote-return-key:hover,
.footnote-return-key:focus-visible{
  opacity:.96;
  background:rgba(30,25,20,.76);
  border-color:rgba(246,239,228,.42);
  outline:none;
}
.footnote-return-key:active{
  opacity:1;
  transform:scale(.92);
}
.footnote-return-key.just-shown{
  animation:footnoteReturnHint35 .85s ease-out;
}
.footnote-return-key.returning{
  opacity:.68;
  pointer-events:none;
}
.footnote-return-icon{
  display:block;
  font-size:22px;
  line-height:19px;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
.footnote-return-text{
  display:block;
  margin-top:3px;
  font-size:8px;
  line-height:8px;
  letter-spacing:.04em;
  font-weight:650;
}
@keyframes footnoteReturnHint35{
  0%{opacity:0;transform:translateY(5px) scale(.82)}
  42%{opacity:1;transform:translateY(0) scale(1.06)}
  100%{opacity:.48;transform:scale(1)}
}

@media(max-width:850px){
  .footnote-return-key{
    right:max(10px, calc(env(safe-area-inset-right) + 6px));
    bottom:max(46px, calc(env(safe-area-inset-bottom) + 38px));
    width:52px;
    height:52px;
  }
}

@media(max-width:950px) and (orientation:landscape){
  body.mobile-landscape-immersive .footnote-return-key{
    right:max(10px, calc(env(safe-area-inset-right) + 6px));
    bottom:max(10px, calc(env(safe-area-inset-bottom) + 6px));
    opacity:.42;
  }
}