:root{
  --pri:#006B5F;--on-pri:#fff;--pri-c:#B1EFDD;--on-pri-c:#002019;--sec-c:#D7EEE6;--on-sec-c:#173D35;--ter-c:#FFF0D1;--on-ter-c:#61420D;
  --bg:#F6FAF8;--surf:#FFFFFF;--surf2:#EEF4F0;--surf3:#DCE7E0;--txt:#161D1B;--muted:#4A5754;--line:#BFC9C5;--err:#B3261E;--ok:#1E7B3A;--hl:#FFF0A6;
  --radius:16px;--top:calc(52px + env(safe-area-inset-top));--navh:calc(64px + env(safe-area-inset-bottom));
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --pri:#7ED9C5;--on-pri:#00382F;--pri-c:#005144;--on-pri-c:#B1EFDD;--sec-c:#2A4C42;--on-sec-c:#D7EEE6;--ter-c:#553B0B;--on-ter-c:#FFF0D1;
  --bg:#101916;--surf:#17231E;--surf2:#14221C;--surf3:#293A30;--txt:#E1EBE6;--muted:#A9B8B2;--line:#3E4C47;--err:#FFB4AB;--ok:#8BD8A0;--hl:#5A4A12;color-scheme:dark}}
:root[data-theme="dark"]{
  --pri:#7ED9C5;--on-pri:#00382F;--pri-c:#005144;--on-pri-c:#B1EFDD;--sec-c:#2A4C42;--on-sec-c:#D7EEE6;--ter-c:#553B0B;--on-ter-c:#FFF0D1;
  --bg:#101916;--surf:#17231E;--surf2:#14221C;--surf3:#293A30;--txt:#E1EBE6;--muted:#A9B8B2;--line:#3E4C47;--err:#FFB4AB;--ok:#8BD8A0;--hl:#5A4A12;color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  padding-top:var(--top);padding-bottom:calc(var(--navh) + 12px);-webkit-tap-highlight-color:transparent}
body[data-screen=reader],body[data-screen=quiz],body[data-screen=convocations],body[data-screen=specialties],body[data-screen=loading],body[data-screen=fatal]{padding-bottom:calc(24px + env(safe-area-inset-bottom))}
button,input,textarea{font:inherit;color:inherit}
a{color:var(--pri)}
.top{position:fixed;inset:0 0 auto 0;height:var(--top);padding:env(safe-area-inset-top) max(12px,env(safe-area-inset-right)) 0 max(12px,env(safe-area-inset-left));
  display:flex;align-items:center;gap:8px;background:var(--bg);border-bottom:1px solid var(--line);z-index:20}
.brand{font-weight:700;font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.back{border:0;background:none;color:var(--pri);font-weight:600;padding:10px 6px;min-height:44px;cursor:pointer}
main{max-width:760px;margin:0 auto;padding:16px max(16px,env(safe-area-inset-left)) 16px max(16px,env(safe-area-inset-right));display:flex;flex-direction:column;gap:14px;outline:none}
.h{font-size:24px;line-height:1.25;margin:4px 0 0}
.h2{font-size:19px;line-height:1.3;margin:8px 0 0}
.sub{margin:0;color:var(--muted)}
p{margin:0}
.small{font-size:13.5px;color:var(--muted);margin:0}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--pri);text-transform:uppercase}
.pri{color:var(--pri)}
.big{font-size:44px;font-weight:800;color:var(--pri);line-height:1.1}
.big2{font-size:22px;font-weight:700;color:var(--pri)}
.t{font-size:17px;font-weight:700}
.card{background:var(--surf);border-radius:var(--radius);padding:18px;display:flex;flex-direction:column;gap:10px;border:1px solid var(--surf3);text-align:left;width:100%}
.card.outline{background:transparent;border-color:var(--line)}
button.card{cursor:pointer;color:inherit;font:inherit}
button.card:active{transform:scale(.99)}
.card .go{font-weight:600}
.notice{background:var(--ter-c);color:var(--on-ter-c);border-radius:12px;padding:14px;margin:0}
.btn{display:flex;align-items:center;justify-content:center;text-align:center;min-height:48px;padding:10px 18px;border-radius:999px;border:1px solid transparent;
  font-weight:600;cursor:pointer;text-decoration:none;width:100%;background:none;line-height:1.3}
.btn.primary{background:var(--pri);color:var(--on-pri)}
.btn.outline{border-color:var(--line);color:var(--pri);background:transparent}
.btn.text{color:var(--pri);width:auto;padding:8px 10px;min-height:44px;justify-content:flex-start}
.btn:disabled,.btn.disabled{opacity:.42;cursor:default;pointer-events:none}
.btn.file{position:relative}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row .btn{width:auto;flex:1 1 auto}
.row.between{justify-content:space-between}
.row.three .btn{flex:1 1 0;padding:10px 8px}
.chips{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.chips.col{flex-direction:column;align-items:stretch}
.lbl{font-weight:600;font-size:14px}
.chip{border:1px solid var(--line);background:transparent;border-radius:10px;padding:8px 14px;min-height:40px;cursor:pointer;font-weight:500}
.chip.on{background:var(--sec-c);color:var(--on-sec-c);border-color:transparent}
.chip.on::before{content:"✓ "}
.bar{height:6px;border-radius:3px;background:var(--surf3);overflow:hidden}
.bar span{display:block;height:100%;background:var(--pri);border-radius:3px}
.bar.busy span{width:40%;animation:busy 1.2s infinite ease-in-out}
@keyframes busy{0%{margin-left:-40%}100%{margin-left:100%}}
.search{width:100%;min-height:48px;border:1px solid var(--line);border-radius:12px;padding:10px 14px;background:var(--surf);font-size:16px}
.search.code{text-transform:uppercase;letter-spacing:.06em}
input[type=date],input[type=time]{min-height:44px;border:1px solid var(--line);border-radius:10px;padding:6px 10px;background:var(--surf);font-size:16px}
textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;background:var(--surf);font-size:16px;resize:vertical}
.list{display:flex;flex-direction:column;background:var(--surf);border-radius:var(--radius);border:1px solid var(--surf3);overflow:hidden}
.item{display:flex;justify-content:space-between;align-items:center;gap:12px;text-align:left;width:100%;padding:14px 16px;border:0;border-bottom:1px solid var(--surf3);background:none;cursor:pointer;min-height:52px}
.item:last-child{border-bottom:0}
.item>span:first-child{display:flex;flex-direction:column;gap:2px}
ul,ol{margin:0;padding-left:22px}
/* Lector */
.reader-head{position:sticky;top:var(--top);z-index:5;background:var(--bg);padding:6px 0;border-bottom:1px solid var(--surf3);display:flex;flex-direction:column;gap:2px}
.tools{display:flex;flex-wrap:wrap;align-items:center;gap:4px}
.tools .btn.text{padding:6px 8px}
.reader{display:flex;flex-direction:column;gap:12px;line-height:1.6;padding-bottom:12px;user-select:text;-webkit-user-select:text}
.reader .h{font-size:1.35em}
.reader .md-h{margin:.4em 0 0;line-height:1.3}
.reader h3.md-h{font-size:1.18em}.reader h4.md-h{font-size:1.06em}
.unit{border-radius:8px;transition:background .15s}
.unit.hl{background:var(--hl);box-shadow:0 0 0 4px var(--hl)}
.unit.marking{cursor:pointer;outline:1px dashed var(--line);outline-offset:3px}
blockquote{margin:0;background:var(--ter-c);color:var(--on-ter-c);border-radius:10px;padding:12px 14px}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;background:var(--surf3);border-radius:4px;padding:0 3px}
pre{margin:0;background:var(--surf2);border:1px solid var(--surf3);border-radius:10px;padding:12px;overflow-x:auto}
pre code{background:none;padding:0;white-space:pre}
.table{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;font-size:.92em;min-width:100%}
th,td{border:1px solid var(--line);padding:6px 8px;vertical-align:top;text-align:left}
th{background:var(--surf2)}
.mynote{background:var(--sec-c);color:var(--on-sec-c);border:0;border-radius:12px;padding:14px;text-align:left;display:flex;flex-direction:column;gap:4px;cursor:pointer}
.check{display:flex;gap:10px;align-items:center;min-height:48px;font-weight:500}
.check input{width:22px;height:22px;accent-color:var(--pri)}
.audio{position:sticky;bottom:0;background:var(--surf);border-top:1px solid var(--surf3);border-radius:16px 16px 0 0;padding:8px 12px calc(8px + env(safe-area-inset-bottom));margin:0 -16px -24px;display:flex;flex-direction:column;gap:2px;box-shadow:0 -4px 16px rgba(0,0,0,.06)}
.audio .row .btn.text{padding:6px}
.rate{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.rate input{width:110px;accent-color:var(--pri)}
/* Test */
.stem{font-size:20px;font-weight:700;line-height:1.35}
.options{display:flex;flex-direction:column;gap:10px}
.opt{text-align:left;border:1px solid var(--line);background:var(--surf);border-radius:14px;padding:14px;cursor:pointer;line-height:1.4;min-height:52px}
.opt.on{background:var(--pri-c);color:var(--on-pri-c);border-color:var(--pri)}
.opt.ok{border:2px solid var(--ok)}
.opt.ko{border:2px solid var(--err)}
.opt:disabled{cursor:default;opacity:.85}
.timer{font-size:18px;font-weight:800;color:var(--pri)}
.timer.warn{color:var(--err)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(52px,1fr));gap:6px}
.cell{min-height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surf);cursor:pointer}
.cell.cur{border:2px solid var(--pri)}
.hlq{background:var(--hl);border:0;border-radius:8px;padding:10px;text-align:left;cursor:pointer;color:inherit}
.src{display:flex;flex-direction:column;gap:2px}
/* Navegación inferior */
.nav{position:fixed;inset:auto 0 0 0;height:var(--navh);padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);display:flex;background:var(--surf2);border-top:1px solid var(--surf3);z-index:20}
.nav[hidden]{display:none}
.nav button{flex:1;border:0;background:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:12px;font-weight:600;color:var(--muted);cursor:pointer;min-height:56px}
.nav button span{font-size:18px;line-height:1;padding:3px 14px;border-radius:14px}
.nav button[aria-current=page]{color:var(--txt)}
.nav button[aria-current=page] span{background:var(--sec-c);color:var(--on-sec-c)}
/* Modales */
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:30}
.modal{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:min(560px,calc(100% - 32px));max-height:calc(100% - 64px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  background:var(--surf);border-radius:24px;z-index:31;display:flex;flex-direction:column;gap:12px;padding:20px;box-shadow:0 16px 48px rgba(0,0,0,.3)}
.mbody{overflow-y:auto;display:flex;flex-direction:column;gap:8px;-webkit-overflow-scrolling:touch}
.mbody .btn.text{width:100%}
.ilist{display:flex;flex-direction:column}
.mact{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:4px}
.mact .btn{width:auto;flex:0 0 auto}
.radio{display:flex;gap:10px;align-items:center;min-height:44px}
.radio input{width:20px;height:20px;accent-color:var(--pri)}
.install,.update{background:var(--pri-c);color:var(--on-pri-c);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:6px}
.update{flex-direction:row;align-items:center;justify-content:space-between}
.install .btn.text,.update .btn.text{color:var(--on-pri-c)}
.share{display:inline-block;border:1px solid currentColor;border-radius:6px;padding:0 5px;font-size:13px}
.loading{display:flex;flex-direction:column;align-items:center;gap:16px;padding:64px 16px;text-align:center}
.spin{width:36px;height:36px;border-radius:50%;border:4px solid var(--surf3);border-top-color:var(--pri);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
hr{border:0;border-top:1px solid var(--line);margin:4px 0}
/* Columnas, rejillas e índice del lector (en móvil se apilan) */
.cols,.col{display:flex;flex-direction:column;gap:14px}
.grid{display:flex;flex-direction:column;gap:12px}
.reader-wrap{display:block}.reader-main{display:flex;flex-direction:column;gap:12px;min-width:0}
.toc{display:none}
@media (min-width:900px){main{padding-top:24px}.h{font-size:28px}}
@media (min-width:1000px){
  body.rail{padding-left:104px;padding-bottom:24px}
  .nav{inset:var(--top) auto 0 0;width:104px;height:auto;flex-direction:column;justify-content:flex-start;gap:6px;padding:16px 0;border-top:0;border-right:1px solid var(--surf3)}
  .nav button{flex:0 0 auto;min-height:76px}
  main{max-width:1200px;padding-left:32px;padding-right:32px}
  .cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start}
  .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:14px}
  body[data-screen=reader] main{max-width:1280px}
  .reader-wrap{display:grid;grid-template-columns:300px minmax(0,1fr);gap:32px;align-items:start}
  .reader-main{max-width:820px}
  .toc{display:flex;flex-direction:column;gap:2px;position:sticky;top:calc(var(--top) + 16px);max-height:calc(100vh - var(--top) - 32px);overflow-y:auto;padding-right:8px}
  .tocitem{border:0;background:none;text-align:left;padding:8px 10px;border-radius:10px;cursor:pointer;line-height:1.35;color:var(--txt);font-size:14px}
  .tocitem:hover{background:var(--surf2)}
  .tocitem.read{color:var(--muted)}
  .tocitem.cur{background:var(--sec-c);color:var(--on-sec-c);font-weight:600}
  .audio{margin:0;border-radius:16px;bottom:12px;border:1px solid var(--surf3)}
  body[data-screen=quiz] main{max-width:900px}
  .modal{width:min(640px,calc(100% - 64px))}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}