/* ---------- responsivo ---------- */
@media(max-width:780px){
  .ficha-nav{flex-direction:column;}
  .fn-next{align-items:flex-start;text-align:left;}
  .hemogrid{max-width:100%;}
  .shell{grid-template-columns:1fr;}
  .views{height:auto;}
  .view{padding:18px 20px 60px;}
  .drugs{grid-template-columns:1fr;}
  /* tablas anchas: scroll horizontal en vez de recortarse */
  .view table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  /* si la tabla scrollea, se avisa: sombra al borde y rótulo bajo la tabla.
     La clase la pone app.js (initTablasAnchas) porque el CSS no detecta desborde. */
  .view table.scrollable{
    box-shadow:inset -13px 0 11px -12px color-mix(in srgb,var(--ink) 45%,transparent);}
  .view table.scrollable.at-end{box-shadow:none;}
  .view table.scrollable + .tbl-hint{display:block;}

  /* El rail pasa a ser un cajón lateral: antes se ocultaba y el sitio quedaba
     sin ninguna navegación en teléfono.
     Se limita a las páginas que TIENEN barra de app: cirugia.html comparte esta
     hoja pero no tiene hamburguesa, así que su rail quedaría fuera de pantalla
     y sin manera de abrirlo. Para esas páginas se conserva el ocultado previo. */
  .rail{display:none;}
  body:has(.appbar) .rail{display:block;position:fixed;top:0;left:0;bottom:0;width:min(86vw,300px);
    z-index:1050;height:100dvh;background:var(--bg);
    border-right:1px solid var(--line-strong);
    box-shadow:var(--shadow-3-side);
    transform:translateX(-100%);transition:transform .24s ease;
    overscroll-behavior:contain;
    padding-top:max(20px,env(safe-area-inset-top));
    padding-bottom:max(60px,env(safe-area-inset-bottom));}
  body.nav-open .rail{transform:none;}
  body.nav-open{overflow:hidden;}
  body:has(.appbar) .rail-summary{padding:10px 10px;min-height:42px;}
  body:has(.appbar) .nav a{padding:9px 12px;min-height:40px;}

  :root{--appbar-h:53px;}   /* en movil la barra achica su padding */
  .appbar{padding:9px 16px;gap:9px;margin-bottom:8px;}
  .ab-burger{display:flex;}
  .ab-brand{display:block;}
  .ab-search{max-width:none;}
  .ab-search-lbl,.ab-kbd{display:none;}
  .ab-search{flex:0 0 auto;width:38px;justify-content:center;padding:8px;}
  .ab-theme{font-size:11.5px;padding:5px 10px;}
  .ab-presenter-lbl{display:none;}
  .ab-presenter{padding:5px 9px;font-size:12px;}

  .sitefoot{padding:24px 20px 40px;margin-top:44px;}
  .cmdk{padding:0;align-items:stretch;}
  .cmdk-panel{max-width:none;max-height:100dvh;border-radius:0;border:none;}

  /* simulador clínico en móvil (fase 6: ergonomía y zona de pulgar) */
  .sim-container{gap:18px;margin:16px 0 32px;}
  .sim-next-bar{position:sticky;bottom:0;left:0;right:0;padding:12px 16px max(14px,env(safe-area-inset-bottom));
    background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);border-top:1px solid var(--line);z-index:100;
    margin:12px -20px -60px;box-shadow:0 -4px 16px rgba(0,0,0,.07);box-sizing:border-box;}
  .sim-patient-fab{display:inline-flex;align-items:center;gap:8px;position:fixed;right:16px;bottom:74px;
    z-index:95;background:var(--surface);color:var(--accent-ink);border:1px solid var(--line-strong);
    border-radius:var(--r-pill);padding:9px 15px;font-family:var(--sans);font-size:12.5px;font-weight:600;
    box-shadow:var(--shadow-3);cursor:pointer;transition:all .15s ease;user-select:none;}
  .sim-patient-fab:hover{background:var(--accent-soft);border-color:var(--accent);}
  #game-acv-grid{grid-template-columns:1fr;}
  .titlewrap{gap:14px;}
  .organ{width:72px;height:72px;}
}
@media(min-width:781px){
  .rail-backdrop{display:none!important;}
}

/* ---------- siglas con tooltip ---------- */
abbr.sigla{
  border-bottom:1px dotted currentColor;
  text-decoration:none;cursor:help;
  -webkit-text-decoration:none;
}
.sigla-tip{
  position:fixed;top:0;left:0;z-index:1200;
  max-width:260px;background:var(--ink);color:var(--bg);
  padding:7px 10px;border-radius:var(--r-xs);
  font-family:var(--sans);font-size:var(--fs-tag);line-height:1.45;font-weight:400;
  box-shadow:var(--shadow-3);
  opacity:0;pointer-events:none;transition:opacity .12s ease;
}
.sigla-tip.on{opacity:1;}

/* ---------- lightbox (visor de imágenes y estudios médicos - fase 5) ---------- */
img.zoomable,.fig-annotated.zoomable,#game-ecg-canvas.zoomable{cursor:zoom-in;}
.lightbox{position:fixed;inset:0;z-index:1500;display:none;flex-direction:column;
  background:rgba(2,6,23,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  user-select:none;animation:lb-in .15s ease-out;}
.lightbox.on{display:flex;}
@keyframes lb-in{from{opacity:0;}to{opacity:1;}}

.lb-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 20px;width:100%;box-sizing:border-box;flex:none;
  background:rgba(15,23,42,.75);border-bottom:1px solid rgba(255,255,255,.12);}
.lb-title{font-family:var(--sans);font-size:13.5px;font-weight:600;color:#f8fafc;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:40%;}
.lb-controls{display:flex;align-items:center;gap:8px;}
.lb-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-sm);color:#f8fafc;font-family:var(--sans);font-size:12px;font-weight:500;
  padding:5px 11px;cursor:pointer;transition:all .15s ease;}
.lb-btn:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.35);color:#fff;}
.lb-btn.on{background:var(--accent);border-color:var(--accent);color:#fff;}
.lb-close{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-sm);
  font-size:18px;color:#fff;cursor:pointer;transition:all .15s ease;line-height:1;}
.lb-close:hover{background:var(--crit);border-color:var(--crit);}

.lb-viewport{flex:1;width:100%;position:relative;overflow:hidden;display:flex;
  align-items:center;justify-content:center;padding:16px;box-sizing:border-box;}
.lb-viewport.is-zoomed{cursor:grab;}
.lb-viewport.is-dragging{cursor:grabbing;}
.lb-stage{display:flex;align-items:center;justify-content:center;transform-origin:center center;
  transition:transform .12s ease-out;max-width:100%;max-height:100%;}
.lb-stage img{max-width:min(90vw,750px);max-height:65vh;width:auto;height:auto;object-fit:contain;
  border-radius:var(--r-sm);box-shadow:var(--shadow-3);background:transparent;
  user-select:none;-webkit-user-drag:none;}
.lb-stage svg{max-width:min(90vw,750px);max-height:65vh;width:auto;height:auto;background:var(--surface);
  border-radius:var(--r-sm);box-shadow:var(--shadow-3);user-select:none;}

.lb-cap{font-family:var(--sans);font-size:12.5px;color:#cbd5e1;text-align:center;
  padding:8px 20px;background:rgba(15,23,42,.6);border-top:1px solid rgba(255,255,255,.08);flex:none;}

/* ---------- simulador de marchas 3D ---------- */
.marcha3d{margin-top:16px;}
.marcha-selector{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:12px;}
.marcha-btn{background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--r-xs);padding:5px 11px;font-size:var(--fs-tag);font-family:var(--sans);
  color:var(--muted);cursor:pointer;transition:all .14s;}
.marcha-btn:hover{background:var(--accent-soft);color:var(--accent-ink);}
.marcha-btn.on{background:var(--accent);color:#fff;border-color:var(--accent);}
.marcha3d-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:16px;align-items:start;}
@media(max-width:760px){.marcha3d-grid{grid-template-columns:1fr;}}
.marcha3d-stagewrap{border:1px solid var(--line-strong);border-radius:var(--r-lg);overflow:hidden;
  background:radial-gradient(120% 90% at 50% 15%,var(--surface) 0%,var(--surface-2) 100%);box-shadow:var(--shadow-2);}
.marcha3d-stage{width:100%;height:360px;display:block;cursor:grab;touch-action:none;}
.marcha3d-stage:active{cursor:grabbing;}
.marcha3d-stage canvas{display:block;}
.marcha3d-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:9px 12px;border-top:1px solid var(--line);background:var(--surface);}
.m3d-ctl{font-family:var(--sans);font-size:13px;font-weight:500;cursor:pointer;
  border:1px solid var(--line-strong);background:var(--surface-2);color:var(--ink);
  padding:5px 12px;border-radius:var(--r-sm);transition:background .14s,border-color .14s;}
.m3d-ctl:hover{background:var(--accent-soft);border-color:var(--accent);}
.m3d-sev{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);font-weight:500;}
.m3d-sev input[type=range]{width:110px;accent-color:var(--accent);cursor:pointer;}
.m3d-sev.is-off{opacity:.4;pointer-events:none;}
.m3d-hint{font-size:11px;color:var(--faint);margin-left:auto;}
@media(max-width:520px){.m3d-hint{display:none;}}
.marcha3d-info{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px 18px;box-shadow:var(--shadow-2);}
.marcha3d-info .ph{font-family:var(--serif);font-size:19px;font-weight:600;color:var(--ink);line-height:1.25;}
.marcha3d-info .psub{font-size:12px;color:var(--faint);margin-top:2px;font-style:italic;}
.marcha3d-info ul{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px;}
.marcha3d-info li{position:relative;padding-left:18px;font-size:13.5px;line-height:1.5;color:var(--muted);}
.marcha3d-info li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;
  border-radius:50%;background:var(--accent);}
.marcha3d-info li b{color:var(--ink);font-weight:600;}
.marcha3d-info .m3d-sub{margin-top:13px;padding-top:11px;border-top:1px solid var(--line);
  font-size:var(--fs-tag);color:var(--muted);}
.marcha3d-info .m3d-sub b{color:var(--ink);}
.marcha3d-info .cite{margin-top:12px;}
.m3d-fallback{margin-top:12px;font-size:13px;color:var(--crit-ink);
  background:var(--crit-soft);border:1px solid var(--crit);border-radius:var(--r-sm);padding:10px 14px;}