:root{--ink:#13293a;--muted:#5b6b75;--line:#dde6eb;--bg:#F4F7F9;--card:#fff;--navy:#0B2B40;--teal:#0E6E7E;--orange:#F6860A;--ok:#0F7B5C;--bad:#B42318}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 "IBM Plex Sans",system-ui,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}
code{font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace;background:#E6F4F6;color:var(--teal);border-radius:6px;padding:1px 6px;font-size:.92em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:12px;padding:10px 16px;font:inherit;font-weight:650;cursor:pointer;text-decoration:none}
.btn.pri{background:var(--orange);border-color:var(--orange);color:#fff}.btn.gh{background:#fff}.btn.big{padding:13px 22px;font-size:17px}.lnk{border:0;background:none;color:var(--teal);font:inherit;font-weight:650;cursor:pointer;padding:0}
.hero{background:linear-gradient(140deg,#0B2B40 0%,#003A5F 55%,#0E5E6F 100%);color:#fff;padding:40px 0 34px}.wrap{max-width:min(1480px,94vw);margin:0 auto;padding:0 18px}
.hero .eyb{font-family:"IBM Plex Mono",monospace;font-size:13px;letter-spacing:.08em;color:#F6A54A}.hero h1{font-family:Oswald,"IBM Plex Sans",sans-serif;font-size:clamp(28px,4vw,44px);line-height:1.1;margin:8px 0 10px}
.hero p{color:#d6e6ee;max-width:760px;margin:0 0 14px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips button{border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.08);color:#fff;border-radius:999px;padding:7px 13px;font:inherit;font-size:14px;cursor:pointer}
.chips button:hover{background:rgba(255,255,255,.18)}
.lay{display:grid;grid-template-columns:290px minmax(0,1fr);gap:22px;padding:24px 0 40px;align-items:start}
.side{position:sticky;top:62px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px}
.pbar{height:8px;background:var(--line);border-radius:99px;overflow:hidden;margin:4px 0 4px}.pbar i{display:block;height:100%;background:var(--ok);transition:width .3s}#progT{font-size:12.5px;color:var(--muted)}
#menu{display:flex;flex-direction:column;gap:4px;margin-top:10px}#menu button{display:flex;gap:10px;align-items:center;text-align:left;border:0;background:none;padding:8px;border-radius:10px;cursor:pointer;font:inherit;font-size:14.5px;color:var(--ink)}
#menu button.on{background:#E6F4F6}#menu small{display:block;color:var(--muted);font-size:12px}#menu .ck{flex:0 0 28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--bg);font-weight:700;font-size:13px}
#cont{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 28px;min-width:0}
.lh .eyb{font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.06em;color:var(--orange)}.lh h1{font-family:Oswald,"IBM Plex Sans",sans-serif;font-size:32px;margin:4px 0 12px;color:var(--navy)}
.clave{background:#FFF6EA;border-left:4px solid var(--orange);border-radius:10px;padding:12px 14px;margin:16px 0;font-size:15px}
.caso{background:#E6F4F6;border-left:4px solid var(--teal);border-radius:10px;padding:12px 14px;margin:16px 0}
.tabla{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:12px 0}.tabla div{background:var(--bg);border-radius:10px;padding:10px 12px;font-size:14.5px}.tabla small{display:block;color:var(--muted);font-size:12.5px}
.arbol{display:flex;flex-direction:column;gap:6px;margin:14px 0}.arbol button{text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px;font:inherit;font-size:15px;cursor:pointer}
.arbol button.on{border-color:var(--teal);background:#E6F4F6}.arbol .n1{margin-left:22px}.arbol .n2{margin-left:44px}.arbol .n3{margin-left:66px}.arbol .n4{margin-left:88px;border-style:dashed}
.def{background:var(--bg);border-radius:10px;padding:12px 14px;min-height:52px}
.flujo.f4 li{font-size:14px}.ms-st td,.ms-st th{padding:6px 8px;border-bottom:1px solid #ccd8e1}
.flujo{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:12px 0}.flujo li{flex:1;background:var(--bg);border-radius:10px;padding:10px 12px}.flujo small{display:block;color:var(--muted)}
.estados{display:flex;flex-direction:column;gap:8px;margin:12px 0}.estados div{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.estados b{width:60px}.estados .e{font-family:"IBM Plex Mono",monospace;font-size:13px;background:var(--navy);color:#fff;border-radius:6px;padding:2px 8px}
.tareas{background:#F0FAF5;border:1px solid #CDEBDD;border-radius:12px;padding:10px 14px;margin:14px 0 10px;font-size:14.5px}.tareas div{padding:2px 0}.tareas .ok{color:var(--ok);font-weight:600}
.qz{border:1px solid var(--line);border-radius:12px;padding:14px;margin:18px 0}.qz b{display:block;margin-bottom:8px}.qz button{display:block;width:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px;margin:5px 0;font:inherit;cursor:pointer}
.qz button.bien{border-color:var(--ok);background:#E3F5EC}.qz button.mal{border-color:var(--bad);background:#FDE7E5}.qz-exp{margin:8px 0 0;font-size:14.5px;color:var(--muted)}
.nav-l{display:flex;justify-content:space-between;gap:10px;margin-top:22px;border-top:1px solid var(--line);padding-top:16px}
.exq{border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:10px 0}.exq b{display:block;margin-bottom:4px}.exq label{display:block;padding:3px 0;cursor:pointer}.exq.bien{border-color:var(--ok)}.exq.mal{border-color:var(--bad)}
.res{border-radius:12px;padding:14px;margin:14px 0}.res.ok{background:#E3F5EC}.res.bad{background:#FDE7E5}.res .row{display:flex;gap:8px;flex-wrap:wrap}.res input{flex:1;min-width:220px;border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit}
.yay{position:fixed;left:50%;top:90px;transform:translateX(-50%);background:var(--ok);color:#fff;font-weight:700;padding:12px 22px;border-radius:999px;z-index:9000;box-shadow:0 10px 30px rgba(0,0,0,.2);animation:yay 2.2s ease}
@keyframes yay{0%{opacity:0;transform:translate(-50%,-10px)}15%,80%{opacity:1;transform:translate(-50%,0)}100%{opacity:0}}
/* mini SAP */
.ms{border:1px solid #9fb1bf;border-radius:12px;overflow:hidden;background:#EEF2F5;font-size:14px;margin:8px 0 14px;box-shadow:0 8px 24px rgba(11,43,64,.12)}
.ms-top{display:flex;align-items:center;gap:6px;background:#1F3B52;color:#dbe7ef;padding:7px 12px;font-size:13px}.ms-dot{width:10px;height:10px;border-radius:50%;background:#5c7a90}.ms-top b{margin-left:6px;font-weight:600}.ms-tag{margin-left:auto;font-size:11px;background:#F6860A;color:#fff;border-radius:999px;padding:1px 8px}
.ms-cmd{display:flex;gap:6px;align-items:center;padding:8px 10px;background:#DCE5EC;border-bottom:1px solid #b9c7d2;flex-wrap:wrap}
.ms-in{flex:1;min-width:200px;border:1px solid #8fa4b5;border-radius:6px;padding:7px 10px;font:600 14px "IBM Plex Mono",monospace;text-transform:uppercase;background:#fff}
.ms-ok{border:0;background:#2E8B57;color:#fff;border-radius:6px;padding:6px 11px;cursor:pointer;font-weight:700}.ms-sep{width:1px;height:24px;background:#9fb1bf;margin:0 4px}
.ms-b{border:1px solid #9fb1bf;background:#fff;border-radius:6px;padding:6px 10px;cursor:pointer;font:inherit;font-size:13px}
.ms-title{background:#fff;border-bottom:1px solid #ccd8e1;padding:8px 14px;font-weight:700;color:#1F3B52}
.ms-body{padding:14px;min-height:190px}.ms-form{display:grid;gap:10px;min-width:0}.ms-form>*,.g3>*,.ms-form label{min-width:0}.ms-form input,.ms-form select,.ms-form textarea{width:100%;min-width:0}.ms-body{overflow-x:auto}.ms-form.g2{grid-template-columns:1fr 1fr}.ms-form .full{grid-column:1/-1}.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.ms-form label{display:flex;flex-direction:column;gap:3px;font-size:12.5px;color:#3d5363;font-weight:600}.ms-form label.chk{flex-direction:row;align-items:center;gap:8px;font-size:14px}
.ms-form input,.ms-form select,.ms-form textarea,.ms-t input{border:1px solid #9fb1bf;border-radius:5px;padding:6px 8px;font:inherit;font-size:14px;background:#FFFFF2}.ms-form input[readonly]{background:#E9EEF2}
fieldset{border:1px solid #c3d0da;border-radius:8px;padding:8px 10px 10px;margin:0}legend{font-size:12px;font-weight:700;color:#1F3B52;padding:0 4px}
.ms-t{width:100%;border-collapse:collapse}.ms-t th{font-size:12px;text-align:left;color:#3d5363;padding:3px 4px}.ms-t td{padding:3px 4px}.ms-t input{width:100%}
.ms-acts{display:flex;align-items:center;gap:12px}.ms-acts button{border:1px solid #2E8B57;background:#E8F6EE;color:#1d6b40;border-radius:6px;padding:7px 12px;font-weight:700;cursor:pointer}.ms-st b{font-family:"IBM Plex Mono",monospace}
.ms-hint{color:#3d5363;font-size:13px;margin:10px 0 0}.ms-ea{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ms-tree{display:flex;flex-direction:column;gap:3px}.ms-tree b{margin-bottom:4px}
.ms-tree button{text-align:left;border:0;background:none;padding:4px 6px;border-radius:5px;cursor:pointer;font:13.5px "IBM Plex Mono",monospace;color:#1F3B52}.ms-tree button:hover{background:#dce5ec}.ms-help{background:#fff;border:1px solid #ccd8e1;border-radius:8px;padding:10px 12px;font-size:13.5px}.ms-help p{margin:6px 0}
.ms-status{padding:8px 14px;border-top:1px solid #b9c7d2;background:#DCE5EC;font-size:13.5px;min-height:36px}.ms-status.ok{background:#DFF3E7;color:#14653a}.ms-status.err{background:#FBE2E0;color:#9b1c13}.ms-status.warn{background:#FFF1D6;color:#8a5200}
/* tutor */
#tutorBtn{position:fixed;right:18px;bottom:18px;z-index:8000;border:0;background:var(--navy);color:#fff;border-radius:999px;padding:13px 18px;font:inherit;font-weight:700;cursor:pointer;box-shadow:0 10px 30px rgba(11,43,64,.35)}
#tutor{position:fixed;right:18px;bottom:18px;width:min(430px,calc(100vw - 24px));max-height:min(640px,calc(100vh - 90px));z-index:8001;background:#fff;border-radius:18px;box-shadow:0 20px 60px rgba(11,43,64,.35);display:none;flex-direction:column;overflow:hidden}
#tutor.on{display:flex}.th{background:var(--navy);color:#fff;padding:12px 16px;display:flex;align-items:center;gap:10px}.th b{flex:1}.th button{border:0;background:none;color:#fff;font-size:18px;cursor:pointer}
.tin{display:flex;gap:6px;padding:12px;border-bottom:1px solid var(--line)}.tin input{flex:1;border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit}
#tr{padding:12px 14px;overflow:auto}.ta{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px}.ta.min{padding:8px 12px}.tah{display:flex;justify-content:space-between;gap:8px;align-items:center}
.ruta{font-size:13px;color:var(--muted);margin:6px 0}.ta ol{margin:6px 0 6px 18px;padding:0;font-size:14.5px}.ta li{margin:3px 0}.tip{font-size:14px;background:#FFF6EA;border-radius:8px;padding:8px 10px;margin:6px 0}
.tmas{display:block;font-size:12.5px;color:var(--muted);margin-top:4px}.tsug{padding:4px 14px 12px;display:flex;flex-wrap:wrap;gap:6px}.tsug button{border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:5px 10px;font:inherit;font-size:13px;cursor:pointer}
.legal{font-size:12.5px;color:var(--muted);max-width:min(1480px,94vw);margin:0 auto;padding:0 18px 20px}
#constancia{display:none}
@media print{body *{visibility:hidden}#constancia,#constancia *{visibility:visible}#constancia{display:block!important;position:absolute;inset:0}
  .cert{border:6px double #0B2B40;border-radius:12px;margin:24px;padding:40px 50px;text-align:center;font-family:"IBM Plex Sans",sans-serif}.cert img{height:70px}.ceyb{display:block;font-family:"IBM Plex Mono",monospace;letter-spacing:.1em;color:#F6860A;margin:14px 0}
  .cert h2{font-family:Oswald,serif;font-size:38px;margin:6px 0;color:#0B2B40}.cert h3{font-size:24px;margin:6px 0 14px;color:#0E6E7E}.cfirma{display:flex;justify-content:space-around;margin-top:40px}.cfirma small{display:block;color:#5b6b75}.cleg{font-size:11px;color:#5b6b75;margin-top:30px}}

/* el curso no usa la etiqueta de marca de la esquina (aunque el servidor tenga una versión anterior de jac-sim.js) */
.jacsim-wm{display:none!important}
.hero .publico{font-size:15px;color:#9fe8e0!important;margin:-4px 0 12px!important;font-weight:600}
/* pantallas grandes: más aire y letra un poco mayor */
@media (min-width:1700px){ body{font-size:17px} .lh h1{font-size:36px} .ms{font-size:15px} .lay{grid-template-columns:320px minmax(0,1fr);gap:28px} #cont{padding:32px 38px} }
/* tableta */
@media (max-width:1100px){ .lay{grid-template-columns:240px minmax(0,1fr);gap:16px} #cont{padding:22px} .tabla{grid-template-columns:1fr 1fr} }
/* celular y tableta vertical: lecciones en una franja deslizable arriba */
@media (max-width:880px){
  .hero{padding:28px 0 24px}.hero p{font-size:15px}.chips{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}.chips button{white-space:nowrap;flex:0 0 auto}
  .lay{grid-template-columns:minmax(0,1fr);gap:12px;padding:12px 0 90px}
  .side{position:sticky;top:44px;z-index:50;padding:10px 12px;border-radius:14px;box-shadow:0 6px 18px rgba(11,43,64,.08)}
  .side>b{font-size:13px}#progT{font-size:11.5px}
  #menu{flex-direction:row;overflow-x:auto;gap:6px;margin-top:8px;padding-bottom:4px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
  #menu button{flex:0 0 auto;max-width:200px;border:1px solid var(--line);scroll-snap-align:start;padding:6px 10px;font-size:13.5px}#menu button.on{border-color:var(--teal)}
  #menu small{display:none}#menu .ck{flex-basis:24px;height:24px;font-size:12px}
  #cont{padding:16px;border-radius:14px}.lh h1{font-size:25px}
  .ms-form.g2,.ms-ea,.tabla,.g3{grid-template-columns:1fr}.flujo{flex-direction:column}
  .ms-cmd{gap:5px}.ms-in{min-width:0;flex:1 1 100%;font-size:13px}.ms-b{flex:1}.ms-sep{display:none}
  .arbol .n1{margin-left:12px}.arbol .n2{margin-left:24px}.arbol .n3{margin-left:36px}.arbol .n4{margin-left:48px}
  .nav-l{flex-direction:column-reverse}.nav-l .btn{width:100%}
  #tutorBtn{right:12px;bottom:12px;padding:11px 15px;font-size:14px}
  #tutor{right:0;left:0;bottom:0;width:100%;max-height:85vh;border-radius:18px 18px 0 0}
}
@media (max-width:400px){ .hero h1{font-size:26px} .tah code{font-size:11px} }

h3.st{font-size:18px;color:var(--navy);margin:20px 0 6px}.tabla.t2{grid-template-columns:1fr 1fr}.tabla.zc div{padding:8px 12px}
.lista{margin:6px 0 10px 18px;padding:0}.lista li{margin:4px 0}
.cat{background:var(--bg);border-radius:10px;padding:12px 14px;margin:12px 0;font-size:15px}.cat span{display:inline-block;background:var(--navy);color:#fff;border-radius:6px;padding:0 8px;font-size:13px}
.plansim,.calc{border:1px solid var(--line);border-radius:12px;padding:14px;margin:16px 0;background:#FBFDFE}.ps-row{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}.ps-row label{display:flex;flex-direction:column;font-size:13px;font-weight:600;color:var(--muted);gap:4px;flex:1;min-width:150px}
.ps-row input,.ps-row select{border:1px solid var(--line);border-radius:8px;padding:8px;font:inherit;color:var(--ink)}.ps-l{columns:2;font-size:14px;margin:6px 0 0 18px;padding:0}.ps-l li{break-inside:avoid;margin:2px 0}
.kp{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.kp div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px}.kp span{display:block;font-size:12.5px;color:var(--muted);font-weight:700}.kp b{font-size:22px;color:var(--navy)}.kp small{display:block;color:var(--muted);font-size:12px}
@media (max-width:880px){.tabla.t2,.kp{grid-template-columns:1fr}.ps-l{columns:1}}