/* =====================================================
   CAMPUS AVANZA · Identidad visual
   Azul oscuro #16335F · Azul #2E7CD6 · Verde #4CAF3E
   Display: Archivo · Texto: Source Sans 3
   ===================================================== */
:root{
  --navy:#16335F; --navy-2:#0F2547; --azul:#2E7CD6; --azul-suave:#EAF2FC;
  --verde:#4CAF3E; --verde-osc:#3B8A30; --tinta:#233044; --gris:#5B6B82;
  --linea:#DCE3EE; --fondo:#F7F9FC; --blanco:#fff; --rojo:#C0392B;
  --radio:12px; --sombra:0 2px 10px rgba(22,51,95,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:'Source Sans 3',system-ui,sans-serif;color:var(--tinta);background:var(--fondo);font-size:16.5px;line-height:1.55}
h1,h2,h3{font-family:'Archivo',sans-serif;color:var(--navy);line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,4vw,2.6rem);font-weight:800}
h2{font-size:1.45rem;font-weight:700}
h3{font-size:1.12rem;font-weight:700}
a{color:var(--azul);text-decoration:none}
img{max-width:100%}

/* ---------- Barra superior ---------- */
.barra{background:var(--navy);display:flex;align-items:center;justify-content:space-between;
  padding:.65rem 1.2rem;position:sticky;top:0;z-index:50;gap:1rem;flex-wrap:wrap}
.marca{display:flex;align-items:center;gap:.55rem}
.marca-icono{position:relative;font-family:'Archivo';font-weight:800;font-size:1.7rem;color:#fff;
  background:linear-gradient(135deg,var(--azul) 0%,var(--navy-2) 90%);width:44px;height:44px;border-radius:10px;
  display:flex;align-items:center;justify-content:center}
.marca-icono svg{position:absolute;width:34px;height:34px;color:var(--verde);left:8px;top:6px}
.marca-texto{font-family:'Archivo';color:#fff;font-weight:500;letter-spacing:.14em;font-size:.98rem}
.marca-texto b{font-weight:800}
.marca-texto.chico{color:var(--navy);letter-spacing:.12em}
.pie .marca-texto.chico{color:#fff}
.nav{display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap}
.nav a{color:#D7E2F2;font-weight:600;font-size:.95rem}
.nav a:hover,.nav a.act{color:#fff}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:.2rem .5rem;line-height:1}
@media(max-width:820px){
  .barra{position:relative;flex-wrap:nowrap}
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--navy);
    flex-direction:column;align-items:stretch;gap:0;padding:.4rem 0 .8rem;
    box-shadow:0 12px 24px rgba(10,25,50,.35);z-index:60}
  .nav.abierta{display:flex}
  .nav a{padding:.65rem 1.2rem;border-top:1px solid rgba(255,255,255,.08)}
  .nav a.btn-salir{margin:.5rem 1.2rem 0}
}
.btn-cta{background:var(--verde);color:#fff!important;padding:.5rem 1rem;border-radius:8px}
.btn-cta:hover{background:var(--verde-osc)}
.btn-salir{opacity:.8}

/* ---------- Contenido ---------- */
.contenido{max-width:1080px;margin:0 auto;padding:1.6rem 1.2rem 3rem;width:100%}

/* ---------- Héroe ---------- */
.heroe{background:radial-gradient(1100px 500px at 85% -10%,rgba(46,124,214,.55),transparent 60%),
  radial-gradient(800px 420px at -10% 110%,rgba(76,175,62,.25),transparent 55%),
  linear-gradient(135deg,#0F2547 0%,var(--navy) 55%,#1E4B8F 100%);
  color:#fff;border-radius:22px;padding:3.4rem 2.4rem 3rem;position:relative;overflow:hidden;margin-bottom:2rem;
  box-shadow:0 20px 50px rgba(15,37,71,.35)}
.heroe h1{color:#fff;max-width:680px;margin:.3rem 0 .8rem;font-size:clamp(2rem,5vw,3.3rem);font-weight:800;letter-spacing:-.02em;line-height:1.08}
.heroe h1 .resalte{background:linear-gradient(90deg,#7CD96C,#4CAF3E);-webkit-background-clip:text;background-clip:text;color:transparent}
.heroe p{max-width:580px;font-size:1.15rem;color:#DCE8F8;margin:0 0 1.5rem}
.heroe .logo-heroe{position:absolute;right:6%;top:50%;transform:translateY(-50%);width:min(180px,17vw);
  filter:drop-shadow(0 0 22px rgba(124,217,108,.28)) drop-shadow(0 10px 22px rgba(0,0,0,.3));
  animation:flota 7s ease-in-out infinite;pointer-events:none}
@keyframes flota{0%,100%{transform:translateY(-50%)}50%{transform:translateY(calc(-50% - 14px))}}
@media(max-width:900px){.heroe .logo-heroe{position:static;transform:none;display:block;width:130px;margin:0 0 .8rem;animation:none}}
.heroe-stats{display:flex;gap:2rem;flex-wrap:wrap;margin-top:1.8rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.16)}
.heroe-stats b{display:block;font-family:'Archivo';font-size:1.5rem;color:#fff}
.heroe-stats span{font-size:.85rem;color:#AFC6E8}
.tarjeta{transition:transform .18s,box-shadow .18s}
.tarjeta:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(22,51,95,.14)}
.cta-final{background:linear-gradient(120deg,var(--verde-osc),var(--verde));color:#fff;border-radius:18px;
  padding:2.2rem 2rem;text-align:center;margin-top:2.6rem}
.cta-final h2{color:#fff;margin:0 0 .4rem}
.cta-final p{color:#EAF7E6;margin:0 0 1.2rem}
.cta-final .boton{background:#fff;color:var(--verde-osc)}
.etiqueta{display:inline-block;background:rgba(76,175,62,.18);border:1px solid rgba(76,175,62,.5);
  color:#BDEBB4;font-weight:700;font-size:.8rem;letter-spacing:.08em;padding:.25rem .7rem;border-radius:999px;text-transform:uppercase}
.heroe .acciones{display:flex;gap:.8rem;flex-wrap:wrap}
.boton{display:inline-block;border:0;cursor:pointer;font:600 1rem 'Source Sans 3';border-radius:10px;
  padding:.7rem 1.4rem;background:var(--verde);color:#fff;transition:.15s}
.boton:hover{background:var(--verde-osc)}
.boton.sec{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.4)}
.boton.azul{background:var(--azul)}
.boton.linea{background:#fff;color:var(--navy);border:1.5px solid var(--linea)}
.boton.peligro{background:var(--rojo)}
.boton.chico{padding:.4rem .85rem;font-size:.88rem;border-radius:8px}

/* ---------- Tarjetas ---------- */
.rejilla{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.1rem}
.tarjeta{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);box-shadow:var(--sombra);
  padding:1.2rem;display:flex;flex-direction:column;gap:.5rem}
.tarjeta .area-tag{font-size:.75rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--azul)}
.tarjeta h3{margin:0}
.tarjeta p{margin:0;color:var(--gris);font-size:.95rem;flex:1}
.tarjeta .meta{display:flex;justify-content:space-between;align-items:center;font-size:.88rem;color:var(--gris)}
.precio{font-family:'Archivo';font-weight:800;color:var(--verde-osc);font-size:1.15rem}
.gratis{font-family:'Archivo';font-weight:800;color:var(--verde-osc)}

/* ---------- Secciones ---------- */
.seccion{margin:2.4rem 0 1rem}
.seccion .kicker{color:var(--verde-osc);font-weight:700;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase}
.paso-linea{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1rem}
.paso{flex:1;min-width:200px;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:1rem}
.paso b{color:var(--navy)}

/* ---------- Formularios ---------- */
.form-caja{max-width:460px;margin:1.5rem auto;background:#fff;border:1px solid var(--linea);
  border-radius:var(--radio);box-shadow:var(--sombra);padding:1.6rem}
label{display:block;font-weight:600;margin:.8rem 0 .25rem;font-size:.94rem}
input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{
  width:100%;padding:.6rem .7rem;border:1.5px solid var(--linea);border-radius:8px;
  font:inherit;background:#fff;color:var(--tinta)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--azul);border-color:var(--azul)}
textarea{min-height:130px}
.ayuda{font-size:.83rem;color:var(--gris);margin:.2rem 0 0}
.alerta{padding:.75rem 1rem;border-radius:10px;margin:.8rem 0;font-weight:600}
.alerta.ok{background:#EAF7E6;color:var(--verde-osc);border:1px solid #BFE5B5}
.alerta.error{background:#FDEDEB;color:var(--rojo);border:1px solid #F2C4BE}
.alerta.info{background:var(--azul-suave);color:var(--navy);border:1px solid #C8DCF5}

/* ---------- Tablas ---------- */
.tabla{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden;font-size:.95rem}
.tabla th{background:var(--navy);color:#fff;text-align:left;padding:.6rem .8rem;font-family:'Archivo';font-weight:700;font-size:.85rem;letter-spacing:.03em}
.tabla td{padding:.6rem .8rem;border-top:1px solid var(--linea);vertical-align:top}
.tabla tr:hover td{background:var(--azul-suave)}
.chip{display:inline-block;padding:.12rem .6rem;border-radius:999px;font-size:.78rem;font-weight:700}
.chip.ok{background:#EAF7E6;color:var(--verde-osc)}
.chip.pend{background:#FFF6E0;color:#9A6B00}
.chip.mal{background:#FDEDEB;color:var(--rojo)}
.chip.azul{background:var(--azul-suave);color:var(--navy)}

/* ---------- Progreso ---------- */
.progreso{background:var(--linea);border-radius:999px;height:10px;overflow:hidden}
.progreso>span{display:block;height:100%;background:linear-gradient(90deg,var(--azul),var(--verde));border-radius:999px}

/* ---------- Visor de slides ---------- */
.visor{background:#fff;border:1px solid var(--linea);border-radius:20px;overflow:hidden;
  box-shadow:0 16px 44px rgba(22,51,95,.16)}
.visor-cab{background:radial-gradient(700px 200px at 90% -40%,rgba(46,124,214,.6),transparent 60%),
  linear-gradient(120deg,#0F2547,var(--navy) 70%,#1E4B8F);color:#fff;padding:.85rem 1.4rem;
  display:flex;justify-content:space-between;align-items:center;gap:1rem}
.visor-cab .titulo{font-family:'Archivo';font-weight:700;letter-spacing:.01em}
.visor-cab .contador{font-size:.85rem;color:#BCD0EC;background:rgba(255,255,255,.12);padding:.2rem .7rem;border-radius:999px}
.slide{padding:2.4rem 2.8rem;height:min(66vh,640px);overflow-y:auto;font-size:1.16rem;line-height:1.75;
  animation:slideIn .35s ease both;background:
  radial-gradient(600px 300px at 100% 0%,rgba(46,124,214,.05),transparent 60%);
  scrollbar-width:thin;scrollbar-color:var(--azul) var(--azul-suave)}
.slide::-webkit-scrollbar{width:10px}
.slide::-webkit-scrollbar-track{background:var(--azul-suave);border-radius:999px}
.slide::-webkit-scrollbar-thumb{background:var(--azul);border-radius:999px;border:2px solid var(--azul-suave)}
.slide::-webkit-scrollbar-thumb:hover{background:var(--navy)}
@keyframes slideIn{from{opacity:0;transform:translateX(26px)}to{opacity:1;transform:none}}
.slide.atras{animation:slideBack .35s ease both}
@keyframes slideBack{from{opacity:0;transform:translateX(-26px)}to{opacity:1;transform:none}}
.slide h2{margin:0 0 1rem;font-size:1.6rem;padding-bottom:.5rem;border-bottom:3px solid var(--verde);display:inline-block}
.slide h3{margin-top:0;color:var(--azul)}
.slide ul{padding-left:1.2rem}
.slide li{margin:.55rem 0}
.slide li::marker{color:var(--verde);font-weight:700}
.slide blockquote{border-left:4px solid var(--verde);background:linear-gradient(90deg,var(--azul-suave),#fff);
  margin:1.2rem 0;padding:1rem 1.2rem;border-radius:0 12px 12px 0;font-weight:600;color:var(--navy)}
.slide b{color:var(--navy)}
.visor-pie{display:flex;justify-content:space-between;align-items:center;padding:.8rem 1.2rem;border-top:1px solid var(--linea);gap:1rem}
.visor-pie .progreso{flex:1}

/* ---------- Examen ---------- */
.pregunta{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:1.2rem;margin-bottom:1rem}
.pregunta .num{font-family:'Archivo';font-weight:800;color:var(--azul);font-size:.85rem;letter-spacing:.06em}
.opcion{display:flex;gap:.6rem;align-items:flex-start;padding:.55rem .7rem;border:1.5px solid var(--linea);
  border-radius:10px;margin-top:.5rem;cursor:pointer;transition:.12s}
.opcion:hover{border-color:var(--azul);background:var(--azul-suave)}
.opcion input{margin-top:.3rem}
.resultado-nota{font-family:'Archivo';font-weight:800;font-size:3rem}
.resultado-nota.ok{color:var(--verde-osc)} .resultado-nota.mal{color:var(--rojo)}

/* ---------- Paneles ---------- */
.panel-cab{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:1rem}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin:1rem 0}
.stat{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:1rem;text-align:center}
.stat b{display:block;font-family:'Archivo';font-size:1.9rem;color:var(--navy)}
.stat span{color:var(--gris);font-size:.88rem}
.stat-nombre{grid-column:span 2;text-align:left}
.stat-nombre b{font-size:1.15rem;line-height:1.35;font-family:'Source Sans 3'}

/* ---------- Pie ---------- */
.pie{background:var(--navy-2);color:#C6D4E8;margin-top:3rem}
.pie-in{max-width:1080px;margin:0 auto;padding:2rem 1.2rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;font-size:.92rem}
.pie-in b{color:#fff;display:block;margin-bottom:.4rem}
.pie-in a{display:block;color:#C6D4E8;margin:.25rem 0}
.pie-in .mini{font-size:.8rem;line-height:1.5;color:#93A8C6}
.pie-firma{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:.9rem;font-size:.85rem;color:#93A8C6}

@media (max-width:640px){
  .slide{padding:1.4rem 1.2rem;font-size:1.03rem;height:min(66vh,470px)}
  .barra{padding:.6rem .9rem}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* Reproductor de video de la lección */
.video-caja{position:relative;width:100%;padding-bottom:56.25%;height:0;margin-bottom:1.2rem;
  border-radius:16px;overflow:hidden;box-shadow:0 12px 30px rgba(22,51,95,.18);background:#000}
.video-caja iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}

/* Lección con panel de recursos lateral */
.contenido.ancha{max-width:1240px}
.leccion-wrap{display:grid;grid-template-columns:1fr 300px;gap:1.4rem;align-items:start}
.leccion-wrap .visor{min-width:0}
.recursos-panel{background:#fff;border:1px solid var(--linea);border-radius:16px;padding:1rem;position:sticky;top:1rem}
.recursos-panel h3{margin:0 0 .7rem;font-size:1rem;color:var(--navy)}
.recurso-item{display:flex;gap:.5rem;align-items:center;padding:.55rem .6rem;border-radius:10px;
  text-decoration:none;color:var(--navy);font-size:.9rem;border:1px solid var(--linea);margin-bottom:.5rem;transition:.15s}
.recurso-item:hover{background:var(--azul-suave);border-color:var(--azul)}
.recurso-item .ri-ico{font-size:1.1rem;flex:none}
.recurso-item.destacado{background:linear-gradient(90deg,var(--azul-suave),#fff);border-color:var(--azul);font-weight:600}
.slide-img{max-width:100%;height:auto;border-radius:12px;margin:.8rem 0;box-shadow:0 6px 18px rgba(22,51,95,.14)}
@media(max-width:860px){.leccion-wrap{grid-template-columns:1fr}.recursos-panel{position:static}}

/* Ficha descriptiva del curso */
.ficha-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem}
.ficha-caja{background:#fff;border:1px solid var(--linea);border-radius:14px;padding:1.1rem 1.2rem}
.ficha-caja h3{margin:0 0 .6rem;font-size:1.05rem;color:var(--navy)}
.ficha-caja ul{margin:0;padding-left:1.1rem}
.ficha-caja li{margin:.4rem 0;line-height:1.5}
.ficha-caja li::marker{color:var(--verde);font-weight:700}
.ficha-caja p{margin:0;color:var(--gris);line-height:1.6}
@media(max-width:820px){.curso-form-grid{grid-template-columns:1fr!important}}
/* Revisión de documentos: fondo a cuadros para detectar transparencia */
.rev-doc{object-fit:contain;border:1px solid var(--linea);border-radius:8px;padding:2px;
  background-image:linear-gradient(45deg,#d9d9d9 25%,transparent 25%),linear-gradient(-45deg,#d9d9d9 25%,transparent 25%),
                   linear-gradient(45deg,transparent 75%,#d9d9d9 75%),linear-gradient(-45deg,transparent 75%,#d9d9d9 75%);
  background-size:12px 12px;background-position:0 0,0 6px,6px -6px,-6px 0;background-color:#fff}
.rev-doc:hover{border-color:var(--azul)}
/* Pagina de curso con recuadro del relator al costado */
.curso-con-relator{display:grid;grid-template-columns:1fr 260px;gap:1.6rem;align-items:start;margin-bottom:.5rem}
.curso-col-main{min-width:0}
.relator-card{background:#fff;border:1px solid var(--linea);border-radius:14px;padding:1rem;box-shadow:0 6px 18px rgba(22,51,95,.06);font-size:.9rem}
.relator-card h3{font-size:1rem}
.relator-bloque{border-top:1px solid var(--linea);margin-top:.7rem;padding-top:.7rem}
.relator-bloque ul{margin:.3rem 0 0;padding-left:1.1rem}
.relator-bloque li{font-size:.86rem;margin:.2rem 0}
.relator-bloque li::marker{color:var(--verde)}
@media(max-width:860px){.curso-con-relator{grid-template-columns:1fr}.relator-card{position:static;margin-top:1rem}}
/* Profesionales: tarjetas anchas que llenan la fila */
.rejilla-profes{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.2rem}
@media(max-width:980px){.rejilla-profes{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}}
@media(max-width:640px){.rejilla-profes{grid-template-columns:1fr}}
.profe-resumen{text-align:left;margin-top:.8rem;border-top:1px solid var(--linea);padding-top:.8rem}
.profe-item{margin-bottom:.6rem}
.profe-item ul{margin:.2rem 0 0;padding-left:1.1rem}
.profe-item li{font-size:.85rem;margin:.15rem 0}
.profe-item li::marker{color:var(--verde)}
.profe-vermas{text-align:left;margin-top:.2rem}
.profe-vermas>summary{cursor:pointer;color:var(--azul);font-weight:700;font-size:.86rem;list-style:none;display:inline-flex;align-items:center;gap:.3rem;padding:.2rem 0}
.profe-vermas>summary::-webkit-details-marker{display:none}
.profe-vermas>summary::before{content:'▸';transition:transform .2s}
.profe-vermas[open]>summary::before{transform:rotate(90deg)}
.profe-vermas[open]>summary{margin-bottom:.4rem}
.profe-item-extra{border-top:1px dashed var(--linea);padding-top:.6rem}