/* === EGS TeK · Dark Premium Theme ===
   Dark navy + mint/teal accent + glow effects.
   Mobile-first bottom-bar navigation. */

:root{
  /* === Identidad EGS TeK · Libro de Identidad Visual v1 ===
     Base CLARA por defecto (lienzo #EDEFEA del libro). Modo oscuro de marca en
     [data-theme="dark"] (Slate 900). Familia teal + acento digital Aqua TeK #2BC4B2. */
  --bg:#edefea;              /* Fondo · lienzo base off-white cálido */
  --surface:#ffffff;         /* Blanco · tarjetas/contenedores */
  --surface-2:#edf4f3;       /* Teal 50 · tinte de sección/inputs */
  --ink:#16323b;             /* Slate 900 · texto principal */
  --muted:#5c6e72;           /* Slate 500 · texto secundario */
  --line:#d7dedc;            /* Slate 200/100 · bordes y hairlines */
  --accent:#2e6e69;          /* Teal 700 · interactivo (texto/iconos), contraste en claro */
  --accent-2:#2bc4b2;        /* Aqua TeK · realce/acento digital */
  --accent-soft:rgba(43,196,178,.14);
  --on-accent:#ffffff;       /* texto sobre botón de acento */
  --green:#2e6e69;
  --green-d:#16323b;         /* hover/profundidad del botón primario */
  --gold:#b07d1e;            /* aviso · oscurecido para texto legible en claro */
  --ia:#2bc4b2;
  --success:#2e9e6b;
  --warning:#e0a43b;
  --critical:#c1272d;
  --info:#2f86b3;
  --bar-bg:rgba(255,255,255,.82);   /* topbar/bottom-bar translúcidas */
  --auth-card-bg:#ffffff;
  --shadow:0 1px 2px rgba(22,50,59,.06),0 10px 28px rgba(22,50,59,.08);
  --font-head:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --radius:16px;
  --maxw:1000px;
  --bar-h:68px;
}
[data-theme="dark"]{
  --bg:#16323b;              /* Slate 900 · fondo modo oscuro de marca */
  --surface:#1e3942;
  --surface-2:#27464f;
  --ink:#edf4f3;             /* Teal 50 · texto sobre oscuro */
  --muted:#9aaaab;           /* Slate 300 */
  --line:#2e4248;            /* Slate 700 · bordes en oscuro */
  --accent:#2bc4b2;          /* Aqua TeK · brillante sobre oscuro */
  --accent-2:#57a09a;        /* Teal 500 */
  --accent-soft:rgba(43,196,178,.14);
  --on-accent:#06231f;
  --green:#2bc4b2;
  --green-d:#1fa897;         /* Aqua deep · hover */
  --gold:#e0a43b;
  --ia:#2bc4b2;
  --bar-bg:rgba(16,40,47,.85);
  --auth-card-bg:linear-gradient(180deg,rgba(30,57,66,.85),rgba(22,50,59,.92));
  --shadow:0 2px 8px rgba(0,0,0,.3),0 8px 32px rgba(0,0,0,.15);
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html{font-size:16px;scrollbar-color:var(--line) var(--bg)}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-body);
  line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh;
  display:flex;flex-direction:column;
}
/* Titulares y marca en Plus Jakarta Sans; datos/código en JetBrains Mono (Libro de Identidad §6). */
h1,h2,h3,.brand__name,.curso-titulo,.foro-title{font-family:var(--font-head);letter-spacing:-.2px}
code,kbd,samp,.mono{font-family:var(--font-mono)}
::selection{background:rgba(43,196,178,.32);color:var(--ink)}
a{color:var(--accent)}
.muted{color:var(--muted)}

/* Demo banner */
.demo-banner{
  background:rgba(245,183,49,.1);color:var(--gold);text-align:center;
  font-size:13px;padding:7px 14px;border-bottom:1px solid rgba(245,183,49,.15);
}

/* ── Topbar ── */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:calc(14px + env(safe-area-inset-top, 0px)) clamp(16px, 4vw, 32px) 14px;
  background:var(--bar-bg);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;
}
.brand{display:flex;align-items:center;gap:9px;font-weight:700}
.brand__mark{color:var(--accent);font-size:18px;text-shadow:0 0 12px rgba(31,168,151,.4)}
.brand__logo{height:24px;width:auto;display:block;filter:drop-shadow(0 0 10px rgba(31,168,151,.35))}
.brand__name{letter-spacing:.3px;color:var(--ink)}
.user-box{display:flex;align-items:center;gap:12px}
/* Feedback Jesús: el correo del topbar pasa a ICONO de perfil (el correo es único y no se muestra). */
.user-email{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;color:var(--muted);background:var(--surface-2);border:1px solid var(--line);cursor:pointer;padding:0;transition:color .2s,background .2s,border-color .2s}
.user-email svg{width:20px;height:20px}
.user-email:hover{color:var(--accent);background:var(--surface);border-color:var(--accent)}
.btn--danger{background:#c0392b;color:#fff;border:0}
.btn--danger:hover{background:#a93226}
.user-email:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.topbar-right{display:flex;align-items:center;gap:12px}
.theme-toggle{background:none;border:1px solid var(--line);color:var(--ink);font-size:16px;line-height:1;cursor:pointer;width:36px;height:36px;border-radius:10px;display:inline-grid;place-items:center;transition:.2s}
.theme-toggle:hover{border-color:var(--accent);color:var(--accent)}
.theme-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.wrap{
  width:100%;max-width:var(--maxw);margin:0 auto;
  padding:clamp(20px,4vw,40px) clamp(16px,4vw,32px);flex:1;
}
#view-app.wrap{padding-bottom:calc(var(--bar-h) + 24px)}

/* ── Buttons ── */
.btn{
  font:inherit;font-weight:600;cursor:pointer;border-radius:10px;
  padding:10px 16px;border:1px solid transparent;transition:.2s;
}
.btn--primary{
  background:var(--accent);color:var(--on-accent);
  box-shadow:0 0 0 0 rgba(31,168,151,0);
}
.btn--primary:hover{
  background:var(--green-d);
  box-shadow:0 0 18px rgba(31,168,151,.35);
}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{background:var(--surface-2)}
.btn--sm{padding:7px 12px;font-size:13px}
.btn--google{
  display:flex;align-items:center;justify-content:center;gap:10px;
  background:#fff;color:#1f2329;border-color:#dadce0;font-weight:600;
}
.btn--google:hover{background:#f5f6f7;box-shadow:0 1px 6px rgba(0,0,0,.25)}
.btn--google .g-logo{flex:0 0 auto}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ── Auth / Login ── */
.auth{position:relative;display:flex;align-items:center;justify-content:center}
.auth::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(55% 45% at 50% 28%,rgba(31,168,151,.13),transparent 70%),
    radial-gradient(45% 40% at 78% 82%,rgba(56,189,248,.09),transparent 70%);
}
.auth-card{
  position:relative;z-index:1;
  width:100%;max-width:400px;
  background:var(--auth-card-bg);
  -webkit-backdrop-filter:blur(18px) saturate(1.1);backdrop-filter:blur(18px) saturate(1.1);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow),0 0 90px rgba(31,168,151,.10);
  padding:34px;overflow:hidden;
}
.auth-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--accent),var(--ia),transparent);
  opacity:.7;
}
.auth-logo{height:50px;width:auto;display:block;margin:0 auto 10px;filter:drop-shadow(0 0 24px rgba(31,168,151,.45))}
.auth-card h1{margin:0 0 2px;font-size:26px;color:var(--ink);letter-spacing:-.3px}
.auth-tagline{color:var(--accent);font-size:15px;font-weight:600;margin:0 0 16px;line-height:1.45}
.field{display:block;margin:16px 0}
.field span{display:block;font-size:13px;font-weight:600;margin-bottom:5px;color:var(--muted)}
.field input{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;
  font:inherit;background:var(--surface-2);color:var(--ink);
}
.field input::placeholder{color:var(--muted);opacity:.55}
.field input:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
/* Ítem 36 · mostrar/ocultar contraseña */
.pass-wrap{position:relative;display:block}
.pass-wrap input{padding-right:74px}
.pass-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:none;color:var(--accent);font:inherit;font-size:13px;font-weight:600;cursor:pointer;padding:6px 8px;border-radius:8px}
.pass-toggle:hover{background:var(--surface)}
.auth-card .btn--primary,.auth-card .btn--ghost,.auth-card .btn--google{width:100%;margin-top:6px}
.auth-sep{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin:16px 0 6px}
.auth-sep::before,.auth-sep::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-msg{font-size:13px;margin:12px 0 0;min-height:1.2em;color:var(--accent)}
.link-btn{
  display:block;width:100%;margin-top:10px;background:none;border:0;cursor:pointer;
  color:var(--muted);font:inherit;font-size:13px;text-decoration:underline;text-align:center;
}
.link-btn:hover{color:var(--accent)}

/* ── Bottom navigation bar ── */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:20;
  height:var(--bar-h);
  display:flex;align-items:center;justify-content:space-around;
  background:var(--bar-bg);backdrop-filter:saturate(180%) blur(18px);
  border-top:1px solid var(--line);
  padding:0 4px;padding-bottom:env(safe-area-inset-bottom,0);
}
.bottom-bar .tab{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  background:none;border:0;font:inherit;font-size:11px;font-weight:500;
  color:var(--muted);cursor:pointer;padding:8px 6px;min-width:52px;
  transition:color .2s;position:relative;
}
.bottom-bar .tab .bar-icon{width:22px;height:22px;transition:color .2s}
.bottom-bar .tab.is-active{color:var(--accent)}
.bottom-bar .tab.is-active::after{
  content:"";position:absolute;top:-1px;left:50%;transform:translateX(-50%);
  width:20px;height:2px;background:var(--accent);border-radius:2px;
}
.bottom-bar .tab:hover{color:var(--ink)}

/* IA center button */
.bar-ia{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  background:none;border:0;font:inherit;font-size:11px;font-weight:600;
  color:var(--ia);cursor:pointer;padding:0;position:relative;
}
.ia-ring{
  width:48px;height:48px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--accent),var(--ia));
  box-shadow:0 0 20px rgba(31,168,151,.35),0 0 40px rgba(56,189,248,.12);
  margin-top:-16px;transition:box-shadow .3s,transform .2s;
}
.ia-ring svg{width:24px;height:24px;color:#fff}
.bar-ia:hover .ia-ring{transform:scale(1.08);box-shadow:0 0 28px rgba(31,168,151,.5),0 0 50px rgba(56,189,248,.2)}
@keyframes pulse-glow{
  0%,100%{box-shadow:0 0 20px rgba(31,168,151,.35),0 0 40px rgba(56,189,248,.12)}
  50%{box-shadow:0 0 28px rgba(31,168,151,.5),0 0 50px rgba(56,189,248,.2)}
}
.ia-ring{animation:pulse-glow 3s ease-in-out infinite}

/* ── Panels ── */
.panel{animation:fadeUp .25s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ── Hero (campus) ── */
.hero{margin-bottom:4px}
.hero__tagline{color:var(--accent);font-size:clamp(14px,2vw,16px);font-weight:600;margin:2px 0 14px;letter-spacing:.2px}
.section-title{font-size:13px;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);margin:0 0 16px;font-weight:700}
.lead{font-size:clamp(15px,2vw,18px);color:var(--muted);max-width:60ch;margin:2px 0 18px}
#hello{font-size:clamp(26px,4vw,36px);color:var(--ink);margin:0 0 2px;letter-spacing:-.4px;font-weight:700}

/* ── Stat grid ── */
.stat-grid{list-style:none;margin:0;padding:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.stat{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.stat::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--ia));opacity:.6}
.stat .num{font-size:32px;font-weight:700;color:var(--accent);line-height:1}
.stat .lbl{font-size:13px;color:var(--muted);margin-top:6px}
/* POL-02: dashboard "bento" — la tarjeta principal pesa más en pantallas anchas. */
@media(min-width:760px){
  .stat-grid{grid-template-columns:repeat(4,1fr)}
  .stat-grid>.stat:first-child{grid-column:span 2}
  .stat-grid>.stat:first-child .num{font-size:40px}
}

/* ── Course grid ── */
.grid{list-style:none;margin:0;padding:0;display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
@media(max-width:640px){ .grid{grid-template-columns:1fr;gap:16px} }
@media(min-width:641px) and (max-width:1023px){ .grid{grid-template-columns:repeat(2,1fr)} }
.course{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;position:relative;
  box-shadow:0 1px 2px rgba(0,0,0,.25),0 8px 24px rgba(0,0,0,.16),0 12px 32px rgba(31,168,151,.06),inset 0 1px 0 rgba(255,255,255,.05);
}
.course__img{
  position:relative;aspect-ratio:16/9;
  background:linear-gradient(135deg,#132430 0%,#0d1922 60%,rgba(31,168,151,.1) 100%);
  background-size:cover;background-position:center;background-repeat:no-repeat;
}
.course__img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 45%,rgba(0,0,0,.45) 100%)}
.course__img span{position:absolute;z-index:2;left:14px;bottom:11px;color:#fff;font-weight:700;font-size:14px;letter-spacing:.5px;text-shadow:0 2px 6px rgba(0,0,0,.6)}
.course__body{padding:14px 16px 16px}
.course__body h3{margin:0 0 4px;font-size:clamp(15px,3vw,17px);font-weight:700;letter-spacing:-.3px;line-height:1.25;color:var(--ink)}
.course__meta{font-size:13px;color:var(--muted)}
.badge{display:inline-flex;align-items:center;gap:5px;margin-top:10px;font-size:12px;font-weight:700;border-radius:999px;padding:5px 12px}
.badge--activa{color:var(--accent);background:var(--accent-soft);border:1px solid rgba(31,168,151,.3)}
.badge--espera{color:var(--gold);background:rgba(224,164,59,.12);border:1px solid rgba(224,164,59,.25)}
.progress{height:8px;background:var(--line);border-radius:6px;overflow:hidden;margin:12px 0 6px}
.progress__bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--ia));box-shadow:0 0 12px rgba(31,168,151,.25);transition:width .4s cubic-bezier(.25,.46,.45,.94)}

/* Estados de tarjeta (escaneo rápido) */
.course[data-state="enrolled"]{border-top:2px solid var(--accent)}
.course[data-state="pending"]{border-top:2px solid var(--gold)}
.course[data-state="locked"]{opacity:.72;cursor:not-allowed}
.course[data-state="locked"] .course__img{filter:grayscale(60%) opacity(.7)}

/* Course clickable + detail */
.course--link{cursor:pointer;will-change:transform;transition:transform .2s cubic-bezier(.25,.46,.45,.94),box-shadow .2s ease,border-color .2s ease,background-color .2s ease;outline:none}
.course--link:hover{
  transform:translateY(-4px);
  box-shadow:0 1px 3px rgba(0,0,0,.4),0 4px 12px rgba(0,0,0,.2),0 12px 40px rgba(31,168,151,.12);
  border-color:rgba(31,168,151,.25);
  background-color:rgba(22,38,44,.6);
}
.course--link:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
#cursos-detalle .curso-titulo{font-size:22px;color:var(--ink);margin:14px 0 2px}
#cursos-detalle .curso-meta{color:var(--muted);font-size:14px;margin-bottom:6px}
#cursos-detalle #curso-volver{margin-bottom:6px}
.foto-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));margin-bottom:6px}
.foto{height:110px;border-radius:12px;background:linear-gradient(135deg,#132430,#0d1922);position:relative;box-shadow:var(--shadow)}
.foto span{position:absolute;left:12px;bottom:10px;color:var(--accent);font-size:13px;font-weight:600;opacity:.95}
.mat-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.mat{
  display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);
  border-radius:10px;padding:11px 14px;box-shadow:var(--shadow);
}
.mat__tipo{font-size:11px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:6px;padding:3px 8px}
.mat a{color:var(--accent);font-weight:600;text-decoration:none;font-size:14px}
.mat a:hover{text-decoration:underline;color:var(--ink)}

/* ── LMS ── */
.lms-top{margin:10px 0 6px}
.lms-prog{margin:10px 0 4px}
.lms-prog-lbl{font-size:13px;color:var(--muted)}
.lms-layout{display:grid;grid-template-columns:248px 1fr;gap:18px;margin-top:14px;align-items:start}
.lms-rail{
  position:sticky;top:78px;display:flex;flex-direction:column;gap:2px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:10px;box-shadow:var(--shadow);max-height:75vh;overflow:auto;
}
.lms-mod{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:700;margin:10px 8px 4px}
.lms-mod:first-child{margin-top:2px}
.lms-tema{
  display:flex;align-items:center;gap:8px;width:100%;text-align:left;
  background:transparent;color:var(--ink);border:0;border-radius:10px;
  padding:9px 10px;font:inherit;font-size:14px;cursor:pointer;
}
.lms-tema:hover{background:var(--surface-2)}
.lms-tema.is-active{background:var(--accent-soft);color:var(--accent);font-weight:600}
.lms-ic{width:18px;text-align:center;color:var(--muted);flex:0 0 auto}
.lms-tema.is-done .lms-ic{color:var(--accent)}
.lms-panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow)}
.lms-tema-head{margin-bottom:8px}
.lms-mod-tag{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:700}
.lms-tema-head h3{margin:2px 0 0;font-size:20px;color:var(--ink)}
.lms-h{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin:18px 0 6px}
.lms-obj{margin:0 0 4px;padding-left:18px;color:var(--ink);font-size:14px}
.lms-video{margin:10px 0 8px;border-radius:12px;overflow:hidden;background:#080c12}
.lms-video video{width:100%;display:block;max-height:420px;background:#080c12}
.lms-lectura{font-size:15px;line-height:1.6;margin:10px 0;color:var(--ink)}
.lms-lectura strong{color:var(--accent)}
.lms-mats{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.lms-examen{margin-top:10px;border-top:1px solid var(--line);padding-top:12px}
.lms-examen.is-done{border-color:rgba(31,168,151,.3)}
.lms-q{margin:10px 0}
.lms-q-en{font-weight:600;font-size:14px;margin-bottom:6px;color:var(--ink)}
.lms-op{
  display:flex;align-items:center;gap:8px;padding:7px 10px;
  border:1px solid var(--line);border-radius:10px;margin:4px 0;
  font-size:14px;cursor:pointer;background:var(--surface-2);color:var(--ink);
}
.lms-op:hover{border-color:var(--accent)}
.lms-op input[type="radio"]{accent-color:var(--accent)}
.lms-ex-msg{margin-top:8px}
.lms-ex-res{font-weight:700;font-size:15px;margin:6px 0}
.lms-ex-res.ok{color:var(--accent)}
.lms-ex-res.ko{color:#ef4444}
.lms-fb{font-size:13px;color:var(--muted);margin:3px 0}
.lms-fb.ok{color:var(--accent)}
.lms-fb.ko{color:var(--gold)}
.lms-fuente{color:var(--muted)}
.lms-nav{display:flex;justify-content:space-between;gap:10px;margin-top:18px;border-top:1px solid var(--line);padding-top:14px}
@media(max-width:760px){
  .lms-layout{grid-template-columns:1fr}
  .lms-rail{position:static;flex-direction:row;flex-wrap:wrap;max-height:none}
  .lms-mod{width:100%;margin:6px 8px 2px}
}
@media(max-width:480px){
  .user-email{display:flex}
  .topbar{padding:calc(10px + env(safe-area-inset-top, 0px)) 14px 10px}
}

/* ── Diplomas ── */
.diploma-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.diploma{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px 18px;
}
.diploma h3{margin:0;font-size:15px;color:var(--ink)}
.diploma .sub{font-size:13px;color:var(--muted)}

/* ── Feed / Novedades ── */
.feed{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.post{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.post h3{margin:0 0 4px;font-size:16px;color:var(--ink)}
.post .date{font-size:12px;color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.post p{margin:8px 0 0;color:var(--muted);font-size:14px}
.post__img{width:100%;max-height:220px;object-fit:cover;border-radius:10px;margin:8px 0 0;display:block}
.post__badge{display:inline-block;margin-left:6px;padding:1px 8px;border-radius:999px;background:var(--accent-soft,#dff0ee);color:var(--accent);font-size:10px;letter-spacing:.04em;vertical-align:middle}
.post__doc{margin-top:10px;display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border:1px solid var(--line);border-radius:9px;background:var(--surface-2);color:var(--ink);font:inherit;font-size:13px;cursor:pointer}
.post__doc:hover{border-color:var(--accent);color:var(--accent)}
.post__doc:disabled{opacity:.6;cursor:default}

/* ── Footer ── */
.foot{
  max-width:var(--maxw);width:100%;margin:0 auto;display:flex;justify-content:space-between;
  gap:12px;flex-wrap:wrap;padding:20px clamp(16px,4vw,32px) calc(var(--bar-h) + 20px);
  color:var(--muted);font-size:13px;border-top:1px solid var(--line);
}

/* Toast */
.toast{
  position:fixed;left:50%;bottom:calc(var(--bar-h) + 16px);transform:translateX(-50%);
  background:var(--surface);color:var(--ink);padding:10px 18px;border-radius:10px;
  box-shadow:var(--shadow),0 0 20px rgba(31,168,151,.1);
  border:1px solid var(--line);font-size:14px;z-index:50;
}

/* ── IA Overlay ── */
.ia-overlay{
  position:fixed;inset:0;z-index:30;
  background:rgba(0,0,0,.55);backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;
  animation:fadeIn .2s ease;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.ia-overlay__card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:36px 32px;text-align:center;
  max-width:340px;width:90%;position:relative;
  box-shadow:0 0 60px rgba(31,168,151,.1),var(--shadow);
}
.ia-overlay__close{
  position:absolute;top:12px;right:14px;background:none;border:0;
  color:var(--muted);font-size:24px;cursor:pointer;line-height:1;
}
.ia-overlay__close:hover{color:var(--ink)}
.ia-overlay__icon{font-size:48px;color:var(--ia);margin-bottom:14px;text-shadow:0 0 30px rgba(56,189,248,.35)}
.ia-overlay__card h2{margin:0 0 8px;font-size:20px;color:var(--ink)}
.ia-overlay__card p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}

/* ── Chatbot guía · Aqua TeK (diseño Stitch) ── */
.ia-chat{padding:0;text-align:left;max-width:440px;display:flex;flex-direction:column;height:min(600px,86vh);overflow:hidden;border-radius:22px}
/* Cabecera con efecto glass + branding Aqua TeK */
.ia-chat__head{display:flex;align-items:center;gap:11px;padding:13px 14px 13px 16px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(43,196,178,.10),rgba(43,196,178,0));backdrop-filter:blur(20px)}
.ia-chat__ava{width:36px;height:36px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;font-size:18px;background:radial-gradient(circle at 30% 30%,#3ad6c4,#0d5651);color:#fff;box-shadow:0 0 12px rgba(43,196,178,.45)}
.ia-chat__title{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:15px;color:var(--ink);line-height:1.1;flex:1;display:flex;flex-direction:column;align-items:flex-start;gap:1px}
.ia-chat__title small{font-family:'Inter',sans-serif;font-weight:500;font-size:11px;color:var(--accent-2);letter-spacing:.2px}
.ia-chat__dot{color:var(--accent-2)}
.ia-chat .ia-overlay__close{position:static;align-self:flex-start}
.ia-chat__msgs{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:var(--bg)}
/* Filas mensaje: avatar bot + burbuja */
.ia-row{display:flex;gap:8px;align-items:flex-end;max-width:100%}
.ia-row--me{justify-content:flex-end}
.ia-row--bot{justify-content:flex-start}
.ia-av{width:28px;height:28px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;font-size:14px;background:radial-gradient(circle at 30% 30%,#3ad6c4,#0d5651);color:#fff;box-shadow:0 0 8px rgba(43,196,178,.4);margin-bottom:2px}
.ia-b{max-width:80%;padding:10px 14px;border-radius:18px;font-size:14px;line-height:1.5;white-space:normal;box-shadow:0 1px 3px rgba(13,86,81,.08)}
.ia-b a{color:var(--accent-2);font-weight:600}
.ia-b--bot{background:#fff;border:1px solid var(--line);color:var(--ink);border-bottom-left-radius:5px}
.ia-b--me{background:var(--accent);color:var(--on-accent);border-bottom-right-radius:5px}
/* Indicador "escribiendo" con 3 puntos */
.ia-typing{display:inline-flex;gap:4px;align-items:center;padding:2px 0}
.ia-typing span{width:7px;height:7px;border-radius:50%;background:var(--accent-2);display:inline-block;animation:ia-bounce 1s infinite ease-in-out}
.ia-typing span:nth-child(2){animation-delay:.18s}
.ia-typing span:nth-child(3){animation-delay:.36s}
@keyframes ia-bounce{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
.ia-chat__chips{display:flex;flex-wrap:wrap;gap:8px;padding:10px 16px 4px}
.ia-chip{font:inherit;font-size:13px;font-weight:600;cursor:pointer;color:var(--accent-2);background:var(--accent-soft,rgba(43,196,178,.10));border:1px solid var(--line);border-radius:999px;padding:7px 13px;transition:background .15s,border-color .15s}
.ia-chip:hover{border-color:var(--accent);background:rgba(43,196,178,.18)}
/* Barra de entrada: input píldora + botón circular */
.ia-chat__form{display:flex;gap:9px;padding:12px 14px;border-top:1px solid var(--line);background:var(--surface)}
.ia-chat__form input{flex:1;font:inherit;font-size:14px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:11px 16px;transition:border-color .15s,box-shadow .15s}
.ia-chat__form input:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(43,196,178,.16)}
.ia-chat__form button{font-size:16px;cursor:pointer;color:var(--on-accent);background:var(--accent);border:0;border-radius:50%;width:44px;height:44px;flex:0 0 auto;display:grid;place-items:center;box-shadow:0 4px 12px rgba(43,196,178,.32);transition:transform .12s}
.ia-chat__form button:hover{background:var(--green-d,#2e6e69)}
.ia-chat__form button:active{transform:scale(.92)}

.curso-acciones{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:10px 0 4px}
.curso-acciones .btn{text-decoration:none}

/* ── Mejoras UX: continuar, CTA dashboard, estados vacíos, migas, enlace quieto ── */
.campus-resume{margin:0 0 18px}
.resume-card{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:18px 20px 18px 22px;position:relative;overflow:hidden;
}
.resume-card::before{content:"";position:absolute;top:0;left:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--accent),var(--ia))}
.resume-info{min-width:0}
.resume-kicker{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);font-weight:700}
.resume-card h3{margin:2px 0 0;font-size:18px;color:var(--ink)}
.resume-card .progress{max-width:340px;margin:10px 0 4px}
.resume-meta{font-size:13px;color:var(--muted)}
.resume-card .btn{flex:0 0 auto;white-space:nowrap;text-decoration:none}
@media(max-width:560px){.resume-card{flex-direction:column;align-items:stretch}.resume-card .btn{width:100%}}

.stat--link{cursor:pointer;transition:.2s;outline:none}
.stat--link:hover{transform:translateY(-2px);border-color:rgba(31,168,151,.25)}
.stat--link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.empty{text-align:center;padding:44px 24px;background:var(--surface);border:1px dashed rgba(31,168,151,.18);border-radius:var(--radius)}
.empty__icon{font-size:48px;margin-bottom:14px;opacity:.6}
.empty h3{margin:0 0 8px;color:var(--ink);font-size:18px}
.empty p{max-width:50ch;margin:0 auto 14px;color:var(--muted);line-height:1.6}

.crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;margin:2px 0 12px;color:var(--muted)}
.crumb--link{background:none;border:0;color:var(--accent);font:inherit;font-size:13px;cursor:pointer;padding:0}
.crumb--link:hover{text-decoration:underline}
.crumb--cur,.crumb--lesson{color:var(--ink);font-weight:600}
.crumb-sep{opacity:.5}

.link-quiet-button{background:none;border:0;color:var(--muted);font:inherit;font-size:13px;text-decoration:underline;cursor:pointer;padding:4px 0}
.link-quiet-button:hover{color:var(--accent)}
.curso-hint{font-size:13px;color:var(--muted);margin:6px 0 0}

/* ── Agenda (dashboard, estilo Evolcampus) ── */
.agenda{margin:0 0 18px}
.agenda__h{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);font-weight:700;margin:0 0 10px}
.agenda-item{display:flex;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-bottom:8px}
.agenda-when{flex:0 0 auto;text-align:center;min-width:62px;border-right:1px solid var(--line);padding-right:12px}
.agenda-when b{display:block;color:var(--accent);font-size:14px}
.agenda-when span{font-size:11px;color:var(--muted)}
.agenda-body h4{margin:0 0 2px;font-size:15px;color:var(--ink)}

/* ── Comunidad: tarjetas Foros + Tablón ── */
.comunidad{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:18px}
.comunidad-card{display:flex;gap:12px;align-items:center;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 18px;cursor:pointer;font:inherit;color:inherit;transition:.2s}
.comunidad-card:hover{transform:translateY(-2px);border-color:rgba(31,168,151,.25)}
.comunidad-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.comunidad-card .cc-ic{font-size:26px;flex:0 0 auto}
.comunidad-card h3{margin:0 0 2px;font-size:15px;color:var(--ink)}
.comunidad-card p{margin:0;font-size:13px;color:var(--muted)}

/* ── Foros ── */
.foro-row{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px;cursor:pointer;font:inherit;color:inherit;transition:.2s}
.foro-row:hover{border-color:rgba(31,168,151,.25);transform:translateY(-1px)}
.foro-row:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.foro-row h3{margin:0 0 2px;font-size:15px;color:var(--ink)}
.foro-count{flex:0 0 auto;font-size:13px;color:var(--accent);font-weight:700}
.foro-title{font-size:20px;color:var(--ink);margin:12px 0 0}
.foro-post{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-bottom:10px}
.foro-post__head{font-size:13px;margin-bottom:4px}
.foro-post p{margin:0;color:var(--ink);font-size:14px;line-height:1.55}
.foro-hint{margin-top:8px;font-size:13px}

/* ── Interior de curso: cabecera (profesores / fin) + pestañas AULA/FOROS/EXPEDIENTE/TEST ── */
.lms-top__head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.lms-top__meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;flex:0 0 auto}
.lms-fin{font-size:12px;font-weight:700;color:var(--gold);background:rgba(224,164,59,.1);border:1px solid rgba(224,164,59,.3);border-radius:999px;padding:3px 10px;white-space:nowrap}
.lms-fin--open{color:var(--accent);background:var(--accent-soft);border-color:rgba(31,168,151,.3)}
.lms-profes{font-size:12px;font-weight:600;color:var(--muted);white-space:nowrap}
.lms-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:14px 0 0;overflow-x:auto}
.lms-tab{font:inherit;font-size:14px;font-weight:600;color:var(--muted);background:none;border:0;border-bottom:2px solid transparent;padding:10px 14px;cursor:pointer;white-space:nowrap}
.lms-tab:hover{color:var(--ink)}
.lms-tab.is-active{color:var(--accent);border-bottom-color:var(--accent)}
.lms-tab:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:6px}
.lms-sec-box{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:14px;box-shadow:var(--shadow)}
.exp-row{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.exp-row:last-child{border-bottom:0}
.exp-ok{color:var(--accent);font-weight:700}
@media(max-width:760px){.lms-top__head{flex-direction:column}.lms-top__meta{align-items:flex-start;flex-direction:row}}

/* ── Perfil de usuario ── */
.profile-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;max-width:480px}
.profile-card .field select{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font:inherit;background:var(--surface-2);color:var(--ink)}
.profile-card .field input:disabled{opacity:.6}
.profile-card .btn{margin-top:8px}
.acct-block{border:1px solid var(--line);border-radius:10px;margin-bottom:10px;background:var(--surface-2)}
.acct-block>summary{cursor:pointer;padding:12px 14px;font-weight:600;list-style:none;user-select:none}
.acct-block>summary::-webkit-details-marker{display:none}
.acct-block>summary::after{content:'▾';float:right;opacity:.55;transition:transform .2s}
.acct-block[open]>summary::after{transform:rotate(180deg)}
.acct-block .acct-body{padding:4px 14px 16px}

/* ── Catálogo de cursos (toolbar segmentada + buscador) ── */
.cursos-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:0 0 16px}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:3px}
.seg button{font:inherit;font-size:13px;font-weight:600;color:var(--muted);background:none;border:0;border-radius:999px;padding:7px 14px;cursor:pointer}
.seg button.is-on{color:var(--on-accent);background:var(--accent)}
#catalogo-q{flex:1;min-width:160px;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;color:var(--ink);font:inherit;padding:9px 12px}
#catalogo-q:focus{outline:2px solid var(--accent);outline-offset:1px}
.badge--cat{color:var(--muted);background:rgba(31,168,151,.06);border:1px solid var(--line)}

/* ── Módulo MIR (EntrenaMIR embebido en iframe) ── */
#panel-mir{padding:0}
#mir-frame{display:block;width:100%;height:calc(100dvh - 150px);min-height:70vh;border:0;border-radius:var(--radius);background:var(--bg);box-shadow:var(--shadow)}

/* ── POL-01: superficies dark premium por capas — sombra más sutil, filo superior y borde hairline ── */
.stat,.course,.lms-panel,.diploma,.post,.resume-card,.mat,.foto{
  box-shadow:0 1px 2px rgba(0,0,0,.25),0 8px 24px rgba(0,0,0,.16),inset 0 1px 0 rgba(255,255,255,.045);
  border-color:rgba(255,255,255,.07);
}

/* ── Accesibilidad de foco (teclado) en la barra inferior ── */
.bottom-bar .tab:focus-visible,.bar-ia:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:10px}

/* ── POL-03: skip-link + foco visible en el interior de curso (WCAG 2.4.1 / 2.4.7) ── */
.skip-link{position:absolute;left:-9999px;top:8px;z-index:200;background:var(--accent);color:#06222a;
  padding:10px 18px;border-radius:10px;font-weight:700;text-decoration:none;box-shadow:var(--shadow)}
.skip-link:focus{left:12px}
.lms-tema:focus-visible,.lms-op:focus-visible,.stat--link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:10px}

/* ── prefers-reduced-motion: desactiva glow pulsante, reveals y transiciones ── */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important;
  }
  .ia-ring{animation:none}
  .panel{animation:none}
}

/* ══════════════════════════════════════════════════════════════
   Sidebar layout (desktop) — estilo Medu
   ══════════════════════════════════════════════════════════════ */
.sidebar{display:none}
.app-content{min-width:0;flex:1}

@media(min-width:900px){
  /* Sin barra lateral en ningún momento (feedback Jesús, 2026-06-24): la bottom-bar manda
     en TODAS las pantallas; el contenido va en una sola columna centrada. */
  .app-layout:not([hidden]){
    display:block !important;max-width:1000px;margin-inline:auto;
    padding-bottom:calc(var(--bar-h) + 28px) !important;
  }
  .sidebar{display:none !important}
  .bottom-bar{display:flex !important;padding-left:calc((100% - 560px)/2);padding-right:calc((100% - 560px)/2)}
}
.sidebar__nav{display:flex;flex-direction:column;gap:2px}
.sidebar__item{
  display:flex;align-items:center;gap:10px;width:100%;text-align:left;
  background:none;border:0;border-radius:10px;
  padding:10px 14px;font:inherit;font-size:14px;font-weight:500;
  color:var(--muted);cursor:pointer;transition:.2s;
}
.sidebar__item:hover{background:var(--surface-2);color:var(--ink)}
.sidebar__item.is-active{background:var(--accent-soft);color:var(--accent);font-weight:600}
.sidebar__item:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:10px}
.sidebar__ic{width:20px;height:20px;flex:0 0 auto}
.sidebar__sep{height:1px;background:var(--line);margin:8px 14px}

/* ── Cuadernos CTA (dashboard, estilo Medu "Crea tu primer cuaderno") ── */
.cuadernos-cta{
  margin-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:24px 28px;position:relative;overflow:hidden;
}
.cuadernos-cta::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--ia));opacity:.6}
.cuadernos-cta__text h3{margin:0 0 6px;font-size:18px;color:var(--ink)}
.cuadernos-cta__text p{color:var(--muted);font-size:14px;margin:0 0 14px;line-height:1.5}
.cuadernos-cta__feats{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.cfeat{
  display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--ink);
  background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:8px 10px;
}
@media(max-width:640px){
  .cuadernos-cta{grid-template-columns:1fr}
  .cuadernos-cta__feats{grid-template-columns:1fr 1fr}
}
@media(max-width:400px){.cuadernos-cta__feats{grid-template-columns:1fr}}

/* ── Cuadernos panel (página completa) ── */
.cuadernos-hero{
  display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:32px;position:relative;overflow:hidden;
}
.cuadernos-hero::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--ia));opacity:.6}
.cuadernos-hero__text h3{margin:0 0 10px;font-size:24px;color:var(--ink)}
.cuadernos-hero__text p{color:var(--muted);font-size:15px;margin:0 0 18px;line-height:1.55}
.cuadernos-feats{display:grid;grid-template-columns:1fr;gap:10px}
.cuadernos-feat{
  display:flex;align-items:center;gap:12px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:14px 16px;
}
.cuadernos-feat__ic{font-size:22px;flex:0 0 auto}
.cuadernos-feat strong{font-size:14px;color:var(--ink)}
.cuadernos-feat .muted{font-size:12px}
@media(max-width:640px){.cuadernos-hero{grid-template-columns:1fr}}

/* ── Recomendados (scroll horizontal, estilo "Te podría interesar") ── */
.recomendados{margin-top:24px}
.reco-scroll{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;-webkit-overflow-scrolling:touch;
}
.reco-scroll::-webkit-scrollbar{height:6px}
.reco-scroll::-webkit-scrollbar-track{background:transparent}
.reco-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.reco-card{
  flex:0 0 240px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;cursor:pointer;transition:transform .2s,box-shadow .2s;
}
.reco-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(31,168,151,.12)}
.reco-card__img{
  aspect-ratio:16/9;
  background:linear-gradient(135deg,#132430 0%,#0d1922 60%,rgba(31,168,151,.1) 100%);
  display:flex;align-items:center;justify-content:center;position:relative;
}
.reco-card__img span{color:var(--accent);font-weight:700;font-size:14px;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.reco-card__body{padding:10px 14px}
.reco-card__body h4{margin:0 0 3px;font-size:14px;color:var(--ink);line-height:1.3}
.reco-card__body p{margin:0;font-size:12px;color:var(--muted)}

/* ── Profile header (Medu-style: avatar + completion %) ── */
.profile-header{
  display:flex;gap:20px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:24px;margin-bottom:16px;
}
.profile-avatar{
  width:68px;height:68px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(135deg,var(--accent),var(--ia));
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:700;color:#fff;
  box-shadow:0 0 0 3px var(--surface),0 0 0 5px var(--accent);
}
.profile-info h3{margin:0 0 2px;font-size:18px;color:var(--ink)}
.profile-info .muted{margin:0}
.profile-pct{
  display:inline-flex;align-items:center;gap:6px;margin-top:6px;
  font-size:12px;font-weight:700;color:var(--accent);
  background:var(--accent-soft);border-radius:999px;padding:3px 10px;
}
.profile-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px}
.profile-tab{
  font:inherit;font-size:13px;font-weight:600;color:var(--muted);
  background:none;border:0;border-bottom:2px solid transparent;
  padding:10px 14px;cursor:pointer;
}
.profile-tab:hover{color:var(--ink)}
.profile-tab.is-on{color:var(--accent);border-bottom-color:var(--accent)}
.profile-tab:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:6px}

/* ── Medals grid ── */
.medals-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}
.medal{
  text-align:center;padding:18px 12px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:14px;
}
.medal.is-earned{border-color:rgba(31,168,151,.3);box-shadow:0 0 12px rgba(31,168,151,.08)}
.medal__ic{font-size:32px;margin-bottom:6px}
.medal__name{font-size:13px;font-weight:600;color:var(--ink)}
.medal__desc{font-size:11px;color:var(--muted);margin-top:2px}
.medal:not(.is-earned){opacity:.45;filter:grayscale(.8)}

/* ---------- Multimedia ---------- */
.mm-tools{margin:0 0 18px}
.mm-tools #mm-q{width:100%;max-width:420px;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);font:inherit}
.mm-group{margin-bottom:28px}
.mm-group__title{display:flex;align-items:center;gap:10px;font-size:16px;margin:0 0 12px}
.mm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.mm-card{display:flex;flex-direction:column;text-align:left;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:10px;cursor:pointer;font:inherit;color:inherit;transition:.2s}
.mm-card:hover{transform:translateY(-2px);border-color:rgba(31,168,151,.25)}
.mm-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.mm-card[data-locked]{opacity:.7}
.mm-thumb{position:relative;display:block;aspect-ratio:16/9;border-radius:12px;background-size:cover;background-position:center;background-color:var(--bg)}
.mm-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:30px;color:#fff;background:rgba(22,50,59,.35);border-radius:12px}
.mm-meta{display:flex;flex-direction:column;gap:2px;padding:0 4px 4px}
.mm-title{font-size:14px;font-weight:600;color:var(--ink);line-height:1.3}

/* ---------- Video modal ---------- */
.video-overlay{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(22,50,59,.55);backdrop-filter:blur(4px)}
.video-overlay[hidden]{display:none}
.video-modal{position:relative;width:min(900px,96vw);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.video-modal__title{margin:0 36px 12px 0;font-size:16px;color:var(--ink)}
.video-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border:0;border-radius:50%;background:var(--bg);color:var(--ink);font-size:16px;cursor:pointer;line-height:1}
.video-close:hover{background:rgba(31,168,151,.12)}

/* ---------- Evidencia IA ---------- */
.evi-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.evi-badges{display:flex;gap:6px;flex-wrap:wrap}
.evi-badge{font-size:11px;font-weight:600;padding:3px 9px;border-radius:999px;background:rgba(31,168,151,.10);color:var(--accent);border:1px solid var(--line)}
.evi-notice{background:var(--surface);border:1px solid rgba(214,158,46,.4);border-radius:var(--radius);padding:12px 16px;margin:6px 0 16px}
.evi-notice summary{cursor:pointer;font-weight:600;color:var(--ink)}
.evi-notice p{font-size:13px;color:var(--muted);margin:10px 0}
.evi-check{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--ink);cursor:pointer}
.evi-check input{margin-top:2px;flex:0 0 auto}
.evi-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:18px}
.evi-form textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;font:inherit;color:var(--ink);background:var(--bg);resize:vertical}
.evi-controls{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:10px}
.evi-opt{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px}
.evi-opt select{font:inherit;padding:5px 8px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink)}
.evi-controls .btn{margin-left:auto}
.evi-msg{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;color:var(--muted);font-size:14px;margin:12px 0}
.evi-msg--warn{border-color:rgba(214,158,46,.45);color:var(--ink);background:rgba(214,158,46,.06)}
.evi-synth{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:18px}
.evi-synth__head{font-weight:700;color:var(--ink);margin-bottom:10px}
.evi-synth__body{color:var(--ink);font-size:15px;line-height:1.6}
.evi-synth__body .evi-h{margin:16px 0 6px;font-size:15px;color:var(--accent)}
.evi-synth__body p{margin:8px 0}
.evi-ul{margin:6px 0 6px 18px}
.evi-cite{color:var(--accent);font-weight:700;font-size:.7em}
.evi-synth__foot{margin-top:12px;padding-top:10px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
.evi-followups{margin:0 0 16px;font-size:13px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.evi-fu{font:inherit;font-size:12px;border:1px solid var(--line);background:var(--surface);color:var(--accent);border-radius:999px;padding:5px 11px;cursor:pointer}
.evi-fu:hover{border-color:rgba(31,168,151,.35)}
.evi-arts-title{font-size:16px;margin:6px 0 10px}
.evi-arts{list-style:decimal;margin:0;padding-left:22px;display:flex;flex-direction:column;gap:14px}
.evi-art{padding-left:4px}
.evi-art__title{font-weight:600;color:var(--ink);text-decoration:none;line-height:1.4}
.evi-art__title:hover{color:var(--accent);text-decoration:underline}
.evi-art__meta{font-size:13px;color:var(--muted);margin:3px 0}
.evi-art__tags{display:flex;gap:6px;flex-wrap:wrap;margin:4px 0}
.evi-tag{font-size:11px;color:var(--muted);background:rgba(31,168,151,.06);border:1px solid var(--line);border-radius:6px;padding:2px 8px}
.evi-art__abs{margin-top:4px}
.evi-art__abs summary{font-size:13px;color:var(--accent);cursor:pointer}
.evi-art__abs p{font-size:13px;color:var(--muted);margin:6px 0 0;line-height:1.5}

/* ---------- Tablón de novedades ---------- */
.tablon{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.tablon-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px 16px}
.tablon-item__head{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.tablon-fuente{font-size:11px;font-weight:700;color:var(--accent);background:rgba(31,168,151,.08);border:1px solid var(--line);border-radius:999px;padding:2px 9px}
.tablon-fecha{font-size:12px}
.tablon-titulo{display:inline-block;font-weight:600;color:var(--ink);text-decoration:none;line-height:1.4}
.tablon-titulo:hover{color:var(--accent);text-decoration:underline}
.tablon-resumen{margin:4px 0 0;font-size:13px;color:var(--muted);line-height:1.5}

/* ---------- Upsell EntrenaMIR (demo → banco completo) ---------- */
.mir-upsell{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between;background:rgba(214,158,46,.08);border:1px solid rgba(214,158,46,.45);border-radius:var(--radius);padding:12px 16px;margin-bottom:12px;font-size:14px;color:var(--ink)}
.mir-upsell .btn{flex:0 0 auto}

/* ---------- Casos clínicos interactivos ---------- */
.casos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;margin-bottom:12px}
.caso-card{display:flex;flex-direction:column;gap:8px;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;cursor:pointer;font:inherit;color:inherit;transition:.2s}
.caso-card:hover{transform:translateY(-2px);border-color:rgba(31,168,151,.25)}
.caso-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.caso-card--lock{opacity:.75}
.caso-card__head,.caso-head2{display:flex;align-items:center;gap:8px}
.caso-cat{font-size:11px;font-weight:700;color:var(--accent);background:rgba(31,168,151,.08);border:1px solid var(--line);border-radius:999px;padding:2px 9px}
.caso-nivel{font-size:11px;color:var(--muted);margin-left:auto}
.caso-titulo{font-size:15px;font-weight:600;color:var(--ink);margin:0}
.caso-resumen{font-size:13px;color:var(--muted);margin:0;line-height:1.45}
.caso-cta{font-size:13px;font-weight:600;color:var(--accent);margin-top:auto}
/* Player */
.caso-head2{margin:10px 0 6px}
.caso-titulo2{font-size:18px;margin:0}
.caso-escenario{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;color:var(--ink);line-height:1.6;margin:10px 0}
.caso-consts{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.caso-const{display:flex;flex-direction:column;align-items:center;min-width:78px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:8px 10px}
.caso-const__lbl{font-size:11px;color:var(--muted)}
.caso-const__val{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:14px;font-weight:600;color:var(--ink)}
.caso-progreso{font-size:12px;color:var(--muted);margin:8px 0}
.caso-paso h3{font-size:16px;color:var(--ink);margin:6px 0 10px}
.caso-ops{display:flex;flex-direction:column;gap:8px}
.caso-op{text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;font:inherit;color:var(--ink);cursor:pointer;transition:.15s}
.caso-op:hover:not(:disabled){border-color:rgba(31,168,151,.35)}
.caso-op:disabled{cursor:default}
.caso-op.is-correct{border-color:#2E9E6B;background:rgba(46,158,107,.10)}
.caso-op.is-wrong{border-color:#C1272D;background:rgba(193,39,45,.08)}
.caso-fb{border-radius:12px;padding:12px 14px;margin:12px 0;font-size:14px;line-height:1.5}
.caso-fb--ok{background:rgba(46,158,107,.10);border:1px solid rgba(46,158,107,.4);color:var(--ink)}
.caso-fb--no{background:rgba(214,158,46,.08);border:1px solid rgba(214,158,46,.45);color:var(--ink)}
.caso-result{font-size:15px;margin:10px 0;color:var(--ink)}
.caso-fuente{font-size:13px;color:var(--muted);margin:8px 0}

/* ---------- Paywall (fin de demo) ---------- */
.paywall-overlay{position:fixed;inset:0;z-index:130;display:flex;align-items:flex-start;justify-content:center;overflow-y:auto;padding:24px 16px;background:rgba(22,50,59,.55);backdrop-filter:blur(4px)}
.paywall-overlay[hidden]{display:none}
.pw-modal{position:relative;width:min(440px,100%);background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px 20px;margin:auto}
.pw-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border:0;border-radius:50%;background:var(--surface);color:var(--ink);font-size:15px;cursor:pointer}
.pw-head{text-align:center;margin-bottom:16px}
.pw-crown{display:inline-flex;width:56px;height:56px;align-items:center;justify-content:center;font-size:26px;background:rgba(31,168,151,.12);border-radius:50%;margin-bottom:8px}
.pw-head h2{margin:0;font-size:26px;color:var(--ink)}
.pw-plans{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
.pw-plan{position:relative;display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:2px solid var(--line);border-radius:14px;padding:14px;cursor:pointer;overflow:hidden}
.pw-plan input{position:absolute;opacity:0;pointer-events:none}
.pw-plan.is-sel{border-color:var(--accent);box-shadow:0 4px 12px rgba(46,110,105,.1)}
.pw-radio{flex:0 0 auto;margin-top:2px;width:20px;height:20px;border-radius:50%;border:2px solid var(--line);position:relative}
.pw-plan.is-sel .pw-radio{border-color:var(--accent);background:var(--accent)}
.pw-plan.is-sel .pw-radio::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:8px;height:8px;background:#fff;border-radius:50%}
.pw-badge{position:absolute;top:0;right:0;background:var(--accent);color:#fff;font-size:10px;font-weight:700;letter-spacing:.04em;padding:3px 10px;border-bottom-left-radius:10px}
.pw-plan__body{display:flex;flex-direction:column;gap:2px}
.pw-plan__title{font-weight:700;color:var(--ink);font-size:16px}
.pw-plan__desc{font-size:13px;color:var(--muted)}
.pw-plan__price{font-weight:700;color:var(--accent);font-size:18px;margin-top:4px;font-family:'Plus Jakarta Sans',sans-serif}
.pw-plan__sub{font-size:11px;color:var(--accent);font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.pw-incluye{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:16px}
.pw-incluye h3{margin:0 0 8px;font-size:15px;color:var(--ink)}
.pw-incluye ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.pw-incluye li{display:flex;gap:8px;align-items:center;font-size:14px;color:var(--ink)}
.pw-incluye li span{color:var(--accent);font-weight:700}
.pw-cta{width:100%;padding:14px;font-size:16px}
.pw-restore{display:block;margin:10px auto 0;background:none;border:0;color:var(--accent);font:inherit;font-weight:600;cursor:pointer}
.pw-legal{font-size:11px;color:var(--muted);text-align:center;line-height:1.5;margin:12px 0 0}
.pw-legal a{color:var(--accent)}

/* ---------- Estudio (flashcards + test) ---------- */
.est-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.est-card{display:flex;flex-direction:column;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;cursor:pointer;font:inherit;color:inherit;transition:.2s}
.est-card:hover{transform:translateY(-2px);border-color:rgba(31,168,151,.25)}
.est-card__img{height:84px;background-size:cover;background-position:center;background-color:var(--bg)}
.est-card__body{padding:12px 14px}
.est-card__body h3{margin:0 0 4px;font-size:14px;color:var(--ink)}
.est-card__meta{font-size:12px;color:var(--muted)}
.est-title{margin:10px 0}
.est-modes{display:flex;flex-direction:column;gap:12px;max-width:520px}
.est-mode{display:flex;align-items:center;gap:14px;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;cursor:pointer;font:inherit;color:var(--ink)}
.est-mode:hover{border-color:rgba(31,168,151,.3)}
.est-mode__ic{font-size:26px}
.est-progreso{font-size:12px;color:var(--muted);margin:10px 0}
/* Flashcard flip */
.flashcard{position:relative;min-height:220px;margin:8px 0 16px;cursor:pointer;perspective:1200px}
.flashcard__face{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;padding:24px;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);backface-visibility:hidden;transition:transform .5s;font-size:17px;line-height:1.5}
.flashcard__front{background:var(--surface);color:var(--ink)}
.flashcard__back{background:#163b3a;color:#EDF4F3;transform:rotateY(180deg)}
.flashcard.is-flipped .flashcard__front{transform:rotateY(180deg)}
.flashcard.is-flipped .flashcard__back{transform:rotateY(360deg)}
.flashcard__hint{font-size:11px;letter-spacing:.06em;opacity:.6;text-transform:uppercase;font-family:'JetBrains Mono',monospace}
.flashcard__actions{display:flex;gap:10px;justify-content:center}
.est-fin{text-align:center;padding:24px 12px}
.est-fin h2{font-size:22px;margin:0 0 8px}
.est-result{font-size:16px;color:var(--ink);margin:8px 0 16px}

/* ---------- Herramientas (calculadoras + urgencias vitales) ---------- */
/* Control segmentado tipo "pill" (estética Stitch) que envuelve los dos pares. */
.herr-tabs{display:inline-flex;gap:4px;flex-wrap:wrap;margin:0 0 14px;padding:5px;background:var(--surface);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow)}
.herr-tab{font:inherit;font-size:14px;font-weight:600;color:var(--muted);background:transparent;border:0;border-radius:999px;padding:9px 18px;cursor:pointer;transition:background .15s,color .15s}
.herr-tab:hover{color:var(--ink)}
.herr-tab.is-on{color:#fff;background:var(--accent);box-shadow:0 2px 8px rgba(13,86,81,.25)}
.herr-frame-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#eef3f1}
#herr-frame{display:block;width:100%;height:calc(100dvh - 250px);min-height:580px;border:0;background:#eef3f1}
.herr-teaser{max-width:640px}
.herr-tcards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-bottom:14px}
.herr-tcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.herr-tcard .herr-tic{font-size:30px}
.herr-tcard h3{margin:8px 0 4px;font-size:16px;color:var(--ink)}
.herr-tcard p{margin:0;font-size:13px;color:var(--muted);line-height:1.5}

/* ---------- Inicio · dashboard v2 (porte del diseño Stitch, nativo) ---------- */
#panel-campus .hero h1{font-family:'Plus Jakarta Sans',sans-serif;font-size:32px;font-weight:800;letter-spacing:-0.5px;margin:0}
#panel-campus .hero__tagline{color:var(--accent);font-weight:600;font-size:17px;margin:4px 0 0}
#panel-campus .lead{color:var(--muted);font-size:14px;margin:6px 0 16px}
/* Continuar — tarjeta con acento lateral */
#panel-campus .resume-card{border-left:4px solid var(--accent);background:var(--surface);border-radius:var(--radius)}
#panel-campus .resume-kicker{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-weight:700}
/* Stats — chips con número grande mono */
#campus-stats.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:0 0 18px;padding:0;list-style:none}
#campus-stats .stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}
#campus-stats .stat .num{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:32px;line-height:1.1;font-weight:700;color:var(--accent)}
#campus-stats .stat .lbl{font-size:13px;color:var(--muted);margin-top:4px}
#campus-stats .stat--link{cursor:pointer;transition:.2s}
#campus-stats .stat--link:hover{transform:translateY(-2px);border-color:rgba(31,168,151,.3)}
/* Mis Cursos (filas) */
.campus-cursos{margin:0 0 18px}
.campus-cursos__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.campus-cursos__head .section-title{margin:0;font-size:18px}
.cc-link{background:none;border:0;color:var(--accent);font:inherit;font-weight:600;cursor:pointer}
.cc-rows{display:flex;flex-direction:column;gap:12px}
.cc-row{display:flex;gap:14px;align-items:center;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:12px;cursor:pointer;font:inherit;color:inherit;transition:.2s}
.cc-row:hover{transform:translateY(-1px);border-color:rgba(31,168,151,.25)}
.cc-row__img{flex:0 0 auto;width:72px;height:72px;border-radius:12px;background-size:cover;background-position:center;background-color:var(--bg)}
.cc-row__body{display:flex;flex-direction:column;gap:5px;flex:1;min-width:0}
.cc-row__title{font-weight:600;color:var(--ink);line-height:1.3}
.cc-row__meta{font-size:13px;color:var(--muted)}
.cc-bar{display:block;height:6px;background:var(--bg);border-radius:999px;overflow:hidden}
.cc-bar__fill{display:block;height:100%;background:var(--accent);border-radius:999px}
/* Responsive: stats en scroll horizontal en móvil estrecho */
@media (max-width:520px){
  #campus-stats.stat-grid{grid-auto-flow:column;grid-template-columns:none;grid-auto-columns:46%;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
  #campus-stats .stat{scroll-snap-align:start}
  #panel-campus .hero h1{font-size:28px}
}

/* ---------- Ítem 04 · Gate de privacidad (primer acceso) ---------- */
.privacy-overlay{position:fixed;inset:0;z-index:60;background:rgba(14,26,30,.62);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:18px;animation:fadeIn .2s ease}
.privacy-card{background:var(--surface,#fff);border:1px solid var(--line);border-radius:20px;box-shadow:0 18px 60px rgba(13,86,81,.22);max-width:440px;width:100%;padding:26px 24px;text-align:center}
.privacy-ic{width:54px;height:54px;border-radius:16px;margin:0 auto 12px;display:grid;place-items:center;font-size:26px;background:var(--accent-soft,rgba(43,196,178,.12))}
.privacy-card h2{margin:0 0 6px;font-family:'Plus Jakarta Sans',sans-serif;font-size:21px;color:var(--ink)}
.privacy-lead{margin:0 0 14px;font-size:14px;color:var(--muted);line-height:1.5}
.privacy-points{list-style:none;margin:0 0 14px;padding:0;text-align:left;display:flex;flex-direction:column;gap:9px}
.privacy-points li{position:relative;padding-left:26px;font-size:13.5px;line-height:1.45;color:var(--ink)}
.privacy-points li::before{content:"✓";position:absolute;left:0;top:0;width:18px;height:18px;border-radius:50%;background:var(--accent-soft,rgba(43,196,178,.14));color:var(--accent-2,#2BC4B2);font-size:11px;font-weight:700;display:grid;place-items:center}
.privacy-link{display:inline-block;margin:0 0 16px;font-size:13px;font-weight:600;color:var(--accent-2,#2BC4B2);text-decoration:none}
.privacy-link:hover{text-decoration:underline}
.privacy-btn{width:100%;font-size:15px;padding:13px}
/* Ítem 38 · formulario de cambio de contraseña en primer acceso */
.pwset-form{display:flex;flex-direction:column;gap:10px;text-align:left;margin-top:6px}
.pwset-form input[type=password],.pwset-form input[type=text]{font:inherit;font-size:15px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:12px 14px}
.pwset-form input:focus{outline:none;border-color:var(--accent-2,#2BC4B2);box-shadow:0 0 0 3px rgba(43,196,178,.16)}
.pwset-show{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted);cursor:pointer}
.pwset-err{margin:0;font-size:13px;color:#ba1a1a;font-weight:600}
.pwset-form .privacy-btn{margin-top:4px}

/* ---------- Ítem 13 · Galería de fotos del alumno ---------- */
.fotos-curso{margin-bottom:24px}
.fotos-curso h3{font-size:16px;color:var(--ink);margin:0 0 10px}
.fotos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.foto-cell{padding:0;border:0;background:none;cursor:pointer;aspect-ratio:1;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.foto-cell img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .2s}
.foto-cell:hover img{transform:scale(1.04)}
.foto-overlay{position:fixed;inset:0;z-index:40;background:rgba(8,16,18,.92);display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}
.foto-overlay img#foto-big{max-width:92vw;max-height:84vh;border-radius:8px;box-shadow:0 12px 40px rgba(0,0,0,.5)}
.foto-x{position:absolute;top:16px;right:20px;background:none;border:0;color:#fff;font-size:34px;line-height:1;cursor:pointer;opacity:.85}
.foto-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.14);border:0;color:#fff;font-size:30px;width:46px;height:46px;border-radius:50%;cursor:pointer}
.foto-prev{left:14px} .foto-next{right:14px}
.foto-nav:hover{background:rgba(255,255,255,.26)}
.foto-dl{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);background:var(--accent,#2BC4B2);color:#063b35;font-weight:700;font-size:14px;text-decoration:none;padding:9px 18px;border-radius:11px}

/* === Declutter MVP (feedback Jesús, 2026-06-24) — fuera las secciones no-MVP del campus.
   Visible: Inicio · Mis Cursos · Fotos · Diplomas · Novedades (+ Súbita). Reversible:
   borra este bloque para restaurar. La barra inferior / Inicio / Catálogo se rediseñan
   en la siguiente ola (con la maqueta base44 de Jesús). === */
.sidebar__item[data-tab="multimedia"],
.sidebar__item[data-tab="evidencia"],
.sidebar__item[data-tab="casos"],
.sidebar__item[data-tab="estudio"],
.sidebar__item[data-tab="herramientas"],
.sidebar__item[data-tab="tablon"],
.sidebar__item[data-tab="cuadernos"],
.sidebar__item[data-tab="mir"],
.sidebar__item[data-tab="foros"]{ display:none !important; }
.comunidad, .cuadernos-cta{ display:none !important; }

/* Accesos rápidos en Inicio (Diplomas/Fotos reachable en móvil tras quitar el sidebar). */
.quick-access{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0}
.qa-card{display:flex;align-items:center;justify-content:center;gap:10px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);font:inherit;font-size:15px;font-weight:600;color:var(--ink);cursor:pointer;box-shadow:var(--shadow);transition:.2s}
.qa-card:hover{border-color:var(--accent);color:var(--accent)}
.qa-ic{font-size:20px}

/* Ayuda / FAQ (overlay accesible desde login y topbar). */
.ayuda-overlay{position:fixed;inset:0;z-index:100;background:rgba(20,40,30,.5);display:flex;align-items:center;justify-content:center;padding:16px}
.ayuda-overlay[hidden]{display:none}
.ayuda-modal{background:var(--surface);border-radius:var(--radius);max-width:520px;width:100%;max-height:85vh;overflow-y:auto;padding:24px 24px 20px;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.ayuda-modal h2{margin:0 0 12px;color:var(--ink);font-size:20px}
.ayuda-modal details{border-bottom:1px solid var(--line);padding:11px 0}
.ayuda-modal summary{cursor:pointer;font-weight:600;color:var(--ink);font-size:15px}
.ayuda-modal details p{color:var(--muted);margin:8px 0 0;line-height:1.55;font-size:14px}
.ayuda-x{position:absolute;top:10px;right:14px;background:none;border:0;font-size:28px;line-height:1;cursor:pointer;color:var(--muted)}
.ayuda-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);color:var(--muted);font-size:14px;line-height:1.5}

/* Catálogo de cursos de venta (maqueta Jesús) */
.catalogo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:10px}
.cat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.cat-card__img{width:100%;height:120px;object-fit:cover;background:var(--surface-2);display:block}
.cat-card__img--ph{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),var(--ia));color:#fff;font-weight:800;font-size:30px;letter-spacing:.06em;font-family:'Plus Jakarta Sans',Inter,system-ui,sans-serif;text-shadow:0 2px 10px rgba(0,0,0,.18)}
.cat-card__body{padding:14px;display:flex;flex-direction:column;gap:8px;flex:1}
.cat-card__body h3{font-size:15px;margin:0;color:var(--ink);line-height:1.3}
.cat-card__desc{font-size:13px;color:var(--muted);margin:0;line-height:1.4}
.cat-card__foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.cat-card__price{font-size:13px;font-weight:700;color:#15803d;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:999px;padding:2px 12px}
.cat-card__cta{width:100%;text-align:center}
@media(max-width:520px){.catalogo-grid{grid-template-columns:1fr}}

/* Contenido: Papers / Podcasts / Blog (maqueta Jesús) */
.cnt-list{display:flex;flex-direction:column;gap:14px;margin-top:10px}
.cnt-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.cnt-card--row{display:flex}
.cnt-card--row .cnt-card__img{width:120px;height:auto;min-height:120px;flex:0 0 120px}
.cnt-card__img{width:100%;height:160px;object-fit:cover;background:var(--surface-2);display:block}
.cnt-card__ph{display:flex;align-items:center;justify-content:center;font-size:34px;height:auto;min-height:120px}
.cnt-card__b{padding:15px;display:flex;flex-direction:column;gap:8px;min-width:0}
.cnt-card__b h3{margin:0;font-size:16px;color:var(--ink);line-height:1.3}
.cnt-card__meta{margin:0;font-size:13px;color:var(--accent);font-weight:600}
.cnt-card__date{margin:0;font-size:12px;color:var(--muted)}
.cnt-card__desc{margin:0;font-size:14px;color:var(--muted);line-height:1.5}
.cnt-card__cta{align-self:flex-start;margin-top:4px}

/* Súbita: botón flotante del asistente (la barra pasó a 5 pestañas, maqueta Jesús) */
.ia-fab{position:fixed;right:16px;bottom:calc(var(--bar-h, 64px) + 16px);z-index:30;width:54px;height:54px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--accent),var(--ia,#38bdf8));color:#fff;box-shadow:0 8px 24px rgba(31,168,151,.4);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s}
.ia-fab svg{width:26px;height:26px}
.ia-fab:hover{transform:scale(1.07)}
.ia-fab:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* Inicio nuevo (maqueta Jesús): hero podcast + últimos papers + cursos */
.feed-hero{border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);margin:14px 0}
.feed-hero img{width:100%;height:170px;object-fit:cover;display:block}
.feed-hero__b{padding:15px}
.feed-hero__tag{display:inline-block;background:var(--accent);color:#fff;font-size:11px;font-weight:700;letter-spacing:.06em;padding:3px 10px;border-radius:999px;margin-bottom:8px}
.feed-hero__b h3{margin:0 0 4px;font-size:17px;color:var(--ink);line-height:1.3}
.feed-hero__meta{margin:0 0 10px;font-size:13px;color:var(--muted)}
.feed-sec{margin:18px 0}
.feed-sec__h{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:10px}
.feed-sec__h h2{margin:0;font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink)}
.feed-sec__more{background:none;border:0;color:var(--accent);font-weight:600;font-size:13px;cursor:pointer}
.feed-papers{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.feed-paper{text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px;cursor:pointer;font:inherit}
.feed-paper h4{margin:0 0 4px;font-size:14px;color:var(--ink);line-height:1.3}
.feed-paper p{margin:0;font-size:12px;color:var(--muted)}
.feed-cursos{display:flex;flex-direction:column;gap:10px}
.feed-curso{display:flex;gap:12px;align-items:center;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px;cursor:pointer;font:inherit}
.feed-curso>img,.feed-curso__ph{width:54px;height:54px;border-radius:10px;object-fit:cover;flex:0 0 54px;display:flex;align-items:center;justify-content:center;font-size:24px;background:var(--surface-2)}
.feed-curso h4{margin:0 0 2px;font-size:14px;color:var(--ink)}
.feed-curso p{margin:0;font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}
.feed-curso__price{font-size:12px;font-weight:700;color:#15803d}
@media(max-width:520px){.feed-papers{grid-template-columns:1fr}}