/* ============================================================
   DESIGN TOKENS — identidad SimulApp (verde, espejo de GestiónFin)
   ============================================================ */
:root {
  --verde-900: #0a2e1a;
  --verde-800: #134a28;
  --verde-700: #1a6535;
  --verde-600: #217a3e;
  --verde-500: #2a9d52;  /* acento principal */
  --verde-400: #3dba67;
  --verde-300: #6fcf8f;
  --verde-200: #a8e6be;
  --verde-100: #d4f4e0;
  --verde-50:  #edfaf3;

  --gris-900: #1a1c1e;
  --gris-800: #2c2f33;
  --gris-700: #3e4349;
  --gris-600: #565c64;
  --gris-500: #767d87;
  --gris-400: #959da8;
  --gris-300: #b8bfc8;
  --gris-200: #d6dce3;
  --gris-100: #edf0f4;
  --gris-50:  #f7f9fb;

  --blanco: #ffffff;
  --negro:  #0d0f10;

  --fuente-display: 'Playfair Display', Georgia, serif;
  --fuente-cuerpo:  'Inter', system-ui, sans-serif;
  --fuente-mono:    'JetBrains Mono', 'Courier New', monospace;

  --radio-sm: 6px;
  --radio-md: 10px;
  --radio-lg: 16px;
  --radio-xl: 24px;

  --sombra-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --sombra-md: 0 4px 12px rgba(0,0,0,.10), 0 2px 4px rgba(0,0,0,.06);
  --sombra-lg: 0 10px 32px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.07);

  --transicion: 200ms cubic-bezier(.4,0,.2,1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--fuente-cuerpo);
  background: var(--gris-50);
  color: var(--gris-900);
  min-height: 100vh;
}

/* ============================================================
   TIPOGRAFÍA
   ============================================================ */
h1, h2, h3 { font-family: var(--fuente-display); font-weight: 700; line-height: 1.2; }
h4, h5, h6 { font-weight: 600; line-height: 1.3; }

/* ============================================================
   PANEL DE AYUDA CONTEXTUAL
   ============================================================ */
#ayuda-panel {
  position: fixed;
  top: 60px; right: 0; bottom: 0;
  width: 360px;
  background: var(--blanco);
  border-left: 1px solid var(--gris-200);
  box-shadow: -4px 0 20px rgba(0,0,0,.08);
  z-index: 150;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
}
#ayuda-panel.visible { transform: translateX(0); }

.ayuda-header {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--gris-100);
  background: var(--verde-900);
  flex-shrink: 0;
}
.ayuda-header-icono {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--verde-600);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; flex-shrink: 0;
}
.ayuda-header-texto { flex: 1; }
.ayuda-header-texto .ayuda-titulo {
  font-size: .85rem; font-weight: 700; color: var(--blanco); line-height: 1.2;
}
.ayuda-header-texto .ayuda-modulo {
  font-size: .7rem; color: var(--verde-300); margin-top: 1px;
}
.ayuda-cerrar {
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(255,255,255,.1); border: none;
  color: var(--verde-200); font-size: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s; flex-shrink: 0;
}
.ayuda-cerrar:hover { background: rgba(255,255,255,.2); }

.ayuda-tabs {
  display: flex; border-bottom: 1px solid var(--gris-100);
  background: var(--gris-50); flex-shrink: 0;
}
.ayuda-tab {
  flex: 1; padding: 9px 4px; border: none; background: transparent;
  font-size: .72rem; font-weight: 500; color: var(--gris-500);
  cursor: pointer; transition: all .15s;
  border-bottom: 2px solid transparent;
}
.ayuda-tab.activo {
  color: var(--verde-700); border-bottom-color: var(--verde-500);
  background: var(--blanco); font-weight: 700;
}

.ayuda-body {
  flex: 1; overflow-y: auto; padding: 16px;
  scroll-behavior: smooth;
}
.ayuda-body::-webkit-scrollbar { width: 4px; }
.ayuda-body::-webkit-scrollbar-thumb { background: var(--gris-200); border-radius: 2px; }

/* Bloques de concepto */
.ayuda-concepto {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--gris-100);
}
.ayuda-concepto:last-child { border-bottom: none; margin-bottom: 0; }
.ayuda-concepto-titulo {
  font-size: .82rem; font-weight: 700; color: var(--gris-900);
  margin-bottom: 5px; display: flex; align-items: center; gap: 6px;
}
.ayuda-concepto-titulo .ra-mini {
  font-size: .62rem; background: var(--verde-50);
  color: var(--verde-700); border: 1px solid var(--verde-200);
  border-radius: 8px; padding: 1px 6px; font-weight: 600;
}
.ayuda-def {
  font-size: .8rem; color: var(--gris-700); line-height: 1.65;
  margin-bottom: 8px;
}
.ayuda-ejemplo {
  background: var(--verde-50);
  border-left: 3px solid var(--verde-400);
  border-radius: 0 var(--radio-sm) var(--radio-sm) 0;
  padding: 8px 10px;
  font-size: .77rem; color: var(--verde-800);
  line-height: 1.6; margin-bottom: 6px;
}
.ayuda-ejemplo .ej-label {
  font-size: .65rem; font-weight: 700; color: var(--verde-600);
  text-transform: uppercase; letter-spacing: .06em;
  margin-bottom: 3px;
}
.ayuda-alerta {
  background: #fef3c7; border-left: 3px solid #f59e0b;
  border-radius: 0 var(--radio-sm) var(--radio-sm) 0;
  padding: 7px 10px; font-size: .77rem; color: #92400e;
  line-height: 1.6; margin-bottom: 6px;
}
.ayuda-formula {
  background: var(--gris-100);
  border-radius: var(--radio-sm);
  padding: 7px 10px; font-family: var(--fuente-mono);
  font-size: .78rem; color: var(--gris-800);
  margin-bottom: 6px; white-space: pre-wrap;
}
.ayuda-accion {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; margin-top: 6px;
  background: var(--verde-600); border-radius: var(--radio-md);
  color: white; font-size: .75rem; font-weight: 600;
  cursor: pointer; border: none; width: 100%; text-align: left;
  transition: background .15s;
}
.ayuda-accion:hover { background: var(--verde-700); }

/* Botón flotante ❓ en cada sección */
.btn-ayuda-ctx {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 12px;
  background: var(--verde-50); border: 1.5px solid var(--verde-300);
  border-radius: var(--radio-md); color: var(--verde-700);
  font-size: .78rem; font-weight: 600; cursor: pointer;
  transition: all .15s; white-space: nowrap;
}
.btn-ayuda-ctx:hover {
  background: var(--verde-100); border-color: var(--verde-500);
}
.btn-ayuda-ctx.activo {
  background: var(--verde-700); border-color: var(--verde-700);
  color: white;
}

/* ============================================================
   PANTALLA DE CARGA
   ============================================================ */
#pantalla-carga {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--verde-900);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 24px;
  transition: opacity .4s ease, visibility .4s ease;
}
#pantalla-carga.oculto { opacity: 0; visibility: hidden; }

.logo-carga {
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.logo-carga .icono-logo {
  width: 72px; height: 72px;
  background: var(--verde-500);
  border-radius: var(--radio-xl);
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
}
.logo-carga h1 {
  color: var(--blanco);
  font-size: 2.2rem;
  letter-spacing: -0.02em;
}
.logo-carga h1 span { color: var(--verde-400); }
.logo-carga p {
  color: var(--verde-300);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.spinner-carga {
  width: 36px; height: 36px;
  border: 3px solid rgba(255,255,255,.15);
  border-top-color: var(--verde-400);
  border-radius: 50%;
  animation: girar .8s linear infinite;
}
@keyframes girar { to { transform: rotate(360deg); } }
@keyframes spin   { to { transform: rotate(360deg); } }

/* ============================================================
   PANTALLA LOGIN
   ============================================================ */
#pantalla-login {
  min-height: 100vh;
  display: none;
  grid-template-columns: 1fr 1fr;
}
#pantalla-login.activo { display: grid; }

/* Panel izquierdo — decorativo */
.login-panel-izq {
  background: var(--verde-900);
  display: flex; flex-direction: column;
  justify-content: space-between;
  padding: 3rem;
  position: relative; overflow: hidden;
}
.login-panel-izq::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(42,157,82,.25) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 80% 20%, rgba(26,101,53,.3) 0%, transparent 70%);
}
.login-logo {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 14px;
}
.login-logo .icono {
  width: 52px; height: 52px;
  background: var(--verde-500);
  border-radius: var(--radio-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; flex-shrink: 0;
}
.login-logo-texto h1 { color: var(--blanco); font-size: 1.7rem; }
.login-logo-texto h1 span { color: var(--verde-400); }
.login-logo-texto p { color: var(--verde-300); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 2px; }

.login-tagline {
  position: relative; z-index: 1;
}
.login-tagline h2 {
  color: var(--blanco);
  font-size: 2.2rem;
  line-height: 1.2;
  margin-bottom: 16px;
}
.login-tagline h2 em { color: var(--verde-400); font-style: normal; }
.login-tagline p { color: var(--verde-200); font-size: 0.95rem; line-height: 1.6; max-width: 380px; }

.login-chips {
  position: relative; z-index: 1;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.chip {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  color: var(--verde-200);
  font-size: 0.75rem;
  padding: 5px 12px;
  border-radius: 20px;
}

/* Panel derecho — formulario */
.login-panel-der {
  background: var(--blanco);
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  padding: 3rem;
}
.login-form-wrap {
  width: 100%; max-width: 380px;
}
.login-form-wrap h3 {
  font-size: 1.5rem; font-weight: 600;
  color: var(--gris-900); margin-bottom: 8px;
}
.login-form-wrap p {
  color: var(--gris-500); font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* Tabs de rol */
.rol-tabs {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  background: var(--gris-100);
  border-radius: var(--radio-md);
  padding: 4px;
  margin-bottom: 1.5rem;
}
.rol-tab {
  padding: 8px 4px;
  border: none; background: transparent;
  border-radius: var(--radio-sm);
  font-size: 0.75rem; font-weight: 500;
  color: var(--gris-500);
  cursor: pointer;
  transition: all var(--transicion);
  display: flex; flex-direction: column; align-items: center; gap: 3px;
}
.rol-tab .tab-icono { font-size: 1rem; }
.rol-tab.activo {
  background: var(--blanco);
  color: var(--verde-700);
  box-shadow: var(--sombra-sm);
}

/* Inputs */
.campo {
  margin-bottom: 1rem;
}
.campo label {
  display: block;
  font-size: 0.8rem; font-weight: 500;
  color: var(--gris-700); margin-bottom: 6px;
}
.campo input, .campo select {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--gris-200);
  border-radius: var(--radio-md);
  font-size: 0.9rem; font-family: var(--fuente-cuerpo);
  color: var(--gris-900); background: var(--blanco);
  transition: border-color var(--transicion);
  outline: none;
}
.campo input:focus, .campo select:focus {
  border-color: var(--verde-500);
  box-shadow: 0 0 0 3px rgba(42,157,82,.12);
}

/* Botón principal */
.btn-primario {
  width: 100%; padding: 12px 20px;
  background: var(--verde-600);
  color: var(--blanco);
  border: none; border-radius: var(--radio-md);
  font-size: 0.95rem; font-weight: 600;
  font-family: var(--fuente-cuerpo);
  cursor: pointer;
  transition: all var(--transicion);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-primario:hover { background: var(--verde-700); transform: translateY(-1px); box-shadow: var(--sombra-md); }
.btn-primario:active { transform: translateY(0); }
.btn-primario:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* Error */
.error-msg {
  background: #fef2f2; border: 1px solid #fecaca;
  color: #dc2626; font-size: 0.8rem;
  padding: 10px 14px; border-radius: var(--radio-sm);
  margin-bottom: 1rem; display: none;
}
.error-msg.visible { display: block; }

/* Footer login */
.login-footer {
  margin-top: 2rem; text-align: center;
  color: var(--gris-400); font-size: 0.75rem;
}

/* ============================================================
   APP PRINCIPAL
   ============================================================ */
#app-principal { display: none; flex-direction: column; min-height: 100vh; }
#app-principal.activo { display: flex; }

/* ---- BARRA SUPERIOR ---- */
.topbar {
  background: var(--verde-900);
  height: 60px;
  display: flex; align-items: center;
  padding: 0 1.5rem;
  gap: 16px;
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.topbar-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.topbar-logo .icono-mini {
  width: 34px; height: 34px;
  background: var(--verde-500);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.topbar-logo-texto { display: flex; flex-direction: column; }
.topbar-logo-texto strong {
  color: var(--blanco); font-size: 0.95rem;
  font-family: var(--fuente-display);
  line-height: 1;
}
.topbar-logo-texto strong span { color: var(--verde-400); }
.topbar-logo-texto small { color: var(--verde-300); font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase; }

.topbar-sep { flex: 1; }

/* Indicador de empresa activa */
.topbar-empresa {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radio-md);
  padding: 6px 14px;
  display: flex; align-items: center; gap: 8px;
  cursor: pointer;
  transition: background var(--transicion);
}
.topbar-empresa:hover { background: rgba(255,255,255,.14); }
.topbar-empresa .emp-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--verde-400);
  animation: pulso 2s ease-in-out infinite;
}
@keyframes pulso { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.6;transform:scale(.85)} }
.topbar-empresa .emp-nombre { color: var(--blanco); font-size: 0.8rem; font-weight: 500; }
.topbar-empresa .emp-dept { color: var(--verde-300); font-size: 0.7rem; }

/* Notificaciones */
.topbar-notif {
  position: relative; width: 36px; height: 36px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radio-md);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 1rem;
  transition: background var(--transicion);
}
.topbar-notif:hover { background: rgba(255,255,255,.16); }
.notif-badge {
  position: absolute; top: -4px; right: -4px;
  background: #ef4444; color: white;
  font-size: 0.6rem; font-weight: 700;
  width: 16px; height: 16px;
  border-radius: 50%; display: flex;
  align-items: center; justify-content: center;
  border: 2px solid var(--verde-900);
}

/* Avatar usuario */
.topbar-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--verde-600);
  color: var(--blanco);
  font-size: 0.8rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border: 2px solid var(--verde-400);
  transition: border-color var(--transicion);
}
.topbar-avatar:hover { border-color: var(--blanco); }

/* Módulo activo indicador */
.topbar-modulo {
  color: var(--verde-300); font-size: 0.75rem;
  padding: 4px 10px;
  background: rgba(255,255,255,.06);
  border-radius: 20px;
  letter-spacing: 0.03em;
}

/* ---- LAYOUT PRINCIPAL ---- */
.app-body {
  display: flex; flex: 1; overflow: hidden;
}

/* ---- SIDEBAR ---- */
.sidebar {
  width: 240px; flex-shrink: 0;
  background: var(--blanco);
  border-right: 1px solid var(--gris-200);
  display: flex; flex-direction: column;
  overflow-y: auto;
  transition: width var(--transicion);
}

.sidebar-seccion { padding: 1rem 0.75rem 0.5rem; }
.sidebar-seccion-titulo {
  font-size: 0.65rem; font-weight: 600;
  color: var(--gris-400); letter-spacing: 0.1em;
  text-transform: uppercase; padding: 0 0.5rem;
  margin-bottom: 6px;
}

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: var(--radio-md);
  cursor: pointer; text-decoration: none;
  color: var(--gris-600); font-size: 0.875rem; font-weight: 500;
  transition: all var(--transicion);
  border: none; background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--verde-50); color: var(--verde-700); }
.nav-item.activo {
  background: var(--verde-100); color: var(--verde-800);
  font-weight: 600;
}
.nav-item .nav-icono { font-size: 1rem; width: 20px; text-align: center; flex-shrink: 0; }
.nav-item .nav-badge {
  margin-left: auto; font-size: 0.65rem; font-weight: 700;
  background: var(--verde-500); color: white;
  padding: 2px 7px; border-radius: 20px;
}
.nav-item .nav-badge.alerta { background: #ef4444; }

.sidebar-divider {
  height: 1px; background: var(--gris-100);
  margin: 0.5rem 1rem;
}

/* Progreso del curso en sidebar */
.sidebar-progreso {
  margin: 0.75rem; padding: 12px;
  background: var(--verde-50);
  border: 1px solid var(--verde-200);
  border-radius: var(--radio-md);
}
.sidebar-progreso h5 {
  font-size: 0.75rem; font-weight: 600;
  color: var(--verde-800); margin-bottom: 8px;
}
.progreso-bar {
  height: 6px; background: var(--verde-200);
  border-radius: 3px; overflow: hidden;
  margin-bottom: 6px;
}
.progreso-fill {
  height: 100%; background: var(--verde-500);
  border-radius: 3px;
  transition: width .6s ease;
}
.progreso-texto {
  font-size: 0.7rem; color: var(--verde-700);
  display: flex; justify-content: space-between;
}

.sidebar-empresa-info {
  margin: 0 0.75rem 0.75rem;
  padding: 12px;
  background: var(--gris-50);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-md);
}
.emp-info-nombre {
  font-size: 0.8rem; font-weight: 600;
  color: var(--gris-800); margin-bottom: 2px;
}
.emp-info-sector {
  font-size: 0.7rem; color: var(--gris-500); margin-bottom: 8px;
}
.emp-info-stats {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.emp-stat {
  text-align: center; padding: 6px;
  background: var(--blanco); border-radius: var(--radio-sm);
  border: 1px solid var(--gris-100);
}
.emp-stat .valor { font-size: 0.85rem; font-weight: 700; color: var(--verde-700); }
.emp-stat .etiq  { font-size: 0.6rem; color: var(--gris-400); }

/* ---- CONTENIDO PRINCIPAL ---- */
.contenido {
  flex: 1; overflow-y: auto;
  padding: 2rem;
  background: var(--gris-50);
}

/* Cabecera de sección */
.seccion-header {
  display: flex; align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem; gap: 16px;
}
.seccion-header h2 {
  font-size: 1.6rem; color: var(--gris-900);
}
.seccion-header p {
  color: var(--gris-500); font-size: 0.875rem;
  margin-top: 4px;
}

/* Botones */
.btn-secundario {
  padding: 9px 18px;
  background: var(--blanco); color: var(--verde-700);
  border: 1.5px solid var(--verde-300);
  border-radius: var(--radio-md);
  font-size: 0.875rem; font-weight: 600;
  font-family: var(--fuente-cuerpo);
  cursor: pointer; transition: all var(--transicion);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-secundario:hover { background: var(--verde-50); border-color: var(--verde-500); }

.btn-accion {
  padding: 9px 18px;
  background: var(--verde-600); color: var(--blanco);
  border: none; border-radius: var(--radio-md);
  font-size: 0.875rem; font-weight: 600;
  font-family: var(--fuente-cuerpo);
  cursor: pointer; transition: all var(--transicion);
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-accion:hover { background: var(--verde-700); box-shadow: var(--sombra-sm); }

/* Cards métricas */
.metricas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.metrica-card {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  padding: 1.25rem;
  box-shadow: var(--sombra-sm);
  transition: box-shadow var(--transicion);
}
.metrica-card:hover { box-shadow: var(--sombra-md); }
.metrica-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.metrica-icono {
  width: 38px; height: 38px; border-radius: var(--radio-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.metrica-icono.verde { background: var(--verde-100); }
.metrica-icono.azul  { background: #dbeafe; }
.metrica-icono.nar   { background: #fef3c7; }
.metrica-icono.rojo  { background: #fee2e2; }
.metrica-tendencia {
  font-size: 0.7rem; font-weight: 600; padding: 3px 8px;
  border-radius: 20px;
}
.metrica-tendencia.positiva { background: var(--verde-100); color: var(--verde-800); }
.metrica-tendencia.negativa { background: #fee2e2; color: #991b1b; }
.metrica-valor {
  font-size: 1.8rem; font-weight: 700;
  color: var(--gris-900); line-height: 1;
  margin-bottom: 4px;
}
.metrica-etiq { font-size: 0.8rem; color: var(--gris-500); }

/* Timeline del curso */
.timeline-curso {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--sombra-sm);
}
.timeline-titulo {
  font-size: 0.9rem; font-weight: 600;
  color: var(--gris-800); margin-bottom: 1.25rem;
  display: flex; align-items: center; gap: 8px;
}
.timeline-steps {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0;
  position: relative;
}
.timeline-steps::before {
  content: '';
  position: absolute;
  top: 18px; left: 5%;
  width: 90%; height: 2px;
  background: var(--gris-200); z-index: 0;
}
.timeline-step {
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  position: relative; z-index: 1;
  cursor: pointer;
}
.step-dot {
  width: 36px; height: 36px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700;
  border: 2px solid var(--gris-200);
  background: var(--blanco);
  color: var(--gris-400);
  transition: all var(--transicion);
}
.timeline-step.completado .step-dot {
  background: var(--verde-500); border-color: var(--verde-500);
  color: var(--blanco);
}
.timeline-step.activo .step-dot {
  background: var(--blanco); border-color: var(--verde-500);
  color: var(--verde-700); border-width: 3px;
  box-shadow: 0 0 0 4px rgba(42,157,82,.15);
}
.step-label {
  font-size: 0.65rem; color: var(--gris-400);
  text-align: center; line-height: 1.3;
}
.timeline-step.completado .step-label { color: var(--verde-700); }
.timeline-step.activo .step-label { color: var(--verde-700); font-weight: 600; }

/* Grid de contenido inferior */
.grid-2col {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1rem; margin-bottom: 1.5rem;
}
.grid-3col {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem; margin-bottom: 1.5rem;
}

/* Cards de contenido */
.card {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-sm);
  overflow: hidden;
}
.card-header {
  padding: 1rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--gris-100);
  display: flex; align-items: center; justify-content: space-between;
}
.card-titulo {
  font-size: 0.875rem; font-weight: 600; color: var(--gris-800);
  display: flex; align-items: center; gap: 8px;
}
.card-body { padding: 1rem 1.25rem; }

/* Tabla de actividad */
.tabla-actividad { width: 100%; border-collapse: collapse; }
.tabla-actividad th {
  font-size: 0.7rem; font-weight: 600;
  color: var(--gris-400); text-transform: uppercase;
  letter-spacing: 0.06em; padding: 0 0.75rem 8px;
  text-align: left; border-bottom: 1px solid var(--gris-100);
}
.tabla-actividad td {
  padding: 10px 0.75rem;
  font-size: 0.8rem; color: var(--gris-700);
  border-bottom: 1px solid var(--gris-50);
}
.tabla-actividad tr:last-child td { border-bottom: none; }
.tabla-actividad tr:hover td { background: var(--gris-50); }

/* Estado badges */
.estado {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 0.7rem; font-weight: 600;
}
.estado.activo   { background: var(--verde-100); color: var(--verde-800); }
.estado.pendiente { background: #fef3c7; color: #92400e; }
.estado.bloqueado { background: #fee2e2; color: #991b1b; }
.estado.completado { background: #f0fdf4; color: #166534; }

/* Actividades recientes */
.actividad-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--gris-50);
}
.actividad-item:last-child { border-bottom: none; }
.actividad-avatar {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  background: var(--verde-100); color: var(--verde-800);
  font-size: 0.7rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.actividad-texto { flex: 1; }
.actividad-texto strong { font-size: 0.8rem; color: var(--gris-800); }
.actividad-texto p { font-size: 0.75rem; color: var(--gris-500); margin-top: 1px; }
.actividad-tiempo { font-size: 0.7rem; color: var(--gris-400); white-space: nowrap; }

/* Mercado intergrupal */
.mercado-card {
  background: linear-gradient(135deg, var(--verde-900) 0%, var(--verde-700) 100%);
  border-radius: var(--radio-lg);
  padding: 1.5rem;
  color: var(--blanco);
  position: relative; overflow: hidden;
  cursor: pointer;
  transition: transform var(--transicion), box-shadow var(--transicion);
}
.mercado-card:hover { transform: translateY(-2px); box-shadow: var(--sombra-lg); }
.mercado-card::before {
  content: '';
  position: absolute; top: -40px; right: -40px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
}
.mercado-titulo { font-size: 0.75rem; font-weight: 600; color: var(--verde-300); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 8px; }
.mercado-valor { font-size: 2rem; font-weight: 700; line-height: 1; margin-bottom: 4px; }
.mercado-desc { font-size: 0.8rem; color: var(--verde-200); }
.mercado-pulso {
  position: absolute; top: 1.5rem; right: 1.5rem;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--verde-400);
}
.mercado-pulso::before {
  content: ''; position: absolute; inset: -4px;
  border-radius: 50%; background: rgba(63,186,103,.3);
  animation: ondas 2s ease-out infinite;
}
@keyframes ondas { 0%{transform:scale(1);opacity:1} 100%{transform:scale(2.5);opacity:0} }

/* Departamento actual */
.dept-card {
  border: 2px solid var(--verde-400);
  border-radius: var(--radio-lg);
  padding: 1.25rem;
  background: var(--verde-50);
  position: relative;
}
.dept-badge {
  position: absolute; top: -12px; left: 1rem;
  background: var(--verde-500); color: white;
  font-size: 0.7rem; font-weight: 700;
  padding: 3px 10px; border-radius: 20px;
}
.dept-nombre { font-size: 1.1rem; font-weight: 700; color: var(--verde-800); margin-bottom: 4px; margin-top: 8px; }
.dept-desc { font-size: 0.8rem; color: var(--verde-600); margin-bottom: 12px; }
.dept-tareas { display: flex; flex-direction: column; gap: 6px; }
.tarea-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: var(--gris-700);
}
.tarea-check {
  width: 18px; height: 18px; border-radius: 4px;
  border: 2px solid var(--gris-300); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all var(--transicion);
}
.tarea-check.hecho { background: var(--verde-500); border-color: var(--verde-500); color: white; font-size: 0.6rem; }

/* Notificaciones panel */
.notif-panel {
  position: fixed; top: 68px; right: 1rem; z-index: 200;
  width: 360px;
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-lg);
  display: none;
  max-height: 520px;
  overflow: hidden;
  flex-direction: column;
}
.notif-panel.visible { display: flex; }
.notif-panel-header {
  padding: .875rem 1.25rem .75rem;
  border-bottom: 1px solid var(--gris-100);
  font-size: .875rem; font-weight: 600;
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
}
.notif-filtros {
  display: flex; gap: 4px; padding: 8px 10px;
  border-bottom: 1px solid var(--gris-50);
  overflow-x: auto; flex-shrink: 0;
}
.notif-filtro-btn {
  padding: 3px 10px; border: none; border-radius: 20px;
  font-size: .7rem; font-weight: 600; cursor: pointer;
  white-space: nowrap; transition: all .15s;
  background: var(--gris-100); color: var(--gris-600);
}
.notif-filtro-btn.activo { background: var(--verde-600); color: white; }
.notif-lista { overflow-y: auto; flex: 1; }
.notif-item {
  padding: .75rem 1.25rem;
  border-bottom: 1px solid var(--gris-50);
  cursor: pointer; transition: background var(--transicion);
  display: flex; align-items: flex-start; gap: 10px;
}
.notif-item:hover { background: var(--gris-50); }
.notif-item:last-child { border-bottom: none; }
.notif-item.nueva { background: var(--verde-50); }
.notif-item.nueva:hover { background: #d1fae5; }
.notif-icono {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem;
}
.notif-cuerpo { flex: 1; min-width: 0; }
.notif-titulo { font-size: .8rem; font-weight: 600; color: var(--gris-800); line-height: 1.3; margin-bottom: 2px; }
.notif-texto  { font-size: .74rem; color: var(--gris-500); line-height: 1.4; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.notif-tiempo { font-size: .68rem; color: var(--gris-400); margin-top: 3px; }
.notif-punto  { width: 8px; height: 8px; border-radius: 50%; background: var(--verde-500); flex-shrink: 0; margin-top: 4px; }
.notif-pie {
  padding: .75rem 1.25rem;
  border-top: 1px solid var(--gris-100);
  display: flex; gap: 8px; flex-shrink: 0;
}
.notif-vacío {
  padding: 2rem; text-align: center; color: var(--gris-400);
}
.notif-vacío div { font-size: 1.5rem; margin-bottom: 6px; }

/* Menú usuario dropdown */
.user-menu {
  position: fixed; top: 68px; right: 1rem; z-index: 200;
  width: 220px;
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra-lg);
  display: none; overflow: hidden;
}
.user-menu.visible { display: block; }
.user-menu-header {
  padding: 1rem 1.25rem;
  background: var(--verde-50);
  border-bottom: 1px solid var(--verde-100);
}
.user-menu-nombre { font-size: 0.875rem; font-weight: 600; color: var(--verde-900); }
.user-menu-rol { font-size: 0.75rem; color: var(--verde-600); }
.user-menu-item {
  padding: 10px 1.25rem;
  font-size: 0.85rem; color: var(--gris-700);
  cursor: pointer; border: none; background: none;
  width: 100%; text-align: left;
  display: flex; align-items: center; gap: 8px;
  transition: background var(--transicion);
}
.user-menu-item:hover { background: var(--gris-50); }
.user-menu-item.peligro { color: #dc2626; }
.user-menu-item.peligro:hover { background: #fef2f2; }

/* ============================================================
   VISTAS ESPECÍFICAS
   ============================================================ */

/* Dashboard vacío (estado inicial) */
.empty-state {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 4rem 2rem; text-align: center;
  color: var(--gris-500);
  gap: 12px;
}
.empty-state .icono { font-size: 3rem; opacity: .5; }
.empty-state h3 { font-size: 1.1rem; color: var(--gris-700); }
.empty-state p { font-size: 0.85rem; max-width: 320px; line-height: 1.6; }

/* Toast notifications */
.toast-container {
  position: fixed; bottom: 1.5rem; right: 1.5rem;
  z-index: 9000; display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: var(--gris-900); color: var(--blanco);
  padding: 12px 18px; border-radius: var(--radio-md);
  font-size: 0.85rem; max-width: 320px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--sombra-lg);
  animation: entrarToast .3s ease;
}
.toast.exito { background: var(--verde-800); }
.toast.error { background: #991b1b; }
@keyframes entrarToast {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* Módulo bloqueado */
.modulo-bloqueado {
  opacity: .45; pointer-events: none;
  position: relative;
}
.modulo-bloqueado::after {
  content: '🔒';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-size: 1.5rem;
}

/* RA/CE badge en tareas */
.ra-chip {
  display: inline-flex; align-items: center; gap: 3px;
  background: var(--verde-100); color: var(--verde-800);
  font-size: 0.65rem; font-weight: 700;
  padding: 2px 7px; border-radius: 20px;
  border: 1px solid var(--verde-200);
}

/* Rotación trimestral indicador */
.rotacion-bar {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-md);
  padding: 0.75rem 1rem;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 1rem;
  font-size: 0.8rem;
}
.rotacion-bar .rot-label { color: var(--gris-500); }
.rotacion-bar .rot-dept  { font-weight: 600; color: var(--verde-700); }
.rotacion-bar .rot-prog  { flex: 1; }

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 900px) {
  #pantalla-login { grid-template-columns: 1fr; }
  .login-panel-izq { display: none; }
  .sidebar { width: 200px; }
  .grid-2col, .grid-3col { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .sidebar { display: none; }
  .contenido { padding: 1rem; }
  .metricas-grid { grid-template-columns: 1fr 1fr; }
  .timeline-steps { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   PERFIL DE USUARIO — ALUMNO Y DOCENTE
   ============================================================ */
.perfil-layout {
  display: grid; grid-template-columns: 300px 1fr;
  gap: 1.5rem; align-items: start;
}
@media (max-width: 860px) { .perfil-layout { grid-template-columns: 1fr; } }

/* Tarjeta de identidad */
.perfil-card-id {
  background: var(--blanco); border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg); overflow: hidden;
  box-shadow: var(--sombra-sm);
}
.perfil-card-id-header {
  background: var(--verde-900);
  padding: 1.5rem; text-align: center; position: relative;
}
.perfil-avatar-wrap {
  position: relative; display: inline-block; margin-bottom: .75rem;
}
.perfil-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--verde-500); color: white;
  font-size: 1.8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border: 3px solid var(--verde-300); cursor: pointer;
  transition: opacity .15s; margin: 0 auto;
}
.perfil-avatar:hover { opacity: .85; }
.perfil-avatar-edit {
  position: absolute; bottom: 0; right: 0;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--verde-500); border: 2px solid var(--verde-900);
  display: flex; align-items: center; justify-content: center;
  font-size: .7rem; cursor: pointer;
}
.perfil-nombre-header {
  color: var(--blanco); font-size: 1rem; font-weight: 700;
  font-family: var(--fuente-display); line-height: 1.2;
}
.perfil-rol-header {
  color: var(--verde-300); font-size: .75rem; margin-top: 3px;
}
.perfil-card-id-body { padding: 1rem; }
.perfil-dato {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 8px 0; border-bottom: 1px solid var(--gris-50);
  font-size: .82rem;
}
.perfil-dato:last-child { border-bottom: none; }
.perfil-dato-icon { font-size: .9rem; width: 20px; flex-shrink: 0; text-align: center; margin-top: 1px; }
.perfil-dato-label { color: var(--gris-400); font-size: .72rem; line-height: 1; margin-bottom: 2px; }
.perfil-dato-val { color: var(--gris-800); font-weight: 500; }

/* Tabs del perfil */
.perfil-tabs {
  display: flex; gap: 4px; margin-bottom: 1.25rem;
  border-bottom: 2px solid var(--gris-100); padding-bottom: 0;
}
.perfil-tab {
  padding: 8px 16px; border: none; background: transparent;
  font-size: .82rem; font-weight: 500; color: var(--gris-500);
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all .15s; border-radius: var(--radio-sm) var(--radio-sm) 0 0;
}
.perfil-tab:hover { color: var(--verde-700); background: var(--verde-50); }
.perfil-tab.activo { color: var(--verde-700); border-bottom-color: var(--verde-500); font-weight: 700; }

/* Secciones de contenido de perfil */
.perfil-section { display: none; }
.perfil-section.activo { display: block; }

/* RA Progress */
.ra-progreso-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: 1rem;
}
@media (max-width: 600px) { .ra-progreso-grid { grid-template-columns: 1fr; } }
.ra-card {
  background: var(--blanco); border: 1px solid var(--gris-100);
  border-radius: var(--radio-md); padding: .9rem 1rem;
  box-shadow: var(--sombra-sm); transition: border-color .15s;
}
.ra-card:hover { border-color: var(--verde-300); }
.ra-card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.ra-card-titulo {
  font-size: .8rem; font-weight: 700; color: var(--gris-800);
  display: flex; align-items: center; gap: 6px;
}
.ra-card-pct {
  font-size: .75rem; font-weight: 700; color: var(--verde-700);
}
.ra-card-desc { font-size: .72rem; color: var(--gris-500); margin-bottom: 8px; line-height: 1.4; }
.ra-card-bar {
  height: 5px; background: var(--gris-100); border-radius: 3px; overflow: hidden;
}
.ra-card-fill {
  height: 100%; border-radius: 3px;
  transition: width .5s cubic-bezier(.22,1,.36,1);
}

/* Tabla historial */
.historial-tabla { width: 100%; border-collapse: collapse; font-size: .8rem; }
.historial-tabla th {
  text-align: left; padding: 7px 10px; font-size: .68rem; font-weight: 600;
  color: var(--gris-400); text-transform: uppercase; letter-spacing: .06em;
  border-bottom: 1.5px solid var(--gris-100);
}
.historial-tabla td { padding: 9px 10px; border-bottom: 1px solid var(--gris-50); color: var(--gris-700); }
.historial-tabla tr:last-child td { border-bottom: none; }
.historial-tabla tr:hover td { background: var(--gris-50); }

/* Preferencias */
.pref-grupo { margin-bottom: 1.25rem; }
.pref-grupo-titulo {
  font-size: .72rem; font-weight: 700; color: var(--gris-400);
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: .6rem;
}
.pref-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; background: var(--blanco);
  border: 1px solid var(--gris-100); border-radius: var(--radio-md);
  margin-bottom: 6px;
}
.pref-item-info h5 { font-size: .82rem; font-weight: 600; color: var(--gris-800); margin-bottom: 2px; }
.pref-item-info p  { font-size: .73rem; color: var(--gris-500); }
/* Toggle switch */
.toggle-switch { position: relative; width: 40px; height: 22px; flex-shrink: 0; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 0; background: var(--gris-200);
  border-radius: 22px; cursor: pointer; transition: background .2s;
}
.toggle-slider::before {
  content: ''; position: absolute; width: 16px; height: 16px;
  border-radius: 50%; background: white; left: 3px; top: 3px;
  transition: transform .2s; box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.toggle-switch input:checked + .toggle-slider { background: var(--verde-500); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(18px); }

/* Docente — tabla alumnos */
.alumnos-tabla { width: 100%; border-collapse: collapse; font-size: .8rem; }
.alumnos-tabla th {
  text-align: left; padding: 8px 10px; font-size: .68rem; font-weight: 600;
  color: var(--gris-400); text-transform: uppercase; letter-spacing: .06em;
  border-bottom: 1.5px solid var(--gris-100); background: var(--gris-50);
}
.alumnos-tabla td { padding: 9px 10px; border-bottom: 1px solid var(--gris-50); color: var(--gris-700); vertical-align: middle; }
.alumnos-tabla tr:hover td { background: var(--verde-50); }
.alumno-avatar-mini {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--verde-500); color: white;
  font-size: .65rem; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center;
}

/* Config simulador */
.config-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
@media (max-width: 600px) { .config-grid { grid-template-columns: 1fr; } }
.config-campo label {
  display: block; font-size: .75rem; font-weight: 600;
  color: var(--gris-600); margin-bottom: 5px;
}
.config-campo input, .config-campo select {
  width: 100%; padding: 8px 12px;
  border: 1.5px solid var(--gris-200); border-radius: var(--radio-sm);
  font-size: .85rem; font-family: var(--fuente-cuerpo);
  background: var(--blanco); color: var(--gris-900); outline: none;
  transition: border-color .15s;
}
.config-campo input:focus, .config-campo select:focus {
  border-color: var(--verde-500);
  box-shadow: 0 0 0 3px rgba(42,157,82,.1);
}

/* Gestión accesos */
.acceso-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; background: var(--blanco);
  border: 1px solid var(--gris-100); border-radius: var(--radio-md); margin-bottom: 6px;
}
.acceso-item .acceso-info { flex: 1; }
.acceso-item .acceso-info strong { font-size: .82rem; color: var(--gris-800); display: block; }
.acceso-item .acceso-info span  { font-size: .72rem; color: var(--gris-400); }
.acceso-estado {
  font-size: .68rem; font-weight: 700; padding: 2px 8px; border-radius: 20px;
}
.acceso-estado.activo  { background: var(--verde-100); color: var(--verde-800); }
.acceso-estado.inactivo { background: var(--gris-100); color: var(--gris-500); }

/* ============================================================
   VIDEOBOARDING — GUÍA INTERACTIVA DE BIENVENIDA
   ============================================================ */
#vb-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(10,46,26,.82);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  animation: vbFadeIn .35s ease;
}
@keyframes vbFadeIn { from{opacity:0} to{opacity:1} }
#vb-overlay.oculto { display: none; }

.vb-modal {
  background: var(--blanco);
  border-radius: 20px;
  width: min(820px, 96vw);
  max-height: 90vh;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.35);
  display: flex;
  flex-direction: column;
  animation: vbSlideUp .38s cubic-bezier(.22,1,.36,1);
}
@keyframes vbSlideUp { from{transform:translateY(32px);opacity:0} to{transform:translateY(0);opacity:1} }

.vb-header {
  background: var(--verde-900);
  padding: 1.1rem 1.5rem;
  display: flex; align-items: center; gap: 12px;
  flex-shrink: 0;
}
.vb-header-logo {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--verde-500);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; flex-shrink: 0;
}
.vb-header-info { flex: 1; }
.vb-header-info h2 {
  color: var(--blanco); font-size: 1rem; font-weight: 700;
  font-family: var(--fuente-display); line-height: 1.2;
}
.vb-header-info p { color: var(--verde-300); font-size: .73rem; margin-top: 2px; }
.vb-close-btn {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,.1); border: none; color: var(--verde-200);
  font-size: 1rem; cursor: pointer; display: flex; align-items: center;
  justify-content: center; transition: background .15s; flex-shrink: 0;
}
.vb-close-btn:hover { background: rgba(255,255,255,.22); }

/* Progress bar */
.vb-progress-bar {
  height: 4px; background: var(--verde-800); flex-shrink: 0;
}
.vb-progress-fill {
  height: 100%; background: var(--verde-400);
  border-radius: 0 2px 2px 0;
  transition: width .4s cubic-bezier(.22,1,.36,1);
}

/* Step dots */
.vb-dots {
  display: flex; gap: 6px; align-items: center;
  padding: .6rem 1.5rem; background: var(--gris-50);
  border-bottom: 1px solid var(--gris-100); flex-shrink: 0;
  flex-wrap: wrap;
}
.vb-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--gris-200); transition: all .2s; cursor: pointer;
}
.vb-dot.activo { background: var(--verde-500); transform: scale(1.4); }
.vb-dot.hecho  { background: var(--verde-300); }
.vb-step-label {
  margin-left: auto; font-size: .72rem; color: var(--gris-400); font-weight: 600;
}

/* Content area */
.vb-body {
  flex: 1; overflow-y: auto; padding: 1.5rem;
  scroll-behavior: smooth;
}
.vb-body::-webkit-scrollbar { width: 4px; }
.vb-body::-webkit-scrollbar-thumb { background: var(--gris-200); border-radius: 2px; }

/* Slide layout */
.vb-slide { display: none; animation: vbSlideIn .3s ease; }
.vb-slide.activo { display: block; }
@keyframes vbSlideIn { from{opacity:0;transform:translateX(18px)} to{opacity:1;transform:translateX(0)} }

.vb-slide-hero {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 1.5rem 1rem 1rem;
}
.vb-slide-hero .hero-icon {
  width: 72px; height: 72px; border-radius: 20px;
  background: var(--verde-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; margin-bottom: 1rem;
}
.vb-slide-hero h3 {
  font-size: 1.35rem; color: var(--gris-900);
  font-family: var(--fuente-display); margin-bottom: .5rem;
}
.vb-slide-hero p {
  font-size: .88rem; color: var(--gris-600); line-height: 1.65;
  max-width: 480px;
}

.vb-items { display: flex; flex-direction: column; gap: .75rem; margin-top: 1.25rem; }
.vb-item {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--gris-50); border: 1px solid var(--gris-100);
  border-radius: 12px; padding: .9rem 1rem;
  transition: border-color .15s;
}
.vb-item:hover { border-color: var(--verde-300); }
.vb-item-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--verde-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.vb-item-text h4 { font-size: .87rem; font-weight: 700; color: var(--gris-900); margin-bottom: 3px; }
.vb-item-text p  { font-size: .79rem; color: var(--gris-600); line-height: 1.55; }
.vb-item-text .vb-tag {
  display: inline-block; margin-top: 4px; font-size: .65rem; font-weight: 700;
  background: var(--verde-100); color: var(--verde-800); border: 1px solid var(--verde-200);
  border-radius: 20px; padding: 1px 8px;
}

/* Tip callout */
.vb-tip {
  display: flex; gap: 10px; align-items: flex-start;
  background: var(--verde-50); border: 1px solid var(--verde-200);
  border-radius: 10px; padding: .85rem 1rem; margin-top: 1rem;
  font-size: .8rem; color: var(--verde-800); line-height: 1.6;
}
.vb-tip-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }

/* Screenshot-style mockup block */
.vb-mockup {
  background: var(--gris-900); border-radius: 10px; padding: .75rem 1rem;
  margin-top: 1rem; font-family: var(--fuente-mono); font-size: .78rem;
  color: var(--verde-300); line-height: 1.7;
}
.vb-mockup .vb-mock-bar {
  display: flex; gap: 5px; margin-bottom: 8px;
}
.vb-mockup .vb-mock-bar span {
  width: 10px; height: 10px; border-radius: 50%;
}

/* Footer nav */
.vb-footer {
  padding: .9rem 1.5rem;
  border-top: 1px solid var(--gris-100);
  display: flex; align-items: center; gap: 10px;
  background: var(--blanco); flex-shrink: 0;
}
.vb-btn-prev {
  padding: 8px 18px; background: var(--blanco); color: var(--verde-700);
  border: 1.5px solid var(--verde-300); border-radius: 10px;
  font-size: .85rem; font-weight: 600; cursor: pointer; transition: all .15s;
}
.vb-btn-prev:hover { background: var(--verde-50); }
.vb-btn-next {
  padding: 8px 22px; background: var(--verde-600); color: var(--blanco);
  border: none; border-radius: 10px;
  font-size: .85rem; font-weight: 600; cursor: pointer; transition: all .15s;
  margin-left: auto;
}
.vb-btn-next:hover { background: var(--verde-700); box-shadow: 0 2px 8px rgba(42,157,82,.35); }
.vb-btn-next.final { background: var(--verde-500); }
.vb-skip {
  background: none; border: none; color: var(--gris-400);
  font-size: .78rem; cursor: pointer; padding: 6px 8px;
  transition: color .15s;
}
.vb-skip:hover { color: var(--gris-600); }

/* Botón flotante para relanzar la guía */
#btn-tour-flotante {
  position: fixed; bottom: 1.5rem; left: 1.5rem; z-index: 5000;
  background: var(--verde-800); color: white;
  border: none; border-radius: 40px;
  padding: 9px 16px; font-size: .8rem; font-weight: 600;
  cursor: pointer; display: flex; align-items: center; gap: 7px;
  box-shadow: 0 4px 16px rgba(0,0,0,.2);
  transition: all .2s; opacity: .85;
}
#btn-tour-flotante:hover { opacity: 1; transform: translateY(-2px); }