@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&display=swap');

:root {
  --verde:        #58CC02;
  --verde-oscuro: #46A302;
  --verde-claro:  #D7FFB8;
  --azul:         #1CB0F6;
  --azul-oscuro:  #0A91D1;
  --morado:       #CE82FF;
  --rojo:         #FF4B4B;
  --naranja:      #FF9600;
  --amarillo:     #FFD900;
  
  /* NATIVE DUOLINGO DARK PALETTE VALUES */
  --fondo:        #131F24;
  --blanco:       #1F2F36;
  --gris-claro:   #2B3E46;
  --gris-medio:   #84929C;
  --gris-texto:   #F1F5F9;
  --borde:        2px solid #354952;
  --sombra:       0 4px 0 #203038;
  --sombra-verde: 0 4px 0 #46A302;
  --sombra-azul:  0 4px 0 #0A91D1;
  --radio:        16px;
  --radio-sm:     12px;
  --radio-full:   9999px;
  --fuente:       'Nunito', sans-serif;

  /* Variables adicionales para compatibilidad y diseño SaaS */
  --azul-claro:      #84D8FF;
  --verde-acento:    #58CC02;
  --acento-oro:      #FF9600;
  --acento-lila:     #CE82FF;
  --verde-salud:     #58CC02;
  --borde-activo:    #354952;
  --borde-sutil:     #2B3E46;
  --texto-tenue:     #52656D;
  --texto-secundario:#84929C;
  --texto-principal: #FFFFFF;
  --texto-xs:        0.75rem;
  --texto-sm:        0.875rem;
  --texto-md:        1rem;
  
  /* Sombras Planas (No Blur) */
  --sombra-premium: none;
  --sombra-premium-hover: none;

  /* Mesh Grid Background variables */
  --grid-color: rgba(255, 255, 255, 0.035);
  --blob-opacity: 0.12;
}

/* ══════════════════════════════════════════════════════════
   ── MODO CLARO — variables que sobrescriben el tema oscuro ──
   ══════════════════════════════════════════════════════════ */
[data-theme="light"] {
  /* Fondos */
  --fondo:        #F0F4F8;
  --blanco:       #FFFFFF;
  --gris-claro:   #E2E8F0;
  --gris-medio:   #64748B;
  --gris-texto:   #1E293B;
  --borde:        2px solid #CBD5E1;
  --sombra:       0 4px 0 #CBD5E1;
  --sombra-verde: 0 4px 0 #46A302;
  --sombra-azul:  0 4px 0 #0A91D1;

  /* Variables semánticas adicionales */
  --borde-activo:    #58CC02;
  --borde-sutil:     #E2E8F0;
  --texto-tenue:     #94A3B8;
  --texto-secundario:#64748B;
  --texto-principal: #1E293B;
  --sombra-premium:  0 2px 12px rgba(0,0,0,0.08);
  --sombra-premium-hover: 0 4px 20px rgba(0,0,0,0.12);

  --grid-color: rgba(0, 0, 0, 0.035);
  --blob-opacity: 0.06;
}

/* Sobrescribir colores hard-codeados en clases que usan !important */
[data-theme="light"] .barra-lateral {
  background: #FFFFFF !important;
  border-right: 2px solid #E2E8F0 !important;
}
[data-theme="light"] .logo-app {
  background: #FFFFFF !important;
}
[data-theme="light"] .logo-nombre,
[data-theme="light"] .logo-nombre span {
  color: #46A302 !important;
}
[data-theme="light"] .nav-enlace:hover {
  background: #F1F5F9 !important;
  color: #1E293B !important;
}
[data-theme="light"] .nav-enlace.activo {
  background: #EFF6FF !important;
  border: 2px solid #1CB0F6 !important;
  color: #0A91D1 !important;
}
[data-theme="light"] .nav-enlace.activo .nav-icono {
  color: #0A91D1 !important;
}
[data-theme="light"] .nav-grupo-titulo {
  color: #94A3B8 !important;
}
[data-theme="light"] body,
[data-theme="light"] body.bg-mesh {
  background-color: #F0F4F8 !important;
  background-image: 
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px),
    radial-gradient(at 15% 15%, rgba(28, 176, 246, 0.05) 0px, transparent 50%),
    radial-gradient(at 85% 85%, rgba(88, 204, 2, 0.05) 0px, transparent 50%) !important;
  background-size: 44px 44px, 44px 44px, auto, auto !important;
  background-attachment: fixed !important;
  color: #1E293B !important;
}
[data-theme="light"] .tarjeta-premium {
  background: #FFFFFF !important;
  border: 2px solid #E2E8F0 !important;
}
[data-theme="light"] .tarjeta-premium:hover {
  border-color: #CBD5E1 !important;
}
[data-theme="light"] .tabla-premium-wrap {
  background: #FFFFFF !important;
  border-color: #E2E8F0 !important;
}
[data-theme="light"] .tabla-premium th {
  background: #F8FAFC !important;
  color: #64748B !important;
  border-bottom-color: #E2E8F0 !important;
}
[data-theme="light"] .tabla-premium td {
  border-bottom-color: #F1F5F9 !important;
  color: #1E293B !important;
}
[data-theme="light"] .tabla-premium tr:hover td {
  background: #F8FAFC !important;
}
[data-theme="light"] .glass-panel {
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid rgba(255, 255, 255, 0.6) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.6) !important;
}
[data-theme="light"] .campo-input {
  background: #FFFFFF;
  border: 2px solid #CBD5E1;
  color: #1E293B;
}
[data-theme="light"] .campo-input:focus {
  background: #F8FAFC !important;
  border-color: var(--azul) !important;
  box-shadow: 0 0 0 3px rgba(28,176,246,0.15) !important;
}
[data-theme="light"] .input-busqueda,
[data-theme="light"] .select-filtro {
  background: #FFFFFF;
  color: #1E293B;
  border-color: #CBD5E1;
}
[data-theme="light"] .input-premium,
[data-theme="light"] .select-premium {
  background: #FFFFFF !important;
  border-color: #CBD5E1 !important;
  color: #1E293B !important;
}
[data-theme="light"] .input-premium::placeholder {
  color: #94A3B8 !important;
}
[data-theme="light"] .tarjeta {
  background: #FFFFFF !important;
  border-color: #E2E8F0 !important;
}
[data-theme="light"] .modal-caja,
[data-theme="light"] .modal-caja-premium {
  background: #FFFFFF !important;
  border-color: #E2E8F0 !important;
  color: #1E293B !important;
}
[data-theme="light"] .modal-titulo {
  color: #1E293B !important;
}
[data-theme="light"] .modal-desc {
  color: #64748B !important;
}
[data-theme="light"] .tabla-premium-wrap,
[data-theme="light"] .tabla-usuarios th,
[data-theme="light"] .tabla-aprendices th {
  background: #F8FAFC !important;
}
[data-theme="light"] .item-actividad-card {
  background: #F8FAFC !important;
  border-color: #E2E8F0 !important;
  color: #1E293B !important;
}
[data-theme="light"] .item-actividad-card:hover {
  background: #F1F5F9 !important;
}
[data-theme="light"] .lt-cuerpo {
  background: #F8FAFC;
  border-color: #E2E8F0;
}
[data-theme="light"] .panel-auth-der {
  background: rgba(255, 255, 255, 0.45) !important;
}
[data-theme="light"] .tabs-rol {
  background: #F1F5F9;
}
[data-theme="light"] .tab-rol.activo {
  background: #FFFFFF;
  color: var(--verde);
}
[data-theme="light"] .barra-superior {
  background: #FFFFFF;
  border-bottom: 2px solid #E2E8F0;
}
[data-theme="light"] .panel-lateral-derecho {
  background: #FFFFFF;
  border-left: 2px solid #E2E8F0;
}
[data-theme="light"] .tarjeta-liga,
[data-theme="light"] .tarjeta-duo {
  background: #FFFFFF;
  border-color: #E2E8F0;
}
[data-theme="light"] .btn-premium-blanco {
  background: #FFFFFF !important;
  color: #1E293B !important;
  border-color: #CBD5E1 !important;
  box-shadow: 0 4px 0 #CBD5E1 !important;
}
[data-theme="light"] .btn-premium-blanco:hover {
  background: #F1F5F9 !important;
  border-color: #94A3B8 !important;
}
[data-theme="light"] .grafico-semanal-wrap {
  background: #FFFFFF !important;
  border-color: #E2E8F0 !important;
}
[data-theme="light"] .tooltip-chart {
  background: #1E293B !important;
  color: #FFFFFF !important;
}
[data-theme="light"] .pag-btn {
  background: #FFFFFF;
  color: #1E293B;
  border-color: #E2E8F0;
}
[data-theme="light"] .alerta-error { background: #FFF0F0; }
[data-theme="light"] .alerta-exito { background: #F0FFF4; }
[data-theme="light"] .alerta-info  { background: #F0FAFF; }
[data-theme="light"] .caja-error-404 {
  background: #FFFFFF !important;
  border-color: #CBD5E1 !important;
}

/* Light mode overrides for learning path */
[data-theme="light"] .learning-path-view { background: #F0F4F8; }
[data-theme="light"] .card { background: #FFFFFF !important; border-color: #E2E8F0 !important; }
[data-theme="light"] .card h3 { color: #1E293B !important; }
[data-theme="light"] .node-wrapper::before { border-color: #CBD5E1 !important; }
[data-theme="light"] .node.star-locked { background: #E2E8F0 !important; color: #94A3B8 !important; box-shadow: 0 6px 0 #CBD5E1 !important; }
[data-theme="light"] .node-wrapper .tooltip { background: #FFFFFF !important; border-color: #E2E8F0 !important; box-shadow: 0 2px 0 #E2E8F0 !important; }
[data-theme="light"] .module-view { background: #FFFFFF !important; }
[data-theme="light"] .module-header { border-bottom-color: #E2E8F0 !important; }
[data-theme="light"] .module-header h1 { color: #1E293B !important; }


html {
  transition: background-color 0.3s ease, color 0.3s ease;
}
body,
.barra-lateral, .barra-superior, .tarjeta, .tarjeta-premium,
.tabla-premium-wrap, .modal-caja, .modal-caja-premium,
.panel-auth-der, .campo-input, .input-busqueda, .select-filtro,
.panel-lateral-derecho, .tarjeta-liga, .tarjeta-duo,
.lt-cuerpo, .item-actividad-card, .pag-btn {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--fuente); background: var(--fondo); color: var(--gris-texto); line-height: 1.5; }
a { text-decoration: none; color: var(--azul); }
ul { list-style: none; }
button, input, select { font-family: var(--fuente); }

/* ── LAYOUT ── */
.contenedor-app { display: flex; min-height: 100vh; }

/* ── BARRA LATERAL SAAS PREMIUM ── */
.barra-lateral {
  width: 260px; min-height: 100vh;
  background: #131F24 !important;
  border-right: 2px solid #2B3E46 !important;
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 100; padding-bottom: 24px;
  box-shadow: none !important;
  transition: all 0.3s ease;
}
.logo-app {
  display: flex; align-items: center; gap: 12px;
  padding: 24px 24px 20px;
  border-bottom: none !important;
  background: #131F24 !important;
}
.logo-icono { display: flex; align-items: center; justify-content: center; }
.logo-nombre { 
  font-size: 1.45rem; font-weight: 800; 
  color: #58CC02 !important;
  letter-spacing: -0.5px; 
}
.logo-nombre span { 
  font-weight: 900;
  color: #58CC02 !important;
}
.logo-subtitulo {
  font-size: 0.62rem; 
  color: #52656D; 
  letter-spacing: 1.5px; 
  font-weight: 800; 
  padding-left: 2px; 
  margin-top: 2px;
}

.nav-lateral { 
  flex: 1; 
  padding: 16px 14px; 
  overflow-y: auto; 
}
.nav-lateral::-webkit-scrollbar { width: 5px; }
.nav-lateral::-webkit-scrollbar-track { background: transparent; }
.nav-lateral::-webkit-scrollbar-thumb { background: #E2E8F0; border-radius: var(--radio-full); }

.nav-enlace {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 18px; border-radius: 12px;
  color: var(--texto-secundario); font-weight: 800;
  font-size: 0.8rem; transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent; margin-bottom: 6px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
}
.nav-enlace:hover { 
  background: #1F2F36 !important; 
  color: var(--texto-principal); 
}
.nav-enlace:hover .nav-icono {
  color: var(--azul);
}
.nav-enlace.activo {
  background: #182F3B !important;
  border: 2px solid #84D8FF !important;
  color: #84D8FF !important;
  font-weight: 800;
}
.nav-enlace.activo::after {
  display: none !important;
}
.nav-enlace.activo .nav-icono {
  color: #84D8FF !important;
}
.nav-icono { 
  font-size: 1.15rem; width: 24px; text-align: center; 
  color: var(--texto-tenue);
  transition: color 0.2s;
}
.nav-badge {
  margin-left: auto; 
  background: linear-gradient(135deg, #EF4444, #DC2626); 
  color: #fff;
  font-size: 0.7rem; font-weight: 800;
  padding: 2px 8px; border-radius: 8px;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
}
.nav-enlace-logout {
  color: var(--rojo) !important;
}
.nav-enlace-logout .nav-icono {
  color: var(--rojo) !important;
}

/* ── CONTENIDO PRINCIPAL ── */
.contenido-principal { margin-left: 260px; flex: 1; display: flex; flex-direction: column; }

/* ── TOPBAR ── */
.barra-superior {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 32px;
  background: var(--blanco);
  border-bottom: 2px solid var(--borde);
  position: sticky; top: 0; z-index: 90;
}
.stat-xp {
  display: flex; align-items: center; gap: 6px;
  font-weight: 800; color: var(--naranja); font-size: 1rem;
}
.stat-racha {
  display: flex; align-items: center; gap: 6px;
  font-weight: 800; color: var(--rojo); font-size: 1rem;
}
.stat-vidas {
  display: flex; align-items: center; gap: 6px;
  font-weight: 800; color: var(--rojo); font-size: 1rem;
}
.avatar-usuario {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--verde), var(--azul));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: #fff; font-size: 0.9rem;
  cursor: pointer; margin-left: auto;
  border: 3px solid var(--borde);
}

/* ── PÁGINA ── */
.pagina-contenido { padding: 32px; flex: 1; }
.pagina-titulo { font-size: 1.5rem; font-weight: 900; color: var(--gris-texto); margin-bottom: 4px; }
.pagina-subtitulo { font-size: 0.9rem; color: var(--gris-medio); margin-bottom: 28px; }

/* ── TARJETAS ── */
.grid-estadisticas { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 16px; margin-bottom: 24px; }
.tarjeta {
  background: var(--blanco);
  border: 2px solid var(--borde);
  border-radius: var(--radio);
  padding: 22px;
  transition: transform 0.15s;
}
.tarjeta:hover { transform: translateY(-2px); }
.tarjeta-stat { display: flex; flex-direction: column; gap: 6px; }
.stat-icono { width: 44px; height: 44px; border-radius: var(--radio-sm); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 4px; }
.stat-etiqueta { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gris-medio); }
.stat-valor { font-size: 2rem; font-weight: 900; color: var(--gris-texto); line-height: 1; }
.stat-cambio { font-size: 0.75rem; color: var(--verde-oscuro); font-weight: 600; }

/* ── MAPA DE PROGRESO (aprendiz) ── */
.contenedor-aprendiz { display: flex; }
.zona-mapa { flex: 1; padding: 32px; max-width: 600px; margin: 0 auto; }

.seccion-nivel-card {
  display: flex; align-items: center; gap: 12px;
  background: var(--verde); color: #fff;
  border-radius: var(--radio); padding: 12px 20px;
  font-weight: 800; font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: 0.05em;
  max-width: 480px; margin: 0 auto 8px;
  box-shadow: var(--sombra-verde);
}
.seccion-nivel-card .btn-guia {
  margin-left: auto; background: rgba(255,255,255,0.25);
  border: 2px solid rgba(255,255,255,0.4);
  color: #fff; padding: 4px 12px;
  border-radius: var(--radio-full); font-size: 0.7rem;
  font-weight: 800; cursor: pointer; display: flex; gap: 5px; align-items: center;
}

.linea-mapa { width: 4px; height: 28px; background: var(--gris-claro); margin: 0 auto; border-radius: 2px; }

.grupo-rap { display: flex; flex-direction: column; align-items: center; margin-bottom: 4px; }

.burbuja-rap {
  width: 72px; height: 72px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; font-weight: 900;
  cursor: pointer; transition: transform 0.15s;
  border: 4px solid transparent; position: relative;
}
.burbuja-rap:hover { transform: scale(1.08); }

.burbuja-rap.completado {
  background: var(--verde); border-color: var(--verde-oscuro);
  color: #fff; box-shadow: 0 4px 0 var(--verde-oscuro);
}
.burbuja-rap.disponible, .burbuja-rap.en_progreso {
  background: var(--amarillo); border-color: #D4A800;
  color: #fff; box-shadow: 0 4px 0 #D4A800;
  animation: pulsar-duo 2s infinite;
}
.burbuja-rap.bloqueado {
  background: var(--gris-claro); border-color: #C0C0C0;
  color: var(--gris-medio); cursor: not-allowed;
  box-shadow: 0 4px 0 #C0C0C0;
}
.etiqueta-burbuja {
  font-size: 0.7rem; font-weight: 800; color: var(--gris-medio);
  margin-top: 6px; text-transform: uppercase; letter-spacing: 0.06em;
}
.burbuja-rap.disponible + .etiqueta-burbuja,
.burbuja-rap.en_progreso + .etiqueta-burbuja { color: var(--verde-oscuro); }

.mensaje-mascota {
  position: absolute; top: -52px; left: 80px;
  background: var(--blanco); border: 2px solid var(--borde);
  border-radius: 12px 12px 12px 0;
  padding: 8px 12px; font-size: 0.75rem; font-weight: 600;
  white-space: nowrap; color: var(--gris-texto);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* ── PANEL DERECHO ── */
.panel-lateral-derecho {
  width: 320px; flex-shrink: 0;
  padding: 32px 24px 32px 12px;
  display: flex; flex-direction: column; gap: 16px;
  border-left: 2px solid var(--borde);
  background: var(--blanco);
}
.tarjeta-duo {
  background: var(--blanco); border: 2px solid var(--borde);
  border-radius: var(--radio); padding: 18px;
}
.tarjeta-duo .titulo-duo {
  font-size: 0.8rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--gris-medio); margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
}
.tarjeta-duo .titulo-duo a { margin-left: auto; color: var(--azul); font-size: 0.7rem; }

.desafio-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 2px solid var(--borde); }
.desafio-item:last-child { border-bottom: none; }
.desafio-texto { flex: 1; font-size: 0.8rem; font-weight: 600; color: var(--gris-texto); }
.mini-barra { height: 8px; background: var(--gris-claro); border-radius: var(--radio-full); overflow: hidden; margin-top: 4px; }
.mini-barra .relleno { height: 100%; background: var(--naranja); border-radius: var(--radio-full); }
.mini-texto { font-size: 0.65rem; color: var(--gris-medio); margin-top: 2px; }

.caja-acceso {
  background: var(--blanco); border: 2px solid var(--borde);
  border-radius: var(--radio); padding: 20px;
  display: flex; flex-direction: column; gap: 10px;
  text-align: center;
}
.caja-acceso p { font-size: 0.85rem; color: var(--gris-texto); font-weight: 600; margin-bottom: 4px; }

/* ── BOTONES ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 13px 24px; border: none;
  border-radius: var(--radio-full); font-size: 0.9rem;
  font-weight: 800; cursor: pointer; transition: filter 0.15s, transform 0.15s, box-shadow 0.15s;
  text-transform: uppercase; letter-spacing: 0.05em;
  position: relative;
}
.btn:active {
  transform: translateY(4px);
  box-shadow: none !important;
}

.btn-block {
  width: 100% !important;
}

.btn-verde {
  background: var(--verde); color: #fff;
  box-shadow: var(--sombra-verde);
  width: auto;
}
.btn-verde:hover { filter: brightness(1.05); color: #fff; }

.btn-blanco {
  background: var(--blanco); color: var(--verde);
  border: 2px solid var(--gris-claro);
  box-shadow: var(--sombra);
  width: auto;
}
.btn-blanco:hover { background: var(--fondo); }

.btn-azul {
  background: var(--azul); color: #fff;
  box-shadow: var(--sombra-azul);
  width: auto;
}

.btn-gris {
  background: var(--gris-claro);
  color: var(--gris-texto);
  box-shadow: var(--sombra);
  width: auto;
}
.btn-gris:hover {
  filter: brightness(1.15);
}

.btn-social {
  flex: 1; background: var(--blanco);
  border: 2px solid var(--gris-claro);
  color: var(--gris-texto); padding: 10px 16px;
  box-shadow: var(--sombra); border-radius: var(--radio-full);
  font-size: 0.85rem; font-weight: 700;
}

/* ── AUTH ── */
.pagina-auth {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--fondo);
  background-image: 
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: center center;
  padding: 20px;
  overflow: hidden;
}

/* Floating animated background blobs for auth pages */
.pagina-auth::before,
.pagina-auth::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  z-index: 1;
  opacity: var(--blob-opacity);
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.pagina-auth::before {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, var(--verde) 0%, transparent 80%);
  top: -10%;
  left: -5%;
  animation: floating-blob-1 25s infinite alternate ease-in-out;
}
.pagina-auth::after {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--azul) 0%, transparent 80%);
  bottom: -15%;
  right: -5%;
  animation: floating-blob-2 30s infinite alternate ease-in-out;
}

@keyframes floating-blob-1 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(80px, 60px) scale(1.15); }
  100% { transform: translate(-40px, 100px) scale(0.9); }
}
@keyframes floating-blob-2 {
  0% { transform: translate(0, 0) scale(1.1); }
  50% { transform: translate(-100px, -40px) scale(0.85); }
  100% { transform: translate(60px, -80px) scale(1.25); }
}

.contenedor-auth {
  position: relative;
  z-index: 2;
  display: flex;
  width: 100%;
  max-width: 900px;
  border-radius: var(--radio);
  overflow: hidden;
  background: rgba(31, 47, 54, 0.65) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .contenedor-auth {
  background: rgba(255, 255, 255, 0.7) !important;
  border: 1px solid rgba(0, 0, 0, 0.08) !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
}

.panel-auth-izq {
  position: relative;
  width: 38%;
  background: linear-gradient(165deg, var(--verde) 0%, #29A302 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 28px;
  text-align: center;
  overflow: hidden;
}

/* Subtle circle highlight in the left panel */
.panel-auth-izq::before {
  content: "";
  position: absolute;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.18) 0%, transparent 70%);
  top: -50px;
  left: -50px;
  pointer-events: none;
}

.mascota { font-size: 5rem; margin-bottom: 16px; animation: flotar 3s ease-in-out infinite; position: relative; z-index: 2; }
.titulo-auth { font-size: 1.6rem; font-weight: 900; color: #fff; margin-bottom: 8px; position: relative; z-index: 2; }
.subtitulo-auth { font-size: 0.85rem; color: rgba(255,255,255,0.85); line-height: 1.6; margin-bottom: 20px; position: relative; z-index: 2; }
.etiquetas-auth { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; position: relative; z-index: 2; }
.etiqueta-auth {
  background: rgba(255,255,255,0.2); border: 2px solid rgba(255,255,255,0.35);
  color: #fff; padding: 5px 12px; border-radius: var(--radio-full);
  font-size: 0.75rem; font-weight: 700;
}

.panel-auth-der {
  flex: 1;
  background: rgba(31, 47, 54, 0.3) !important;
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

[data-theme="light"] .panel-auth-der {
  background: rgba(255, 255, 255, 0.25) !important;
}
.titulo-formulario { font-size: 1.5rem; font-weight: 900; color: var(--gris-texto); margin-bottom: 4px; }
.subtitulo-formulario { font-size: 0.85rem; color: var(--gris-medio); margin-bottom: 24px; }

.tabs-rol { display: flex; gap: 4px; background: var(--fondo); padding: 4px; border-radius: var(--radio-sm); margin-bottom: 20px; }
.tab-rol { flex: 1; padding: 9px; text-align: center; font-size: 0.78rem; font-weight: 700; color: var(--gris-medio); border: none; background: transparent; border-radius: var(--radio-sm); cursor: pointer; transition: all 0.15s; text-transform: uppercase; }
.tab-rol.activo { background: var(--blanco); color: var(--verde); box-shadow: 0 1px 6px rgba(0,0,0,0.1); }

.tabs-accion { display: flex; border-bottom: 2px solid var(--borde); margin-bottom: 22px; }
.tab-accion { padding: 10px 20px; font-size: 0.85rem; font-weight: 800; color: var(--gris-medio); border: none; background: transparent; cursor: pointer; border-bottom: 3px solid transparent; margin-bottom: -2px; transition: all 0.15s; text-transform: uppercase; }
.tab-accion.activo { color: var(--verde); border-bottom-color: var(--verde); }

.grupo-campo { margin-bottom: 16px; }
.etiqueta-campo { display: block; font-size: 0.7rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gris-texto); margin-bottom: 6px; }
.contenedor-input { position: relative; }
.icono-input { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--gris-medio); font-size: 0.9rem; pointer-events: none; }
.campo-input {
  width: 100%; padding: 12px 14px 12px 38px;
  border: var(--borde); border-radius: var(--radio-sm);
  font-size: 0.9rem; color: var(--gris-texto);
  background: var(--blanco); transition: all 0.2s ease; outline: none;
}
.campo-input:focus { 
  border-color: var(--azul) !important; 
  background: #18262C !important;
  box-shadow: 0 0 0 3px rgba(28,176,246,0.2) !important; 
}
.ayuda-campo { font-size: 0.72rem; color: var(--gris-medio); margin-top: 4px; }

.separador-o { display: flex; align-items: center; gap: 10px; font-size: 0.75rem; font-weight: 700; color: var(--gris-medio); margin: 16px 0 8px; text-transform: uppercase; }
.separador-o::before, .separador-o::after { content: ''; flex: 1; height: 2px; background: var(--borde); }
.grupo-botones-social { display: flex; gap: 10px; }

.alerta { display: flex; align-items: flex-start; gap: 10px; padding: 12px 16px; border-radius: var(--radio-sm); font-size: 0.85rem; margin-bottom: 14px; font-weight: 600; border: 2px solid; }
.alerta-error { background: #FFF0F0; border-color: var(--rojo); color: var(--rojo); }
.alerta-exito { background: #F0FFF4; border-color: var(--verde); color: var(--verde-oscuro); }
.alerta-info  { background: #F0FAFF; border-color: var(--azul); color: var(--azul-oscuro); }

/* ── TABLAS ── */
.tabla-aprendices { width: 100%; border-collapse: collapse; }
.tabla-aprendices th { text-align: left; font-size: 0.7rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gris-medio); padding: 10px 14px; border-bottom: 2px solid var(--borde); }
.tabla-aprendices td { padding: 12px 14px; font-size: 0.85rem; border-bottom: 2px solid var(--borde); color: var(--gris-texto); }
.tabla-aprendices tr:hover td { background: var(--fondo); }

.progreso-mini { display: flex; align-items: center; gap: 8px; }
.progreso-mini .barra { flex: 1; height: 8px; background: var(--gris-claro); border-radius: var(--radio-full); overflow: hidden; }
.progreso-mini .barra .relleno { height: 100%; border-radius: var(--radio-full); }
.nivel-bajo  { background: var(--rojo); }
.nivel-medio { background: var(--naranja); }
.nivel-alto  { background: var(--verde); }

.chip-estado { padding: 4px 12px; border-radius: var(--radio-full); font-size: 0.7rem; font-weight: 800; text-transform: uppercase; }
.chip-activo { background: var(--verde-claro); color: var(--verde-oscuro); }
.chip-riesgo { background: #FFE5E5; color: var(--rojo); }

.nav-grupo-titulo { font-size: 0.65rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gris-medio); padding: 14px 16px 6px; }

/* ── ANIMACIONES ── */
@keyframes flotar { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
@keyframes pulsar-duo { 0%,100%{box-shadow:0 4px 0 #D4A800} 50%{box-shadow:0 4px 20px rgba(255,217,0,0.6), 0 4px 0 #D4A800} }
@keyframes entrar { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }
.animar-entrada { animation: entrar 0.35s ease both; }

/* ── BARRA CHARTS (admin) ── */
.barra-chart { display: flex; align-items: flex-end; gap: 6px; height: 120px; padding-top: 10px; }
.barra-chart .columna { flex: 1; background: var(--verde-claro); border-radius: 6px 6px 0 0; min-height: 8px; transition: background 0.2s; cursor: default; border: 2px solid var(--verde); }
.barra-chart .columna:hover, .barra-chart .columna.destacada { background: var(--verde); }
.etiquetas-dias { display: flex; gap: 6px; margin-top: 6px; }
.etiquetas-dias span { flex: 1; text-align: center; font-size: 0.65rem; font-weight: 700; color: var(--gris-medio); text-transform: uppercase; }
.item-actividad { padding: 10px 0; border-bottom: 2px solid var(--borde); font-size: 0.8rem; color: var(--gris-medio); }
.item-actividad:last-child { border-bottom: none; }
.item-actividad strong { color: var(--gris-texto); }
.punto-actividad { width: 10px; height: 10px; border-radius: 50%; display: inline-block; margin-right: 8px; }
.punto-verde { background: var(--verde); }
.punto-azul  { background: var(--azul); }
.punto-oro   { background: var(--naranja); }
.estado-operativo { background: var(--verde-claro); border: 2px solid var(--verde); color: var(--verde-oscuro); padding: 5px 14px; border-radius: var(--radio-full); font-size: 0.75rem; font-weight: 800; text-transform: uppercase; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .barra-lateral { width: 72px; }
  .logo-nombre, .nav-enlace span, .nav-grupo-titulo, .nav-badge { display: none; }
  .contenido-principal { margin-left: 72px; }
  .panel-auth-izq { display: none; }
  .panel-lateral-derecho { width: 260px; }
}
@media (max-width: 600px) {
  .barra-lateral { display: none; }
  .contenido-principal { margin-left: 0; }
  .pagina-contenido { padding: 16px; }
  .panel-lateral-derecho { display: none; }
}

/* ── ESTILOS ESPECÍFICOS DE AUTH (Recuperar / Cambiar Clave) ── */
.icono-clave {
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--azul), #0A91D1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; color: #fff; margin: 0 auto 20px;
  box-shadow: 0 4px 0 #0A91D1;
}
.indicador-fuerza { height: 6px; border-radius: 3px; margin-top: 6px; transition: all 0.3s; }
.fuerza-debil  { background: var(--rojo);    width: 30%; }
.fuerza-media  { background: var(--naranja); width: 60%; }
.fuerza-fuerte { background: var(--verde);   width: 100%; }

/* ==========================================================================
   ── MÓDULOS DE ADMINISTRACIÓN (HU04 & GENERAL) ──
   ========================================================================== */

/* Tablas Administrativas */
.tabla-usuarios {
  width: 100%; border-collapse: collapse; font-size: 0.9rem;
}
.tabla-usuarios th {
  padding: 14px 18px; background: var(--blanco);
  color: var(--gris-medio); font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.08em; font-weight: 800; border-bottom: 2px solid var(--borde);
  text-align: left;
}
.tabla-usuarios td {
  padding: 16px 18px; border-bottom: 2px solid var(--borde);
  color: var(--gris-texto); vertical-align: middle;
}
.tabla-usuarios tr:last-child td { border-bottom: none; }
.tabla-usuarios tr:hover td { background: var(--fondo); }

/* Badges de rol */
.badge-rol {
  display: inline-block; padding: 4px 12px; border-radius: var(--radio-full);
  font-size: 0.68rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em;
}
.badge-admin      { background: rgba(206,130,255,0.15); color: var(--morado); }
.badge-instructor { background: rgba(28,176,246,0.15);  color: var(--azul-oscuro); }
.badge-aprendiz   { background: var(--verde-claro);     color: var(--verde-oscuro); }

/* Badges de estado */
.badge-activo    { background: var(--verde-claro); color: var(--verde-oscuro); border-radius: var(--radio-full); padding: 4px 12px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-inactivo  { background: #FFE5E5; color: var(--rojo); border-radius: var(--radio-full); padding: 4px 12px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-bloqueado { background: rgba(255,150,0,0.15); color: var(--naranja); border-radius: var(--radio-full); padding: 4px 12px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; }

/* Barra de filtros */
.barra-filtros {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  margin-bottom: 24px;
}
.input-busqueda {
  flex: 1; min-width: 220px;
  padding: 12px 14px 12px 38px;
  border: 2px solid var(--borde); border-radius: var(--radio-sm);
  font-size: 0.9rem; background: var(--blanco);
  color: var(--gris-texto); outline: none; transition: border-color 0.15s;
}
.input-busqueda:focus { border-color: var(--verde); box-shadow: 0 0 0 3px rgba(88,204,2,0.15); }
.contenedor-input-search { position: relative; flex: 1; min-width: 220px; }
.icono-search { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--gris-medio); }
.select-filtro {
  padding: 12px 14px; border: 2px solid var(--borde); border-radius: var(--radio-sm);
  font-size: 0.9rem; background: var(--blanco); color: var(--gris-texto);
  outline: none; cursor: pointer; transition: border-color 0.15s;
}
.select-filtro:focus { border-color: var(--verde); }

/* Acciones inline */
.btn-accion {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.15s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.2s;
  position: relative;
}
.btn-accion:active {
  transform: translateY(3px) !important;
  box-shadow: none !important;
}

.btn-editar {
  background: rgba(28, 176, 246, 0.12);
  color: var(--azul);
  border-color: rgba(28, 176, 246, 0.25);
  box-shadow: 0 4px 0 rgba(28, 176, 246, 0.25);
}
.btn-editar:hover {
  background: rgba(28, 176, 246, 0.22);
  color: var(--azul-oscuro);
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(28, 176, 246, 0.25);
}

.btn-actividad {
  background: rgba(255, 150, 0, 0.12);
  color: var(--naranja);
  border-color: rgba(255, 150, 0, 0.25);
  box-shadow: 0 4px 0 rgba(255, 150, 0, 0.25);
}
.btn-actividad:hover {
  background: rgba(255, 150, 0, 0.22);
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(255, 150, 0, 0.25);
}

.btn-suspender {
  background: rgba(255, 75, 75, 0.12);
  color: var(--rojo);
  border-color: rgba(255, 75, 75, 0.25);
  box-shadow: 0 4px 0 rgba(255, 75, 75, 0.25);
}
.btn-suspender:hover {
  background: rgba(255, 75, 75, 0.22);
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(255, 75, 75, 0.25);
}

.btn-reactivar, .btn-activar {
  background: rgba(88, 204, 2, 0.12);
  color: var(--verde);
  border-color: rgba(88, 204, 2, 0.25);
  box-shadow: 0 4px 0 rgba(88, 204, 2, 0.25);
}
.btn-reactivar:hover, .btn-activar:hover {
  background: rgba(88, 204, 2, 0.22);
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(88, 204, 2, 0.25);
}

.btn-eliminar {
  background: rgba(255, 75, 75, 0.12);
  color: var(--rojo);
  border-color: rgba(255, 75, 75, 0.25);
  box-shadow: 0 4px 0 rgba(255, 75, 75, 0.25);
}
.btn-eliminar:hover:not(:disabled) {
  background: rgba(255, 75, 75, 0.22);
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(255, 75, 75, 0.25);
}
.btn-eliminar:disabled {
  background: rgba(255, 75, 75, 0.05);
  color: var(--gris-medio);
  border-color: rgba(132, 146, 156, 0.15);
  box-shadow: none;
  opacity: 0.5;
  cursor: not-allowed;
}

/* Paginación amigable */
.paginacion { display: flex; gap: 6px; margin-top: 24px; justify-content: center; align-items: center; }
.pag-btn {
  padding: 8px 16px; border-radius: var(--radio-sm); font-size: 0.85rem; font-weight: 800;
  text-decoration: none; background: var(--blanco); color: var(--gris-texto);
  border: 2px solid var(--borde); box-shadow: var(--sombra); transition: all 0.15s;
}
.pag-btn:hover { border-color: var(--verde); color: var(--verde); }
.pag-btn.activa { background: var(--verde); color: #fff; border-color: var(--verde); box-shadow: var(--sombra-verde); }

/* Modales */
.modal-fondo {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.45); z-index: 999;
  justify-content: center; align-items: center;
  padding: 20px;
}
.modal-fondo.visible { display: flex; }
.modal-caja {
  background: var(--blanco); border-radius: var(--radio);
  padding: 32px; max-width: 460px; width: 100%;
  box-shadow: 0 16px 48px rgba(0,0,0,0.2);
  border: 2px solid var(--borde);
  animation: aparecerModal 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes aparecerModal {
  from { transform: scale(0.92); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}
.modal-titulo { font-size: 1.25rem; font-weight: 900; margin-bottom: 8px; color: var(--gris-texto); }
.modal-desc   { font-size: 0.85rem; color: var(--gris-medio); margin-bottom: 24px; line-height: 1.6; }
.modal-acciones { display: flex; gap: 12px; justify-content: flex-end; }

/* Línea de Tiempo (Activity Log) */
.linea-tiempo { list-style: none; padding: 0; margin: 0; position: relative; }
.linea-tiempo::before {
  content: ''; position: absolute; left: 20px; top: 0; bottom: 0;
  width: 4px; background: var(--borde); border-radius: 2px;
}
.lt-item {
  display: flex; gap: 20px; align-items: flex-start;
  padding: 16px 0; position: relative;
}
.lt-icono {
  width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; position: relative; z-index: 1;
  border: 4px solid var(--blanco);
  box-shadow: var(--sombra);
}
.lt-quiz      { background: var(--verde-claro); color: var(--verde-oscuro); }
.lt-ejercicio { background: rgba(28,176,246,0.15); color: var(--azul-oscuro); }
.lt-cuerpo { flex: 1; background: var(--fondo); padding: 14px 18px; border-radius: var(--radio-sm); border: 2px solid var(--borde); }
.lt-titulo    { font-size: 0.9rem; font-weight: 800; color: var(--gris-texto); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.lt-detalle   { font-size: 0.8rem; color: var(--gris-medio); margin-top: 6px; display: flex; align-items: center; gap: 6px; }
.lt-fecha     { font-size: 0.72rem; color: var(--gris-medio); margin-top: 8px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }

.badge-correcto   { background: var(--verde-claro);  color: var(--verde-oscuro); border-radius: var(--radio-full); padding: 2px 10px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; }
.badge-incorrecto { background: #FFE5E5;  color: var(--rojo); border-radius: var(--radio-full); padding: 2px 10px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; }
.badge-aprobado   { background: var(--verde-claro);  color: var(--verde-oscuro); border-radius: var(--radio-full); padding: 2px 10px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; }
.badge-reprobado  { background: #FFE5E5;  color: var(--rojo); border-radius: var(--radio-full); padding: 2px 10px; font-size: 0.68rem; font-weight: 800; text-transform: uppercase; }

/* Perfil Card en Historial */
.perfil-card {
  display: flex; align-items: center; gap: 20px;
  background: var(--blanco); padding: 20px 24px; border-radius: var(--radio);
  margin-bottom: 28px; border: 2px solid var(--borde);
  box-shadow: var(--sombra-premium);
}
.perfil-avatar {
  width: 64px; height: 64px; border-radius: 50%; background: linear-gradient(135deg, var(--verde), var(--azul));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 900; color: #fff; flex-shrink: 0;
  border: 3px solid var(--borde);
}

/* ==========================================================================
   ── DISEÑO SAAS PREMIUM DE ALTISIMA CALIDAD (MEJORA UI/UX) ──
   ========================================================================== */

/* Modernización de la Barra Lateral */
.barra-lateral {
  background: #131F24 !important;
  box-shadow: none !important;
  border-right: 2px solid #2B3E46 !important;
}

.logo-app {
  border-bottom: none !important;
  background: #131F24 !important;
}

.logo-nombre {
  font-weight: 800;
  color: #58CC02 !important;
}

/* Tarjetas Premium */
.tarjeta-premium {
  background: var(--blanco) !important;
  border: 2px solid #354952 !important;
  border-radius: 20px;
  padding: 24px;
  box-shadow: none !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.tarjeta-premium:hover {
  transform: none !important;
  box-shadow: none !important;
  border-color: #4A606A !important;
}

.tarjeta-premium::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: transparent;
  transition: all 0.3s;
}

.tarjeta-premium.card-azul::before { background: linear-gradient(90deg, #3B82F6, #60A5FA); }
.tarjeta-premium.card-verde::before { background: linear-gradient(90deg, #10B981, #34D399); }
.tarjeta-premium.card-naranja::before { background: linear-gradient(90deg, #F59E0B, #FBBF24); }
.tarjeta-premium.card-lila::before { background: linear-gradient(90deg, #8B5CF6, #A78BFA); }

/* Gradiente Mesh Background de Apoyo */
.bg-mesh {
  background-color: #131F24 !important;
  background-image: none !important;
}

/* Glassmorphism Puro */
.glass-panel {
  background: rgba(31, 47, 54, 0.75) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border: 2px solid #354952 !important;
  border-radius: 20px;
  box-shadow: none !important;
}

/* Diseño de Tabla Premium (SaaS Layout) */
.tabla-premium-wrap {
  background: var(--blanco) !important;
  border: 2px solid #354952 !important;
  border-radius: 20px;
  box-shadow: none !important;
  overflow: hidden;
}

.tabla-premium {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.tabla-premium th {
  background: #18262C !important;
  padding: 16px 20px;
  color: var(--texto-secundario) !important;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid #354952 !important;
  text-align: left;
}

.tabla-premium td {
  padding: 18px 20px;
  border-bottom: 2px solid #2B3E46 !important;
  color: var(--texto-principal) !important;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.tabla-premium tr:last-child td {
  border-bottom: none;
}

.tabla-premium tr:hover td {
  background: #25373F !important;
}

/* Botones Modernizados estilo Apple/SaaS */
.btn-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 12px 24px;
  cursor: pointer;
  transition: all 0.1s ease;
  border: none;
  outline: none;
  text-decoration: none;
}

.btn-premium:active {
  transform: translateY(4px) !important;
  box-shadow: none !important;
}

.btn-premium-verde {
  background: #58CC02 !important;
  color: #ffffff !important;
  box-shadow: 0 4px 0 #46A302 !important;
}
.btn-premium-verde:hover {
  background: #61E002 !important;
}

.btn-premium-azul {
  background: #1CB0F6 !important;
  color: #ffffff !important;
  box-shadow: 0 4px 0 #0A91D1 !important;
}
.btn-premium-azul:hover {
  background: #24C0FF !important;
}

.btn-premium-blanco {
  background: var(--blanco) !important;
  color: var(--texto-principal) !important;
  border: 2px solid #354952 !important;
  box-shadow: 0 4px 0 #354952 !important;
}
.btn-premium-blanco:hover {
  background: #25373F !important;
  border-color: #4A606A !important;
}

/* Chips de Estado Modernizados */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.status-pill-activo {
  background: rgba(88, 204, 2, 0.15) !important;
  color: #58CC02 !important;
  border: 2px solid rgba(88, 204, 2, 0.3) !important;
}

.status-pill-inactivo {
  background: rgba(255, 75, 75, 0.15) !important;
  color: #FF4B4B !important;
  border: 2px solid rgba(255, 75, 75, 0.3) !important;
}

.status-pill-bloqueado {
  background: rgba(255, 150, 0, 0.15) !important;
  color: #FF9600 !important;
  border: 2px solid rgba(255, 150, 0, 0.3) !important;
}

/* Gráfico de Barras SaaS */
.barra-chart-premium {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 160px;
  padding-top: 20px;
}

.barra-chart-premium .columna {
  flex: 1;
  background: linear-gradient(180deg, #93C5FD 0%, #3B82F6 100%);
  border-radius: 8px 8px 0 0;
  min-height: 8px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.1);
}

.barra-chart-premium .columna:hover {
  background: linear-gradient(180deg, #60A5FA 0%, #1D4ED8 100%);
  transform: scaleY(1.05);
  box-shadow: 0 10px 15px -3px rgba(29, 78, 216, 0.3);
}

.barra-chart-premium .columna.destacada {
  background: linear-gradient(180deg, #34D399 0%, #059669 100%);
  box-shadow: 0 4px 6px -1px rgba(16, 185, 129, 0.1);
}

.barra-chart-premium .columna.destacada:hover {
  background: linear-gradient(180deg, #6EE7B7 0%, #047857 100%);
  box-shadow: 0 10px 15px -3px rgba(4, 120, 87, 0.3);
}

/* ========================================== */
/* ── ESTILOS DEL MODO OSCURO GLOBAL ── */
/* ========================================== */

/* Modificaciones generales del fondo */
body.bg-mesh, body {
  background-color: #131F24 !important;
  background-image: 
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px),
    radial-gradient(at 15% 15%, rgba(28, 176, 246, 0.08) 0px, transparent 60%),
    radial-gradient(at 85% 85%, rgba(88, 204, 2, 0.08) 0px, transparent 60%) !important;
  background-size: 44px 44px, 44px 44px, auto, auto !important;
  background-attachment: fixed !important;
  color: var(--gris-texto) !important;
}

/* Glass Panels */
.glass-panel {
  background: rgba(31, 47, 54, 0.75) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 2px solid rgba(255, 255, 255, 0.05) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.05) !important;
}

/* Sidebar */
.barra-lateral {
  background: #131F24 !important;
  border-right: 2px solid #2B3E46 !important;
  box-shadow: none !important;
}
.logo-app {
  border-bottom: none !important;
  background: #131F24 !important;
}
.nav-enlace:hover {
  background: #1F2F36 !important;
  color: #FFFFFF !important;
}
.nav-enlace.activo {
  background: #182F3B !important;
  border: 2px solid #84D8FF !important;
  color: #84D8FF !important;
}
.nav-grupo-titulo {
  color: #52656D !important;
}

/* Tabla y Controles */
.tabla-premium-wrap {
  background: #1F2F36 !important;
  border-color: #2B3E46 !important;
  box-shadow: var(--sombra-premium) !important;
}
.tabla-premium th {
  background: #18262C !important;
  color: #84929C !important;
  border-bottom-color: #2B3E46 !important;
}
.tabla-premium td {
  border-bottom-color: #25373F !important;
  color: #F1F5F9 !important;
}
.tabla-premium tr:hover td {
  background: #25373F !important;
}

/* Inputs y Dropdowns */
.input-premium, .select-premium {
  background: #131F24 !important;
  border-color: #2B3E46 !important;
  color: #FFFFFF !important;
}
.input-premium:focus, .select-premium:focus {
  border-color: var(--azul) !important;
  box-shadow: 0 0 0 3px rgba(28, 176, 246, 0.25) !important;
}
.input-premium::placeholder {
  color: #52656D !important;
}
.select-premium {
  background-image: url('data:image/svg+xml;charset=UTF-8,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%2212%22 height=%2212%22 viewBox=%220 0 24 24%22 fill=%22none%22 stroke=%22%2384929C%22 stroke-width=%223%22 stroke-linecap=%22round%22 stroke-linejoin=%22round%22%3E%3Cpolyline points=%226 9 12 15 18 9%22%3E%3C/polyline%3E%3C/svg%3E') !important;
  background-repeat: no-repeat !important;
  background-position: right 14px center !important;
  background-size: 12px !important;
  padding-right: 36px !important;
  appearance: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
}

/* Tarjetas y Estadísticas */
.tarjeta {
  background: #1F2F36 !important;
  border-color: #2B3E46 !important;
}
.tarjeta:hover {
  border-color: #37464F !important;
  box-shadow: var(--sombra-premium-hover) !important;
}
.stat-valor {
  color: #FFFFFF !important;
}
.item-actividad-card {
  background: #18262C !important;
  border-color: #2B3E46 !important;
  color: #F1F5F9 !important;
}
.item-actividad-card:hover {
  background: #25373F !important;
}
.grafico-semanal-wrap {
  background: #1F2F36 !important;
  border-color: #2B3E46 !important;
}
.tooltip-chart {
  background: #131F24 !important;
  border-color: #2B3E46 !important;
  color: #FFFFFF !important;
}

/* Modales */
.modal-caja-premium {
  background: #1F2F36 !important;
  border-color: #2B3E46 !important;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4) !important;
  color: #FFFFFF !important;
}
.modal-titulo {
  color: #FFFFFF !important;
}
.modal-desc {
  color: #84929C !important;
}

/* Ajustes de botones de acción */
.btn-accion-premium {
  box-shadow: 0 2px 4px rgba(0,0,0,0.15) !important;
}
.btn-premium-edit {
  background: #1E293B !important;
  color: #60A5FA !important;
  border-color: #334155 !important;
}
.btn-premium-edit:hover {
  background: #334155 !important;
}
.btn-premium-log {
  background: #3B2A15 !important;
  color: #F59E0B !important;
  border-color: #78350F !important;
}
.btn-premium-log:hover {
  background: #451A03 !important;
}
.btn-premium-susp {
  background: #451212 !important;
  color: #FCA5A5 !important;
  border-color: #7F1D1D !important;
}
.btn-premium-susp:hover {
  background: #7F1D1D !important;
}
.btn-premium-react {
  background: #022C22 !important;
  color: #A7F3D0 !important;
  border-color: #064E3B !important;
}
.btn-premium-react:hover {
  background: #064E3B !important;
}
.btn-premium-del {
  background: #4C0519 !important;
  color: #FDA4AF !important;
  border-color: #881337 !important;
}
.btn-premium-del:hover {
  background: #881337 !important;
}
.btn-premium-blanco {
  background: #1F2F36 !important;
  color: #F1F5F9 !important;
  border-color: #2B3E46 !important;
}
.btn-premium-blanco:hover {
  background: #25373F !important;
}

/* ══════════════════════════════════════════════════
   ── BOTÓN CAMBIO DE TEMA (Modo Claro / Oscuro) ──
   ══════════════════════════════════════════════════ */
.btn-tema {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  border-radius: 9999px;
  border: 2px solid #354952;
  background: #1F2F36;
  color: #84929C;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
  user-select: none;
  flex-shrink: 0;
}
.btn-tema:hover {
  border-color: var(--azul);
  color: var(--azul);
  background: rgba(28,176,246,0.08);
}
.btn-tema:active {
  transform: scale(0.96);
}
.tema-icono {
  font-size: 0.85rem;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.tema-btn--animando .tema-icono {
  animation: girar-icono-tema 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
@keyframes girar-icono-tema {
  from { transform: rotate(-90deg) scale(0.5); opacity: 0; }
  to   { transform: rotate(0deg)   scale(1);   opacity: 1; }
}

/* Modo claro: sobrescribir estilo del botón */
[data-theme="light"] .btn-tema {
  background: #F1F5F9;
  border-color: #CBD5E1;
  color: #64748B;
}
[data-theme="light"] .btn-tema:hover {
  border-color: var(--azul);
  color: var(--azul);
  background: rgba(28,176,246,0.08);
}

/* ── CABECERA PREMIUM DE TARJETAS DE FORMULARIO ── */
.cabecera-tarjeta-premium {
  position: relative;
  overflow: hidden;
  padding: 26px 32px;
  color: #ffffff !important;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 3px solid rgba(255, 255, 255, 0.12);
}
/* Shimmer sweep animation */
@keyframes shimmer-sweep {
  0% { transform: translateX(-150%) skewX(-25deg); }
  50%, 100% { transform: translateX(150%) skewX(-25deg); }
}
/* Beautiful complex background mesh grid overlay */
.cabecera-tarjeta-premium::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 15% 30%, rgba(255, 255, 255, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 85% 70%, rgba(255, 255, 255, 0.08) 0%, transparent 60%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.02) 0px, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 8px);
  pointer-events: none;
  z-index: 1;
}
/* Animated sweeping light shine */
.cabecera-tarjeta-premium::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.16), transparent);
  transform: skewX(-25deg);
  animation: shimmer-sweep 7s infinite ease-in-out;
  pointer-events: none;
  z-index: 1;
}
.cabecera-tarjeta-premium > * {
  position: relative;
  z-index: 2;
}
.cabecera-tarjeta-premium h2 {
  font-size: 1.35rem !important;
  font-weight: 900 !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.25);
  letter-spacing: 0.04em;
  margin: 0 !important;
}
.cabecera-tarjeta-premium p {
  font-size: 0.8rem !important;
  font-weight: 600 !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
  opacity: 0.9 !important;
  margin: 4px 0 0 0 !important;
}

/* Floating animated icon container inside the header */
.cabecera-icono-wrap {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.16);
  border: 2px solid rgba(255, 255, 255, 0.28);
  box-shadow: 
    0 8px 20px rgba(0, 0, 0, 0.15), 
    inset 0 2px 4px rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  flex-shrink: 0;
  animation: float-icon-header 3.5s ease-in-out infinite;
  transition: all 0.3s ease;
}
.cabecera-icono-wrap i {
  font-size: 1.45rem !important;
  color: #ffffff !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}
@keyframes float-icon-header {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.cabecera-tarjeta-verde {
  background: linear-gradient(135deg, var(--verde-oscuro), var(--verde)) !important;
}
.cabecera-tarjeta-azul {
  background: linear-gradient(135deg, var(--azul-oscuro), var(--azul)) !important;
}
.cabecera-tarjeta-morada {
  background: linear-gradient(135deg, var(--morado), var(--azul)) !important;
}