/* static/CSS/base/base.css */

:root {
  --azul: #1F2AA5;
  --azul-oscuro: #151C7A;
  --azul-electrico: #2A36D4;
  --azul-neon: #4A5BFF;
  --naranja: #FF8300;
  --naranja-hover: #FF9A3D;
  --naranja-neon: #FFAA00;
  --gris: #5E666F;
  --gris-claro: #F8F9FA;
  --blanco: #FFFFFF;
  --sombra: rgba(31, 42, 165, 0.25);
  
  --degradado-header: linear-gradient(135deg, 
    var(--azul) 0%, 
    var(--azul-electrico) 25%, 
    var(--azul-oscuro) 50%, 
    var(--azul-neon) 75%, 
    var(--azul) 100%);
  
  --degradado-footer: linear-gradient(135deg, 
    var(--azul-oscuro) 0%, 
    var(--azul) 25%, 
    var(--azul-electrico) 50%, 
    var(--azul) 75%, 
    var(--azul-oscuro) 100%);
  
  --degradado-hover: linear-gradient(135deg, 
    var(--naranja) 0%, 
    var(--naranja-neon) 50%, 
    var(--naranja-hover) 100%);
}

/* RESET MEJORADO - CLAVE PARA EL FOOTER FIJO */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  height: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  min-height: 100vh;
  min-height: 100dvh; /* Para navegadores modernos */
  display: flex;
  flex-direction: column;
  font-family: 'Segoe UI', system-ui, -apple-system, 'BlinkMacSystemFont', sans-serif;
  background-color: var(--gris-claro);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ESTRUCTURA PRINCIPAL - CLAVE PARA FOOTER ABAJO */
#root {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* HEADER */
.navbar {
  background: var(--degradado-header) !important;
  background-size: 400% 400% !important;
  padding: 0.8rem 0;
  box-shadow: 0 8px 32px var(--sombra);
  backdrop-filter: blur(20px);
  border: none;
  position: relative;
  z-index: 1000;
  animation: gradientShift 8s ease infinite;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0; /* Evita que el header se encoja */
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.navbar::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, 
    transparent, 
    var(--naranja-neon), 
    var(--naranja), 
    var(--naranja-neon), 
    transparent);
  background-size: 200% 100%;
  animation: shimmer 2s ease-in-out infinite;
  box-shadow: 0 0 20px rgba(255, 170, 0, 0.4);
}

/* CONTENIDO PRINCIPAL - CLAVE PARA FOOTER ABAJO */
main.container {
  flex: 1 0 auto; /* Crece y se encoge, pero no menos de su contenido */
  width: 100%;
  margin-top: 2rem;
  padding-bottom: 2rem;
  /* Elimina min-height para que flexbox funcione correctamente */
}

/* FOOTER SIEMPRE EN LA PARTE INFERIOR */
footer {
  background: var(--degradado-footer) !important;
  background-size: 400% 400% !important;
  color: var(--blanco);
  font-size: 1rem;
  padding: 2.5rem 0 !important;
  position: relative;
  overflow: hidden;
  flex-shrink: 0; /* Evita que el footer se encoja */
  margin-top: auto; /* Empuja el footer hacia abajo */
  width: 100%;
  animation: gradientShift 8s ease infinite;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Asegurar que el footer esté siempre visible */
body::after {
  content: '';
  display: block;
  height: 0;
}

/* CONTENEDOR PRINCIPAL ALTERNATIVO - para páginas con poco contenido */
.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.content-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Resto de tus estilos... */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Logo y marca */
.navbar-img {
  display: flex;
  align-items: center;
  margin-right: 20px;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}

.navbar-img img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  transition: all 0.4s ease;
}

.navbar-img:hover img {
  transform: scale(1.15) rotate(5deg);
  filter: brightness(0) invert(1) drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.navbar-brand {
  color: var(--blanco) !important;
  font-weight: 800;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  text-decoration: none !important;
  transition: all 0.4s ease;
  margin-right: 2.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
  background: linear-gradient(135deg, var(--blanco) 0%, #E8F4FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-brand::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--naranja-neon);
  transition: width 0.4s ease;
  box-shadow: 0 0 10px var(--naranja-neon);
}

.navbar-brand:hover::after {
  width: 100%;
}

.navbar-brand i {
  color: var(--naranja-neon);
  margin-right: 0.75rem;
  font-size: 1.3em;
  transition: all 0.4s ease;
  filter: drop-shadow(0 2px 4px rgba(255, 170, 0, 0.4));
}

.navbar-brand:hover {
  transform: translateY(-3px);
}

.navbar-brand:hover i {
  transform: scale(1.2) rotate(15deg);
  color: var(--blanco);
  filter: drop-shadow(0 4px 8px rgba(255, 170, 0, 0.6));
}

/* Elementos de navegación */
.navbar-nav .nav-link {
  color: var(--blanco) !important;
  font-weight: 600;
  padding: 0.85rem 1.5rem !important;
  border-radius: 12px;
  margin: 0 0.2rem;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1) !important;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--naranja-neon);
  border-radius: 2px;
  transition: all 0.4s ease;
  transform: translateX(-50%);
  box-shadow: 0 0 15px var(--naranja-neon);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 80%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus,
.navbar-nav .nav-link.active {
  color: var(--blanco) !important;
  background: rgba(255, 255, 255, 0.2) !important;
  transform: translateY(-3px);
  box-shadow: 
    0 8px 25px rgba(31, 42, 165, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.navbar-nav .nav-link i {
  margin-right: 0.75rem;
  font-size: 1.2em;
  transition: all 0.4s ease;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

.navbar-nav .nav-link:hover i {
  transform: scale(1.3);
  color: var(--naranja-neon);
  filter: drop-shadow(0 2px 4px rgba(255, 170, 0, 0.4));
}

/* Footer styles */
footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, 
    transparent, 
    var(--naranja), 
    var(--naranja-neon), 
    var(--naranja), 
    transparent);
  background-size: 200% 100%;
  animation: shimmer 2s ease-in-out infinite;
  box-shadow: 0 0 20px rgba(255, 170, 0, 0.4);
}

footer::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 10% 90%, rgba(255, 170, 0, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 90% 10%, rgba(74, 91, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

footer .container {
  position: relative;
  z-index: 2;
  padding: 1rem 0;
}

footer .text-center {
  padding: 0.5rem 0;
}

footer p {
  margin: 0;
  font-weight: 700;
  font-size: 1.1rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  line-height: 1.6;
  padding: 1rem 2rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  display: inline-block;
}

footer p:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-3px);
  box-shadow: 
    0 12px 30px rgba(31, 42, 165, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.3);
  color: var(--blanco);
}

/* Resto de tus estilos para dropdowns, responsive, etc. */
/* ... (mantén el resto de tu CSS igual) ... */

/* RESPONSIVE */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(21, 28, 122, 0.95);
    backdrop-filter: blur(30px);
    border-radius: 20px;
    padding: 2rem;
    margin-top: 1rem;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
}

@media (max-width: 767.98px) {
  footer {
    padding: 2rem 0 !important;
  }
  
  footer p {
    font-size: 1rem;
    padding: 0.875rem 1.5rem;
  }
}

@media (max-width: 575.98px) {
  footer {
    padding: 1.5rem 0 !important;
  }
  
  footer p {
    font-size: 0.9rem;
    padding: 0.75rem 1.25rem;
  }
}