/* ===============================
   LOGIN INSTITUCIONAL - AISLADO
   =============================== */

body.login-page {
  background: linear-gradient(135deg, #7a1a0c, #f7ca19);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Contenedor principal centrado */
.login-container {
  flex: 1; /* ocupa todo el espacio entre header y footer */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

/* Lado izquierdo (marca) */
.login-brand {
  background: linear-gradient(135deg, #7a1a0c 0%, #5d1409 100%);
  color: #fff;
  flex: 1;
  min-height: 300px;
  position: relative;
  overflow: hidden;
  animation: slideInLeft 0.6s ease-out;
}

.login-brand::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(247, 202, 25, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.login-brand h2 {
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 1.4rem;
  position: relative;
  z-index: 1;
}

.login-brand h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.login-brand p {
  font-size: 0.9rem;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}

.login-brand .logo {
  width: 100px;
  height: auto;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Lado derecho (formulario) */
.login-form {
  background-color: #fff;
  flex: 1;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.login-form .card {
  margin: auto;
  animation: fadeIn 0.8s ease-out 0.3s both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn-login {
  background: linear-gradient(135deg, #7a1a0c 0%, #5d1409 100%);
  color: #fff;
  border: none;
  transition: all 0.3s ease;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.btn-login::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-login:hover::before {
  width: 300px;
  height: 300px;
}

.btn-login:hover {
  background: linear-gradient(135deg, #9c2310 0%, #7a1a0c 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(122, 26, 12, 0.3);
}

.form-control:focus {
  border-color: #f7ca19;
  box-shadow: 0 0 0 0.25rem rgba(247,202,25,0.25);
}

/* Icono del ojo */
#passwordToggle i {
  font-size: 1.1rem;
  color: #555;
}

#passwordToggle:hover i {
  color: #7a1a0c;
}

/* Responsive */
@media (max-width: 768px) {
  .login-container {
    flex-direction: column;
  }

  .login-brand {
    padding: 2rem 1rem;
    min-height: 200px;
  }

  .login-brand h2 {
    font-size: 1.2rem;
  }

  .login-brand h3 {
    font-size: 1rem;
  }

  .login-form {
    padding: 2rem 1rem;
    min-height: auto;
  }

  .login-brand .logo {
    width: 80px;
  }
}

/* Ajuste para pantallas muy pequeñas */
@media (max-height: 700px) {
  .login-brand {
    min-height: 200px;
    padding: 1.5rem 1rem;
  }

  .login-form {
    padding: 1.5rem 1rem;
  }

  .login-brand .logo {
    width: 80px;
  }

  .login-brand h2 {
    font-size: 1.2rem;
  }

  .login-brand h3 {
    font-size: 1rem;
  }
}