:root {
  --primary: #6C5CE7;        /* violeta principal */
  --primary-dark: #4C3BCF;   /* hover/active */
  --secondary: #8B5CF6;      /* acento + links */
  --background: #000000;     /* fondo hero oscuro */
  --text: #dddddd;           /* texto claro */
  --demo-context-bg: #0f0f0f;   /* cards/sections */
}
  html {
    margin: 0;
    font-family: Arial, sans-serif;
    background: var(--background);
    color: var(--text);
  }
  body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: var(--background);
    color: var(--text);
  }
  h2{
    color: var(--secondary);
  }
  .main-content{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    margin-top: 4rem;
    margin-bottom: 4rem;
  }
  .container {
    background: var(--background);
    border-radius: 10px;
    padding: 40px;
    max-width: 500px !important;
    width: 100% !important;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    text-align: center;
  }

  .container h1 {
    margin-top: 0;
    color: var(--secondary);
    font-size: 1.8rem;
    font-weight: 600
  }
  .container p {
    font-size: 1rem;
    margin: 0 0 20px 0;
    color: var(--text);
  }

.voice-button {
display: inline-flex;
align-items: center;
justify-content: center;
padding: 0.75rem 1.5rem; /* 12px vertical, 24px horizontal */
font-size: 1rem;
font-weight: 500;
background-color: var(--primary); /* Blue-600 */
color: white;
border: none;
border-radius: 9999px; /* Full pill */
cursor: pointer;
transition: background-color 0.3s ease, opacity 0.3s ease;
}

.voice-button:hover {
background-color: var(--primary-dark); /* Blue-700 */
}

.voice-button:disabled {
opacity: 0.6;
cursor: not-allowed;
}

  footer {
    margin-top: 40px;
    font-size: 0.85rem;
    color: #999;
    text-align: center;
  }

  .demo-context {
    padding: 1.5rem;
    border-radius: 20px;
    margin: 1.5rem 0;
    border: 1px solid var(--primary);
    background-color: var(--demo-context-bg);
  }
  
  .demo-context .config-form {
    background-color: var(--demo-context-bg);

  }
  .demo-context .config-form label {
    color: var(--text);
  }
  .demo-context .config-form input {
    background-color: var(--demo-context-bg);
    color: var(--text);
    border: 2px solid var(--primary);
    box-shadow: none;
  }

  .demo-context h2 {
    font-size: 1.3rem;     
    margin-bottom: 0.5rem;
  }

  .demo-context ul {
    list-style: none;
    padding: 0;
  }
  .demo-context li {
    margin: 0.3rem 0;
  }
.gradient-border {
position: relative;
border-radius: 1.5rem; /* same as rounded-3xl */
padding: 4px; /* width of the gradient border */
background: var(--primary);
}

.gradient-border .inner-content {
background: var(--background);
border-radius: 1.25rem; /* inner rounding slightly smaller */
padding: 1.5rem;
}

.call-active {
background-color: #d32f2f; /* red */
}

.call-active:hover {
background-color: #b71c1c; /* darker red on hover */
}
.btn-rounded-demo {
display: inline-block;
background-color: var(--primary); /* bg-blue-600 */
color: #ffffff;
padding: 0.5rem 1rem; /* py-2 px-4 */
border-radius: 9999px; /* rounded-full */
transition: background-color 0.2s ease;
}

.btn-rounded-demo:hover {
background-color: var(--primary-dark); /* bg-blue-700 */
}
.logo-img {
  display: block;       
  margin-left: auto;    
  margin-right: auto;
  margin-bottom: 1.5rem;
  height: 13rem;         
  width: auto;          
}

.demo-card {
  border-radius: 1rem; 
  box-shadow: 0 10px 15px -3px rgba(255,255,255,0.08),  0 4px 6px -2px rgba(255,255,255,0.05); /* sombra clara */
  border: 1px solid var(--primary); 
  padding: 1.5rem; 
  background-color: var(--background);
  transition: box-shadow 0.2s ease-in-out;
}
.demo-card:hover {
  box-shadow: 0 20px 25px -5px rgba(255,255,255,0.1),
              0 10px 10px -5px rgba(255,255,255,0.06);
  transform: translateY(-2px);
}
.demo-title{
  color: var(--text);
}