body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
    background: #1C2526; /* Fondo oscuro para evitar el blanco por defecto */
}

header {
    background: linear-gradient(135deg, #1a73e8, #4a90e2);
    color: white;
    text-align: center;
    padding: 50px 20px;
}

.header-content h1 {
    margin: 0;
    font-size: 2.5em;
}

.header-content p {
    font-size: 1.2em;
    margin: 10px 0;
}

.logo {
    width: 300px;
    height: 150px;
    margin-bottom: 10px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #fff;
    color: #1a73e8;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
}

.btn:hover {
    background-color: #f0f0f0;
}

section {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

h2 {
    color: #1a73e8;
    border-bottom: 2px solid #1a73e8;
    padding-bottom: 10px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.feature-card {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

ul {
    list-style-type: none;
    padding: 0;
}

ul li {
    margin: 10px 0;
}

ul li:before {
    content: "•";
    color: #1a73e8;
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

a {
    color: #1a73e8;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 20px;
    background: #f9f9f9;
    margin-top: 40px;
}

/* Estilos para la sección de Live Mode */
#live-mode {
    background: #f9f9f9;
    padding: 40px 20px;
    text-align: center;
}

.live-mode-container {
    background: #2C3E50;
    padding: 20px;
    border-radius: 10px;
    max-width: 400px;
    margin: 0 auto;
    color: #FFFFFF;
}

.escudo-luminoso {
    margin: 20px 0;
}

.shield-icon {
    font-size: 50px;
    color: #FFFFFF;
    transition: color 0.3s, text-shadow 0.3s;
}

.shield-icon.active {
    color: #D4AF37;
    text-shadow: 0 0 10px #D4AF37;
}

.live-mode-container button {
    background: #D4AF37;
    color: #1C2526;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    margin: 10px 0;
}

.live-mode-container button:hover {
    background: #FFFFFF;
}

.qr-section {
    margin: 20px 0;
}

.qr-placeholder {
    background: #FFFFFF;
    height: 100px;
    width: 100px;
    margin: 10px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1C2526;
    border-radius: 5px;
}

.critical-data {
    text-align: left;
    margin-top: 20px;
    background: #34495E;
    padding: 10px;
    border-radius: 5px;
}

.hidden {
    display: none;
}