:root{
    --naranja: #F29325;
    --naranjaHover: #eb790f;
    --verde: #007172;
}

@keyframes latido {
    from { transform: scale(1); }
    to { transform: scale(1.1); }
}

@keyframes aparecer {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    text-align: center;
}

main {
    margin-top: 150px;
}

.tarjeta {
    background: white;
    display: inline-block;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    animation: aparecer 0.8s ease;
}

.check {
    font-size: 60px;
    color: #4CAF50;
    margin-bottom: 20px;
    animation: latido 1s infinite alternate;
}

h1 {
    margin-bottom: 10px;
}

p {
    margin-bottom: 25px;
}

a {
    text-decoration: none;
    background: var(--naranja);
    color: white;
    padding: 12px 25px;
    border-radius: 10px;
    font-weight: bold;
    display: inline-block;
    transition: 0.3s;
}

a:hover {
    background: var(--naranjaHover);
    transform: scale(1.05);
}