body {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    text-align: center;
    background: linear-gradient(135deg, #ff9a9e, #fad0c4);
    overflow: hidden;
}

.container {
    position: relative;
    top: 20vh;
    z-index: 2;
    color: white;
}

h1 {
    font-size: 40px;
    animation: aparecer 2s ease-in-out;
}

.mensaje {
    font-size: 20px;
    margin-bottom: 30px;
}

button {
    padding: 15px 25px;
    font-size: 16px;
    border: none;
    border-radius: 25px;
    background-color: #ff4e88;
    color: white;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background-color: #ff1f68;
    transform: scale(1.1);
}

#sorpresa {
    margin-top: 30px;
    background: rgba(255,255,255,0.2);
    padding: 20px;
    border-radius: 15px;
    animation: aparecer 1.5s ease-in-out;
}

.oculto {
    display: none;
}

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

/* Corazones flotando */
.hearts {
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
    top: 0;
    left: 0;
}

.heart {
    position: absolute;
    color: rgba(255,255,255,0.7);
    font-size: 20px;
    animation: float 6s linear infinite;
}

@keyframes float {
    from {
        transform: translateY(100vh);
        opacity: 1;
    }
    to {
        transform: translateY(-10vh);
        opacity: 0;
    }
}

.gato {
    position: relative;
    margin: 40px auto;
    width: 200px;
    height: 180px;
    animation: flotar 3s ease-in-out infinite;
}

.cara {
    width: 200px;
    height: 160px;
    background: #fff;
    border-radius: 50%;
    position: relative;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Orejas */

.oreja {
    width: 70px;
    height: 90px;
    background: #fff;
    position: absolute;
    top: -40px;
    border-radius: 50% 50% 0 0;
}

.oreja::after {
    content: "";
    width: 40px;
    height: 60px;
    background: pink;
    position: absolute;
    top: 15px;
    left: 15px;
    border-radius: 50% 50% 0 0;
}

.oreja.izquierda {
    left: 10px;
    transform: rotate(-15deg);
}

.oreja.derecha {
    right: 10px;
    transform: rotate(15deg);
}

/* Ojos */

.ojo {
    width: 35px;
    height: 40px;
    background: black;
    position: absolute;
    top: 50px;
    border-radius: 50%;
    overflow: hidden;
    animation: parpadear 4s infinite;
}

.ojo.izquierdo {
    left: 45px;
}

.ojo.derecho {
    right: 45px;
}

.pupila {
    width: 15px;
    height: 20px;
    background: white;
    position: absolute;
    top: 8px;
    left: 10px;
    border-radius: 50%;
}

/* Nariz */

.nariz {
    width: 18px;
    height: 15px;
    background: pink;
    position: absolute;
    top: 95px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 50%;
}

/* Boca */

.boca {
    width: 40px;
    height: 25px;
    border-bottom: 3px solid #333;
    border-radius: 0 0 40px 40px;
    position: absolute;
    top: 110px;
    left: 50%;
    transform: translateX(-50%);
}

/* Bigotes */

.bigotes {
    width: 60px;
    height: 2px;
    background: #333;
    position: absolute;
    top: 105px;
}

.bigotes.izquierda {
    left: -40px;
    box-shadow: 0 -8px 0 #333, 0 8px 0 #333;
}

.bigotes.derecha {
    right: -40px;
    box-shadow: 0 -8px 0 #333, 0 8px 0 #333;
}

/* Animaciones */

@keyframes parpadear {
    0%, 90%, 100% { height: 40px; }
    95% { height: 5px; }
}

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