body {
    margin: 0;
    padding: 0;
    background: linear-gradient(45deg, #000428, #004e92);
    color: #fff;
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.container {
    text-align: center;
    z-index: 1;
    background: rgba(0, 0, 0, 0.3);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

h1 {
    font-size: 3em;
    margin-bottom: 40px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    }
    to {
        text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6;
    }
}

#fireworks {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.wishes-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    text-align: center;
    display: none;
    background: rgba(0, 0, 0, 0.8);
    padding: 50px;
    border-radius: 20px;
    backdrop-filter: blur(15px);
    max-width: 80%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 40px rgba(147, 187, 255, 0.4);
}

.wish-content {
    animation: fadeScale 1s forwards;
}

.wish-title {
    color: #93bbff;
    font-size: 2.5em;
    margin-bottom: 30px;
    text-shadow: 0 0 15px rgba(147, 187, 255, 0.6);
    animation: moonGlow 3s infinite;
    letter-spacing: 2px;
}

.wish-text {
    font-size: 1.8em;
    color: #fff;
    line-height: 2;
    margin: 0;
    padding: 35px;
    border-radius: 15px;
    background: rgba(147, 187, 255, 0.1);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    animation: softBreathing 3s ease-in-out infinite alternate;
    font-family: 'Times New Roman', serif;
    letter-spacing: 1px;
}

@keyframes fadeScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes moonGlow {
    0% {
        text-shadow: 0 0 15px rgba(147, 187, 255, 0.6);
    }
    50% {
        text-shadow: 0 0 25px rgba(147, 187, 255, 0.9),
                     0 0 35px rgba(147, 187, 255, 0.7),
                     0 0 45px rgba(147, 187, 255, 0.5);
    }
    100% {
        text-shadow: 0 0 15px rgba(147, 187, 255, 0.6);
    }
}

@keyframes softBreathing {
    from {
        transform: scale(1);
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    }
    to {
        transform: scale(1.02);
        text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
    }
}

.preview-button {
    padding: 15px 30px;
    font-size: 1.5em;
    background: linear-gradient(45deg, #93bbff, #4a90e2);
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(147, 187, 255, 0.3);
    font-weight: bold;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    animation: buttonGlow 2s infinite alternate;
}

.preview-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(147, 187, 255, 0.7);
    background: linear-gradient(45deg, #4a90e2, #93bbff);
}

.preview-button:active {
    transform: scale(0.98);
}

@keyframes buttonGlow {
    from {
        box-shadow: 0 0 20px rgba(147, 187, 255, 0.3);
    }
    to {
        box-shadow: 0 0 40px rgba(147, 187, 255, 0.6);
    }
}