body {
    font-family: 'Helvetica Neue', sans-serif;
    background-color: #1a1a2e;
    color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-image: radial-gradient(circle, #1a1a2e, #16213e, #0f3460);
    padding: 20px;
}

.container {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 600px;
    width: 100%;
}

h1 {
    color: #c5a8ff;
    font-weight: bold;
    margin-bottom: 10px;
    text-shadow: 0 0 10px #c5a8ff;
}

.subtitle {
    color: #a8a8b3;
    margin-bottom: 30px;
    font-size: 1.1em;
}

.user-inputs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.input-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.input-group label {
    margin-bottom: 8px;
    color: #c5a8ff;
    font-weight: bold;
}

.input-group input, .input-group select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid #c5a8ff;
    color: #e0e0e0;
    padding: 10px;
    border-radius: 8px;
    font-size: 1em;
}

.lotto-display {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.lotto-set {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.number {
    font-size: 1.8em;
    font-weight: bold;
    color: #1a1a2e;
    background-color: #c5a8ff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0 15px #c5a8ff;
    transform: scale(0);
    opacity: 0;
}

@keyframes number-animation {
    from {
        transform: scale(0.5) rotate(-90deg);
        opacity: 0;
    }
    to {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

.number.animated {
    animation: number-animation 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

#generate-btn {
    background-color: #ff6ac1;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.2em;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 0 20px #ff6ac1;
}

#generate-btn:hover {
    background-color: #ff89d1;
    transform: translateY(-3px);
}

#generate-btn:active {
    transform: translateY(0px);
}