@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

:root {
    --background-color: #1a1a1d;
    --primary-color: #c5c6c7;
    --accent-color: #66fcf1;
    --secondary-accent-color: #45a29e;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --glow-color: rgba(102, 252, 241, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--primary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
    background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 20px 20px;
}

.container {
    background: #222226;
    padding: 2.5rem 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-color);
    width: 90%;
    max-width: 500px;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px var(--glow-color);
}

.lotto-numbers {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.lotto-ball {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #fff, var(--secondary-accent-color));
    color: var(--background-color);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4), inset 0 0 10px rgba(255, 255, 255, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.generate-btn {
    background-color: var(--accent-color);
    color: var(--background-color);
    border: none;
    padding: 0.8rem 2rem;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s, transform 0.3s;
    box-shadow: 0 0 15px var(--glow-color);
}

.generate-btn:hover {
    background-color: var(--secondary-accent-color);
    box-shadow: 0 0 25px var(--glow-color);
    transform: translateY(-2px);
}

.generate-btn:active {
    transform: translateY(1px);
    box-shadow: 0 0 10px var(--glow-color);
}

@media (max-width: 480px) {
    .container {
        padding: 2rem 1.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    .lotto-ball {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}