:root {
    --neon-pink: #ff2e97;
    --neon-blue: #00f3ff;
    --neon-purple: #b537f2;
    --neon-yellow: #f9f002;
    --neon-green: #00ff88;
}

body {
    background: linear-gradient(135deg, #0a0a0a, #1a1a1a);
    color: #ffffff;
    font-family: 'Open Sans', sans-serif;
    transition: background 0.3s ease-in-out, color 0.3s ease-in-out;
    height: 100vh;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.cyber-grid {
    background-image:
        linear-gradient(rgba(255, 46, 151, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 46, 151, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    pointer-events: none;
}

.container {
    width: 90%;
    max-width: 800px;
    padding: 2rem;
}

.title {
    font-family: "Sigmar", serif;
    font-size: 3rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--neon-green);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.7);
    letter-spacing: 2px;
}

.sigma-card {
    position: relative;
    background: rgba(20, 20, 20, 0.8);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    overflow: hidden;
}

.sigma-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg,
        var(--neon-pink),
        var(--neon-blue),
        var(--neon-purple),
        var(--neon-yellow));
    border-radius: 10px;
    z-index: -1;
    animation: borderGlow 3s linear infinite;
}

.sigma-trait {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.sigma-description {
    font-size: 1.2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    transition-delay: 0.2s;
}

.show {
    opacity: 1;
    transform: translateY(0);
}

.generate-btn {
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    border: none;
    color: white;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.5);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.generate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-yellow));
    transition: all 0.3s ease;
    z-index: -1;
}

.generate-btn:hover::before {
    left: 0;
}

.generate-btn:hover {
    box-shadow: 0 0 20px rgba(255, 46, 151, 0.7);
    transform: translateY(-5px);
}

.back-btn {
    position: absolute;
    top: 20px;
    left: 20px;
    background: none;
    border: none;
    color: var(--neon-blue);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.back-btn:hover {
    color: var(--neon-pink);
    transform: translateX(-5px);
}

.emoji {
    font-size: 2rem;
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

@keyframes borderGlow {
    0% {
        filter: hue-rotate(0deg);
    }
    100% {
        filter: hue-rotate(360deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

/* Sparkle effect */
.sparkle {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: white;
    pointer-events: none;
    z-index: 999;
    animation: sparkle-fade 0.5s forwards;
}

@keyframes sparkle-fade {
    0% {
        opacity: 1;
        transform: scale(0);
    }
    100% {
        opacity: 0;
        transform: scale(1);
    }
}

/* Responsive styles */
@media (max-width: 768px) {
    .title {
        font-size: 2rem;
    }
    
    .sigma-trait {
        font-size: 1.5rem;
    }
    
    .sigma-description {
        font-size: 1rem;
    }
    
    .generate-btn {
        padding: 0.8rem 1.6rem;
        font-size: 1rem;
    }
}