body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #180c33 0%, #0d061f 50%, #05020d 100%);
    color: #f1f5f9;
    overflow-x: hidden;
    position: relative;
}

/* Floating Sparkling Stars */
.star-sparkle {
    position: absolute;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    animation: floatStar 5s infinite ease-in-out;
    pointer-events: none;
    user-select: none;
}

@keyframes floatStar {
    0%, 100% { transform: translateY(0px) rotate(0deg) scale(0.8); opacity: 0.3; }
    50% { transform: translateY(-50px) rotate(180deg) scale(1.2); opacity: 1; text-shadow: 0 0 10px #ff77ff, 0 0 20px #00ffff; }
}

/* Clean Card Styling - Sfondo effetto vetro e bordo neon colorato */
.postcard {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(236, 72, 153, 0.3);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37), inset 0 0 15px rgba(236, 72, 153, 0.1);
    transition: all 0.3s ease;
}

.postcard:hover {
    transform: translateY(-6px);
    border-color: rgba(6, 182, 212, 0.6);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.35), inset 0 0 20px rgba(6, 182, 212, 0.2);
}

/* Gradient text */
.gradient-text {
    background: linear-gradient(135deg, #f472b6 0%, #38bdf8 50%, #fde047 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0d061f;
}
::-webkit-scrollbar-thumb {
    background: #8b5cf6;
    border-radius: 4px;
}