body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: #020617;
    overflow-x: hidden;
    color: white;
}

.bg-gradient-animate {
    background: linear-gradient(-45deg, #0f172a, #1e1b4b, #312e81, #1e3a8a);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.style-btn {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.style-btn.active {
    background: white;
    color: black;
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.loading-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #ec4899);
    transition: width 0.5s ease;
}

#toast {
    transform: translateY(100px);
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

.shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }