body {
    /* Gradien biru Muhammadiyah */
    background: linear-gradient(135deg, #0a2540 0%, #0060a9 100%);
    color: white;
    overflow-x: hidden;
}

/* Glassmorphism utility */
.glass-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Animations */
@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float 7s ease-in-out infinite;
    animation-delay: 2s;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 1s ease-out forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.6s; }
.delay-3 { animation-delay: 0.9s; }

/* Particle system */
.particle {
    position: absolute;
    background: rgba(251, 191, 36, 0.5); /* Partikel emas/sinar mentari */
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    box-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
}

/* Modal Transitions */
.modal-enter {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-enter-active {
    opacity: 1;
    transform: scale(1);
}

.modal-exit {
    opacity: 1;
    transform: scale(1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-exit-active {
    opacity: 0;
    transform: scale(0.9);
}