body { font-family: 'Plus Jakarta Sans', sans-serif; background-color: #fcfcfd; color: #0f172a; }

/* Gradient d'arrière-plan plus sophistiqué */
.bg-mesh {
    background-color: #ffffff;
    background-image: radial-gradient(at 0% 0%, rgba(37, 99, 235, 0.05) 0px, transparent 50%),
                        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.05) 0px, transparent 50%);
}

/* Effet 360 tournant très lent pour le background */
.circle-blur {
    position: absolute;
    width: 500px;
    height: 500px;
    background: linear-gradient(to right, #3b82f6, #10b981);
    filter: blur(120px);
    opacity: 0.1;
    border-radius: 50%;
    z-index: -1;
}

.card-hover {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.card-hover:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.08);
    border-color: #3b82f6;
}

.step-line::after { content: ''; position: absolute; top: 24px; left: 50%; width: 100%; height: 2px; background: #e2e8f0; z-index: -1; }
@media (max-width: 768px) { .step-line::after { display: none; } }
@media (max-width: 640px) {
    .circle-blur {
        width: 300px;
        height: 300px;
        left: -150px;
    }
}