* {
    font-family: 'Inter', sans-serif;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.05);
}

.btn-primary {
    background: linear-gradient(135deg, #D4000F 0%, #B0000C 100%);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #B0000C 0%, #D4000F 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(212, 0, 15, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, #0D4DA1 0%, #0A3A8C 100%);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #0A3A8C 0%, #0D4DA1 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(13, 77, 161, 0.3);
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.sticky-header {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.gradient-text {
    background: linear-gradient(135deg, #0D4DA1 0%, #D4000F 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.fade-delay-1 {
    animation-delay: 0.1s;
}

.fade-delay-2 {
    animation-delay: 0.2s;
}