@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}
.animate-blink {
    animation: blink 2s ease-in-out infinite;
}

.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.6);
}

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

.invoice-feature-card:hover {
    transform: translateY(-10px);
}

.pricing-card {
    transition: all 0.4s ease;
}

.pricing-card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.feature-highlight {
    position: relative;
    overflow: hidden;
}

.feature-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.feature-highlight:hover::before {
    left: 100%;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.social-icon {
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-3px);
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.animate-blink {
    animation: blink 1s ease-in-out infinite;
}

.scrollbar-hide::-webkit-scrollbar {
    display: none;
}