/* Button Components */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::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: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--galaxy-gradient);
    color: var(--star-white);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--star-white);
    border: 2px solid var(--aurora-green);
}

.btn-secondary:hover {
    background: var(--aurora-green);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--aurora-green);
    border: 2px solid var(--aurora-green);
}

.btn-outline:hover {
    background: var(--aurora-green);
    color: var(--deep-space);
}

/* Liquid Button Effect */
.liquid-btn {
    position: relative;
}

@keyframes ripple {
    to {
        transform: scale(2);
        opacity: 0;
    }
}