app/(front)/components/Button/Button.module.css
.base {
    position: relative;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    overflow: hidden;
    z-index: 1;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 4px 0;
    outline: none;
}

.base:disabled {
    background: #9e9e9e;
    cursor: not-allowed;
    box-shadow: none;
}

.blue {
    background: linear-gradient(45deg, #00c6ff, #0072ff);
    box-shadow: 0 0 10px rgba(0, 198, 255, 0.5), 0 0 20px rgba(0, 114, 255, 0.3);
}

.red::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #ff8e53, #ff3d77);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.red:not(:disabled) {
    box-shadow: 0 6px 20px rgba(255, 61, 119, 0.4);
    animation: pulse 1s ease-in-out infinite;
}

.red:not(:disabled)::before {
    opacity: 1;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 61, 119, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 61, 119, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 61, 119, 0);
    }
}

.sentinel {
    height: 18px;
}
