.modern-button {
  position: relative;
  display: inline-block;
  padding: 16px 36px;
  font-size: 16px;
  color: #fff;
  background: #ff3366;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: all 0.4s ease;
  text-decoration: none;
  font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  overflow: hidden;
}

.modern-button span {
  position: relative;
  z-index: 1;
  transition: color 0.3s ease;
}

.modern-button:before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  transition: all 0.4s ease;
}

.modern-button:hover {
  background: #ff1a4f;
  transform: translateY(-2px);
}

.modern-button:hover:before {
  left: 100%;
}

.modern-button:active {
  transform: translateY(1px);
}

/* Ripple effect */
.modern-button .ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: ripple 0.6s linear;
  background-color: rgba(255, 255, 255, 0.3);
}

@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Container style */
.button-container {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  padding-top: 30px;
}

/* Responsive styles */
@media (max-width: 768px) {
  .modern-button {
    padding: 14px 30px;
    font-size: 14px;
  }
}

@media (max-width: 576px) {
  .modern-button {
    padding: 12px 25px;
    font-size: 13px;
  }
}