.coupon-list-wrapper {
  width: 100%;
  max-width: 1200px;
  margin: 20px auto;
  padding: 0 20px;
}

.toggle-coupons-btn {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  padding: 12px 24px;
  border-radius: 25px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 auto;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.toggle-coupons-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.toggle-coupons-btn:active {
  transform: translateY(0);
}

.toggle-coupons-btn span {
  font-size: 12px;
  transition: transform 0.3s ease;
}

.coupon-list-container {
  margin-top: 30px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  animation: slideDown 0.4s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.coupon-list-title {
  color: white;
  font-size: 32px;
  text-align: center;
  margin-bottom: 10px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.coupon-list-subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: 18px;
  text-align: center;
  margin-bottom: 30px;
}

.coupon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.coupon-card {
  background: white;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.coupon-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
}

.coupon-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
  border-color: #667eea;
}

.coupon-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 2px dashed #e0e0e0;
}

.coupon-icon {
  font-size: 32px;
}

.coupon-title {
  font-size: 24px;
  font-weight: bold;
  color: #333;
  margin: 0;
}

.coupon-body {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.coupon-description {
  color: #666;
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
}

.coupon-hint {
  color: #667eea;
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
  font-style: italic;
  text-align: center;
  padding: 10px;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 8px;
  margin-top: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .coupon-list-container {
    padding: 20px;
  }

  .coupon-list-title {
    font-size: 26px;
  }

  .coupon-list-subtitle {
    font-size: 16px;
  }

  .coupon-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .coupon-card {
    padding: 18px;
  }

  .coupon-title {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .coupon-list-wrapper {
    padding: 0 15px;
  }

  .toggle-coupons-btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  .coupon-list-container {
    padding: 15px;
  }

  .coupon-list-title {
    font-size: 22px;
  }

  .coupon-icon {
    font-size: 28px;
  }
}