/* 页脚样式 */
.footer {
  background: #000;
  color: #fff;
  font-size: 14px;
}

.footer-top {
  background: var(--dark-bg);
  border-bottom: 1px solid #222;
  padding: 60px 0 30px;
}

.footer-top .row {
  gap: 40px;
}

.footer-info h3 {
  font-size: 28px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-info h3 span {
  color: var(--primary-color);
}

.footer-info p {
  line-height: 1.8;
  margin-bottom: 10px;
  color: rgba(255, 255, 255, 0.8);
}

.footer-info strong {
  color: #fff;
}

.newsletter h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.newsletter p {
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.8);
}

.newsletter-form {
  display: flex;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
}

.newsletter-form input {
  flex: 1;
  padding: 10px 15px;
  border: none;
  outline: none;
}

.newsletter-form button {
  padding: 10px 20px;
  background: var(--primary-color);
  color: var(--dark-bg);
  font-weight: 600;
  transition: var(--transition);
}

.newsletter-form button:hover {
  background: var(--primary-hover);
}

.footer-bottom {
  padding: 30px 0;
  text-align: center;
}

.copyright {
  color: rgba(255, 255, 255, 0.8);
}

.copyright a {
  color: #fff;
  margin: 0 10px;
}

.copyright a:hover {
  color: var(--primary-color);
}

.copyright p {
  margin-top: 10px;
}

.copyright strong {
  color: var(--primary-color);
}

@media (max-width: 768px) {
  .footer-top .row {
    flex-direction: column;
  }
}