* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--font-noto);
}

body {
  color: var(--color-text-main);
  background-color: #fff;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

.more-btn {
  display: block;
  text-align: center;
  margin: 40px auto 0;
  padding: 12px 36px;
  border-radius: 25px;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.more-btn:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
}

/* 顶部导航栏 */
.header {
  display: flex;
  align-items: center;
  padding: 10px 50px;
  background: #fff;
  margin: 20px 10px 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  width: calc(100% - 20px);
  z-index: 9999;
}

.header.fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  margin: 0;
  width: 100%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  background: rgba(255, 255, 255, 0.98);
}

.header .logo {
  margin-right: 100px;
}

.header .logo img {
  max-width: 360px;
  height: auto;
}

.header nav a {
  margin-left: 30px;
  font-size: 18px;
  font-weight: 300;
  color: var(--color-text-main);
}

.header nav a.active {
  color: var(--color-orange);
  font-weight: 400;
}

.header nav a:hover:not(.active) {
  color: var(--color-blue);
}

@media (max-width: 768px) {
  .header {
    padding: 10px 20px;
    flex-direction: column;
    align-items: flex-start;
  }

  .header .logo {
    margin-right: 0;
    margin-bottom: 10px;
  }

  .header nav a {
    margin-left: 15px;
    margin-right: 15px;
    font-size: 16px;
  }
}

/* 底部区域 */
.footer {
  background-image: url(../images/footer-bgc.webp);
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 30px 0;
  font-size: 14px;
}

.footer-container {
  width: 90%;
  margin: 0 auto;
  position: relative;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
  padding-bottom: 20px;
}

.footer-logo img {
  width: 120px;
  height: auto;
}

.footer-company {
  border-left: 2px solid var(--color-orange);
  padding-left: 15px;
}

.footer-company h3 {
  font-size: 16px;
  margin-bottom: 5px;
  font-weight: 500;
}

.footer-company p {
  color: #aaa;
  font-size: 12px;
}

.footer-nav {
  position: absolute;
  top: 30px;
  right: 0;
  color: #aaa;
}

.footer-nav a {
  color: #fff;
  text-decoration: none;
  margin: 0 5px;
  transition: color 0.3s;
}

.footer-nav a:hover {
  color: #0088cc;
}

.footer-nav span {
  margin: 0 5px;
}

.footer-contact {
  display: flex;
  align-items: center;
  gap: 50px;
  margin-bottom: 20px;
  padding-bottom: 20px;
}

.contact-info p {
  margin: 8px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #aaa;
}

.icon-location,
.icon-phone,
.icon-email {
  width: 16px;
  height: 16px;
  display: inline-block;
}

.footer-qr {
  text-align: center;
}

.footer-qr img {
  width: 80px;
  height: 80px;
  margin-bottom: 5px;
}

.footer-qr p {
  color: #aaa;
  font-size: 12px;
}

.footer-copyright {
  text-align: center;
  color: #aaa;
  font-size: 12px;
}

.footer-copyright p {
  margin: 5px 0;
}

@media (max-width: 768px) {
  .footer-nav {
    position: static;
    margin-top: 10px;
    text-align: center;
  }

  .footer-contact {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .contact-info p {
    justify-content: center;
  }
}

/* 侧边栏 */
.side-float {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
}

.float-item {
  width: 50px;
  height: 50px;
  border-radius: 8px;
  margin: 3px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.3s;
  position: relative;
}

.float-item:hover {
  background-color: #0066aa;
}

.float-popup {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  background-color: #fff;
  padding: 10px;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  color: #333;
  display: none;
  white-space: nowrap;
}

.qr-popup {
  padding: 5px;
  width: 120px;
}

.qr-popup img {
  width: 100%;
  height: auto;
}

.float-item:hover .float-popup {
  display: block;
}

.float-top {
  display: none;
}