@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #333;
  background: #f7f8fa;
  line-height: 1.6;
}
body a {
  text-decoration: none;
  color: inherit;
}

/* 桌面版默认显示，移动版默认隐藏（移动端由 mobile-about.css 的媒体查询切换） */
.view-mobile {
  display: none;
}

/* 顶部导航 */
.header {
  background: #fff;
}
.header .nav {
  max-width: 1300px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header .nav .logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header .nav .logo img {
  width: 35px;
  height: 35px;
  border-radius: 50%;
}
.header .nav .logo span {
  font-size: 18px;
  font-weight: 600;
}
.header .nav .nav-list {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header .nav .nav-list .nav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 15px;
  color: #333;
  transition: all 0.2s;
}
.header .nav .nav-list .nav-item:hover {
  background: #2F75FF;
  color: #fff;
}
.header .nav .nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header .nav .nav-actions .btn {
  padding: 8px 22px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
}
.header .nav .nav-actions .btn.btn-outline {
  border-color: #2F75FF;
  color: #2F75FF;
  background: #fff;
}
.header .nav .nav-actions .btn.btn-outline:hover {
  background: #2F75FF;
  color: #fff;
}
.header .nav .nav-actions .btn.btn-primary {
  background: #2F75FF;
  color: #fff;
}
.header .nav .nav-actions .btn.btn-primary:hover {
  background: #1a5fd9;
}

/* 页面横幅 */
.hero {
  position: relative;
  background: linear-gradient(90deg, #2F75FF 0%, #4A8CFF 60%, #6BA3FF 100%);
  padding: 90px 20px;
  color: #fff;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 55%;
  background: linear-gradient(to left, rgba(255, 255, 255, 0.12) 0%, transparent 100%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0% 100%);
}
.hero .hero-inner {
  max-width: 1300px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero .hero-inner .hero-title {
  font-size: 46px;
  font-weight: 600;
  margin-bottom: 8px;
}
.hero .hero-inner .hero-subtitle {
  font-size: 22px;
  opacity: 0.9;
}
.hero .hero-building {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 360px;
  height: 100%;
  z-index: 0;
  opacity: 0.85;
  pointer-events: none;
}
.hero .hero-building svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* 主体内容 */
.container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}
.container .about-card {
  background: #fff;
  border-radius: 16px;
  padding: 48px;
  display: flex;
  gap: 48px;
  margin-bottom: 24px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  position: relative;
}
.container .about-card .about-left {
  flex: 1;
}
.container .about-card .about-left .company-name {
  font-size: 24px;
  font-weight: 600;
  color: #000;
  margin-bottom: 4px;
}
.container .about-card .about-left .company-en {
  font-size: 13px;
  color: #999;
  margin-bottom: 24px;
}
.container .about-card .about-left .about-text {
  font-size: 14px;
  color: #555;
  line-height: 1.9;
  margin-bottom: 14px;
  text-align: justify;
}
.container .about-card .about-left .about-email {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  font-size: 14px;
  color: #555;
}
.container .about-card .about-left .about-email .icon {
  width: 20px;
  height: 20px;
  color: #2F75FF;
}
.container .about-card .about-qr {
  flex: 0 0 180px;
  text-align: center;
}
.container .about-card .about-qr .qr-placeholder {
  width: 160px;
  height: 160px;
  margin: 0 auto 10px;
  background: #f0f0f0;
  border-radius: 10px;
  overflow: hidden;
}
.container .about-card .about-qr .qr-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.container .about-card .about-qr .qr-label {
  font-size: 13px;
  color: #666;
}
.container .value-row {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
}
.container .value-row .value-card {
  flex: 1;
  background: #fff;
  border-radius: 16px;
  padding: 48px 36px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}
.container .value-row .value-card .value-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.container .value-row .value-card .value-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.container .value-row .value-card .value-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}
.container .value-row .value-card .value-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}
.container .values-card {
  background: #fff;
  border-radius: 16px;
  padding: 48px 36px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}
.container .values-card .value-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.container .values-card .value-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.container .values-card .values-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 28px;
}
.container .values-card .values-list {
  text-align: left;
  max-width: 820px;
  margin: 0 auto;
}
.container .values-card .values-list .value-item {
  display: flex;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.8;
}
.container .values-card .values-list .value-item strong {
  color: #333;
  font-weight: 600;
  white-space: nowrap;
  margin-right: 6px;
}
.container .values-card .values-list .value-item span {
  color: #555;
}

/* 愿景/使命/价值观 图标配色（与移动端统一） */
.value-row .value-card .value-icon.blue,
.values-card .value-icon.blue {
  background: #EAF1FF;
}
.value-row .value-card .value-icon.purple,
.values-card .value-icon.purple {
  background: #F0EBFF;
}
.value-row .value-card .value-icon.cyan,
.values-card .value-icon.cyan {
  background: #E6F7FF;
}

/* 页脚 */
.footer {
  background: #0B0F1A;
  color: #c8ccd4;
  padding: 50px 20px 20px;
}
.footer .footer-inner {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
}
.footer .footer-inner .footer-brand {
  max-width: 320px;
}
.footer .footer-inner .footer-brand .logo {
  margin-bottom: 22px;
}
.footer .footer-inner .footer-brand .logo img {
  width: 35px;
  height: 35px;
  border-radius: 50%;
}
.footer .footer-inner .footer-brand .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  margin-bottom: 10px;
  color: #c8ccd4;
}
.footer .footer-inner .footer-brand .contact-item .icon {
  width: 16px;
  height: 16px;
  color: #8a8f99;
  margin-top: 2px;
  flex: 0 0 auto;
}
.footer .footer-inner .footer-links {
  display: flex;
  gap: 70px;
}
.footer .footer-inner .footer-links .link-group .title {
  font-size: 14px;
  color: #fff;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer .footer-inner .footer-links .link-group a {
  display: block;
  font-size: 13px;
  color: #8a8f99;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.footer .footer-inner .footer-links .link-group a:hover {
  color: #fff;
}
.footer .footer-inner .footer-qr {
  display: flex;
  gap: 16px;
}
.footer .footer-inner .footer-qr .qr-item {
  text-align: center;
}
.footer .footer-inner .footer-qr .qr-item .qr-placeholder {
  width: 84px;
  height: 84px;
  margin-bottom: 8px;
  background: #f0f0f0;
  border-radius: 8px;
  overflow: hidden;
}
.footer .footer-inner .footer-qr .qr-item .qr-placeholder svg {
  width: 100%;
  height: 100%;
}
.footer .footer-inner .footer-qr .qr-item .label {
  font-size: 12px;
  color: #8a8f99;
}
.footer .footer-bottom {
  max-width: 1300px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
  text-align: center;
  font-size: 12px;
  color: #6c7079;
}