/* 简化版Font Awesome CSS，仅包含网站使用的图标 */
.fas, .far, .fab {
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  display: inline-block;
  font-style: normal;
  font-variant: normal;
  text-rendering: auto;
  line-height: 1;
}

/* 使用 Unicode 符号替代字体图标 */
.fa-angle-down:before { content: "▼"; }
.fa-map-marker-alt:before { content: "📍"; }
.fa-phone-alt:before, .fa-phone:before { content: "📞"; }
.fa-mobile-alt:before { content: "📱"; }
.fa-envelope:before { content: "✉️"; }
.fa-qq:before { content: "Q"; }
.fa-clock:before { content: "🕒"; }
.fa-map-marked-alt:before { content: "🗺️"; }
.fa-chevron-left:before { content: "◀"; }
.fa-chevron-right:before { content: "▶"; }
.fa-calendar-alt:before { content: "📅"; }
.fa-users:before { content: "👥"; }
.fa-money-bill-wave:before { content: "💵"; }
.fa-ship:before { content: "🚢"; }
.fa-award:before { content: "🏆"; }
.fa-headset:before { content: "🎧"; }
.fa-globe:before { content: "🌎"; }
.fa-shield-alt:before { content: "🛡️"; }
.fa-paper-plane:before { content: "✈️"; }
.fa-spinner:before { content: "⏳"; }
.fa-spinner.fa-spin { 
  animation: fa-spin 2s infinite linear; 
}

@keyframes fa-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}