/* 字体加载优化 */
@font-face {
    font-family: 'FontAwesome';
    src: url('../public/libs/fonts/fontawesome-webfont.woff2?v=4.7.0') format('woff2'),
         url('../public/libs/fonts/fontawesome-webfont.woff?v=4.7.0') format('woff'),
         url('../public/libs/fonts/fontawesome-webfont.ttf?v=4.7.0') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap; /* 关键优化：允许字体交换 */
}

/* 确保FontAwesome图标在字体加载前也能显示 */
.fa {
    display: inline-block;
    font: normal normal normal 14px/1 FontAwesome;
    font-size: inherit;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* 添加回退样式 */
    font-display: swap;
}

/* 为常用图标添加Unicode回退 */
.fa-folder:before { content: "\f07b"; }
.fa-file:before { content: "\f15b"; }
.fa-user:before { content: "\f007"; }
.fa-cog:before { content: "\f013"; }
.fa-edit:before { content: "\f044"; }
.fa-trash:before { content: "\f1f8"; }
.fa-upload:before { content: "\f093"; }
.fa-download:before { content: "\f019"; }
.fa-search:before { content: "\f002"; }
.fa-times:before { content: "\f00d"; }
.fa-check:before { content: "\f00c"; }
.fa-exclamation-triangle:before { content: "\f071"; }
.fa-info-circle:before { content: "\f05a"; }
.fa-calendar:before { content: "\f073"; }
.fa-link:before { content: "\f0c1"; }
.fa-image:before { content: "\f03e"; }
.fa-video-camera:before { content: "\f03d"; }
.fa-music:before { content: "\f001"; }
.fa-file-text:before { content: "\f15c"; }
.fa-file-pdf-o:before { content: "\f1c1"; }
.fa-file-word-o:before { content: "\f1c2"; }
.fa-file-excel-o:before { content: "\f1c3"; }
.fa-file-powerpoint-o:before { content: "\f1c4"; }
.fa-file-archive-o:before { content: "\f1c6"; }
.fa-file-audio-o:before { content: "\f1c7"; }
.fa-file-video-o:before { content: "\f1c8"; }
.fa-file-code-o:before { content: "\f1c9"; }