/* Font Awesome 本地备用方案 - 仅包含download页面需要的图标 */

/* 基础Font Awesome样式 */
.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;
}

/* 图标定义 - 使用Unicode字符 */
.fa-star:before { content: "\f005"; }
.fa-chevron-down:before { content: "\f078"; }
.fa-chart-line:before { content: "\f201"; }
.fa-clock:before { content: "\f017"; }
.fa-robot:before { content: "\f544"; }
.fa-download:before { content: "\f019"; }
.fa-graduation-cap:before { content: "\f19d"; }
.fa-book:before { content: "\f02d"; }
.fa-cogs:before { content: "\f085"; }
.fa-money:before { content: "\f0d6"; }
.fa-key:before { content: "\f084"; }
.fa-chart-bar:before { content: "\f080"; }
.fa-crown:before { content: "\f521"; }
.fa-shield-alt:before { content: "\f3ed"; }
.fa-rocket:before { content: "\f135"; }
.fa-tools:before { content: "\f7d9"; }
.fa-fire:before { content: "\f06d"; }

/* 其他常用图标 */
.fa-share-alt:before { content: "\f1e0"; }
.fa-facebook:before { content: "\f09a"; }
.fa-telegram:before { content: "\f2c6"; }
.fa-comments:before { content: "\f086"; }
.fa-cloud:before { content: "\f0c2"; }
.fa-globe:before { content: "\f0ac"; }
.fa-user-plus:before { content: "\f234"; }
.fa-line:before { content: "\f3c0"; }
.fa-qq:before { content: "\f1d6"; }

/* 字体文件定义 - 使用系统字体作为备用 */
@font-face {
    font-family: 'FontAwesome';
    src: local('Arial Unicode MS'), local('Segoe UI Symbol'), local('Symbola');
    font-weight: normal;
    font-style: normal;
}

/* 如果系统字体不可用，使用emoji作为最后备用 */
.fa-star:before { content: "★"; }
.fa-chevron-down:before { content: "▼"; }
.fa-chart-line:before { content: "📈"; }
.fa-clock:before { content: "⏰"; }
.fa-robot:before { content: "🤖"; }
.fa-download:before { content: "⬇️"; }
.fa-graduation-cap:before { content: "🎓"; }
.fa-book:before { content: "📖"; }
.fa-cogs:before { content: "⚙️"; }
.fa-money:before { content: "💰"; }
.fa-key:before { content: "🔑"; }
.fa-chart-bar:before { content: "📊"; }
.fa-crown:before { content: "👑"; }
.fa-shield-alt:before { content: "🛡️"; }
.fa-rocket:before { content: "🚀"; }
.fa-tools:before { content: "🔧"; }
.fa-fire:before { content: "🔥"; }