/* FontAwesome 本地版本 - 使用CDN作为备用 */

/* 导入FontAwesome CDN作为备用 */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css');

/* 图标兼容性修复 */
.fas, .fa-solid {
    font-family: "Font Awesome 6 Free", "Font Awesome 5 Free", "FontAwesome";
    font-weight: 900;
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
}
.far, .fa-regular {
    font-family: "Font Awesome 6 Free", "Font Awesome 5 Free", "FontAwesome";
    font-weight: 400;
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
}
.fab, .fa-brands {
    font-family: "Font Awesome 6 Brands", "Font Awesome 5 Brands", "FontAwesome";
    font-weight: 400;
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
}

/* 图标回退机制 - 如果FontAwesome加载失败，显示Unicode符号 */
.fa-bars::before { content: "☰"; }
.fa-qrcode::before { content: "⚏"; }
.fa-check-circle::before { content: "✓"; }
.fa-palette::before { content: "🎨"; }
.fa-download::before { content: "⬇"; }
.fa-mobile-screen::before { content: "📱"; }
.fa-shield-halved::before { content: "🛡"; }
.fa-pen-to-square::before { content: "✏"; }
.fa-font::before { content: "A"; }
.fa-link::before { content: "🔗"; }
.fa-phone::before { content: "📞"; }
.fa-envelope::before { content: "✉"; }
.fa-circle-question::before { content: "?"; }
.fa-image::before { content: "🖼"; }
.fa-upload::before { content: "⬆"; }
.fa-star::before { content: "★"; }
.fa-cloud-arrow-up::before { content: "☁"; }
.fa-heart::before { content: "♥"; }
.fa-house::before { content: "🏠"; }
.fa-location-dot::before { content: "📍"; }
.fa-wifi::before { content: "📶"; }
.fa-cart-shopping::before { content: "🛒"; }
.fa-trash::before { content: "🗑"; }
.fa-eye::before { content: "👁"; }
.fa-circle::before { content: "●"; }
.fa-file-image::before { content: "🖼"; }
.fa-file-code::before { content: "📄"; }
.fa-layer-group::before { content: "📚"; }
.fa-file-zipper::before { content: "📦"; }
.fa-info-circle::before { content: "ℹ"; }
.fa-keyboard::before { content: "⌨"; }
.fa-rocket::before { content: "🚀"; }
.fa-lock::before { content: "🔒"; }
.fa-gears::before { content: "⚙"; }
.fa-chevron-up::before { content: "▲"; }