/* Font Awesome 替代样式 - 基本图标 */
.fa,
.fas,
.far,
.fab {
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
}

/* 基本图标映射 */
.fa-sun:before {
    content: "☀️";
}

.fa-moon:before {
    content: "🌙";
}

.fa-bars:before {
    content: "☰";
}

.fa-times:before {
    content: "✕";
}

.fa-home:before {
    content: "🏠";
}

.fa-user:before {
    content: "👤";
}

.fa-info-circle:before {
    content: "ℹ️";
}

.fa-code:before {
    content: "💻";
}

.fa-folder-open:before {
    content: "📂";
}

.fa-address-book:before {
    content: "📇";
}

.fa-share-alt:before {
    content: "🔗";
}

.fa-envelope:before {
    content: "📧";
}

.fa-cog:before {
    content: "⚙️";
}

.fa-lock:before {
    content: "🔒";
}

.fa-eye:before {
    content: "👁️";
}

.fa-eye-slash:before {
    content: "🙈";
}

.fa-edit:before {
    content: "✏️";
}

.fa-save:before {
    content: "💾";
}

.fa-trash:before {
    content: "🗑️";
}

.fa-plus:before {
    content: "+";
}

.fa-minus:before {
    content: "-";
}

.fa-check:before {
    content: "✓";
}

.fa-arrow-left:before {
    content: "←";
}

.fa-arrow-right:before {
    content: "→";
}

.fa-arrow-up:before {
    content: "↑";
}

.fa-arrow-down:before {
    content: "↓";
}

.fa-phone:before {
    content: "📞";
}

.fa-github:before {
    content: "🐙";
}

.fa-linkedin:before {
    content: "💼";
}

.fa-twitter:before {
    content: "🐦";
}

.fa-facebook:before {
    content: "📘";
}

.fa-instagram:before {
    content: "📷";
}

.fa-sign-out-alt:before {
    content: "🚪";
}

.fa-paper-plane:before {
    content: "✈️";
}

.fa-external-link-alt:before {
    content: "🔗";
}

.fa-map-marker-alt:before {
    content: "📍";
}

.fa-user-circle:before {
    content: "👤";
}

.fa-palette:before {
    content: "🎨";
}

.fa-download:before {
    content: "⬇️";
}

.fa-upload:before {
    content: "⬆️";
}

.fa-sync:before {
    content: "🔄";
}

.fa-sync-alt:before {
    content: "🔄";
}

.fa-key:before {
    content: "🔑";
}

.fa-shield-alt:before {
    content: "🛡️";
}

.fa-exclamation-triangle:before {
    content: "⚠️";
}

.fa-bell:before {
    content: "🔔";
}