/* Unicode 表情符号图标库 */
.fa-bullhorn::before { content: "📢"; font-family: inherit; }
.fa-user::before { content: "👤"; font-family: inherit; }
.fa-plus::before { content: "➕"; font-family: inherit; }
.fa-edit::before { content: "✏️"; font-family: inherit; }
.fa-trash::before { content: "🗑️"; font-family: inherit; }
.fa-arrow-left::before { content: "⬅️"; font-family: inherit; }
.fa-calendar::before { content: "📅"; font-family: inherit; }
.fa-inbox::before { content: "📥"; font-family: inherit; }

/* 移除 Font Awesome 相关样式 */
.fas, .far, .fab, .fa-solid, .fa-regular, .fa-brands {
    font-family: inherit;
    font-weight: normal;
}

/* 确保图标大小合适 */
.navbar-brand .fa-bullhorn,
.nav-link .fa-user,
.btn .fa-plus,
.btn .fa-edit,
.btn .fa-trash,
.btn .fa-arrow-left,
.card-text .fa-calendar,
.text-center .fa-inbox {
    display: inline-block;
    width: 1em;
    text-align: center;
}

/* 为图标添加一些间距和样式 */
.fa-bullhorn, .fa-user, .fa-plus, .fa-edit, .fa-trash, 
.fa-arrow-left, .fa-calendar, .fa-inbox {
    display: inline-block;
    margin-right: 0.5em;
}