/* 简单的图标字体替代方案 */
.wptl-icon-chat:before { content: '💬'; }
.wptl-icon-close:before { content: '✕'; }
.wptl-icon-minus:before { content: '−'; }
.wptl-icon-send:before { content: '➤'; }
.wptl-icon-support:before { content: '👨‍💼'; }
.wptl-icon-image:before { content: '📷'; }

/* 图标样式 */
.wptl-icon-chat,
.wptl-icon-close,
.wptl-icon-minus,
.wptl-icon-send,
.wptl-icon-support,
.wptl-icon-image {
    font-family: 'Arial', sans-serif;
    font-weight: bold;
    font-style: normal;
    display: inline-block;
    line-height: 1;
}

.wptl-icon-chat {
    font-size: 16px;
}

.wptl-icon-close,
.wptl-icon-minus {
    font-size: 14px;
}

.wptl-icon-send {
    font-size: 12px;
    transform: rotate(90deg);
}

.wptl-icon-support {
    font-size: 18px;
}