*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    color: #000;
    background: #fff;
}

body {
    background: #f4f4f4;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

a {
    color: #1a73e8;
    text-decoration: none;
}
a:hover { text-decoration: underline; }

img { border: 0; vertical-align: middle; }
.wrap {
    padding-top: 25px;
}
.panel {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid #dbdbdb;
}
.panel-hd {
    padding: 0 20px;
    border-bottom: 1px solid #f4f4f4;
    margin-bottom: 16px;
    font-size: 18px;
    line-height: 40px;
    color: #333;
}
.panel-bd {
    padding: 0 20px 20px;
}
.contact-item {
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.contact-item span { vertical-align: middle; }
.contact-item .qq-btn { vertical-align: middle; }
.sep {
    height: 1px;
    background: #f4f4f4;
    margin: 12px 0;
}
.tag-row {
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    padding: 1px 6px;
    background: #f0f0f0;
    font-size: 12px;
    color: #888;
}
.notice {
    padding: 12px 20px;
    background: #fff;
    border-top: 1px solid #dbdbdb;
    font-size: 12px;
    color: #999;
}
@media (max-width: 800px) {
    body { background: #fff; }
    .wrap { padding-top: 12px; }
    .panel { border: none; }
    .panel-hd { padding: 0 12px; font-size: 16px; }
    .panel-bd { padding: 0 12px 16px; }
    .notice { padding: 12px; }
}