/* 入驻/登录公共样式：移动优先，390px 视口零横向滚动 */
:root{
  --join-bg:#F6F7FB; --join-card:#fff; --join-line:#E6E8F0;
  --join-text:#1F2430; --join-muted:#6B7280;
  --join-primary:#4F46E5; --join-primary-d:#4338CA;
  --join-green:#12B886; --join-red:#E03131; --join-radius:14px;
}
*{box-sizing:border-box}
body.join-body{
  margin:0;min-height:100vh;background:var(--join-bg);color:var(--join-text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-text-size-adjust:100%;
}
.join-wrap{max-width:460px;margin:0 auto;padding:20px 16px 56px}
.join-top{display:flex;align-items:center;gap:10px;padding:14px 0 6px}
.join-top a.back{color:var(--join-muted);text-decoration:none;font-size:14px}
.join-brand{font-weight:800;font-size:17px}
.join-card{
  background:var(--join-card);border:1px solid var(--join-line);
  border-radius:var(--join-radius);padding:20px;
  box-shadow:0 2px 14px rgba(31,36,48,.05);
}
.join-card h1{font-size:21px;margin:0 0 6px;line-height:1.35}
.join-card .sub{color:var(--join-muted);font-size:13px;line-height:1.7;margin:0 0 16px}
.join-steps{display:flex;gap:6px;margin:0 0 16px;font-size:12px;color:var(--join-muted);flex-wrap:wrap}
.join-steps span{background:#EEF0F7;border-radius:20px;padding:4px 10px;white-space:nowrap}
.join-steps span.on{background:var(--join-primary);color:#fff}
.jf{margin-bottom:14px}
.jf label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.jf label .opt{font-weight:400;color:var(--join-muted)}
.jf input,.jf select,.jf textarea{
  width:100%;padding:12px 13px;font-size:15px;border:1px solid var(--join-line);
  border-radius:10px;background:#fff;color:var(--join-text);outline:none;
  font-family:inherit;
}
.jf textarea{min-height:84px;resize:vertical}
.jf input:focus,.jf select:focus,.jf textarea:focus{border-color:var(--join-primary)}
.jf .hint{font-size:12px;color:var(--join-muted);margin-top:5px;line-height:1.6}
.jf-row{display:flex;gap:8px}
.jf-row input{flex:1;min-width:0}
.jbtn{
  width:100%;padding:13px;font-size:16px;font-weight:600;border:0;border-radius:10px;
  background:var(--join-primary);color:#fff;cursor:pointer;font-family:inherit;
}
.jbtn:hover{background:var(--join-primary-d)}
.jbtn:disabled{background:#B9BCCB;cursor:not-allowed}
.jbtn.ghost{background:#fff;color:var(--join-primary);border:1px solid var(--join-primary)}
.jbtn.code{width:auto;flex:0 0 116px;font-size:14px;padding:12px 8px}
.jmsg{font-size:13px;min-height:19px;margin:2px 0 10px;line-height:1.6}
.jmsg.err{color:var(--join-red)}
.jmsg.ok{color:var(--join-green)}
.join-foot{text-align:center;font-size:13px;color:var(--join-muted);margin-top:16px;line-height:1.9}
.join-foot a{color:var(--join-primary);text-decoration:none;font-weight:600}
.join-tabs{display:flex;background:#EEF0F7;border-radius:10px;padding:3px;margin-bottom:18px}
.join-tabs button{
  flex:1;padding:10px;font-size:14px;font-weight:600;border:0;border-radius:8px;
  background:transparent;color:var(--join-muted);cursor:pointer;font-family:inherit;
}
.join-tabs button.on{background:#fff;color:var(--join-primary);box-shadow:0 1px 4px rgba(0,0,0,.06)}
/* 身份选择卡 */
.role-list{display:grid;gap:12px}
.role-item{
  display:flex;gap:13px;align-items:flex-start;background:var(--join-card);
  border:1px solid var(--join-line);border-radius:var(--join-radius);padding:16px;
  text-decoration:none;color:inherit;
}
.role-item:hover{border-color:var(--join-primary)}
.role-item .ico{font-size:26px;line-height:1;flex:0 0 auto}
.role-item .t{font-weight:700;font-size:16px;margin-bottom:4px}
.role-item .d{font-size:13px;color:var(--join-muted);line-height:1.65}
.notice-box{
  background:#F0F7FF;border:1px solid #CFE3FA;border-radius:10px;
  padding:12px 13px;font-size:13px;line-height:1.75;color:#31547A;margin-bottom:16px;
}
.notice-box.warn{background:#FFF8E6;border-color:#F5DFA6;color:#7A5B10}
@media(max-width:400px){
  .join-wrap{padding:16px 12px 48px}
  .join-card{padding:16px}
  .jbtn.code{flex:0 0 100px;font-size:13px}
}