/* ===== 注册页 - 深绿色高科技风 ===== */
body.register-page{
  background:#05170d;
  background-image:
    linear-gradient(rgba(45,212,160,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(45,212,160,.06) 1px,transparent 1px);
  background-size:40px 40px;
  display:flex;align-items:center;justify-content:center;
  color:#d0f0e0;
}
.register-card{
  width:420px;max-width:90vw;
  background:rgba(27,78,45,.6);border:1px solid rgba(45,212,160,.3);
  border-radius:16px;padding:40px 36px;backdrop-filter:blur(12px);
  box-shadow:0 0 60px rgba(45,212,160,.2),inset 0 0 30px rgba(45,212,160,.08);
  position:relative;
}
.register-card::before,.register-card::after{
  content:'';position:absolute;width:30px;height:30px;
  border:2px solid rgba(45,212,160,.5);
}
.register-card::before{top:-1px;left:-1px;border-right:none;border-bottom:none;border-radius:16px 0 0 0}
.register-card::after{bottom:-1px;right:-1px;border-left:none;border-top:none;border-radius:0 0 16px 0}
.register-title{
  text-align:center;font-size:28px;font-weight:bold;letter-spacing:4px;
  color:#2dd4a0;text-shadow:0 0 20px rgba(45,212,160,.6);margin-bottom:8px;
}
.register-subtitle{text-align:center;font-size:14px;color:rgba(45,212,160,.6);margin-bottom:32px;letter-spacing:2px}
.register-form .form-group{margin-bottom:20px}
.register-form label{display:block;font-size:14px;margin-bottom:6px;color:rgba(45,212,160,.8);letter-spacing:1px}
.register-form .tech-input{background:rgba(10,46,26,.5);border-color:rgba(45,212,160,.25)}
.register-form .tech-input:focus{border-color:rgba(45,212,160,.6);box-shadow:0 0 12px rgba(45,212,160,.2)}
.register-btn{
  width:100%;padding:12px;border-radius:8px;border:1px solid rgba(45,212,160,.4);
  background:rgba(45,212,160,.2);color:#d0f0e0;font-size:16px;cursor:pointer;
  font-family:inherit;letter-spacing:3px;transition:.2s;margin-top:8px;
}
.register-btn:hover{background:rgba(45,212,160,.35);box-shadow:0 0 20px rgba(45,212,160,.4)}
.register-footer{text-align:center;margin-top:24px;font-size:14px;color:rgba(45,212,160,.6)}
.register-footer a{color:#2dd4a0;text-decoration:none;margin-left:6px}
.register-footer a:hover{text-decoration:underline}
.device-phone .register-card{width:90vw;padding:28px 20px}
.device-phone .register-title{font-size:22px}