.auth-mode>.join-band,.auth-mode>footer{display:none}
.auth-shell{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;min-height:calc(100dvh - 135px);padding:65px max(40px,calc((100vw - 1180px)/2));background:#f2f6fb}
.auth-intro{position:relative;isolation:isolate;overflow:hidden;min-height:570px;background:#123a61 url('/inha-campus-alternate.jpg') center/cover;border-radius:10px;padding:55px 42px;color:#fff;display:flex;flex-direction:column;justify-content:center}
.auth-intro:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(145deg,#002e62e8,#003b65b3)}
.auth-intro .eyebrow{color:#b9e2ff;font-size:12px;letter-spacing:2px}
.auth-intro h1{font-size:42px;line-height:1.45;letter-spacing:-1.5px;margin:25px 0}
.auth-intro p{font-size:18px;line-height:1.9;color:#dfedf8}
.auth-intro>a{font-size:16px;margin-top:35px;color:#e6f2fc}
.auth-card{padding:15px 0;min-width:0;max-width:480px;width:100%;margin:auto}
.auth-card>.eyebrow{font-size:12px;letter-spacing:2px;color:#688aa7}
.auth-card h2{font-size:32px;line-height:1.4;margin:12px 0 25px;color:#123567;letter-spacing:-1px}
.auth-card p{font-size:17px;color:#607b91}
.auth-card .auth-label{font-size:18px;font-weight:600;color:#294f73;margin-bottom:20px}
.auth-form{display:grid;gap:18px}
.auth-field{display:flex;flex-direction:column;gap:9px;font-size:16px;color:#345875}
.auth-field input{width:100%;height:52px;border:1px solid #cbd9e6;border-radius:6px;background:#fff;padding:12px 15px;font-size:18px}
.auth-field input:focus{outline:2px solid #729cc4;outline-offset:2px}
.auth-field input[readonly]{background:#e9eff5;color:#4d6982}
.auth-card .auth-help{font-size:15px;line-height:1.8;margin:0;color:#74899c}
.auth-card .auth-error{font-size:16px;line-height:1.7;color:#af3446;margin:0}
.auth-error:empty{display:none}
.auth-full{display:flex;width:100%;justify-content:center;text-align:center;border-radius:6px;min-height:50px;font-size:17px}
.auth-text-link{display:block;text-align:right;margin:17px 0 25px;font-size:15px;color:#456f96;text-decoration:underline;text-underline-offset:4px}
.auth-member{border-top:1px solid #d4e1ec;padding-top:23px;margin-top:26px}
.auth-member p{font-size:17px;margin:0 0 13px;color:#365a78}
.auth-member .button{background:#fff;color:#123567;border:1px solid #9bb3c9}
.auth-member small{display:block;color:#7c91a3;font-size:14px;line-height:1.8;margin-top:12px}
.auth-card .button[disabled]{opacity:.5;cursor:not-allowed}
@media(max-width:1000px){.auth-shell{gap:35px;padding:45px 30px}.auth-intro{padding:35px 28px}.auth-intro h1{font-size:34px}}
@media(max-width:760px){.auth-shell{grid-template-columns:1fr;padding:30px 22px 45px;gap:25px;min-height:calc(100dvh - 108px)}.auth-intro{min-height:0;padding:27px;border-radius:7px}.auth-intro h1{font-size:28px;margin:15px 0}.auth-intro p{font-size:16px;margin:0}.auth-intro>a{margin-top:18px;font-size:15px}.auth-card{padding:10px 0}.auth-card h2{font-size:29px}.auth-field input{font-size:17px}}