:root{
  --page:#f3f5f6;--surface:#fff;--surface-soft:#f7f8f9;--line:#d8dee3;
  --text:#1d252b;--muted:#66727c;--navy:#143b56;--navy-deep:#0d2b40;
  --gold:#b4872d;--gold-soft:#f7f1e5;--green:#1f7257;--red:#a4433d;
  font-family:"Pretendard","Noto Sans KR","Malgun Gothic",Arial,sans-serif;color:var(--text)
}
*{box-sizing:border-box}html{min-width:320px;background:var(--page)}body{margin:0;min-height:100vh;background:var(--page);line-height:1.55;word-break:keep-all;overflow-wrap:break-word;letter-spacing:0}button,input{font:inherit;letter-spacing:0}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}
.auth-header{height:76px;padding:0 max(28px,calc((100% - 1180px)/2));display:flex;align-items:center;gap:18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:inset 0 -3px 0 var(--gold)}.auth-header img{width:154px;height:auto;display:block}.auth-header span{padding-left:18px;border-left:1px solid var(--line);color:var(--navy);font-size:13px;font-weight:850}
.auth-layout{width:min(1180px,calc(100% - 40px));min-height:calc(100vh - 132px);margin:0 auto;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(420px,.85fr);align-items:center;gap:72px;padding:54px 0}
.auth-context{padding:18px 0}.auth-eyebrow,.auth-form-code{margin:0;color:var(--gold);font-size:11px;font-weight:900}.auth-context h1{max-width:660px;margin:14px 0 18px;color:var(--navy-deep);font-size:40px;line-height:1.28}.auth-description{max-width:610px;margin:0;color:#52616c;font-size:15px;line-height:1.8}
.auth-flow{max-width:650px;margin:34px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #cbd3d9;border-bottom:1px solid #cbd3d9;list-style:none}.auth-flow li{min-height:108px;padding:20px 16px;display:flex;align-items:flex-start;gap:13px;border-right:1px solid #dce1e5}.auth-flow li:first-child{padding-left:0}.auth-flow li:last-child{border-right:0}.auth-flow li>b{color:var(--gold);font-size:12px}.auth-flow span,.auth-flow strong,.auth-flow small{display:block}.auth-flow strong{color:var(--navy-deep);font-size:14px}.auth-flow small{margin-top:5px;color:var(--muted);font-size:11px;line-height:1.5}
.auth-security-note{max-width:650px;margin-top:22px;padding:15px 17px;display:grid;grid-template-columns:auto 1fr;gap:15px;background:var(--gold-soft);border-left:4px solid var(--gold);font-size:12px}.auth-security-note strong{color:#73561d;white-space:nowrap}.auth-security-note span{color:#59636b}
.auth-panel{min-width:0;padding:30px 32px;background:#fff;border:1px solid #cfd6dc;border-radius:6px;box-shadow:0 14px 40px rgba(18,45,63,.10)}.auth-setup-banner{margin:-8px 0 20px;padding:12px 13px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--gold-soft);border:1px solid #dfcfaa;font-size:11px}.auth-setup-banner[hidden]{display:none!important}.auth-setup-banner strong{color:#73561d}.auth-setup-banner a{color:var(--navy);font-weight:850}
.auth-tabs{height:42px;margin-bottom:28px;display:grid;grid-template-columns:1fr 1fr;border:1px solid #bfc8cf}.auth-tabs button{border:0;color:var(--muted);background:#fff;font-size:13px;font-weight:850}.auth-tabs button+button{border-left:1px solid #bfc8cf}.auth-tabs button[aria-selected="true"]{color:#fff;background:var(--navy)}
.auth-form-view h2,.auth-success h2,.setup-panel h2{margin:7px 0 6px;color:var(--navy-deep);font-size:24px}.auth-form-intro{margin:0 0 22px;color:var(--muted);font-size:12px}.auth-form-view form,.setup-panel form{display:grid;gap:15px}.auth-form-view label,.setup-panel label{display:block}.auth-form-view label>span,.setup-panel label>span{margin-bottom:6px;display:block;color:#45525c;font-size:11px;font-weight:800}.auth-form-view input,.setup-panel input{width:100%;height:44px;padding:0 12px;border:1px solid #bfc8cf;border-radius:2px;background:#fff;outline:none;font-size:14px}.auth-form-view input:focus,.setup-panel input:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(20,59,86,.10)}.auth-form-view label>small,.setup-panel label>small{margin-top:5px;display:block;color:var(--muted);font-size:10px}.auth-field-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.auth-primary,.auth-secondary{min-height:44px;padding:10px 16px;border-radius:2px;font-size:13px;font-weight:900}.auth-primary{margin-top:4px;color:#fff;background:var(--navy);border:1px solid var(--navy)}.auth-primary:hover{background:var(--navy-deep)}.auth-secondary{color:var(--navy);background:#fff;border:1px solid #aeb9c1}.auth-message{min-height:19px;margin:0;color:var(--red);font-size:11px;text-align:center}.auth-message.success{color:var(--green)}
.auth-success{padding:24px 0 8px;text-align:center}.auth-success>span{padding:5px 8px;color:var(--green);background:#e9f4f0;font-size:10px;font-weight:900}.auth-success p{margin:10px 0 22px;color:var(--muted);font-size:12px}.auth-success button{width:100%}.transport-warning{margin:20px 0 0;padding:10px 12px;color:#73561d;background:var(--gold-soft);border-left:3px solid var(--gold);font-size:10px}
.auth-footer{height:56px;width:min(1180px,calc(100% - 40px));margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px;color:#7a858d;font-size:10px}
.setup-layout{width:min(1040px,calc(100% - 40px));min-height:calc(100vh - 132px);margin:0 auto;padding:54px 0;display:grid;grid-template-columns:1fr 460px;align-items:center;gap:70px}.setup-copy h1{margin:10px 0 14px;color:var(--navy-deep);font-size:35px}.setup-copy>p:last-of-type{max-width:520px;color:var(--muted);font-size:14px;line-height:1.8}.setup-copy ul{margin:28px 0 0;padding:0;display:grid;gap:11px;list-style:none}.setup-copy li{padding-left:20px;position:relative;color:#45525c;font-size:13px}.setup-copy li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border:2px solid var(--gold)}
@media(max-width:900px){.auth-layout,.setup-layout{grid-template-columns:1fr;gap:30px;padding:34px 0}.auth-context{padding-bottom:0}.auth-context h1{font-size:32px}.auth-panel,.setup-panel{width:min(100%,540px)}.setup-copy{max-width:650px}}
@media(max-width:620px){.auth-header{height:68px;padding:0 16px}.auth-header img{width:132px}.auth-header span{font-size:11px}.auth-layout,.setup-layout{width:calc(100% - 24px);padding:26px 0}.auth-context h1,.setup-copy h1{font-size:27px}.auth-description{font-size:13px}.auth-flow{grid-template-columns:1fr}.auth-flow li,.auth-flow li:first-child{min-height:auto;padding:14px 0;border-right:0;border-bottom:1px solid #dce1e5}.auth-flow li:last-child{border-bottom:0}.auth-panel{padding:24px 20px}.auth-field-grid{grid-template-columns:1fr}.auth-footer{width:calc(100% - 24px);align-items:flex-start;flex-direction:column;justify-content:center;gap:2px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}