.auth-brand-header{position:sticky;top:0;z-index:30;background:#0d1530;border-bottom:1px solid #2c3a5c}.auth-brand-header .header-inner{max-width:1100px;min-height:90px;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px;box-sizing:border-box}.auth-brand-header .brand{width:230px;flex:0 1 230px;margin:0}.auth-brand-header .brand img{display:block;width:100%;height:auto;object-fit:contain;filter:brightness(0) invert(1)}.auth-brand-header .auth-back{margin-left:auto;color:#d8e2f5;text-decoration:none;font-size:14px;white-space:nowrap}.auth-brand-header a:focus-visible{outline:2px solid #efcf88;outline-offset:5px;border-radius:4px}.auth-brand-header .auth-back:hover{color:#efd08a}@media(max-width:600px){.auth-brand-header .header-inner{min-height:76px;padding:10px 18px;gap:14px}.auth-brand-header .brand{width:185px;flex-basis:185px}.auth-brand-header .auth-back{font-size:12px}}