.auth-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:9999;padding:20px;animation:authFadeIn .2s ease-out}@keyframes authFadeIn{0%{opacity:0}to{opacity:1}}.auth-modal{background:#fff;border-radius:20px;width:100%;max-width:400px;max-height:90vh;overflow-y:auto;padding:32px 28px;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.15),0 4px 16px rgba(0,0,0,.08);border-top:3px solid #aeaeff;animation:authSlideUp .3s ease-out}@keyframes authSlideUp{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.auth-close{position:absolute;top:16px;right:16px;background:#f7f7ff;border:none;padding:8px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .15s}.auth-close:hover{background:#eeeeff;transform:scale(1.05)}.auth-close svg{width:20px;height:20px}.auth-tabs{display:flex;gap:0;margin-bottom:24px;border-bottom:2px solid #eee}.auth-tab{flex:1 1;background:none;padding:10px 0;font-size:15px;font-weight:600;color:#999;cursor:pointer;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color .2s,border-color .2s}.auth-tab.active{color:#1e1e2e;border-bottom-color:#aeaeff}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-form input{padding:12px 14px;border:1.5px solid #e2e8f0;border-radius:10px;font-size:16px;outline:none;transition:border-color .2s}.auth-form input:focus{border-color:#aeaeff}.auth-code-input{text-align:center;font-size:24px!important;letter-spacing:8px;font-family:monospace}.auth-submit{background:#1e1e2e;color:#fff;border:none;border-radius:10px;padding:13px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s}.auth-submit:hover{background:#2d2d44}.auth-submit:disabled{opacity:.6;cursor:not-allowed}.auth-link{background:none;border:none;color:#aeaeff;font-size:14px;cursor:pointer;text-align:center;padding:0}.auth-link:hover{text-decoration:underline}.auth-divider{display:flex;align-items:center;gap:12px;margin:4px 0}.auth-divider:after,.auth-divider:before{content:"";flex:1 1;height:1px;background:#e2e8f0}.auth-divider span{font-size:13px;color:#999;white-space:nowrap}.auth-error{background:#fff5f5;color:#e53e3e;padding:10px 12px;border-radius:8px;font-size:14px;text-align:center}.auth-title{font-size:20px;font-weight:700;color:#1e1e2e;text-align:center;margin:0 0 4px}.auth-subtitle{font-size:14px;color:#718096;text-align:center;margin:0 0 8px}@media (max-width:480px){.auth-modal{width:100%;padding:24px 20px;max-height:95vh}}