:root{--auth-primary:#1769ff;--auth-primary-dark:#0d3fbe;--auth-primary-soft:#eef5ff;--auth-navy:#061944;--auth-text:#23345d;--auth-muted:#6f7d99;--auth-line:#dde6f4;--auth-bg:#f7faff;--auth-error:#c83f4d;--auth-header:72px}*{box-sizing:border-box}.translation-hidden{display:none!important}html{font-size:16px;-webkit-text-size-adjust:100%}body.auth-page{margin:0;min-height:100vh;background:var(--auth-bg);color:var(--auth-navy);font-family:Inter,-apple-system,BlinkMacSystemFont,segoe ui,Roboto,helvetica neue,Arial,noto sans sc,sans-serif}button,input{font:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}.auth-header{height:var(--auth-header);display:flex;align-items:center;justify-content:space-between;padding:0 40px;border-bottom:1px solid var(--auth-line);background:rgba(255,255,255,.97)}.auth-brand{display:inline-flex;align-items:center;gap:11px;color:var(--auth-navy);font-size:25px;font-weight:850;letter-spacing:0}.auth-brand img{display:block;width:148px;height:auto}.auth-brand-mark{width:38px;height:38px;border-radius:7px;display:grid;place-items:center;background:var(--auth-primary);color:#fff;font-size:19px;line-height:1;font-weight:900;box-shadow:0 8px 18px rgba(23,105,255,.2)}.auth-header-actions{display:flex;align-items:center;gap:18px}.auth-language{height:40px;display:inline-flex;align-items:center;gap:7px;border:1px solid var(--auth-line);border-radius:7px;background:#fff;color:var(--auth-text);font-size:13px;font-weight:700;padding:0 12px;cursor:pointer}.auth-language svg{width:17px;height:17px}.auth-header-separator{width:1px;height:22px;background:var(--auth-line)}.auth-header-prompt{color:var(--auth-muted);font-size:13px}.auth-header-link{margin-left:6px;color:var(--auth-primary);font-weight:800}.auth-shell{width:min(1290px,calc(100% - 48px));min-height:calc(100vh - var(--auth-header) - 56px);margin:0 auto;padding:44px 0;display:grid;grid-template-columns:minmax(450px,.92fr)minmax(520px,1.08fr);gap:34px;align-items:stretch}.auth-panel{min-width:0;border:1px solid var(--auth-line);border-radius:8px;background:#fff;box-shadow:0 14px 38px rgba(20,52,108,.055)}.auth-form-region{position:relative;display:flex;align-items:center;justify-content:center;padding:42px 52px}.auth-form{width:100%;max-width:520px}.auth-form h1{margin:0 0 8px;font-size:28px;line-height:1.25;font-weight:820;letter-spacing:0}body[data-auth-page=login] .auth-form,body[data-auth-page=register] .auth-form{height:100%;display:grid;grid-template-rows:minmax(0,1fr)auto minmax(0,1fr)}.auth-form-content{width:100%;grid-row:2}.auth-form-brand{width:100%;grid-row:1;align-self:center;justify-self:center;display:flex;align-items:center;justify-content:center}.auth-form-brand img{display:block;width:164px;height:auto}.auth-intro{margin:0 0 30px;color:var(--auth-muted);line-height:1.7;font-size:14px}.auth-tabs{display:none}.field{margin-bottom:18px}.field-row{display:flex;align-items:flex-end;gap:12px}.field-row .field{flex:1;margin-bottom:0}.field label{display:block;margin-bottom:8px;color:var(--auth-text);font-size:13px;font-weight:800}.input-wrap{position:relative}.auth-input{width:100%;height:52px;border:1px solid #cbd8eb;border-radius:7px;background:#fff;color:var(--auth-navy);padding:0 45px 0 14px;outline:none;transition:border-color .15s,box-shadow .15s}.auth-input.has-leading{padding-left:44px}.field-leading{position:absolute;left:14px;top:50%;width:18px;height:18px;transform:translateY(-50%);color:#718096;pointer-events:none}.auth-input::placeholder{color:#9aa8bd}.auth-input:focus{border-color:var(--auth-primary);box-shadow:0 0 0 3px rgba(23,105,255,.1)}.auth-input.invalid{border-color:var(--auth-error);box-shadow:0 0 0 3px rgba(200,63,77,8%)}.input-icon{position:absolute;right:9px;top:50%;width:34px;height:34px;transform:translateY(-50%);display:grid;place-items:center;border:0;background:0 0;color:#65738a;padding:0;border-radius:50%;cursor:pointer}.input-icon:hover{background:var(--auth-primary-soft)}.input-icon svg{width:18px;height:18px}.field-error{display:none;margin-top:7px;color:var(--auth-error);font-size:12px;line-height:1.4}.field-error.show{display:block}.form-meta{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0 0 22px;color:var(--auth-text);font-size:13px}.check-label{display:inline-flex;align-items:center;gap:8px;cursor:pointer}.check-label input{width:17px;height:17px;margin:0;accent-color:var(--auth-primary)}.text-link{border:0;background:0 0;color:var(--auth-primary);padding:0;font-weight:800;cursor:pointer}.auth-primary,.auth-google,.code-button{height:50px;border-radius:7px;font-weight:800;cursor:pointer}.auth-primary{width:100%;border:1px solid var(--auth-primary);background:var(--auth-primary);color:#fff;font-size:15px;box-shadow:0 10px 22px rgba(23,105,255,.18)}.auth-primary:hover{background:var(--auth-primary-dark)}.auth-primary:disabled,.code-button:disabled{cursor:not-allowed;opacity:.55}.auth-primary:focus-visible,.auth-google:focus-visible,.code-button:focus-visible,.input-icon:focus-visible,.text-link:focus-visible,.auth-language:focus-visible{outline:3px solid rgba(23,105,255,.2);outline-offset:2px}.auth-divider{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;margin:22px 0;color:var(--auth-muted);font-size:12px}.auth-divider:before,.auth-divider:after{content:"";height:1px;background:var(--auth-line)}.auth-google{width:100%;display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid #cbd8eb;background:#fff;color:var(--auth-text);font-size:14px}.auth-google:hover{background:#f8fbff;border-color:#a9c7f4}.auth-google img{width:19px;height:19px}.auth-switch{text-align:center;margin:22px 0 0;color:var(--auth-muted);font-size:13px}.auth-switch a{margin-left:7px;color:var(--auth-primary);font-weight:800}.auth-status{display:none;margin:0 0 17px;border-left:3px solid var(--auth-primary);background:var(--auth-primary-soft);padding:10px 12px;color:var(--auth-primary-dark);font-size:13px;line-height:1.5}.auth-status.show{display:block}.auth-status.error{border-left-color:var(--auth-error);background:#fff5f6;color:#a32f3b}.auth-aside{position:relative;min-width:0;padding:38px;background:linear-gradient(180deg,#fff,#f9fbff);overflow:hidden}.aside-inner{height:100%;display:flex;flex-direction:column}.aside-inner>h2{margin:0;font-size:20px;line-height:1.4;letter-spacing:0}.aside-lead{margin:8px 0 24px;color:var(--auth-muted);font-size:13px;line-height:1.7}.auth-feature-list{display:grid;gap:12px}.auth-feature{min-height:118px;padding:18px;border:1px solid var(--auth-line);border-radius:7px;background:#fff;display:grid;grid-template-columns:54px minmax(0,1fr);gap:16px;align-items:center}.auth-feature-icon{width:54px;height:54px;border-radius:7px;background:var(--auth-primary-soft);color:var(--auth-primary);display:grid;place-items:center}.auth-feature-icon svg{width:27px;height:27px;stroke-width:1.8}.auth-feature h3{margin:0 0 6px;font-size:16px}.auth-feature p{margin:0;color:var(--auth-muted);font-size:13px;line-height:1.6}.auth-feature-line{height:6px;margin-top:12px;border-radius:99px;background:#e5edf9;overflow:hidden}.auth-feature-line span{display:block;width:68%;height:100%;background:var(--auth-primary);border-radius:inherit}.auth-learning-visual{position:absolute;left:38px;right:38px;bottom:52px;height:156px;border:1px solid #d8e7fb;border-radius:7px;overflow:hidden;background:#eaf5ff}.auth-learning-visual img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 65%}.auth-trust{position:absolute;left:38px;right:38px;bottom:22px;color:var(--auth-muted);font-size:12px;display:flex;align-items:center;justify-content:center;gap:8px}.auth-trust svg{width:17px;color:var(--auth-primary)}.code-button{flex:0 0 140px;border:1px solid var(--auth-primary);background:#fff;color:var(--auth-primary);padding:0 14px}.code-button:not(:disabled):hover{background:var(--auth-primary-soft)}.field-help{margin:7px 0 0;color:var(--auth-muted);font-size:12px;line-height:1.5}.password-rules{display:flex;gap:12px 18px;flex-wrap:wrap;margin:9px 0 18px;color:var(--auth-muted);font-size:12px}.password-rule{display:inline-flex;align-items:center;gap:6px}.password-rule:before{content:"";width:7px;height:7px;border:1px solid #94a3b8;border-radius:50%}.password-rule.met{color:var(--auth-primary-dark)}.password-rule.met:before{border-color:var(--auth-primary);background:var(--auth-primary)}.agreement{margin:0 0 20px;color:#65738a;font-size:12px;line-height:1.6}.agreement a{color:var(--auth-primary);font-weight:800}.account-steps{display:grid;margin:25px 0 30px}.account-step{position:relative;display:grid;grid-template-columns:40px 1fr;gap:14px;min-height:90px}.account-step:not(:last-child):before{content:"";position:absolute;left:19px;top:38px;bottom:0;width:1px;background:#bfd0ee}.step-dot{width:38px;height:38px;border:1px solid #bfd0ee;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--auth-primary);font-size:14px;font-weight:850;z-index:1}.account-step.active .step-dot{border-color:var(--auth-primary);background:var(--auth-primary);color:#fff}.account-step h3{margin:5px 0;font-size:15px}.account-step p{margin:0;color:var(--auth-muted);font-size:12px}.security-list{border-top:1px solid var(--auth-line);padding-top:24px;display:grid;gap:17px}.security-row{display:grid;grid-template-columns:42px 1fr;gap:13px;align-items:center}.security-row>span{width:42px;height:42px;border-radius:7px;background:var(--auth-primary-soft);color:var(--auth-primary);display:grid;place-items:center}.security-row svg{width:21px}.security-row b{display:block;font-size:14px}.security-row small{display:block;margin-top:3px;color:var(--auth-muted);font-size:12px;line-height:1.5}.register-learning-visual{position:absolute;left:38px;right:38px;bottom:28px;height:156px;border:1px solid #d8e7fb;border-radius:7px;overflow:hidden;background:#eaf5ff}.register-learning-visual img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 62%}.auth-footer{height:56px;display:flex;align-items:center;gap:26px;padding:0 40px;border-top:1px solid var(--auth-line);background:#fff;color:var(--auth-muted);font-size:12px}.auth-footer span{margin-right:auto}.auth-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;border-radius:50%;animation:auth-spin .7s linear infinite}.auth-google .auth-spinner{border-color:#d7dee5;border-top-color:var(--auth-primary)}@keyframes auth-spin{to{transform:rotate(360deg)}}.auth-reset-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:18px;background:rgba(15,23,42,.4)}.auth-reset-dialog{width:min(460px,100%);border:1px solid var(--auth-line);border-radius:8px;background:#fff;box-shadow:0 24px 70px rgba(15,23,42,.22);overflow:hidden}.auth-reset-dialog header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--auth-line)}.auth-reset-dialog header h2{margin:0;font-size:20px}.auth-reset-dialog header p{margin:4px 0 0;color:var(--auth-muted);font-size:12px}.auth-reset-dialog header button{width:34px;height:34px;border:0;border-radius:50%;display:grid;place-items:center;background:#f3f6f8;color:#526178}.auth-reset-dialog header svg{width:18px}.auth-reset-dialog form{padding:20px}.auth-reset-actions{display:grid;grid-template-columns:110px 1fr;gap:10px;margin-top:20px}.auth-reset-actions .code-button{width:100%}@media(max-width:980px){.auth-header{padding:0 22px}.auth-shell{width:min(680px,calc(100% - 32px));grid-template-columns:1fr;padding:28px 0}.auth-aside{display:none}.auth-form-region{padding:38px}.auth-footer{justify-content:center}.auth-footer span{margin-right:0}.auth-footer a{display:none}}@media(min-width:981px) and (max-height:820px){.auth-form-brand img{width:142px}.auth-learning-visual,.register-learning-visual{height:120px}.auth-learning-visual{bottom:44px}.register-learning-visual{bottom:22px}.auth-trust{bottom:16px}}@media(max-width:560px){:root{--auth-header:64px}.auth-header{padding:0 14px}.auth-brand{font-size:21px}.auth-brand img{width:112px}.auth-brand-mark{width:34px;height:34px;font-size:17px}.auth-header-actions{gap:8px}.auth-header-prompt,.auth-header-separator{display:none}.auth-language{width:40px;padding:0;justify-content:center}.auth-shell{width:100%;min-height:calc(100vh - var(--auth-header));padding:0;display:block}.auth-panel{border:0;border-radius:0;box-shadow:none}.auth-form-region{padding:30px 18px 40px;align-items:flex-start}body[data-auth-page=login] .auth-form,body[data-auth-page=register] .auth-form{height:auto;display:block}.auth-form-brand{width:100%;height:76px;margin-bottom:18px}.auth-form-brand img{width:148px}.auth-form h1{font-size:26px}.auth-intro{margin-bottom:24px}.field{margin-bottom:16px}.field-row{gap:8px}.code-button{flex-basis:116px;padding:0 8px;font-size:12px}.auth-input{height:50px}.auth-footer{display:none}.password-rules{gap:8px 12px}.auth-reset-dialog{max-height:calc(100vh - 24px);overflow:auto}}@media(max-width:360px){.field-row{display:block}.field-row .field{margin-bottom:8px}.code-button{width:100%;height:44px}.auth-header-link{margin-left:0}}