*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5;color:#1d2733;background:linear-gradient(135deg,#f0f4f8,#e8edf2);min-height:100vh}a{color:#4a7fc1;text-decoration:none}a:hover{text-decoration:underline}.auth-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px 48px;gap:16px}.auth-card{background:#fffffff7;border:1px solid rgba(29,39,51,.1);border-radius:24px;box-shadow:0 24px 64px #26384d21;padding:40px 44px;width:100%;max-width:560px;display:flex;flex-direction:column;gap:20px}.auth-card--narrow{max-width:420px}.auth-card form{display:flex;flex-direction:column;gap:20px}.auth-logo{display:flex;justify-content:center;margin-bottom:4px}.auth-logo-img{max-width:180px;height:auto;display:block}.auth-title{font-size:1.75rem;font-weight:700;color:#1d2733;margin:0}.auth-subtitle{font-size:.9rem;color:#7a8da0;margin:-8px 0 0}.auth-lang-toggle{display:flex;gap:4px;background:#1d273312;border-radius:10px;padding:4px}.auth-lang-toggle button{padding:4px 14px;border:none;border-radius:7px;background:transparent;font-size:.82rem;font-weight:600;color:#66768a;cursor:pointer;transition:background .15s,color .15s}.auth-lang-toggle button.active{background:#fff;color:#1d2733;box-shadow:0 1px 4px #0000001f}.auth-steps{display:flex;align-items:center}.auth-step{display:flex;align-items:center;gap:8px;font-size:.82rem;font-weight:600;color:#b0bec8}.auth-step--active{color:#1d2733}.auth-step--done{color:#10b981}.auth-step-dot{width:26px;height:26px;border-radius:50%;background:#e8edf2;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:700;flex-shrink:0}.auth-step--active .auth-step-dot{background:#1d2733;color:#fff}.auth-step--done .auth-step-dot{background:#10b981;color:#fff}.auth-step-line{flex:1;height:2px;background:#e8edf2;margin:0 10px;min-width:24px}.auth-terms-iframe{width:100%;height:260px;border:1px solid rgba(29,39,51,.12);border-radius:12px;background:#fff;display:block}.auth-agree-row{display:flex;align-items:flex-start;gap:10px;font-size:.88rem;color:#3d4f63;cursor:pointer}.auth-agree-row input[type=checkbox]{margin-top:2px;flex-shrink:0;width:16px;height:16px;accent-color:#1d2733}.auth-label{display:flex;flex-direction:column;gap:6px;font-size:.88rem;font-weight:600;color:#3d4f63}.auth-input{padding:10px 14px;border:1px solid rgba(29,39,51,.22);border-radius:10px;font-size:.97rem;font-family:inherit;background:#fafafa;color:#1d2733;transition:border-color .15s,box-shadow .15s}.auth-input:focus{outline:none;border-color:#4a7fc1;box-shadow:0 0 0 3px #4a7fc126;background:#fff}.auth-field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width: 480px){.auth-field-row{grid-template-columns:1fr}.auth-card{padding:28px 20px}}.auth-field-hint{font-size:.78rem;margin-top:2px}.auth-field-hint--error{color:#b91c1c}.auth-field-hint--ok{color:#15803d}.auth-pw-strength{display:flex;align-items:center;gap:10px;margin-top:-8px}.auth-pw-bars{display:flex;gap:4px;flex:1}.auth-pw-bar{flex:1;height:4px;border-radius:2px;background:#e8edf2;transition:background .25s}.auth-pw-strength span{font-size:.78rem;font-weight:600;min-width:44px;text-align:right}.auth-divider{border:none;border-top:1px solid rgba(29,39,51,.1);margin:4px 0}.auth-section-hint{font-size:.82rem;color:#66768a;margin:-4px 0 0}.auth-captcha{display:flex;flex-direction:column;gap:10px}.auth-captcha-img-row{display:flex;align-items:center;gap:12px}.auth-captcha-img{border:1px solid rgba(29,39,51,.15);border-radius:8px;display:block;height:50px;width:160px;object-fit:cover;background:#f7f8fa}.auth-captcha-placeholder{width:160px;height:50px;border:1px solid rgba(29,39,51,.15);border-radius:8px;background:#f7f8fa;display:flex;align-items:center;justify-content:center;color:#b0bec8;font-size:1.2rem}.auth-captcha-refresh{background:none;border:1px solid rgba(29,39,51,.2);border-radius:8px;width:36px;height:36px;font-size:1.2rem;cursor:pointer;color:#3d4f63;display:flex;align-items:center;justify-content:center;transition:background .15s;flex-shrink:0}.auth-captcha-refresh:hover:not(:disabled){background:#f1f3f5}.auth-captcha-refresh:disabled{opacity:.4;cursor:not-allowed}.auth-btn-primary{padding:12px;background:#1d2733;color:#fff;border:none;border-radius:12px;font-size:1rem;font-weight:600;font-family:inherit;cursor:pointer;transition:background .15s;margin-top:4px}.auth-btn-primary:hover:not(:disabled){background:#2c3e52}.auth-btn-primary:disabled{opacity:.5;cursor:not-allowed}.auth-btn-secondary{padding:12px 20px;background:transparent;color:#3d4f63;border:1px solid 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