:root{--brand-bg:#0c0f14;--brand-accent:#3b82f6;--brand-accent-dim:#1d4ed8;--brand-muted:#4b5563;--brand-surface:#161b24;--brand-border:#1f2937;--brand-text:#f9fafb;--brand-text-muted:#9ca3af;--form-bg:#fff;--form-text:#111827;--form-text-muted:#6b7280;--form-border:#e5e7eb;--form-border-focus:#3b82f6;--form-input-bg:#f9fafb;--form-error:#ef4444;--form-success:#22c55e;--radius:10px;--radius-sm:6px;font-family:DM Sans,sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}.auth-root{width:100%;min-height:100vh;display:flex}.auth-brand{background:var(--brand-bg);flex-direction:column;width:420px;min-width:380px;padding:48px 44px;display:flex;position:relative;overflow:hidden}.auth-brand:before{content:"";pointer-events:none;background-image:linear-gradient(#3b82f60f 1px,#0000 1px),linear-gradient(90deg,#3b82f60f 1px,#0000 1px);background-size:40px 40px;position:absolute;inset:0}.auth-brand-inner{align-items:center;gap:14px;margin-bottom:64px;display:flex;position:relative}.auth-logo{background:var(--brand-accent);border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.auth-logo-mark{color:#fff;letter-spacing:-.5px;font-family:DM Serif Display,serif;font-size:15px}.auth-brand-text{flex-direction:column;display:flex}.auth-product-name{color:var(--brand-text);letter-spacing:-.3px;font-size:18px;font-weight:600;line-height:1.1}.auth-company-name{color:var(--brand-text-muted);letter-spacing:.2px;font-size:12px;font-weight:300}.auth-brand-body{margin-bottom:48px;position:relative}.auth-brand-headline{color:var(--brand-text);letter-spacing:-.5px;margin-bottom:16px;font-family:DM Serif Display,serif;font-size:36px;line-height:1.15}.auth-brand-sub{color:var(--brand-text-muted);max-width:280px;font-size:14px;font-weight:300;line-height:1.6}.auth-brand-features{flex-direction:column;flex:1;gap:12px;display:flex;position:relative}.auth-feature-item{color:var(--brand-text-muted);align-items:center;gap:12px;font-size:13.5px;font-weight:400;display:flex}.auth-feature-dot{background:var(--brand-accent);border-radius:50%;flex-shrink:0;width:6px;height:6px}.auth-brand-footer{color:var(--brand-muted);padding-top:32px;font-size:11.5px;position:relative}.auth-form-panel{background:var(--form-bg);flex:1;justify-content:center;align-items:center;padding:48px 32px;display:flex}.auth-form-inner{width:100%;max-width:400px}.auth-form-header{margin-bottom:36px}.auth-form-title{color:var(--form-text);letter-spacing:-.5px;margin-bottom:8px;font-size:26px;font-weight:600}.auth-form-subtitle{color:var(--form-text-muted);font-size:14px;line-height:1.5}.auth-field{flex-direction:column;gap:6px;margin-bottom:18px;display:flex}.auth-label{color:var(--form-text);letter-spacing:.1px;font-size:13px;font-weight:500}.auth-input{background:var(--form-input-bg);border:1.5px solid var(--form-border);border-radius:var(--radius-sm);width:100%;height:44px;color:var(--form-text);-webkit-appearance:none;outline:none;padding:0 14px;font-family:DM Sans,sans-serif;font-size:14.5px;transition:border-color .15s,box-shadow .15s}.auth-input:focus{border-color:var(--form-border-focus);background:#fff;box-shadow:0 0 0 3px #3b82f61f}.auth-input.error{border-color:var(--form-error)}.auth-input.error:focus{box-shadow:0 0 0 3px #ef44441a}.auth-input-hint{color:var(--form-text-muted);margin-top:2px;font-size:12px}.auth-error-msg{color:var(--form-error);margin-top:2px;font-size:12px}.auth-input-wrap{position:relative}.auth-input-wrap .auth-input{padding-right:44px}.auth-toggle-pw{cursor:pointer;color:var(--form-text-muted);background:0 0;border:none;align-items:center;padding:4px;font-size:18px;line-height:1;display:flex;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.auth-toggle-pw:hover{color:var(--form-text)}.auth-field-row{grid-template-columns:1fr 1fr;gap:14px;display:grid}.auth-field-header{justify-content:space-between;align-items:center;display:flex}.auth-link-sm{color:var(--brand-accent);font-size:12.5px;font-weight:500;text-decoration:none}.auth-link-sm:hover{text-decoration:underline}.auth-btn{background:var(--brand-bg);color:#fff;border-radius:var(--radius-sm);cursor:pointer;letter-spacing:.1px;border:none;width:100%;height:46px;margin-top:8px;font-family:DM Sans,sans-serif;font-size:14.5px;font-weight:500;transition:background .15s,transform .1s}.auth-btn:hover{background:#1a2235}.auth-btn:active{transform:scale(.99)}.auth-btn:disabled{background:var(--brand-muted);cursor:not-allowed;transform:none}.auth-btn-loading{justify-content:center;align-items:center;gap:8px;display:flex}.auth-divider{color:var(--form-text-muted);align-items:center;gap:12px;margin:24px 0;font-size:12px;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--form-border);flex:1;height:1px}.auth-footer-text{text-align:center;color:var(--form-text-muted);margin-top:24px;font-size:13.5px}.auth-footer-link{color:var(--brand-accent);font-weight:500;text-decoration:none}.auth-footer-link:hover{text-decoration:underline}.auth-alert{border-radius:var(--radius-sm);margin-bottom:20px;padding:12px 14px;font-size:13.5px;line-height:1.45}.auth-alert.error{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.auth-alert.success{color:#166534;background:#f0fdf4;border:1px solid #bbf7d0}.auth-consent{align-items:flex-start;gap:10px;margin-top:4px;margin-bottom:20px;display:flex}.auth-consent input[type=checkbox]{width:16px;height:16px;accent-color:var(--brand-accent);cursor:pointer;flex-shrink:0;margin-top:2px}.auth-consent-text{color:var(--form-text-muted);font-size:12.5px;line-height:1.5}.auth-consent-text a{color:var(--brand-accent);text-decoration:none}.auth-consent-text a:hover{text-decoration:underline}.auth-strength{align-items:center;gap:4px;margin-top:6px;display:flex}.auth-strength-bar{background:var(--form-border);border-radius:2px;flex:1;height:3px;transition:background .3s}.auth-strength-bar.weak{background:#ef4444}.auth-strength-bar.fair{background:#f59e0b}.auth-strength-bar.good{background:#3b82f6}.auth-strength-bar.strong{background:#22c55e}.auth-strength-label{color:var(--form-text-muted);text-align:right;min-width:40px;font-size:11px}.auth-back{color:var(--form-text-muted);align-items:center;gap:6px;margin-bottom:32px;font-size:13px;text-decoration:none;transition:color .15s;display:inline-flex}.auth-back:hover{color:var(--form-text)}@media (max-width:768px){.auth-root{flex-direction:column}.auth-brand{width:100%;min-width:unset;padding:32px 24px 28px}.auth-brand-body{margin-bottom:24px}.auth-brand-headline{font-size:26px}.auth-brand-features{display:none}.auth-brand-footer{padding-top:16px}.auth-brand-inner{margin-bottom:32px}.auth-form-panel{padding:40px 24px}}