.signup-split{--auth-bg:var(--ink);--auth-cta:var(--ink);--auth-cta-hover:var(--ink-hover);--auth-cta-disabled:var(--text-faint);--auth-title:var(--text);--auth-border:var(--border-strong);--auth-white:var(--surface);--auth-error:var(--color-danger);--auth-muted:rgba(255,255,255,0.42);--auth-on-green-soft:rgba(255,255,255,0.14);--auth-subtitle:var(--text-muted);min-height:100vh;display:flex;flex-direction:column;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--auth-white);color:var(--auth-title)}.signup-split__shell{flex:1;min-height:0}.signup-split__pane,.signup-split__shell{display:flex;flex-direction:column;min-width:0}.signup-split__pane--form{background:var(--auth-white);flex:1 1 auto;padding:24px 12px;align-items:center;justify-content:center}.signup-split__form-inner{width:100%;max-width:512px;margin:0 auto;min-width:0}.signup-split__pane--premium{background:var(--auth-bg);color:var(--auth-white);flex:1 1 auto;padding:24px 24px 40px;align-items:flex-start;justify-content:flex-start}.signup-split__premium-inner{width:min(100%,440px);max-width:440px;margin:0;min-width:0;display:flex;flex-direction:column;flex:1 1 auto;min-height:0}.signup-split__premium-body{flex:1 1 auto;min-width:0;min-height:0;display:flex;flex-direction:column;justify-content:center}.signup-split__brand{display:flex;align-items:center;gap:12px;margin:0;flex-shrink:0;min-width:0}.signup-split__brand--on-dark .signup-split__brand-v{font-size:13px;font-weight:400;color:var(--auth-muted);margin-left:4px}.signup-split__brand--on-dark .signup-split__logo-img{height:36px;width:auto;display:block}.signup-split__header{margin-bottom:36px;min-width:0}.signup-split__title{font-size:24px;font-weight:700;color:var(--auth-title);letter-spacing:-.03em;line-height:1.2;margin:0 0 10px;min-width:0}.signup-split__subtitle{margin:0;font-size:14px;font-weight:400;line-height:1.45;color:var(--auth-subtitle);max-width:36em}.signup-split .tn-field-label{display:block;font-size:14px;font-weight:700;color:var(--auth-title);margin-bottom:8px;letter-spacing:-.01em}.signup-split .tn-field,.signup-split .tn-form-grid{margin-bottom:24px}.signup-split .tn-form-input,.signup-split .tn-form-select{border:1.5px solid var(--auth-border);border-radius:8px;color:var(--auth-title);background:var(--auth-white);font-size:15px;padding:0 16px;height:48px;min-height:48px;box-sizing:border-box}.signup-split .tn-form-input:focus,.signup-split .tn-form-select:focus{border-color:transparent;box-shadow:0 0 0 2px var(--auth-cta)}.signup-split .tn-form-input--error,.signup-split .tn-form-input--error:focus{border-color:var(--auth-error);box-shadow:0 0 0 2px var(--auth-error)}.signup-split .tn-pw-cluster-btn{color:var(--text-muted)}.signup-split .tn-pw-cluster-btn:hover{color:var(--auth-cta);background:#f0fdf4}.signup-split__error{font-size:12px;color:var(--auth-error);margin:0 0 12px;text-align:center;font-weight:500}.signup-split__submit{width:100%;height:52px;background:var(--auth-cta);color:var(--auth-white);border:none;border-radius:8px;font-size:16px;font-weight:600;font-family:Inter,sans-serif;letter-spacing:-.01em;cursor:pointer;margin-top:12px;transition:background .14s}.signup-split__submit:hover:not(:disabled){background:var(--auth-cta-hover)}.signup-split__submit:disabled{background:var(--auth-cta-disabled);cursor:not-allowed}.signup-split__alt{margin-top:22px;text-align:center;font-size:13px;color:var(--auth-subtitle)}.signup-split__alt a{color:var(--auth-cta);font-weight:600;text-decoration:none}.signup-split__headline{font-size:28px;font-weight:700;letter-spacing:-.03em;line-height:1.25;margin:0 0 32px;color:var(--auth-white);text-align:left}.signup-split__features{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:24px}.signup-split__feature{display:flex;align-items:flex-start;gap:14px;min-width:0;text-align:left}.signup-split__feature-icon{flex-shrink:0;width:40px;height:40px;border-radius:10px;background:var(--auth-on-green-soft);display:flex;align-items:center;justify-content:center}.signup-split__feature-copy{flex:1 1 auto;min-width:0;padding-top:2px}.signup-split__feature-title{font-size:15px;font-weight:700;color:var(--auth-white);line-height:1.3;margin:0 0 4px}.signup-split__feature-desc{margin:0;font-size:14px;font-weight:400;line-height:1.45;color:rgba(255,255,255,.85)}@media (min-width:768px){.signup-split__shell{flex-direction:row;align-items:stretch}.signup-split__pane--form{flex:1 1 50%;padding:28px 20px}.signup-split__pane--premium{flex:1 1 50%;padding:28px 48px 48px;align-items:flex-start;justify-content:flex-start}.signup-split__form-inner{width:100%;max-width:512px}.signup-split__premium-inner{max-width:440px;width:min(100%,440px);height:100%}.signup-split__brand--on-dark .signup-split__logo-img{height:44px}.signup-split__brand{margin:0}.signup-split__title{font-size:26px}.signup-split__headline{font-size:34px;margin-bottom:36px}.signup-split__features{gap:26px}}.signup-split__title-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.signup-split__demo{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--auth-border,#e4e8ee);border-radius:8px;background:var(--surface);color:#8A96A8;cursor:pointer;transition:color .15s ease,border-color .15s ease,background .15s ease}.signup-split__demo:hover{color:var(--accent);border-color:var(--accent);background:#F4F3FD}.signup-split__demo:active{transform:translateY(1px)}