.ptx-head{max-width:54rem}.ptx-title{font-family:var(--font-serif), Georgia, "Times New Roman", serif;font-synthesis:none;letter-spacing:-.02em;color:rgb(var(--fg));text-wrap:balance;font-size:clamp(2.5rem,1.6rem + 3.6vw,5rem);font-weight:400;line-height:.98}.ptx-lead{max-width:58ch;color:rgb(var(--fg-2));margin-top:1.5rem;font-size:clamp(1.0625rem,1rem + .3vw,1.25rem);line-height:1.5}.ptx-jump{margin-top:1.75rem}.ptx-body{gap:clamp(2.75rem,2rem + 2vw,4rem);margin-top:clamp(3rem,2rem + 3vw,5rem);display:grid}.ptx-main{max-width:46rem}@media (min-width:1024px){.ptx-body{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:start;gap:0}.ptx-main{padding-right:3rem}.ptx-join{border-left:1px solid rgb(var(--line-strong) / var(--line-strong-a));padding-left:2.5rem;position:sticky;top:6rem}}.ptx-block+.ptx-block{margin-top:clamp(2.75rem,2rem + 2vw,4rem)}.ptx-h2{font-family:var(--font-serif), Georgia, "Times New Roman", serif;font-synthesis:none;color:rgb(var(--fg));font-size:clamp(1.625rem,1.3rem + 1vw,2.25rem);font-weight:400;line-height:1.05}.ptx-steps{margin-top:1.25rem}.ptx-steps li{border-top:1px solid rgb(var(--line) / var(--line-a));color:rgb(var(--fg-2));grid-template-columns:2.5rem minmax(0,1fr);gap:.75rem;padding-block:1.125rem;line-height:1.55;display:grid}.ptx-n{font-family:var(--font-serif), Georgia, "Times New Roman", serif;color:rgb(var(--fg));font-size:1.75rem;line-height:1}.ptx-rules{margin-top:1.25rem}.ptx-rules li{border-top:1px solid rgb(var(--line) / var(--line-a));color:rgb(var(--fg-2));padding-block:.875rem;line-height:1.55}.ptx-join{scroll-margin-top:6rem}.ptx-form,.ptx-done{box-shadow:inset 0 0 0 1px rgb(var(--line-strong) / var(--line-strong-a));margin-top:1.25rem;padding:clamp(1.25rem,1rem + 1vw,2rem)}.ptx-form{gap:1.125rem;max-width:32rem;display:grid;position:relative}.ptx-done{max-width:32rem;color:rgb(var(--fg));line-height:1.55}.ptx-error{color:rgb(var(--fg));box-shadow:inset 2px 0 0 rgb(var(--danger));padding-left:.75rem;font-size:.875rem;line-height:1.45}.ptx-note{color:rgb(var(--muted));font-size:.8125rem;line-height:1.5}