.auth,.auth *{box-sizing:border-box}.auth{background:var(--paper);min-height:100vh;color:var(--ink);font-family:var(--f-body);-webkit-font-smoothing:antialiased;flex-direction:column;margin:0;font-size:16px;line-height:1.6;display:flex}.auth ::selection{background:var(--redline-bg);color:var(--ink)}.auth a{color:inherit}.auth :focus-visible{outline:2px solid var(--redline);outline-offset:3px;border-radius:1px}.auth .wrap{width:100%;max-width:62rem;margin:0 auto;padding:0 1.75rem}.auth .top{border-bottom:1px solid var(--rule);background:var(--paper)}.auth .top-in{align-items:center;gap:1.25rem;height:4rem;display:flex}.auth .brandline{font-family:var(--f-body);letter-spacing:.01em;color:var(--redline);white-space:nowrap;font-size:.74rem;font-style:italic;font-weight:500}@media (max-width:34rem){.auth .brandline{display:none}}.auth main{flex:1;align-items:center;padding:3.25rem 0;display:flex}.auth .cols{grid-template-columns:minmax(0,1fr);align-items:start;gap:3rem;width:100%;display:grid}@media (max-width:59.99rem){.auth .col-form{order:-1}}@media (min-width:60rem){.auth .cols{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:4.5rem}}.auth .rail{font-family:var(--f-mono);letter-spacing:.04em;color:var(--df-muted);border-top:1px solid var(--ink);margin-bottom:1.6rem;padding-top:.55rem;font-size:.7rem}.auth .rail b{color:var(--ink);letter-spacing:.02em;font-size:.78rem;font-weight:500;display:block}.auth h1{font-family:var(--f-display);letter-spacing:-.012em;text-wrap:balance;margin:0 0 1rem;font-size:clamp(1.9rem,1.2rem + 2vw,2.9rem);font-weight:400;line-height:1.14}.auth .lede{color:var(--ink-2);max-width:34rem;margin:0 0 2.2rem}.auth .spec{border:1px solid var(--rule);background:var(--paper-2);padding:1.5rem 1.6rem}.auth .spec-head{font-family:var(--f-mono);letter-spacing:.07em;text-transform:uppercase;color:var(--df-muted);border-bottom:1px solid var(--rule-soft);justify-content:space-between;gap:1rem;margin-bottom:1.1rem;padding-bottom:.85rem;font-size:.68rem;display:flex}.auth .clause{font-family:var(--f-display);margin:0;font-size:1.04rem;line-height:1.72}.auth .clause .num{font-family:var(--f-mono);color:var(--df-muted);margin-right:.5rem;font-size:.8rem}.auth .clause .ttl{font-weight:500}.auth del{text-decoration:line-through;-webkit-text-decoration-color:var(--redline);text-decoration-color:var(--redline);color:var(--redline);background:var(--redline-bg);padding:0 .12em;text-decoration-thickness:1.5px}.auth ins{color:var(--df-insert);background:var(--insert-bg);border-bottom:1.5px solid var(--df-insert);padding:0 .12em;text-decoration:none}.auth .spec-foot{border-top:1px solid var(--rule-soft);color:var(--df-muted);margin:1.15rem 0 0;padding-top:.9rem;font-size:.84rem}.auth .panel{border:1px solid var(--ink);background:var(--paper-2);padding:2rem 1.9rem 2.1rem}.auth .panel h2{font-family:var(--f-display);letter-spacing:-.008em;margin:0 0 .35rem;font-size:1.5rem;font-weight:400}.auth .panel .sub{color:var(--df-muted);margin:0 0 1.7rem;font-size:.9rem}.auth .panel label{font-family:var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--df-muted);font-size:.7rem}.auth .panel input{border:1px solid var(--rule);background:var(--paper);height:2.85rem;color:var(--ink);font-family:var(--f-body);box-shadow:none;border-radius:0;padding:0 .85rem;font-size:.95rem}.auth .panel input:focus,.auth .panel input:focus-visible{border-color:var(--ink);box-shadow:none}.auth .panel input::placeholder{color:var(--df-muted);opacity:.75}.auth .panel button[type=submit]{border:1px solid var(--ink);background:var(--ink);width:100%;height:2.85rem;color:var(--paper);font-family:var(--f-body);border-radius:0;font-size:.94rem;font-weight:500;transition:opacity .12s}.auth .panel button[type=submit]:hover:not(:disabled){opacity:.86;background:var(--ink)}.auth .panel button[type=submit]:disabled{opacity:.55}.auth .panel button[type=button]{color:var(--df-muted);border-radius:0}.auth .panel button[type=button]:hover{color:var(--ink);background:0 0}.auth .panel a{color:var(--df-muted);font-family:var(--f-mono);letter-spacing:.05em;border-bottom:1px solid #0000;font-size:.68rem;text-decoration:none}.auth .panel a:hover{color:var(--ink);border-bottom-color:var(--ink)}.auth .panel [role=alert]{border:1px solid var(--redline);background:var(--redline-bg);color:var(--redline);border-radius:0;font-size:.88rem}.auth .panel [role=alert] svg{color:var(--redline)}.auth .foot{border-top:1px solid var(--rule)}.auth .foot-in{font-family:var(--f-mono);letter-spacing:.04em;color:var(--df-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem 1.5rem;padding:1.15rem 0;font-size:.7rem;display:flex}.auth .foot-in nav{gap:1.25rem;display:flex}.auth .foot-in a{text-decoration:none}.auth .foot-in a:hover{color:var(--ink)}@media (prefers-reduced-motion:reduce){.auth *{transition:none!important;animation:none!important}}