:root{--page:#eeeeeb;--surface:#fcfcfb;--ink:#0b0b0b;--ink-2:#52514e;--muted:#898781;--hairline:#ddddd6;--border:#0b0b0b1a;--accent:#256abf;--brand:#d95f00;--ok:#2f7d33;--caution:#b26a00;--shorten:#d7301f;--danger:#900}*{box-sizing:border-box}body{background:var(--page);color:var(--ink);margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}a{color:var(--accent)}.topnav{border-bottom:1px solid var(--hairline);background:var(--surface);flex-wrap:wrap;align-items:center;gap:.6rem;padding:.55rem 2.1rem;display:flex}.topnav .logo img{border-radius:6px;width:26px;height:26px;display:block}.topnav .brand{color:var(--brand);margin-right:.4rem;font-weight:700}.pill{color:var(--ink-2);border:1px solid var(--hairline);background:var(--page);border-radius:999px;margin-left:auto;padding:.15rem .6rem;font-size:.75rem}.masthead{max-width:880px;margin:0 auto;padding:2rem 2.1rem .5rem}h1{letter-spacing:-.01em;margin:0 0 .6rem;font-size:1.9rem}.standfirst{color:var(--ink-2);max-width:62ch;font-size:1.05rem}main{max-width:880px;margin:0 auto;padding:0 2.1rem 2rem}h2{margin:1.6rem 0 .6rem;font-size:1.2rem}.modelrow{flex-direction:row;align-items:center;gap:.5rem;margin:0 0 .8rem;font-size:.9rem;display:flex}.modelrow select{max-width:100%}.cards{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:.8rem;display:grid}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:.9rem 1rem}.card h3{margin:0 0 .25rem;font-size:1.02rem}.card p{color:var(--ink-2);margin:.2rem 0 .6rem;font-size:.9rem}.card button,.primary{background:var(--brand);color:#fff;cursor:pointer;border:0;border-radius:8px;padding:.45rem .9rem;font-weight:700}button:disabled{opacity:.5;cursor:default}#custom{margin-top:1rem}#custom summary{cursor:pointer;color:var(--accent);font-weight:600}#custom-form{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-top:.6rem;padding:1rem}.formrow{flex-wrap:wrap;align-items:end;gap:.8rem;margin:.5rem 0;display:flex}label{color:var(--ink-2);flex-direction:column;gap:.2rem;font-size:.85rem;display:flex}input,select{font:inherit;border:1px solid var(--hairline);background:#fff;border-radius:7px;padding:.35rem .5rem}.petrow{flex-wrap:wrap;align-items:end;gap:.6rem;margin:.4rem 0;display:flex}.petrow button{color:var(--muted);cursor:pointer;background:0 0;border:0;font-size:1.1rem}.small{font-size:.8rem}.muted{color:var(--muted)}.runhead{align-items:center;gap:1rem;display:flex}.runhead h2{margin-right:auto}.reset{background:var(--surface);color:var(--brand);border:2px solid var(--brand);cursor:pointer;border-radius:10px;padding:.5rem 1.1rem;font-size:.95rem;font-weight:800}.reset:hover{background:var(--brand);color:#fff}.trace{background:var(--surface);border:1px solid var(--border);border-radius:12px;max-height:46vh;padding:.8rem 1rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;line-height:1.55;overflow-y:auto}.trace .t-plan{color:var(--ink-2);white-space:pre-wrap;border-left:3px solid var(--hairline);margin:.3rem 0;padding-left:.6rem}.trace .t-call{color:var(--ink)}.trace .t-call .name{color:var(--accent);font-weight:700}.trace .t-result{color:var(--muted)}.trace .t-bounce,.trace .t-veto{color:var(--caution)}.trace .t-error{color:var(--danger);font-weight:700}.trace .t-note{color:var(--muted);font-style:italic}.verdict-card{border-left:6px solid var(--hairline)}.verdict-card .v{letter-spacing:.02em;font-weight:800}.v-OK{color:var(--ok)}.bl-OK{border-left-color:var(--ok)}.v-CAUTION{color:var(--caution)}.bl-CAUTION{border-left-color:var(--caution)}.v-SHORTEN{color:var(--shorten)}.bl-SHORTEN{border-left-color:var(--shorten)}.v-DO_NOT_WALK{color:var(--danger)}.bl-DO_NOT_WALK{border-left-color:var(--danger)}.map-box{border:1px solid var(--border);background:var(--surface);border-radius:12px;height:52vh;min-height:360px;margin:1rem 0 .3rem}.mapnote{color:var(--muted);margin-top:.2rem;font-size:.8rem}.timeline{padding-left:1.2rem}.timeline li{margin:.3rem 0}.advice{background:var(--surface);border:1px solid var(--border);color:var(--ink-2);border-radius:12px;padding:.8rem 1rem}#about p{max-width:68ch;color:var(--ink-2)}.tools{max-width:68ch;color:var(--ink-2);padding-left:1.2rem}.tools li{margin:.4rem 0}.mk-inline{vertical-align:text-bottom;width:22px;height:22px;box-shadow:none;border-width:1.5px;font-size:.75rem;display:inline-flex}.mk{color:#fff;cursor:pointer;border:2px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:.85rem;font-weight:800;display:flex;box-shadow:0 1px 4px #0006}footer{border-top:1px solid var(--hairline);background:var(--surface);color:var(--muted);margin-top:2rem;padding:1rem 2.1rem;font-size:.85rem}