:root{color-scheme:light;--ink:#193e40;--gold:#bc8742;--paper:#f7f4eb;--line:#dddccc}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;line-height:1.65}header{padding:20px 5%;display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}a{color:var(--ink);text-underline-offset:4px}header span{letter-spacing:3px;font-size:14px}main{max-width:1000px;margin:50px auto;padding:0 28px}.eyebrow{letter-spacing:3px;color:#797851;font-size:13px}h1{font-family:Georgia,'Songti SC',serif;font-size:clamp(32px,5vw,52px);font-weight:500;line-height:1.3;margin:18px 0 22px}h2{font-size:21px;font-weight:600;margin:0 0 18px}.intro{max-width:700px;color:#5b716c}.notice{padding:18px 22px;background:#eee4ce;border-left:3px solid var(--gold);margin:28px 0}section{background:#fffcf5;border:1px solid var(--line);border-radius:14px;padding:26px;margin:22px 0}.heading{display:flex;align-items:start;justify-content:space-between;gap:15px}.pill{font-size:12px;border:1px solid var(--line);padding:4px 12px;border-radius:20px;white-space:nowrap}dl{margin:0 0 20px}dl div{display:grid;grid-template-columns:125px 1fr;gap:12px;border-bottom:1px solid #efeee2;padding:10px 0}dt{color:#75847a}dd{margin:0;overflow-wrap:anywhere;font-size:14px}.actions{display:flex;align-items:end;gap:12px;flex-wrap:wrap}button{font:inherit;font-size:14px;padding:12px 19px;border:1px solid var(--ink);border-radius:8px;background:var(--ink);color:#fff;cursor:pointer}button.secondary{background:transparent;color:var(--ink)}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:3px}input,select{font:inherit;font-size:14px;padding:12px;background:white;border:1px solid #b4bfb2;border-radius:7px;max-width:100%}input:not([type=checkbox]){min-width:280px}#hash{flex:1}label{display:block;font-size:14px;margin:12px 0 8px}.actions label{margin:0}.actions select{display:block;min-width:180px}.check{display:flex;gap:10px;align-items:start}.check input{margin-top:6px}.muted{font-size:13px;color:#6f7c71}.code{font-family:monospace;overflow-wrap:anywhere;font-size:12px}#message{position:sticky;bottom:15px;background:var(--ink);color:white;padding:16px 22px;border-radius:10px;font-size:14px;box-shadow:0 4px 20px #123a3a20}#message.error{background:#79412f}footer{font-size:12px;color:#7b826f;margin:32px 0}details{font-size:13px}summary{cursor:pointer}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:11px;max-height:150px;overflow:auto;background:#f0efe5;padding:14px}[hidden]{display:none!important}@media(max-width:620px){main{margin-top:28px;padding:0 15px}header{font-size:12px;padding:15px;flex-wrap:wrap}header span{display:none}section{padding:20px}.heading{display:block}.pill{display:inline-block;margin-bottom:15px}dl div{grid-template-columns:1fr;gap:2px}input:not([type=checkbox]){width:100%;min-width:0}.actions{align-items:stretch}#message{bottom:8px}}