@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Noto+Serif+SC:wght@500;700;900&display=swap');
:root{--ink:#19231f;--paper:#f3f0e7;--card:#fffdf6;--line:#cbc7b8;--green:#176b4d;--mint:#b9e2cb;--red:#b83a2d;--muted:#6e746f;--shadow:8px 8px 0 #19231f}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Serif SC",serif;background-image:linear-gradient(rgba(25,35,31,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(25,35,31,.045) 1px,transparent 1px);background-size:24px 24px}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:56px 0 100px}.masthead{display:flex;justify-content:space-between;gap:32px;align-items:flex-start;margin-bottom:42px}.eyebrow,.kicker{font:500 12px "IBM Plex Mono",monospace;letter-spacing:.16em;color:var(--green);margin:0 0 10px}.masthead h1{font-size:clamp(46px,7vw,86px);line-height:.98;margin:0;letter-spacing:-.05em}.masthead em{font-style:normal;color:var(--green)}.session{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end;font-family:"IBM Plex Mono",monospace;font-size:12px}.badge{padding:6px 9px;border:1px solid currentColor;background:var(--mint)}.notice,.panel{background:var(--card);border:1.5px solid var(--ink);box-shadow:var(--shadow);padding:28px;margin-bottom:28px}.notice p{margin-bottom:0}.panel{display:grid;grid-template-columns:64px 1fr;gap:22px}.step-number{font:500 14px "IBM Plex Mono",monospace;border:1px solid var(--ink);width:46px;height:46px;display:grid;place-items:center;background:var(--mint)}.config-panel{grid-template-columns:64px minmax(180px,.6fr) 1.4fr}.panel h2{font-size:28px;margin:0 0 8px}.muted{color:var(--muted);margin:0;line-height:1.7}.section-head{grid-column:2}.checks{display:grid;gap:8px}.check{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}.check b{font:500 12px "IBM Plex Mono",monospace}.check .ok{color:var(--green)}.check .bad{color:var(--red)}.two-columns,.customer-row,.message,.confirmation,.actions,.result{grid-column:2}.two-columns{display:grid;grid-template-columns:1fr 42px 1fr;gap:16px;align-items:center;margin-top:26px}.arrow{text-align:center;font-size:30px;color:var(--green)}.field{display:flex;flex-direction:column;gap:8px}.field>span{font-weight:700}.field small{color:var(--muted)}input,select,textarea{width:100%;border:1.5px solid var(--ink);background:#fff;padding:12px 13px;color:var(--ink);font:14px "Noto Serif SC",serif;border-radius:0}input:focus,select:focus,textarea:focus{outline:3px solid var(--mint);outline-offset:0}code{font:12px "IBM Plex Mono",monospace;color:var(--muted);overflow-wrap:anywhere}.customer-row{display:flex;gap:16px;align-items:flex-end;margin-top:26px}.grow{flex:1}.message{margin-top:22px}.message small{text-align:right}.button{border:1.5px solid var(--ink);background:var(--green);color:white;padding:13px 18px;font:700 14px "Noto Serif SC",serif;cursor:pointer;box-shadow:3px 3px 0 var(--ink)}.button:hover{transform:translate(1px,1px);box-shadow:2px 2px 0 var(--ink)}.button:disabled{opacity:.4;cursor:not-allowed;transform:none}.button.secondary{background:var(--card);color:var(--ink)}.button.danger{background:var(--red)}.button.compact{padding:8px 10px;font-size:12px}.danger-panel{border-color:var(--red)}.confirmation{display:flex;gap:10px;align-items:flex-start;margin-top:24px;padding:16px;background:#f7ded7;border-left:4px solid var(--red)}.confirmation input{width:auto;margin-top:4px}.actions{display:flex;gap:12px;margin-top:20px}.summary{font-size:18px;line-height:1.7;margin:14px 0 0}.result{white-space:pre-wrap;background:var(--ink);color:#dce9e1;padding:18px;min-height:90px;margin-top:20px;font:13px/1.7 "IBM Plex Mono",monospace;overflow:auto}
.panel>*{min-width:0}.section-head,.checks,.two-columns,.customer-row,.message,.confirmation,.actions,.result,.batch-controls,.batch-preview,.confirmation-phrase,.history-list{min-width:0;max-width:100%}.field,input,select,textarea,details,summary{min-width:0;max-width:100%}.check span,.check b,.summary,.batch-preview,.history-row span{overflow-wrap:anywhere;word-break:break-word}.result{width:100%;overflow:auto;white-space:pre-wrap;word-break:break-word}
.batch-panel{border-color:#a56a13}.batch-controls,.batch-preview,.confirmation-phrase,.batch-message{grid-column:2}.batch-controls{display:flex;gap:16px;align-items:center;margin-top:22px;flex-wrap:wrap}.batch-controls .confirmation{grid-column:auto;margin:0;flex:1 1 420px}.batch-controls .button{flex:0 1 auto}.batch-preview{margin-top:18px;padding:18px;border:1px dashed var(--ink);background:#fff8df;line-height:1.8;overflow:hidden}.batch-preview details{margin-top:10px;max-width:100%}.batch-preview summary{cursor:pointer}.batch-preview ul{max-height:220px;overflow:auto;margin-bottom:0;padding-left:24px}.batch-message{margin-top:20px}.confirmation-phrase{margin-top:16px}
.history-list{grid-column:2;display:grid;gap:9px;margin-top:18px;overflow-x:auto}.history-row{display:grid;grid-template-columns:minmax(140px,1.2fr) minmax(90px,.8fr) minmax(160px,1fr) minmax(54px,.5fr) minmax(72px,.6fr) auto;gap:10px;align-items:center;padding:12px;border-bottom:1px solid var(--line);font:12px "IBM Plex Mono",monospace;min-width:760px}.history-row button{padding:7px 10px}.history-panel .actions{margin-top:12px}
@media(max-width:760px){.shell{width:min(100% - 20px,1120px);padding-top:28px}.masthead{display:block}.session{justify-content:flex-start;margin-top:24px}.panel,.config-panel{grid-template-columns:34px minmax(0,1fr);padding:14px 12px;gap:8px}.config-panel .checks{grid-column:2}.two-columns{grid-template-columns:minmax(0,1fr)}.arrow{transform:rotate(90deg)}.customer-row,.batch-controls{display:grid;grid-template-columns:minmax(0,1fr)}.batch-controls>*{grid-column:1!important;width:100%;min-width:0}.batch-controls .confirmation{display:flex;flex-basis:auto}.batch-controls .button{width:100%}.batch-preview{padding:14px}.batch-preview ul{padding-left:20px}.masthead h1{font-size:42px}.check{display:grid;gap:5px}.actions{flex-wrap:wrap}.actions .button{width:100%}.history-list{overflow:visible}.history-row{min-width:0;grid-template-columns:minmax(0,1fr);gap:6px;border:1px solid var(--line);background:#fff;padding:14px}.history-row button{width:100%;margin-top:4px}}