:root{--ink:#17352e;--muted:#5a716a;--paper:#edf4f1;--card:#fff;--line:#cbded6;--green:#076b4c;--navy:#173f73;--amber:#9a5107;--shadow:0 10px 28px rgba(20,58,47,.08)}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif}
.ac-wrap{max-width:1180px;margin:auto;padding:24px 16px 64px}
.ac-hero,.ac-validator,.ac-toolbar,.ac-item{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
.ac-hero{padding:24px;color:#fff;background:linear-gradient(135deg,#082f27,#0a7756)}
.ac-kicker{font-size:.78rem;font-weight:900;letter-spacing:.09em}
.ac-hero h1{margin:4px 0 8px;font-size:clamp(1.65rem,4vw,2.5rem);line-height:1.15}
.ac-hero p{max-width:850px;margin:0}
.ac-hero nav{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.ac-hero a,button{border:0;border-radius:10px;padding:10px 13px;background:#fff;color:var(--green);text-decoration:none;font:inherit;font-weight:850;cursor:pointer}
.ac-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}
.ac-metrics div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px}
.ac-metrics b{display:block;font-size:1.35rem}
.ac-warning{padding:14px 15px;border-left:5px solid #dc8a17;border-radius:10px;background:#fff7e7;color:#734008}
.ac-toolbar{display:grid;grid-template-columns:180px minmax(220px,1fr) auto;align-items:end;gap:12px;padding:14px;margin:14px 0}
.ac-toolbar label,.ac-validator label{display:grid;gap:5px;font-weight:800}
.ac-toolbar input,.ac-toolbar select,.ac-validator select,.ac-validator textarea{width:100%;min-height:44px;border:1px solid #acc8bd;border-radius:9px;padding:9px 10px;background:#fff;color:var(--ink);font:inherit}
.ac-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ac-item{padding:16px;overflow-wrap:anywhere}
.ac-item h3{margin:0 0 6px;font-size:1.02rem}
.ac-item p{margin:5px 0;color:var(--muted)}
.ac-item ul{margin:8px 0 0;padding-left:20px}
.ac-badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#e7f2ed;color:#07583f;font-size:.78rem;font-weight:900}
.ac-badge.locked{background:#fff0da;color:#884207}
.ac-validator{display:grid;grid-template-columns:minmax(250px,.8fr) minmax(320px,1.2fr);gap:16px;margin-top:18px;padding:18px}
.ac-validator h2{margin-top:0}
.ac-validator textarea{min-height:360px;font:12px/1.45 ui-monospace,SFMono-Regular,Consolas,monospace;resize:vertical}
.ac-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.ac-actions button{background:var(--green);color:#fff}
.ac-actions .secondary{background:#e7f0ec;color:#07523e}
#receipt-result{min-height:72px;margin:12px 0 0;padding:12px;border-radius:10px;background:#f2f7f5;white-space:pre-wrap;overflow-wrap:anywhere}
.ac-item,.ac-toolbar>*,.ac-validator>*{min-width:0}
footer{text-align:center;margin-top:18px;color:var(--muted);font-size:.88rem}
@media(max-width:760px){.ac-wrap{padding:12px 10px 44px}.ac-metrics,.ac-grid,.ac-validator,.ac-toolbar{grid-template-columns:1fr}.ac-hero,.ac-item,.ac-validator,.ac-toolbar{border-radius:14px}.ac-toolbar{align-items:stretch}}