:root{--paper:#f7f5ef;--card:#fff;--ink:#1d2420;--muted:#6b7280;--line:#e5e0d3;--green:#1e6b4f;--soft:#e8f0e9;--red:#b42318;--redbg:#fef3f2}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,system-ui,sans-serif}
a{color:var(--green)}h1{font-family:Fraunces,Georgia,serif;font-size:30px;margin:4px 0}h2{font-family:Fraunces,Georgia,serif;font-size:21px;margin:0 0 10px}h3{font-size:15px;margin:16px 0 6px}
.layout{max-width:1180px;margin:0 auto;padding:18px 16px 48px}.banner{background:#fff7d6;border:1px solid #e7c65a;border-radius:12px;padding:12px 14px;font-size:14px;margin-bottom:14px}
.top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:flex-start}.sub{color:var(--muted);font-size:14px}
.shell{display:grid;grid-template-columns:220px 1fr;gap:16px;margin-top:16px}nav{background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;height:fit-content;position:sticky;top:14px}
nav button{display:block;width:100%;text-align:left;border:0;background:transparent;padding:10px 12px;border-radius:10px;cursor:pointer;font-weight:600;font-size:14px}
nav button.active{background:var(--green);color:#fff}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.big{font-size:26px;font-weight:700}.label{color:var(--muted);font-size:13px}.muted{color:var(--muted);font-size:13px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;font-size:15px;background:#fff;font-family:inherit}textarea{min-height:70px}
label{font-size:13px;font-weight:600;display:block;margin:11px 0 6px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.btn{background:var(--green);color:#fff;border:0;padding:12px 14px;border-radius:10px;font-weight:700;cursor:pointer;margin-top:10px}.btn2{background:#fff;color:var(--green);border:1px solid var(--green)}
.btn:disabled{opacity:.55;cursor:wait}.btngroup{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.btngroup .btn{flex:1 1 170px;margin-top:8px}
.msg{border-radius:12px;padding:12px 14px;font-size:14px;margin-top:12px;border:1px solid var(--line);background:#fff}.msg.ok{border-color:#a6c8b2;background:var(--soft)}.msg.err{border-color:#f0a49f;background:var(--redbg);color:#7a271a}
pre{background:#f3f1e8;border:1px solid var(--line);border-radius:12px;padding:12px;white-space:pre-wrap;word-break:break-word;font-size:13px;margin-top:10px}
.hidden{display:none!important}.page{display:none}.page.on{display:block}
.loader{position:sticky;top:8px;z-index:50;background:var(--green);color:#fff;padding:11px 14px;border-radius:12px;display:flex;gap:10px;align-items:center;font-weight:700;box-shadow:0 4px 14px rgba(0,0,0,.18);margin-bottom:12px}
.spinner{width:18px;height:18px;min-width:18px;border:3px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:inline-block}
.spinner.small{width:14px;height:14px;min-width:14px;border-width:2px;vertical-align:-2px}
@keyframes spin{to{transform:rotate(360deg)}}
.btn.loading{opacity:.75;cursor:wait}
@media(max-width:800px){.shell{grid-template-columns:1fr}.grid{grid-template-columns:1fr}.row{grid-template-columns:1fr}nav{position:static;display:grid;grid-template-columns:1fr 1fr}nav button{width:auto;font-size:13px;padding:11px 10px}
.btngroup .btn{flex:1 1 100%}.btn{width:100%}
table,thead,tbody,th,td,tr{display:block}thead{display:none}table{min-width:0}tr{border:1px solid var(--line);border-radius:12px;padding:8px;margin-bottom:10px}td{border:0;padding:6px 2px;white-space:normal;display:flex;justify-content:space-between;gap:10px}td::before{content:attr(data-label);color:var(--muted);font-size:12px;font-weight:600}}