:root{--ink:#14211f;--muted:#5c6b68;--line:#e2e8e6;--bg:#f6f8f7;--card:#fff;--brand:#0f766e;--brand-d:#0b5a54;--accent:#d97706;--err:#b42318;--ok:#067647}
*{box-sizing:border-box}
body{margin:0;font:15px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.nav nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.nav nav a{text-decoration:none;color:var(--ink);font-weight:500}
.logo{font-weight:800;font-size:22px;text-decoration:none;color:var(--brand);letter-spacing:-.5px}
.logo span{color:var(--accent)}
.devbar{background:#fef3c7;color:#92400e;text-align:center;font-size:13px;padding:6px}
main{padding:24px 16px 48px}
h1{font-size:26px;line-height:1.2;margin:0 0 12px}
h2{font-size:19px;margin:0 0 12px}
h3{font-size:16px;margin:16px 0 8px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:16px}
.card.hl{border-color:var(--brand);box-shadow:0 0 0 3px #0f766e14}
.narrow{max-width:620px;margin-left:auto;margin-right:auto}
.muted{color:var(--muted)} .small{font-size:13px}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:11px 18px;font:600 15px system-ui,sans-serif;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--brand-d)}
.btn.sm{padding:7px 12px;font-size:14px}
.btn.ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.link{background:none;border:0;color:var(--brand);cursor:pointer;padding:6px 0;font:inherit;text-decoration:underline}
.danger{color:var(--err)}
label{display:block;font-weight:600;font-size:14px;margin-bottom:14px}
input,select,textarea{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid #cfd8d6;border-radius:9px;font:15px system-ui,sans-serif;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);border-color:transparent}
label.check{display:flex;gap:10px;font-weight:400;align-items:flex-start}
label.check input{width:auto;margin-top:4px}
form.inline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
form.inline input,form.inline select{width:auto;flex:1;min-width:120px;margin:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.flash{padding:10px 14px;border-radius:10px;margin-bottom:14px;background:#ecfdf3;color:var(--ok);border:1px solid #abefc6}
.flash.err{background:#fef3f2;color:var(--err);border-color:#fecdca}
.flash.info{background:#eff8ff;color:#175cd3;border-color:#b2ddff}
.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center;padding:24px 0 36px}
.hero h1{font-size:36px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p{font-size:17px;color:var(--muted)}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.steps{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 20px 20px 40px;margin:0}
.steps li{margin:8px 0}
.sect-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.sect-head select{width:auto;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.req{text-decoration:none;color:var(--ink);transition:transform .1s,box-shadow .1s;margin:0}
.req:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0001}
.req h3{margin:6px 0 12px}
.route{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--accent)}
.kv{display:flex;justify-content:space-between;padding:4px 0;font-size:14px}
.kv span{color:var(--muted)}
.kvs{margin:14px 0;border-top:1px solid var(--line);padding-top:10px}
.kv.total{border-top:1px solid var(--line);margin-top:6px;padding-top:10px;font-size:17px}
.reward{color:var(--ok)}
.meta{font-size:12px;color:var(--muted);margin-top:8px}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:3px 9px;border-radius:99px;background:#eef2f1;color:var(--muted)}
.b-open{background:#eff8ff;color:#175cd3}.b-accepted,.b-delivered{background:#fffaeb;color:#b54708}
.b-paid,.b-purchased,.b-arrived{background:#f0fdf9;color:var(--brand)}.b-completed{background:#ecfdf3;color:var(--ok)}
.b-disputed,.b-cancelled{background:#fef3f2;color:var(--err)}
.desc{white-space:normal}
.detail{max-width:760px;margin:0 auto}
.offer{display:flex;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:10px}
.offer-act{text-align:right;display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.code{font-family:ui-monospace,monospace;letter-spacing:4px;background:#fffaeb;padding:2px 10px;border-radius:8px;color:#b54708}
.chat{max-height:340px;overflow:auto;margin-bottom:12px}
.msg{background:#f2f4f3;border-radius:10px;padding:8px 12px;margin:6px 40px 6px 0;font-size:14px}
.msg.mine{background:#e6f4f1;margin:6px 0 6px 40px}
.timeline{list-style:none;padding:0;margin:0}.timeline li{padding:6px 0;border-bottom:1px dashed var(--line);font-size:14px}
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl td,.tbl th{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl .r{text-align:right;white-space:nowrap}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.tabs a{padding:8px 14px;border-radius:99px;background:#fff;border:1px solid var(--line);text-decoration:none;color:var(--ink);font-size:14px}
.tabs a.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.stats .card span{display:block;color:var(--muted);font-size:13px}.stats .card b{font-size:24px}
details summary{cursor:pointer;font-weight:600}
.prose li{margin:4px 0}
.foot{border-top:1px solid var(--line);padding:20px 0;font-size:13px;color:var(--muted);background:#fff}
@media (max-width:720px){
  .hero{grid-template-columns:1fr}.hero h1{font-size:28px}.row2{grid-template-columns:1fr}
  .offer{flex-direction:column}.offer-act{align-items:flex-start;text-align:left}
  .tbl{display:block;overflow-x:auto}
}