:root{--bg:#f4f5f7;--card:#fff;--txt:#1b1f24;--muted:#6b7280;--line:#e5e7eb;--pri:#7c3aed;--pri2:#ede9fe;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--me:#dcf8c6}
*{box-sizing:border-box}html,body{margin:0;height:100%}
body{font:15px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--txt)}
a{color:var(--pri)}button{font:inherit;cursor:pointer}input,select,textarea{font:inherit}
.top{display:flex;align-items:center;gap:12px;padding:10px 14px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top .brand{font-weight:700;color:var(--pri)}.top .sp{flex:1}.top .who{color:var(--muted);font-size:13px}
.tabs{display:flex;gap:4px}.tabs button{border:0;background:transparent;padding:8px 12px;border-radius:8px;color:var(--muted);font-weight:600}
.tabs button.on{background:var(--pri2);color:var(--pri)}.tabs .n{background:var(--bad);color:#fff;border-radius:10px;padding:0 6px;font-size:11px;margin-left:4px}
.btn{border:1px solid var(--line);background:#fff;padding:7px 12px;border-radius:8px}.btn.p{background:var(--pri);color:#fff;border-color:var(--pri)}
.btn.s{padding:4px 9px;font-size:13px}.btn:disabled{opacity:.5;cursor:default}
.wrap{padding:12px 14px;max-width:1300px;margin:0 auto}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px}
.muted{color:var(--muted);font-size:13px}.badge{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px;font-weight:600;background:#eef}
.badge.ok{background:#dcfce7;color:#166534}.badge.warn{background:#fef3c7;color:#92400e}.badge.bad{background:#fee2e2;color:#991b1b}.badge.g{background:#f3f4f6;color:#374151}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.banner{padding:8px 12px;border-radius:8px;font-size:13px;margin-bottom:8px}.banner.warn{background:#fef3c7;color:#92400e}.banner.ok{background:#dcfce7;color:#166534}.banner.bad{background:#fee2e2;color:#991b1b}
input.search{width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px;margin-bottom:8px}
/* conversas */
.chat{display:grid;grid-template-columns:340px 1fr;gap:10px;height:calc(100vh - 120px)}
.list{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:12px}
.list .it{padding:10px 12px;border-bottom:1px solid var(--line);cursor:pointer}.list .it:hover{background:#fafafa}.list .it.on{background:var(--pri2)}
.list .it .t{display:flex;justify-content:space-between;gap:6px}.list .it .nm{font-weight:600}.list .it .pv{color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list .it.unread .nm::before{content:"●";color:var(--pri);margin-right:6px;font-size:11px}
.thread{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:12px;min-height:0}
.thread .hd{padding:10px 12px;border-bottom:1px solid var(--line)}.thread .msgs{flex:1;overflow:auto;padding:12px;background:#efeae2}
.m{max-width:78%;margin:4px 0;padding:7px 10px;border-radius:10px;background:#fff;white-space:pre-wrap;word-break:break-word;font-size:14px}
.m.me{margin-left:auto;background:var(--me)}.m .meta{font-size:11px;color:var(--muted);margin-top:3px;text-align:right}.m img,.m video{max-width:100%;border-radius:8px;display:block}
.thread .ft{padding:10px;border-top:1px solid var(--line);display:flex;gap:8px}.thread .ft textarea{flex:1;padding:8px;border:1px solid var(--line);border-radius:8px;resize:none;height:44px}
/* pedidos */
table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{color:var(--muted);font-weight:600;font-size:12px}
tr.cl{cursor:pointer}tr.cl:hover{background:#fafafa}
.side{position:fixed;top:0;right:0;width:min(520px,100%);height:100%;background:#fff;box-shadow:-4px 0 20px rgba(0,0,0,.15);overflow:auto;padding:16px;z-index:9}
.side h3{margin:0 0 6px}.kv{display:grid;grid-template-columns:130px 1fr;gap:4px 10px;font-size:14px;margin:8px 0}.kv b{color:var(--muted);font-weight:600;font-size:12px}
.tl li{margin:3px 0;font-size:13px}
.fila .it{display:flex;gap:10px;align-items:flex-start}.fila .it .b{flex:1}
@media(max-width:800px){.chat{grid-template-columns:1fr;height:calc(100vh - 110px)}.chat.open .list{display:none}.chat:not(.open) .thread{display:none}.tabs button{padding:8px}.top .who{display:none}.kv{grid-template-columns:100px 1fr}}
.login{max-width:380px;margin:12vh auto;padding:0 16px}.login input{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:18px;margin:8px 0}
.login .btn{width:100%;padding:12px;font-size:16px}.err{color:var(--bad);font-size:14px;min-height:20px}