:root {
  --bg: #f5f5f4; --card: #fff; --ink: #1c1917; --muted: #78716c; --line: #e7e5e4;
  --brand: #4f46e5; --brand-ink: #fff; --ok: #15803d; --okbg: #dcfce7; --err: #b91c1c; --errbg: #fee2e2;
  --info: #1d4ed8; --infobg: #dbeafe; --warnbg: #fef3c7; --warn: #92400e;
  --ai: #eef2ff; --lead: #fff;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0c0a09; --card: #1c1917; --ink: #f5f5f4; --muted: #a8a29e; --line: #292524;
    --brand: #818cf8; --brand-ink: #111; --okbg: #052e16; --ok: #86efac; --errbg: #450a0a; --err: #fca5a5;
    --infobg: #172554; --info: #93c5fd; --warnbg: #422006; --warn: #fcd34d; --ai: #1e1b4b; --lead: #292524; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--ink); }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h3 { font-size: 1rem; margin: 1.2rem 0 .5rem; }
main { max-width: 1280px; margin: 0 auto; padding: 1.5rem 1rem 4rem; }

.top { display: flex; align-items: center; gap: 1.5rem; padding: .7rem 1rem; background: var(--card);
  border-bottom: 1px solid var(--line); flex-wrap: wrap; position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; font-size: 1.1rem; color: var(--ink); }
.brand span { color: var(--brand); font-weight: 500; }
.top nav { display: flex; gap: .2rem; flex-wrap: wrap; flex: 1; }
.top nav a { padding: .35rem .7rem; border-radius: 6px; color: var(--muted); }
.top nav a.on, .top nav a:hover { background: var(--bg); color: var(--ink); text-decoration: none; }
.who { color: var(--muted); font-size: .9rem; }

.head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: .5rem; }
.head h1 { margin: 0; }
.help { color: var(--muted); max-width: 900px; margin: .2rem 0 1rem; }
.muted { color: var(--muted); }

.btn { display: inline-block; padding: .5rem .9rem; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink); cursor: pointer; font: inherit; }
.btn:hover { text-decoration: none; filter: brightness(.97); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: var(--brand-ink); }
.btn.danger { color: var(--err); border-color: var(--err); background: transparent; }
button.link { background: none; border: 0; color: var(--brand); cursor: pointer; padding: 0; font: inherit; }

.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.flash.ok { background: var(--okbg); color: var(--ok); }
.flash.erro { background: var(--errbg); color: var(--err); }
.flash.info { background: var(--infobg); color: var(--info); }

.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 10px; }
table { border-collapse: collapse; width: 100%; }
th, td { padding: .6rem .8rem; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
td.right { text-align: right; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
td.warn { color: var(--warn); background: var(--warnbg); }

.form { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1.2rem; max-width: 720px; }
.form.wide { max-width: none; }
.form.login { max-width: 380px; margin: 4rem auto; }
.field { display: block; margin-bottom: .9rem; }
.field > span { display: block; font-size: .85rem; color: var(--muted); margin-bottom: .25rem; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=search], select, textarea {
  width: 100%; padding: .5rem .6rem; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); font: inherit; }
textarea { font: 13.5px/1.55 ui-monospace, "SF Mono", Menlo, monospace; resize: vertical; }
input[type=checkbox] { width: 1.1rem; height: 1.1rem; }
.actions { display: flex; gap: .5rem; margin-top: 1rem; }
.danger-zone { max-width: 720px; margin-top: 1rem; text-align: right; }
.row { display: flex; gap: .5rem; align-items: center; margin-top: .7rem; flex-wrap: wrap; }
.row input[type=text] { flex: 1; min-width: 200px; }
.row select { width: auto; flex: 1; }
.inline select { width: auto; min-width: 260px; }
.filters { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.filters select, .filters input { width: auto; min-width: 160px; }

.grid2 { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 1.2rem; align-items: start; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; } }
aside { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1rem; }
aside h3:first-child { margin-top: 0; }
.versions { list-style: none; margin: 0; padding: 0; }
.versions li { padding: .5rem 0; border-bottom: 1px solid var(--line); }
.versions li.on b { color: var(--ok); font-size: .8rem; margin-left: .3rem; }
.versions small { display: block; color: var(--muted); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 1rem 1.2rem; margin-bottom: 1rem; }
.warn-card { background: var(--warnbg); border-color: transparent; }
.warn-card h3 { margin-top: 0; color: var(--warn); }
.warn-card ul { margin: 0; padding-left: 1.2rem; }

.tag { font-size: .72rem; padding: .05rem .4rem; border-radius: 4px; background: var(--infobg); color: var(--info); }
.tag.red { background: var(--errbg); color: var(--err); }
.st { font-size: .8rem; padding: .15rem .5rem; border-radius: 999px; background: var(--bg); }
.st-com_corretor { background: var(--okbg); color: var(--ok); }
.st-humano { background: var(--warnbg); color: var(--warn); }

.chat { display: flex; flex-direction: column; gap: .5rem; background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 1rem; max-height: 75vh; overflow-y: auto; }
.msg { max-width: 75%; padding: .55rem .8rem; border-radius: 12px; border: 1px solid var(--line); white-space: normal; }
.msg.lead { align-self: flex-start; background: var(--lead); }
.msg.ai { align-self: flex-end; background: var(--ai); }
dl.info { display: grid; grid-template-columns: auto 1fr; gap: .3rem .8rem; margin: 0 0 1rem; font-size: .9rem; }
dl.info dt { color: var(--muted); }
dl.info dd { margin: 0; }
.resumo { background: var(--bg); padding: .6rem; border-radius: 8px; font-size: .9rem; }
aside form { margin-top: .7rem; }

/* Leads de formulário */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .8rem; margin: 1rem 0; }
.cards .card { margin: 0; display: flex; flex-direction: column; }
.cards .card b { font-size: 1.6rem; }
.cards .card span { color: var(--muted); font-size: .9rem; }
details.box { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: .8rem 1.2rem; margin-bottom: 1rem; }
details.box summary { cursor: pointer; }
details.box code { word-break: break-all; white-space: normal; }
details.box td { white-space: normal; }
.erro-txt { color: var(--err); white-space: normal; }
.st-enviado, .st-novo { background: var(--infobg); color: var(--info); }
.st-respondeu { background: var(--okbg); color: var(--ok); }
.st-falhou { background: var(--errbg); color: var(--err); }
.st-sem_resposta, .st-duplicado, .st-em_conversa, .st-ignorado { background: var(--warnbg); color: var(--warn); }