:root{
  --azul:#1d4ed8; --azul-esc:#1e3a8a; --azul-claro:#eff6ff;
  --tinta:#0f172a; --cinza:#64748b; --linha:#e2e8f0; --fundo:#f8fafc; --card:#fff;
  --verde:#15803d; --verde-cl:#dcfce7; --vermelho:#b91c1c; --vermelho-cl:#fee2e2;
  --ambar:#b45309; --ambar-cl:#fef3c7; --raio:10px;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--tinta);background:var(--fundo);font-size:15px;line-height:1.45}
a{color:var(--azul);text-decoration:none} a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 16px} h2{font-size:17px;margin:0 0 12px}
.topo{background:var(--azul-esc);color:#fff;display:flex;align-items:center;gap:20px;padding:0 20px;height:56px;flex-wrap:wrap}
.topo .marca{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.3px;color:#fff}
.topo nav{display:flex;gap:4px;flex:1;overflow-x:auto}
.topo nav a{color:#cbd5e1;padding:8px 12px;border-radius:8px;white-space:nowrap}
.topo nav a.ativo,.topo nav a:hover{background:rgba(255,255,255,.12);color:#fff;text-decoration:none}
.topo .usu{font-size:13px;color:#cbd5e1} .topo .usu a{color:#fff}
main{max-width:1100px;margin:0 auto;padding:24px 16px 60px}
.card{background:var(--card);border:1px solid var(--linha);border-radius:var(--raio);padding:20px;margin-bottom:18px}
.grade{display:grid;gap:18px} .g2{grid-template-columns:1fr 1fr} .g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:800px){.g2,.g4{grid-template-columns:1fr 1fr}.topo{height:auto;padding:10px 16px;gap:8px 16px}.topo .marca{flex:1}.topo nav{order:3;flex-basis:100%}}
@media (max-width:520px){.g2{grid-template-columns:1fr}}
.metrica{background:var(--card);border:1px solid var(--linha);border-radius:var(--raio);padding:16px}
.metrica b{display:block;font-size:28px} .metrica span{color:var(--cinza);font-size:13px}
.selo{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:600}
.selo.ok{background:var(--verde-cl);color:var(--verde)} .selo.erro{background:var(--vermelho-cl);color:var(--vermelho)}
.selo.alerta{background:var(--ambar-cl);color:var(--ambar)} .selo.neutro{background:#f1f5f9;color:var(--cinza)}
.btn{display:inline-block;border:0;border-radius:8px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer;background:var(--azul);color:#fff}
.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn.sec{background:#fff;color:var(--tinta);border:1px solid var(--linha)} .btn.perigo{background:var(--vermelho)}
.btn.peq{padding:5px 10px;font-size:13px}
form.inline{display:inline}
label{display:block;font-weight:600;font-size:13px;margin:14px 0 6px}
label small{font-weight:400;color:var(--cinza)}
input[type=text],input[type=password],input[type=number],input[type=search],textarea,select{width:100%;padding:9px 11px;border:1px solid #cbd5e1;border-radius:8px;font:inherit;background:#fff}
textarea{min-height:110px;resize:vertical}
input:focus,textarea:focus{outline:2px solid #93c5fd;border-color:var(--azul)}
table{width:100%;border-collapse:collapse} th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--linha);vertical-align:top}
th{font-size:12px;color:var(--cinza);text-transform:uppercase;letter-spacing:.4px}
.tabela{overflow-x:auto}
.mudo{color:var(--cinza);font-size:13px}
.aviso{padding:10px 14px;border-radius:8px;margin-bottom:14px}
.aviso.ok{background:var(--verde-cl);color:var(--verde)} .aviso.erro{background:var(--vermelho-cl);color:var(--vermelho)}
.aviso.info{background:var(--azul-claro);color:var(--azul-esc)}
.qr{display:flex;gap:22px;align-items:center;flex-wrap:wrap} .qr svg{background:#fff;border-radius:8px}
.passos{margin:0;padding-left:18px} .passos li{margin:4px 0}
.chat{display:flex;flex-direction:column;gap:8px}
.bolha{max-width:78%;padding:9px 12px;border-radius:12px;white-space:pre-wrap;word-wrap:break-word}
.bolha .meta{display:block;font-size:11px;color:var(--cinza);margin-top:4px}
.bolha.entrada{background:#fff;border:1px solid var(--linha);align-self:flex-start}
.bolha.robo{background:#dbeafe;align-self:flex-end} .bolha.humano{background:#dcfce7;align-self:flex-end}
.pre{white-space:pre-wrap;background:#f1f5f9;border-radius:8px;padding:12px}
.acoes{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.check{display:flex;gap:8px;align-items:center;font-weight:600;margin-top:14px}
/* login padrão BR Helpdesk */
body.login{background:#0b1220;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px}
.login-card{background:#fff;border-radius:14px;padding:32px 28px;width:100%;max-width:380px;box-shadow:0 20px 50px rgba(0,0,0,.35)}
.login-card .logo{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:18px;text-align:center}
.login-card .logo b{font-size:20px;letter-spacing:.5px} .login-card .logo span{color:var(--cinza);font-size:13px}
.login-card .btn{width:100%;margin-top:20px;padding:11px}
.rodape-login{color:#94a3b8;font-size:13px;margin-top:18px;text-align:center}