:root{
  --teal:#0f766e; --teal-d:#0b5a54; --teal-l:#e6f3f1;
  --amber:#b45309; --amber-l:#fdf1e3;
  --ink:#12211f; --muted:#5b6b68; --line:#e3e9e8;
  --bg:#f5f7f6; --card:#ffffff;
  --ok:#15803d; --ok-l:#e7f5ec; --warn:#b45309; --warn-l:#fdf1e3; --dang:#b91c1c; --dang-l:#fdecec;
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

/* Topbar */
.topbar{position:sticky;top:0;z-index:20;background:var(--teal);color:#fff;
  padding-top:env(safe-area-inset-top,0)}
.topbar-in{max-width:760px;margin:0 auto;display:flex;align-items:center;
  justify-content:space-between;padding:12px 16px}
.brand{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;
  font-weight:700;font-size:18px}
.brand-key{display:flex;opacity:.95}

/* Conteúdo */
.wrap{max-width:760px;margin:0 auto;padding:16px 16px
  calc(84px + env(safe-area-inset-bottom,0))}

/* Cartões */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;margin-bottom:14px}
.card h2{margin:0 0 4px;font-size:17px}
.muted{color:var(--muted)}
.small{font-size:13px}

/* Botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  width:100%;padding:14px 18px;border:none;border-radius:12px;background:var(--teal);
  color:#fff;font-size:16px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:background .15s}
.btn:active{background:var(--teal-d)}
.btn-ghost{background:transparent;color:var(--teal);border:1.5px solid var(--teal)}
.btn-amber{background:var(--amber)}
.btn-sm{width:auto;padding:9px 14px;font-size:14px;border-radius:10px}

/* Formulários */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input,.field select{width:100%;padding:13px 14px;border:1.5px solid var(--line);
  border-radius:12px;font-size:16px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus{outline:none;border-color:var(--teal)}

/* Flash */
.flash{padding:12px 14px;border-radius:12px;margin-bottom:14px;font-size:14px;font-weight:500}
.flash-ok{background:var(--ok-l);color:var(--ok)}
.flash-erro{background:var(--dang-l);color:var(--dang)}
.flash-info{background:var(--teal-l);color:var(--teal-d)}

/* Estado vazio */
.empty{text-align:center;padding:34px 18px}
.empty .big{font-size:40px;line-height:1}
.empty h3{margin:12px 0 4px}

/* Métricas do painel */
.metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.metric{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.metric .lbl{font-size:12px;color:var(--muted);font-weight:600}
.metric .val{font-size:24px;font-weight:700;margin-top:2px}
.metric.ok .val{color:var(--ok)} .metric.warn .val{color:var(--warn)}

/* Tabbar inferior */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:20;background:#fff;
  border-top:1px solid var(--line);display:flex;
  padding-bottom:env(safe-area-inset-bottom,0)}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:9px 0 7px;color:var(--muted);text-decoration:none;font-size:11px;font-weight:600}
.tab .ic{font-size:19px;line-height:1}
.tab.on{color:var(--teal)}

.rodape-axb{position:fixed;bottom:0;left:0;right:0;pointer-events:none;
  text-align:center;font-size:10px;color:transparent}

/* Auth (login/cadastro) */
.auth{max-width:400px;margin:0 auto;padding-top:8px}
.auth .logo{text-align:center;margin:10px 0 22px}
.auth .logo .k{width:56px;height:56px;border-radius:16px;background:var(--teal);color:#fff;
  display:inline-flex;align-items:center;justify-content:center}
.auth h1{text-align:center;font-size:22px;margin:14px 0 2px}
.auth .sub{text-align:center;color:var(--muted);font-size:14px;margin:0 0 22px}
.auth .alt{text-align:center;margin-top:18px;font-size:14px}
.auth .alt a{color:var(--teal);font-weight:600;text-decoration:none}