:root {
  /* Paleta inspirada na logo TMT */
  --verde-escuro: #2c6a16;
  --verde: #307219;
  --verde-inst: #16803d;
  --verde-claro: #71b754;
  --verde-suave: #eef6ea;
  --cinza-0: #f8f8f8;
  --cinza-1: #e7e8e8;
  --cinza-2: #d7d9da;
  --texto: #1f2a1c;
  --texto-2: #5b6658;
  --fundo: #f4f6f3;
  --cartao: #ffffff;
  --borda: #dfe3dc;
  --erro: #c62828;
  --erro-suave: #fdecea;
  --alerta: #a86b00;
  --alerta-suave: #fff4e0;
  --info: #1565c0;
  --info-suave: #e8f1fc;
  --raio: 12px;
  --sombra: 0 1px 2px rgba(20, 40, 15, .06), 0 4px 16px rgba(20, 40, 15, .06);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--fundo);
  color: var(--texto);
  font-size: 15px;
  line-height: 1.5;
}
[hidden] { display: none !important; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5rem; }
button, input, select { font: inherit; }

.tela { min-height: 100vh; }
.centro { display: grid; place-items: center; padding: 16px; }

/* ---------- Componentes ---------- */
.cartao {
  background: var(--cartao);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  box-shadow: var(--sombra);
  padding: 24px;
}
.botao {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid var(--borda); background: var(--cartao); color: var(--texto);
  padding: 10px 16px; border-radius: 8px; cursor: pointer; font-weight: 500;
  transition: background .15s, border-color .15s;
}
.botao:hover { background: var(--cinza-0); border-color: var(--cinza-2); }
.botao.primario { background: var(--verde); border-color: var(--verde); color: #fff; }
.botao.primario:hover { background: var(--verde-escuro); }
.botao.fantasma { background: transparent; }
.botao.pequeno { padding: 6px 12px; font-size: 14px; }
.botao.perigo { color: var(--erro); }
.botao:disabled { opacity: .55; cursor: not-allowed; }
.link { background: none; border: 0; color: var(--verde-inst); cursor: pointer; padding: 4px 0; font-weight: 500; }
.link:hover { text-decoration: underline; }
.dica { color: var(--texto-2); font-size: 13.5px; margin: 0; }
.linha-botoes { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }

.form { display: flex; flex-direction: column; gap: 14px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; font-weight: 500; color: var(--texto-2); }
input[type=text], input[type=email], input[type=password], input[type=search], select {
  padding: 10px 12px; border: 1px solid var(--borda); border-radius: 8px;
  background: #fff; color: var(--texto); font-size: 15px; width: 100%;
}
input:focus, select:focus { outline: 2px solid var(--verde-claro); outline-offset: 1px; border-color: var(--verde-claro); }

.mensagem { margin-top: 14px; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.mensagem.erro { background: var(--erro-suave); color: var(--erro); }
.mensagem.ok { background: var(--verde-suave); color: var(--verde-escuro); }

.spinner {
  width: 36px; height: 36px; border-radius: 50%;
  border: 3px solid var(--cinza-1); border-top-color: var(--verde);
  animation: girar 0.8s linear infinite;
}
@keyframes girar { to { transform: rotate(360deg); } }

.aviso {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: var(--texto); color: #fff; padding: 10px 18px; border-radius: 8px;
  box-shadow: var(--sombra); z-index: 50; max-width: calc(100% - 32px); font-size: 14px;
}
.aviso.erro { background: var(--erro); }

/* ---------- Login ---------- */
.auth { display: grid; grid-template-columns: 1.1fr 1fr; }
.auth-lado {
  background: linear-gradient(160deg, var(--verde-escuro), var(--verde-inst) 70%, var(--verde-claro));
  color: #fff; padding: 64px 56px; display: flex; flex-direction: column; justify-content: center;
}
.auth-logo { width: 150px; background: #fff; border-radius: 16px; padding: 12px; margin-bottom: 28px; }
.auth-lado h1 { font-size: 34px; margin-bottom: 12px; }
.auth-lado p { font-size: 17px; opacity: .92; max-width: 440px; }
.auth-tipos { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.auth-tipos li { background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.3); padding: 4px 12px; border-radius: 99px; font-size: 13px; }
.auth-form-area { display: grid; place-items: center; padding: 32px 16px; }
.auth-cartao { width: 100%; max-width: 400px; }
.auth-logo-mobile { display: none; width: 90px; margin: 0 auto 16px; }
.abas-auth { display: flex; background: var(--cinza-0); border-radius: 8px; padding: 4px; margin-bottom: 20px; }
.abas-auth button { flex: 1; border: 0; background: transparent; padding: 8px; border-radius: 6px; cursor: pointer; font-weight: 500; color: var(--texto-2); }
.abas-auth button.ativa { background: #fff; color: var(--verde); box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.pendente { max-width: 440px; text-align: center; }

/* ---------- App ---------- */
.topo {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: #fff; border-bottom: 1px solid var(--borda); padding: 10px 24px;
}
.marca { display: flex; align-items: center; gap: 10px; }
.marca img { width: 40px; height: 40px; object-fit: contain; }
.marca div { display: flex; flex-direction: column; line-height: 1.15; }
.marca strong { color: var(--verde); font-size: 17px; }
.marca span { color: var(--texto-2); font-size: 13px; }
.usuario { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--texto-2); }

.abas {
  display: flex; gap: 2px; background: #fff; border-bottom: 1px solid var(--borda);
  padding: 0 16px; overflow-x: auto; scrollbar-width: thin;
}
.abas button {
  border: 0; background: none; padding: 12px 14px; cursor: pointer; white-space: nowrap;
  color: var(--texto-2); font-weight: 500; border-bottom: 3px solid transparent;
}
.abas button:hover { color: var(--verde); }
.abas button.ativa { color: var(--verde); border-bottom-color: var(--verde); }
.abas .separador { width: 1px; background: var(--borda); margin: 10px 8px; flex: none; }

.conteudo { max-width: 1180px; margin: 0 auto; padding: 24px 16px 64px; }
.cabecalho-pagina { margin-bottom: 20px; }
.cabecalho-pagina p { color: var(--texto-2); margin: 0; }

.grade-envio { display: grid; grid-template-columns: minmax(0, 380px) minmax(0, 1fr); gap: 20px; align-items: start; }

.zona-upload {
  border: 2px dashed var(--cinza-2); border-radius: 10px; padding: 28px 16px; text-align: center;
  cursor: pointer; background: var(--cinza-0); transition: border-color .15s, background .15s;
}
.zona-upload:hover, .zona-upload.arrastando { border-color: var(--verde-claro); background: var(--verde-suave); }
.zona-upload .icone { font-size: 30px; color: var(--verde); }
.zona-upload strong { display: block; margin: 6px 0 2px; }
.zona-upload.com-arquivo { border-style: solid; border-color: var(--verde-claro); background: var(--verde-suave); }

.titulo-secao { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.titulo-secao h3 { margin: 0; font-size: 16px; }

.lista-docs { display: flex; flex-direction: column; gap: 10px; }
.doc {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 16px; align-items: center;
  border: 1px solid var(--borda); border-radius: 10px; padding: 12px 14px; background: #fff;
}
.doc-nome { font-weight: 600; overflow-wrap: anywhere; }
.doc-meta { color: var(--texto-2); font-size: 13px; }
.doc-acoes { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.vazio { color: var(--texto-2); text-align: center; padding: 28px 12px; }

.selo { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 2px 10px; border-radius: 99px; white-space: nowrap; }
.selo.concluido { background: var(--verde-suave); color: var(--verde-escuro); }
.selo.erro { background: var(--erro-suave); color: var(--erro); }
.selo.andamento { background: var(--info-suave); color: var(--info); }
.selo.pendente { background: var(--alerta-suave); color: var(--alerta); }
.selo .ponto { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.selo.andamento .ponto { animation: pulsar 1.2s ease-in-out infinite; }
@keyframes pulsar { 50% { opacity: .3; } }
.tipo-tag { font-size: 12px; font-weight: 700; color: var(--verde); background: var(--verde-suave); padding: 2px 8px; border-radius: 6px; }

/* Tabelas */
.filtros { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.filtros > * { flex: 1 1 180px; max-width: 320px; }
.tabela-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--borda); vertical-align: middle; }
th { font-size: 12.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--texto-2); background: var(--cinza-0); }
tr:hover td { background: #fbfcfa; }
td .doc-acoes { justify-content: flex-start; }

/* Admin */
.metricas { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 20px; }
.metrica .rotulo { color: var(--texto-2); font-size: 13px; }
.metrica .valor { font-size: 26px; font-weight: 700; color: var(--verde); }
.metrica .valor.alerta { color: var(--erro); }
.barra { height: 8px; background: var(--cinza-1); border-radius: 99px; overflow: hidden; margin-top: 8px; }
.barra > div { height: 100%; background: var(--verde-claro); }
.barra > div.alerta { background: var(--erro); }
.bloco { margin-bottom: 24px; }

@media (max-width: 860px) {
  .auth { grid-template-columns: 1fr; }
  .auth-lado { display: none; }
  .auth-logo-mobile { display: block; }
  .grade-envio { grid-template-columns: 1fr; }
  .topo { padding: 10px 16px; }
  .marca span { display: none; }
  .doc { grid-template-columns: 1fr; }
  .doc-acoes { justify-content: flex-start; }
  #usuario-nome { display: none; }
}