/* EmailSend — estilo base compartilhado (vanilla, sem build). */
:root {
  --azul: #0656e9;
  --azul-escuro: #0a45c4;
  --azul-claro: #2bbffc;
  --tinta: #0f172a;
  --cinza: #64748b;
  --borda: #e2e8f0;
  --fundo: #f8fafc;
  --branco: #ffffff;
  --verde: #16a34a;
  --vermelho: #dc2626;
  --raio: 10px;
  --sombra: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--fundo);
  color: var(--tinta);
  line-height: 1.5;
}
a { color: var(--azul); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Topo */
.topo {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; background: var(--branco); border-bottom: 1px solid var(--borda);
}
.logo { display: inline-flex; align-items: center; font-weight: 700; font-size: 18px; color: var(--tinta); }
.logo img { width: 26px; height: 26px; object-fit: contain; display: block; margin-right: 9px; }
.logo span { color: var(--azul); }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: var(--raio); border: 1px solid transparent;
  background: var(--azul); color: #fff; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: background .15s;
}
.btn:hover { background: var(--azul-escuro); text-decoration: none; }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn.secundario { background: var(--branco); color: var(--tinta); border-color: var(--borda); }
.btn.secundario:hover { background: var(--fundo); }

/* Cartões / formulários */
.centro { min-height: calc(100vh - 65px); display: flex; align-items: center; justify-content: center; padding: 24px; }
.cartao {
  width: 100%; max-width: 400px; background: var(--branco);
  border: 1px solid var(--borda); border-radius: 14px; box-shadow: var(--sombra); padding: 32px;
}
.cartao h1 { font-size: 22px; margin: 0 0 4px; }
.cartao .sub { color: var(--cinza); font-size: 14px; margin: 0 0 24px; }
.campo { margin-bottom: 16px; }
.campo label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--tinta); }
.campo input {
  width: 100%; padding: 11px 13px; border: 1px solid var(--borda); border-radius: var(--raio);
  font-size: 14px; outline: none; transition: border-color .15s, box-shadow .15s;
}
.campo input:focus { border-color: var(--azul); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.btn.bloco { width: 100%; }
.rodape-form { text-align: center; margin-top: 18px; font-size: 14px; color: var(--cinza); }

/* Mensagens */
.aviso { padding: 10px 13px; border-radius: var(--raio); font-size: 13px; margin-bottom: 16px; display: none; }
.aviso.erro { background: #fef2f2; color: var(--vermelho); border: 1px solid #fecaca; display: block; }
.aviso.ok { background: #f0fdf4; color: var(--verde); border: 1px solid #bbf7d0; display: block; }

/* Painel */
.conteudo { max-width: 900px; margin: 0 auto; padding: 32px 24px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.box { background: var(--branco); border: 1px solid var(--borda); border-radius: 14px; box-shadow: var(--sombra); padding: 20px; }
.box h2 { font-size: 16px; margin: 0 0 12px; }
.box .linha { display: flex; justify-content: space-between; font-size: 14px; padding: 6px 0; border-bottom: 1px solid var(--fundo); }
.box .linha:last-child { border-bottom: none; }
.pill { font-size: 12px; font-weight: 600; padding: 2px 10px; border-radius: 999px; }
.pill.ok { background: #dcfce7; color: var(--verde); }
.pill.off { background: #fee2e2; color: var(--vermelho); }

/* Landing */
.hero { max-width: 760px; margin: 0 auto; padding: 72px 24px; text-align: center; }
.hero h1 { font-size: 40px; line-height: 1.15; margin: 0 0 16px; }
.hero p { font-size: 18px; color: var(--cinza); margin: 0 0 28px; }
.hero .acoes { display: flex; gap: 12px; justify-content: center; }
.selo { display: inline-block; font-size: 13px; font-weight: 600; color: var(--azul); background: #eff6ff; padding: 5px 14px; border-radius: 999px; margin-bottom: 20px; }
@media (max-width: 480px) { .hero h1 { font-size: 30px; } }