:root {
  --primary-color: #1a73e8;
  --primary-hover: #1557b0;
  --background-color: #f5f5f5;
  --card-color: #ffffff;
  --border-color: #dadce0;
  --text-color: #202124;
  --error-color: #d93025;
  --success-color: #188038;
  --shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.3),
    0 1px 3px 1px rgba(60, 64, 67, 0.15);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Roboto', Arial, sans-serif;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

header h1 {
  color: var(--primary-color);
  font-size: 1.8rem;
  font-weight: bold;
}

/* Estilos do Formulário */
form {
  background-color: var(--card-color);
  border-radius: 8px;
  padding: 2rem;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  font-size: 0.9rem;
}

input,
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 1rem;
  transition: border 0.3s;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1em;
  padding-right: 2.5rem;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Estilos para a lista de patrimônios */
.patrimonio-item {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 16px; /* Aumentei o padding aqui */
  border-bottom: 1px solid #e0e0e0;
  align-items: start;
}

.patrimonio-item:last-child {
  border-bottom: none; 
}

.add-btn,
.remove-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.3s;
  height: 42px; /* Mesma altura que os inputs */
}

.add-btn {
  background-color: var(--primary-color);
  color: white;
  margin-top: 0.5rem;
}

.add-btn:hover {
  background-color: var(--primary-hover);
}

.remove-btn {
  background-color: #f1f3f4;
  color: var(--text-color);
}

.remove-btn:hover:not([disabled]) {
  background-color: #e8eaed;
}

.remove-btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Estilos para o campo de assinatura */
.signature-container {
  position: relative;
  margin-top: 0.5rem;
}

#signature-pad {
  width: 100%;
  height: 200px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: #fff;
}

#clear-signature {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
}

/* Estilos para os botões de ação */
.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.primary-btn,
.secondary-btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.3s;
}

.primary-btn {
  background-color: var(--primary-color);
  color: white;
  flex: 1;
}

.primary-btn:hover {
  background-color: var(--primary-hover);
}

.secondary-btn {
  background-color: #f1f3f4;
  color: var(--text-color);
}

.secondary-btn:hover {
  background-color: #e8eaed;
}

/* Estilos para o rodapé */
footer {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.8rem;
  color: #5f6368;
}

/* Responsividade */
@media (max-width: 768px) {
  .container {
    margin: 1rem auto;
  }

  form {
    padding: 1.5rem;
  }

  .patrimonio-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .form-actions {
    flex-direction: column;
  }

  header h1 {
    font-size: 1.5rem;
  }

  input,
  select,
  .add-btn,
  .remove-btn {
    font-size: 16px;
    height: 44px;
  }

  select {
    padding: 0.75rem;
  }
}

/* Ajustes específicos para iPhone */
@media screen and (max-width: 390px) {
  .container {
    padding: 0.5rem;
  }

  form {
    padding: 1rem;
  }

  .patrimonio-item {
    margin-bottom: 1rem;
  }

  input,
  select,
  button {
    min-height: 44px;
  }
}