/* Variáveis de Tema (Light) */
:root {
  --bg-color: #f9f9f9;
  --card-bg-color: #ffffff;
  --text-color: #333333;
  --accent-color: #007bff;
  --accent-hover: #0056b3;
  --input-bg: #ffffff;
  --input-border: #cccccc;
  --input-focus-border: #007bff;
  --button-text-color: #ffffff;
  --button-bg: #007bff;
  --button-hover-bg: #0056b3;
  --separator-color: #dddddd;
  --modal-bg-color: #ffffff;
  --code-bg-color: #f0f0f0;
  --code-border-color: #007bff;
  --border-radius: 0.4rem;
  --transition-fast: 0.2s ease-in-out;
  --line-height: 1.5;
}

/* Reset Básico */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: var(--line-height);
  letter-spacing: 0.02em;
  overflow-y: scroll;
}

/* Container Principal */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 24px 16px;
}

/* Título */
h2.text-center {
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
  text-align: center;
  line-height: 1.3;
}

/* Card/Formulário */
.card-form {
  background-color: var(--card-bg-color);
  border: 1px solid #e0e0e0;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  padding: 24px;
  transition: box-shadow var(--transition-fast);
}

.card-form:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Labels */
.form-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent-color);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

/* Campos de Input e Select */
input.form-control,
select.form-select {
  width: 100%;
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--border-radius);
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
  color: var(--text-color);
  line-height: var(--line-height);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  margin-bottom: 1rem;
}

input.form-control::placeholder {
  color: #888888;
}

input.form-control:focus,
select.form-select:focus {
  outline: none;
  border-color: var(--input-focus-border);
  box-shadow: 0 0 6px rgba(0, 123, 255, 0.25);
}

/* Row e Colunas do Formulário */
.row.g-3 {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.row.g-3 .col-4,
.row.g-3 .col-6 {
  flex: 1 1 0;
  min-width: 0;
}

/* Botões */
.btn {
  display: inline-block;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  padding: 0.65rem 1.2rem;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  line-height: var(--line-height);
}

.btn-primary {
  background-color: var(--button-bg);
  color: var(--button-text-color);
}

.btn-primary:hover {
  background-color: var(--button-hover-bg);
  transform: translateY(-1px);
}

.btn-success {
  background-color: #28a745;
  color: var(--button-text-color);
}

.btn-success:hover {
  background-color: #1e7e34;
  transform: translateY(-1px);
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 6px rgba(0, 123, 255, 0.25);
}

/* Botões Ocultos */
.d-none {
  display: none !important;
}

/* Seção Endpoint */
#endpointSection {
  margin-top: 1rem;
}

#endpointOutput {
  width: 100%;
  background-color: #f1f1f1;
  border: 1px solid #cccccc;
  border-radius: var(--border-radius);
  padding: 0.75rem;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.9rem;
  color: #555555;
  line-height: 1.4;
}

/* Separador */
.separator {
  margin-top: 2rem;
  margin-bottom: 2rem;
  position: relative;
  text-align: center;
  font-weight: 600;
  font-size: 0.95rem;
  color: #888888;
  letter-spacing: 1px;
}

.separator::before,
.separator::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 25%;
  height: 1px;
  background-color: var(--separator-color);
}

.separator::before {
  left: 0;
}

.separator::after {
  right: 0;
}

/* Preview da Barra de Progresso */
.progress {
  background-color: #e9ecef;
  border-radius: var(--border-radius);
  height: 25px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-bar {
  background-color: var(--accent-color);
  color: #ffffff;
  font-weight: 500;
  line-height: 25px;
  text-align: center;
  transition: width var(--transition-fast);
}

/* Modais */
.modal-content {
  background-color: var(--modal-bg-color);
  border: 1px solid #dddddd;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  color: var(--text-color);
}

.modal-header {
  border-bottom: 1px solid #e0e0e0;
  padding: 1rem 1.5rem;
}

.modal-title {
  font-size: 1.25rem;
  color: var(--accent-color);
}

.modal-body {
  padding: 1.5rem;
  font-size: 1rem;
  line-height: var(--line-height);
}

.modal .btn-close {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.modal .btn-close:hover {
  opacity: 1;
}

/* Spinner */
.spinner-border {
  width: 2.5rem;
  height: 2.5rem;
  border-width: 0.3rem;
  color: var(--accent-color);
}