:root {
  --amz-dark: #131921;
  --amz-blue: #007185;
  --amz-blue-dark: #005a6b;
  --amz-orange: #febd69;
  --amz-red: #cc0c39;
  --amz-green: #067d62;
  --bg: #f6f7f8;
  --card-bg: #ffffff;
  --border: #d5d9d9;
  --text: #0f1111;
  --text-muted: #565959;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Amazon Ember", "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* Top bar */
.topbar {
  background: var(--amz-dark);
  color: #fff;
  padding: 14px 0;
}

.topbar-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.logo {
  font-size: 20px;
  font-weight: 700;
}

.subtitle {
  font-size: 14px;
  color: var(--amz-orange);
}

/* Container */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

h1 {
  font-size: 28px;
  margin: 0 0 8px;
}

.lead {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 32px;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 14px;
  margin-bottom: 20px;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--amz-blue);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--amz-blue-dark);
  text-decoration: underline;
}

/* Card grid (index) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.help-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow .15s ease, transform .15s ease;
}

.help-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,.1);
  transform: translateY(-2px);
}

.help-card h2 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--amz-blue);
}

.help-card p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.link-arrow {
  font-size: 14px;
  font-weight: 700;
  color: var(--amz-blue);
}

/* Article */
.article {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px;
}

.article h1 {
  font-size: 26px;
}

.article h2 {
  font-size: 20px;
  margin-top: 32px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.article h3 {
  font-size: 16px;
  margin-top: 24px;
  color: var(--amz-blue-dark);
}

/* Path / URL badge */
.path-box {
  background: #f0f2f2;
  border: 1px solid var(--border);
  border-left: 4px solid var(--amz-blue);
  border-radius: 4px;
  padding: 12px 16px;
  margin: 16px 0;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 14px;
  word-break: break-all;
}

.path-box .path-label {
  display: block;
  font-family: "Amazon Ember", "Segoe UI", Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 4px;
}

/* Steps */
.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.steps li {
  position: relative;
  padding: 12px 0 12px 48px;
  border-bottom: 1px solid #eee;
}

.steps li:last-child {
  border-bottom: none;
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 12px;
  width: 30px;
  height: 30px;
  background: var(--amz-blue);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

/* Buttons reference */
.btn {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 4px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.btn-send {
  background: var(--amz-green);
}

.btn-reject {
  background: var(--amz-red);
}

.btn-info {
  background: #2ba3d3;
}

.btn-teal {
  background: #2e8b8b;
}

.btn-amber {
  background: #f0ad4e;
  color: #3d2c00;
}

/* Code / status tags */
.code-tag {
  display: inline-block;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.code-warn {
  background: #fff3cd;
  color: #7a5b00;
  border: 1px solid #f0d98a;
}

.code-error {
  background: #fde8ea;
  color: #a3122f;
  border: 1px solid #f3b6bf;
}

.code-ok {
  background: #e5f5ec;
  color: var(--amz-green);
  border: 1px solid #a9dcc0;
}

/* Note box */
.note {
  background: #fef8e7;
  border: 1px solid #f0d98a;
  border-left: 4px solid var(--amz-orange);
  border-radius: 4px;
  padding: 12px 16px;
  margin: 20px 0;
  font-size: 14px;
}

.note strong {
  color: #7a5b00;
}

/* Fields table */
table.fields {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

table.fields th,
table.fields td {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--border);
}

table.fields th {
  background: #f0f2f2;
  font-weight: 700;
}

/* Screenshot */
.screenshot {
  margin: 20px 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.screenshot img {
  display: block;
  width: 100%;
  height: auto;
}

.screenshot figcaption {
  background: #f0f2f2;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text-muted);
}

/* Screenshot placeholder (print pendente) */
.screenshot.pending {
  border-style: dashed;
  border-color: var(--amz-blue);
}

.screenshot .placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 180px;
  background: repeating-linear-gradient(
    45deg,
    #f6f7f8,
    #f6f7f8 10px,
    #eef0f0 10px,
    #eef0f0 20px
  );
  color: var(--text-muted);
  font-size: 14px;
  text-align: center;
  padding: 24px;
}

.screenshot .placeholder .ph-icon {
  font-size: 32px;
  line-height: 1;
}

.screenshot .placeholder code {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 13px;
  color: var(--amz-blue-dark);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 20px 24px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ============================================================
   Layout com sidebar de navegação + busca + data de atualização
   ============================================================ */

/* Wrapper de duas colunas (sidebar + conteúdo) */
.layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px;
  align-items: start;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.sidebar h3 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  margin: 0 0 12px;
}

/* Barra de busca */
.doc-search {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 16px;
  outline: none;
}

.doc-search:focus {
  border-color: var(--amz-blue);
  box-shadow: 0 0 0 2px rgba(0,113,133,.15);
}

/* Lista de navegação */
.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list li {
  margin: 0;
}

.nav-list a {
  display: block;
  padding: 8px 10px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--text);
  font-size: 14px;
}

.nav-list a:hover {
  background: #f0f2f2;
  color: var(--amz-blue-dark);
}

.nav-list a.active {
  background: var(--amz-blue);
  color: #fff;
  font-weight: 600;
}

.nav-list a.soon {
  color: var(--text-muted);
  font-style: italic;
}

.nav-sep {
  border: none;
  border-top: 1px solid var(--border);
  margin: 12px 0;
}

/* Conteúdo ocupa a segunda coluna */
.layout .content {
  min-width: 0;
}

/* Badge de última atualização */
.updated-badge {
  display: inline-block;
  background: #f0f2f2;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.updated-badge strong {
  color: var(--text);
}

/* Destaque para termos técnicos com link para o glossário */
.term {
  border-bottom: 1px dashed var(--amz-blue);
  cursor: help;
  text-decoration: none;
  color: inherit;
}

.term:hover {
  color: var(--amz-blue-dark);
}

/* Glossário */
.glossary dt {
  font-weight: 700;
  color: var(--amz-blue-dark);
  margin-top: 16px;
}

.glossary dd {
  margin: 4px 0 0;
  color: var(--text);
}

/* Changelog */
.changelog {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.changelog li {
  border-left: 3px solid var(--amz-blue);
  padding: 8px 0 8px 16px;
  margin-bottom: 16px;
}

.changelog .cl-date {
  font-size: 13px;
  font-weight: 700;
  color: var(--amz-blue-dark);
}

.changelog ul {
  margin: 6px 0 0;
  padding-left: 20px;
  font-size: 14px;
}

/* Aviso de busca sem resultados */
.no-results {
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  display: none;
}

/* Responsivo: sidebar acima do conteúdo em telas menores */
@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
  }
}

/* Card "em breve" */
.help-card.soon-card {
  opacity: .75;
  border-style: dashed;
}

.badge-soon {
  display: inline-block;
  background: var(--amz-orange);
  color: #3d2c00;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  vertical-align: middle;
  margin-left: 6px;
}