/* Leitor de manual (mãe / reutilizável) */
.mr-shell { padding-bottom: 24px; }
.mr-layout {
  display: grid;
  grid-template-columns: minmax(180px, 0.85fr) minmax(0, 2.2fr) minmax(180px, 0.9fr);
  gap: 16px;
  margin: 12px 0 28px;
  align-items: start;
}
.mr-aside,
.mr-actions,
.mr-article {
  border: 1px solid var(--m-line, rgba(255,255,255,.12));
  border-radius: 16px;
  background: var(--m-panel, rgba(12,36,58,.72));
  backdrop-filter: blur(10px);
  padding: 16px;
}
.mr-aside h2,
.mr-actions h2 {
  margin: 0 0 12px;
  font-family: var(--m-display, inherit);
  font-size: 1rem;
  letter-spacing: -0.02em;
}
.mr-toc {
  display: grid;
  gap: 6px;
  max-height: calc(100vh - 220px);
  overflow: auto;
}
.mr-toc a {
  display: block;
  text-decoration: none;
  color: var(--m-muted, #9eb6cb);
  font-size: 0.88rem;
  padding: 7px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
}
.mr-toc a:hover { color: var(--m-text, #f2f7fb); background: rgba(255,255,255,.05); }
.mr-toc a.h2 { font-weight: 700; color: var(--m-text, #f2f7fb); }
.mr-toc a.h3 { padding-left: 18px; font-size: 0.82rem; }
.mr-actions { display: grid; gap: 10px; }
.mr-actions .mkt-btn { width: 100%; justify-content: center; text-align: center; box-sizing: border-box; }
.mr-article { min-height: 60vh; }
.mr-body {
  color: #dceaf5;
  font-size: 0.98rem;
  line-height: 1.6;
}
.mr-body h1,
.mr-body h2,
.mr-body h3 {
  font-family: var(--m-display, inherit);
  letter-spacing: -0.02em;
  color: #fff;
  scroll-margin-top: 18px;
}
.mr-body h1 { font-size: 1.7rem; margin: 0 0 12px; }
.mr-body h2 { font-size: 1.25rem; margin: 1.4em 0 0.55em; border-top: 1px solid rgba(255,255,255,.1); padding-top: 0.9em; }
.mr-body h2:first-child { border-top: 0; padding-top: 0; margin-top: 0; }
.mr-body h3 { font-size: 1.05rem; margin: 1em 0 0.4em; color: #9fd9f5; }
.mr-body p { margin: 0.55em 0; }
.mr-body ul, .mr-body ol { margin: 0.4em 0 0.8em; padding-left: 1.25rem; }
.mr-body li { margin: 0.25em 0; }
.mr-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 0.8em 0;
}
.mr-body th, .mr-body td {
  border: 1px solid rgba(255,255,255,.12);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}
.mr-body th { background: rgba(6,18,30,.55); color: #9eb6cb; }
.mr-body code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.88em;
  background: rgba(6,18,30,.65);
  padding: 1px 5px;
  border-radius: 5px;
}
.mr-body pre {
  background: #061018;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 12px 14px;
  overflow: auto;
  color: #cfe6ff;
  font-size: 0.82rem;
  line-height: 1.45;
}
.mr-body pre code { background: none; padding: 0; }
.mr-body a { color: #2ec4ff; }
.mr-body hr {
  border: 0;
  border-top: 1px solid rgba(255,255,255,.12);
  margin: 1.4em 0;
}
.mr-body strong { color: #fff; }
@media (max-width: 960px) {
  .mr-layout { grid-template-columns: 1fr; }
  .mr-toc { max-height: none; }
}
@media print {
  .mkt-ambient, .mkt-nav, .mr-aside, .mr-actions, .mkt-footer { display: none !important; }
  .mr-layout { display: block; }
  .mr-article { border: 0; background: #fff; color: #000; }
  .mr-body, .mr-body h1, .mr-body h2, .mr-body h3, .mr-body strong { color: #000 !important; }
}