/* ---------- Capa ---------- */
.cover {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  padding-bottom: 36px;
  border-bottom: 1.5px solid var(--rule-strong);
}

.cover h1 {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 12px 0 16px;
}

.cover h1 em {
  font-style: normal;
  color: var(--brand);
}

.cover-lead {
  font-size: 17px;
  color: var(--ink-2);
  max-width: 34em;
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 22px;
  font-size: 13px;
  color: var(--ink-3);
}

.cover-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cover-meta .mdi { font-size: 17px; color: var(--brand); }

.cover-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 20px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: transform 0.15s, background 0.15s;
}

.btn:active { transform: scale(0.97); }
.btn .mdi { font-size: 20px; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-ink); color: #fff; }
.btn-ghost { border: 1.5px solid var(--rule-strong); color: var(--ink); }
.btn-ghost:hover { background: var(--paper); }

:root[data-theme="dark"] .btn-primary,
:root[data-theme="dark"] kbd:not(.search-field kbd) { color: #06281a; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .btn-primary,
  :root:not([data-theme="light"]) kbd:not(.search-field kbd) { color: #06281a; }
}

.block {
  margin-top: 40px;
}

.block-title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.block-title h2 {
  font-size: 22px;
  font-weight: 700;
}

.block-title::after {
  content: "";
  flex: 1;
  border-bottom: 1px dashed var(--rule);
  transform: translateY(-4px);
}

/* "O que precisa" — como a lista de conteúdo da embalagem */
.kit {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.kit-item {
  display: flex;
  gap: 14px;
  padding: 16px;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
}

.kit-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 24px;
  background: var(--sheet);
  color: var(--brand);
  border: 1.5px solid var(--rule);
  flex-shrink: 0;
}

.kit-item h3 { font-size: 15px; font-weight: 600; }
.kit-item p { font-size: 13.5px; color: var(--ink-2); line-height: 1.5; }
.kit-tag { font-size: 11px; color: var(--ink-3); font-weight: 500; }

/* Dia a dia — linha temporal */
.day {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  counter-reset: day;
  position: relative;
}

.day::before {
  content: "";
  position: absolute;
  top: 23px;
  left: 10%;
  right: 10%;
  border-top: 2px dashed var(--rule);
}

.day li { position: relative; text-align: center; }

.day a {
  display: block;
  padding: 0 4px 10px;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  transition: background 0.15s;
}

.day a:hover { background: var(--paper); }

.day-dot {
  width: 48px;
  height: 48px;
  margin: 0 auto 10px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--sheet);
  border: 2px solid var(--brand);
  color: var(--brand);
  font-size: 22px;
  position: relative;
}

.day-when { display: block; font-size: 12px; font-weight: 600; color: var(--brand-ink); text-transform: uppercase; letter-spacing: 0.08em; }
.day-what { display: block; font-size: 13.5px; color: var(--ink-2); line-height: 1.45; margin-top: 2px; }

/* Índice com linhas pontilhadas, como num livro */
.index-cols {
  columns: 2;
  column-gap: 40px;
}

.index-group {
  break-inside: avoid;
  margin-bottom: 18px;
}

.index-group ol { list-style: none; margin-top: 6px; }

.index-group a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 0;
  text-decoration: none;
  color: var(--ink);
}

.index-group a:hover .index-name { color: var(--brand-ink); text-decoration: underline; }
.index-name { font-weight: 500; }
.index-dots { flex: 1; border-bottom: 2px dotted var(--rule); transform: translateY(-4px); }
.index-num { font-family: var(--font-mono); font-size: 13px; color: var(--ink-3); }

/* ---------- Cabeçalho do capítulo ---------- */
.ch-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 28px;
  align-items: end;
  padding-bottom: 24px;
  border-bottom: 1.5px solid var(--rule-strong);
}

.ch-num {
  font-family: var(--font-mono);
  font-size: clamp(64px, 9vw, 108px);
  font-weight: 700;
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 2px var(--brand);
  grid-row: span 2;
}

.ch-head h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.015em;
}

.ch-lead {
  grid-column: 1 / -1;
  color: var(--ink-2);
  font-size: 16.5px;
  max-width: 44em;
  margin-top: 14px;
}

.ch-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 12.5px;
  color: var(--ink-3);
}

.ch-meta span { display: inline-flex; gap: 5px; align-items: center; }

/* ---------- Tarefas (acordeão) ---------- */
.tasks {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}

ypos-task {
  display: block;
  border: 1.5px solid var(--rule);
  border-radius: var(--radius);
  background: var(--sheet);
  transition: border-color 0.2s, box-shadow 0.2s;
  scroll-margin-top: calc(var(--header-h) + 16px);
}

ypos-task.open {
  border-color: var(--rule-strong);
  box-shadow: 4px 4px 0 -1px var(--rule);
}

ypos-task.flash { animation: flash 1.4s var(--ease); }

@keyframes flash {
  0%, 40% { box-shadow: 0 0 0 4px var(--accent-soft), 0 0 0 5px var(--accent); }
}

.task-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  text-align: left;
}

.task-icon {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  font-size: 21px;
  background: var(--brand-soft);
  color: var(--brand-ink);
  flex-shrink: 0;
}

.task-label { flex: 1; min-width: 0; }
.task-label h2 { font-size: 17px; font-weight: 600; line-height: 1.3; }
.task-label p { font-size: 13px; color: var(--ink-3); }

.task-chips { display: flex; gap: 6px; flex-shrink: 0; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--paper);
  color: var(--ink-2);
  border: 1px solid var(--rule);
  white-space: nowrap;
}

.chip.video { background: var(--accent-soft); color: var(--accent); border-color: transparent; }

.task-caret {
  font-size: 24px;
  color: var(--ink-3);
  transition: transform 0.3s var(--ease);
}

ypos-task.open .task-caret { transform: rotate(180deg); }

.task-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s var(--ease);
}

ypos-task.open .task-panel { grid-template-rows: 1fr; }

.task-panel > div { overflow: hidden; }

.task-body {
  padding: 4px 18px 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.task-body.has-demo {
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: start;
}

.task-body.has-demo > ypos-demo {
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.task-intro { color: var(--ink-2); margin-bottom: 14px; }

/* ---------- Passos ---------- */
.steps {
  list-style: none;
  display: grid;
  gap: 4px;
  counter-reset: step;
}

.steps > li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 10px 12px 10px 8px;
  border-radius: 12px;
  position: relative;
  transition: background 0.25s;
}

.steps > li::before {
  content: counter(step);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  border: 1.5px solid var(--rule-strong);
  background: var(--sheet);
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.steps > li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 22px;
  top: 42px;
  bottom: -6px;
  border-left: 1.5px dashed var(--rule);
}

.steps.linked > li { cursor: pointer; }
.steps.linked > li:hover { background: var(--paper); }

.steps > li.current { background: var(--brand-soft); }
.steps > li.current::before { background: var(--brand); border-color: var(--brand); color: #fff; }
.steps > li.past::before { border-color: var(--brand); color: var(--brand-ink); }

.steps ul {
  margin: 6px 0 2px 18px;
  display: grid;
  gap: 3px;
}

.steps ul li::marker { color: var(--brand); }

/* ---------- Notas (Atenção / Nota / Dica / Cuidado) ---------- */
.note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1.5px solid;
  font-size: 14.5px;
}

.note .mdi { font-size: 22px; line-height: 1.2; }
.note-label { display: block; font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }
.note p { color: var(--ink); }

.note.warning { border-color: var(--warn); background: var(--warn-soft); }
.note.warning .mdi, .note.warning .note-label { color: var(--warn); }
.note.info { border-color: var(--info); background: var(--info-soft); }
.note.info .mdi, .note.info .note-label { color: var(--info); }
.note.tip { border-color: var(--brand); background: var(--brand-soft); }
.note.tip .mdi, .note.tip .note-label { color: var(--brand-ink); }
.note.danger { border-color: var(--danger); background: var(--danger-soft); }
.note.danger .mdi, .note.danger .note-label { color: var(--danger); }

.plain-list {
  margin: 14px 0 0 18px;
  display: grid;
  gap: 6px;
  color: var(--ink-2);
}

.plain-list li::marker { color: var(--brand); }
.task-p { color: var(--ink-2); margin-top: 14px; }

/* ---------- Tabelas de referência ---------- */
.ref {
  margin-top: 18px;
  overflow-x: auto;
}

.ref-caption {
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.ref table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  border-top: 2px solid var(--rule-strong);
  border-bottom: 2px solid var(--rule-strong);
}

.ref th {
  text-align: left;
  font-weight: 600;
  padding: 9px 12px;
  border-bottom: 1px solid var(--rule-strong);
  white-space: nowrap;
}

.ref td {
  padding: 9px 12px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}

.ref tr:last-child td { border-bottom: 0; }
.ref td:first-child { color: var(--ink); }
.ref .yes { color: var(--brand); font-size: 20px; }
.ref .no { color: var(--ink-3); font-size: 20px; }
.ref .c { text-align: center; }

/* Linha temporal da licença */
.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 18px;
  border-radius: 12px;
  overflow: hidden;
  border: 1.5px solid var(--rule-strong);
}

.timeline > div { padding: 14px 16px; font-size: 14px; }
.timeline strong { display: block; font-size: 13px; }
.timeline p { color: var(--ink-2); line-height: 1.45; margin-top: 4px; }
.timeline .t-ok { background: var(--brand-soft); }
.timeline .t-warn { background: var(--warn-soft); border-left: 1.5px solid var(--rule-strong); }
.timeline .t-stop { background: var(--danger-soft); border-left: 1.5px solid var(--rule-strong); }

/* ---------- Problemas frequentes ---------- */
.faq-filter {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding: 0 14px;
  margin-top: 28px;
  border: 1.5px solid var(--rule-strong);
  border-radius: 12px;
}

.faq-filter .mdi { font-size: 20px; color: var(--ink-3); }
.faq-filter input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; }

.faq-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.faq-cats button[aria-pressed="true"] {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.faq {
  list-style: none;
  margin-top: 18px;
  display: grid;
  gap: 8px;
}

.faq details {
  border: 1.5px solid var(--rule);
  border-radius: 12px;
  background: var(--sheet);
}

.faq details[open] { border-color: var(--rule-strong); }

.faq summary {
  list-style: none;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  cursor: pointer;
  font-weight: 500;
}

.faq summary::-webkit-details-marker { display: none; }
.faq summary .mdi { font-size: 20px; color: var(--accent); }
.faq summary .caret { margin-left: auto; color: var(--ink-3); transition: transform 0.2s; }
.faq details[open] .caret { transform: rotate(180deg); }
.faq .msg { font-family: var(--font-mono); font-size: 13.5px; }
.faq .ans { padding: 0 14px 14px 46px; color: var(--ink-2); }
.faq-none { color: var(--ink-2); padding: 12px 0; }

/* ---------- Navegação entre capítulos ---------- */
.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 40px;
}

.pager a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 18px;
  border: 1.5px solid var(--rule-strong);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  transition: background 0.15s, transform 0.15s;
}

.pager a:hover { background: var(--brand-soft); }
.pager a:active { transform: scale(0.98); }
.pager .next { text-align: right; grid-column: 2; }
.pager small { font-size: 12px; color: var(--ink-3); letter-spacing: 0.08em; text-transform: uppercase; }
.pager span { font-weight: 600; }

/* ---------- Responsivo ---------- */
@media (max-width: 1180px) {
  .task-body.has-demo { grid-template-columns: minmax(0, 1fr); }
  .task-body.has-demo > ypos-demo { position: static; order: -1; justify-self: center; }
}

@media (max-width: 860px) {
  .cover { grid-template-columns: 1fr; }
  .cover > ypos-demo { justify-self: center; }
  .day { grid-template-columns: 1fr; gap: 4px; }
  .day::before { top: 10px; bottom: 10px; left: 23px; right: auto; border-top: 0; border-left: 2px dashed var(--rule); }
  .day a { display: grid; grid-template-columns: 48px 1fr; gap: 14px; text-align: left; padding: 6px 0; }
  .day-dot { margin: 0; }
  .index-cols { columns: 1; }
}

@media (max-width: 720px) {
  .ch-head { grid-template-columns: 1fr; }
  .ch-num { grid-row: auto; font-size: 64px; }
  .task-toggle { padding: 14px 12px; gap: 10px; }
  .task-icon { width: 34px; height: 34px; font-size: 18px; }
  .task-chips .chip:not(.video) { display: none; }
  .task-body { padding: 0 10px 16px; }
  .timeline { grid-template-columns: 1fr; }
  .timeline .t-warn, .timeline .t-stop { border-left: 0; border-top: 1.5px solid var(--rule-strong); }
  .pager { grid-template-columns: 1fr; }
  .pager .next { grid-column: 1; }
  .faq .ans { padding-left: 14px; }
}