.header-tutorial-entry {
  min-width: max-content;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--line));
  border-radius: 9px;
  background: var(--primary-soft);
  color: var(--primary);
  font: inherit;
  font-size: 14px;
  font-weight: 850;
  white-space: nowrap;
  cursor: pointer;
}

.header-tutorial-entry:hover,
.header-tutorial-entry:focus-visible {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--line));
  background: color-mix(in srgb, var(--primary-soft) 82%, var(--surface));
}

.header-tutorial-entry span { display: inline-grid; place-items: center; }
.header-tutorial-entry .ui-line-icon { width: 17px; height: 17px; }

.help-tutorial-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
  padding: 17px 19px;
  border-color: color-mix(in srgb, var(--primary) 28%, var(--line));
  background: linear-gradient(110deg, var(--primary-soft), var(--surface) 62%);
}

.help-tutorial-entry > div { display: flex; align-items: center; gap: 13px; }
.help-tutorial-entry h2,
.help-tutorial-entry p { margin: 0; }
.help-tutorial-entry h2 { color: var(--heading); font-size: 20px; line-height: 28px; }
.help-tutorial-entry p { margin-top: 2px; color: var(--muted); font-size: 15px; line-height: 22px; }
.tutorial-page-head { align-items: center; }

.tutorial-version {
  display: inline-flex !important;
  align-items: center;
  min-height: 36px;
  padding: 6px 11px;
  border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--line));
  border-radius: 99px;
  background: var(--primary-soft);
  color: var(--primary) !important;
  font-size: 14px !important;
  font-weight: 800;
}

.tutorial-claim-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 28px;
  padding: 28px;
  background: linear-gradient(135deg, var(--primary-soft), var(--surface) 54%);
}

.tutorial-claim-card[hidden],
.tutorial-layout[hidden] { display: none; }

.tutorial-cover-copy > span { color: var(--primary); font-size: 14px; font-weight: 850; letter-spacing: .05em; }
.tutorial-cover-copy h2 { max-width: 720px; margin: 6px 0 8px; color: var(--heading); font-size: 26px; line-height: 36px; }
.tutorial-cover-copy p { max-width: 760px; margin: 0; color: var(--muted); font-size: 16px; line-height: 26px; }
.tutorial-cover-copy ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; padding: 0; list-style: none; }
.tutorial-cover-copy li { padding: 6px 10px; border-radius: 99px; background: var(--surface); color: var(--text); font-size: 14px; font-weight: 750; }

.tutorial-claim-actions {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  padding: 20px;
  border: 1px solid color-mix(in srgb, var(--primary) 24%, var(--line));
  border-radius: 13px;
  background: var(--surface);
  text-align: center;
}

.tutorial-claim-actions strong { color: var(--heading); font-size: 22px; }
.tutorial-claim-actions small { margin: 2px 0 15px; color: var(--muted); }
.tutorial-claim-actions .primary { height: 44px; }
.tutorial-claim-actions p { min-height: 20px; margin: 9px 0 0; color: var(--muted); font-size: 14px; }

.tutorial-layout {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  align-items: start;
  gap: 14px;
}

.tutorial-outline {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 110px);
  padding: 14px;
  overflow: auto;
}

.tutorial-outline header { display: grid; gap: 2px; padding: 3px 5px 12px; border-bottom: 1px solid var(--line); }
.tutorial-outline header span { color: var(--primary); font-size: 14px; font-weight: 850; }
.tutorial-outline header strong { color: var(--heading); font-size: 20px; }
.tutorial-outline button {
  width: 100%;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 8px;
  padding: 10px 8px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.tutorial-outline button:hover,
.tutorial-outline button.active { border-radius: 8px; background: var(--primary-soft); color: var(--primary); }
.tutorial-outline button b { grid-row: 1 / 3; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 9px; background: var(--surface-3); font-size: 14px; }
.tutorial-outline button span,
.tutorial-outline button small { display: block; }
.tutorial-outline button span { font-size: 15px; line-height: 21px; font-weight: 800; }
.tutorial-outline button small { color: var(--muted); font-size: 14px; line-height: 20px; }
.tutorial-outline-start b { grid-row: auto !important; }

.tutorial-reader { min-width: 0; overflow: hidden; }
.tutorial-reader > header { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.tutorial-reader > header > div:last-child { display: flex; gap: 8px; flex-shrink: 0; }
.tutorial-reader h2,
.tutorial-reader p,
.tutorial-reader > header span { margin: 0; }
.tutorial-reader > header span { color: var(--primary); font-size: 14px; font-weight: 850; }
.tutorial-reader h2 { margin-top: 2px; color: var(--heading); font-size: 22px; line-height: 30px; }
.tutorial-reader p { margin-top: 2px; color: var(--muted); font-size: 14px; line-height: 20px; }
.tutorial-page-stage {
  min-height: 420px;
  display: grid;
  place-items: center;
  overflow: auto;
  background: #dbe2ee;
}
.tutorial-page-stage img { display: block; width: 100%; height: auto; background: #eef2f7; }
.tutorial-page-controls { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 12px 18px; border-top: 1px solid var(--line); }
.tutorial-page-controls strong { min-width: 110px; color: var(--heading); text-align: center; font-size: 15px; }
.tutorial-reader > footer { padding: 12px 18px; border-top: 1px solid var(--line); background: var(--orange-soft); color: var(--orange); font-size: 14px; line-height: 21px; }

@media (max-width: 760px) {
  .tutorial-claim-card { grid-template-columns: 1fr; }
  .help-tutorial-entry { align-items: stretch; flex-direction: column; }
  .help-tutorial-entry > div { align-items: flex-start; }
  .help-tutorial-entry .primary { width: 100%; }
  .tutorial-page-head { align-items: flex-start; }
  .tutorial-version { margin-top: 4px; }
  .tutorial-layout { grid-template-columns: 1fr; }
  .tutorial-outline { position: static; max-height: none; }
  .tutorial-outline #tutorialChapterList { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; }
  .tutorial-outline button { border: 1px solid var(--line); border-radius: 8px; }
  .tutorial-outline button small { display: none; }
  .tutorial-reader > header { align-items: stretch; flex-direction: column; }
  .tutorial-reader > header > div:last-child { display: grid; grid-template-columns: 1fr 1fr; }
  .tutorial-page-stage { min-height: 540px; place-items: start; }
  .tutorial-page-stage img { width: 960px; max-width: none; }
  .tutorial-page-controls { position: sticky; bottom: 0; background: var(--surface); }
  .tutorial-cover-copy h2 { font-size: 23px; line-height: 32px; }
}