.content-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 22px;
}

.page-top {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 0.5rem;
}

.back-home {
  font-size: 0.78rem;
  font-weight: 600;
  color: #6b7280;
  text-decoration: none;
  white-space: nowrap;
}

.back-home:hover {
  color: #111;
  text-decoration: underline;
}

.get-started {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  background: #009A46;
  color: #fff !important;
  transition: transform .12s ease, opacity .12s ease;
}

.get-started:hover,
.get-started:focus {
  transform: translateY(-2px);
  opacity: 0.95;
  text-decoration: none;
}

figure { margin: 1.2rem 0; }

.tutorial-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid #e9e9ee;
  box-shadow: 0 6px 18px rgba(16, 24, 40, 0.04);
}

.tutorial-img-placeholder {
  display: block;
  background: #f7f7f9;
  color: #6b7280;
  padding: 36px 18px;
  border-radius: 6px;
  border: 1px dashed #ddd;
  text-align: center;
}

figcaption {
  font-size: 0.92rem;
  color: #6b7280;
  margin-top: 0.6rem;
}

html, body {
  margin: 0;
  background: #fff;
  color: #111;
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

h1 { font-size: 1.75rem; margin: 0 0 0.75rem; }
h2 { font-size: 1.2rem; margin: 1.75rem 0 0.65rem; }

@media (max-width: 720px) {
  .content-inner { padding: 16px; }
  .get-started { padding: 10px 14px; font-size: 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
  .get-started { transition: none; }
}