.tutorial-center { padding-block: 32px 64px; min-height: 65vh; }
.tutorial-toolbar label { display: block; font-size: 14px; margin-bottom: 8px; }
.tutorial-toolbar input {
  width: 100%; max-width: 520px; min-height: 44px; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); color: var(--fg); font: inherit;
}
.tutorial-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tutorial-filters button {
  min-height: 44px; padding: 8px 16px; border: 0; border-radius: 8px;
  background: var(--surface); color: var(--fg-muted); font: inherit; cursor: pointer;
}
.tutorial-filters button[aria-pressed="true"] { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.tutorial-center :focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
#tutorial-status { margin-block: 24px 8px; color: var(--fg-muted); font-size: 13px; }
.tutorial-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 32px; }
.tutorial-item { display: flex; gap: 20px; padding-block: 24px; border-bottom: 1px solid var(--border); min-width: 0; }
.tutorial-cover { width: 144px; height: 90px; object-fit: cover; border-radius: 8px; }
.tutorial-body { min-width: 0; overflow-wrap: anywhere; }
.tutorial-item h2 { font-size: 18px; margin: 0 0 8px; }
.tutorial-item h2 a { color: var(--fg); }
.tutorial-item h2 a:hover { color: var(--primary); text-decoration: underline; }
.tutorial-description { font-size: 14px; color: var(--fg-muted); white-space: pre-line; }
.tutorial-meta { font-size: 12px; color: var(--fg-muted); margin-top: 12px; }
.tutorial-hint { color: var(--primary); font-size: 12px; margin-top: 8px; }
@media (max-width: 900px) { .tutorial-list { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
  .marketing-page .tutorial-center { padding-inline: 16px; padding-block: 32px; }
  .tutorial-item { gap: 12px; }
  .tutorial-cover { width: 88px; height: 66px; }
}