.tutorial-entry {
  position: fixed;
  right: 12px;
  bottom: calc(148px + env(safe-area-inset-bottom));
  z-index: 9;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  padding: 10px 13px;
  border: 1px solid rgba(255, 211, 106, .65);
  border-radius: 24px;
  background: linear-gradient(135deg, #ffd36a, #f0b738);
  color: #22210e;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .35);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}
.tutorial-entry[hidden] { display: none; }
.tutorial-entry:focus-visible, .tutorial-close:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
.tutorial-play { font-size: 12px; }
.tutorial-dialog {
  width: min(410px, calc(100vw - 24px));
  max-height: calc(100dvh - 24px);
  margin: auto;
  padding: 14px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-solid);
  color: var(--text);
  box-shadow: var(--shadow);
}
.tutorial-dialog::backdrop { background: rgba(4, 8, 7, .8); }
.tutorial-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.tutorial-title { margin: 0; font-size: 18px; }
.tutorial-subtitle { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.tutorial-close {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--text);
  font-size: 26px;
  cursor: pointer;
}
.tutorial-video {
  display: block;
  width: 100%;
  height: min(65dvh, 600px);
  object-fit: contain;
  border-radius: 8px;
  background: #000;
}
.tutorial-hint, .tutorial-error { margin: 12px 0 0; font-size: 12px; line-height: 1.6; color: var(--muted); }
.tutorial-error a { color: var(--accent-strong); }