.beginner-guide {
  width: min(1100px, calc(100vw - 32px));
  height: min(830px, calc(100dvh - 32px));
  max-width: none;
  max-height: none;
  margin: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--chrome-darker);
  color: var(--ink);
  box-shadow: 0 24px 90px #0007;
  overflow: hidden;
  font-size: 14px;
}
.beginner-guide[open] { display: flex; flex-direction: column; }
.beginner-guide::backdrop { background: #071b2bb3; }
.beginner-guide-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; padding: 22px 28px 18px; border-bottom: 1px solid var(--line); }
.beginner-guide-header h2 { margin: 5px 0 8px; font-size: 25px; line-height: 1.35; }
.beginner-guide-header p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.beginner-guide-header button { flex-shrink: 0; }
.beginner-guide-eyebrow { color: var(--accent); font-size: 11px; font-weight: 750; letter-spacing: .14em; }
.beginner-guide-body { display: grid; grid-template-columns: 260px minmax(0, 1fr); flex: 1; min-height: 0; }
.beginner-guide-sidebar { padding: 22px 16px; border-right: 1px solid var(--line); overflow-y: auto; }
.beginner-guide-search-label { display: block; margin-bottom: 9px; font-weight: 600; }
.beginner-guide-search { width: 100%; min-height: 36px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 5px; color: var(--ink); background: var(--field-dark); font-size: 13px; }
.beginner-guide-results { display: block; color: var(--muted); font-size: 12px; margin: 12px 0; line-height: 1.6; }
.beginner-guide-nav { display: grid; gap: 4px; }
.beginner-guide-nav button { display: flex; align-items: baseline; gap: 11px; text-align: left; padding: 11px 9px; line-height: 1.5; background: transparent; border-color: transparent; border-radius: 5px; }
.beginner-guide-nav button[hidden] { display: none; }
.beginner-guide-chapter-number { font-size: 11px; font-variant-numeric: tabular-nums; opacity: .7; }
html[data-theme] .beginner-guide-nav button[aria-current] { background: var(--accent); color: var(--theme-accent-text, #fff); border-color: var(--accent); }
.beginner-guide-empty { color: var(--muted); line-height: 1.7; }
.beginner-guide-article { overflow-y: auto; padding: 26px 34px 34px; background: var(--panel); line-height: 1.8; overflow-wrap: anywhere; }
.beginner-guide-step-label { color: var(--accent); font-size: 12px; font-weight: 700; }
.beginner-guide-article h3 { margin: 3px 0 12px; font-size: 24px; line-height: 1.4; }
.beginner-guide-article h3:focus { outline: none; }
.beginner-guide-intro { margin: 0 0 24px; color: var(--muted); }
.beginner-guide-steps { list-style: none; counter-reset: guide-step; padding: 0; margin: 0; }
.beginner-guide-steps > li { position: relative; counter-increment: guide-step; padding: 0 0 20px 40px; }
.beginner-guide-steps > li::before { content: counter(guide-step); position: absolute; left: 0; top: 1px; width: 26px; height: 26px; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 700; color: var(--accent); }
.beginner-guide-article h4 { font-size: 15px; margin: 0 0 6px; }
.beginner-guide-steps p { margin: 0; white-space: pre-line; }
.beginner-guide-tips { background: var(--chrome-darker); border-left: 3px solid var(--accent); border-radius: 0 6px 6px 0; padding: 16px 18px; margin: 0 0 20px; }
.beginner-guide-tips ul { padding-left: 20px; margin: 6px 0 0; }
.beginner-guide-tips li + li { margin-top: 8px; }
.beginner-guide-check { padding: 16px 18px; border: 1px solid var(--line); border-radius: 6px; }
.beginner-guide-check strong { color: var(--accent); font-size: 13px; }
.beginner-guide-check p { margin: 4px 0 0; }
.beginner-guide-footer { display: flex; align-items: center; gap: 14px; padding: 14px 22px; border-top: 1px solid var(--line); }
.beginner-guide-download-status { color: var(--muted); font-size: 12px; flex: 1; }
.beginner-guide-paging { display: flex; align-items: center; gap: 14px; margin-left: auto; flex-shrink: 0; }
.beginner-guide-progress { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.beginner-guide button { min-height: 34px; }
.beginner-guide button:disabled { opacity: .4; cursor: default; }
.beginner-guide button:focus-visible, .beginner-guide input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.menu [data-action="beginner-guide"] { margin-left: auto; }
@media (max-width: 720px) {
  .beginner-guide { width: calc(100vw - 12px); height: calc(100dvh - 12px); }
  .beginner-guide-header { padding: 16px; gap: 12px; }
  .beginner-guide-header h2 { font-size: 20px; }
  .beginner-guide-body { grid-template-columns: 180px minmax(0, 1fr); }
  .beginner-guide-sidebar { padding: 15px 9px; }
  .beginner-guide-article { padding: 20px 16px; }
  .beginner-guide-article h3 { font-size: 21px; }
  .beginner-guide-footer { flex-wrap: wrap; padding: 10px 14px; gap: 8px; }
  .beginner-guide-download-status:empty { display: none; }
  .beginner-guide-download-status:not(:empty) { flex-basis: 100%; order: 3; }
}
@media (max-width: 480px) {
  .beginner-guide-body { grid-template-columns: 1fr; grid-template-rows: 160px minmax(0, 1fr); }
  .beginner-guide-sidebar { border-right: 0; border-bottom: 1px solid var(--line); }
  .beginner-guide-header p { display: none; }
  .beginner-guide-paging { gap: 8px; }
}