/* Legacy tutorial content, scoped to the unified documentation article. */
.guide-content {
  --bg: var(--paper, #fff);
  --bg-elevated: #f7f6fb;
  --border: var(--line, #e6e2f2);
  --border-strong: #d7d0ea;
  --text: var(--ink, #1c1a24);
  --text-muted: var(--muted, #5b5468);
  --accent-hover: #4c32c2;
  --success: #157a45;
  --success-soft: rgba(21, 122, 69, .08);
  --success-border: rgba(21, 122, 69, .3);
  --warning: #a8560c;
  --warning-soft: rgba(168, 86, 12, .08);
  --code-bg: var(--code, #1e1b2b);
  --code-bg-elevated: #292440;
  --code-text: var(--code-ink, #e8e5f3);
  --code-muted: #b6afcd;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(28, 26, 36, .05);
  min-width: 0;
  overflow-wrap: anywhere;
}

.guide-content .page-head { padding-top: 0; }
.guide-content code {
  background: var(--accent-soft);
  color: var(--accent-hover);
  padding: 2px 6px;
  border-radius: 5px;
  font-size: .9em;
}

.guide-content .pill-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 14px 0;
}

.guide-content .pill {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

.guide-content .pill.muted {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.guide-content section {
  margin-top: 44px;
}

.guide-content section h2 {
  font-size: 21px;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}

.guide-content section h3 {
  font-size: 15px;
  margin-top: 24px;
  margin-bottom: 8px;
}

.guide-content section > p {
  color: var(--text-muted);
}

.guide-content .info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.guide-content .info-grid .info-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}

.guide-content .info-grid .info-item h3 {
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.guide-content .info-grid .info-item p {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  overflow-wrap: anywhere;
}

.guide-content .info-grid.cmd-list .info-item h3 {
  text-transform: none;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 14px;
  color: var(--text);
  letter-spacing: 0;
  word-break: break-all;
}

.guide-content .method-card {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 16px 0;
}

.guide-content .method-card.recommended {
  border: 1px solid var(--success-border);
  background: var(--success-soft);
}

.guide-content .method-card .method-badge {
  position: absolute;
  top: -11px;
  left: 18px;
  background: var(--success);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}

.guide-content .method-card h3 {
  margin-top: 0;
  font-size: 16px;
}

.guide-content .method-card > p.desc {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: -4px;
}

.guide-content .code-block {
  position: relative;
  background: var(--code-bg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  margin: 12px 0;
}

.guide-content .code-block pre {
  margin: 0;
  padding: 16px 90px 16px 16px;
  overflow-x: auto;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
  color: var(--code-text);
  white-space: pre-wrap;
  word-break: break-all;
}

.guide-content .copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 5px 12px;
  font-size: 12px;
  color: var(--code-muted);
  background: var(--code-bg-elevated);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  cursor: pointer;
}

.guide-content .copy-btn:hover {
  color: #fff;
  border-color: var(--accent);
}

.guide-content .copy-btn.copied {
  color: #9ee6b5;
  border-color: var(--success);
}

.guide-content .note {
  color: var(--text-muted);
  font-size: 14px;
}

.guide-content .os-tabs-group {
  margin-top: 12px;
}

.guide-content .os-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
}

.guide-content .os-tab-btn {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
}

.guide-content .os-tab-btn:hover {
  color: var(--text);
}

.guide-content .os-tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.guide-content .os-panel {
  display: none;
  padding-top: 16px;
}

.guide-content .os-panel.active {
  display: block;
}

.guide-content .troubleshoot-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guide-content .troubleshoot-item {
  display: flex;
  gap: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}

.guide-content .troubleshoot-item .ts-icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--warning-soft);
  color: var(--warning);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}

.guide-content .troubleshoot-item h3 {
  margin: 0 0 4px;
  font-size: 14px;
}

.guide-content .troubleshoot-item p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
}

.guide-content .link-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guide-content .link-list a {
  font-size: 14px;
  font-weight: 500;
}

.guide-content .two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 16px;
  align-items: start;
}

.guide-content .two-col > div > h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.guide-content .two-col .method-card {
  margin: 0 0 16px;
}

.guide-content .two-col .method-card:last-child {
  margin-bottom: 0;
}

.guide-content .env-var-field {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px;
  align-items: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  margin: 8px 0;
  font-size: 13px;
}

.guide-content .env-var-field .env-var-label {
  color: var(--text-muted);
  font-weight: 600;
}

.guide-content .env-var-field .env-var-value {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  color: var(--text);
  word-break: break-all;
}

.guide-content .screenshot-figure {
  margin: 16px 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
}

.guide-content .screenshot-figure img {
  display: block;
  width: 100%;
  height: auto;
  cursor: zoom-in;
  transition: filter 0.15s ease-out;
}

.guide-content .screenshot-figure img:hover {
  filter: brightness(0.96);
}

.guide-content .screenshot-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

.guide-content .screenshot-figure.mobile {
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
}

.guide-content .two-col .screenshot-figure.mobile {
  max-width: 100%;
}

.guide-content .screenshot-figure.placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 160px;
  padding: 28px 16px;
  border: 1px dashed var(--border-strong);
  background: var(--bg-elevated);
  text-align: center;
}

.guide-content .screenshot-figure.placeholder .placeholder-icon {
  font-size: 22px;
  opacity: 0.5;
}

.guide-content .screenshot-figure.placeholder .placeholder-label {
  font-size: 13px;
  color: var(--text-muted);
}

.guide-content .screenshot-figure.placeholder code {
  font-size: 12px;
}

.guide-content .download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.guide-content .download-grid a {
  display: block;
  padding: 14px;
  text-align: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
}

.guide-content .download-grid a:hover {
  border-color: var(--accent);
  text-decoration: none;
}


/* Keep grids within the available article width on small screens. */
.guide-content .info-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
}
.guide-content .two-col {
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
}
.guide-content .download-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(160px, 100%), 1fr));
}
.guide-content .info-item,
.guide-content .two-col > div,
.guide-content .troubleshoot-item > div { min-width: 0; }
.guide-content .code-block pre code {
  padding: 0;
  background: none;
  color: inherit;
  border-radius: 0;
  font-size: inherit;
  white-space: inherit;
}
.guide-content .os-tabs { overflow-x: auto; }
.guide-content .os-tab-btn { flex-shrink: 0; }
.guide-content .os-panel[hidden] { display: none; }
.guide-content .screenshot-figure img:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

/* Native dialog confines focus to the screenshot preview while open. */
.guide-lightbox {
  position: fixed;
  inset: 0;
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  margin: 0;
  padding: 56px 24px;
  border: 0;
  background: transparent;
  overflow: auto;
  color: #fff;
}
.guide-lightbox[open] {
  display: flex;
  align-items: center;
  justify-content: center;
}
.guide-lightbox::backdrop {
  background: rgba(28, 26, 36, .78);
  backdrop-filter: blur(4px);
}
.guide-lightbox-image {
  display: block;
  max-width: min(100%, 1100px);
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(0, 0, 0, .2);
  cursor: zoom-out;
}
.guide-lightbox-close {
  position: fixed;
  top: 16px;
  right: 20px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .5);
  border-radius: 50%;
  background: #24202e;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}
.guide-lightbox-close:hover { background: #443958; }
.guide-lightbox-close:focus-visible { outline: 3px solid #d1c7ff; outline-offset: 3px; }

@media (max-width: 600px) {
  .guide-content .method-card { padding: 20px 16px; }
  .guide-content .code-block pre { padding: 48px 16px 16px; }
  .guide-content .troubleshoot-item { gap: 10px; padding: 14px; }
  .guide-content .env-var-field { grid-template-columns: 60px minmax(0, 1fr); }
  .guide-content .os-tab-btn { padding: 8px 13px; }
  .guide-lightbox { padding: 64px 12px 24px; }
}
@media (prefers-reduced-motion: reduce) {
  .guide-content .screenshot-figure img { transition: none; }
}