.id-guide-hero.split {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  align-items: center;
  gap: clamp(24px, 4.8vw, 66px);
  padding-block: clamp(38px, 6vw, 86px);
}

.id-guide-hero h1 {
  max-width: 15ch;
  font-size: clamp(36px, 5.2vw, 68px);
  line-height: 1.02;
  text-wrap: balance;
}

.id-guide-hero .lead { margin: 17px 0; line-height: 1.58; }
.id-guide-scope {
  max-width: 48ch;
  padding-left: 12px;
  border-left: 2px solid var(--accent);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.id-guide-visual.product-shot {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}

.id-guide-image-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px 12px;
  padding: 12px 15px;
  color: var(--muted);
  font-size: 13px;
}

.id-guide-image-label span:first-child {
  color: var(--accent-soft);
  font: 700 11px/1.4 ui-monospace, monospace;
  letter-spacing: .1em;
}

.id-guide-visual .shot-link {
  border: 0;
  border-radius: 0;
  background: var(--paper);
}

.id-guide-visual.product-shot .shot-link:focus-visible { outline-offset: -3px; }
.id-guide-visual.product-shot figcaption {
  padding: 12px 15px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.5;
}

.id-guide-visual--slots .shot-link { aspect-ratio: 4.4; }
.id-guide-visual--slots .shot-link img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 94%;
}

.id-guide-body {
  display: grid;
  grid-template-columns: minmax(160px, .32fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(28px, 6vw, 90px);
  padding-block: clamp(30px, 5vw, 66px) clamp(46px, 6vw, 88px);
}

.id-guide-toc {
  position: sticky;
  top: calc(var(--showroom-anchor-offset, 16px) + 12px);
  min-width: 0;
  padding: 15px 0 15px 15px;
  border-left: 1px solid var(--line);
}

.id-guide-toc nav { display: block; }
.id-guide-toc nav ol { margin: 0; padding: 0 0 0 23px; color: var(--accent-soft); }
.id-guide-toc nav li + li { margin-top: 5px; }
.id-guide-toc nav a,
.id-guide-toc nav a:last-child {
  display: inline-block;
  padding: 5px 0;
  border: 0;
  color: var(--muted);
  line-height: 1.4;
}
.id-guide-toc nav a:hover { color: var(--accent-soft); text-underline-offset: 4px; }

.id-guide-article { min-width: 0; max-width: 76ch; }
.id-guide-article > section + section {
  margin-top: clamp(34px, 5vw, 62px);
  padding-top: clamp(27px, 4vw, 44px);
  border-top: 1px solid var(--line);
}
.id-guide-article h2 { margin-bottom: 15px; font-size: clamp(27px, 3.35vw, 43px); text-wrap: balance; }
.id-guide-article h3 { margin-bottom: 8px; font-size: clamp(20px, 2vw, 24px); }
.id-guide-article :is(p:not(.label), li, dd) { color: var(--muted); line-height: 1.68; }
.id-guide-article strong, .id-guide-article dt { color: var(--ink); }
.id-guide-article :is(ul, ol) { padding-inline-start: 24px; }
.id-guide-article li + li { margin-top: 10px; }
.id-guide-article li::marker { color: var(--accent-soft); }
.id-guide-article a:not(.button) {
  color: var(--accent-soft);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.id-guide-article a:not(.button):hover { color: var(--ink); }
.id-guide-article section > :last-child { margin-bottom: 0; }

.id-guide-formats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 22px 0; }
.id-guide-formats article {
  padding: 18px;
  border: 1px solid var(--line);
  border-top-color: #478675;
  border-radius: 8px;
  background: var(--surface);
}
.id-guide-formats p { margin: 0; }
.id-guide-article dl { margin: 20px 0; border-top: 1px solid var(--line); }
.id-guide-article dt { padding-top: 13px; font-weight: 750; }
.id-guide-article dd { margin: 5px 0 0; padding-bottom: 13px; border-bottom: 1px solid var(--line); }

.id-guide-faq details {
  margin-top: 9px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}
.id-guide-faq details[open] { border-color: #478675; }
.id-guide-faq summary { padding: 13px 15px; }
.id-guide-faq summary::marker { color: var(--accent-soft); }
.id-guide-faq details p { margin: 0; padding: 0 15px 14px; }

.id-guide-article > .id-guide-next {
  padding: clamp(19px, 3.8vw, 34px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  background: var(--surface-raised);
}
.id-guide-next .actions { align-items: center; gap: 12px 18px; }

@media (max-width: 760px) {
  .id-guide-hero.split, .id-guide-body { grid-template-columns: minmax(0, 1fr); }
  .id-guide-hero.split { gap: 22px; }
  .id-guide-toc { position: static; padding-block: 0; }
  .id-guide-article h2 { text-wrap: pretty; }
}

@media (max-width: 520px) {
  .id-guide-formats { grid-template-columns: minmax(0, 1fr); }
  .id-guide-hero h1 { text-wrap: pretty; }
  .id-guide-hero .actions { gap: 8px; }
  .id-guide-hero .button { gap: 8px; padding-inline: 13px; }
}