/* Illustrated guides share the storefront's colours, type and image viewer. */
:root { --instruction-image-green: #34543c; }
.instruction-image-filters { position: absolute; width: 0; height: 0; overflow: hidden; pointer-events: none; }
.instruction-keyed-image { filter: url('#instruction-green-key'); }
.instruction-intro { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(28px, 6vw, 84px); align-items: center; }
.instruction-intro h1, .instruction-heading h1 { font-size: clamp(2.2rem, 4.8vw, 3.8rem); line-height: 1.08; letter-spacing: -.035em; margin: 14px 0 24px; }
.instruction-lead { color: var(--muted); font-size: 1.12rem; line-height: 1.75; max-width: 70ch; }
.instruction-intro .button { margin-top: 20px; }
.instruction-video-intro { color: var(--muted); max-width: 54ch; }
.instruction-channel { display: table; margin-top: 24px; }
.instruction-video { width: min(100%, 315px); margin: 0; justify-self: center; }
.instruction-video iframe { display: block; width: 100%; height: auto; aspect-ratio: 9 / 16; border: 0; border-radius: var(--radius); background: #111; box-shadow: var(--shadow); }
.instruction-video figcaption { display: grid; gap: 6px; padding-top: 16px; text-align: center; }
.instruction-video figcaption a { font-size: .85rem; text-decoration: underline; text-underline-offset: 3px; }
.instruction-index { padding-top: 12px; }
.instruction-index .section-heading p { color: var(--muted); margin-bottom: 0; }
.instruction-cards { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.instruction-cards > li { display: flex; min-width: 0; }
.instruction-card { display: flex; flex-direction: column; width: 100%; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: box-shadow .2s; }
.instruction-card:hover { box-shadow: var(--shadow); }
.instruction-card-image { position: relative; height: 230px; padding: 28px; display: grid; place-items: center; border-bottom: 1px solid var(--line); }
.instruction-card-image img { width: 100%; height: 100%; object-fit: contain; min-height: 0; }
.instruction-card-colour { background: var(--instruction-image-green); padding: 0; }
.instruction-number { position: absolute; left: 14px; top: 14px; background: var(--ink); color: var(--paper); border: 1px solid #fff5; border-radius: 50%; width: 34px; height: 34px; display: grid; place-items: center; font-size: .75rem; font-weight: 750; }
.instruction-card-copy { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.instruction-card-copy .eyebrow { font-size: .65rem; }
.instruction-card-copy h3 { margin: 8px 0 12px; font-size: 1.25rem; line-height: 1.3; }
.instruction-card-copy > p:not(.eyebrow) { color: var(--muted); margin: 0 0 24px; }
.instruction-card-copy .text-link { margin-top: auto; }
.instruction-layout { width: min(1280px, calc(100% - 36px)); margin: 0 auto; padding: 48px 0 72px; display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: clamp(28px, 4vw, 60px); align-items: start; }
.instruction-sidebar { position: sticky; top: 130px; }
.instruction-back { display: block; padding: 14px 8px 24px; font-size: .9rem; font-weight: 700; }
.instruction-sidebar ol { list-style: none; margin: 0; padding: 0; }
.instruction-sidebar li a { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 8px; padding: 14px 12px; border-left: 3px solid transparent; font-size: .89rem; color: var(--muted); }
.instruction-sidebar li a span { font-size: .75rem; padding-top: 3px; font-variant-numeric: tabular-nums; }
.instruction-sidebar a[aria-current="page"] { background: #c6192809; border-color: var(--red); color: var(--red); font-weight: 750; }
.instruction-sidebar li a:hover { background: var(--field); color: var(--ink); }
.instruction-mobile-back { display: none; }
.instruction-heading { padding: 8px 0 28px; border-bottom: 1px solid var(--line); }
.instruction-section { padding: 34px 0; border-bottom: 1px solid var(--line); }
.instruction-section.has-diagrams { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.instruction-section h2 { font-size: 1.45rem; line-height: 1.25; margin: 0 0 20px; }
.instruction-section-copy > p { color: var(--muted); line-height: 1.75; }
.instruction-steps { list-style: none; counter-reset: steps; margin: 0; padding: 0; }
.instruction-steps li { position: relative; counter-increment: steps; padding-left: 35px; margin: 0 0 22px; }
.instruction-steps li::before { content: counter(steps); position: absolute; left: 0; top: 1px; width: 23px; height: 23px; display: grid; place-items: center; border-radius: 50%; background: var(--field); color: var(--red); font-size: .75rem; font-weight: 750; }
.instruction-steps p { margin: 6px 0 0; color: var(--muted); line-height: 1.7; }
.instruction-steps li:last-child { margin-bottom: 0; }
.instruction-diagrams { display: grid; gap: 24px; }
.instruction-figure { margin: 0; min-width: 0; }
.instruction-figure .image-viewer-trigger { display: flex; flex-direction: column; align-items: center; width: 100%; padding: 24px 16px 0; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; overflow: hidden; }
.instruction-figure img { width: auto; max-width: 100%; height: auto; max-height: 450px; object-fit: contain; margin: auto; }
.instruction-zoom { width: calc(100% + 32px); display: flex; justify-content: space-between; align-items: center; background: var(--field); color: var(--ink); margin-top: 22px; padding: 10px 16px; font-size: .75rem; font-weight: 650; }
.instruction-figure figcaption { font-size: .82rem; color: var(--muted); line-height: 1.6; padding-top: 12px; }
.instruction-figure-colour .image-viewer-trigger { padding: 0; background: var(--instruction-image-green); }
.instruction-figure-colour img { width: 100%; max-height: 560px; }
.instruction-figure-colour .instruction-zoom { width: 100%; margin-top: 0; }
.instruction-figure-compact { width: min(100%, 260px); justify-self: center; }
.instruction-clip-closeup { display: block; position: relative; width: 100%; aspect-ratio: 4 / 3; overflow: hidden; }
.instruction-figure .instruction-clip-closeup img { position: absolute; width: 480%; max-width: none; height: auto; max-height: none; left: -206.25%; top: -366.667%; }
.instruction-check { margin: 32px 0; padding: 24px; background: #eef3ed; border-left: 3px solid var(--green); border-radius: 0 var(--radius) var(--radius) 0; }
.instruction-check h2 { font-size: 1.15rem; margin: 0 0 8px; }
.instruction-check p { margin: 0; }
.instruction-pagination { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 36px; }
.instruction-pagination a { padding: 20px; border: 1px solid var(--line); background: #fff; border-radius: var(--radius); }
.instruction-pagination a:hover { border-color: var(--red); }
.instruction-pagination span { display: block; color: var(--muted); font-size: .75rem; margin-bottom: 6px; }
.instruction-next { text-align: right; }
.instruction-help { margin-top: 44px; }
.instruction-help h2 { font-size: 1.2rem; margin-bottom: 8px; }
.instruction-help p { color: var(--muted); margin-top: 0; }
.instruction-layout a:focus-visible, .instruction-intro a:focus-visible, .instruction-card:focus-visible { outline: 3px solid var(--red); outline-offset: 4px; }
@media (max-width: 1100px) {
  .instruction-layout { grid-template-columns: 190px minmax(0, 1fr); gap: 28px; }
  .instruction-section.has-diagrams { grid-template-columns: 1fr; }
  .instruction-figure img { max-height: 440px; }
  .instruction-figure-colour img { max-height: 560px; }
  .instruction-diagrams { max-width: 580px; width: 100%; margin-inline: auto; }
}
@media (max-width: 760px) {
  .instruction-intro { grid-template-columns: 1fr; padding-top: 36px; }
  .instruction-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .instruction-layout { display: block; padding-top: 24px; }
  .instruction-sidebar { display: none; }
  .instruction-mobile-back { display: inline-block; margin-bottom: 24px; }
  .instruction-heading h1 { font-size: clamp(2.1rem, 8vw, 3.4rem); }
}
@media (max-width: 520px) {
  .instruction-cards { grid-template-columns: 1fr; }
  .instruction-card-image { height: 240px; }
  .instruction-pagination { gap: 10px; }
  .instruction-pagination a { padding: 14px; font-size: .85rem; }
  .instruction-lead { font-size: 1.02rem; }
  .instruction-check { padding: 18px; }
}