/* Readable, complete content is the default; scroll effects are progressive enhancement. */
.window-showcase { --glass-progress: 1; --glass-reveal: 1; position: relative; border-top: 1px solid var(--line); background: var(--surface); }
.window-showcase__pin { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 34px 7%; padding: 85px 5% 72px; }
.window-showcase__heading { display: flex; grid-column: 1 / -1; align-items: end; justify-content: space-between; gap: 40px; }
.window-showcase__heading h2 { margin-top: 17px; }
.window-showcase__heading > p { max-width: 310px; padding-bottom: 5px; color: var(--muted); font-size: 15px; }
.window-showcase__visual { min-width: 0; margin: 0; align-self: center; }
.window-showcase__product { position: relative; aspect-ratio: 3 / 2; overflow: hidden; isolation: isolate; border: 1px solid #bed59e26; background: radial-gradient(ellipse at 50% 45%, #e4eddc 0, #f0f5eb 55%, #f6f9f2 100%); }
.window-showcase__coordinate { position: absolute; z-index: 3; top: 18px; left: 20px; color: var(--muted); font: 9px/1.3 var(--mono); letter-spacing: .12em; }
.window-showcase__image { display: block; width: 100%; height: 100%; object-fit: contain; }
.window-showcase__diagram { display: none; position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; }
.window-showcase__visual-status { position: absolute; z-index: 3; right: 20px; bottom: 17px; left: 20px; display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font: 9px/1.3 var(--mono); letter-spacing: .1em; }
.window-showcase__visual-status > span { padding: 5px 7px; background: var(--header); }
.window-showcase__visual figcaption { max-width: 670px; margin-top: 12px; color: var(--muted); font-size: 10px; line-height: 1.6; }
.window-showcase__story { align-self: center; min-width: 0; }
.window-showcase__steps { padding: 0; margin: 0 0 22px; list-style: none; border-top: 1px solid var(--line); }
.window-showcase__steps li { display: grid; grid-template-columns: 25px minmax(0, 1fr); gap: 14px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.window-showcase__step-number { padding-top: 4px; color: var(--accent-ink); font: 10px/1.5 var(--mono); }
.window-showcase__steps h3 { font-size: 21px; line-height: 1.2; font-weight: 600; letter-spacing: -.025em; }
.window-showcase__steps p { margin-top: 8px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.window-showcase__scroll-hint, .window-showcase__progress { display: none; }
.window-showcase.has-image-error .window-showcase__diagram { display: block; }
.window-showcase.has-image-error .window-showcase__image { visibility: hidden; }

@media (min-width: 901px) and (min-height: 640px) and (prefers-reduced-motion: no-preference) {
  .window-showcase.is-scroll-ready { height: 235svh; }
  .is-scroll-ready .window-showcase__pin { position: sticky; top: 0; min-height: 640px; height: 100svh; max-height: 1100px; padding-block: clamp(28px, 5vh, 65px); grid-template-rows: auto minmax(0, 1fr); row-gap: 24px; }
  .is-scroll-ready .window-showcase__heading h2 { font-size: clamp(36px, 4.2vw, 59px); }
  .is-scroll-ready .window-showcase__visual { width: 100%; max-width: 900px; }
  .is-scroll-ready .window-showcase__product { max-height: calc(100svh - 280px); min-height: 300px; }
  .is-scroll-ready .window-showcase__image { opacity: var(--glass-reveal); }
  .is-scroll-ready .window-showcase__diagram { display: block; opacity: calc(1 - var(--glass-reveal)); }
  .is-scroll-ready .window-showcase__front-pane { transform: translate(var(--glass-front-x, -90px), var(--glass-front-y, 35px)); }
  .is-scroll-ready .window-showcase__back-pane { transform: translate(var(--glass-back-x, 84px), var(--glass-back-y, -25px)); }
  .is-scroll-ready .window-showcase__spacer { transform: translate(var(--glass-spacer-x, 36px), 0); }
  .is-scroll-ready .window-showcase__frame { opacity: .65; transform: translate(var(--glass-frame-x, 105px), var(--glass-frame-y, -40px)); }
  .is-scroll-ready .window-showcase__steps li { border-bottom-color: #48513f; transition: border-color .2s; }
  .is-scroll-ready .window-showcase__steps li.is-active { border-bottom-color: var(--accent-ink); }
  .is-scroll-ready .window-showcase__steps li.is-active h3 { color: var(--accent-ink); }
  .is-scroll-ready .window-showcase__scroll-hint { display: flex; justify-content: space-between; gap: 15px; margin-top: 29px; color: var(--muted); font: 8px/1.4 var(--mono); letter-spacing: .1em; }
  .is-scroll-ready .window-showcase__progress { display: block; height: 2px; margin-top: 11px; overflow: hidden; background: var(--line); }
  .window-showcase__progress span { display: block; width: 100%; height: 100%; background: var(--accent); transform: scaleX(var(--glass-progress)); transform-origin: left; }
}

@media (min-width: 901px) and (min-height: 640px) and (max-height: 799px) and (prefers-reduced-motion: no-preference) {
  .is-scroll-ready .window-showcase__pin { padding-block: 24px; row-gap: 18px; }
  .is-scroll-ready .window-showcase__heading h2 { margin-top: 12px; font-size: clamp(34px, 3.45vw, 44px); }
  .is-scroll-ready .window-showcase__heading > p { max-width: 290px; font-size: 13px; }
  .is-scroll-ready .window-showcase__product { max-height: calc(100svh - 220px); min-height: 280px; }
  .is-scroll-ready .window-showcase__steps { margin-bottom: 16px; }
  .is-scroll-ready .window-showcase__steps li { padding-block: 12px; }
  .is-scroll-ready .window-showcase__steps h3 { font-size: 18px; }
  .is-scroll-ready .window-showcase__steps p { margin-top: 6px; font-size: 11px; line-height: 1.5; }
  .is-scroll-ready .window-showcase__scroll-hint { margin-top: 21px; }
}

@media (max-width: 1100px) {
  .window-showcase__pin { column-gap: 4%; }
  .window-showcase__steps h3 { font-size: 19px; }
  .window-showcase__steps li { padding-block: 16px; }
}
@media (max-width: 900px) {
  .window-showcase__pin { grid-template-columns: 1fr; gap: 30px; padding: 70px 5%; }
  .window-showcase__heading { display: block; }
  .window-showcase__heading > p { max-width: 480px; margin-top: 20px; }
  .window-showcase__visual { max-width: 760px; }
  .window-showcase__steps h3 { font-size: 22px; }
  .window-showcase__steps p { max-width: 630px; font-size: 14px; }
  .window-showcase__steps li { padding-block: 21px; }
}
@media (prefers-reduced-motion: reduce) {
  .window-showcase { height: auto; }
  .window-showcase__pin { position: static; height: auto; }
}