.r4-case-template {
  --r4-orange: #ff4c00;
  --r4-ink: #171717;
  --r4-muted: #6d6a66;
  --r4-line: #dfdcd6;
  --r4-paper: #f7f5f1;
  --r4-soft: #efede8;
  --r4-white: #fff;
  --r4-tight: 16px;
  --r4-group: 32px;
  --r4-section: clamp(56px, 5vw, 76px);
  --r4-container: 1280px;
  overflow: visible;
  background: var(--r4-paper);
  color: var(--r4-ink);
  font-size: 17px;
  line-height: 1.55;
}
.r4-project-case-page .topic { display: none; }
/* Aspro chrome: apply only to a page containing the modular case. */
body:has([data-r4-project-case]) .page-top-wrapper,
body:has([data-r4-project-case]) .bottom-links-block { display: none !important; }
body:has([data-r4-project-case]) .main { padding-bottom: 0 !important; }
.r4-case-template,
.r4-case-template * { box-sizing: border-box; }
.r4-case-template a { color: inherit; }
.r4-case-template img { display: block; max-width: 100%; }
.r4-case-template h1,
.r4-case-template h2,
.r4-case-template h3,
.r4-case-template p { margin-top: 0; }
.r4-case-template h1,
.r4-case-template h2,
.r4-case-template h3 { line-height: 1.02; letter-spacing: -.045em; }
.r4-case-template h2 { margin-bottom: 0; font-size: clamp(38px, 5.4vw, 76px); font-weight: 650; }
.r4-case-template h3 { margin-bottom: 12px; font-size: clamp(22px, 2vw, 30px); }
.r4-case-container { width: min(var(--r4-container), calc(100% - 48px)); margin-inline: auto; }
.r4-case-bleed { position: relative; left: 50%; width: 100vw; margin-left: -50vw; }
.r4-section { padding-block: var(--r4-section); }
.r4-section--soft { background: var(--r4-soft); }
.r4-section--dark { background: #171717; color: #fff; }
.r4-section--orange { background: var(--r4-orange); color: #fff; }
.r4-case-template .r4-section--dark h2,
.r4-case-template .r4-section--dark h3,
.r4-case-template .r4-section--orange h2,
.r4-case-template .r4-section--orange h3 { color: #fff; }
.r4-kicker { margin-bottom: var(--r4-tight); color: var(--r4-orange); font-size: 12px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.r4-section--dark .r4-kicker,
.r4-section--orange .r4-kicker { color: currentColor; opacity: .78; }
.r4-case-hero { position: relative; min-height: min(820px, calc(100svh - 86px)); display: grid; align-items: end; overflow: hidden; color: #fff; background: #1a1a1a; }
.r4-case-hero > img { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center 46%; }
.r4-case-hero__shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.78) 0, rgba(0,0,0,.38) 48%, rgba(0,0,0,.05) 78%); }
.r4-case-hero__content { position: relative; padding-block: clamp(70px, 9vw, 130px); }
.r4-case-hero h1 { max-width: 980px; margin-bottom: 24px; color: #fff; font-size: clamp(58px, 8.2vw, 126px); font-weight: 650; }
.r4-case-hero__lead { max-width: 720px; margin-bottom: 0; font-size: clamp(20px, 2vw, 28px); line-height: 1.38; }
.r4-button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 54px; padding-inline: 22px; border: 1px solid currentColor; text-decoration: none; font-size: 14px; font-weight: 750; }
.r4-button--light { border-color: #fff; background: #fff; color: #111 !important; }
.r4-button--dark { border-color: #111; background: #111; color: #fff !important; }
button.r4-button { font-family: inherit; cursor: pointer; }
.r4-case-summary { display: grid; grid-template-columns: minmax(160px, .6fr) minmax(0, 1.7fr); gap: var(--r4-group) clamp(34px, 6vw, 90px); align-items: start; }
.r4-case-summary__logo { padding-top: 6px; }
.r4-case-summary__logo span { display: block; margin-bottom: 14px; color: var(--r4-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.r4-case-summary__logo img { width: 190px; height: auto; mix-blend-mode: multiply; }
.r4-case-summary__intro p:last-child { max-width: 830px; margin: 28px 0 0; font-size: clamp(19px, 2vw, 25px); }
.r4-case-facts { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; border-top: 1px solid var(--r4-line); border-bottom: 1px solid var(--r4-line); }
.r4-case-facts div { padding: 22px 22px 24px 0; }
.r4-case-facts div + div { padding-left: 22px; border-left: 1px solid var(--r4-line); }
.r4-case-facts dt { margin-bottom: 8px; color: var(--r4-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.r4-case-facts dd { margin: 0; font-size: 17px; font-weight: 650; }
.r4-section-head { margin-bottom: var(--r4-group); }
.r4-section-head--split { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr); gap: clamp(32px, 7vw, 104px); align-items: end; }
.r4-section-head--split > p { margin-bottom: 2px; color: var(--r4-muted); font-size: 18px; }
.r4-section--dark .r4-section-head--split > p { color: #c6c3bd; }
.r4-scope-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #cfcbc3; border-bottom: 1px solid #cfcbc3; }
.r4-scope-grid article { padding: 24px 26px 28px 0; }
.r4-scope-grid article + article { padding-left: 26px; border-left: 1px solid #cfcbc3; }
.r4-scope-grid span { display: block; margin-bottom: 56px; color: var(--r4-orange); font-size: 13px; }
.r4-scope-grid p { margin-bottom: 0; color: #55514c; font-size: 15px; }
.r4-before-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.r4-before-grid figure { margin: 0; }
.r4-before-grid img { width: 100%; aspect-ratio: 1.48; object-fit: cover; filter: saturate(.78); }
.r4-before-grid figcaption { padding-top: 10px; color: var(--r4-muted); font-size: 13px; }
.r4-before-reveal { --r4-before-preview: 160px; }
.r4-before-panel { position: relative; overflow: hidden; transition: height .6s cubic-bezier(.22,.61,.36,1); }
.r4-before-reveal.is-enhanced .r4-before-panel { height: var(--r4-before-preview); }
.r4-before-reveal.is-enhanced .r4-before-panel::after { position: absolute; inset: 0; content: ""; background: linear-gradient(180deg, rgba(247,245,241,.15), rgba(247,245,241,.76) 52%, var(--r4-paper)); pointer-events: none; opacity: 1; transition: opacity .45s ease; }
.r4-before-reveal.is-enhanced .r4-before-grid { opacity: .65; transition: opacity .5s ease; }
.r4-before-reveal.is-open .r4-before-panel::after { opacity: 0; }
.r4-before-reveal.is-open .r4-before-grid { opacity: 1; }
.r4-before-action { display: none; position: relative; z-index: 1; justify-content: center; margin-top: -28px; }
.r4-before-reveal.is-enhanced .r4-before-action { display: flex; }
.r4-before-reveal.is-open .r4-before-action { margin-top: 20px; }
.r4-section--dark [data-r4-portfolio-mode="gallery"] { --r4-pr-card-height: clamp(520px, min(58vw, 80vh), 850px); }
.r4-section--dark [data-r4-portfolio-mode="gallery"] .r4-pr-gallery { margin-bottom: 0; }
.r4-result { width: min(1700px, calc(100vw - 64px)); display: grid; grid-template-columns: minmax(96px, .25fr) minmax(0, 1.5fr) minmax(260px, .72fr); gap: clamp(28px, 3vw, 64px); align-items: start; }
.r4-result h2 { min-width: 0; font-size: clamp(44px, 6vw, 88px); }
.r4-result h2 > .r4-result-line { display: block; white-space: nowrap; }
.r4-result > p:last-child { margin: 8px 0 0; font-size: 18px; }
.r4-review { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: clamp(42px, 8vw, 120px); align-items: start; }
.r4-review__copy { position: sticky; top: 30px; }
.r4-review h2 { max-width: 900px; }
.r4-review blockquote { max-width: 820px; margin: clamp(34px, 5vw, 64px) 0 30px; padding-left: 24px; border-left: 3px solid var(--r4-orange); color: #48443f; font-size: clamp(19px, 2vw, 26px); line-height: 1.48; }
.r4-review__author { display: grid; gap: 4px; }
.r4-review__author strong { font-size: 18px; }
.r4-review__author span,
.r4-review__author time { color: var(--r4-muted); font-size: 14px; }
.r4-review__scan { display: block; color: var(--r4-ink); text-decoration: none; }
.r4-review__scan img { width: 100%; height: auto; border: 1px solid var(--r4-line); box-shadow: 0 18px 52px rgba(22,19,15,.12); }
.r4-review__scan span { display: flex; justify-content: space-between; gap: 18px; padding-top: 12px; font-size: 14px; font-weight: 700; }
.r4-review--compact { grid-template-columns: minmax(0, 1fr) 200px; gap: clamp(28px, 5vw, 72px); align-items: center; padding: clamp(24px, 4vw, 48px); border: 1px solid var(--r4-line); background: #fff; }
.r4-review--compact .r4-review__copy { position: static; }
.r4-case-template .r4-review--compact h2 { margin-bottom: 28px; font-size: clamp(26px, 3vw, 44px); line-height: 1.2; letter-spacing: -.025em; }
.r4-review--compact .r4-review__scan { width: 200px; padding: 16px; background: var(--r4-paper); }
.r4-review--compact .r4-review__scan img { height: 205px; object-fit: contain; background: #fff; box-shadow: 0 5px 18px rgba(22,19,15,.08); }
.r4-review--compact .r4-review__scan span { gap: 8px; font-size: 13px; }
.r4-service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--r4-line); }
.r4-service-grid a { display: grid; grid-template-rows: auto auto 1fr auto; min-height: 330px; padding: 22px 28px 26px 0; text-decoration: none; }
.r4-service-grid a + a { padding-left: 28px; border-left: 1px solid var(--r4-line); }
.r4-service-grid span { margin-bottom: 58px; color: var(--r4-orange); font-size: 13px; }
.r4-service-grid p { color: var(--r4-muted); font-size: 15px; }
.r4-service-grid b { align-self: end; font-size: 14px; }
.r4-related-cases { background: #fff; }
.r4-related-cases [data-r4-portfolio-rail] { --r4-pr-card-height: clamp(600px, min(56vw, 78vh), 860px); }
.r4-related-cases .r4-pr-floor + .r4-pr-floor { padding-top: var(--r4-section); border-top: 1px solid var(--r4-line); }
.r4-case-more-control { display: flex; justify-content: center; padding-block: 44px 0; }
.r4-case-more-control[hidden],
.r4-more-cases[hidden] { display: none !important; }
.r4-more-cases { overflow: hidden; opacity: 0; transition: height .6s cubic-bezier(.22,.61,.36,1), opacity .45s ease; }
.r4-more-cases.is-open { opacity: 1; }
.r4-more-cases > .r4-more-cases-inner > .r4-pr-floor:first-child { padding-top: var(--r4-section); }
.r4-case-request { background: #f1eee8; }
.r4-case-request__grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(40px, 8vw, 120px); align-items: start; }
.r4-case-request__grid > div:last-child p { margin-bottom: 24px; font-size: 19px; }
@media (hover: hover) and (pointer: fine) {
  .r4-case-template a { transition: color .2s ease, background-color .2s ease, border-color .2s ease; }
  .r4-service-grid a:hover b { color: var(--r4-orange); }
  .r4-button--light:hover { border-color: var(--r4-orange); background: var(--r4-orange); color: #fff !important; }
}
.r4-case-template a:focus-visible,
.r4-case-template button:focus-visible { outline: 3px solid rgba(255,76,0,.55); outline-offset: 3px; }
.r4-case-viewer[hidden] { display: none !important; }
.r4-case-viewer {
  position: fixed;
  z-index: 10050;
  inset: 0;
  display: grid;
  place-items: center;
  padding: clamp(52px, 7vw, 92px);
  background: rgba(8,8,8,.94);
}
.r4-case-viewer img { display: block; width: auto; max-width: 100%; height: auto; max-height: calc(100vh - 80px); object-fit: contain; }
.r4-case-viewer button { position: absolute; display: grid; place-items: center; width: 48px; height: 48px; padding: 0; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; background: rgba(10,10,10,.55); color: #fff; font: 28px/1 Arial, sans-serif; cursor: pointer; }
.r4-case-viewer__close { top: 20px; right: 20px; }
.r4-case-viewer__previous { top: 50%; left: 20px; transform: translateY(-50%); }
.r4-case-viewer__next { top: 50%; right: 20px; transform: translateY(-50%); }
.r4-case-viewer-open { overflow: hidden; }
@media (max-width: 900px) {
  .r4-case-summary,
  .r4-section-head--split,
  .r4-result,
  .r4-review,
  .r4-case-request__grid { grid-template-columns: 1fr; }
  .r4-result { grid-template-columns: minmax(0, 1fr); }
  .r4-review__copy { position: static; }
  .r4-review__scan { width: min(100%, 520px); }
  .r4-case-summary__logo { display: flex; gap: 24px; align-items: center; }
  .r4-case-summary__logo span { margin: 0; }
  .r4-case-facts { grid-template-columns: 1fr 1fr; }
  .r4-case-facts div:nth-child(3) { border-left: 0; border-top: 1px solid var(--r4-line); }
  .r4-case-facts div:nth-child(4) { border-top: 1px solid var(--r4-line); }
  .r4-scope-grid { grid-template-columns: 1fr 1fr; }
  .r4-scope-grid article:nth-child(3) { padding-left: 0; border-top: 1px solid #cfcbc3; border-left: 0; }
  .r4-scope-grid article:nth-child(4) { border-top: 1px solid #cfcbc3; }
  .r4-scope-grid span { margin-bottom: 28px; }
}
@media (max-width: 700px) {
  .r4-result { width: calc(100vw - 32px); }
  .r4-before-reveal { --r4-before-preview: 120px; }
  .r4-before-action .r4-button { gap: 16px; }
  .r4-case-more-control { padding-top: 32px; }
  .r4-review--compact { grid-template-columns: minmax(0, 1fr); padding: 24px; }
  .r4-review--compact .r4-review__scan { display: grid; grid-template-columns: 56px minmax(0, 1fr); align-items: center; gap: 16px; width: 100%; padding: 12px; }
  .r4-review--compact .r4-review__scan img { width: 56px; height: 74px; }
  .r4-review--compact .r4-review__scan span { padding-top: 0; }
  .r4-case-template { font-size: 16px; }
  .r4-case-container { width: calc(100% - 32px); }
  .r4-case-hero { min-height: 650px; }
  .r4-case-hero__shade { background: linear-gradient(0deg, rgba(0,0,0,.82) 0, rgba(0,0,0,.3) 68%, rgba(0,0,0,.05)); }
  .r4-case-hero__content { padding-block: 54px; }
  .r4-case-hero h1 { font-size: clamp(46px, 14vw, 68px); }
  .r4-case-hero__lead { font-size: 18px; }
  .r4-case-facts,
  .r4-scope-grid,
  .r4-before-grid,
  .r4-service-grid { grid-template-columns: 1fr; }
  .r4-case-facts div,
  .r4-case-facts div + div { padding: 16px 0; border-top: 1px solid var(--r4-line); border-left: 0; }
  .r4-case-facts div:first-child { border-top: 0; }
  .r4-scope-grid article,
  .r4-scope-grid article + article { padding: 22px 0; border-top: 1px solid #cfcbc3; border-left: 0; }
  .r4-scope-grid article:first-child { border-top: 0; }
  .r4-before-grid img { height: auto; aspect-ratio: 4 / 3; }
  .r4-service-grid a,
  .r4-service-grid a + a { min-height: 0; padding: 24px 0; border-top: 1px solid var(--r4-line); border-left: 0; }
  .r4-service-grid span { margin-bottom: 24px; }
  .r4-section--dark [data-r4-portfolio-mode="gallery"],
  .r4-related-cases [data-r4-portfolio-rail] { --r4-pr-card-height: clamp(380px, 112vw, 620px); }
  .r4-case-viewer { padding: 62px 10px; }
  .r4-case-viewer button { width: 42px; height: 42px; }
  .r4-case-viewer__previous { left: 8px; }
  .r4-case-viewer__next { right: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .r4-before-panel,
  .r4-before-reveal .r4-before-panel::after,
  .r4-before-reveal .r4-before-grid,
  .r4-more-cases { transition: none !important; }
}