/* =============================================================
   SINGLE PORTFOLIO PROJECT PAGE  (single-am_portfolio.php)
   All classes prefixed .pfs- so nothing collides with the other
   portfolio / case-study styles. Uses the global brand tokens.
   ============================================================= */
.pfs { --pfs-ink: var(--color-primary-black); --pfs-paper: var(--color-neutral-paper); --pfs-or: var(--color-primary-orange); --pfs-mute: var(--color-on-dark-soft); --pfs-line: color-mix(in srgb, var(--color-neutral-paper) 18%, transparent);
  background: var(--pfs-ink); color: var(--pfs-paper); font-family: var(--font-sans, 'Inter', sans-serif); font-size: 16px; line-height: 1.6; overflow-x: clip; }
.pfs *, .pfs *::before, .pfs *::after { box-sizing: border-box; }
.pfs img { display: block; max-width: 100%; height: auto; }
.pfs a { color: inherit; text-decoration: none; }
.pfs-in { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

/* progress */
.pfs-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; background: var(--pfs-or); transform: scaleX(0); transform-origin: 0 50%; z-index: 9990; }

/* type */
.pfs-eyebrow { margin: 0 0 16px; font-size: 12px; line-height: 1; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--pfs-or); }
.pfs-h1, .pfs-h2, .pfs-h3 { margin: 0; font-weight: 900; font-style:var(--font-style-heading,italic); text-transform: uppercase; letter-spacing: -.02em; line-height: 1; }
.pfs-h1 { font-size: clamp(44px, 8vw, 116px); max-width: 1100px; }
.pfs-h1 span { color: var(--pfs-or); }
.pfs-h2 { font-size: clamp(32px, 4.4vw, 56px); }
.pfs-h3 { font-size: clamp(26px, 3vw, 38px); }
.pfs-lead { margin: 0; max-width: 56ch; font-size: 18px; line-height: 1.7; color: var(--pfs-mute); }
.pfs-prose p { margin: 0 0 16px; font-size: 17px; line-height: 1.75; color: var(--pfs-mute); }
.pfs-prose p:last-child { margin-bottom: 0; }
.pfs-mt { margin-top: 80px; } .pfs-mt-s { margin-top: 20px; }

/* buttons */
.pfs-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 15px 24px; border-radius: 2px; background: var(--pfs-or); color: var(--pfs-ink) !important; font-size: 13px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; transition: background-color .2s, transform .2s; }
.pfs-btn:hover { background: var(--color-primary-orange-bright); transform: translateY(-1px); }
.pfs-btn--dark { background: var(--pfs-ink); color: var(--pfs-paper) !important; } .pfs-btn--dark:hover { background: var(--color-dark-surface-hover); }
.pfs-btn--ghost { background: none; border: 1px solid var(--pfs-ink); } .pfs-btn--ghost:hover { background: color-mix(in srgb, var(--color-primary-black) 8%, transparent); }
.pfs-btn--outline { background: none; color: var(--pfs-paper) !important; border: 1px solid color-mix(in srgb, var(--color-neutral-paper) 40%, transparent); }

/* top bar */
.pfs-topbar { padding-top: var(--header-height, 88px); }
.pfs-topbar-in { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.pfs-back { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--pfs-mute); transition: color .2s; }
.pfs-back:hover { color: var(--pfs-paper); }

/* hero */
.pfs-hero { position: relative; padding: 40px 0 88px; background: radial-gradient(900px 500px at 85% 0, color-mix(in srgb, var(--color-primary-orange) 16%, transparent), transparent 70%); }
.pfs-hero-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-top: 40px; }
.pfs-chips { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.pfs-chip { border: 1px solid color-mix(in srgb, var(--color-neutral-paper) 35%, transparent); border-radius: 99px; padding: 8px 14px; font-size: 13px; font-weight: 600; }
.pfs-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: 48px 0 0; padding-top: 24px; border-top: 1px solid var(--pfs-line); }
.pfs-facts dt { margin: 0 0 8px; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--color-on-dark-mute); }
.pfs-facts dd { margin: 0; font-weight: 700; }
.pfs-hero-media { position: relative; margin-top: 48px; border-radius: 14px; overflow: hidden; background: var(--color-dark-surface); border: 1px solid var(--pfs-line); }
.pfs-hero-media .pfs-lb { width: 100%; }
.pfs-hero-media .pfs-img { width: 100%; max-height: 720px; object-fit: cover; }
.pfs-visit { position: absolute; right: 24px; bottom: 24px; }

/* paper (cream) sections */
.pfs-paper { background: var(--pfs-paper); color: var(--pfs-ink); }
.pfs-paper .pfs-prose p, .pfs-paper .pfs-lead { color: var(--color-text-soft); }
.pfs-brief { padding: 96px 0; }
.pfs-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }

/* objective → result */
.pfs-obj-row { display: grid; grid-template-columns: 80px 1fr 1fr 180px; gap: 24px; padding: 28px 0; border-top: 1px solid var(--color-border-light); align-items: start; }
.pfs-obj-row:first-child { border-top: 2px solid var(--pfs-ink); }
.pfs-obj-n { font-size: 40px; line-height: 1; font-weight: 900; font-style:var(--font-style-heading,italic); color: var(--pfs-or); }
.pfs-obj-row b { display: block; font-size: 18px; line-height: 1.4; }
.pfs-obj-tag { display: block; margin-top: 8px; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--color-text-subtle-alt); }
.pfs-obj-res { font-size: 32px; font-weight: 900; font-style:var(--font-style-heading,italic); color: var(--pfs-or); line-height: 1.1; text-align: right; }

/* phases */
.pfs-phases { padding: 96px 0 24px; }
.pfs-phase-nav { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.pfs-phase-nav a { display: inline-flex; gap: 10px; align-items: center; border: 1px solid color-mix(in srgb, var(--color-neutral-paper) 30%, transparent); border-radius: 99px; padding: 10px 18px; font-size: 14px; font-weight: 600; transition: border-color .2s, background .2s; }
.pfs-phase-nav a span { color: var(--pfs-or); font-weight: 800; }
.pfs-phase-nav a:hover { border-color: var(--pfs-or); background: color-mix(in srgb, var(--color-primary-orange) 10%, transparent); }
.pfs-phase { padding: 72px 0 24px; scroll-margin-top: 100px; }
.pfs-phase + .pfs-phase { border-top: 1px solid var(--pfs-line); margin-top: 48px; }
.pfs-phase-head { display: grid; grid-template-columns: 120px 1fr 1.2fr; gap: 32px; align-items: start; margin-bottom: 40px; }
.pfs-phase-n { font-size: clamp(64px, 8vw, 110px); line-height: .85; font-weight: 900; font-style:var(--font-style-heading,italic); color: transparent; -webkit-text-stroke: 2px var(--pfs-or); }

/* masonry gallery (any number of images) */
.pfs-gallery { column-count: 3; column-gap: 16px; }
.pfs-fig { position: relative; margin: 0 0 16px; break-inside: avoid; border-radius: 10px; overflow: hidden; background: var(--color-dark-surface); border: 1px solid var(--pfs-line); }
.pfs-lb { position: relative; display: block; cursor: zoom-in; }
.pfs-lb .pfs-img { width: 100%; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.pfs-lb:hover .pfs-img { transform: scale(1.04); }
.pfs-lb:focus-visible { outline: 2px solid var(--pfs-or); outline-offset: -2px; }
.pfs-zoom { position: absolute; right: 12px; top: 12px; width: 36px; height: 36px; border-radius: 50%; background: var(--pfs-or); color: var(--pfs-ink); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; line-height: 1; opacity: 0; transform: scale(.8); transition: opacity .2s, transform .2s; }
.pfs-lb:hover .pfs-zoom, .pfs-lb:focus-visible .pfs-zoom { opacity: 1; transform: none; }
.pfs-cap { margin: 0; padding: 10px 14px; font-size: 12px; font-weight: 600; color: var(--color-on-dark-mute); }
.pfs-ds .pfs-gallery { column-count: 2; }

/* design system */
.pfs-ds { padding: 96px 0; }
.pfs-swatches { display: flex; flex-wrap: wrap; gap: 20px; margin: 32px 0 0; padding: 0; list-style: none; }
.pfs-swatches li { display: grid; gap: 2px; width: 84px; }
.pfs-swatch { width: 84px; height: 84px; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--color-neutral-paper) 30%, transparent); margin-bottom: 8px; }
.pfs-swatches b { font-size: 13px; } .pfs-swatches em { font-style: normal; font-size: 12px; color: var(--color-on-dark-mute); }
.pfs-type { display: flex; align-items: baseline; gap: 16px; margin: 32px 0 0; font-weight: 600; color: var(--pfs-mute); }
.pfs-type span { font-size: 64px; line-height: 1; font-weight: 900; font-style:var(--font-style-heading,italic); color: var(--pfs-paper); }

/* before / after */
.pfs-ba { padding: 0 0 96px; }
.pfs-ba-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pfs-ba-item { margin: 0; }
.pfs-ba-item .pfs-lb { border-radius: 10px; overflow: hidden; border: 1px solid var(--pfs-line); background: var(--color-dark-surface); }
.pfs-ba-after .pfs-lb { border-color: var(--pfs-or); }
.pfs-ba-cap { margin-top: 12px; font-size: 14px; color: var(--pfs-mute); } .pfs-ba-cap b { color: var(--pfs-paper); margin-right: 8px; }
.pfs-ba-after .pfs-ba-cap b { color: var(--pfs-or); }

/* phones */
.pfs-mobile { padding: 0 0 96px; }
.pfs-phones { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; align-items: start; }
.pfs-phone { border-radius: 28px; overflow: hidden; border: 1px solid var(--pfs-line); background: var(--color-dark-surface); }
.pfs-phone:nth-child(even) { margin-top: 48px; }

/* results */
.pfs-results { background: var(--pfs-or); color: var(--pfs-ink); padding: 72px 0; }
.pfs-results .pfs-eyebrow { color: var(--pfs-ink); }
.pfs-results-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.pfs-stat-v { font-size: clamp(48px, 6.5vw, 92px); line-height: 1; font-weight: 900; font-style:var(--font-style-heading,italic); letter-spacing: -.02em; margin-bottom: 10px; }

/* quote */
.pfs-quote { padding: 96px 0; text-align: center; }
.pfs-quote-in { max-width: 920px; }
.pfs-quote blockquote { margin: 0; font-size: clamp(24px, 3.2vw, 40px); line-height: 1.3; font-weight: 800; font-style:var(--font-style-quote,italic); }
.pfs-quote p { margin: 28px 0 0; }

/* more work */
.pfs-more { padding: 96px 0; }
.pfs-more-head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 32px; }
.pfs-more-head .pfs-eyebrow { margin: 0; }
.pfs-more-head a { font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.pfs-more-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pfs-card { display: block; }
.pfs-card-img { display: block; aspect-ratio: 4/3; overflow: hidden; border-radius: 10px; background: var(--color-dark-surface); border: 1px solid var(--pfs-line); }
.pfs-card-img .pfs-img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.pfs-card:hover .pfs-card-img .pfs-img { transform: scale(1.05); }
.pfs-card-t { display: block; margin-top: 16px; font-size: 18px; font-weight: 700; }
.pfs-card-o { display: block; margin-top: 4px; font-size: 14px; color: var(--pfs-or); font-weight: 700; }

/* CTA */
.pfs-cta { background: var(--pfs-or); color: var(--pfs-ink); padding: 80px 0; }
.pfs-cta-in { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.pfs-cta-btns { display: flex; flex-wrap: wrap; gap: 12px; }

/* sticky mobile bar */
.pfs-sticky { display: none; }

/* reveal */
.pfs-reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.pfs-reveal.is-in { opacity: 1; transform: none; }

/* lightbox */
html.pfs-lb-open { overflow: hidden; }
.pfs-lightbox { position: fixed; inset: 0; z-index: 99999; background: color-mix(in srgb, var(--color-overlay-base) 94%, transparent); display: flex; align-items: center; justify-content: center; padding: 56px 72px; }
.pfs-lightbox[hidden] { display: none; }
.pfs-lb-stage { margin: 0; max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.pfs-lb-img { max-width: 100%; max-height: calc(100vh - 160px); width: auto; height: auto; border-radius: 6px; box-shadow: 0 30px 80px color-mix(in srgb, var(--color-black) 60%, transparent); }
.pfs-lb-cap { max-width: 70ch; text-align: center; font: 600 14px/1.5 var(--font-sans, 'Inter', sans-serif); color: var(--color-paper-dim); }
.pfs-lb-close, .pfs-lb-nav { position: absolute; width: 48px; height: 48px; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--color-neutral-paper) 35%, transparent); background: color-mix(in srgb, var(--color-primary-black) 60%, transparent); color: var(--color-neutral-paper); font-size: 28px; line-height: 1; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background .2s, border-color .2s; }
.pfs-lb-close:hover, .pfs-lb-nav:hover { background: var(--color-primary-orange); border-color: var(--color-primary-orange); color: var(--color-primary-black); }
.pfs-lb-close { top: 20px; right: 20px; } .pfs-lb-prev { left: 16px; top: 50%; margin-top: -24px; } .pfs-lb-next { right: 16px; top: 50%; margin-top: -24px; }
.pfs-lightbox.is-single .pfs-lb-nav { display: none; }
.pfs-lb-count { position: absolute; left: 50%; bottom: 20px; transform: translateX(-50%); font: 700 12px/1 var(--font-sans, 'Inter', sans-serif); letter-spacing: .14em; color: var(--color-on-dark-mute); }

/* responsive */
@media (max-width: 1023px) {
  .pfs-gallery { column-count: 2; }
  .pfs-phase-head { grid-template-columns: 90px 1fr; } .pfs-phase-text { grid-column: 1 / -1; }
  .pfs-obj-row { grid-template-columns: 56px 1fr 1fr; } .pfs-obj-res { grid-column: 2 / -1; text-align: left; }
  .pfs-phones { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .pfs-in { padding: 0 20px; }
  .pfs-topbar { padding-top: var(--header-height-mobile, 72px); } .pfs-topbar-in .pfs-btn { display: none; }
  .pfs-hero { padding-bottom: 56px; } .pfs-hero-row { flex-direction: column; align-items: flex-start; gap: 24px; } .pfs-chips { justify-content: flex-start; }
  .pfs-facts { grid-template-columns: 1fr 1fr; } .pfs-hero-media { margin-top: 32px; } .pfs-hero-media .pfs-img { max-height: 420px; }
  .pfs-visit { right: 12px; bottom: 12px; padding: 12px 16px; }
  .pfs-brief, .pfs-ds, .pfs-more, .pfs-quote { padding: 56px 0; } .pfs-mt { margin-top: 48px; }
  .pfs-2col, .pfs-ba-grid, .pfs-cta-in, .pfs-more-grid, .pfs-results-grid { grid-template-columns: 1fr; gap: 32px; }
  .pfs-obj-row { grid-template-columns: 44px 1fr; gap: 14px; } .pfs-obj-row > div:nth-of-type(2), .pfs-obj-res { grid-column: 2; } .pfs-obj-res { font-size: 28px; }
  .pfs-phases { padding-top: 56px; } .pfs-phase { padding-top: 48px; } .pfs-phase-head { grid-template-columns: 1fr; gap: 12px; } .pfs-phase-n { font-size: 56px; }
  .pfs-phase-nav { flex-wrap: nowrap; overflow-x: auto; margin-right: -20px; padding-right: 20px; scrollbar-width: none; } .pfs-phase-nav a { flex: 0 0 auto; }
  .pfs-gallery, .pfs-ds .pfs-gallery { column-count: 1; }
  .pfs-phone:nth-child(even) { margin-top: 0; } .pfs-phones { gap: 12px; }
  .pfs-cta { padding: 56px 0 100px; } .pfs-more { padding-bottom: 56px; }
  .pfs-sticky { display: flex; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 9980; padding: 12px 20px calc(12px + env(safe-area-inset-bottom, 0px)); background: var(--pfs-ink); border-top: 1px solid var(--pfs-line); }
  .pfs-sticky .pfs-btn:first-child { flex: 1; }
  .pfs-lightbox { padding: 64px 12px 56px; } .pfs-lb-nav { top: auto; bottom: 8px; margin: 0; } .pfs-lb-prev { left: 12px; } .pfs-lb-next { right: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .pfs-reveal { opacity: 1; transform: none; transition: none; } .pfs-lb .pfs-img, .pfs-card-img .pfs-img { transition: none; } .pfs-progress { display: none; }
}

/* write-up (block editor content) */
.pfs-writeup { max-width: 820px; }
.pfs-writeup h2, .pfs-writeup h3 { font-weight: 900; font-style:var(--font-style-heading,italic); text-transform: uppercase; letter-spacing: -.02em; line-height: 1.05; margin: 40px 0 16px; }
.pfs-writeup img { border-radius: 10px; margin: 24px 0; }