/* Chapter 01, Digital products: opener numeral, pinned CSS phone, statement, tech marquee. Motion in js/svc-products.js. */
.pr { position: relative; background: var(--bg); color: var(--ink); text-align: left; padding-bottom: var(--s8); }
.pr::before { content: ""; position: absolute; inset: 0; background: url("../assets/photos/grain-tile-512.png"); opacity: .05; pointer-events: none; }
.pr-defs { position: absolute; width: 0; height: 0; }
/* opener: giant outlined numeral the camera dollies past */
.pr-open { position: relative; min-height: 100vh; min-height: 100svh; display: grid; place-items: center; padding: var(--s7) max(16px, 5vw); overflow: clip; text-align: center; }
.pr-num { position: absolute; left: 50%; top: 50%; margin: 0; translate: -50% -50%; font-family: var(--font-display); font-weight: 100; font-size: clamp(240px, 52vw, 820px); line-height: .8; letter-spacing: .04em; color: transparent; -webkit-text-stroke: 1px rgba(241, 235, 221, .3); user-select: none; pointer-events: none; will-change: transform, opacity; }
@supports not (-webkit-text-stroke: 1px #000) { .pr-num { color: rgba(241, 235, 221, .07); } }
.pr-open-copy { position: relative; z-index: 1; max-width: 920px; display: grid; gap: var(--s3); justify-items: center; will-change: transform; }
.pr-title { max-width: 100%; }
.pr-title .sv-word { overflow: hidden; padding: .06em 0 .14em; margin-bottom: -.14em; vertical-align: top; }
.pr-intro { max-width: 52ch; font-size: clamp(16px, 1.5vw, 20px); line-height: 1.7; color: var(--accent); }
/* hide-before-reveal only once JS has taken over (.is-live) */
.pr.is-live .pr-rv { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease-out), transform 1.1s var(--ease-out); transition-delay: calc(var(--d, 0) * 1ms); }
.pr.is-live .pr-rv.is-in { opacity: 1; transform: none; }
.pr.is-live .pr-title .sv-char { transform: translateY(112%); transition: transform 1.1s var(--ease-out); transition-delay: calc(var(--i) * 45ms); }
.pr.is-live .pr-title.is-in .sv-char { transform: none; }

/* the pinned hero shot */
.pr-pin { position: relative; }
.pr-stage { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); align-items: center; gap: var(--s5); padding: var(--s7) clamp(16px, 6vw, 120px); min-height: 100vh; min-height: 100svh; }
.pr-dev { --dh: min(680px, 74vh); --dh: min(680px, 74svh); position: relative; justify-self: center; width: calc(var(--dh) * .4615); height: var(--dh); perspective: 1500px; }
.pr-halo { position: absolute; left: 50%; top: 50%; width: 170%; aspect-ratio: 1; translate: -50% -50%; background: radial-gradient(closest-side, rgba(199, 194, 184, .16), rgba(199, 194, 184, .05) 55%, transparent); pointer-events: none; }
.pr-shadow { position: absolute; left: 6%; right: 6%; bottom: -5%; height: 9%; background: radial-gradient(closest-side, rgba(0, 0, 0, .78), transparent); filter: blur(10px); }
.pr-device { position: absolute; inset: 0; font-size: calc(var(--dh) / 50); transform-style: preserve-3d; will-change: transform; transform: rotateY(-14deg) rotateX(4deg); }
.pr-slice, .pr-body, .pr-glass { position: absolute; inset: 0; border-radius: 5.6em; }
.pr-slice { background: #77746e; transform: translateZ(calc(var(--z) * .5em)); box-shadow: inset 0 0 0 .15em #a8a59e; }
.pr-body { background: linear-gradient(142deg, #ecebe6 0%, #b5b2ab 20%, #6c6a65 46%, #d3d0c9 70%, #8e8b85 100%); box-shadow: inset 0 0 0 .16em rgba(255, 255, 255, .6), inset 0 0 .8em .1em rgba(0, 0, 0, .5), 0 0 0 .08em rgba(0, 0, 0, .55); }
.pr-btn { position: absolute; width: .34em; background: linear-gradient(90deg, #5c5a56, #bdbab3); border-radius: .2em; }
.pr-btn-a { left: -.3em; top: 9em; height: 2.2em; }
.pr-btn-b { left: -.3em; top: 13em; height: 3.6em; }
.pr-btn-c { left: -.3em; top: 17.6em; height: 3.6em; }
.pr-btn-d { right: -.3em; top: 15em; height: 5.6em; background: linear-gradient(90deg, #bdbab3, #5c5a56); }
.pr-bezel { position: absolute; inset: .62em; border-radius: 5em; background: #040405; box-shadow: 0 0 0 .1em rgba(0, 0, 0, .6); }
.pr-screen { position: absolute; inset: 1.1em; border-radius: 4.5em; overflow: clip; background: linear-gradient(180deg, #17181b, #0c0d0f 70%); transform: translateZ(.01em); }
.pr-island { position: absolute; left: 50%; top: 1.2em; width: 6.6em; height: 1.9em; translate: -50% 0; border-radius: 1em; background: #000; z-index: 3; }
.pr-sheen { position: absolute; inset: 0; background: radial-gradient(120% 60% at 20% 0, rgba(241, 235, 221, .1), transparent 60%); pointer-events: none; z-index: 2; }
.pr-glass { overflow: clip; pointer-events: none; transform: translateZ(.05em); }
.pr-glare { position: absolute; top: -10%; bottom: -10%; left: 30%; width: 42%; background: linear-gradient(105deg, transparent 0, rgba(255, 255, 255, .34) 50%, transparent 100%); mix-blend-mode: soft-light; will-change: transform; transform: skewX(-14deg); }

/* screen states: app is the default, JS flips data-state */
.pr-s { position: absolute; inset: 0; padding: 4.8em 1.7em 1.6em; display: flex; flex-direction: column; gap: 1.1em; opacity: 0; visibility: hidden; transform: translateY(1.2em) scale(.97); transition: opacity .6s var(--ease), transform .8s var(--ease-out), visibility 0s .6s; }
.pr-s0 { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.pr-device[data-state="1"] .pr-s0, .pr-device[data-state="2"] .pr-s0 { opacity: 0; visibility: hidden; transform: translateY(-1.2em) scale(.97); transition: opacity .6s var(--ease), transform .8s var(--ease-out), visibility 0s .6s; }
.pr-device[data-state="1"] .pr-s1, .pr-device[data-state="2"] .pr-s2 { opacity: 1; visibility: visible; transform: none; transition-delay: .12s, .12s, 0s; }
.u-top { display: flex; align-items: center; justify-content: space-between; }
.u-bar { display: block; height: .7em; border-radius: .4em; background: rgba(241, 235, 221, .26); }
.u-bar-big { height: 1.5em; background: rgba(241, 235, 221, .86); border-radius: .5em; }
.u-av { width: 2.6em; height: 2.6em; border-radius: 50%; background: #F1EBDD; display: grid; place-items: center; }
.u-av svg { width: 1.5em; height: 1.5em; fill: #101112; }
.u-hero { display: grid; gap: .7em; }
.u-card { border-radius: 1.8em; padding: 1em .9em .5em; background: linear-gradient(160deg, #202225, #151618); box-shadow: inset 0 0 0 .08em rgba(241, 235, 221, .1); }
.u-card svg { display: block; width: 100%; height: 9em; overflow: visible; }
.u-line { stroke-dasharray: 1; stroke-dashoffset: 0; }
.u-area { opacity: 1; }
.u-row { display: flex; align-items: center; gap: .9em; padding: .9em 1em; border-radius: 1.4em; background: #17181b; box-shadow: inset 0 0 0 .08em rgba(241, 235, 221, .08); }
.u-row .u-bar { flex: 1 1 auto; }
.u-dot { flex: none; width: 1.8em; height: 1.8em; border-radius: 50%; background: linear-gradient(145deg, #C7C2B8, #6c6a65); }
.u-tog { position: relative; flex: none; margin-left: auto; width: 3.2em; height: 1.8em; border-radius: 1em; background: #F1EBDD; transition: background .5s var(--ease); }
.u-tog::after { content: ""; position: absolute; top: .2em; left: 1.6em; width: 1.4em; height: 1.4em; border-radius: 50%; background: #101112; transition: transform .6s var(--ease-out); }
.u-tog2, .u-tog3 { background: #3a3b3e; }
.u-tog2::after, .u-tog3::after { left: .2em; background: #C7C2B8; }
.u-tabs { margin-top: auto; display: flex; justify-content: space-around; padding: .9em 0 0; border-top: .08em solid rgba(241, 235, 221, .1); }
.u-tabs i { width: 2.2em; height: .5em; border-radius: .3em; background: rgba(241, 235, 221, .22); }
.u-tabs i:first-child { background: #F1EBDD; }
.u-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 1em; }
.u-tile { aspect-ratio: 1; border-radius: 2.2em; display: grid; place-items: center; box-shadow: inset 0 0 0 .08em rgba(255, 255, 255, .14); }
.u-tile svg { width: 36%; height: 36%; fill: currentColor; }
.t1 { background: #F1EBDD; color: #101112; } .t2 { background: #2b2c2e; color: #F1EBDD; } .t3 { background: #B59A78; color: #1c1710; }
.t4 { background: #5e6b73; color: #F1EBDD; } .t5 { background: #C7C2B8; color: #101112; } .t6 { background: #18191B; color: #C7C2B8; box-shadow: inset 0 0 0 .1em rgba(199, 194, 184, .4); }
.u-net { width: 100%; height: 100%; margin-top: -1.4em; overflow: visible; }
.u-net line { stroke-width: 1.2; stroke-dasharray: 1; stroke-dashoffset: 0; }
.u-nd { transform-box: fill-box; transform-origin: center; }
.u-ring { stroke-width: 1; opacity: 0; transform-box: fill-box; transform-origin: center; }
.u-nd circle { stroke-width: 1.2; }

/* no JS or reduced motion stops here: the app screen, static, all copy visible */
.pr-copy { display: grid; gap: var(--s4); align-content: center; min-width: 0; }
.pr-sub { padding-left: 28px; }
.pr-steps { position: relative; padding-left: 28px; }
.pr-rail { position: absolute; left: 0; top: 4px; bottom: 4px; width: 1px; background: var(--line); }
.pr-rail i { position: absolute; inset: 0; background: var(--accent); box-shadow: 0 0 12px rgba(199, 194, 184, .6); transform-origin: top; transform: scaleY(1); }
.pr-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s5); }
.pr-step { position: relative; display: grid; gap: 10px; transition: opacity .6s var(--ease), transform .8s var(--ease-out); }
.pr-no { font-family: var(--font-display); font-weight: 300; font-size: 12px; letter-spacing: .42em; color: var(--soft); }
.pr-step h4 { margin: 0; font-family: var(--font-display); font-weight: 200; text-transform: uppercase; font-size: clamp(28px, 3.4vw, 52px); letter-spacing: .14em; line-height: 1.1; color: var(--ink); }
.pr-step p { max-width: 36ch; font-size: clamp(15px, 1.25vw, 18px); line-height: 1.7; color: var(--accent); }

/* how we work: a pull statement that lights up word by word */
.pr-how { position: relative; max-width: 1180px; margin: 0 auto; padding: var(--s8) clamp(16px, 6vw, 120px) var(--s7); display: grid; gap: var(--s4); }
.pr-pull { font-family: var(--font-display); font-weight: 200; font-size: clamp(24px, 3.5vw, 54px); line-height: 1.32; letter-spacing: .01em; color: var(--ink); }
.pr.is-live .pr-pull .w { color: rgba(241, 235, 221, .2); transition: color .6s var(--ease); }
.pr.is-live .pr-pull .w.on { color: var(--ink); }

/* technologies: hairline tags in an endless drifting row */
.pr-tech { position: relative; display: grid; gap: var(--s4); padding: 0 0 var(--s4); }
.pr-tech .cap { padding: 0 clamp(16px, 6vw, 120px); }
.pr-marquee { position: relative; overflow: clip; padding: 6px clamp(16px, 6vw, 120px); }
.pr-tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 12px; }
.pr-tags li { display: inline-flex; align-items: center; min-height: 56px; padding: 0 28px; border: 1px solid rgba(199, 194, 184, .28); border-radius: 999px; font-family: var(--font-display); font-weight: 300; font-size: 13px; letter-spacing: .3em; text-transform: uppercase; white-space: nowrap; color: var(--ink); transition: border-color var(--t-hover) var(--ease), color var(--t-hover) var(--ease); }
.pr-marquee:hover .pr-tags li:hover { border-color: var(--accent); }
.pr.is-live .pr-marquee { padding-inline: 0; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.pr.is-live .pr-track { display: flex; width: max-content; will-change: transform; }
.pr.is-live .pr-tags { flex-wrap: nowrap; flex: none; padding-right: 12px; }

/* live, desktop: the stage pins for a long scroll and JS scrubs it */
@media (min-width: 760px) {
  .pr.is-live .pr-pin { height: 400vh; height: 400svh; }
  .pr.is-live .pr-stage { position: sticky; top: 0; height: 100vh; height: 100svh; min-height: 0; padding-block: 0; }
  .pr.is-live .pr-step { opacity: .26; transform: translateX(-10px); }
  /* room for that 10px slide inside the list itself; the negative margin keeps the layout exactly where it was */
  .pr.is-live .pr-list { padding-left: 12px; margin-left: -12px; }
  .pr.is-live .pr-step.on { opacity: 1; transform: none; }
  .pr.is-live .pr-rail i { transform: scaleY(0); }
}
/* live: screen detail that plays as each state arrives */
.pr.is-live .u-line { stroke-dashoffset: 1; transition: stroke-dashoffset 1.8s var(--ease); }
.pr.is-live .u-area { opacity: 0; transition: opacity 1.4s var(--ease) .5s; }
.pr.is-live .u-tog::after { transform: translateX(-1.4em); }
.pr.is-live .u-tog2::after, .pr.is-live .u-tog3::after { transform: none; }
.pr.is-live .pr-device.draw .u-line { stroke-dashoffset: 0; }
.pr.is-live .pr-device.draw .u-area { opacity: 1; }
.pr.is-live .pr-device.draw .u-tog::after { transform: none; transition-delay: .9s; }
.pr.is-live .pr-device.draw .u-tog2 { background: #F1EBDD; transition-delay: 1.3s; }
.pr.is-live .pr-device.draw .u-tog2::after { transform: translateX(1.4em); background: #101112; transition-delay: 1.3s; }
.pr.is-live .u-tile { opacity: 0; transform: scale(.7); transition: opacity .5s var(--ease), transform .7s var(--ease-out); }
.pr.is-live .pr-device[data-state="1"] .u-tile { opacity: 1; transform: none; transition-delay: calc(var(--k) * 90ms + 250ms); }
.pr.is-live .u-net line { stroke-dashoffset: 1; transition: stroke-dashoffset 1s var(--ease); transition-delay: calc(var(--k) * 120ms); }
.pr.is-live .pr-device[data-state="2"] .u-net line { stroke-dashoffset: 0; }
.pr.is-live .pr-device[data-state="2"] .u-lg { animation: pr-pulse 2.4s ease-in-out infinite; animation-delay: calc(var(--k) * -.5s); }
.pr.is-live .pr-device[data-state="2"] .u-ring { animation: pr-ring 2.4s ease-out infinite; animation-delay: calc(var(--k) * -.5s); }
.pr.is-live .pr-device[data-state="2"] .u-core .u-ring { animation-delay: 0s; }
@keyframes pr-pulse { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
@keyframes pr-ring { 0% { opacity: .7; transform: scale(1); } 100% { opacity: 0; transform: scale(2.4); } }

/* phones: no long pin, a light sequence; device smaller, steps stack and reveal */
@media (max-width: 759px) {
  .pr { padding-bottom: var(--s7); }
  .pr-open { min-height: 86vh; min-height: 86svh; padding-block: var(--s6); }
  .pr-stage { grid-template-columns: minmax(0, 1fr); gap: var(--s5); padding: var(--s6) 16px; min-height: 0; }
  .pr-dev { --dh: min(400px, 56vh); --dh: min(400px, 56svh); }
  .pr-sub { padding-left: 0; text-align: center; }
  .pr-steps { padding-left: 0; }
  .pr-rail { display: none; }
  .pr-list { gap: var(--s3); }
  .pr-step { padding: var(--s3) 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
  .pr-step.on { border-color: rgba(199, 194, 184, .5); }
  .pr-step p { max-width: none; }
  .pr.is-live .pr-step { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease-out), transform 1s var(--ease-out), border-color .5s var(--ease); }
  .pr.is-live .pr-step.is-in { opacity: 1; transform: none; }
  .pr-how { padding: var(--s7) 16px var(--s6); }
  .pr-marquee { padding-inline: 16px; }
  .pr-tech .cap { padding-inline: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  .pr .pr-rv, .pr .pr-step, .pr .u-tile, .pr .pr-title .sv-char { opacity: 1 !important; transform: none !important; }
}
/* the Technologies block is one column that never grows to the marquee's full length (the marquee clips and scrolls inside it) */
.pr-tech { grid-template-columns: minmax(0, 1fr); }
.pr-marquee, .pr-step { min-width: 0; }