/* Own B landing — one typeface (Manrope), white page, soft pastel gradients behind frosted-glass cards, clear buttons. */
:root {
  --paper: #ffffff; --tint: #f5f6f7; --ink: #121417; --ink-2: #3b3f45; --muted: #70757d; --rule: #e4e6e9;
  --accent: #1f6b68; --accent-soft: #dff1ee;
  --font: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ease: cubic-bezier(.2, .7, .1, 1);
  /* pastel gradient used behind glass */
  --pastel: radial-gradient(60% 70% at 12% 20%, #c4f1dc 0%, rgba(196, 241, 220, 0) 70%),
            radial-gradient(55% 65% at 88% 15%, #ddd3fb 0%, rgba(221, 211, 251, 0) 70%),
            radial-gradient(60% 70% at 70% 92%, #b5e6f3 0%, rgba(181, 230, 243, 0) 70%),
            radial-gradient(50% 60% at 20% 95%, #cfe0fb 0%, rgba(207, 224, 251, 0) 70%),
            linear-gradient(135deg, #eefaf5 0%, #f1efff 55%, #eaf6fb 100%);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 640px) { .wrap { padding: 0 16px; } }
.label { font: 600 .74rem/1.4 var(--font); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.big { font-size: clamp(2.2rem, 4.6vw, 3.6rem); line-height: 1.08; font-weight: 400; letter-spacing: -.03em; margin: 0; }

.top-cta { display: block; font: 600 .82rem/1.3 var(--font); text-align: center; text-decoration: none; padding: .6rem 1rem; background: var(--ink); color: #eef0f2; }
.top-cta span { display: inline-block; transition: transform .3s var(--ease); }
.top-cta:hover span { transform: translateX(4px); }

/* nav */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(255, 255, 255, .78); backdrop-filter: blur(14px) saturate(1.3); border-bottom: 1px solid var(--rule); }
.nav-inner { display: flex; align-items: center; gap: 2.5rem; height: 62px; }
.wordmark { display: block; line-height: 0; }
.wordmark img { height: 22px; width: auto; display: block; }
.nav nav { display: flex; gap: 1.75rem; flex: 1; }
.nav nav a { font-weight: 500; font-size: .92rem; text-decoration: none; color: var(--ink-2); position: relative; }
.nav nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.nav nav a:hover::after { transform: scaleX(1); }
@media (max-width: 820px) { .nav nav { display: none; } .nav-inner { justify-content: space-between; } }

.text-link { font-weight: 600; text-decoration: none; white-space: nowrap; }
.text-link span { display: inline-block; transition: transform .3s var(--ease); }
.text-link:hover span { transform: translateX(4px); }
a.text-link[href="#process"]:hover span { transform: translateY(3px); }

/* Clear buttons: translucent white glass, hairline border, soft shadow, fully rounded. */
.btn {
  display: inline-flex; align-items: center; gap: .5rem; font: 600 .95rem var(--font); color: var(--ink); text-decoration: none;
  padding: .85rem 1.5rem; border-radius: 999px; cursor: pointer;
  background: rgba(255, 255, 255, .55); border: 1px solid rgba(18, 20, 23, .14);
  backdrop-filter: blur(12px) saturate(1.4); -webkit-backdrop-filter: blur(12px) saturate(1.4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 1px 2px rgba(18, 20, 23, .05), 0 10px 24px -14px rgba(40, 60, 110, .3);
  transition: background .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease), border-color .25s;
}
.btn:hover { background: rgba(255, 255, 255, .8); border-color: rgba(18, 20, 23, .24); box-shadow: inset 0 1px 0 #fff, 0 1px 2px rgba(18, 20, 23, .06), 0 14px 30px -14px rgba(40, 60, 110, .38); transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn.small { padding: .55rem 1.05rem; font-size: .86rem; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* glass + pastel stage */
.stage { position: relative; border-radius: 24px; padding: 28px; background: var(--pastel); background-size: 140% 140%; overflow: hidden; }
.glass {
  position: relative; border-radius: 18px;
  background: rgba(255, 255, 255, .5); border: 1px solid rgba(255, 255, 255, .75);
  backdrop-filter: blur(22px) saturate(1.35); -webkit-backdrop-filter: blur(22px) saturate(1.35);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .8), 0 24px 50px -28px rgba(50, 60, 120, .35);
}
@media (max-width: 640px) { .stage { padding: 14px; border-radius: 18px; } }

/* hero */
.hero { padding: 2.5rem 0 4.5rem; }
.title-block { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); margin: 0 0 3rem; }
.title-block > div { padding: .75rem 0 .75rem .9rem; border-right: 1px solid var(--rule); }
.title-block > div:first-child { padding-left: 0; }
.title-block > div:last-child { border-right: 0; }
.title-block dt { font: 600 .7rem var(--font); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.title-block dd { margin: .15rem 0 0; font-weight: 600; font-size: .95rem; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #2fbf8f; margin-right: .45rem; vertical-align: 1px; animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .35; } }
@media (max-width: 640px) { .title-block { grid-template-columns: 1fr 1fr; } .title-block > div:last-child { display: none; } .title-block > div:nth-child(2) { border-right: 0; } }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 3.5rem; align-items: center; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; } }
.headline { font: 400 clamp(2.8rem, 6.4vw, 5.4rem)/1.14 var(--font); letter-spacing: -.045em; margin: 0 0 1.8rem; }
.headline em { font-style: normal; font-weight: 500; background: linear-gradient(90deg, #1f8a73, #5b6fd8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.headline .line { display: block; overflow: hidden; padding-bottom: .14em; margin-bottom: -.1em; } /* room for descenders (g, y) inside the reveal mask */
.headline .line > span { display: inline-block; }
.lede { font-size: 1.12rem; color: var(--ink-2); max-width: 31rem; margin: 0 0 2rem; }
.cta-row { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }

.hero-figure { margin: 0; }
.viewer-card { overflow: hidden; }
.viewer { position: relative; height: 480px; }
@media (max-width: 640px) { .viewer { height: 360px; } }
.viewer canvas { display: block; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; }
.viewer canvas:active { cursor: grabbing; }
.viewer-fallback { position: absolute; inset: 0; margin: 0; display: grid; place-items: center; font-size: .85rem; color: var(--muted); }
.figure-tools { display: flex; justify-content: space-between; gap: 1.25rem; flex-wrap: wrap; padding: 1.1rem 4px 0; }
.tool { display: grid; gap: .5rem; }
.swatches, .chips { display: flex; gap: .45rem; flex-wrap: wrap; }
.swatch { width: 26px; height: 26px; border-radius: 50%; background: var(--c); border: 1px solid rgba(0, 0, 0, .14); padding: 0; cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease); }
.swatch:hover { transform: scale(1.12); }
.swatch[aria-pressed="true"] { box-shadow: 0 0 0 2px #fff, 0 0 0 3px var(--ink); }
.chip {
  font: 600 .8rem var(--font); padding: .42rem .9rem; border-radius: 999px; cursor: pointer; color: var(--ink-2);
  background: rgba(255, 255, 255, .55); border: 1px solid rgba(18, 20, 23, .12);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 6px 16px -12px rgba(40, 60, 110, .35);
  transition: background .2s, border-color .2s, color .2s;
}
.chip:hover { background: rgba(255, 255, 255, .85); }
.chip[aria-pressed="true"] { color: var(--ink); border-color: rgba(18, 20, 23, .45); background: #fff; }
.hero-figure figcaption { padding: .9rem 4px 0; font-size: .8rem; color: var(--muted); }
#part-hint { color: var(--ink); font-weight: 600; }

/* marquee */
.marquee { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); overflow: hidden; background: var(--paper); color: var(--ink); }
.marquee-track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee span { font: 400 1.45rem/1 var(--font); letter-spacing: -.02em; padding: 1.15rem 0; white-space: nowrap; }
.marquee span::after { content: "→"; font-size: 1rem; color: var(--accent); margin: 0 1.6rem; vertical-align: .2em; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* process */
.process { padding: 6rem 0 3rem; }
.process-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 4rem; }
.process-sticky { position: relative; }
.flat { position: sticky; top: 90px; margin: 0; padding: 1.5rem; border-radius: 20px; background: var(--pastel); overflow: hidden; }
.flat svg { width: 100%; height: auto; display: block; overflow: visible; position: relative; }
.flat-no { position: absolute; top: .7rem; left: 1.1rem; font-size: 3rem; font-weight: 300; letter-spacing: -.04em; line-height: 1; color: var(--accent); height: 3rem; overflow: hidden; z-index: 1; }
.flat-no span { display: block; transition: transform .6s var(--ease), opacity .4s; opacity: 0; transform: translateY(100%); position: absolute; left: 0; }
.flat[data-step="1"] [data-no="1"], .flat[data-step="2"] [data-no="2"], .flat[data-step="3"] [data-no="3"], .flat[data-step="4"] [data-no="4"] { opacity: 1; transform: none; position: relative; }

.flat .t-label { font: 700 10px var(--font); letter-spacing: .08em; fill: var(--muted); }
.flat .t-label.strong { fill: var(--ink); font-weight: 800; }
.flat .photo { fill: rgba(255, 255, 255, .55); stroke: rgba(255, 255, 255, .9); }
.flat .photo-corner { fill: none; stroke: var(--ink); stroke-width: 1.2; }
.flat .photo-shirt { fill: #b9c4cf; }
.flat .outline path { fill: rgba(255, 255, 255, .45); stroke: var(--ink); stroke-width: 1.6; stroke-linejoin: round; }
.flat .outline path.thin, .flat .outline path.stitch { fill: none; }
.flat .outline path.thin { stroke-width: 1.1; }
.flat .outline path.stitch { stroke-width: 1; stroke-dasharray: 4 3; }
.flat .outline .draw:not(.stitch) { stroke-dasharray: 1000; stroke-dashoffset: 0; transition: stroke-dashoffset 1.4s var(--ease), fill-opacity .6s; }
.flat[data-step="1"] .outline .draw:not(.stitch) { stroke-dashoffset: 1000; fill-opacity: 0; }
.flat[data-step="1"] .outline .stitch { opacity: 0; }
.flat .outline .stitch { transition: opacity .6s .9s; }
.flat .layer { opacity: 0; transition: opacity .5s var(--ease); }
.flat[data-step="1"] .layer[data-layer~="1"], .flat[data-step="2"] .layer[data-layer~="2"], .flat[data-step="3"] .layer[data-layer~="3"], .flat[data-step="4"] .layer[data-layer~="4"] { opacity: 1; }
.flat .callout path { fill: none; stroke: var(--accent); stroke-width: 1.3; stroke-dasharray: 400; stroke-dashoffset: 400; transition: stroke-dashoffset .9s var(--ease); transition-delay: calc(var(--i) * .15s + .2s); }
.flat .callout text { fill: var(--accent); opacity: 0; transition: opacity .4s; transition-delay: calc(var(--i) * .15s + .6s); }
.flat:not([data-step="1"]) .callout path { stroke-dashoffset: 0; }
.flat:not([data-step="1"]) .callout text { opacity: 1; }
.flat .card rect { fill: rgba(255, 255, 255, .78); stroke: rgba(18, 20, 23, .2); stroke-width: 1; }
.flat .card line { stroke: var(--rule); }
.flat .card { transform: translateY(18px); transition: transform .6s var(--ease); }
.flat[data-step="3"] .card, .flat[data-step="4"] .card { transform: none; }

.steps { list-style: none; margin: 0; padding: 0; }
.step { min-height: 72vh; display: flex; flex-direction: column; justify-content: center; border-top: 1px solid var(--rule); padding: 2rem 0; opacity: .3; transition: opacity .5s var(--ease); }
.step.active { opacity: 1; }
.step h2 { font-size: clamp(2rem, 3.8vw, 3rem); font-weight: 400; line-height: 1.06; margin: .6rem 0 1rem; letter-spacing: -.035em; }
.step p { color: var(--ink-2); max-width: 30rem; margin: 0; font-size: 1.05rem; }
@media (max-width: 960px) {
  .process-grid { grid-template-columns: 1fr; gap: 0; }
  /* on one column the picture stays at the top of the screen while the steps pass under it */
  .process-sticky { position: sticky; top: 56px; z-index: 5; align-self: start; padding: .75rem 0; background: linear-gradient(#fff 88%, rgba(255, 255, 255, 0)); }
  .flat { position: relative; top: auto; padding: .75rem; width: min(100%, 320px, 40vh); margin: 0 auto; box-shadow: 0 12px 30px -18px rgba(40, 60, 110, .45); }
  .flat-no { font-size: 2rem; height: 2rem; }
  .step { min-height: 48vh; justify-content: flex-start; }
}

/* sheet */
.sheet-section { padding: 6rem 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 2rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.section-head p { color: var(--ink-2); max-width: 26rem; margin: 0; }
.stage-sheet { padding: clamp(14px, 4vw, 48px); }
.sheet { overflow-x: auto; }
.sheet-top { display: flex; align-items: center; gap: 2rem; padding: 1.2rem 1.4rem .9rem; min-width: 640px; flex-wrap: wrap; }
.sheet-top > div { display: grid; gap: .1rem; }
.sheet-top .stamps { margin-left: auto; display: flex; align-items: center; gap: .6rem; }
.ver { position: relative; display: inline-block; height: 1.6em; overflow: hidden; }
.ver span { display: block; transition: transform .5s var(--ease); }
.ver .v2 { position: absolute; top: 0; transform: translateY(110%); color: var(--accent); }
.sheet.v2-on .ver .v1 { transform: translateY(-110%); }
.sheet.v2-on .ver .v2 { transform: none; }
.mini-stamp { font: 700 .74rem var(--font); letter-spacing: .04em; color: var(--accent); background: var(--accent-soft); border: 1px solid rgba(31, 107, 104, .35); border-radius: 999px; padding: .28rem .7rem; transition: transform .5s var(--ease), opacity .4s; }
.stamp-note { opacity: 0; transition: opacity .4s .3s; }
.sheet.v2-on .mini-stamp { opacity: 0; transform: translateY(18px); }
.sheet.v2-on .mini-stamp + .mini-stamp { transition-delay: .08s; }
.sheet.v2-on .stamp-note { opacity: 1; }
.sheet table { width: calc(100% - 2.8rem); margin: 0 1.4rem; border-collapse: separate; border-spacing: 0; min-width: 600px; table-layout: fixed; background: rgba(255, 255, 255, .55); border: 1px solid rgba(255, 255, 255, .9); border-radius: 12px; overflow: hidden; }
.sheet th:nth-child(1) { width: 20%; } .sheet th:nth-child(2) { width: 38%; } .sheet th:nth-child(3) { width: 22%; }
.sheet th { font: 600 .74rem var(--font); color: var(--muted); text-align: left; padding: .7rem 1rem; border-bottom: 1px solid rgba(18, 20, 23, .08); background: rgba(255, 255, 255, .55); }
.sheet td { padding: .85rem 1rem; border-bottom: 1px solid rgba(18, 20, 23, .06); vertical-align: top; font-size: .95rem; }
.sheet tr:last-child td { border-bottom: 0; }
.sheet small { display: block; color: var(--muted); font-size: .78rem; }
.sheet .open { color: #b5482f; font-weight: 600; }
.st { font: 600 .74rem var(--font); border: 1px solid rgba(18, 20, 23, .2); border-radius: 999px; padding: .15rem .55rem; white-space: nowrap; background: rgba(255, 255, 255, .6); }
.st.soft { border-style: dashed; }
.st.muted { border-color: rgba(18, 20, 23, .1); color: var(--muted); }
.edit-row .val2 { display: none; }
.sheet.v2-on .edit-row .val1 { display: none; }
.sheet.v2-on .edit-row .val2 { display: inline-block; }
.sheet.v2-on .edit-row td { animation: flash 1.6s var(--ease); }
@keyframes flash { 0% { background: rgba(31, 107, 104, .16); } 100% { background: transparent; } }
.sheet.v2-on .edit-row td:nth-child(2) .val2::after { content: "changed in v2"; display: inline-block; margin-left: .5rem; font: 700 .7rem var(--font); color: var(--accent); }
.sheet-foot { display: flex; align-items: center; gap: 1.2rem; padding: 1rem 1.4rem 1.3rem; flex-wrap: wrap; min-width: 640px; }
.motion .sheet tbody tr { opacity: 0; transform: translateX(-12px); transition: opacity .5s var(--ease), transform .5s var(--ease); transition-delay: calc(var(--i) * 90ms + .2s); }
.motion .stage.in .sheet tbody tr { opacity: 1; transform: none; }

/* rules */
.features { padding: 6rem 0; }
.feature-list { display: grid; gap: clamp(3rem, 7vw, 6rem); margin-top: 1rem; }
.feature { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.feature:nth-child(even) .feature-shot { order: 2; }
.feature-shot { margin: 0; padding: clamp(10px, 2vw, 22px); border-radius: 24px; background: var(--pastel); background-size: 140% 140%; }
.feature-shot img { display: block; width: 100%; height: auto; border-radius: 12px; background: #fff; box-shadow: 0 18px 40px -24px rgba(40, 60, 110, .5); }
.feature-copy h3 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 400; line-height: 1.1; letter-spacing: -.03em; margin: .6rem 0 .9rem; }
.feature-copy p { margin: 0; color: var(--ink-2); font-size: 1.05rem; }
@media (max-width: 860px) {
  .feature { grid-template-columns: 1fr; gap: 1.4rem; }
  .feature:nth-child(even) .feature-shot { order: 0; }
}

/* faq */
.faq { padding: 5rem 0 6rem; border-top: 1px solid var(--rule); }
.faq-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 3rem; }
@media (max-width: 860px) { .faq-grid { grid-template-columns: 1fr; gap: 1.5rem; } }
details { border-bottom: 1px solid var(--rule); }
details:first-child { border-top: 1px solid var(--ink); }
summary { list-style: none; cursor: pointer; padding: 1.1rem 2rem 1.1rem 0; font-weight: 600; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: .85rem; font-size: 1.4rem; font-weight: 300; transition: transform .3s var(--ease); }
details[open] summary::after { transform: rotate(45deg); }
details p { margin: 0 0 1.2rem; color: var(--ink-2); max-width: 36rem; }

/* footer */
.footer { background: var(--ink); color: #f4f5f6; padding: 4.5rem 0 1.5rem; overflow: hidden; }
.footer-cta { display: flex; justify-content: space-between; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.footer-cta p { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 400; letter-spacing: -.035em; margin: 0; }
.footer .btn { color: #fff; background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .35); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .15); }
.footer .btn:hover { background: rgba(255, 255, 255, .16); }
.footer-mark-wrap { overflow: hidden; margin: 3.5rem 0 1.75rem; } /* the logo rises inside its own box */
.footer-mark { display: block; width: 100%; height: auto; }
.footer-meta { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; color: #a3a8ae; }
.footer-meta a { color: #fff; text-decoration: none; }

/* ---- motion (only when JS enabled it and the visitor hasn't asked for reduced motion) ---- */
.motion .stage { animation: drift 18s ease-in-out infinite alternate; }
@keyframes drift { from { background-position: 0% 0%; } to { background-position: 100% 100%; } }
.motion [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--d, 0) * 90ms); }
.motion [data-reveal].in { opacity: 1; transform: none; }
.motion .headline .line > span { transform: translateY(105%); transition: transform 1.1s var(--ease); }
.motion .headline .line:nth-child(2) > span { transition-delay: .12s; }
.motion .headline .line:nth-child(3) > span { transition-delay: .24s; }
.motion.loaded .headline .line > span { transform: none; }
.motion .footer-mark { transform: translateY(30%); transition: transform 1.2s var(--ease); }
.motion .footer-mark.in { transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .step { opacity: 1; }
}

/* ---- intro: floating products ---- */
/* First screen only: a deeper pastel gradient so the white product renders stand out. */
.intro { position: relative; height: min(92vh, 880px); min-height: 560px; overflow: hidden; border-bottom: 1px solid var(--rule);
  background:
    radial-gradient(55% 60% at 12% 18%, #9fe0c4 0%, rgba(159, 224, 196, 0) 70%),
    radial-gradient(50% 60% at 88% 20%, #c3b3f7 0%, rgba(195, 179, 247, 0) 70%),
    radial-gradient(60% 65% at 78% 92%, #97d0ef 0%, rgba(151, 208, 239, 0) 70%),
    radial-gradient(50% 60% at 18% 92%, #b9c8f8 0%, rgba(185, 200, 248, 0) 70%),
    radial-gradient(40% 40% at 50% 50%, rgba(255, 255, 255, .55) 0%, rgba(255, 255, 255, 0) 100%),
    linear-gradient(135deg, #dff3ec 0%, #e6e0fb 50%, #dcecf8 100%);
  background-size: 130% 130%; }
.motion .intro { animation: drift 20s ease-in-out infinite alternate; }
.intro-canvas { position: absolute; inset: 0; }
.intro-canvas canvas { display: block; width: 100%; height: 100%; }
.intro-copy { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 0 16px; pointer-events: none; }
.intro-title { font: 800 clamp(2.3rem, 6.2vw, 5.4rem)/1.02 var(--font); letter-spacing: -.045em; margin: 0; color: var(--ink); max-width: 14ch; }
.intro-sub { margin: 1.1rem 0 0; font-weight: 500; color: var(--ink-2); font-size: clamp(.95rem, 1.6vw, 1.1rem); max-width: 30rem; }
@media (min-width: 640px) { .intro-sub { max-width: none; white-space: nowrap; } }
.intro-demo { pointer-events: auto; margin-bottom: 1.5rem; }
.intro-scroll { pointer-events: auto; margin-top: 2rem; font: 600 .78rem var(--font); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); text-decoration: none; }
.intro-scroll span { display: inline-block; animation: nudge 1.8s ease-in-out infinite; }
@keyframes nudge { 50% { transform: translateY(4px); } }
.intro-label { position: absolute; left: 0; top: 0; z-index: 3; pointer-events: none; font: 700 .8rem var(--font); padding: .35rem .75rem; border-radius: 999px;
  background: rgba(255, 255, 255, .7); border: 1px solid rgba(18, 20, 23, .12); backdrop-filter: blur(10px); box-shadow: 0 8px 20px -12px rgba(40, 60, 110, .4); }
.motion .intro-copy > * { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.motion.loaded .intro-copy > * { opacity: 1; transform: none; }
.motion.loaded .intro-copy > :nth-child(2) { transition-delay: .15s; }
.motion.loaded .intro-copy > :nth-child(3) { transition-delay: .3s; }
.motion.loaded .intro-copy > :nth-child(4) { transition-delay: .45s; }
@media (max-width: 640px) { .intro { height: 86vh; } }

.float-item { position: absolute; left: 0; top: 0; height: auto; opacity: 0; will-change: transform, opacity; user-select: none; cursor: default;
  filter: drop-shadow(0 18px 22px rgba(30, 40, 70, .14)); }
@media (prefers-reduced-motion: reduce) { .float-item { opacity: 1; } }

/* hero colorway render (flat image recolored in the browser) */
.colorway { position: relative; height: 480px; }
@media (max-width: 640px) { .colorway { height: 360px; } }
.colorway-layer { position: absolute; inset: 6% 8%; width: 84%; height: 88%; object-fit: contain; opacity: 0; transition: opacity .45s ease; filter: drop-shadow(0 22px 26px rgba(30, 40, 70, .16)); }
.colorway-layer.on { opacity: 1; }
/* the 3D viewer's canvas inside the hero stage (the render layers have their own class) */
.colorway > canvas:not(.colorway-layer) { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: grab; touch-action: pan-y; transition: opacity .6s ease; }
.colorway > canvas:not(.colorway-layer):active { cursor: grabbing; }
.colorway.loading > canvas:not(.colorway-layer) { opacity: 0; } /* hidden until the real model has loaded */

/* company details */
.footer-company { margin: 0 0 1.6rem; padding-top: 1.4rem; border-top: 1px solid rgba(255, 255, 255, .14); }
.footer-company-name { margin: 0 0 .35rem; font-weight: 700; color: #fff; }
.footer-company address { font-style: normal; color: #c3c7cc; line-height: 1.6; font-size: .92rem; }

/* technical flat line weights: outline > construction seams > folds; stitches dashed */
.flat .outline path { stroke-width: 1.5; }
.flat .outline path.thin { stroke-width: .9; }
.flat .outline path.fold { fill: none; stroke-width: .8; stroke-opacity: .35; }
.flat .outline path.stitch { stroke-width: .8; stroke-dasharray: 3.5 2.5; }
.flat .callout path.ext { stroke-width: .7; stroke-dasharray: 2 3; stroke-dashoffset: 0; opacity: .55; }
.flat .card rect { rx: 6; }