/* ============================================================
   Ishaq Dave — portfolio
   Single stylesheet for all pages. No build step.
   Accent colour is reserved for numbers. See docs/visual-system.md
   ============================================================ */

:root{
  --ink:#141618;
  --ink-soft:#4A5054;
  --ink-faint:#6E7478;
  --paper:#FFFFFF;
  --band:#E9EFEF;
  --media:#F1F4F4;
  --rule:#D3DADA;
  --accent:#288466;
  --pink:#D946A6;
  --pink-light:#F5E6F0;
  --font:"Quicksand",sans-serif;
  --font-serif:"Fraunces",Georgia,serif;
  --measure:34rem;
  --gutter:clamp(1.5rem,5vw,5rem);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--font);font-size:1.0625rem;line-height:1.7;font-weight:500;
}
h1,h2,h3,h4{margin:0;letter-spacing:-0.02em;font-weight:700}
p{margin:0}
a{color:inherit;transition:color .2s ease,opacity .2s ease}
img{max-width:100%;display:block}

::selection{background:var(--accent);color:#fff}
::-moz-selection{background:var(--accent);color:#fff}

.scroll-progress{
  position:fixed;top:0;left:0;
  height:4px;width:0%;
  background:var(--accent);
  z-index:1000;
  pointer-events:none;
  transition:width .12s linear;
}

/* ---------- preloader ---------- */
.preloader{
  position:fixed;inset:0;z-index:2000;
  background:#000;
  display:flex;align-items:flex-end;
  padding:0 clamp(1.5rem,5vw,5rem) clamp(2rem,6vw,3.5rem);
  opacity:1;visibility:visible;
  transition:opacity .5s ease,visibility .5s ease;
}
.preloader.is-done{opacity:0;visibility:hidden}
.preloader-count{
  font-family:var(--font-serif);font-weight:600;
  font-size:clamp(4rem,15vw,9rem);line-height:1;
  color:var(--accent);font-variant-numeric:tabular-nums;
}
.preloader-bar{
  position:absolute;left:0;bottom:0;width:100%;height:3px;
  background:rgba(255,255,255,.14);
}
.preloader-bar span{display:block;height:100%;width:0%;background:var(--accent)}
html.is-loading{overflow:hidden}

/* ---------- load-in: header & hero ---------- */
@keyframes revealUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@keyframes revealDown{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}
@keyframes revealIn{from{opacity:0}to{opacity:1}}

.masthead{animation:revealDown .5s cubic-bezier(.16,.84,.44,1) both}
.wordmark{animation:revealIn .5s ease .08s both}
.sitenav a{animation:revealUp .45s cubic-bezier(.16,.84,.44,1) both}
.sitenav a:nth-child(1){animation-delay:.14s}
.sitenav a:nth-child(2){animation-delay:.2s}
.sitenav a:nth-child(3){animation-delay:.26s}
.sitenav a:nth-child(4){animation-delay:.32s}

.hero h1{animation:revealUp .7s cubic-bezier(.16,.84,.44,1) .14s both}
.hero-desc{animation:revealUp .7s cubic-bezier(.16,.84,.44,1) .28s both}
.hero--case .media{animation:revealIn .8s ease .3s both;background:transparent}

/* ---------- scroll reveal: sections & subsections ---------- */
.reveal{opacity:1;transform:none}
.js-anim .reveal{
  opacity:0;transform:translateY(28px);
  transition:opacity .7s cubic-bezier(.16,.84,.44,1),transform .7s cubic-bezier(.16,.84,.44,1);
}
.js-anim .reveal.is-visible{opacity:1;transform:translateY(0)}

.skip{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;
  padding:.75rem 1.25rem;z-index:100;text-decoration:none;
  transition:left .2s ease;
}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;transition:outline-offset .15s ease}

/* ---------- motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:0.01ms!important;animation-iteration-count:1!important;
    transition-duration:0.01ms!important;scroll-behavior:auto!important;
  }
}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.wrap{max-width:1440px;margin:0 auto;padding-inline:var(--gutter)}
.narrow{max-width:var(--measure)}
.full-width{max-width:1440px;text-align:left}

/* ---------- header ---------- */
.masthead{background:#000;transition:box-shadow .3s ease}
.masthead.is-scrolled{box-shadow:0 4px 16px rgba(0,0,0,.25)}
.masthead .wrap{
  display:flex;align-items:center;justify-content:space-between;
  gap:1.5rem;padding-block:1.5rem;flex-wrap:wrap;
}
.wordmark{
  font-family:var(--font-serif);font-weight:500;font-size:1.375rem;
  text-decoration:none;color:#fff;text-transform:lowercase;
  display:inline-grid;transition:transform .2s ease;
}
.wordmark:active{transform:scale(.94)}
.wordmark-short,.wordmark-full{
  grid-area:1/1;white-space:nowrap;
  transition:opacity .35s ease,transform .35s ease;
}
.wordmark-short{opacity:1;transform:translateY(0)}
.wordmark-full{opacity:0;transform:translateY(6px)}
.wordmark:hover .wordmark-short{opacity:0;transform:translateY(-6px)}
.wordmark:hover .wordmark-full{opacity:1;transform:translateY(0)}
.sitenav{display:flex;gap:1.75rem;font-size:.9375rem}
.sitenav a{
  text-decoration:none;color:rgba(255,255,255,.72);padding-block:.25rem;
  transition:color .2s ease,text-underline-offset .2s ease;
}
.sitenav a:hover{color:#fff;text-decoration:underline;text-underline-offset:6px}
.sitenav a[aria-current="page"]{
  color:#fff;text-decoration:underline;
  text-underline-offset:6px;text-decoration-thickness:2px;
}

/* ---------- case study: stacked scroll sections ----------
   Defined early so more specific component backgrounds (hero,
   carousel, band) declared later in the cascade correctly override
   this fallback — needed so a stacked section that has no other
   background still fully occludes the section stacking beneath it. */
.stack-section{position:sticky;top:0;background:var(--paper)}
/* Wraps each stack-section; JS sizes this to 2x the section's own
   height so the sticky child has a properly-bounded containing block
   and actually releases once the next section takes over — without
   this wrapper, sticky siblings sharing one giant containing block
   never release and stay ghosted on top of later, unrelated content. */
.stack-slot{display:block}

/* ---------- hero: homepage & about ---------- */
.hero{
  background:var(--band);width:100%;
  display:flex;align-items:center;justify-content:center;
  min-height:80vh;min-height:80dvh;
}
.hero .wrap{padding-block:clamp(3.5rem,9vw,7rem);max-width:1440px;width:1440px}
.hero h1{font-family:var(--font-serif);font-weight:500;font-size:clamp(2rem,5.4vw,3.5rem);line-height:1.14;max-width:22ch}
.hero--home h1{font-size:clamp(3rem,8.1vw,4.25rem)}
.hero-group{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}
.hero-group .hero{flex:1;min-height:0}

.hero-social{
  position:relative;margin-top:clamp(3rem,8vw,5.5rem);
  display:flex;align-items:center;
}
.hero-social::before{
  content:"";position:absolute;top:50%;
  left:calc(-1 * var(--gutter));
  width:calc(var(--gutter) - .75rem);
  height:1.5px;background:var(--ink);
}
.hero-social a{
  display:inline-flex;color:var(--ink);
  padding:.375rem;border-radius:4px;margin-left:-.375rem;
}
.hero-social a:hover{color:var(--accent)}

/* ---------- hero: case study (two-column) ---------- */
.hero--case{
  background:var(--band);width:100%;
  display:flex;align-items:center;justify-content:center;
  min-height:80vh;min-height:80dvh;
}
.hero--case .wrap{
  padding-block:clamp(3rem,7vw,5rem);
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,3.5rem);align-items:center;
  max-width:1440px;width:1440px;
}
.hero--edison{background:#DCE4FF}
.hero--firefly{background:#D5F5FF}
.hero--community{background:#D7F4F6}
.hero--rems{background:#F0ECFF}
.hero--case h1{font-family:var(--font-serif);font-weight:500;font-size:clamp(3rem,8vw,5rem);line-height:1.02;margin-bottom:1rem;max-width:none}
.hero-desc{font-size:clamp(1.0625rem,2vw,1.25rem);color:var(--ink-soft)}

/* ---------- sections ---------- */
.section{padding-block:clamp(3rem,7vw,5rem);width:100%;display:flex;justify-content:center}
#work{padding-top:0}
.section > div{width:1440px;max-width:1440px}
.section-label{
  font-weight:600;font-size:.8125rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink-faint);margin-bottom:2.5rem;
}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem)}
.stack{display:grid;gap:1.125rem}
.stack p{color:var(--ink-soft)}
.lede{font-size:clamp(1.25rem,2.6vw,1.75rem);line-height:1.3;font-weight:700}
h2.sub{font-size:clamp(1.375rem,2.6vw,1.75rem);margin-bottom:1rem}

/* ---------- media ---------- */
.media{
  background:var(--media);border-radius:14px;overflow:hidden;
  display:flex;align-items:center;justify-content:center;min-height:14rem;
}
.media img{width:100%;height:100%;object-fit:cover}
.hero-mockup-img{width:100%;height:100%;object-fit:contain}
.hero-media-duo{display:flex;align-items:center;justify-content:center;gap:60px}
.hero-media-duo .hero-mockup-img{width:auto;height:100%;max-width:45%;object-fit:contain}
.ph{font-size:.8125rem;color:var(--ink-faint);text-align:center;padding:2rem;line-height:1.6}
.band{background:var(--media);padding-block:clamp(2.5rem,6vw,4.5rem);margin-block:clamp(3rem,6vw,4.5rem);width:100%;display:flex;justify-content:center}
.band > *{max-width:1440px;width:1440px}
.band .media{background:transparent;min-height:18rem}

/* ---------- homepage work rows ---------- */
.placeholder{font-size:.8125rem;color:var(--ink-faint);text-align:center;padding:1rem;line-height:1.5}
.work-row-img{width:100%;max-width:none;height:auto;display:block}
.work-row-img--phone{width:auto;height:450px;max-width:80%;display:block;object-fit:contain}
.work-row--edison .work-row-img,.work-row--firefly .work-row-img{width:100%;margin-left:40%}
.work-rows{list-style:none;margin:0;padding:0;width:100%}
.work-row{
  display:flex;justify-content:center;width:100%;
  min-height:100vh;min-height:100dvh;
}
.work-row > .wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  align-items:stretch;column-gap:clamp(1.25rem,2.5vw,2.25rem);
  width:100%;
}
.work-row-media{
  background:var(--tint,var(--media));border-radius:7px;
  width:100%;justify-self:start;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  margin-block:clamp(2rem,4vw,3rem);
  transition:transform .4s ease;
  text-decoration:none;color:inherit;
}
.work-row:hover .work-row-media{transform:scale(1.015)}
.work-row--edison{--tint:#DCE4FF}
.work-row--firefly{--tint:#D5F5FF}
.work-row--rems{--tint:#F0ECFF}
.work-row--community{--tint:#D7F4F6}
.work-row--qms{--tint:#D5F5FF}
.work-row-body{display:flex;flex-direction:column;justify-content:center;padding-block:clamp(1.5rem,4vw,3rem);padding-left:100px}
.work-row-title{font-family:var(--font-serif);font-weight:500;font-size:clamp(1.75rem,3.6vw,2.75rem);line-height:1.1;margin-bottom:.875rem}
.work-row-title a{text-decoration:none;color:var(--ink)}
.work-row-title a:hover{color:var(--accent)}
.work-row-desc{color:var(--ink-soft);font-weight:500;margin-bottom:1.5rem;max-width:46ch}
.work-row-desc b{color:var(--accent);font-weight:600}
.work-row-soon{color:var(--ink-faint);font-weight:500}
.work-row-link{
  display:inline-flex;align-items:center;gap:.5rem;
  font-weight:600;color:var(--ink);text-decoration:none;
  width:fit-content;
  transition:gap .25s ease,color .25s ease;
}
.work-row-link svg{transition:transform .25s ease}
.work-row-link:hover{color:var(--accent);gap:.75rem}
.work-row-link:hover svg{transform:translateX(3px)}

/* ---------- persona card ---------- */
.persona-card{
  background:var(--media);border-radius:14px;
  padding:clamp(1.5rem,3vw,2.5rem);margin-block:clamp(2rem,3vw,2.5rem);
}

.persona-card h4{
  font-size:1.5rem;margin-bottom:.25rem;color:var(--ink);
}

.persona-card p:first-of-type{
  font-size:1rem;font-weight:600;color:var(--ink-soft);margin-bottom:1rem;
}

.persona-card p{
  color:var(--ink-soft);line-height:1.7;margin-bottom:1rem;
}

.persona-card ul{
  margin-bottom:1.5rem;
}

.persona-card ul:last-child{
  margin-bottom:0;
}

/* ---------- case study: meta strip ---------- */
.meta{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:clamp(1.5rem,3vw,2.5rem);padding-block:clamp(2.5rem,5vw,3.5rem);
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  background:var(--paper);
}
.meta h3{font-size:1.25rem;margin-bottom:.75rem}
.meta ul{list-style:none;margin:0;padding:0;display:grid;gap:.375rem;
  font-size:.9375rem;color:var(--ink-soft)}

/* ---------- project overview & roles section ---------- */
.project-overview{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);
  padding-block:clamp(2.5rem,5vw,4rem);margin-block:clamp(2rem,5vw,3.5rem);
  align-items:start;max-width:1440px;margin-left:auto;margin-right:auto;
  padding-inline:var(--gutter);
}

.project-overview h3{
  font-size:clamp(1.5rem,3vw,2rem);margin-bottom:1rem;
  border-bottom:3px solid var(--pink);padding-bottom:.75rem;
  display:inline-block;
}

.project-overview > div:last-child h3{
  width:100%;border-bottom:3px solid var(--pink);
}

.project-overview p{color:var(--ink-soft);margin-bottom:1.25rem;line-height:1.7}

.roles-list{
  list-style:none;margin:0;padding:0;
  display:grid;gap:1rem;
}

.roles-list li{
  font-size:1.0625rem;color:var(--ink-soft);
  padding-left:1.5rem;position:relative;
}

.roles-list li::before{
  content:"";position:absolute;left:0;top:.75rem;
  width:.5rem;height:.5rem;border-radius:50%;background:var(--pink);
}
.stepper-section{
  position:sticky;top:0;background:var(--paper);
  border-bottom:1px solid var(--rule);
  width:100%;display:flex;justify-content:center;
  padding:2rem 0;z-index:50;
  box-shadow:0 2px 8px rgba(0,0,0,0.05);
}

.stepper{
  display:flex;align-items:center;justify-content:center;
  gap:0;list-style:none;margin:0;padding:0 var(--gutter);
  width:1440px;max-width:1440px;margin:0 auto;
}

.stepper li{
  flex:1;text-align:center;position:relative;font-size:.875rem;
  color:var(--ink-soft);display:flex;flex-direction:column;align-items:center;
  gap:.5rem;opacity:0.5;transition:opacity 0.3s ease;
}

.stepper li.active{opacity:1}
.stepper li.completed{opacity:0.8}

.step-number{
  display:flex;align-items:center;justify-content:center;
  width:2.5rem;height:2.5rem;
  border:2px solid var(--rule);border-radius:50%;
  font-weight:700;font-size:.9rem;color:var(--ink);background:var(--paper);
  transition:all 0.3s ease;
}

.stepper li.active .step-number{
  background:var(--ink);color:var(--paper);border-color:var(--ink);
  box-shadow:0 0 0 3px rgba(20,22,24,0.1);
}

.stepper li.completed .step-number{
  background:var(--accent);color:var(--paper);border-color:var(--accent);
}

.step-label{
  font-weight:500;font-size:.8125rem;transition:color 0.3s ease;
}

.stepper li.active .step-label{color:var(--ink);font-weight:700}
.stepper li.completed .step-label{color:var(--ink)}

.stepper li:not(:last-child)::after{
  content:"";position:absolute;top:1.25rem;height:1px;
  background:var(--rule);
  left:calc(50% + 1.25rem + 0.5rem);
  width:calc(100% - 2.5rem - 1rem);
  transition:background 0.3s ease;
}

.stepper li.completed::after{background:var(--accent)}

/* ---------- case study: phase divider ---------- */
.phase{
  text-align:center;font-size:clamp(1.75rem,5vw,3rem);
  text-transform:uppercase;letter-spacing:.02em;
  padding-block:clamp(3rem,7vw,5rem);
  width:100%;display:flex;justify-content:center;align-items:center;background:var(--paper);
}

/* ---------- case study: problem / outcome ---------- */
.po-list{list-style:none;margin:0;padding:0;display:grid;gap:.875rem}
.po-list li{padding-left:1.5rem;position:relative;color:var(--ink-soft)}
.po-list li::before{
  content:"";position:absolute;left:0;top:.75rem;
  width:.5rem;height:.5rem;border-radius:50%;background:var(--accent);
}
.po-list b{color:var(--ink);font-weight:700}

.figures{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(9rem,1fr));
  gap:1.5rem 2rem;list-style:none;margin:0;padding:0;
}
.fig-val{font-size:1.625rem;font-weight:700;color:var(--accent);line-height:1.2}
.fig-val .from{color:var(--ink-faint)}
.fig-lab{font-size:.875rem;color:var(--ink-soft);margin-top:.125rem}

/* ---------- editorial marker (remove before launch) ---------- */
.todo{
  border-left:3px solid var(--accent);background:var(--media);
  padding:1.25rem 1.5rem;border-radius:0 8px 8px 0;
  font-size:.9375rem;color:var(--ink-soft);
}

/* ---------- about page ---------- */
.intro{display:grid;grid-template-columns:1.4fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.prose{display:grid;gap:1.25rem;max-width:var(--measure)}
.prose p{color:var(--ink-soft)}
.prose p.lead{color:var(--ink);font-size:clamp(1.1875rem,2.2vw,1.375rem);line-height:1.45;font-weight:700}
.portrait{
  background:var(--media);border-radius:14px;aspect-ratio:4/5;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.portrait img{width:100%;height:100%;object-fit:cover}
.block{border-top:1px solid var(--rule);padding-block:clamp(2.5rem,5vw,3.5rem)}
.block h2{
  font-size:.8125rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-faint);font-weight:600;margin-bottom:1.75rem;
}
.roles{list-style:none;margin:0;padding:0;display:grid;gap:1.75rem}
.role{display:grid;grid-template-columns:9rem 1fr;gap:.5rem 2rem}
.role dt{color:var(--ink-faint);font-size:.9375rem}
.role dd{margin:0}
.role-title{font-weight:700;font-size:1.125rem}
.role-note{color:var(--ink-soft);font-size:.9375rem;margin-top:.125rem}
.focus{list-style:none;margin:0;padding:0;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1.5rem 2.5rem}
.focus h3{font-size:1.0625rem;margin-bottom:.375rem}
.focus p{color:var(--ink-soft);font-size:.9375rem}

/* ---------- footer ---------- */
.foot{
  background:var(--band);padding-block:3rem;
  width:100%;display:flex;justify-content:center;align-items:center;
  min-height:100vh;min-height:100dvh;
}
.foot.foot--split{align-items:stretch}
.foot-centered{
  display:flex;flex-direction:column;align-items:flex-start;text-align:left;
  width:100%;
}
.foot-centered .contact-large{margin-block:auto}

.foot .wrap{
  max-width:1440px;width:1440px;
}

.foot h2{font-size:1.75rem;margin-bottom:1rem}
.foot-grid{display:flex;flex-wrap:wrap;gap:2rem 3.5rem;justify-content:space-between}
.colophon{font-size:.875rem;color:var(--ink-faint);max-width:26rem}
.more{list-style:none;margin:0;padding:0;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:1rem}
.more a{display:block;background:var(--paper);border-radius:10px;
  padding:1rem 1.25rem;text-decoration:none;font-weight:700;
  transition:outline-color .2s ease,transform .2s ease,box-shadow .2s ease;
  outline:2px solid transparent;outline-offset:-2px;
}
.more a:hover{outline-color:var(--accent);transform:translateY(-3px);box-shadow:0 10px 24px rgba(20,22,24,.1)}
.more a:active{transform:translateY(-1px)}
.more span{display:block;font-size:.8125rem;font-weight:500;color:var(--ink-soft);margin-top:.125rem}
.foot-contact{
  margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--rule);
}
.contact-large{list-style:none;margin:0;padding:0;display:grid;gap:.75rem;text-align:left}
.contact-large a{
  font-family:var(--font-serif);font-weight:500;
  font-size:clamp(3rem,8.1vw,4.25rem);line-height:1.15;
  color:var(--ink);text-decoration:none;
  display:inline-block;padding-bottom:.5rem;
  overflow-wrap:anywhere;
}

/* ---------- grow-underline: accent bar behind text, 3px -> 15px on hover ---------- */
.grow-underline{position:relative;z-index:0;display:inline-block}
.grow-underline::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;z-index:-1;
  height:3px;background:var(--accent);
  transition:height .25s ease;
}
.grow-underline:hover::after{height:15px}

.hero-accent{color:var(--accent)}
.made-with{
  margin-top:1.5rem;font-size:.875rem;color:var(--ink-faint);
  display:flex;align-items:center;justify-content:flex-start;gap:.375rem;
}
.maple-leaf{display:inline-block;font-size:1rem;transform-origin:50% 85%;animation:leafSway 2.6s ease-in-out infinite}
@keyframes leafSway{0%,100%{transform:rotate(-10deg)}50%{transform:rotate(10deg)}}

/* ---------- carousel ----------
   Full-width "peek" carousel: the active slide sits centered at
   --slide-w wide; neighbours peek in at the sides showing ~60% of
   their own width. --slide-step (= width + gap, in %) is read by the
   carousel JS to compute each translateX position, so JS and CSS
   always agree without hardcoded pixel maths. Navigation is manual
   only (buttons / keyboard / swipe) and loops via index wraparound —
   there is no autoplay. */
.carousel-container{
  position:relative;
  padding-block:clamp(3rem,6vw,5rem);
  background:var(--band);
  overflow:hidden;
  width:100%;
}
.carousel-container.stack-section{position:sticky}

.carousel-viewport{
  width:100%;
  overflow:hidden;
}

.carousel-track{
  --slide-w:42;
  --slide-gap:4;
  display:flex;
  align-items:center;
  gap:calc(var(--slide-gap) * 1%);
  margin:0;
  transition:transform 0.5s cubic-bezier(0.65,0,0.35,1);
  will-change:transform;
}

.carousel-slide{
  flex:0 0 calc(var(--slide-w) * 1%);
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0.4;
  transform:scale(0.86);
  transition:opacity 0.5s ease, transform 0.5s ease;
}

.carousel-slide.is-active{
  opacity:1;
  transform:scale(1);
  z-index:2;
}

/* laptop device mockup — CSS-drawn bezel, no extra markup needed */
.carousel-frame{
  position:relative;
  width:100%;
  background:linear-gradient(180deg,#2c2c2e,#19191b);
  border-radius:14px 14px 6px 6px;
  padding:1.375rem 1.375rem 1.875rem;
  box-shadow:0 40px 90px rgba(0,0,0,0.28),0 10px 24px rgba(0,0,0,0.14);
}

.carousel-frame::before{
  content:"";
  position:absolute;
  top:0.5625rem;left:50%;
  width:6px;height:6px;
  transform:translateX(-50%);
  border-radius:50%;
  background:#050505;
  box-shadow:0 0 0 2px rgba(255,255,255,0.06);
}

.carousel-frame::after{
  content:"";
  position:absolute;
  left:50%;bottom:-0.875rem;
  width:56%;height:0.875rem;
  transform:translateX(-50%);
  background:linear-gradient(180deg,#3d3d3f,#232325);
  border-radius:0 0 10px 10px;
  box-shadow:0 6px 14px rgba(0,0,0,0.2);
}

.carousel-frame img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:1440/1024;
  object-fit:cover;
  border-radius:4px;
  background:#000;
}

.carousel-nav{
  position:absolute;
  top:50%;
  z-index:5;
  width:48px;
  height:48px;
  padding:0;
  border:1px solid var(--rule);
  background:var(--paper);
  border-radius:50%;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--ink);
  transition:all 0.2s ease;
  transform:translateY(-50%);
}

.carousel-nav-prev{left:clamp(1rem,4vw,3rem)}
.carousel-nav-next{right:clamp(1rem,4vw,3rem)}

.carousel-nav:hover{
  background:var(--band);
  border-color:var(--ink);
  transform:translateY(-50%) scale(1.06);
}

.carousel-nav:active{
  transform:translateY(-50%) scale(0.95);
}

.carousel-nav svg{
  width:20px;
  height:20px;
  stroke-linecap:round;
  stroke-linejoin:round;
  transition:transform .2s ease;
}

.carousel-nav-prev:hover svg{transform:translateX(-2px)}
.carousel-nav-next:hover svg{transform:translateX(2px)}

.carousel-indicators{
  display:flex;
  justify-content:center;
  gap:0.75rem;
  padding-top:2rem;
  flex-wrap:wrap;
}

.carousel-dot{
  width:10px;
  height:10px;
  border:1px solid var(--rule);
  background:transparent;
  border-radius:50%;
  cursor:pointer;
  padding:0;
  transition:all 0.3s ease;
}

.carousel-dot.active{
  background:var(--accent);
  border-color:var(--accent);
  width:32px;
  border-radius:5px;
}

.carousel-dot:hover:not(.active){
  background:var(--ink-faint);
  transform:scale(1.3);
}

/* ---------- responsive carousel ---------- */
@media (max-width:48rem){
  .carousel-container{
    padding-block:2rem;
  }

  .carousel-track{
    --slide-w:78;
    --slide-gap:5;
  }

  .carousel-slide{
    opacity:0.5;
    transform:scale(0.92);
  }

  .carousel-nav{
    width:40px;
    height:40px;
  }

  .carousel-nav svg{
    width:18px;
    height:18px;
  }
}

@media (max-width:32rem){
  .carousel-container{
    padding-block:1.5rem;
  }

  .carousel-track{
    --slide-w:88;
    --slide-gap:4;
  }

  .carousel-nav{
    width:36px;
    height:36px;
  }

  .carousel-nav svg{
    width:16px;
    height:16px;
  }

  .carousel-dot{
    width:8px;
    height:8px;
  }

  .carousel-dot.active{
    width:24px;
  }
}

/* ---------- responsive ---------- */
@media (max-width:52rem){
  .meta{grid-template-columns:repeat(2,minmax(0,1fr))}
  .project-overview{grid-template-columns:1fr;gap:2rem}
  .stepper{flex-wrap:wrap;gap:1rem;justify-content:flex-start}
  .stepper li{flex:0 0 calc(50% - 0.5rem)}
  .stepper li:not(:last-child)::after{display:none}
  .step-number{width:2.25rem;height:2.25rem;font-size:.8rem}
  .step-label{font-size:.75rem}
}
@media (max-width:48rem){
  .intro{grid-template-columns:minmax(0,1fr)}
  .portrait{max-width:20rem}
  .role{grid-template-columns:minmax(0,1fr);gap:.25rem}
  .project-overview h3{font-size:1.5rem}
  .stepper-section{padding:1.5rem 0}
  .stepper{gap:.75rem}
  .stepper li{flex:0 0 calc(50% - 0.375rem)}
}
@media (max-width:44rem){
  .work-row > .wrap,.two-col{grid-template-columns:minmax(0,1fr)}
  .work-row > .wrap{align-content:center}
  .work-row-media{margin-block:1.5rem 0;aspect-ratio:4/3}
  .work-row-body{padding-block:1.5rem;padding-left:0}
  .hero--case .wrap{grid-template-columns:minmax(0,1fr)}
  .hero-media-duo{gap:1.5rem}
  .stepper li{flex:0 0 calc(50% - 0.375rem)}
  .stepper li:nth-child(n+3){display:none}
  .step-number{width:2rem;height:2rem;font-size:.75rem}
  .step-label{font-size:.7rem}
  .role-icon{width:3rem;height:3rem;font-size:1.25rem}
  .contact-large a{font-size:clamp(1.75rem,9vw,2.5rem)}
}
@media (max-width:32rem){
  .stepper-section{padding:1rem 0}
  .stepper{padding:0 0.75rem;gap:.5rem}
  .stepper li{flex:0 0 calc(50% - 0.25rem)}
  .step-number{width:1.75rem;height:1.75rem;font-size:.7rem}
  .step-label{font-size:.6rem}
  .role-item{gap:1rem}
  .role-icon{width:2.75rem;height:2.75rem;font-size:1rem}
  .role-item h4{font-size:1rem}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
}

/* ---------- custom cursor dot ---------- */
.cursor-dot{
  position:fixed;top:0;left:0;width:14px;height:14px;border-radius:50%;
  background:var(--accent);pointer-events:none;z-index:9999;
  transform:translate(-50%,-50%);opacity:0;
  transition:opacity .2s ease;
}
@media (hover:none),(pointer:coarse){.cursor-dot{display:none}}

/* ---------- thesis split: a bold serif statement paired with a
   smaller supporting paragraph, asymmetric two-column. For a case
   study's opening claim — reusable across projects. ---------- */
.thesis-split{
  display:grid;grid-template-columns:1.5fr 1fr;
  gap:clamp(2rem,5vw,4rem);align-items:start;
}
.thesis-split .statement{
  font-family:var(--font-serif);font-weight:500;color:var(--ink);
  font-size:36px;line-height:1.25;letter-spacing:-0.01em;text-align:justify;
}
.thesis-split .statement .accent{color:var(--accent)}
.thesis-split .support{
  color:var(--ink-soft);font-size:1.375rem;line-height:1.75;font-weight:500;
}
.thesis-split .support .shot-group{margin-top:1.75rem}
@media (max-width:44rem){.thesis-split{grid-template-columns:1fr}}

/* ---------- figures chip: small provenance tag under a stat,
   e.g. "A · counted" / "B · client-measured" ---------- */
.fig-chip{
  display:inline-block;margin-top:.625rem;white-space:nowrap;
  font-size:.6875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:.25rem .625rem;border-radius:99px;
  border:1px solid var(--rule);color:var(--ink-faint);
}
.section-dark .figures{gap:2rem 2.5rem}
.section-dark .fig-val{font-size:2rem;color:var(--ink)}

/* ---------- numbered method/evidence sequence: label + heading/lede
   + paragraph, divided by rules, staggered on reveal. Reusable for
   research methods, evidence classes, or any short enumerated list. ---------- */
.method-seq{display:grid;gap:0}
.method-seq .seq-item{
  display:grid;grid-template-columns:3.5rem 1fr;gap:1.5rem;
  padding-block:clamp(1.5rem,3vw,2rem);border-top:1px solid var(--rule);
}
.method-seq .seq-item:last-child{border-bottom:1px solid var(--rule)}
.method-seq .seq-n{
  font-family:'JetBrains Mono',monospace;font-weight:600;font-size:.8125rem;
  color:var(--ink-faint);letter-spacing:.04em;padding-top:.2rem;
}
.method-seq .seq-body p{color:var(--ink-soft);line-height:1.7;font-size:1.125rem;font-weight:500;margin:0}
.method-seq .seq-body p b{color:var(--ink);font-weight:700}
@media (max-width:36rem){
  .method-seq .seq-item{grid-template-columns:1fr;gap:.375rem}
}

/* ---------- browser frame: fixed-aspect-ratio window chrome for
   wireframes, mockups and design screens shown in a single shot or a
   slider. The image is pinned edge-to-edge (no side letterboxing); if
   its natural height exceeds the fixed viewport, the viewport scrolls
   rather than cropping or squashing the image. Reusable across case
   studies — works standalone on .shot or inside a carousel slide. ---------- */
.browser-frame{
  border-radius:12px;overflow:hidden;max-width:850px;margin-inline:auto;
  background:#363636;
  border-left:2px solid #585858;border-right:2px solid #585858;border-bottom:2px solid #585858;
  filter:drop-shadow(0 20px 44px rgba(0,0,0,.2));
}
.browser-frame .chrome-bar{
  display:flex;align-items:center;gap:.4375rem;
  padding:.6875rem .875rem;background:#363636;
  border-bottom:1px solid var(--rule);
}
.browser-frame .chrome-dot{
  width:.625rem;height:.625rem;border-radius:50%;
  background:#585858;flex:none;
}
.browser-frame .chrome-viewport{
  aspect-ratio:16/10;overflow-y:auto;overflow-x:hidden;
  background:var(--media);position:relative;
}
.browser-frame .chrome-viewport img{
  width:100%;height:auto;display:block;
  border-radius:0;background:transparent;
}