/* Base reset (matches the hosted preview) */
*,*::before,*::after{box-sizing:border-box}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}
/* Layout: the Unico case-study system in the IDFC FIRST Bank PDF flow. White hero with the stepped maroon
   bars and logo, editorial rows, a maroon/yellow/red stripe into storyboard frame strips, a production
   pipeline that fills as you scroll, video slots on brand-colour bands, and an outcome with counters.
   Stepped rem root scales it from phones to a 50-inch TV. */
:root{
  --maroon:#9D1D27; --maroon-d:#6B141B; --yellow:#F2C200; --red:#D8101C;
  --bg:#FFFFFF; --soft:#F6F4F3; --ink:#161314; --muted:#5F5759; --line:#E7E1E1;
  --f-display:"Anek Latin","Arial Narrow",system-ui,sans-serif;
  --f-body:"Instrument Sans","Helvetica Neue",Helvetica,Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --gut:max(1rem,env(safe-area-inset-left,0px)); --gutr:max(1rem,env(safe-area-inset-right,0px));
  --ease:cubic-bezier(.16,1,.3,1);
  color-scheme:light;
}
html{font-size:16px;scroll-behavior:smooth}
@media (min-width:1600px){html{font-size:18px}}
@media (min-width:1900px){html{font-size:20px}}
@media (min-width:2400px){html{font-size:24px}}
@media (min-width:3200px){html{font-size:32px}}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:1rem;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--maroon);outline-offset:3px;border-radius:4px}
p,h1,h2,h3,figure{margin:0}
.wrap{max-width:74rem;margin-inline:auto;padding-left:var(--gut);padding-right:var(--gutr)}

/* progress + nav */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--bg)}
.progress{position:fixed;left:0;top:env(safe-area-inset-top,0px);height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--maroon),var(--yellow),var(--red));z-index:70}
.nav{position:fixed;top:env(safe-area-inset-top,0px);left:0;right:0;z-index:50;border-bottom:1px solid transparent;transition:background .4s,border-color .4s}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:1rem}
.nav .brand{font-size:.8125rem;font-weight:600;color:var(--ink);text-decoration:none}
.nav .brand span{color:var(--muted);font-weight:400}
.nav ul{display:flex;gap:2px;list-style:none;margin:0;padding:0}
.nav ul a{font-size:.8125rem;text-decoration:none;color:var(--muted);padding:.375rem .7rem;border-radius:99px;transition:color .3s,background .3s}
.nav ul a:hover,.nav ul a.on{color:var(--ink);background:rgba(22,19,20,.06)}
.nav.solid{background:rgba(255,255,255,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
@media (max-width:900px){.nav ul{display:none}}

/* HERO */
.hero{position:relative;background:var(--bg);overflow:hidden;isolation:isolate}
.hero .wrap{min-height:clamp(30rem,92svh,52rem);display:grid;place-items:center;text-align:center;padding-block:6rem 4.5rem}
.bars{position:absolute;display:grid;gap:clamp(.7rem,1.6vw,1.4rem);z-index:-1;pointer-events:none}
.bars i{display:block;height:clamp(1.6rem,3.6vw,3.4rem);background:var(--maroon)}
.bars.l{left:0;top:clamp(4.5rem,9vh,6rem)}
.bars.l i:nth-child(1){width:clamp(8rem,19.6vw,24rem)}.bars.l i:nth-child(2){width:clamp(5.5rem,14vw,17rem)}.bars.l i:nth-child(3){width:clamp(3.5rem,9.7vw,12rem)}
.bars.r{right:0;bottom:clamp(4rem,14vh,9rem);justify-items:end}
.bars.r i:nth-child(1){width:clamp(8rem,19.8vw,24rem)}.bars.r i:nth-child(2){width:clamp(5.5rem,14vw,17rem)}.bars.r i:nth-child(3){width:clamp(3.5rem,9.9vw,12rem)}
.bars.l i{transform-origin:0 50%}.bars.r i{transform-origin:100% 50%}
.bars i{will-change:transform,translate}
.js .bars i{transform:scaleX(0)}
.hero.go .bars i{animation:sweep 1.9s cubic-bezier(.7,0,.2,1) var(--bd,0s) both}
@keyframes sweep{0%{transform:scaleX(0)}48%{transform:scaleX(var(--big,4))}100%{transform:scaleX(1)}}
.hero-inner{display:grid;justify-items:center;gap:clamp(1.4rem,3.4vh,2.2rem)}
.hero-logo{width:clamp(12rem,20vw,19rem);height:auto}
.hero h1{font-family:var(--f-body);font-size:clamp(1.1rem,1.6vw,1.6rem);line-height:1.38;font-weight:400;max-width:24em}
.hero h1 strong{display:block;font-weight:700}
.hero h1 .ln{display:block}
.logo-wrap{position:relative;display:block}
.js .hero-logo{clip-path:inset(0 100% 0 0);transition:clip-path 1.1s cubic-bezier(.77,0,.18,1) 1.25s}
.hero.go .hero-logo{clip-path:inset(0 0 0 0)}
.hero h1 .ln{overflow:hidden;padding-bottom:.06em}
.hero h1 .ln>span{display:inline-block}
.js .hero h1 .ln>span{transform:translateY(105%);transition:transform 1.1s var(--ease)}
.hero.go h1 .ln>span{transform:none}

/* reveal */
.js [data-reveal]{opacity:0;transform:translateY(2rem);transition:opacity 1s var(--ease),transform 1.1s var(--ease)}
.js [data-reveal].in{opacity:1;transform:none}
.js [data-reveal="img"]{opacity:1;transform:none;position:relative;overflow:hidden}
.js [data-reveal="img"]::before,.js [data-reveal="img"]::after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;transform-origin:50% 0}
.js [data-reveal="img"]::before{background:var(--maroon);transition:transform 1s cubic-bezier(.77,0,.18,1) var(--rd2,.2s)}
.js [data-reveal="img"]::after{background:var(--bg);transition:transform .8s cubic-bezier(.77,0,.18,1) var(--rd,0s)}
.js [data-reveal="img"].in::before,.js [data-reveal="img"].in::after{transform:scaleY(0)}
.js [data-reveal="img"] img{transform:scale(1.12);transition:transform 1.8s var(--ease) var(--rd2,.25s)}
.js [data-reveal="img"].in img{transform:scale(1)}
.js [data-reveal="words"]{opacity:1;transform:none}
.js [data-reveal="words"] .w{display:inline-block;overflow:hidden;vertical-align:bottom;padding-bottom:.06em}
.js [data-reveal="words"] .w>span{display:inline-block;transform:translateY(105%);transition:transform .9s var(--ease)}
.js [data-reveal="words"].in .w>span{transform:none}

/* editorial rows */
.row{padding-block:clamp(4.5rem,9vw,8rem)}
.row.soft{background:var(--soft)}
.row-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(2rem,6vw,6rem);align-items:start}
.side{display:grid;gap:1.1rem;position:sticky;top:6rem}
.label{font-size:.8125rem;font-weight:700}
.label::after{content:":"}
.tags{display:flex;flex-direction:column;align-items:flex-start;gap:.5rem}
.tag{font-size:.8125rem;font-weight:500;border:1px solid var(--line);background:var(--bg);padding:.375rem .75rem;border-radius:99px}
.body{display:grid;gap:1.5rem;min-width:0}
.lede{font-family:var(--f-display);font-stretch:90%;font-size:clamp(1.55rem,2.7vw,2.25rem);line-height:1.2;font-weight:500;text-wrap:balance;max-width:26em}
.copy{color:var(--muted);max-width:62ch}
.callout{border-left:3px solid var(--maroon);padding:.25rem 0 .25rem 1.4rem;font-size:clamp(1.2rem,1.8vw,1.45rem);line-height:1.42;font-weight:500;max-width:34em}
.callout em{font-style:normal;color:var(--maroon)}
@media (max-width:820px){.row-grid{grid-template-columns:1fr}.side{position:static}.tags{flex-direction:row;flex-wrap:wrap}}

/* numbered list */
.nlist{list-style:none;margin:.3rem 0 0;padding:0;border-bottom:1px solid var(--line)}
.nlist li{display:grid;grid-template-columns:3rem minmax(0,1fr);gap:.2rem 1.2rem;padding:1.2rem 0;border-top:1px solid var(--line);position:relative}
.nlist li::before{content:"";position:absolute;left:0;top:-1px;height:2px;width:100%;background:var(--c,var(--maroon));transform:scaleX(0);transform-origin:0 50%;transition:transform 1.1s var(--ease) .15s}
.nlist li.in::before{transform:scaleX(1)}
.nlist .no{font-family:var(--f-display);font-stretch:85%;font-size:1.9rem;font-weight:700;line-height:1;color:var(--c,var(--maroon));grid-row:span 2}
.nlist b{font-family:var(--f-display);font-stretch:92%;font-size:1.3rem;font-weight:600;line-height:1.25}
.nlist span.d{color:var(--muted);line-height:1.55}

/* stripe + frame strips */
.stripe{display:grid;grid-template-columns:repeat(3,1fr);height:clamp(2.6rem,5vw,4.6rem)}
.stripe i{display:block;transform:scaleX(0);transform-origin:0 50%;transition:transform 1.1s var(--ease)}
.stripe i:nth-child(1){background:var(--maroon)}.stripe i:nth-child(2){background:var(--yellow);transition-delay:.15s}.stripe i:nth-child(3){background:var(--red);transition-delay:.3s}
.stripe.in i{transform:none}
.strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:clamp(.3rem,.8vw,.75rem);padding:clamp(.6rem,1.4vw,1.2rem) clamp(.6rem,1.4vw,1.2rem)}
.strip figure{margin:0;aspect-ratio:1536/2752;overflow:hidden;background:var(--soft)}
.strip img{width:100%;height:100%;object-fit:cover}
.strip.dk{background:#121011}
@media (max-width:600px){.strip{grid-template-columns:repeat(3,minmax(0,1fr))}}

/* pipeline */
.pipe{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;position:relative;margin-top:.6rem}
.pipe::before{content:"";position:absolute;left:0;right:0;top:1.1rem;height:2px;background:var(--line)}
.pipe .fill{position:absolute;left:0;top:1.1rem;height:2px;width:100%;background:linear-gradient(90deg,var(--maroon),var(--yellow),var(--red));transform-origin:0 50%;transform:scaleX(var(--p,0))}
.stage{position:relative;padding:0 1rem 0 0;display:grid;gap:.45rem;align-content:start}
.stage .dot{width:2.2rem;height:2.2rem;border-radius:50%;background:var(--bg);border:2px solid var(--line);display:grid;place-items:center;font-family:var(--f-mono);font-size:.75rem;color:var(--muted);transition:background .5s,border-color .5s,color .5s,transform .6s var(--ease);position:relative;z-index:1}
.stage.on .dot{background:var(--maroon);border-color:var(--maroon);color:#fff;transform:scale(1.08)}
.stage .k{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.12em;color:var(--muted);margin-top:.5rem;transition:color .5s}
.stage.on .k{color:var(--maroon)}
.stage b{font-family:var(--f-display);font-stretch:92%;font-size:1.3rem;font-weight:600;line-height:1.2}
.stage span.d{font-size:.9rem;color:var(--muted);line-height:1.55}
@media (max-width:760px){.pipe{grid-template-columns:1fr;gap:1.4rem;padding-left:3.2rem}.pipe::before,.pipe .fill{left:1.1rem;right:auto;top:0;bottom:0;width:2px;height:auto}.pipe .fill{transform:scaleY(var(--p,0));transform-origin:50% 0;height:100%}.stage{padding:0}.stage .dot{position:absolute;left:-3.2rem;top:0}.stage .k{margin-top:0}}

/* video bands */
.vband{padding-block:clamp(1.6rem,3vw,2.6rem);display:grid;place-items:center}
.vband.maroon{background:var(--maroon)}
.vband.black{background:#0E0D0D}
.vband.ember{background:linear-gradient(180deg,#3A0A04,#050101)}
.vband.char{background:#1C1C1C}
.vrow{display:grid;gap:clamp(.8rem,3vw,3rem);width:100%;max-width:74rem;padding-left:var(--gut);padding-right:var(--gutr);justify-items:center}
.vrow.two{grid-template-columns:1fr}
.vrow.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.vid{position:relative;overflow:hidden;background:#fff;border-radius:.6rem;box-shadow:0 1.6rem 3rem -2rem rgba(0,0,0,.6);width:100%}
.vid.v{aspect-ratio:9/16;width:min(100%,calc((100svh - 6rem) * 9 / 16),22rem)}
.vrow.three .vid.v{width:min(100%,calc((100svh - 6rem) * 9 / 16))}
.vid.p{aspect-ratio:4/5;width:min(100%,calc((100svh - 6rem) * 4 / 5),30rem)}
.vid.h{aspect-ratio:16/9;width:min(100%,calc((100svh - 6rem) * 16 / 9),60rem)}
.vid video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.vid .ph{position:absolute;inset:0;display:grid;place-items:center;align-content:center;gap:.7rem;color:#BDB2B4}
.vid .ph .ring{width:3.2rem;height:3.2rem;border-radius:50%;border:1.5px solid currentColor;display:grid;place-items:center}
.vid .ph .ring svg{width:1rem;height:1rem;margin-left:3px}
.vid .ph b{font-family:var(--f-mono);font-size:.6875rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase}
.vid .sheen{position:absolute;inset:0;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.55) 50%,transparent 65%);transform:translateX(-100%);animation:sheen 3.4s ease-in-out infinite;pointer-events:none}
@keyframes sheen{60%,100%{transform:translateX(100%)}}
.js .vid{opacity:0;transform:translateY(2.4rem) scale(.97);transition:opacity .9s var(--ease) var(--rd,0s),transform 1.2s var(--ease) var(--rd,0s)}
.js .vid.in{opacity:1;transform:none}
@media (max-width:560px){.vrow.three{gap:.5rem}.vid .ph .ring{width:2.2rem;height:2.2rem}.vid .ph b{font-size:.5625rem}}

/* yellow band */
.yband{background:linear-gradient(180deg,#E6B800,#D2A300);color:#fff;text-align:center}
.yband .wrap{padding-block:clamp(3.5rem,7vw,6rem)}
.yband p{font-family:var(--f-display);font-stretch:92%;font-size:clamp(1.7rem,3.4vw,3rem);font-weight:500;line-height:1.2}
.yband p strong{display:block;font-weight:700}

/* square + wide grids */
.sgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));max-width:64rem;margin-inline:auto;padding:clamp(.8rem,2vw,1.6rem) var(--gutr) clamp(.8rem,2vw,1.6rem) var(--gut)}
.sgrid figure{margin:0;aspect-ratio:1}
.sgrid img{width:100%;height:100%;object-fit:cover}
.wgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
.wgrid figure{margin:0;aspect-ratio:2752/1536}
.wgrid img{width:100%;height:100%;object-fit:cover}
@media (max-width:600px){.wgrid{grid-template-columns:1fr}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(1.5rem,4vw,3.5rem);margin-top:.4rem}
.stat{border-top:1px solid var(--ink);padding:1rem 0 1.6rem;display:grid;gap:.35rem;align-content:start}
.stat .k{font-size:.8125rem;font-weight:600;display:flex;align-items:center;gap:.5rem}
.stat .k::before{content:"";width:.4rem;height:.4rem;border-radius:50%;background:var(--maroon)}
.stat .num{font-family:var(--f-display);font-stretch:85%;font-weight:600;font-size:clamp(2.8rem,5vw,4.25rem);line-height:1;font-variant-numeric:tabular-nums}
.stat .num .u{color:var(--maroon)}
.stat p{font-size:.875rem;color:var(--muted);line-height:1.5;max-width:24em}
.flow{display:flex;align-items:center;gap:.4rem;font-family:var(--f-display);font-stretch:88%;font-weight:600;font-size:clamp(1.6rem,2.6vw,2.3rem);line-height:1}
.flow span{opacity:.2;transition:opacity .6s var(--ease) var(--fd,0s),color .6s var(--fd,0s)}
.flow i{font-style:normal;color:var(--muted);font-weight:400;opacity:.2;transition:opacity .6s var(--fd,0s)}
.stat.in .flow span,.stat.in .flow i{opacity:1}
.stat.in .flow span:last-child{color:var(--maroon)}
@media (max-width:520px){.stats{grid-template-columns:1fr}}

/* close */
.close-inner{display:grid;justify-items:center;text-align:center;gap:1.75rem}
.close-inner .lede{margin-inline:auto;max-width:22em}
.cta{display:inline-flex;align-items:center;gap:.75rem;color:var(--maroon);font-weight:600;text-decoration:none;font-size:1.05rem;padding-bottom:4px;border-bottom:2px solid currentColor;width:max-content;transition:gap .4s var(--ease)}
.cta:hover{gap:1.25rem}
.credit{display:flex;gap:.6rem 1.75rem;flex-wrap:wrap;justify-content:center;font-size:.8125rem;color:var(--muted);border-top:1px solid var(--line);padding-top:1.4rem;margin-top:clamp(3rem,6vw,5rem)}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}