/* Soham Infraventures — design system */
:root{
  --navy:#0f2238; --navy-2:#16324f; --gold:#b98a3e; --gold-d:#8f6a2a;
  --cream:#f7f4ee; --paper:#ffffff; --ink:#1b2430; --muted:#5d6773; --line:#e4dfd3;
  --radius:14px; --shadow:0 12px 34px rgba(15,34,56,.12);
  --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.15;margin:0 0 .5em;color:var(--navy);font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,5.2vw,4rem)} h2{font-size:clamp(1.8rem,3.4vw,2.6rem)} h3{font-size:1.35rem}
p{margin:0 0 1em}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:#fff;padding:10px 16px;z-index:200}
.skip:focus{left:10px;top:10px}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}

/* top bar + header */
.topbar{background:var(--navy);color:#cfd8e3;font-size:.86rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding:8px 0;flex-wrap:wrap}
.topbar a{text-decoration:none;margin-right:18px}.topbar a:hover{color:#fff}
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.logo img{height:52px;width:auto}
.nav{display:flex;gap:6px;align-items:center}
.nav a{text-decoration:none;font-weight:500;font-size:.95rem;padding:10px 14px;border-radius:8px;color:var(--navy)}
.nav a:hover,.nav a[aria-current=page]{color:var(--gold-d)}
.nav .btn{margin-left:8px;color:#fff}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:9px 12px;font-size:1rem;cursor:pointer;color:var(--navy)}

/* buttons */
.btn{display:inline-block;background:var(--gold);color:#fff;text-decoration:none;font-weight:600;padding:14px 26px;border-radius:999px;border:0;cursor:pointer;font-size:1rem;font-family:var(--sans);transition:.25s}
.btn:hover{background:var(--gold-d);transform:translateY(-2px)}
.btn.ghost{background:transparent;border:1.5px solid rgba(255,255,255,.7)}
.btn.ghost:hover{background:#fff;color:var(--navy)}
.btn.dark{background:var(--navy)}.btn.dark:hover{background:var(--navy-2)}

/* hero */
.hero{position:relative;min-height:min(86vh,760px);display:grid;align-items:end;color:#fff;background:var(--navy)}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,34,56,.35) 0%,rgba(15,34,56,.88) 100%)}
.hero .wrap{position:relative;z-index:2;padding:120px 0 90px}
.hero h1{color:#fff;max-width:14ch}
.hero p.lead{max-width:56ch;font-size:1.2rem;color:#e8edf3}
.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:600;color:var(--gold);margin-bottom:14px}
.hero .eyebrow{color:#e5c58a}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.page-hero{background:var(--navy);color:#fff;padding:90px 0 70px;position:relative;overflow:hidden}
.page-hero h1{color:#fff;font-size:clamp(2rem,4.4vw,3.2rem);margin:0}
.page-hero p{color:#cfd8e3;max-width:60ch;margin:14px 0 0}
.crumbs{font-size:.85rem;color:#9fb0c3;margin-bottom:14px}.crumbs a{text-decoration:none}

/* sections */
section{padding:92px 0}
.alt{background:var(--cream)}
.sec-head{max-width:700px;margin-bottom:46px}
.sec-head p{color:var(--muted)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;aspect-ratio:4/3;object-fit:cover}

/* stats */
.stats{background:var(--navy);color:#fff;padding:64px 0}
.stats .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat b{display:block;font-family:var(--serif);font-size:clamp(2.2rem,4vw,3.2rem);color:#e5c58a;line-height:1}
.stat span{color:#cfd8e3;font-size:.95rem}

/* values */
.values{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.value{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 18px;text-align:center;transition:.3s}
.value:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--gold)}
.value .n{font-family:var(--serif);color:var(--gold);font-size:1.5rem;display:block;margin-bottom:6px}
.value h3{font-size:.95rem;letter-spacing:.12em;margin:0;font-family:var(--sans);font-weight:600}

/* project cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 0 var(--line);border:1px solid var(--line);display:flex;flex-direction:column;transition:.3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card .ph{aspect-ratio:4/3;overflow:hidden;background:#dcd6c8}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.card:hover .ph img{transform:scale(1.06)}
.card .bd{padding:24px;display:flex;flex-direction:column;flex:1}
.card p{color:var(--muted);font-size:.96rem}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.tag{font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;font-weight:600;padding:5px 10px;border-radius:999px;background:var(--cream);color:var(--gold-d);border:1px solid var(--line)}
.tag.live{background:#e8f1ea;color:#2f6b43;border-color:#cfe2d4}
.card .meta{margin-top:auto;font-size:.88rem;color:var(--navy);font-weight:500}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.filters button{font:inherit;font-size:.92rem;padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--navy)}
.filters button[aria-pressed=true]{background:var(--navy);color:#fff;border-color:var(--navy)}
.card[hidden]{display:none}

/* testimonials */
.quotes{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;position:relative}
.quote::before{content:"“";font-family:var(--serif);font-size:4.5rem;color:var(--gold);position:absolute;top:2px;left:22px;line-height:1}
.quote p{margin-top:28px;color:var(--ink)}
.quote .who{display:flex;gap:14px;align-items:center;margin-top:18px}
.quote .who img{width:54px;height:54px;border-radius:50%;object-fit:cover;background:var(--cream)}
.quote b{display:block;color:var(--navy)}.quote small{color:var(--muted)}

/* team */
.team{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.person{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px}
.person .role{color:var(--gold-d);font-weight:600;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px;display:block}
.mv{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.mv div{background:#fff;border-top:4px solid var(--gold);padding:30px;border-radius:0 0 var(--radius) var(--radius);box-shadow:0 2px 0 var(--line)}

/* cta band */
.band{background:linear-gradient(120deg,var(--navy),var(--navy-2));color:#fff;text-align:center}
.band h2{color:#fff}.band p{color:#cfd8e3;max-width:56ch;margin-inline:auto}

/* contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px}
.info li{list-style:none;margin-bottom:22px;padding-left:0}
.info ul{padding:0;margin:0}
.info b{display:block;color:var(--navy)}
form{display:grid;gap:18px}
label{font-weight:500;font-size:.92rem;color:var(--navy);display:block;margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;padding:13px 15px;border:1px solid #cfc8b8;border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(185,138,62,.35);border-color:var(--gold)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.hp{position:absolute;left:-9999px}
.msg{padding:14px 16px;border-radius:10px;font-size:.95rem;display:none}
.msg.ok{display:block;background:#e8f1ea;color:#1f5a35}.msg.err{display:block;background:#fbeaea;color:#8a2323}
.map{border:0;width:100%;height:340px;border-radius:var(--radius);margin-top:24px}

/* footer */
footer{background:#0a1827;color:#aebbcb;padding:70px 0 26px;font-size:.95rem}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:48px}
footer h4{color:#fff;font-family:var(--sans);font-size:.85rem;letter-spacing:.16em;text-transform:uppercase}
footer ul{list-style:none;padding:0;margin:0}footer li{margin-bottom:9px}
footer a{text-decoration:none}footer a:hover{color:#e5c58a}
.copy{border-top:1px solid #1f3248;margin-top:46px;padding-top:22px;font-size:.84rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}.card:hover .ph img{transform:none}}

/* responsive */
@media (max-width:980px){
  .split,.contact,.fgrid,.team,.mv,.quotes{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .values{grid-template-columns:repeat(2,1fr)}
  .stats .grid{grid-template-columns:repeat(2,1fr)}
  section{padding:68px 0}
  .burger{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}.nav a{padding:14px 10px}.nav .btn{margin:8px 0 0;text-align:center}
}
@media (max-width:620px){
  body{font-size:16px}.cards,.row{grid-template-columns:1fr}.topbar .wrap{justify-content:center}
}

/* ===== Motion layer ===== */
.loader{position:fixed;inset:0;z-index:999;background:var(--navy);display:none;place-items:center;align-content:center;gap:22px;transition:transform .9s cubic-bezier(.77,0,.18,1) .15s}
.js .loader{display:grid}
.loader img{height:64px;width:auto;filter:brightness(0) invert(1);animation:pulse 1.4s ease-in-out infinite}
.loader i{display:block;width:160px;height:2px;background:rgba(255,255,255,.15);position:relative;overflow:hidden}
.loader i::after{content:"";position:absolute;inset:0;background:var(--gold);transform:translateX(-100%);animation:load 1.1s ease forwards}
body.ready .loader{transform:translateY(-100%)}
@keyframes load{to{transform:none}} @keyframes pulse{50%{opacity:.55}}
.progress{position:fixed;top:0;left:0;height:3px;width:100%;background:var(--gold);transform:scaleX(0);transform-origin:0 50%;z-index:300}
.header{transition:box-shadow .3s,background .3s}.header .logo img{transition:height .3s}
.header.scrolled{box-shadow:0 8px 28px rgba(15,34,56,.12)}.header.scrolled .logo img{height:42px}

/* hero slideshow */
.hero>img{display:none}
.slides{position:absolute;inset:0;overflow:hidden}
.slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.12);transition:opacity 1.6s ease}
.slide.on{opacity:1;animation:kb 9s ease-out forwards}
@keyframes kb{from{transform:scale(1.12)}to{transform:scale(1)}}
.hero h1{max-width:none}
.ln{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em}
.ln>span{display:inline-block}
.js .ln>span{transform:translateY(110%);transition:transform 1.1s cubic-bezier(.16,1,.3,1)}
.js .ln:nth-child(2)>span{transition-delay:.12s}.js .ln:nth-child(3)>span{transition-delay:.24s}
body.ready .ln>span{transform:none}
.js .fade{opacity:0;transform:translateY(24px);transition:opacity 1s ease .7s,transform 1s ease .7s}
.js .fade.d2{transition-delay:.95s}.js .fade.d3{transition-delay:1.15s}
body.ready .fade{opacity:1;transform:none}
.scrollcue{position:absolute;right:max(24px,4vw);bottom:40px;z-index:3;color:#e8edf3;font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;writing-mode:vertical-rl;display:flex;gap:12px;align-items:center}
.scrollcue span{width:1px;height:64px;background:rgba(255,255,255,.35);position:relative;overflow:hidden}
.scrollcue span::after{content:"";position:absolute;left:0;top:-40%;width:1px;height:40%;background:#e5c58a;animation:drop 1.8s ease-in-out infinite}
@keyframes drop{to{top:110%}}
.dots{position:absolute;left:max(20px,calc((100% - 1180px)/2));bottom:34px;z-index:3;display:flex;gap:8px}
.dots i{width:26px;height:3px;background:rgba(255,255,255,.3);transition:.4s}.dots i.on{background:#e5c58a;width:46px}

/* marquee */
.marquee{background:var(--cream);border-bottom:1px solid var(--line);overflow:hidden;padding:20px 0;white-space:nowrap}
.mq{display:inline-flex;animation:mq 38s linear infinite}
.mq span{font-family:var(--serif);font-size:clamp(1.2rem,2.4vw,1.8rem);color:var(--navy);padding:0 28px;position:relative}
.mq span::after{content:"◆";position:absolute;right:-6px;color:var(--gold);font-size:.6em;top:50%;transform:translateY(-50%)}
.marquee:hover .mq{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}

/* image reveal + parallax */
.imgreveal{overflow:hidden;border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;clip-path:inset(0 0 0 0)}
.imgreveal img{width:100%;height:116%;object-fit:cover;aspect-ratio:auto;border-radius:0;box-shadow:none;will-change:transform}
.js .imgreveal{clip-path:inset(0 100% 0 0);transition:clip-path 1.3s cubic-bezier(.77,0,.18,1)}
.js .imgreveal.in{clip-path:inset(0 0 0 0)}

/* eyebrow line draw */
.eyebrow{position:relative}
.sec-head .eyebrow::after,.split .eyebrow::after{content:"";display:block;height:2px;background:var(--gold);width:0;margin-top:10px;transition:width 1s ease .3s}
.reveal.in .eyebrow::after,.sec-head.in .eyebrow::after{width:56px}

/* horizontal showcase */
.hscroll{padding:0;background:var(--navy);height:420vh;position:relative}
.hs-sticky{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;flex-direction:column;justify-content:center;gap:28px}
.hs-head{padding:0 6vw}.hs-head h2{color:#fff;margin:0;max-width:18ch}.hs-head .eyebrow{color:#e5c58a}
.hs-track{display:flex;gap:26px;padding:0 6vw;will-change:transform}
.panel{flex:0 0 min(68vw,820px);height:56vh;position:relative;border-radius:18px;overflow:hidden;display:block;color:#fff;text-decoration:none;background:#16324f}
.panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.16,1,.3,1)}
.panel:hover img{transform:scale(1.07)}
.panel::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(10,24,39,.88))}
.ov{position:absolute;left:30px;right:30px;bottom:26px;z-index:2}
.ov small{color:#e5c58a;letter-spacing:.14em;text-transform:uppercase;font-weight:600;font-size:.74rem}
.ov h3{color:#fff;font-size:clamp(1.6rem,3vw,2.4rem);margin:6px 0 2px}.ov p{margin:0;color:#d5dde8}
.panel.end{flex-basis:min(34vw,380px);display:grid;place-content:center;text-align:center;border:1.5px dashed rgba(255,255,255,.35);background:transparent}
.panel.end::after{display:none}.panel.end span{font-family:var(--serif);font-size:1.6rem}.panel.end b{display:block;font-size:2.4rem;color:#e5c58a;transition:transform .4s}.panel.end:hover b{transform:translateX(10px)}
.hs-bar{margin:0 6vw;height:2px;background:rgba(255,255,255,.18)}.hs-bar i{display:block;height:100%;background:var(--gold);width:0}
@media (max-width:980px){
  .hscroll{height:auto;padding:70px 0}.hs-sticky{position:static;height:auto}
  .hs-track{overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px}
  .panel{flex-basis:82vw;height:60vh;scroll-snap-align:center}.panel.end{flex-basis:60vw}.hs-bar{display:none}
  .scrollcue{display:none}.dots{left:20px}
}

/* card tilt + stagger */
.cards{perspective:1200px}
.card{transform-style:preserve-3d;will-change:transform}
.js .cards .reveal:nth-child(3n+2){transition-delay:.12s}.js .cards .reveal:nth-child(3n){transition-delay:.24s}
.js .values .reveal:nth-child(2){transition-delay:.08s}.js .values .reveal:nth-child(3){transition-delay:.16s}.js .values .reveal:nth-child(4){transition-delay:.24s}.js .values .reveal:nth-child(5){transition-delay:.32s}
.btn{will-change:transform}
.js .reveal{opacity:0;transform:translateY(34px)}
.js .reveal.in{opacity:1;transform:none}
.reveal{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .slide.on{animation:none;transform:none}.mq{animation:none}.loader{display:none!important}
  .js .ln>span,.js .fade{transform:none;opacity:1;transition:none}.js .imgreveal{clip-path:none;transition:none}
  .hscroll{height:auto;padding:70px 0}.hs-sticky{position:static;height:auto}.hs-track{overflow-x:auto}
}
.card.in{transition:transform .25s ease-out,box-shadow .3s,opacity .8s}

/* parallax band + mosaic */
.pband{position:relative;height:74vh;min-height:440px;overflow:hidden;display:grid;place-items:center;text-align:center;color:#fff;padding:0;background:var(--navy)}
.pband>img{position:absolute;left:0;top:-15%;width:100%;height:130%;object-fit:cover;will-change:transform}
.pband::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,24,39,.55),rgba(10,24,39,.7))}
.pband .in-txt{position:relative;z-index:2;max-width:860px;padding:0 24px}
.pband h2{color:#fff;font-size:clamp(1.9rem,4.2vw,3.2rem)}.pband p{color:#dbe3ee;font-size:1.1rem}.pband .eyebrow{color:#e5c58a}
.mosaic{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:24px;align-items:start}
.mo{margin:0}.mo .imgreveal{aspect-ratio:3/4}.mo:nth-child(2){margin-top:56px}.mo:nth-child(3){margin-top:112px}
.mo figcaption{padding-top:18px}.mo h3{margin-bottom:6px}.mo p{color:var(--muted);font-size:.96rem}
@media (max-width:980px){.mosaic{grid-template-columns:1fr}.mo:nth-child(n){margin-top:0}.mo .imgreveal{aspect-ratio:4/3}.pband{height:62vh}}

/* graceful placeholder when an image cannot load */
.noimg{background:linear-gradient(135deg,#16324f 0%,#0f2238 55%,#2a4766 100%)!important;position:relative}
.noimg::before{content:"";position:absolute;inset:0;opacity:.18;background:
  repeating-linear-gradient(90deg,transparent 0 46px,rgba(229,197,138,.55) 46px 47px),
  repeating-linear-gradient(0deg,transparent 0 46px,rgba(229,197,138,.35) 46px 47px)}