/* Punya Exhibitions — corporate design system */
:root{
  --ink:#12262B; --teal-900:#17333A; --teal-800:#1F434C; --teal-700:#2F5D66; --teal-500:#4E7F89;
  --slate-300:#B4C4C9; --mist:#EEF3F4; --paper:#FAFBFB; --white:#fff;
  --copper:#C9773A; --copper-d:#A85F28;
  --font-display:"Cormorant Garamond",Georgia,"Times New Roman",serif;
  --font-body:"Lato",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --maxw:1180px; --r:6px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font-body);font-size:17px;line-height:1.65;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal-700);text-underline-offset:3px}
a:hover{color:var(--copper-d)}
:focus-visible{outline:3px solid var(--copper);outline-offset:3px;border-radius:2px}
.skip{position:absolute;left:-999px;top:8px;background:var(--white);padding:10px 16px;z-index:200}
.skip:focus{left:8px}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.12;margin:0 0 .5em;letter-spacing:-.005em}
h1{font-size:clamp(2.3rem,4.4vw,3.7rem)}
h2{font-size:clamp(1.9rem,3.4vw,2.9rem)}
h3{font-size:1.5rem}
p{margin:0 0 1em;max-width:68ch}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(23,51,58,.96);backdrop-filter:blur(8px);border-bottom:1px solid rgba(180,196,201,.18)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--white)}
.brand svg{width:38px;height:44px;flex:none}
.brand .bn{font-family:var(--font-display);font-size:1.35rem;font-weight:600;letter-spacing:.14em;line-height:1}
.brand .bt{display:block;font-size:.62rem;letter-spacing:.24em;color:var(--slate-300);margin-top:5px;font-family:var(--font-body)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:var(--slate-300);text-decoration:none;padding:8px 12px;font-size:.95rem;border-radius:var(--r)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--white)}
.nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--copper)}
.nav .btn{margin-left:8px;color:var(--white)}
.menu-btn{display:none;background:none;border:1px solid rgba(180,196,201,.4);color:var(--white);padding:8px 14px;border-radius:var(--r);font:inherit;cursor:pointer}

.btn{display:inline-block;background:var(--copper);color:#fff;text-decoration:none;padding:13px 26px;border-radius:var(--r);font-weight:700;font-size:.98rem;border:2px solid var(--copper);transition:background .2s,transform .2s;cursor:pointer;font-family:var(--font-body)}
.btn:hover{background:var(--copper-d);border-color:var(--copper-d);color:#fff;transform:translateY(-2px)}
.btn.ghost{background:transparent;border-color:var(--slate-300);color:var(--white)}
.btn.ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn.dark{background:var(--teal-700);border-color:var(--teal-700)}
.btn.dark:hover{background:var(--teal-800);border-color:var(--teal-800)}

/* hero */
.hero{position:relative;overflow:hidden;background:radial-gradient(1100px 600px at 78% 40%,var(--teal-700) 0%,var(--teal-900) 62%,#0f2227 100%);color:var(--white);padding:72px 0 96px}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 120px);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:40px;align-items:center}
.hero h1{color:var(--white)}
.hero p.lead{font-size:1.2rem;color:#D3DEE1;max-width:52ch}
.hero .cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.kicker{display:inline-block;color:var(--copper);font-weight:700;font-size:.9rem;margin-bottom:14px;padding-left:34px;position:relative}
.kicker::before{content:"";position:absolute;left:0;top:50%;width:24px;height:2px;background:var(--copper)}

/* 3D ring */
.stage{perspective:1400px;height:420px;position:relative;touch-action:pan-y;cursor:grab;user-select:none}
.stage:active{cursor:grabbing}
.ring{position:absolute;left:50%;top:50%;width:0;height:0;transform-style:preserve-3d;transform:translateY(-50%) rotateX(-8deg) rotateY(0)}
.panel{position:absolute;width:270px;height:186px;left:-135px;top:-93px;border-radius:4px;overflow:hidden;border:3px solid rgba(255,255,255,.92);box-shadow:0 22px 50px rgba(0,0,0,.45);backface-visibility:hidden;background:#000;transform-style:preserve-3d}
.panel img{width:100%;height:100%;object-fit:cover;pointer-events:none;-webkit-user-drag:none}
.panel span{position:absolute;left:0;right:0;bottom:0;padding:18px 12px 8px;font-size:.78rem;background:linear-gradient(transparent,rgba(0,0,0,.75));color:#fff}
.floor{position:absolute;left:50%;bottom:18px;width:520px;height:90px;transform:translateX(-50%) rotateX(72deg);border-radius:50%;background:radial-gradient(closest-side,rgba(201,119,58,.35),transparent);pointer-events:none}
.stage-hint{position:absolute;right:0;bottom:-6px;font-size:.78rem;color:var(--slate-300)}

/* stats */
.stats{background:var(--white);border-bottom:1px solid #dfe7e9}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:30px 20px;border-left:1px solid #dfe7e9;text-align:left}
.stat:first-child{border-left:0}
.stat b{display:block;font-family:var(--font-display);font-size:2.6rem;color:var(--teal-700);line-height:1}
.stat span{font-size:.92rem;color:#51666b}

/* sections */
section{padding:84px 0}
.sec-alt{background:var(--mist)}
.sec-dark{background:var(--teal-900);color:var(--white)}
.sec-dark h2,.sec-dark h3{color:var(--white)}
.sec-dark p{color:#CBD8DB}
.sec-head{margin-bottom:44px}
.sec-head p{font-size:1.1rem;color:#4a5f64}
.sec-dark .sec-head p{color:#CBD8DB}
.page-hero{background:linear-gradient(120deg,var(--teal-900),var(--teal-700));color:var(--white);padding:72px 0 64px;position:relative;overflow:hidden}
.page-hero h1{color:var(--white);font-size:clamp(2.3rem,4.6vw,3.6rem);max-width:20ch}
.page-hero p{color:#D3DEE1;font-size:1.15rem;max-width:60ch}
.crumbs{font-size:.88rem;color:var(--slate-300);margin-bottom:18px}
.crumbs a{color:var(--slate-300)}
.crumbs a:hover{color:#fff}
.page-hero .shape{position:absolute;right:-40px;top:50%;width:360px;height:360px;transform:translateY(-50%) rotateX(58deg) rotateZ(38deg);border:2px solid rgba(180,196,201,.3);box-shadow:-24px 24px 0 rgba(180,196,201,.08),-48px 48px 0 rgba(180,196,201,.05);pointer-events:none}

/* grids and 3D tilt cards */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.tilt-wrap{perspective:1000px}
.card{background:var(--white);border:1px solid #dbe4e6;border-radius:var(--r);padding:30px 28px;height:100%;transform-style:preserve-3d;transition:transform .25s ease,box-shadow .25s ease;will-change:transform;position:relative}
.card:hover{box-shadow:0 26px 40px -18px rgba(23,51,58,.35)}
.card h3{font-size:1.45rem;margin-bottom:.4em}
.card .ico{width:46px;height:46px;border-radius:50%;background:var(--teal-700);color:#fff;display:grid;place-items:center;margin-bottom:18px;transform:translateZ(30px)}
.card .ico svg{width:22px;height:22px}
.card h3,.card p,.card ul{transform:translateZ(12px)}
.card ul{margin:0;padding-left:18px;color:#3b5156}
.card li{margin-bottom:5px}
.sec-dark .card{background:var(--teal-800);border-color:rgba(180,196,201,.2)}
.sec-dark .card p,.sec-dark .card ul{color:#CBD8DB}
.card.link{display:block;text-decoration:none;color:inherit}

/* projects */
.project{background:var(--white);border-radius:var(--r);overflow:hidden;border:1px solid #dbe4e6;transform-style:preserve-3d;transition:transform .25s,box-shadow .25s;height:100%;display:flex;flex-direction:column}
.project:hover{box-shadow:0 26px 40px -18px rgba(23,51,58,.4)}
.project img{aspect-ratio:3/2;object-fit:cover;width:100%}
.project .pb{padding:20px 22px 24px}
.project h3{font-size:1.35rem;margin-bottom:.2em}
.tag{display:inline-block;font-size:.78rem;font-weight:700;color:var(--teal-700);background:var(--mist);padding:3px 10px;border-radius:20px;margin-bottom:10px}
.tag.award{background:#FBEBDD;color:var(--copper-d)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:26px 0 8px}
.gallery img{aspect-ratio:3/2;object-fit:cover;width:100%;border-radius:4px;transition:transform .3s}
.gallery figure{margin:0;overflow:hidden;border-radius:4px;perspective:800px}
.gallery figure:hover img{transform:scale(1.04) rotateX(2deg)}
.gallery figcaption{font-size:.82rem;color:#5b7075;margin-top:6px}
.proj-block{padding:56px 0;border-top:1px solid #dbe4e6}
.proj-block:first-of-type{border-top:0}
.proj-meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 18px}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.filters a{padding:8px 16px;border:1px solid var(--teal-500);border-radius:30px;text-decoration:none;font-size:.9rem}
.filters a:hover{background:var(--teal-700);color:#fff}

/* process timeline */
.steps{list-style:none;margin:0;padding:0;counter-reset:s;position:relative}
.steps::before{content:"";position:absolute;left:27px;top:8px;bottom:8px;width:2px;background:var(--slate-300)}
.steps li{counter-increment:s;position:relative;padding:0 0 34px 82px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:56px;height:56px;border-radius:50%;background:var(--teal-700);color:#fff;font-family:var(--font-display);font-size:1.6rem;display:grid;place-items:center;box-shadow:0 8px 0 -2px var(--teal-900)}
.steps h3{margin-bottom:.25em}
.steps p{color:#43585d}

/* stat/feature lists */
.check{list-style:none;padding:0;margin:0}
.check li{position:relative;padding-left:30px;margin-bottom:10px}
.check li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:8px;border-left:3px solid var(--copper);border-bottom:3px solid var(--copper);transform:rotate(-45deg)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--r);box-shadow:0 30px 50px -24px rgba(0,0,0,.5)}
.fact-box{background:var(--white);border-left:4px solid var(--copper);padding:22px 26px;border-radius:0 var(--r) var(--r) 0;box-shadow:0 10px 30px -18px rgba(23,51,58,.4)}
.fact-box p{margin:0}
dl.facts{display:grid;grid-template-columns:max-content 1fr;gap:8px 24px;margin:0}
dl.facts dt{font-weight:700;color:var(--teal-700)}
dl.facts dd{margin:0}

/* FAQ */
.faq details{background:var(--white);border:1px solid #dbe4e6;border-radius:var(--r);margin-bottom:12px}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--copper)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 22px 18px;margin:0}

/* CTA band */
.cta-band{background:linear-gradient(110deg,var(--teal-700),var(--teal-900));color:#fff;text-align:left;padding:64px 0}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0;max-width:22ch}

/* contact form */
form.enq{display:grid;gap:16px}
.enq label{font-weight:700;font-size:.92rem;display:block;margin-bottom:5px}
.enq input,.enq select,.enq textarea{width:100%;font:inherit;padding:12px 14px;border:1px solid #b6c6ca;border-radius:var(--r);background:#fff;color:var(--ink)}
.enq textarea{min-height:130px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hp{position:absolute;left:-9999px}
.form-msg{padding:12px 16px;border-radius:var(--r);background:#E3F1E7;display:none}
.form-msg.err{background:#FBE3DF}

/* footer */
.site-footer{background:#0f2227;color:#B7C7CB;padding:64px 0 28px;font-size:.95rem}
.site-footer h4{color:#fff;font-family:var(--font-body);font-size:.95rem;margin-bottom:14px;font-weight:700}
.site-footer a{color:#B7C7CB;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:8px}
.fbottom{border-top:1px solid rgba(180,196,201,.18);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem}
.wa{position:fixed;right:18px;bottom:18px;z-index:90;background:#1fa855;color:#fff;border-radius:50px;padding:12px 20px;font-weight:700;text-decoration:none;box-shadow:0 12px 24px -8px rgba(0,0,0,.4)}
.wa:hover{color:#fff;background:#188a45}

@media (max-width:980px){
  .hero .wrap,.split{grid-template-columns:1fr}
  .stage{height:340px}
  .panel{width:220px;height:150px;left:-110px;top:-75px}
  .g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fgrid{grid-template-columns:1fr 1fr}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .page-hero .shape{display:none}
}
@media (max-width:820px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:72px;background:var(--teal-900);flex-direction:column;align-items:stretch;padding:14px 24px 22px;border-bottom:1px solid rgba(180,196,201,.2)}
  .nav.open{display:flex}
  .nav a{padding:12px 4px}
  .nav .btn{margin:8px 0 0;text-align:center}
}
@media (max-width:620px){
  body{font-size:16px}
  section{padding:60px 0}
  .g2,.g3,.g4,.row2,.fgrid,.gallery{grid-template-columns:1fr}
  .hero{padding:48px 0 70px}
  .stage{height:280px}
  .panel{width:170px;height:118px;left:-85px;top:-59px}
  .wa span{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}