/* Amaravati Industrial Materials — site styles */
:root{
  --green:#0E3B22; --green-d:#082716; --green-l:#175633;
  --gold:#C08A2E; --gold-l:#E0B767;
  --cream:#FAF7EF; --cream-2:#F1EDE1; --line:#DED8C8;
  --ink:#16211B; --mut:#5C6660; --white:#fff;
  --display:'Fraunces',Georgia,serif;
  --body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --wrap:1180px; --r:14px;
  --sh:0 10px 30px rgba(14,59,34,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.65 var(--body);overflow-x:hidden}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.1;letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.4vw,4.1rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.16rem;font-family:var(--body);font-weight:700;letter-spacing:0}
p{margin:0 0 1rem}
em{font-style:italic;color:var(--gold)}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:var(--green);color:#fff;padding:10px 14px;z-index:99}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

.eyebrow{font:600 .72rem/1.4 var(--body);letter-spacing:.18em;text-transform:uppercase;color:var(--green);margin:0 0 .8rem}
.eyebrow.gold{color:var(--gold-l)}
.sub{color:var(--mut);max-width:62ch}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;background:var(--green);color:#fff;
  padding:.85rem 1.5rem;border-radius:999px;font-weight:600;font-size:.94rem;border:1px solid var(--green);
  cursor:pointer;transition:transform .18s,background .18s,box-shadow .18s}
.btn:hover{background:var(--green-d);transform:translateY(-2px);box-shadow:var(--sh)}
.btn-sm{padding:.6rem 1.1rem;font-size:.85rem}
.btn-ghost{background:transparent;color:var(--green)}
.btn-ghost:hover{background:rgba(14,59,34,.06);color:var(--green)}
.btn-gold{background:var(--gold);border-color:var(--gold);color:#1a1200}
.btn-gold:hover{background:var(--gold-l);color:#1a1200}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,247,239,.9);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:74px}
.brand{display:flex;align-items:center;gap:.7rem}
.brand strong{display:block;font-family:var(--display);font-size:1.16rem;letter-spacing:.02em;color:var(--green)}
.brand small{display:block;font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mut)}
.links{display:flex;align-items:center;gap:1.5rem}
.links a{font-size:.92rem;font-weight:500}
.links a:not(.btn):hover{color:var(--gold)}
.burger{display:none;background:none;border:0;width:42px;height:42px;position:relative;cursor:pointer}
.burger span,.burger:before,.burger:after{content:"";position:absolute;left:9px;right:9px;height:2px;background:var(--green);transition:.25s}
.burger:before{top:14px}.burger span{top:20px}.burger:after{top:26px}
.nav.open .burger:before{top:20px;transform:rotate(45deg)}
.nav.open .burger:after{top:20px;transform:rotate(-45deg)}
.nav.open .burger span{opacity:0}

/* hero */
.hero{position:relative;padding:clamp(3rem,7vw,5.5rem) 0 0;overflow:hidden}
.hero:before{content:"";position:absolute;inset:auto -10% 30% 55%;height:520px;
  background:radial-gradient(closest-side,rgba(192,138,46,.16),transparent);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.hero-copy h1{margin-bottom:1rem}
.lead{font-size:1.06rem;color:var(--mut);max-width:52ch}
.row{display:flex;flex-wrap:wrap;gap:.7rem;margin:1.6rem 0 1rem}
.hero-call{font-size:.9rem;color:var(--mut);display:flex;gap:.6rem;flex-wrap:wrap}
.hero-call a{font-weight:600;color:var(--green)}
.hero-shot{margin:0;border-radius:var(--r);overflow:hidden;background:var(--white);
  box-shadow:0 24px 60px rgba(14,59,34,.16);border:1px solid var(--line);transform:rotate(-1.2deg)}
.hero-shot img{aspect-ratio:4/3;object-fit:cover;width:100%}

/* signature ticker */
.ticker{margin-top:clamp(2.5rem,5vw,4rem);background:var(--green);color:var(--gold-l);
  border-top:1px solid var(--green-d);overflow:hidden;padding:.7rem 0}
.ticker-move{display:flex;width:max-content;animation:slide 46s linear infinite}
.ticker-move span{padding-right:3rem;font:600 .78rem/1 var(--body);letter-spacing:.22em;white-space:nowrap}
@keyframes slide{to{transform:translateX(-50%)}}

/* stats */
.stats{background:var(--green);color:#fff;padding:2.4rem 0}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.stat{border-left:2px solid var(--gold);padding-left:1rem}
.stat b{display:block;font-family:var(--display);font-size:2.3rem;line-height:1}
.stat span{display:block;font-size:.88rem;font-weight:600;margin-top:.35rem}
.stat small{color:rgba(255,255,255,.62);font-size:.78rem}

/* sections */
.sec{padding:clamp(3.4rem,7vw,6rem) 0}
.sec-tint{background:var(--cream-2)}
.sec-dark{background:var(--green-d);color:#fff}
.sec-dark .sub{color:rgba(255,255,255,.7)}
.sec-head{margin-bottom:2.6rem;max-width:70ch}

/* about */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,3.6rem)}
.about-grid p{color:var(--mut)}
.vision{margin-top:2rem;background:var(--green);color:#fff;border-radius:var(--r);padding:1.6rem 1.7rem}
.vision .eyebrow{margin-bottom:.5rem}
.vision blockquote{margin:0;font-family:var(--display);font-size:1.2rem;line-height:1.45}
.about-pics{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.about-pics img{border-radius:var(--r);aspect-ratio:1/1;object-fit:cover;border:1px solid var(--line)}
.mission{list-style:none;counter-reset:m;padding:1.4rem 0 0;margin:1.4rem 0 0;border-top:1px solid var(--line)}
.mission li{counter-increment:m;position:relative;padding:.7rem 0 .7rem 2.6rem;border-bottom:1px solid var(--line);
  font-size:.95rem;color:var(--mut)}
.mission li:before{content:counter(m,decimal-leading-zero);position:absolute;left:0;top:.7rem;
  font-family:var(--display);color:var(--gold);font-size:.95rem}

/* product cards */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh)}
.card-pic{background:var(--cream);border-bottom:1px solid var(--line)}
.card-pic img{aspect-ratio:16/10;object-fit:cover;width:100%}
.card-body{padding:1.1rem 1.2rem 1.3rem}
.card-body p{font-size:.92rem;color:var(--mut);margin-bottom:.7rem}
.specs{font:600 .74rem/1.5 var(--body)!important;letter-spacing:.04em;color:var(--green)!important;
  border-top:1px dashed var(--line);padding-top:.7rem;margin:0!important}

/* catalogue */
.cat-list{display:grid;gap:1.2rem}
.cat{display:grid;grid-template-columns:300px 1fr;gap:0;background:var(--white);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cat-pic{background:var(--cream-2)}
.cat-pic img{height:100%;width:100%;object-fit:cover;min-height:230px}
.cat-body{padding:1.5rem 1.7rem}
.cat-body p{color:var(--mut);font-size:.95rem}
.tag{display:inline-block;background:var(--green);color:var(--gold-l)!important;font:600 .68rem/1 var(--body);
  letter-spacing:.16em;text-transform:uppercase;padding:.45rem .7rem;border-radius:4px;margin-bottom:.8rem}
.cat-sub{color:var(--green)!important;font-weight:600;margin-top:-.3rem}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;padding:0;margin:.9rem 0 0}
.chips li{background:var(--cream-2);border:1px solid var(--line);border-radius:999px;
  padding:.38rem .8rem;font-size:.8rem;font-weight:500}

/* industries */
.ind-grid{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:.9rem;padding:0;margin:0}
.ind-grid li{border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:1rem 1.1rem;
  font-weight:600;font-size:.94rem;background:rgba(255,255,255,.03);transition:.2s}
.ind-grid li:hover{background:rgba(192,138,46,.16);border-color:var(--gold)}

/* why */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem 2rem}
.why{border-top:2px solid var(--green);padding-top:1rem}
.why-no{font-family:var(--display);color:var(--gold);font-size:.9rem;letter-spacing:.1em}
.why h3{margin:.4rem 0 .35rem}
.why p{color:var(--mut);font-size:.93rem;margin:0}

/* cta */
.cta{background:var(--green);color:#fff;padding:clamp(2.6rem,5vw,3.6rem) 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta h2{margin-bottom:.4rem;max-width:22ch}
.cta p{color:rgba(255,255,255,.72);max-width:52ch;margin:0}

/* enquiry */
.enq-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,3.4rem)}
.contact{display:grid;grid-template-columns:110px 1fr;gap:.5rem 1rem;margin:1.6rem 0;font-size:.94rem}
.contact dt{font-weight:700;color:var(--green)}
.contact dd{margin:0;color:var(--mut)}
.map{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);height:230px}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.25)}
.form{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:1.6rem;box-shadow:var(--sh)}
.form label{display:block;font-size:.82rem;font-weight:600;color:var(--green);margin-bottom:.9rem}
.form input,.form textarea{width:100%;margin-top:.35rem;padding:.75rem .85rem;border:1px solid var(--line);
  border-radius:9px;font:400 .95rem var(--body);background:var(--cream);color:var(--ink)}
.form input:focus,.form textarea:focus{border-color:var(--green);background:#fff;outline:none}
.trap{position:absolute!important;left:-9999px!important}
.fine{font-size:.8rem;color:var(--mut);margin:.9rem 0 0}
.flash{border-radius:9px;padding:.8rem 1rem;font-size:.9rem;font-weight:600;margin-bottom:1rem}
.flash.ok{background:#E7F3EA;color:#14532d;border:1px solid #B6DCC1}
.flash.bad{background:#FDECEC;color:#7f1d1d;border:1px solid #F3C4C4}

/* footer */
.foot{background:var(--green-d);color:rgba(255,255,255,.78);padding:3rem 0 2rem}
.foot-in{display:grid;grid-template-columns:1fr 1.2fr 1.2fr;gap:2rem}
.foot-name{font-family:var(--display);color:#fff;font-size:1.1rem;margin:.7rem 0 .2rem}
.foot-tag{color:var(--gold-l);font-size:.85rem;font-style:italic}
.foot-note{font-size:.9rem;line-height:1.7}
.foot-meta{font-size:.88rem}
.foot-meta a{color:var(--gold-l)}
.credit{border-top:1px solid rgba(255,255,255,.14);padding-top:.9rem;margin-top:.9rem;font-size:.78rem;color:rgba(255,255,255,.5)}

/* whatsapp */
.wa{position:fixed;right:18px;bottom:18px;z-index:60;width:54px;height:54px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.22)}
.wa:hover{transform:scale(1.06)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1000px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .ind-grid{grid-template-columns:repeat(3,1fr)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .foot-in{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .burger{display:block}
  .links{position:absolute;top:74px;left:0;right:0;background:var(--cream);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;gap:0;padding:0 22px;max-height:0;overflow:hidden;transition:max-height .3s}
  .nav.open .links{max-height:340px;padding:.6rem 22px 1.2rem}
  .links a{padding:.7rem 0;width:100%}
  .hero-grid,.about-grid,.enq-grid{grid-template-columns:1fr}
  .hero-shot{transform:none}
  .cat{grid-template-columns:1fr}
  .cat-pic img{min-height:200px;max-height:260px}
  .ind-grid{grid-template-columns:repeat(2,1fr)}
  .foot-in{grid-template-columns:1fr}
}
@media (max-width:520px){
  .cards{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
  .contact dt{margin-top:.6rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}