*{box-sizing:border-box;margin:0;padding:0}
:root{
  --green:#173f2d;
  --green2:#245f45;
  --gold:#d8b768;
  --black:#111814;
  --text:#56645d;
  --muted:#f4f6f1;
  --line:#dfe8df;
  --white:#fff;
  --shadow:0 22px 60px rgba(15,50,31,.16);
  --radius:26px;
}
html{scroll-behavior:smooth}
body{font-family:Arial,Helvetica,sans-serif;color:var(--black);line-height:1.65;background:#fff}
img{display:block;width:100%;height:auto}
a{text-decoration:none;color:inherit}
.container{width:min(1200px,92%);margin:auto}
.topbar{background:var(--green);color:#fff;font-size:14px}
.topbar-inner{min-height:42px;display:flex;justify-content:space-between;align-items:center;gap:18px}
.topbar a{color:#e8f7ed}
.header{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);z-index:100;backdrop-filter:blur(10px)}
.header-inner{min-height:78px;display:flex;justify-content:space-between;align-items:center;gap:22px}
.logo{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:900}
.logo-mark{width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,var(--green2),var(--green));color:#fff;display:grid;place-items:center;font-size:16px}
.nav{display:flex;align-items:center;gap:24px;font-weight:800}
.nav a:hover{color:var(--green2)}
.nav-cta{background:var(--green2);color:#fff!important;padding:11px 18px;border-radius:999px}
.menu-btn{display:none;border:0;background:var(--green2);color:#fff;font-size:24px;border-radius:10px;padding:8px 12px}
.hero{min-height:690px;background:linear-gradient(90deg,rgba(13,39,27,.88),rgba(13,39,27,.48),rgba(13,39,27,.16)),url('images/banner.jpg') center/cover no-repeat;color:#fff;display:grid;align-items:center}
.hero-small{min-height:460px}
.hero-content{padding:88px 0;max-width:760px}
.eyebrow{color:var(--gold);text-transform:uppercase;letter-spacing:2px;font-size:13px;font-weight:900;margin-bottom:12px}
h1{font-size:clamp(42px,6vw,76px);line-height:1.03;letter-spacing:-2.5px;margin-bottom:22px}
.hero p{font-size:20px;color:rgba(255,255,255,.9);max-width:680px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.btn{display:inline-flex;justify-content:center;align-items:center;border-radius:999px;padding:14px 24px;font-weight:900;border:1px solid transparent;min-height:52px;transition:.2s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.14)}
.btn-gold{background:var(--gold);color:#111814}
.btn-green{background:var(--green2);color:#fff}
.btn-white{background:#fff;color:var(--green)}
.btn-outline{border-color:rgba(255,255,255,.7);color:#fff}
.section{padding:88px 0}
.section-soft{background:var(--muted)}
.section-head{max-width:780px;margin-bottom:42px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head h2,.split-text h2,.contact-text h2{font-size:clamp(32px,4vw,52px);line-height:1.12;letter-spacing:-1.5px;margin-bottom:14px}
.section-head p,.split-text p,.product-card p,.detail-text p,.contact-text p,.footer p{color:var(--text)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 12px 38px rgba(0,0,0,.055)}
.product-card img{height:285px;object-fit:cover}
.product-card-body{padding:24px}
.product-card h3{font-size:24px;margin-bottom:8px}
.text-link{display:inline-flex;color:var(--green2);font-weight:900;margin-top:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.split-img img{height:520px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
.stat{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px}
.stat strong{font-size:28px;color:var(--green2);display:block;line-height:1}
.stat span{color:var(--text);font-size:14px}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 12px 38px rgba(0,0,0,.05)}
.why-card span{width:42px;height:42px;display:grid;place-items:center;background:var(--muted);border-radius:13px;color:var(--green2);font-weight:900;margin-bottom:16px}
.why-card h3{font-size:24px;margin-bottom:10px}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.gallery img{height:270px;object-fit:cover;border-radius:22px}
.product-hero{background-position:center;background-size:cover;background-repeat:no-repeat}
.detail-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
.detail-main-img img{height:560px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.detail-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.detail-gallery img{height:160px;object-fit:cover;border-radius:18px}
.feature-list{list-style:none;margin-top:22px}
.feature-list li{padding:12px 0;border-bottom:1px solid var(--line);color:var(--text)}
.feature-list li:before{content:'✓';color:var(--green2);font-weight:900;margin-right:10px}
.spec-box{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px}
.spec-item{background:var(--muted);border:1px solid var(--line);border-radius:18px;padding:18px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px}
.contact-box{background:var(--muted);border-radius:var(--radius);padding:26px;margin-top:24px}
.contact-box p{margin-bottom:12px}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form label{display:block;font-weight:900;margin-bottom:16px}
.form input,.form select,.form textarea{display:block;width:100%;margin-top:7px;border:1px solid var(--line);border-radius:16px;padding:13px 14px;font:inherit}
.cta{background:linear-gradient(135deg,rgba(23,63,45,.96),rgba(36,95,69,.88)),url('images/banner.jpg') center/cover;color:#fff;border-radius:34px;padding:58px;display:flex;justify-content:space-between;gap:30px;align-items:center}
.cta h2{font-size:clamp(32px,4vw,52px);line-height:1.12;margin-bottom:12px}
.cta p{color:rgba(255,255,255,.86);max-width:720px}
.footer{background:var(--green);color:#fff;padding:62px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px}
.footer h3,.footer h4{margin-bottom:14px}
.footer a{display:block;color:#e2f2e6;margin-bottom:8px}
.footer p{color:#e2f2e6}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:22px;display:flex;justify-content:space-between;gap:20px;color:#e2f2e6;font-size:14px}
.whatsapp-float{position:fixed;right:20px;bottom:20px;background:#25D366;color:#fff;padding:14px 20px;border-radius:999px;font-weight:900;box-shadow:var(--shadow);z-index:200}
@media(max-width:1050px){
  .product-grid,.gallery{grid-template-columns:repeat(2,1fr)}
  .split,.detail-grid,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .topbar-inner,.footer-bottom,.cta{flex-direction:column;align-items:flex-start}
  .menu-btn{display:block}
  .nav{display:none;position:absolute;top:78px;left:4%;right:4%;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
  .nav.show{display:flex}
  .hero{min-height:590px}
  .hero-content{padding:64px 0}
  .product-grid,.gallery,.why-grid,.stats,.detail-gallery,.spec-box,.footer-grid{grid-template-columns:1fr}
  .product-card img,.gallery img,.detail-main-img img,.split-img img{height:330px}
  .section{padding:62px 0}
  .cta{padding:34px}
}


/* Latest factory-style upgrade */
.factory-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 28px;
}
.factory-strip div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.factory-strip strong {
  display: block;
  color: var(--green2);
  font-size: 20px;
  margin-bottom: 6px;
}
@media(max-width:760px){
  .factory-strip{grid-template-columns:1fr}
}


/* ================= V3 Factory Website Upgrade ================= */
.v3-section-dark {
  background: #172820;
  color: #ffffff;
}

.v3-section-dark .section-head p,
.v3-section-dark p {
  color: rgba(255,255,255,.76);
}

.v3-process-grid,
.v3-spec-grid,
.v3-faq-grid,
.v3-catalog-grid {
  display: grid;
  gap: 22px;
}

.v3-process-grid {
  grid-template-columns: repeat(4, 1fr);
}

.v3-process-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 24px;
  padding: 26px;
}

.v3-process-card span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #d8b768;
  color: #172820;
  font-weight: 900;
  margin-bottom: 14px;
}

.v3-process-card h3 {
  font-size: 22px;
  margin-bottom: 8px;
}

.v3-spec-grid {
  grid-template-columns: repeat(3, 1fr);
}

.v3-spec-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 26px;
  box-shadow: var(--shadow);
}

.v3-spec-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.v3-spec-card ul {
  padding-left: 18px;
  color: var(--text);
}

.v3-spec-card li {
  margin-bottom: 8px;
}

.v3-faq-grid {
  grid-template-columns: 1fr 1fr;
}

.v3-faq-item {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 12px 32px rgba(0,0,0,.045);
}

.v3-faq-item h3 {
  font-size: 21px;
  margin-bottom: 8px;
}

.v3-catalog-box {
  background:
    linear-gradient(135deg, rgba(23,63,45,.96), rgba(36,95,69,.88)),
    url('images/banner.jpg') center/cover;
  color: #ffffff;
  border-radius: 34px;
  padding: 56px;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
  align-items: center;
}

.v3-catalog-box p {
  color: rgba(255,255,255,.82);
}

.v3-catalog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
}

.v3-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.v3-badge {
  background: #eef2ee;
  border: 1px solid var(--line);
  color: #284638;
  border-radius: 999px;
  padding: 9px 14px;
  font-weight: 800;
  font-size: 14px;
}

.v3-product-mini {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.v3-product-mini a {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 22px rgba(0,0,0,.05);
}

.v3-product-mini img {
  height: 110px;
  object-fit: cover;
}

.v3-product-mini span {
  display: block;
  padding: 12px;
  font-weight: 900;
  font-size: 14px;
}

.v3-note {
  margin-top: 16px;
  color: var(--text);
  font-size: 14px;
}

@media(max-width:1050px){
  .v3-process-grid,
  .v3-spec-grid,
  .v3-product-mini {
    grid-template-columns: repeat(2, 1fr);
  }
  .v3-catalog-box {
    grid-template-columns: 1fr;
  }
  .v3-catalog-actions {
    justify-content: flex-start;
  }
}

@media(max-width:760px){
  .v3-process-grid,
  .v3-spec-grid,
  .v3-faq-grid,
  .v3-product-mini {
    grid-template-columns: 1fr;
  }
  .v3-catalog-box {
    padding: 34px;
  }
}