:root{--dark:#0d1117;--dark-2:#151b23;--gold:#f5b942;--gold-2:#ffe2a3;--text:#111827;--muted:#64748b;--bg:#f8fafc;--white:#fff;--border:#e5e7eb;--shadow:0 24px 70px rgba(15,23,42,.14)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{text-decoration:none;color:inherit}.container{width:min(1220px,92%);margin:0 auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(15,23,42,.08);box-shadow:0 10px 30px rgba(15,23,42,.04)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:12px 0}.logo{display:flex;align-items:center;gap:12px;color:#0f172a}.logo-img{width:64px;height:64px;object-fit:contain}.logo strong{display:block;font-size:25px;line-height:1.05;font-weight:900;letter-spacing:-.04em}.logo small{display:block;color:#64748b;font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:700}.nav{display:flex;align-items:center;gap:24px;color:#263244;font-size:14px;font-weight:900;text-transform:uppercase}.nav a:hover{color:#b7791f}.nav-cta{background:linear-gradient(135deg,#f5b942,#d99522);color:#111!important;padding:11px 18px;border-radius:10px;font-weight:900;box-shadow:0 10px 24px rgba(217,149,34,.25)}.menu-btn{display:none;background:none;border:0;cursor:pointer}.menu-btn span{display:block;width:25px;height:2px;background:#0f172a;margin:5px 0;border-radius:99px}.hero{position:relative;background:#0d1117;color:white;padding:92px 0 82px;overflow:hidden}.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,17,23,.97) 0%,rgba(13,17,23,.82) 45%,rgba(13,17,23,.45) 100%),url('assets/images/butyle-bladders-wide.jpg') center/cover;filter:saturate(1.08)}.hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}.eyebrow{display:inline-flex;color:var(--gold-2);font-weight:900;text-transform:uppercase;letter-spacing:.16em;font-size:12px;margin-bottom:18px}.eyebrow.dark{color:#b7791f}.hero h1{font-size:clamp(42px,5.6vw,70px);line-height:1.02;letter-spacing:-.055em;max-width:860px}.hero-text{font-size:18px;color:#e2e8f0;max-width:760px;margin-top:24px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 23px;font-weight:900;border:1px solid transparent;cursor:pointer;transition:.22s}.btn:hover{transform:translateY(-2px)}.primary{background:linear-gradient(135deg,#f5b942,#d99522);color:#111}.secondary{border-color:rgba(255,255,255,.32);color:white;background:rgba(255,255,255,.08)}.dark-btn{background:var(--dark);color:white}.full{width:100%;border:0;font-size:15px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:42px;max-width:720px}.stats div{padding:18px;border:1px solid rgba(255,255,255,.16);border-radius:22px;background:rgba(255,255,255,.08);backdrop-filter:blur(12px)}.stats strong{display:block;font-size:23px;color:var(--gold)}.stats span{font-size:12px;color:#e2e8f0}.hero-showcase{position:relative;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:34px;padding:18px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}.showcase-main img{width:100%;height:360px;object-fit:cover;border-radius:26px;display:block}.showcase-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}.showcase-mini img{width:100%;height:120px;object-fit:cover;border-radius:18px;display:block}.showcase-badge{position:absolute;left:34px;bottom:34px;background:rgba(13,17,23,.86);color:white;border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:14px 18px;backdrop-filter:blur(10px)}.showcase-badge strong,.showcase-badge span{display:block}.showcase-badge span{font-size:13px;color:#cbd5e1}.page-hero{background:linear-gradient(135deg,#0d1117,#1f2937);color:white;padding:60px 0}.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1;letter-spacing:-.05em}.section{padding:88px 0}.two-col{display:grid;grid-template-columns:.86fr 1.14fr;gap:70px;align-items:start}.section h2,.buying h2{font-size:clamp(32px,4vw,48px);line-height:1.08;letter-spacing:-.035em}.about-text{font-size:18px;color:#475569}.about-text p+p{margin-top:18px}.products,.contact,.mini-gallery{background:white}.section-head{text-align:center;max-width:780px;margin:0 auto 46px}.section-head p:last-child{color:var(--muted);margin-top:12px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.product-card{position:relative;overflow:hidden;background:#f8fafc;border:1px solid var(--border);border-radius:28px;min-height:340px;transition:.25s;box-shadow:0 12px 35px rgba(15,23,42,.06)}.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#facc15}.product-card img{width:100%;height:175px;object-fit:cover;display:block}.product-card span{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:15px;background:#111827;color:var(--gold);font-weight:900;margin:18px 20px 12px}.product-card h3{font-size:20px;line-height:1.2;padding:0 20px}.product-card p{color:var(--muted);font-size:14px;margin-top:10px;padding:0 20px 22px}.services{background:var(--dark);color:white}.section-head.light p:last-child{color:#cbd5e1}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.09);border-radius:28px;padding:26px}.service-card h3{font-size:20px}.service-card p{color:#cbd5e1;font-size:14px;margin-top:12px}.gallery{background:#f8fafc}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:230px;gap:16px}.gallery-item{position:relative;border:0;border-radius:26px;overflow:hidden;cursor:pointer;background:#111827;text-align:left;box-shadow:0 14px 35px rgba(15,23,42,.12)}.gallery-item img{width:100%;height:100%;object-fit:cover;display:block;transition:.35s}.gallery-item:hover img{transform:scale(1.06)}.gallery-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(0,0,0,.74))}.gallery-item span{position:absolute;left:18px;bottom:16px;z-index:2;color:white;font-weight:900;text-shadow:0 2px 10px rgba(0,0,0,.4)}.gallery-item.tall{grid-row:span 2}.gallery-item.wide{grid-column:span 2}.compact-gallery{grid-auto-rows:200px}.buying{background:linear-gradient(135deg,#f5b942,#d99522);padding:58px 0}.buying-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}.buying p:last-child{max-width:830px;margin-top:12px;color:#3f3f46;font-weight:700}.buying-details{background:white}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.detail-card{border:1px solid var(--border);border-radius:28px;padding:26px;background:#f8fafc;box-shadow:0 12px 35px rgba(15,23,42,.06)}.detail-card h3{font-size:21px}.detail-card p{color:var(--muted);margin-top:10px}.contact-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:start}.contact-panel{background:linear-gradient(135deg,#f8fafc,#ffffff);border:1px solid var(--border);border-radius:34px;padding:38px;box-shadow:0 12px 38px rgba(15,23,42,.08)}.contact-panel h2{font-size:clamp(36px,5vw,58px);line-height:1.02;letter-spacing:-.05em}.contact-intro{color:#52627a;font-size:18px;margin-top:18px;max-width:560px}.contact-points{display:grid;gap:12px;margin-top:28px}.contact-points div{display:flex;align-items:center;gap:14px;background:white;border:1px solid var(--border);border-radius:18px;padding:14px}.contact-points strong{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#111827;color:#f5b942}.contact-points span{font-weight:800;color:#1f2937}.inquiry-form{background:#0d1117;color:white;border-radius:32px;padding:30px;box-shadow:var(--shadow);max-width:680px;width:100%;justify-self:end}.inquiry-form label{display:block;font-weight:800;font-size:14px;margin-bottom:16px}.inquiry-form input,.inquiry-form select,.inquiry-form textarea{width:100%;margin-top:8px;padding:14px 15px;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:#151b23;color:white;outline:0;font:inherit}.inquiry-form textarea{min-height:150px;resize:vertical}.form-note{font-size:13px;color:#94a3b8;text-align:center;margin-top:13px}.contact-preview{background:white}.preview-cta{text-align:center;background:#0d1117;color:white;border-radius:34px;padding:48px;box-shadow:var(--shadow)}.preview-cta h2{font-size:clamp(32px,4vw,50px)}.preview-cta p{color:#cbd5e1;margin:12px 0 24px}.footer{background:#0d1117;color:#94a3b8;padding:28px 0}.footer-wrap{display:flex;justify-content:space-between;gap:18px;font-size:14px}.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.86);display:none;align-items:center;justify-content:center;padding:24px}.lightbox.open{display:flex}.lightbox img{max-width:min(1100px,94vw);max-height:86vh;border-radius:18px;box-shadow:0 25px 80px rgba(0,0,0,.5)}.lightbox-close{position:absolute;top:22px;right:28px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:white;font-size:34px;line-height:1;cursor:pointer}.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}.reveal.show{opacity:1;transform:translateY(0)}
@media(max-width:960px){.menu-btn{display:block}.nav{position:absolute;left:4%;right:4%;top:88px;display:none;flex-direction:column;align-items:flex-start;background:white;border:1px solid rgba(15,23,42,.1);border-radius:24px;padding:22px;box-shadow:var(--shadow)}.nav.open{display:flex}.hero-grid,.two-col,.contact-layout{grid-template-columns:1fr}.product-grid,.service-grid,.detail-grid{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:1fr}.buying-wrap,.footer-wrap{flex-direction:column;align-items:flex-start}.gallery-grid{grid-template-columns:repeat(2,1fr)}.inquiry-form{justify-self:stretch;max-width:none}}
@media(max-width:560px){.logo-img{width:52px;height:52px}.logo strong{font-size:22px}.hero{padding:64px 0}.showcase-main img{height:250px}.showcase-mini{grid-template-columns:1fr}.showcase-mini img{height:140px}.product-grid,.service-grid,.gallery-grid,.detail-grid{grid-template-columns:1fr}.gallery-item.tall,.gallery-item.wide{grid-row:auto;grid-column:auto}.gallery-grid{grid-auto-rows:250px}.hero-actions .btn{width:100%}.section{padding:64px 0}.hero h1{font-size:41px}.stats{margin-top:28px}.contact-panel,.inquiry-form,.preview-cta{padding:24px;border-radius:26px}}


/* Import / Export Materials Section */
.trade-materials{background:linear-gradient(180deg,#ffffff 0%,#f8fafc 100%)}
.trade-split{display:grid;gap:34px}.trade-title{position:relative;overflow:hidden;border:1px solid var(--border);border-radius:34px;padding:34px;background:#fff;box-shadow:0 14px 38px rgba(15,23,42,.06)}
.trade-title h2{font-size:clamp(34px,4.4vw,56px);line-height:1.02;letter-spacing:-.045em}.trade-title p:last-child{max-width:850px;color:#52627a;margin-top:14px;font-size:17px}.import-title{border-left:6px solid #d99522}.export-title{border-left:6px solid #0d1117;margin-top:16px}
.trade-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.trade-card{overflow:hidden;background:#fff;border:1px solid var(--border);border-radius:30px;box-shadow:0 14px 38px rgba(15,23,42,.08);transition:.25s}.trade-card:hover,.export-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.trade-card.featured{grid-column:span 2;display:grid;grid-template-columns:.9fr 1.1fr}.trade-card img{width:100%;height:100%;min-height:285px;object-fit:cover;display:block}.trade-card:not(.featured) img{height:230px}.trade-card-body{padding:28px}.trade-label{display:inline-flex;background:#111827;color:#f5b942;border-radius:999px;padding:7px 12px;font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}.trade-card h3,.export-card h3{font-size:24px;line-height:1.15;letter-spacing:-.025em}.trade-card p,.export-card p{color:#52627a;margin-top:10px}.trade-card ul,.ferro-card ul{margin-top:16px;padding-left:20px;color:#344256}.trade-card li,.ferro-card li{margin:7px 0}.pill-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.pill-list span{background:#f1f5f9;border:1px solid #e2e8f0;color:#1f2937;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:800}
.spec-section{display:grid;grid-template-columns:.82fr 1.18fr;gap:24px;align-items:start;background:#0d1117;color:#fff;border-radius:34px;padding:34px;box-shadow:var(--shadow)}.spec-section .eyebrow{margin-bottom:12px}.spec-intro h3{font-size:34px;line-height:1.05}.spec-intro p:last-child{color:#cbd5e1;margin-top:14px}.spec-table-wrap{overflow:auto}.spec-table{width:100%;border-collapse:collapse;background:#151b23;border-radius:20px;overflow:hidden}.spec-table th,.spec-table td{padding:13px 16px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left}.spec-table th{width:38%;color:#f5b942}.spec-table td{color:#e5e7eb}.ferro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.ferro-card{background:#151b23;border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:22px}.ferro-card h4{font-size:20px;color:#f5b942}.ferro-card ul{color:#e5e7eb}
.export-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.export-card{overflow:hidden;background:#fff;border:1px solid var(--border);border-radius:30px;box-shadow:0 14px 38px rgba(15,23,42,.08);transition:.25s}.export-card img{width:100%;height:230px;object-fit:cover;display:block}.export-card div{padding:24px}
@media(max-width:960px){.trade-grid,.trade-card.featured,.spec-section,.ferro-grid,.export-grid{grid-template-columns:1fr}.trade-card.featured{display:block}.trade-card img{height:250px}.spec-section{padding:24px}}

/* Ferro Silicon Manganese product image layout */
.ferro-manganese-section{grid-template-columns:0.95fr 1.05fr;align-items:stretch;}
.spec-media{overflow:hidden;border-radius:26px;min-height:420px;background:#151b23;border:1px solid rgba(255,255,255,.1);box-shadow:0 18px 45px rgba(0,0,0,.24)}
.spec-media img{width:100%;height:100%;min-height:420px;object-fit:cover;display:block;}
.spec-content{display:flex;flex-direction:column;gap:22px;}
@media(max-width:960px){.ferro-manganese-section{grid-template-columns:1fr}.spec-media,.spec-media img{min-height:280px}}

/* Fixed product image matching + clean gallery */
.ferro-card-img{width:100%;height:170px;object-fit:cover;border-radius:18px;margin-bottom:18px;border:1px solid rgba(15,23,42,.08);}
.gallery-item span{display:none!important;}
.trade-card img,.export-card img,.spec-media img{background:#e5e7eb;}
.dual-images{
    display:flex;
    gap:10px;
    padding:10px;
    background:#f1f5f9;
    border-bottom:1px solid #e5e7eb;
}

.dual-images img{
    flex:1;
    height:260px;
    object-fit:cover;
    border-radius:16px;
    border:4px solid rgb(255, 255, 255);
    box-shadow:0 8px 20px rgba(0,0,0,.12);
}

.stacked-images{
    display:flex;
    flex-direction:column;
    gap:16px;
    padding:20px;
    background:#f1f5f9;
}

.stacked-images img{
    width:100%;
    height:220px;
    object-fit:cover;
    border-radius:16px;
    border:4px solid white;
    box-shadow:0 8px 20px rgba(0,0,0,.15);
}

.yarn-images{
    display:flex;
    gap:10px;
    padding:10px;
    background:#f1f5f9;
    border-bottom:1px solid #e5e7eb;
}

.yarn-images img{
    flex:1;
    height:260px;
    object-fit:cover;
    border-radius:16px;
    border:4px solid rgb(255, 255, 255);
    box-shadow:0 8px 20px rgba(0,0,0,.12);
}


.success-message{
    display:none;
    background:#dcfce7;
    color:#166534;
    padding:16px 20px;
    border-radius:14px;
    margin-bottom:20px;
    font-weight:900;
    border:1px solid #86efac;
}