:root{--mine-bg:#0a1318;--mine-panel:#101f25;--mine-panel-2:#14292d;--mine-green:#173d35;--mine-steel:#909ba2;--mine-bronze:#9a7b55;--mine-text:#edf1f2;--mine-muted:#aab4b9;--mine-line:rgba(255,255,255,.10);--mine-white:#f4f6f5;--mine-ink:#152126}
*{box-sizing:border-box}.mining-site{background:var(--mine-bg);color:var(--mine-text);font-family:Arial,Helvetica,sans-serif}.mining-site a{text-decoration:none}.auto-container{max-width:1240px;margin:0 auto;padding:0 22px}.mine-topbar{background:#071015;border-bottom:1px solid var(--mine-line);font-size:12px;letter-spacing:.04em}.mine-topbar .auto-container{display:flex;justify-content:space-between;gap:20px;align-items:center;min-height:39px}.mine-topbar strong{color:#d9c6a8}.mine-topbar .trust-mini{display:flex;gap:18px;flex-wrap:wrap;color:#b5bec2}.mine-header{position:sticky;top:0;z-index:999;background:rgba(10,19,24,.96);backdrop-filter:blur(13px);border-bottom:1px solid var(--mine-line)}.mine-nav{display:flex;align-items:center;min-height:82px;gap:28px}.mine-brand{min-width:230px;display:flex;align-items:center;gap:12px;color:#fff}.mine-mark{width:42px;height:42px;border:1px solid rgba(154,123,85,.55);position:relative;display:grid;place-items:center;transform:rotate(45deg)}.mine-mark:before,.mine-mark:after{content:"";position:absolute;background:#9a7b55}.mine-mark:before{width:20px;height:2px}.mine-mark:after{width:2px;height:20px}.mine-brand-copy{line-height:1}.mine-brand-copy strong{display:block;font-size:17px;letter-spacing:.08em}.mine-brand-copy small{display:block;margin-top:6px;color:#8f9ba1;font-size:9px;letter-spacing:.18em;text-transform:uppercase}.mine-menu{display:flex;align-items:center;justify-content:flex-end;gap:6px;list-style:none;margin:0 0 0 auto;padding:0}.mine-menu li{position:relative}.mine-menu>li>a{display:block;color:#d7dddf;padding:31px 11px 29px;font-size:13px;font-weight:700;letter-spacing:.02em}.mine-menu>li>a:hover,.mine-menu>li.current>a{color:#d2b992}.mine-menu .has-sub>a:after{content:"⌄";margin-left:6px;color:#819096}.mine-sub{display:none;position:absolute;left:0;top:76px;min-width:245px;background:#101c22;border:1px solid var(--mine-line);box-shadow:0 20px 45px rgba(0,0,0,.35);list-style:none;padding:9px;margin:0}.mine-menu li:hover>.mine-sub{display:block}.mine-sub a{display:block;padding:10px 12px;color:#d6dcde;font-size:12px;border-bottom:1px solid rgba(255,255,255,.06)}.mine-sub li:last-child a{border-bottom:0}.mine-sub a:hover{background:#162b2f;color:#fff}.mine-rfq{margin-left:12px;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;background:#8f7453;color:#fff!important;border:1px solid #a88b66;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.mine-lang{display:inline-flex;margin-left:8px;border:1px solid var(--mine-line);height:38px}.mine-lang a{display:grid;place-items:center;padding:0 9px;color:#9ea9ae;font-size:11px;font-weight:700}.mine-lang a.active{background:#1a3031;color:#fff}.mine-toggle{display:none;margin-left:auto;width:44px;height:40px;border:1px solid var(--mine-line);background:transparent;color:#fff;font-size:24px}.mine-hero{position:relative;min-height:690px;display:flex;align-items:center;background:#0a1318;overflow:hidden}.mine-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,11,15,.9) 0%,rgba(5,11,15,.42) 52%,rgba(5,11,15,.12) 100%);pointer-events:none}.mine-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.mine-hero .auto-container{position:relative;z-index:2;width:100%}.mine-hero-content{max-width:730px;padding:80px 0}.mine-kicker{display:inline-flex;align-items:center;gap:10px;color:#c1a681;font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.mine-kicker:before{content:"";width:38px;height:1px;background:#9a7b55}.mine-hero h1{font-size:58px;line-height:1.06;margin:22px 0 20px;color:#f4f6f5;font-weight:700;letter-spacing:-.035em}.mine-hero p{max-width:680px;font-size:18px;line-height:1.75;color:#c3cbce}.mine-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.mine-btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 24px;border:1px solid #9a7b55;background:#9a7b55;color:#fff;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.mine-btn.ghost{background:rgba(9,19,24,.35);border-color:rgba(255,255,255,.24);color:#fff}.mine-btn:hover{color:#fff;filter:brightness(1.08)}.mine-trust-strip{position:relative;z-index:3;margin-top:-68px}.mine-trust-grid{display:grid;grid-template-columns:repeat(5,1fr);background:#101d23;border:1px solid var(--mine-line);box-shadow:0 20px 60px rgba(0,0,0,.25)}.mine-trust-item{padding:22px 20px;border-right:1px solid var(--mine-line)}.mine-trust-item:last-child{border-right:0}.mine-trust-item small{display:block;color:#8d9aa0;font-size:9px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.mine-trust-item strong{display:block;color:#e7ebec;margin-top:7px;font-size:13px;line-height:1.35}.mine-section{padding:92px 0}.mine-section.light{background:#eef1ef;color:var(--mine-ink)}.mine-section.alt{background:#0e1b20}.mine-heading{max-width:760px;margin-bottom:42px}.mine-heading.center{text-align:center;margin-left:auto;margin-right:auto}.mine-heading .eyebrow{color:#927451;font-size:11px;font-weight:900;letter-spacing:.16em;text-transform:uppercase}.mine-heading h2{font-size:40px;line-height:1.15;margin:10px 0 14px;color:inherit;letter-spacing:-.02em}.mine-heading p{font-size:16px;line-height:1.75;color:#aab4b9}.light .mine-heading p{color:#5d696e}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.product-card{display:block;background:#122126;border:1px solid var(--mine-line);color:#fff;overflow:hidden;transition:.25s}.product-card:hover{transform:translateY(-5px);border-color:rgba(154,123,85,.5);color:#fff}.product-card .visual{height:260px;overflow:hidden;background:#081015}.product-card img{width:100%;height:100%;object-fit:cover;transition:.4s}.product-card:hover img{transform:scale(1.03)}.product-card .body{padding:24px}.product-card small{color:#a98c68;font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:800}.product-card h3{font-size:23px;margin:8px 0 12px}.product-card p{color:#9eaaaf;font-size:14px;line-height:1.65;margin:0 0 18px}.product-card .more{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#d3b794;font-weight:800}.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.why-card{padding:30px;border:1px solid rgba(21,33,38,.12);background:#fff;min-height:225px}.why-card .num{font-size:12px;color:#967955;font-weight:900}.why-card h3{font-size:21px;margin:18px 0 12px;color:#152126}.why-card p{font-size:14px;line-height:1.7;color:#607078}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}.split img{width:100%;border:1px solid var(--mine-line);background:#0a1318}.check-list{list-style:none;padding:0;margin:26px 0 0}.check-list li{position:relative;padding:11px 0 11px 30px;border-bottom:1px solid rgba(255,255,255,.08);color:#c3cbce}.check-list li:before{content:"✓";position:absolute;left:0;color:#a98c68;font-weight:800}.light .check-list li{color:#4c5a60;border-bottom-color:rgba(21,33,38,.10)}.mine-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.10);border:1px solid var(--mine-line)}.mine-stat{background:#102027;padding:30px}.mine-stat strong{display:block;font-size:28px;color:#d1b48e}.mine-stat span{display:block;margin-top:6px;font-size:12px;color:#9ba7ac;line-height:1.45}.rfq-panel{background:linear-gradient(135deg,#13292a,#0d1b21);border:1px solid rgba(154,123,85,.28);padding:42px;display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}.rfq-panel h2{font-size:35px;margin:10px 0 12px}.rfq-panel p{color:#aab4b9;line-height:1.7}.rfq-form{display:grid;grid-template-columns:1fr 1fr;gap:12px}.rfq-form .full{grid-column:1/-1}.rfq-form input,.rfq-form select,.rfq-form textarea{width:100%;border:1px solid rgba(255,255,255,.12);background:#0b161b;color:#fff;padding:13px 14px;outline:none;min-height:48px}.rfq-form textarea{min-height:104px;resize:vertical}.rfq-form input::placeholder,.rfq-form textarea::placeholder{color:#78868c}.rfq-form .mine-btn{width:100%;border:0}.form-note{grid-column:1/-1;font-size:11px;color:#859298;line-height:1.5}.inner-hero{padding:118px 0 80px;background:linear-gradient(135deg,#0d1b21,#16332f);border-bottom:1px solid var(--mine-line)}.inner-hero .crumb{font-size:11px;color:#93a0a5;letter-spacing:.08em;text-transform:uppercase}.inner-hero h1{font-size:50px;margin:18px 0 16px;letter-spacing:-.03em}.inner-hero p{max-width:760px;color:#b7c1c5;font-size:17px;line-height:1.75}.product-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.product-hero-grid img{width:100%;border:1px solid var(--mine-line)}.spec-wrap{overflow:auto;border:1px solid rgba(21,33,38,.12)}.spec-table{width:100%;border-collapse:collapse;min-width:620px}.spec-table th,.spec-table td{padding:14px 16px;text-align:left;border-bottom:1px solid rgba(21,33,38,.10);font-size:13px}.spec-table th{background:#17282c;color:#fff;font-size:11px;letter-spacing:.07em;text-transform:uppercase}.spec-table td{background:#fff;color:#46565c}.spec-table tr:last-child td{border-bottom:0}.spec-note{margin-top:14px;font-size:12px;line-height:1.65;color:#69767b}.pill-row{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.pill{padding:7px 10px;border:1px solid rgba(154,123,85,.35);color:#c5ad8f;background:rgba(154,123,85,.07);font-size:10px;letter-spacing:.08em;text-transform:uppercase}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card{padding:25px;background:#fff;border:1px solid rgba(21,33,38,.1)}.info-card h3{font-size:18px;margin:0 0 10px;color:#152126}.info-card p{font-size:13px;line-height:1.65;color:#647278}.doc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.doc-card{padding:26px;border:1px solid var(--mine-line);background:#112027}.doc-card strong{display:block;font-size:17px;margin-bottom:9px}.doc-card p{font-size:13px;line-height:1.6;color:#9eaaaf}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1)}.timeline>div{padding:28px;background:#102027}.timeline span{display:block;color:#a98c68;font-size:11px;font-weight:900}.timeline h3{font-size:17px;margin:10px 0}.timeline p{font-size:13px;color:#97a3a8;line-height:1.55}.partner-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.partner-placeholder{height:115px;display:grid;place-items:center;border:1px dashed rgba(21,33,38,.2);background:#fff;color:#77858b;text-align:center;padding:14px;font-size:12px}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px}.contact-box{padding:30px;background:#fff;border:1px solid rgba(21,33,38,.1)}.contact-box h3{font-size:19px;color:#152126;margin:0 0 16px}.contact-box p,.contact-box li{color:#617078;font-size:14px;line-height:1.7}.contact-box ul{padding-left:18px}.notice{padding:16px 18px;border-left:3px solid #9a7b55;background:#f6f3ee;color:#5b5d5c;font-size:12px;line-height:1.6}.mine-footer{background:#071015;border-top:1px solid var(--mine-line);padding:70px 0 24px}.footer-grid{display:grid;grid-template-columns:1.25fr .8fr .8fr 1fr;gap:36px}.mine-footer h4{font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin:0 0 18px;color:#fff}.mine-footer p,.mine-footer li,.mine-footer a{color:#8f9ba1;font-size:12px;line-height:1.75}.mine-footer ul{list-style:none;padding:0;margin:0}.mine-footer a:hover{color:#c8ae8c}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--mine-line);margin-top:48px;padding-top:20px;color:#6f7d83;font-size:11px}.mobile-rfq{display:none}.backtop{position:fixed;right:18px;bottom:18px;width:42px;height:42px;border:1px solid var(--mine-line);background:#102027;color:#fff;z-index:90}.market-card{padding:26px;border:1px solid rgba(21,33,38,.12);background:#fff}.market-card small{font-size:10px;color:#927451;font-weight:900;text-transform:uppercase;letter-spacing:.1em}.market-card h3{font-size:19px;margin:10px 0;color:#152126}.market-card p{font-size:13px;color:#607078;line-height:1.65}.market-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:1080px){.mine-menu>li>a{padding-left:7px;padding-right:7px;font-size:12px}.mine-brand{min-width:190px}.mine-brand-copy small{display:none}.mine-rfq{padding:0 12px}.product-grid{grid-template-columns:repeat(2,1fr)}.doc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.mine-topbar .trust-mini{display:none}.mine-toggle{display:block}.mine-menu{display:none;position:absolute;left:0;right:0;top:82px;background:#0b161b;border-top:1px solid var(--mine-line);padding:10px 20px 20px;flex-direction:column;align-items:stretch}.mine-menu.open{display:flex}.mine-menu>li>a{padding:12px 10px;border-bottom:1px solid var(--mine-line)}.mine-sub{position:static;display:block!important;background:transparent;border:0;box-shadow:none;padding:0 0 4px 16px}.mine-sub a{font-size:11px;padding:8px 10px}.mine-rfq{margin:8px 0 0}.mine-lang{margin:6px 0 0;width:max-content}.mine-hero{min-height:630px}.mine-hero h1{font-size:44px}.mine-trust-grid{grid-template-columns:repeat(2,1fr)}.mine-trust-item{border-bottom:1px solid var(--mine-line)}.mine-trust-item:last-child{grid-column:1/-1}.split,.rfq-panel,.product-hero-grid,.contact-grid{grid-template-columns:1fr}.why-grid,.info-grid,.market-grid{grid-template-columns:1fr 1fr}.mine-stats,.timeline{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.mobile-rfq{display:block;position:fixed;left:10px;right:10px;bottom:10px;z-index:980;background:#8f7453;color:#fff;text-align:center;padding:14px 12px;font-size:11px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;box-shadow:0 12px 35px rgba(0,0,0,.35)}.backtop{bottom:68px}}
@media(max-width:600px){.auto-container{padding:0 16px}.mine-topbar .auto-container{justify-content:center}.mine-topbar .right{display:none}.mine-nav{min-height:72px}.mine-menu{top:72px;max-height:calc(100vh - 72px);overflow:auto}.mine-brand-copy strong{font-size:14px}.mine-mark{width:36px;height:36px}.mine-hero{min-height:570px}.mine-hero-content{padding:60px 0}.mine-hero h1{font-size:36px}.mine-hero p{font-size:15px}.mine-trust-strip{margin-top:-40px}.mine-trust-grid{grid-template-columns:1fr}.mine-trust-item:last-child{grid-column:auto}.mine-section{padding:64px 0}.mine-heading h2,.rfq-panel h2{font-size:30px}.product-grid,.why-grid,.info-grid,.doc-grid,.market-grid,.partner-wall,.mine-stats,.timeline,.footer-grid{grid-template-columns:1fr}.rfq-panel{padding:26px 20px;gap:28px}.rfq-form{grid-template-columns:1fr}.rfq-form .full{grid-column:auto}.inner-hero{padding:92px 0 60px}.inner-hero h1{font-size:37px}.footer-bottom{flex-direction:column}.product-card .visual{height:225px}}

.mine-menu>li>a.mine-rfq{padding:0 18px;min-height:42px;display:inline-flex;align-items:center;justify-content:center;margin-top:20px;margin-bottom:20px;}
@media(max-width:900px){.mine-menu>li>a.mine-rfq{margin:8px 0 0;padding:0 14px;min-height:44px;}}

.mine-hero.no-hero-image{background:linear-gradient(135deg,#071119 0%,#0a1c26 55%,#16352e 100%);} 
.mine-hero.no-hero-image:before{content:"";position:absolute;inset:0;background:url("../images/hero-abstract.svg") center/cover no-repeat;opacity:1;pointer-events:none;}
.mine-hero.no-hero-image:after{background:linear-gradient(90deg,rgba(5,11,15,.78) 0%,rgba(5,11,15,.28) 54%,rgba(5,11,15,.08) 100%);} 
.mine-hero.no-hero-image img{display:none!important;}

/* Professional photography placement */
.product-card .visual img,.product-hero-grid img,.split img{image-rendering:auto;}
.product-hero-grid img{aspect-ratio:4/3;object-fit:cover;max-height:560px;}
.split img{aspect-ratio:4/3;object-fit:cover;max-height:540px;}