/*
Theme Name: Ever Power Hollow Pin Chain
Theme URI: https://hollow-pin-roller-chain.com/
Author: Ever Power Transmission Chain
Description: Production B2B theme for hollow pin chain catalogue and RFQ workflows.
Version: 2.0.0
Text Domain: ep-hpc
*/
:root{--ep-navy:#071b2b;--ep-blue:#0a7699;--ep-cyan:#36b9d5;--ep-ink:#15212a;--ep-muted:#5d6972;--ep-bg:#f3f7f9;--ep-white:#fff;--ep-border:#d6e1e6;--ep-max:1220px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ep-ink);background:#fff;line-height:1.65}a{color:#087296}img{max-width:100%;height:auto}.ep-container{width:min(var(--ep-max),calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;z-index:999;background:rgba(255,255,255,.97);border-bottom:1px solid var(--ep-border);backdrop-filter:blur(10px)}body.admin-bar .site-header{top:32px}.header-row{min-height:78px;display:flex;align-items:center;gap:28px}.brand{font-weight:800;font-size:20px;line-height:1.05;color:var(--ep-navy);text-decoration:none;max-width:250px}.main-nav{display:flex;align-items:center;gap:22px;margin-left:auto}.main-nav>a,.menu-trigger{font-size:15px;font-weight:650;color:var(--ep-ink);text-decoration:none;white-space:nowrap}.product-menu{position:relative}.product-menu>button{background:transparent;border:0;padding:20px 0;cursor:pointer}.product-mega{display:none;position:absolute;top:100%;left:-120px;width:620px;background:#fff;border:1px solid var(--ep-border);box-shadow:0 18px 40px rgba(0,0,0,.12);padding:22px;grid-template-columns:1fr 1fr;gap:12px}.product-menu:hover .product-mega,.product-menu:focus-within .product-mega{display:grid}.product-mega a{display:block;padding:7px 9px;text-decoration:none;color:var(--ep-ink);border-radius:6px}.product-mega a:hover,.product-mega a:focus{background:var(--ep-bg)}.search-wrap{position:relative;width:230px}.search-wrap input{width:100%;border:1px solid var(--ep-border);border-radius:999px;padding:10px 16px;font-size:14px}.ep-search-results{position:absolute;top:45px;right:0;width:330px;background:#fff;border:1px solid var(--ep-border);box-shadow:0 14px 34px rgba(0,0,0,.15);display:none}.ep-search-results.is-open{display:block}.ep-search-results a{display:flex;gap:10px;padding:10px;border-bottom:1px solid var(--ep-border);text-decoration:none}.ep-search-results img{width:48px;height:48px;object-fit:cover}.mobile-toggle{display:none;background:var(--ep-navy);color:#fff;border:0;border-radius:6px;padding:10px 13px}.hero{background:linear-gradient(120deg,#071b2b,#0d3f54);color:#fff;padding:90px 0}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.06;margin:.15em 0}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-weight:700;color:#71d6e9}.ep-btn{display:inline-block;background:var(--ep-cyan);color:#06202b;text-decoration:none;font-weight:800;padding:12px 20px;border-radius:6px;margin:4px 8px 4px 0}.ep-btn-light{background:#fff}.section{padding:70px 0}.section.alt{background:var(--ep-bg)}.section h2,.content-main h2{color:var(--ep-navy);font-size:32px;line-height:1.2;margin-top:1.5em}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{border:1px solid var(--ep-border);border-radius:12px;background:#fff;overflow:hidden}.card img{width:100%;aspect-ratio:4/3;object-fit:cover}.card-body{padding:22px}.card h3{margin:.15em 0}.content-main{padding:55px 0;max-width:960px}.ep-table-wrap{overflow-x:auto;margin:25px 0}.ep-spec-table{width:100%;border-collapse:collapse;min-width:620px}.ep-spec-table th,.ep-spec-table td{border:1px solid var(--ep-border);padding:10px 12px;text-align:left}.ep-spec-table th{width:45%;background:var(--ep-bg)}.woocommerce ul.products{display:grid!important;grid-template-columns:repeat(3,1fr);gap:24px}.woocommerce ul.products li.product{width:auto!important;margin:0!important;border:1px solid var(--ep-border);padding:16px;border-radius:10px}.woocommerce div.product .product_title{font-size:38px}.single-product .summary .price,.single-product form.cart{display:none!important}.ep-rfq{background:#0b2c3d;color:#fff;padding:54px 0}.ep-rfq-box{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}.ep-rfq-panel{background:#fff;color:var(--ep-ink);padding:24px;border-radius:10px}.site-footer{background:#06131c;color:#dce7ec}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:36px;padding:50px 0}.site-footer a{color:#cdebf3}.footer-bottom{border-top:1px solid #27404c;padding:18px 0}.footer-bottom .ep-container{display:flex;justify-content:space-between;gap:30px}.editor-credit{font-size:12px;color:#93a6af;margin-left:auto}.ep-map iframe{width:100%;height:380px;border:0}.archive-intro{background:var(--ep-bg);padding:35px;border-radius:10px;margin-bottom:30px}.source-note{font-size:14px;color:var(--ep-muted)}@media(max-width:1100px){.main-nav{gap:14px}.search-wrap{width:180px}.brand{max-width:180px}.main-nav>a,.menu-trigger{font-size:14px}}@media(max-width:980px){body.admin-bar .site-header{top:46px}.mobile-toggle{display:block;margin-left:auto}.header-row{flex-wrap:wrap}.main-nav,.search-wrap{display:none}.site-header.open .main-nav{display:flex;position:static;order:3;width:100%;background:#fff;padding:8px 0 16px;flex-direction:column;align-items:stretch;border-top:1px solid var(--ep-border)}.site-header.open .search-wrap{display:block;position:static;order:4;width:100%;background:#fff;padding-bottom:16px}.site-header.open .product-menu>button{padding:8px 0}.site-header.open .product-mega{position:static;width:100%;box-shadow:none;border:0;padding:8px;grid-template-columns:1fr}.product-mega{position:static;width:auto;box-shadow:none;border:0;padding:8px;grid-template-columns:1fr}.hero-grid,.ep-rfq-box,.footer-grid{grid-template-columns:1fr}.grid,.woocommerce ul.products{grid-template-columns:repeat(2,1fr)!important}}@media(max-width:640px){.ep-container{width:min(100% - 28px,var(--ep-max))}.hero{padding:58px 0}.grid,.woocommerce ul.products{grid-template-columns:1fr!important}.section{padding:48px 0}.footer-bottom .ep-container{display:block}.editor-credit{margin:8px 0 0}.woocommerce div.product .product_title{font-size:30px}}