/*
Theme Name: Hailei Chemicals
Description: Modern theme for international site - matching haileichemicals.com design
Version: 3.0
*/

:root{--navy:#0a2744;--blue:#1055a0;--mid:#075985;--light:#4faadc;--pale:#d6eaf8;--accent:#e8a020;--white:#fff;--offwhite:#f7f9fc;--gray:#64748b;--darkgray:#2c3e50;--border:#dce6f0}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif;color:var(--darkgray);background:var(--white);overflow-x:hidden}
img{max-width:100%;height:auto}

/* TOP BAR */
.top-bar{background:#0f4b8f;padding:8px 5%;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}
.top-bar .loc{color:rgba(255,255,255,0.82);font-size:12px;letter-spacing:0.3px}
.top-bar .links{display:flex;align-items:center;gap:18px}
.top-bar .links a{color:#fff;text-decoration:none;font-size:13px;padding:6px 0;display:inline-flex;align-items:center;min-height:28px}
.top-bar .phone-link{display:flex;align-items:center;gap:6px;font-size:14px!important;font-weight:600;letter-spacing:0.2px}
.top-bar .email-link{font-weight:700;white-space:nowrap}
.top-bar .email-short{display:none}
.top-bar .email-full{display:inline}

/* NAV */
nav{position:sticky;top:0;z-index:100;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 5%;min-height:78px;border-bottom:1px solid #e6eef6;box-shadow:0 6px 22px rgba(15,23,42,.06)}
.logo-wrap{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.logo-mark{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,#0b5fc0,#55a630);display:flex;align-items:center;justify-content:center;color:#fff;font-size:21px;font-weight:900;flex:0 0 auto;box-shadow:0 10px 24px rgba(11,95,192,.2);letter-spacing:.5px}
.logo-text{display:flex;flex-direction:column;min-width:0}
.logo-cn{font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif;color:#073b78;font-size:24px;font-weight:900;letter-spacing:.5px;line-height:1;text-transform:uppercase}
.logo-en{color:#64748b;font-size:12px;font-weight:600;letter-spacing:0;line-height:1.2;margin-top:6px}
.nav-links{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.nav-links a{color:#1e293b;font-size:15px;font-weight:700;text-decoration:none;letter-spacing:0;transition:color .2s}
.nav-links a:hover{color:#0b5fc0}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;background:#0b5fc0;color:#fff;border:none;padding:12px 22px;border-radius:8px;font-size:14px;font-weight:800;cursor:pointer;font-family:inherit;letter-spacing:.2px;text-decoration:none;box-shadow:0 10px 24px rgba(11,95,192,.18);white-space:nowrap}
.nav-cta:hover{background:#0a58b4}
.nav-mobile-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--border);background:#fff;color:#0b5fc0;border-radius:10px;cursor:pointer;box-shadow:0 4px 12px rgba(15,23,42,.06)}
.mobile-menu{display:none;position:fixed;top:78px;left:0;right:0;z-index:99;padding:14px 5% 18px;background:rgba(255,255,255,.98);border-bottom:1px solid #e2e8f0;box-shadow:0 14px 30px rgba(15,23,42,.12)}
.mobile-menu.open{display:block}
.mobile-menu-links{display:grid;gap:10px}
.mobile-menu-links a{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border:1px solid #e2e8f0;border-radius:12px;background:#fff;color:#0f172a;text-decoration:none;font-size:14px;font-weight:700}
.mobile-menu-links a span{color:#64748b;font-size:12px}
.mobile-menu-cta{display:block;margin-top:12px;padding:13px 16px;border-radius:12px;background:#0b5fc0;color:#fff;text-align:center;text-decoration:none;font-size:14px;font-weight:800}

/* HERO */
.hero{background:url('/images_optimized/product_001.webp') center/cover no-repeat;padding:108px 5% 92px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 32%,rgba(255,255,255,.58) 52%,rgba(255,255,255,.18) 74%,rgba(255,255,255,.04) 100%);z-index:0}
.hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#0b5fc0,#1e7abf,#0b5fc0)}
.hero-layout{max-width:660px;margin:0;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(11,95,192,.10);border:1px solid rgba(11,95,192,.22);color:#0b5fc0;font-size:13px;padding:6px 18px;border-radius:4px;margin-bottom:20px;letter-spacing:1.5px;text-transform:uppercase;font-weight:700;position:relative;z-index:1}
.hero-badge::before{content:'\25B6';font-size:8px;color:#0b5fc0}
.hero h1{font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif;color:#0a2744;font-size:clamp(32px,5vw,52px);font-weight:800;line-height:1.18;margin-bottom:14px;letter-spacing:-0.5px;position:relative;z-index:1}
.hero h1 em{font-style:normal;color:#1565d8;font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif;font-weight:900}
.hero-en{color:#5f7693;font-size:15px;font-weight:700;letter-spacing:3px;text-transform:uppercase;margin-bottom:22px;position:relative;z-index:1}
.hero-desc{color:#22364d;font-size:16px;line-height:1.82;margin-bottom:40px;max-width:600px;position:relative;z-index:1;font-weight:600}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-gold{background:#2f6f24;color:#fff;border:none;padding:14px 32px;border-radius:8px;font-size:15px;font-weight:800;cursor:pointer;font-family:inherit;letter-spacing:0;text-decoration:none;display:inline-block;transition:.2s;box-shadow:0 10px 24px rgba(47,111,36,.28)}
.btn-gold:hover{background:#255b1c;transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.78);color:#0a2744;border:1px solid #0a2744;padding:14px 32px;border-radius:8px;font-size:15px;font-weight:800;cursor:pointer;font-family:inherit;text-decoration:none;display:inline-block;transition:.2s}
.btn-ghost:hover{background:#0a2744;color:#fff}

/* STATS */
.stats{background:var(--blue);display:flex;justify-content:center;flex-wrap:wrap}
.stat-item{text-align:center;padding:24px 48px;border-right:1px solid rgba(255,255,255,0.12)}
.stat-item:last-child{border-right:none}
.stat-num{font-size:32px;font-weight:500;color:var(--accent);font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif}
.stat-label{font-size:12px;color:rgba(255,255,255,0.75);margin-top:3px}
.stat-en{font-size:12px;color:rgba(255,255,255,0.45);letter-spacing:0.5px;margin-top:2px}

/* SECTIONS */
section{padding:72px 5%}
section.alt{background:var(--offwhite)}
.sec-head{text-align:center;margin-bottom:52px}
.sec-head .label{display:inline-block;color:var(--mid);font-size:11px;font-weight:500;letter-spacing:3px;text-transform:uppercase;margin-bottom:10px}
.sec-head h2{font-family:Georgia,'Times New Roman',serif;font-size:28px;font-weight:600;color:var(--navy);margin-bottom:8px}
.sec-head p{color:var(--gray);font-size:14px;line-height:1.7}

/* PRODUCT GRID */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;max-width:1100px;margin:0 auto}
.prod-card{background:var(--white);border:1px solid var(--border);border-top:3px solid var(--blue);border-radius:8px;overflow:hidden;transition:border-top-color 0.2s,transform 0.2s;text-decoration:none;color:inherit;display:block}
.prod-card:hover{border-top-color:var(--accent);transform:translateY(-3px)}
.prod-card-img{width:100%;height:190px;object-fit:cover;display:block;background:var(--pale)}
.prod-info{padding:16px 18px 18px}
.prod-formula{font-family:'DM Sans',monospace;font-size:11px;color:var(--mid);letter-spacing:1px;margin-bottom:10px;background:var(--pale);display:inline-block;padding:2px 8px;border-radius:2px}
.prod-card h3{font-family:Georgia,'Times New Roman',serif;font-size:16px;color:var(--navy);margin-bottom:3px}
.prod-card .en{font-size:12px;color:var(--gray);margin-bottom:10px}
.prod-card p{font-size:13px;color:var(--darkgray);line-height:1.65}
.prod-uses{margin-top:12px;display:flex;flex-wrap:wrap;gap:5px}
.use-tag{background:var(--pale);color:var(--blue);font-size:11px;padding:2px 8px;border-radius:2px}

/* SKU NAV */
.sku-nav-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:1180px;margin:0 auto}
.sku-cat{background:#fff;border:1px solid var(--border);border-left:3px solid #1055a0;border-radius:8px;padding:18px 20px}
.sku-cat h3{font-family:Georgia,'Times New Roman',serif;color:#0a2744;font-size:16px;margin:0 0 10px;padding-bottom:8px;border-bottom:1px dashed #dde6ef}
.sku-cat h3 span{color:#7a8ca0;font-size:12px;font-weight:400;margin-left:6px}
.sku-cat ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 0}
.sku-cat li{width:100%;font-size:13px;line-height:1.7}
.sku-cat a{color:#1055a0;text-decoration:none;border-bottom:1px dotted transparent;transition:border-color .15s}
.sku-cat a:hover{border-bottom-color:#1055a0}
.sku-cat .pmore{display:inline-block;margin-top:8px;font-size:12px;color:var(--accent);text-decoration:none}

/* ADVANTAGES */
.adv-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1px;background:var(--border);max-width:1000px;margin:0 auto;border:1px solid var(--border)}
.adv-item{background:var(--white);padding:32px 28px}
.adv-num{font-size:40px;font-weight:300;color:#4d7690;font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif;line-height:1;margin-bottom:12px}
.adv-item h3{font-size:15px;font-weight:500;color:var(--navy);margin-bottom:8px}
.adv-item .en-small{font-size:11px;color:var(--mid);letter-spacing:0.5px;margin-bottom:10px;display:block}
.adv-item p{font-size:13px;color:var(--gray);line-height:1.7}

/* PRICING */
.price-table{width:100%;border-collapse:collapse;font-size:13px;max-width:1000px;margin:0 auto}
.price-table th{background:var(--navy);color:var(--white);padding:12px 16px;text-align:left;font-weight:500;font-size:12px;letter-spacing:0.5px}
.price-table td{padding:12px 16px;border-bottom:1px solid var(--border)}
.price-table tr:hover td{background:var(--offwhite)}
.price-table td:nth-child(3){color:var(--blue);font-weight:500}
.price-tips{margin-top:24px;background:var(--offwhite);border:1px solid var(--border);border-left:3px solid var(--accent);padding:20px 24px;max-width:1000px;margin-left:auto;margin-right:auto}
.price-tips h3,.price-tips h4{font-size:14px;color:var(--navy);margin-bottom:10px}
.price-tips li{font-size:13px;color:var(--gray);line-height:1.8;margin-left:16px}

/* EXPORT */
.export-sec{background:var(--navy);padding:72px 5%;text-align:center;color:var(--white);position:relative;overflow:hidden}
.export-sec h2{font-family:Georgia,'Times New Roman',serif;font-size:28px;font-weight:600;margin-bottom:6px}
.export-sec .sub{color:rgba(255,255,255,0.5);font-size:13px;margin-bottom:36px;letter-spacing:1px}
.countries{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px;max-width:700px;margin-left:auto;margin-right:auto}
.country{border:1px solid rgba(79,170,220,0.3);color:rgba(255,255,255,0.8);font-size:12px;padding:6px 16px;border-radius:2px;letter-spacing:0.5px}
.cert-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:36px}
.cert-badge{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.15);color:var(--light);font-size:12px;padding:8px 20px;font-weight:500;letter-spacing:1px}

/* APPLICATIONS */
.app-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;max-width:1100px;margin:0 auto}
.app-card{background:var(--white);border:1px solid var(--border);border-top:3px solid var(--accent);border-radius:10px;padding:20px 18px;box-shadow:0 6px 18px rgba(10,39,68,0.04)}
.app-card h3{font-family:Georgia,'Times New Roman',serif;font-size:16px;color:var(--navy);margin-bottom:8px}
.app-card p{font-size:13px;color:var(--gray);line-height:1.7;margin-bottom:12px}
.app-meta{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.app-meta span{font-size:11px;background:var(--pale);color:var(--blue);padding:2px 8px;border-radius:2px}
.app-card a{color:var(--blue);text-decoration:none;font-size:14px;font-weight:500;display:inline-block;padding:8px 0;min-height:32px;line-height:1.6}

/* TRUST */
.trust-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.trust-card{display:flex;gap:14px;align-items:center;padding:18px;border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:8px;background:#fbfdff;text-decoration:none;color:inherit;transition:transform .2s,box-shadow .2s}
.trust-card:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(10,39,68,.08)}
.trust-thumb{flex-shrink:0;width:74px;height:74px;border-radius:6px;background:#eaf3fb;display:flex;align-items:center;justify-content:center;font-size:28px}
.trust-info h3{font-family:Georgia,'Times New Roman',serif;font-size:15px;color:#0a2744;margin:0 0 4px}
.trust-info p{font-size:12px;color:#5f7388;line-height:1.55;margin:0}
.trust-info .arrow{display:inline-block;color:#1055a0;font-size:12px;margin-top:6px}

/* SERVICE FLOW */
.flow-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;max-width:1100px;margin:0 auto}
.flow-step{text-align:center;padding:24px 16px;background:#fff;border:1px solid var(--border);border-radius:14px;position:relative;transition:transform 0.2s}
.flow-step:hover{transform:translateY(-4px);border-color:var(--accent)}
.flow-step .step-num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;font-size:18px;font-weight:700;margin-bottom:12px}
.flow-step h3{font-size:15px;color:var(--navy);margin:0 0 6px}
.flow-step p{font-size:12px;color:var(--gray);line-height:1.6;margin:0}

/* FAQ */
.faq-item{background:var(--white);border:1px solid var(--border);border-left:3px solid var(--blue);padding:20px 24px;margin-bottom:14px;max-width:900px;margin-left:auto;margin-right:auto}
.faq-item h3{font-size:15px;font-weight:500;color:var(--navy);margin-bottom:8px}
.faq-item p{font-size:13px;color:var(--gray);line-height:1.7}

/* CONTACT */
.contact-wrap{max-width:960px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info h3{font-family:Georgia,'Times New Roman',serif;font-size:22px;color:var(--navy);margin-bottom:24px}
.info-row{border-bottom:1px solid var(--border);padding:14px 0}
.info-label{font-size:11px;color:var(--gray);letter-spacing:1px;text-transform:uppercase;margin-bottom:4px}
.info-val{font-size:14px;color:var(--navy);font-weight:500}
.info-val a{color:var(--blue);text-decoration:none}
.inquiry-form{background:var(--offwhite);border:1px solid var(--border);border-top:3px solid var(--accent);padding:32px 28px}
.inquiry-form h3{font-size:16px;font-weight:500;color:var(--navy);margin-bottom:20px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;color:var(--gray);margin-bottom:5px;letter-spacing:0.3px}
.field input,.field select,.field textarea{width:100%;padding:9px 12px;border:1px solid var(--border);background:var(--white);font-family:inherit;font-size:13px;color:var(--darkgray);outline:none;border-radius:2px;transition:border-color 0.2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--mid)}
.field textarea{height:90px;resize:none}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.submit-btn{width:100%;background:var(--blue);color:var(--white);border:none;padding:12px;font-size:14px;font-family:inherit;cursor:pointer;letter-spacing:0.5px;margin-top:4px;transition:background 0.2s}
.submit-btn:hover{background:var(--navy)}

/* BLOG ARTICLE STYLES */
.article-wrap{max-width:800px;margin:0 auto;padding:44px 5% 72px}
.article-topnav{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.article-topnav a{text-decoration:none;color:var(--blue);padding:6px 4px;display:inline-block;min-height:32px;line-height:1.8}
.crumbs{font-size:13px;color:var(--gray);margin:6px 0 14px;line-height:1.8}
.crumbs a{color:var(--blue);text-decoration:none;margin-right:6px}
.article-hero{background:linear-gradient(135deg,#0a2744,#123b69);color:#fff;border-radius:22px;padding:34px 30px;box-shadow:0 18px 42px rgba(10,39,68,.16);margin-bottom:20px}
.article-hero h1{font-family:Georgia,'Times New Roman',serif;font-size:clamp(28px,4vw,44px);line-height:1.25;margin:0 0 12px;color:#fff}
.article-hero p{margin:0;color:rgba(255,255,255,.78);line-height:1.8}
.article-meta{font-size:13px;color:var(--gray);margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.article-content{line-height:1.85}
.article-content h2{font-family:Georgia,'Times New Roman',serif;font-size:24px;color:var(--navy);margin:32px 0 14px}
.article-content h3{font-family:Georgia,'Times New Roman',serif;font-size:18px;color:var(--navy);margin:24px 0 10px}
.article-content p{margin:0 0 16px}
.article-content ul,.article-content ol{margin:0 0 20px 24px}
.article-content li{margin-bottom:8px}
.article-content table{width:100%;border-collapse:collapse;margin:20px 0}
.article-content th,.article-content td{border:1px solid var(--border);padding:10px 14px;text-align:left;font-size:14px}
.article-content th{background:var(--offwhite);font-weight:700}
.article-cta{background:linear-gradient(135deg,var(--offwhite),#e8f0fe);border:1px solid var(--border);border-radius:12px;padding:24px 28px;margin:36px 0;text-align:center}
.article-cta a{display:inline-block;background:var(--blue);color:#fff;padding:12px 28px;border-radius:6px;text-decoration:none;font-weight:700;margin:4px}
.article-related{border-top:1px solid var(--border);padding-top:28px;margin-top:40px}
.article-related h2{font-size:18px;color:var(--navy);margin-bottom:14px}
.article-related li{margin-bottom:8px}
.article-related a{color:var(--blue);text-decoration:none;line-height:2}

/* FOOTER */
footer{background:#060f1e;padding:40px 5% 24px;color:rgba(255,255,255,0.5)}
.footer-top{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:28px;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,0.07);margin-bottom:20px}
.footer-brand .f-name{font-size:17px;margin-bottom:4px;color:var(--white);font-family:Georgia,'Times New Roman',serif}
.footer-brand .f-tagline{font-size:12px;margin-bottom:12px;display:block;color:var(--light)}
.footer-brand p{font-size:12px;color:#aab4c3;line-height:1.7;max-width:280px}
.footer-links h4{font-size:12px;color:#d5dce6;letter-spacing:1px;text-transform:uppercase;margin-bottom:12px}
.footer-links a{display:flex;align-items:center;min-height:32px;padding:5px 0;font-size:12px;color:#aab4c3;text-decoration:none;margin-bottom:0}
.footer-links>span{display:flex;align-items:center;min-height:32px;padding:5px 0;color:#aab4c3!important}
.footer-links a:hover{color:var(--light)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;font-size:11px}

/* CHAT WIDGET */
.chat-widget{position:fixed;bottom:0;right:20px;z-index:9999;font-family:system-ui,-apple-system,'Segoe UI',Arial,Helvetica,sans-serif;width:360px}
.chat-tab{background:#0a2744;color:#fff;padding:10px 18px;border-radius:10px 10px 0 0;cursor:pointer;font-size:14px;font-weight:500;display:flex;align-items:center;gap:8px;box-shadow:0 -2px 12px rgba(10,39,68,0.18);transition:background 0.2s;user-select:none}
.chat-tab:hover{background:#1e7abf}
.chat-tab-dot{width:8px;height:8px;background:#2ecc71;border-radius:50%;animation:blink 1.5s infinite;flex-shrink:0}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0.3}}
.chat-box{display:none;background:#fff;border-radius:10px 10px 0 0;box-shadow:0 -4px 24px rgba(10,39,68,0.15);overflow:hidden;min-height:520px}
.chat-box.open{display:block}

/* CONVERSION BAR */
.conv-bar{max-width:1100px;margin:18px auto 22px;padding:0 5%}
.conv-inner{display:grid;grid-template-columns:1.3fr repeat(4,auto);gap:10px;align-items:center;background:#fff;border:1px solid #dce6f0;border-left:4px solid var(--accent);border-radius:12px;padding:14px 16px;box-shadow:0 8px 24px rgba(10,39,68,.08)}
.conv-title{color:#0a2744;font-weight:700;font-size:15px;line-height:1.45}
.conv-title span{display:block;color:#5f7388;font-size:12px;font-weight:400;margin-top:3px}
.conv-bar a.conv-btn{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:8px 12px;border-radius:8px;text-decoration:none;font-size:13px;font-weight:600;white-space:nowrap}
.conv-phone{background:#0a2744;color:#fff}
.conv-quote{background:var(--accent);color:#0a2744}
.conv-link{background:#eef5fb;color:#1055a0;border:1px solid #d8e5f3}

/* RESPONSIVE */
@media(max-width:1100px){
  .nav-links{display:none}.nav-cta{display:none}.nav-mobile-toggle{display:flex}
}
@media(max-width:860px){
  .conv-inner{grid-template-columns:1fr 1fr;padding:12px;gap:8px}
  .conv-title{grid-column:1/-1;font-size:14px}
}
@media(max-width:768px){
  nav{min-height:64px;padding:0 4%}
  .logo-mark{width:42px;height:42px;font-size:19px}
  .logo-cn{font-size:19px}
  .hero{padding:72px 5% 60px}
  .hero h1{font-size:32px}
  .hero-btns a{width:100%;text-align:center}
  .stat-item{padding:20px 28px}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .sku-nav-grid{grid-template-columns:1fr}
  .contact-wrap{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .footer-top{flex-direction:column}
  .top-bar .loc{display:none}
  .top-bar{padding:7px 4%;flex-wrap:nowrap;overflow-x:auto;gap:0}
  .top-bar .links{gap:12px;white-space:nowrap;min-width:max-content}
  .top-bar .links a{font-size:13px;min-height:26px}
  .top-bar .phone-link{font-size:13px!important}
  .top-bar .email-short{display:inline}
  .top-bar .email-full{display:none}
  .chat-widget{right:12px;width:calc(100vw - 24px);max-width:320px}
}
@media(max-width:560px){
  .prod-grid,.app-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .hero{padding-top:44px!important;padding-bottom:34px!important;background:linear-gradient(135deg,#f7fbff 0%,#edf6ff 56%,#f8fff5 100%)!important}
  h1{font-size:clamp(30px,9vw,40px)!important;line-height:1.18!important}
}

/* WORDPRESS OVERRIDES */
.wp-site-blocks,.entry-content,.post-content{margin:0;padding:0}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden}
.aligncenter{display:block;margin-left:auto;margin-right:auto}

/* LAB & APPLICATION SHOWCASE */
.lab-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1200px;margin:0 auto;padding:0 5% 50px}
.lab-card{background:#fff;border:1px solid #dce6f0;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(10,39,68,.06);transition:transform .25s,box-shadow .25s}
.lab-card:hover{transform:translateY(-4px);box-shadow:0 8px 28px rgba(10,39,68,.12)}
.lab-img-wrap{width:100%;aspect-ratio:4/3;overflow:hidden;background:#f5f8fc}
.lab-img-wrap img{width:100%;height:100%;object-fit:cover;display:block}
.lab-label{padding:14px 18px;font-size:14px;font-weight:600;color:#0a2744;text-align:center}
@media(max-width:768px){.lab-grid{grid-template-columns:repeat(2,1fr);gap:14px}}
@media(max-width:480px){.lab-grid{grid-template-columns:1fr}}

.seo-sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}

.seo-link-panel{margin:34px 0;padding:22px;border:1px solid var(--border,#dce6f0);border-radius:8px;background:#f7f9fc}
.seo-link-panel h2,.seo-link-panel h3{margin:0 0 12px;color:var(--navy,#0a2744);font-size:22px}
.seo-link-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px}
.seo-link-grid a{display:block;padding:11px 12px;border:1px solid #dce6f0;border-radius:6px;background:#fff;color:#0b5fc0;text-decoration:none;font-weight:700}
.seo-link-grid a:hover{border-color:#0b5fc0}

.seo-buyer-summary{margin:24px 0 30px;padding:22px;border-left:4px solid #0b5fc0;background:#f7f9fc;border-radius:8px;color:#22364d}
.seo-buyer-summary p{margin:0 0 12px;line-height:1.75}
.seo-buyer-summary ul{margin:10px 0 0 20px;line-height:1.75}
.seo-buyer-summary .btn-gold{margin-top:8px}
.seo-faq{margin:34px 0;padding:24px;border:1px solid var(--border,#dce6f0);border-radius:8px;background:#fff}
.seo-faq h2{margin:0 0 16px;color:var(--navy,#0a2744);font-size:24px}
.seo-faq .faq-item{border-top:1px solid #dce6f0;padding:14px 0}
.seo-faq .faq-item:first-of-type{border-top:none}


/* YMYL technical evidence blocks: 2026-07-16 */
.technical-basis,
.technical-references {
  margin: 1.5rem 0;
  padding: 1.15rem 1.25rem;
  border: 1px solid #c9d9e8;
  border-left: 5px solid #1f6f8b;
  border-radius: 6px;
  background: #f6f9fc;
}
.technical-basis h2,
.technical-references h2 { margin-top: 0; color: #0a2744; }
.technical-references ul { margin-bottom: .75rem; padding-left: 1.25rem; }
.technical-references li { margin-bottom: .75rem; }
.technical-source-date { margin-bottom: 0; font-size: .93rem; color: #46586a; }
@media (max-width: 640px) {
  .technical-basis,
  .technical-references { padding: 1rem; }
}