.catalog{background:#fff;color:var(--navy)}.catalog header{position:relative}.catalog-breadcrumb{padding:26px 7%;display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line)}.catalog h1{font-size:clamp(42px,5.8vw,78px);font-weight:400;letter-spacing:-2.8px;line-height:1.08;margin:20px 0 28px}.catalog h2{font-weight:400;letter-spacing:-1px;line-height:1.15;font-size:36px}.catalog h3{font-weight:400;font-size:24px;line-height:1.3;letter-spacing:-.5px;margin:20px 0 14px}.catalog p{line-height:1.75}.catalog .eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted);font-weight:600}.catalog-hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;padding:65px 7% 70px;gap:6%;background:var(--paper);border-bottom:1px solid var(--line)}.catalog-lead{font-size:19px;color:var(--muted);max-width:720px}.catalog-hero .text-link{display:inline-block;margin-top:24px;font-size:14px}.catalog-hero figure{margin:0;background:#eaf0ef;border:1px solid #d9e3e1}.catalog-hero figure img{display:block;width:100%;height:auto}.catalog-hero figcaption{padding:0 24px 18px;color:var(--muted);font-size:10px;letter-spacing:1px}.catalog-content{padding:70px 7% 85px;max-width:1700px;margin:auto}.catalog-intro{padding:70px 7% 30px;max-width:1050px}.catalog-intro>p:last-child{max-width:720px;color:var(--muted);font-size:15px}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.catalog-card{border:1px solid var(--line);display:flex;flex-direction:column;transition:border-color .2s,transform .2s}.catalog-card:hover{border-color:#77999c;transform:translateY(-3px)}.card-art{background:#edf2f1}.card-art img{width:100%;height:auto;display:block;max-height:245px}.card-copy{padding:28px;display:flex;flex-direction:column;flex:1}.card-copy h2{font-size:27px;margin:18px 0}.card-copy p{font-size:14px;color:var(--muted);margin:0 0 25px}.card-copy .text-link{font-size:13px;margin-top:auto}.catalog-section-heading{max-width:800px;margin-bottom:32px}.catalog-section-heading p{color:var(--muted);font-size:15px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.form-grid article{padding:32px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.form-grid p{font-size:15px;color:var(--muted);margin-bottom:0;max-width:540px}.feature-grade{background:var(--navy);color:#fff;padding:40px;margin:55px 0;display:flex;justify-content:space-between;align-items:center;gap:35px}.feature-grade p{max-width:600px;color:#c7d6d9;font-size:15px}.feature-grade .eyebrow{color:var(--accent)}.feature-grade h2{color:white;margin:14px 0}.feature-grade .button{flex-shrink:0}.table-wrap{overflow-x:auto;border:1px solid var(--line)}.catalog-table{border-collapse:collapse;width:100%;white-space:normal;margin:0;font-size:14px}.catalog-table th,.catalog-table td{padding:20px 24px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.65}.catalog-table thead th{background:#eaf0ef;font-weight:500;color:var(--navy)}.catalog-table tbody th{background:var(--paper);font-weight:500;min-width:90px}.catalog-table td{color:var(--muted)}.catalog-table tr:last-child>*{border-bottom:0}.catalog-table td:nth-child(2){min-width:240px}.catalog-note{border-left:2px solid #aacdc5;background:var(--paper);padding:22px 26px;color:var(--muted);font-size:13px;line-height:1.75;margin:32px 0}.grade-intro{display:grid;grid-template-columns:1fr 1.4fr;gap:60px;margin-bottom:40px}.grade-intro>p{color:var(--muted);margin-top:0}.detail-table th{width:26%}.catalog-enquiry{padding:65px 7%;background:#e5efec;display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center}.catalog-enquiry h2{margin:18px 0}.catalog-enquiry p{font-size:15px;color:var(--muted);max-width:610px}.enquiry-links{display:flex;align-items:center;flex-wrap:wrap;gap:26px}.enquiry-links .button{background:var(--navy);color:white}.catalog-footer{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:40px 7%;background:#fff;font-size:13px;color:var(--muted)}.catalog-footer img{width:170px;height:auto}.catalog-footer p{margin:0}.catalog-home-link{margin-top:28px}
@media(max-width:1000px){.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-hero{gap:30px}.catalog-enquiry{grid-template-columns:1fr;gap:15px}.feature-grade{align-items:flex-start;flex-direction:column}.catalog h1{font-size:52px}.catalog header nav{display:none}}
@media(max-width:650px){.catalog-breadcrumb{padding:20px 6%;font-size:11px}.catalog-hero{grid-template-columns:1fr;padding:36px 6%;gap:30px}.catalog h1{font-size:42px;letter-spacing:-1.7px}.catalog-hero figure{max-width:450px;width:100%}.catalog-lead{font-size:17px}.catalog-content{padding:40px 6%}.catalog-intro{padding:40px 6% 0}.catalog-grid,.form-grid,.grade-intro{grid-template-columns:1fr}.catalog-grid{gap:20px}.card-art img{max-height:220px}.card-copy{padding:26px}.form-grid article{padding:26px}.catalog h2{font-size:30px}.feature-grade{padding:28px;margin:36px 0}.catalog-table th,.catalog-table td{padding:15px;font-size:13px}.catalog-table td:nth-child(2){min-width:160px}.detail-table td:nth-child(2){min-width:0}.detail-table th{width:32%}.grade-intro{gap:12px}.catalog-enquiry{padding:40px 6%}.enquiry-links .button{font-size:13px}.catalog-footer{align-items:flex-start;flex-direction:column;padding:32px 6%}.catalog .header-actions{gap:6px}.catalog header{padding:18px 6%;height:auto}.catalog .brand img{width:120px}.catalog .button.small{padding:11px;font-size:11px}}
/* Expanded product families */
.detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:35px}.detail-card{display:flex;flex-direction:column;border:1px solid var(--line);padding:24px;transition:border-color .2s}.detail-card:hover{border-color:#6d9594}.detail-card img{display:block;width:100%;height:190px;object-fit:contain;background:#edf2f1}.detail-card p{color:var(--muted);font-size:14px}.detail-card .text-link{margin-top:auto;font-size:13px}.scrap-gallery,.scrap-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:38px 0}.scrap-gallery figure{margin:0}.scrap-gallery img{display:block;width:100%;height:auto}.scrap-links>a{border:1px solid var(--line);padding:24px}.scrap-links img{width:100%;height:340px;object-fit:cover}.scrap-links h2{font-size:28px}.scrap-links p{color:var(--muted);font-size:14px}.wire-photo{margin:36px 0}.wire-photo img{width:100%;height:auto;display:block}.catalog-hero .scrap-hero-image{aspect-ratio:1.25;object-fit:cover}.catalog-hero figure:has(.scrap-hero-image) figcaption{padding-top:14px}@media(max-width:850px){.detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.detail-grid,.scrap-links{grid-template-columns:1fr}.scrap-gallery{gap:12px}.scrap-links img{height:280px}.detail-card img{height:200px}}

/* Four main product groups */
.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:650px){.catalog-grid{grid-template-columns:1fr}}

.mtc-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}.mtc-links .button{white-space:normal}

/* Aluminium recycling */
.aluminium-tabs{display:flex;gap:12px;flex-wrap:wrap;padding:22px max(5vw,24px);border-bottom:1px solid var(--line)}
.aluminium-tabs a{padding:14px 22px;background:#eaf1ee;border:1px solid #cfdbd7;text-decoration:none;font-weight:600}
.aluminium-recycling{background:#edf3f0}.recycling-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:32px}
.recycling-card{display:flex;flex-direction:column;padding:28px;background:#fff;border:1px solid #d4dfda;text-decoration:none;color:inherit}.recycling-card h3{font-size:23px;line-height:1.25;margin:0 0 16px}.recycling-card p{font-size:16px}.recycling-card .text-link{margin-top:auto;padding-top:22px}
@media(max-width:850px){.recycling-grid{grid-template-columns:1fr}.aluminium-tabs a{flex:1;text-align:center}}
/* Chinese edition */
html[lang="zh"] body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif}html[lang="zh"] .catalog h1{font-size:clamp(34px,4.2vw,64px);letter-spacing:0;line-height:1.35}html[lang="zh"] .catalog h2,html[lang="zh"] .catalog h3{letter-spacing:0;line-height:1.5}html[lang="zh"] .catalog p{line-height:1.95}html[lang="zh"] .eyebrow{letter-spacing:1px}html[lang="zh"] .hero .eyebrow{color:#c7e7df}html[lang="zh"] .hero h1{color:white}html[lang="zh"] .hero-description{line-height:1.8}html[lang="zh"] h1{text-wrap:balance}@media(max-width:1200px){.catalog header nav{display:flex;order:3;width:100%;overflow-x:auto;padding-top:14px}}