:root{--rt-green:#557d18;--rt-light:#79a832;--rt-dark:#31520b;--rt-ink:#121710;--rt-muted:#62695e;--rt-soft:#f3f5f0;--rt-line:#dce2d7;--rt-white:#fff;--rt-max:1220px}
*,*::before,*::after{box-sizing:border-box}.rhd-tubes-page{margin:0;color:var(--rt-ink);background:#fff;font:400 16px/1.6 Inter,"Segoe UI",Arial,sans-serif}.rhd-tubes-page [hidden]{display:none!important}.rhd-tubes-page a{color:inherit}.rt-wrap{width:min(calc(100% - 40px),var(--rt-max));margin-inline:auto}.rt-utility{height:32px;background:#090c08;color:#fff}.rt-utility .rt-wrap{height:100%;display:flex;align-items:center;justify-content:flex-end;gap:8px}.rt-lang{border:1px solid #495047;border-radius:3px;padding:2px 12px;color:#cdd1ca;text-decoration:none;font-size:12px;font-weight:700}.rt-lang.is-active{border-color:var(--rt-green);background:var(--rt-green);color:#fff}
.rt-header{position:sticky;z-index:50;top:0;height:88px;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.08)}body.admin-bar .rt-header{top:32px}.rt-header-row{height:100%;display:flex;align-items:center;gap:28px}.rt-brand{width:210px;flex:0 0 210px}.rt-brand img{display:block;width:100%;height:72px;object-fit:contain;object-position:left center}.rt-nav{display:flex;align-items:center;justify-content:flex-end;gap:23px;margin-left:auto}.rt-nav a{text-decoration:none;text-transform:uppercase;font-size:13px;font-weight:750}.rt-nav a:hover,.rt-nav a[aria-current=page]{color:var(--rt-green)}.rt-menu-toggle{display:none;border:0;border-radius:5px;padding:10px 13px;background:var(--rt-green);color:#fff;font-weight:750}.rt-header-cta,.rt-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 23px;border:0;border-radius:24px;background:linear-gradient(135deg,var(--rt-light),var(--rt-dark));color:#fff!important;text-decoration:none;text-transform:uppercase;font:800 13px/1 Inter,"Segoe UI",Arial,sans-serif;cursor:pointer;box-shadow:0 7px 20px rgba(67,105,18,.22)}.rt-btn:hover,.rt-header-cta:hover{filter:brightness(1.07);transform:translateY(-1px)}.rt-btn--outline{border:1px solid #78955c;background:#fff;color:var(--rt-dark)!important;box-shadow:none}.rt-btn--dark{background:#152619}.rt-btn--small{min-height:36px;padding:0 15px;font-size:11px}
.rt-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 86% 30%,rgba(121,168,50,.34),transparent 30%),linear-gradient(125deg,#0b130d,#18331d 58%,#31520b);color:#fff}.rt-hero::after{content:"";position:absolute;right:-80px;bottom:-100px;width:520px;height:280px;border:28px solid rgba(255,255,255,.06);border-radius:28px;transform:skewX(-14deg)}.rt-hero-inner{position:relative;z-index:1;max-width:900px;padding:88px 0 96px}.rt-kicker{display:inline-flex;margin-bottom:18px;padding:6px 12px;border-radius:4px;background:#6c982d;color:#fff;font-size:12px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.rt-hero h1{margin:0;font-size:clamp(45px,6vw,74px);line-height:1.02;letter-spacing:-.042em;text-transform:uppercase}.rt-hero h1 span{color:#acd36e}.rt-hero p{max-width:800px;margin:24px 0 0;color:#dfe8db;font-size:18px}.rt-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:30px}.rt-trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;color:#d5dfd1;font-size:13px}.rt-trust span::before{content:'✓';margin-right:7px;color:#a8d46b;font-weight:900}
.rt-section{padding:76px 0}.rt-soft{background:var(--rt-soft)}.rt-dark-section{background:#111811;color:#fff}.rt-section-head{max-width:850px;margin-bottom:32px}.rt-section-head h2{margin:0;font-size:clamp(32px,4vw,50px);line-height:1.1;letter-spacing:-.027em}.rt-section-head p{margin:14px 0 0;color:var(--rt-muted);font-size:17px}.rt-dark-section .rt-section-head p{color:#c8d0c5}.rt-notice{margin:0 0 24px;padding:17px 19px;border-left:5px solid var(--rt-green);border-radius:6px;background:#eaf2df;color:#33452b}.rt-alert{margin:0 0 25px;padding:16px 18px;border-radius:7px;font-weight:650}.rt-alert--ok{background:#e8f4df;color:#274b17}.rt-alert--error{background:#fde8e5;color:#7b241c}
.rt-filters{display:grid;grid-template-columns:2fr repeat(4,1fr) auto;gap:10px;align-items:end;margin-bottom:18px}.rt-field label,.rt-form-field label{display:block;margin-bottom:6px;color:#394334;font-size:12px;font-weight:800;text-transform:uppercase}.rt-field input,.rt-field select,.rt-form-field input,.rt-form-field select,.rt-form-field textarea{width:100%;min-height:46px;border:1px solid #bdc8b7;border-radius:7px;background:#fff;color:var(--rt-ink);padding:9px 12px;font:500 15px/1.35 Inter,"Segoe UI",Arial,sans-serif}.rt-form-field textarea{min-height:112px;resize:vertical}.rt-field input:focus,.rt-field select:focus,.rt-form-field input:focus,.rt-form-field select:focus,.rt-form-field textarea:focus{outline:0;border-color:var(--rt-green);box-shadow:0 0 0 4px rgba(85,125,24,.12)}.rt-results{display:flex;justify-content:space-between;gap:16px;margin:0 0 10px;color:var(--rt-muted);font-size:13px}.rt-table-shell{overflow-x:auto;border:1px solid var(--rt-line);border-radius:9px;background:#fff;box-shadow:0 12px 32px rgba(25,45,18,.07)}.rt-table{width:100%;border-collapse:collapse;white-space:nowrap}.rt-table th{position:sticky;z-index:2;top:87px;padding:13px 12px;background:#18351e;color:#fff;text-align:left;font-size:11px;letter-spacing:.03em;text-transform:uppercase}.rt-table td{padding:12px;border-top:1px solid #e4e9e0;font-size:13px}.rt-table tr:hover td{background:#f5f8f2}.rt-table tr[hidden]{display:none}.rt-table td:first-child{font-weight:800}.rt-add.is-added{background:#e5efd9;color:var(--rt-dark)!important;box-shadow:none}.rt-table-empty{margin:18px 0 0;padding:20px;border:1px dashed #bdc8b7;border-radius:8px;text-align:center}.rt-more-wrap{text-align:center;margin-top:22px}
.rt-basket{scroll-margin-top:115px;margin-top:46px;padding:28px;border:1px solid #cbd9c1;border-radius:11px;background:#fff;box-shadow:0 15px 38px rgba(25,45,18,.09)}.rt-basket[hidden],.rt-basket-bar[hidden],.rt-table-empty[hidden],.rt-delivery-location[hidden]{display:none}.rt-basket h3{margin:0 0 18px;font-size:27px}.rt-basket-items{display:grid;gap:10px}.rt-basket-item{padding:16px;border:1px solid var(--rt-line);border-radius:8px;background:#f8faf6}.rt-basket-item__head{display:flex;justify-content:space-between;gap:15px;align-items:start}.rt-remove{border:0;background:transparent;color:#8b3028;font-size:24px;line-height:1;cursor:pointer}.rt-basket-fields{display:grid;grid-template-columns:180px 1fr;gap:12px;margin-top:12px}.rt-basket-fields label span{display:block;margin-bottom:5px;color:var(--rt-muted);font-size:12px;font-weight:700}.rt-basket-fields input{width:100%;min-height:42px;border:1px solid #c6d0c0;border-radius:6px;padding:8px 10px}.rt-basket-bar{position:fixed;z-index:70;right:22px;bottom:22px;display:flex;align-items:center;gap:12px;padding:9px 10px 9px 17px;border-radius:31px;background:#111811;color:#fff;box-shadow:0 13px 38px rgba(0,0,0,.34)}.rt-basket-bar span{font-size:13px;font-weight:750}
.rt-form{margin-top:28px}.rt-form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.rt-form-field--full{grid-column:1/-1}.rt-form-note{margin:6px 0 0;color:var(--rt-muted);font-size:12px}.rt-hp{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.rt-file-note{margin-top:7px;color:var(--rt-muted);font-size:12px}
.rt-applications{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin:0;padding:0;list-style:none}.rt-applications li{padding:20px;border:1px solid var(--rt-line);border-radius:8px;background:#fff;font-weight:700}.rt-applications li::before{content:'✓';margin-right:9px;color:var(--rt-green)}.rt-bulk-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:48px;align-items:start}.rt-bulk-copy{position:sticky;top:125px}.rt-bulk-copy h2{margin:0;font-size:clamp(34px,4vw,50px);line-height:1.08}.rt-bulk-copy p{color:#d0d8cd}.rt-bulk-copy ul{padding-left:20px;color:#d9e1d6}.rt-bulk-form{padding:28px;border-radius:10px;background:#fff;color:var(--rt-ink)}.rt-faq{display:grid;gap:10px}.rt-faq details{border:1px solid var(--rt-line);border-radius:8px;background:#fff}.rt-faq summary{position:relative;padding:19px 50px 19px 20px;cursor:pointer;font-weight:750;list-style:none}.rt-faq summary::-webkit-details-marker{display:none}.rt-faq summary::after{content:'+';position:absolute;right:20px;top:14px;color:var(--rt-green);font-size:27px}.rt-faq details[open] summary::after{content:'−'}.rt-faq details p{padding:0 20px 20px;margin:0;color:var(--rt-muted)}.rt-footer{padding:28px 0;background:#080b08;color:#aab0a7;font-size:13px}.rt-footer .rt-wrap{display:flex;justify-content:space-between;gap:20px}.rt-footer a{color:#fff;text-decoration:none}
.rhd-tubes-page .rt-table th{position:static;top:auto}.rhd-tubes-page .rt-menu-toggle{display:none}.rhd-tubes-page button.rt-btn{border:0!important}.rhd-tubes-page button.rt-btn--outline{border:1px solid #78955c!important}.rhd-rebar-page .rt-filters{grid-template-columns:2fr 1fr auto}.rhd-mesh-page .rt-filters{grid-template-columns:2fr repeat(3,1fr) auto}
@media(max-width:1100px){.rt-header-cta{display:none}.rt-nav{gap:14px}.rt-filters{grid-template-columns:repeat(3,1fr)}.rt-filters .rt-field:first-child{grid-column:span 2}}
@media(max-width:782px){body.admin-bar .rt-header{top:46px}.rt-header{height:auto;min-height:78px}.rt-header-row{min-height:78px;flex-wrap:wrap;padding:8px 0;gap:10px}.rt-brand{width:158px;flex-basis:158px}.rt-brand img{height:58px}.rhd-tubes-page .rt-menu-toggle{display:block;margin-left:auto}.rt-nav{display:none;order:4;width:100%;margin:0;padding:10px 0 18px;flex-direction:column;align-items:flex-start}.rt-nav.is-open{display:flex}.rt-filters,.rhd-rebar-page .rt-filters,.rhd-mesh-page .rt-filters{grid-template-columns:1fr 1fr}.rt-filters .rt-field:first-child{grid-column:1/-1}.rt-table-shell{overflow:visible;border:0;background:transparent;box-shadow:none}.rt-table,.rt-table tbody{display:block}.rt-table thead{display:none}.rt-table tr{display:grid;grid-template-columns:1fr 1fr;margin-bottom:11px;border:1px solid var(--rt-line);border-radius:8px;background:#fff;overflow:hidden}.rt-table tr[hidden]{display:none}.rt-table td{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;white-space:normal}.rt-table td::before{content:attr(data-label);color:var(--rt-muted);font-size:11px;font-weight:800;text-transform:uppercase}.rt-table td:first-child,.rt-table td:last-child{grid-column:1/-1}.rt-table td:last-child{justify-content:flex-end}.rt-table td:last-child::before{display:none}.rt-bulk-grid{grid-template-columns:1fr}.rt-bulk-copy{position:static}.rt-applications{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.rt-wrap{width:min(calc(100% - 28px),var(--rt-max))}.rt-hero-inner{padding:64px 0 70px}.rt-hero h1{font-size:40px}.rt-actions>*{width:100%}.rt-section{padding:54px 0}.rt-filters,.rhd-rebar-page .rt-filters,.rhd-mesh-page .rt-filters,.rt-form-grid,.rt-basket-fields,.rt-applications{grid-template-columns:1fr}.rt-filters .rt-field:first-child{grid-column:auto}.rt-table tr{grid-template-columns:1fr}.rt-table td,.rt-table td:first-child,.rt-table td:last-child{grid-column:auto}.rt-basket{padding:20px}.rt-basket-bar{left:14px;right:14px;bottom:12px;justify-content:space-between}.rt-footer{padding-bottom:85px}.rt-footer .rt-wrap{flex-direction:column}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

/* Unified RHD typography scale. */
.rt-section-head h2,.rt-bulk-copy h2{font-size:clamp(30px,3.6vw,44px)}
@media(max-width:560px){.rt-section-head h2,.rt-bulk-copy h2{font-size:30px}}

/* RHD shared product-page visual polish · 1.0.45 */
:root{--rt-green:#557d18;--rt-light:#78a82f;--rt-dark:#29490d;--rt-ink:#151a13;--rt-muted:#626b5e;--rt-soft:#f4f6f1;--rt-line:#d8dfd3;--rt-white:#fff;--rt-max:1220px}
.rhd-tubes-page{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.rhd-tubes-page main [id]{scroll-margin-top:108px}
.rt-header{height:82px;border-bottom:1px solid rgba(31,61,20,.06)}
.rt-brand{width:195px;flex-basis:195px}.rt-brand img{height:66px}
.rt-nav{gap:20px}.rt-nav a{position:relative;letter-spacing:.01em}.rt-nav a::after{content:"";position:absolute;right:0;bottom:-8px;left:0;height:2px;border-radius:2px;background:var(--rt-green);transform:scaleX(0);transition:transform .18s ease}.rt-nav a:hover::after,.rt-nav a[aria-current=page]::after{transform:scaleX(1)}
.rt-header-cta,.rt-btn{transition:transform .18s ease,filter .18s ease,box-shadow .18s ease}.rt-btn:focus-visible,.rt-header-cta:focus-visible,.rt-nav a:focus-visible,.rt-lang:focus-visible,.rt-menu-toggle:focus-visible{outline:3px solid rgba(121,168,50,.42);outline-offset:3px}
.rt-hero-inner{max-width:980px;padding:72px 0 80px}.rt-hero h1{max-width:1050px;font-size:clamp(42px,5vw,56px);line-height:1.03;text-wrap:balance;overflow-wrap:anywhere}.rt-hero p{max-width:820px;font-size:17px;line-height:1.65}.rt-trust{line-height:1.45}
.rt-section{padding:68px 0}.rt-section-head{margin-bottom:28px}.rt-section-head h2{font-size:clamp(30px,3.6vw,44px);text-wrap:balance}.rt-section-head p{font-size:16px;line-height:1.65}
.rt-notice{padding:18px 20px;border-radius:9px;border-left-width:4px;box-shadow:inset 0 0 0 1px rgba(85,125,24,.06)}
.rt-filters{padding:18px;border:1px solid var(--rt-line);border-radius:12px;background:#fff;box-shadow:0 10px 28px rgba(25,45,18,.055)}.rt-field label,.rt-form-field label{letter-spacing:.025em}.rt-field input,.rt-field select,.rt-form-field input,.rt-form-field select,.rt-form-field textarea{border-color:#b8c4b2;border-radius:8px;transition:border-color .16s ease,box-shadow .16s ease}.rt-results{margin:14px 2px 10px;font-size:13px}
.rt-table-shell{border-radius:12px;box-shadow:0 14px 36px rgba(25,45,18,.075)}.rt-table th{padding:14px 13px;background:#17381f;letter-spacing:.045em}.rt-table td{padding:13px;border-color:#dfe5dc}.rt-table tbody tr:nth-child(even) td{background:#fbfcfa}.rt-table tr:hover td{background:#f1f6ec}.rt-table .rt-add{min-width:112px}.rt-more-wrap{margin-top:24px}
.rt-basket,.rt-bulk-form{border-radius:14px;box-shadow:0 16px 42px rgba(25,45,18,.1)}.rt-basket-item{border-radius:10px}.rt-applications li{border-radius:10px;box-shadow:0 7px 20px rgba(25,45,18,.035)}.rt-faq details{border-radius:10px}.rt-faq summary{min-height:62px}.rt-footer{border-top:1px solid rgba(255,255,255,.06)}

/* Related products and services */
.rhd-related-section{background:#fff}.rhd-related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.rhd-related-card{display:flex;min-height:220px;flex-direction:column;padding:23px;border:1px solid var(--rt-line);border-radius:12px;background:#f8faf6;color:var(--rt-ink);text-decoration:none;box-shadow:0 8px 24px rgba(25,45,18,.045);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.rhd-related-card:hover{border-color:#8faa70;transform:translateY(-3px);box-shadow:0 14px 30px rgba(25,45,18,.09)}.rhd-related-card:focus-visible{outline:3px solid rgba(121,168,50,.42);outline-offset:3px}.rhd-related-type{align-self:flex-start;margin-bottom:15px;padding:5px 9px;border-radius:999px;background:#e7efdc;color:var(--rt-green);font-size:11px;font-weight:850;letter-spacing:.05em;text-transform:uppercase}.rhd-related-card strong{font-size:19px;line-height:1.25}.rhd-related-card p{margin:9px 0 18px;color:var(--rt-muted);font-size:14px;line-height:1.55}.rhd-related-arrow{margin-top:auto;color:var(--rt-green);font-size:13px;font-weight:850;text-transform:uppercase}@media(max-width:1050px){.rhd-related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.rhd-related-grid{grid-template-columns:1fr}.rhd-related-card{min-height:0}}
@media(max-width:1100px){.rt-header{height:80px}.rt-brand{width:180px;flex-basis:180px}.rt-brand img{height:62px}.rt-nav{gap:14px}.rt-filters{grid-template-columns:repeat(3,1fr)}.rt-filters .rt-field:first-child{grid-column:span 2}}
@media(max-width:782px){body.admin-bar .rt-header{top:46px}.rt-header{height:auto;min-height:76px}.rt-header-row{min-height:76px;padding:7px 0}.rt-brand{width:154px;flex-basis:154px}.rt-brand img{height:56px}.rhd-tubes-page .rt-menu-toggle{min-height:44px;display:block;margin-left:auto}.rt-nav{gap:0;padding:8px 0 14px;border-top:1px solid var(--rt-line)}.rt-nav a{width:100%;padding:10px 4px}.rt-nav a::after{display:none}.rhd-tubes-page main [id]{scroll-margin-top:92px}.rt-hero-inner{padding:58px 0 64px}.rt-hero h1{font-size:clamp(36px,8vw,52px)}.rt-section{padding:56px 0}.rt-filters,.rhd-rebar-page .rt-filters,.rhd-mesh-page .rt-filters{grid-template-columns:1fr 1fr;padding:14px}.rt-filters .rt-field:first-child{grid-column:1/-1}.rt-filters>.rt-btn{min-height:46px}.rt-table tr{border-radius:12px;box-shadow:0 8px 22px rgba(25,45,18,.055)}.rt-table td{min-height:45px}.rt-table td:first-child{background:#f4f7f1}.rt-table td:last-child{padding:12px}.rt-table td:last-child .rt-btn{min-height:42px}.rt-applications li{padding:17px}.rt-bulk-grid{gap:30px}.rt-bulk-form{padding:22px}}
@media(max-width:560px){.rt-wrap{width:min(calc(100% - 28px),var(--rt-max))}.rt-utility{height:30px}.rt-lang{padding:2px 10px}.rt-hero-inner{padding:52px 0 58px}.rt-hero h1{font-size:36px;line-height:1.05}.rt-hero p{margin-top:19px;font-size:16px}.rt-actions{margin-top:24px}.rt-section{padding:48px 0}.rt-section-head{margin-bottom:23px}.rt-section-head h2{font-size:30px}.rt-section-head p{font-size:15px}.rt-notice{padding:15px 16px}.rt-filters,.rhd-rebar-page .rt-filters,.rhd-mesh-page .rt-filters{grid-template-columns:1fr;padding:12px}.rt-filters .rt-field:first-child{grid-column:auto}.rt-field input,.rt-field select,.rt-form-field input,.rt-form-field select,.rt-form-field textarea{font-size:16px}.rt-results{flex-direction:column;gap:2px}.rt-table tr{grid-template-columns:1fr}.rt-table td,.rt-table td:first-child,.rt-table td:last-child{grid-column:auto}.rt-table td{padding:10px 12px}.rt-table td:last-child{justify-content:stretch}.rt-table td:last-child .rt-btn{width:100%}.rt-basket{padding:18px}.rt-basket h3{font-size:23px}.rt-bulk-form{padding:18px}.rt-basket-bar{bottom:calc(10px + env(safe-area-inset-bottom));padding-left:14px}.rt-basket-bar .rt-btn{min-height:42px}.rt-footer{padding-bottom:calc(82px + env(safe-area-inset-bottom))}}
@media(max-width:390px){.rt-hero h1{font-size:32px}.rt-header-row{gap:7px}.rt-brand{width:145px;flex-basis:145px}.rt-menu-toggle{padding:9px 11px}.rt-basket-bar{left:10px;right:10px}.rt-basket-bar>span{max-width:90px}}