/* A short main menu, then one focused directory at a time. */
#side-menu.rc-menu-v35{--nav35-blue:#1958e3;--nav35-ink:#102b4b;--nav35-muted:#5c7188;--nav35-line:#e3ebf3;width:min(440px,100vw);max-width:100vw;height:100dvh;max-height:100dvh;border-radius:0 16px 16px 0;padding:0;color:var(--nav35-ink);background:#fff;overflow:hidden}
#side-menu.rc-menu-v35[open]{display:flex;flex-direction:column}
#side-menu.rc-menu-v35 .rc-panel-head{display:flex;align-items:center;justify-content:space-between;flex:none;gap:16px;min-height:84px;margin:0;padding:12px 24px;border-bottom:1px solid var(--nav35-line);background:#fff}
#side-menu.rc-menu-v35 .nav35-logo{display:block;flex:0 1 214px;min-width:0;height:58px}
#side-menu.rc-menu-v35 .nav35-logo img{width:100%;height:100%;object-fit:contain;object-position:left center}
#side-menu.rc-menu-v35 .rc-panel-close{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;min-width:42px;margin:0;padding:0;border:1px solid var(--nav35-line);border-radius:50%;background:#fff;color:var(--nav35-ink);box-shadow:none}
#side-menu.rc-menu-v35 .rc-panel-close svg{width:18px;height:18px}
#side-menu.rc-menu-v35 .rc-panel-close:hover{background:#eef4fc;color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav35-body{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c7d5e5 transparent;scrollbar-gutter:stable}
#side-menu.rc-menu-v35 .nav35-panel{padding:0 24px 24px;min-width:0}
#side-menu.rc-menu-v35 .nav35-home{padding-top:22px}
#side-menu.rc-menu-v35 .nav35-home>h2{font:650 23px/1.25 var(--display);letter-spacing:-.45px;margin:0 0 17px;color:var(--nav35-ink)}
#side-menu.rc-menu-v35 .nav35-search{display:flex;align-items:center;gap:10px;min-width:0;height:46px;margin:0;border:1px solid #d9e4f0;border-radius:10px;background:#f8fafc;padding:0 12px}
#side-menu.rc-menu-v35 .nav35-search>svg{width:18px;height:18px;color:#758ca3}
#side-menu.rc-menu-v35 .nav35-search input{display:block;flex:1;min-width:0;width:100%;height:44px;margin:0;padding:0;border:0;border-radius:0;background:transparent;outline:0;color:var(--nav35-ink);font:400 16px/1.4 var(--body);box-shadow:none}
#side-menu.rc-menu-v35 .nav35-search input::placeholder{font-size:13px;color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .nav35-search button{display:grid;place-items:center;flex:0 0 36px;height:42px;width:36px;min-width:36px;padding:0;margin-right:-7px;border:0;border-radius:7px;color:var(--nav35-blue);background:transparent}
#side-menu.rc-menu-v35 .nav35-search button svg{width:18px;height:18px}
#side-menu.rc-menu-v35 .nav35-search:focus-within{border-color:var(--nav35-blue);box-shadow:0 0 0 3px #1958e310}
#side-menu.rc-menu-v35 .nav35-destinations{display:grid;gap:10px;margin:20px 0}
#side-menu.rc-menu-v35 .nav35-destination{display:grid;grid-template-columns:38px minmax(0,1fr) 16px;gap:14px;align-items:center;min-height:85px;padding:14px;border:1px solid var(--nav35-line);border-radius:13px;background:#fff;transition:background .18s ease,border-color .18s ease,transform .18s ease}
#side-menu.rc-menu-v35 .nav35-destination strong{display:block;font:650 18px/1.3 var(--display);letter-spacing:-.15px;color:var(--nav35-ink)}
#side-menu.rc-menu-v35 .nav35-destination small{display:block;margin-top:4px;font:400 12px/1.5 var(--body);color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .nav35-symbol{display:grid;place-items:center;width:38px;height:42px;color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav35-symbol svg{width:30px;height:30px;stroke-width:1.4}
#side-menu.rc-menu-v35 .nav35-destination>svg{width:16px;height:16px;color:#69829d}
#side-menu.rc-menu-v35 .nav35-boiler-entry{background:#eef4ff;border-color:#dce8ff}
#side-menu.rc-menu-v35 .nav35-destination:hover{background:#e9f1ff;border-color:#b6cdf5;transform:translateX(2px)}
#side-menu.rc-menu-v35 .nav35-help{display:grid;gap:0;padding-top:6px}
#side-menu.rc-menu-v35 .nav35-link{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:46px;padding:10px 0;min-width:0;color:var(--nav35-ink)}
#side-menu.rc-menu-v35 .nav35-link strong{font:550 14px/1.4 var(--body);color:inherit;overflow-wrap:anywhere}
#side-menu.rc-menu-v35 .nav35-link small{display:block;margin-top:4px;font:400 12px/1.5 var(--body);color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .nav35-link>svg{width:16px;height:16px;color:#7289a1}
#side-menu.rc-menu-v35 .nav35-link:hover{color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav35-heading{padding:14px 0 15px}
#side-menu.rc-menu-v35 [data-nav-back]{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:0 3px 0 0;margin:0 0 8px;border:0;background:none;color:var(--nav35-muted);font:500 12px/1.4 var(--body)}
#side-menu.rc-menu-v35 [data-nav-back] svg{width:15px;height:15px}
#side-menu.rc-menu-v35 .nav35-heading h2{font:650 26px/1.2 var(--display);letter-spacing:-.5px;margin:0;color:var(--nav35-ink);outline-offset:3px}
#side-menu.rc-menu-v35 .nav35-heading p{font:400 12px/1.6 var(--body);color:var(--nav35-muted);margin:6px 0 0}
#side-menu.rc-menu-v35 .nav35-tools{position:sticky;top:0;z-index:2;background:#fff;padding-bottom:12px}
#side-menu.rc-menu-v35 .nav35-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;margin:0 0 12px;border:0;border-radius:9px;background:#f0f4f9}
#side-menu.rc-menu-v35 .nav35-tabs button{min-height:36px;padding:7px 10px;margin:0;border:0;border-radius:6px;color:var(--nav35-muted);background:transparent;font:600 13px/1.4 var(--body)}
#side-menu.rc-menu-v35 .nav35-tabs [aria-selected=true]{background:#fff;color:var(--nav35-blue);box-shadow:0 1px 5px #15345110}
#side-menu.rc-menu-v35 .nav35-location{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:30px;font:400 11px/1.5 var(--body);color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .nav35-location button{display:flex;align-items:center;gap:6px;min-height:40px;padding:0;border:0;color:var(--nav35-blue);background:none;font:500 12px/1.4 var(--body)}
#side-menu.rc-menu-v35 .nav35-location svg{width:14px;height:14px}
#side-menu.rc-menu-v35 .nav35-category{display:flex;align-items:center;min-height:46px;border-bottom:1px solid #edf1f6}
#side-menu.rc-menu-v35 .nav35-category>a{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0;flex:1;min-height:46px;padding:10px 4px;font:500 13px/1.45 var(--body);color:#294663}
#side-menu.rc-menu-v35 .nav35-category a span{min-width:0;overflow-wrap:anywhere}
#side-menu.rc-menu-v35 .nav35-category small{display:block;font:400 11px/1.5 var(--body);color:var(--nav35-muted);margin-top:2px}
#side-menu.rc-menu-v35 .nav35-category svg{width:15px;height:15px;color:#7c90a7}
#side-menu.rc-menu-v35 .nav35-category button{display:grid;place-items:center;flex:0 0 42px;width:42px;height:44px;border:0;border-radius:8px;background:transparent;color:#5b738d}
#side-menu.rc-menu-v35 .nav35-category:hover{background:#f7faff}
#side-menu.rc-menu-v35 .nav35-category a:hover,#side-menu.rc-menu-v35 .nav35-category [aria-current=page]{color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav35-more{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;min-height:46px;margin:0;padding:10px 4px;border:0;background:none;font:600 13px/1.4 var(--body);color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav35-more svg{width:15px;height:15px;transform:rotate(90deg)}
#side-menu.rc-menu-v35 .nav35-more[aria-expanded=true] svg{transform:rotate(-90deg)}
#side-menu.rc-menu-v35 .nav35-catalog-link{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:46px;margin:16px 0 0;padding:12px 14px;border:1px solid #dce7fa;border-radius:10px;background:#f1f6ff;color:var(--nav35-blue);font:600 13px/1.4 var(--body)}
#side-menu.rc-menu-v35 .nav35-catalog-link svg{width:17px;height:17px}
#side-menu.rc-menu-v35 .nav35-catalog-link-top{margin-top:2px;margin-bottom:19px}
#side-menu.rc-menu-v35 .nav35-list-caption{margin:0 0 8px;font:500 12px/1.4 var(--body);color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .rc-brand-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:0;padding:0;--brand-slot-width:116px}
#side-menu.rc-menu-v35 .rc-brand-grid a{display:grid;grid-template-columns:minmax(0,1fr) var(--brand-slot-width);gap:16px;align-items:center;min-height:61px;min-width:0;padding:7px 4px;border:0;border-bottom:1px solid #edf1f6;border-radius:0;background:#fff;color:#294663;font:550 13px/1.4 var(--body)}
#side-menu.rc-menu-v35 .rc-brand-grid a:hover{color:var(--nav35-blue);background:#f7faff}
#side-menu.rc-menu-v35 .nav35-brand-count{display:block;margin-top:3px;font:400 11px/1.4 var(--body);color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .rc-brand-grid .rc-brand-logo{width:var(--brand-slot-width);height:34px;justify-self:end;overflow:hidden}
#side-menu.rc-menu-v35 .rc-brand-grid .rc-brand-logo>svg{margin-left:auto;width:16px;height:34px;color:#7c90a7}
#side-menu.rc-menu-v35 .nav35-guide{border-top:1px solid var(--nav35-line);margin-top:22px;padding-top:10px}
#side-menu.rc-menu-v35 [data-nav-boiler-results] .nav35-link{padding-block:14px;border-bottom:1px solid #edf1f6}
#side-menu.rc-menu-v35 .nav35-service-list .nav35-link{min-height:88px;border-bottom:1px solid var(--nav35-line)}
#side-menu.rc-menu-v35 .nav35-service-list strong{font:600 18px/1.4 var(--display)}
#side-menu.rc-menu-v35 .nav35-service-help{background:#f5f8fc;border-radius:12px;margin-top:24px;padding:18px}
#side-menu.rc-menu-v35 .nav35-service-help>strong{font:600 14px/1.5 var(--body)}
#side-menu.rc-menu-v35 .nav35-service-help>p{font:400 12px/1.6 var(--body);color:var(--nav35-muted);margin-top:5px}
#side-menu.rc-menu-v35 .nav35-empty{padding:26px 10px;font:400 13px/1.7 var(--body);color:var(--nav35-muted);text-align:center}
#side-menu.rc-menu-v35 .nav35-footer{display:flex;align-items:center;justify-content:space-between;flex:none;gap:12px;padding:8px 24px max(8px,env(safe-area-inset-bottom));border-top:1px solid var(--nav35-line);background:#fff}
#side-menu.rc-menu-v35 .nav35-footer a{display:flex;align-items:center;gap:8px;min-height:44px;padding:0;font:600 13px/1.4 var(--body);color:var(--nav35-ink);white-space:nowrap}
#side-menu.rc-menu-v35 .nav35-footer a:last-child{font-weight:500;color:var(--nav35-muted)}
#side-menu.rc-menu-v35 .nav35-footer svg{width:17px;height:17px;color:var(--nav35-blue)}
#side-menu.rc-menu-v35 :is(a,button,input):focus-visible{outline:2px solid var(--nav35-blue);outline-offset:2px}
#side-menu.rc-menu-v35 input:focus-visible{outline:0}
#side-menu.rc-menu-v35 [hidden]{display:none!important}
@media(max-width:440px){#side-menu.rc-menu-v35{width:100vw;border-radius:0}#side-menu.rc-menu-v35 .rc-panel-head{padding-inline:20px}#side-menu.rc-menu-v35 .nav35-panel{padding-inline:20px}#side-menu.rc-menu-v35 .nav35-footer{padding-inline:20px}}
@media(max-width:340px){#side-menu.rc-menu-v35 .rc-panel-head{padding-inline:14px;gap:10px}#side-menu.rc-menu-v35 .nav35-logo{flex-basis:180px;height:52px}#side-menu.rc-menu-v35 .nav35-panel{padding-inline:14px}#side-menu.rc-menu-v35 .nav35-footer{padding-inline:14px;gap:8px}#side-menu.rc-menu-v35 .nav35-footer a{font-size:11px;gap:5px}#side-menu.rc-menu-v35 .nav35-destination{gap:9px;grid-template-columns:32px minmax(0,1fr) 14px;padding:12px 10px}#side-menu.rc-menu-v35 .nav35-destination small{font-size:11px}#side-menu.rc-menu-v35 .rc-brand-grid{--brand-slot-width:94px}}
@media(max-height:650px){#side-menu.rc-menu-v35 .rc-panel-head{min-height:66px;padding-block:6px}#side-menu.rc-menu-v35 .nav35-logo{height:48px}#side-menu.rc-menu-v35 .nav35-tools{position:static}#side-menu.rc-menu-v35 .nav35-home{padding-top:16px}#side-menu.rc-menu-v35 .nav35-destination{min-height:76px}#side-menu.rc-menu-v35 .nav35-footer{padding-block:4px}}
@media(prefers-reduced-motion:reduce){#side-menu.rc-menu-v35 .nav35-destination{transition:none;transform:none}}

/* V2 drawer rhythm: compact hubs, visible catalog tabs and a scroll-only body. */
#side-menu.rc-menu-v35{width:min(435px,100vw)}
#side-menu.rc-menu-v35 .rc-panel-head{min-height:64px;padding:8px 18px}
#side-menu.rc-menu-v35 .nav35-logo{flex-basis:214px;height:46px}
#side-menu.rc-menu-v35 .nav35-home{padding-top:0}
#side-menu.rc-menu-v35 .nav35-home-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:0 -24px 20px;border-bottom:1px solid var(--nav35-line);background:#fff}
#side-menu.rc-menu-v35 .nav35-home-tabs button{display:flex;align-items:center;justify-content:center;gap:7px;min-height:48px;padding:10px 8px;border:0;border-bottom:2px solid transparent;background:#fff;color:var(--nav35-muted);font:600 12px/1.4 var(--body)}
#side-menu.rc-menu-v35 .nav35-home-tabs button[aria-selected=true]{border-bottom-color:#138a87;color:#138a87;background:#f4faf9}
#side-menu.rc-menu-v35 .nav35-home-tabs svg{width:17px;height:17px}
#side-menu.rc-menu-v35 .nav35-home>h2{font-size:21px;margin-bottom:14px}
#side-menu.rc-menu-v35 .nav35-hubs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0 0 18px}
#side-menu.rc-menu-v35 .nav35-hub{display:grid;grid-template-columns:26px minmax(0,1fr) 14px;align-items:center;gap:8px;min-height:57px;padding:9px 10px;border:1px solid var(--nav35-line);border-radius:10px;background:#fff;color:var(--nav35-ink);text-decoration:none}
#side-menu.rc-menu-v35 .nav35-hub strong{font:650 13px/1.3 var(--body)}
#side-menu.rc-menu-v35 .nav35-hub>svg{width:14px;height:14px;color:#7790a8}
#side-menu.rc-menu-v35 .nav35-hub .nav35-symbol{width:26px;height:30px}
#side-menu.rc-menu-v35 .nav35-hub .nav35-symbol svg{width:22px;height:22px;color:#138a87}
#side-menu.rc-menu-v35 .nav35-hub:hover{border-color:#b8ddd7;background:#f5fbfa;color:#138a87}
#side-menu.rc-menu-v35 .nav35-tools{padding-top:8px}
#side-menu.rc-menu-v35 .nav35-category:has(>button){margin-top:8px;border:1px solid var(--nav35-line);border-radius:10px;background:#f8fbfc}
#side-menu.rc-menu-v35 .nav35-category:has(>button)>a{font-weight:650;color:#173b5e}
#side-menu.rc-menu-v35 .nav35-category:has(>button)>button{color:#138a87}
#side-menu.rc-menu-v35 .nav35-help-panel{padding-top:9px}
#side-menu.rc-menu-v35 .nav35-footer{padding-top:7px;padding-bottom:max(7px,env(safe-area-inset-bottom))}
#side-cart.rc-cart .rc-cart-header-title{display:flex;align-items:center;gap:10px;min-width:0}
#side-cart.rc-cart .rc-cart-clear{min-height:32px;padding:5px 8px;border:1px solid #dbe6f0;border-radius:7px;background:#fff;color:#496784;font:600 11px/1.3 var(--body);cursor:pointer}
#side-cart.rc-cart .rc-cart-clear:hover:not(:disabled){border-color:#138a87;color:#138a87;background:#f3fbfa}
#side-cart.rc-cart .rc-cart-clear:disabled{opacity:.5;cursor:default}
/* Common navigation stays visible while a panel changes below it. */
#side-menu.rc-menu-v35 .nav35-hubs{margin:12px 24px 14px}
#side-menu.rc-menu-v35 .nav35-home-tabs{margin:0 0 16px}
#side-menu.rc-menu-v35 .nav35-tools{padding-top:0}
#side-menu.rc-menu-v35 .nav35-heading{padding:16px 0 14px}
#side-menu.rc-menu-v35 .nav35-tools .nav35-tabs{display:none}
@media(max-width:440px){#side-menu.rc-menu-v35 .nav35-hubs{margin:10px 20px 12px}#side-menu.rc-menu-v35 .nav35-home-tabs{margin-inline:0}#side-menu.rc-menu-v35 .nav35-home-tabs button{font-size:11px}#side-menu.rc-menu-v35 .rc-panel-head{padding-inline:20px}}
@media(max-width:340px){#side-menu.rc-menu-v35 .nav35-home-tabs{margin-inline:-14px;margin-bottom:14px}#side-menu.rc-menu-v35 .nav35-hub{min-height:53px;padding-inline:8px}#side-menu.rc-menu-v35 .nav35-hub strong{font-size:12px}}
/* Shared drawer navigation: compact, progressive sections. */
#side-menu.rc-menu-v35{width:min(392px,100vw);max-width:100vw}
#side-menu.rc-menu-v35 .rc-panel-head{min-height:70px;padding:10px 18px}
#side-menu.rc-menu-v35 .nav35-logo{flex-basis:160px;height:45px}
#side-menu.rc-menu-v35 .nav36-home{padding:14px}
#side-menu.rc-menu-v35 .nav36-entries{display:grid;gap:4px;margin-top:14px}
#side-menu.rc-menu-v35 .nav36-entry{display:grid;grid-template-columns:44px minmax(0,1fr) 16px;align-items:center;gap:13px;min-height:72px;padding:10px 6px;border-radius:12px;text-decoration:none;color:var(--nav35-ink)}
#side-menu.rc-menu-v35 .nav36-entry:hover{background:#eef4ff}
#side-menu.rc-menu-v35 .nav36-entry .nav35-symbol{width:44px;height:44px;border:1px solid #dce5f2;border-radius:14px;color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav36-entry .nav35-symbol svg{width:23px;height:23px}
#side-menu.rc-menu-v35 .nav36-entry>svg{width:16px;height:16px;color:var(--nav35-blue)}
#side-menu.rc-menu-v35 .nav36-entry strong{display:block;font-size:16px;line-height:1.35;font-weight:700}
#side-menu.rc-menu-v35 .nav36-entry small{display:block;font-size:12px;line-height:1.45;margin-top:3px;color:#52647a}
#side-menu.rc-menu-v35 .nav36-back{display:flex;gap:8px;align-items:center;margin:14px 20px 0;padding:8px 0;border:0;background:none;color:var(--nav35-blue);font-size:14px}
#side-menu.rc-menu-v35 .nav36-back[hidden]{display:none}
#side-menu.rc-menu-v35 .nav36-back svg{width:18px;height:18px}
#side-menu.rc-menu-v35 a:focus-visible,#side-menu.rc-menu-v35 button:focus-visible{outline:2px solid var(--nav35-blue);outline-offset:2px}