/* iFibre Group direction review — plain CSS, no build step */
:root{--navy:#0a2463;--paper:#fff;--alt:#f5f7fa;--ink:#0f172a;--steel:#526174;--mist:#e7ecf4;--teal:#0e7490;--cyan:#67e8f9;--violet:#5c10ec;--rule:#dce2ea;--max:1320px;--gutter:64px;--sans:"Source Sans 3","Segoe UI",system-ui,sans-serif;--display:Saira,"Arial Narrow",system-ui,sans-serif;--mono:"IBM Plex Mono",ui-monospace,Menlo,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font:400 17px/1.65 var(--sans);overflow-x:hidden}img,svg{display:block;max-width:100%}a{color:inherit}p,h1,h2,h3,h4,figure,blockquote,ul,ol,dl,dd{margin:0}.sprite{position:absolute;overflow:hidden}.wrap{width:min(calc(100% - (var(--gutter)*2)),var(--max));margin-inline:auto}.skip{position:fixed;z-index:1000;top:8px;left:8px;padding:12px 16px;background:#fff;color:var(--navy);transform:translateY(-150%);font:600 14px var(--sans)}.skip:focus{transform:none}.status{height:32px;margin:0;padding:7px var(--gutter);background:var(--navy);color:var(--mist);font:500 11px/18px var(--mono);letter-spacing:.14em;text-align:center;white-space:nowrap;overflow:hidden}.nav{position:sticky;z-index:20;top:0;height:64px;display:flex;align-items:center;gap:20px;padding-inline:var(--gutter);background:var(--navy);color:#fff;border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.16)}.nav-in{flex:1;min-width:0}.nav-links{display:flex;gap:clamp(4px,1.6vw,24px);padding:0;list-style:none}.nav-links a{min-height:44px;display:inline-flex;align-items:center;padding:2px 4px;text-decoration:none;font:600 13px var(--sans);border-bottom:2px solid transparent}.nav-links a[aria-current="page"]{border-bottom-color:#fff}.nav-chip{flex:none;font:500 11px var(--mono);letter-spacing:.08em;border:1px solid rgba(255,255,255,.35);padding:7px 10px}a:focus-visible,button:focus-visible{outline:2px solid var(--teal);outline-offset:2px}.nav a:focus-visible,.band--navy a:focus-visible,.dir--duct a:focus-visible{outline-color:var(--cyan)}
.cover{min-height:calc(100svh - 96px);display:flex;align-items:center;padding:96px 0 64px;background:var(--navy);color:#fff;position:relative;overflow:hidden}.cover:after{content:"";position:absolute;right:-4vw;bottom:-15vw;width:46vw;height:46vw;border:1px solid rgba(255,255,255,.09);border-radius:50%;box-shadow:0 0 0 7vw rgba(255,255,255,.02),0 0 0 14vw rgba(255,255,255,.02)}.cover .wrap{position:relative;z-index:1}.eyebrow,.secnum,.strip,.foot-note,.idmeta,.spec-note,.pal-h,.pal-m,.lab,.route-rail,.date-line{font-family:var(--mono)}.eyebrow{font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase}.cover .eyebrow,.band--navy .eyebrow,.dir--duct .eyebrow{color:var(--mist)}h1{max-width:1000px;margin-top:24px;font:800 clamp(4.2rem,2rem + 9vw,10rem)/.88 var(--display);letter-spacing:-.045em}h2{max-width:1030px;margin-top:14px;font:600 clamp(2.25rem,1.4rem + 3vw,4.5rem)/1.04 var(--display);letter-spacing:-.025em;text-wrap:balance}.deck{max-width:760px;margin-top:36px;color:var(--mist);font-size:20px;line-height:1.55}.cta-row{display:flex;align-items:center;gap:28px;flex-wrap:wrap;margin-top:40px}.btn{min-height:48px;display:inline-flex;align-items:center;padding:10px 18px;background:#fff;color:var(--navy);font-weight:600;text-decoration:none}.link-2{min-height:44px;display:inline-flex;align-items:center;color:#fff;text-underline-offset:5px}.strip{max-width:900px;margin-top:68px;padding-top:18px;border-top:1px solid rgba(255,255,255,.22);color:var(--mist);font-size:12px;letter-spacing:.1em;overflow-wrap:anywhere}
.band{padding:clamp(80px,9vw,144px) 0;border-bottom:1px solid var(--rule)}.band--paper{background:#fff}.band--alt{background:var(--alt)}.band--navy{background:var(--navy);color:#fff;border-color:rgba(255,255,255,.16)}.secnum{font-size:12px;letter-spacing:.12em;color:var(--steel)}.band .eyebrow{margin-top:5px;color:var(--steel)}.band--navy .secnum{color:var(--mist)}.lede{max-width:780px;margin-top:28px;font-size:19px;line-height:1.65;color:#344256}.band--navy .lede{color:var(--mist)}
.inv{display:grid;grid-template-columns:repeat(4,1fr);margin-top:64px;background:var(--rule);gap:1px;border:1px solid var(--rule)}.inv-cell{min-width:0;display:flex;flex-direction:column;padding:28px;background:#fff}.inv-h,.co-name{font:600 20px/1.2 var(--display)}.inv-fig{min-height:170px;display:flex;align-items:center;gap:12px;padding-block:22px}.inv-fig img{width:240px;height:auto}.inv-cap{font-size:15px;line-height:1.5;color:#405064}.chip{align-self:flex-start;display:inline-block;margin-top:auto;padding:5px 8px;border:1px solid currentColor;color:#6d28d9;font:600 11px var(--mono);letter-spacing:.08em}.chip--ok{color:#047857}.sw{width:54px;height:54px;flex:none;border:1px solid rgba(15,23,42,.12)}.sw-hex{font:500 12px var(--mono)}.line-spec{font:500 15px/1.6 var(--mono);overflow-wrap:anywhere}.quote blockquote{margin-top:16px}.quote figcaption{margin-top:20px;color:var(--steel);font:500 12px var(--mono)}.cos{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:56px;background:var(--rule);border:1px solid var(--rule)}.co{display:flex;flex-direction:column;min-height:330px;padding:32px;background:#fff}.co-letters{font:800 60px/.9 var(--display);color:var(--navy)}.co-name{margin-top:26px}.co-scope{margin:18px 0 28px;color:#405064}.foot-note{max-width:940px;margin-top:26px;font-size:12px;line-height:1.6;color:var(--steel)}
.items{margin-top:50px;padding:0;list-style:none;border-top:1px solid rgba(255,255,255,.2)}.item{display:grid;grid-template-columns:60px 210px minmax(0,1fr) auto;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid rgba(255,255,255,.2)}.item-n{font:500 12px var(--mono);color:var(--mist)}.item-h{font:600 19px var(--display)}.item-b{color:var(--mist)}.item .chip{margin:0;color:#fff;justify-self:start}
.dir{--field:#fff;--ink:#111;--accent:#5c10ec;--accent-tint:#f4f1fb;--rule:#ddd;padding:clamp(84px,9vw,150px) 0;color:var(--ink);background:var(--field);border-bottom:1px solid var(--rule)}.dir--duct{--field:#0a2463;--ink:#fff;--accent:#4b10c8;--accent-tint:#c4a9f5;--rule:rgba(255,255,255,.16)}.dir--violet{--field:#fff;--ink:#241c24;--accent:#5c10ec;--accent-tint:#f4f1fb;--rule:#e4ddf5;padding-block:clamp(110px,12vw,190px)}.dir--route{--field:#fafaf7;--ink:#111;--accent:#5c10ec;--accent-tint:#0a2463;--rule:#dddbd2}.dir-num{font:500 12px var(--mono);letter-spacing:.12em}.dir--duct .dir-num{color:var(--accent-tint)}.dir-name{margin-top:10px;font:800 clamp(3rem,1.4rem + 5vw,6.5rem)/.95 var(--display);letter-spacing:-.035em}.dir--violet .dir-name{font-weight:600;text-align:center}.dir--violet .dir-head{text-align:center;max-width:940px;margin-inline:auto}.dir-thesis{max-width:850px;margin-top:28px;font:600 clamp(1.5rem,1.1rem + 1.4vw,2.3rem)/1.25 var(--display)}.dir--violet .dir-thesis,.dir--violet .dir-rat{margin-inline:auto}.dir-rat{max-width:810px;margin-top:20px;color:color-mix(in srgb,var(--ink) 77%,transparent)}.lab{margin-top:74px;padding-bottom:12px;border-bottom:1px solid var(--rule);font-size:12px;letter-spacing:.12em;text-transform:uppercase}.spec-toggle{display:none;gap:4px;margin:20px 0}.js .spec-toggle{display:flex}.spec-toggle button{min-height:44px;padding:8px 13px;border:1px solid var(--rule);background:transparent;color:var(--ink);font:600 12px var(--sans);cursor:pointer}.spec-toggle button[aria-pressed="true"]{background:var(--ink);color:var(--field);border-color:var(--ink)}.spec{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);margin-top:22px}.idcell{min-width:0;padding:30px 24px;background:var(--field);color:var(--co,var(--accent))}.idmark{width:68px;height:68px}.lock{display:flex;align-items:center;gap:10px;margin-top:22px;color:var(--ink)}.lock-w{font:600 28px var(--display);letter-spacing:-.005em}.lock-r{width:1px;height:24px;background:currentColor;opacity:.4}.lock-t{font:600 11px var(--display);letter-spacing:.22em}.idmeta{margin-top:12px;color:color-mix(in srgb,var(--ink) 72%,transparent);font-size:12px;line-height:1.5;overflow-wrap:anywhere}.spec[data-mode="rev"] .idcell{background:var(--accent);color:#fff}.spec[data-mode="rev"] .idmark{color:#fff;--knock:var(--accent)}.spec[data-mode="ink"] .idcell{background:#fff;color:#111}.spec[data-mode="ink"] .idmark,.spec[data-mode="ink"] .lock,.spec[data-mode="ink"] .route-word{color:#111;--knock:#fff}.spec-note{max-width:900px;margin-top:18px;color:color-mix(in srgb,var(--ink) 72%,transparent);font-size:12px;line-height:1.6}.pal{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;margin-top:22px;background:var(--rule);border:1px solid var(--rule)}.pal-c{min-width:0;display:grid;grid-template-columns:40px 1fr;gap:4px 12px;padding:18px;background:var(--field)}.pal-sw{grid-row:1/4;width:40px;height:40px;border:1px solid rgba(0,0,0,.15)}.pal-n{font:600 14px var(--sans)}.pal-h{font-size:12px}.pal-m{grid-column:2;font-size:12px;line-height:1.4;color:color-mix(in srgb,var(--ink) 72%,transparent)}.rule-hard{max-width:800px;margin-top:20px;padding:18px;border:1px solid #5c10ec;font-weight:600}.typespec{margin-top:22px;padding:clamp(28px,4vw,58px);border:1px solid var(--rule)}.ts-d{font:800 clamp(2.5rem,1.4rem + 4vw,5rem)/1.02 var(--display)}.dir--violet .ts-d{font-weight:600;text-align:center}.ts-b{max-width:72ch;margin-top:25px}.dir--violet .ts-b{max-width:62ch;margin-inline:auto;text-align:center}.ts-m{margin-top:28px;font:500 12px var(--mono);letter-spacing:.1em;overflow-wrap:anywhere}.apps{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:24px}.app{min-width:0}.app-svg{width:100%;height:auto;background:#fff;border:1px solid var(--rule)}.app figcaption,.route-figure figcaption{margin-top:8px;color:color-mix(in srgb,var(--ink) 70%,transparent);font:400 12px/1.5 var(--mono)}.a-d{font-family:Saira,"Arial Narrow",system-ui,sans-serif;font-weight:600}.a-b{font-family:"Source Sans 3","Segoe UI",sans-serif}.a-m{font-family:"IBM Plex Mono",monospace}.costs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:22px;padding:0;background:var(--rule);list-style:none;border:1px solid var(--rule)}.costs li{padding:25px;background:var(--field)}
.route-grid{display:grid;grid-template-columns:repeat(12,1fr);column-gap:24px}.route-main{grid-column:1/8}.route-rail{grid-column:9/13;grid-row:1/3;border-left:1px solid var(--rule);padding-left:26px;font-size:12px;color:#0a2463}.route-rail p{padding:16px 0;border-bottom:1px solid var(--rule);overflow-wrap:anywhere}.route-word{position:relative;display:inline-block;font:600 36px/1 var(--display);color:#111;letter-spacing:-.015em}.cut-i{position:relative}.cut-i:after{content:"";position:absolute;width:8px;height:8px;left:1px;top:-3px;background:var(--co)}.route-tier{margin-top:13px}.route-id{border-left:4px solid var(--co)}.route-figure{margin-top:38px;padding:20px 0;border-block:1px solid var(--rule);color:#0a2463}.route-figure svg{width:100%;height:auto}.route-labels{display:none}.route-type .ts-d{font-family:var(--mono);font-weight:500;letter-spacing:-.03em}
.compare-table{margin-top:52px;overflow:hidden;border:1px solid var(--rule)}table{width:100%;border-collapse:collapse}th,td{padding:18px;text-align:left;vertical-align:top;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule)}thead th{background:var(--navy);color:#fff;font:600 14px var(--display)}tbody th{width:28%;font-weight:600}td{color:#344256}.compare-mobile{display:none}.recommend .trade{max-width:820px;margin-top:54px;padding-top:28px;border-top:1px solid rgba(255,255,255,.2)}.trade h3{font:600 24px var(--display)}.trade p{margin-top:14px;color:var(--mist)}.next-list{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:52px;padding:0;background:var(--rule);border:1px solid var(--rule);list-style:none}.next-list li{padding:28px;background:#fff}.next-list span{font:800 46px var(--display);color:var(--navy)}.next-list p{margin-top:18px}.date-line{margin-top:36px;font-size:14px}.btn--paper{background:var(--navy);color:#fff}.link-2--dark{color:var(--navy)}.foot{padding:38px var(--gutter);background:var(--navy);color:var(--mist);font:400 12px/1.6 var(--mono)}
@media(max-width:1439px){:root{--max:1180px;--gutter:48px}}@media(max-width:1199px){:root{--max:none;--gutter:32px}.nav{padding-inline:24px}.nav-chip{display:none}.pal{grid-template-columns:repeat(3,1fr)}}@media(max-width:899px){:root{--gutter:24px}.nav{height:56px;overflow-x:auto}.nav-links{min-width:max-content}.inv{grid-template-columns:repeat(2,1fr)}.cos{grid-template-columns:1fr}.co{min-height:0}.item{grid-template-columns:44px 150px 1fr}.item .chip{grid-column:3}.spec{grid-template-columns:repeat(2,1fr)}.pal{grid-template-columns:repeat(2,1fr)}.apps{grid-template-columns:1fr}.costs,.next-list{grid-template-columns:1fr}.route-main{grid-column:1/9}.route-rail{grid-column:10/13}}
@media(max-width:639px){:root{--gutter:16px}.status{padding-inline:16px;text-align:center;font-size:9px;letter-spacing:.04em}.nav{padding-inline:8px;overflow-x:auto;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}.nav-links{min-width:max-content;gap:8px}.nav-links a{padding-inline:6px;font-size:12px;white-space:nowrap}.cover{min-height:100svh;align-items:flex-start;padding-top:96px}.cover:after{width:90vw;height:90vw}.deck{font-size:18px}.strip{font-size:10px}.band,.dir{padding-block:64px}.inv{grid-template-columns:1fr}.inv-fig{min-height:120px}.cos{grid-template-columns:1fr}.item{grid-template-columns:34px minmax(0,1fr);gap:10px 12px}.item-h{grid-column:2}.item-b{grid-column:2}.item .chip{grid-column:2}.dir--violet{padding-block:72px}.lab{margin-top:56px}.spec{grid-template-columns:repeat(2,minmax(0,1fr))}.idcell{padding:20px 14px}.idmark{width:52px;height:52px}.lock{gap:6px}.lock-w{font-size:21px}.lock-t{font-size:10px}.pal{grid-template-columns:1fr}.apps{grid-template-columns:1fr;gap:18px}.route-grid{display:block}.route-rail{margin-top:28px;padding-left:16px}.route-rail p{font-size:12px}.route-main+.route-rail{margin-bottom:30px}.route-figure svg text{display:none}.route-labels{display:flex;justify-content:space-between;gap:12px;margin-top:8px;color:#0a2463;font:500 10px/1.4 var(--mono)}.compare-table{display:none}.compare-mobile{display:block;margin-top:40px}.compare-mobile>div{padding:20px 0;border-top:1px solid var(--rule)}.compare-mobile dt{font:600 17px var(--display)}.compare-mobile dd{margin-top:8px;color:#344256}.compare-mobile b{display:block;color:var(--ink);font-size:13px}.cta-row{align-items:stretch;flex-direction:column;gap:10px}.btn,.link-2{justify-content:center}.foot{padding-inline:16px}.ts-m,.idmeta,.route-rail,.strip{overflow-wrap:anywhere}.spec-toggle{flex-wrap:wrap}.spec-toggle button{flex:1;min-width:90px}.wrap{width:calc(100% - 32px)} }
@media(max-width:389px){.spec{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
@media print{.status,.nav,.skip,.spec-toggle,.cta-row{display:none!important}.cover{min-height:auto;padding:60px 0;background:#0a2463!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}.band,.dir{break-inside:avoid;padding:44px 0}.apps{grid-template-columns:repeat(2,1fr)}.app{break-inside:avoid}.foot{background:#0a2463!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}a{text-decoration:none}.route-rail{display:none}.route-main{grid-column:1/13}}