/* MF Fastener — single product */

:root{
  --coal:#141618; --coal2:#1c1f22; --panel:#202428;
  --txt:#eceeee; --mut:#9aa1a5; --hairline:rgba(255,255,255,.12);
  --crimson:#a01423; --crimson-bright:#c11f31; --crimson-deep:#6e0d18;
  --gold:#d9a93f; --gold-bright:#e9c565; --gold-deep:#b3872b;
  --silver:#cdd2d6;
  --fd:'Big Shoulders Display','Arial Narrow',sans-serif;
  --fb:'Archivo',system-ui,sans-serif;
  --fm:'IBM Plex Mono',ui-monospace,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--fb);color:var(--txt);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  background:
    radial-gradient(1100px 600px at 75% -10%, rgba(255,255,255,.05), transparent 60%),
    repeating-linear-gradient(115deg, rgba(255,255,255,.014) 0 2px, transparent 2px 7px),
    repeating-linear-gradient(25deg, rgba(0,0,0,.18) 0 1px, transparent 1px 9px),
    var(--coal)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}
.display{font-family:var(--fd);font-weight:800;text-transform:uppercase;line-height:.92;letter-spacing:.005em}
.eyebrow{font-family:var(--fm);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mut);display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--gold)}

/* utility + header */
.util{background:#0e1011;color:#9aa1a5;font-family:var(--fm);font-size:12px;border-bottom:1px solid var(--hairline)}
.util .wrap{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:16px;flex-wrap:wrap}
.util a{color:#d9dcdd}
.util a:hover{color:var(--gold-bright)}
.util .left,.util .right{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.util .divider{color:#3a3f43}
.rfq-count{display:inline-flex;align-items:center;gap:8px}
.rfq-count b{background:var(--crimson);color:#fff;min-width:20px;height:20px;border-radius:2px;display:inline-flex;align-items:center;justify-content:center;font-weight:600;padding:0 5px}
header{position:sticky;top:0;z-index:60;background:linear-gradient(180deg, rgba(20,22,24,.98), rgba(20,22,24,.92));backdrop-filter:blur(6px);border-bottom:1px solid var(--hairline)}
.nav-row{display:flex;align-items:center;justify-content:space-between;min-height:80px;gap:24px}
nav.main{display:flex;align-items:center;gap:2px}
nav.main a{font-weight:600;font-size:14.5px;padding:10px 13px;color:#d6dadc;border-bottom:2px solid transparent}
nav.main a:hover{color:var(--gold-bright)}
nav.main a.active{color:var(--gold-bright);border-color:var(--gold)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:800;font-size:14.5px;letter-spacing:.04em;padding:14px 26px;cursor:pointer;transition:all .15s ease;border:1px solid transparent;text-transform:uppercase;font-family:var(--fb)}
.btn.gold{background:linear-gradient(180deg,var(--gold-bright),var(--gold-deep));color:#221803;border-color:#8a6a1f;box-shadow:0 2px 14px rgba(217,169,63,.25)}
.btn.gold:hover{background:linear-gradient(180deg,#f2d47c,var(--gold));box-shadow:0 4px 20px rgba(217,169,63,.4)}
.btn.silver{background:transparent;color:var(--txt);border-color:#5a6167}
.btn.silver:hover{border-color:var(--silver);background:rgba(255,255,255,.05)}
.burger{display:none}
.nav-toggle{display:none}
.crumbs{font-family:var(--fm);font-size:12px;color:var(--mut);letter-spacing:.06em;padding:26px 0 0}
.crumbs a:hover{color:var(--gold-bright)}

/* product top */
.ptop{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;padding:28px 0 76px;align-items:start}
.gallery{position:relative;aspect-ratio:1/1;overflow:hidden;background:linear-gradient(180deg,#f2f4f5,#d3d8db);border:1px solid rgba(233,197,101,.3)}
.gallery img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply}
.gallery .cap{position:absolute;left:0;bottom:0;background:var(--crimson);color:#fff;font-family:var(--fm);font-size:11px;letter-spacing:.1em;padding:9px 14px;z-index:3}
.gallery .tag{position:absolute;top:0;left:0;background:#0e1011;color:var(--gold-bright);font-family:var(--fm);font-size:10.5px;letter-spacing:.1em;padding:7px 12px;z-index:3}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.thumbs .th{aspect-ratio:1/1;border:1px solid var(--hairline);background:linear-gradient(180deg,#f2f4f5,#d3d8db);padding:0;overflow:hidden;cursor:pointer;transition:all .15s ease;position:relative}
.thumbs .th img{width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply}
.thumbs .th:hover{border-color:var(--gold);color:var(--gold-bright)}
.thumbs .th.cur{border-color:var(--gold);color:var(--gold-bright)}

.pinfo .code{font-family:var(--fm);font-size:12px;color:var(--gold-bright);letter-spacing:.12em}
.pinfo h1{font-size:clamp(38px,4.4vw,60px);margin:10px 0 16px;color:#fff}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.chip{font-family:var(--fm);font-size:11.5px;letter-spacing:.06em;border:1px solid var(--hairline);background:rgba(255,255,255,.04);padding:7px 11px;color:#c3c8cb}
.chip b{color:var(--gold-bright)}
.pinfo p.desc{color:#c3c8cb;margin-bottom:26px;max-width:56ch}
.opt{margin-bottom:18px}
.opt .k{font-family:var(--fm);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--mut);margin-bottom:8px}
.optrow{display:flex;gap:8px;flex-wrap:wrap}
.optrow button{font-family:var(--fb);font-size:13.5px;font-weight:600;border:1px solid var(--hairline);background:rgba(255,255,255,.04);color:#dfe3e5;padding:10px 15px;cursor:pointer;transition:all .15s ease}
.optrow button.sel{border-color:var(--gold);background:var(--crimson);color:#fff}
.optrow button:hover:not(.sel){border-color:var(--gold);color:var(--gold-bright)}
.buy{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.qty{display:inline-flex;border:1px solid var(--hairline)}
.qty button{width:44px;background:rgba(255,255,255,.05);border:0;color:#fff;font-size:18px;cursor:pointer}
.qty button:hover{background:var(--crimson)}
.qty input{width:70px;text-align:center;border:0;border-left:1px solid var(--hairline);border-right:1px solid var(--hairline);background:transparent;color:#fff;font-family:var(--fm);font-size:15px}
.buy .btn{flex:1;min-width:210px}
.assure{margin-top:22px;border-top:1px solid var(--hairline);padding-top:16px;font-size:13.5px;color:var(--mut);display:flex;gap:22px;flex-wrap:wrap}
.assure span{display:flex;gap:8px;align-items:baseline}
.assure .m{font-family:var(--fm);font-size:10.5px;color:var(--gold);letter-spacing:.08em}

/* spec section */
.spec-sec{background:var(--coal2);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);padding:72px 0}
.spec-sec h2{font-size:clamp(32px,3.8vw,48px);margin:12px 0 32px;color:#fff}
.spec-sec h2 span{color:var(--gold)}
.spec-grid{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:start}
.spec-table{width:100%;border-collapse:collapse;font-size:14.5px}
.spec-table th{font-family:var(--fm);font-size:11px;letter-spacing:.12em;text-transform:uppercase;text-align:left;background:var(--crimson);color:#fff;padding:13px 16px;font-weight:500}
.spec-table td{padding:14px 16px;border-bottom:1px solid var(--hairline);color:#dfe3e5}
.spec-table tr:nth-child(even) td{background:rgba(255,255,255,.03)}
.spec-table td.g{font-weight:700;white-space:nowrap;color:#fff}
.dot{display:inline-block;width:11px;height:11px;border-radius:50%;margin-right:9px;border:1px solid rgba(255,255,255,.3)}
.dot.blue{background:#3b7fc4}.dot.yellow{background:#d9a93f}.dot.red{background:#c11f31}
.tbl-note{font-family:var(--fm);font-size:11.5px;color:var(--mut);letter-spacing:.04em;margin-top:14px}
.side-card{border:1px solid rgba(233,197,101,.3);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));padding:24px}
.side-card h3{font-family:var(--fm);font-size:11px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px;color:var(--gold-bright)}
.side-card ul{list-style:none}
.side-card li{padding:10px 0;border-bottom:1px solid var(--hairline);font-size:14px;display:flex;justify-content:space-between;gap:12px;color:#c3c8cb}
.side-card li:last-child{border-bottom:0}
.side-card li .v{font-weight:600;text-align:right;color:#fff}
.side-card .dl{margin-top:18px;display:block;text-align:center;font-family:var(--fm);font-size:12px;letter-spacing:.08em;border:1px solid var(--gold);color:var(--gold-bright);padding:12px;transition:all .15s ease}
.side-card .dl:hover{background:var(--gold);color:#221803}

/* related */
.related{padding:72px 0 86px}
.related h2{font-size:clamp(28px,3.2vw,42px);margin:12px 0 28px;color:#fff}
.rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.rel-grid a{background:linear-gradient(180deg,#9d1322,#700e19);border:1px solid rgba(233,197,101,.22);padding:22px 20px;transition:transform .18s ease, box-shadow .18s ease}
.rel-grid a:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,0,0,.45)}
.rel-grid .c{font-family:var(--fm);font-size:10.5px;color:var(--gold-bright);letter-spacing:.1em}
.rel-grid h3{font-size:16px;margin-top:8px;color:#fff}

.toast{position:fixed;bottom:24px;right:24px;background:#0e1011;color:#fff;padding:14px 20px;font-size:14px;border-left:3px solid var(--gold);opacity:0;transform:translateY(8px);transition:all .25s ease;z-index:99;pointer-events:none}
.toast.show{opacity:1;transform:none}

@media (max-width:1020px){
  .ptop{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .burger{display:inline-flex;flex-direction:column;gap:5px;background:none;border:0;padding:10px;cursor:pointer}
  .burger span{width:24px;height:2px;background:#e8e6df}
  nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:#141618;border-bottom:1px solid var(--hairline);flex-direction:column;align-items:stretch;padding:10px 20px 20px}
  .nav-toggle:checked ~ nav.main{display:flex}
  .header-cta{display:none}
  .rel-grid{grid-template-columns:1fr}
  .spec-table{font-size:12.5px}
  .spec-table th,.spec-table td{padding:10px 8px}
}
footer{background:linear-gradient(180deg,#8e1420,#4a0910);color:#f0d4d7;font-size:14px}
.f-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px;padding:64px 0 48px}
@media(max-width:900px){.f-top{grid-template-columns:1fr 1fr}}
footer h4{font-family:var(--fm);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-bright);margin-bottom:16px}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin-bottom:9px}
footer a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.f-social{display:flex;gap:8px;margin-top:14px}
.f-social a{width:34px;height:34px;border:1px solid rgba(255,255,255,.35);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-family:var(--fm);font-size:11px;font-weight:600;letter-spacing:.04em;transition:.2s}
.f-social a:hover{background:var(--gold);color:#221803;border-color:var(--gold);text-decoration:none}
.f-cat{display:inline-block;margin-top:12px;border:1px solid var(--gold);color:var(--gold-bright);font-family:var(--fm);font-size:11px;letter-spacing:.1em;padding:9px 12px}
.f-cat:hover{background:var(--gold);color:#221803;text-decoration:none}
.f-bottom{border-top:1px solid rgba(255,255,255,.18);padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:var(--fm);font-size:11.5px;color:#dfaeb4}
.f-bottom .drg{letter-spacing:.1em}
.f-legal a{margin-right:14px}

.pd-body{padding:70px 0 20px}
.pd-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:44px;align-items:start}
@media(max-width:900px){.pd-grid{grid-template-columns:1fr}}
.pd-body h2{font-size:clamp(26px,3vw,38px);margin:10px 0 16px;color:#fff}
.pd-body h2 span{color:var(--gold)}
.pd-body p{color:#c3c8cb;line-height:1.7;margin-bottom:16px;max-width:72ch}
.pd-body ul.apps{list-style:none;padding:0;margin:0 0 22px;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}
.pd-body ul.apps li{position:relative;padding-left:20px;color:#dfe3e5;font-size:14.5px}
.pd-body ul.apps li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;background:var(--gold);transform:rotate(45deg)}
.pd-opts{border:1px solid var(--hairline);padding:18px 20px;margin-top:6px}
.pd-opts h3{font-family:var(--fm);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-bright);margin:0 0 10px}
.pd-opts .row{margin-bottom:12px}.pd-opts .row:last-child{margin-bottom:0}
.pd-opts .k{font-family:var(--fm);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--mut);margin-bottom:6px}
.pd-opts .vals{display:flex;flex-wrap:wrap;gap:5px}
.pd-opts .vals span{font-family:var(--fm);font-size:11px;border:1px solid var(--hairline);padding:4px 8px;color:#dfe3e5}
.faq{padding:30px 0 70px}
.faq details{border-top:1px solid var(--hairline);padding:16px 0}
.faq details:last-of-type{border-bottom:1px solid var(--hairline)}
.faq summary{cursor:pointer;font-weight:700;color:#fff;font-size:16px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--gold);font-family:var(--fm);font-size:18px}
.faq details[open] summary::after{content:"–"}
.faq details p{color:#c3c8cb;margin:12px 0 0;max-width:72ch;line-height:1.7}
.origin-strip{font-family:var(--fm);font-size:11px;letter-spacing:.12em;text-transform:uppercase;padding:10px 14px;margin-bottom:16px;border-left:3px solid var(--gold);background:rgba(233,197,101,.06);color:#e9c565}
.origin-strip.imp{border-left-color:#8a939a;color:#c3c8cb;background:rgba(255,255,255,.03)}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo img{height:52px;width:auto;flex:none}
.wordmark{display:flex;flex-direction:column;line-height:1}
.wordmark b{font-family:var(--fd);font-weight:800;font-size:21px;letter-spacing:.02em;color:#fff}
.wordmark i{font-family:var(--fm);font-style:normal;font-size:9.5px;letter-spacing:.28em;color:var(--gold);margin-top:4px}
@media(max-width:600px){.logo img{height:42px}.wordmark b{font-size:17px}.wordmark i{font-size:8px;letter-spacing:.2em}}
.f-logo{display:inline-block;margin-bottom:18px}
.f-logo img{height:78px;width:auto}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
@media(max-width:760px){.tbl-scroll{margin-inline:-20px;padding-inline:20px}
.tbl-scroll::after{content:"SWIPE →";display:block;font-family:var(--fm);font-size:10px;letter-spacing:.14em;color:var(--mut);padding:8px 0 0}}
@media(max-width:600px){.rolebar .k,.notice-strip .k,.refnote-head .k{white-space:normal}
.apps{grid-template-columns:1fr!important}
.rel-grid,.capchips,.f-top{grid-template-columns:1fr 1fr!important}
.pd-grid,.spec-grid,.jn .jn-grid{grid-template-columns:1fr!important}}
@media(max-width:420px){.rel-grid,.capchips,.f-top{grid-template-columns:1fr!important}}
@media (max-width:1024px){.burger{display:inline-flex!important}.header-cta{display:none}}
@media (max-width:560px){
  .range-grid,.feat-grid,.mfg-grid,.tech-grid,.rel-grid,.capchips,.f-top,.depts-grid,.svc-grid,.rcell-grid{grid-template-columns:1fr!important}
  .stats,.stats-row{grid-template-columns:1fr 1fr!important}
  .right,.left{max-width:100%}
  .btn{width:100%;max-width:100%;box-sizing:border-box}
  .buy .btn{min-width:0}
  h1,.display{overflow-wrap:anywhere}
}
html,body{overflow-x:clip}
@supports not (overflow:clip){html,body{overflow-x:hidden}}

/* ---- WooCommerce single product adjustments ---- */
.gallery img{width:100%;height:auto;display:block}
.thumbs .th img{width:100%;height:100%;object-fit:contain;padding:6%;mix-blend-mode:multiply}
.spec-table td{vertical-align:top}
.pd-body .mf-entry-content{max-width:none}
.pd-body .mf-entry-content h2{font-size:clamp(20px,2.2vw,26px)}

/* ---- Gallery: fill the frame rather than leaving a gap ---- */
/* Keep the light backdrop the design depends on: product photos have white
   backgrounds and are composited with mix-blend-mode: multiply, which turns
   everything black over a dark colour. */
.gallery{position:relative;overflow:hidden;aspect-ratio:4/3;
  background:linear-gradient(180deg,#f2f4f5,#d3d8db);
  border:1px solid rgba(233,197,101,.3)}
.gallery img{position:absolute;inset:0;width:100%;height:100%;
  object-fit:contain;object-position:center;padding:6%;
  mix-blend-mode:multiply;display:block}
.gallery .cap{position:absolute;left:0;bottom:0;margin:0}
.gallery .tag{position:absolute;left:0;top:0;z-index:2}
@media(max-width:700px){.gallery{aspect-ratio:1/1}}

/* Main image wrapper — the blend and fit rules apply to the img inside it */
.mf-main-shot{position:absolute;inset:0}
.mf-main-shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:6%;mix-blend-mode:multiply;display:block}
.thumbs .th{cursor:pointer;background:linear-gradient(180deg,#f2f4f5,#d3d8db);border:1px solid var(--hairline);padding:0;overflow:hidden;aspect-ratio:1/1}
.thumbs .th.cur{border-color:var(--gold)}
.thumbs .th:hover{border-color:var(--gold-bright)}