/* PRODUCTS PAGE (products.html): categories on the left, products on the right.
   Loads after main.css / theme.css / modern.css. */

/* main.css sets overflow-x:hidden on body, which stops position:sticky from working. clip does not. */
html:has(body.products-page){overflow-x:visible}
body.products-page{background:var(--off-white);padding-top:72px;overflow:visible}
@supports (overflow:clip){body.products-page{overflow-x:clip}}
.cat-wrap{max-width:1360px;margin:0 auto;padding-left:clamp(16px,4vw,40px);padding-right:clamp(16px,4vw,40px)}

/* ---- banner ---- */
.cat-banner{
  padding:clamp(40px,6vw,64px) 0 clamp(36px,5vw,52px);
  background:
    radial-gradient(700px 300px at 85% 0%,rgba(43,181,255,.28),transparent 65%),
    linear-gradient(120deg,#061631,#0b2a63);
  color:#fff;
}
.cat-banner .section-tag{color:var(--teal-light);margin-bottom:12px}
.cat-banner h2{font:700 clamp(26px,3.4vw,42px)/1.15 var(--font-head);letter-spacing:-.025em;max-width:820px;margin-bottom:14px;color:#fff}
.cat-banner p{max-width:640px;color:rgba(255,255,255,.78);font-size:16px;line-height:1.65}

/* ---- layout ---- */
.cat-layout{
  display:grid;grid-template-columns:300px minmax(0,1fr);gap:32px;
  align-items:start;margin-top:0;padding-top:36px;padding-bottom:88px;position:relative;
}

/* ---- left: category tree ---- */
.cat-side{
  /* stays in view while the product list scrolls */
  position:sticky;top:88px;max-height:calc(100vh - 108px);overflow-y:auto;
  background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:var(--sh-md);
  padding:20px 14px 14px;
}
/* quiet, thin scrollbar for the category tree (the site default is a bright blue bar) */
.cat-side{scrollbar-width:thin;scrollbar-color:var(--border) transparent;overscroll-behavior:contain}
.cat-side::-webkit-scrollbar{width:6px}
.cat-side::-webkit-scrollbar-track{background:transparent}
.cat-side::-webkit-scrollbar-thumb{background:var(--border);border-radius:6px}
.cat-side::-webkit-scrollbar-thumb:hover{background:var(--mid)}
.cat-side-head{font:700 11px var(--font-ui);letter-spacing:1.8px;text-transform:uppercase;color:var(--mid);padding:0 10px 12px}
.cat-tree,.cat-sub{list-style:none;margin:0;padding:0}
.cat-sub{margin:2px 0 6px 18px;padding-left:10px;border-left:2px solid var(--light)}
.cat-link{
  width:100%;display:flex;align-items:center;gap:8px;text-align:left;
  padding:10px 10px;border:0;border-radius:12px;background:none;cursor:pointer;
  font:600 14px/1.3 var(--font-ui);color:var(--navy);
  transition:background .2s,color .2s;
}
.cat-link:hover{background:var(--off-white);color:var(--blue)}
.cat-link.active{background:rgba(31,107,255,.1);color:var(--blue-deep)}
.cat-item.depth-0>.cat-link{font-size:14.5px;font-weight:700}
.cat-item:not(.depth-0)>.cat-link{font-weight:500;font-size:13.5px;color:var(--body)}
.cat-item:not(.depth-0)>.cat-link.active{font-weight:700;color:var(--blue-deep)}
.cat-name{flex:1;min-width:0}
.cat-count{
  flex:none;min-width:24px;padding:2px 7px;border-radius:999px;text-align:center;
  font:700 11px/1.5 var(--font-ui);background:var(--light);color:var(--blue-deep);
}
.cat-link.active .cat-count{background:var(--blue);color:#fff}
.cat-caret{flex:none;width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg);margin:0 4px 0 2px;transition:transform .25s}
.cat-caret.open{transform:rotate(45deg)}
.cat-caret.spacer{border-color:transparent;transform:none}
.cat-side-help{
  display:flex;flex-direction:column;gap:2px;margin:14px 6px 4px;padding:14px 16px;border-radius:14px;
  background:linear-gradient(135deg,var(--navy),#0b2a63);color:#fff;text-decoration:none;
}
.cat-side-help strong{font:600 14px var(--font-ui)}
.cat-side-help span{font-size:13px;color:var(--teal-light)}
.cat-toggle{display:none}

/* ---- right: header, toolbar ---- */
/* <section> gets big side padding from modern.css/main.css: reset it so the content lines up with the sidebar */
.cat-view{min-width:0;padding:0}
.cat-view section,.cat-view .pd-hero{scroll-margin-top:90px}
.cat-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font:500 13px var(--font-ui);color:var(--mid);margin-bottom:14px}
.cat-crumbs a,.crumb-btn{color:var(--mid);background:none;border:0;padding:0;cursor:pointer;font:inherit;text-decoration:none}
.cat-crumbs a:hover,.crumb-btn:hover{color:var(--blue)}
.cat-crumbs .cur{color:var(--navy);font-weight:600}
.cat-crumbs .sep{opacity:.5}
.cat-head{margin-bottom:22px}
.cat-eyebrow{display:inline-block;font:700 11px var(--font-ui);letter-spacing:1.8px;text-transform:uppercase;color:var(--blue);margin-bottom:8px}
.cat-head h1{font:700 clamp(26px,3vw,36px)/1.15 var(--font-head);letter-spacing:-.025em;color:var(--navy);margin-bottom:10px}
.cat-head p{max-width:760px;color:var(--body);font-size:15.5px;line-height:1.7}
.cat-subchips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.cat-chip{
  padding:8px 16px;border-radius:999px;border:1px solid var(--border);background:#fff;cursor:pointer;
  font:600 13px var(--font-ui);color:var(--navy);transition:all .2s;
}
.cat-chip:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-1px)}
.cat-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.cat-results{font:600 14px var(--font-ui);color:var(--mid)}
.cat-toolbar input{
  width:min(320px,100%);max-width:100%;box-sizing:border-box;padding:11px 16px;border-radius:12px;border:1px solid var(--border);background:#fff;
  font:500 14px var(--font-body);color:var(--navy);
}
.cat-toolbar input:focus{outline:3px solid rgba(31,107,255,.25);border-color:var(--blue)}
.cat-empty{grid-column:1/-1;padding:40px;text-align:center;color:var(--mid)}

/* ---- product cards ---- */
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(260px,100%),1fr));gap:22px}
.pcard{
  display:flex;flex-direction:column;text-align:left;padding:0;overflow:hidden;cursor:pointer;
  background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:var(--sh-sm);
  font-family:inherit;color:inherit;
  animation:pcardIn .5s var(--ease-out) both;animation-delay:calc(var(--i,0)*45ms);
  transition:transform .35s var(--ease-out),box-shadow .35s var(--ease-out),border-color .25s;
}
.pcard:hover,.pcard:focus-visible{transform:translateY(-6px);box-shadow:var(--sh-md);border-color:rgba(31,107,255,.4)}
.pcard:focus-visible{outline:3px solid rgba(31,107,255,.4);outline-offset:2px}
.pcard.static{cursor:default}
.pcard.static:hover{transform:none;box-shadow:var(--sh-sm);border-color:var(--border)}
@keyframes pcardIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.pcard-pic{
  position:relative;display:flex;align-items:center;justify-content:center;
  aspect-ratio:1200/630;padding:0;overflow:hidden;
  background:radial-gradient(circle at 50% 40%,#fff,var(--off-white));
  border-bottom:1px solid var(--border);
}
.pcard-pic img{width:100%;height:100%;object-fit:contain;transition:transform .5s var(--ease-out)}
.pcard:hover .pcard-pic img{transform:scale(1.06)}
.pcard-ph{font:800 34px var(--font-head);color:var(--blue);opacity:.35}
.pcard-badge{
  position:absolute;top:12px;left:12px;padding:5px 11px;border-radius:999px;
  font:700 11px var(--font-ui);letter-spacing:.3px;color:var(--blue-deep);
  background:rgba(255,255,255,.92);border:1px solid var(--border);
}
.pcard-badge.static{position:static;display:inline-block;margin-bottom:12px;background:rgba(31,107,255,.1);border-color:transparent}
.pcard-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px 20px;flex:1}
.pcard-body strong{font:700 16.5px/1.3 var(--font-head);letter-spacing:-.015em;color:var(--navy)}
.pcard-desc{font-size:13.5px;line-height:1.6;color:var(--body);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pcard-go{margin-top:auto;padding-top:6px;font:600 13.5px var(--font-ui);color:var(--blue)}
.pcard-go::after{content:' →';display:inline-block;transition:transform .3s var(--ease-out)}
.pcard:hover .pcard-go::after{transform:translateX(4px)}

/* ---- product detail ---- */
.cat-back{
  margin-bottom:18px;padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:#fff;cursor:pointer;
  font:600 13px var(--font-ui);color:var(--navy);transition:all .2s;
}
.cat-back:hover{border-color:var(--blue);color:var(--blue)}
.pd-hero{
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:28px;align-items:center;
  padding:clamp(22px,3vw,40px);border-radius:24px;border:1px solid var(--border);background:#fff;box-shadow:var(--sh-sm);
  margin-bottom:26px;
}
.pd-hero h1{font:700 clamp(26px,3vw,38px)/1.15 var(--font-head);letter-spacing:-.025em;color:var(--navy);margin-bottom:12px}
.pd-tag{font-size:16px;line-height:1.65;color:var(--body);margin-bottom:22px}
.pd-cta{display:flex;flex-wrap:wrap;gap:12px}
.pd-hero-pic{display:flex;align-items:center;justify-content:center;aspect-ratio:1200/630;border-radius:18px;overflow:hidden;
  background:radial-gradient(circle at 50% 40%,#fff,var(--off-white));border:1px solid var(--border)}
.pd-hero-pic img{width:100%;height:100%;object-fit:contain}
.pd-cols{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:26px;align-items:start}
.pd-main,.pd-side{background:#fff;border:1px solid var(--border);border-radius:20px;padding:26px 28px}
.pd-main h2,.pd-side h2{font:700 12px var(--font-ui);letter-spacing:1.8px;text-transform:uppercase;color:var(--blue);margin:0 0 14px}
.pd-main h2:not(:first-child){margin-top:26px}
.pd-ticks,.pd-chips{list-style:none;margin:0;padding:0}
.pd-ticks li{position:relative;padding:0 0 12px 30px;font-size:15px;line-height:1.6;color:var(--body)}
.pd-ticks li::before{content:'✓';position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;background:var(--blue)}
.pd-chips{display:flex;flex-wrap:wrap;gap:8px}
.pd-chips li{padding:7px 14px;border-radius:999px;background:var(--off-white);border:1px solid var(--border);font:500 13.5px var(--font-ui);color:var(--navy)}
.pd-side dl{margin:0}
.pd-side dt{font:600 12px var(--font-ui);color:var(--mid);text-transform:uppercase;letter-spacing:.8px;margin-top:14px}
.pd-side dt:first-child{margin-top:0}
.pd-side dd{margin:3px 0 0;font:600 14.5px/1.45 var(--font-ui);color:var(--navy);padding-bottom:14px;border-bottom:1px solid var(--light)}
.pd-side dd:last-child{border-bottom:0;padding-bottom:0}
.pd-h2{font:700 22px var(--font-head);letter-spacing:-.02em;color:var(--navy);margin:38px 0 10px}
.pd-lead{max-width:780px;color:var(--body);line-height:1.7;margin-bottom:18px}
.pd-note{margin-top:22px;font-size:13px;color:var(--mid)}
.pd-steps{list-style:none;counter-reset:s;margin:14px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.pd-steps li{counter-increment:s;background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px 20px;display:flex;flex-direction:column;gap:6px}
.pd-steps li::before{content:counter(s,decimal-leading-zero);font:800 22px var(--font-head);color:var(--blue)}
.pd-steps strong{font:700 15px var(--font-ui);color:var(--navy)}
.pd-steps span{font-size:13.5px;line-height:1.6;color:var(--body)}

/* ---- S7-1200 G2 module list ---- */
.mod-groups{display:grid;gap:12px}
.mod-group{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden}
.mod-group summary{
  display:flex;align-items:center;gap:12px;padding:16px 20px;cursor:pointer;list-style:none;
  font:700 15.5px var(--font-ui);color:var(--navy);
}
.mod-group summary::-webkit-details-marker{display:none}
.mod-group summary::after{content:'';margin-left:auto;width:8px;height:8px;border-right:2px solid var(--mid);border-bottom:2px solid var(--mid);transform:rotate(45deg);transition:transform .25s}
.mod-group[open] summary::after{transform:rotate(-135deg)}
.mod-title{flex:0 1 auto}
.mod-count{padding:2px 9px;border-radius:999px;background:var(--light);color:var(--blue-deep);font:700 11.5px var(--font-ui)}
.mod-note{margin:0;padding:0 20px 8px;font-size:13.5px;color:var(--mid)}
.mod-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:14px;padding:6px 20px 20px}
.mod-card{background:var(--off-white);border:1px solid var(--border);border-radius:14px;padding:16px 16px 8px;
  transition:border-color .2s,box-shadow .2s}
.mod-card:hover{border-color:rgba(31,107,255,.4);box-shadow:var(--sh-sm)}
.mod-card.safe{border-top:3px solid #f5c400}
.mod-card header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
.mod-card strong{font:700 14.5px/1.3 var(--font-ui);color:var(--navy)}
.mod-safe{flex:none;padding:3px 9px;border-radius:999px;background:#fff3b8;color:#6b5600;font:700 10.5px var(--font-ui);letter-spacing:.4px;text-transform:uppercase}
.mod-card ul{list-style:none;margin:0;padding:0}
.mod-card li{display:flex;flex-direction:column;gap:2px;padding:9px 0;border-top:1px solid var(--border)}
.mod-var{font:500 13px/1.4 var(--font-ui);color:var(--body)}
.mod-no{font:600 12.5px ui-monospace,Consolas,monospace;color:var(--blue-deep);user-select:all}
.mod-card li.mod-spec{border-top:0;padding:2px 0 8px}
.mod-card li.mod-spec .mod-var{font-size:12.5px;color:var(--mid)}

/* ---- tablet / phone ---- */
@media (max-width:1000px){
  .pd-cols{grid-template-columns:1fr}
  .pd-hero{grid-template-columns:1fr}
}
@media (max-width:860px){
  .cat-layout{grid-template-columns:1fr;gap:16px;padding-top:20px}
  .cat-toggle{
    display:flex;align-items:center;justify-content:space-between;width:100%;
    padding:14px 18px;border-radius:14px;border:1px solid var(--border);background:#fff;box-shadow:var(--sh-md);cursor:pointer;
    font:700 15px var(--font-ui);color:var(--navy);
  }
  .cat-toggle-hint{font:500 12.5px var(--font-ui);color:var(--mid)}
  .cat-side{display:none;position:static;max-height:none}
  .cat-side.open{display:block}
  .mod-cards{padding:6px 14px 16px}
}

/* module group pages (e.g. Signal boards) */
.mod-cards.wide{padding:0;grid-template-columns:repeat(auto-fill,minmax(min(280px,100%),1fr));gap:18px}
.mod-cards.wide .mod-card{background:#fff;box-shadow:var(--sh-sm)}
.cat-chip.on{background:var(--navy);border-color:var(--navy);color:#fff}

/* module group page with a picture: text left, picture right */
.cat-head.has-pic{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,260px);gap:24px;align-items:center}
.cat-head-pic{border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--border);box-shadow:var(--sh-sm);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.cat-head-pic img{display:block;max-width:100%;max-height:100%;object-fit:contain}
@media (max-width:700px){.cat-head.has-pic{grid-template-columns:1fr}}

/* small product picture in each module group header (product detail page) */
.mod-thumb{flex:0 0 auto;width:56px;height:56px;border-radius:12px;background:#fff;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;overflow:hidden}
.mod-thumb img{max-width:100%;max-height:100%;object-fit:contain;display:block}

/* bigger click area for the expand/collapse arrow in the category tree */
.cat-caret{position:relative}
.cat-caret:not(.spacer)::after{content:'';position:absolute;inset:-12px}
.cat-caret:not(.spacer):hover{color:var(--blue)}

/* picture inside a module card (memory cards, power supply) */
.mod-card-pic{height:120px;margin:4px 0 8px;border-radius:12px;background:#fff;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;overflow:hidden}
.mod-card-pic img{max-width:100%;max-height:100%;object-fit:contain;display:block}

/* animation above the sub-category cards */
.cat-banner-anim{max-width:640px;margin:0 0 22px;border-radius:20px;overflow:hidden;background:#000326;border:1px solid var(--border);box-shadow:var(--sh-md)}
.cat-banner-anim img{display:block;width:100%;height:auto;max-height:420px;object-fit:contain;margin:0 auto}
.cat-banner-anim figcaption{padding:12px 18px;background:#fff;color:var(--body);font-size:14px;line-height:1.5}

/* NFC animation in the product overview picture slot */
.pd-hero-pic.anim{background:#000326;border-radius:20px;overflow:hidden}
.pd-hero-pic.anim img{width:100%;height:100%;object-fit:contain}

/* search results grouped by category */
.mod-results{display:flex;flex-direction:column;gap:26px}
.mod-result-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;width:100%;margin:0 0 12px;padding:10px 14px;border:1px solid var(--line,#dfe6f3);border-radius:12px;background:#f3f7ff;color:#061631;font:600 .95rem/1.3 'Poppins',sans-serif;text-align:left;cursor:pointer}
.mod-result-head:hover{background:#e8f0ff}
.mod-result-path{flex:1 1 auto}
.mod-result-n{font:600 .78rem/1 'Inter',sans-serif;color:#1f6bff;background:#fff;border-radius:999px;padding:5px 10px}
.mod-result-go{font:600 .8rem/1 'Inter',sans-serif;color:#1f6bff}