/* ====================================================================
   HANGOOW · Shared B2B theme
   Reference: hzd.biz — warm light + burgundy/wine palette
   Used by: products.html / applications.html / capabilities.html /
            inventory.html / contact.html / inventory-detail.html
   ==================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=Roboto+Slab:wght@300;400;600;700&display=swap');

:root{
  --bg-base:#fbfcfd;           /* warm light background (hzd.biz) */
  --bg-soft:#f4f7f9;           /* warm grey — sections, footer */
  --bg-card:rgba(255,255,255,0.95);  /* white cards */
  --bg-card-2:#f7f7f7;         /* off-white cards */
  --bg-elev:#ffffff;           /* elevated white */

  --line:rgba(21,42,62,0.06);          /* faint burgundy line */
  --line-2:rgba(21,42,62,0.12);        /* slightly visible */
  --line-strong:rgba(21,42,62,0.20);   /* more visible */
  --grid:rgba(21,42,62,0.015);         /* very faint grid */

  --ink:#152a3e;               /* primary text — burgundy (hzd.biz body color) */
  --ink-2:#5c6a78;             /* secondary — lighter burgundy */
  --ink-3:#7d8b99;             /* tertiary — brighter burgundy */
  --ink-4:#a8a8a8;             /* faded grey */
  --ink-5:#cccccc;             /* very faded */

  --silver:#7d8b99;            /* warm dark grey */
  --cyan:#152a3e;              /* MAIN ACCENT — burgundy (replaces old cyan var) */
  --cyan-soft:#5c6a78;         /* lighter burgundy */
  --cyan-bright:#7d8b99;       /* brighter burgundy */

  --wine:#5c6a78;              /* dark wine — header/nav background */
  --wine-text:#f5f5f5;         /* soft pinkish white text on dark wine */
  --white:#FFFFFF;
  --success:#3a8b5b;
  --danger:#962317;

  --btn-bg:#152a3e;            /* burgundy button */
  --btn-bg-hover:#0f1f2f;     /* darker burgundy on hover */

  --grad-card:linear-gradient(180deg,#ffffff 0%,#f7f7f7 100%);
  --grad-hero:linear-gradient(180deg,#fbfcfd 0%,#f4f7f9 60%,#fbfcfd 100%);

  --r-sm:6px;--r-md:10px;--r-lg:16px;--r-xl:24px;--r-full:999px;
  --f-d:"Roboto Slab","SF Pro Display",-apple-system,sans-serif;
  --f-s:"Roboto",-apple-system,BlinkMacSystemFont,sans-serif;
  --f-m:"JetBrains Mono","SF Mono",Consolas,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--f-s);background:var(--bg-base);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative;min-height:100vh}

/* shared background — light warm tones */
.bg-layer{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  background:radial-gradient(ellipse at 50% 38%,rgba(21,42,62,0.035) 0%,transparent 55%),
             radial-gradient(ellipse at 50% 100%,rgba(92,106,120,0.04) 0%,transparent 60%),
             var(--grad-hero)}
.grid-overlay{position:fixed;inset:0;z-index:1;pointer-events:none;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:80px 80px;opacity:0.5}
.wafer-halo{position:fixed;top:35%;left:50%;transform:translate(-50%,-50%);width:580px;height:580px;z-index:1;pointer-events:none;opacity:0.05;
  background:
    radial-gradient(circle,transparent 32%,rgba(21,42,62,0.04) 32.5%,transparent 34%),
    radial-gradient(circle,transparent 45%,rgba(21,42,62,0.03) 45.5%,transparent 47%),
    radial-gradient(circle,rgba(92,106,120,0.06) 0%,transparent 65%);
  animation:haloRotate 60s linear infinite}
@keyframes haloRotate{0%{transform:translate(-50%,-50%) rotate(0deg)}100%{transform:translate(-50%,-50%) rotate(360deg)}}
.stars{position:fixed;inset:0;z-index:1;pointer-events:none}
.stars .s{position:absolute;width:2px;height:2px;background:#152a3e;border-radius:50%;opacity:var(--star-o,0.25);animation:starTwinkle 2.8s ease-in-out infinite alternate}
.stars .s:nth-child(2n){animation-duration:2.2s;animation-delay:.6s}
.stars .s:nth-child(3n){animation-duration:3.5s;animation-delay:1.2s}
.stars .s:nth-child(5n){animation-duration:2.5s;animation-delay:.2s}
@keyframes starTwinkle{0%{opacity:calc(var(--star-o,0.25)*0.35);transform:scale(1)}100%{opacity:calc(var(--star-o,0.25)*1.4);transform:scale(1.6)}}

/* Nav — dark wine header (hzd.biz style) */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 48px;background:rgba(251,252,253,0.92);backdrop-filter:blur(20px);border-bottom:1px solid var(--line);transition:all .3s}
.nav.scrolled{background:rgba(251,252,253,0.97);border-bottom-color:var(--line-2);box-shadow:0 2px 16px rgba(21,42,62,0.06)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-logo{width:36px;height:36px;border-radius:50%;overflow:hidden;box-shadow:0 0 0 1px rgba(240,240,240,0.15),0 2px 8px rgba(0,0,0,0.3);position:relative;flex-shrink:0}
.brand-logo::after{content:"";position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 30% 25%,rgba(255,255,255,0.25),transparent 50%);pointer-events:none;z-index:2}
.brand-logo img{width:100%;height:100%;display:block;object-fit:cover;border-radius:50%;image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges}
/* Brand wordmark — HANGOOW with a TECH sublabel (GaleraTech-style)
   Driven entirely by ::after pseudo-element, so every nav and footer
   across the site picks it up with no HTML changes. */
.brand-name{
  font-family:var(--f-d);font-weight:700;font-size:16px;letter-spacing:1.5px;
  color:var(--ink);line-height:1;display:inline-flex;flex-direction:column;align-items:flex-start;gap:4px;
  padding:2px 0;position:relative;transition:color .2s
}
.brand-name::after{
  content:"TECH \00B7 MICROELECTRONICS";
  font-family:var(--f-m);font-weight:600;font-size:8.5px;letter-spacing:2.4px;
  color:var(--cyan);text-transform:uppercase;line-height:1;
  display:inline-flex;align-items:center;gap:5px
}
.brand-name::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--cyan) 0%,var(--cyan-soft) 100%);
  border-radius:1px;opacity:0;transform:scaleY(.4);transform-origin:top;transition:all .25s ease
}
.brand:hover .brand-name::before{opacity:1;transform:scaleY(1)}
.brand:hover .brand-name{color:var(--cyan)}
.brand:hover .brand-name::after{color:var(--cyan-bright)}
.nav-menu{display:flex;gap:32px;font-size:13.5px;font-weight:500}
.nav-menu a{color:var(--ink-2);text-decoration:none;transition:color .2s;position:relative}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a.active{color:var(--ink);font-weight:600}
.nav-menu a::after{content:"";position:absolute;bottom:-6px;left:0;width:0;height:1px;background:var(--ink);transition:width .25s}
.nav-menu a:hover::after,.nav-menu a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-cta{padding:8px 20px;border-radius:var(--r-full);background:transparent;color:var(--ink);font-weight:600;font-size:12.5px;border:1.5px solid rgba(21,42,62,0.35);cursor:pointer;text-decoration:none;transition:all .2s;display:inline-block}
.nav-cta:hover{background:#0f1f2f}

.wrap{max-width:1200px;margin:0 auto;padding:0 48px;position:relative;z-index:10}
section{position:relative;z-index:10}

/* Page hero (sub-page banner) */
.page-hero{position:relative;padding:140px 0 56px;text-align:center}
.page-hero-tag{display:inline-block;padding:4px 12px;border-radius:var(--r-full);background:transparent;border:1px solid var(--line-2);font-family:var(--f-m);font-size:10px;letter-spacing:2px;color:var(--ink-3);text-transform:uppercase;margin-bottom:48px;opacity:0.85}
.page-hero-tag::before{content:"\2022";margin-right:8px;color:var(--ink-3)}
.page-hero h1{font-family:var(--f-d);font-size:clamp(34px,4.4vw,56px);font-weight:300;letter-spacing:-1.2px;line-height:1.1;color:var(--ink);margin-bottom:24px}
.page-hero h1 .thin{font-weight:300;color:var(--ink-3)}
.page-hero p{max-width:620px;margin:0 auto;font-size:15.5px;color:var(--ink-2);line-height:1.75}

/* Section blocks */
.sec{padding:72px 0}
.sec-head{text-align:center;margin-bottom:48px}
.sec-tag{display:inline-block;padding:4px 12px;border-radius:var(--r-full);background:transparent;border:1px solid var(--line-2);font-family:var(--f-m);font-size:10.5px;letter-spacing:1.8px;color:var(--cyan-soft);text-transform:uppercase;margin-bottom:18px}
.sec-title{font-family:var(--f-d);font-size:clamp(28px,3.5vw,42px);font-weight:300;letter-spacing:-1px;color:var(--ink);margin-bottom:14px}
.sec-title .light{font-weight:300;color:var(--ink-3)}
.sec-desc{max-width:640px;margin:0 auto;font-size:14.5px;color:var(--ink-2)}

/* Cards — white on warm light bg */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{padding:28px 24px;background:var(--grad-card);border:1px solid var(--line-2);border-radius:var(--r-lg);transition:border-color .2s;display:block;text-decoration:none}
.card:hover{border-color:var(--line-strong)}
.card-icon{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-md);background:rgba(21,42,62,0.05);color:var(--cyan-soft);margin-bottom:18px}
.card:hover .card-icon{background:rgba(21,42,62,0.10);color:var(--cyan)}
.card h3{font-family:var(--f-d);font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px}
.card p{font-size:13px;color:var(--ink-3);line-height:1.65;margin-bottom:16px}
.card-en{font-family:var(--f-m);font-size:10.5px;color:var(--cyan);letter-spacing:0.5px;margin-bottom:8px}
.card-cta{display:inline-block;margin-top:8px;padding:6px 14px;background:transparent;border:1px solid var(--line-2);color:var(--cyan);font-size:11.5px;font-weight:600;border-radius:var(--r-sm);text-decoration:none;transition:all .2s}
.card-cta:hover{background:var(--btn-bg);border-color:var(--btn-bg);color:#FFFFFF}
.tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;margin-bottom:12px}
.tag-list span{padding:3px 10px;background:rgba(21,42,62,0.04);border:1px solid var(--line);border-radius:var(--r-sm);font-size:10.5px;font-family:var(--f-m);color:var(--cyan)}
.spec-table{margin:14px 0;background:rgba(247,241,240,0.6);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.spec-row{display:flex;justify-content:space-between;padding:8px 14px;font-size:12px;border-bottom:1px solid var(--line)}
.spec-row:last-child{border-bottom:none}
.spec-row .k{color:var(--ink-3);font-family:var(--f-m)}
.spec-row .v{color:var(--ink);font-weight:500}

/* CTA banner */
.cta{padding:80px 0;text-align:center}
.cta-card{background:#ffffff;border:1px solid var(--line-2);border-radius:var(--r-xl);padding:48px 36px;position:relative;overflow:hidden}
.cta h2{font-family:var(--f-d);font-size:30px;font-weight:700;color:var(--ink);margin-bottom:14px}
.cta p{font-size:15px;color:var(--ink-2);max-width:520px;margin:0 auto 28px}
.cta-btns{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.cta-primary{display:inline-block;padding:13px 32px;background:transparent;border:1.5px solid var(--ink);color:var(--ink);font-weight:600;font-size:14px;border-radius:var(--r-full);text-decoration:none;transition:all .2s}
.cta-primary:hover{background:var(--btn-bg);border-color:var(--btn-bg);color:#FFFFFF}
.cta-secondary{display:inline-block;padding:13px 32px;background:transparent;border:1px solid var(--line-strong);color:var(--ink);font-weight:600;font-size:14px;border-radius:var(--r-full);text-decoration:none;transition:all .2s}
.cta-secondary:hover{border-color:var(--cyan);color:var(--cyan)}

/* Footer — light warm (hzd.biz style) */
footer{padding:56px 0 28px;border-top:1px solid var(--line);background:#f4f7f9}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.foot-brand .brand{margin-bottom:18px}
.foot-brand p{font-size:12.5px;color:var(--ink-3);max-width:340px}
.foot-col h4{font-family:var(--f-d);font-size:12.5px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:0.4px}
.foot-col a{display:block;font-size:12.5px;color:var(--ink-3);text-decoration:none;margin-bottom:8px;transition:color .2s}
.foot-col a:hover{color:var(--cyan)}
.foot-bot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;border-top:1px solid var(--line);font-size:11.5px;color:var(--ink-4)}

/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);padding:11px 22px;background:#5c6a78;border:1px solid rgba(240,240,240,0.12);border-radius:var(--r-full);color:#f5f5f5;font-size:12.5px;font-weight:500;backdrop-filter:blur(12px);z-index:200;opacity:0;transition:all .3s;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* Stars auto-spawn */
.stars[data-spawn]::after{content:"";position:absolute;inset:0}

/* Mobile: drop the decorative TECH · MICROELECTRONICS sublabel
   + tighten nav so the full top bar fits inside ~360 px viewports. */
@media(max-width:768px){
  .brand-name::after{display:none}
  .brand-name{padding:0}
  .nav{padding:0 16px;height:58px;gap:8px}
  .nav-cta{padding:7px 14px;font-size:11.5px}
  .soc-fb{width:26px;height:26px}
  .nav-actions{gap:8px}
}

/* Responsive */
@media(max-width:1024px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav{padding:0 24px}
  .nav-menu{display:none}
  .split-layout{grid-template-columns:1fr !important}
  .split-visual{display:none !important}
  .pair{grid-template-columns:1fr !important}
  .pair.reverse .pair-text{order:2}
  .pair.reverse .pair-visual{order:1}
  .asym-grid{grid-template-columns:repeat(2,1fr) !important}
  .asym-large{grid-column:span 2 !important;grid-row:span 1 !important}
}
@media(max-width:768px){
  .wrap{padding:0 20px}
  .nav{padding:0 20px}.nav-menu{display:none}
  .page-hero{padding:110px 0 40px}
  .page-hero.page-hero-left{text-align:left}
  .page-hero.page-hero-left .page-hero-content{margin:0}
  .card-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .wafer-halo{width:340px;height:340px}
  .asym-grid{grid-template-columns:1fr !important}
  .asym-large{grid-column:span 1 !important}
  .pair{grid-template-columns:1fr !important;gap:24px !important}
  .pair.reverse .pair-text{order:1}
  .pair.reverse .pair-visual{order:2}
  .split-layout{grid-template-columns:1fr !important}
  .split-visual{min-height:300px !important}
}

/* ====================================================================
   Section block (page-internal divider — replaces "all whitespace" PPT look)
   ==================================================================== */
.sec-block{padding:80px 0;position:relative}
.sec-block.shaded{background:rgba(232,238,243,0.6);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-2) 20%,var(--line-2) 80%,transparent);margin:0;border:none}

/* ====================================================================
   Split layout (left text + right faint visual)
   ==================================================================== */
.split-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.split-text h1,.split-text h2,.split-text h3{text-align:left}
.split-text p{text-align:left}
.split-visual{position:relative;min-height:420px;display:flex;align-items:center;justify-content:center;opacity:0.85}
.split-visual svg{width:100%;max-width:520px;height:auto}

/* ====================================================================
   Asymmetric card grid (varying sizes for visual hierarchy)
   ==================================================================== */
.asym-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:minmax(180px,auto);gap:20px}
.asym-large{grid-column:span 2;grid-row:span 2}

/* ====================================================================
   Text+visual alternating pair (Capabilities page)
   ==================================================================== */
.pair{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:48px 0;border-bottom:1px solid var(--line)}
.pair:last-child{border-bottom:none}
.pair.reverse .pair-text{order:2}
.pair-text h3{font-family:var(--f-d);font-size:22px;font-weight:600;color:var(--ink);margin-bottom:12px;text-align:left}
.pair-text p{font-size:14px;color:var(--ink-2);line-height:1.75;margin-bottom:14px;text-align:left}
.pair-text .keyword-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.pair-visual{display:flex;align-items:center;justify-content:center;min-height:240px}
.pair-visual svg{width:100%;max-width:280px;height:auto;opacity:0.7}

/* ====================================================================
   Keyword highlight tags (inline pills for important nouns)
   ==================================================================== */
.keyword-tag{display:inline-block;padding:2px 9px;border-radius:var(--r-sm);background:rgba(21,42,62,0.06);border:1px solid var(--line-2);color:var(--cyan);font-size:11px;font-family:var(--f-m);font-weight:600;letter-spacing:0.3px;margin:0 2px;vertical-align:middle}
.keyword-bar{display:flex;align-items:center;gap:12px;margin:14px 0}
.keyword-bar .vbar{width:3px;height:18px;background:var(--cyan);border-radius:2px;flex-shrink:0}
.keyword-bar .label{font-family:var(--f-m);font-size:11.5px;color:var(--ink-3);letter-spacing:0.8px;text-transform:uppercase}

/* ====================================================================
   Page-corner decorations (very faint chip-outline, <10% opacity)
   ==================================================================== */
.corner-decor{position:absolute;width:160px;height:160px;pointer-events:none;opacity:0.05;z-index:1}
.corner-decor svg{width:100%;height:100%}
.corner-tl{top:80px;left:0}
.corner-tr{top:80px;right:0;transform:scaleX(-1)}
.corner-bl{bottom:80px;left:0;transform:scaleY(-1)}
.corner-br{bottom:80px;right:0;transform:scale(-1,-1)}

/* ====================================================================
   Ambient scene photos — faint photographic washes that blend into
   the warm background. Decorative only (aria-hidden), desktop-only
   for side variants. Always insert as FIRST child of a positioned
   parent; the `.ambient ~ *` rule keeps real content above.
   ==================================================================== */
.ambient{position:absolute;pointer-events:none;z-index:0;overflow:hidden}
.ambient img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(0.88) contrast(0.98);
  animation:ambZoom 22s ease-in-out infinite alternate;transform-origin:center center}
/* very slow Ken Burns — keeps the hero photo feeling alive.
   The container's overflow:hidden + edge mask keep the zoom subtle. */
@keyframes ambZoom{
  0%{transform:scale(1) translate(0,0)}
  100%{transform:scale(1.07) translate(-1.2%,-1%)}
}
/* right-edge wash (page heroes) — fades in from the right */
.ambient.amb-right{top:0;bottom:0;right:0;width:48%;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,0.5) 55%,#000 100%);
  mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,0.5) 55%,#000 100%)}
.ambient.amb-right img{opacity:0.42}
/* clearer variant for wafer / fabrication close-ups — reads distinctly */
.ambient.amb-right.amb-strong img{opacity:0.58}
/* full-bleed wash (inside cta-card etc.) — soft vignette top & bottom */
.ambient.amb-full{inset:0;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,0.45) 0%,#000 45%,#000 70%,rgba(0,0,0,0.45) 100%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,0.45) 0%,#000 45%,#000 70%,rgba(0,0,0,0.45) 100%)}
.ambient.amb-full img{opacity:0.25}
.ambient.amb-full.amb-strong img{opacity:0.38}
/* soft radial backdrop behind an existing SVG visual (cap-visual) */
.ambient.amb-behind{inset:0;border-radius:var(--r-lg);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 55%,transparent 98%);
  mask-image:radial-gradient(ellipse at center,#000 55%,transparent 98%)}
.ambient.amb-behind img{opacity:0.30}
/* keep real content above ambient washes */
.ambient ~ *{position:relative;z-index:1}
@media(max-width:1024px){.ambient.amb-right{display:none}}

/* ====================================================================
   Scroll-triggered reveal animation (subtle, B2B-friendly)
   1. Add .reveal class to any element you want to animate in
   2. Use data-reveal-delay="N" to stagger by N ms
   3. JS at the bottom of the page registers an IntersectionObserver
   ==================================================================== */
/* Visible by default — content is NEVER hidden if JS fails to load.
   The fade-in is a progressive enhancement, gated on the `.js` class that
   the page's inline <head> script sets before first paint. */
.reveal{opacity:1;transform:none}
.js .reveal:not(.in){opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.js .reveal.in{opacity:1;transform:translateY(0)}
.reveal[data-reveal-delay="1"]{transition-delay:.1s}
.reveal[data-reveal-delay="2"]{transition-delay:.2s}
.reveal[data-reveal-delay="3"]{transition-delay:.3s}
.reveal[data-reveal-delay="4"]{transition-delay:.4s}
.reveal[data-reveal-delay="5"]{transition-delay:.5s}
.reveal[data-reveal-delay="6"]{transition-delay:.6s}

/* hover refinement: cards lift 2-4px with faint border brighten, NO glow */
.card.lift:hover,.app-card.lift:hover,.cat-card.lift:hover,.cap-card.lift:hover,.cert-card.lift:hover{transform:translateY(-3px);box-shadow:0 6px 18px rgba(21,42,62,0.10)}
.card.lift,.app-card.lift,.cat-card.lift,.cap-card.lift,.cert-card.lift{transition:transform .25s,border-color .25s,box-shadow .25s}

/* prefers-reduced-motion respect — must override the .js gated hide */
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none !important;animation:none !important}
  .js .reveal:not(.in){opacity:1 !important;transform:none !important}
  *{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}
}

/* shared IntersectionObserver — run on every page that uses .reveal */

/* More dropdown (galera-style nav) */
.nav-more{position:relative;display:flex;align-items:center}
.nav-more-label{color:var(--ink-2);font-size:13.5px;font-weight:500;cursor:default;transition:color .2s;user-select:none}
.nav-more:hover .nav-more-label{color:var(--ink)}
.nav-drop{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(6px);background:#ffffff;border:1px solid var(--line-2);border-radius:12px;box-shadow:0 14px 36px rgba(21,42,62,0.10);padding:6px;min-width:152px;opacity:0;visibility:hidden;transition:all .18s;display:flex;flex-direction:column;z-index:200}
.nav-drop::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.nav-more:hover .nav-drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-drop a{padding:9px 14px;border-radius:8px;color:var(--ink-2);font-size:13px;font-weight:500;text-decoration:none}
.nav-drop a:hover{background:rgba(21,42,62,0.05);color:var(--ink)}
.nav-drop a::after{display:none}

/* social icons */
.soc-fb{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#1877F2;color:#ffffff;text-decoration:none;transition:all .2s;flex-shrink:0}
.soc-fb:hover{background:#1465c0;transform:translateY(-1px)}

/* ====================================================================
   Inventory table + category filter (inventory pages)
   ==================================================================== */
.inv-tools{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:28px}
.inv-filter{padding:8px 18px;border-radius:var(--r-full);border:1px solid var(--line-2);background:#ffffff;color:var(--ink-2);font-size:12.5px;font-weight:600;cursor:pointer;transition:all .2s;font-family:var(--f-s)}
.inv-filter:hover{border-color:var(--line-strong);color:var(--ink)}
.inv-filter.active{background:var(--btn-bg);border-color:var(--btn-bg);color:#FFFFFF}
.inv-table{background:var(--grad-card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.inv-row{display:grid;grid-template-columns:2.2fr 1fr 2fr 1fr 1fr 1fr;align-items:center;padding:14px 22px;border-bottom:1px solid var(--line);font-size:13.5px;color:var(--ink-2);transition:background .15s}
.inv-row:hover:not(.hd){background:rgba(21,42,62,0.015)}
.inv-row:last-child{border-bottom:none}
.inv-row.hd{font-family:var(--f-m);font-size:10.5px;letter-spacing:1.3px;color:var(--ink-3);text-transform:uppercase;background:rgba(232,238,243,0.4)}
.inv-mpn{font-family:var(--f-m);font-size:12.5px;color:var(--ink);font-weight:600}
.inv-mpn small{display:block;font-family:var(--f-s);font-size:10.5px;color:var(--ink-3);font-weight:400;margin-top:2px}
.inv-brand{color:var(--cyan);font-weight:600}
.inv-stock{font-family:var(--f-m);font-size:11.5px}
.inv-stock.high{color:var(--success)}
.inv-stock.low{color:var(--danger)}
.inv-price{font-family:var(--f-m);color:var(--ink);font-weight:600}
.inv-action{text-align:right}
.inv-btn{display:inline-block;padding:6px 14px;background:transparent;border:1px solid var(--line-2);color:var(--cyan);font-size:11.5px;font-weight:600;border-radius:var(--r-sm);text-decoration:none;transition:all .2s}
.inv-btn:hover{background:var(--btn-bg);border-color:var(--btn-bg);color:#FFFFFF}
.inv-empty{padding:36px 20px;text-align:center;color:var(--ink-3);font-size:13px}
@media(max-width:768px){
  .inv-row{grid-template-columns:1fr;gap:4px;padding:12px 16px}
  .inv-row.hd{display:none}
  .inv-action{text-align:left}
}

/* ====================================================================
   Language switcher (EN / 中文 / 日本語 / 한국어)
   Injected into .nav-actions on every page by assets/site-i18n.js
   ==================================================================== */
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:var(--r-full);
  background:rgba(255,255,255,0.78);border:1px solid var(--line-2);
  box-shadow:0 2px 8px rgba(21,42,62,0.06);backdrop-filter:blur(8px)}
.lang-switch-nav{flex:0 0 auto;margin-right:2px}
.lang-btn{appearance:none;-webkit-appearance:none;border:0;background:transparent;
  color:var(--ink-2);font-family:var(--f-m);font-size:11px;font-weight:600;letter-spacing:.3px;
  padding:6px 11px;border-radius:var(--r-full);cursor:pointer;transition:all .18s;white-space:nowrap;line-height:1.2}
.lang-btn:hover{color:var(--ink);background:rgba(21,42,62,0.05)}
.lang-btn.active{background:var(--btn-bg);color:#fff}
.lang-btn.active:hover{background:var(--btn-bg);color:#fff}
.lang-btn:focus-visible{outline:2px solid var(--cyan);outline-offset:1px}
.lang-btn .lb-mini{display:none}
@media(max-width:1024px){
  .lang-btn .lb-full{display:none}
  .lang-btn .lb-mini{display:inline}
  .lang-btn{padding:5px 8px;font-size:11.5px}
  .lang-switch{padding:2px}
}
@media(max-width:768px){
  .lang-btn{padding:4px 7px;font-size:11px}
  .lang-switch-nav{margin-right:0}
}

/* ====================================================================
   Mobile hamburger drawer (≤1024px)
   Toggled by a `body.nav-open` class set by assets/site-i18n.js mount().
   The button is hidden on desktop; the panel slides the hidden
   .nav-menu into a vertical, full-width dropdown.
   ==================================================================== */
.nav-burger{display:none;align-items:center;justify-content:center;position:relative;
  width:38px;height:38px;border-radius:10px;flex:0 0 auto;
  background:rgba(255,255,255,0.7);border:1px solid var(--line-2);cursor:pointer;padding:0}
.nav-burger span,.nav-burger span::before,.nav-burger span::after{
  content:"";display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .25s ease,background .2s ease}
.nav-burger span{position:relative}
.nav-burger span::before{position:absolute;left:0;top:-6px}
.nav-burger span::after{position:absolute;left:0;top:6px}
body.nav-open .nav-burger span{background:transparent}
body.nav-open .nav-burger span::before{top:0;transform:rotate(45deg)}
body.nav-open .nav-burger span::after{top:0;transform:rotate(-45deg)}

@media(max-width:1024px){
  .nav-burger{display:inline-flex}
  .soc-fb{display:none}               /* free space for burger + lang + CTA */

  .nav-menu{
    position:fixed;top:0;left:0;right:0;z-index:99;
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    padding:80px 24px 28px;
    background:rgba(251,252,253,0.98);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line-2);
    box-shadow:0 16px 40px rgba(21,42,62,0.12);
    transform:translateY(-110%);transition:transform .28s ease,visibility .28s,opacity .28s;
    visibility:hidden;opacity:0;
    will-change:transform;max-height:100vh;overflow-y:auto}
  body.nav-open .nav-menu{transform:translateY(0);visibility:visible;opacity:1}
  .nav-menu a{padding:14px 6px;font-size:15px;width:100%;
    border-bottom:1px solid var(--line);color:var(--ink-2)}
  .nav-menu a::after{display:none}
  .nav-menu a.active{color:var(--ink);font-weight:600}

  /* "More" becomes an always-open inline group inside the drawer */
  .nav-more{width:100%;flex-direction:column;align-items:stretch}
  .nav-more-label{padding:14px 6px;font-size:15px;width:100%;border-bottom:1px solid var(--line);color:var(--ink-2)}
  .nav-drop{position:static;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border:0;background:transparent;padding:0 0 6px 14px;min-width:0}
  .nav-drop a{padding:10px 6px;font-size:13.5px;border-bottom:0;color:var(--ink-3)}
  .nav-drop::before{display:none}
}
body.nav-open{overflow:hidden}