/* ---------- Tokens: "Bench record" ---------- */
:root{
  --paper:      #F7F8F6;  /* instrument-white, cool, never cream */
  --card:       #FFFFFF;
  --ink:        #16241F;  /* deep meter-window green-black */
  --ink-soft:   #3E4B45;
  --steel:      #5C6861;
  --brass:      #9C5A22;  /* machined brass - the only signal colour */
  --brass-lit:  #C0782C;  /* non-text marks only, never white text */
  --rule:       #D8DED8;
  --surface:    #EDF1ED;
  --grid:       rgba(22,36,31,.05);
  --sans: "IBM Plex Sans", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --wrap: 1180px;
  --gutter: clamp(20px, 4vw, 48px);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:var(--sans); font-size:16px; line-height:1.65;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.band--ink :focus-visible,.topbar--ink :focus-visible{outline-color:#fff}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.band{padding-block:clamp(64px,7.5vw,104px)}
.band--surface{background:var(--surface);border-block:1px solid var(--rule)}
.band--ink{background:var(--ink);color:var(--card)}

.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.005em}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:100}
.skip:focus{left:12px;top:12px}

/* ---------- Two-line masthead ---------- */
.topbar-line1{border-bottom:1px solid var(--rule);background:var(--card)}
.topbar-line1 .wrap{display:flex;flex-wrap:wrap;gap:8px 32px;align-items:baseline;justify-content:space-between;padding-block:9px}
.company-line{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline}
.legal{font-size:12.5px;color:var(--steel);letter-spacing:.02em}
.tagline{font-size:12.5px;color:var(--steel)}
.topbar-contacts{display:flex;gap:24px;font-size:13px;align-items:center;flex-wrap:wrap}
.topbar-contacts a:hover{text-decoration:underline;text-underline-offset:3px}
.topbar-contacts a.mono{color:var(--ink-soft)}
.topbar-contacts .wa-top{display:inline-flex;align-items:center;gap:6px;color:var(--ink)}
.topbar-contacts .wa-top svg{width:15px;height:15px;fill:var(--brass)}

.nav-wrap{border-bottom:1px solid var(--rule);background:var(--card)}
.nav-wrap .wrap{display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:24px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:30px;height:30px;flex:none}
.brand-name{font-size:21px;font-weight:600;letter-spacing:.055em;line-height:1}
.brand-sub{font-size:11.5px;color:var(--steel);letter-spacing:.02em;margin-top:3px;line-height:1;display:block}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:14.5px;color:var(--ink-soft)}
.nav a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.nav .nav-quote{color:var(--ink);font-weight:500;border-bottom:2px solid var(--brass);padding-bottom:2px}
.nav .nav-quote:hover{color:var(--brass);text-decoration:none;border-color:var(--ink)}
.mobile-menu{display:none}

/* ---------- Hero: an instrument record, not a pitch ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--rule)}
.hero-grid{
  position:absolute;inset:0 0 0 46%;pointer-events:none;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 30%,#000 70%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 30%,#000 70%,transparent);
}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(40px,6vw,84px);align-items:center;padding-block:clamp(64px,8vw,116px)}
.hero-copy{max-width:34rem}
.hero-kicker{font-size:13px;color:var(--brass);margin-bottom:22px;letter-spacing:.01em}
h1{
  font-size:clamp(2.3rem,4.2vw,3.6rem);font-weight:600;line-height:1.07;
  letter-spacing:-.032em;margin-bottom:22px;
}
.hero-lead{font-size:clamp(1rem,1.2vw,1.1rem);color:var(--ink-soft);max-width:33rem;line-height:1.72}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px 28px;margin-top:34px}
.btn{
  display:inline-block;font-size:15px;font-weight:500;padding:14px 24px;
  border:1px solid transparent;cursor:pointer;font-family:inherit;line-height:1.2;
}
.btn--brass{background:var(--brass);color:#fff}
.btn--brass:hover{background:#854A1A}
.btn--outline{background:var(--card);color:var(--ink);border-color:var(--ink)}
.btn--outline:hover{border-color:var(--brass);color:var(--brass)}
.text-link{font-size:15px;color:var(--ink);border-bottom:1px solid var(--brass);padding-bottom:2px}
.text-link:hover{color:var(--brass)}
.hero-note{margin-top:30px;font-size:13px;color:var(--steel);max-width:31rem}

/* Record card + measuring scale */
.hero-record{display:grid;grid-template-columns:1fr 42px;gap:16px;align-items:stretch}
.record-stack{position:relative}
.record-stack .record-card{transition:opacity .45s ease}
.record-stack .record-card + .record-card{position:absolute;inset:0;opacity:0;visibility:hidden;pointer-events:none}
.record-stack .record-card.is-active{opacity:1;visibility:visible;pointer-events:auto}
.record-dots{display:flex;gap:10px;margin-top:14px;justify-content:center}
.record-dot{width:10px;height:10px;border:1px solid var(--steel);background:transparent;border-radius:50%;padding:0;cursor:pointer}
.record-dot.is-active{background:var(--brass);border-color:var(--brass)}
.record-dot:hover{border-color:var(--brass)}
.record-card{
  background:var(--card);border:1px solid var(--rule);position:relative;
  padding:18px 20px 0;
}
.record-card::before{content:"";position:absolute;left:-1px;top:-1px;width:3px;height:46px;background:var(--brass-lit)}
.record-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--rule)}
.record-label{font-size:12.5px;color:var(--steel)}
.record-model{font-size:13.5px;font-weight:500}
.record-figure{position:relative;height:clamp(190px,20vw,246px);overflow:hidden}
.record-figure img{position:absolute;inset:18px 10px;width:calc(100% - 20px);height:calc(100% - 36px);object-fit:contain;mix-blend-mode:multiply}
.record-readouts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule)}
.readout{padding:13px 12px 15px;border-left:1px solid var(--rule)}
.readout:first-child{border-left:0;padding-left:0}
.readout dt{font-size:11.5px;color:var(--steel);margin-bottom:5px}
.readout dd{font-size:14px;font-weight:500;font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.record-foot{border-top:1px solid var(--rule);padding:12px 0 14px;font-size:13px}
.record-foot a{border-bottom:1px solid var(--brass);padding-bottom:1px}
.record-foot a:hover{color:var(--brass)}

.scale{display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;padding-block:6px;font-size:10.5px;color:var(--steel);position:relative}
.scale::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--rule)}
.scale span{position:relative;padding-left:16px;font-family:var(--mono);font-variant-numeric:tabular-nums}
.scale span::before{content:"";position:absolute;left:0;top:50%;width:11px;height:1px;background:var(--steel)}
.scale span:first-child::before,.scale span:last-child::before{width:15px;background:var(--brass-lit)}

/* One orchestrated entrance, nothing else moves on load */
.hero .reveal{animation:rise .68s cubic-bezier(.2,.7,.2,1) both}
.hero .reveal:nth-child(1){animation-delay:.02s}
.hero .reveal:nth-child(2){animation-delay:.10s}
.hero .reveal:nth-child(3){animation-delay:.18s}
.hero .reveal:nth-child(4){animation-delay:.26s}
.hero .reveal:nth-child(5){animation-delay:.34s}
.hero-record.reveal{animation-delay:.22s}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ---------- Fact strip: a spec row, not stat cards ---------- */
.facts{border-bottom:1px solid var(--rule);background:var(--card)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{display:flex;gap:12px;align-items:baseline;padding:20px 22px;border-left:1px solid var(--rule)}
.fact:first-child{border-left:0;padding-left:0}
.fact dt{font-size:12.5px;color:var(--steel);flex:none}
.fact dd{font-size:14px;font-weight:500}

/* ---------- Section heads ---------- */
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:38px;flex-wrap:wrap}
.section-head h2{font-size:clamp(1.65rem,2.5vw,2.15rem);font-weight:600;letter-spacing:-.024em;line-height:1.18}
.section-head p{color:var(--ink-soft);max-width:38rem;margin-top:12px;font-size:15px}
.section-head .head-link{font-size:14px;border-bottom:1px solid var(--brass);padding-bottom:2px;white-space:nowrap}
.section-head .head-link:hover{color:var(--brass)}

/* ---------- Product records ---------- */
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.product{border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--card);display:flex;flex-direction:column}
.product-figure{position:relative;height:186px;border-bottom:1px solid var(--rule);background:var(--card);overflow:hidden}
.product-figure img{position:absolute;inset:20px 26px;width:calc(100% - 52px);height:calc(100% - 40px);object-fit:contain;mix-blend-mode:multiply}
.product-body{padding:20px 24px 24px;display:flex;flex-direction:column;flex:1}
.product-model{font-size:12.5px;color:var(--brass);margin-bottom:9px}
.product h3{font-size:1.075rem;font-weight:600;line-height:1.35;letter-spacing:-.012em;margin-bottom:9px}
.product h3 a{color:inherit;text-decoration:none}
.product h3 a:hover{color:var(--brass)}
.product p{font-size:14px;color:var(--ink-soft);line-height:1.6;max-width:34rem}
.product-specs{display:flex;flex-wrap:wrap;gap:6px 0;margin-top:auto;padding-top:20px;border-top:1px solid var(--rule);font-size:12.5px;color:var(--steel)}
.product-specs span{padding-right:14px;margin-right:14px;border-right:1px solid var(--rule)}
.product-specs span:last-child{border-right:0;margin-right:0;padding-right:0}
.product-link{margin-top:16px;font-size:13.5px;align-self:flex-start;border-bottom:1px solid var(--brass);padding-bottom:2px}
.product-link:hover{color:var(--brass)}

/* ---------- Standards table ---------- */
.std-table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--rule)}
.std-table th,.std-table td{text-align:left;padding:16px 20px;border-bottom:1px solid var(--rule);vertical-align:top}
.std-table thead th{font-size:12.5px;font-weight:500;color:var(--steel);background:var(--surface)}
.std-table tbody tr:last-child th,.std-table tbody tr:last-child td{border-bottom:0}
.std-table tbody tr:hover{background:#F3F6F2}
.std-table th{font-weight:500;font-size:15px;width:22%}
.std-table .methods{font-size:13.5px;color:var(--ink-soft);line-height:1.9}
.std-table .go{width:130px;text-align:right;font-size:13.5px;white-space:nowrap}
.std-table .go a{border-bottom:1px solid var(--brass);padding-bottom:2px}
.std-table .go a:hover{color:var(--brass)}
.std-note{margin-top:16px;font-size:13px;color:var(--steel)}

/* ---------- Applications ---------- */
.app-grid{display:grid;grid-template-columns:repeat(2,1fr);column-gap:56px;border-top:1px solid var(--rule)}
.app-grid li{border-bottom:1px solid var(--rule)}
.app-grid a{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:17px 2px;font-size:15.5px}
.app-grid a:hover{color:var(--brass)}
.app-grid a span:last-child{font-size:12.5px;color:var(--steel)}
.app-grid a:hover span:last-child{color:var(--brass)}

/* ---------- How we work ---------- */
.approach{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule)}
.approach > div{padding:26px 28px 4px 0;border-right:1px solid var(--rule);margin-right:28px}
.approach > div:last-child{border-right:0;margin-right:0}
.approach h3{font-size:1.05rem;font-weight:600;margin-bottom:10px;letter-spacing:-.012em}
.approach p{font-size:14.5px;color:var(--ink-soft)}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--rule)}
.faq-list details{border-bottom:1px solid var(--rule)}
.faq-list summary{
  list-style:none;cursor:pointer;padding:20px 40px 20px 0;position:relative;
  font-size:1.02rem;font-weight:500;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);
  font-family:var(--mono);font-size:20px;font-weight:400;color:var(--brass);
}
.faq-list details[open] summary::after{content:"\2212"}
.faq-list details p{padding:0 3rem 22px 0;color:var(--ink-soft);font-size:15px;max-width:46rem}

/* ---------- Closing band ---------- */
.band--ink .closing{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:end}
.band--ink h2{font-size:clamp(1.9rem,3.2vw,2.8rem);font-weight:600;letter-spacing:-.028em;line-height:1.14;max-width:20ch}
.band--ink .closing p{color:#C9D3CC;margin-top:18px;max-width:34rem;font-size:15.5px}
.closing-actions{display:flex;flex-direction:column;align-items:flex-start;gap:18px}
.closing-actions .btn{background:var(--brass);color:#fff}
.closing-actions .btn:hover{background:#B06A2B}
.closing-actions .direct{display:flex;flex-direction:column;gap:6px;font-size:14px;color:#C9D3CC}
.closing-actions .direct a{color:#fff;border-bottom:1px solid rgba(255,255,255,.5);align-self:flex-start;padding-bottom:1px}
.closing-actions .direct a:hover{border-color:#fff}
.closing-actions .direct .wa-direct{display:inline-flex;align-items:center;gap:8px}
.closing-actions .direct .wa-direct svg{width:15px;height:15px;fill:#fff}

/* ---------- Footer ---------- */
.site-footer{background:var(--card);border-top:1px solid var(--rule);padding-block:56px 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:40px;padding-bottom:44px}
.footer-brand p{font-size:14px;color:var(--ink-soft);margin-top:14px;max-width:20rem}
.footer-col h3{font-size:13px;font-weight:600;margin-bottom:16px}
.footer-col li{margin-bottom:10px;font-size:14px;color:var(--ink-soft)}
.footer-col a:hover{color:var(--brass);text-decoration:underline;text-underline-offset:3px}
.footer-col .wa-footer{display:inline-flex;align-items:center;gap:7px}
.footer-col .wa-footer svg{width:15px;height:15px;fill:var(--brass)}
.footer-bottom{border-top:1px solid var(--rule);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--steel)}

/* ---------- WhatsApp: site-wide, one configurable number ---------- */
.wa-float{
  position:fixed;right:24px;bottom:24px;z-index:40;
  display:inline-flex;align-items:center;gap:9px;
  background:var(--ink);color:#fff;border:1px solid var(--ink);
  padding:11px 15px;font-size:13.5px;font-weight:500;text-decoration:none;
}
.wa-float svg{width:19px;height:19px;fill:currentColor;flex:none}
.wa-float:hover{background:var(--brass);border-color:var(--brass);color:#fff}
.wa-float:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

/* ---------- Page-level details (product pages) ---------- */
.detail{padding-block:clamp(36px,4vw,56px) clamp(64px,7vw,96px)}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--steel);margin-bottom:32px}
.breadcrumb a{border-bottom:1px solid var(--brass);padding-bottom:1px}
.breadcrumb a:hover{color:var(--brass)}
.breadcrumb strong{color:var(--ink);font-weight:500}
.page-title{font-size:clamp(1.9rem,3vw,2.55rem);font-weight:600;letter-spacing:-.028em;line-height:1.14;margin-bottom:16px}
.page-lead{font-size:15.5px;color:var(--ink-soft);max-width:44rem}
.rule-top{border-top:1px solid var(--rule)}
.block{margin-top:clamp(48px,6vw,76px)}
.block h2{font-size:clamp(1.35rem,2vw,1.75rem);font-weight:600;letter-spacing:-.024em;margin-bottom:18px}
.block .hint{font-size:13.5px;color:var(--steel);margin:-8px 0 18px;max-width:44rem}
.detail-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(32px,4.5vw,64px);align-items:start}
.detail-grid .facts .wrap{grid-template-columns:repeat(2,1fr)}
.detail-grid .fact{border-left:0;padding-left:0;border-bottom:1px solid var(--rule);padding-bottom:14px}
.detail-grid .fact:nth-child(odd){padding-right:18px}
.detail-grid .fact:nth-child(even){border-left:1px solid var(--rule);padding-left:18px}
.detail-grid .fact:nth-last-child(-n+2){border-bottom:0}
.detail-hero{background:var(--card);border:1px solid var(--rule);position:relative;height:clamp(280px,32vw,420px);overflow:hidden}
.detail-hero img{position:absolute;inset:22px;width:calc(100% - 44px);height:calc(100% - 44px);object-fit:contain;mix-blend-mode:multiply}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule);margin-top:14px}
.thumbs .thumb{border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--card);height:110px;position:relative;padding:0;cursor:zoom-in}
.thumbs .thumb:hover{background:var(--grid)}
.thumbs img{position:absolute;inset:10px;width:calc(100% - 20px);height:calc(100% - 20px);object-fit:contain;mix-blend-mode:multiply}
.detail-hero img{cursor:zoom-in}
.imgbox{border:1px solid var(--rule);background:var(--paper);padding:0;max-width:min(1100px,94vw);max-height:92vh}
.imgbox::backdrop{background:rgba(22,36,31,.78)}
.imgbox img{display:block;width:100%;height:auto;max-height:92vh;object-fit:contain}
.spec-table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--rule);font-size:14px}
.spec-table th,.spec-table td{text-align:left;padding:13px 18px;border-bottom:1px solid var(--rule);vertical-align:top}
.spec-table tbody tr:last-child th,.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table th{width:40%;font-weight:500;color:var(--ink)}
.spec-table td{color:var(--ink-soft)}
.spec-table tbody tr:hover{background:#F3F6F2}
.tag-list{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.tag-list li,.tag-list a{display:block;padding:12px 16px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--card);font-size:13.5px;color:var(--ink)}
.tag-list a:hover{color:var(--brass)}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.related-card{border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--card);padding:18px 20px;display:flex;flex-direction:column;gap:8px}
.related-card img{height:110px;width:100%;object-fit:contain;mix-blend-mode:multiply}
.related-name{font-size:14px;font-weight:500;line-height:1.4}
.related-card a.related-name:hover{color:var(--brass)}
.related-model{font-size:12.5px;color:var(--brass)}
.related-meta{font-size:12.5px;color:var(--steel)}
.quick-actions{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;margin-top:28px}
.no-price{font-size:13px;color:var(--steel);margin-top:14px}

/* ---------- Enquiry message form ---------- */
.hp-field{position:absolute;left:-9999px;height:0;width:0;opacity:0}
.msg-form{max-width:640px;margin-top:6px}
.msg-form label{display:block;font-size:13px;color:var(--steel);margin:14px 0 0}
.msg-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:22px}
.msg-form input,.msg-form textarea{display:block;width:100%;margin-top:6px;padding:10px 12px;
  border:1px solid var(--rule);background:var(--card);font:inherit;font-size:14.5px;color:var(--ink)}
.msg-form textarea{resize:vertical}
.msg-form input:focus,.msg-form textarea:focus{outline:none;border-color:var(--brass)}
.msg-form .req{color:var(--brass)}
.msg-form .btn{margin-top:20px}
.msg-error{padding:12px 16px;background:var(--card);border-left:3px solid #a33;margin-bottom:18px;font-size:14px}
.msg-done{padding:22px 26px;border:1px solid var(--rule);background:var(--card)}
.msg-done h3{font-size:1.1rem;margin-bottom:8px}
.msg-done p{color:var(--ink-soft);font-size:14.5px}
@media (max-width:720px){.msg-grid{grid-template-columns:1fr}}

/* ---------- Article prose ---------- */
.prose{max-width:46rem}
.prose h2{font-size:1.35rem;font-weight:600;letter-spacing:-.02em;margin:36px 0 12px;padding-top:20px;border-top:1px solid var(--rule)}
.prose h3{font-size:1.05rem;font-weight:600;margin:26px 0 10px}
.prose p{font-size:15.5px;color:var(--ink-soft);line-height:1.75;margin-bottom:16px}
.prose ul{margin:0 0 18px;padding-left:20px;list-style:disc}
.prose li{font-size:15px;color:var(--ink-soft);margin-bottom:8px}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--ink);border-bottom:1px solid var(--brass)}
.prose a:hover{color:var(--brass)}
.prose code{font-family:var(--mono);font-size:13px;background:var(--surface);padding:2px 5px}
.prose blockquote{border-left:3px solid var(--brass-lit);padding-left:18px;margin:20px 0;color:var(--ink-soft)}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 28px;font-size:13px;color:var(--steel);border-bottom:1px solid var(--rule);padding-bottom:18px;margin-bottom:32px}
.article-list{border-top:1px solid var(--rule)}
.article-list li{border-bottom:1px solid var(--rule)}
.article-list a{display:flex;justify-content:space-between;align-items:baseline;gap:24px;padding:22px 2px}
.article-list a:hover{color:var(--brass)}
.article-list h2{font-size:1.1rem;font-weight:600;letter-spacing:-.012em;line-height:1.4}
.article-list p{font-size:14px;color:var(--ink-soft);margin-top:7px;max-width:44rem}
.article-list .date{font-size:12.5px;color:var(--steel);white-space:nowrap;flex:none}
.article-list a{align-items:center}
.article-thumb{width:168px;height:96px;object-fit:cover;flex:none;border:1px solid var(--rule)}
.article-hero{margin:0 0 30px;border:1px solid var(--rule)}
.article-hero img{display:block;width:100%;height:auto}
.prose-img{margin:26px 0}
.prose-img img{display:block;width:100%;height:auto;border:1px solid var(--rule)}
.empty-note{font-size:15px;color:var(--ink-soft);max-width:40rem;margin-top:24px}
.pager{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule);margin-top:28px}
.pager a,.pager .current{display:block;padding:11px 16px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--card);font-size:13.5px}
.pager a:hover{color:var(--brass);background:var(--surface)}
.pager .current{background:var(--ink);color:#fff;font-weight:500}

/* ---------- Instant search + catalogue filter ---------- */
.nav-tools{display:flex;align-items:center;gap:12px}
.search-trigger{display:inline-flex;align-items:center;gap:7px;background:var(--card);border:1px solid var(--rule);padding:8px 11px;font-size:13.5px;color:var(--ink-soft);cursor:pointer;font-family:inherit;white-space:nowrap}
.search-trigger:hover{border-color:var(--brass);color:var(--brass)}
.search-trigger svg{width:16px;height:16px;flex:none}
.search-trigger kbd{font-size:11px;border:1px solid var(--rule);padding:0 5px;color:var(--steel);line-height:1.5}
.search-overlay{position:fixed;inset:0;z-index:80;display:flex;justify-content:center;align-items:flex-start;padding-top:clamp(60px,10vh,120px)}
.search-overlay[hidden]{display:none}
.search-backdrop{position:absolute;inset:0;background:rgba(22,36,31,.45)}
.search-panel{position:relative;width:min(660px,calc(100vw - 32px));background:var(--card);border:1px solid var(--ink)}
.search-head{display:flex;align-items:stretch;border-bottom:1px solid var(--rule)}
.search-head input{flex:1;min-width:0;border:0;outline:0;padding:16px 18px;font-family:var(--sans);font-size:16px;color:var(--ink);background:transparent}
.search-head input::placeholder{color:var(--steel)}
.search-close{border:0;border-left:1px solid var(--rule);background:var(--card);padding:0 16px;font-family:var(--mono);font-size:12px;color:var(--steel);cursor:pointer}
.search-close:hover{color:var(--brass)}
.search-status{padding:10px 18px;font-size:12px;color:var(--steel);border-bottom:1px solid var(--rule)}
.search-results{max-height:min(54vh,440px);overflow-y:auto}
.search-results li{border-bottom:1px solid var(--rule)}
.search-results a{display:grid;grid-template-columns:1fr auto;gap:3px 14px;padding:12px 18px}
.search-results a:hover,.search-results a.active{background:var(--surface)}
.s-title{font-size:14.5px;color:var(--ink);font-weight:500;grid-column:1}
.s-sub{font-size:12px;color:var(--steel);grid-column:1}
.s-type{font-size:11px;color:var(--brass);grid-column:2;grid-row:1;align-self:center}
.search-foot{padding:12px 18px;font-size:12px;color:var(--steel);border-top:1px solid var(--rule)}
.filter-controls{display:flex;flex-wrap:wrap;gap:12px;align-items:stretch;margin:20px 0 18px}
.filter-controls input,.filter-controls select{font-family:var(--sans);font-size:14px;color:var(--ink);background:var(--card);border:1px solid var(--rule);padding:11px 14px;outline:0}
.filter-controls input{flex:1;min-width:220px}
.filter-controls input:focus,.filter-controls select:focus{border-color:var(--brass)}
.filter-count{display:inline-flex;align-items:center;font-size:13px;color:var(--steel);padding:0 6px}
.filter-reset{font-family:var(--sans);font-size:13px;background:var(--card);border:1px solid var(--rule);padding:0 14px;color:var(--ink-soft);cursor:pointer}
.filter-reset:hover{border-color:var(--brass);color:var(--brass)}
.filter-results{max-height:520px;overflow-y:auto;border-top:1px solid var(--rule)}
.filter-results li{border-bottom:1px solid var(--rule)}
.filter-results a{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:12px 4px;font-size:14px}
.filter-results a:hover{color:var(--brass)}
.filter-results .f-name{flex:1}
.filter-results .f-model{font-size:12.5px;color:var(--brass);flex:none}
.filter-results .f-cat{font-size:12.5px;color:var(--steel);flex:none;max-width:44%;text-align:right}
.filter-empty{padding:20px 4px;font-size:14px;color:var(--steel)}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;gap:48px;padding-block:64px 72px}
  .hero-grid{inset:40% 0 0 0;opacity:.7}
  .hero-copy{max-width:44rem}
  .hero-record{max-width:560px}
  .nav{display:none}
  .mobile-menu{display:block;position:relative}
  .mobile-menu summary{cursor:pointer;font-size:14px;border:1px solid var(--rule);padding:9px 14px;list-style:none}
  .mobile-menu summary::-webkit-details-marker{display:none}
  .mobile-menu .mobile-links{position:absolute;right:0;top:calc(100% + 8px);width:230px;background:#fff;border:1px solid var(--rule);z-index:20;padding:6px 0}
  .mobile-links a{display:block;padding:10px 16px;font-size:14px;border-bottom:1px solid var(--rule)}
  .mobile-links a:last-child{border-bottom:0}
  .mobile-links a:hover{background:var(--surface)}
  .facts .wrap{grid-template-columns:repeat(2,1fr)}
  .fact:nth-child(3){border-left:0;padding-left:0}
  .fact:nth-child(-n+2){border-bottom:1px solid var(--rule)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .closing{grid-template-columns:1fr !important;gap:32px !important}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .detail-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:720px){
  .topbar-line1 .wrap{flex-direction:column;gap:2px}
  .topbar-contacts{gap:20px;flex-wrap:wrap}
  .product-grid{grid-template-columns:1fr}
  .app-grid{grid-template-columns:1fr;column-gap:0}
  .approach{grid-template-columns:1fr}
  .approach > div{border-right:0;margin-right:0;border-bottom:1px solid var(--rule);padding:22px 0 20px}
  .approach > div:last-child{border-bottom:0}
  .std-table th,.std-table td{padding:13px 12px}
  .std-table .go{width:auto}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .section-head{align-items:flex-start}
  .wa-float{right:14px;bottom:14px;padding:11px}
  .wa-float .wa-label{display:none}
  .spec-table th{width:46%}
}
@media (max-width:480px){
  body{font-size:15px}
  .hero-record{grid-template-columns:1fr 30px;gap:8px}
  .scale{font-size:9.5px}
  .scale span{padding-left:12px}
  .scale span::before{width:8px}
  .readout{padding:11px 7px 13px}
  .readout dd{font-size:12.5px}
  .facts .wrap{grid-template-columns:1fr}
  .fact{border-left:0;padding-left:0;border-bottom:1px solid var(--rule)}
  .fact:last-child{border-bottom:0}
  .std-table .methods{font-size:12.5px}
  .related-grid{grid-template-columns:1fr}
  .thumbs{grid-template-columns:repeat(2,1fr)}
  .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}
@media print{ .wa-float{display:none} }

/* ---------- PHP site: server-rendered search + admin ---------- */
.search-suggest{position:absolute;top:100%;left:0;right:0;background:var(--card);border:1px solid var(--ink);border-top:0;z-index:60;max-height:360px;overflow-y:auto}
.search-suggest[hidden]{display:none}
.search-suggest a{display:flex;justify-content:space-between;gap:14px;padding:10px 14px;border-bottom:1px solid var(--rule);font-size:13.5px}
.search-suggest a:hover,.search-suggest a.active{background:var(--surface)}
.search-suggest .ss-kind{font-size:11px;color:var(--brass);flex:none}
.search-form{position:relative;display:flex;gap:0;max-width:560px}
.search-form input{flex:1;min-width:0;font-family:var(--sans);font-size:15px;padding:13px 15px;border:1px solid var(--ink);background:var(--card);color:var(--ink);outline:0}
.search-form button{font-family:var(--sans);font-size:14px;padding:0 22px;background:var(--brass);color:#fff;border:1px solid var(--brass);cursor:pointer}
.search-form-wrap{position:relative;max-width:560px}
.result-list{border-top:1px solid var(--rule);margin-top:30px}
.result-list li{border-bottom:1px solid var(--rule)}
.result-list a{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding:16px 2px}
.result-list a:hover{color:var(--brass)}
.result-list .r-title{font-size:15px;font-weight:500}
.result-list .r-sub{font-size:13px;color:var(--steel);margin-top:4px}
.result-list .r-kind{font-size:11px;color:var(--brass);flex:none}
.admin-body{background:var(--surface)}
.admin-wrap{max-width:1100px;margin:0 auto;padding:32px 24px 80px}
.admin-head{display:flex;justify-content:space-between;align-items:baseline;gap:20px;border-bottom:1px solid var(--ink);padding-bottom:16px;margin-bottom:28px;flex-wrap:wrap}
.admin-head h1{font-size:1.6rem;font-weight:600;letter-spacing:-.02em}
.admin-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule);margin-bottom:34px}
.admin-card{background:var(--card);border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);padding:18px 20px}
.admin-card b{display:block;font-family:var(--mono);font-size:24px;font-weight:500}
.admin-card span{font-size:12.5px;color:var(--steel)}
.admin-table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--rule);font-size:13.5px}
.admin-table th,.admin-table td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--rule);vertical-align:top}
.admin-table th{background:var(--surface);font-weight:500;color:var(--steel);font-size:12.5px}
.admin-table tr:last-child td{border-bottom:0}
.admin-table a{color:var(--ink);border-bottom:1px solid var(--brass)}
.admin-table a:hover{color:var(--brass)}
.admin-form label{display:block;font-size:12.5px;color:var(--steel);margin:16px 0 6px}
.admin-form input,.admin-form textarea,.admin-form select{width:100%;font-family:var(--sans);font-size:14px;padding:10px 12px;border:1px solid var(--rule);background:var(--card);color:var(--ink)}
.admin-form textarea{min-height:220px;font-family:var(--mono);font-size:12.5px;line-height:1.6}
.admin-form button,.admin-btn{display:inline-block;font-family:var(--sans);font-size:14px;padding:11px 22px;background:var(--brass);color:#fff;border:1px solid var(--brass);cursor:pointer;margin-top:18px}
.admin-btn{background:var(--card);color:var(--ink);border-color:var(--rule);padding:8px 14px;margin:0}
.admin-msg{padding:12px 16px;background:var(--card);border-left:3px solid var(--brass);margin-bottom:20px;font-size:14px}
.admin-login{max-width:380px;margin:12vh auto;background:var(--card);border:1px solid var(--rule);padding:32px}
@media(max-width:720px){.admin-cards{grid-template-columns:repeat(2,1fr)}}