/* Halcyon Laser — static site styles (v3: LVD-inspired layout, HGTECH-style mega menu, Messer-style hero video). No build step. */
:root{
  --ink:#111;
  --ink-2:#333;
  --muted:#5f646b;
  --line:#dedfe1;
  --bg:#fff;
  --bg-soft:#f4f4f4;
  --bg-dark:#111417;
  --brand:#0b5a8c;
  --brand-dark:#084569;
  --brand-tint:#e6eff5;
  --accent:#ff5a1f;
  --todo-bg:#fff4cc;
  --todo-ink:#7a5600;
  --wrap:1280px;
  --gutter:clamp(16px,4vw,48px);
  --header:76px;
  /* System fonts on purpose: no web-font download, no third-party requests (GDPR-safe, fast). */
  --font:"Avenir Next","Avenir","Segoe UI","Helvetica Neue",Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:18px;line-height:1.6;color:var(--ink);background:var(--bg);overflow-x:hidden}
body.menu-open{overflow:hidden}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .55em;font-weight:700;letter-spacing:-.005em}
h1{font-size:clamp(2.1rem,4.4vw,3.2rem)}
h2{font-size:clamp(1.7rem,3vw,2.5rem);color:var(--brand)}
h3{font-size:1.25rem;color:var(--ink)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
p,li,td,th,dd{overflow-wrap:break-word}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:880px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;background:#fff;padding:8px 12px;z-index:200}
.muted{color:var(--muted)}

/* TODO markers — visible on purpose until supplier/owner data arrives */
.todo{background:var(--todo-bg);color:var(--todo-ink);font-size:.78em;font-weight:600;padding:.05em .4em;border:1px dashed #d9b440;white-space:normal}

/* ---------------- Header & mega menu (HGTECH-style panels) ---------------- */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--line)}
.site-header .wrap.bar{max-width:1440px}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;height:var(--header);gap:16px}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none!important;flex-shrink:0}
.logo img{height:42px;width:auto;display:block}
.header-cta .btn{padding:10px 14px}
.site-footer .logo img{height:44px}
.logo-text{font-weight:700;letter-spacing:.16em;font-size:15px}
.logo-text span{font-weight:400;color:var(--muted)}
.mnav{display:flex;align-items:stretch;height:100%}
.mnav-list{display:flex;list-style:none;margin:0;padding:0;height:100%}
.mnav-item{display:flex;align-items:stretch}
.mnav-top{font:inherit;font-size:14px;font-weight:600;color:var(--ink);background:none;border:0;border-bottom:3px solid transparent;padding:0 7px;cursor:pointer;display:flex;align-items:center;gap:6px;white-space:nowrap}
.mnav-top::after{content:"";width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.6}
.mnav-item.open .mnav-top,.mnav-top:hover{color:var(--brand);border-bottom-color:var(--brand)}
.mnav-item.current .mnav-top{color:var(--brand)}
.header-cta{display:flex;align-items:center;gap:12px}
.mpanel{position:absolute;left:0;right:0;top:100%;background:linear-gradient(to right,#fff 50%,var(--bg-soft) 50%);border-top:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(0,0,0,.35);display:none}
.mnav-item.open .mpanel{display:block}
.mpanel-in{display:grid;grid-template-columns:320px 1fr;min-height:300px}
.mpanel-intro{padding:36px 40px 36px 0;border-right:1px solid var(--line)}
.mpanel-intro .eyebrow{margin-bottom:10px}
.mpanel-intro h3{font-size:1.65rem;line-height:1.2;margin-bottom:.6em}
.mpanel-intro p{color:var(--muted);font-size:15px}
.mpanel-grid{background:var(--bg-soft);padding:28px 32px;display:grid;grid-template-columns:repeat(2,1fr);gap:12px;align-content:start}
.mpanel-grid.g3c{grid-template-columns:repeat(3,1fr)}
.mlink{background:#fff;padding:16px 18px;display:flex;gap:14px;align-items:flex-start;color:var(--ink)!important;border:1px solid transparent;transition:border-color .15s}
.mlink:hover{border-color:var(--brand);text-decoration:none}
.mlink strong{display:block;font-size:15px;line-height:1.3;margin-bottom:3px}
.mlink small{display:block;color:var(--muted);font-size:13px;line-height:1.4}
.mlink .ic{width:36px;height:36px;flex-shrink:0;color:var(--brand)}
.mlink .thumb{width:104px;height:78px;flex-shrink:0;object-fit:cover;background:#e3e5e8;display:block}
.mlink:has(.thumb){align-items:center;padding:10px 16px 10px 10px}
.mpanel-intro .cat-img{width:100%;aspect-ratio:3/2;object-fit:cover;background:#e3e5e8;margin-bottom:20px}
.mpanel-intro:has(.cat-img){padding-top:28px}
.nav-toggle{display:none;background:none;border:0;padding:10px;margin-right:-10px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}
.menu-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-open .nav-toggle span:nth-child(2){opacity:0}
.menu-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mnav-mobile-cta{display:none}

/* Buttons — square, LVD-style */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border-radius:0;font-weight:600;font-size:15px;line-height:1.2;border:1.5px solid transparent;text-decoration:none!important;cursor:pointer;font-family:inherit;white-space:nowrap}
.btn-primary,.btn-dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-primary:hover,.btn-dark:hover{background:#333;border-color:#333}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-light{border-color:#fff;color:#fff;background:transparent}
.btn-light:hover{background:#fff;color:var(--ink)}
.btn-white{background:#fff;color:var(--ink);border-color:#fff}
.btn-white:hover{background:transparent;color:#fff}
.btn-sm{padding:10px 16px;font-size:14px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.more{font-weight:600;font-size:15px;color:inherit}

/* Sections */
section{padding:clamp(56px,7vw,100px) 0}
.soft{background:var(--bg-soft)}
.dark{background:var(--bg-dark);color:#e6e8eb}
.dark h2{color:#fff}
.dark h3{color:#fff}
.dark a{color:#9cc8ea}
.dark .muted{color:#9aa1a9}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12.5px;font-weight:700;color:var(--brand);margin-bottom:14px}
.dark .eyebrow{color:#7fbbe6}
.lead{font-size:1.25rem;line-height:1.55;color:var(--ink-2);max-width:820px}
.dark .lead{color:#c9ced4}
.section-head{max-width:820px;margin-bottom:44px}

/* ---------------- Hero video (Messer-style full-bleed) ---------------- */
.hero-video{position:relative;background:var(--bg-dark);color:#fff;overflow:hidden;padding:0}
.hv-media{position:relative;width:100%;aspect-ratio:1920/810;min-height:440px;max-height:calc(100vh - var(--header))}
.hv-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hv-empty{position:absolute;inset:0;display:none;align-items:center;justify-content:center;flex-direction:column;gap:8px;text-align:center;padding:24px 24px 160px;
  background:radial-gradient(120% 90% at 70% 30%,#24303b 0%,#14191e 55%,#0d1013 100%);color:#8a96a2;font-size:14px}
.hv-empty .sid{font-weight:700;letter-spacing:.06em;color:#d7dde3;text-transform:uppercase;font-size:13px}
.hv-empty svg{width:44px;height:44px;color:#5d6873}
.hero-video.no-video .hv-empty{display:flex}
.hero-video.no-video video{display:none}
.hv-text{position:absolute;left:0;right:0;bottom:0;padding:120px 0 clamp(32px,5vw,64px);background:linear-gradient(to top,rgba(0,0,0,.72),rgba(0,0,0,0))}
.hv-text h1{color:#fff;text-transform:uppercase;letter-spacing:.01em;max-width:900px;margin:0;font-size:clamp(1.9rem,4.2vw,3.4rem)}
.hv-text .btn-row{margin-top:24px}
.hv-pause{position:absolute;right:var(--gutter);bottom:clamp(32px,5vw,64px);width:40px;height:40px;border:1.5px solid rgba(255,255,255,.7);background:rgba(0,0,0,.25);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:2}
.hv-pause svg{width:14px;height:14px}
.no-video .hv-pause{display:none}

/* Intro under hero */
.intro{padding-top:clamp(48px,6vw,80px)}
.intro h2{margin-bottom:.4em}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);margin-top:44px}
.facts div{padding:22px 20px 0 0;font-size:14.5px;color:var(--muted)}
.facts strong{display:block;color:var(--ink);font-size:1.5rem;font-weight:700;margin-bottom:2px}

/* ---------------- "Our technologies" (sticky list + big tiles) ---------------- */
.tech{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start}
.tech-side{position:sticky;top:calc(var(--header) + 32px)}
.tech-side h2{color:var(--ink);margin-bottom:24px}
.tech-list{list-style:none;padding:0;margin:0}
.tech-list a{display:inline-block;padding:7px 10px;margin:2px 0 2px -10px;color:var(--ink);font-weight:600;font-size:1.05rem}
.tech-list a.on,.tech-list a:hover{background:var(--brand);color:#fff;text-decoration:none}
.tech-tiles{display:grid;gap:28px}

/* Tiles: dark media with white title bottom-left (LVD-style image cards) */
.tile{position:relative;display:block;background:#2a2f35;color:#fff!important;overflow:hidden;min-height:280px}
.tile:hover{text-decoration:none}
.tile .slot{position:absolute;inset:0;aspect-ratio:auto;background:#2a2f35;border:0;color:#8d96a0;justify-content:flex-start;padding-top:28px}
.tile .slot .sid{color:#c7ced5}
.tile .slot svg{color:#5d6873}
.tile-body{position:absolute;left:0;right:0;bottom:0;padding:80px 28px 24px;background:linear-gradient(to top,rgba(0,0,0,.75),rgba(0,0,0,0))}
.tile h3{color:#fff;font-size:clamp(1.3rem,2vw,1.75rem);margin:0 0 6px}
.tile p{color:#d6dbe0;font-size:15px;margin:0 0 10px;max-width:560px}
.tile .more{color:#fff;border-bottom:1px solid rgba(255,255,255,.6);padding-bottom:2px;font-size:14.5px}
.tile:hover .more{border-bottom-color:#fff}
.tile.lg{min-height:clamp(300px,34vw,420px)}
.tiles{display:grid;gap:24px}
.tiles.t2{grid-template-columns:repeat(2,1fr)}
.tiles.t3{grid-template-columns:repeat(3,1fr)}

/* Page hero (inner) */
.page-hero{padding:clamp(28px,4vw,44px) 0 clamp(40px,5vw,64px)}
.page-hero h1{color:var(--brand);max-width:960px}
.page-hero .lead{margin-bottom:0}
.product-hero .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:start}
.product-hero h1{font-size:clamp(2rem,3.6vw,2.8rem)}
.product-hero .sub{font-weight:700;font-size:1.2rem;margin-bottom:.7em}

/* Breadcrumb */
.crumbs{font-size:13.5px;color:var(--muted);margin-bottom:24px}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"•";margin-right:6px;color:#aab0b6}
.crumbs a{color:var(--ink)}

/* Product gallery (slots until photos) */
.gallery .g-main .slot{aspect-ratio:4/3}
.gallery .g-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.gallery .g-thumbs .slot{aspect-ratio:4/3;padding:6px;font-size:11px;gap:2px}
.gallery .g-thumbs .slot svg{width:20px;height:20px;margin:0}
.gallery .g-thumbs .slot span:not(.sid){display:none}
.gallery .g-thumbs .slot .sid{font-size:10.5px}

/* Product key figures */
.figs{list-style:none;padding:0;margin:20px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:0 24px}
.figs li{padding:10px 0;border-top:1px solid var(--line);font-size:14.5px;color:var(--muted)}
.figs strong{display:block;font-size:1.15rem;color:var(--ink);line-height:1.3}

/* Sticky product bar (LVD-style blue) */
.subnav{position:sticky;top:var(--header);z-index:60;background:var(--brand);color:#fff}
.subnav .wrap{display:flex;gap:26px;overflow-x:auto;white-space:nowrap;scrollbar-width:none;height:54px;align-items:center}
.subnav .wrap::-webkit-scrollbar{display:none}
.subnav .pname{font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:14px;margin-right:12px;flex-shrink:0}
.subnav a{color:#d3e4f0;font-size:14.5px;font-weight:600;padding:15px 0;border-bottom:3px solid transparent}
.subnav a:hover,.subnav a.on{color:#fff;border-bottom-color:#fff;text-decoration:none}
section[id],h2[id],div[id]{scroll-margin-top:calc(var(--header) + 70px)}

/* Highlights with check icons */
.hl{display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px;list-style:none;padding:0;margin:0}
.hl li{display:grid;grid-template-columns:34px 1fr;gap:14px;padding:26px 0;border-bottom:1px solid var(--line)}
.hl li::before{content:"";width:28px;height:28px;border-radius:50%;background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%23fff' stroke-width='2.4'/%3E%3C/svg%3E") center/18px no-repeat;margin-top:2px}
.hl h3{font-size:1.1rem;margin:0 0 6px}
.hl p{margin:0;color:var(--ink-2);font-size:16px}

/* GEO answer box */
.answer{border-left:4px solid var(--brand);background:var(--brand-tint);padding:22px 26px;margin:0 0 40px;font-size:1.08rem}
.answer p:last-child{margin:0}

/* Grids & generic cards */
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden;color:var(--ink)!important}
a.card:hover{text-decoration:none;border-color:var(--ink)}
.card .body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.card p{color:var(--ink-2);font-size:15.5px}
.card .more{margin-top:auto;color:var(--brand)}
.pillar{border-top:3px solid var(--brand);padding-top:20px}
.pillar .num{font-size:13px;letter-spacing:.12em;color:var(--muted);font-weight:700;margin-bottom:10px;text-transform:uppercase}
.pillar p{color:var(--ink-2);font-size:16px}
.dark .pillar{border-top-color:#7fbbe6}
.dark .pillar p{color:#c9ced4}

/* Feature list */
.ticks{list-style:none;padding:0}
.ticks li{position:relative;padding-left:26px;margin-bottom:.55em}
.ticks li::before{content:"";position:absolute;left:2px;top:.68em;width:12px;height:2px;background:var(--brand)}
.dark .ticks li::before{background:#7fbbe6}

/* Tables */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1.4em;background:#fff}
table{border-collapse:collapse;width:100%;font-size:15.5px}
th,td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--ink);color:#fff;font-weight:600;white-space:nowrap}
tbody th{font-weight:600;color:var(--ink);width:38%}
tbody tr:nth-child(even){background:#fafafa}
.caption{font-size:13.5px;color:var(--muted);margin-top:-.6em;margin-bottom:1.6em}

/* Accordions (Technical data) */
.acc{margin-bottom:28px}
.acc details{margin-bottom:8px}
.acc summary{list-style:none;cursor:pointer;padding:18px 44px 18px 18px;font-weight:700;background:var(--bg-soft);position:relative}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"";position:absolute;right:20px;top:23px;width:8px;height:8px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(45deg);transition:.2s}
.acc details[open] summary::after{transform:rotate(-135deg);top:27px}
.acc .acc-body{padding:20px 0 8px}
.dl-box{background:var(--bg-soft);padding:28px;display:grid;gap:12px;align-content:start}
.dl-box h3{font-size:1.05rem;margin:0 0 4px}

/* Split content */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.split-60{grid-template-columns:1.5fr 1fr}
.content h2{margin-top:1.4em}
.content h2:first-child{margin-top:0}
.content h3{margin-top:1.4em}

/* FAQ */
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-of-type{border-top:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-weight:700;font-size:1.05rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:14px;font-size:26px;font-weight:300;color:var(--brand)}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 0 20px;color:var(--ink-2)}

/* Steps */
.steps{counter-reset:s;list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.steps li{counter-increment:s;border-top:3px solid var(--brand);padding-top:16px;font-size:15.5px;color:var(--ink-2)}
.steps li::before{content:"0" counter(s);display:block;font-weight:700;color:var(--brand);margin-bottom:6px;font-size:14px;letter-spacing:.08em}
.steps strong{display:block;color:var(--ink);margin-bottom:4px}
.steps-v{grid-template-columns:1fr!important;margin-bottom:28px}

/* Blue contact block (LVD "Contact us or request a demo") */
.blue-block{background:var(--brand);color:#fff;padding:clamp(40px,5vw,72px) 0}
.blue-block h2{color:#fff}
.blue-block p{color:#d7e6f1}
.blue-block a{color:#fff;text-decoration:underline}
.blue-block .form label{color:#fff}
.blue-block .form input,.blue-block .form select,.blue-block .form textarea{border-color:#fff}
.blue-block .form-note{color:#cfe1ee}
.blue-block .btn-primary{background:#fff;color:var(--ink);border-color:#fff}
.blue-block .btn-primary:hover{background:transparent;color:#fff}
.blue-block .ticks li::before{background:#fff}
.blue-block .todo{color:var(--todo-ink)}

/* CTA band */
.cta-band{background:var(--brand);color:#fff;padding:52px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0 0 .3em;font-size:clamp(1.4rem,2.6vw,1.9rem)}
.cta-band p{margin:0;color:#d7e6f1}
.cta-band .btn-primary{background:#fff;color:var(--ink);border-color:#fff}
.cta-band .btn-primary:hover{background:transparent;color:#fff}

/* Forms */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--ink-2)}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid #9aa0a6;border-radius:0;background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--accent);outline-offset:0}
.form textarea{min-height:130px;resize:vertical}
.form .hint{font-size:13px;color:var(--muted);margin-top:4px}
.form-note{font-size:13.5px;color:var(--muted)}
.form-msg{display:none;padding:16px 18px;background:#e8f3ec;border:1px solid #b6dbc2;color:#1d5a32;margin-top:8px}
.blue-block .form-msg{color:#1d5a32}
.form-msg.show{display:block}
.form .err{border-color:#c0392b!important;outline:2px solid #c0392b}
.contact-aside{background:var(--bg-soft);padding:28px}
.contact-aside dl{margin:0}
.contact-aside dt{font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700;margin-top:18px}
.contact-aside dt:first-child{margin-top:0}
.contact-aside dd{margin:4px 0 0}

/* Buyer's guide layout (LVD-style) */
.guide{display:grid;grid-template-columns:260px minmax(0,820px);gap:64px;align-items:start}
.guide-toc{position:sticky;top:calc(var(--header) + 24px);font-size:15px}
.guide-toc strong{display:block;text-transform:uppercase;letter-spacing:.1em;font-size:12.5px;color:var(--muted);margin-bottom:10px}
.guide-toc ol{list-style:none;padding:0;margin:0;border-left:2px solid var(--line)}
.guide-toc a{display:block;padding:6px 0 6px 14px;color:var(--ink-2);margin-left:-2px;border-left:2px solid transparent}
.guide-toc a:hover,.guide-toc a.on{color:var(--brand);border-left-color:var(--brand);text-decoration:none}
.factors{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:0 0 36px}
.factors a{background:var(--bg-soft);padding:12px 14px;color:var(--ink);font-weight:600;font-size:15px}
.factors a:hover{background:var(--brand);color:#fff;text-decoration:none}
.article .meta{font-size:14px;color:var(--muted);margin-bottom:28px}
.article h2{margin-top:1.8em}
.sources{font-size:14.5px}
.sources li{margin-bottom:.4em}

/* Buyer's guide hub & chapters */
.guide-toc a.cur{color:var(--brand);border-left-color:var(--brand);font-weight:700}
.page-hero .meta{color:var(--muted);font-size:14px;margin:0}
.ch-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:8px}
.ch-card{display:flex;flex-direction:column;border:1px solid var(--line);border-top:3px solid var(--brand);padding:26px;color:var(--ink)!important;background:#fff}
.ch-card:hover{border-color:var(--ink);text-decoration:none}
.ch-card .ch-num{font-weight:700;color:var(--brand);letter-spacing:.08em;font-size:14px;margin-bottom:8px}
.ch-card h3{font-size:1.2rem}
.ch-card p{color:var(--ink-2);font-size:15.5px}
.ch-card .more{margin-top:auto;color:var(--brand)}
.next-step{background:var(--bg-soft);padding:28px;margin-top:48px}
.next-step h2{margin-top:0!important;font-size:1.5rem}
.chapter-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:48px;border-top:1px solid var(--line);padding-top:24px}
.chapter-nav a{display:block;padding:16px 18px;border:1px solid var(--line);color:var(--ink);font-weight:700}
.chapter-nav a:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}
.chapter-nav small{display:block;font-weight:600;color:var(--muted);font-size:12.5px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}
.chapter-nav .next{text-align:right}
.site-footer a.fault{font-weight:700;color:var(--brand)}

/* H1 secondary line */
h1 .h1-sub{display:block;font-size:.5em;font-weight:600;color:var(--ink-2);margin-top:.35em;letter-spacing:0}

/* Machine type cards (press brakes, bending automation, laser cleaning) */
.type-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px}
.type-card{background:#fff;border:1px solid var(--line);padding:16px}
.type-card h3{font-size:1rem;margin-bottom:4px}
.type-card p{font-size:14.5px;color:var(--ink-2);margin:0}

/* Home: complete line band */
.line-band h2{margin-bottom:.3em}
.line-steps{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.line-steps a{display:block;height:100%;background:#fff;border-top:3px solid var(--brand);padding:20px;color:var(--ink)}
.line-steps a:hover{text-decoration:none;box-shadow:0 14px 30px -20px rgba(0,0,0,.4)}
.line-steps span{display:block;font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:6px}
.line-steps strong{display:block;font-size:1.05rem;line-height:1.3;margin-bottom:4px}
.line-steps small{color:var(--muted);font-size:14px}

/* Header: keep the full menu down to 1100 px */
.cta-short{display:none}
@media (max-width:1366px){
  .mnav-top{font-size:13.5px;padding:0 5px;gap:4px}
  .site-header .bar{gap:12px}
  .site-header .logo img{height:36px}
  .header-cta .btn{padding:9px 12px;font-size:13.5px}
}
@media (max-width:1200px){
  .mnav-top::after{display:none}
  .mnav-top{padding:0 6px}
  .cta-long{display:none}
  .cta-short{display:inline}
  .mpanel-in{grid-template-columns:260px 1fr}
}

/* Honeypot field (anti-spam), hidden from people */
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.form-msg.bad{background:#fdecea;border-color:#f5c2bd;color:#8a1f13}

/* Form error summary */
.form-errors{margin-top:12px;padding:14px 16px;background:#fdecea;border:1px solid #f5c2bd;color:#8a1f13;font-size:14.5px}
.form-errors ul{margin:6px 0 0;padding-left:1.2em}
.blue-block .form-errors{color:#8a1f13}

/* Release build: 'photos coming soon' cards */
.slot.soon{gap:8px}
.slot.soon strong{color:var(--ink);font-size:15px}
.slot.soon span{font-size:13.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.tile .slot.soon strong{color:#e6e8eb}

/* Keyboard focus */
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.btn:focus-visible,.mnav-top:focus-visible,.chip:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* Media slots: grey frames until real photos/videos (see 拍摄清单 codes) */
.slot{aspect-ratio:16/10;width:100%;background:#e8e9eb;border:1px dashed #a9aeb4;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:6px;padding:18px;color:var(--muted);font-size:14px;line-height:1.4}
.slot svg{width:34px;height:34px;color:#9aa0a6;margin-bottom:4px}
.slot{overflow:hidden}
.slot .sid{overflow-wrap:anywhere;font-weight:700;letter-spacing:.05em;color:var(--ink-2);font-size:13px;text-transform:uppercase}
.dark-slot{background:#22272d;border-color:#3d444c;color:#8d96a0}
.dark-slot .sid{color:#dfe3e7}
.dl-slot{display:flex;gap:14px;align-items:center;border:1px dashed #a9aeb4;padding:16px;background:#fff}
.dl-slot svg{width:32px;height:32px;color:var(--muted);flex-shrink:0}
.dl-slot strong{display:block;font-size:15px}
.dl-slot span{font-size:13px;color:var(--muted)}

/* Mini cards (options / automation) */
.minis .mini{border:1px solid var(--line);padding:22px;background:#fff;color:var(--ink)!important;display:flex;flex-direction:column}
.minis .mini h3{font-size:1.05rem}
.minis .mini p{font-size:15px;color:var(--ink-2)}
.minis a.mini:hover{border-color:var(--ink);text-decoration:none}
.minis .more{margin-top:auto;color:var(--brand)}

/* Home tools */
.tool{display:flex;flex-direction:column;background:#fff;padding:28px;color:var(--ink)!important;border-top:3px solid var(--brand)}
.tool:hover{text-decoration:none;box-shadow:0 18px 40px -24px rgba(0,0,0,.35)}
.tool p{color:var(--ink-2);font-size:16px}
.tool .more{margin-top:auto;color:var(--brand)}

/* Matrix & tier tables */
.matrix td{text-align:center;white-space:nowrap}
.matrix thead th:not(:first-child){text-align:center}
.matrix tbody th{width:auto;min-width:180px}
.tiers td{text-align:center}
.tiers thead th:not(:first-child){text-align:center}

/* Sample library */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{font:inherit;font-size:14.5px;font-weight:600;padding:9px 16px;border:0;background:#e8e9eb;cursor:pointer;color:var(--ink)}
.chip.active{background:var(--brand);color:#fff}
.sample{margin:0;background:#fff;overflow:hidden}
.sample .slot{border:0;aspect-ratio:4/3}
.sample figcaption{padding:12px 14px;font-size:14px}
.sample figcaption strong{display:block}
.sample figcaption span{color:var(--muted);font-size:13px}
.sample[hidden]{display:none}

/* Calculator */
.calc{display:grid;grid-template-columns:1.6fr 1fr;gap:32px;align-items:start}
.calc-in{display:grid;gap:24px}
.calc-group{border:1px solid var(--line);padding:22px;display:grid;grid-template-columns:1fr 1fr;gap:16px 18px}
.calc-group h3{grid-column:1/-1;margin:0}
.calc label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--ink-2)}
.calc .unit{font-weight:400;color:var(--muted)}
.calc input,.calc select{width:100%;font:inherit;font-size:16px;padding:10px 12px;border:1px solid #9aa0a6;border-radius:0;background:#fff}
.calc .hint{font-size:12.5px;color:var(--muted);margin-top:4px}
.calc-out{position:sticky;top:calc(var(--header) + 20px);background:var(--brand);color:#fff;padding:26px}
.calc-out h3{color:#fff}
.calc-out dl{margin:0 0 16px;display:grid;grid-template-columns:1fr auto;gap:10px 16px}
.calc-out dt{color:#cfe1ee;font-size:14.5px}
.calc-out dd{margin:0;font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.calc-out .form-note{color:#cfe1ee}
.formulas li{margin-bottom:.4em}

/* Service lifecycle */
.stage{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;padding:40px 0;border-top:1px solid var(--line);align-items:center}
.stage .num{font-size:13px;letter-spacing:.1em;color:var(--brand);font-weight:700;margin-bottom:8px;text-transform:uppercase}

/* Case study template (LVD customer-story style) */
.draft-banner{background:var(--todo-bg);color:var(--todo-ink);text-align:center;padding:10px 16px;font-weight:700;font-size:14px;border-bottom:1px dashed #d9b440}
.story-hero{position:relative;min-height:440px;background:#2a2f35;color:#fff;padding:0}
.story-hero .slot{position:absolute;inset:0;aspect-ratio:auto;background:#2a2f35;border:0;color:#8d96a0;justify-content:flex-start;padding-top:40px}
.story-hero .slot .sid{color:#c7ced5}
.story-hero .tile-body{padding-top:140px}
.story-hero h1{color:#fff;max-width:900px}
.story-hero .eyebrow{color:#9cc8ea}
.quote{border-left:4px solid var(--brand);margin:28px 0;padding:6px 0 6px 22px;font-size:1.2rem}
.quote cite{display:block;font-style:normal;font-size:14px;color:var(--muted);margin-top:8px}
.factbox{background:var(--bg-soft);padding:26px;position:sticky;top:calc(var(--header) + 24px)}
.factbox dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0 0 16px}
.factbox dt{color:var(--muted);font-size:14px}
.factbox dd{margin:0;font-weight:600}

/* Footer (light grey, LVD-style) */
.site-footer{background:var(--bg-soft);color:var(--ink-2);padding:64px 0 32px;font-size:15px}
.site-footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr 1fr;gap:32px}
.site-footer h4{color:var(--brand);font-size:13.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:7px}
.site-footer a{color:var(--ink-2)}
.site-footer a:hover{color:var(--brand)}
.site-footer .logo{margin-bottom:14px}
.site-footer .legal{border-top:1px solid #d5d6d8;margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13.5px;color:var(--muted)}


.tile.has-img{background:var(--bg-soft);color:var(--ink)!important;display:flex;flex-direction:column;border:1px solid var(--line)}
.tile.has-img .tile-body{position:static;background:none;padding:8px 28px 24px}
.tile.has-img h3{color:var(--ink)}
.tile.has-img p{color:var(--ink-2)}
.tile.has-img .more{color:var(--ink);border-bottom-color:var(--ink)}
.tile.has-img:hover{border-color:var(--ink)}

/* Grid children may shrink below their content width (prevents horizontal scroll) */
.gallery .g-thumbs>*,.product-hero .wrap>*,.split>*,.grid>*,.guide>*,.tech>*,.tiles>*,.calc>*,.stage>*{min-width:0}
.guide-toc a{overflow-wrap:anywhere}

/* ---------------- Responsive ---------------- */
@media (max-width:1099px){
  :root{--header:64px}
  .site-header .logo img{height:40px}
  .nav-toggle{display:block}
  .header-cta .btn{display:none}
  .mnav{position:fixed;left:0;right:0;top:var(--header);bottom:0;background:#fff;display:none;overflow-y:auto;border-top:1px solid var(--line);height:auto}
  .menu-open .mnav{display:block}
  .mnav-list{flex-direction:column;height:auto;padding:8px var(--gutter) 0}
  .mnav-item{flex-direction:column;border-bottom:1px solid var(--line)}
  .mnav-top{justify-content:space-between;padding:18px 0;font-size:17px;border-bottom:0;width:100%}
  .mnav-top::after{transition:.2s}
  .mnav-item.open .mnav-top::after{transform:rotate(-135deg) translateY(-2px)}
  .mpanel{position:static;box-shadow:none;border:0;background:#fff}
  .mpanel-in{display:block;min-height:0}
  .mpanel-in.wrap{padding:0}
  .mpanel-intro{display:none}
  .mpanel-grid,.mpanel-grid.g3c{grid-template-columns:1fr;padding:0 0 16px;background:none;gap:0}
  .mlink{padding:12px 0;border:0;border-top:1px solid #eee}
  .mlink .thumb{width:64px;height:48px}
  .mlink:has(.thumb){padding:10px 0}
  .mlink .ic{width:28px;height:28px}
  .mnav-mobile-cta{display:flex;gap:10px;flex-wrap:wrap;padding:20px var(--gutter) 40px}
  .mnav-mobile-cta .btn{flex:1 1 200px}
  .tech{grid-template-columns:1fr;gap:28px}
  .tech-side{position:static}
  .tech-list{display:flex;flex-wrap:wrap;gap:6px}
  .tech-list a{margin:0;background:var(--bg-soft);font-size:15px}
  .guide{grid-template-columns:1fr;gap:24px}
  .guide-toc{position:static}
  .site-footer .cols{grid-template-columns:1fr 1fr 1fr}
  .g4{grid-template-columns:repeat(2,1fr)}
  .calc{grid-template-columns:1fr}
  .calc-out{position:static}
}
@media (max-width:860px){
  .product-hero .wrap,.split,.split-60,.stage{grid-template-columns:1fr;gap:32px}
  .g3,.g2,.tiles.t2,.tiles.t3{grid-template-columns:1fr}
  .hl{grid-template-columns:1fr}
  .facts{grid-template-columns:repeat(2,1fr)}
  .form{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .samples{grid-template-columns:repeat(2,1fr)!important}
  .factbox{position:static}
  .hv-media{aspect-ratio:auto;min-height:0;height:min(68vh,560px)}
  .factors{grid-template-columns:repeat(2,1fr)}
  .ch-grid{grid-template-columns:1fr}
  .line-steps{grid-template-columns:1fr 1fr}
  .chapter-nav{grid-template-columns:1fr}
  .chapter-nav .next{text-align:left}
}
@media (max-width:560px){
  body{font-size:16px}
  .lead{font-size:1.1rem}
  .g4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr 1fr}
  .site-footer .cols>div:first-child{grid-column:1/-1}
  th,td{padding:10px 12px}
  thead th{white-space:normal}
  .btn-row .btn{flex:1 1 100%}
  .calc-group{grid-template-columns:1fr}
  .tile,.tile.lg{min-height:210px}
  .tile-body{padding:60px 20px 18px}
  .tech-tiles .tile p{display:none}
  .tile.has-img .tile-body{padding:6px 20px 18px}
  .tech-tiles{gap:14px}
  .tool p{display:none}
  .line-steps{grid-template-columns:1fr}
  .line-steps small{display:none}
  .tool{padding:20px}
  .intro .ticks li{font-size:15px}
  .gallery .g-thumbs .slot .sid{font-size:9px;letter-spacing:0}
  .hv-pause{bottom:auto;top:16px}
  .facts strong{font-size:1.25rem}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}