@font-face{font-family:"IBM Plex Sans";src:url("../fonts/IBMPlexSans-Regular.ttf") format("truetype");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url("../fonts/IBMPlexSans-SemiBold.ttf") format("truetype");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url("../fonts/IBMPlexSans-Bold.ttf") format("truetype");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url("../fonts/SourceSans3-Regular.ttf") format("truetype");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url("../fonts/SourceSans3-Medium.ttf") format("truetype");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url("../fonts/SourceSans3-SemiBold.ttf") format("truetype");font-weight:600;font-style:normal;font-display:swap}

:root{
  --brand:#1c2430;
  --brand-2:#11161e;
  --brand-3:#2a3444;
  --ink:#161b22;
  --ink-soft:#3d4754;
  --muted:#5c6775;
  --line:#d7dde5;
  --line-2:#e8edf2;
  --paper:#f4f6f8;
  --white:#ffffff;
  --accent:#c45a12;
  --accent-2:#e08a2a;
  --accent-3:#f0b429;
  --yellow:#e6b33a;
  --machine-y:#d4a017;
  --machine-o:#d24a1f;
  --ok:#2f6b4f;
  --wa:#128c4a;
  --shadow:0 12px 40px rgba(17,22,30,.12);
  --shadow-sm:0 4px 16px rgba(17,22,30,.08);
  --radius:10px;
  --radius-sm:6px;
  --max:1180px;
  --header-h:76px;
  --topbar-h:36px;
  --ease:cubic-bezier(.22,.7,.25,1);
  --font-display:"IBM Plex Sans",system-ui,sans-serif;
  --font-body:"Source Sans 3",system-ui,sans-serif;
  --space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;
  --space-5:24px;--space-6:32px;--space-7:48px;--space-8:72px;
  --lead:1.65;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:var(--lead);
  font-size:17px;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.2;color:var(--brand);margin:0 0 .6em}
h1{font-size:clamp(2rem,4vw,3.1rem);letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,2.6vw,2rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.muted{color:var(--muted)}
.eyebrow{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--accent);margin-bottom:.5rem}

/* top bar */
.topbar{background:var(--brand-2);color:#c9d2dc;font-size:13px;height:var(--topbar-h);display:flex;align-items:center}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;align-items:center}
.topbar a{color:#e8eef4}
.topbar a:hover{color:var(--accent-3)}

/* header + mega */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line-2);
  overflow:visible;
}
.header-row{
  height:var(--header-h);
  display:flex;align-items:center;gap:20px;
  overflow:visible;
}
.logo{display:flex;align-items:center;flex:0 0 auto;height:48px}
.logo img{height:48px;width:auto}
.nav-toggle{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:8px;width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer}
.nav-toggle span,.nav-toggle span:before,.nav-toggle span:after{display:block;width:18px;height:2px;background:var(--brand);position:relative}
.nav-toggle span:before,.nav-toggle span:after{content:"";position:absolute;left:0}
.nav-toggle span:before{top:-6px}
.nav-toggle span:after{top:6px}

.nav{
  display:flex;align-items:stretch;gap:2px;margin-left:12px;flex:1;
}
.nav-item{position:static;display:flex;align-items:stretch}
.nav-link{
  display:flex;align-items:center;gap:6px;
  padding:0 14px;font-family:var(--font-display);
  font-weight:600;font-size:14.5px;color:var(--brand);
  letter-spacing:.01em;
}
.nav-link:hover,.nav-item.is-open > .nav-link,.nav-item:focus-within > .nav-link{color:var(--accent)}
.nav-link .caret{width:8px;height:8px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg);margin-top:-4px}

.header-cta{margin-left:auto;display:flex;align-items:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border-radius:6px;font-family:var(--font-display);
  font-weight:600;font-size:14px;border:1px solid transparent;cursor:pointer;
  transition:background .2s var(--ease),color .2s,border-color .2s,transform .2s;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#a84b0d}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:#fff;color:var(--brand)}
.btn-line{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-line:hover{border-color:var(--brand)}
.btn-dark{background:var(--brand);color:#fff}
.btn-dark:hover{background:#000}

/* Mega menu: full-width panel under header, ZERO gap, delayed close via JS */
.mega{
  position:absolute;left:0;right:0;top:100%;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow);
  opacity:0;visibility:hidden;pointer-events:none;
  transform:translateY(6px);
  transition:opacity .16s var(--ease),transform .16s var(--ease),visibility .16s;
  z-index:90;
}
.hero{z-index:1;}
.mega::before{
  content:"";position:absolute;left:0;right:0;top:-14px;height:14px;
}
.nav-item.is-open > .mega,
.nav-item.has-mega:hover > .mega,
.nav-item.has-mega:focus-within > .mega,
.mega.is-open{
  opacity:1;visibility:visible;pointer-events:auto;transform:none;
}
.mega-inner{width:min(var(--max),calc(100% - 40px));margin:0 auto;padding:28px 0 32px;display:grid;gap:28px}
.mega-products{grid-template-columns:1.4fr 1fr}
.mega-simple{grid-template-columns:repeat(4,1fr)}
.mega-h{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0 0 12px;font-weight:600}
.mega-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.mega-card{
  display:grid;grid-template-columns:72px 1fr;gap:12px;align-items:center;
  padding:10px;border:1px solid var(--line-2);border-radius:8px;min-width:0;
}
.mega-card:hover{border-color:#c9b08a;background:#fffaf3}
.mega-card img{width:72px;height:72px;object-fit:contain;background:var(--paper);border-radius:6px}
.mega-card strong{display:block;font-size:14px;font-family:var(--font-display);color:var(--brand);line-height:1.3}
.mega-card span{display:block;font-size:13px;color:var(--muted);line-height:1.4;overflow:hidden}
.mega-list{display:flex;flex-direction:column;gap:6px}
.mega-list a{padding:8px 10px;border-radius:6px;font-weight:600;font-size:14px;color:var(--brand)}
.mega-list a:hover{background:var(--paper);color:var(--accent)}
.mega-note{font-size:13px;color:var(--muted);margin-top:8px}

/* hero */
.hero{position:relative;color:#fff;min-height:min(78vh,640px);display:flex;align-items:flex-end;overflow:hidden;background:#10141b}
.hero-slides{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .7s ease}
.hero-slide.is-on{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-slide .veil{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,16,22,.82) 0%,rgba(12,16,22,.55) 46%,rgba(12,16,22,.28) 100%);
}
.hero-copy{position:relative;z-index:2;padding:72px 0 80px;width:min(var(--max),calc(100% - 40px));margin:0 auto;max-width:760px;margin-left:max(20px,calc((100% - var(--max))/2))}
.hero h1{color:#fff;margin-bottom:14px}
.hero p{font-size:1.12rem;color:#d5dde6;max-width:620px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero-dots{position:absolute;z-index:3;left:50%;bottom:22px;transform:translateX(-50%);display:flex;gap:8px}
.hero-dots button{width:28px;height:4px;border:0;background:rgba(255,255,255,.35);cursor:pointer;padding:0}
.hero-dots button.is-on{background:var(--accent-3)}
.hero-nav{position:absolute;z-index:3;top:50%;transform:translateY(-50%);border:0;background:rgba(0,0,0,.28);color:#fff;width:42px;height:42px;border-radius:50%;cursor:pointer}
.hero-nav.prev{left:16px}
.hero-nav.next{right:16px}

/* sections */
.sec{padding:72px 0}
.sec-alt{background:var(--paper)}
.sec-dark{background:var(--brand);color:#d7dee6}
.sec-dark h2,.sec-dark h3{color:#fff}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cards-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line-2);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;min-width:0}
.card img{width:100%;aspect-ratio:1/1;object-fit:contain;background:linear-gradient(#f7f8fa,#eef1f4)}
.card-body{padding:18px 18px 20px;flex:1;display:flex;flex-direction:column}
.card-body h3{margin-bottom:8px}
.card-body p{color:var(--ink-soft);font-size:15px;flex:1}
.card-body .more{color:var(--accent);font-weight:600;font-size:14px}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);padding:22px;border-radius:10px}
.stat b{display:block;font-size:1.35rem;color:#fff;font-family:var(--font-display)}
.stat span{color:#b7c0ca;font-size:14px}

.trust{display:flex;flex-wrap:wrap;gap:10px}
.trust span{border:1px solid var(--line);padding:8px 12px;border-radius:999px;font-size:13px;font-weight:600;color:var(--brand-3);background:#fff}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{padding:20px;background:#fff;border-radius:10px;border:1px solid var(--line-2)}
.step em{display:block;font-style:normal;color:var(--accent);font-family:var(--font-display);font-weight:700;margin-bottom:8px}

.spec{width:100%;border-collapse:collapse;font-size:15px}
.spec th,.spec td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line-2);vertical-align:top}
.spec th{width:38%;color:var(--muted);font-weight:600}
.note{font-size:13px;color:var(--muted)}

.page-hero{background:var(--brand);color:#fff;padding:54px 0 46px}
.page-hero h1{color:#fff}
.crumbs{font-size:13px;color:#9aa6b2;margin-bottom:10px}
.crumbs a{color:#d4dde6}
.crumbs a:hover{color:#fff}

.prose{max-width:760px}
.prose li{margin-bottom:8px}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.gallery img{background:#f3f5f7;border:1px solid var(--line-2);border-radius:8px;aspect-ratio:1;object-fit:contain}

.faq details{border-bottom:1px solid var(--line-2);padding:14px 0}
.faq summary{cursor:pointer;font-weight:600;font-family:var(--font-display);color:var(--brand)}
.faq p{margin:.6em 0 0;color:var(--ink-soft)}

/* footer */
.site-footer{background:#0e1218;color:#b7c0ca;padding:56px 0 24px;font-size:14.5px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.site-footer h4{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
.site-footer a{color:#c5ced6}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:0 0 8px}
.legal{border-top:1px solid #252c36;margin-top:28px;padding-top:16px;display:flex;justify-content:space-between;gap:12px;color:#8b95a0;font-size:13px}

/* float contact */
.float-contact{
  position:fixed;right:18px;bottom:22px;z-index:90;
  display:flex;flex-direction:column;gap:10px;
}
.float-btn{
  width:54px;height:54px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.22);
}
.float-btn.mail{background:var(--accent);color:#fff}
.float-btn.tel{background:var(--brand);color:#fff}
.float-btn svg{width:22px;height:22px;fill:currentColor}

/* mobile drawer */
.drawer{display:none}

@media (max-width:1100px){
  .mega-simple{grid-template-columns:repeat(2,1fr)}
  .cards-4,.stat-row,.steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:980px){
  .split,.mega-products,.foot-grid,.gallery{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .header-cta .btn{display:none}
  .nav{display:none}
  .nav-toggle{display:inline-flex}
  .drawer{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 20px;
    max-height:calc(100vh - var(--header-h) - var(--topbar-h));overflow:auto;
  }
  .drawer.is-open{display:block}
  .drawer a{display:block;padding:12px 4px;border-bottom:1px solid var(--line-2);font-weight:600}
  .drawer .sub{padding-left:12px}
  .drawer .sub a{font-weight:500;font-size:14px;color:var(--ink-soft)}
  .hero-copy{padding:48px 0 64px}
  .topbar .hide-sm{display:none}
}
@media (max-width:680px){
  .cards,.cards-4,.stat-row,.steps,.mega-simple{grid-template-columns:1fr}
  .wrap{width:min(var(--max),calc(100% - 28px))}
  .float-contact{right:12px;bottom:78px}
  .sec{padding:52px 0}
}
@media (max-width:480px){
  body{font-size:16px}
  .hero{min-height:520px}
}
@media (min-width:1440px){
  :root{--max:1240px}
}
@media (min-width:1280px) and (max-width:1439px){
  :root{--max:1140px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto}
}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:800px){.two-col{grid-template-columns:1fr}}
.tbc{font-size:12px;color:#8a6d3b;background:#fff6e5;padding:2px 6px;border-radius:4px;margin-left:6px}
.lead{font-size:1.08rem;color:var(--ink-soft)}
.img-cap{font-size:12px;color:var(--muted);margin-top:6px}

/* extra tokens and layout guards */
:root{
  --header-border:#eceff3;
  --hero-min:560px;
  --hero-max:720px;
  --card-pad:18px;
  --focus:#c45a12;
  --danger:#9b2c2c;
  --info:#2b5c8a;
  --ok-soft:#e8f3ec;
  --warn-soft:#fff6e5;
  --grid-gap:20px;
  --type-xs:12px;
  --type-sm:14px;
  --type-md:16px;
  --type-lg:18px;
  --track:.02em;
}

.site-header .wrap{position:relative}
.nav-item.has-mega{position:static}
.mega{max-width:100vw;overflow:auto;max-height:min(70vh,640px)}
.mega-inner{min-width:0}
.mega-card strong,.mega-card span{word-break:break-word}

.logo img{max-height:48px;object-fit:contain}
h1,h2,h3,h4{text-wrap:balance}
.prose h2{margin-top:1.4em}
.prose img{margin:16px 0;border-radius:8px;border:1px solid var(--line-2)}

.table-wrap{overflow-x:auto}
.spec tr:nth-child(even) td{background:#fafbfc}

.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--paper);border:1px solid var(--line)}
.kicker{font-family:var(--font-display);font-weight:600}

.cta-band{background:linear-gradient(90deg,var(--brand),var(--brand-3));color:#fff;padding:40px 0}
.cta-band h2{color:#fff}

hr.soft{border:0;border-top:1px solid var(--line-2);margin:32px 0}

/* print */
@media print{
  .topbar,.site-header,.float-contact,.hero-nav,.hero-dots,.site-footer{display:none!important}
  body{color:#000;background:#fff}
  a{color:#000;text-decoration:underline}
}

/* focus */
a:focus-visible,.btn:focus-visible,.nav-link:focus-visible{
  outline:2px solid var(--focus);outline-offset:3px
}

/* header alignment lock */
@media (min-width:861px){
  .header-row{align-items:center}
  .nav-link{white-space:nowrap}
  .mega-products{align-items:start}
}

@media (min-width:1024px){
  .hero-copy{padding-bottom:96px}
  .cards{gap:24px}
}

@media (min-width:1280px){
  .mega{left:0;right:0}
}

@media (max-width:360px){
  .logo img{height:40px}
  .topbar{font-size:12px}
}

@media (hover:hover) and (pointer:fine){
  .card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
  .card{transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
}

@media (pointer:coarse){
  .nav-link{padding:0 10px}
  .float-btn{width:56px;height:56px}
}

/* reduced contrast helper */
.hero p{text-shadow:0 1px 12px rgba(0,0,0,.35)}

/* article measure */
.prose ul,.prose ol{padding-left:1.2em}
.prose a{color:var(--accent);font-weight:600}
.prose a:hover{text-decoration:underline}

.list-plain{list-style:none;padding:0}
.list-plain li{margin:0 0 10px}

.media-row{display:grid;grid-template-columns:160px 1fr;gap:16px;align-items:center}
@media (max-width:600px){.media-row{grid-template-columns:1fr}}

/* spacing utilities used by inner pages */
.mt-0{margin-top:0}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}
.mt-5{margin-top:24px}.mt-6{margin-top:32px}.mb-0{margin-bottom:0}.mb-4{margin-bottom:16px}
.pad-4{padding:16px}.pad-5{padding:24px}.pad-6{padding:32px}
.flex{display:flex}.flex-wrap{flex-wrap:wrap}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}
.center{text-align:center}.right{text-align:right}
.hidden{display:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.stack > * + *{margin-top:12px}
.rule{height:1px;background:var(--line-2);border:0}
.frame{border:1px solid var(--line-2);border-radius:var(--radius);padding:20px;background:#fff}
.frame h3{margin-top:0}
.cols-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cols-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}
@media (max-width:900px){.cols-2,.cols-3{grid-template-columns:1fr}}
@media (min-width:901px) and (max-width:1100px){.cols-3{grid-template-columns:1fr 1fr}}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.tag-row span{border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:13px}
blockquote.pull{margin:20px 0;padding:16px 20px;border-left:3px solid var(--accent);background:var(--paper);color:var(--ink-soft)}
.hero .eyebrow{margin-bottom:10px}
.page-hero .lead{margin:0}
.site-footer img{display:block}
body.nav-lock{overflow:hidden}