:root {
  /* brand palette — sampled from the K R logo */
  --navy: #18134E;
  --navy-2: #2B2570;
  --grey: #67676A;
  --silver: #B4B5C8;
  --paper: #F4F5F8;
  --paper-2: #E9EAF0;
  --card: #FCFCFE;
  --ink: #18134E;
  --ink-2: #2B2768;
  --steel: #626270;
  --line: rgba(24, 19, 78, .14);
  --line-2: rgba(24, 19, 78, .07);
  --hot: #18134E;
  --hot-ink: #2B2570;
  --cold: #67676A;
  --err: #B3261E;
  --grid: rgba(24, 19, 78, .055);
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --wrap: 1240px;
  --r: 4px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 16px/1.6 var(--body); -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--display); margin: 0; letter-spacing: -.02em; }
p { margin: 0; }
button { font: inherit; color: inherit; cursor: pointer; }
.mono { font-family: var(--mono); font-size: .76rem; letter-spacing: .04em; text-transform: uppercase; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--paper); padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--cold); outline-offset: 3px; }

.grid-bg {
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: -1px -1px;
}

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: .6em; justify-content: center;
  padding: .95em 1.4em; border-radius: var(--r); font-weight: 600; font-size: .95rem;
  border: 1.5px solid transparent; transition: transform .2s, background .2s, color .2s, border-color .2s;
}
.btn:active { transform: translateY(1px); }
.btn-hot { background: var(--hot); color: #fff; }
.btn-hot:hover { background: var(--hot-ink); }
.btn-hot span { transition: transform .2s; }
.btn-hot:hover span { transform: translateX(3px); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--ink-2); }
.btn-line { border-color: var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-sm { padding: .6em 1em; font-size: .85rem; }
.btn-wide { width: 100%; }

/* topbar + nav */
.topbar { background: var(--navy); color: var(--silver); }
.topbar-in { display: flex; justify-content: space-between; gap: 16px; padding: 8px 0; }
.topbar-links { display: flex; gap: 22px; }
.topbar a:hover { color: #fff; }

.nav { position: sticky; top: 0; z-index: 40; background: rgba(244, 245, 248, .9); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; gap: 28px; height: 70px; }
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand-logo { height: 46px; width: auto; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.1; }
.brand-txt b { font-family: var(--display); font-variation-settings: "wdth" 112; font-size: 1.08rem; letter-spacing: -.01em; }
.brand-txt small { font-family: var(--mono); font-size: .64rem; text-transform: uppercase; letter-spacing: .08em; color: var(--steel); }
.nav-links { display: flex; gap: 26px; font-size: .92rem; font-weight: 500; }
.nav-links a { position: relative; padding: 4px 0; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px; background: var(--hot); transition: right .25s; }
.nav-links a:hover::after { right: 0; }
.menu-btn { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: none; border-radius: var(--r); flex-direction: column; justify-content: center; align-items: center; gap: 6px; }
.menu-btn span { width: 18px; height: 1.5px; background: var(--ink); transition: transform .25s; }
.menu-btn[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
.mnav { display: none; }

/* hero */
.hero { position: relative; border-bottom: 1px solid var(--line); }
.hero-in { display: grid; grid-template-columns: 1fr 1.08fr; gap: 40px; align-items: center; padding: 72px 0 56px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; color: var(--steel); padding: 6px 12px; border: 1px solid var(--line); border-radius: 99px; background: var(--card); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: linear-gradient(90deg, var(--navy) 50%, var(--grey) 50%); }
.hero h1 {
  font-size: clamp(2.6rem, 5.6vw, 4.9rem); line-height: .98; font-weight: 800;
  font-variation-settings: "wdth" 88; letter-spacing: -.035em; margin: 22px 0 22px;
}
.hot { color: var(--grey); }
.cold { color: var(--navy-2); position: relative; }
.lede { font-size: 1.1rem; color: var(--ink-2); max-width: 36em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-specs { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 0; margin: 38px 0 0; border-top: 1px solid var(--line); }
.hero-specs div { padding: 14px 28px 0 0; margin-right: 28px; border-right: 1px solid var(--line); }
.hero-specs div:last-child { border-right: 0; margin-right: 0; }
.hero-specs dt { color: var(--steel); font-size: .68rem; }
.hero-specs dd { margin: 4px 0 0; font-weight: 600; font-size: .95rem; }

.hero-art { position: relative; margin: 0; border: 1px solid var(--line); background: rgba(252, 252, 254, .75); border-radius: var(--r); padding: 44px 18px 18px; }
.hero-art::before, .hero-art::after { content: ""; position: absolute; width: 14px; height: 14px; border: 2px solid var(--ink); }
.hero-art::before { left: -1px; bottom: -1px; border-right: 0; border-top: 0; }
.hero-art::after { right: -1px; top: -1px; border-left: 0; border-bottom: 0; }
.sheet-tag { position: absolute; top: 0; left: 0; right: 0; display: flex; justify-content: space-between; padding: 10px 14px; border-bottom: 1px solid var(--line); color: var(--steel); font-size: .66rem; }

.hero-duct { width: 100%; height: auto; overflow: visible; }
.hero-duct .duct, .hero-duct .flange, .hero-duct .diffuser { stroke: var(--ink); stroke-width: 1.3; stroke-linejoin: round; }
.hero-duct .f-top { fill: #EEEFF4; }
.hero-duct .f-side { fill: #C8CAD8; }
.hero-duct .f-end { fill: #DCDEE8; }
.hero-duct .drop.f-side { fill: #BDBFD0; }
.hero-duct .flange { fill: none; stroke-width: 2.2; }
.hero-duct .diffuser.f-top { fill: #F6F7F8; }
.hero-duct .louver { stroke: var(--steel); stroke-width: 1; }
.hero-duct .seam { fill: none; stroke: rgba(24, 19, 78, .35); stroke-width: .9; }
.hero-duct .flow { fill: none; stroke: var(--navy-2); stroke-width: 2.2; stroke-dasharray: 2 12; stroke-linecap: round; animation: flow 1.1s linear infinite; }
.hero-duct .dim, .hero-duct .lead { stroke: var(--steel); stroke-width: 1; }
.hero-duct .lead { stroke-dasharray: 3 3; }
.hero-duct .pin { fill: var(--grey); }
.hero-duct .lbl { font: 500 11px var(--mono); letter-spacing: .06em; fill: var(--ink-2); }
.hero-duct .lbl.cold { fill: var(--navy-2); }
@keyframes flow { to { stroke-dashoffset: -14; } }

/* draw-in on load */
.hero-duct .duct, .hero-duct .flange, .hero-duct .diffuser {
  stroke-dasharray: 900; stroke-dashoffset: 900; fill-opacity: 0;
  animation: draw 1.6s cubic-bezier(.6, .1, .2, 1) forwards, fillin .7s ease forwards;
}
.hero-duct .duct, .hero-duct .flange, .hero-duct .diffuser { animation-delay: .2s, 1.3s; }
.hero-duct .lbl, .hero-duct .dim, .hero-duct .lead, .hero-duct .pin, .hero-duct .seam, .hero-duct .louver { opacity: 0; animation: fade .6s ease 1.8s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fillin { to { fill-opacity: 1; } }
@keyframes fade { to { opacity: 1; } }

.ticker { border-top: 1px solid var(--line); overflow: hidden; background: var(--navy); color: #DCDDE8; }
.ticker-track { display: flex; width: max-content; animation: tick 48s linear infinite; }
.ticker-track span { padding: 14px 26px; white-space: nowrap; display: flex; align-items: center; gap: 26px; }
.ticker-track span::after { content: "◆"; color: var(--silver); font-size: .6rem; }
@keyframes tick { to { transform: translateX(-50%); } }

/* sections */
.sec { padding: 110px 0; border-bottom: 1px solid var(--line); }
.sec-head { max-width: 760px; margin-bottom: 52px; }
.sec-head-row { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 40px; }
.sec-head-row > div { max-width: 700px; }
.sec-head-row .sec-sub { max-width: 330px; }
.sec-no { color: var(--grey); margin-bottom: 16px; }
.sec h2, .split h2, .why h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); line-height: 1.04; font-weight: 750; font-variation-settings: "wdth" 92; }
.sec-sub { color: var(--steel); margin-top: 18px; font-size: 1.02rem; }

/* services */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.svc { background: var(--card); padding: 34px 30px 36px; position: relative; transition: background .25s; }
.svc:hover { background: #fff; }
.svc-lg { grid-row: span 3; background: var(--ink); color: var(--paper); display: flex; flex-direction: column; }
.svc-lg:hover { background: var(--ink-2); }
.svc-lg h3 { font-size: 2rem; font-variation-settings: "wdth" 90; }
.xsec { margin-top: auto; padding-top: 30px; width: 100%; max-width: 300px; fill: none; stroke: rgba(244, 245, 248, .55); stroke-width: 1.2; }
.xsec .fl { stroke: var(--silver); stroke-width: 2; }
.xsec circle { fill: var(--silver); stroke: none; }
.xsec .dm { stroke: rgba(244, 245, 248, .35); }
.xsec text { fill: var(--silver); stroke: none; font: 500 11px var(--mono); }
.xsec .t { font-size: 9px; letter-spacing: .08em; }
.svc-lg .svc-tag { color: var(--silver); }
.svc-lg .svc-ico svg { stroke: var(--paper); }
.svc-ico svg { width: 46px; height: 46px; fill: none; stroke: var(--ink); stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; margin-bottom: 26px; }
.svc-hot .svc-ico svg { stroke: var(--navy-2); }
.svc-cold .svc-ico svg { stroke: var(--grey); }
.svc-tag { color: var(--steel); margin-bottom: 8px; }
.svc h3 { font-size: 1.32rem; line-height: 1.15; margin-bottom: 10px; font-weight: 700; }
.svc p:not(.svc-tag) { color: var(--steel); font-size: .95rem; }
.svc-hot { box-shadow: inset 0 3px 0 var(--navy-2); }
.svc-cold { box-shadow: inset 0 3px 0 var(--grey); }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; }
.ticks li { padding: 12px 0; border-top: 1px solid rgba(244, 245, 248, .15); display: flex; gap: 12px; }
.ticks li::before { content: "→"; color: var(--silver); }

/* hot / cold split */
.split { display: grid; grid-template-columns: 1fr 1fr; color: #fff; }
.split-half { padding: 100px 0; position: relative; overflow: hidden; isolation: isolate; }
.split-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.split-hot .split-img, .split-cold .split-img { filter: grayscale(.2) contrast(1.05); }
.split-hot { background: var(--navy); }
.split-cold { background: #4A4A52; }
.split-hot::after, .split-cold::after { content: ""; position: absolute; inset: 0; z-index: -1; }
.split-hot::after { background: linear-gradient(160deg, rgba(43, 37, 112, .9), rgba(24, 19, 78, .8) 55%, rgba(12, 9, 44, .9)); }
.split-cold::after { background: linear-gradient(200deg, rgba(118, 118, 126, .9), rgba(84, 84, 92, .82) 55%, rgba(52, 52, 60, .9)); }
.split-half::before { content: ""; position: absolute; inset: 0; background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, .08) 0 1px, transparent 1px 32px), repeating-linear-gradient(0deg, rgba(255, 255, 255, .08) 0 1px, transparent 1px 32px); }
.split-in { position: relative; z-index: 1; max-width: 520px; padding: 0 48px; }
.split-hot .split-in { margin-left: auto; }
.split h2 { margin: 14px 0 18px; }
.split h2 em { padding-right: .12em; font-style: italic; font-variation-settings: "wdth" 70; font-weight: 400; }
.split p:not(.mono) { opacity: .92; font-size: 1.04rem; }
.split ul { list-style: none; padding: 0; margin: 28px 0 0; }
.split li { padding: 10px 0; border-top: 1px solid rgba(255, 255, 255, .28); }

/* category image cards */
.cat-cards { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-bottom: 26px; }
.ccard { position: relative; padding: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--ink); aspect-ratio: 4 / 5; text-align: left; transition: border-color .2s, transform .25s; }
.ccard img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2, .7, .2, 1), opacity .3s; opacity: .92; }
.ccard::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(24, 19, 78, .88)); }
.ccard-txt { position: absolute; left: 14px; right: 14px; bottom: 12px; z-index: 1; color: #fff; display: grid; gap: 2px; }
.ccard-txt b { font-family: var(--display); font-size: 1.02rem; line-height: 1.15; }
.ccard-txt small { color: #D4D5E2; font-size: .66rem; }
.ccard:hover img { transform: scale(1.06); opacity: 1; }
.ccard.on { border-color: var(--navy); box-shadow: 0 0 0 3px var(--silver); }

/* products */
.cat-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.cat { background: var(--card); border: 1px solid var(--line); border-radius: 99px; padding: 9px 16px; font-size: .9rem; font-weight: 500; display: inline-flex; gap: 8px; align-items: center; transition: all .2s; }
.cat .mono { color: var(--steel); font-size: .7rem; }
.cat:hover { border-color: var(--ink); }
.cat.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.cat.on .mono { color: var(--silver); }
.search { display: flex; align-items: center; gap: 10px; max-width: 420px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 0 14px; margin-bottom: 30px; }
.search svg { width: 18px; height: 18px; fill: none; stroke: var(--steel); stroke-width: 2; flex: none; }
.search input { border: 0; background: none; font: inherit; padding: 12px 0; width: 100%; outline: none; color: var(--ink); }
.search:focus-within { border-color: var(--cold); }

.prod-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.prod { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 22px 20px 20px; display: flex; flex-direction: column; position: relative; transition: border-color .2s, transform .2s, box-shadow .2s; }
.prod:hover { border-color: var(--ink); transform: translateY(-2px); box-shadow: 0 10px 24px -14px rgba(24, 19, 78, .35); }
.prod .code { color: var(--steel); font-size: .68rem; margin-bottom: 14px; }
.prod h3 { font-size: 1.08rem; line-height: 1.2; margin-bottom: 8px; font-weight: 700; }
.prod p:not(.code) { color: var(--steel); font-size: .9rem; margin-bottom: 18px; }
.prod-safety::before { content: "Safety-rated"; position: absolute; top: 18px; right: 16px; font: 500 .62rem var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--err); background: rgba(179, 38, 30, .08); padding: 3px 7px; border-radius: 3px; }
.add { margin-top: auto; align-self: flex-start; background: none; border: 1px solid var(--line); border-radius: var(--r); padding: 7px 12px; font-size: .84rem; font-weight: 600; transition: all .2s; }
.add:hover { border-color: var(--ink); }
.add.in { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.prod[hidden] { display: none; }
.empty { padding: 30px 0; color: var(--steel); }
.empty a { color: var(--navy-2); text-decoration: underline; }

/* industries */
.ind-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.ind-list li { display: flex; gap: 18px; padding: 28px 28px 32px 0; border-bottom: 1px solid var(--line); }
.ind-list li:not(:nth-child(3n)) { border-right: 1px solid var(--line); margin-right: 0; }
.ind-list li:not(:nth-child(3n+1)) { padding-left: 28px; }
.ind-list .mono { width: 30px; height: 30px; flex: none; border: 1px solid var(--ink); display: grid; place-items: center; border-radius: 50%; font-size: .72rem; }
.ind-list h3 { font-size: 1.22rem; margin-bottom: 6px; }
.ind-list p { color: var(--steel); font-size: .95rem; }

/* process */
.sec-ink { background: var(--ink); color: var(--paper); border-bottom: 0; }
.sec-ink .sec-no { color: var(--silver); }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 15px; left: 0; right: 0; height: 1px; background: repeating-linear-gradient(90deg, rgba(244, 245, 248, .35) 0 6px, transparent 6px 12px); }
.steps li { padding-right: 24px; position: relative; }
.step-n { display: inline-block; background: var(--ink); color: var(--silver); padding-right: 12px; position: relative; font-size: .85rem; margin-bottom: 26px; }
.step-n::before { content: ""; display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--silver); margin-right: 10px; vertical-align: 1px; }
.steps h3 { font-size: 1.25rem; margin-bottom: 10px; }
.steps p:not(.step-n) { color: #B9BACB; font-size: .94rem; }

/* showreel */
.reel { padding: 90px 0; background: var(--paper-2); border-bottom: 1px solid var(--line); }
.reel-frame { position: relative; border: 1px solid var(--line); border-radius: var(--r); background: var(--card); padding: 44px 14px 14px; }
.reel-video { display: block; width: 100%; aspect-ratio: 16 / 9; height: auto; border-radius: 2px; background: var(--paper); }

/* why */
.why { display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px 70px; align-items: start; }
.why-photo { margin: 0; grid-column: 2; grid-row: 1 / span 2; position: relative; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); align-self: stretch; min-height: 420px; }
.why-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.why-photo figcaption { position: absolute; left: 14px; bottom: 14px; background: rgba(24, 19, 78, .8); color: var(--paper); padding: 6px 10px; border-radius: 3px; font-size: .66rem; backdrop-filter: blur(6px); }
.why-list { grid-column: 1; list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.why-list li { background: var(--card); padding: 28px 26px; }
.why-list h3 { font-size: 1.12rem; margin-bottom: 8px; }
.why-list h3::before { content: ""; display: block; width: 22px; height: 3px; background: linear-gradient(90deg, var(--navy) 60%, var(--grey) 60%); margin-bottom: 16px; }
.why-list p { color: var(--steel); font-size: .93rem; }
.ig-band { display: flex; align-items: center; gap: 18px; margin-top: 64px; padding: 24px 28px; border: 1px solid var(--ink); border-radius: var(--r); background: var(--card); transition: background .2s, color .2s; }
.ig-band:hover { background: var(--ink); color: var(--paper); }
.ig-ico svg { width: 38px; height: 38px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.ig-band b { display: block; font-family: var(--display); font-size: 1.3rem; }
.ig-band small { color: var(--steel); }
.ig-band:hover small { color: var(--silver); }
.ig-arrow { margin-left: auto; font-size: 1.6rem; transition: transform .2s; }
.ig-band:hover .ig-arrow { transform: translate(3px, -3px); }

/* faq */
.faq-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; }
.faq details { border-top: 1px solid var(--line); background: transparent; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; font-weight: 600; font-size: 1.06rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font: 400 1.5rem var(--mono); color: var(--hot); transition: transform .25s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 40px 24px 0; color: var(--ink-2); }

/* quote */
.quote-sec { background: var(--paper-2); }
.quote { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: start; }
.contact-cards { display: grid; gap: 10px; margin-top: 36px; }
.cc { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 20px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); transition: border-color .2s; }
a.cc:hover { border-color: var(--ink); }
.cc .mono { color: var(--steel); }
.cc b { font-weight: 600; text-align: right; }
.qform { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 34px; display: grid; gap: 18px; box-shadow: 0 30px 60px -40px rgba(24, 19, 78, .4); }
.qform label { display: grid; gap: 7px; align-content: start; font-size: .86rem; font-weight: 600; }
.opt { color: var(--steel); font-weight: 400; }
.qform input:not([type="checkbox"]), .qform textarea { font: inherit; font-weight: 400; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); padding: 12px 14px; width: 100%; transition: border-color .2s, background .2s; }
.qform input:focus, .qform textarea:focus { outline: none; border-color: var(--cold); background: #fff; }
.qform textarea { resize: vertical; }
.qform .bad { border-color: var(--err) !important; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.chips { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips legend { font-size: .86rem; font-weight: 600; margin-bottom: 9px; padding: 0; }
.chips label { display: inline-flex; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span { padding: 8px 14px; border: 1px solid var(--line); border-radius: 99px; font-weight: 500; font-size: .86rem; cursor: pointer; transition: all .15s; user-select: none; }
.chips span:hover { border-color: var(--ink); }
.chips input:checked + span { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chips input:focus-visible + span { outline: 2px solid var(--cold); outline-offset: 2px; }
.basket { border: 1px dashed var(--steel); border-radius: var(--r); padding: 14px 16px; background: var(--paper); }
.basket .mono { color: var(--steel); margin-bottom: 8px; }
.basket ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.basket li { display: flex; justify-content: space-between; gap: 10px; font-size: .9rem; }
.basket li button { background: none; border: 0; color: var(--steel); padding: 0 4px; font-size: 1rem; line-height: 1; }
.basket li button:hover { color: var(--err); }
.ferr { color: var(--err); font-size: .9rem; font-weight: 500; }

/* footer */
.foot { background: var(--navy); color: #C9CADA; padding: 64px 0 0; }
.foot-in { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.foot-logo { height: 64px; width: auto; margin-bottom: 18px; }
.foot-brand { font-family: var(--display); font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.6rem); color: #fff; font-variation-settings: "wdth" 110; letter-spacing: -.02em; margin-bottom: 6px; }
.foot-links, .foot-contact { display: grid; gap: 10px; align-content: start; }
.foot a:hover { color: #fff; }
.foot-base { display: flex; justify-content: space-between; border-top: 1px solid rgba(255, 255, 255, .12); padding: 20px 0 24px; color: #9798B0; font-size: .68rem; }

/* enquiry tray */
.tray { position: fixed; z-index: 45; right: 20px; bottom: 20px; display: flex; align-items: center; gap: 12px; background: var(--ink); color: var(--paper); padding: 10px 10px 10px 16px; border-radius: 99px; box-shadow: 0 16px 40px -12px rgba(0, 0, 0, .45); animation: pop .3s cubic-bezier(.3, 1.5, .5, 1); }
.tray[hidden] { display: none; }
.tray-n { background: var(--grey); color: #fff; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: .78rem; }
.tray-txt { font-size: .88rem; }
.tray .btn { border-radius: 99px; }
@keyframes pop { from { transform: translateY(20px) scale(.9); opacity: 0; } }
.mbar { display: none; }

/* reveal */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s cubic-bezier(.2, .7, .2, 1); }
.reveal.vis { opacity: 1; transform: none; }
.hero .reveal { transition-delay: calc(var(--i, 0) * 90ms); }
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* responsive */
@media (max-width: 1240px) {
  .prod-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 1100px) {
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .steps::before { display: none; }
}
@media (max-width: 960px) {
  .nav-links, .nav-cta { display: none; }
  .menu-btn { display: flex; }
  .mnav { display: grid; max-height: 0; overflow: hidden; transition: max-height .3s ease; border-top: 1px solid transparent; }
  .mnav.open { max-height: 420px; border-top-color: var(--line); }
  .mnav a { padding: 15px 16px; border-bottom: 1px solid var(--line-2); font-weight: 500; }
  .hero-in { grid-template-columns: 1fr; padding: 48px 0 40px; }
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .svc-lg { grid-row: auto; grid-column: span 2; }
  .xsec { max-width: 240px; }
  .split { grid-template-columns: 1fr; }
  .split-in, .split-hot .split-in { margin: 0 auto; padding: 0 16px; max-width: 640px; }
  .split-half { padding: 72px 0; }
  .ind-list { grid-template-columns: 1fr 1fr; }
  .ind-list li, .ind-list li:not(:nth-child(3n+1)) { padding: 24px 20px 26px 0; border-right: 0; }
  .ind-list li:nth-child(even) { padding-left: 20px; border-left: 1px solid var(--line); }
  .why, .faq-wrap, .quote { grid-template-columns: 1fr; gap: 40px; }
  .why-photo, .why-list { grid-column: auto; grid-row: auto; }
  .why-photo { min-height: 0; aspect-ratio: 16 / 10; }
  .cat-cards { grid-template-columns: repeat(3, 1fr); }
  .sec-head-row { flex-direction: column; align-items: start; gap: 0; }
  .sec-head-row .sec-sub { max-width: none; }
  .foot-in { grid-template-columns: 1fr 1fr; }
  .foot-in > div:first-child { grid-column: span 2; }
}
@media (max-width: 640px) {
  body { padding-bottom: 60px; }
  .topbar-in > .mono:first-child { display: none; }
  .topbar-in { justify-content: center; }
  .sec { padding: 72px 0; }
  .sec-head { margin-bottom: 34px; }
  .hero-specs { grid-template-columns: 1fr 1fr 1fr; }
  .hero-specs div { padding-right: 10px; margin-right: 10px; }
  .hero-specs dd { font-size: .84rem; }
  .hero-art { padding: 38px 6px 6px; }
  .svc-grid, .prod-grid, .why-list { grid-template-columns: 1fr; }
  .svc-lg { grid-column: auto; }
  .prod-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .prod { padding: 18px 14px 14px; }
  .prod h3 { font-size: .98rem; }
  .prod p:not(.code) { font-size: .84rem; }
  .prod-safety::before { position: static; align-self: flex-start; margin-bottom: 10px; order: -1; }
  .cat-bar { flex-wrap: nowrap; overflow-x: auto; margin-inline: -16px; padding: 0 16px 4px; scrollbar-width: none; }
  .cat-bar::-webkit-scrollbar { display: none; }
  .cat { flex: none; }
  .cat-cards { display: flex; overflow-x: auto; margin-inline: -16px; padding: 0 16px 6px; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .cat-cards::-webkit-scrollbar { display: none; }
  .ccard { flex: 0 0 42%; scroll-snap-align: start; }
  .reel { padding: 56px 0; }
  .reel-frame { padding: 36px 6px 6px; }
  .ind-list { grid-template-columns: 1fr; }
  .ind-list li:nth-child(even) { padding-left: 0; border-left: 0; }
  .steps { grid-template-columns: 1fr; }
  .row2 { grid-template-columns: 1fr; }
  .qform { padding: 22px 18px; }
  .ig-band { padding: 18px; }
  .ig-band b { font-size: 1.05rem; }
  .foot-in { grid-template-columns: 1fr; }
  .foot-in > div:first-child { grid-column: auto; }
  .tray { bottom: 72px; right: 12px; left: 12px; justify-content: space-between; }
  .mbar { display: grid; grid-template-columns: 1fr 1fr 1fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 44; background: var(--ink); border-top: 1px solid rgba(255, 255, 255, .1); padding-bottom: env(safe-area-inset-bottom); }
  .mbar a { color: var(--paper); text-align: center; padding: 17px 0; font-weight: 600; font-size: .92rem; }
  .mbar a + a { border-left: 1px solid rgba(255, 255, 255, .12); }
  .mbar .mbar-wa { background: #0F7A3D; }
}