/* Inter variable — self-hosted (no third-party font requests; GDPR-friendly) */
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url('../fonts/inter-latin-ext-wght-normal.woff2') format('woff2-variations');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:100 900;font-display:swap;src:url('../fonts/inter-latin-wght-normal.woff2') format('woff2-variations');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
/* ============================================================
   KENENG PRINT — Flexible Packaging, Engineered.
   Design system: royal blue & white precision, single burnt-orange accent
   ============================================================ */

:root{
  --bg:#ffffff;
  --bg-soft:#f5f5f7;
  --ink:#0b0b0c;
  --ink-2:#161617;
  --royal:#16309f;
  --royal-deep:#0d1d5e;
  --text:#1d1d1f;
  --muted:#6e6e73;
  --accent:#d9331d;
  --accent-dark:#b82714;
  --border:rgba(0,0,0,.10);
  --border-dark:rgba(255,255,255,.14);
  --radius:20px;
  --ease:cubic-bezier(0.19,1,0.22,1);
  --font:"Inter",-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","SFMono-Regular",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--text);
  background:var(--bg);
  font-size:17px;
  line-height:1.6;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;border:none;background:none;cursor:pointer;color:inherit}
::selection{background:var(--accent);color:#fff}

.container{max-width:1240px;margin:0 auto;padding:0 clamp(20px,4vw,48px)}
.container-wide{max-width:1440px;margin:0 auto;padding:0 clamp(20px,4vw,48px)}

/* ---------- Typography ---------- */
.label{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:500;
}
.label::before{content:"";width:28px;height:1px;background:var(--accent)}
.label.on-dark{color:#ff6a52}
.h-display{
  font-size:clamp(2.6rem,6.4vw,5.6rem);
  line-height:1.02;
  letter-spacing:-.035em;
  font-weight:650;
}
.h-section{
  font-size:clamp(2rem,4.2vw,3.6rem);
  line-height:1.06;
  letter-spacing:-.03em;
  font-weight:650;
}
.h-sub{
  font-size:clamp(1.25rem,2vw,1.6rem);
  line-height:1.35;
  letter-spacing:-.015em;
  font-weight:500;
  color:var(--muted);
}
.on-dark .h-sub,.h-sub.on-dark{color:rgba(255,255,255,.62)}
.lede{font-size:clamp(1.05rem,1.5vw,1.25rem);color:var(--muted);max-width:56ch}
.on-dark .lede{color:rgba(255,255,255,.62)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:999px;
  font-size:15px;font-weight:550;letter-spacing:.01em;
  transition:background .3s var(--ease),color .3s var(--ease),transform .3s var(--ease),border-color .3s var(--ease);
  white-space:nowrap;
}
.btn svg{transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark)}
.btn-outline{border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--text)}
.btn-outline.on-dark{border-color:rgba(255,255,255,.35);color:#fff}
.btn-outline.on-dark:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{background:#e8e8ea}
.btn-sm{padding:10px 20px;font-size:13.5px}

.text-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--accent);font-weight:550;font-size:15px;
  background:linear-gradient(var(--accent),var(--accent)) left bottom / 0% 1px no-repeat;
  transition:background-size .4s var(--ease);
  padding-bottom:2px;
}
.text-link:hover{background-size:100% 1px}

/* ---------- Header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background .45s var(--ease),border-color .45s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header .header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:68px;
}
.site-header .brand{
  display:flex;align-items:center;gap:10px;
  font-weight:750;letter-spacing:.02em;font-size:17px;color:#fff;
  transition:color .45s var(--ease);
}
.brand-mark{width:30px;height:30px;flex:none;object-fit:contain}
/* Logo adapts to context: white mark on dark imagery, blue mark on light surfaces */
.brand .mark-light{display:block}
.brand .mark-dark{display:none}
.site-header.scrolled .mark-light{display:none}
.site-header.scrolled .mark-dark{display:block}
body.hero-light-page .site-header:not(.scrolled) .mark-light{display:none}
body.hero-light-page .site-header:not(.scrolled) .mark-dark{display:block}
.main-nav{display:flex;align-items:center;gap:clamp(16px,2.4vw,34px)}
.main-nav a{
  font-size:14px;font-weight:500;color:rgba(255,255,255,.82);
  position:relative;padding:6px 0;transition:color .3s;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:100%;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .35s var(--ease);
}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{font-weight:600}
.header-cta{display:flex;align-items:center;gap:14px}
.site-header.scrolled{
  background:rgba(250,250,252,.78);
  backdrop-filter:blur(18px) saturate(1.6);
  -webkit-backdrop-filter:blur(18px) saturate(1.6);
  border-bottom-color:var(--border);
}
.site-header.scrolled .brand{color:var(--text)}
.site-header.scrolled .main-nav a{color:var(--text)}
.site-header.scrolled .btn-outline{border-color:var(--border);color:var(--text)}
.site-header.scrolled .btn-outline:hover{border-color:var(--text)}
.site-header.scrolled .burger span{background:var(--text)}

.burger{display:none;width:40px;height:40px;position:relative;z-index:110}
.burger span{
  position:absolute;left:10px;width:20px;height:1.8px;background:#fff;
  transition:transform .35s var(--ease),top .35s var(--ease),background .3s;
}
.burger span:nth-child(1){top:15px}
.burger span:nth-child(2){top:23px}
body.nav-open .burger span:nth-child(1){top:19px;transform:rotate(45deg)}
body.nav-open .burger span:nth-child(2){top:19px;transform:rotate(-45deg)}

.mobile-nav{
  position:fixed;inset:0;z-index:105;background:rgba(13,29,94,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  display:flex;flex-direction:column;justify-content:center;padding:0 32px;
  opacity:0;pointer-events:none;transition:opacity .4s var(--ease);
}
body.nav-open .mobile-nav{opacity:1;pointer-events:auto}
.mobile-nav a{
  font-size:clamp(1.8rem,7vw,2.6rem);font-weight:650;letter-spacing:-.03em;color:#fff;
  padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;align-items:center;
  transform:translateY(20px);opacity:0;transition:transform .5s var(--ease),opacity .5s var(--ease);
}
body.nav-open .mobile-nav a{transform:none;opacity:1}
.mobile-nav a small{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.15em}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:flex-end;
  background:var(--royal);color:#fff;overflow:hidden;
}
.hero-media{position:absolute;inset:0;overflow:hidden}
.hero-media img{
  width:100%;height:112%;object-fit:cover;opacity:.85;
  transform:scale(1.08);will-change:transform;
}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,29,94,.55) 0%,rgba(13,29,94,.05) 40%,rgba(13,29,94,.82) 100%);
}
.hero-content{position:relative;z-index:2;width:100%;padding-bottom:clamp(64px,10vh,120px);padding-top:140px}
.hero .h-display{color:#fff;max-width:14ch}
.hero .h-sub{margin-top:24px;max-width:44ch;color:rgba(255,255,255,.72)}
.hero-actions{display:flex;gap:14px;margin-top:40px;flex-wrap:wrap}
.hero-meta{
  display:flex;gap:clamp(24px,5vw,72px);margin-top:clamp(48px,8vh,88px);
  padding-top:28px;border-top:1px solid rgba(255,255,255,.18);flex-wrap:wrap;
}
.hero-meta div{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.hero-meta strong{display:block;font-family:var(--font);font-size:clamp(1.4rem,2.4vw,2rem);font-weight:650;letter-spacing:-.02em;color:#fff;margin-bottom:4px;text-transform:none}

/* Page hero (subpages) */
.page-hero{
  position:relative;min-height:72svh;display:flex;align-items:flex-end;
  background:var(--royal);color:#fff;overflow:hidden;
}
.page-hero .hero-media img{opacity:.6}
.page-hero .hero-media::after{
  background:linear-gradient(180deg,rgba(13,29,94,.62) 0%,rgba(13,29,94,.25) 45%,rgba(13,29,94,.88) 100%);
}
.page-hero .hero-content{padding-bottom:clamp(48px,8vh,88px)}
.page-hero .h-sub{color:rgba(255,255,255,.82)}
.breadcrumb{font-family:var(--mono);font-size:12px;letter-spacing:.15em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:20px;display:block}
.breadcrumb b{color:var(--accent);font-weight:500}

/* Light hero variant — bright imagery with ink text */
.hero-light .hero-media img{opacity:1}
.hero-light .hero-media::after{
  background:linear-gradient(100deg,rgba(255,255,255,.94) 0%,rgba(255,255,255,.72) 42%,rgba(255,255,255,.10) 72%),
             linear-gradient(0deg,rgba(255,255,255,.9) 0%,rgba(255,255,255,0) 34%);
}
.hero-light .h-display{color:var(--ink)}
.hero-light .h-sub{color:var(--muted)}
.hero-light .breadcrumb{color:rgba(0,0,0,.45)}
.hero-light .hero-meta{border-top-color:rgba(0,0,0,.15)}
.hero-light .hero-meta div{color:var(--muted)}
.hero-light .hero-meta strong{color:var(--ink)}
body.hero-light-page .site-header:not(.scrolled){border-bottom-color:rgba(255,255,255,.4)}
body.hero-light-page .site-header:not(.scrolled) .brand{color:var(--ink)}
body.hero-light-page .site-header:not(.scrolled) .main-nav a{color:var(--text)}
body.hero-light-page .site-header:not(.scrolled) .btn-outline{border-color:var(--border);color:var(--text)}
body.hero-light-page .site-header:not(.scrolled) .btn-outline:hover{border-color:var(--text)}
body.hero-light-page .site-header:not(.scrolled) .burger span{background:var(--ink)}

/* ---------- Marquee ---------- */
.marquee{
  background:var(--royal);color:rgba(255,255,255,.85);
  border-top:1px solid var(--border-dark);
  overflow:hidden;padding:20px 0;position:relative;
}
.marquee-track{display:flex;gap:56px;width:max-content;animation:marquee 36s linear infinite}
.marquee-track span{
  font-family:var(--mono);font-size:13px;letter-spacing:.2em;text-transform:uppercase;
  display:flex;align-items:center;gap:56px;white-space:nowrap;
}
.marquee-track span::after{content:"";width:6px;height:6px;background:var(--accent);border-radius:50%}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
.section{padding:clamp(88px,12vw,168px) 0}
.section-soft{background:var(--bg-soft)}
.section-dark{background:var(--royal);color:#fff}
.section-dark .h-sub{color:rgba(255,255,255,.72)}
.section-dark .h-section,.section-dark .h-display{color:#fff}
.section-head{max-width:820px;margin-bottom:clamp(48px,7vw,88px)}
.section-head .label{margin-bottom:22px}
.section-head .h-sub{margin-top:20px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .label{justify-content:center}

/* Manifesto / stats */
.manifesto p{
  font-size:clamp(1.5rem,2.8vw,2.4rem);line-height:1.32;letter-spacing:-.02em;font-weight:550;max-width:26ch;
}
.manifesto p em{font-style:normal;color:var(--accent)}
.stats-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);
  border:1px solid var(--border);margin-top:clamp(48px,7vw,80px);
}
.section-dark .stats-row{background:var(--border-dark);border-color:var(--border-dark)}
.stat{background:var(--bg);padding:clamp(28px,4vw,48px)}
.section-dark .stat{background:rgba(255,255,255,.06)}
.stat-num{
  font-size:clamp(2.6rem,4.6vw,4.2rem);font-weight:700;letter-spacing:-.04em;line-height:1;
  font-variant-numeric:tabular-nums;
}
.stat-num sup{font-size:.45em;color:var(--accent);font-weight:600;top:-.7em}
.stat p{margin-top:12px;font-size:14px;color:var(--muted)}
.section-dark .stat p{color:rgba(255,255,255,.55)}

/* ---------- Split feature ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:center;
}
.split + .split{margin-top:clamp(88px,12vw,160px)}
.split-media{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3.4}
.split-media--wide{aspect-ratio:16/9}
.split-media.split-media--wide img,.split:hover .split-media.split-media--wide img{transform:none}
.split-media img{width:100%;height:100%;object-fit:cover;transform:scale(1.06);transition:transform 1.2s var(--ease)}
.split:hover .split-media img{transform:scale(1)}
.split.flip .split-media{order:2}
.split--map{grid-template-columns:1.5fr 1fr}
.split-copy .label{margin-bottom:18px}
.split-copy h3{font-size:clamp(1.6rem,2.6vw,2.3rem);letter-spacing:-.025em;line-height:1.12;font-weight:650;margin-bottom:18px}
.split-copy p{color:var(--muted);max-width:46ch}
.section-dark .split-copy p{color:rgba(255,255,255,.6)}
.feature-list{margin-top:28px;display:grid;gap:0}
.feature-list li{
  display:flex;gap:14px;align-items:baseline;padding:14px 0;border-top:1px solid var(--border);font-size:15px;
}
.section-dark .feature-list li{border-color:var(--border-dark);color:rgba(255,255,255,.85)}
.feature-list li::before{
  content:"";width:7px;height:7px;background:var(--accent);border-radius:50%;flex:none;transform:translateY(-1px);
}

/* ---------- Cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.5vw,32px)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(20px,2.5vw,32px)}
.value-card{
  background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);
  padding:clamp(28px,3.4vw,44px);position:relative;overflow:hidden;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),background .4s;
}
.value-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.08)}
.value-card .idx{
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--accent);
  display:block;margin-bottom:clamp(40px,6vw,72px);
}
.value-card h3{font-size:clamp(1.3rem,1.8vw,1.6rem);letter-spacing:-.02em;font-weight:650;margin-bottom:12px}
.value-card p{font-size:15px;color:var(--muted)}
.value-card.accent{background:var(--accent);border-color:var(--accent);color:#fff}
.value-card.accent p{color:rgba(255,255,255,.82)}
.value-card.accent .idx{color:rgba(255,255,255,.7)}
.value-card.dark-card{background:var(--royal-deep);border-color:var(--border-dark);color:#fff}
.value-card.dark-card p{color:rgba(255,255,255,.6)}

/* ---------- Product cards ---------- */
.filter-bar{
  display:flex;gap:10px;flex-wrap:wrap;margin-bottom:clamp(36px,5vw,56px);
}
.chip{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;
  padding:10px 20px;border-radius:999px;border:1px solid var(--border);color:var(--muted);
  transition:all .3s var(--ease);
}
.chip:hover{border-color:var(--text);color:var(--text)}
.chip.active{background:var(--royal);border-color:var(--royal);color:#fff}

.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.5vw,28px)}
.product-card{
  background:var(--bg-soft);border-radius:var(--radius);overflow:hidden;position:relative;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),opacity .4s;
  display:flex;flex-direction:column;
}
.product-card:hover{transform:translateY(-6px);box-shadow:0 30px 70px rgba(0,0,0,.10)}
.product-card.hide,.product-row.hide{display:none}
.product-media{
  aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;padding:12%;
  position:relative;
}
.product-media img{
  max-height:100%;width:auto;max-width:100%;object-fit:contain;
  filter:drop-shadow(0 24px 32px rgba(0,0,0,.18));
  transition:transform .6s var(--ease);
}
.product-card:hover .product-media img{transform:scale(1.05) rotate(-1deg)}
.product-tag{
  position:absolute;top:18px;left:20px;font-family:var(--mono);font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
}
.product-body{padding:6px clamp(22px,2.4vw,30px) clamp(24px,2.6vw,32px)}
.product-body h3{font-size:1.25rem;letter-spacing:-.02em;font-weight:650;margin-bottom:8px}
.product-body p{font-size:14px;color:var(--muted);margin-bottom:16px}
.product-specs{display:flex;gap:8px;flex-wrap:wrap}
.spec{
  font-size:12px;padding:5px 12px;border-radius:999px;border:1px solid var(--border);color:var(--muted);
  background:var(--bg);
}

/* Product detail rows (products page) */
.product-row{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:center;
  padding:clamp(56px,8vw,96px) 0;border-top:1px solid var(--border);
}
.product-row .p-visual{
  background:var(--bg-soft);border-radius:var(--radius);aspect-ratio:1/1;
  display:flex;align-items:center;justify-content:center;padding:14%;position:relative;overflow:hidden;
}
.product-row .p-visual img{
  max-height:88%;object-fit:contain;filter:drop-shadow(0 28px 40px rgba(0,0,0,.20));
  transition:transform .7s var(--ease);
}
.product-row:hover .p-visual img{transform:scale(1.045)}
.product-row .p-visual .big-idx{
  position:absolute;bottom:14px;right:22px;font-size:clamp(4rem,7vw,6.4rem);font-weight:750;
  letter-spacing:-.05em;color:rgba(0,0,0,.06);line-height:1;font-variant-numeric:tabular-nums;
}
.product-row h3{font-size:clamp(1.7rem,2.8vw,2.5rem);letter-spacing:-.028em;font-weight:650;margin:14px 0 16px}
.product-row .p-desc{color:var(--muted);max-width:52ch}
.p-meta{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}
.p-meta h4{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);
  margin-bottom:12px;font-weight:500;
}
.p-meta li{font-size:14px;color:var(--text);padding:7px 0;border-top:1px solid var(--border)}

/* ---------- Process / timeline ---------- */
.process{display:grid;gap:0;counter-reset:step}
.process-step{
  display:grid;grid-template-columns:120px 1fr 1.2fr;gap:clamp(20px,4vw,64px);
  padding:clamp(32px,4.5vw,52px) 0;border-top:1px solid var(--border-dark);align-items:baseline;
}
.process-step .num{
  font-family:var(--mono);font-size:13px;letter-spacing:.14em;color:var(--accent);
}
.process-step h3{font-size:clamp(1.4rem,2.2vw,2rem);letter-spacing:-.02em;font-weight:650;color:#fff}
.process-step p{color:rgba(255,255,255,.6);font-size:15.5px;max-width:52ch}

/* Timeline (about) */
.timeline{position:relative;padding-left:clamp(24px,4vw,40px)}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--border)}
.timeline-item{position:relative;padding:0 0 clamp(36px,5vw,56px)}
.timeline-item::before{
  content:"";position:absolute;left:calc(-1 * clamp(24px,4vw,40px) - 1px);top:8px;width:11px;height:11px;
  border-radius:50%;background:var(--bg);border:2px solid var(--accent);
}
.timeline-item .year{font-family:var(--mono);font-size:13px;letter-spacing:.14em;color:var(--accent);margin-bottom:8px}
.timeline-item h3{font-size:1.35rem;font-weight:650;letter-spacing:-.02em;margin-bottom:8px}
.timeline-item p{color:var(--muted);font-size:15.5px;max-width:56ch}

/* ---------- Exhibitions ---------- */
.expo-list{display:grid;gap:0}
.expo-item{
  display:grid;grid-template-columns:minmax(140px,220px) 1fr auto;gap:clamp(20px,4vw,56px);
  align-items:center;padding:clamp(28px,4vw,44px) 0;border-top:1px solid var(--border);
  transition:background .3s;
}
.expo-item:last-child{border-bottom:1px solid var(--border)}
.expo-when{font-family:var(--mono);font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.expo-when b{display:block;color:var(--accent);font-weight:500;margin-bottom:4px}
.expo-item h3{font-size:clamp(1.3rem,2.2vw,1.9rem);font-weight:650;letter-spacing:-.02em}
.expo-item .loc{color:var(--muted);font-size:14.5px;margin-top:6px}
.expo-item p{color:var(--muted);font-size:15px;margin-top:12px;max-width:60ch}
.tag{
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;
  padding:7px 14px;border-radius:999px;border:1px solid var(--border);color:var(--muted);white-space:nowrap;
}
.tag.hot{background:var(--accent);border-color:var(--accent);color:#fff}

/* ---------- Knowledge ---------- */
.knav{
  position:sticky;top:68px;z-index:50;background:rgba(255,255,255,.85);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);overflow-x:auto;
}
.knav-inner{display:flex;gap:6px;padding:14px 0;white-space:nowrap}
.knav a{
  font-size:13.5px;font-weight:550;color:var(--muted);padding:8px 16px;border-radius:999px;
  transition:all .3s;
}
.knav a:hover{color:var(--text);background:var(--bg-soft)}
.knav a.active{background:var(--royal);color:#fff}
.article{padding:clamp(64px,9vw,120px) 0;border-top:1px solid var(--border)}
.article:first-of-type{border-top:none}
.article-head{max-width:760px}
.article-head .k-num{font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;color:var(--accent);text-transform:uppercase}
.article-head h2{font-size:clamp(1.8rem,3.4vw,2.8rem);letter-spacing:-.03em;line-height:1.1;font-weight:650;margin:16px 0 20px}
.article-head .k-sub{color:var(--muted);font-size:1.1rem}
.article-body{
  display:grid;grid-template-columns:1fr 1.6fr;gap:clamp(32px,6vw,96px);margin-top:clamp(36px,5vw,56px);
}
.article-aside h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;font-weight:500}
.article-aside .fact{padding:18px 0;border-top:1px solid var(--border)}
.article-aside .fact b{display:block;font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:700;letter-spacing:-.03em}
.article-aside .fact span{font-size:13.5px;color:var(--muted)}
.article-text p{color:#3a3a3c;margin-bottom:1.2em;max-width:68ch}
.article-text h3{font-size:1.3rem;font-weight:650;letter-spacing:-.02em;margin:1.8em 0 .6em}
.article-text ul{margin:0 0 1.2em}
.article-text li{padding:8px 0 8px 22px;position:relative;color:#3a3a3c;font-size:15.5px}
.article-text li::before{content:"";position:absolute;left:0;top:17px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.article-src{
  margin-top:24px;padding:16px 20px;background:var(--bg-soft);border-radius:12px;
  font-size:13.5px;color:var(--muted);
}
.article-src a{color:var(--accent);font-weight:550;border-bottom:1px solid transparent;transition:border-color .3s}
.article-src a:hover{border-color:var(--accent)}
.keneng-note{
  margin-top:28px;padding:20px 24px;border-left:3px solid var(--accent);
  background:var(--bg-soft);border-radius:0 14px 14px 0;font-size:15px;color:#3a3a3c;
}
.keneng-note b{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:8px;font-weight:500}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(40px,7vw,110px)}
.office{padding:clamp(24px,3vw,36px) 0;border-top:1px solid var(--border)}
.office h3{font-size:1.15rem;font-weight:650;letter-spacing:-.015em;display:flex;align-items:center;gap:12px}
.office h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
.office p{color:var(--muted);font-size:15px;margin-top:10px}
.office .mono{font-family:var(--mono);font-size:13.5px;color:var(--text);letter-spacing:.02em}
.form-card{
  background:var(--bg-soft);border-radius:var(--radius);padding:clamp(28px,4vw,52px);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;padding:14px 18px;border-radius:14px;border:1px solid var(--border);
  background:#fff;font:inherit;font-size:15px;color:var(--text);
  transition:border-color .3s,box-shadow .3s;appearance:none;
}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(217,51,29,.12);
}
.form-note{font-size:13px;color:var(--muted);margin-top:14px}
.form-success{
  display:none;text-align:center;padding:60px 20px;
}
.form-success.show{display:block}
.form-success .tick{
  width:64px;height:64px;border-radius:50%;background:var(--accent);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.form-error{display:none;text-align:center;padding:60px 20px}
.form-error.show{display:block}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;background:var(--royal);color:#fff;text-align:center}
.cta-band .h-display{margin:0 auto;max-width:16ch}
.cta-band .h-sub{margin:24px auto 0;max-width:46ch;color:rgba(255,255,255,.65)}
.cta-band .hero-actions{justify-content:center}
.cta-glow{
  position:absolute;left:50%;top:-40%;transform:translateX(-50%);
  width:80vw;height:80vw;max-width:900px;max-height:900px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,51,29,.28) 0%,transparent 60%);
  pointer-events:none;
}

/* ---------- Footer ---------- */
.site-footer{background:var(--royal-deep);color:#fff;padding:clamp(64px,9vw,110px) 0 40px;border-top:1px solid var(--border-dark)}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(32px,5vw,64px);
  padding-bottom:clamp(48px,6vw,80px);
}
.footer-grid h4{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.45);margin-bottom:20px;font-weight:500;
}
.footer-grid a,.footer-grid p{display:block;color:rgba(255,255,255,.75);font-size:14.5px;padding:5px 0;transition:color .3s}
.footer-grid a:hover{color:#fff}
.footer-brand p{max-width:34ch;color:rgba(255,255,255,.55);font-size:14.5px;margin-top:16px}
.footer-word{
  font-size:clamp(4rem,13vw,12rem);font-weight:800;letter-spacing:-.045em;line-height:.9;
  color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.22);
  user-select:none;white-space:nowrap;overflow:hidden;
  transition:color 1s var(--ease);
}
.site-footer:hover .footer-word{color:rgba(255,255,255,.06)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  border-top:1px solid var(--border-dark);padding-top:28px;margin-top:clamp(32px,4vw,56px);
  font-size:13px;color:rgba(255,255,255,.4);
}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(44px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}.reveal[data-d="4"]{transition-delay:.32s}
.reveal[data-d="5"]{transition-delay:.4s}.reveal[data-d="6"]{transition-delay:.48s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- Certifications strip ---------- */
.cert-strip{display:flex;gap:clamp(24px,5vw,72px);flex-wrap:wrap;align-items:center;justify-content:center}
.cert{
  font-family:var(--mono);font-size:clamp(13px,1.4vw,15px);letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.5);display:flex;align-items:center;gap:12px;
}
.cert::before{content:"";width:8px;height:8px;border:1.5px solid var(--accent);border-radius:50%}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .article-body{grid-template-columns:1fr}
}
@media (max-width:820px){
  .main-nav,.header-cta .btn{display:none}
  .burger{display:block}
  .split,.product-row,.contact-grid{grid-template-columns:1fr}
  .split.flip .split-media{order:0}
  .process-step{grid-template-columns:64px 1fr;grid-template-rows:auto auto}
  .process-step p{grid-column:2}
  .expo-item{grid-template-columns:1fr;gap:10px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero-meta{gap:24px}
}
@media (max-width:560px){
  .product-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:1fr}
  .p-meta{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}

/* Photo grid — real floor photography */
.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,2.4vw,28px);margin-top:44px}
.photo-grid figure{margin:0}
.photo-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);display:block}
.photo-grid figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#6e6e73;margin-top:12px}
@media (max-width:760px){.photo-grid{grid-template-columns:1fr}}

/* Images stay savable and copyable (right-click, long-press, drag to desktop):
   decorative overlays and the hero text layer let clicks fall through to the photo underneath. */
.hero-media::after{pointer-events:none}
.hero-content{pointer-events:none}
.hero-content>*{pointer-events:auto}

.footer-brand .footer-verify{margin-top:14px;padding-left:12px;border-left:2px solid var(--accent,#d9331d);font-size:13px;line-height:1.5;opacity:.75;max-width:34ch}

/* ---------- Language switcher ---------- */
.lang-switch{display:flex;align-items:center;gap:2px;font-family:var(--mono);font-size:12px;letter-spacing:.08em}
.lang-switch a{color:rgba(255,255,255,.72);padding:6px 8px;border-radius:999px;line-height:1;transition:color .25s,background .25s}
.lang-switch a:hover{color:#fff}
.lang-switch a[aria-current="true"]{color:#fff;background:rgba(255,255,255,.18);font-weight:600}
.site-header.scrolled .lang-switch a,body.hero-light-page .site-header:not(.scrolled) .lang-switch a{color:var(--muted)}
.site-header.scrolled .lang-switch a:hover,body.hero-light-page .site-header:not(.scrolled) .lang-switch a:hover{color:var(--text)}
.site-header.scrolled .lang-switch a[aria-current="true"],body.hero-light-page .site-header:not(.scrolled) .lang-switch a[aria-current="true"]{color:var(--text);background:rgba(0,0,0,.07)}
.mobile-nav .lang-switch--mobile{display:flex;gap:10px;margin-top:26px;font-size:14px;letter-spacing:.04em;font-family:var(--font)}
.mobile-nav .lang-switch--mobile a{font-size:15px;font-weight:600;letter-spacing:0;padding:9px 16px;border:1px solid rgba(255,255,255,.25);border-radius:999px;color:#fff;transform:none;opacity:1;display:inline-flex}
.mobile-nav .lang-switch--mobile a[aria-current="true"]{background:#fff;color:var(--royal-deep)}
@media (max-width:820px){.header-cta{gap:8px}.lang-switch a{padding:6px 7px}}
.lang-banner{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:95;display:flex;align-items:center;gap:14px;max-width:calc(100vw - 24px);padding:10px 12px 10px 18px;background:var(--royal-deep);color:#fff;border-radius:999px;box-shadow:0 10px 40px rgba(0,0,0,.25);font-size:14px}
.lang-banner button{color:rgba(255,255,255,.7);font-size:22px;line-height:1;padding:0 8px}
@media (max-width:560px){.lang-banner{border-radius:18px;flex-wrap:wrap;justify-content:center;text-align:center}}

/* btn-wrap-fix: longer FR/ES labels must wrap instead of overflowing small screens */
@media (max-width:560px){.btn{white-space:normal;text-align:center;line-height:1.3;max-width:100%;justify-content:center}}

/* nav-collapse-1040: FR/ES labels are longer — collapse to the burger menu earlier */
@media (max-width:1040px){.main-nav,.header-cta .btn{display:none}.burger{display:block}}

/* ---------- Trust components (strip, FAQ, facts, next steps) ---------- */
.trust-strip{background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.trust-inner{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:center;padding-block:18px}
.trust-item{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:550;color:var(--text);letter-spacing:-.005em}
.trust-item svg{flex:none;color:var(--accent)}
@media (max-width:640px){.trust-inner{justify-content:flex-start;gap:10px 20px;padding-block:16px}.trust-item{font-size:13px}}
.faq{max-width:840px}
.faq details{border-bottom:1px solid var(--border)}
.faq details:first-child{border-top:1px solid var(--border)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:24px;align-items:center;padding:22px 0;font-size:1.12rem;font-weight:600;letter-spacing:-.015em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:24px;line-height:1;color:var(--accent);transition:transform .3s var(--ease);flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 24px;color:var(--muted);max-width:68ch;font-size:1rem;line-height:1.65}
.facts{display:grid;grid-template-columns:minmax(110px,160px) 1fr;gap:0 22px;margin:0}
.facts dt{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:16px 0;border-top:1px solid var(--border)}
.facts dd{margin:0;padding:15px 0;border-top:1px solid var(--border);font-size:15px;line-height:1.5}
.facts dt:nth-last-of-type(1),.facts dd:last-of-type{border-bottom:1px solid var(--border)}
@media (max-width:560px){.facts{grid-template-columns:1fr}.facts dt{padding:14px 0 2px}.facts dd{padding:0 0 14px;border-top:0}}
.next-steps{margin:10px 0 0;padding-left:20px;display:grid;gap:10px}
.next-steps li{color:var(--muted);font-size:15px;line-height:1.55}
.next-steps strong{color:var(--text)}
/* trust-strip balanced wrapping */
@media (max-width:1320px){.trust-inner{display:grid;grid-template-columns:repeat(3,max-content);justify-content:center;gap:12px 36px}}
@media (max-width:860px){.trust-inner{grid-template-columns:repeat(2,max-content);gap:12px 26px}}
@media (max-width:520px){.trust-inner{grid-template-columns:1fr;justify-content:start}}

/* Click-to-load video (nothing from YouTube loads until play is pressed) */
.video-wrap{max-width:980px;margin:0 auto}
.video-embed,.video-frame{display:block;position:relative;aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:var(--royal-deep)}
.video-embed img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .8s var(--ease)}
.video-embed::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,29,94,.08),rgba(13,29,94,.5));pointer-events:none}
.video-embed:hover img{transform:scale(1.03)}
.video-play{position:absolute;left:50%;top:50%;width:88px;height:88px;margin:-44px 0 0 -44px;border-radius:50%;background:var(--accent);display:grid;place-items:center;z-index:2;box-shadow:0 12px 40px rgba(0,0,0,.35);transition:transform .3s var(--ease),background .3s}
.video-play svg{width:34px;height:34px;fill:#fff;margin-left:5px}
.video-embed:hover .video-play,.video-embed:focus-visible .video-play{transform:scale(1.08);background:var(--accent-dark)}
.video-embed:focus-visible{outline:3px solid var(--royal);outline-offset:4px}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-note{margin-top:14px;font-size:14px;color:var(--muted);text-align:center}

/* ---------- v13: grouped navigation, page nav, related links, callout ---------- */
.nav-group{position:relative}
.main-nav .nav-trigger{font:inherit;font-size:14px;font-weight:500;color:rgba(255,255,255,.82);padding:6px 16px 6px 0;background:none;border:0;cursor:pointer;position:relative;transition:color .3s}
.main-nav .nav-trigger::before{content:"";position:absolute;right:1px;top:50%;width:6px;height:6px;margin-top:-5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);transition:transform .3s var(--ease)}
.main-nav .nav-trigger::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:calc(100% - 16px);background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.main-nav .nav-trigger:hover::after,.main-nav .nav-trigger.active::after,.nav-group.open .nav-trigger::after{transform:scaleX(1)}
.main-nav .nav-trigger.active{font-weight:600}
.site-header.scrolled .main-nav .nav-trigger,body.hero-light-page .site-header:not(.scrolled) .main-nav .nav-trigger{color:var(--text)}
.nav-group:hover .nav-trigger::before,.nav-group.open .nav-trigger::before{transform:rotate(225deg);margin-top:-1px}
.nav-menu{position:absolute;left:-18px;top:100%;padding-top:14px;min-width:400px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;z-index:120}
.nav-menu-inner{background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:0 24px 60px rgba(13,29,94,.18);padding:10px;display:grid;gap:2px}
.main-nav .nav-menu a{display:block;padding:12px 14px;border-radius:10px;color:var(--text);transition:background .2s}
.main-nav .nav-menu a::after{display:none}
.main-nav .nav-menu a strong{display:block;font-weight:650;font-size:14.5px;color:var(--text)}
.main-nav .nav-menu a span{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:2px;line-height:1.4}
.main-nav .nav-menu a:hover,.main-nav .nav-menu a:focus-visible{background:var(--bg-soft)}
.main-nav .nav-menu a[aria-current="page"] strong{color:var(--royal)}
.nav-group:hover .nav-menu,.nav-group.open .nav-menu{opacity:1;visibility:visible;transform:none}
/* mobile menu: grouped, scrollable */
.mobile-nav{overflow-y:auto;justify-content:flex-start;padding:96px 28px 40px}
.mobile-nav>a{font-size:clamp(1.5rem,6vw,2rem);padding:9px 0}
.mnav-group{padding:6px 0 10px;border-bottom:1px solid rgba(255,255,255,.08)}
.mnav-title{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);padding:10px 0 2px}
.mobile-nav .mnav-group a{font-size:clamp(1.15rem,4.6vw,1.45rem);font-weight:600;border-bottom:0;padding:7px 0}
/* footer: brand + 4 columns */
.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr 1.1fr}
@media (max-width:1040px){.footer-grid{grid-template-columns:1fr 1fr 1fr}.footer-brand{grid-column:1/-1}}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
/* anchors land below the sticky header + page nav */
[data-nav],main [id]{scroll-margin-top:132px}
/* 'On this page' bar reuses .knav; allow it on every page */
.knav a{flex:none}
/* related links */
.related{padding:clamp(56px,8vw,96px) 0;border-top:1px solid var(--border)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.related-card{display:block;padding:24px 26px;border:1px solid var(--border);border-radius:var(--radius);transition:transform .4s var(--ease),border-color .3s,box-shadow .4s}
.related-card:hover{transform:translateY(-4px);border-color:var(--royal);box-shadow:0 20px 50px rgba(0,0,0,.08)}
.related-card strong{display:block;font-size:1.15rem;letter-spacing:-.02em;margin-bottom:6px}
.related-card span{display:block;color:var(--muted);font-size:14.5px}
@media (max-width:820px){.related-grid{grid-template-columns:1fr}}
/* callout (digital proof on Products) */
.callout{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;padding:24px 28px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-soft)}
.callout p{margin:0;max-width:62ch}
@media (max-width:820px){.callout{grid-template-columns:1fr;gap:12px}}
.pgroup .section-head{margin-bottom:0}
.pgroup .product-row:first-of-type{border-top:0}
.callout .idx{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);white-space:nowrap}
/* open mobile menu: keep logo + close (X) visible above the overlay, lock page scroll */
body.nav-open{overflow:hidden}
body.nav-open .site-header{z-index:110;background:transparent;border-bottom-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}
body.nav-open .site-header .brand{color:#fff}
body.nav-open .site-header .mark-light{display:block}
body.nav-open .site-header .mark-dark{display:none}
body.nav-open .site-header .burger span{background:#fff}
body.nav-open .header-cta .lang-switch,body.nav-open .header-cta .btn{display:none}
@media (max-width:820px){.knav-inner{padding-left:20px;padding-right:20px}}