/* ============================================================
   AVION METAL — design tokens
   Palette: deep foundry navy + copper pour gradient + warm cream
   Type: Space Grotesk (display) / Inter (body) / JetBrains Mono (data)
   Signature: the "pour line" — a copper gradient bar that extrudes
   under eyebrows, and product cards that cast/slide in like bars
   coming off a mill line.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --navy-950:#0a1420;
  --navy-900:#0e1c2c;
  --navy-800:#152a40;
  --navy-700:#1d3652;

  --copper-300:#e9ab6c;
  --copper-400:#dd8a4a;
  --copper-500:#c1652f;
  --copper-600:#a04f24;
  --copper-glow: radial-gradient(circle at 30% 20%, #f2c495, #dd8a4a 45%, #a04f24 100%);
  --pour: linear-gradient(90deg,#a04f24,#dd8a4a 45%,#f2c495 75%,#dd8a4a);

  --cream-50:#f8f4ec;
  --cream-100:#f0e8d8;
  --cream-200:#e6dac2;

  --ink-900:#1a1712;
  --slate-500:#5c6a76;
  --slate-300:#93a2ab;

  --line: rgba(14,28,44,.12);
  --line-light: rgba(248,244,236,.16);

  --radius: 2px;
  --ease: cubic-bezier(.22,.68,.24,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--cream-50);
  color:var(--ink-900);
  font-family:'Inter',sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  line-height:1.08;
  margin:0;
  letter-spacing:-.01em;
}
p{margin:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.mono{font-family:'JetBrains Mono',monospace;}

.wrap{
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}
@media (max-width:640px){ .wrap{padding:0 20px;} }

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important;}
}

/* ---------- eyebrow / pour line (signature element) ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:'JetBrains Mono',monospace;
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--copper-600);
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:34px;height:3px;
  background:var(--pour);
  background-size:200% 100%;
  border-radius:2px;
  animation:pourflow 3.5s linear infinite;
}
.on-dark .eyebrow{color:var(--copper-300);}
@keyframes pourflow{
  0%{background-position:0% 0;}
  100%{background-position:200% 0;}
}

.section-head{max-width:640px; margin-bottom:48px;}
.section-head h2{font-size:clamp(28px,3.6vw,42px); margin-bottom:14px;}
.section-head p{color:var(--slate-500); font-size:16.5px;}
.on-dark .section-head p{color:var(--slate-300);}
.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  font-size:14.5px;
  letter-spacing:.01em;
  border-radius:2px;
  border:1px solid transparent;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, color .3s, border-color .3s;
  white-space:nowrap;
}
.btn-copper{
  background:var(--copper-500);
  color:#fff8f0;
  box-shadow:0 0 0 0 rgba(193,101,47,.5);
}
.btn-copper:hover{ background:var(--copper-600); transform:translateY(-2px); box-shadow:0 10px 24px -8px rgba(160,79,36,.55);}
.btn-outline{
  background:transparent;
  border-color:var(--line);
  color:var(--ink-900);
}
.btn-outline:hover{border-color:var(--copper-500); color:var(--copper-600); transform:translateY(-2px);}
.on-dark .btn-outline{border-color:var(--line-light); color:#fff;}
.on-dark .btn-outline:hover{border-color:var(--copper-300); color:var(--copper-300);}
.btn svg{width:16px;height:16px; transition:transform .3s var(--ease);}
.btn:hover svg{transform:translateX(3px);}
.btn-sm{padding:10px 18px; font-size:13px;}
.btn-block{width:100%; justify-content:center;}

/* ================= HEADER ================= */
.site-header{
  position:sticky; top:0; z-index:200;
  background:rgba(248,244,236,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar{
  background:var(--navy-950);
  color:var(--slate-300);
  font-size:12.5px;
}
.topbar .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:8px; padding-bottom:8px;
}
.topbar-left{display:flex; gap:22px;}
.topbar a:hover{color:var(--copper-300);}
.topbar-right{display:flex; align-items:center; gap:16px;}
@media (max-width:760px){ .topbar-left span:nth-child(2){display:none;} }

.navbar{ padding:16px 0; }
.navbar .wrap{display:flex; align-items:center; justify-content:space-between; gap:24px;}
.brand{display:flex; flex-direction:column; align-items:center; gap:4px; flex-shrink:0; min-width:0;}
.brand-mark{
  width:42px;height:42px; border-radius:2px;
  background:var(--copper-glow);
  display:flex; align-items:center; justify-content:center;
  color:#2a1206; font-family:'Space Grotesk'; font-weight:700; font-size:17px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.35);
}
.brand-logo{height:46px; width:auto; display:block;}
.brand-tagline{
  font-family:'JetBrains Mono', monospace;
  font-size:10.5px;
  letter-spacing:.06em;
  color:var(--slate-500);
  line-height:1.25;
  max-width:100%;
  text-align:center;
}
@media (max-width:560px){
  .brand-logo{height:38px;}
  .brand-tagline{font-size:9px; letter-spacing:.04em;}
}
.brand-name{font-family:'Space Grotesk'; font-weight:700; font-size:19px; letter-spacing:.01em; line-height:1;}
.brand-sub{font-family:'JetBrains Mono'; font-size:10.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--slate-500); margin-top:3px;}

.nav-links{display:flex; align-items:center; gap:34px;}
.nav-links a{
  font-family:'Space Grotesk'; font-weight:500; font-size:14.5px;
  color:var(--ink-900); position:relative; padding:4px 0;
}
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
  background:var(--pour); background-size:200% 100%; transition:width .3s var(--ease);
}
.nav-links a:hover::after, .nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--copper-600);}
.nav-cta{display:flex; align-items:center; gap:14px;}

/* ---------- Products dropdown ---------- */
.nav-dropdown{position:relative;}
.nav-dropdown-trigger{
  display:flex; align-items:center; gap:6px;
  font-family:'Space Grotesk'; font-weight:500; font-size:14.5px;
  color:var(--ink-900); background:none; border:none; padding:4px 0; position:relative;
}
.nav-dropdown-trigger::after{
  content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
  background:var(--pour); background-size:200% 100%; transition:width .3s var(--ease);
}
.nav-dropdown-trigger:hover::after, .nav-dropdown-trigger.active::after{width:100%;}
.nav-dropdown-trigger.active{color:var(--copper-600);}
.nav-dropdown-trigger .caret{width:11px; height:11px; transition:transform .25s var(--ease);}
.nav-dropdown.open .nav-dropdown-trigger .caret{transform:rotate(180deg);}
.dropdown-menu{
  display:none; position:absolute; top:100%; margin-top:14px; left:0; min-width:170px;
  background:#fff; border:1px solid var(--line); border-radius:2px;
  box-shadow:0 20px 38px -18px rgba(14,28,44,.35); padding:8px; z-index:250;
}
.dropdown-menu::before{content:""; position:absolute; left:-10px; right:-10px; top:-24px; height:24px;} /* invisible bridge so the menu stays open while the mouse travels down */
.dropdown-menu a{
  display:block; padding:11px 14px; font-family:'Space Grotesk'; font-weight:500; font-size:14px;
  color:var(--ink-900); border-radius:2px; transition:background .2s, color .2s;
}
.dropdown-menu a:hover{background:var(--cream-100); color:var(--copper-600);}
.nav-dropdown.open .dropdown-menu{display:block;}
@media (hover:hover) and (min-width:921px){
  .nav-dropdown:hover .dropdown-menu{display:block;}
}
.burger{display:none; width:26px; height:20px; position:relative; border:none; background:none;}
.burger span{position:absolute; left:0; width:100%; height:2px; background:var(--ink-900); transition:transform .3s, opacity .3s;}
.burger span:nth-child(1){top:0;} .burger span:nth-child(2){top:9px;} .burger span:nth-child(3){top:18px;}
.burger.open span:nth-child(1){transform:translateY(9px) rotate(45deg);}
.burger.open span:nth-child(2){opacity:0;}
.burger.open span:nth-child(3){transform:translateY(-9px) rotate(-45deg);}

@media (max-width:920px){
  .nav-links{
    position:fixed; top:0; right:0; height:100vh; width:min(320px,80vw);
    background:var(--navy-950); flex-direction:column; align-items:flex-start;
    padding:100px 32px 32px; gap:26px; transform:translateX(100%);
    transition:transform .4s var(--ease); z-index:150;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{color:#fff; font-size:18px;}
  .nav-cta .btn-outline{display:none;}
  .burger{display:block;}
  .nav-dropdown{width:100%;}
  .nav-dropdown-trigger{color:#fff; font-size:18px; width:100%; justify-content:space-between;}
  .nav-dropdown-trigger::after{display:none;}
  .dropdown-menu{
    position:static; background:transparent; border:none; box-shadow:none;
    padding:2px 0 0 14px; margin-top:6px; min-width:0;
  }
  .dropdown-menu a{color:var(--slate-300); font-size:15px; padding:9px 0;}
}

/* ================= HERO SLIDER ================= */
.hero{
  position:relative; overflow:hidden;
  background:var(--navy-950); color:#fff;
  min-height:640px;
}
.hero-slides{position:absolute; inset:0;}
.hero-slide{
  position:absolute; inset:0; opacity:0; transition:opacity 1.1s ease;
  background-size:cover; background-position:center;
}
.hero-slide.active{opacity:1;}
.hero-slide::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(100deg, rgba(10,20,32,.96) 0%, rgba(10,20,32,.86) 32%, rgba(10,20,32,.55) 62%, rgba(10,20,32,.25) 100%);
}
.hero-slide.grad1{background-image:url('images/hero/hero-1.jpg');}
.hero-slide.grad2{background-image:url('images/hero/hero-2.jpg');}
.hero-slide.grad3{background-image:url('images/hero/hero-3.jpg');}

.hero-inner{
  position:relative; z-index:5;
  min-height:640px; display:flex; align-items:center;
  padding:80px 0 60px;
}
.hero-grid{display:block; width:100%;}
.hero-text{max-width:620px;}
.hero-text h1{font-size:clamp(38px,5.6vw,64px); color:#fff;}
.hero-text h1 .accent{
  background:linear-gradient(90deg,#f2c495,#dd8a4a);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-text p{color:var(--slate-300); font-size:17.5px; max-width:480px; margin:22px 0 32px;}
.hero-actions{display:flex; gap:16px; flex-wrap:wrap;}
.hero-stats{display:flex; gap:36px; margin-top:52px;}
.hero-stat b{font-family:'Space Grotesk'; font-size:26px; color:var(--copper-300); display:block;}
.hero-stat span{font-size:12px; color:var(--slate-300); font-family:'JetBrains Mono'; letter-spacing:.06em;}

.hero-art{position:relative; height:420px;}
.bar-stack{position:absolute; inset:0;}
.ingot{
  position:absolute; border-radius:3px;
  background:var(--copper-glow);
  box-shadow:0 20px 40px -14px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.25);
}
.i1{width:78%; height:34px; left:6%; top:18%; animation:extrude 5s var(--ease) infinite;}
.i2{width:64%; height:34px; left:20%; top:38%; animation:extrude 5s var(--ease) infinite .3s;}
.i3{width:88%; height:34px; left:2%; top:58%; animation:extrude 5s var(--ease) infinite .6s;}
.i4{width:52%; height:34px; left:30%; top:78%; animation:extrude 5s var(--ease) infinite .9s;}
@keyframes extrude{
  0%,100%{transform:translateX(0);}
  50%{transform:translateX(14px);}
}

.hero-nav{position:absolute; z-index:6; bottom:30px; left:0; right:0;}
.hero-nav .wrap{display:flex; align-items:center; gap:18px;}
.hero-dots{display:flex; gap:10px;}
.hero-dot{width:34px; height:3px; background:rgba(255,255,255,.25); border:none; padding:0; position:relative; overflow:hidden; border-radius:2px;}
.hero-dot span{position:absolute; inset:0; background:var(--copper-400); transform:scaleX(0); transform-origin:left; }
.hero-dot.active span{animation:dotfill 5s linear forwards;}
@keyframes dotfill{ from{transform:scaleX(0);} to{transform:scaleX(1);} }
.hero-arrows{display:flex; gap:10px; margin-left:auto;}
.hero-arrow{
  width:38px; height:38px; border-radius:50%; border:1px solid var(--line-light);
  background:transparent; color:#fff; display:flex; align-items:center; justify-content:center;
  transition:background .3s, border-color .3s;
}
.hero-arrow:hover{background:var(--copper-500); border-color:var(--copper-500);}
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-art{height:220px; order:-1;}
  .hero-stats{gap:24px; flex-wrap:wrap;}
}

/* ================= MARQUEE / CLIENT-ISH STRIP ================= */
.pledge-bar{background:var(--navy-900); border-top:1px solid var(--line-light); padding:34px 0;}
.pledge-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:28px;}
.pledge{display:flex; gap:14px; align-items:flex-start; color:#fff;}
.pledge svg{flex:none; width:26px; height:26px; color:var(--copper-300);}
.pledge h4{font-size:14.5px; margin-bottom:5px;}
.pledge p{font-size:12.8px; color:var(--slate-300); line-height:1.5;}
@media (max-width:1000px){ .pledge-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .pledge-grid{grid-template-columns:1fr;} }

/* ================= PRODUCTS ================= */
.products-section{padding:100px 0;}
.section-top{display:flex; align-items:flex-end; justify-content:space-between; gap:20px; flex-wrap:wrap;}
.product-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:20px;
}
@media (max-width:900px){ .product-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .product-grid{grid-template-columns:1fr;} }

.reveal-cast{
  opacity:0; transform:translateX(-40px) scaleX(.96); transform-origin:left center;
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal-cast.in{opacity:1; transform:translateX(0) scaleX(1);}

.product-card{
  background:#fff; border:1px solid var(--line); border-radius:2px; overflow:hidden;
  display:flex; flex-direction:column;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), border-color .3s;
}
.product-card:hover{transform:translateY(-6px); box-shadow:0 22px 40px -18px rgba(14,28,44,.28); border-color:transparent;}
.product-media{
  position:relative; aspect-ratio:4/3; background:linear-gradient(160deg,var(--navy-800),var(--navy-950));
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.product-media svg{width:78%; height:auto; filter:drop-shadow(0 14px 18px rgba(0,0,0,.45));}
.product-card:hover .product-media svg{animation:jiggle .6s var(--ease);}
.product-media img{width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease);}
.product-card:hover .product-media img{transform:scale(1.06);}
@keyframes jiggle{ 0%,100%{transform:translateY(0);} 50%{transform:translateY(-6px);} }
.product-tag{
  position:absolute; top:12px; left:12px; background:rgba(10,20,32,.65); color:var(--copper-300);
  font-family:'JetBrains Mono'; font-size:10.5px; letter-spacing:.08em; text-transform:uppercase;
  padding:5px 9px; border-radius:2px; border:1px solid var(--line-light);
}
.product-body{padding:20px 20px 22px; display:flex; flex-direction:column; gap:10px; flex:1;}
.product-body h3{font-size:18px;}
.product-body p{color:var(--slate-500); font-size:14px; flex:1;}
.product-grade{
  font-family:'JetBrains Mono'; font-size:11.5px; letter-spacing:.04em; color:var(--slate-500);
  background:var(--cream-100); align-self:flex-start; padding:4px 9px; border-radius:2px;
}
.product-link{
  display:flex; align-items:center; gap:8px; font-family:'Space Grotesk'; font-weight:600; font-size:13.5px;
  color:var(--copper-600); margin-top:4px;
}
.product-link svg{width:15px; height:15px; transition:transform .3s var(--ease);}
.product-card:hover .product-link svg{transform:translateX(4px);}

.view-all-wrap{text-align:center; margin-top:48px;}

/* material tabs (Copper / Aluminium) on products page */
.material-tabs{display:flex; gap:12px; flex-wrap:wrap; margin-bottom:22px;}
.material-tab{
  padding:12px 24px; border:1px solid var(--line); border-radius:2px; font-size:14.5px;
  font-family:'Space Grotesk'; font-weight:600; background:#fff; transition:all .25s var(--ease);
}
.material-tab:hover{border-color:var(--copper-400); color:var(--copper-600);}
.material-tab.active{background:var(--navy-950); border-color:var(--navy-950); color:#fff;}

/* filter bar for products page */
.filter-bar{display:flex; gap:10px; flex-wrap:wrap; margin:8px 0 8px;}
.filter-chip{
  padding:9px 18px; border:1px solid var(--line); border-radius:20px; font-size:13.5px;
  font-family:'Space Grotesk'; font-weight:500; background:#fff; transition:all .25s var(--ease);
}
.filter-chip:hover{border-color:var(--copper-400); color:var(--copper-600);}
.filter-chip.active{background:var(--copper-500); border-color:var(--copper-500); color:#fff;}

/* ================= INDUSTRIES ================= */
.industries{background:var(--navy-950); color:#fff; padding:100px 0;}
.industry-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line-light); margin-top:20px; border:1px solid var(--line-light);}
.industry-cell{
  background:var(--navy-950); padding:32px 28px; display:flex; flex-direction:column; gap:14px;
  transition:background .35s;
}
.industry-cell:hover{background:var(--navy-900);}
.industry-cell svg{width:30px; height:30px; color:var(--copper-300);}
.industry-cell h4{font-size:17px; color:#fff;}
.industry-cell p{font-size:13.5px; color:var(--slate-300);}
@media (max-width:900px){ .industry-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .industry-grid{grid-template-columns:1fr;} }

/* ================= ABOUT / SPLIT ================= */
.split{padding:100px 0;}
.split-grid{display:grid; grid-template-columns:.9fr 1.1fr; gap:64px; align-items:center;}
.split-visual{
  position:relative; aspect-ratio:1/1.05; border-radius:2px; overflow:hidden;
  background:linear-gradient(155deg,var(--navy-900),var(--navy-950));
}
.split-visual svg, .split-visual img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover;}
.split-badge{
  position:absolute; bottom:22px; left:22px; right:22px; background:rgba(248,244,236,.96);
  padding:16px 18px; border-radius:2px; display:flex; gap:14px; align-items:center;
}
.split-badge b{font-family:'Space Grotesk'; font-size:22px; color:var(--copper-600); display:block;}
.split-badge span{font-size:12px; color:var(--slate-500);}
.check-list{display:grid; grid-template-columns:1fr 1fr; gap:14px 20px; margin:28px 0 34px;}
.check-item{display:flex; gap:10px; align-items:flex-start; font-size:14.5px;}
.check-item svg{width:18px; height:18px; flex:none; color:var(--copper-500); margin-top:2px;}
@media (max-width:900px){ .split-grid{grid-template-columns:1fr;} .check-list{grid-template-columns:1fr;} }

/* ================= CERTIFICATIONS STRIP (added section) ================= */
.certs{background:var(--cream-100); padding:64px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.certs-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:22px; margin-top:28px;}
.certs-grid--regions{grid-template-columns:repeat(5,1fr);}
@media (max-width:1200px){ .certs-grid--regions{grid-template-columns:repeat(3,1fr);} }
@media (max-width:768px){ .certs-grid--regions{grid-template-columns:repeat(2,1fr);} }
.cert-card{
  background:#fff; border:1px solid var(--line); padding:24px 20px; text-align:center; border-radius:2px;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.cert-card:hover{transform:translateY(-5px); box-shadow:0 16px 30px -16px rgba(14,28,44,.25);}
.cert-card svg{width:34px; height:34px; color:var(--copper-500); margin:0 auto 12px;}
.cert-card h4{font-size:14.5px; margin-bottom:6px;}
.cert-card p{font-size:12.5px; color:var(--slate-500);}
@media (max-width:900px){ .certs-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .certs-grid{grid-template-columns:1fr;} }

/* ================= PROCESS TIMELINE (added section) ================= */
.process{padding:100px 0;}
.process-track{position:relative; margin-top:50px;}
.process-track::before{
  content:""; position:absolute; left:0; right:0; top:26px; height:2px;
  background:repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}
.process-img{position:relative; border-radius:4px; overflow:hidden; aspect-ratio:16/11; margin-bottom:28px;}
.process-img img{width:100%; height:100%; object-fit:cover; display:block; transition:transform .5s var(--ease);}
.process-step:hover .process-img img{transform:scale(1.05);}
.process-img .num{
  position:absolute; left:14px; bottom:-16px; width:40px; height:40px; border-radius:50%;
  background:var(--copper-500); color:#fff; font-family:'Space Grotesk'; font-weight:700; font-size:15px;
  display:flex; align-items:center; justify-content:center; box-shadow:0 8px 18px -6px rgba(0,0,0,.4);
}
.process-step h4{margin-top:6px;}
.process-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:24px; position:relative; margin-top:8px;}
.process-step b.num{
  width:52px; height:52px; border-radius:50%; background:var(--copper-glow); color:#2a1206;
  font-family:'Space Grotesk'; font-weight:700; font-size:16px; display:flex; align-items:center; justify-content:center;
  margin-bottom:20px; position:relative; z-index:2; box-shadow:0 0 0 6px var(--cream-50);
}
.process-step h4{font-size:16.5px; margin-bottom:8px;}
.process-step p{font-size:13.5px; color:var(--slate-500);}
@media (max-width:900px){ .process-grid{grid-template-columns:1fr 1fr; row-gap:36px;} .process-track::before{display:none;} }
@media (max-width:560px){ .process-grid{grid-template-columns:1fr;} }

/* ================= TESTIMONIALS ================= */
.testimonials{background:var(--navy-950); color:#fff; padding:100px 0;}
.t-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:30px;}
.t-card{background:var(--navy-900); border:1px solid var(--line-light); padding:28px; border-radius:2px; height:100%;}
.t-card svg{width:26px; height:20px; color:var(--copper-400); margin-bottom:16px;}
.t-card p{font-size:14.5px; color:var(--slate-300); margin-bottom:20px;}
.t-name{font-family:'Space Grotesk'; font-weight:600; font-size:14.5px;}
.t-role{font-family:'JetBrains Mono'; font-size:11.5px; color:var(--copper-300); text-transform:uppercase; letter-spacing:.06em;}
@media (max-width:900px){ .t-grid{grid-template-columns:1fr;} }

.t-carousel{--visible:3; --gap:24px; margin-top:30px;}
.t-carousel .carousel-viewport{padding:4px 0 16px; margin:-4px 0 -16px;}
.t-carousel .carousel-track{align-items:stretch;}
.t-carousel .carousel-track .t-card{
  flex:0 0 calc((100% - (var(--visible) - 1) * var(--gap)) / var(--visible));
  min-width:0;
  height:auto;
  align-self:stretch;
  display:flex;
  flex-direction:column;
  box-sizing:border-box;
}
.t-carousel .t-card p{
  flex:1 1 auto;
  margin-bottom:20px;
}
.t-carousel .t-card .t-name{margin-top:auto;}
.t-carousel .carousel-controls{margin-top:32px;}
.t-carousel .car-arrow{background:var(--navy-900); border-color:var(--line-light); color:#fff;}
.t-carousel .car-arrow:hover{background:var(--copper-500); border-color:var(--copper-500); color:#fff;}
@media (max-width:900px){ .t-carousel{--visible:2;} }
@media (max-width:560px){ .t-carousel{--visible:1;} }

/* ================= CTA QUOTE BAND ================= */
.cta-band{
  background:linear-gradient(120deg,var(--navy-950),#241206 130%);
  color:#fff; padding:80px 0; position:relative; overflow:hidden;
}
.cta-band::before{
  content:""; position:absolute; right:-120px; top:-120px; width:400px; height:400px; border-radius:50%;
  background:radial-gradient(circle,rgba(221,138,74,.35),transparent 70%);
}
.cta-inner{display:flex; align-items:center; justify-content:space-between; gap:30px; flex-wrap:wrap; position:relative; z-index:2;}
.cta-inner h2{font-size:clamp(24px,3.2vw,34px); max-width:620px;}
.cta-inner p{color:var(--slate-300); margin-top:10px; max-width:480px;}
.cta-actions{display:flex; gap:14px; flex-wrap:wrap;}

/* ================= FOOTER ================= */
.site-footer{background:var(--navy-950); color:var(--slate-300); padding:80px 0 0;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; padding-bottom:56px; border-bottom:1px solid var(--line-light);}
.footer-brand p{font-size:14px; margin:18px 0 22px; max-width:280px; color:var(--slate-300);}
.footer-social{display:flex; gap:10px;}
.footer-social a{width:34px; height:34px; border:1px solid var(--line-light); border-radius:50%; display:flex; align-items:center; justify-content:center; transition:background .3s,border-color .3s;}
.footer-social a:hover{background:var(--copper-500); border-color:var(--copper-500);}
.footer-social svg{width:15px; height:15px;}
.footer-col h5{color:#fff; font-family:'Space Grotesk'; font-size:14.5px; margin-bottom:18px;}
.footer-col li{margin-bottom:11px; font-size:14px;}
.footer-col a:hover{color:var(--copper-300);}
.footer-contact li{display:flex; gap:10px; align-items:flex-start; margin-bottom:14px; font-size:13.8px;}
.footer-contact svg{width:16px; height:16px; flex:none; margin-top:2px; color:var(--copper-400);}
.footer-bottom{display:flex; justify-content:space-between; align-items:center; padding:24px 0; font-size:12.8px; flex-wrap:wrap; gap:10px;}
.footer-bottom a:hover{color:var(--copper-300);}
@media (max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr; row-gap:36px;} }
@media (max-width:560px){ .footer-grid{grid-template-columns:1fr;} }

/* ================= GENERIC REVEAL (fade-up) ================= */
.reveal-up{opacity:0; transform:translateY(26px); transition:opacity .7s var(--ease), transform .7s var(--ease);}
.reveal-up.in{opacity:1; transform:translateY(0);}

/* ================= PAGE HERO (inner pages) ================= */
.page-hero{
  background:var(--navy-950); color:#fff; padding:150px 0 70px; position:relative; overflow:hidden;
}
.page-hero::after{
  content:""; position:absolute; inset:0;
  background-image:linear-gradient(120deg,#0a1420,#1d3652 55%,#3a2311 130%);
  opacity:.9; z-index:0;
}
.page-hero .wrap{position:relative; z-index:2;}
.breadcrumb{font-family:'JetBrains Mono'; font-size:12.5px; color:var(--slate-300); letter-spacing:.05em; margin-bottom:18px;}
.breadcrumb a:hover{color:var(--copper-300);}
.page-hero h1{font-size:clamp(32px,4.6vw,50px);}
.page-hero p{color:var(--slate-300); max-width:600px; margin-top:16px; font-size:16.5px;}

.page-hero--photo::before{
  content:""; position:absolute; inset:0; z-index:0;
  background-size:cover; background-position:center; background-repeat:no-repeat;
}
.page-hero--photo::after{
  z-index:1;
  background:linear-gradient(100deg, rgba(10,20,32,.94) 0%, rgba(10,20,32,.84) 36%, rgba(10,20,32,.52) 62%, rgba(10,20,32,.28) 100%);
  opacity:1;
}
.page-hero--photo.page-hero--all::before{background-image:url('images/hero/hero-3.jpg');}
.page-hero--photo.page-hero--copper::before{background-image:url('images/hero/hero-1.jpg');}
.page-hero--photo.page-hero--aluminium::before{background-image:url('images/hero/hero-2.jpg');}

.section-head[hidden]{display:none !important;}

/* ================= PRODUCT DETAIL ================= */
.pd-grid{display:grid; grid-template-columns:.9fr 1.1fr; gap:60px; padding:80px 0; align-items:flex-start;}
.pd-media{position:sticky; top:110px;}
.pd-media-main{
  aspect-ratio:1/1; background:linear-gradient(160deg,var(--navy-800),var(--navy-950)); border-radius:2px;
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.pd-media-main svg{width:70%;}
.pd-thumbs{display:flex; gap:10px; margin-top:12px;}
.pd-thumb{flex:1; aspect-ratio:1/1; background:var(--navy-900); border-radius:2px; display:flex; align-items:center; justify-content:center; border:1px solid transparent; opacity:.7; transition:opacity .3s, border-color .3s;}
.pd-thumb:hover, .pd-thumb.active{opacity:1; border-color:var(--copper-400);}
.pd-thumb svg{width:60%;}
.pd-info .cat-tag{font-family:'JetBrains Mono'; font-size:12px; text-transform:uppercase; letter-spacing:.1em; color:var(--copper-600);}
.pd-info h1{font-size:clamp(28px,3.6vw,40px); margin:12px 0 16px;}
.pd-info .lead{color:var(--slate-500); font-size:16px; margin-bottom:24px;}
.pd-quick{display:flex; gap:28px; padding:20px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); margin-bottom:28px; flex-wrap:wrap;}
.pd-quick div b{display:block; font-family:'Space Grotesk'; font-size:15px;}
.pd-quick div span{font-size:12px; color:var(--slate-500); font-family:'JetBrains Mono'; text-transform:uppercase; letter-spacing:.05em;}
.pd-actions{display:flex; gap:14px; margin-bottom:36px; flex-wrap:wrap;}

.spec-table{width:100%; border-collapse:collapse; font-family:'JetBrains Mono'; font-size:13.5px;}
.spec-table tr{border-bottom:1px solid var(--line);}
.spec-table td{padding:13px 4px; color:var(--ink-900);}
.spec-table td:first-child{color:var(--slate-500); width:42%;}

.tag-row{display:flex; flex-wrap:wrap; gap:8px; margin-top:14px;}
.tag-pill{padding:7px 14px; background:var(--cream-100); border-radius:20px; font-size:12.5px; font-family:'Space Grotesk'; font-weight:500;}

.pd-tabs{display:flex; gap:28px; border-bottom:1px solid var(--line); margin-top:20px;}
.pd-tab-btn{padding:12px 2px; font-family:'Space Grotesk'; font-weight:600; font-size:14.5px; color:var(--slate-500); border-bottom:2px solid transparent; margin-bottom:-1px; background:none; border-top:none; border-left:none; border-right:none;}
.pd-tab-btn.active{color:var(--copper-600); border-color:var(--copper-500);}
.pd-tab-panel{display:none; padding:26px 0; font-size:14.5px; color:var(--slate-500);}
.pd-tab-panel.active{display:block;}
.pd-tab-panel ul{margin-top:10px;}
.pd-tab-panel li{padding-left:20px; position:relative; margin-bottom:10px;}
.pd-tab-panel li::before{content:"—"; position:absolute; left:0; color:var(--copper-500);}

.related{padding:20px 0 100px;}

@media (max-width:900px){
  .pd-grid{grid-template-columns:1fr; padding:60px 0;}
  .pd-media{position:static;}
}

/* ================= CONTACT PAGE ================= */
.contact-grid{display:grid; grid-template-columns:.85fr 1.15fr; gap:50px; padding:90px 0;}
.contact-cards{display:flex; flex-direction:column; gap:16px; margin-bottom:30px;}
.c-card{
  display:flex; gap:16px; align-items:flex-start; padding:20px; border:1px solid var(--line); border-radius:2px;
  transition:border-color .3s, transform .3s var(--ease);
}
.c-card:hover{border-color:var(--copper-400); transform:translateX(4px);}
.c-card svg{width:22px; height:22px; color:var(--copper-500); flex:none; margin-top:2px;}
.c-card h4{font-size:14.5px; margin-bottom:4px;}
.c-card p{font-size:13.8px; color:var(--slate-500);}
.map-frame{border-radius:2px; overflow:hidden; border:1px solid var(--line); aspect-ratio:16/10;}
.map-frame iframe{width:100%; height:100%; border:0;}

.form-card{background:#fff; border:1px solid var(--line); padding:36px; border-radius:2px;}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-bottom:18px;}
.field label{display:block; font-size:12.5px; font-family:'JetBrains Mono'; text-transform:uppercase; letter-spacing:.06em; color:var(--slate-500); margin-bottom:8px;}
.field input, .field select, .field textarea{
  width:100%; padding:13px 14px; border:1px solid var(--line); border-radius:2px; background:var(--cream-50);
  font-family:'Inter'; font-size:14.5px; color:var(--ink-900); transition:border-color .3s, background .3s;
}
.field input:focus, .field select:focus, .field textarea:focus{outline:none; border-color:var(--copper-500); background:#fff;}
.field textarea{resize:vertical; min-height:120px;}
.form-success{display:none; align-items:center; gap:12px; background:#eef7ee; border:1px solid #bfe3bf; color:#215c21; padding:16px 18px; border-radius:2px; margin-top:16px; font-size:14px;}
.form-success.show{display:flex;}
@media (max-width:900px){ .contact-grid{grid-template-columns:1fr; padding:60px 0;} .form-row{grid-template-columns:1fr;} }

/* faq */
.faq-list{margin-top:10px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{display:flex; justify-content:space-between; align-items:center; padding:20px 0; font-family:'Space Grotesk'; font-weight:600; font-size:15.5px; background:none; border:none; width:100%; text-align:left;}
.faq-q svg{width:18px; height:18px; color:var(--copper-500); transition:transform .3s var(--ease); flex:none;}
.faq-item.open .faq-q svg{transform:rotate(45deg);}
.faq-a{max-height:0; overflow:hidden; transition:max-height .4s var(--ease);}
.faq-a p{padding-bottom:20px; color:var(--slate-500); font-size:14.5px; max-width:640px;}

/* scroll to top */
.to-top{
  position:fixed; right:24px; bottom:24px; width:46px; height:46px; border-radius:50%;
  background:var(--navy-950); color:#fff; display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity .3s, transform .3s; z-index:150; border:none;
}
.to-top.show{opacity:1; pointer-events:auto;}
.to-top:hover{background:var(--copper-500); transform:translateY(-3px);}

.wa-float{
  position:fixed; z-index:150;
  right:max(20px, var(--safe-right));
  bottom:max(20px, var(--safe-bottom));
  width:52px; height:52px; border-radius:50%;
  background:#25d366; color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 6px 20px -4px rgba(0,0,0,.35);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
  -webkit-tap-highlight-color:transparent;
}
.wa-float svg{width:28px; height:28px;}
.wa-float:hover{
  background:#1ebe57;
  transform:translateY(-3px);
  box-shadow:0 10px 26px -6px rgba(0,0,0,.4);
}
body:has(.wa-float) .to-top{
  bottom:max(84px, calc(64px + var(--safe-bottom)));
}

/* page load fade */
.page-fade{animation:pageFadeIn .6s var(--ease);}
@keyframes pageFadeIn{ from{opacity:0; transform:translateY(8px);} to{opacity:1; transform:translateY(0);} }


/* ================= PRODUCT CAROUSEL (4 visible, loops) ================= */
.carousel{--visible:4; --gap:22px; position:relative; margin-top:20px;}
.carousel-viewport{overflow:hidden; padding:10px 0 28px; margin:-10px 0 -28px;}
.carousel-track{display:flex; gap:var(--gap); transition:transform .7s var(--ease); will-change:transform;}
.carousel-track .product-card{flex:0 0 calc((100% - (var(--visible) - 1) * var(--gap)) / var(--visible));}
.carousel-controls{display:flex; justify-content:center; gap:12px; margin-top:44px;}
.car-arrow{
  width:44px; height:44px; border-radius:50%; border:1px solid var(--line); background:#fff; color:var(--ink-900);
  display:flex; align-items:center; justify-content:center; transition:background .3s, color .3s, border-color .3s;
}
.car-arrow:hover{background:var(--copper-500); border-color:var(--copper-500); color:#fff;}
@media (max-width:1080px){ .carousel{--visible:2;} }
@media (max-width:560px){ .carousel{--visible:1;} }

/* ================= SCROLL SECTIONS (fade in on enter, fade out on leave) ================= */
.scroll-section{opacity:0; transform:translateY(46px); transition:opacity .8s var(--ease), transform .8s var(--ease);}
.scroll-section.in{opacity:1; transform:translateY(0);}

/* ================= INDUSTRY CARDS (image per industry) ================= */
.industry-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:20px;}
.industry-card{background:var(--navy-900); border:1px solid var(--line-light); border-radius:2px; overflow:hidden; transition:transform .35s var(--ease), border-color .3s;}
.industry-card:hover{transform:translateY(-6px); border-color:var(--copper-400);}
.industry-img{aspect-ratio:16/10; overflow:hidden; background:var(--navy-950);}
.industry-img img{width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease);}
.industry-card:hover .industry-img img{transform:scale(1.06);}
.industry-body{padding:22px 24px 26px;}
.industry-body h4{font-size:18px; color:#fff; margin-bottom:8px;}
.industry-body p{font-size:14px; color:var(--slate-300);}
@media (max-width:900px){ .industry-cards{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .industry-cards{grid-template-columns:1fr;} }

/* ================= ENQUIRY FORM ================= */
.field .req{color:#b3261e;}
.phone-group{display:flex; gap:8px;}
.phone-group select{flex:0 0 190px; width:190px;}
.phone-group input{flex:1; min-width:0;}
.field-error{display:none; color:#b3261e; font-size:12.5px; margin-top:6px;}
.field.invalid .field-error{display:block;}
.field.invalid input, .field.invalid select{border-color:#b3261e;}
.form-error{display:none; background:#fdeeee; border:1px solid #f1bcbc; color:#8c1d18; padding:16px 18px; border-radius:2px; margin-top:16px; font-size:14px;}
.form-error.show{display:block;}
.btn[disabled]{opacity:.65; pointer-events:none;}
@media (max-width:480px){ .phone-group{flex-direction:column;} .phone-group select{flex:none; width:100%;} }

/* ===== Prevent text selection / copying (form fields stay usable) ===== */
body{
  -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; user-select:none;
  -webkit-touch-callout:none;
  cursor:default;                     /* no text "I" cursor over content */
}
a, button, .btn, select, label, .car-arrow, .hero-arrow, .filter-chip, .material-tab{ cursor:pointer; }
input, textarea{ -webkit-user-select:text; -moz-user-select:text; user-select:text; cursor:text; }
img{ -webkit-user-drag:none; user-drag:none; }

/* Optional: add class="selectable" to anything you WANT people to copy (phone, email, address) */
.selectable{ -webkit-user-select:text; -moz-user-select:text; user-select:text; cursor:text; }

/* Header "Request a Quote" — solid copper call-to-action */
.nav-cta .btn-outline{
  background:var(--copper-500);
  border-color:var(--copper-500);
  color:#fff;
}
.nav-cta .btn-outline:hover{
  background:var(--copper-600);
  border-color:var(--copper-600);
  color:#fff;
}

/* Products menu: the word "Products" opens the All Products page; the small arrow / hover shows Copper & Aluminium */
.nav-dropdown{display:block;}
.nav-dropdown .nav-dropdown-link{display:inline-block; vertical-align:middle;}
.nav-links .nav-dropdown-trigger::after{display:none;}
.nav-links .nav-dropdown-trigger.active{color:inherit;}
@media (max-width:920px){
  .nav-links .nav-dropdown-trigger{color:#fff !important; padding:8px 12px !important;}
}

/* ================= QUOTE POPUP ================= */
.qm-overlay{
  position:fixed; inset:0; z-index:1000; display:none;
  align-items:flex-start; justify-content:center; overflow-y:auto;
  padding:40px 20px; background:rgba(10,20,32,.65); backdrop-filter:blur(3px);
}
.qm-overlay.open{display:flex; animation:qmFade .25s var(--ease);}
.qm-dialog{
  position:relative; width:100%; max-width:660px; margin:auto;
  background:#fff; border:1px solid var(--line); border-radius:2px;
  padding:36px; box-shadow:0 30px 80px -20px rgba(10,20,32,.55);
  animation:qmUp .35s var(--ease);
}
.qm-dialog h2{font-size:26px; margin-bottom:6px;}
.qm-sub{color:var(--slate-500); font-size:14.5px; margin-bottom:24px;}
.qm-close{
  position:absolute; top:12px; right:14px; width:36px; height:36px;
  background:none; border:0; font-size:30px; line-height:1; color:var(--slate-500); cursor:pointer;
  transition:color .2s, transform .2s;
}
.qm-close:hover{color:var(--copper-500); transform:rotate(90deg);}
body.qm-lock{overflow:hidden;}
@keyframes qmFade{from{opacity:0}to{opacity:1}}
@keyframes qmUp{from{opacity:0; transform:translateY(24px)}to{opacity:1; transform:none}}
@media (max-width:560px){
  .qm-overlay{padding:16px 10px;}
  .qm-dialog{padding:26px 18px;}
}

/* ================= MOBILE & TOUCH (iOS / Android) ================= */
:root{
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}

html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
}

.site-header{
  padding-top:var(--safe-top);
}

.navbar .wrap{
  padding-left:max(32px, var(--safe-left));
  padding-right:max(32px, var(--safe-right));
}
@media (max-width:640px){
  .navbar .wrap{
    padding-left:max(20px, var(--safe-left));
    padding-right:max(20px, var(--safe-right));
  }
}

.nav-backdrop{
  position:fixed; inset:0; z-index:140;
  background:rgba(10,20,32,.55);
  opacity:0; pointer-events:none;
  transition:opacity .35s var(--ease);
  -webkit-tap-highlight-color:transparent;
}
.nav-backdrop.show{opacity:1; pointer-events:auto;}

body.nav-open{overflow:hidden; touch-action:none;}

@media (max-width:920px){
  .brand{position:relative; z-index:160;}
  .nav-cta{position:relative; z-index:160;}
  .burger{
    display:block;
    z-index:160;
    width:44px; height:44px;
    padding:12px 9px;
    margin:-10px -9px -10px 0;
    -webkit-tap-highlight-color:transparent;
  }
  .nav-links{
    padding-top:calc(88px + var(--safe-top));
    padding-right:max(32px, var(--safe-right));
    padding-bottom:max(32px, var(--safe-bottom));
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
    overscroll-behavior:contain;
    box-shadow:-12px 0 40px rgba(0,0,0,.35);
  }
  .nav-links a,
  .nav-dropdown-trigger{
    min-height:44px;
    display:inline-flex;
    align-items:center;
  }
  .nav-links li{width:100%;}
  .dropdown-menu a{
    min-height:44px;
    display:flex;
    align-items:center;
  }
}

.hero{
  min-height:min(640px, 92svh);
}
.hero-inner{
  min-height:min(640px, 92svh);
  padding:calc(64px + var(--safe-top)) 0 calc(88px + var(--safe-bottom));
}
@media (max-width:560px){
  .hero-text h1{font-size:clamp(30px, 8.5vw, 42px);}
  .hero-text p{font-size:16px; margin:18px 0 24px;}
  .hero-actions .btn{width:100%; justify-content:center; white-space:normal; text-align:center;}
  .hero-nav{bottom:calc(18px + var(--safe-bottom));}
  .hero-nav .wrap{flex-wrap:wrap; gap:12px;}
  .hero-arrows{margin-left:auto;}
  .hero-dot{min-width:44px; min-height:44px; display:flex; align-items:center; justify-content:center; background:transparent;}
  .hero-dot span{position:relative; width:34px; height:3px; border-radius:2px; background:rgba(255,255,255,.25);}
  .hero-dot.active span{background:var(--copper-400);}
  .hero-arrow{width:44px; height:44px;}
}

.page-hero{
  padding:calc(120px + var(--safe-top)) 0 56px;
}
@media (max-width:640px){
  .page-hero{padding:calc(96px + var(--safe-top)) 0 44px;}
  .page-hero h1{font-size:clamp(26px, 7vw, 36px);}
  .page-hero p{font-size:15px;}
}

@media (max-width:768px){
  .products-section,
  .split,
  .process,
  .testimonials,
  .industries{padding:64px 0;}
  .certs{padding:48px 0;}
  .cta-band{padding:56px 0;}
  .site-footer{padding-top:56px;}
  .section-head{margin-bottom:36px;}
}

@media (max-width:640px){
  .section-top{flex-direction:column; align-items:stretch; gap:16px;}
  .section-top .btn{width:100%; justify-content:center; white-space:normal;}
  .cta-inner{flex-direction:column; align-items:stretch;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1; justify-content:center; white-space:normal; min-width:0;}
  .pledge-bar{padding:28px 0;}
  .split-badge{
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
    left:14px; right:14px; bottom:14px;
    padding:14px 16px;
  }
  .split-badge > div{
    padding-right:0 !important;
    border-right:none !important;
    width:100%;
  }
  .form-card{padding:24px 18px;}
  .footer-bottom{flex-direction:column; align-items:flex-start; gap:8px;}
  .footer-bottom span:last-child{text-align:left;}
}

@media (max-width:480px){
  .material-tab,
  .filter-chip{flex:1 1 auto; text-align:center; min-height:44px; display:inline-flex; align-items:center; justify-content:center;}
  .btn{padding:14px 20px;}
  .car-arrow{width:48px; height:48px;}
}

.field input,
.field select,
.field textarea{font-size:max(16px, 1rem);}

.to-top{
  right:max(20px, var(--safe-right));
  bottom:max(20px, var(--safe-bottom));
  width:48px; height:48px;
  -webkit-tap-highlight-color:transparent;
}

.pd-tabs{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  flex-wrap:nowrap;
  gap:20px;
  scrollbar-width:none;
}
.pd-tabs::-webkit-scrollbar{display:none;}
.pd-tab-btn{white-space:nowrap; flex-shrink:0;}

.contact-grid.wrap{
  padding-left:max(32px, var(--safe-left));
  padding-right:max(32px, var(--safe-right));
}
@media (max-width:640px){
  .contact-grid.wrap{
    padding-left:max(20px, var(--safe-left));
    padding-right:max(20px, var(--safe-right));
  }
}

@media (max-width:900px){
  .phone-group{flex-wrap:wrap;}
  .phone-group select{
    flex:1 1 100%;
    width:100%;
    max-width:100%;
  }
}

a, button, .btn, input, select, textarea{
  -webkit-tap-highlight-color:rgba(193,101,47,.18);
}

img, svg, video{max-width:100%; height:auto;}

table, .spec-table{display:block; overflow-x:auto; -webkit-overflow-scrolling:touch;}


/* ================= PRODUCT GRID — MOBILE (iOS + Android) FIXES ================= */
/* grid children may shrink instead of forcing the page wider */
.product-grid > *{min-width:0;}
.product-card{min-width:0; -webkit-backface-visibility:hidden; backface-visibility:hidden;}
.product-media{aspect-ratio:4/3; width:100%;}
.product-media img{display:block; width:100%; height:100%; object-fit:cover;}
.product-body h3, .product-body p{overflow-wrap:anywhere;}

/* Reveal animation: vertical only on touch / small screens (the -40px sideways slide caused
   jank + horizontal overflow on iOS Safari and Android Chrome) */
@media (max-width:900px){
  .reveal-cast{transform:translateY(24px); transform-origin:center;}
  .reveal-cast.in{transform:translateY(0);}
  .product-grid{gap:18px;}
}
@media (hover:none){
  .product-card:hover{transform:none; box-shadow:none; border-color:var(--line);}
  .product-card:hover .product-media img{transform:none;}
  .product-card:hover .product-media svg{animation:none;}
}
/* if someone prefers reduced motion, never hide content */
@media (prefers-reduced-motion:reduce){
  .scroll-section, .reveal-up, .reveal-cast{opacity:1 !important; transform:none !important; transition:none !important;}
}
/* no-JS safety net */
.no-js .scroll-section, .no-js .reveal-up, .no-js .reveal-cast{opacity:1; transform:none;}


/* ================= MOBILE NAV — fix sideways drift / peeking drawer (iOS + Android) ================= */
/* 1. Never allow the page to scroll or zoom-out sideways */
html{overflow-x:hidden; max-width:100%; overscroll-behavior-x:none;}
body{max-width:100%; overflow-x:hidden; position:relative;}
@supports (overflow:clip){
  html, body{overflow-x:clip;}
}

@media (max-width:920px){
  /* 2. backdrop-filter on the header turns it into the containing block of the
        position:fixed drawer, so the drawer was positioned/overflowing relative to the
        header and widened the page. Remove it on mobile (solid bg instead). */
  .site-header{
    -webkit-backdrop-filter:none;
    backdrop-filter:none;
    background:rgba(248,244,236,.98);
  }
  /* 3. Closed drawer: fully off-screen, invisible, no leaking shadow, not focusable */
  .nav-links{
    height:100vh;
    height:100dvh;
    max-width:100vw;
    box-shadow:none;
    visibility:hidden;
    pointer-events:none;
    transition:transform .4s var(--ease), visibility 0s linear .4s, box-shadow .4s;
  }
  .nav-links.open{
    visibility:visible;
    pointer-events:auto;
    box-shadow:-12px 0 40px rgba(0,0,0,.35);
    transition:transform .4s var(--ease), visibility 0s linear 0s, box-shadow .4s;
  }
}