/* =========================================================================
   GTX · Green Transitional Metals Pte. Ltd.
   Design System — Industrial Trust / Green Transition / Enterprise B2B 2026
   Reference language: Siemens Energy · Umicore · Sandvik · Johnson Matthey
   ========================================================================= */

/* ---------- Tokens ---------- */
:root {
  /* Palette */
  --bg:           #F7F8F5;
  --bg-alt:       #FFFFFF;
  --ink:          #0F2A22;   /* deep industrial green */
  --ink-soft:     #163A2E;
  --green:        #2E7D5F;   /* transition green — CTA + ESG */
  --green-dk:     #1F5A43;
  --copper:       #B56E3C;   /* materials anchor */
  --copper-dk:    #8F5428;
  --steel:        #4A5560;   /* labels / data */
  --steel-lt:     #7A838D;
  --carbon:       #1A1E22;   /* body on light */
  --bone:         #E8EAE6;   /* body on dark */
  --bone-dim:     #B8BDB5;
  --hair:         #D4D8D0;
  --hair-dk:      #243B32;

  /* Typography */
  --f-display: "Inter Tight", "Söhne", Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --f-sans:    Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --f-mono:    "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Rhythm */
  --maxw:        1280px;
  --maxw-hero:   1600px;
  --pad-x:       clamp(20px, 4vw, 64px);
  --rad:         2px;
  --rad-lg:      4px;

  /* Motion */
  --ease:        cubic-bezier(.2,.6,.2,1);
  --dur:         400ms;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--f-sans);
  font-size:17px;
  line-height:1.65;
  color:var(--carbon);
  background:var(--bg);
  font-feature-settings:"ss01","cv11","tnum" 0;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,h5,h6{margin:0;font-family:var(--f-display);font-weight:600;letter-spacing:-0.01em;line-height:1.15;color:var(--ink)}
p{margin:0 0 1em 0}
hr{border:0;border-top:1px solid var(--hair);margin:48px 0}

/* ---------- Typography Scale ---------- */
.h-display{font-size:clamp(48px,6.2vw,92px);font-weight:600;letter-spacing:-0.025em;line-height:1.03}
.h-1{font-size:clamp(40px,4.6vw,64px);font-weight:600;letter-spacing:-0.02em;line-height:1.08}
.h-2{font-size:clamp(30px,3.2vw,44px);font-weight:600;letter-spacing:-0.015em;line-height:1.15}
.h-3{font-size:clamp(22px,2vw,28px);font-weight:600;letter-spacing:-0.01em;line-height:1.25}
.h-4{font-size:19px;font-weight:600;letter-spacing:-0.005em;line-height:1.35}
.lede{font-size:clamp(18px,1.4vw,22px);line-height:1.55;color:var(--steel);max-width:62ch}
.lede.on-dark{color:var(--bone)}
.kicker{font-family:var(--f-mono);font-size:12px;letter-spacing:0.18em;text-transform:uppercase;color:var(--green);font-weight:500;display:inline-block}
.kicker.on-dark{color:var(--bone-dim)}
.kicker.copper{color:var(--copper)}
.mono{font-family:var(--f-mono);font-size:13px;letter-spacing:0.05em;color:var(--steel)}
.mono.on-dark{color:var(--bone-dim)}
.num{font-family:var(--f-display);font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad-x)}
.wrap-hero{max-width:var(--maxw-hero);margin:0 auto;padding:0 var(--pad-x)}
.section{padding:clamp(64px,9vw,128px) 0}
.section.compact{padding:clamp(48px,6vw,80px) 0}
.section.dark{background:var(--ink);color:var(--bone)}
.section.dark h1,.section.dark h2,.section.dark h3,.section.dark h4{color:#fff}
.section.bleed-dark{background:var(--ink);color:var(--bone)}
.grid{display:grid;gap:24px}
.g-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g-7{grid-template-columns:repeat(7,minmax(0,1fr))}
@media (max-width:1024px){.g-4{grid-template-columns:repeat(2,1fr)}.g-7{grid-template-columns:repeat(3,1fr)}.g-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g-2,.g-3,.g-4,.g-7{grid-template-columns:1fr}}

.flex{display:flex}
.items-center{align-items:center}
.justify-between{justify-content:space-between}
.gap-8{gap:8px}.gap-16{gap:16px}.gap-24{gap:24px}.gap-32{gap:32px}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mt-48{margin-top:48px}.mt-64{margin-top:64px}
.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.mb-32{margin-bottom:32px}.mb-48{margin-bottom:48px}.mb-64{margin-bottom:64px}
.text-center{text-align:center}

/* ---------- Header / Navigation ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(247,248,245,.82);
  backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid var(--hair);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;height:72px;max-width:var(--maxw-hero);margin:0 auto;padding:0 var(--pad-x)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark{width:34px;height:34px;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:var(--f-display);font-weight:700;font-size:20px;letter-spacing:-0.02em;color:var(--ink)}
.brand-sub{font-family:var(--f-mono);font-size:10px;letter-spacing:0.14em;color:var(--steel);text-transform:uppercase;margin-top:3px}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink);position:relative;padding:6px 0}
.nav-links a:hover{color:var(--green)}
.nav-links a.has-child::after{content:"";display:inline-block;width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:6px;opacity:.6}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--green);color:#fff;padding:11px 20px;border-radius:var(--rad);font-size:14px;font-weight:600;letter-spacing:-0.005em;transition:background .2s var(--ease),transform .2s var(--ease)}
.nav-cta:hover{background:var(--green-dk);color:#fff;transform:translateY(-1px)}
.nav-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:1px solid var(--hair);border-radius:var(--rad)}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;right:0;height:1.5px;background:var(--ink)}
.nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
@media (max-width:1024px){
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:var(--bg-alt);border-bottom:1px solid var(--hair);flex-direction:column;padding:16px var(--pad-x);gap:4px;align-items:stretch}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 0;border-bottom:1px solid var(--hair)}
  .nav-links a:last-child{border-bottom:0}
  .nav-toggle{display:flex}
  .nav-cta.desktop{display:none}
}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;font-size:15px;font-weight:600;letter-spacing:-0.005em;border-radius:var(--rad);transition:all .22s var(--ease);border:1px solid transparent;cursor:pointer}
.btn .arrow{transition:transform .22s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dk);color:#fff;transform:translateY(-1px);box-shadow:0 6px 20px rgba(46,125,95,.22)}
.btn-secondary{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-secondary:hover{background:var(--ink);color:#fff}
.btn-ghost-dark{background:transparent;color:#fff;border-color:rgba(232,234,230,.35)}
.btn-ghost-dark:hover{background:rgba(255,255,255,.08);border-color:#fff}
.btn-copper{background:var(--copper);color:#fff}
.btn-copper:hover{background:var(--copper-dk);color:#fff}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:clamp(640px,86vh,880px);
  display:flex;align-items:flex-end;
  overflow:hidden;
  background:var(--ink);
  color:var(--bone);
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(15,42,34,.55) 0%, rgba(15,42,34,.88) 100%)}
.hero-bg svg, .hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-inner{position:relative;z-index:1;padding:80px 0 96px;max-width:var(--maxw-hero);margin:0 auto;width:100%;padding-left:var(--pad-x);padding-right:var(--pad-x)}
.hero h1{color:#fff;max-width:18ch;margin-top:20px}
.hero .lede{color:var(--bone);max-width:68ch;margin-top:28px}
.hero-cta{margin-top:40px;display:flex;flex-wrap:wrap;gap:14px}

/* Compact hero for interior pages */
.hero-interior{min-height:auto;background:var(--ink);color:var(--bone);padding:clamp(88px,11vw,144px) 0 clamp(56px,7vw,96px)}
.hero-interior h1{color:#fff;max-width:20ch}
.hero-interior .lede{color:var(--bone);margin-top:24px}
.hero-interior .kicker{color:var(--copper)}
.hero-interior .breadcrumb{margin-bottom:20px}

/* ---------- Breadcrumbs ---------- */
.breadcrumb{font-family:var(--f-mono);font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--bone-dim)}
.breadcrumb a{color:var(--bone-dim)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{margin:0 10px;opacity:.5}

/* ---------- Trust band ---------- */
.trust-band{background:#fff;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);padding:28px 0}
.trust-strip{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:36px 48px}
.trust-strip .trust-label{font-family:var(--f-mono);font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--steel-lt);width:100%;text-align:center;margin-bottom:10px}
.trust-strip .trust-item{font-family:var(--f-display);font-weight:500;font-size:15px;color:var(--steel);letter-spacing:-0.005em;opacity:.85;white-space:nowrap}

/* ---------- Cards ---------- */
.card{background:#fff;border:1px solid var(--hair);border-radius:var(--rad-lg);padding:28px;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);position:relative}
.card:hover{transform:translateY(-2px);box-shadow:0 10px 28px -10px rgba(15,42,34,.16);border-color:#c3c9be}
.card.dark{background:#163A2E;border-color:rgba(255,255,255,.08);color:var(--bone)}
.card.dark:hover{border-color:rgba(255,255,255,.2)}
.card .card-icon{width:44px;height:44px;border-radius:var(--rad);background:rgba(46,125,95,.1);display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--green)}
.card .card-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.5}
.card h3{font-size:19px;margin-bottom:8px}
.card .card-meta{font-family:var(--f-mono);font-size:11px;color:var(--steel-lt);letter-spacing:0.12em;text-transform:uppercase;margin-bottom:10px}
.card .card-cta{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;font-weight:600;color:var(--green);font-family:var(--f-display)}
.card .card-cta svg{transition:transform .2s var(--ease)}
.card:hover .card-cta svg{transform:translateX(3px)}

/* Card linked wrapper */
a.card{color:inherit}
a.card:hover{color:inherit}

/* ---------- Industry card grid ---------- */
.industry-card{padding:32px 28px;border:1px solid var(--hair);background:#fff;border-radius:var(--rad-lg);display:flex;flex-direction:column;gap:14px;transition:all .24s var(--ease);min-height:280px}
.industry-card:hover{border-color:var(--green);transform:translateY(-2px);box-shadow:0 14px 34px -14px rgba(46,125,95,.22)}
.industry-card .top{display:flex;align-items:center;justify-content:space-between}
.industry-card .num-badge{font-family:var(--f-mono);font-size:11px;color:var(--steel-lt);letter-spacing:0.1em}
.industry-card .ic-icon{width:32px;height:32px;color:var(--green)}
.industry-card h3{font-size:20px;margin-top:8px}
.industry-card p{color:var(--steel);font-size:15px;line-height:1.55;flex:1}
.industry-card .foot{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--hair);margin-top:auto}
.industry-card .tam{font-family:var(--f-display);font-weight:600;color:var(--ink);font-size:15px}
.industry-card .tam span{color:var(--copper)}
.industry-card .ic-cta{font-size:13px;color:var(--green);font-weight:600;letter-spacing:-0.005em}

/* ---------- Stats / Data pills ---------- */
.stat{display:flex;flex-direction:column;gap:4px;padding:24px 0}
.stat-value{font-family:var(--f-display);font-weight:600;font-size:clamp(36px,4vw,56px);line-height:1;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-0.025em}
.stat.on-dark .stat-value{color:#fff}
.stat-label{font-family:var(--f-mono);font-size:12px;letter-spacing:0.14em;text-transform:uppercase;color:var(--steel-lt);margin-top:8px}
.stat.on-dark .stat-label{color:var(--bone-dim)}
.stat-desc{font-size:14px;color:var(--steel);margin-top:6px;max-width:28ch}
.stat.on-dark .stat-desc{color:var(--bone-dim)}

.data-pills{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.data-pill{background:rgba(255,255,255,.06);border:1px solid rgba(232,234,230,.18);padding:12px 20px;border-radius:999px;font-family:var(--f-mono);font-size:13px;letter-spacing:0.04em;color:#fff}
.data-pill .num{color:var(--copper);font-family:var(--f-display);font-weight:600;font-size:15px;margin-right:6px}

/* ---------- Quote / ESG band ---------- */
.esg-band{background:var(--ink);color:var(--bone);padding:clamp(80px,11vw,144px) 0;position:relative;overflow:hidden}
.esg-band::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--copper),transparent)}
.esg-quote{font-family:var(--f-display);font-weight:500;font-style:italic;font-size:clamp(28px,3.4vw,48px);line-height:1.25;color:#fff;max-width:24ch;letter-spacing:-0.015em}
.esg-quote::before{content:"\201C";color:var(--copper);margin-right:4px}
.esg-quote::after{content:"\201D";color:var(--copper)}

/* ---------- Spec tables ---------- */
.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table th,.spec-table td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--hair)}
.spec-table th{font-family:var(--f-mono);font-size:11.5px;letter-spacing:0.12em;text-transform:uppercase;color:var(--steel-lt);font-weight:500;background:#fff;width:40%}
.spec-table td{color:var(--carbon);font-weight:500}
.spec-table td.num-cell{font-family:var(--f-display);font-variant-numeric:tabular-nums;font-weight:600;color:var(--ink)}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}

/* ---------- Leadership ---------- */
.leader{display:flex;flex-direction:column;gap:16px}
.leader-photo{aspect-ratio:4/5;background:linear-gradient(135deg,#d4d8d0 0%,#a9b0a5 100%);border-radius:var(--rad-lg);overflow:hidden;position:relative}
.leader-photo svg{width:100%;height:100%}
.leader-name{font-family:var(--f-display);font-weight:600;font-size:20px;letter-spacing:-0.01em;color:var(--ink)}
.leader-role{font-family:var(--f-mono);font-size:12px;letter-spacing:0.1em;text-transform:uppercase;color:var(--green);margin-top:4px}
.leader-bio{font-size:15px;line-height:1.6;color:var(--steel);margin-top:10px}

/* ---------- Bar charts ---------- */
.bar-row{display:grid;grid-template-columns:180px 1fr 80px;align-items:center;gap:20px;padding:16px 0;border-bottom:1px solid var(--hair)}
.bar-label{font-size:14px;font-weight:500;color:var(--ink)}
.bar-track{height:10px;background:#E8EAE6;border-radius:999px;overflow:hidden;position:relative}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--green),var(--copper));border-radius:999px;transform-origin:left;transform:scaleX(0);transition:transform .9s cubic-bezier(.22,.8,.3,1)}
.bar-row.visible .bar-fill{transform:scaleX(var(--scale,1))}
.bar-value{font-family:var(--f-display);font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink);font-size:15px;text-align:right}

/* ---------- Forms ---------- */
.form{display:grid;gap:22px;max-width:720px}
.form.two-col{grid-template-columns:1fr 1fr}
.form.two-col .full{grid-column:1/-1}
@media (max-width:640px){.form.two-col{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-family:var(--f-mono);font-size:11.5px;letter-spacing:0.1em;text-transform:uppercase;color:var(--steel);font-weight:500}
.field input,.field select,.field textarea{
  background:#fff;border:1px solid var(--hair);border-radius:var(--rad);padding:14px 16px;font-size:15.5px;color:var(--carbon);
  transition:border-color .15s var(--ease),box-shadow .15s var(--ease);
  font-family:var(--f-sans);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(46,125,95,.15)}
.field textarea{resize:vertical;min-height:140px}
.field .hint{font-size:12.5px;color:var(--steel-lt)}
.honeypot{position:absolute;left:-10000px;width:1px;height:1px;opacity:0;pointer-events:none}
.form-status{margin-top:16px;padding:14px 18px;border-radius:var(--rad);font-size:14.5px;display:none}
.form-status.ok{display:block;background:rgba(46,125,95,.1);border:1px solid var(--green);color:var(--green-dk)}
.form-status.err{display:block;background:rgba(181,110,60,.1);border:1px solid var(--copper);color:var(--copper-dk)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--bone);padding:80px 0 36px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:56px}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr}}
.footer-col h4{font-family:var(--f-mono);font-size:11.5px;letter-spacing:0.14em;text-transform:uppercase;color:var(--bone-dim);font-weight:500;margin-bottom:18px;color:#fff}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--bone);font-size:14.5px;transition:color .15s var(--ease)}
.footer-col a:hover{color:var(--copper)}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:var(--bone-dim)}
.footer-mission{font-size:14.5px;color:var(--bone-dim);line-height:1.6;margin-top:20px;max-width:36ch}
.footer-net{display:flex;flex-direction:column;gap:10px}
.footer-net .net-item{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--bone);transition:color .15s var(--ease)}
.footer-net .net-item:hover{color:var(--copper)}
.footer-net .net-item .site-no{font-family:var(--f-mono);font-size:10.5px;color:var(--copper);letter-spacing:0.1em}
.footer-bottom{padding-top:32px;border-top:1px solid var(--hair-dk);display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:flex-start}
.footer-legal{font-family:var(--f-mono);font-size:11px;letter-spacing:0.06em;color:var(--bone-dim);line-height:1.6;max-width:68ch}
.footer-ids{font-family:var(--f-mono);font-size:11px;color:var(--bone-dim);letter-spacing:0.06em;display:flex;flex-wrap:wrap;gap:18px}
.footer-ids span{display:inline-flex;align-items:center;gap:6px}
.footer-ids strong{color:#fff;font-weight:600}

/* ---------- Schema / diagram components ---------- */
.structure-diagram{background:#fff;border:1px solid var(--hair);border-radius:var(--rad-lg);padding:48px;margin:40px 0}
.struct-node{padding:20px 24px;border:1.5px solid var(--ink);border-radius:var(--rad);background:#fff;text-align:center;position:relative}
.struct-node.accent{border-color:var(--green);background:rgba(46,125,95,.06)}
.struct-node .node-label{font-family:var(--f-mono);font-size:10.5px;letter-spacing:0.14em;text-transform:uppercase;color:var(--steel-lt);margin-bottom:6px}
.struct-node .node-title{font-family:var(--f-display);font-weight:600;font-size:15px;color:var(--ink)}
.struct-node .node-meta{font-family:var(--f-mono);font-size:11px;color:var(--steel);margin-top:4px}

/* ---------- Article / long-form ---------- */
.article{max-width:760px;margin:0 auto}
.article h2{margin:48px 0 16px;font-size:clamp(26px,2.4vw,34px)}
.article h3{margin:36px 0 12px;font-size:22px}
.article p{font-size:17px;line-height:1.72;color:var(--carbon)}
.article ul,.article ol{padding-left:22px;margin:0 0 24px}
.article li{margin:10px 0;line-height:1.65}
.article blockquote{margin:32px 0;padding:24px 28px;border-left:3px solid var(--green);background:#fff;border-radius:0 var(--rad) var(--rad) 0;font-style:italic;color:var(--ink);font-size:19px;line-height:1.5}
.article .figure{margin:40px 0;background:#fff;border:1px solid var(--hair);border-radius:var(--rad-lg);padding:28px}
.article .figure .caption{font-family:var(--f-mono);font-size:12px;color:var(--steel-lt);letter-spacing:0.08em;text-transform:uppercase;margin-top:14px;text-align:center}
.article .citation{font-size:14px;color:var(--steel);border-left:2px solid var(--copper);padding-left:14px;margin:24px 0}
.article .citation a{color:var(--copper);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}

/* ---------- FAQ accordion ---------- */
.faq{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--hair)}
.faq-item{border-bottom:1px solid var(--hair)}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:24px 0;cursor:pointer;gap:24px;width:100%;text-align:left;background:none;border:0;font-family:var(--f-display);font-weight:600;font-size:18px;color:var(--ink);letter-spacing:-0.005em}
.faq-q:hover{color:var(--green)}
.faq-q .faq-icon{width:20px;height:20px;flex-shrink:0;position:relative}
.faq-q .faq-icon::before,.faq-q .faq-icon::after{content:"";position:absolute;background:currentColor;transition:transform .25s var(--ease)}
.faq-q .faq-icon::before{left:0;right:0;top:50%;height:1.5px;margin-top:-0.75px}
.faq-q .faq-icon::after{top:0;bottom:0;left:50%;width:1.5px;margin-left:-0.75px}
.faq-item[open] .faq-q .faq-icon::after{transform:rotate(90deg)}
.faq-a{padding:0 0 28px;color:var(--steel);font-size:16px;line-height:1.7;max-width:80ch}
details.faq-item > summary{list-style:none}
details.faq-item > summary::-webkit-details-marker{display:none}

/* ---------- Ribbons / meta ---------- */
.ribbon{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;background:rgba(46,125,95,.1);color:var(--green-dk);font-family:var(--f-mono);font-size:11.5px;letter-spacing:0.08em;text-transform:uppercase;border-radius:var(--rad);font-weight:500}
.ribbon.copper{background:rgba(181,110,60,.12);color:var(--copper-dk)}
.ribbon.dark{background:rgba(15,42,34,.08);color:var(--ink)}

/* ---------- Two-col feature split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.split.alt-60-40{grid-template-columns:1.2fr 1fr}
@media (max-width:900px){.split.alt-60-40{grid-template-columns:1fr}}

/* ---------- Image placeholders (SVG scenes) ---------- */
.scene{width:100%;aspect-ratio:4/3;background:var(--ink);border-radius:var(--rad-lg);overflow:hidden;position:relative}
.scene svg{width:100%;height:100%;display:block}

/* ---------- Motion: fade-in on scroll ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}
.reveal-stagger > *{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal-stagger.in > *{opacity:1;transform:translateY(0)}
.reveal-stagger.in > *:nth-child(2){transition-delay:.06s}
.reveal-stagger.in > *:nth-child(3){transition-delay:.12s}
.reveal-stagger.in > *:nth-child(4){transition-delay:.18s}
.reveal-stagger.in > *:nth-child(5){transition-delay:.24s}
.reveal-stagger.in > *:nth-child(6){transition-delay:.30s}
.reveal-stagger.in > *:nth-child(7){transition-delay:.36s}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important}
  .reveal,.reveal-stagger > *{opacity:1;transform:none}
  .bar-fill{transform:scaleX(var(--scale,1)) !important;transition:none}
}

/* ---------- RTL ---------- */
html[dir="rtl"] .card .card-cta svg,
html[dir="rtl"] .btn .arrow{transform:scaleX(-1)}
html[dir="rtl"] .btn:hover .arrow{transform:scaleX(-1) translateX(4px)}
html[dir="rtl"] .card:hover .card-cta svg{transform:scaleX(-1) translateX(-3px)}

/* ---------- Print / accessibility ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:2px}

/* ---------- News list ---------- */
.news-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--hair)}
.news-item{display:grid;grid-template-columns:180px 1fr auto;gap:32px;padding:28px 0;border-bottom:1px solid var(--hair);align-items:start;transition:background .2s var(--ease)}
.news-item:hover{background:rgba(46,125,95,.03)}
.news-date{font-family:var(--f-mono);font-size:12px;letter-spacing:0.08em;color:var(--steel-lt);text-transform:uppercase;padding-top:4px}
.news-title{font-family:var(--f-display);font-weight:600;font-size:20px;letter-spacing:-0.01em;color:var(--ink)}
.news-excerpt{font-size:15px;line-height:1.6;color:var(--steel);margin-top:8px}
.news-tag{font-family:var(--f-mono);font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--green);padding:5px 10px;border:1px solid rgba(46,125,95,.3);border-radius:var(--rad);white-space:nowrap}
@media (max-width:768px){.news-item{grid-template-columns:1fr}.news-date{padding-top:0}}

/* ---------- Doc list ---------- */
.doc-list{display:grid;gap:12px}
.doc-item{display:flex;align-items:center;gap:20px;padding:22px 24px;background:#fff;border:1px solid var(--hair);border-radius:var(--rad-lg);transition:all .2s var(--ease)}
.doc-item:hover{border-color:var(--green);transform:translateX(2px)}
.doc-icon{width:40px;height:48px;flex-shrink:0;background:rgba(46,125,95,.1);border-radius:var(--rad);display:flex;align-items:center;justify-content:center;color:var(--green);font-family:var(--f-mono);font-size:10px;font-weight:600}
.doc-info{flex:1;min-width:0}
.doc-info strong{display:block;font-family:var(--f-display);font-weight:600;color:var(--ink);font-size:16px}
.doc-info span{display:block;font-size:13px;color:var(--steel-lt);margin-top:4px;font-family:var(--f-mono);letter-spacing:0.04em}
.doc-download{font-family:var(--f-display);font-weight:600;font-size:13px;color:var(--green);white-space:nowrap}

/* ---------- Tag list ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-family:var(--f-mono);font-size:11px;letter-spacing:0.08em;text-transform:uppercase;padding:5px 10px;border:1px solid var(--hair);border-radius:var(--rad);color:var(--steel)}

/* ---------- Dark section cards ---------- */
.section.dark .card{background:#163A2E;border-color:rgba(255,255,255,.08);color:var(--bone)}
.section.dark .card h3{color:#fff}
.section.dark .card p{color:var(--bone-dim)}
.section.dark .card .card-icon{background:rgba(46,125,95,.22);color:#fff}

/* ---------- Utilities ---------- */
.divider{height:1px;background:var(--hair);margin:48px 0}
.divider.dark{background:var(--hair-dk)}
.spacer-s{height:24px}.spacer-m{height:48px}.spacer-l{height:96px}
.maxw-60{max-width:60ch}
.maxw-72{max-width:72ch}
.text-muted{color:var(--steel)}
.text-copper{color:var(--copper)}
.text-green{color:var(--green)}

/* ---------- Table containers ---------- */
.table-wrap{background:#fff;border:1px solid var(--hair);border-radius:var(--rad-lg);overflow:hidden}