/* ===========================================================
   Crystal Palace Metals — TXO-DNA, custom for our content
   =========================================================== */
:root{
  --bg:        #1D2A38;
  --bg-deep:   #111922;
  --bg-deeper: #0C1116;
  --ink:       #FFFFFF;
  --ink-mid:   #A6B0BA;
  --ink-low:   #6B7785;
  --paper:     #FFFFFF;
  --paper-2:   #F4F4F1;
  --rule-dark: rgba(255,255,255,.10);
  --rule-light: rgba(15,25,35,.10);

  --accent:    #82ED6A;
  --accent-2:  #68BE55;
  --cyan:      #5FBDFB;

  --container: 1280px;
  --gutter: clamp(20px, 4vw, 56px);

  --t-base: 1rem;
  --t-h3:   clamp(1.25rem, 1.05rem + 0.4vw, 1.4rem);
  --t-h2:   clamp(2rem, 1.4rem + 2.6vw, 3.6rem);
  --t-hero: clamp(2.6rem, 1.6rem + 5vw, 6.4rem);

  --radius: 14px;
  --radius-sm: 8px;

  --easing: cubic-bezier(.2,.6,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Kumbh Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.5;
  font-size:var(--t-base);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--gutter);
}

/* ============== TYPE ============== */
.eyebrow{
  font-family:'JetBrains Mono', ui-monospace, monospace;
  font-size:.78rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-mid);
  margin:0 0 1.6rem;
}
.eyebrow--light{color:var(--ink-mid)}
.display{
  font-weight:400;
  font-size:var(--t-h2);
  line-height:1.04;
  letter-spacing:-.02em;
  margin:0 0 1.5rem;
  max-width:22ch;
}
.display--xl{
  font-size:clamp(2.4rem, 1.6rem + 3.6vw, 5rem);
  max-width:24ch;
}
.lede{
  font-size:1.1rem;
  color:var(--ink-mid);
  max-width:62ch;
  margin:0 0 2rem;
  line-height:1.55;
}
.kicker{
  display:inline-flex;align-items:center;gap:.7rem;
  font-family:'JetBrains Mono', monospace;
  font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink-mid);
  padding:.5rem .9rem;
  border:1px solid var(--rule-dark);
  border-radius:99px;
  margin-bottom:2rem;
  backdrop-filter: blur(6px);
  background: rgba(17, 25, 34, .35);
}
.kicker__dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 12px rgba(130,237,106,.6);
  animation:pulse 2.4s var(--easing) infinite;
}
@keyframes pulse{
  0%,100%{transform:scale(1);opacity:1}
  50%{transform:scale(1.4);opacity:.6}
}

.link{
  color:inherit;
  border-bottom:1px solid var(--accent);
  transition:color .2s var(--easing);
  font-weight:500;
}
.band--dark .link{color:var(--ink)}
.link:hover{color:var(--accent-2)}
.band--dark .link:hover{color:var(--accent)}
.link--accent{
  color:var(--accent);
  font-weight:500;
  border:none;
  display:inline-flex;
  align-items:center;
  gap:.4rem;
}
.link--accent:hover{color:var(--accent-2)}

/* ============== BUTTONS ============== */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  height:48px;padding:0 1.4rem;
  border-radius:99px;
  font-weight:500;font-size:.95rem;
  letter-spacing:.01em;
  transition:all .25s var(--easing);
  cursor:pointer;
  white-space:nowrap;
}
.btn--accent{
  background:var(--accent);color:#0C1116;border:1px solid var(--accent);
}
.btn--accent:hover{background:var(--accent-2);border-color:var(--accent-2);transform:translateY(-1px)}
.btn--ghost{
  background:transparent;color:var(--ink);border:1px solid rgba(255,255,255,.45);
}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn--ghost-dark{
  background:transparent;color:var(--bg);border:1px solid rgba(15,25,35,.4);
}
.btn--ghost-dark:hover{border-color:var(--bg);background:var(--bg);color:var(--ink)}

/* ============== NAV ============== */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:50;
  background:rgba(17,25,34,.85);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--rule-dark);
  transition:background .3s var(--easing);
}
.nav.is-scrolled{background:rgba(12,17,22,.95)}
.nav__inner{
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--gutter);
  height:72px;
  display:flex;align-items:center;gap:2rem;
}
.brand{
  display:inline-flex;align-items:center;gap:.7rem;
  color:var(--ink);
  font-weight:600;letter-spacing:.005em;
}
.brand__mark{width:32px;height:32px;color:var(--accent);flex:0 0 auto}
.brand__word{font-size:.95rem;letter-spacing:.02em}
.nav__links{
  display:flex;gap:1.6rem;margin-left:auto;
}
.nav__links a{
  position:relative;
  font-size:.92rem;font-weight:500;color:var(--ink-mid);
  padding:6px 0;
  transition:color .2s var(--easing);
}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:0;
  height:1px;width:0;background:var(--accent);
  transition:width .3s var(--easing);
}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__burger{
  display:none;background:none;border:0;color:var(--ink);
  width:40px;height:40px;cursor:pointer;
  flex-direction:column;gap:5px;align-items:center;justify-content:center;
}
.nav__burger span{display:block;width:22px;height:1.5px;background:currentColor;transition:.25s}

/* ============== HERO ============== */
.hero{
  position:relative;min-height:100vh;
  display:flex;align-items:flex-end;
  padding:120px var(--gutter) 80px;
  overflow:hidden;
  isolation:isolate;
}
.hero__media{position:absolute;inset:0;z-index:-2}
.hero__media img{
  width:100%;height:100%;object-fit:cover;
  filter:saturate(1.05);
}
.hero__veil{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse at 70% 60%, rgba(12,17,22,0) 0%, rgba(12,17,22,.55) 60%, rgba(12,17,22,.92) 100%),
    linear-gradient(180deg, rgba(12,17,22,.85) 0%, rgba(12,17,22,.25) 35%, rgba(12,17,22,.55) 75%, rgba(12,17,22,1) 100%);
}
.motif{
  position:absolute;color:var(--cyan);opacity:.10;
  pointer-events:none;
  width:min(120vw, 1100px);
  z-index:-1;
}
.motif--hero{left:-30%;top:20%}
.hero__inner{
  position:relative;
  width:100%;max-width:var(--container);
  margin:0 auto;
}
.hero__h1{
  font-size:var(--t-hero);
  font-weight:300;
  line-height:1.02;
  letter-spacing:-.025em;
  margin:0 0 1.6rem;
  color:var(--ink);
  max-width:18ch;
}
.hero__sub{
  font-size:1.1rem;
  color:var(--ink-mid);
  max-width:62ch;
  line-height:1.55;
  margin:0 0 2.2rem;
}
.hero__ctas{display:flex;gap:.9rem;flex-wrap:wrap}
.hero__scroll{
  position:absolute;right:var(--gutter);bottom:32px;
  font-family:'JetBrains Mono', monospace;
  font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--ink-mid);
  writing-mode:vertical-rl;
  transform:rotate(180deg);
  padding-top:60px;
}
.hero__scroll::before{
  content:"";position:absolute;top:0;left:50%;
  width:1px;height:50px;background:var(--ink-mid);
  animation:scrollDown 2.5s ease-in-out infinite;
}
@keyframes scrollDown{
  0%{transform:translateY(-50px) scaleY(.2);opacity:.4}
  50%{transform:translateY(0) scaleY(1);opacity:1}
  100%{transform:translateY(50px) scaleY(.2);opacity:0}
}

/* ============== BANDS ============== */
.band{padding:clamp(80px, 9vw, 140px) 0;position:relative;overflow:hidden}
.band--dark{background:var(--bg-deep);color:var(--ink)}

/* ============== MISSION + STATS ============== */
.stats{
  list-style:none;margin:3rem 0 0;padding:0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-top:1px solid var(--rule-dark);
}
.stats li{
  padding:2rem 1.5rem 0 0;
  border-right:1px solid var(--rule-dark);
}
.stats li:last-child{border-right:0}
.stat__num{
  display:block;
  font-size:clamp(2.5rem, 1.6rem + 3vw, 4rem);
  font-weight:300;letter-spacing:-.025em;
  color:var(--accent);
  line-height:1;
}
.stat__suffix{font-size:.55em;color:var(--ink-mid);margin-left:.1em}
.stat__label{
  display:block;margin-top:1rem;
  font-size:.92rem;color:var(--ink-mid);
  max-width:24ch;line-height:1.4;
}

/* ============== SPLIT ============== */
.split__grid{
  display:grid;grid-template-columns:1.05fr 1fr;
  gap:clamp(40px, 6vw, 96px);
  align-items:center;
}
.split--reverse .split__copy{order:2}
.split--reverse .split__media{order:1}
.split__copy h2{margin-bottom:1.2rem}
.split__media{margin:0;position:relative}
.split__media img{
  width:100%;
  border-radius:var(--radius);
  aspect-ratio:4/3;object-fit:cover;
  border:1px solid var(--rule-dark);
}
.split__media figcaption{
  margin-top:1rem;
  font-family:'JetBrains Mono', monospace;
  font-size:.78rem;letter-spacing:.04em;
  color:var(--ink-low);
}
.split:not(.band--dark) .split__media img{border-color:var(--rule-light)}
.split:not(.band--dark) .split__media figcaption{color:var(--ink-low)}

.checks{list-style:none;padding:0;margin:0 0 2.4rem;display:grid;gap:.9rem}
.checks li{
  position:relative;padding-left:2rem;
  font-size:1rem;color:#3a4754;line-height:1.5;
}
.band--dark .checks li{color:var(--ink-mid)}
.checks li::before{
  content:"";position:absolute;left:0;top:.5rem;
  width:14px;height:14px;border-radius:50%;
  border:1.5px solid var(--accent-2);
  background:radial-gradient(circle,var(--accent) 35%,transparent 35%);
}

.services{list-style:none;padding:0;margin:0 0 2.4rem}
.services li{
  display:flex;align-items:baseline;gap:1.2rem;
  padding:1rem 0;
  border-bottom:1px solid var(--rule-light);
  font-size:1.05rem;
  transition:padding-left .25s var(--easing);
  cursor:default;
}
.band--dark .services li{border-bottom-color:var(--rule-dark)}
.services li:hover{padding-left:.6rem}
.services li span{
  font-family:'JetBrains Mono', monospace;
  font-size:.78rem;color:var(--accent-2);font-weight:500;
  letter-spacing:.05em;
}
.band--dark .services li span{color:var(--accent)}

/* split sitting on light background */
.split:not(.band--dark){background:var(--paper);color:var(--bg-deep)}
.split:not(.band--dark) .eyebrow{color:var(--ink-low)}
.split:not(.band--dark) .lede{color:#3a4754}
.split:not(.band--dark) .link{color:var(--bg-deep)}
.split:not(.band--dark) .link:hover{color:var(--accent-2)}

/* ============== GRID / CARDS ============== */
.grid{display:grid;gap:1.5rem;margin-top:3rem}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}

.card{
  padding:2rem 1.8rem;
  border:1px solid var(--rule-dark);
  border-radius:var(--radius);
  background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
  transition:border-color .3s var(--easing), transform .3s var(--easing), background .3s var(--easing);
}
.card:hover{
  border-color:rgba(130,237,106,.5);
  transform:translateY(-3px);
  background:linear-gradient(180deg, rgba(130,237,106,.04), rgba(255,255,255,0));
}
.card__num{
  font-family:'JetBrains Mono', monospace;
  font-size:.78rem;color:var(--accent);
  letter-spacing:.06em;
  margin-bottom:1.5rem;
}
.card h3{
  font-size:var(--t-h3);font-weight:500;
  margin:0 0 .8rem;letter-spacing:-.01em;
}
.card p{
  margin:0;color:var(--ink-mid);font-size:.95rem;line-height:1.55;
}

/* ============== PROCESS ============== */
.process{background:var(--paper);color:var(--bg-deep)}
.process .eyebrow{color:var(--ink-low)}
.process .display{margin-bottom:3.5rem}
.process__steps{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  border-top:1px solid var(--rule-light);
}
.process__steps li{
  padding:2rem 1.5rem 0 0;
  border-right:1px solid var(--rule-light);
  position:relative;
}
.process__steps li:last-child{border-right:0}
.process__num{
  font-family:'JetBrains Mono', monospace;
  font-size:.85rem;color:var(--accent-2);
  margin-bottom:1.4rem;letter-spacing:.05em;
}
.process__steps h3{
  font-size:1.15rem;font-weight:500;
  margin:0 0 .6rem;letter-spacing:-.005em;
}
.process__steps p{
  margin:0;font-size:.92rem;color:#54616e;line-height:1.5;
}

/* ============== COMPLIANCE ============== */
.compliance__head{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(40px, 5vw, 80px);
  align-items:end;margin-bottom:3rem;
}
.compliance__head .display{margin-bottom:0}
.compliance__head .lede{margin-bottom:0}
.compliance__grid{margin-top:0}
.comp{
  padding:2rem 2rem 2.2rem;
  border-radius:var(--radius);
  border:1px solid var(--rule-dark);
  background:rgba(255,255,255,.02);
}
.comp h3{
  font-size:1.15rem;font-weight:500;
  margin:0 0 1.2rem;
  display:flex;align-items:center;gap:.6rem;
}
.comp h3::before{
  content:"";display:inline-block;
  width:8px;height:8px;border-radius:50%;background:var(--accent);
}
.comp--neg h3::before{background:#F0263E}
.comp ul{list-style:none;padding:0;margin:0;display:grid;gap:.8rem}
.comp li{
  font-size:.95rem;color:var(--ink-mid);line-height:1.5;
  padding-left:1.5rem;position:relative;
}
.comp li::before{
  content:"—";position:absolute;left:0;top:0;
  color:var(--accent);
}
.comp--neg li::before{content:"×";color:#F0263E;font-weight:600;left:.1rem}
.footnote{
  margin-top:3rem;
  padding-top:1.6rem;
  border-top:1px solid var(--rule-dark);
  font-size:.88rem;color:var(--ink-low);line-height:1.6;
  max-width:80ch;
}

/* ============== HOW WE WORK ============== */
.how__grid{
  list-style:none;margin:3rem 0 0;padding:0;
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:0;
  border-top:1px solid var(--rule-dark);
}
.how__grid li{
  padding:2.4rem 2.4rem 2.4rem 0;
  border-bottom:1px solid var(--rule-dark);
  border-right:1px solid var(--rule-dark);
  position:relative;
}
.how__grid li:nth-child(2n){border-right:0;padding-left:2.4rem}
.how__grid li:nth-last-child(-n+2){border-bottom:0}
.how__grid h3{
  font-size:1.25rem;font-weight:500;
  margin:0 0 .8rem;letter-spacing:-.005em;
  display:flex;align-items:center;gap:.7rem;
}
.how__grid h3::before{
  content:"";display:inline-block;
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 12px rgba(130,237,106,.4);
}
.how__grid p{
  margin:0;color:var(--ink-mid);font-size:.95rem;line-height:1.55;
  max-width:48ch;
}
@media (max-width:780px){
  .how__grid{grid-template-columns:1fr}
  .how__grid li{border-right:0;padding:2rem 0}
  .how__grid li:nth-child(2n){padding-left:0}
  .how__grid li:nth-last-child(-n+2){border-bottom:1px solid var(--rule-dark)}
  .how__grid li:last-child{border-bottom:0}
}

/* ============== CTA ============== */
.cta{background:var(--bg-deeper);padding:clamp(100px, 11vw, 160px) 0}
.cta__inner{text-align:left}
.cta .display{margin-bottom:3rem}
.cta__cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;
}
.cta-card{
  padding:2rem;
  background:rgba(255,255,255,.03);
  border:1px solid var(--rule-dark);
  border-radius:var(--radius);
  transition:all .3s var(--easing);
}
.cta-card:hover{border-color:var(--accent);background:rgba(130,237,106,.04);transform:translateY(-3px)}
.cta-card h3{
  font-size:1.1rem;font-weight:500;margin:0 0 .8rem;
}
.cta-card p{
  margin:0 0 1.4rem;color:var(--ink-mid);font-size:.92rem;line-height:1.5;
}

/* ============== FOOTER ============== */
.footer{background:var(--bg-deeper);color:var(--ink-mid);padding:80px 0 0;border-top:1px solid var(--rule-dark)}
.footer__inner{
  display:grid;grid-template-columns:1.2fr 2fr;
  gap:3rem;padding-bottom:3rem;
  border-bottom:1px solid var(--rule-dark);
}
.footer__brand{display:flex;flex-direction:column;gap:1.2rem}
.footer__brand .brand__mark{color:var(--accent);width:36px;height:36px}
.footer__brand p{margin:0;font-size:.92rem;line-height:1.6;color:var(--ink-mid)}
.footer__cols{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem}
.footer__cols h4{
  font-family:'JetBrains Mono', monospace;
  font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-low);
  margin:0 0 1rem;font-weight:500;
}
.footer__cols a{
  display:block;font-size:.9rem;padding:.3rem 0;
  color:var(--ink-mid);transition:color .2s var(--easing);
}
.footer__cols a[href]:hover{color:var(--accent)}
.footer__bottom{
  display:flex;justify-content:space-between;
  padding:1.6rem var(--gutter);
  font-family:'JetBrains Mono', monospace;
  font-size:.78rem;letter-spacing:.04em;
  color:var(--ink-low);
}

/* ============== ANIM ON SCROLL ============== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--easing), transform .9s var(--easing)}
.reveal.is-in{opacity:1;transform:translateY(0)}

/* ============== RESPONSIVE ============== */
@media (max-width: 980px){
  .nav__links{display:none}
  .nav__burger{display:flex}
  .split__grid{grid-template-columns:1fr;gap:2.4rem}
  .split--reverse .split__copy{order:1}
  .split--reverse .split__media{order:2}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats li:nth-child(2){border-right:0}
  .stats li:nth-child(1),.stats li:nth-child(2){border-bottom:1px solid var(--rule-dark);padding-bottom:2rem}
  .process__steps{grid-template-columns:repeat(2,1fr)}
  .process__steps li{border-bottom:1px solid var(--rule-light);padding-bottom:1.6rem}
  .process__steps li:nth-child(2n){border-right:0}
  .compliance__head{grid-template-columns:1fr;gap:1.5rem}
  .compliance__grid{grid-template-columns:1fr}
  .cta__cards{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .footer__cols{grid-template-columns:repeat(2,1fr)}
  .hero__scroll{display:none}
  .footer__bottom{flex-direction:column;gap:.5rem}
}
@media (max-width: 560px){
  .brand__word{font-size:.85rem}
  .nav__inner{gap:.6rem;height:64px}
  .grid--3{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .stats li{border-right:0;border-bottom:1px solid var(--rule-dark);padding-bottom:1.6rem}
  .stats li:last-child{border-bottom:0}
  .process__steps{grid-template-columns:1fr}
  .process__steps li{border-right:0}
  .hero{padding:120px var(--gutter) 60px}
  .footer__cols{grid-template-columns:1fr}
}