*{box-sizing:border-box;margin:0;padding:0;}
.pc-diff{
  padding:100px 8%;
  background:#0f1218;
  position:relative;overflow:hidden;
}
.pc-diff-glow{
  position:absolute;
  width:700px;height:600px;
  background:radial-gradient(ellipse at center,rgba(212,168,67,0.08),transparent 68%);
  top:-100px;left:-100px;pointer-events:none;
}
.pc-diff-glow2{
  position:absolute;
  width:500px;height:400px;
  background:radial-gradient(ellipse at center,rgba(212,168,67,0.05),transparent 68%);
  bottom:-80px;right:-80px;pointer-events:none;
}
.pc-diff-grid-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(212,168,67,0.025) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(212,168,67,0.025) 1px,transparent 1px);
  background-size:64px 64px;pointer-events:none;
}

/* inner layout */
.pc-diff-inner{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;
  gap:80px;align-items:center;
  position:relative;z-index:2;
}

/* LEFT */
.pc-diff-label{
  font-family:'Inter',sans-serif;font-size:10px;font-weight:700;
  letter-spacing:5px;text-transform:uppercase;color:rgba(212,168,67,0.55);
  display:flex;align-items:center;gap:10px;margin-bottom:20px;
}
.pc-diff-label::before{content:'';width:24px;height:1px;background:rgba(212,168,67,0.45);}

.pc-diff-title{
  font-family:'Orbitron',sans-serif;
  font-size:clamp(26px,3.2vw,42px);
  color:#fff;
  line-height:1.1;letter-spacing:-.8px;
  margin-bottom:22px;
}
.pc-diff-title em{font-style:normal;color:#D4A843;text-shadow:0 0 40px rgba(212,168,67,0.3);}

.pc-diff-body{
  font-family:'Inter',sans-serif;font-size:15px;
  color:rgba(220,210,195,0.48);line-height:1.85;
  margin-bottom:36px;font-weight:300;max-width:440px;
}

/* left gold divider */
.pc-diff-rule{width:40px;height:2px;background:linear-gradient(90deg,#D4A843,transparent);margin-bottom:36px;}

/* bullet list */
.pc-diff-pts{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:40px;}
.pc-diff-pt{
  display:flex;align-items:flex-start;gap:12px;
  font-family:'Inter',sans-serif;font-size:14px;
  color:rgba(232,224,208,0.65);line-height:1.55;
}
.pc-diff-pt::before{
  content:'';width:5px;height:5px;border-radius:50%;
  background:#D4A843;flex-shrink:0;margin-top:7px;
  box-shadow:0 0 8px rgba(212,168,67,0.55);
}

/* CTA */
.pc-diff-cta{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(212,168,67,0.3);
  color:#D4A843;
  font-family:'Inter',sans-serif;font-size:13px;font-weight:600;
  letter-spacing:.5px;
  padding:12px 26px;border-radius:3px;
  text-decoration:none;
  transition:background .25s,border-color .25s,gap .2s;
}
.pc-diff-cta:hover{background:rgba(212,168,67,0.08);border-color:rgba(212,168,67,0.6);gap:12px;}

/* RIGHT — 4 feature cards */
.pc-diff-cards{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.pc-diff-card{
  background:linear-gradient(145deg,#0d1017,#09090e);
  border:1px solid rgba(212,168,67,0.09);
  border-radius:12px;
  padding:32px 26px;
  position:relative;overflow:hidden;
  transition:border-color .35s,box-shadow .35s,transform .35s;
  display:flex;flex-direction:column;
}
.pc-diff-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(212,168,67,0.45),transparent);
  opacity:0;transition:opacity .3s;
}
/* conic hover border */
.pc-diff-card::after{
  content:'';position:absolute;inset:0;border-radius:12px;
  padding:1px;
  background:conic-gradient(from var(--ca,0deg),transparent 65%,rgba(212,168,67,0.65),transparent);
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  pointer-events:none;opacity:0;transition:opacity .3s;
}
@property --ca{syntax:'<angle>';initial-value:0deg;inherits:false;}
.pc-diff-card:hover{
  border-color:rgba(212,168,67,0);
  box-shadow:0 20px 44px rgba(0,0,0,.48),0 0 28px rgba(212,168,67,0.06);
  transform:translateY(-5px);
}
.pc-diff-card:hover::before{opacity:0;}
.pc-diff-card:hover::after{opacity:1;animation:caSpin 2.6s linear infinite;}
@keyframes caSpin{to{--ca:360deg;}}

/* icon */
.pc-diff-icon{
  width:52px;height:52px;margin-bottom:20px;flex-shrink:0;
  position:relative;
}
.pc-diff-icon::before{
  content:'';position:absolute;inset:-10px;
  background:radial-gradient(circle,rgba(212,168,67,0.07),transparent 70%);
  border-radius:50%;opacity:0;transition:opacity .4s;
}
.pc-diff-card:hover .pc-diff-icon::before{opacity:1;}
.pc-diff-icon svg{
  width:100%;height:100%;
  filter:drop-shadow(0 0 7px rgba(212,168,67,0.25));
  transition:transform .5s cubic-bezier(.23,1,.32,1);
}
.pc-diff-card:hover .pc-diff-icon svg{transform:scale(1.08) translateY(-2px);}

.pc-diff-card-title{
  font-family:'Orbitron',sans-serif;font-size:12px;font-weight:700;
  color:#fff;letter-spacing:.1px;margin-bottom:8px;line-height:1.3;
}
.pc-diff-card-desc{
  font-family:'Inter',sans-serif;font-size:12.5px;
  color:rgba(220,210,195,0.45);line-height:1.7;font-weight:300;
}

/* RESPONSIVE */
@media(max-width:960px){
  .pc-diff-inner{grid-template-columns:1fr;gap:52px;}
}
@media(max-width:580px){
  .pc-diff{padding:72px 5%;}
  .pc-diff-cards{grid-template-columns:1fr;gap:12px;}
  .pc-diff-title{font-size:clamp(22px,6vw,30px);}
}