:root{
  --blue:#0a2d50;--deep:#071f36;--blue2:#123d68;
  --gold:#d8b56a;--gold2:#e8c979;--muted:#c8d3de;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  min-height:100vh;font-family:Arial,Helvetica,sans-serif;color:#fff;
  background:
    radial-gradient(circle at 82% 5%,rgba(48,104,148,.25),transparent 31%),
    linear-gradient(180deg,#071f36 0%,#0b3155 50%,#092744 100%);
}
a{text-decoration:none;color:inherit}
.topbar{
  position:sticky;top:0;z-index:30;min-height:74px;
  display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:14px clamp(16px,4vw,58px);
  background:rgba(5,27,47,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(216,181,106,.20)
}
.brand{display:flex;align-items:center;gap:11px;color:var(--gold2);font-weight:800;letter-spacing:.13em}
.brand svg{width:48px;height:34px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.back{padding:10px 16px;border-radius:999px;border:1px solid rgba(216,181,106,.48);color:var(--gold2);font-weight:700}
.hero{width:min(1180px,calc(100% - 36px));margin:auto;padding:60px 0 38px;text-align:center}
.eyebrow{color:var(--gold);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.18em;margin-bottom:10px}
h1{font-size:clamp(2.7rem,7vw,5.4rem);line-height:.98;margin-bottom:16px}
h1 span{color:var(--gold2)}
.intro{max-width:820px;margin:auto;color:var(--muted);font-size:17px;line-height:1.72}
.rideau-hint{
  display:inline-flex;align-items:center;gap:10px;margin-top:22px;
  padding:10px 15px;border-radius:999px;color:#f1dca5;
  border:1px solid rgba(216,181,106,.20);background:rgba(255,255,255,.04)
}
.grid{
  width:min(1180px,calc(100% - 36px));margin:auto;padding:0 0 82px;
  display:grid;grid-template-columns:1fr 1fr;gap:24px
}
.project{
  overflow:hidden;border-radius:24px;
  border:1px solid rgba(216,181,106,.16);
  background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.025));
  box-shadow:0 18px 48px rgba(0,0,0,.15)
}
.compare{
  --pos:50%;position:relative;aspect-ratio:16/10;overflow:hidden;
  background:#0a2845;touch-action:none;user-select:none
}
.compare img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none
}
.compare .after{clip-path:inset(0 0 0 var(--pos))}
.compare::after{
  content:"";position:absolute;top:0;bottom:0;left:var(--pos);
  width:3px;transform:translateX(-1.5px);
  background:#fff;box-shadow:0 0 14px rgba(0,0,0,.5);z-index:5;pointer-events:none
}
.handle{
  position:absolute;left:var(--pos);top:50%;transform:translate(-50%,-50%);
  z-index:7;width:54px;height:54px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#efd28e,#c69d4e);color:#0a2d50;
  border:3px solid rgba(255,255,255,.92);box-shadow:0 10px 30px rgba(0,0,0,.32);
  font-size:21px;font-weight:900;pointer-events:none;
  animation:handlePulse 2.2s ease-in-out infinite
}
@keyframes handlePulse{
  0%,100%{box-shadow:0 10px 30px rgba(0,0,0,.32),0 0 0 0 rgba(232,201,121,.2)}
  50%{box-shadow:0 10px 30px rgba(0,0,0,.32),0 0 0 9px rgba(232,201,121,0)}
}
.range{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;z-index:9}
.tag{
  position:absolute;top:14px;z-index:10;padding:7px 11px;border-radius:999px;
  background:rgba(4,25,43,.84);font-size:12px;font-weight:900;letter-spacing:.05em;
  border:1px solid rgba(255,255,255,.10);pointer-events:none
}
.tag.before{left:14px}.tag.after{right:14px;background:rgba(190,150,71,.92)}
.info{padding:21px 22px 24px}
.info h2{color:var(--gold2);font-size:22px;margin-bottom:8px}
.info p{color:var(--muted);line-height:1.62}
.real{
  display:inline-flex;margin-top:12px;padding:7px 10px;border-radius:999px;
  font-size:12px;color:#eedba7;background:rgba(216,181,106,.07);
  border:1px solid rgba(216,181,106,.17)
}
.feature{
  grid-column:1/-1;display:grid;grid-template-columns:1.15fr .85fr;overflow:hidden;
  border-radius:24px;border:1px solid rgba(216,181,106,.16);background:rgba(255,255,255,.04)
}
.feature img{width:100%;height:100%;min-height:380px;object-fit:cover;cursor:zoom-in}
.feature-copy{padding:34px;display:flex;flex-direction:column;justify-content:center}
.feature-copy h2{color:var(--gold2);font-size:clamp(1.8rem,4vw,3rem);margin-bottom:12px}
.feature-copy p{color:var(--muted);line-height:1.68}
.cta{
  grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:22px;
  padding:28px;border-radius:24px;background:linear-gradient(135deg,#123d68,#0b3155);
  border:1px solid rgba(216,181,106,.17)
}
.cta h2{color:var(--gold2);margin-bottom:6px}.cta p{color:var(--muted)}
.cta a{display:inline-flex;padding:13px 20px;border-radius:999px;font-weight:800;background:linear-gradient(135deg,#e1c58b,#cfae6d);color:#15334f;white-space:nowrap}
.empty{
  grid-column:1/-1;min-height:320px;padding:40px;border-radius:24px;text-align:center;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  border:1px solid rgba(216,181,106,.16);background:rgba(255,255,255,.04)
}
.empty h2{color:var(--gold2);font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:10px}
.empty p{max-width:700px;color:var(--muted);line-height:1.65}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.90);display:none;align-items:center;justify-content:center;padding:26px}
.lightbox.open{display:flex}.lightbox img{max-width:min(95vw,1550px);max-height:91vh;object-fit:contain;border-radius:12px}
.close{position:absolute;top:18px;right:22px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:rgba(0,0,0,.4);color:#fff;font-size:25px;cursor:pointer}
@media(max-width:850px){
  .grid{grid-template-columns:1fr}.feature{grid-column:auto;grid-template-columns:1fr}
  .feature img{min-height:300px}.cta{grid-column:auto;flex-direction:column;align-items:flex-start}
}
@media(max-width:560px){
  .topbar{align-items:flex-start}.brand{font-size:13px}.hero{padding-top:46px}
  .grid{width:calc(100% - 20px);gap:18px}.info{padding:18px}
  .handle{width:50px;height:50px}.feature-copy{padding:23px}
}