:root{
  --ink:#0a0c0e;
  --ink-2:#111417;
  --paper:#f3efe6;
  --gold:#c9a15a;
  --gold-soft:rgba(201,161,90,0.35);
  --line:rgba(243,239,230,0.14);
  --muted:rgba(243,239,230,0.62);
  --ease:cubic-bezier(.16,1,.3,1);
}

*{box-sizing:border-box;margin:0;padding:0;}

html,body{
  height:100%;
  width:100%;
  overflow:hidden;
}

body{
  position:relative;
  background:var(--ink);
  color:var(--paper);
  font-family:"Roboto","Segoe UI",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}

/* ---------- background crossfade layers ---------- */
.bg-layer{
  position:fixed;
  inset:0;
  background-size:cover;
  background-position:center;
  transition:opacity 1100ms var(--ease);
  filter:saturate(0.9) contrast(1.05);
}
#bgA{ z-index:0; opacity:1; }
#bgB{ z-index:1; opacity:0; }

.bg-scrim{
  position:fixed;
  inset:0;
  z-index:1;
  background:
    linear-gradient(100deg, rgba(6,7,9,0.94) 0%, rgba(6,7,9,0.86) 32%, rgba(6,7,9,0.55) 58%, rgba(6,7,9,0.35) 100%),
    linear-gradient(0deg, rgba(6,7,9,0.55) 0%, rgba(6,7,9,0) 30%, rgba(6,7,9,0) 70%, rgba(6,7,9,0.6) 100%);
}

.bg-grid{
  position:fixed;
  inset:0;
  z-index:2;
  pointer-events:none;
  opacity:0.35;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 30% 40%, black 0%, transparent 70%);
}

/* ---------- brand header ---------- */
.brand{
  position:relative;
  z-index:5;
  display:flex;
  align-items:center;
  gap:16px;
  padding:34px 48px 0;
}
.brand-logo{
  height:56px;
  width:auto;
  display:block;
}
.brand-sub{
  font-size:0.78rem;
  font-weight:500;
  letter-spacing:0.16em;
  color:var(--muted);
  text-transform:uppercase;
  line-height:1;
}

/* ---------- stage layout ---------- */
.stage{
  position:relative;
  z-index:5;
  height:100vh;
  display:grid;
  grid-template-columns: minmax(0,540px) minmax(0,440px);
  align-items:center;
  justify-content:center;
  max-width:1800px;
  margin:0 auto;
  padding:0 48px;
  gap:340px;
}

.info-panel{
  max-width:520px;
  justify-self:end;
}
.info-eyebrow{
  display:inline-block;
  font-size:0.72rem;
  font-weight:700;
  letter-spacing:0.22em;
  color:var(--gold);
  border:1px solid var(--gold-soft);
  padding:6px 12px;
  border-radius:2px;
  margin-bottom:22px;
  transition:all 500ms var(--ease);
}
.info-title{
  font-size:clamp(2.4rem, 5vw, 4.2rem);
  font-weight:700;
  line-height:1.02;
  letter-spacing:-0.01em;
  margin-bottom:20px;
  transition:opacity 350ms var(--ease);
}
.info-desc{
  font-size:1.02rem;
  line-height:1.6;
  color:var(--muted);
  max-width:440px;
  transition:opacity 350ms var(--ease);
}
.info-meta{
  margin-top:26px;
  font-size:0.78rem;
  letter-spacing:0.08em;
  color:var(--muted);
  font-family:"Courier New",monospace;
  min-height:1.2em;
}
.info-meta span{ color:var(--gold); }

/* ---------- access rail (buttons) ---------- */
.access-rail{
  display:flex;
  flex-direction:column;
  gap:14px;
  width:100%;
  max-width:440px;
  justify-self:start;
}

.access-btn{
  position:relative;
  display:flex;
  align-items:center;
  gap:20px;
  text-decoration:none;
  color:var(--paper);
  padding:22px 26px;
  border:1px solid rgba(243,239,230,0.16);
  border-left:2px solid rgba(243,239,230,0.16);
  background:rgba(17,20,23,0.55);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  border-radius:6px;
  overflow:hidden;
  transition:border-color 350ms var(--ease), background 350ms var(--ease), transform 350ms var(--ease), box-shadow 350ms var(--ease);
}

.access-btn::before{
  content:"";
  position:absolute;
  inset:0;
  left:-100%;
  background:linear-gradient(90deg, transparent, rgba(201,161,90,0.14), transparent);
  transition:left 700ms var(--ease);
}

.access-btn:hover,
.access-btn:focus-visible{
  border-color:var(--gold-soft);
  border-left-color:var(--gold);
  background:rgba(17,20,23,0.78);
  transform:translateX(-6px);
  box-shadow:0 18px 40px -18px rgba(0,0,0,0.65);
}
.access-btn:hover::before{ left:100%; }

.access-index{
  font-family:"Courier New",monospace;
  font-size:0.85rem;
  color:var(--gold);
  opacity:0.8;
  min-width:22px;
}

.access-body{
  display:flex;
  flex-direction:column;
  gap:4px;
  flex:1;
}
.access-name{
  font-size:1.18rem;
  font-weight:600;
  letter-spacing:0.01em;
}
.access-domain{
  font-size:0.78rem;
  color:var(--muted);
  font-family:"Courier New",monospace;
  letter-spacing:0.02em;
}

.access-arrow{
  font-size:1.2rem;
  color:var(--gold);
  opacity:0;
  transform:translateX(-8px);
  transition:all 350ms var(--ease);
}
.access-btn:hover .access-arrow,
.access-btn:focus-visible .access-arrow{
  opacity:1;
  transform:translateX(0);
}

/* ---------- footer ---------- */
.foot{
  position:fixed;
  bottom:0;
  left:0;
  right:0;
  z-index:5;
  display:flex;
  align-items:center;
  gap:10px;
  padding:20px 48px;
  font-size:0.74rem;
  letter-spacing:0.05em;
  color:var(--muted);
}
.foot-dot{ color:var(--gold); }

/* ---------- responsive ---------- */
@media (max-width: 900px){
  html,body{ overflow:auto; height:auto; }
  .stage{
    grid-template-columns:1fr;
    height:auto;
    padding:24px 24px 100px;
    gap:40px;
  }
  .brand{ padding:24px 24px 0; }
  .info-panel{ max-width:100%; }
  .access-rail{ max-width:100%; }
  .foot{ position:relative; padding:24px; }
}