:root{
  --bg:#0b0f14;
  --text:#e6eef6;
  --muted:#9aa6b2;
  --border: rgba(255,255,255,.10);
  --glass: rgba(255,255,255,.06);
  --gold:#c7b273;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius: 16px;
  --max: 1120px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(900px 420px at 18% 12%, rgba(199,178,115,.10), transparent 60%),
              radial-gradient(800px 380px at 85% 20%, rgba(255,255,255,.05), transparent 60%),
              linear-gradient(180deg, #07090c, var(--bg));
  color: var(--text);
}
a{color:inherit}
.topbar{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,15,20,.72);
  border-bottom:1px solid var(--border);
}
.container{max-width:var(--max); margin:0 auto; padding: 14px 18px}
.navrow{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none}
.mark{
  width:80px; height:80px; border-radius:0;
  background: none;
  border:none;
  display:grid; place-items:center;
  color:#0b0f14; font-weight:900;
}
.brand strong{letter-spacing:.22em; font-size:13px}
.brand span{display:block; font-size:12px; color:var(--muted); margin-top:2px}
nav{display:flex; gap:10px; flex-wrap:wrap}
nav a{
  text-decoration:none;
  color: var(--muted);
  padding:10px 10px;
  border-radius: 12px;
}
nav a:hover{color:var(--text); background: rgba(255,255,255,.04)}
.btn{
  display:inline-flex; align-items:center; gap:10px;
  text-decoration:none; font-weight:800;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(199,178,115,.18);
  border:1px solid rgba(199,178,115,.30);
  color: #efe7d3;
}
.btn:hover{background: rgba(199,178,115,.24)}
.hero{
  padding: 18px 0 6px;
}
.heroCard{
  border:1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 16px;
}
.hero h1{margin:0; font-size:22px}
.hero p{margin:8px 0 0; color:var(--muted); line-height:1.6}

.viewer{
  padding: 14px 0 36px;
}
.page{
  margin: 14px auto;
  max-width: var(--max);
  border-radius: 14px;
  overflow:hidden;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.02);
  box-shadow: 0 16px 60px rgba(0,0,0,.45);
}
.page img{
  display:block;
  width: 100%;
  height: auto;
}
.caption{
  display:flex; justify-content:space-between; align-items:center; gap:10px;
  padding: 10px 12px;
  background: rgba(11,15,20,.75);
  border-top:1px solid rgba(255,255,255,.08);
  color: var(--muted);
  font-size: 12px;
}
.fab{
  position:fixed; right:16px; bottom:16px; z-index:60;
  display:flex; align-items:center; gap:10px;
  padding: 12px 14px;
  border-radius: 999px;
  background: rgba(11,15,20,.75);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(10px);
  text-decoration:none;
  box-shadow: var(--shadow);
}
.fab b{font-size:13px}
.fab small{display:block; color:var(--muted); font-weight:600}
.wdot{
  width:34px; height:34px; border-radius:14px;
  background: rgba(34,197,94,.14);
  border:1px solid rgba(34,197,94,.24);
}
.sr-only{position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0}
@media (max-width: 900px){
  nav{display:none}
}


/* --- Logo sizing (final fix) --- */
.mark{
  overflow: hidden;
}
.mark img{
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 10px; /* controla tamaño visual del logo */
  display: block;
}