:root{
  --bg:#0b0f14;
  --card:#121826;
  --text:#e7edf6;
  --muted:#9fb0c3;
  --accent:#f7931a; /* BTC orange, queda muy bien */
  --border:rgba(255,255,255,.08);
  --shadow: 0 12px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(247,147,26,.10), transparent 55%),
              radial-gradient(900px 500px at 90% 10%, rgba(77,163,255,.10), transparent 55%),
              var(--bg);
  color:var(--text);
  line-height:1.55;
}

a{color:inherit; text-decoration:none}
.container{max-width:980px; margin:0 auto; padding:18px}
.nav{
  position:sticky; top:0;
  backdrop-filter: blur(10px);
  background: rgba(11,15,20,.75);
  border-bottom:1px solid var(--border);
  z-index:50;
}
.nav-inner{display:flex; align-items:center; justify-content:space-between; gap:12px}
.brand{display:flex; align-items:center; gap:10px; font-weight:800; letter-spacing:.2px}
.badge{
  font-size:12px;
  padding:4px 8px;
  border:1px solid var(--border);
  border-radius:999px;
  color:var(--muted);
}
.menu{display:flex; gap:14px; flex-wrap:wrap}
.menu a{
  color:var(--muted);
  padding:8px 10px;
  border-radius:10px;
}
.menu a:hover{background:rgba(255,255,255,.06); color:var(--text)}

.hero{
  padding:26px 0 8px;
}
.hero h1{margin:0 0 8px; font-size:28px}
.hero p{margin:0; color:var(--muted); max-width:70ch}

.grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:16px;
  padding:16px 0 28px;
}
@media (max-width: 860px){
  .grid{grid-template-columns:1fr}
}

.card{
  background: rgba(18,24,38,.86);
  border: 1px solid var(--border);
  border-radius:18px;
  box-shadow: var(--shadow);
  overflow:hidden;
}
.card-header{
  padding:14px 16px;
  border-bottom:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.card-header strong{font-size:14px}
.card-body{padding:14px 16px}

.list{display:flex; flex-direction:column; gap:10px}
.rank-item{
  padding:12px 12px;
  border:1px solid var(--border);
  border-radius:14px;
  background: rgba(255,255,255,.03);
}
.rank-item h2{
  font-size:16px;
  margin:0 0 4px;
  display:flex;
  gap:10px;
  align-items:center;
}
.pill{
  font-size:12px;
  padding:3px 8px;
  border-radius:999px;
  border:1px solid rgba(247,147,26,.35);
  color: var(--accent);
  background: rgba(247,147,26,.08);
}
.rank-item p{margin:0; color:var(--muted); font-size:14px}

.side a{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:14px;
  margin-bottom:10px;
  color:var(--muted);
  background: rgba(255,255,255,.03);
}
.side a:hover{color:var(--text); border-color: rgba(247,147,26,.35)}
.small{font-size:12px; color:var(--muted)}
.footer{
  border-top:1px solid var(--border);
  color:var(--muted);
  padding:18px 0;
  font-size:13px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(247,147,26,.35);
  background: rgba(247,147,26,.10);
  color: var(--text);
  font-weight:650;
}
.btn:hover{background: rgba(247,147,26,.18)}