:root{
  --bg:#06181a;
  --bg-2:#0a2426;
  --primary:#0C2E2E;
  --primary-2:#1a5757;
  --accent:#2fd4c8;
  --text:#eaf6f5;
  --muted:#9fb8b6;
  --card:rgba(12,46,46,.55);
  --border:rgba(47,212,200,.18);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Montserrat',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  overflow-x:hidden;
  position:relative;
}
.bg-overlay{
  position:fixed;inset:0;z-index:-1;
  background:
    radial-gradient(circle at 20% 20%, rgba(12,46,46,.9), transparent 55%),
    radial-gradient(circle at 80% 60%, rgba(26,87,87,.7), transparent 50%),
    radial-gradient(circle at 50% 100%, rgba(47,212,200,.15), transparent 60%),
    linear-gradient(180deg,#041213,#06181a 60%,#041213);
}
.bg-overlay::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(47,212,200,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(47,212,200,.04) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at center, #000 30%, transparent 75%);
}

.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px;
}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:18px;letter-spacing:.5px}
.logo{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  display:grid;place-items:center;font-weight:800;color:var(--accent);
  box-shadow:0 0 0 1px var(--border), 0 8px 24px rgba(0,0,0,.4);
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:999px;
  background:rgba(12,46,46,.6);border:1px solid var(--border);
  font-size:12px;font-weight:600;color:var(--accent);
}
.badge .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  animation:pulse 1.4s infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}

.hero{display:grid;place-items:center;min-height:calc(100vh - 140px);padding:40px 24px}
.hero-inner{max-width:980px;width:100%;text-align:center}
h1{font-size:clamp(34px,6vw,64px);font-weight:800;line-height:1.05;margin-bottom:18px;letter-spacing:-1px}
.grad{
  background:linear-gradient(135deg,var(--accent),#7af0e6);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{color:var(--muted);font-size:clamp(15px,1.6vw,18px);max-width:680px;margin:0 auto 36px;line-height:1.6}

.stats{display:flex;justify-content:center;gap:18px;margin-bottom:40px;flex-wrap:wrap}
.stat{
  background:var(--card);border:1px solid var(--border);
  padding:18px 28px;border-radius:14px;min-width:140px;
  backdrop-filter:blur(8px);
}
.stat strong{display:block;font-size:24px;color:var(--accent);font-weight:700}
.stat span{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}

.select-block{
  background:linear-gradient(135deg,rgba(12,46,46,.85),rgba(10,36,38,.85));
  border:1px solid var(--border);
  border-radius:18px;padding:24px;max-width:560px;margin:0 auto 40px;
  box-shadow:0 20px 60px rgba(0,0,0,.45);
}
.select-block label{display:block;font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:12px;font-weight:600}
.select-row{display:flex;gap:10px}
#torneio{
  flex:1;background:rgba(4,18,19,.8);color:var(--text);
  border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;font:600 14px Montserrat,sans-serif;outline:none;
}
#torneio:focus{border-color:var(--accent)}
#goBtn{
  background:linear-gradient(135deg,var(--accent),#1aa89e);color:#041213;
  border:0;border-radius:10px;padding:12px 22px;font:700 14px Montserrat,sans-serif;
  cursor:pointer;transition:transform .15s, box-shadow .15s;
}
#goBtn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(47,212,200,.35)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;max-width:760px;margin:0 auto}
.card{
  display:block;text-decoration:none;color:var(--text);
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:20px;text-align:left;transition:transform .2s,border-color .2s;
  backdrop-filter:blur(8px);
}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card h3{font-size:18px;margin-bottom:6px;color:var(--accent)}
.card p{font-size:13px;color:var(--muted);margin-bottom:14px}
.card .arrow{font-size:13px;font-weight:600;color:var(--text)}

.foot{text-align:center;padding:24px;color:var(--muted);font-size:12px;border-top:1px solid var(--border)}

.reveal{opacity:0;transform:translateY(-30px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}
.delay-1{transition-delay:.05s}.delay-2{transition-delay:.15s}.delay-3{transition-delay:.25s}
.delay-4{transition-delay:.35s}.delay-5{transition-delay:.45s}

@media(max-width:520px){
  .topbar{padding:14px 18px}
  .select-row{flex-direction:column}
  .stat{min-width:0;flex:1}
}