:root {
  --fundo: #0b1020;
  --fundo-painel: rgba(20, 27, 48, 0.72);
  --borda: rgba(255, 255, 255, 0.08);
  --texto: #e8ecf7;
  --texto-suave: #9aa3bd;
  --primaria: #6d5efc;
  --primaria-2: #22d3ee;
  --seed: #f5b53d;
  --sucesso: #34d399;
  --perigo: #f87171;
  --sombra: 0 20px 50px rgba(0, 0, 0, 0.45);
}

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--texto);
  background: var(--fundo);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.aurora {
  position: fixed;
  inset: -30% -10% auto -10%;
  height: 70vh;
  background:
    radial-gradient(45% 55% at 20% 20%, rgba(109, 94, 252, 0.45), transparent 60%),
    radial-gradient(40% 50% at 80% 10%, rgba(34, 211, 238, 0.35), transparent 60%),
    radial-gradient(35% 45% at 60% 60%, rgba(245, 181, 61, 0.18), transparent 60%);
  filter: blur(40px);
  z-index: 0;
  pointer-events: none;
}

.container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 24px 24px;
  flex: 1;
}

/* Cabeçalho */
.cabecalho { text-align: center; margin-bottom: 32px; }
.marca { display: flex; align-items: center; justify-content: center; gap: 14px; }
.marca-icone { font-size: 2.2rem; filter: drop-shadow(0 4px 12px rgba(109, 94, 252, 0.6)); }
.cabecalho h1 {
  font-family: 'Sora', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  background: linear-gradient(120deg, #fff 20%, var(--primaria-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}
.subtitulo { margin-top: 10px; color: var(--texto-suave); font-size: 1rem; }
.subtitulo strong { color: var(--seed); }

/* Painel */
.painel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  background: var(--fundo-painel);
  border: 1px solid var(--borda);
  border-radius: 24px;
  padding: 28px;
  backdrop-filter: blur(18px);
  box-shadow: var(--sombra);
}

.rotulo {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--texto-suave);
  margin-bottom: 10px;
}

.entrada-nomes {
  width: 100%;
  min-height: 260px;
  resize: vertical;
  background: rgba(9, 13, 28, 0.7);
  border: 1px solid var(--borda);
  border-radius: 14px;
  padding: 16px;
  color: var(--texto);
  font-family: 'Inter', monospace;
  font-size: 1rem;
  line-height: 1.7;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.entrada-nomes:focus {
  outline: none;
  border-color: var(--primaria);
  box-shadow: 0 0 0 4px rgba(109, 94, 252, 0.18);
}
.entrada-nomes::placeholder { color: #55607d; }

.legenda { display: flex; gap: 10px; margin: 14px 0 18px; flex-wrap: wrap; }
.chip {
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--borda);
  color: var(--texto-suave);
}
.chip-seed { color: var(--seed); border-color: rgba(245, 181, 61, 0.4); }

.acoes { display: flex; gap: 12px; }
.botao {
  border: none;
  border-radius: 12px;
  padding: 14px 20px;
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.botao-primario {
  background: linear-gradient(120deg, var(--primaria), var(--primaria-2));
  color: #fff;
  flex: 1;
  box-shadow: 0 10px 24px rgba(109, 94, 252, 0.4);
}
.botao-primario:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(109, 94, 252, 0.55); }
.botao-secundario {
  background: rgba(255, 255, 255, 0.06);
  color: var(--texto);
  border: 1px solid var(--borda);
}
.botao-secundario:hover { background: rgba(255, 255, 255, 0.12); }
.botao:active { transform: translateY(0); }

.aviso {
  margin-top: 14px;
  min-height: 20px;
  font-size: 0.9rem;
  color: var(--perigo);
}
.aviso.ok { color: var(--sucesso); }

/* Resultado */
.resultado-cabecalho {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
}
.resultado-cabecalho h2 { font-family: 'Sora', sans-serif; font-size: 1.3rem; }
.contador { color: var(--texto-suave); font-size: 0.9rem; }

.resultado {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 6px;
}

.vazio {
  text-align: center;
  color: var(--texto-suave);
  padding: 48px 20px;
  border: 1px dashed var(--borda);
  border-radius: 16px;
}
.vazio-icone { font-size: 2.2rem; display: block; margin-bottom: 10px; opacity: 0.7; }

.dupla {
  background: rgba(9, 13, 28, 0.6);
  border: 1px solid var(--borda);
  border-radius: 16px;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  animation: surgir 0.45s ease both;
}
.dupla-numero {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(120deg, var(--primaria), var(--primaria-2));
  display: grid;
  place-items: center;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
}
.dupla-jogadores { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; flex: 1; }
.jogador {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  font-size: 1.02rem;
}
.jogador.seed { color: var(--seed); }
.jogador .estrela { color: var(--seed); }
.versus { color: var(--texto-suave); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; }

.dupla.sobra { border-style: dashed; opacity: 0.85; }
.dupla.sobra .dupla-numero { background: rgba(255,255,255,0.12); }
.etiqueta-sobra { font-size: 0.75rem; color: var(--texto-suave); }

@keyframes surgir {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Rodapé */
.rodape {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px 16px 32px;
  color: var(--texto-suave);
  font-size: 0.9rem;
}
.rodape-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid var(--borda);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  transition: transform 0.15s, border-color 0.2s, background 0.2s;
}
.rodape-logo:hover { transform: translateY(-2px); border-color: rgba(245, 61, 87, 0.5); background: rgba(255,255,255,0.08); }
.rodape-img {
  height: 26px;
  width: auto;
  display: block;
}

/* ---------- Responsivo ---------- */
@media (max-width: 760px) {
  .painel {
    grid-template-columns: 1fr;
    padding: 20px;
    border-radius: 20px;
    gap: 20px;
  }
  .container { padding: 28px 14px 12px; }
  .resultado { max-height: none; } /* deixa a página rolar, não uma caixa interna */
}

@media (max-width: 480px) {
  .cabecalho { margin-bottom: 22px; }
  .marca { gap: 10px; }
  .marca-icone { font-size: 1.7rem; }
  .subtitulo { font-size: 0.92rem; }

  .painel { padding: 16px; }
  .entrada-nomes { min-height: 200px; font-size: 16px; } /* 16px evita zoom automático no iOS */

  .acoes { flex-direction: column; }
  .botao { width: 100%; justify-content: center; padding: 15px 18px; }

  .dupla { padding: 14px; gap: 12px; }
  .jogador { font-size: 0.98rem; }

  .rodape { flex-direction: column; gap: 8px; padding: 24px 16px 28px; }
}