body {
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #1045aa 0%, #082f82 100%);
  margin: 0;
  color: #fff;
}

.topo {
  text-align: center;
  padding: 15px 20px 35px;
}

.topo h1 {
  margin: 0;
  font-size: 48px;
  font-weight: 800;
}

.menu a {
  color: white;
  text-decoration: none;
  margin: 0 18px;
  font-weight: bold;
}

.container {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
}

.card {
  background: #fff;
  color: #222;
  border-radius: 16px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 8px 30px rgba(0,0,0,.15);
}

.hero {
  background: linear-gradient(90deg, #18a9e6 0%, #22c55e 100%);
  border-radius: 20px;
  padding: 45px;
  color: #fff;
  margin-bottom: 25px;
}

.hero h2 {
  font-size: 30px;
}

.countdown-card {
  padding: 35px 30px 45px;
}

.countdown-title {
  text-align: center;
  font-size: 32px;
  margin: 0 0 35px;
  color: #111827;
}

.countdown-grid {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr 1px 1fr;
  align-items: center;
}

.countdown-box {
  text-align: center;
}

.countdown-number {
  font-size: 110px;
  line-height: 1;
  font-weight: 900;
  color: #1454d1;
}

.countdown-label {
  margin-top: 10px;
  font-size: 28px;
  font-weight: 900;
  color: #1454d1;
}

.countdown-divider {
  width: 1px;
  height: 160px;
  background: #cbd5e1;
}

.countdown-date {
  text-align: center;
  margin-top: 35px;
  font-size: 30px;
  font-weight: 800;
}

.countdown-date span {
  background: #1454d1;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
}

.ganhador {
  border-left: 6px solid #22c55e;
  padding: 14px;
  margin-bottom: 12px;
  background: #f8fafc;
  border-radius: 10px;
}

.btn {
  background: #22c55e;
  color: white;
  border: none;
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: bold;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

input, select {
  width: 100%;
  box-sizing: border-box;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 10px;
  margin-top: 8px;
  margin-bottom: 14px;
}

label {
  font-weight: bold;
  color: #333;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  color: #222;
}

th, td {
  border: 1px solid #ddd;
  padding: 10px;
  font-size: 14px;
}

th {
  background: #0b57d0;
  color: white;
}

.notice {
  padding: 12px;
  border-radius: 10px;
  margin-top: 10px;
}

.success {
  background: #dcfce7;
  color: #166534;
}

.error {
  background: #fee2e2;
  color: #991b1b;
}

@media (max-width: 900px) {
  .countdown-grid {
    grid-template-columns: 1fr 1fr;
    gap: 25px;
  }

  .countdown-divider {
    display: none;
  }

  .countdown-number {
    font-size: 70px;
  }

  .countdown-label {
    font-size: 20px;
  }

  .countdown-date {
    font-size: 22px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}
.logo-topo {
  max-width: 420px;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 12px;
}