Deixe esse CSS responsivo para desktop:
/* Reset e configurações globais */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  color: white;
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

.header-content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.olympic-rings {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out;
}

.ring {
  width: 40px;
  height: 40px;
  border: 4px solid;
  border-radius: 50%;
  animation: ringPulse 2s ease-in-out infinite;
}

.ring-blue { border-color: #0085c3; animation-delay: 0s; }
.ring-yellow { border-color: #ffd700; animation-delay: 0.2s; }
.ring-black { border-color: #000; animation-delay: 0.4s; }
.ring-green { border-color: #00a651; animation-delay: 0.6s; }
.ring-red { border-color: #ee334e; animation-delay: 0.8s; }

.main-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
  animation: fadeInUp 1s ease-out 0.3s both;
}

.subtitle {
  font-size: 1.3rem;
  opacity: 0.9;
  font-weight: 300;
  animation: fadeInUp 1s ease-out 0.6s both;
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 4rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

section {
  margin-bottom: 5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
  animation: fadeInUp 1s ease-out;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 1rem;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.section-description {
  font-size: 1.1rem;
  color: #7f8c8d;
  max-width: 600px;
  margin: 0 auto;
}

/* Grid de países */
.countries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.country-card {
  background: white;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 1s ease-out both;
  animation-delay: calc(var(--index, 0) * 0.1s);
}

.country-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.country-card.podium {
  background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
  border: 2px solid var(--medal-color);
}

.country-card.podium::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--medal-color);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.position {
  background: var(--medal-color, #4A90E2);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 25px;
  font-weight: 600;
  font-size: 1.1rem;
}

.medal-icon {
  font-size: 2rem;
  animation: bounce 2s ease-in-out infinite;
}

.card-content {
  text-align: center;
}

.country-name {
  font-size: 1.8rem;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 0.5rem;
}

.country-code {
  color: #7f8c8d;
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.medal-count {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.medal-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--medal-color, #4A90E2);
  text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.medal-label {
  font-size: 1.1rem;
  color: #7f8c8d;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-decoration {
  position: absolute;
  bottom: -50px;
  right: -50px;
  width: 100px;
  height: 100px;
  background: var(--medal-color, #4A90E2);
  border-radius: 50%;
  opacity: 0.1;
}

/* =================================================== */
/* Estilos para listas de dados genéricas (Consultas 2-5) */
/* =================================================== */

.data-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.data-list-item {
  background: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  animation: fadeInUp 0.5s ease-out both;
}

.data-list-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.item-title {
  font-weight: 500;
  color: #34495e;
}

.item-value {
  font-weight: 600;
  color: #3498db;
}

.data-list-item.special-item {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.data-list-item.special-item .item-title,
.data-list-item.special-item .item-value {
  color: white;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.no-data-message {
  text-align: center;
  color: #7f8c8d;
  font-style: italic;
  padding: 2rem;
  background: #f8f9fa;
  border-radius: 12px;
}

/* Loading */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 0;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(0,0,0,0.1);
  border-top: 4px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 2rem;
}

.loading-text {
  font-size: 1.2rem;
  color: #34495e;
}

/* Error */
.error-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 0;
  text-align: center;
}

.error-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  color: #e74c3c;
}

.error-title {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #34495e;
}

.error-message {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  color: #7f8c8d;
}

.retry-button {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 25px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.retry-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.25);
}

/* Footer */
.footer {
  background: #2c3e50;
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: auto;
}

/* Animações */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ringPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsividade */
@media (max-width: 768px) {
  .main-title {
    font-size: 2.5rem;
  }
  
  .subtitle {
    font-size: 1.1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .countries-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .country-card {
    padding: 1.5rem;
  }
  
  .country-name {
    font-size: 1.5rem;
  }
  
  .medal-number {
    font-size: 2.5rem;
  }
  
  .olympic-rings {
    gap: 5px;
  }
  
  .ring {
    width: 30px;
    height: 30px;
    border-width: 3px;
  }
  
  .main-content {
    padding: 2rem 1rem;
  }
  
  .header {
    padding: 2rem 1rem;
  }
}

@media (max-width: 480px) {
  .main-title {
    font-size: 2rem;
  }
  
  .country-card {
    padding: 1rem;
  }
  
  .medal-number {
    font-size: 2rem;
  }
  
  .data-list-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .item-value {
    font-size: 0.9rem;
  }
}