:root {
  --primary-color: #0c0c24;
  --secondary-color: #2d1a62;
  --dark-color: #2d3436;
  --light-color: #f5f6fa;
  --success-color: #00b894;
  --error-color: #d63031;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: var(--primary-color);
  color: var(--dark-color);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  animation: fadeIn 1s ease-out 0.7s forwards;
  opacity: 0;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.container {
  width: 100%;
  max-width: 600px;
}

.converter-card {
  background-color: var(--secondary-color);
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  padding: 30px;
  transition: all 0.3s ease;
  animation: zoomOut 3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  opacity: 0; /* Start invisible */
}

.converter-card:hover {
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

@keyframes zoomOut {
  from {
    transform: scale(1.2);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

h1 {
  color: var(--light-color);
  text-align: center;
  margin-bottom: 30px;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.input-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 25px;
}

.amount-group,
.currency-group {
  flex: 1;
  min-width: 120px;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--light-color);
}

input,
select {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.3s;
  background-color: white;
}

input:focus,
select:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

input {
  font-weight: bold;
}

.swap-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  align-self: flex-end;
  margin-bottom: 30px;
}

.swap-btn:hover {
  transform: rotate(180deg);
}

.swap-btn i {
  font-size: 20px;
}

.result-group {
  background-color: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 25px;
  text-align: center;
}

.result-amount {
  font-size: 32px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 5px;
}

.rate-info {
  color: var(--dark-color);
  font-size: 14px;
}

.convert-btn {
  width: 100%;
  padding: 15px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  margin-bottom: 15px;
}

.convert-btn:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
}

.last-updated {
  text-align: center;
  color: var(--light-color);
  font-size: 12px;
}

/* Responsive adjustments */
@media (max-width: 600px) {
  .converter-card {
    padding: 20px;
  }

  .input-group {
    flex-direction: column;
  }

  .swap-btn {
    align-self: center;
    transform: rotate(90deg);
    margin: 10px 0;
  }

  .swap-btn:hover {
    transform: rotate(270deg);
  }
}