/* Global Styles */
:root {
  --primary-color: #232f3e;
  --secondary-color: #ff9900;
  --accent-color: #37475a;
  --success-color: #28a745;
  --info-color: #17a2b8;
}

body {
  background-color: #f8f9fa;
}

/* Navigation Bar */
#navigation-bar {
  background-color: var(--primary-color);
  padding: 0.5rem 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#logo-title p {
  color: white;
  font-size: 1.5rem;
  margin: 0;
  line-height: 42px;
  padding-left: 0.5rem;
}

#logo {
  padding-right: 0;
}

#nav-links a {
  color: var(--secondary-color);
  font-style: italic;
  text-decoration: none;
  line-height: 42px;
}

#nav-links a:hover {
  color: #ffb84d;
}

/* Cards */
.card {
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  border: none;
  margin-bottom: 1.5rem;
}

.card-header {
  background-color: var(--primary-color);
  color: white;
  border-bottom: none;
}

/* Instance and Volume card headers */
.instance-price-card .card-header,
.volume-price-card .card-header {
  background-color: #0f606015 !important;
  border-bottom: 1px solid #00000020;
  color: var(--primary-color);
}

.bg-light.card-header {
  background-color: #f8f9fa !important;
  color: var(--primary-color);
  border-bottom: 1px solid rgba(0,0,0,0.125);
}

/* Hide number input spinners */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  appearance: textfield;
  -webkit-appearance: textfield;
  -moz-appearance: textfield;
}

/* Form Elements */
.form-control:focus, .custom-select:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn-success {
  background-color: var(--success-color);
  border-color: var(--success-color);
}

.btn-success:hover {
  background-color: #218838;
  border-color: #1e7e34;
}

/* Price Cards */
.pricing-card-title {
  color: var(--primary-color);
  font-size: 2rem;
}

/* Price Change Badge */
.price-change-indicator {
  font-size: 0.75rem;
  padding: 0.15rem 0.35rem;
  border-radius: 0.2rem;
  margin-left: 0.25rem;
  position: relative;
  top: -0.5rem;
  display: inline-block;
  line-height: 1;
}

.price-change-indicator.up {
  background-color: #dc3545;
  color: white;
}

.price-change-indicator.down {
  background-color: #28a745;
  color: white;
}

/* Comparison Table */
.table {
  margin-bottom: 0;
}

.table th {
  background-color: #f8f9fa;
  border-top: none;
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: rgba(0,0,0,.02);
}

/* Collapsible Sections */
.btn-link {
  text-decoration: none;
  width: 100%;
  text-align: left;
  padding: 0;
}

.btn-link:hover {
  text-decoration: none;
}

.btn-link i {
  transition: transform 0.2s;
}

.collapsed .btn-link i {
  transform: rotate(-90deg);
}

/* Loading State */
.b-spinner {
  margin-right: 0.5rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  #logo-title p {
    font-size: 1.25rem;
  }
  
  .pricing-card-title {
    font-size: 1.5rem;
  }
  
  .card-body {
    padding: 1rem;
  }
}

/* Vue Cloak */
[v-cloak] {
  display: none;
}

/* Form Validation */
.was-validated .form-control:valid, .form-control.is-valid {
  border-color: var(--success-color);
}

.was-validated .form-control:invalid, .form-control.is-invalid {
  border-color: #dc3545;
}

/* Instance Comparison */
.comparison-badge {
  font-size: 0.875rem;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  background-color: var(--info-color);
  color: white;
  margin-left: 0.5rem;
}

/* Footer */
footer {
  border-top: 1px solid rgba(0,0,0,0.1);
  padding-top: 1rem;
}

footer a {
  color: var(--accent-color);
}

footer a:hover {
  color: var(--primary-color);
  text-decoration: none;
}