/* Main CSS for the Business Performance Analyzer
   Inspired by Olivetti and Alessi Italian minimalist design */

:root {
  --primary-color: #FFFFFF;
  --secondary-color: #F5F5F5;
  --text-color: #333333;
  --accent-color: #007AFF;
  --accent-color-dark: #0056b3;
  --danger-color: #dc3545;
  --success-color: #28a745;
  --spacing: 24px;
  --border-radius: 8px;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* Base styles */
body {
  font-family: 'Lato', 'Roboto', sans-serif;
  color: var(--text-color);
  background-color: var(--primary-color);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
  margin-bottom: var(--spacing);
}

h1 {
  font-size: 2.5rem;
  font-weight: 300;
}

h2 {
  font-size: 2rem;
  margin-top: calc(var(--spacing) * 2);
}

h3 {
  font-size: 1.5rem;
  color: var(--accent-color);
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--accent-color-dark);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing);
}

.header {
  padding: calc(var(--spacing) * 2) 0;
  border-bottom: 1px solid var(--secondary-color);
  margin-bottom: calc(var(--spacing) * 2);
}

.footer {
  padding: calc(var(--spacing) * 2) 0;
  border-top: 1px solid var(--secondary-color);
  margin-top: calc(var(--spacing) * 3);
  text-align: center;
  color: #666;
  font-size: 0.9rem;
}

/* Cards and Panels */
.card {
  background-color: var(--primary-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: var(--spacing);
  margin-bottom: var(--spacing);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.panel {
  background-color: var(--secondary-color);
  border-radius: var(--border-radius);
  padding: var(--spacing);
  margin-bottom: var(--spacing);
}

/* Buttons */
.btn {
  display: inline-block;
  background-color: var(--accent-color);
  color: white;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s ease, transform 0.2s ease;
  text-align: center;
}

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

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
}

.btn-outline:hover {
  background-color: var(--accent-color);
  color: white;
}

.btn-block {
  display: block;
  width: 100%;
}

/* Alerts and messages */
.alert {
  padding: 15px;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing);
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* Utilities */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-accent {
  color: var(--accent-color);
}

.mt-4 {
  margin-top: calc(var(--spacing) * 2);
}

.mb-4 {
  margin-bottom: calc(var(--spacing) * 2);
}

/* Metrics Display */
.metrics-container {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -12px;
}

.metric-card {
  flex: 1 1 calc(50% - 24px);
  margin: 12px;
  padding: 20px;
  background-color: var(--secondary-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  position: relative;
}

@media (min-width: 768px) {
  .metric-card {
    flex: 1 1 calc(33.333% - 24px);
  }
}

.metric-title {
  font-size: 1rem;
  margin-bottom: 8px;
  color: #666;
}

.metric-value {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 10px;
}

.metric-comparison {
  font-size: 0.9rem;
  padding: 4px 8px;
  border-radius: 4px;
  display: inline-block;
}

.better-than-average {
  background-color: rgba(40, 167, 69, 0.1);
  color: #28a745;
}

.worse-than-average {
  background-color: rgba(220, 53, 69, 0.1);
  color: #dc3545;
}

/* Responsive */
@media (max-width: 767px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.7rem;
  }
  
  .card, .panel {
    padding: calc(var(--spacing) / 2);
  }
  
  .container {
    padding: 0 calc(var(--spacing) / 2);
  }
}

/* Navigation */
.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color) !important;
  text-decoration: none;
}

.navbar-nav .nav-link {
  color: var(--text-color);
  transition: color 0.2s;
  margin: 0 0.5rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:active,
.navbar-nav .nav-link:focus {
  color: var(--accent-color);
}

.feather-small {
  width: 18px;
  height: 18px;
  stroke-width: 2px;
  vertical-align: -3px;
}

.dropdown-menu {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  padding: 0.5rem 0;
}

.dropdown-item {
  padding: 0.5rem 1rem;
  color: var(--text-color);
  transition: all 0.2s;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: rgba(0, 122, 255, 0.1);
  color: var(--accent-color);
}

/* Loading indicator */
.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100px;
}

.loading::after {
  content: "";
  width: 30px;
  height: 30px;
  border: 3px solid var(--secondary-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}