/* Main Styles */
:root {
  --primary-color: #0052CC;
  --secondary-color: #00B8D9;
  --accent-color: #36B37E;
  --warning-color: #FF8B00;
  --danger-color: #FF5630;
  --text-color: #172B4D;
  --light-text: #6B778C;
  --background-color: #F4F5F7;
  --card-background: #FFFFFF;
  --border-color: #DFE1E6;
  --hover-color: #EBECF0;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
  padding: 0;
  margin: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

header {
  background-color: var(--primary-color);
  color: white;
  padding: 30px 0;
  margin-bottom: 30px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  font-weight: 600;
}

h2 {
  font-size: 2rem;
  margin: 30px 0 20px;
  color: var(--primary-color);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 10px;
}

h3 {
  font-size: 1.5rem;
  margin: 25px 0 15px;
  color: var(--secondary-color);
}

h4 {
  font-size: 1.2rem;
  margin: 20px 0 10px;
  color: var(--text-color);
}

p {
  margin-bottom: 15px;
}

.subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0;
}

/* Card Styles */
.card {
  background-color: var(--card-background);
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 25px;
  margin-bottom: 30px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.card-title {
  font-size: 1.4rem;
  margin-bottom: 15px;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-subtitle {
  font-size: 1rem;
  color: var(--light-text);
  margin-bottom: 15px;
}

/* Grid Layout */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
  margin-bottom: 30px;
}

/* Table Styles */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 30px;
  background-color: var(--card-background);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

thead {
  background-color: var(--primary-color);
  color: white;
}

th, td {
  padding: 12px 15px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
  background-color: var(--hover-color);
}

/* Chart Containers */
.chart-container {
  background-color: var(--card-background);
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 20px;
  margin-bottom: 30px;
  height: 400px;
}

.chart-title {
  font-size: 1.2rem;
  margin-bottom: 15px;
  color: var(--primary-color);
  text-align: center;
}

/* Badges and Labels */
.badge {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-right: 5px;
  margin-bottom: 5px;
}

.badge-primary {
  background-color: var(--primary-color);
  color: white;
}

.badge-secondary {
  background-color: var(--secondary-color);
  color: white;
}

.badge-success {
  background-color: var(--accent-color);
  color: white;
}

.badge-warning {
  background-color: var(--warning-color);
  color: white;
}

.badge-danger {
  background-color: var(--danger-color);
  color: white;
}

/* Feature Comparison */
.feature-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 30px;
}

.feature-table th, .feature-table td {
  padding: 12px 15px;
  text-align: center;
  border: 1px solid var(--border-color);
}

.feature-table th:first-child, .feature-table td:first-child {
  text-align: left;
  font-weight: 600;
}

.feature-table thead th {
  background-color: var(--primary-color);
  color: white;
  position: sticky;
  top: 0;
}

.feature-table tbody tr:nth-child(even) {
  background-color: var(--hover-color);
}

/* Icons */
.icon-check {
  color: var(--accent-color);
  font-size: 1.2rem;
}

.icon-times {
  color: var(--danger-color);
  font-size: 1.2rem;
}

/* Rating Stars */
.rating {
  display: inline-flex;
  align-items: center;
}

.stars {
  display: inline-flex;
  margin-right: 5px;
}

.star {
  color: #FFD700;
  font-size: 1.2rem;
}

.star-empty {
  color: #DFE1E6;
  font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }
  
  .chart-container {
    height: 300px;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.7rem;
  }
  
  h3 {
    font-size: 1.3rem;
  }
  
  .feature-table {
    display: block;
    overflow-x: auto;
  }
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: white;
  padding: 20px 0;
  margin-top: 50px;
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }
.p-5 { padding: 3rem; }

/* Tooltip */
.tooltip {
  position: relative;
  display: inline-block;
  cursor: pointer;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 200px;
  background-color: #333;
  color: #fff;
  text-align: center;
  border-radius: 6px;
  padding: 5px;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -100px;
  opacity: 0;
  transition: opacity 0.3s;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}

/* Tabs */
.tabs {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.tab-button {
  padding: 10px 20px;
  background-color: transparent;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  color: var(--light-text);
  transition: all 0.3s ease;
}

.tab-button.active {
  color: var(--primary-color);
  border-bottom: 2px solid var(--primary-color);
}

.tab-button:hover {
  color: var(--primary-color);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Highlight Box */
.highlight-box {
  background-color: rgba(0, 82, 204, 0.1);
  border-left: 4px solid var(--primary-color);
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 0 4px 4px 0;
}

.highlight-box.warning {
  background-color: rgba(255, 139, 0, 0.1);
  border-left-color: var(--warning-color);
}

.highlight-box.success {
  background-color: rgba(54, 179, 126, 0.1);
  border-left-color: var(--accent-color);
}

/* Flex Utilities */
.d-flex {
  display: flex;
}

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

.justify-content-between {
  justify-content: space-between;
}

.align-items-center {
  align-items: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fade-in {
  animation: fadeIn 0.5s ease-in;
}