/* GraphCalc Pro WordPress Plugin Styles */

:root {
  --primary: #2563eb;
  --primary-foreground: #ffffff;
  --secondary: #1e293b;
  --secondary-foreground: #f8fafc;
  --background: #ffffff;
  --surface: #f8fafc;
  --accent: #3b82f6;
  --border: #e2e8f0;
  --input: #ffffff;
  --ring: #3b82f6;
  --radius: 0.5rem;
}

.dark {
  --primary: #3b82f6;
  --primary-foreground: #ffffff;
  --secondary: #f8fafc;
  --secondary-foreground: #1e293b;
  --background: #0f172a;
  --surface: #1e293b;
  --accent: #60a5fa;
  --border: #334155;
  --input: #1e293b;
  --ring: #60a5fa;
}

#graphcalc-pro-container {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  background-color: var(--background);
  color: var(--secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.graphcalc-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 400px;
  background-color: var(--surface);
}

.graphcalc-loading p {
  font-size: 16px;
  color: var(--secondary);
  margin: 0;
}

/* Header Styles */
.graphcalc-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 1rem 2rem;
  color: white;
  display: flex;
  align-items: center;
  justify-content: between;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.graphcalc-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.graphcalc-logo-icon {
  width: 2rem;
  height: 2rem;
  background: rgba(255,255,255,0.2);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.graphcalc-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.graphcalc-subtitle {
  font-size: 0.875rem;
  opacity: 0.9;
  margin: 0;
  margin-top: 0.25rem;
}

/* Navigation Tabs */
.graphcalc-nav {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 2rem;
  display: flex;
  gap: 0.5rem;
}

.graphcalc-tab {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: var(--background);
  color: var(--secondary);
  border-radius: 0.375rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.graphcalc-tab:hover {
  background-color: var(--accent);
  color: var(--primary-foreground);
}

.graphcalc-tab.active {
  background-color: var(--primary);
  color: var(--primary-foreground);
  border-color: var(--primary);
}

/* Main Content Area */
.graphcalc-content {
  padding: 1rem;
  min-height: 400px;
}

/* Plot Container */
.graphcalc-plot-container {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

/* Controls Panel */
.graphcalc-controls {
  background: var(--surface);
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.graphcalc-input-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  align-items: center;
}

.graphcalc-input {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  background: var(--input);
  color: var(--secondary);
  font-family: 'Roboto Mono', monospace;
}

.graphcalc-button {
  padding: 0.5rem 1rem;
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: 0.375rem;
  cursor: pointer;
  font-size: 0.875rem;
  transition: all 0.2s;
}

.graphcalc-button:hover {
  opacity: 0.9;
}

.graphcalc-button.secondary {
  background: var(--surface);
  color: var(--secondary);
  border: 1px solid var(--border);
}

/* Footer */
.graphcalc-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 1rem 2rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--secondary);
  opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
  .graphcalc-header {
    padding: 1rem;
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
  
  .graphcalc-nav {
    padding: 0.5rem 1rem;
    flex-wrap: wrap;
  }
  
  .graphcalc-content {
    padding: 0.5rem;
  }
  
  .graphcalc-input-group {
    flex-direction: column;
    align-items: stretch;
  }
  
  .graphcalc-tab {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
  }
}

/* Dark theme */
#graphcalc-pro-container[data-theme="dark"] {
  background-color: var(--background);
  color: var(--secondary-foreground);
}

/* WordPress integration fixes */
#graphcalc-pro-container * {
  box-sizing: border-box;
}

#graphcalc-pro-container p,
#graphcalc-pro-container h1,
#graphcalc-pro-container h2,
#graphcalc-pro-container h3,
#graphcalc-pro-container h4,
#graphcalc-pro-container h5,
#graphcalc-pro-container h6 {
  margin: 0;
  padding: 0;
}

/* Ensure charts render properly in WordPress */
.js-plotly-plot {
  width: 100% !important;
}

/* Loading animation */
@keyframes graphcalc-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.graphcalc-loading::before {
  content: '';
  width: 2rem;
  height: 2rem;
  border: 2px solid var(--border);
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  animation: graphcalc-spin 1s linear infinite;
  margin-right: 0.5rem;
}