/* ArUco Card Builder - Shared Styles */

:root {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary-color: #64748b;
  --background: #f8fafc;
  --surface: #ffffff;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 8px;
  --radius-lg: 12px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

/* Header */
.header {
  text-align: center;
  padding: 40px 20px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #7c3aed 100%);
  color: white;
  margin-bottom: 30px;
}

.header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.header p {
  opacity: 0.9;
  font-size: 1.1rem;
}

/* Cards */
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

/* Form Elements */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-group small {
  display: block;
  margin-top: 4px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

select,
input[type="number"],
input[type="text"] {
  width: 100%;
  padding: 12px 16px;
  font-size: 1rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
  transition: border-color 0.2s, box-shadow 0.2s;
}

select:focus,
input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
  padding-right: 44px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

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

.btn-success {
  background: #10b981;
  color: white;
}

.btn-success:hover {
  background: #059669;
}

.btn-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Marker Preview */
.marker-preview {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px;
  background: #f1f5f9;
  border-radius: var(--radius);
  min-height: 300px;
}

.marker-preview svg {
  max-width: 100%;
  height: auto;
  box-shadow: var(--shadow-lg);
}

/* Video Container */
.video-container {
  position: relative;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.video-container video,
.video-container canvas {
  display: block;
  width: 100%;
  height: auto;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* Status Indicator */
.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
}

.status-active {
  background: #dcfce7;
  color: #166534;
}

.status-inactive {
  background: #fee2e2;
  color: #991b1b;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.status-active .status-dot {
  background: #22c55e;
}

.status-inactive .status-dot {
  background: #ef4444;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Detection Info */
.detection-info {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 20px;
  font-family: 'SF Mono', Monaco, 'Courier New', monospace;
  font-size: 0.875rem;
  max-height: 300px;
  overflow-y: auto;
}

.detection-info pre {
  white-space: pre-wrap;
  word-break: break-all;
}

/* Grid Layout */
.grid {
  display: grid;
  gap: 24px;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Navigation */
.nav-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  padding: 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border-color);
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius);
  transition: all 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
  background: rgba(37, 99, 235, 0.1);
}

/* Landing Page Cards */
.feature-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.feature-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 32px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #7c3aed 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  stroke: white;
  fill: none;
}

.feature-card h2 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Print Styles */
@media print {
  body {
    background: white;
  }
  
  .header,
  .nav-links,
  .card:not(.print-area),
  .btn-group,
  .no-print {
    display: none !important;
  }
  
  .print-area {
    box-shadow: none;
    padding: 0;
    margin: 0;
  }
  
  .marker-preview {
    background: white;
    padding: 0;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .header {
    padding: 30px 16px;
  }
  
  .header h1 {
    font-size: 1.5rem;
  }
  
  .container {
    padding: 16px;
  }
  
  .card {
    padding: 16px;
  }
  
  .btn-group {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
}