/* QR Mobile Uploader - Desktop Styles */

:root {
  --primary-color: #4a6ee0;
  --secondary-color: #7c89e8;
  --accent-color: #ff5c5c;
  --background-color: #f6f8ff;
  --text-color: #333;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --border-radius: 8px;
  --transition-speed: 0.3s;
}

body {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
  padding: 20px;
  margin: 0;
}

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

.page-title {
  text-align: center;
  margin-bottom: 30px;
  color: var(--primary-color);
}

.uploader-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.session-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 16px;
  transition: background-color var(--transition-speed);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

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

.btn-danger {
  background-color: var(--accent-color);
}

.btn-danger:hover {
  background-color: #e54040;
}

.qr-section {
  display: flex;
  gap: 30px;
  padding: 20px;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px var(--shadow-color);
  margin-bottom: 20px;
}

.qr-container {
  flex: 0 0 250px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qr-code {
  width: 250px;
  height: 250px;
  border: 1px solid #ddd;
  padding: 10px;
  border-radius: var(--border-radius);
  background-color: white;
  margin-bottom: 10px;
}

.qr-instructions {
  flex: 1;
}

.qr-instructions h3 {
  margin-top: 0;
  color: var(--primary-color);
}

.qr-instructions ol {
  padding-left: 20px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  margin: 10px 0;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #ddd;
}

.status-dot.connected {
  background-color: #4CAF50;
}

/* Images gallery */
.images-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.image-item {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 2px 4px var(--shadow-color);
  background-color: white;
  transition: transform var(--transition-speed);
  height: 220px;
}

.image-item:hover {
  transform: translateY(-5px);
}

.image-item img {
  width: 100%;
  height: calc(100% - 30px);
  object-fit: cover;
}

.image-info {
  padding: 5px 10px;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--text-color);
  font-size: 12px;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  border-top: 1px solid #eee;
}

.image-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 5px;
}

.image-delete {
  background-color: var(--accent-color);
  color: white;
  border: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: bold;
  transition: background-color var(--transition-speed);
}

.image-delete:hover {
  background-color: #e54040;
}

.empty-gallery {
  text-align: center;
  padding: 40px;
  background-color: white;
  border-radius: var(--border-radius);
  color: #999;
}

/* Session info */
.session-info {
  padding: 10px;
  background-color: white;
  border-radius: var(--border-radius);
  margin-bottom: 20px;
  font-size: 14px;
}

/* Loading spinner */
.loader {
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  display: inline-block;
  margin-right: 10px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive tweaks */
@media (max-width: 768px) {
  .qr-section {
    flex-direction: column;
  }
  
  .qr-container {
    width: 100%;
  }
  
  .images-gallery {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
}