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

body {
  font-family: system-ui, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-image: url('https://img.freepik.com/free-vector/white-abstract-background_23-2148810113.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

/* Header Styles */
header {
  background-color: #FFD700;
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
  color: #333;
  font-size: 2rem;
  text-transform: uppercase;
}

/* Main Container */
.payment-container {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 2rem;
  flex: 1;
}

/* Payment Buttons */
.payment-buttons {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 2rem;
  margin: 0 auto;
}

.payment-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  padding: 1.5rem;
  border: none;
  border-radius: 10px;
  background-color: white;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  cursor: pointer;
  transition: all 0.2s;
  max-width: 300px;
}

.payment-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 8px rgba(0,0,0,0.15);
}

.payment-btn img {
  width: 50px;
  height: 50px;
  transition: transform 0.2s;
}

.payment-btn:hover img {
  transform: scale(1.1);
}

.payment-btn span {
  font-size: 1.25rem;
  font-weight: bold;
  color: #333;
}

/* Payment Sections */
.payment-section {
  margin-top: 2rem;
  padding: 2rem;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.hidden {
  display: none;
}

/* Search Container */
.search-container {
  max-width: 600px;
  margin: 0 auto;
}

.search-container input {
  width: 100%;
  padding: 1rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  margin-bottom: 1rem;
  transition: all 0.2s;
}

.search-container input:focus {
  border-color: #FFD700;
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

/* Companies Grid */
.companies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.company-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem;
  background-color: #f8f9fa;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.company-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  background-color: white;
}

.company-card img {
  width: 40px;
  height: 40px;
  margin-bottom: 0.5rem;
  transition: transform 0.2s;
}

.company-card:hover img {
  transform: scale(1.1);
}

.company-card span {
  font-weight: 500;
  color: #333;
  margin: 0.5rem 0;
}

.company-card small {
  color: #666;
  font-size: 0.9rem;
}

/* Barcode Section */
.barcode-section {
  max-width: 600px;
  margin: 0 auto;
}

.barcode-info {
  text-align: center;
  margin-bottom: 2rem;
}

.barcode-info img {
  width: 80px;
  height: 80px;
  margin-bottom: 1rem;
}

.barcode-info h2 {
  font-size: 1.5rem;
  color: #333;
  margin-bottom: 0.5rem;
}

.barcode-info p {
  color: #666;
}

.barcode-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.input-group label {
  font-weight: 500;
  color: #333;
}

.input-help {
  color: #666;
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.barcode-input {
  width: 100%;
  padding: 1rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.2s;
}

.barcode-input:focus {
  border-color: #FFD700;
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.barcode-display {
  background-color: #f8f9fa;
  padding: 1rem;
  border-radius: 8px;
  font-family: monospace;
  font-size: 1.1rem;
  color: #333;
  border: 2px solid #ddd;
  letter-spacing: 1px;
  word-break: break-all;
  line-height: 1.5;
  min-height: 3.5rem;
  display: flex;
  align-items: center;
}

.barcode-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

/* Buttons */
.submit-btn, .back-btn, .scan-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s;
}

.submit-btn {
  background-color: #FFD700;
  color: #333;
  flex: 2;
}

.submit-btn:hover {
  background-color: #FFC700;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.back-btn {
  background-color: #f0f0f0;
  color: #333;
  flex: 1;
}

.back-btn:hover {
  background-color: #e0e0e0;
  transform: translateY(-1px);
}

.scan-btn {
  background-color: #4CAF50;
  color: white;
  flex: 1;
}

.scan-btn:hover {
  background-color: #45a049;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.submit-btn img, .back-btn img, .scan-btn img {
  width: 20px;
  height: 20px;
}

.scan-btn img {
  filter: brightness(0) invert(1);
}

/* Client Info Card */
.client-info-card {
  max-width: 600px;
  margin: 0 auto;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  padding: 2rem;
}

.company-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid #f0f0f0;
}

.company-header img {
  width: 80px;
  height: 80px;
  margin-bottom: 1rem;
}

.company-header h2 {
  font-size: 1.5rem;
  color: #333;
  margin-bottom: 0.5rem;
}

.company-header p {
  color: #666;
}

.client-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.client-input {
  width: 100%;
  padding: 1rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.2s;
}

.client-input:focus {
  border-color: #FFD700;
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

/* Footer Styles */
.footer {
  background-color: #333;
  color: white;
  padding: 2rem 0;
  margin-top: auto;
  width: 100%;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-logo img {
  width: 40px;
  height: 40px;
  filter: brightness(0) invert(1);
}

.footer-logo span {
  font-size: 1.5rem;
  font-weight: bold;
  color: #FFD700;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: white;
  text-decoration: none;
  transition: color 0.2s;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #FFD700;
}

.footer-bottom {
  text-align: center;
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  color: #999;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .payment-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .payment-btn {
    width: 100%;
    max-width: 100%;
  }
  
  .payment-container {
    padding: 1rem;
  }
  
  .payment-btn {
    padding: 1rem;
  }
  
  .payment-btn img {
    width: 40px;
    height: 40px;
  }
  
  .payment-btn span {
    font-size: 1rem;
  }
  
  .client-info-card {
    margin: 1rem;
  }
  
  .barcode-actions {
    flex-direction: column;
  }
  
  .submit-btn, .back-btn, .scan-btn {
    width: 100%;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .companies-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    flex-direction: column;
  }
  
  .payment-container {
    padding: 0.5rem;
  }
  
  .client-info-card {
    padding: 1rem;
  }
}