/* General Styles */
:root {
  --primary-color: #3498db;
  --secondary-color: #2ecc71;
  --danger-color: #e74c3c;
  --warning-color: #f39c12;
  --dark-color: #2c3e50;
  --light-color: #ecf0f1;
  --gray-color: #95a5a6;
  --white: #ffffff;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --border-radius: 8px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: #f5f7fa;
  color: #333;
  line-height: 1.6;
}

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

/* Header */
.header {
  background-color: var(--dark-color);
  color: var(--white);
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow);
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
}

/* Navigation */
.sidebar {
  width: 250px;
  background-color: var(--white);
  height: calc(100vh - 70px);
  position: fixed;
  box-shadow: var(--shadow);
  padding: 20px 0;
}

.nav-menu {
  list-style: none;
}

.nav-item {
  padding: 12px 20px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.nav-item:hover {
  background-color: var(--light-color);
}

.nav-item.active {
  background-color: var(--primary-color);
  color: white;
}

.nav-item i {
  margin-right: 10px;
  width: 20px;
  text-align: center;
}

/* Main Content */
.main-content {
  margin-left: 250px;
  padding: 20px;
}

/* Business Settings Section */
.business-settings {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 25px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--dark-color);
  border-bottom: 2px solid var(--light-color);
  padding-bottom: 10px;
}

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

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 10px 15px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: border 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-row {
  display: flex;
  gap: 20px;
}

.form-col {
  flex: 1;
}

/* Receipt Template Section */
.receipt-template {
  background-color: #f9f9f9;
  border: 1px dashed #ccc;
  padding: 20px;
  border-radius: var(--border-radius);
  margin-top: 20px;
}

.receipt-preview {
  background-color: white;
  border: 1px solid #eee;
  padding: 20px;
  margin-top: 15px;
  font-family: 'Courier New', monospace;
  white-space: pre-line;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

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

.btn-primary:hover {
  background-color: #2980b9;
}

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

.btn-success:hover {
  background-color: #27ae60;
}

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

.btn-danger:hover {
  background-color: #c0392b;
}

/* Switch/Toggle */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--secondary-color);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .form-row {
    flex-direction: column;
    gap: 0;
  }
}