/* Modern minimalist CSS for Urban Networks Admin */
:root {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary-color: #64748b;
  --success-color: #059669;
  --error-color: #dc2626;
  --warning-color: #d97706;
  --background: #f8fafc;
  --card-background: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
  --radius: 8px;
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px 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);
}

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

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

/* Login Page Styles */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

.login-card {
  background: var(--card-background);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.login-header p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Dashboard Layout */
.dashboard {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px 1fr;
}

.sidebar {
  background: var(--card-background);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem;
}

.sidebar-header {
  margin-bottom: 2rem;
}

.sidebar-header h1 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
}

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

.sidebar-nav li {
  margin-bottom: 0.5rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.2s;
  gap: 0.75rem;
}

.sidebar-nav a::before {
  content: '';
  width: 18px;
  height: 18px;
  background-color: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  flex-shrink: 0;
}

.sidebar-nav a[href*="index.php"]::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z' fill='currentColor'/%3E%3C/svg%3E");
}

.sidebar-nav a[href*="generate-voucher.php"]::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm-5 14H7v-2h7v2zm3-4H7v-2h10v2zm0-4H7V7h10v2z' fill='currentColor'/%3E%3C/svg%3E");
}

.sidebar-nav a[href*="bulk-generate"]::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20 6h-2.18c.11-.31.18-.65.18-1a2.996 2.996 0 0 0-5.5-1.65l-.5.67-.5-.68C10.96 2.54 10.05 2 9 2 7.34 2 6 3.34 6 5c0 .35.07.69.18 1H4c-1.11 0-1.99.89-1.99 2L2 19c0 1.11.89 2 2 2h16c1.11 0 2-.89 2-2V8c0-1.11-.89-2-2-2zm-5-2c.55 0 1 .45 1 1s-.45 1-1 1-1-.45-1-1 .45-1 1-1zM9 4c.55 0 1 .45 1 1s-.45 1-1 1-1-.45-1-1 .45-1 1-1z' fill='currentColor'/%3E%3C/svg%3E");
}

.sidebar-nav a[href*="vouchers.php"]::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M14 2H6c-1.1 0-1.99.9-1.99 2L4 20c0 1.1.89 2 2 2h12c1.1 0 2-.9 2-2V8l-6-6zm2 16H8v-2h8v2zm0-4H8v-2h8v2zm-3-5V3.5L18.5 9H13z' fill='currentColor'/%3E%3C/svg%3E");
}

.sidebar-nav a[href*="logout.php"]::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M17 7l-1.41 1.41L18.17 11H8v2h10.17l-2.58 2.58L17 17l5-5zM4 5h8V3H4c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h8v-2H4V5z' fill='currentColor'/%3E%3C/svg%3E");
}

/* Payment Type Icons */
.payment-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.payment-icon::before {
  content: '';
  width: 16px;
  height: 16px;
  background-color: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  flex-shrink: 0;
}

.payment-cash::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M7 15h2c0 1.08 1.37 2 3 2s3-.92 3-2c0-1.1-1.04-1.5-3.24-2.03C9.64 12.44 7 11.78 7 9c0-1.79 1.47-3.31 3.5-3.82V3h3v2.18C15.53 5.69 17 7.21 17 9h-2c0-1.08-1.37-2-3-2s-3 .92-3 2c0 1.1 1.04 1.5 3.24 2.03C14.36 11.56 17 12.22 17 15c0 1.79-1.47 3.31-3.5 3.82V21h-3v-2.18C8.47 18.31 7 16.79 7 15z' fill='currentColor'/%3E%3C/svg%3E");
}

.payment-card::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20 4H4c-1.11 0-1.99.89-1.99 2L2 18c0 1.11.89 2 2 2h16c1.11 0 2-.89 2-2V6c0-1.11-.89-2-2-2zm0 14H4v-6h16v6zm0-10H4V6h16v2z' fill='currentColor'/%3E%3C/svg%3E");
}

/* Status Icons */
.status-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.status-icon::before {
  content: '';
  width: 16px;
  height: 16px;
  background-color: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  flex-shrink: 0;
}

.status-used::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z' fill='currentColor'/%3E%3C/svg%3E");
}

.status-available::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z' fill='currentColor'/%3E%3C/svg%3E");
}

.status-synced::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z' fill='currentColor'/%3E%3C/svg%3E");
}

.status-local::before {
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z' fill='currentColor'/%3E%3C/svg%3E");
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: var(--primary-color);
  color: white;
}

.main-content {
  padding: 2rem;
  overflow-y: auto;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--text-secondary);
}

/* Cards */
.card {
  background: var(--card-background);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--card-background);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.875rem;
  transition: border-color 0.2s;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  gap: 0.5rem;
}

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

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

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

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

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

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

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

/* Tables */
.table-container {
  background: var(--card-background);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  background: var(--background);
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

tr:last-child td {
  border-bottom: none;
}

tr:hover {
  background: var(--background);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

.pagination a {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.2s;
}

.pagination a:hover,
.pagination a.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.alert-error {
  background: rgb(254 242 242);
  border: 1px solid rgb(252 165 165);
  color: var(--error-color);
}

.alert-success {
  background: rgb(240 253 244);
  border: 1px solid rgb(134 239 172);
  color: var(--success-color);
}

.alert-warning {
  background: rgb(255 251 235);
  border: 1px solid rgb(252 211 77);
  color: var(--warning-color);
}

/* Responsive */
@media (max-width: 768px) {
  .dashboard {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    display: none;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .main-content {
    padding: 1rem;
  }
  
  .login-card {
    padding: 1.5rem;
  }
}

/* Package Selection */
.package-option {
  display: block;
  margin-bottom: 0.75rem;
  cursor: pointer;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.package-option:hover {
  border-color: var(--primary-color);
  background: rgb(37 99 235 / 0.02);
}

.package-option input[type="radio"]:checked + .package-content {
  color: var(--primary-color);
}

.package-option:has(input[type="radio"]:checked) {
  border-color: var(--primary-color);
  background: rgb(37 99 235 / 0.05);
}

/* Batch Action Buttons */
.batch-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.batch-actions .btn {
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
}

/* Utilities */
.hidden { display: none; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.mb-4 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1rem; }
.flex { display: flex; }
.justify-between { justify-content: space-between; }
.items-center { align-items: center; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }