/* Minimalist UI with matte colors */
:root {
  --primary: #536dfe;
  --primary-dark: #3f51b5;
  --secondary: #78909c;
  --success: #66bb6a;
  --danger: #ef5350;
  --warning: #ffb74d;
  --info: #4fc3f7;
  --light: #f5f5f5;
  --dark: #37474f;
  --gray: #90a4ae;
  --gray-light: #eceff1;
  --gray-dark: #546e7a;
  --body-bg: #f9fafb;
  --card-bg: #ffffff;
  --text: #455a64;
  --text-muted: #78909c;
}

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 0.875rem;
  background-color: var(--body-bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  padding-bottom: 40px;
}

/* Navbar styling */
.navbar {
  box-shadow: none;
  border-bottom: 1px solid var(--gray-light);
  background-color: var(--primary) !important;
  padding: 0.5rem 1rem;
}

.navbar-brand {
  font-weight: 700;
  color: white !important;
}

/* Remove shadows and rounded corners for flat design */
.card {
  border-radius: 4px;
  border: 1px solid var(--gray-light);
  box-shadow: none;
  margin-bottom: 1rem;
}

.card-header {
  background-color: var(--gray-light);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--gray-light);
}

.btn {
  border-radius: 3px;
  font-weight: 500;
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  box-shadow: none !important;
  border: none;
}

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

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

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

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

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

.badge {
  font-weight: 500;
  padding: 0.25em 0.5em;
  border-radius: 3px;
}

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

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

.badge-secondary {
  background-color: var(--secondary);
  color: var(--dark);
}

/* Table styling */
.table {
  font-size: 0.8125rem;
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.table td, .table th {
  padding: 0.5rem;
  vertical-align: middle;
  border-top: 1px solid var(--gray-light);
}

/* Fixed checkbox alignment */
.checkbox-column {
  width: 30px !important;
  text-align: center !important;
  padding: 0.5rem 0.3rem !important;
  vertical-align: middle !important;
  box-sizing: border-box !important;
  /* Hide by default */
  display: none;
}

/* Adjust checkbox input positioning */
.checkbox-column .form-check {
  margin: 0 !important;
  padding: 0 !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  height: 100% !important;
  position: relative !important;
}

.checkbox-column .form-check-input {
  margin: 0 !important;
  padding: 0 !important;
  position: relative !important;
  vertical-align: middle !important;
  top: 0 !important;
  left: 0 !important;
}

/* Reset bootstrap's default checkbox positioning */
.form-check-input[type="checkbox"] {
  margin-top: 0 !important;
  position: static !important;  
}

.table thead .checkbox-column {
  vertical-align: middle !important;
}

.table-sm td, .table-sm th {
  padding: 0.3rem;
}

.thead-dark th {
  background-color: var(--dark) !important;
  border-color: var(--dark) !important;
  color: #fff;
}

.table thead th {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: var(--dark);
  font-weight: 600;
}

/* Compact form controls */
.form-control {
  font-size: 0.8125rem;
  border-radius: 3px;
  padding: 0.375rem 0.75rem;
  border: 1px solid #ddd;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(83, 109, 254, 0.15);
}

/* Header styling */
.page-header {
  background-color: white;
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* Custom accent elements */
.accent-line {
  width: 50px;
  height: 3px;
  background-color: var(--primary);
  margin: 1rem 0;
}

/* Login page styling */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 2rem 0;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background-color: var(--card-bg);
  border: 1px solid var(--gray-light);
  border-radius: 4px;
  padding: 2rem;
  text-align: center;
}

.login-logo {
  margin-bottom: 2rem;
}

/* Responsive table */
@media (max-width: 768px) {
  .table-responsive {
    border-radius: 10px;
    overflow-x: auto;
  }
}

/* Pagination */
.pagination {
  margin: 1rem 0;
}

.pagination .page-link {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--primary);
}

/* Stats cards */
.stats-card {
  height: 100%;
  background-color: var(--card-bg);
  padding: 1rem;
  border-radius: 4px;
  border: 1px solid var(--gray-light);
}

/* Checkbox styling */
.checkbox-column {
  width: 30px !important;
  padding-left: 10px !important;
}

/* Bulk actions bar */
.bulk-actions-bar {
  background-color: var(--gray-light);
  border: none;
  padding: 0.75rem 1rem;
  border-radius: 3px;
  display: none; /* Hide by default */
  margin-bottom: 1rem;
  transition: all 0.3s ease;
}

.bulk-actions-bar.active {
  display: flex;
}

/* Select mode styling */
.checkbox-column {
  width: 30px !important;
  text-align: center !important;
  padding: 0.5rem 0.3rem !important;
  vertical-align: middle !important;
  box-sizing: border-box !important;
  /* Hide by default */
  display: none;
}

/* Show checkboxes when in select mode */
table.select-mode .checkbox-column {
  display: table-cell;
}

.form-check-input {
  margin-top: 0.2rem;
}

/* Inline end date editor styles */
.end-date-cell {
  position: relative;
}

.end-date-display {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 3px;
  border-radius: 3px;
}

.end-date-display:hover {
  background-color: var(--gray-light);
}

.end-date-display:hover .edit-icon {
  opacity: 1;
}

.edit-icon {
  opacity: 0.3;
  transition: opacity 0.2s;
  margin-left: 5px;
}

.end-date-form {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1000;
  background: white;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 12px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  min-width: 220px;
}

.end-date-form.active {
  display: block;
}

/* Month increment/decrement styles */
.month-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.month-display {
  font-weight: 600;
  text-align: center;
  flex-grow: 1;
  padding: 5px 0;
}

.btn-month {
  padding: 2px 8px;
  font-size: 14px;
  line-height: 1;
}

/* Inline editor styles - common for all inline editors */
.end-date-cell,
.amount-cell,
.payment-date-cell {
  position: relative;
}

.end-date-display,
.amount-display,
.payment-date-display {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 3px;
  border-radius: 3px;
}

.end-date-display:hover,
.amount-display:hover,
.payment-date-display:hover {
  background-color: var(--gray-light);
}

.end-date-display:hover .edit-icon,
.amount-display:hover .edit-icon,
.payment-date-display:hover .edit-icon {
  opacity: 1;
}

.edit-icon {
  opacity: 0.3;
  transition: opacity 0.2s;
  margin-left: 5px;
}

.end-date-form,
.amount-form,
.payment-date-form {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1000;
  background: white;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 12px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  min-width: 180px;
}

.end-date-form.active,
.amount-form.active,
.payment-date-form.active {
  display: block;
}

/* Month increment/decrement styles */
.month-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.month-display {
  font-weight: 600;
  text-align: center;
  flex-grow: 1;
  padding: 5px 0;
}

.btn-month {
  padding: 2px 8px;
  font-size: 14px;
  line-height: 1;
}

/* Batch payment date update styles */
#batch-payment-date-form {
  display: none;
  background-color: white;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 15px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  margin-bottom: 15px;
  transition: all 0.3s ease;
}

#batch-payment-date-form.active {
  display: block;
}

.batch-action-buttons {
  margin-bottom: 10px;
}