/* Base styles */
:root {
  --primary-bg: #eef5fd;
  --primary-dark: #0c4160;
  --primary-accent: #f7941d;
  --text-dark: #333333;
  --text-light: #ffffff;
  --text-muted: #6c757d;
  --border-color: #d1d5db;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
}


/* Class badge styling */
.student-class-badge {
  font-size: 0.75rem;
  color: var(--primary-dark);
  font-weight: normal;
  margin-left: 5px;
}


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

html, body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--primary-bg);
  color: var(--text-dark);
  line-height: 1.5;
  height: 100%;
}

.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  max-width: 600px;
  margin: 0 auto;
  padding: var(--spacing-md);
}

/* Header styles */
.app-header {
  position: relative;
  padding: calc(var(--spacing-lg) * 0.3);
  text-align: center;
  margin-bottom: calc(var(--spacing-sm) * 0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: calc(var(--spacing-xl) * 0.3);
}

.school-branding {
  position: static;
  font-weight: bolder;
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-md) * 0.3);
  margin-bottom: calc(var(--spacing-lg) * 0.3);
}

.header-logo {
  height: 50px;
  display: block;
}

.school-name {
  color: var(--primary-accent);
  font-size: 1.2rem;
  font-weight: 700;
  display: block;
  line-height: 25px;
  height: 25px;
}


.app-title {
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1rem;
  margin: 0 auto;
  text-align: center;
  width: 100%;
  margin-bottom: calc(var(--spacing-xl) * 0.4);
}


@media (max-width: 480px) {
  .header-title-container {
    flex-direction: column;
  }
  
  .header-logo {
    margin-right: 0;
    margin-bottom: var(--spacing-sm);
  }
  
  .header-text {
    text-align: center;
  }
}

@media (max-width: 360px) {
  .school-branding {
    justify-content: center;
    margin-bottom: var(--spacing-md);
  }
  
  .app-header {
    padding-top: var(--spacing-sm);
  }
  
  .search-container {
    max-width: 100%; 
  }
}

.student-balance {
  font-weight: 700;
  font-size: 1.25rem;
}

.balance-positive {
  color: #22c55e !important; 
  display: flex;
  align-items: center;
  gap: 5px;
}

.balance-negative {
  color: #ef4444 !important; 
  display: flex;
  align-items: center;
  gap: 5px;
}

.balance-icon {
  font-size: 0.9em;
}

.payment-credit {
  color: #22c55e; 
  font-weight: 600;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

.payment-debit {
  color: #ef4444;
  font-weight: 600;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: 5px;
}
.amount-green {
  color: #2ecc40;
  font-weight: bold;
}
.payment-reversal {
  color: #f59e0b;
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

.transaction-icon {
  font-size: 0.9em;
}

.transaction-icon.credit {
  color: #22c55e;
}

.transaction-icon.debit {
  color: #ef4444;
}


.info-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.info-label i {
  font-size: 0.9em;
}


.payment-transaction {
  display: flex;
  align-items: center;
  gap: 5px;
}

.payment-transaction.credit {
  color: #22c55e;
}

.payment-transaction.debit {
  color: #ef4444;
}

/* Main content */
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

section {
  margin-bottom: var(--spacing-xl);
  width: 100%;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hidden {
  display: none !important;
}

.active {
  display: flex;
}

/* Search section */
#search-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: calc(var(--spacing-xl) * 0.4);
}

.search-container {
  display: flex;
  gap: calc(var(--spacing-sm) * 0.7);
  margin-bottom: calc(var(--spacing-md) * 0.7);
  width: 100%;
  max-width: 90%;
  justify-content: center;
  position: relative;
}

#student-search {
  flex: 1;
  padding: calc(var(--spacing-md) * 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

#student-search:focus {
  outline: none;
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(247, 148, 29, 0.2);
}

#search-button {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-dark);
  color: var(--text-light);
  border: none;
  border-radius: var(--border-radius-md);
  padding: 0 calc(var(--spacing-md) * 0.7);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

#search-button:hover {
  background-color: #0a3550;
}

.search-icon {
  width: 16px;
  height: 16px;
}



#reset-button {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #ef4444;
  color: var(--text-light);
  border: none;
  border-radius: var(--border-radius-md);
  padding: 0 calc(var(--spacing-md) * 0.7);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

#reset-button:hover {
  background-color: #dc2626;
}

.reset-icon {
  width: 16px;
  height: 16px;
}

/* Loading indicator */
#loading-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg) 0;
  width: 100%;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(12, 65, 96, 0.1);
  border-left-color: var(--primary-dark);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: var(--spacing-md);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Results container */
#results-container {
  padding-top: var(--spacing-md);
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

#no-results {
  text-align: center;
  padding: var(--spacing-xl) 0;
  color: var(--text-muted);
}

#student-list {
  list-style: none;
  width: 100%;
}

.student-item {
  background-color: white;
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.student-item:hover {
  background-color: #f8f9fa;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.student-details {
  flex: 1;
}

.student-name {
  font-weight: 600;
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-dark);
}

.student-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.info-label-value {
  display: flex;
  flex-direction: column;
}

.info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.info-value {
  font-size: 0.875rem;
  color: var(--text-dark);
}

.balance-container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.balance-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.student-balance {
  font-weight: 700;
  font-size: 1.25rem;
}

.balance-positive {
  color: #22c55e; 
}

.balance-negative {
  color: #ef4444;
}

/* History section */
.history-header {
  display: flex;
  align-items: center;
  margin-bottom: calc(var(--spacing-md) * 0.6); 
  width: 100%;
}

#back-button {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--spacing-sm) * 0.7); 
  margin-right: calc(var(--spacing-md) * 0.7); 
  border-radius: 50%;
  transition: background-color var(--transition-fast);
}

#back-button:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.back-icon {
  color: var(--primary-dark);
}

#student-name {
  font-size: 1.2rem; 
  font-weight: 600;
  color: var(--primary-dark);
  margin: 0;
}

.student-info {
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: calc(var(--spacing-md) * 0.7);
  margin-bottom: calc(var(--spacing-md) * 0.7); 
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  width: 100%; 
}

.info-item {
  flex: 1;
  min-width: 120px;
}

.info-label {
  display: block;
  font-size: 0.8rem; 
  color: var(--text-muted);
  margin-bottom: calc(var(--spacing-xs) * 0.7);
}

#student-id, #student-balance {
  font-weight: 600;
  font-size: 1rem;
}

#student-balance {
  color: var(--primary-dark);
}

#payment-history {
  list-style: none;
  width: 100%; 
}

.payment-item {
  background-color: white;
  border-radius: var(--border-radius-md);
  margin-bottom: calc(var(--spacing-md) * 0.7);
  padding: calc(var(--spacing-md) * 0.7); 
  box-shadow: var(--shadow-sm);
  width: 100%; 
}

.payment-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: calc(var(--spacing-sm) * 0.7);
}

.payment-date-container, 
.payment-amount-container {
  display: flex;
  flex-direction: column;
}

.payment-date {
  font-size: 0.8rem;
  color: var(--text-dark);
}

.payment-amount {
  font-weight: 700;
  font-size: 1rem;
  margin-top: 2px;
}

.payment-amount.credit {
  color: #22c55e;
}

.payment-amount.debit {
  color: #ef4444; 
}

.payment-divider {
  height: 1px;
  background-color: var(--border-color);
  margin: var(--spacing-md) 0;
  width: 100%;
}

.payment-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: calc(var(--spacing-sm) * 0.7); 
}

.payment-detail-item {
  display: flex;
  flex-direction: column;
  margin-bottom: calc(var(--spacing-xs) * 0.7); 
}

.payment-description, 
.payment-reference, 
.payment-channel,
.payment-transaction {
  font-size: 0.9375rem;
  color: var(--text-dark);
  margin-top: 2px;
}

.payment-balance-container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.payment-balance {
  font-size: 1rem; 
  color: var(--primary-dark);
  font-weight: 600;
  margin-top: 2px;
}


footer {
  text-align: center;
  padding: var(--spacing-lg) 0 var(--spacing-md);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Responsive styles */
@media (min-width: 768px) {
  .app-header h1 {
    font-size: 2.25rem;
  }
  
  .student-item {
    padding: var(--spacing-lg);
  }
  
  #student-name {
    font-size: 1.75rem;
  }
}

/* Spinner animation */
@keyframes spin {
  to { transform: rotate(360deg); }
}


.student-info-row {
  display: flex;
  gap: var(--spacing-md);
  color: var(--text-muted);
  font-size: 0.875rem;
}

.student-class {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.payment-details {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

.payment-channel {
  font-style: italic;
}

.payment-balance {
  font-size: 0.875rem;
  color: var(--primary-dark);
  font-weight: 600;
  margin-top: 2px;
  text-align: right;
}

.institution-selector-container {
  width: 100%;
  max-width: 90%;
  margin-bottom: var(--spacing-lg);
}

.institution-selector {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-size: 1.1rem;
  background-color: white;
  color: var(--text-dark);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1em;
}

.institution-selector:focus {
  outline: none;
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(247, 148, 29, 0.2);
}


.payment-amounts-container {
  display: flex;
  justify-content: space-between;
  margin: var(--spacing-md) 0;
  gap: var(--spacing-md);
}

.payment-amount-item {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.payment-credit {
  color: #22c55e; 
  font-weight: 600;
  font-size: 1.125rem;
}

.payment-debit {
  color: #ef4444;
  font-weight: 600;
  font-size: 1.125rem;
}

.payment-divider {
  height: 1px;
  background-color: var(--border-color);
  margin: var(--spacing-sm) 0;
  width: 100%;
}

.payment-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

@media (max-width: 480px) {
  .payment-details-grid {
    grid-template-columns: 1fr;
  }
  
  .payment-amounts-container {
    flex-direction: column;
  }
}

/* Notification styles */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  max-width: 350px;
  background-color: white;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  overflow: hidden;
  animation: slide-in 0.3s ease;
}

.notification-hiding {
  animation: slide-out 0.3s ease forwards;
}

.notification-content {
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.notification-message {
  flex: 1;
  margin-right: var(--spacing-md);
}

.notification-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-muted);
}

.notification-error {
  border-left: 4px solid #ef4444;
}

.notification-success {
  border-left: 4px solid #22c55e;
}

.notification-info {
  border-left: 4px solid #3b82f6;
}

@keyframes slide-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slide-out {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(100%); opacity: 0; }
}

.student-item {
  margin-bottom: 6px; 
  padding: 8px; 
  border-radius: 4px; 
  min-height: auto; 
}

.student-name {
  font-size: 0.8rem; 
  margin-bottom: 2px; 
  line-height: 1.1; 
}


.student-id-display {
  font-size: 0.65rem; 
  line-height: 1; 
}


.student-balance {
  font-size: 0.8rem; 
}


.student-class-badge {
  font-size: 0.65rem; 
}


.student-details {
  padding-right: 4px; 
}


.balance-icon {
  font-size: 0.7em; 
}


.student-info-row {
  gap: 4px; 
}


#results-container {
  padding-top: 6px; 
}


#student-list {
  margin-top: 4px; 
}


#student-list li:last-child {
  margin-bottom: 0;
}


.payment-amount-container {
  margin: calc(var(--spacing-sm) * 0.5) 0;
  display: flex;
  flex-direction: column;
}


.payment-amounts-container {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-sm) * 0.5);
  margin: calc(var(--spacing-sm) * 0.5) 0;
}

.payment-amount-item {
  display: flex;
  flex-direction: column;
}


.payment-credit {
  color: #22c55e; 
  font-weight: 600;
  font-size: 0.9rem;
}

/* Style for debit */
.payment-debit {
  color: #ef4444; 
  font-weight: 600;
  font-size: 0.9rem;
}


.payment-item-compact {
  background-color: white;
  border-radius: 4px;
  margin-bottom: 8px; 
  padding: 10px; 
  box-shadow: var(--shadow-sm);
  font-size: 13px;
  line-height: 1.6; 
  border-bottom: 1px solid #ccc;
  width: 92%; 
  margin-left: auto;
  margin-right: auto;
}

/* Payment rows */
.payment-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 4px; 
  width: 100%;
}


.payment-header-row {
  justify-content: space-between;
}


.payment-description-row {
  justify-content: flex-start;
}


.payment-cell {
  margin-right: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.payment-description {
  width: 100%;
  white-space: normal; 
  overflow: visible;
}


.payment-row > .payment-cell:last-child {
  margin-right: 0;
}


.payment-divider {
  height: 1px;
  background-color: #e5e7eb;
  width: 100%;
  margin: 5px 0; 
}


.payment-details {
  font-size: 11px;
  color: #555;
}


.payment-transaction {
  font-weight: 600;
}


.payment-credit {
  color: #22c55e;
}

.payment-debit {
  color: #ef4444;
}


.balance-positive {
  color: #22c55e;
}

.balance-negative {
  color: #ef4444;
}


.payment-cell i {
  margin-right: 4px; 
  width: 14px;
  text-align: center;
  color: inherit;
}


#payment-history {
  width: 100%;
  padding: 0 4px; 
}


@media (max-width: 480px) {
  .payment-item-compact {
    width: 94%; 
  }
  
  .payment-header-row {
    flex-direction: column;
  }
  
  .payment-header-row .payment-cell {
    margin-bottom: 3px;
  }
}