:root {
  --primary: #4361ee;
  --secondary: #3f37c9;
  --success: #4cc9f0;
  --light: #f8f9fa;
  --dark: #212529;
  --gray: #6c757d;
  --light-gray: #e9ecef;
  --border: #dee2e6;
  --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;
  --promote-color: #ff7f50;
  --count-circle-bg: #e0f7fa;
  --count-circle-border: #00bcd4;
  --count-circle-text: #00798c;
  --background: #f0f2f5;
  --card-bg: white;
  --text-color: var(--dark);
  --input-bg: white;
  --input-border: var(--border);
  --header-bg-start: var(--primary);
  --header-bg-end: var(--secondary);
  --active-student-bg: rgba(67, 97, 238, 0.08);
  --active-student-border: var(--primary);
  --hover-student-bg: var(--light);
  --panel-header-border: var(--border);
  --footer-border: var(--border);
  --modal-bg: white;
  --modal-border: var(--border);
  --modal-shadow: var(--card-shadow);
  --modal-message-color: var(--gray);
  --modal-summary-bg: var(--light-gray);
  --modal-summary-text: var(--dark);
  --emi-row-bg: var(--light);
  --emi-row-border: var(--light-gray);
  --tab-button-color: var(--gray);
  --tab-button-active-color: var(--primary);
  --tab-button-border: var(--border);
  --bulk-list-bg: white;
  --bulk-list-border: var(--border);
  --bulk-list-item-border: var(--light-gray);
  --bulk-list-select-all-border: var(--border);
  --bulk-list-select-all-color: var(--primary);
  --bulk-message-color: var(--gray);
  --bulk-message-strong-color: var(--dark);
  --bulk-confirmation-list-bg: var(--light-gray);
  --bulk-confirmation-list-item-border: var(--border);
  --bulk-confirmation-list-item-color: var(--dark);
  --pending-payment-list-bg: var(--light-gray);
  --pending-payment-list-item-name-color: var(--dark);
  --pending-payment-highlight-color: #e63946;

  /* New PIN Modal Colors */
  --pin-modal-bg: var(--card-bg);
  --pin-modal-border: var(--border);
  --pin-modal-shadow: var(--card-shadow);
  --pin-modal-text: var(--text-color);
  --pin-input-bg: var(--input-bg);
  --pin-input-border: var(--input-border);
  --pin-input-focus-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
  --pin-button-primary-bg: var(--primary);
  --pin-button-primary-hover: var(--secondary);
  --pin-button-outline-border: var(--primary);
  --pin-button-outline-color: var(--primary);
  --pin-button-outline-hover: rgba(67, 97, 238, 0.1);
  --pin-button-danger-bg: #e63946;
  --pin-button-danger-hover: #d00000;
}
html[data-theme="dark"] {
  --primary: #7b92f0;
  --secondary: #6a7edb;
  --success: #66d9ef;
  --light: #343a40;
  --dark: #f8f9fa;
  --gray: #adb5bd;
  --light-gray: #495057;
  --border: #495057;
  --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  --promote-color: #ff9870;
  --count-circle-bg: #2c3e50;
  --count-circle-border: #3498db;
  --count-circle-text: #e0f7fa;
  --background: #212529;
  --card-bg: #2c3e50;
  --text-color: #f8f9fa;
  --input-bg: #343a40;
  --input-border: #495057;
  --header-bg-start: #2c3e50;
  --header-bg-end: #34495e;
  --active-student-bg: rgba(123, 146, 240, 0.15);
  --active-student-border: var(--primary);
  --hover-student-bg: #343a40;
  --panel-header-border: #495057;
  --footer-border: #495057;
  --modal-bg: #2c3e50;
  --modal-border: #495057;
  --modal-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  --modal-message-color: #adb5bd;
  --modal-summary-bg: #343a40;
  --modal-summary-text: #f8f9fa;
  --emi-row-bg: #343a40;
  --emi-row-border: #495057;
  --tab-button-color: #adb5bd;
  --tab-button-active-color: var(--primary);
  --tab-button-border: #495057;
  --bulk-list-bg: #343a40;
  --bulk-list-border: #495057;
  --bulk-list-item-border: #495057;
  --bulk-list-select-all-border: #495057;
  --bulk-list-select-all-color: var(--primary);
  --bulk-message-color: #adb5bd;
  --bulk-message-strong-color: #f8f9fa;
  --bulk-confirmation-list-bg: #343a40;
  --bulk-confirmation-list-item-border: #495057;
  --bulk-confirmation-list-item-color: #f8f9fa;
  --pending-payment-list-bg: #343a40;
  --pending-payment-list-item-border: #495057;
  --pending-payment-list-item-name-color: #f8f9fa;
  --pending-payment-highlight-color: #ff6b6b;

  /* New PIN Modal Colors (Dark Theme) */
  --pin-modal-bg: #2c3e50;
  --pin-modal-border: #495057;
  --pin-modal-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
  --pin-modal-text: #f8f9fa;
  --pin-input-bg: #343a40;
  --pin-input-border: #495057;
  --pin-input-focus-shadow: 0 0 0 3px rgba(123, 146, 240, 0.2);
  --pin-button-primary-bg: #7b92f0;
  --pin-button-primary-hover: #6a7edb;
  --pin-button-outline-border: #7b92f0;
  --pin-button-outline-color: #7b92f0;
  --pin-button-outline-hover: rgba(123, 146, 240, 0.1);
  --pin-button-danger-bg: #ff6b6b;
  --pin-button-danger-hover: #e63946;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
body {
  background-color: var(--background);
  color: var(--text-color);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
}
header {
  background: linear-gradient(
    135deg,
    var(--header-bg-start),
    var(--header-bg-end)
  );
  color: white;
  padding: 1.5rem 2rem;
  box-shadow: var(--card-shadow);
  z-index: 100;
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
  gap: 10px;
  flex-wrap: nowrap;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo i {
  font-size: 2.2rem;
}
.logo h1 {
  font-size: 1.8rem;
  font-weight: 600;
  white-space: nowrap;
}
.class-selector {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.class-selector label {
  font-size: 1.1rem;
  font-weight: 500;
  white-space: nowrap;
}
.class-selector select {
  background: var(--input-bg);
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--primary);
  cursor: pointer;
  min-width: 180px;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  white-space: nowrap;
}
.class-selector select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.3);
}
/* Theme Toggle Switch Styles */
.theme-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
  margin-left: 10px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #5c6bc0;
  -webkit-transition: 0.4s;
  transition: 0.4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  -webkit-transition: 0.4s;
  transition: 0.4s;
  border-radius: 50%;
}

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

input:focus + .slider {
  box-shadow: 0 0 1px var(--primary);
}

input:checked + .slider:before {
  -webkit-transform: translateX(26px);
  -ms-transform: translateX(26px);
  transform: translateX(26px);
}
/* End Theme Toggle Switch Styles */

.main-content {
  display: flex;
  flex: 1;
  padding: 2rem;
  gap: 2rem;
}
.student-list-panel {
  flex: 1;
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.panel-header {
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--panel-header-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: nowrap;
  transition: border-color 0.3s ease;
}
.panel-header h2 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-color);
  white-space: nowrap;
  transition: color 0.3s ease;
}
.panel-header-actions {
  display: flex;
  gap: 5px;
  align-items: center;
  flex-shrink: 0;
}
.student-count-rectangle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  border-radius: 8px;
  background-color: var(--count-circle-bg);
  border: 2px solid var(--count-circle-border);
  color: var(--count-circle-text);
  font-weight: 600;
  font-size: 0.9rem;
  margin: 0 15px;
  flex-shrink: 0;
  transition: background-color 0.3s ease, border-color 0.3s ease,
    color 0.3s ease;
}
.search-box {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--panel-header-border);
  transition: border-color 0.3s ease;
}
.search-container {
  position: relative;
}
.search-container i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray);
  transition: color 0.3s ease;
}
.search-container input {
  width: 100%;
  padding: 12px 15px 12px 45px;
  border: 1px solid var(--input-border);
  border-radius: 8px;
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--input-bg);
  color: var(--text-color);
  padding-right: 50px; /* Added for clear button */
}
.search-container input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}
.clear-search-btn {
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--gray);
  font-size: 1.2rem;
  cursor: pointer;
  transition: color 0.3s ease;
  padding: 5px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.clear-search-btn:hover {
  color: var(--dark);
}
.clear-search-btn.hidden {
  display: none;
}
.student-list {
  flex: 1;
  padding: 0;
  min-height: 100px;
  display: flex;
  flex-direction: column;
}
@media (max-width: 1050px) {
  .student-list {
    overflow-y: auto;
  }
}
.student-list-inner {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.student-item {
  display: flex;
  align-items: center;
  padding: 0.915rem 1.5rem;
  border-bottom: 1px solid var(--panel-header-border);
  cursor: pointer;
  transition: var(--transition);
  box-sizing: border-box;
  height: 5%;
  flex-shrink: 0;
  flex-grow: 0;
  flex-basis: 5%;
}
.student-item:hover {
  background-color: var(--hover-student-bg);
}
.student-item.active {
  background-color: var(--active-student-bg);
  border-left: 4px solid var(--active-student-border);
}
.student-avatar {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--success), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  margin-right: 15px;
  flex-shrink: 0;
}
.student-info {
  flex: 1;
  min-width: 0;
}
.student-name {
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-color);
}
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-top: 1px solid var(--panel-header-border);
  flex-wrap: nowrap;
  min-height: 70px;
  background-color: var(--hover-student-bg);
  transition: border-color 0.3s ease, background-color 0.3s ease;
}
.pagination-controls {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.pagination-btn {
  background: var(--card-bg);
  border: 1px solid var(--input-border);
  color: var(--text-color);
  width: 40px;
  height: 40px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.pagination-btn:hover {
  background: var(--hover-student-bg);
  border-color: var(--gray);
}
.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.pagination-info {
  font-size: 0.95rem;
  color: var(--gray);
  white-space: nowrap;
  flex-shrink: 0;
}
.pagination-info span[contenteditable="true"] {
  border-bottom: 1px dashed var(--primary);
  cursor: text;
  padding: 0 2px;
  min-width: 20px;
  display: inline-block;
  text-align: center;
}
.pagination-info span[contenteditable="true"]:focus {
  outline: none;
  background-color: var(--light-gray);
}
.student-detail-panel {
  flex: 2;
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.photo-section {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-bottom: 1.5px solid var(--panel-header-border);
  background: var(--card-bg);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.photo-container {
  position: relative;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background-color: var(--light-gray);
  overflow: hidden;
  border: 5px solid var(--card-bg);
  box-shadow: var(--card-shadow);
  margin-bottom: 1.5rem;
  transition: background-color 0.3s ease, border-color 0.3s ease,
    box-shadow 0.3s ease;
}
.photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--success), var(--primary));
  color: white;
  font-size: 4rem;
}
.photo-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  -webkit-print-color-adjust: exact;
  color-adjust: exact;
}
.photo-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: nowrap;
}
.upload-btn,
.remove-photo-btn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.upload-btn:hover {
  background: var(--secondary);
}
.remove-photo-btn {
  background: var(--gray);
}
.remove-photo-btn:hover {
  background: #5a6268;
}
.photo-buttons.hidden,
.remove-photo-btn.hidden,
.hide-print {
  display: none !important;
}
.details-section {
  padding: 2rem;
  flex: 1;
  overflow-y: auto;
}
.section-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--panel-header-border);
  color: var(--primary);
  transition: border-color 0.3s ease, color 0.3s ease;
}
.sub-section-title {
  font-size: 1rem;
  font-weight: 600;
  margin: 1rem 0 0.5rem;
  color: var(--text-color);
  grid-column: 1 / -1;
  transition: color 0.3s ease;
}
.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.form-group {
  margin-bottom: 1.2rem;
}
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
  color: var(--text-color);
  font-size: 0.95rem;
  transition: color 0.3s ease;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--input-border);
  border-radius: 8px;
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--input-bg);
  color: var(--text-color);
}
.form-group input:read-only,
.form-group select:read-only,
.form-group textarea:read-only {
  background-color: var(--light-gray);
  cursor: default;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}
.form-group select:disabled {
  background-color: var(--light-gray);
  color: var(--text-color);
  opacity: 1;
  -webkit-text-fill-color: var(--text-color);
  -webkit-opacity: 1;
  cursor: default;
}
.form-row {
  display: flex;
  gap: 1rem;
}
.form-row .form-group {
  flex: 1;
}
.action-buttons {
  display: flex;
  gap: 15px;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--panel-header-border);
  background-color: var(--hover-student-bg);
  flex-wrap: nowrap;
  min-height: 80px;
  align-items: center;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}
.action-buttons.hidden {
  display: none;
}
.btn {
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-primary:hover {
  background: var(--secondary);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: rgba(67, 97, 238, 0.1);
}
.btn-danger {
  background: #e63946;
  color: white;
}
.btn-danger:hover {
  background: #d00000;
}
.btn-promote {
  background: var(--promote-color);
  color: white;
}
.btn-promote:hover {
  background: #e66a3d;
}
.promote-button-container {
  position: absolute;
  top: 2rem;
  right: 2rem;
  z-index: 10;
}
.promote-button-container.hidden {
  display: none;
}
.no-student {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 2rem;
  text-align: center;
  color: var(--gray);
  transition: color 0.3s ease;
}
.no-student i {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  color: var(--light-gray);
  transition: color 0.3s ease;
}
.no-student h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  transition: color 0.3s ease;
}
.no-student p {
  max-width: 400px;
  margin-bottom: 1.5rem;
}
footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--gray);
  font-size: 0.9rem;
  border-top: 1px solid var(--footer-border);
  transition: border-color 0.3s ease, color 0.3s ease;
}
.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 15px 20px;
  border-radius: 8px;
  background: var(--dark);
  color: white;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(-100px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  z-index: 2000;
  max-width: 350px;
  word-wrap: break-word;
  white-space: normal;
  text-align: left;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}
.toast i {
  font-size: 1.2rem;
  flex-shrink: 0;
}
.toast.success {
  background: #2a9d8f;
}
.toast.error {
  background: #e63946;
}
.toast.info {
  background: #4361ee;
}
#scrollToTopBtn {
  height: 50px;
  width: 50px;
  position: fixed;
  bottom: 50px;
  right: 30px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: var(--primary);
  color: white;
  cursor: pointer;
  padding: 15px;
  border-radius: 50%;
  font-size: 1.125rem;
  box-shadow: var(--card-shadow);
  transition: opacity 0.3s, visibility 0.3s, background-color 0.3s ease,
    box-shadow 0.3s ease;
  opacity: 0;
  visibility: hidden;
}
#scrollToTopBtn.show {
  opacity: 1;
  visibility: visible;
}
@media (max-width: 1050px) {
  .main-content {
    flex-direction: column;
    padding: 1.5rem;
  }
  .student-list-panel {
    max-height: calc(100vh - 2rem - 1.5rem - 1.5rem - 1.5rem - 70px - 80px);
    overflow: auto;
  }
}
@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  .class-selector {
    width: 100%;
  }
  .class-selector select {
    width: 100%;
  }
  .form-row {
    flex-direction: column;
    gap: 0;
  }
  .action-buttons {
    flex-direction: column;
    padding: 1rem 1.5rem;
    min-height: auto;
    justify-content: center;
  }
  .panel-header {
    padding: 1rem;
    flex-direction: column;
    align-items: flex-start;
  }
  .panel-header-actions {
    margin-top: 10px;
  }
  .student-count-rectangle {
    margin: 0;
  }
  .search-box {
    padding: 0.8rem 1rem;
  }
  .student-item {
    padding: 0.7rem 1rem;
  }
  .student-avatar {
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
  }
  .student-name {
    font-size: 1.05rem;
  }
  .pagination {
    padding: 1rem;
    min-height: 60px;
  }
  .details-section,
  .photo-section {
    padding: 1.5rem;
  }
  .photo-container {
    width: 150px;
    height: 150px;
  }
  .photo-placeholder {
    font-size: 3rem;
  }
  .upload-btn,
  .remove-photo-btn {
    padding: 8px 15px;
    font-size: 0.9rem;
  }
  .modal-content {
    padding: 1.5rem;
  }
  .modal-title {
    font-size: 1.3rem;
  }
  .modal-message {
    font-size: 0.9rem;
  }
  .student-details-summary {
    padding: 0.8rem;
  }
  .emi-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
    padding: 0.8rem;
  }
  .emi-row .form-group input,
  .emi-row .form-group select,
  .emi-row .form-group textarea {
    padding: 6px 8px;
    font-size: 0.85rem;
  }
  .total-fees-section,
  .remaining-fees-section {
    font-size: 1rem;
  }
  .toast {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: calc(100% - 20px);
    padding: 12px 15px;
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
  }
  .toast i {
    font-size: 1rem;
    margin-top: 2px;
  }
  #scrollToTopBtn {
    bottom: 20px;
    right: 20px;
    padding: 12px;
    font-size: 16px;
  }
}
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}
.modal-content {
  background-color: var(--modal-bg);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--modal-shadow);
  width: 90%;
  max-width: 600px;
  transform: translateY(-20px);
  transition: transform 0.3s ease, background-color 0.3s ease,
    box-shadow 0.3s ease;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}
.modal-overlay.visible .modal-content {
  transform: translateY(0);
}
.modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--modal-border);
  padding-bottom: 0.8rem;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.modal-close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray);
  cursor: pointer;
  transition: color 0.2s ease;
}
.modal-close-btn:hover {
  color: var(--text-color);
}
.modal-message {
  font-size: 1rem;
  color: var(--modal-message-color);
  margin-bottom: 1.5rem;
  transition: color 0.3s ease;
}
.student-details-summary {
  background-color: var(--modal-summary-bg);
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  transition: background-color 0.3s ease;
}
.student-details-summary p {
  margin-bottom: 0.5rem;
  color: var(--modal-summary-text);
  transition: color 0.3s ease;
}
.student-details-summary p:last-child {
  margin-bottom: 0;
}
.student-details-summary strong {
  color: var(--primary);
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 1.5rem;
}
.payment-emi-section {
  margin-top: 1.5rem;
  border-top: 1px solid var(--modal-border);
  padding-top: 1.5rem;
  transition: border-color 0.3s ease;
}
.payment-emi-section h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary);
  transition: color 0.3s ease;
}
.emi-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr); /* Changed to 5 for receipt button */
  gap: 1rem;
  margin-bottom: 1rem;
  padding: 1rem;
  border: 1px solid var(--emi-row-border);
  border-radius: 8px;
  background-color: var(--emi-row-bg);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.emi-row .form-group {
  margin-bottom: 0;
}
.emi-row .form-group label {
  font-size: 0.85rem;
}
.emi-row .form-group input,
.emi-row .form-group select,
.emi-row .form-group textarea {
  padding: 8px 10px;
  font-size: 0.9rem;
}
.total-fees-section {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0.8rem 0;
}
.total-fees-section label {
  margin-bottom: 8px;
}
.remaining-fees-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0 0; /* Combined padding-bottom: 0 */
  margin-top: 1rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-color);
  transition: color 0.3s ease;
}
.remaining-fees-section span {
  color: var(--primary);
}
#paymentDetailsModal .modal-content {
  max-width: 900px;
}
@media (max-width: 900px) {
  .emi-row {
    grid-template-columns: repeat(3, 1fr); /* Changed to 3 for receipt button */
  }
}
@media (max-width: 600px) {
  .emi-row {
    grid-template-columns: 1fr;
  }
}
.print-header {
  display: none;
  padding: 10mm 15mm;
  text-align: center;
  border-bottom: 1px solid #ccc;
  margin-bottom: 5mm;
}
.print-header .school-logo {
  max-height: 60px;
  margin-right: 10px;
  vertical-align: middle;
}
.print-header .school-name {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--dark);
  vertical-align: middle;
}
@media print {
  @page {
    size: A4;
    margin: 5mm;
  }
  body {
    background-color: white;
    -webkit-print-color-adjust: exact;
    color-adjust: exact;
    font-size: 8pt;
  }
  .container {
    display: block;
    max-width: none;
    margin: 0;
    padding: 0;
  }
  header,
  .student-list-panel,
  footer,
  .toast,
  .modal-overlay,
  .action-buttons,
  .photo-buttons,
  .promote-button-container,
  #scrollToTopBtn,
  .theme-switch {
    /* Updated: .theme-toggle-button to .theme-switch */
    display: none !important;
  }
  .print-header {
    display: block !important;
  }
  .student-detail-panel {
    flex: none;
    width: 100%;
    max-width: none;
    box-shadow: none;
    border-radius: 0;
    margin: 0;
    padding: 0;
    position: static;
    overflow: visible;
    height: auto;
    display: block;
    page-break-inside: avoid;
    page-break-after: avoid;
  }
  .photo-section {
    padding: 0;
    margin: 0 auto 2mm;
    border-bottom: none;
    background: none;
    margin-top: 0mm;
  }
  .photo-container {
    width: 100px;
    height: 100px;
    margin: 0 auto 2mm;
    border: 1px solid #ccc;
    box-shadow: none;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .photo-placeholder {
    font-size: 2rem;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .student-class-print {
    display: block;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
    margin-top: 2mm;
    margin-bottom: 5mm;
  }
  .details-section {
    padding: 0.1rem 0.5rem;
    overflow: visible;
  }
  .section-title {
    font-size: 8.5pt;
    margin: 1mm 0;
    padding-bottom: 0.5mm;
  }
  .sub-section-title {
    font-size: 0.8rem;
    margin: 0.5rem 0 0.2rem;
  }
  .details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2mm;
    page-break-inside: avoid;
  }
  .form-group {
    margin-bottom: 0.4rem;
  }
  .form-group label {
    font-size: 0.75rem;
    margin-bottom: 2px;
  }
  .form-group input,
  .form-group select,
  .form-group textarea {
    border: 1px solid #ccc;
    background-color: #f9f9f9;
    padding: 2px 4px;
    font-size: 0.8rem;
    -webkit-print-color-adjust: exact;
    color-adjust: exact;
  }
  .form-group input,
  .form-group textarea {
    background-color: white !important;
  }
  .form-group select:disabled {
    background-color: #f9f9f9 !important;
    color: var(--dark) !important;
    opacity: 1 !important;
    -webkit-text-fill-color: var(--dark) !important;
    -webkit-opacity: 1 !important;
  }
  .photo-container img,
  .photo-placeholder {
    -webkit-print-color-adjust: exact;
    color-adjust: exact;
  }
  .payment-emi-section {
    margin-top: 0.6rem;
    padding-top: 0.6rem;
    border-top: 1px solid #eee;
  }
  .payment-emi-section h4 {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
  }
  .emi-row {
    grid-template-columns: repeat(4, 1fr) !important; /* Adjusted for print */
    gap: 0.3rem;
    margin-bottom: 0.3rem;
    padding: 0.3rem;
    border: 1px solid #eee;
    background-color: #fdfdfd;
  }
  .emi-row .form-group label {
    font-size: 0.7rem;
  }
  .emi-row .form-group input,
  .emi-row .form-group select,
  .emi-row .form-group textarea {
    padding: 2px 4px;
    font-size: 0.75rem;
  }
  .total-fees-section,
  .remaining-fees-section {
    padding: 0.3rem 0;
    font-size: 0.85rem;
  }
  .remaining-fees-section {
    margin-top: 0.3rem;
    font-size: 0.9rem;
  }
  .pending-payment-highlight {
    color: #e63946;
    font-weight: 600;
  }
  .student-detail-panel,
  .details-section,
  .photo-section,
  .payment-emi-section {
    page-break-inside: avoid;
  }
  html[data-theme="dark"] {
    --primary: #4361ee;
    --secondary: #3f37c9;
    --success: #4cc9f0;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --border: #dee2e6;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --promote-color: #ff7f50;
    --count-circle-bg: #e0f7fa;
    --count-circle-border: #00bcd4;
    --count-circle-text: #00798c;
    --background: #f0f2f5;
    --card-bg: white;
    --text-color: var(--dark);
    --input-bg: white;
    --input-border: var(--border);
    --header-bg-start: var(--primary);
    --header-bg-end: var(--secondary);
    --active-student-bg: rgba(67, 97, 238, 0.08);
    --active-student-border: var(--primary);
    --hover-student-bg: var(--light);
    --panel-header-border: var(--border);
    --footer-border: var(--border);
    --modal-bg: white;
    --modal-border: var(--border);
    --modal-shadow: var(--card-shadow);
    --modal-message-color: var(--gray);
    --modal-summary-bg: var(--light-gray);
    --modal-summary-text: var(--dark);
    --emi-row-bg: var(--light);
    --emi-row-border: var(--light-gray);
    --tab-button-color: var(--gray);
    --tab-button-active-color: var(--primary);
    --tab-button-border: var(--border);
    --bulk-list-bg: white;
    --bulk-list-border: var(--border);
    --bulk-list-item-border: var(--light-gray);
    --bulk-list-select-all-border: var(--border);
    --bulk-list-select-all-color: var(--primary);
    --bulk-message-color: var(--gray);
    --bulk-message-strong-color: var(--dark);
    --bulk-confirmation-list-bg: var(--light-gray);
    --bulk-confirmation-list-item-border: var(--border);
    --bulk-confirmation-list-item-color: var(--dark);
    --pending-payment-list-bg: var(--light-gray);
    --pending-payment-list-item-name-color: var(--dark);
    --pending-payment-highlight-color: #e63946;
  }
}
.view-receipt-btn {
  background: var(--light);
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  white-space: nowrap;
  transition: var(--transition);
  height: 38px; /* Combined with .emi-row .form-group textarea */
  justify-content: center;
  width: 100%;
}
.view-receipt-btn:hover {
  background: rgba(67, 97, 238, 0.1);
}
@media print {
  .view-receipt-btn {
    display: none !important;
  }
  .emi-row .form-group:nth-child(5) {
    display: none;
  }
}
.emi-row .form-group textarea {
  min-height: 38px;
  padding: 8px 10px;
}
@media (max-width: 900px) {
  .emi-row .form-group textarea {
    height: auto;
    min-height: 38px;
  }
}
#bulkOperationsModal .modal-content,
#backupRestoreModal .modal-content,
#importDetailsModal .modal-content,
#importReportModal .modal-content {
  max-width: 900px;
}
#bulkConfirmationModal .modal-content,
#pendingPaymentsModal .modal-content {
  max-width: 765px;
}
.bulk-tabs {
  display: flex;
  justify-content: space-around;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--tab-button-border);
  gap: 10px;
  transition: border-color 0.3s ease;
}
.tab-button {
  background: none;
  border: none;
  padding: 10px 15px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--tab-button-color);
  cursor: pointer;
  transition: all 0.3s ease;
  border-bottom: 3px solid transparent;
  flex-grow: 1;
  text-align: center;
}
.tab-button:hover {
  color: var(--primary);
}
.tab-button.active {
  color: var(--tab-button-active-color);
  border-bottom: 3px solid var(--tab-button-active-color);
}
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}
.tab-button.hidden,
.tab-content.hidden {
  display: none !important;
}
.bulk-student-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--bulk-list-border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 1.5rem;
  background-color: var(--bulk-list-bg);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.bulk-student-list .student-selection-item {
  padding: 8px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--bulk-list-item-border);
  transition: border-color 0.3s ease;
}
.bulk-student-list .student-selection-item:last-child {
  border-bottom: none;
}
.bulk-student-list .student-selection-item input[type="checkbox"] {
  margin-right: 10px;
  min-width: 18px;
  min-height: 18px;
}
.bulk-student-list .student-selection-item label {
  font-size: 0.95rem;
  color: var(--text-color);
  flex-grow: 1;
  cursor: pointer;
  transition: color 0.3s ease;
}
.bulk-student-list .select-all-container {
  padding: 8px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--bulk-list-select-all-border);
  margin-bottom: 10px;
  font-weight: 600;
  transition: border-color 0.3s ease;
}
.select-all-container.disabled {
  opacity: 0.5;
  pointer-events: none;
}
.bulk-student-list .select-all-container input[type="checkbox"] {
  margin-right: 10px;
  min-width: 18px;
  min-height: 18px;
}
.bulk-student-list .select-all-container label {
  font-size: 1rem;
  color: var(--bulk-list-select-all-color);
  cursor: pointer;
  transition: color 0.3s ease;
}
.bulk-operation-message {
  margin-bottom: 1rem;
  color: var(--bulk-message-color);
  font-size: 0.95rem;
  transition: color 0.3s ease;
}
.bulk-operation-message strong {
  color: var(--bulk-message-strong-color);
  transition: color 0.3s ease;
}
.bulk-operation-message .pending-payment-highlight {
  color: var(--pending-payment-highlight-color);
  font-weight: 600;
}
.bulk-confirmation-list {
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid var(--bulk-list-border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 1.5rem;
  background-color: var(--bulk-confirmation-list-bg);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.bulk-confirmation-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.bulk-confirmation-list li {
  padding: 5px 0;
  font-size: 0.9rem;
  color: var(--bulk-confirmation-list-item-color);
  border-bottom: 1px dashed var(--bulk-confirmation-list-item-border);
  transition: color 0.3s ease, border-color 0.3s ease;
}
.bulk-confirmation-list li:last-child {
  border-bottom: none;
}
.bulk-confirmation-warning {
  color: var(--pending-payment-highlight-color);
  font-weight: 600;
  margin-top: 1rem;
  margin-bottom: 1rem;
  transition: color 0.3s ease;
}
.bulk-confirmation-warning .view-details-link {
  color: var(--primary);
  text-decoration: underline;
  cursor: pointer;
  margin-left: 10px;
  font-weight: normal;
}
.pending-payments-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--bulk-list-border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 1.5rem;
  background-color: var(--pending-payment-list-bg);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.pending-payments-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.pending-payments-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px dashed var(--pending-payment-list-item-border);
  transition: border-color 0.3s ease;
}
.pending-payments-list li:last-child {
  border-bottom: none;
}
.pending-payments-list .student-name {
  font-weight: 600;
  color: var(--pending-payment-list-item-name-color);
  flex-grow: 1;
  transition: color 0.3s ease;
}
.pending-payments-list .pending-amount {
  color: var(--pending-payment-highlight-color);
  font-weight: 600;
  flex-shrink: 0;
}
.csv-import-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.csv-file-input-container {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--input-border);
  border-radius: 8px;
  padding: 8px 12px;
  background-color: var(--input-bg);
  cursor: pointer;
  transition: var(--transition);
}
.csv-file-input-container:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}
.csv-file-input-container input[type="file"] {
  display: none;
}
.csv-file-input-container .file-name {
  flex-grow: 1;
  color: var(--text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.csv-file-input-container .btn {
  padding: 6px 12px;
  font-size: 0.85rem;
}
.csv-student-list-container {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--bulk-list-border);
  border-radius: 8px;
  padding: 10px;
  background-color: var(--bulk-list-bg);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.csv-student-list-item {
  padding: 8px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--bulk-list-item-border);
  transition: border-color 0.3s ease;
}
.csv-student-list-item:last-child {
  border-bottom: none;
}
.csv-student-list-item input[type="checkbox"] {
  margin-right: 10px;
  min-width: 18px;
  min-height: 18px;
}
.csv-student-list-item label {
  font-size: 0.95rem;
  color: var(--text-color);
  flex-grow: 1;
  cursor: pointer;
  transition: color 0.3s ease;
}
.csv-student-list-item.invalid-entry label {
  color: #e63946;
  font-weight: 600;
}
.csv-import-message {
  margin-top: 1rem;
  color: var(--bulk-message-color);
  font-size: 0.95rem;
}
.csv-import-message .view-details-link {
  color: var(--primary);
  text-decoration: underline;
  cursor: pointer;
  margin-left: 10px;
  font-weight: normal;
}
.import-report-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--bulk-list-border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 1.5rem;
  background-color: var(--bulk-confirmation-list-bg);
}
.import-report-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.import-report-list li {
  padding: 5px 0;
  font-size: 0.9rem;
  color: var(--bulk-confirmation-list-item-color);
  border-bottom: 1px dashed var(--bulk-confirmation-list-item-border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.import-report-list li:last-child {
  border-bottom: none;
}
.import-report-list .report-status {
  font-weight: 600;
  flex-shrink: 0;
  margin-left: 10px;
}
.import-report-list .report-status.success {
  color: #2a9d8f;
}
.import-report-list .report-status.failed {
  color: #e63946;
}
.import-report-list .report-status.skipped {
  color: #ff7f50;
}
.import-report-list .report-reason {
  font-size: 0.8rem;
  color: var(--gray);
  margin-top: 2px;
}
.csv-import-message .view-details-link.hidden {
  display: none !important;
}
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.loading-overlay.visible {
  opacity: 1;
  visibility: visible;
}
.loading-spinner {
  border: 8px solid rgba(255, 255, 255, 0.3);
  border-top: 8px solid var(--primary);
  border-radius: 50%;
  width: 60px;
  height: 60px;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.loading-message {
  color: white;
  font-size: 1.2rem;
  font-weight: 500;
  text-align: center;
  padding: 0 20px;
}

/* Custom Scrollbar for Webkit browsers (Chrome, Safari, Edge) */
.modal-content::-webkit-scrollbar,
.bulk-student-list::-webkit-scrollbar,
.bulk-confirmation-list::-webkit-scrollbar,
.pending-payments-list::-webkit-scrollbar,
.csv-student-list-container::-webkit-scrollbar,
.import-report-list::-webkit-scrollbar {
  width: 8px;
  height: 8px; /* For horizontal scrollbar if needed */
}

.modal-content::-webkit-scrollbar-track,
.bulk-student-list::-webkit-scrollbar-track,
.bulk-confirmation-list::-webkit-scrollbar-track,
.pending-payments-list::-webkit-scrollbar-track,
.csv-student-list-container::-webkit-scrollbar-track,
.import-report-list::-webkit-scrollbar-track {
  background: var(--light-gray); /* Track color */
  border-radius: 10px;
}

.modal-content::-webkit-scrollbar-thumb,
.bulk-student-list::-webkit-scrollbar-thumb,
.bulk-confirmation-list::-webkit-scrollbar-thumb,
.pending-payments-list::-webkit-scrollbar-thumb,
.csv-student-list-container::-webkit-scrollbar-thumb,
.import-report-list::-webkit-scrollbar-thumb {
  background: var(--primary); /* Thumb color */
  border-radius: 10px;
}

.modal-content::-webkit-scrollbar-thumb:hover,
.bulk-student-list::-webkit-scrollbar-thumb:hover,
.bulk-confirmation-list::-webkit-scrollbar-thumb:hover,
.pending-payments-list::-webkit-scrollbar-thumb:hover,
.csv-student-list-container::-webkit-scrollbar-thumb:hover,
.import-report-list::-webkit-scrollbar-thumb:hover {
  background: var(--secondary); /* Thumb color on hover */
}

/* Custom Scrollbar for Firefox */
.modal-content,
.bulk-student-list,
.bulk-confirmation-list,
.pending-payments-list,
.csv-student-list-container,
.import-report-list {
  scrollbar-width: thin; /* "auto" or "none" */
  scrollbar-color: var(--primary) var(--light-gray); /* thumb color track color */
}

/* PIN Modals Specific Styles */
.pin-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1001; /* Higher than other modals */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.pin-modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}
.pin-modal-content {
  background-color: var(--pin-modal-bg);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--pin-modal-shadow);
  width: 90%;
  max-width: 450px;
  transform: translateY(-20px);
  transition: transform 0.3s ease, background-color 0.3s ease,
    box-shadow 0.3s ease;
  color: var(--pin-modal-text);
  text-align: center;
}
.pin-modal-overlay.visible .pin-modal-content {
  transform: translateY(0);
}
.pin-modal-title {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--pin-modal-text);
}
.pin-modal-message {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}
.pin-input-group {
  margin-bottom: 1.5rem;
}
.pin-input-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  font-size: 1rem;
  color: var(--pin-modal-text);
}
.pin-input-group input[type="password"],
.pin-input-group input[type="text"] {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--pin-input-border);
  border-radius: 8px;
  font-size: 1.2rem;
  text-align: center;
  letter-spacing: 2px;
  background-color: var(--pin-input-bg);
  color: var(--pin-modal-text);
  transition: var(--transition);
}
.pin-input-group input[type="password"]:focus,
.pin-input-group input[type="text"]:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--pin-input-focus-shadow);
}
.pin-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 2rem;
}
.pin-actions .btn {
  padding: 10px 20px;
  font-size: 1rem;
}
.pin-actions .btn-primary {
  background: var(--pin-button-primary-bg);
}
.pin-actions .btn-primary:hover {
  background: var(--pin-button-primary-hover);
}
.pin-actions .btn-outline {
  border: 1px solid var(--pin-button-outline-border);
  color: var(--pin-button-outline-color);
}
.pin-actions .btn-outline:hover {
  background: var(--pin-button-outline-hover);
}
.pin-actions .btn-danger {
  background: var(--pin-button-danger-bg);
}
.pin-actions .btn-danger:hover {
  background: var(--pin-button-danger-hover);
}
.secret-question-group {
  margin-bottom: 1.5rem;
  text-align: left;
}
.secret-question-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  font-size: 1rem;
  color: var(--pin-modal-text);
}
.secret-question-group select,
.secret-question-group input[type="text"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--pin-input-border);
  border-radius: 8px;
  font-size: 1rem;
  background-color: var(--pin-input-bg);
  color: var(--pin-modal-text);
  transition: var(--transition);
}
.secret-question-group select:focus,
.secret-question-group input[type="text"]:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--pin-input-focus-shadow);
}
.recovery-options {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  display: flex; /* Added for alignment */
  justify-content: space-between; /* Added for alignment */
  width: 100%; /* Added for alignment */
}
.recovery-options a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}
.recovery-options a:hover {
  text-decoration: underline;
}

/* Custom styles for PIN Setup Modal (Landscape) */
#pinSetupModal .pin-modal-content {
  max-width: 900px; /* Wider for landscape */
  text-align: left;
}

#pinSetupModal .pin-modal-message {
  text-align: center;
}

#pinSetupModal .pin-setup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr; /* Two columns */
  gap: 2rem; /* Space between columns */
}

#pinSetupModal .pin-column,
#pinSetupModal .secret-questions-column {
  display: flex;
  flex-direction: column;
}

#pinSetupModal .secret-questions-column {
  border-left: 1px solid var(--border);
  padding-left: 2rem;
}

#pinSetupModal .pin-actions {
  grid-column: 1 / -1; /* Span across both columns */
  justify-content: center;
}

.recovery-key-display {
  background-color: var(--light-gray);
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1.5rem;
  text-align: center;
  font-weight: bold;
  color: var(--dark);
  word-break: break-all;
}

.recovery-key-display p {
  margin-bottom: 0.5rem;
}

.recovery-key-display span {
  font-family: monospace;
  font-size: 1.1rem;
  color: var(--primary);
}

.recovery-options {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 1.5rem;
}

.recovery-options a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}

.recovery-options a:hover {
  text-decoration: underline;
}