/* Estilos personalizados para el sistema */
:root {
  /* Colores principales basados en el logo NTC */
  --primary-color: #0056b3;      /* Azul principal más oscuro */
  --primary-light: #2d7dd2;      /* Azul más claro para hover */
  --secondary-color: #ffc107;    /* Amarillo del logo */
  --secondary-dark: #e6ac00;     /* Amarillo oscuro para hover */
  --accent-color: #e63946;       /* Rojo para acentos */
  --danger-color: #d62828;       /* Rojo más oscuro para errores */
  --success-color: #38b000;      /* Verde para éxito */
  --warning-color: #ff9505;      /* Naranja para advertencias */
  --light-color: #f8f9fa;        /* Fondo claro */
  --light-gray: #e9ecef;         /* Gris claro para fondos */
  --medium-gray: #6c757d;        /* Gris medio para texto secundario */
  --dark-color: #212529;         /* Color de texto oscuro */
  --dark-blue: #003366;          /* Azul marino oscuro */
  --white: #ffffff;              /* Blanco puro */
  --black: #000000;              /* Negro puro */
  
  /* Sombras y bordes */
  --border-radius: 0.5rem;
  --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --box-shadow-hover: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --border-radius: 0.5rem;
  --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

/* Password toggle button styles */
.toggle-password {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: 0;
    transition: all 0.2s ease;
    color: #6c757d;
    background-color: #f8f9fa;
    border-color: #dee2e6;
}

.toggle-password:hover {
    background-color: #e9ecef;
    color: #495057;
}

.toggle-password:focus {
    box-shadow: none;
    outline: none;
}

/* Ensure the input group has proper border radius */
.input-group .form-control:not(:last-child) {
    border-top-right-radius: 0.25rem;
    border-bottom-right-radius: 0.25rem;
}

.input-group .toggle-password {
    border-top-right-radius: 0.25rem;
    border-bottom-right-radius: 0.25rem;
}

/* Estilos base */
body {
  font-family: 'Nunito', sans-serif;
  line-height: 1.6;
  color: var(--dark-color);
  background-color: #f5f7fa;
  min-height: 100vh;
  transition: all 0.3s;
}

/* Navbar */
.navbar {
  background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 0.5rem 2rem;
  transition: all 0.3s ease;
  z-index: 1030;
}

/* Navbar brand/logo */
.navbar-brand {
  font-weight: 700;
  color: var(--white) !important;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  transition: all 0.3s ease;
}

.navbar-brand img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: all 0.3s ease;
}

.navbar-brand:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

/* Navigation links */
.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500;
  padding: 0.75rem 1.25rem;
  margin: 0 0.25rem;
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  position: relative;
  font-size: 0.95rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
  color: var(--white) !important;
  background-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.navbar-nav .nav-link.active {
  color: var(--white) !important;
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.2);
}

/* Dropdown menu in navbar */
.navbar .dropdown-menu {
  border: none;
  border-radius: var(--border-radius);
  padding: 0.5rem 0;
  margin-top: 0.5rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  background-color: var(--white);
}

.navbar .dropdown-item {
  color: var(--dark-color);
  padding: 0.5rem 1.5rem;
  transition: all 0.2s ease;
}

.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus {
  background-color: var(--primary-color);
  color: var(--white);
  transform: translateX(5px);
}

/* Toggle button for mobile */
.navbar-toggler {
  border: none;
  padding: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
}

.navbar-toggler:focus {
  box-shadow: none;
  outline: none;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* User menu */
.navbar .dropdown-toggle::after {
  display: none;
}

/* Search form in navbar */
.navbar .form-control {
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  min-width: 250px;
}

.navbar .form-control::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.navbar .form-control:focus {
  background-color: rgba(255, 255, 255, 0.15);
  color: white;
  box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Badges in navbar */
.navbar .badge {
  position: absolute;
  top: 5px;
  right: 5px;
  font-size: 0.6rem;
  padding: 0.25rem 0.4rem;
  min-width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border: none;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease-out forwards;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  opacity: 0.8;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-hover);
}

.card:hover::before {
  transform: scaleX(1);
}

.card-header {
  background-color: var(--white);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: 1rem 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.card-header i {
  font-size: 1.25rem;
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  background-color: var(--white);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  padding: 1rem 1.5rem;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Staggered animation for multiple cards */
.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }

.card-header {
  background-color: rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding: 1rem 1.25rem;
  font-weight: 600;
}

.card-body {
  padding: 1.5rem;
}

/* Buttons */
.btn {
  border-radius: var(--border-radius);
  padding: 0.5rem 1.25rem;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border-width: 2px;
  letter-spacing: 0.3px;
}

/* Primary Button */
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
  box-shadow: 0 2px 5px rgba(0, 86, 179, 0.3);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-light);
  border-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 86, 179, 0.4);
}

/* Secondary Button */
.btn-secondary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--dark-color);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: var(--dark-color);
}

/* Outline Primary Button */
.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background-color: transparent;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
  box-shadow: 0 2px 5px rgba(0, 86, 179, 0.3);
}

/* Success Button */
.btn-success {
  background-color: var(--success-color);
  border-color: var(--success-color);
}

/* Danger Button */
.btn-danger {
  background-color: var(--danger-color);
  border-color: var(--danger-color);
}

/* Warning Button */
.btn-warning {
  background-color: var(--warning-color);
  border-color: var(--warning-color);
  color: var(--white);
}

/* Button Sizes */
.btn-sm {
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.1rem;
}

/* Forms */
.form-label {
  font-weight: 500;
  color: var(--dark-color);
  margin-bottom: 0.5rem;
}

.form-control {
  border-radius: var(--border-radius);
  padding: 0.625rem 1rem;
  border: 1px solid #ced4da;
  transition: all 0.2s ease;
  font-size: 0.95rem;
  height: auto;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(0, 86, 179, 0.15);
  background-color: var(--white);
}

/* Form Groups */
.form-group {
  margin-bottom: 1.25rem;
}

/* Form Text */
.form-text {
  font-size: 0.8rem;
  color: var(--medium-gray);
  margin-top: 0.25rem;
}

/* Custom Checkbox and Radio */
.form-check-input:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(0, 86, 179, 0.25);
}

/* Input Groups */
.input-group-text {
  background-color: var(--light-gray);
  border-color: #ced4da;
  color: var(--medium-gray);
}

/* Form Validation */
.is-valid {
  border-color: var(--success-color) !important;
}

.is-invalid {
  border-color: var(--danger-color) !important;
}

.valid-feedback {
  color: var(--success-color);
}

.invalid-feedback {
  color: var(--danger-color);
}

/* Tables */
.table {
  width: 100%;
  margin-bottom: 1.5rem;
  color: var(--dark-color);
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.table th {
  font-weight: 600;
  background-color: var(--primary-color);
  color: var(--white);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  padding: 1rem;
  border: none;
}

.table td {
  padding: 1rem;
  vertical-align: middle;
  border-top: 1px solid var(--light-gray);
  background-color: var(--white);
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: rgba(0, 0, 0, 0.02);
}

.table-hover tbody tr:hover {
  background-color: rgba(0, 86, 179, 0.05);
}

/* Table Responsive */
.table-responsive {
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

/* Table Actions */
.table-actions {
  white-space: nowrap;
  text-align: right;
}

.table-actions .btn {
  margin-left: 0.25rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
}

/* Estilos para el formulario de bono escolar */
.formulario-bono {
    max-width: 1200px;
    margin: 0 auto;
}

.estudiante-card {
    background: #fff;
    border: 1px solid #e3e6f0;
    border-radius: 0.35rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,.075);
}

.estudiante-card .card-header {
    background: #f8f9fa;
    border-bottom: 1px solid #e3e6f0;
}

.estudiante-card .card-header .badge {
    font-size: 0.8rem;
    padding: 0.3em 0.6em;
}

/* Estilos para la sección de documentos */
.dropzone {
    border: 2px dashed #007bff;
    border-radius: 5px;
    background: #f8f9fa;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dropzone:hover, .dropzone.dz-drag-hover {
    background: #e9ecef;
    border-color: #0056b3;
}

.dz-preview {
    margin: 10px;
}

.dz-remove {
    color: #dc3545;
    cursor: pointer;
}

.dz-remove:hover {
    color: #c82333;
    text-decoration: none;
}

#documentos-tabla {
    display: none;
}

/* Estilos para la firma */
.firma-canvas {
    border: 1px solid #ddd;
    border-radius: 4px;
    background: white;
}

/* Estilos para la tabla de respuestas */
.respuestas-tabla {
    margin-top: 2rem;
}

.respuestas-tabla .badge {
    font-size: 0.8rem;
    padding: 0.3em 0.6em;
}

/* Estilos para los botones */
.btn-eliminar-estudiante {
    padding: 0.3rem 0.6rem;
}

/* Estilos para la sección de estudiantes */
.estudiantes-section {
    margin-top: 2rem;
}

/* Estilos para la sección de documentos */
.documentos-section {
    margin-top: 2rem;
}

/* Estilos para la sección de firma */
.firma-section {
    margin-top: 2rem;
}

/* Dropdowns & Menus */
.dropdown-menu {
  border: none;
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.1);
  border-radius: var(--border-radius);
  padding: 0.5rem 0;
  opacity: 0;
  transform: translateY(10px);
  display: block;
  visibility: hidden;
  transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
  pointer-events: none;
  margin-top: 0.5rem;
  min-width: 12rem;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.dropdown-menu.show {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}

.dropdown-header {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--medium-gray);
  padding: 0.5rem 1.5rem;
  margin-top: 0.5rem;
}

.dropdown-divider {
  border-top: 1px solid var(--light-gray);
  margin: 0.5rem 0;
}

.dropdown-item {
  padding: 0.5rem 1.5rem;
  transition: all 0.2s ease;
  color: var(--dark-color);
  position: relative;
  overflow: hidden;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dropdown-item i {
  width: 1.25rem;
  text-align: center;
  font-size: 1rem;
  color: var(--medium-gray);
}

.dropdown-item:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 3px;
  background-color: var(--primary-color);
  transform: scaleY(0);
  transition: transform 0.2s ease;
}

.dropdown-item:hover, 
.dropdown-item:focus {
  background-color: rgba(0, 86, 179, 0.05);
  color: var(--primary-color);
  transform: translateX(3px);
}

.dropdown-item:hover i,
.dropdown-item:focus i {
  color: var(--primary-color);
}

.dropdown-item:hover:before,
.dropdown-item:focus:before {
  transform: scaleY(1);
}

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

.dropdown-item.active i,
.dropdown-item:active i {
  color: var(--white);
}

/* Dropdown Toggle */
.dropdown-toggle::after {
  vertical-align: middle;
  margin-left: 0.5rem;
  transition: transform 0.2s ease;
}

.dropdown-toggle.show::after {
  transform: rotate(180deg);
}

/* Dropdown Menu Animation */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-menu.animated {
  animation: slideInDown 0.2s ease-out forwards;
}

/* Alerts & Notifications */
.alert {
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease-out forwards;
  border: none;
  border-radius: var(--border-radius);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--box-shadow);
}

.alert i {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.alert-dismissible .btn-close {
  padding: 1rem;
}

.alert-primary {
  background-color: rgba(0, 86, 179, 0.1);
  color: var(--primary-color);
  border-left: 4px solid var(--primary-color);
}

.alert-success {
  background-color: rgba(56, 176, 0, 0.1);
  color: var(--success-color);
  border-left: 4px solid var(--success-color);
}

.alert-danger {
  background-color: rgba(214, 40, 40, 0.1);
  color: var(--danger-color);
  border-left: 4px solid var(--danger-color);
}

.alert-warning {
  background-color: rgba(255, 149, 5, 0.1);
  color: var(--warning-color);
  border-left: 4px solid var(--warning-color);
}

.alert-info {
  background-color: rgba(13, 202, 240, 0.1);
  color: #0dcaf0;
  border-left: 4px solid #0dcaf0;
}

/* Toast Notifications */
.toast {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow-hover);
  margin-bottom: 1rem;
}

.toast-header {
  border-bottom: none;
  background-color: var(--white);
  color: var(--dark-color);
  font-weight: 600;
  padding: 0.75rem 1rem;
}

.toast-body {
  padding: 1rem;
  color: var(--dark-color);
}

/* Close Button */
.btn-close:focus {
  box-shadow: none;
  outline: none;
}