/* Enhanced JohnTech UI - Modern Design System */
/* Theme variables loaded from theme.css (unified 5-color palette) */
@import url('theme.css');

/* Enhanced Base Styles */
* {
  box-sizing: border-box;
}

body {
  background: #f8fafc;
  font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: #1a202c;
  margin: 0;
  padding: 0;
}

/* Enhanced Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 0.5rem;
  color: #1a202c;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

/* Loading State */
#dashboard-loading {
  background: rgba(248, 250, 252, 0.95);
  backdrop-filter: blur(8px);
  z-index: 2000;
  border-radius: 16px;
}

/* Enhanced Cards */
.card {
  background: #ffffff;
  border: 1px solid #f1f5f9;
  border-radius: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  transition: all 0.3s ease;
  overflow: hidden;
}

.card:hover {
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
  border-color: #e2e8f0;
}

.card .card-title {
  font-weight: 600;
  color: #1a202c;
  margin-bottom: 0.75rem;
}

.card .card-title i {
  vertical-align: middle;
  margin-right: 0.5rem;
  color: var(--color-primary);
}

.card-body {
  padding: 1.5rem;
}

/* Navigation Enhancements */
.navbar {
  background: #ffffff !important;
  border-bottom: 1px solid #f1f5f9;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(10px);
  padding: 0.75rem 0;
  position: fixed;
  top: 0;
  left: 250px;
  right: 0;
  z-index: 1030;
  width: calc(100% - 250px);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary) !important;
}

.navbar-brand i {
  vertical-align: middle;
  margin-right: 0.5rem;
}

/* Enhanced Sidebar */
.sidebar {
  background: linear-gradient(180deg, #1a1d23 0%, #23272b 100%);
  color: #ffffff;
  height: 100vh;
  padding: 0;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
  width: 250px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1050;
  border-right: 1px solid #2c3034;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-header {
  padding: 1rem 1rem 1rem;
  border-bottom: 1px solid #2c3034;
  margin-bottom: 0.75rem;
  text-align: center;
  flex-shrink: 0;
  position: relative;
}


.sidebar-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
  box-shadow: 0 2px 8px rgba(13, 110, 253, 0.2);
  margin-bottom: 0.5rem;
}

.sidebar-title {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0;
  letter-spacing: 0.025em;
}

.sidebar-subtitle {
  font-size: 0.8rem;
  color: #94a3b8;
  margin: 0;
  opacity: 0.8;
}

.sidebar nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
}

/* Slim sidebar scrollbar */
.sidebar,
.sidebar nav {
  scrollbar-width: thin;
  scrollbar-color: #4a5568 transparent;
}

.sidebar::-webkit-scrollbar,
.sidebar nav::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track,
.sidebar nav::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb,
.sidebar nav::-webkit-scrollbar-thumb {
  background-color: rgba(148, 163, 184, 0.6);
  border-radius: 999px;
}

.sidebar::-webkit-scrollbar-thumb:hover,
.sidebar nav::-webkit-scrollbar-thumb:hover {
  background-color: rgba(148, 163, 184, 0.8);
}

.sidebar a {
  color: #cbd5e0;
  text-decoration: none;
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin: 0.125rem 0.5rem;
  transition: all 0.15s ease;
  font-weight: 500;
  font-size: 0.875rem;
  position: relative;
  overflow: hidden;
}

.sidebar a i {
  width: 18px;
  margin-right: 0.5rem;
  text-align: center;
  opacity: 0.8;
  transition: opacity 0.15s ease;
  font-size: 0.9rem;
}

.sidebar a:hover {
  background: rgba(13, 110, 253, 0.15);
  color: #ffffff;
  transform: translateX(4px);
}

.sidebar a:hover i {
  opacity: 1;
  color: var(--color-accent);
}

.sidebar a.active {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.4);
  font-weight: 600;
}

.sidebar a.active i {
  opacity: 1;
  color: #ffffff;
}

.sidebar a.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: #ffffff;
  border-radius: 0 2px 2px 0;
}

.sidebar .sidebar-section {
  margin: 1rem 0;
  padding: 0 0.5rem;
}

.sidebar .sidebar-section-title {
  color: #94a3b8;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  padding: 0 0.5rem;
}

.sidebar .sidebar-footer {
  color: #94a3b8;
  font-size: 0.75rem;
  padding: 0.75rem 1rem 1rem;
  border-top: 1px solid #2c3034;
  text-align: center;
  flex-shrink: 0;
  margin-top: auto;
}

.sidebar .logout-btn {
  background: rgba(220, 53, 69, 0.1);
  border: 1px solid rgba(220, 53, 69, 0.2);
  color: #ff7171;
  margin-top: 1rem;
}

.sidebar .logout-btn:hover {
  background: rgba(220, 53, 69, 0.2);
  color: #ffffff;
  transform: translateX(0);
}

/* Admin sidebar: light palette aligned to system blue theme */
#adminSidebar.sidebar {
  background: linear-gradient(180deg, #f8fbff 0%, #edf4ff 100%);
  color: #1e293b;
  border-right: 1px solid #dbe7f7;
  box-shadow: 0 10px 24px rgba(30, 41, 59, 0.08), 0 4px 10px rgba(30, 41, 59, 0.06);
}

#adminSidebar .sidebar-header {
  border-bottom: 1px solid #dbe7f7;
}

#adminSidebar .sidebar-title {
  color: #0f172a;
}

#adminSidebar .sidebar-subtitle,
#adminSidebar .sidebar-footer,
#adminSidebar .sidebar-copyright {
  color: #64748b;
}

#adminSidebar .sidebar-section-title {
  color: #475569;
}

#adminSidebar a {
  color: #334155;
}

#adminSidebar a:hover {
  background: rgba(13, 110, 253, 0.12);
  color: #0f172a;
}

#adminSidebar a:hover i {
  color: var(--color-primary);
}

#adminSidebar a.active {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e88e5 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.28);
}

#adminSidebar a.active i {
  color: #ffffff;
}

#adminSidebar .logout-btn {
  background: #fff1f2;
  border: 1px solid #fecdd3;
  color: #be123c;
}

#adminSidebar .logout-btn:hover {
  background: #ffe4e6;
  color: #9f1239;
}

#adminSidebar,
#adminSidebar nav {
  scrollbar-color: #bfdbfe transparent;
}

#adminSidebar::-webkit-scrollbar-thumb,
#adminSidebar nav::-webkit-scrollbar-thumb {
  background-color: rgba(59, 130, 246, 0.35);
}

#adminSidebar::-webkit-scrollbar-thumb:hover,
#adminSidebar nav::-webkit-scrollbar-thumb:hover {
  background-color: rgba(59, 130, 246, 0.5);
}


/* Mobile responsive styles moved to mobile.css for better organization */

/* Enhanced Responsive Design - Desktop only */
/* Mobile styles moved to mobile.css */

/* Enhanced Container */
.container-fluid {
  margin-left: 250px !important;
  padding: 2rem 1.5rem 1rem !important;
  min-height: 100vh !important;
  background: #f8fafc !important;
  position: relative !important;
  z-index: 1 !important;
}

aside.d-flex.flex-column {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 1050;
  width: 250px;
}

/* Ensure sidebar is hidden on mobile by default */
@media (max-width: 991.98px) {
  aside.d-flex.flex-column.sidebar {
    left: -280px !important;
  }
  
  aside.d-flex.flex-column.sidebar.active {
    left: 0 !important;
  }
}

/* Fix for pages that include header */
.container-fluid.with-navbar {
  padding-top: 1rem;
}

/* Enhanced Tables */
.table-responsive {
  overflow-x: auto;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  background: #ffffff;
}

.table {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.table th {
  background: #f8fafc;
  border-bottom: 2px solid #e2e8f0;
  font-weight: 600;
  color: #1a202c;
  padding: 1rem 0.75rem;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 10;
}

.table td {
  padding: 0.875rem 0.75rem;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: middle;
}

.table-striped tbody tr:nth-of-type(odd) {
  background: rgba(248, 250, 252, 0.5);
}

.table-hover tbody tr:hover {
  background: rgba(13, 110, 253, 0.04);
  transition: background-color 0.15s ease;
}

/* Table Actions Column */
.table td:last-child {
  white-space: nowrap;
  min-width: 140px;
}

.table .btn-group {
  display: flex;
  gap: 0.25rem;
}

/* Profile Picture in Table */
.table .profile-picture-small {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Responsive Table Improvements */
@media (max-width: 768px) {
  .table-responsive {
    font-size: 0.85rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) #f1f5f9;
  }
  
  .table th,
  .table td {
    padding: 0.75rem 0.5rem;
    min-width: 100px;
  }
  
  .table th {
    font-size: 0.8rem;
    white-space: nowrap;
  }
  
  .btn-sm {
    padding: 0.625rem 1rem;
    font-size: 0.85rem;
    min-height: 44px;
  }
  
  .modal-dialog {
    margin: 0.5rem;
    max-width: calc(100% - 1rem);
  }
  
  .modal-body {
    padding: 1rem;
  }
  
  /* Ensure action buttons in tables are touch-friendly */
  .table .btn-group .btn {
    min-width: 44px;
    min-height: 44px;
    padding: 0.5rem 0.75rem;
  }
}

/* Enhanced Dashboard Cards */
.dashboard-card {
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
  padding: 3rem 4rem;
  max-width: 520px;
  width: 100%;
  text-align: center;
  margin: 0 auto;
  border: 1px solid #f1f5f9;
  transition: all 0.3s ease;
}

.dashboard-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1), 0 8px 16px rgba(0, 0, 0, 0.06);
}

.dashboard-card h1 {
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
  font-weight: 700;
}

.dashboard-card p {
  color: #64748b;
  font-size: 1.125rem;
  margin-bottom: 0;
  line-height: 1.6;
}

/* Enhanced Main Content */
.main-content {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 2rem 0 0 0;
  position: relative;
  z-index: 1;
}

.page-header {
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  background: #ffffff;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
  border: 1px solid #e9ecef;
}

.page-title-main {
  color: var(--color-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
}

.page-title {
  color: #2c3e50;
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-header-meta {
  color: #64748b;
  font-size: 0.85rem;
}

.settings-sections {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.settings-section {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.settings-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
}

.settings-section-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: #1a202c;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.settings-section-body {
  margin-top: 0.5rem;
}

.settings-actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.profile-settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.profile-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.profile-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.profile-card-title {
  font-weight: 600;
  color: #1a202c;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.profile-card-subtitle {
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 0.25rem;
}

.profile-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(13, 110, 253, 0.1);
  color: var(--color-primary);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.profile-avatar {
  display: flex;
  justify-content: center;
}

.profile-avatar img {
  width: 170px;
  height: 170px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--color-primary);
  box-shadow: 0 10px 24px rgba(13, 110, 253, 0.2);
}

.profile-avatar-placeholder {
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  font-size: 3.5rem;
}

.profile-card-meta {
  display: grid;
  gap: 0.5rem;
  color: #64748b;
  font-size: 0.85rem;
}

.profile-card-stat {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.upload-panel {
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  display: flex;
  flex-direction: column;
}

.upload-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem;
  border-bottom: 1px solid #e2e8f0;
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.1), rgba(13, 110, 253, 0.02));
}

.upload-panel-header h5 {
  margin: 0;
  font-weight: 600;
  color: #1a202c;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.upload-panel-header p {
  margin: 0.35rem 0 0 0;
  font-size: 0.85rem;
  color: #64748b;
}

.upload-panel-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 1.3rem;
}

.upload-panel-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.upload-steps {
  display: grid;
  gap: 0.5rem;
  background: #f8fafc;
  border-radius: 12px;
  padding: 0.75rem 1rem;
  border: 1px dashed #cbd5f5;
}

.upload-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #475569;
  font-size: 0.85rem;
}

.upload-help {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #64748b;
  margin-top: 0.5rem;
  font-size: 0.8rem;
}

.upload-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.main-content h2 {
  color: #1a202c;
  margin-bottom: 1.5rem;
  font-weight: 600;
  display: flex;
  align-items: center;
}

.main-content h2 i {
  margin-right: 0.75rem;
  color: var(--color-primary);
  font-size: 1.25em;
}

/* Enhanced Content Cards */
.content-card {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  padding: 2rem;
  margin-bottom: 2rem;
  width: 100%;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  border: 1px solid #f1f5f9;
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
  box-sizing: border-box;
}

.content-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
  border-color: #e2e8f0;
}

/* Enhanced Profile Picture Styles */
.profile-picture-container {
  position: relative;
  display: inline-block;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.profile-picture-container img {
  transition: transform 0.3s ease;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-picture-container:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
}

.profile-picture-container:hover img {
  transform: scale(1.1);
}

.profile-picture-upload {
  border: 2px dashed var(--color-primary);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.02) 0%, rgba(13, 110, 253, 0.05) 100%);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.profile-picture-upload::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.profile-picture-upload:hover::before {
  left: 100%;
}

.profile-picture-upload:hover {
  border-color: var(--color-primary-hover);
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.05) 0%, rgba(13, 110, 253, 0.1) 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
}

.profile-picture-upload input[type="file"] {
  margin-bottom: 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 0.5rem;
  background: #ffffff;
}

.profile-picture-preview {
  text-align: center;
  padding: 2rem;
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #f1f5f9;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}

/* Enhanced Buttons */
.btn {
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.75rem 1.5rem;
  transition: all 0.15s ease;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition: all 0.3s ease;
  transform: translate(-50%, -50%);
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn i {
  margin-right: 0.5rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

.btn-sm i {
  margin-right: 0.25rem;
  font-size: 0.9rem;
}

/* Unified button styles - solid colors, consistent across all pages */
.btn-primary {
  background: var(--color-primary);
  border: none;
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(13, 110, 253, 0.25);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(13, 110, 253, 0.3);
}

.btn-secondary {
  background: var(--color-neutral);
  border: none;
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(107, 114, 128, 0.25);
}

.btn-secondary:hover {
  background: var(--color-neutral-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(75, 85, 99, 0.3);
}

.btn-success {
  background: var(--color-secondary);
  border: none;
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(25, 135, 84, 0.25);
}

.btn-success:hover {
  background: var(--color-secondary-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(25, 135, 84, 0.3);
}

.btn-warning {
  background: var(--color-warning);
  border: none;
  color: #1a202c;
  box-shadow: 0 2px 4px rgba(255, 193, 7, 0.25);
}

.btn-warning:hover {
  background: var(--color-warning-hover);
  color: #1a202c;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(255, 193, 7, 0.3);
}

.btn-info {
  background: var(--color-accent);
  border: none;
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(13, 202, 240, 0.25);
}

.btn-info:hover {
  background: var(--color-accent-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(13, 202, 240, 0.3);
}

.btn-danger {
  background: var(--color-error);
  border: none;
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(220, 53, 69, 0.25);
}

.btn-danger:hover {
  background: var(--color-error-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
}

.btn-outline-primary {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  transition: all 0.3s ease;
}

.btn-outline-primary:hover {
  background: var(--color-primary);
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
  border-color: var(--color-primary);
}

.btn-outline-success {
  background: transparent;
  border: 2px solid var(--color-secondary);
  color: var(--color-secondary);
  transition: all 0.3s ease;
}

.btn-outline-success:hover {
  background: var(--color-secondary) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(25, 135, 84, 0.3);
  border-color: var(--color-secondary);
}

.btn-outline-info {
  background: transparent;
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
  transition: all 0.3s ease;
}

.btn-outline-info:hover {
  background: var(--color-accent) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(13, 202, 240, 0.3);
  border-color: var(--color-accent);
}

.btn-outline-warning {
  background: transparent;
  border: 2px solid var(--color-warning);
  color: var(--color-warning);
  transition: all 0.3s ease;
}

.btn-outline-warning:hover {
  background: var(--color-warning) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 193, 7, 0.3);
  border-color: var(--color-warning);
}

.btn-outline-danger {
  background: transparent;
  border: 2px solid var(--color-error);
  color: var(--color-error);
  transition: all 0.3s ease;
}

.btn-outline-danger:hover {
  background: var(--color-error) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
  border-color: var(--color-error);
}

/* Cancel button - outlined style for modals (e.g. logout confirmation) */
.btn-cancel-outline {
  background: #ffffff;
  border: 1px solid #D1D5DB;
  color: #374151;
  padding: 0.5rem 1.5rem;
  transition: background-color 0.15s ease;
}

.btn-cancel-outline:hover {
  background: #F3F4F6;
  color: #374151;
  border-color: #D1D5DB;
}

/* Enhanced Form Controls */
.form-control {
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  transition: all 0.15s ease;
  background: #ffffff;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
  outline: none;
}

.form-label {
  font-weight: 500;
  color: #1a202c;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.form-select {
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  transition: all 0.15s ease;
  background: #ffffff;
}

.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
  outline: none;
}

/* Enhanced Modal Styles */
.modal-content {
  border-radius: 16px;
  border: none;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1), 0 8px 16px rgba(0, 0, 0, 0.06);
  background: #ffffff;
}

.modal-header {
  border-bottom: 1px solid #f1f5f9;
  padding: 1.5rem;
  background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
  border-radius: 16px 16px 0 0;
}

.modal-title {
  color: #1a202c;
  font-weight: 600;
  font-size: 1.25rem;
}

.modal-body {
  padding: 2rem 1.5rem;
  background: #ffffff;
}

.modal-footer {
  border-top: 1px solid #f1f5f9;
  padding: 1rem 1.5rem;
  background: #f8fafc;
  border-radius: 0 0 16px 16px;
}

.btn-close {
  background: none;
  border: none;
  font-size: 1.25rem;
  padding: 0.5rem;
  opacity: 0.6;
  transition: opacity 0.15s ease;
}

.btn-close:hover {
  opacity: 1;
}

/* Table Action Buttons */
.table td .btn {
  margin-right: 0.25rem;
}

.table td .btn:last-child {
  margin-right: 0;
}

/* Profile Picture Styling in Modals */
.modal-body .rounded-circle img {
  border: 3px solid var(--color-primary) !important;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.modal-body .rounded-circle img:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
}

/* Form File Input Enhancement */
input[type="file"].form-control {
  padding: 0.625rem 1rem;
  border: 2px dashed #e2e8f0;
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.02) 0%, rgba(13, 110, 253, 0.05) 100%);
  transition: all 0.3s ease;
}

input[type="file"].form-control:hover {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.05) 0%, rgba(13, 110, 253, 0.1) 100%);
}

input[type="file"].form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

/* Enhanced Alerts */
.alert {
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  border: none;
  font-weight: 500;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.alert::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 4px;
  background: currentColor;
}

.alert i {
  margin-right: 0.75rem;
  font-size: 1.1em;
  flex-shrink: 0;
}

.alert-success {
  background: linear-gradient(135deg, rgba(25, 135, 84, 0.1) 0%, rgba(25, 135, 84, 0.05) 100%);
  color: var(--color-secondary);
  border-left: 4px solid var(--color-secondary);
}

.alert-warning {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 193, 7, 0.05) 100%);
  color: var(--color-warning);
  border-left: 4px solid var(--color-warning);
}

.alert-danger {
  background: linear-gradient(135deg, rgba(220, 53, 69, 0.1) 0%, rgba(220, 53, 69, 0.05) 100%);
  color: var(--color-error);
  border-left: 4px solid var(--color-error);
}

.alert-info {
  background: linear-gradient(135deg, rgba(13, 202, 240, 0.1) 0%, rgba(13, 202, 240, 0.05) 100%);
  color: var(--color-accent);
  border-left: 4px solid var(--color-accent);
}

/* Form Validation Styles */
.form-control.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.form-control.is-valid {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(25, 135, 84, 0.1);
}

.invalid-feedback {
  display: block;
  color: var(--color-error);
  font-size: 0.8rem;
  margin-top: 0.25rem;
  font-weight: 500;
}

.valid-feedback {
  display: block;
  color: var(--color-secondary);
  font-size: 0.8rem;
  margin-top: 0.25rem;
  font-weight: 500;
}

/* Loading States */
.btn.loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid #ffffff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Modal Animation Improvements */
.modal.fade .modal-dialog {
  transform: scale(0.9) translateY(-20px);
  transition: all 0.3s ease;
}

.modal.show .modal-dialog {
  transform: scale(1) translateY(0);
}

/* Improved Focus States */
.btn:focus,
.form-control:focus,
.form-select:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

/* Accessibility Improvements */
.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Enhanced Badge */
.badge {
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.75rem;
  padding: 0.375rem 0.75rem;
}

/* Utility Classes */
.text-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.shadow-hover {
  transition: box-shadow 0.3s ease;
}

.shadow-hover:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
}

/* Enhanced Quick Actions */
.quick-actions .btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  font-weight: 600;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100px;
}

.quick-actions .btn i {
  transition: transform 0.3s ease;
  margin-bottom: 0.5rem;
}

.quick-actions .btn span {
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.quick-actions .btn:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15) !important;
}

.quick-actions .btn:hover i {
  transform: scale(1.1);
}

.quick-actions .btn:hover span {
  font-weight: 700;
}

/* Override inline styles for better hover effect */
.quick-actions .btn-outline-primary:hover,
.quick-actions .btn-outline-success:hover,
.quick-actions .btn-outline-info:hover,
.quick-actions .btn-outline-warning:hover,
.quick-actions .btn-outline-danger:hover {
  color: #ffffff !important;
  font-weight: 700 !important;
}

.quick-actions .btn-outline-primary:hover i,
.quick-actions .btn-outline-success:hover i,
.quick-actions .btn-outline-info:hover i,
.quick-actions .btn-outline-warning:hover i,
.quick-actions .btn-outline-danger:hover i {
  color: #ffffff !important;
}

.quick-actions .btn-outline-primary:hover span,
.quick-actions .btn-outline-success:hover span,
.quick-actions .btn-outline-info:hover span,
.quick-actions .btn-outline-warning:hover span,
.quick-actions .btn-outline-danger:hover span {
  color: #ffffff !important;
}

/* Loading Animation */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.loading {
  animation: pulse 2s infinite;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --light-bg: #0f1419;
    --light-surface: #1a1d23;
    --text-primary: #f7fafc;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    --border-color: #2d3748;
    --border-light: #4a5568;
  }
}

/* Layout Fix - Override to ensure proper positioning */
body {
  background: #f8fafc !important;
  font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif !important;
  margin: 0 !important;
  padding: 0 !important;
  padding-top: 0 !important;
}

.container-fluid {
  margin-left: 250px !important;
  padding: 2rem 1.5rem 1rem !important;
  min-height: 100vh !important;
  background: #f8fafc !important;
  position: relative !important;
  z-index: 1 !important;
  width: calc(100% - 250px) !important;
  margin-top: 0 !important;
}

.sidebar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 250px !important;
  height: 100vh !important;
  z-index: 1050 !important;
}

/* Mobile responsive styles moved to mobile.css */

/* Main content - always visible, no hidden states */
.main-content {
  visibility: visible !important;
  opacity: 1 !important;
}