/*------------------------------------------------------------------
[Custom Stylesheet for Project Tracker]

Project:    Classroom Project Tracker
Version:    1.0
Based on:   Arise Admin Dashboard Design System
-------------------------------------------------------------------*/

/* Login Form Styles */
.form-signin {
  width: 100%;
  max-width: 400px;
  padding: 15px;
  margin: auto;
  margin-top: 50px;
}

.form-signin .form-floating:focus-within {
  z-index: 2;
}

/* CSS Variables - Design System Colors */
:root {
  /* Primary Brand Colors */
  --primary-color: #4267cd;
  --primary-light: #e3eaff;
  --primary-border: #c0d0ff;
  --primary-dark: #3054b7;
  
  --secondary-color: #232f41;
  --secondary-light: #f0f6ff;
  --secondary-border: #ddebff;
  --secondary-dark: #151d28;
  
  /* Status Colors */
  --success-color: #26ba4f;
  --success-light: #e6ffed;
  --success-border: #bbffce;
  --success-dark: #1a913c;
  
  --warning-color: #ffae1f;
  --warning-light: #fff4e2;
  --warning-border: #ffdea6;
  --warning-dark: #e89910;
  
  --danger-color: #f87957;
  --danger-light: #ffe8e2;
  --danger-border: #ffcdc1;
  --danger-dark: #e2532b;
  
  --info-color: #3688fa;
  --info-light: #e2eeff;
  --info-border: #b5d4ff;
  --info-dark: #1c6cdc;
  
  /* Background Colors */
  --body-bg: #f8f8fb;
  --body-bg-dark: #edebf3;
  --white: #ffffff;
  --black: #000000;
  
  /* Text Colors */
  --font-color: #13181e;
  --font-color-light: #6c7788;
  
  /* Background Shades */
  --bg-shade1: #f3f3f3;
  --bg-shade2: #eeeeee;
  --bg-shade3: #e6e6e6;
  --bg-shade4: #dddddd;
  --bg-shade5: #d6d6d6;
  --bg-shade6: #d1d1d1;
  
  /* Border Colors */
  --border-bg: #e1e1e1;
  
  /* Sidebar Colors */
  --sidebar-bg: #ffffff;
  --sidebar-text-color: #272727;
  --sidebar-text-hover: #3688fa;
  
  /* Form Colors */
  --form-bg: #ffffff;
  --form-border: #c3cbd6;
  --form-hover-border: #9ba5b3;
  --input-color: #232629;
  --label-color: #8d9092;
  
  /* Table Colors */
  --table-bg: #ffffff;
  --table-header-bg: #f3f2f7;
  --table-color: #242424;
  --table-border: #ededed;
  
  /* Shadow and Border Radius */
  --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
  --box-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.18);
  --box-shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.08);
  --box-shadow-strong: 0 6px 25px rgba(0, 0, 0, 0.15);
  --box-shadow-focus: 0 0 0 3px rgba(70, 103, 205, 0.1);
  --border-radius: 10px;
  --border-radius-sm: 6px;
  --border-radius-lg: 15px;
}

/* Global Body Styling */
body {
  background-color: var(--body-bg) !important;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--font-color);
  line-height: 1.5;
  font-size: 14px;
  font-weight: 400;
}

/* Page Layout */
.page-wrapper {
  padding: 0;
  position: relative;
  min-height: 100vh;
}

.main-container {
  border-radius: 0;
  transition: padding-left 0.3s ease;
  padding: 0;
  min-height: calc(100vh - 56px);
}

/* Content Wrapper */
.content-wrapper {
  padding-top: 0 !important;
}

/* Page Headers */
.content-wrapper .d-flex.justify-content-between {
  padding-top: 15px !important;
  margin-top: 0 !important;
}

.content-wrapper h1, .content-wrapper h2 {
  margin-top: 0 !important;
}

/* Sidebar Styling */
#sidebar {
  width: 100% !important;
  padding: 0 !important;
  min-height: calc(100vh - 56px);
  border-radius: 0 !important;
  background: var(--sidebar-bg) !important;
  position: relative !important;
  box-shadow: none;
  border: none !important;
  border-right: 1px solid var(--border-bg) !important;
  overflow-y: auto;
}

#sidebar .nav-link {
  color: var(--sidebar-text-color) !important;
  padding: 12px 20px;
  margin: 2px 10px;
  border-radius: var(--border-radius-sm);
  transition: all 0.3s ease;
  font-weight: 500;
  display: flex;
  align-items: center;
}

#sidebar .nav-link:hover {
  background-color: var(--primary-light) !important;
  color: var(--primary-color) !important;
  transform: translateX(5px);
}

#sidebar .nav-link.active {
  background-color: var(--primary-color) !important;
  color: var(--white) !important;
  box-shadow: 0 2px 8px rgba(66, 103, 205, 0.3);
}

#sidebar .nav-link i {
  margin-right: 10px;
  font-size: 1.1em;
  width: 20px;
  text-align: center;
}

/* Navbar Styling */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important;
  box-shadow: var(--box-shadow);
  padding: 15px 25px;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.4em;
  color: var(--white) !important;
}

.navbar .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  transition: all 0.3s ease;
}

.navbar .nav-link:hover {
  color: var(--white) !important;
  transform: translateY(-1px);
}

/* Card Styling */
.card {
  border: none !important;
  border-radius: var(--border-radius) !important;
  box-shadow: var(--box-shadow) !important;
  background: var(--white);
  transition: all 0.3s ease;
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--box-shadow-hover) !important;
  transform: translateY(-2px);
}

.card-header {
  background: linear-gradient(135deg, #e8e8e8 0%, #dedede 100%) !important;
  border-bottom: 1px solid var(--border-bg) !important;
  padding: 20px 25px;
  border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
}

.card-body {
  padding: 25px;
}

.card-footer {
  background: var(--bg-shade1) !important;
  border-top: 1px solid var(--border-bg) !important;
  padding: 15px 25px;
}

/* List Group Styling */
.list-group-item {
  border: none !important;
  border-radius: var(--border-radius-sm) !important;
  margin-bottom: 8px;
  background: var(--white);
  box-shadow: var(--box-shadow-subtle);
  transition: all 0.3s ease;
}

.list-group-item:hover {
  box-shadow: var(--box-shadow);
  transform: translateY(-2px);
}

/* Button Styling */
.btn {
  border-radius: var(--border-radius-sm) !important;
  font-weight: 500;
  padding: 10px 20px;
  transition: all 0.3s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
  color: var(--white) !important;
  box-shadow: 0 2px 8px rgba(66, 103, 205, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(66, 103, 205, 0.4);
}

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

.btn-success {
  background: linear-gradient(135deg, var(--success-color) 0%, var(--success-dark) 100%) !important;
  color: var(--white) !important;
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning-color) 0%, var(--warning-dark) 100%) !important;
  color: var(--white) !important;
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger-color) 0%, var(--danger-dark) 100%) !important;
  color: var(--white) !important;
}

.btn-outline-primary {
  border: 2px solid var(--primary-color) !important;
  color: var(--primary-color) !important;
  background: transparent !important;
}

.btn-outline-primary:hover {
  background: var(--primary-color) !important;
  color: var(--white) !important;
  transform: translateY(-2px);
}

/* Form Styling */
.form-control {
  border: 2px solid var(--form-border) !important;
  border-radius: var(--border-radius-sm) !important;
  padding: 12px 15px;
  transition: all 0.3s ease;
  background: var(--form-bg);
  color: var(--input-color);
}

.form-control:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.2rem rgba(66, 103, 205, 0.15) !important;
  transform: translateY(-1px);
}

.form-label {
  color: var(--label-color);
  font-weight: 500;
  margin-bottom: 8px;
}

.form-select {
  border: 2px solid var(--form-border) !important;
  border-radius: var(--border-radius-sm) !important;
  padding: 12px 15px;
  background: var(--form-bg);
}

/* Badge Styling */
.badge {
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  padding: 6px 12px;
}

.badge.bg-primary {
  background: var(--primary-color) !important;
}

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

.badge.bg-warning {
  background: var(--warning-color) !important;
}

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

.badge.bg-info {
  background: var(--info-color) !important;
}

.badge.bg-secondary {
  background: var(--secondary-color) !important;
}

/* Alert Styling */
.alert {
  border: none !important;
  border-radius: var(--border-radius) !important;
  border-left: 4px solid;
  margin: 15px 25px;
}

.alert-success {
  background: var(--success-light) !important;
  border-left-color: var(--success-color) !important;
  color: var(--success-dark) !important;
}

.alert-warning {
  background: var(--warning-light) !important;
  border-left-color: var(--warning-color) !important;
  color: var(--warning-dark) !important;
}

.alert-danger {
  background: var(--danger-light) !important;
  border-left-color: var(--danger-color) !important;
  color: var(--danger-dark) !important;
}

.alert-info {
  background: var(--info-light) !important;
  border-left-color: var(--info-color) !important;
  color: var(--info-dark) !important;
}

/* Table Styling */
.table {
  background: var(--table-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.table thead th {
  background: var(--table-header-bg) !important;
  border: none !important;
  color: var(--table-color);
  font-weight: 600;
  padding: 15px;
}

.table tbody td {
  border: none !important;
  padding: 15px;
  color: var(--table-color);
  border-bottom: 1px solid var(--table-border) !important;
}

.table tbody tr:hover {
  background: var(--bg-shade1) !important;
}

/* Tab Styling */
.nav-tabs {
  border-bottom: 2px solid var(--border-bg) !important;
  margin-bottom: 25px;
}

.nav-tabs .nav-link {
  border: none !important;
  border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0 !important;
  color: var(--font-color-light);
  font-weight: 500;
  padding: 12px 20px;
  margin-right: 5px;
  transition: all 0.3s ease;
}

.nav-tabs .nav-link:hover {
  background: var(--primary-light) !important;
  color: var(--primary-color);
}

.nav-tabs .nav-link.active {
  background: var(--primary-color) !important;
  color: var(--white) !important;
  border-bottom: 2px solid var(--primary-color) !important;
}

/* Modal Styling */
.modal-content {
  border: none !important;
  border-radius: var(--border-radius) !important;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.25) !important;
}

.modal-header {
  border-bottom: 1px solid var(--border-bg) !important;
  background: var(--bg-shade1);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  padding: 20px 25px;
}

.modal-body {
  padding: 25px;
}

.modal-footer {
  border-top: 1px solid var(--border-bg) !important;
  background: var(--bg-shade1);
  padding: 15px 25px;
}

/* Dropdown Styling */
.dropdown-menu {
  border: none !important;
  border-radius: var(--border-radius) !important;
  box-shadow: var(--box-shadow-hover) !important;
  padding: 10px 0;
}

.dropdown-item {
  padding: 10px 20px;
  transition: all 0.3s ease;
  color: var(--font-color);
}

.dropdown-item:hover {
  background: var(--primary-light) !important;
  color: var(--primary-color) !important;
}

/* Kanban Board Styling */
.kanban-column {
  background: var(--white) !important;
  border-radius: var(--border-radius) !important;
  box-shadow: var(--box-shadow) !important;
  border: none !important;
}

.kanban-task {
  background: var(--white) !important;
  border: 1px solid var(--border-bg) !important;
  border-radius: var(--border-radius-sm) !important;
  box-shadow: var(--box-shadow-subtle) !important;
  transition: all 0.3s ease;
}

.kanban-task:hover {
  box-shadow: var(--box-shadow) !important;
  transform: translateY(-2px);
}

.kanban-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
  border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
}

/* Dashboard Stats Cards */
.card-hover {
  transition: all 0.3s ease !important;
  cursor: pointer;
}

.card-hover:hover {
  transform: translateY(-6px) !important;
  box-shadow: var(--box-shadow-strong) !important;
}

.border-left-primary {
  border-left: 4px solid var(--primary-color) !important;
}

.border-left-success {
  border-left: 4px solid var(--success-color) !important;
}

.border-left-info {
  border-left: 4px solid var(--info-color) !important;
}

.border-left-warning {
  border-left: 4px solid var(--warning-color) !important;
}

.text-gray-800 {
  color: var(--font-color) !important;
}

.text-gray-300 {
  color: var(--font-color-light) !important;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .main-container {
    padding-left: 0 !important;
    padding-top: 0;
  }
  
  #sidebar {
    left: -220px;
    transition: left 0.3s ease;
    top: 56px;
  }
  
  .page-wrapper.sidebar-open #sidebar {
    left: 0;
  }
}

@media (max-width: 576px) {
  .page-wrapper {
    padding: 0;
  }
  
  .main-container {
    min-height: 100vh;
    border-radius: 0 !important;
    padding-top: 0;
    padding-left: 0;
  }
  
  .navbar {
    border-radius: 0 !important;
  }
  
  .card {
    margin: 0;
    border-radius: 0 !important;
  }
  
  #sidebar {
    top: 56px;
  }
}

/* Utility Classes */
.shadow-custom {
  box-shadow: var(--box-shadow) !important;
}

/* Enhanced Shadow Utility Classes */
.shadow-subtle {
  box-shadow: var(--box-shadow-subtle) !important;
}

.shadow-strong {
  box-shadow: var(--box-shadow-strong) !important;
}

.shadow-hover:hover {
  box-shadow: var(--box-shadow-hover) !important;
  transform: translateY(-3px);
  transition: all 0.3s ease;
}

.shadow-focus:focus {
  box-shadow: var(--box-shadow-focus) !important;
}

/* Enhanced Card Variants */
.card-elevated {
  box-shadow: var(--box-shadow-strong) !important;
}

.card-floating {
  box-shadow: var(--box-shadow-hover) !important;
  transform: translateY(-3px);
}

.card-interactive {
  transition: all 0.3s ease;
  cursor: pointer;
}

.card-interactive:hover {
  box-shadow: var(--box-shadow-strong) !important;
  transform: translateY(-4px);
}

/* File Management Cards */
.file-card {
  border: 1px solid var(--border-bg);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--box-shadow-subtle);
  transition: all 0.3s ease;
}

.file-card:hover {
  box-shadow: var(--box-shadow);
  transform: translateY(-2px);
  border-color: var(--primary-color);
}

/* Feature Cards */
.feature-card {
  background: var(--white);
  border: 1px solid var(--border-bg);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--box-shadow-subtle);
  transition: all 0.3s ease;
}

.feature-card:hover {
  box-shadow: var(--box-shadow);
  transform: translateY(-2px);
  border-color: var(--success-color);
}

.shadow-custom-hover {
  box-shadow: var(--box-shadow-hover) !important;
}

.rounded-custom {
  border-radius: var(--border-radius) !important;
}

.rounded-custom-sm {
  border-radius: var(--border-radius-sm) !important;
}

.rounded-custom-lg {
  border-radius: var(--border-radius-lg) !important;
}

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

.bg-gradient-secondary {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%) !important;
}

.text-primary-custom {
  color: var(--primary-color) !important;
}

.text-secondary-custom {
  color: var(--secondary-color) !important;
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Animation Classes */
.fade-in {
  animation: fadeIn 0.5s ease-in;
}

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

.slide-in-left {
  animation: slideInLeft 0.3s ease-out;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Typography Improvements - Zoom-like Clean Interface */
h1, .h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

h2, .h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

h3, .h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 10px;
}

h4, .h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 8px;
}

h5, .h5 {
  font-size: 14px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 8px;
}

h6, .h6 {
  font-size: 13px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 6px;
}

/* Clean text styles */
p {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 12px;
  color: var(--font-color);
}

small, .small {
  font-size: 12px;
  font-weight: 400;
  color: var(--font-color-light);
}

/* Link styling */
a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

/* Clean list styling */
.list-group-item {
  font-size: 14px;
  line-height: 1.5;
}

.list-group-item h5 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

/* Table text improvements */
.table {
  font-size: 14px;
}

.table thead th {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--font-color-light);
}

.table tbody td {
  font-size: 14px;
  font-weight: 400;
}

/* Form label improvements */
.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 6px;
  letter-spacing: 0.2px;
}

/* Button text improvements */
.btn {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.2px;
}

.btn-sm {
  font-size: 13px;
  font-weight: 500;
}

.btn-lg {
  font-size: 16px;
  font-weight: 500;
}

/* Navigation improvements */
#sidebar .nav-link {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1px;
}

.navbar-brand {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Badge improvements */
.badge {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
}

/* Card improvements */
.card-header h5 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 0;
}

/* Tab improvements */
.nav-tabs .nav-link {
  font-size: 14px;
  font-weight: 500;
}

/* Alert improvements */
.alert {
  font-size: 14px;
  line-height: 1.5;
}


/* Modal improvements */
.modal-title {
  font-size: 18px;
  font-weight: 600;
}

.modal-body {
  font-size: 14px;
  line-height: 1.5;
}

/* Award Tile Styles - ABBSI AI Dashboard Inspired */
.award-tile {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  border: none !important;
  border-radius: 12px !important;
  color: white !important;
  position: relative;
  overflow: hidden;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: var(--box-shadow) !important;
  transition: all 0.3s ease;
}

.award-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--box-shadow-strong) !important;
}

.award-tile::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.1) 0px,
    rgba(255, 255, 255, 0.1) 2px,
    transparent 2px,
    transparent 12px
  );
  pointer-events: none;
}

.award-tile.tile-green {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.award-tile.tile-blue {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.award-tile.tile-orange {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.award-tile.tile-dark {
  background: linear-gradient(135deg, #4b6cb7 0%, #182848 100%);
}

.award-tile.tile-gray {
  background: linear-gradient(135deg, #bdc3c7 0%, #2c3e50 100%);
}

.award-tile .award-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.award-tile .award-number {
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 8px;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.award-tile .award-label {
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.award-tile .award-icon {
  position: absolute;
  top: 15px;
  left: 15px;
  font-size: 20px;
  color: rgba(255, 255, 255, 0.7);
}

/* Welcome Message Styling */
.welcome-banner {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none !important;
  border-radius: 12px !important;
  color: white !important;
  position: relative;
  overflow: hidden;
  margin-bottom: 15px !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
}

/* Welcome banner container spacing fix */
.welcome-banner-container {
  margin-bottom: 20px !important;
}

.welcome-banner-container .col-12 {
  margin-bottom: 0 !important;
}

.welcome-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.05) 0px,
    rgba(255, 255, 255, 0.05) 2px,
    transparent 2px,
    transparent 15px
  );
  pointer-events: none;
}

.welcome-banner .alert-heading {
  color: white !important;
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 10px;
}

.welcome-banner p {
  color: rgba(255, 255, 255, 0.9) !important;
  font-size: 16px;
  margin-bottom: 0;
}

/* Link styling for award tiles */
a.award-tile-link {
  text-decoration: none !important;
  color: inherit !important;
}

a.award-tile-link:hover .award-tile {
  color: white !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .award-tile {
    min-height: 120px;
  }
  
  .award-tile .award-number {
    font-size: 36px;
  }
  
  .award-tile .award-label {
    font-size: 12px;
  }
}

/* File Management Styles */
.file-upload-area {
  border: 2px dashed var(--border-bg);
  border-radius: var(--border-radius);
  padding: 40px 20px;
  text-align: center;
  background: var(--bg-shade1);
  box-shadow: var(--box-shadow-subtle);
  transition: all 0.3s ease;
  cursor: pointer;
}

.file-upload-area:hover,
.file-upload-area.dragover {
  border-color: var(--primary-color);
  background: var(--primary-light);
  box-shadow: var(--box-shadow);
}

.file-upload-area.dragover {
  transform: scale(1.02);
}

.file-upload-icon {
  font-size: 48px;
  color: var(--font-color-light);
  margin-bottom: 15px;
}

.file-upload-area:hover .file-upload-icon {
  color: var(--primary-color);
}

.file-list-item {
  display: flex;
  align-items: center;
  padding: 15px;
  border: 1px solid var(--border-bg);
  border-radius: var(--border-radius-sm);
  margin-bottom: 10px;
  background: var(--white);
  box-shadow: var(--box-shadow-subtle);
  transition: all 0.3s ease;
}

.file-list-item:hover {
  box-shadow: var(--box-shadow);
  transform: translateY(-2px);
  border-color: var(--primary-color);
}

.file-icon {
  font-size: 24px;
  margin-right: 15px;
  width: 30px;
  text-align: center;
}

.file-info {
  flex-grow: 1;
}

.file-name {
  font-weight: 600;
  color: var(--font-color);
  margin-bottom: 4px;
}

.file-meta {
  font-size: 12px;
  color: var(--font-color-light);
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.file-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.file-description {
  font-size: 13px;
  color: var(--font-color);
  margin-top: 5px;
  font-style: italic;
}

.file-stats {
  background: var(--bg-shade1);
  border-radius: var(--border-radius-sm);
  padding: 12px 16px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.file-stats-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--font-color-light);
}

.file-upload-progress {
  width: 100%;
  height: 6px;
  background: var(--bg-shade2);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 10px;
}

.file-upload-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
  width: 0%;
  transition: width 0.3s ease;
}

.file-upload-message {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: var(--border-radius-sm);
  font-size: 13px;
}

.file-upload-message.success {
  background: var(--success-light);
  color: var(--success-dark);
  border: 1px solid var(--success-border);
}

.file-upload-message.error {
  background: var(--danger-light);
  color: var(--danger-dark);
  border: 1px solid var(--danger-border);
}

/* File type specific icon colors */
.file-icon.bi-file-earmark-pdf { color: #dc3545; }
.file-icon.bi-file-earmark-word { color: #2b579a; }
.file-icon.bi-file-earmark-excel { color: #217346; }
.file-icon.bi-file-earmark-ppt { color: #d24726; }
.file-icon.bi-file-earmark-image { color: #6f42c1; }
.file-icon.bi-file-earmark-code { color: #fd7e14; }
.file-icon.bi-file-earmark-zip { color: #6c757d; }
.file-icon.bi-file-earmark-music { color: #e83e8c; }
.file-icon.bi-file-earmark-play { color: #20c997; }
.file-icon.bi-file-earmark-text { color: #198754; }

/* Loading spinner for file operations */
.file-loading {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--bg-shade3);
  border-radius: 50%;
  border-top-color: var(--primary-color);
  animation: spin 1s ease-in-out infinite;
}

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

/* Responsive file management */
@media (max-width: 768px) {
  .file-list-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  
  .file-actions {
    width: 100%;
    justify-content: flex-end;
  }
  
  .file-meta {
    gap: 10px;
  }
  
  .file-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* Community Posts Like Button Fix */
.like-button {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.3s ease;
}

.like-button.liked {
  color: var(--danger-color) !important;
}

.like-button:hover {
  color: var(--danger-color) !important;
  transform: translateY(-1px);
}

.like-button i {
  font-size: 14px;
}

.like-button .like-count {
  font-size: 14px;
  font-weight: 500;
}

/* Post Card Styling */
.post-card {
  transition: all 0.3s ease;
}

.post-card:hover {
  background-color: var(--bg-shade1);
  margin-left: -15px;
  margin-right: -15px;
  padding-left: 15px;
  padding-right: 15px;
}

/* Force ALL alert-heading elements to be their default colors */
.alert .alert-heading,
.alert h4.alert-heading,
h4.alert-heading {
  color: inherit !important;
}

/* Welcome banner headings specifically white */
.welcome-banner .alert-heading,
.welcome-banner h4.alert-heading {
  color: white !important;
}

/* Admin-style stat cards */
.border-left-primary {
    border-left: 4px solid #4e73df !important;
}

.border-left-success {
    border-left: 4px solid #1cc88a !important;
}

.border-left-info {
    border-left: 4px solid #36b9cc !important;
}

.border-left-warning {
    border-left: 4px solid #f6c23e !important;
}

.text-gray-300 {
    color: #dddfeb !important;
}

.text-gray-800 {
    color: #5a5c69 !important;
}

.font-weight-bold {
    font-weight: 700 !important;
}

.text-xs {
    font-size: .7rem;
}

.no-gutters {
    margin-right: 0;
    margin-left: 0;
}

.no-gutters > .col,
.no-gutters > [class*="col-"] {
    padding-right: 0;
    padding-left: 0;
}

.mr-2 {
    margin-right: .5rem !important;
}