:root {
  /* Original Color Palette */
  --primary-color: #007bff;
  --primary-hover: #0056b3;
  --secondary-color: #f1f5f9;
  --accent-color: #10b981;
  --danger-color: #ff2600;
  --warning-color: #f59e0b;
  --text-primary: #000000;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --background: rgba(243, 231, 192, 0.902);
  --background-secondary: #f8fafc;
  --border-color: #e2e8f0;
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Typography */
  --font-family: 'Poppins', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-12: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--background);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  width: 100%;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}
/* Header Styles */
header {
  text-align: center;
  font-weight: bolder;
  width: 100%;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

header h1 {
  font-size: 2rem;
  font-weight: bolder;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3);
}

header h1 i {
  font-size: var(--font-size-2xl);
}

/* Controls Section */
.controls-section {
  max-width: 800px;
  margin: 0 auto var(--spacing-6);
  padding: 0 var(--spacing-4);
}

.search-container {
  position: relative;
  margin-bottom: var(--spacing-4);
}

.search-input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4) var(--spacing-3) 3rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: white;
  font-size: var(--font-size-base);
  transition: all 0.3s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.search-icon {
  position: absolute;
  left: var(--spacing-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
}

.filter-buttons {
  display: flex;
  gap: var(--spacing-2);
  justify-content: center;
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-2) var(--spacing-4);
  border: 1px solid var(--border-color);
  background: white;
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
  transform: translateY(-1px);
}

/* Content Area */
.content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
  min-height: 400px;
}

/* No tasks message */
.no-tasks {
  text-align: center;
  padding: var(--spacing-12);
  background: white;
  border-radius: var(--radius-xl);
  margin: var(--spacing-6) 0;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.no-tasks i {
  font-size: 4rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-4);
  display: block;
}

.no-tasks h3 {
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2);
}

.no-tasks p {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
}

/* Enhanced post styling */
.post {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-4);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.post::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-color);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.post:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.post:hover::before {
  opacity: 1;
}

.post-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-4);
  gap: var(--spacing-4);
}

.mainHeader {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  flex: 1;
  word-break: break-word;
}

.priority {
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
}

.priority-high {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger-color);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.priority-medium {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning-color);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.priority-low {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-color);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.text {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin-bottom: var(--spacing-4);
}

.text p {
  margin: 0;
}

.post-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-3);
  border-top: 1px solid var(--border-color);
}

.created-date {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
}

.created-date::before {
  content: '📅';
  font-size: var(--font-size-xs);
}

/* Floating Action Buttons */
.floating-btn {
  position: fixed;
  width: 56px;
  height: 56px;
  border: none;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.floating-btn:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.floating-btn:active {
  transform: translateY(0) scale(0.95);
}

.add-btn {
  bottom: 100px;
  right: 24px;
  background: var(--primary-color);
  color: white;
}

.add-btn:hover {
  background: var(--primary-hover);
}

.delete-btn {
  bottom: 24px;
  right: 24px;
  background: var(--danger-color);
  color: white;
}

.delete-btn:hover {
  background: #e60000;
}

/* Modal Overlay and Content */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 1;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.modal-content {
  background: white;
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 500px;
  margin: var(--spacing-4);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transform: scale(1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.hidden .modal-content {
  transform: scale(0.95);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-6) var(--spacing-6) 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-6);
}

.modal-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  margin: 0;
}

.modal-header h2 i {
  color: var(--primary-color);
  font-size: var(--font-size-xl);
}

.close-btn {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--spacing-1);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.close-btn:hover {
  background: var(--background-secondary);
  color: var(--text-primary);
}

/* Form Styles */
.todo-form {
  padding: 0 var(--spacing-6) var(--spacing-6);
}

.form-group {
  margin-bottom: var(--spacing-6);
  text-align: left;
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  transition: all 0.2s ease;
  background: white;
  color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
  font-family: inherit;
  line-height: 1.5;
}

.char-count {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--spacing-1);
  display: block;
  text-align: right;
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 40px;
  appearance: none;
}

.form-actions {
  display: flex;
  gap: var(--spacing-3);
  justify-content: flex-end;
  padding-top: var(--spacing-4);
  border-top: 1px solid var(--border-color);
}

.btn {
  padding: var(--spacing-3) var(--spacing-6);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  min-width: 120px;
  justify-content: center;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
  box-shadow: 0 2px 4px rgba(0, 123, 255, 0.2);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.btn-secondary {
  background: var(--background-secondary);
  color: var(--text-secondary);
  border: 2px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

/* Improved Checkbox Styling */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--primary-color);
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
  background: white;
}

input[type="checkbox"]:hover {
  border-color: var(--primary-hover);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

input[type="checkbox"]:checked {
  background: var(--primary-color);
  border-color: var(--primary-color);
}

input[type="checkbox"]:checked::before {
  content: "✓";
  font-size: 14px;
  color: white;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: bold;
}

/* Footer Styles */
footer {
  margin-top: var(--spacing-12);
  padding: var(--spacing-6) 0;
}

.privacy {
  display: block;
  position: fixed;
  bottom: 20px;
  left: 20px;
  padding: 20px;
  width: auto;
  font-size: smaller;
  z-index: 100;
}

.privacy a {
  color: rgb(255, 255, 255);
  background-color: #000000;
  text-decoration: none !important;
  font-size: smaller !important;
  padding: 10px;
  text-align: center;
  justify-content: center;
  align-items: center;
  border-radius: 7px;
  font-weight: bolder !important;
  border: none;
  outline: none !important;
  box-sizing: border-box;
  transition: 0.8s ease all;
  -webkit-transition: 0.8s ease all;
  -moz-transition: 0.8s ease all;
  cursor: pointer;
}

.privacy a:hover {
  background-color: #000000;
  filter: drop-shadow(0 0 0.1rem rgba(0, 0, 0, 0.5));
}

.contact {
  font-size: 2rem;
  right: 0;
  top: 0;
  margin-top: 1rem;
  margin-bottom: 1rem;
  position: absolute;
  margin-right: 1rem;
  opacity: 0.6;
  color: black !important;
  z-index: 100;
}

.social-media {
  width: fit-content;
  height: auto;
  padding: 0px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  color: black !important;
}

.social-media a {
  margin: 5px;
  font-size: 1.5rem;
  text-align: center;
  display: inline-block;
  color: black !important;
  text-decoration: none;
}

.social-media a i {
  cursor: pointer;
}

.social-media a:hover {
  color: rgba(0, 0, 0, 0.515) !important;
  filter: drop-shadow(0 0 0.75rem rgba(0, 0, 0, 0.5));
}



/* Enhanced Responsive Design */
@media (max-width: 768px) {
  :root {
    --spacing-4: 0.75rem;
    --spacing-6: 1rem;
    --spacing-8: 1.5rem;
  }
  
  header {
    padding: var(--spacing-4) 0;
  }
  
  header h1 {
    font-size: var(--font-size-2xl);
  }
  
  .controls-section {
    padding: 0 var(--spacing-3);
  }
  
  .filter-buttons {
    gap: var(--spacing-1);
  }
  
  .filter-btn {
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
  }
  
  .content {
    padding: 0 var(--spacing-3);
  }
  
  .post {
    padding: var(--spacing-4);
  }
  
  .post-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-2);
  }
  
  .mainHeader {
    font-size: var(--font-size-lg);
  }
  
  .floating-btn {
    width: 48px;
    height: 48px;
    font-size: 18px;
  }
  
  .add-btn {
    bottom: 80px;
    right: 16px;
  }
  
  .delete-btn {
    bottom: 16px;
    right: 16px;
  }
  
  .modal-content {
    margin: var(--spacing-2);
    max-height: 95vh;
  }
  
  .modal-header {
    padding: var(--spacing-4) var(--spacing-4) 0;
    margin-bottom: var(--spacing-4);
  }
  
  .modal-header h2 {
    font-size: var(--font-size-xl);
  }
  
  .todo-form {
    padding: 0 var(--spacing-4) var(--spacing-4);
  }
  
  .form-actions {
    flex-direction: column-reverse;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .contact {
    position: relative;
    text-align: center;
    margin: 1rem auto;
    top: auto;
    right: auto;
    font-size: 1.5rem;
  }
  
  .privacy {
    position: relative;
    bottom: auto;
    left: auto;
    text-align: center;
    margin: 1rem auto;
    padding: 10px;
  }
}

@media (max-width: 480px) {
  .search-input {
    font-size: var(--font-size-sm);
  }
  
  .no-tasks {
    padding: var(--spacing-6);
  }
  
  .no-tasks i {
    font-size: 3rem;
  }
  
  .no-tasks h3 {
    font-size: var(--font-size-lg);
  }
}

/* Loading States and Micro-interactions */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInModal {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.post {
  animation: fadeIn 0.4s ease-out;
}

.modal-content {
  animation: slideInModal 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-btn:hover {
  animation: pulse 0.6s ease-in-out;
}

/* Focus States for Accessibility */
.floating-btn:focus,
.filter-btn:focus,
.btn:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

/* Selection Styles */
::selection {
  background: rgba(208, 229, 70, 0.2);
  color: var(--text-primary);
}