/**
 * Circular Daily Planner Styles
 * Main layout and component styling using theme system
 */

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* Navigation */
.planner-nav {
  background: var(--surface-card);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 2px 8px var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-back {
  color: var(--interactive-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-normal);
}

.nav-back:hover {
  color: var(--interactive-primary-hover);
}

.nav-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Main content */
.planner-main {
  padding: var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.planner-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

/* Form Section */
.planner-form-section {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.planner-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

/* Form Cards */
.form-card {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 16px var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.form-card:hover {
  box-shadow: 0 8px 24px var(--shadow-lg);
}

.form-card-header {
  padding: var(--space-xl) var(--space-xl) var(--space-lg);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

.form-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-xs) 0;
}

.form-card-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.form-card-content {
  padding: var(--space-xl);
}

.form-card-action .form-card-content {
  text-align: center;
}

/* Form Groups */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
  line-height: 1.4;
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-xs);
  line-height: 1.4;
}

/* Form Inputs */
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  background: var(--surface-input);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: var(--font-family-primary);
  transition: all var(--transition-normal);
  min-height: 44px; /* Touch-friendly minimum */
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--shadow-sm);
  background: var(--bg-primary);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

.form-input:invalid:not(:focus):not(:placeholder-shown) {
  border-color: var(--interactive-danger);
}

.form-input:valid:not(:focus):not(:placeholder-shown) {
  border-color: var(--interactive-success);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.5;
}

.form-input-time {
  max-width: 140px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-family-primary);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  min-height: 44px; /* Touch-friendly minimum */
  white-space: nowrap;
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--shadow-sm);
}

.btn-primary {
  background: var(--interactive-primary);
  color: var(--text-inverse);
  border-color: var(--interactive-primary);
}

.btn-primary:hover {
  background: var(--interactive-primary-hover);
  border-color: var(--interactive-primary-hover);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--interactive-secondary);
  color: var(--text-inverse);
  border-color: var(--interactive-secondary);
}

.btn-secondary:hover {
  background: var(--interactive-secondary-hover);
  border-color: var(--interactive-secondary-hover);
  transform: translateY(-1px);
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-icon {
  font-size: 1.125rem;
  line-height: 1;
}

/* Task Input Group */
.task-input-group {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr auto;
  gap: var(--space-md);
  align-items: end;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
}

.btn-add-task {
  align-self: end;
  min-width: 120px;
}

/* Task List */
.task-list-container {
  min-height: 200px;
}

.task-list-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
}

.empty-state {
  text-align: center;
  color: var(--text-secondary);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}

.empty-state-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-xs) 0;
}

.empty-state-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

/* Dynamic Task Items */
.task-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  transition: all var(--transition-normal);
  opacity: 1;
  transform: translateY(0);
}

.task-item:hover {
  border-color: var(--interactive-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--shadow-md);
}

.task-time {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--interactive-primary);
  min-width: 60px;
  font-family: var(--font-family-mono);
}

.task-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.task-description {
  color: var(--text-primary);
  font-weight: 500;
}

.task-priority {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.75rem;
  text-transform: capitalize;
}

.priority-icon {
  font-size: 0.875rem;
}

.priority-low { color: var(--interactive-success); }
.priority-medium { color: var(--accent-afternoon); }
.priority-high { color: var(--accent-morning); }
.priority-urgent { color: var(--interactive-danger); }

.task-actions {
  display: flex;
  gap: var(--space-xs);
}

.btn-sm {
  padding: var(--space-xs);
  min-height: 32px;
  font-size: 0.875rem;
}

.btn-edit {
  background: var(--accent-afternoon);
  color: var(--text-inverse);
  border-color: var(--accent-afternoon);
}

.btn-edit:hover {
  background: var(--interactive-primary-hover);
  border-color: var(--interactive-primary-hover);
}

.btn-delete {
  background: var(--interactive-danger);
  color: var(--text-inverse);
  border-color: var(--interactive-danger);
}

.btn-delete:hover {
  background: var(--interactive-danger-hover);
  border-color: var(--interactive-danger-hover);
}

/* Form Actions */
.form-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.btn-generate {
  min-width: 200px;
  font-size: 1.125rem;
  padding: var(--space-md) var(--space-xl);
}

/* Form Progress */
.form-progress {
  margin-top: var(--space-lg);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.progress-fill {
  height: 100%;
  background: var(--interactive-primary);
  border-radius: var(--radius-full);
  animation: progress-animation 2s ease-in-out infinite;
}

@keyframes progress-animation {
  0% { width: 0%; }
  50% { width: 70%; }
  100% { width: 100%; }
}

.progress-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
  margin: 0;
}

/* Preview Section */
.planner-preview-section {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.planner-preview-placeholder {
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  color: var(--text-secondary);
}

.preview-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  opacity: 0.5;
}

.preview-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-sm) 0;
}

.preview-description {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0 0 var(--space-lg) 0;
}

.preview-tasks {
  max-width: 500px;
  margin: 0 auto;
  text-align: left;
}

.preview-task {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xs);
  transition: all var(--transition-normal);
}

.preview-task:hover {
  border-color: var(--interactive-primary);
  transform: translateX(4px);
}

.preview-task-time {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--interactive-primary);
  min-width: 60px;
}

.preview-task-description {
  flex: 1;
  color: var(--text-primary);
  font-weight: 500;
}

.preview-task-priority {
  font-size: 1rem;
}

.preview-no-tasks {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  padding: var(--space-lg);
}

/* Notifications */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  color: var(--text-inverse);
  font-weight: 500;
  z-index: 1000;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  max-width: 300px;
  word-wrap: break-word;
  box-shadow: 0 4px 12px var(--shadow-lg);
}

.notification.notification-error {
  background: var(--interactive-danger);
}

.notification.notification-success {
  background: var(--interactive-success);
}

.notification.notification-info {
  background: var(--interactive-primary);
}

.notification.notification-warning {
  background: var(--accent-morning);
}

/* Form State Management */
.form[data-state="idle"] {
  opacity: 1;
}

.form[data-state="validating"] {
  opacity: 0.8;
}

.form[data-state="generating"] {
  opacity: 0.6;
  pointer-events: none;
}

.form[data-state="complete"] {
  opacity: 1;
}

/* Animation Classes */
@keyframes slideInFromTop {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.task-item.animate-in {
  animation: slideInFromTop 0.3s ease forwards;
}

.task-item.animate-out {
  animation: slideOutToTop 0.3s ease forwards;
}

/* Time Wheel */
.time-wheel-container {
  position: relative;
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.time-wheel {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--wheel-bg);
  border: 2px solid var(--wheel-border);
  position: relative;
  box-shadow: 0 8px 32px var(--shadow-lg);
}

/* Hour markers */
.hour-marker {
  position: absolute;
  width: 2px;
  height: 20px;
  background: var(--wheel-hour-minor);
  transform-origin: 50% 100%;
  top: 10px;
  left: 50%;
  margin-left: -1px;
}

.hour-marker.major {
  height: 30px;
  width: 3px;
  background: var(--wheel-hour-major);
}

.hour-label {
  position: absolute;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Time segments */
.time-segment {
  position: absolute;
  border-radius: 50%;
  opacity: 0.3;
  transition: opacity var(--transition-slow);
}

.time-segment.past {
  background: var(--wheel-past);
}

.time-segment.current {
  background: var(--wheel-current);
  opacity: 0.6;
}

.time-segment.future {
  background: var(--wheel-future);
}

/* Center info */
.center-info {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  background: var(--surface-card);
  border-radius: 50%;
  width: 120px;
  height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 16px var(--shadow-md);
  border: 2px solid var(--border-light);
}

.current-time {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--interactive-primary);
  margin-bottom: var(--space-xs);
}

.current-date {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Task Panel */
.task-panel {
  background: var(--surface-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: 0 8px 32px var(--shadow-lg);
  border: 1px solid var(--border-light);
  height: fit-content;
}

.task-input-container {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.task-input {
  flex: 1;
  min-width: 200px;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  background: var(--surface-input);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-normal);
}

.task-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--shadow-sm);
}

.time-input {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  background: var(--surface-input);
  color: var(--text-primary);
  font-size: 1rem;
  min-width: 120px;
  transition: border-color var(--transition-normal);
}

.time-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--shadow-sm);
}

.add-task-btn {
  padding: var(--space-sm) var(--space-lg);
  background: var(--interactive-primary);
  color: var(--text-inverse);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.add-task-btn:hover {
  background: var(--interactive-primary-hover);
  transform: translateY(-1px);
}

.add-task-btn:active {
  transform: translateY(0);
}

/* Task List */
.task-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.task-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.task-item:hover {
  border-color: var(--interactive-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--shadow-md);
}

.task-item.completed {
  opacity: 0.6;
  text-decoration: line-through;
}

.task-time {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--interactive-primary);
  min-width: 60px;
}

.task-text {
  flex: 1;
  color: var(--text-primary);
}

.task-actions {
  display: flex;
  gap: var(--space-xs);
}

.task-btn {
  padding: var(--space-xs);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.875rem;
  transition: all var(--transition-normal);
}

.task-btn.complete {
  background: var(--interactive-success);
  color: var(--text-inverse);
}

.task-btn.complete:hover {
  background: var(--interactive-success-hover);
}

.task-btn.delete {
  background: var(--interactive-danger);
  color: var(--text-inverse);
}

.task-btn.delete:hover {
  background: var(--interactive-danger-hover);
}

/* Responsive design - Mobile First */
@media (max-width: 768px) {
  .planner-main {
    padding: var(--space-md);
  }
  
  .nav-container {
    padding: var(--space-md);
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
  
  .nav-actions {
    order: -1;
  }
  
  .form-card-header {
    padding: var(--space-lg) var(--space-lg) var(--space-md);
  }
  
  .form-card-content {
    padding: var(--space-lg);
  }
  
  .form-card-title {
    font-size: 1.25rem;
  }
  
  .task-input-group {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    align-items: stretch;
  }
  
  .btn-add-task {
    align-self: stretch;
    min-width: auto;
  }
  
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .btn-generate {
    min-width: auto;
  }
  
  .time-wheel-container {
    max-width: 350px;
  }
  
  .center-info {
    width: 100px;
    height: 100px;
  }
  
  .current-time {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .planner-main {
    padding: var(--space-sm);
  }
  
  .form-card-header {
    padding: var(--space-md);
  }
  
  .form-card-content {
    padding: var(--space-md);
  }
  
  .form-card-title {
    font-size: 1.125rem;
  }
  
  .form-input,
  .form-select,
  .form-textarea {
    font-size: 16px; /* Prevent zoom on iOS */
  }
  
  .btn {
    font-size: 1rem;
    padding: var(--space-md) var(--space-lg);
  }
  
  .btn-generate {
    font-size: 1.125rem;
  }
  
  .time-wheel-container {
    max-width: 280px;
  }
  
  .center-info {
    width: 80px;
    height: 80px;
  }
  
  .current-time {
    font-size: 1rem;
  }
  
  .current-date {
    font-size: 0.625rem;
  }
}

@media (min-width: 769px) {
  .task-input-group {
    grid-template-columns: 1fr 2fr 1fr auto;
  }
}

@media (min-width: 1024px) {
  .planner-container {
    grid-template-columns: 1fr 400px;
    gap: var(--space-2xl);
    align-items: start;
  }
  
  .planner-form-section {
    max-width: none;
  }
}

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

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.task-item {
  animation: fadeIn 0.3s ease;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles for accessibility */
.form-input:focus,
.form-select:focus,
.form-textarea:focus,
.btn:focus,
.export-option-btn:focus,
.task-btn:focus {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
  box-shadow: 0 0 0 2px var(--border-focus);
}

/* High contrast focus for better visibility */
@media (prefers-contrast: high) {
  .form-input:focus,
  .form-select:focus,
  .form-textarea:focus,
  .btn:focus,
  .export-option-btn:focus,
  .task-btn:focus {
    outline: 3px solid var(--text-primary);
    outline-offset: 1px;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Performance optimizations */
.planner-container,
.form-card,
.task-item,
.export-modal-content {
  will-change: transform;
  transform: translateZ(0);
}

/* Optimize animations for better performance */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px) translateZ(0);
  }
  to {
    opacity: 1;
    transform: translateY(0) translateZ(0);
  }
}

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

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

/* GPU acceleration for smooth scrolling */
.planner-main {
  transform: translateZ(0);
  -webkit-overflow-scrolling: touch;
}

/* Optimize canvas rendering */
canvas {
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

/* Form validation states */
.form-input:invalid:not(:focus):not(:placeholder-shown) {
  border-color: var(--interactive-danger);
  box-shadow: 0 0 0 1px var(--interactive-danger);
}

.form-input:valid:not(:focus):not(:placeholder-shown) {
  border-color: var(--interactive-success);
}

/* Error and success messages */
.form-error {
  color: var(--interactive-danger);
  font-size: 0.75rem;
  margin-top: var(--space-xs);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.form-success {
  color: var(--interactive-success);
  font-size: 0.75rem;
  margin-top: var(--space-xs);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

/* Disabled states */
.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled,
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

/* Loading states */
.form-loading {
  position: relative;
  pointer-events: none;
}

.form-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--border-light);
  border-top-color: var(--interactive-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Circular Planner Styles */
.planner-empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  color: var(--text-secondary);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  opacity: 0.6;
}

.planner-empty-state h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.planner-empty-state p {
  margin-bottom: var(--space-xl);
  font-size: 1.125rem;
}

.empty-state-features {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
}

.feature-icon {
  font-size: 1.25rem;
}

/* Planner Preview */
.planner-preview {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.preview-header h3 {
  color: var(--text-primary);
  margin: 0;
}

.preview-header p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 0.875rem;
}

.preview-tasks {
  margin-bottom: var(--space-lg);
}

.preview-task {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-light);
}

.preview-task:last-child {
  border-bottom: none;
}

.preview-time {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
  min-width: 60px;
}

.preview-description {
  flex: 1;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.preview-more {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  padding: var(--space-sm) 0;
  font-style: italic;
}

/* Circular Planner Main */
.circular-planner {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.planner-header {
  background: var(--bg-secondary);
  padding: var(--space-xl);
  text-align: center;
  border-bottom: 1px solid var(--border-light);
}

.planner-header h2 {
  color: var(--text-primary);
  margin: 0 0 var(--space-sm) 0;
  font-size: 1.75rem;
}

.planner-date {
  color: var(--text-secondary);
  margin: 0;
  font-size: 1rem;
}

.planner-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
}

/* Time Wheel */
.time-wheel-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.time-wheel {
  position: relative;
  width: 300px;
  height: 300px;
  border: 2px solid var(--wheel-border);
  border-radius: 50%;
  background: var(--wheel-bg);
  box-shadow: 0 4px 20px var(--shadow-md);
}

.wheel-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  background: var(--surface-card);
  border: 2px solid var(--border-light);
  border-radius: 50%;
  width: 120px;
  height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: 0 2px 10px var(--shadow-sm);
}

.center-date {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 2px;
}

.center-time {
  font-size: 1.25rem;
  color: var(--text-primary);
  font-weight: 700;
  font-family: var(--font-family-mono);
  margin-bottom: 2px;
}

.center-name {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Hour Markers */
.hour-marker {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 20px;
  background: var(--wheel-hour-minor);
  transform-origin: 0 0;
  margin-left: -1px;
  margin-top: -10px;
}

.hour-marker.major {
  height: 30px;
  background: var(--wheel-hour-major);
  width: 3px;
  margin-left: -1.5px;
  margin-top: -15px;
}

.hour-label {
  position: absolute;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Task Markers */
.task-marker {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--surface-card);
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 10;
}

.task-marker:hover {
  transform: scale(1.2);
  box-shadow: 0 2px 8px var(--shadow-md);
}

.task-marker-morning {
  background: var(--accent-morning);
}

.task-marker-afternoon {
  background: var(--accent-afternoon);
}

.task-marker-evening {
  background: var(--accent-evening);
}

.task-marker.completed {
  opacity: 0.5;
  transform: scale(0.8);
}

.task-marker.priority-high {
  border-width: 3px;
  box-shadow: 0 0 0 2px var(--interactive-danger);
}

/* Tasks Panel */
.tasks-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.tasks-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-light);
}

.tasks-header h3 {
  color: var(--text-primary);
  margin: 0;
  font-size: 1.25rem;
}

.task-stats {
  display: flex;
  gap: var(--space-lg);
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--interactive-primary);
  font-family: var(--font-family-mono);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Task List */
.tasks-list {
  max-height: 300px;
  overflow-y: auto;
}

.task-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  transition: all var(--transition-normal);
}

.task-item:hover {
  border-color: var(--border-medium);
  box-shadow: 0 2px 8px var(--shadow-sm);
}

.task-item.completed {
  opacity: 0.6;
  background: var(--bg-tertiary);
}

.task-item.completed .task-description {
  text-decoration: line-through;
}

.task-time {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  color: var(--text-secondary);
  min-width: 60px;
  font-weight: 600;
}

.task-content {
  flex: 1;
}

.task-description {
  color: var(--text-primary);
  font-size: 0.875rem;
  margin-bottom: var(--space-xs);
}

.task-priority {
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.task-actions {
  display: flex;
  gap: var(--space-xs);
}

.task-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--surface-card);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-size: 0.875rem;
}

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

.task-btn.complete {
  background: var(--interactive-success);
  color: var(--text-inverse);
  border-color: var(--interactive-success);
}

.task-btn.complete:hover {
  background: var(--interactive-success-hover);
  border-color: var(--interactive-success-hover);
}

/* Notes Section */
.notes-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-xl);
}

.notes-section h3 {
  color: var(--text-primary);
  margin: 0 0 var(--space-lg) 0;
  font-size: 1.25rem;
}

.notes-content {
  display: grid;
  gap: var(--space-lg);
}

.notes-item h4 {
  color: var(--text-primary);
  margin: 0 0 var(--space-sm) 0;
  font-size: 1rem;
  font-weight: 600;
}

.notes-item p {
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
  background: var(--surface-card);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

/* Planner Actions */
.planner-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
}

.btn-icon {
  margin-right: var(--space-xs);
}

/* Responsive Design Updates */
@media (max-width: 768px) {
  .planner-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .time-wheel {
    width: 250px;
    height: 250px;
  }

  .wheel-center {
    width: 100px;
    height: 100px;
  }

  .center-time {
    font-size: 1rem;
  }

  .empty-state-features {
    flex-direction: column;
    gap: var(--space-md);
  }

  .planner-actions {
    flex-direction: column;
  }

  .task-stats {
    gap: var(--space-md);
  }
}

/* Export Modal Styles */
.export-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.export-modal.show {
  opacity: 1;
  visibility: visible;
}

.export-modal-content {
  background: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: 0 20px 40px var(--shadow-lg);
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.export-modal.show .export-modal-content {
  transform: scale(1);
}

.export-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

.export-modal-header h3 {
  color: var(--text-primary);
  margin: 0;
  font-size: 1.25rem;
}

.export-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.export-modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.export-modal-body {
  padding: var(--space-xl);
  max-height: 60vh;
  overflow-y: auto;
}

.export-options {
  display: grid;
  gap: var(--space-xl);
}

.export-option-group h4 {
  color: var(--text-primary);
  margin: 0 0 var(--space-sm) 0;
  font-size: 1rem;
  font-weight: 600;
}

.export-option-description {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0 0 var(--space-md) 0;
  line-height: 1.4;
}

.export-option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.export-option-btn {
  background: var(--surface-card);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.export-option-btn:hover {
  border-color: var(--border-medium);
  box-shadow: 0 2px 8px var(--shadow-sm);
}

.export-option-btn.selected {
  border-color: var(--interactive-primary);
  background: var(--interactive-primary);
  color: var(--text-inverse);
}

.export-option-name {
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: var(--space-xs);
}

.export-option-size {
  font-size: 0.75rem;
  opacity: 0.8;
  font-family: var(--font-family-mono);
}

.export-option-type {
  font-size: 0.7rem;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: var(--space-xs);
}

.export-preview {
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-light);
}

.export-preview h4 {
  color: var(--text-primary);
  margin: 0 0 var(--space-md) 0;
  font-size: 1rem;
  font-weight: 600;
}

.export-preview-canvas {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.export-preview-canvas canvas {
  max-width: 100%;
  max-height: 180px;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px var(--shadow-sm);
}

.export-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
  padding: var(--space-xl);
  border-top: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

/* Responsive Export Modal */
@media (max-width: 768px) {
  .export-modal-content {
    width: 95%;
    margin: var(--space-md);
  }
  
  .export-option-grid {
    grid-template-columns: 1fr;
  }
  
  .export-modal-footer {
    flex-direction: column;
  }
  
  .export-modal-footer .btn {
    width: 100%;
  }
}


/* Mobile-first refinements for circular planner */
@media (max-width: 600px) {
  .planner-main { padding: var(--space-lg); }
  .planner-container { gap: var(--space-lg); }

  .circular-planner { background: var(--surface-card); border: 1px solid var(--border-light); border-radius: 16px; padding: 16px; }
  .circular-planner .planner-content { display: flex; flex-direction: column; gap: 20px; }
  .time-wheel-container { display: grid; place-items: center; }
  .time-wheel { position: relative; width: 320px; height: 320px; max-width: 86vw; max-height: 86vw; border-radius: 50%; background: var(--bg-primary); border: 2px solid var(--border-light); }
  .time-wheel .wheel-center { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 36%; height: 36%; border-radius: 50%; background: var(--surface-card); border: 1px solid var(--border-light); display: grid; place-items: center; text-align: center; padding: 6px; }
  .time-wheel .hour-marker { position: absolute; top: 50%; left: 50%; width: 50%; height: 2px; transform-origin: left center; opacity: 0.5; }
  .time-wheel .hour-label { position: absolute; transform: translate(-50%, -50%); font-size: 10px; color: var(--text-secondary); }
  .task-marker { position: absolute; width: 10px; height: 10px; border-radius: 50%; box-shadow: 0 0 0 2px var(--surface-card); transition: transform 150ms ease; }
  .task-marker:hover, .task-marker:active { transform: scale(1.2); }
  .task-marker-morning { background: var(--accent-morning); }
  .task-marker-afternoon { background: var(--accent-afternoon); }
  .task-marker-evening { background: var(--accent-evening); }
  .task-marker.completed { outline: 2px solid var(--interactive-success); }
  .tasks-panel { background: var(--surface-card); border: 1px solid var(--border-light); border-radius: 12px; padding: 12px; }
  .tasks-panel .task-item { display: grid; grid-template-columns: 56px 1fr auto; align-items: center; gap: 10px; padding: 10px 8px; border-bottom: 1px solid var(--border-light); }
  .tasks-panel .task-item:last-child { border-bottom: 0; }
}

/* Aesthetic circle layout (mobile/alt mode) */
.planner-aesthetic {
  position: relative;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: #fff;
}

.planner-aesthetic .background-elements {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.planner-aesthetic .floating-circle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  animation: planner-float 6s ease-in-out infinite;
}
.planner-aesthetic .floating-circle.fc1 { width: 100px; height: 100px; top: 20%; left: 10%; animation-delay: 0s; }
.planner-aesthetic .floating-circle.fc2 { width: 150px; height: 150px; top: 60%; right: 15%; animation-delay: -2s; }
.planner-aesthetic .floating-circle.fc3 { width: 80px; height: 80px; bottom: 20%; left: 20%; animation-delay: -4s; }

@keyframes planner-float { 0%,100%{ transform: translateY(0) rotate(0deg);} 50%{ transform: translateY(-20px) rotate(180deg);} }

.planner-aesthetic .header {
  text-align: center;
  margin: 24px 0 12px;
  color: #fff;
}
.planner-aesthetic .header .date { font-size: clamp(2rem, 8vw, 3.5rem); font-weight: 300; text-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.planner-aesthetic .header .subtitle { opacity: 0.9; font-weight: 300; }

.planner-aesthetic .planner-grid { display:flex; flex-wrap:wrap; justify-content:center; align-items:center; gap: 24px; margin: 18px auto; position: relative; z-index: 1; }

.planner-aesthetic .task-circle {
  width: 280px; height: 280px; border-radius: 50%; position: relative; cursor: pointer;
  transition: transform .3s ease, box-shadow .3s ease, opacity .3s ease;
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  display:flex; flex-direction:column; justify-content:center; align-items:center; text-align:center; padding: 22px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}
.planner-aesthetic .task-circle:hover { transform: scale(1.04) translateY(-6px); box-shadow: 0 30px 60px rgba(0,0,0,0.28); }
.planner-aesthetic .task-circle.completed { opacity: .75; transform: scale(.96); }

.planner-aesthetic .task-circle .time-label { font-size: .9rem; font-weight:600; margin-bottom: 10px; text-transform: uppercase; letter-spacing:.06em; opacity:.9; }
.planner-aesthetic .task-circle .task-title { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; }
.planner-aesthetic .task-circle .task-description { font-size: .95rem; line-height: 1.35; opacity: .95; }

.planner-aesthetic .priority-badge { position:absolute; top:14px; right:14px; padding:6px 10px; border-radius: 999px; font-size: .75rem; font-weight:700; letter-spacing:.04em; text-transform: uppercase; }
.planner-aesthetic .priority-high { background: rgba(231,76,60,.95); color:#fff; }
.planner-aesthetic .priority-medium { background: rgba(243,156,18,.95); color:#fff; }
.planner-aesthetic .priority-low { background: rgba(46,204,113,.95); color:#fff; }

.planner-aesthetic .progress-ring { position:absolute; top:-10px; left:-10px; width: 300px; height:300px; }
.planner-aesthetic .progress-ring-circle { stroke: rgba(255,255,255,.35); stroke-width:3; fill: transparent; transform-origin:50% 50%; transform: rotate(-90deg); }

.planner-aesthetic .center-hub { width: 200px; height: 200px; border-radius: 50%; display:flex; flex-direction:column; justify-content:center; align-items:center; color:#fff;
  background: linear-gradient(135deg, rgba(255,255,255,.3) 0%, rgba(255,255,255,.12) 100%);
  -webkit-backdrop-filter: blur(30px); backdrop-filter: blur(30px);
  border: 2px solid rgba(255,255,255,.28); box-shadow: 0 25px 50px rgba(0,0,0,.28);
}
.planner-aesthetic .hub-title{ font-size:1.1rem; font-weight:700; margin-bottom:6px; }
.planner-aesthetic .hub-date{ opacity:.9; }

.planner-aesthetic .morning { background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%); color: #8b4513; }
.planner-aesthetic .afternoon { background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%); color: #2c3e50; }
.planner-aesthetic .evening { background: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%); color: #4a4a4a; }

.planner-aesthetic .notes-section{ max-width: 800px; margin: 10px auto 24px; color:#fff; background: rgba(255,255,255,.16); border:1px solid rgba(255,255,255,.22); border-radius:20px; padding:20px; -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); }
.planner-aesthetic .notes-title{ font-size:1.2rem; font-weight:700; margin-bottom:14px; }
.planner-aesthetic .note-item{ font-size:1rem; line-height:1.5; opacity:.95; margin-bottom:10px; }