/* CSS Variables for Theming */
:root {
  /* Light theme colors */
  --bg-primary: #f3f4f6;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e5e7eb;
  --bg-accent: #3b82f6;
  --bg-accent-hover: #2563eb;
  --bg-success: #10b981;
  --bg-warning: #f59e0b;
  --bg-danger: #ef4444;
  
  --text-primary: #111827;
  --text-highlight:#ff6600;
  --text-secondary: #6b7280;
  --text-tertiary: #9ca3af;
  --text-inverse: #ffffff;
  
  --border-primary: #d1d5db;
  --border-secondary: #e5e7eb;
  --border-focus: #3b82f6;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
}

/* Dark theme colors */
.dark {
  --bg-primary: #111827;
  --bg-secondary: #1f2937;
  --bg-tertiary: #374151;
  --bg-accent: #56a33c;
  --bg-accent-hover: #1f2937;
  --bg-success: #bbfc42;
  --bg-warning: #f59e0b;
  --bg-danger: #ef4444;
  
  --text-primary: #f9fafb;
  --text-secondary: #d1d5db;
  --text-tertiary: #9ca3af;
  --text-inverse: #111827;
  
  --border-primary: #4b5563;
  --border-secondary: #374151;
  --border-focus: #3b82f6;
  --border-completed: #56a33c;
}

/* Base styles */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Full screen layout */
.full-screen {
  height: 100vh;
  overflow: hidden;
}

.app-container {
  display: flex;
  height: 100vh;
}

/* Left Navigation */
.left-nav {
  width: 280px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  display: flex;
  flex-direction: column;
  padding: var(--spacing-md);
}

.nav-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-secondary);
}

.nav-logo {
  height: 3.5rem;
  width: auto;
}

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

.nav-menu {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: all 0.2s ease;
}

.nav-link:hover {
  background-color: var(--bg-tertiary);
  color: var( --text-highlight);
}

.nav-link.active {
  border-bottom: thin solid var(--bg-accent);
  color: var(--text);
}

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

.nav-footer {
  margin-top: auto;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-secondary);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.nav-theme-btn {
  align-self: flex-start;
}

/* Main Content Area */
.main-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.page-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: var(--spacing-2xl);
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
}

.page-subtitle {
  color: var(--text-secondary);
  margin: 0;
}

/* Coming Soon Page */
.coming-soon {
  text-align: center;
  padding: var(--spacing-2xl);
}

.coming-soon h2 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.coming-soon p {
  color: var(--text-secondary);
}

/* Legacy Layout Components (for backwards compatibility) */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.content-wrapper {
  max-width: 672px;
  margin: 0 auto;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
}

.header-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo {
  height: 4rem;
  width: auto;
  margin-bottom: var(--spacing-sm);
}

.loginBtn{
  width: 100px;
}
.hyperlink{
  color: var(--text-primary);
  text-decoration:underline
}
.hyperlink:hover{
color:var(--bg-warning)
}

.header-subtitle {
  text-align: center;
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--bg-accent);
  color: var(--text-primary);
}

/* .btn-primary:hover {
  background-color: var(--bg-accent-hover);
} */

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
}

.btn-theme-toggle {
  padding: var(--spacing-sm);
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: var(--radius-lg);
}

.btn-theme-toggle:hover {
  background-color: var(--bg-secondary);
}

/* Cards */
.card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.card-header {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-row {
  display: flex;
  gap: var(--spacing-md);
}

.form-field {
  flex: 1;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.form-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-sm);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.form-textarea {
  min-height: 4rem;
  resize: vertical;
}

/* Goal Grid */
.goals-grid {
  display: grid;
  gap: var(--spacing-lg);
}

.goal-card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-md);
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

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

.drag-handle {
  font-size: 1.2rem;
  color: var(--text-tertiary);
  cursor: grab;
  margin-right: var(--spacing-sm);
  padding: var(--spacing-xs);
  user-select: none;
  line-height: 1;
}

.drag-handle:hover {
  color: var(--text-secondary);
}

.goal-card[draggable="true"]:hover {
  cursor: grab;
}

.goal-card.dragging {
  opacity: 0.5;
  transform: rotate(2deg);
  cursor: grabbing;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
}

#sortable-goals {
  min-height: 100px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.goal-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.goal-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.goal-meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-bottom: var(--spacing-md);
}

/* Progress Grid */
.weeks-grid {
  display: grid;
  grid-template-columns: repeat(12, 20px);
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.week-cell {
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid var(--border-secondary);
}

.week-cell.empty {
  background-color: var(--bg-tertiary);
}

.week-cell.completed {
  background-color: var(--bg-success);
  border: 1px solid var(  --border-completed);

}

.week-cell.current {
  border-color: var(--border-focus);
  border-width: 2px;
}

.week-cell:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-sm);
}

/* Auth */
.auth-container {
  text-align: center;
}

.auth-message {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* Edit Form */
.edit-form {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-secondary);
}

/* Component-specific styles */
.add-goal-btn{

}

.add-goal-btn:hover {
  background-color:var(--bg-success) ;
}

.goal-form-hidden {
  display: none;
}

.form-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.form-actions .btn {
  flex: 1;
}

.btn-text-link {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  color: var(--text-secondary);
  text-decoration: underline;
  font-size: 0.875rem;
}

.btn-text-link:hover {
  color: var(--text-primary);
}

.week-cell-remaining {
  background-color: var(--bg-accent);
}

.week-cell-elapsed {
  background-color: var(--text-tertiary);
}

.week-spacer {
  width: calc(var(--spacing-x));
}

.weeks-info {
  color: var(--text-secondary);
}

.user-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
}

.user-name {
  color: var(--text-primary);
}

.user-email {
  color: var(--text-secondary);
}

/* Utilities */
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.block { display: block; }
.inline { display: inline; }
.flex { display: flex; }
.grid { display: grid; }

.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-4 { gap: var(--spacing-md); }

.m-0 { margin: 0; }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-8 { margin-bottom: var(--spacing-2xl); }

.p-2 { padding: var(--spacing-sm); }
.p-4 { padding: var(--spacing-md); }
.p-6 { padding: var(--spacing-lg); }

/* Dark mode specific overrides */
.dark .dark-hidden { display: none; }
.dark .dark-inline { display: inline; }
.light-hidden { display: none; }
.dark .light-hidden { display: block; }

/* Theme Helpers */
.theme-light {
  --bg-primary: #f3f4f6;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e5e7eb;
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-tertiary: #9ca3af;
}

.theme-dark {
  --bg-primary: #111827;
  --bg-secondary: #1f2937;
  --bg-tertiary: #374151;
  --text-primary: #f9fafb;
  --text-secondary: #d1d5db;
  --text-tertiary: #9ca3af;
}

.theme-blue {
  --bg-accent: #1e40af;
  --bg-accent-hover: #1d4ed8;
}

.theme-green {
  --bg-accent: #059669;
  --bg-accent-hover: #047857;
}

.theme-purple {
  --bg-accent: #7c3aed;
  --bg-accent-hover: #8b5cf6;
}

.theme-red {
  --bg-accent: #dc2626;
  --bg-accent-hover: #ef4444;
}

/* Responsive */
@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }
  
  .left-nav {
    width: 100%;
    height: auto;
    flex-direction: row;
    align-items: center;
    padding: var(--spacing-md);
    border-right: none;
    border-bottom: 1px solid var(--border-primary);
  }
  
  .nav-header {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
    margin-right: auto;
  }
  
  .nav-menu {
    flex-direction: row;
    flex: none;
    gap: var(--spacing-md);
  }
  
  .nav-footer {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    flex-direction: row;
    align-items: center;
  }
  
  .main-content {
    height: calc(100vh - 80px);
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .header {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .header-actions {
    width: 100%;
    justify-content: center;
  }
  
  .weeks-grid {
    grid-template-columns: repeat(8, 1fr);
  }
  
  #sortable-goals {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .weeks-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  
  .card {
    padding: var(--spacing-md);
  }
}