/* ==========================================================================
   EcoLeaf Notes - Main Application Stylesheet
   ========================================================================== */

/* --- App Layout --- */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* --- Top Navigation Bar --- */
.eco-navbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251, 249, 244, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .eco-navbar {
  background: rgba(18, 31, 23, 0.88);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
}

.brand-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-forest-600), var(--color-sage-500));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(45, 106, 79, 0.25);
  transition: transform var(--transition-fast);
}

.brand-icon:hover {
  transform: rotate(-8deg) scale(1.05);
}

.brand-title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.brand-subtitle {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-tag);
}

/* Nav Actions */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.eco-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  background: var(--color-badge-bg);
  color: var(--color-badge-text);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid rgba(82, 183, 136, 0.25);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.eco-pill:hover {
  background: var(--color-mint-100);
  transform: translateY(-1px);
}

.eco-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  background: var(--color-forest-600);
  color: #ffffff;
  font-weight: 600;
  font-size: var(--text-sm);
  box-shadow: 0 4px 12px rgba(45, 106, 79, 0.25);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.eco-btn-primary:hover {
  background: var(--color-forest-700);
  box-shadow: 0 6px 16px rgba(45, 106, 79, 0.35);
  transform: translateY(-1px);
}

.eco-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-surface);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  font-weight: 500;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

.icon-btn {
  width: var(--min-touch-size);
  height: var(--min-touch-size);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  background: transparent;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

/* --- Main Layout Grid --- */
.main-wrapper {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  flex: 1;
}

/* --- Sidebar --- */
.eco-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.sidebar-heading {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Nav Menu in Sidebar */
.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.nav-item-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.nav-item:hover {
  background: var(--color-paper-subtle);
  color: var(--color-text-primary);
}

.nav-item.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 600;
}

.nav-count {
  font-size: var(--text-xs);
  padding: 0.1rem 0.45rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-tag);
  color: var(--color-text-muted);
  font-weight: 600;
}

.nav-item.active .nav-count {
  background: var(--color-accent);
  color: #ffffff;
}

/* Tag Cloud */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-paper-subtle);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tag-badge:hover, .tag-badge.active {
  background: var(--color-forest-600);
  color: #ffffff;
  border-color: var(--color-forest-600);
}

/* Level & Tree Progress Widget */
.eco-level-widget {
  background: linear-gradient(145deg, rgba(64, 145, 108, 0.12), rgba(196, 139, 72, 0.08));
  border: 1px solid rgba(82, 183, 136, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.level-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.level-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-forest-700);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

[data-theme="dark"] .level-title {
  color: var(--color-mint-200);
}

.level-badge {
  font-size: var(--text-xs);
  padding: 0.15rem 0.5rem;
  background: var(--color-forest-600);
  color: #ffffff;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.progress-bar-container {
  height: 8px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

[data-theme="dark"] .progress-bar-container {
  background: rgba(255, 255, 255, 0.1);
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-sage-400), var(--color-forest-600));
  border-radius: var(--radius-full);
  transition: width var(--transition-smooth);
}

.level-stats {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* --- Main Content Area --- */
.eco-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Daily Eco Tip Hero Banner */
.eco-inspiration-banner {
  background: linear-gradient(135deg, rgba(82, 183, 136, 0.15), rgba(212, 163, 115, 0.12));
  border: 1px solid rgba(82, 183, 136, 0.22);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
}

.inspiration-content {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 1;
}

.inspiration-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--color-forest-600);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

[data-theme="dark"] .inspiration-label {
  color: var(--color-mint-300);
}

.inspiration-text {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  font-style: italic;
}

.inspiration-refresh {
  flex-shrink: 0;
  z-index: 1;
}

/* Filter & View Control Bar */
.control-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 260px;
}

.search-icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  color: var(--color-text-primary);
}

.search-input:focus {
  border-color: var(--color-forest-600);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

.view-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-select {
  padding: 0.55rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.filter-select:focus {
  border-color: var(--color-forest-600);
}

.layout-toggle-group {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-card);
}

.layout-btn {
  padding: 0.5rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.layout-btn:hover {
  background: var(--color-paper-subtle);
  color: var(--color-text-primary);
}

.layout-btn.active {
  background: var(--color-accent-light);
  color: var(--color-forest-600);
}

/* --- Notes Grid Container --- */
.notes-container {
  display: grid;
  gap: 1.5rem;
  transition: all var(--transition-normal);
}

/* Grid Layout (Default: Bento/Masonry Style) */
.notes-container.view-grid {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

/* Compact List Layout */
.notes-container.view-list {
  grid-template-columns: 1fr;
}

/* Note Card - Warm Paper Journal Design */
.note-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  cursor: pointer;
}

.note-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-border-hover);
}

.note-card.is-pinned {
  border-top: 3px solid var(--color-forest-600);
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-tag);
  color: var(--color-forest-700);
}

[data-theme="dark"] .card-category-badge {
  color: var(--color-mint-200);
}

.card-meta-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.pin-indicator {
  color: var(--color-earth-amber);
  display: flex;
  align-items: center;
}

.card-title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.35;
}

.card-content-preview {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: pre-line;
}

.card-image-preview {
  width: 100%;
  height: 140px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--color-border);
}

/* Carbon Reduction Highlight Pill */
.eco-impact-tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--color-badge-bg);
  color: var(--color-badge-text);
  border: 1px solid rgba(82, 183, 136, 0.2);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: auto;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.card-tag {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.card-quick-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.note-card:hover .card-quick-actions {
  opacity: 1;
}

.action-icon-btn {
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.action-icon-btn:hover {
  background: var(--color-paper-subtle);
  color: var(--color-text-primary);
}

.action-icon-btn.is-favorite {
  color: #e63946;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 1.5rem;
  background: var(--color-bg-card);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.empty-icon-wrap {
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-tag);
  color: var(--color-forest-600);
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-title {
  font-size: var(--text-xl);
  font-weight: 600;
}

.empty-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 360px;
}

/* --- Modals --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 16, 0.45);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-floating);
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px) scale(0.98);
  transition: transform var(--transition-normal);
}

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

.modal-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.modal-title {
  font-size: var(--text-xl);
  font-weight: 600;
}

/* Modal Form Container */
#noteForm {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.modal-body {
  padding: 1.5rem 1.75rem;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-footer {
  padding: 1rem 1.75rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--color-paper-subtle);
  flex-shrink: 0;
}

/* Form Groups */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.form-input, .form-textarea, .form-select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  color: var(--color-text-primary);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-forest-600);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

.form-textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.6;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Preset Carbon Reduction Quick Chips */
.reduction-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.35rem;
}

.chip-btn {
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  background: var(--color-paper-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chip-btn:hover {
  background: var(--color-badge-bg);
  color: var(--color-badge-text);
  border-color: var(--color-mint-200);
}

/* Eco Impact Dashboard Styles */
.impact-hero {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.impact-stat-card {
  background: var(--color-paper-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.stat-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  background: var(--color-forest-600);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-number {
  font-size: var(--text-2xl);
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-forest-700);
}

[data-theme="dark"] .stat-number {
  color: var(--color-mint-300);
}

.stat-unit {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.stat-desc {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* Equivalent Impact Graphic */
.equivalent-box {
  background: linear-gradient(135deg, rgba(82, 183, 136, 0.12), rgba(212, 163, 115, 0.1));
  border: 1px solid rgba(82, 183, 136, 0.25);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.equivalent-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Share Poster Preview Card */
.poster-preview-card {
  background: #ffffff;
  color: #19241c;
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  border: 1px solid #e4dcd0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
}

.poster-stamp {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  border: 2px dashed var(--color-forest-600);
  color: var(--color-forest-600);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-serif);
  font-size: var(--text-xs);
  font-weight: 700;
  transform: rotate(6deg);
  letter-spacing: 0.05em;
}

.poster-title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--color-forest-900);
  line-height: 1.3;
}

.poster-content {
  font-size: var(--text-base);
  line-height: 1.7;
  color: #334438;
}

.poster-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px dashed #d4c8b8;
  font-size: var(--text-xs);
  color: #6b7f70;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  background: var(--color-forest-900);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: toastIn 250ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .main-wrapper {
    grid-template-columns: 240px 1fr;
    gap: 1.25rem;
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .eco-navbar {
    padding: 0.6rem 1rem;
  }
  
  .main-wrapper {
    grid-template-columns: 1fr;
  }

  .eco-sidebar {
    display: none; /* Collapsible or converted into drawer for mobile */
  }

  .eco-sidebar.mobile-open {
    display: flex;
    position: fixed;
    inset: 0;
    z-index: 45;
    background: var(--color-bg-canvas);
    padding: 1.5rem;
    overflow-y: auto;
  }

  .impact-hero {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .notes-container.view-grid {
    grid-template-columns: 1fr;
  }
}