/**
 * Simple Notes - Functional Components & UI Styling
 */

/* ==========================================================================
   1. App Header & Control Bar
   ========================================================================== */
.app-header {
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  background-color: var(--card-charcoal);
  border: 1px solid var(--card-charcoal-border);
}

.brand-section {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.brand-title {
  font-family: var(--font-editorial);
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-style: italic;
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.035em;
  color: var(--text-white);
  text-decoration: none;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--accent-acid);
  border: 1px solid rgba(232, 216, 56, 0.35);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: rgba(232, 216, 56, 0.08);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-charcoal-border);
  color: var(--text-cream);
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 8px 38px 8px 12px;
  border-radius: var(--radius-sm);
  width: 220px;
  outline: none;
  transition: all var(--duration-normal) var(--ease-spring);
}

.search-input:focus {
  border-color: var(--accent-acid);
  background: rgba(0, 0, 0, 0.5);
  width: 280px;
  box-shadow: 0 0 12px var(--accent-acid-glow);
}

.search-shortcut-badge {
  position: absolute;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  padding: 2px 5px;
  pointer-events: none;
}

/* Tactile Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent-acid);
  color: var(--accent-acid-ink);
  box-shadow: 2px 2px 0 #0A0A0A;
}

.btn-primary:hover {
  background: #FFF04D;
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 #0A0A0A;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-cream);
  border-color: var(--card-charcoal-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--card-charcoal-border-high);
  color: var(--text-white);
  transform: translateY(-1px);
}

.btn-paper {
  background: rgba(10, 10, 10, 0.06);
  color: var(--card-paper-ink);
  border-color: var(--card-paper-border);
}

.btn-paper:hover {
  background: var(--card-paper-ink);
  color: var(--card-paper);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.12);
  color: #EF4444;
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #EF4444;
  color: #FFFFFF;
}

/* ==========================================================================
   2. Notes Explorer Panel (Sidebar)
   ========================================================================== */
.explorer-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 640px;
}

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

.filter-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--card-charcoal-border);
}

.filter-chip {
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dim);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-chip:hover {
  color: var(--text-white);
  background: rgba(255, 255, 255, 0.08);
}

.filter-chip.active {
  background: var(--accent-acid);
  color: var(--accent-acid-ink);
  font-weight: 600;
}

/* Tag Cloud Strip */
.tags-scroll-container {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 0 8px;
  scrollbar-width: thin;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.tag-badge:hover, .tag-badge.active {
  border-color: var(--accent-acid);
  color: var(--accent-acid);
  background: rgba(232, 216, 56, 0.08);
}

/* Notes List Feed */
.notes-feed {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 4px;
}

.note-card-item {
  position: relative;
  padding: 14px 16px;
  background: var(--card-charcoal-elevated);
  border: 1px solid var(--card-charcoal-border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
}

.note-card-item:hover {
  transform: translateX(3px);
  border-color: var(--card-charcoal-border-high);
}

.note-card-item.active {
  border-color: var(--accent-acid);
  background: rgba(232, 216, 56, 0.04);
  box-shadow: inset 3px 0 0 var(--accent-acid);
}

.note-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.note-item-title {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.note-item-icons {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
}

.pin-icon {
  color: var(--accent-acid);
}

.favorite-icon {
  color: #F59E0B;
}

.note-item-snippet {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.note-item-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
}

.note-item-tags {
  display: flex;
  gap: 4px;
}

.empty-state {
  text-align: center;
  padding: 48px 16px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 0.1em;
}

/* ==========================================================================
   3. Active Memo Studio (Warm Paper Surface)
   ========================================================================== */
.editor-card {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 640px;
  position: relative;
}

.editor-ribbon {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--card-paper-border);
}

.ribbon-telemetry {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--card-paper-muted);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(10, 10, 10, 0.08);
  font-weight: 600;
}

.status-pip {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
}

.status-pip.saving {
  background: var(--color-warning);
  animation: pulseScale 0.8s infinite alternate;
}

.mode-switcher {
  display: flex;
  align-items: center;
  background: rgba(10, 10, 10, 0.08);
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}

.mode-btn {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--card-paper-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-btn.active {
  background: var(--card-paper-ink);
  color: var(--card-paper);
}

.ribbon-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.action-icon-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  border: 1px solid var(--card-paper-border);
  background: rgba(10, 10, 10, 0.05);
  color: var(--card-paper-ink);
  cursor: pointer;
  transition: all 0.2s ease;
}

.action-icon-btn:hover {
  background: var(--card-paper-ink);
  color: var(--card-paper);
}

.action-icon-btn.active {
  background: var(--card-paper-ink);
  color: var(--accent-acid);
  border-color: var(--card-paper-ink);
}

/* Title Input */
.title-input {
  font-family: var(--font-editorial);
  font-size: clamp(2rem, 3.4vw, 2.8rem);
  font-style: italic;
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.035em;
  color: var(--card-paper-ink);
  border: none;
  background: transparent;
  outline: none;
  width: 100%;
}

.title-input::placeholder {
  color: rgba(10, 10, 10, 0.28);
}

/* Tag Strip Inside Memo */
.memo-tag-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.memo-tag-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  background: rgba(10, 10, 10, 0.08);
  color: var(--card-paper-ink);
  border-radius: 4px;
}

.memo-tag-remove {
  cursor: pointer;
  font-weight: 700;
  opacity: 0.6;
}
.memo-tag-remove:hover { opacity: 1; }

.add-tag-input {
  font-family: var(--font-mono);
  font-size: 10px;
  border: 1px dashed var(--card-paper-border);
  background: transparent;
  padding: 2px 8px;
  border-radius: 4px;
  outline: none;
  width: 90px;
}

/* Workspaces */
.workspace-container {
  flex: 1;
  display: flex;
  gap: 20px;
  overflow: hidden;
}

.memo-textarea {
  flex: 1;
  width: 100%;
  height: 100%;
  border: none;
  background: transparent;
  resize: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--card-paper-ink);
  overflow-y: auto;
}

.memo-preview-pane {
  flex: 1;
  height: 100%;
  overflow-y: auto;
  padding-right: 8px;
  border-left: 1px dashed var(--card-paper-border);
  padding-left: 20px;
}

/* View Mode Toggling */
.mode-edit .memo-preview-pane { display: none; }
.mode-edit .memo-textarea { width: 100%; }

.mode-preview .memo-textarea { display: none; }
.mode-preview .memo-preview-pane { width: 100%; border-left: none; padding-left: 0; }

.mode-split .memo-textarea { width: 50%; }
.mode-split .memo-preview-pane { width: 50%; }

/* ==========================================================================
   4. Rendered Markdown Typography
   ========================================================================== */
.memo-preview-pane h1,
.memo-preview-pane h2,
.memo-preview-pane h3 {
  font-family: var(--font-editorial);
  font-style: italic;
  font-weight: 600;
  color: var(--card-paper-ink);
  margin: 16px 0 8px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.memo-preview-pane h1 { font-size: 1.9rem; }
.memo-preview-pane h2 { font-size: 1.5rem; }
.memo-preview-pane h3 { font-size: 1.2rem; }

.editorial-paragraph {
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.65;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.editorial-quote {
  border-left: 3px solid var(--card-paper-ink);
  padding-left: 14px;
  margin: 12px 0;
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: 14px;
  color: var(--card-paper-muted);
}

.editorial-divider {
  border: none;
  border-top: 1px solid var(--card-paper-border);
  margin: 20px 0;
}

.editorial-list-item {
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.6;
  margin-left: 20px;
  margin-bottom: 4px;
  color: #1a1a1a;
}

/* Interactive Task List */
.task-list-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 6px 0;
  font-family: var(--font-sans);
  font-size: 12px;
  color: #1a1a1a;
}

.task-checkbox {
  appearance: none;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--card-paper-ink);
  border-radius: 3px;
  cursor: pointer;
  position: relative;
  background: transparent;
  transition: all 0.15s ease;
}

.task-checkbox:checked {
  background: var(--card-paper-ink);
}

.task-checkbox:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 10px;
  color: var(--accent-acid);
  font-weight: 700;
}

.task-list-item.completed .task-label {
  text-decoration: line-through;
  opacity: 0.55;
}

/* Code Blocks & Inline Code */
.inline-code {
  font-family: var(--font-mono);
  font-size: 11px;
  background: rgba(10, 10, 10, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  color: #8f1d1d;
}

.code-wrapper {
  margin: 14px 0;
  border-radius: 8px;
  overflow: hidden;
  background: #0D0D0B;
  border: 1px solid rgba(10, 10, 10, 0.4);
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  background: #141412;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.code-lang {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.copy-code-btn {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: transparent;
  color: var(--text-cream);
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-code-btn:hover {
  background: var(--accent-acid);
  color: var(--accent-acid-ink);
  border-color: var(--accent-acid);
}

.code-block {
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  color: #ECEAE4;
  overflow-x: auto;
}

.editorial-link {
  color: var(--card-paper-ink);
  font-weight: 600;
  text-decoration: underline;
}

.inline-tag-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #635b00;
  background: rgba(232, 216, 56, 0.25);
  padding: 1px 5px;
  border-radius: 4px;
  font-weight: 600;
}

/* ==========================================================================
   5. Brutalist Telemetry Bento Card
   ========================================================================== */
.telemetry-card {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

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

.status-beacon-pulse {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  font-weight: 600;
  text-transform: uppercase;
}

.beacon-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
}

.metrics-gauge-container {
  margin: 16px 0;
}

.gauge-label-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  margin-bottom: 6px;
  letter-spacing: 0.08em;
}

.gauge-track {
  width: 100%;
  height: 6px;
  background: rgba(10, 10, 10, 0.12);
  border-radius: 3px;
  overflow: hidden;
}

.gauge-fill {
  height: 100%;
  background: var(--accent-acid-ink);
  width: 5%;
  transition: width 0.4s var(--ease-spring);
}

.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--card-brutalist-border);
}

.telemetry-stat {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--card-brutalist-ink);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #555550;
}

/* ==========================================================================
   6. Editorial Overview / Quick Strip Card
   ========================================================================== */
.editorial-overview-card {
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.editorial-columns {
  column-count: 2;
  column-gap: 24px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-dim);
  text-align: justify;
}

/* ==========================================================================
   7. Compact Minimalist Footer
   ========================================================================== */
.footer-strip {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  background-color: var(--card-charcoal);
  border: 1px solid var(--card-charcoal-border);
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--accent-acid);
}

/* ==========================================================================
   8. Modals & Dialogs
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease-spring);
}

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

.modal-card {
  width: 100%;
  max-width: 520px;
  background: var(--card-charcoal);
  border: 1px solid var(--card-charcoal-border-high);
  border-radius: var(--radius-bento);
  padding: 28px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.8);
  transform: translateY(12px);
  transition: transform 0.25s var(--ease-spring);
}

.modal-overlay.open .modal-card {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--card-charcoal-border);
}

.modal-title {
  font-family: var(--font-editorial);
  font-size: 1.8rem;
  font-style: italic;
  font-weight: 500;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 18px;
  cursor: pointer;
}
.modal-close-btn:hover { color: var(--text-white); }

/* Dropzone for Import */
.dropzone {
  border: 2px dashed var(--card-charcoal-border);
  border-radius: 12px;
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  background: rgba(255, 255, 255, 0.02);
  margin: 16px 0;
}

.dropzone:hover, .dropzone.drag-active {
  border-color: var(--accent-acid);
  background: rgba(232, 216, 56, 0.05);
}

.dropzone-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

/* Keybindings Table */
.keybindings-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.keybinding-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 12px;
}

.kbd-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 2px 7px;
  border-radius: 4px;
  color: var(--accent-acid);
}

/* ==========================================================================
   9. Monospace Toast Notifications
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  background: #141412;
  color: #FFFFFF;
  border: 1px solid var(--accent-acid);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s var(--ease-spring);
}

.toast.visible {
  transform: translateY(0);
  opacity: 1;
}

.toast-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-acid);
}