/* ═══════════════════════════════════════════════
   SuicaNote — Apple-Inspired Design System
   ═══════════════════════════════════════════════ */

/* ─── CSS Variables ─── */
:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;

  /* Light theme — Warm Indigo palette */
  --bg-primary: #F7F7F8;
  --bg-secondary: #FFFFFF;
  --bg-tertiary: #EEEFF2;
  --bg-hover: rgba(0, 0, 0, 0.035);

  --text-primary: #1A1A2E;
  --text-secondary: #64648C;
  --text-tertiary: #9D9DB8;
  --text-inverse: #ffffff;

  --accent: #6366F1;
  --accent-hover: #4F46E5;
  --accent-light: rgba(99, 102, 241, 0.07);
  --accent-medium: rgba(99, 102, 241, 0.14);

  --border: #E2E4E9;
  --border-light: #EEEFF2;

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.14);

  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --red: #EF4444;
  --orange: #F59E0B;
  --yellow: #EAB308;
  --green: #22C55E;
  --blue: #6366F1;
  --purple: #A855F7;
  --pink: #EC4899;

  --sidebar-width: 320px;
  --transition: 0.2s ease;
  --transition-slow: 0.3s ease;
}

/* ─── Dark Theme ─── */
[data-theme="dark"] {
  --bg-primary: #0C0C14;
  --bg-secondary: #16161F;
  --bg-tertiary: #22222E;
  --bg-hover: rgba(255, 255, 255, 0.05);

  --text-primary: #EDEDF0;
  --text-secondary: #8E8EA0;
  --text-tertiary: #5A5A72;

  --accent: #818CF8;
  --accent-hover: #A5B4FC;
  --accent-light: rgba(129, 140, 248, 0.10);
  --accent-medium: rgba(129, 140, 248, 0.18);

  --border: #2A2A3C;
  --border-light: #22222E;

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
}

/* ─── Reset & Base ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.5;
  height: 100%;
  overflow: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--accent-hover); }

img { max-width: 100%; height: auto; }

::selection {
  background: var(--accent-medium);
  color: var(--text-primary);
}

/* ─── Typography ─── */
h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-primary);
}

/* ─── Utility ─── */
.text-muted { color: var(--text-secondary); font-size: 13px; }
.text-error { color: var(--red); font-size: 13px; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font: 500 14px/1 var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}
.btn-primary:active { transform: translateY(0); }

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

.btn-ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: var(--accent-light);
  border-color: var(--accent);
}

.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-full { width: 100%; }

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-icon:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-action {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-action:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.btn-action.active {
  color: var(--accent);
  background: var(--accent-light);
}

.btn-text {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: none;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text-secondary);
  font: 400 13px var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-text:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-new {
  background: var(--accent);
  color: white;
}
.btn-new:hover {
  background: var(--accent-hover);
  color: white;
  transform: scale(1.05);
}

.btn-group-db {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

/* ─── Forms ─── */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

input[type="text"],
input[type="password"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font: 400 14px var(--font-sans);
  transition: all var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
input::placeholder, textarea::placeholder {
  color: var(--text-tertiary);
}

.input-group {
  display: flex;
  gap: 8px;
}
.input-group input {
  flex: 1;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5l5 5 5-5' stroke='%2386868B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* Toggle / Switch */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 15px !important;
  font-weight: 500 !important;
  color: var(--text-primary) !important;
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 26px;
  cursor: pointer;
}
.switch input { opacity: 0; width: 0; height: 0; }
.switch-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-tertiary);
  border-radius: 26px;
  transition: var(--transition);
}
.switch-slider::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: var(--transition);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.switch input:checked + .switch-slider {
  background: var(--accent);
}
.switch input:checked + .switch-slider::before {
  transform: translateX(18px);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}
.checkbox-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

/* Alert */
.alert {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 16px;
}
.alert-error {
  background: rgba(255, 59, 48, 0.08);
  color: var(--red);
  border: 1px solid rgba(255, 59, 48, 0.15);
}

/* ─── Database Banner ─── */
.db-banner {
  background: linear-gradient(135deg, #ff9500, #ff6b00);
  color: white;
  text-align: center;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2px;
  z-index: 100;
}

/* ═══════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════ */
.login-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-lg);
  animation: fadeUp 0.5s ease;
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo .logo-mark {
  margin-bottom: 16px;
}
.login-logo h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}
.login-subtitle {
  color: var(--text-secondary);
  font-size: 15px;
}

.login-form {
  margin-bottom: 24px;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  color: var(--text-tertiary);
  font-size: 13px;
}
.login-divider::before, .login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.login-db-banner {
  margin-top: 16px;
  padding: 10px 16px;
  background: rgba(255, 149, 0, 0.1);
  color: var(--orange);
  border-radius: var(--radius-sm);
  font-size: 12px;
  max-width: 400px;
  text-align: center;
}

/* ═══════════════════════════════════════════════
   APP LAYOUT (DASHBOARD)
   ═══════════════════════════════════════════════ */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ─── Sidebar ─── */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--bg-primary);
  border-right: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  transition: transform var(--transition-slow);
  z-index: 30;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 16px 12px;
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-text {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text-primary);
}

.sidebar-search {
  padding: 0 12px 8px;
  flex-shrink: 0;
}
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.search-icon {
  position: absolute;
  left: 10px;
  color: var(--text-tertiary);
  pointer-events: none;
}
.search-wrapper input {
  padding-left: 34px;
  background: var(--bg-primary);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  height: 36px;
  font-size: 13px;
}
.search-wrapper input:focus {
  background: var(--bg-secondary);
  border-color: var(--accent);
}

.sidebar-filters {
  display: flex;
  gap: 4px;
  padding: 4px 12px 8px;
  overflow-x: auto;
  flex-shrink: 0;
  scrollbar-width: none;
}
.sidebar-filters::-webkit-scrollbar { display: none; }

.filter-tab {
  padding: 5px 10px;
  border: none;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text-secondary);
  font: 500 12px var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.filter-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.filter-tab.active {
  background: var(--accent-light);
  color: var(--accent);
}

.sidebar-notes {
  flex: 1;
  overflow-y: auto;
  padding: 4px 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.sidebar-notes::-webkit-scrollbar { width: 4px; }
.sidebar-notes::-webkit-scrollbar-track { background: transparent; }
.sidebar-notes::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.sidebar-footer {
  padding: 8px 12px 12px;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  flex-shrink: 0;
}

/* ─── Note Cards ─── */
.note-card {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 2px;
  border: 1px solid transparent;
}
.note-card:hover {
  background: var(--bg-hover);
}
.note-card.active {
  background: var(--accent-light);
  border-color: var(--accent-medium);
}

.note-card-header {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin-bottom: 4px;
}
.note-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.3;
}
.note-card-header .badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  color: var(--text-tertiary);
}
.note-card-header .badge svg {
  width: 13px;
  height: 13px;
}

.note-card-preview {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 6px;
}

.note-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-tertiary);
}

.tag {
  display: inline-block;
  padding: 1px 6px;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 4px;
  font-size: 10px;
  font-weight: 500;
}

.empty-list {
  text-align: center;
  padding: 40px 16px;
  color: var(--text-tertiary);
  font-size: 14px;
}

.notes-loading {
  display: flex;
  justify-content: center;
  padding: 40px;
}

/* ─── Sidebar Toggle (Mobile) ─── */
.sidebar-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 40;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  align-items: center;
  justify-content: center;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 25;
  backdrop-filter: blur(4px);
}

/* ═══════════════════════════════════════════════
   MAIN CONTENT / EDITOR
   ═══════════════════════════════════════════════ */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-secondary);
}

/* Empty State */
.empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.empty-state-inner {
  text-align: center;
  animation: fadeUp 0.4s ease;
}
.empty-icon {
  color: var(--text-tertiary);
  margin-bottom: 16px;
}
.empty-state h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.empty-state p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 20px;
}
.empty-state kbd {
  display: inline-block;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-secondary);
  font: 500 12px var(--font-mono);
  color: var(--text-secondary);
}

/* Editor Container */
.editor-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: fadeIn 0.3s ease;
}

.editor-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 40px 64px 8px;
  flex-shrink: 0;
}

.note-title-input {
  flex: 1;
  border: none !important;
  background: transparent !important;
  font-size: 38px !important;
  font-weight: 800 !important;
  letter-spacing: -0.8px;
  color: var(--text-primary) !important;
  padding: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  resize: none;
  overflow: hidden;
  line-height: 1.2;
}
.note-title-input::placeholder {
  color: var(--text-tertiary) !important;
}

.editor-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 64px 16px;
  flex-shrink: 0;
}

.editor-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  align-items: center;
}

/* Tags */
.editor-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.tags-icon {
  color: var(--text-tertiary);
  flex-shrink: 0;
}

/* Status labels (Public / Private) */
.status-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px 2px 7px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  flex-shrink: 0;
  transition: all var(--transition);
}
.status-label svg {
  flex-shrink: 0;
}
.status-public {
  background: rgba(34, 197, 94, 0.1);
  color: var(--green);
  border: 1px solid rgba(34, 197, 94, 0.2);
}
.status-private {
  background: var(--bg-tertiary);
  color: var(--text-tertiary);
  border: 1px solid var(--border-light);
}
#tags-container {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.editor-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.editor-tag .remove-tag {
  cursor: pointer;
  opacity: 0.6;
  font-size: 14px;
  line-height: 1;
}
.editor-tag .remove-tag:hover { opacity: 1; }

.tag-input {
  border: none !important;
  background: transparent !important;
  padding: 3px 0 !important;
  font-size: 12px !important;
  width: 100px !important;
  min-width: 80px;
  color: var(--text-primary) !important;
  box-shadow: none !important;
}

/* Quill Toolbar Customization */
#toolbar {
  border: none !important;
  border-bottom: 1px solid var(--border-light) !important;
  padding: 10px 64px !important;
  background: var(--bg-secondary) !important;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
}

#toolbar .ql-formats {
  margin-right: 12px !important;
}

#toolbar button,
#toolbar .ql-picker-label {
  color: var(--text-secondary) !important;
  transition: color var(--transition);
}
#toolbar button:hover,
#toolbar .ql-picker-label:hover {
  color: var(--accent) !important;
}
#toolbar button.ql-active,
#toolbar .ql-picker-label.ql-active {
  color: var(--accent) !important;
}

#toolbar button svg .ql-stroke {
  stroke: var(--text-secondary) !important;
}
#toolbar button:hover svg .ql-stroke,
#toolbar button.ql-active svg .ql-stroke {
  stroke: var(--accent) !important;
}
#toolbar button svg .ql-fill {
  fill: var(--text-secondary) !important;
}
#toolbar button:hover svg .ql-fill,
#toolbar button.ql-active svg .ql-fill {
  fill: var(--accent) !important;
}

#toolbar .ql-picker-options {
  background: var(--bg-secondary) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow-md) !important;
}

/* Quill Editor Content */
#editor, #anon-editor {
  flex: 1;
  overflow-y: auto;
  border: none !important;
  font-family: var(--font-sans) !important;
  font-size: 15px !important;
  padding: 0 !important;
}

.ql-container {
  border: none !important;
  font-family: var(--font-sans) !important;
}

.ql-editor {
  padding: 24px 64px 120px !important;
  line-height: 1.8 !important;
  font-size: 16px !important;
  color: var(--text-primary) !important;
  min-height: 200px;
}
.ql-editor.ql-blank::before {
  color: var(--text-tertiary) !important;
  font-style: normal !important;
  left: 64px !important;
}

.ql-editor h1 { font-size: 32px !important; font-weight: 700 !important; margin: 24px 0 12px !important; letter-spacing: -0.5px; }
.ql-editor h2 { font-size: 26px !important; font-weight: 600 !important; margin: 20px 0 10px !important; letter-spacing: -0.3px; }
.ql-editor h3 { font-size: 20px !important; font-weight: 600 !important; margin: 16px 0 8px !important; }

.ql-editor blockquote {
  border-left: 3px solid var(--accent) !important;
  padding-left: 16px !important;
  color: var(--text-secondary) !important;
  margin: 12px 0 !important;
}

.ql-editor pre.ql-syntax {
  background: var(--bg-tertiary) !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-sm) !important;
  padding: 14px 18px !important;
  font-family: var(--font-mono) !important;
  font-size: 13px !important;
  line-height: 1.6 !important;
  overflow-x: auto;
}

.ql-editor img {
  max-width: 100%;
  border-radius: var(--radius-sm);
  margin: 8px 0;
}

.ql-editor a, #view-content a, .view-container a, .anon-content a {
  color: var(--accent) !important;
  text-decoration: underline !important;
  cursor: pointer !important;
  pointer-events: auto !important;
}

.ql-editor ul[data-checked="true"] > li::before,
.ql-editor ul[data-checked="false"] > li::before {
  color: var(--accent) !important;
}

/* Editor Footer */
.editor-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 24px;
  border-top: 1px solid var(--border-light);
  background: var(--bg-secondary);
  flex-shrink: 0;
}
.word-count {
  font-size: 12px;
  color: var(--text-tertiary);
}
.save-status {
  font-size: 12px;
  color: var(--text-tertiary);
  transition: color var(--transition);
}
.save-status.saving { color: var(--orange); }
.save-status.saved { color: var(--green); }
.save-status.error { color: var(--red); }

/* ─── View Mode ─── */
.view-container {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px 60px;
  line-height: 1.8;
  color: var(--text-primary);
  font-size: 15px;
  animation: fadeIn 0.25s ease;
}
.view-container h1 { font-size: 28px; font-weight: 700; margin: 24px 0 10px; letter-spacing: -0.3px; }
.view-container h2 { font-size: 22px; font-weight: 600; margin: 20px 0 8px; }
.view-container h3 { font-size: 18px; font-weight: 600; margin: 16px 0 6px; }
.view-container p { margin: 8px 0; }
.view-container img {
  max-width: 100%;
  border-radius: var(--radius-sm);
  margin: 12px 0;
}
.view-container blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 16px;
  margin: 12px 0;
  color: var(--text-secondary);
  font-style: italic;
}
.view-container pre, .view-container .ql-syntax {
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  margin: 12px 0;
}
.view-container code {
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.view-container pre code {
  padding: 0;
  background: none;
}
.view-container table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
}
.view-container th, .view-container td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}
.view-container th {
  background: var(--bg-tertiary);
  font-weight: 600;
}
.view-container a {
  color: var(--accent);
  text-decoration: underline;
}
.view-container ul, .view-container ol {
  padding-left: 24px;
  margin: 8px 0;
}
.view-container li {
  margin: 4px 0;
}
.view-container .view-empty {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-tertiary);
  font-size: 15px;
}

/* Edit Mode Wrapper */
.edit-mode-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* View/Edit Toggle */
.btn-edit-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font: 500 13px var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-edit-toggle:hover {
  background: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent);
}
.btn-edit-toggle.editing {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.btn-edit-toggle.editing:hover {
  background: var(--accent-hover);
}
.btn-edit-toggle svg {
  width: 14px;
  height: 14px;
}

/* View mode overrides for title/tags */
.editor-container.view-mode .note-title-input {
  cursor: default;
}
.editor-container.view-mode .tag-input {
  display: none;
}
.editor-container.view-mode .remove-tag {
  display: none;
}

/* ─── Dropdown ─── */
.dropdown {
  position: relative;
}
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  padding: 4px;
  z-index: 50;
  animation: fadeDown 0.15s ease;
}
.dropdown.open .dropdown-menu { display: block; }

.dropdown-menu button {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text-primary);
  font: 400 13px var(--font-sans);
  cursor: pointer;
  text-align: left;
  transition: background var(--transition);
}
.dropdown-menu button:hover {
  background: var(--bg-hover);
}
.dropdown-menu button.danger { color: var(--red); }
.dropdown-menu button.danger:hover { background: rgba(255, 59, 48, 0.08); }
.dropdown-menu hr {
  border: none;
  border-top: 1px solid var(--border-light);
  margin: 4px 0;
}

/* ═══════════════════════════════════════════════
   MODALS
   ═══════════════════════════════════════════════ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 24px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-overlay.show {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  animation: scaleUp 0.25s ease;
}
.modal-lg { max-width: 560px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}
.modal-header h2 {
  font-size: 20px;
  font-weight: 700;
}

.btn-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-close:hover {
  background: var(--border);
  color: var(--text-primary);
}

.modal-body {
  padding: 20px 24px 24px;
}

/* Settings */
.settings-section {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}
.settings-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.settings-section h3 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.db-status-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 8px;
}
.db-status-item {
  background: var(--bg-primary);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
}
.db-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}
.db-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.db-test-result {
  margin-top: 8px;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: var(--radius-xs);
}
.db-test-result.success {
  background: rgba(52, 199, 89, 0.1);
  color: var(--green);
}
.db-test-result.error {
  background: rgba(255, 59, 48, 0.08);
  color: var(--red);
}

/* Share URL */
.share-url-input {
  font-size: 13px !important;
  background: var(--bg-primary) !important;
}

/* ═══════════════════════════════════════════════
   ANONYMOUS PAGE
   ═══════════════════════════════════════════════ */
.anon-page {
  min-height: 100vh;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  overflow: auto;
}

.anon-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
}

.anon-content {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 24px;
}

.anon-card {
  width: 100%;
  max-width: 720px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  animation: fadeUp 0.5s ease;
}

.anon-header {
  margin-bottom: 24px;
}
.anon-header h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}
.anon-header p {
  color: var(--text-secondary);
  font-size: 15px;
}

.anon-editor-wrapper {
  margin-bottom: 20px;
}
.anon-editor-wrapper .note-title-input {
  font-size: 22px !important;
  margin-bottom: 12px;
  padding: 8px 0 !important;
  border-bottom: 1px solid var(--border-light) !important;
  border-radius: 0 !important;
}

#anon-toolbar {
  border: 1px solid var(--border-light) !important;
  border-bottom: none !important;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0 !important;
  padding: 8px 12px !important;
  background: var(--bg-primary) !important;
}

#anon-editor {
  min-height: 300px;
  border: 1px solid var(--border-light) !important;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm) !important;
}

.btn-publish {
  margin-top: 8px;
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 600;
}

/* Success */
.anon-success {
  text-align: center;
}
.success-animation {
  margin-bottom: 20px;
  animation: bounceIn 0.5s ease;
}
.anon-success h2 {
  font-size: 24px;
  margin-bottom: 8px;
}
.anon-success p {
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.anon-success .input-group {
  margin-bottom: 12px;
}

.anon-footer {
  text-align: center;
  padding: 24px;
  color: var(--text-tertiary);
  font-size: 13px;
}
.anon-footer a { color: var(--accent); }

/* ═══════════════════════════════════════════════
   ERROR PAGE
   ═══════════════════════════════════════════════ */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
}
.error-content {
  text-align: center;
}
.error-content h1 {
  font-size: 72px;
  font-weight: 700;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}
.error-content p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 24px;
}

/* ═══════════════════════════════════════════════
   TOAST NOTIFICATIONS
   ═══════════════════════════════════════════════ */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(12px);
  transition: all var(--transition-slow);
  border-left: 3px solid var(--green);
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast-error { border-left-color: var(--red); }
.toast-warning { border-left-color: var(--orange); }

/* ═══════════════════════════════════════════════
   SPINNER
   ═══════════════════════════════════════════════ */
.spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
.spinner-sm {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
}

/* ═══════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════ */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleUp {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes bounceIn {
  0% { transform: scale(0.5); opacity: 0; }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

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

/* ═══════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════ */
@media (max-width: 768px) {
  body { overflow: auto; }

  .app-layout { flex-direction: column; height: auto; min-height: 100vh; }

  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    transform: translateX(-100%);
    box-shadow: var(--shadow-xl);
    width: 300px;
    min-width: 300px;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar.open + .sidebar-toggle + .sidebar-overlay {
    display: block;
  }

  .sidebar-toggle {
    display: flex;
  }

  .main-content {
    min-height: 100vh;
    padding-top: 56px;
  }

  .editor-header {
    padding: 24px 20px 6px;
  }
  .note-title-input {
    font-size: 28px !important;
  }
  .editor-meta {
    padding: 0 20px 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .editor-tags { padding: 0; }
  #toolbar { padding: 8px 16px !important; justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; }

  .ql-editor {
    padding: 12px 20px 40px !important;
  }
  .ql-editor.ql-blank::before {
    left: 20px !important;
  }

  .editor-footer {
    padding: 8px 16px;
  }

  .anon-card {
    padding: 24px 20px;
  }
  .anon-header h1 {
    font-size: 22px;
  }

  .login-card {
    padding: 32px 24px;
  }

  .modal {
    margin: 12px;
    max-height: 90vh;
  }

  #toast-container {
    bottom: 16px;
    right: 16px;
    left: 16px;
  }
  .toast {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .sidebar-filters {
    gap: 2px;
    padding: 4px 8px 8px;
  }
  .filter-tab {
    padding: 4px 8px;
    font-size: 11px;
  }

  .editor-actions {
    gap: 2px;
  }

  .anon-editor-wrapper .note-title-input {
    font-size: 18px !important;
  }
}

/* ═════════════════════════════════════════════════════════════
   Quill Editor Dark Mode Inline Paste Fix
   ═════════════════════════════════════════════════════════════ */
[data-theme="dark"] .ql-editor [style*="background-color: rgb(255, 255, 255)"],
[data-theme="dark"] .ql-editor [style*="background-color:rgb(255, 255, 255)"],
[data-theme="dark"] .ql-editor [style*="background-color: #ffffff"],
[data-theme="dark"] .ql-editor [style*="background-color: #fff"],
[data-theme="dark"] .ql-editor [style*="background-color: white"],
[data-theme="dark"] .view-container [style*="background-color: rgb(255, 255, 255)"],
[data-theme="dark"] .view-container [style*="background-color:rgb(255, 255, 255)"],
[data-theme="dark"] .view-container [style*="background-color: #ffffff"],
[data-theme="dark"] .view-container [style*="background-color: #fff"],
[data-theme="dark"] .view-container [style*="background-color: white"] {
  background-color: transparent !important;
}

[data-theme="dark"] .ql-editor [style*="color: rgb(0, 0, 0)"],
[data-theme="dark"] .ql-editor [style*="color:rgb(0, 0, 0)"],
[data-theme="dark"] .ql-editor [style*="color: #000000"],
[data-theme="dark"] .ql-editor [style*="color: #000"],
[data-theme="dark"] .ql-editor [style*="color: black"],
[data-theme="dark"] .view-container [style*="color: rgb(0, 0, 0)"],
[data-theme="dark"] .view-container [style*="color:rgb(0, 0, 0)"],
[data-theme="dark"] .view-container [style*="color: #000000"],
[data-theme="dark"] .view-container [style*="color: #000"],
[data-theme="dark"] .view-container [style*="color: black"] {
  color: inherit !important;
}