/* ═══════════════════════════════════════════════════════
   Note.md — Premium Distraction-Free Markdown Editor
   Design System & Global Styles
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&family=Lora:ital,wght@0,400;0,500;1,400&display=swap');

/* ─── CSS Custom Properties (Design Tokens) ─────────────── */
:root {
  /* Colors */
  --clr-bg: #0d0f14;
  --clr-surface: #141720;
  --clr-surface-2: #1c2030;
  --clr-surface-3: #242838;
  --clr-border: rgba(255, 255, 255, 0.07);
  --clr-border-2: rgba(255, 255, 255, 0.12);
  --clr-accent: #6d8cfa;
  --clr-accent-2: #a78bfa;
  --clr-accent-glow: rgba(109, 140, 250, 0.25);
  --clr-text: #e2e8f0;
  --clr-text-2: #94a3b8;
  --clr-text-3: #64748b;
  --clr-success: #34d399;
  --clr-danger: #f87171;
  --clr-warning: #fbbf24;

  /* Typography */
  --font-ui: 'Inter', system-ui, sans-serif;
  --font-editor: 'JetBrains Mono', 'Courier New', monospace;
  --font-preview: 'Lora', Georgia, serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;

  /* Layout */
  --nav-h: 52px;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Effects */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.6);
  --glass-bg: rgba(20, 23, 32, 0.75);
  --glass-blur: blur(16px);
  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light mode */
[data-theme="light"] {
  --clr-bg: #f8f9fc;
  --clr-surface: #ffffff;
  --clr-surface-2: #f1f3f8;
  --clr-surface-3: #e8ebf3;
  --clr-border: rgba(0, 0, 0, 0.07);
  --clr-border-2: rgba(0, 0, 0, 0.12);
  --clr-text: #1e2535;
  --clr-text-2: #4a5568;
  --clr-text-3: #94a3b8;
  --glass-bg: rgba(255, 255, 255, 0.75);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-ui);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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



/* ─── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--clr-surface-3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--clr-border-2);
}

/* ─── Navigation Bar ────────────────────────────────────── */
.nav {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  padding: 0 var(--space-4);
  gap: var(--space-3);
}

.nav-logo {
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.nav-logo svg {
  opacity: 0.85;
}

.nav-note-title {
  flex: 1;
  min-width: 0;
  font-size: 0.875rem;
  color: var(--clr-text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0 var(--space-2);
}

.nav-note-title input {
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--clr-text-2);
  width: 100%;
  cursor: text;
  transition: color var(--transition);
}

.nav-note-title input:focus {
  color: var(--clr-text);
}

.nav-note-title input::placeholder {
  color: var(--clr-text-3);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* ─── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem var(--space-3);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  font-family: var(--font-ui);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  user-select: none;
  line-height: 1.4;
}

.btn svg {
  flex-shrink: 0;
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--clr-text-2);
}

.btn-ghost:hover {
  background: var(--clr-surface-2);
  color: var(--clr-text);
}

.btn-outline {
  background: transparent;
  border-color: var(--clr-border-2);
  color: var(--clr-text-2);
}

.btn-outline:hover {
  background: var(--clr-surface-2);
  border-color: var(--clr-border-2);
  color: var(--clr-text);
}

.btn-primary {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--clr-accent-2);
  border-color: var(--clr-accent-2);
  box-shadow: 0 0 20px var(--clr-accent-glow);
}

.btn-danger {
  background: transparent;
  border-color: var(--clr-danger);
  color: var(--clr-danger);
}

.btn-danger:hover {
  background: var(--clr-danger);
  color: #fff;
}

.btn-icon {
  padding: 0.4rem;
  border-radius: var(--radius-sm);
  aspect-ratio: 1;
}

/* Save status indicator */
.save-status {
  font-size: 0.75rem;
  color: var(--clr-text-3);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition);
}

.save-status.saving {
  color: var(--clr-warning);
}

.save-status.saved {
  color: var(--clr-success);
}

.save-status.error {
  color: var(--clr-danger);
}

.save-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.save-status.saving .save-dot {
  animation: pulse-dot 1s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
}

/* ─── Editor Layout ─────────────────────────────────────── */
.editor-container {
  display: flex;
  height: 100dvh;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.editor-pane {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--clr-border);
  position: relative;
}

.preview-pane {
  flex: 1;
  min-width: 0;
  overflow-y: auto;
  display: none;
  /* hidden by default on small */
}

.editor-container.split .preview-pane {
  display: block;
}

.editor-container.preview-only .editor-pane {
  display: none;
}

.editor-container.preview-only .preview-pane {
  display: block;
}

/* ── Interactive mode ────────────────────────────────────────── */

/*
 * #interactive-editor is a normal flex child of .editor-pane (same as #editor).
 * Hidden by default; shown in interactive mode while #editor is hidden.
 * This keeps the status-bar correctly pinned at the bottom in all modes.
 */
#interactive-editor {
  display: none;
  /* hidden until interactive mode active */
  flex: 1;
  /* fill available height, status-bar stays below */
  min-height: 0;
  /* allow flex shrink */
  overflow-y: auto;
  /* Identical styling to #editor */
  padding: var(--space-8) clamp(var(--space-6), 8vw, 12rem);
  font-family: var(--font-editor);
  font-size: clamp(14px, 1.6vw, 16px);
  line-height: 1.85;
  color: var(--clr-text);
  caret-color: var(--clr-accent);
  outline: none;
  tab-size: 2;
  white-space: pre-wrap;
  word-break: break-word;
  cursor: text;
  background: transparent;
  box-sizing: border-box;
}

/* When interactive mode is active: show overlay, hide textarea */
.editor-container.interactive #interactive-editor {
  display: block;
}

.editor-container.interactive #editor {
  display: none;
}

/* Placeholder shown when the note is empty in interactive mode */
#interactive-editor.is-empty .iline.active::before {
  content: 'Start writing… supports Markdown';
  color: var(--clr-text-3);
  pointer-events: none;
  user-select: none;
  display: block;
}

/* Each line block inside the interactive editor */
.iline {
  display: block;
  min-height: 1.85em;
  border-radius: 3px;
  outline: none;
}

/* Active (focused) line — raw text, subtle highlight to signal editing */
.iline.active {
  white-space: pre-wrap;
  word-break: break-word;
  background: rgba(var(--clr-accent-rgb, 99, 102, 241), 0.05);
  border-radius: 3px;
  padding: 0 3px;
  margin: 0 -3px;
}

/* Rendered (non-active) lines */
.iline[data-rendered] {
  white-space: normal;
  cursor: text;
}

.iline[data-rendered] h1,
.iline[data-rendered] h2,
.iline[data-rendered] h3,
.iline[data-rendered] h4 {
  font-family: var(--font-ui);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--clr-text);
  margin: 0;
}

.iline[data-rendered] h1 {
  font-size: 1.85em;
}

.iline[data-rendered] h2 {
  font-size: 1.45em;
}

.iline[data-rendered] h3 {
  font-size: 1.2em;
}

.iline[data-rendered] strong {
  font-weight: 700;
}

.iline[data-rendered] em {
  font-style: italic;
}

.iline[data-rendered] code {
  font-family: var(--font-editor);
  font-size: 0.875em;
  background: var(--clr-surface-2);
  border-radius: var(--radius-sm);
  color: var(--clr-accent-2);
}

.iline[data-rendered] a {
  color: var(--clr-accent);
  border-bottom: 1px solid var(--clr-accent-glow);
  pointer-events: none;
  /* prevent navigation while editing */
}

.iline[data-rendered] blockquote {
  border-left: 3px solid var(--clr-accent);
  padding-left: var(--space-4);
  color: var(--clr-text-2);
  font-style: italic;
  margin: 0.15em 0;
}

.iline[data-rendered] hr {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: 0.4em 0;
}

.iline[data-rendered] ul,
.iline[data-rendered] ol {
  padding-left: 1.5em;
  margin: 0;
}

.iline-codeblock {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-editor);
  font-size: 0.875em;
  overflow-x: auto;
  white-space: pre;
  display: block;
  margin: 0.25em 0;
}

/* ─── Textarea / Editor ─────────────────────────────────── */
#editor {
  flex: 1;
  width: 100%;
  padding: var(--space-8) clamp(var(--space-6), 8vw, 12rem);
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  font-family: var(--font-editor);
  font-size: clamp(14px, 1.6vw, 16px);
  line-height: 1.85;
  color: var(--clr-text);
  caret-color: var(--clr-accent);
  tab-size: 2;
  overflow-y: auto;
  letter-spacing: 0;
}

#editor::placeholder {
  color: var(--clr-text-3);
}

#editor::selection {
  background: var(--clr-accent-glow);
}

/* ─── Markdown Preview ──────────────────────────────────── */
.preview-content {
  padding: var(--space-8) clamp(var(--space-6), 8vw, 12rem);
  font-family: var(--font-preview);
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.75;
  color: var(--clr-text);
  max-width: 100%;
}

.preview-content h1,
.preview-content h2,
.preview-content h3,
.preview-content h4,
.preview-content h5,
.preview-content h6 {
  font-family: var(--font-ui);
  font-weight: 600;
  line-height: 1.3;
  margin: 1.8em 0 0.6em;
  color: var(--clr-text);
}

.preview-content h1 {
  font-size: 2em;
  letter-spacing: -0.02em;
}

.preview-content h2 {
  font-size: 1.5em;
  letter-spacing: -0.01em;
}

.preview-content h3 {
  font-size: 1.25em;
}

.preview-content p {
  margin: 1em 0;
}

.preview-content a {
  color: var(--clr-accent);
  border-bottom: 1px solid var(--clr-accent-glow);
}

.preview-content a:hover {
  color: var(--clr-accent-2);
  border-color: var(--clr-accent-2);
}

.preview-content code {
  font-family: var(--font-editor);
  font-size: 0.875em;
  background: var(--clr-surface-2);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  color: var(--clr-accent-2);
}

.preview-content pre {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  overflow-x: auto;
  margin: 1.5em 0;
}

.preview-content pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  color: var(--clr-text);
}

.preview-content blockquote {
  border-left: 3px solid var(--clr-accent);
  padding-left: var(--space-4);
  margin: 1.5em 0;
  color: var(--clr-text-2);
  font-style: italic;
}

.preview-content ul,
.preview-content ol {
  margin: 1em 0;
  padding-left: 1.75em;
}

.preview-content li {
  margin: 0.35em 0;
}

.preview-content hr {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: 2em 0;
}

.preview-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 0.9em;
}

.preview-content th,
.preview-content td {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--clr-border);
  text-align: left;
}

.preview-content th {
  background: var(--clr-surface-2);
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.85em;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.preview-content img {
  max-width: 100%;
  border-radius: var(--radius);
}

/* ─── Status Bar ─────────────────────────────────────────── */
.status-bar {
  height: 28px;
  padding: 0 clamp(var(--space-6), 8vw, 12rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--clr-border);
  background: var(--clr-surface);
}

.status-bar-left,
.status-bar-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: 0.7rem;
  color: var(--clr-text-3);
}

/* ─── Modals ─────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95) translateY(8px);
  transition: transform 200ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.modal-backdrop.open .modal {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.modal-subtitle {
  font-size: 0.875rem;
  color: var(--clr-text-2);
  margin-bottom: var(--space-6);
}

/* ─── Form Elements ──────────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--clr-text-2);
  margin-bottom: var(--space-2);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.form-input {
  width: 100%;
  padding: 0.6rem var(--space-3);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

.form-input::placeholder {
  color: var(--clr-text-3);
}

.form-error {
  font-size: 0.8rem;
  color: var(--clr-danger);
  margin-top: var(--space-2);
}

.form-divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-5) 0;
  color: var(--clr-text-3);
  font-size: 0.8rem;
}

.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}

/* ─── Toggle Switch ──────────────────────────────────────── */
.toggle-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  user-select: none;
}

.toggle-wrap .form-label {
  margin: 0;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--clr-text-2);
  cursor: pointer;
}

.toggle {
  position: relative;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--clr-surface-3);
  border-radius: 11px;
  transition: background var(--transition);
  cursor: pointer;
}

.toggle-track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  transition: transform var(--transition), background var(--transition);
  box-shadow: var(--shadow-sm);
}

.toggle input:checked+.toggle-track {
  background: var(--clr-accent);
}

.toggle input:checked+.toggle-track::after {
  transform: translateX(16px);
}

/* ─── Note Settings Panel ────────────────────────────────── */
.settings-panel {
  position: fixed;
  inset-block: var(--nav-h) 0;
  right: 0;
  width: clamp(280px, 30vw, 360px);
  background: var(--clr-surface);
  border-left: 1px solid var(--clr-border);
  overflow-y: auto;
  z-index: 50;
  padding: var(--space-6);
  transform: translateX(100%);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.settings-panel.open {
  transform: translateX(0);
  box-shadow: var(--shadow-lg);
}

.settings-panel-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--space-5);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.settings-section {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--clr-border);
}

.settings-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.settings-section-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-3);
  margin-bottom: var(--space-3);
}

/* ─── URL Share Box ──────────────────────────────────────── */
.url-share-box {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  font-family: var(--font-editor);
  color: var(--clr-text-2);
  overflow: hidden;
}

.url-share-box span {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ─── Tag Input UI (settings panel) ─────────────────────── */
.tag-input-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  min-height: 36px;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-2);
  cursor: text;
  transition: border-color 0.15s;
}

.tag-input-wrap:focus-within {
  border-color: var(--clr-accent);
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: var(--clr-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 7px 2px 8px;
  border-radius: 999px;
  line-height: 1.5;
  white-space: nowrap;
}

.tag-pill-remove {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.75);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0 0 0 2px;
  display: flex;
  align-items: center;
}

.tag-pill-remove:hover {
  color: #fff;
}

.tag-text-input {
  flex: 1;
  min-width: 60px;
  background: none;
  border: none;
  outline: none;
  font-size: 0.8125rem;
  color: var(--clr-text);
  padding: 2px 0;
}

.tag-text-input::placeholder {
  color: var(--clr-text-3);
}

/* Tag pills on note cards */
.note-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: var(--space-2);
}

.note-tag {
  display: inline-block;
  background: color-mix(in srgb, var(--clr-accent) 15%, transparent);
  color: var(--clr-accent);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  text-transform: lowercase;
}

[data-theme="light"] .note-tag {
  background: color-mix(in srgb, var(--clr-accent) 12%, transparent);
}

/* Auto-tags display in settings panel */
.auto-tags-display {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  min-height: 1.8rem;
  align-items: center;
}

/* Inline #hashtag styling in editor / preview */
.md-hashtag {
  display: inline;
  background: color-mix(in srgb, var(--clr-accent) 14%, transparent);
  color: var(--clr-accent);
  font-size: 0.85em;
  font-weight: 600;
  padding: 0 5px;
  border-radius: 4px;
  letter-spacing: 0.01em;
  cursor: default;
  transition: background var(--transition);
}

.md-hashtag:hover {
  background: color-mix(in srgb, var(--clr-accent) 25%, transparent);
}

[data-theme="light"] .md-hashtag {
  background: color-mix(in srgb, var(--clr-accent) 12%, transparent);
}

/* ─── Dashboard Search + Tag Filter ─────────────────────── */
.dash-search-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.dash-search-input {
  flex: 1;
  min-width: 180px;
  max-width: 360px;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
  color: var(--clr-text);
  outline: none;
  transition: border-color 0.15s;
}

.dash-search-input:focus {
  border-color: var(--clr-accent);
}

.dash-search-input::placeholder {
  color: var(--clr-text-3);
}

.dash-tag-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.dash-tag-btn {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  padding: 3px 11px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--clr-text-2);
  cursor: pointer;
  transition: all 0.15s;
}

.dash-tag-btn:hover,
.dash-tag-btn.active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
}

.dash-search-empty {
  text-align: center;
  padding: var(--space-8) 0;
  color: var(--clr-text-3);
  font-size: 0.875rem;
  display: none;
}

.dash-search-empty.visible {
  display: block;
}

/* ─── Landing Page ───────────────────────────────────────── */
.landing {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
}

.landing::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(109, 140, 250, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.landing-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.9rem;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border-2);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--clr-text-2);
  margin-bottom: var(--space-6);
  letter-spacing: 0.02em;
}

.landing-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-success);
  box-shadow: 0 0 6px var(--clr-success);
  animation: live-dot 2s ease-in-out infinite;
}

@keyframes live-dot {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.landing-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, var(--clr-text) 0%, var(--clr-text-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.landing-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--clr-text-2);
  max-width: 40ch;
  margin: 0 auto var(--space-8);
  line-height: 1.6;
}

.landing-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.landing-cta .btn {
  padding: 0.7rem 1.5rem;
  font-size: 0.9375rem;
  border-radius: var(--radius);
}

.landing-features {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--clr-text-3);
  margin-top: var(--space-4);
}

.landing-features span {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* ─── Dashboard ──────────────────────────────────────────── */
.dashboard-container {
  width: 100%;           /* always fill parent — max-width then caps it */
  max-width: 860px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + var(--space-8)) var(--space-6) var(--space-8);
  box-sizing: border-box; /* padding doesn't cause overflow */
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.dashboard-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

@media (max-width: 640px) {
  .notes-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 641px) and (max-width: 860px) {
  .notes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.note-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: block;
}

.note-card:hover {
  border-color: var(--clr-border-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.note-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.note-card-excerpt {
  font-size: 0.8rem;
  color: var(--clr-text-3);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.4em;
}

.note-card-meta {
  margin-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--clr-text-3);
}

.note-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.note-badge.public {
  background: rgba(52, 211, 153, 0.12);
  color: var(--clr-success);
}

.note-badge.private {
  background: rgba(100, 116, 139, 0.12);
  color: var(--clr-text-3);
}

.empty-state {
  text-align: center;
  padding: var(--space-8) 0;
  color: var(--clr-text-3);
}

.empty-state svg {
  margin-bottom: var(--space-4);
  opacity: 0.4;
}

.empty-state p {
  font-size: 0.9rem;
}

/* ─── Dashboard view-toggle ──────────────────────────────── */
.dash-view-toggle {
  display: inline-flex;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.dash-view-btn {
  background: none;
  border: none;
  padding: 0.35rem 0.6rem;
  cursor: pointer;
  color: var(--clr-text-3);
  display: flex;
  align-items: center;
  transition: background var(--transition), color var(--transition);
}

.dash-view-btn:first-child {
  border-right: 1px solid var(--clr-border);
}

.dash-view-btn:hover {
  background: var(--clr-surface-2);
  color: var(--clr-text);
}

.dash-view-btn.active {
  background: var(--clr-surface-2);
  color: var(--clr-accent);
}

/* ─── Dashboard list view ────────────────────────────────── */
.notes-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  width: 100%; /* ensure full-width in both My Notes and Shared tabs */
}

/* Ensure both tab panels fill the dashboard container equally */
#panel-mynotes,
#panel-shared {
  width: 100%;
}

.note-row {
  display: flex;
  align-items: center;
  align-self: stretch;  /* fill parent flex-column width */
  width: 100%;
  gap: var(--space-4);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-5);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
  box-sizing: border-box;
}

.note-row:hover {
  border-color: var(--clr-border-2);
  background: var(--clr-surface-2);
}

.note-row-title {
  font-size: 0.9rem;
  font-weight: 600;
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.note-row-excerpt {
  font-size: 0.8rem;
  color: var(--clr-text-3);
  flex: 2;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.note-row-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.7rem;
  color: var(--clr-text-3);
  flex-shrink: 0;
}

/* ─── Tabs (Auth Modal) ──────────────────────────────────── */
.tab-list {
  display: flex;
  gap: 2px;
  background: var(--clr-surface-2);
  border-radius: var(--radius-sm);
  padding: 3px;
  margin-bottom: var(--space-6);
}

.tab-btn {
  flex: 1;
  padding: 0.45rem var(--space-3);
  border: none;
  border-radius: calc(var(--radius-sm) - 2px);
  background: transparent;
  color: var(--clr-text-3);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.tab-btn.active {
  background: var(--clr-surface);
  color: var(--clr-text);
  box-shadow: var(--shadow-sm);
}

/* ─── Utility Classes ────────────────────────────────────── */
.hidden {
  display: none !important;
}

.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;
}

.text-muted {
  color: var(--clr-text-3);
}

.text-sm {
  font-size: 0.875rem;
}

.text-xs {
  font-size: 0.75rem;
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

.mt-2 {
  margin-top: var(--space-2);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.w-full {
  width: 100%;
}

/* ─── Toast Notifications ────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

.toast {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  font-size: 0.875rem;
  color: var(--clr-text);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 240px;
  pointer-events: all;
  animation: toast-in 200ms ease forwards;
}

.toast.fade-out {
  animation: toast-out 200ms ease forwards;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toast-out {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }

  to {
    opacity: 0;
    transform: translateY(4px) scale(0.97);
  }
}

.toast-success {
  border-color: rgba(52, 211, 153, 0.3);
}

.toast-error {
  border-color: rgba(248, 113, 113, 0.3);
}

.toast-icon {
  font-size: 1rem;
}

/* ─── View Mode Toggle ───────────────────────────────────── */
.view-toggle {
  display: flex;
  gap: 2px;
  background: var(--clr-surface-2);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.view-toggle .btn {
  padding: 0.3rem 0.5rem;
  border-radius: calc(var(--radius-sm) - 2px);
  font-size: 0.75rem;
}

.view-toggle .btn.active {
  background: var(--clr-surface-3);
  color: var(--clr-text);
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {

  .editor-container.split .editor-pane,
  .editor-container.split .preview-pane {
    flex: 1;
    min-width: 0;
  }

  .editor-container.split {
    flex-direction: column;
  }

  .editor-container.split .editor-pane {
    border-right: none;
    border-bottom: 1px solid var(--clr-border);
    max-height: 50%;
  }

  .nav-note-title {
    display: none;
  }

  .settings-panel {
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--clr-border);
  }
}

@media (min-width: 1024px) {
  .editor-container {
    /* Default: split view on desktop */
  }
}

/* ─── Account Settings Page ──────────────────────────────── */
.account-container {
  max-width: 640px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + var(--space-8)) var(--space-6) var(--space-8);
}

.account-header {
  margin-bottom: var(--space-8);
}

.account-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-2);
}

.account-subtitle {
  font-size: 0.875rem;
  color: var(--clr-text-3);
}

.account-section {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-5);
}

.account-section-title {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--clr-text);
}

.account-section-title svg {
  color: var(--clr-accent);
}

.account-section .form-group:last-of-type {
  margin-bottom: 0;
}

.account-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--clr-border);
}

/* Danger Zone */
.account-danger {
  background: var(--clr-surface);
  border: 1px solid rgba(248, 113, 113, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-5);
}

.account-danger .account-section-title {
  color: var(--clr-danger);
  border-bottom-color: rgba(248, 113, 113, 0.15);
}

.account-danger .account-section-title svg {
  color: var(--clr-danger);
}

.danger-description {
  font-size: 0.875rem;
  color: var(--clr-text-2);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

/* Deletion countdown badge */
.deletion-countdown {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem 0.8rem;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.25);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--clr-danger);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.deletion-countdown svg {
  flex-shrink: 0;
}

/* Alert banners */
.account-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.account-alert.success {
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  color: var(--clr-success);
}

.account-alert.error {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.25);
  color: var(--clr-danger);
}

/* Highlight active nav item */
.nav a[href="/account.php"] {
  position: relative;
}

.nav a[href="/account.php"]::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--clr-accent);
  opacity: 0;
  transition: opacity var(--transition);
}

body.page-account .nav a[href="/account.php"]::after {
  opacity: 1;
}

/* Visibility row */
.visibility-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.visibility-row p {
  font-size: 0.8125rem;
  color: var(--clr-text-3);
  margin-top: var(--space-1);
}

/* ═══════════════════════════════════════════════════════════
   Admin Panel
   ═══════════════════════════════════════════════════════════ */

.admin-wrap {
  min-height: 100dvh;
  padding-top: var(--nav-h);
  display: flex;
  flex-direction: column;
}

.admin-header {
  border-bottom: 1px solid var(--clr-border);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.admin-header-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--clr-accent);
}

.admin-stats {
  display: flex;
  gap: var(--space-5);
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--clr-text-3);
}

.admin-stat strong {
  color: var(--clr-text);
  font-weight: 600;
}

/* ── Tabs ──────────────────────────────────────────────────── */
.admin-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-surface);
  padding: 0 var(--space-6);
}

.admin-tab-btn {
  padding: var(--space-4) var(--space-5);
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--clr-text-3);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: -1px;
}

.admin-tab-btn:hover {
  color: var(--clr-text);
}

.admin-tab-btn.active {
  color: var(--clr-accent);
  border-bottom-color: var(--clr-accent);
}

.admin-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--clr-surface-3);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--clr-text-3);
}

.admin-tab-btn.active .admin-tab-count {
  background: rgba(109, 140, 250, 0.15);
  color: var(--clr-accent);
}

/* ── Tab panels ─────────────────────────────────────────────── */
.admin-panel {
  flex: 1;
  padding: var(--space-6);
  overflow-x: auto;
}

/* ── Search / filter bar ─────────────────────────────────────── */
.admin-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.admin-search {
  flex: 1;
  min-width: 200px;
  padding: 0.45rem var(--space-3);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.admin-search:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

.admin-search::placeholder {
  color: var(--clr-text-3);
}

/* ── Table ───────────────────────────────────────────────────── */
.admin-table-wrap {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.admin-table thead tr {
  background: var(--clr-surface-2);
}

.admin-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-text-3);
  white-space: nowrap;
  border-bottom: 1px solid var(--clr-border);
}

.admin-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--clr-border);
  color: var(--clr-text);
  vertical-align: middle;
}

.admin-table tbody tr:last-child td {
  border-bottom: none;
}

.admin-table tbody tr {
  background: var(--clr-surface);
  transition: background var(--transition);
}

.admin-table tbody tr:hover {
  background: var(--clr-surface-2);
}

/* ── Inline edit cell ─────────────────────────────────────────── */
.admin-editable {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 140px;
}

.admin-editable input {
  width: 100%;
  padding: 0.3rem var(--space-2);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-family: var(--font-ui);
  font-size: 0.8rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.admin-editable input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 2px var(--clr-accent-glow);
}

.admin-save-btn {
  padding: 0.25rem 0.5rem;
  background: var(--clr-accent);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
  display: none;
}

.admin-save-btn:hover {
  background: var(--clr-accent-2);
}

/* ── Badges ───────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-admin {
  background: rgba(109, 140, 250, 0.15);
  color: var(--clr-accent);
  border: 1px solid rgba(109, 140, 250, 0.25);
}

.badge-suspended {
  background: rgba(248, 113, 113, 0.12);
  color: var(--clr-danger);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.badge-public {
  background: rgba(52, 211, 153, 0.1);
  color: var(--clr-success);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.badge-private {
  background: rgba(100, 116, 139, 0.1);
  color: var(--clr-text-3);
  border: 1px solid var(--clr-border);
}

.badge-guest {
  background: rgba(251, 191, 36, 0.1);
  color: var(--clr-warning);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

/* ── Action cell ──────────────────────────────────────────────── */
.admin-actions-cell {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: nowrap;
}

.admin-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--clr-text-3);
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}

.admin-action-btn:hover {
  background: var(--clr-surface-2);
  color: var(--clr-text);
}

.admin-action-btn.danger:hover {
  background: rgba(248, 113, 113, 0.1);
  border-color: rgba(248, 113, 113, 0.3);
  color: var(--clr-danger);
}

.admin-action-btn.success-action:hover {
  background: rgba(52, 211, 153, 0.1);
  border-color: rgba(52, 211, 153, 0.3);
  color: var(--clr-success);
}

/* ── Admin modal overlay ──────────────────────────────────────── */
.admin-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.admin-modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

.admin-modal {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95) translateY(8px);
  transition: transform 200ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.admin-modal-backdrop.open .admin-modal {
  transform: scale(1) translateY(0);
}

.admin-modal-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-5);
  letter-spacing: -0.02em;
}

.admin-modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
}

/* ── Visibility toggle in table ───────────────────────────────── */
.admin-vis-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.admin-vis-toggle .toggle {
  width: 32px;
  height: 18px;
}

.admin-vis-toggle .toggle-track::after {
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
}

.admin-vis-toggle .toggle input:checked+.toggle-track::after {
  transform: translateX(14px);
}

/* ── Note link ─────────────────────────────────────────────────── */
.admin-note-link {
  color: var(--clr-text);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
  display: block;
  max-width: 240px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-note-link:hover {
  color: var(--clr-accent);
}

.admin-user-link {
  color: var(--clr-accent);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color var(--transition);
}

.admin-user-link:hover {
  color: var(--clr-accent-2);
}

/* ── Empty state ───────────────────────────────────────────────── */
.admin-empty {
  text-align: center;
  padding: var(--space-8) 0;
  color: var(--clr-text-3);
  font-size: 0.875rem;
}

/* ── toast position adjustment for admin ──────────────────────── */
.page-admin .toast-container {
  bottom: var(--space-4);
  right: var(--space-4);
}

/* ─── Site Footer ─────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--clr-border);
  margin-top: var(--space-10);
  padding: var(--space-5) 0 var(--space-6);
}

.site-footer-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.site-footer-copy {
  font-size: 0.75rem;
  color: var(--clr-text-3);
  line-height: 1.5;
}

.site-footer-version {
  background: none;
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.7rem;
  font-family: var(--font-mono, monospace);
  color: var(--clr-text-3);
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.03em;
}

.site-footer-version:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(var(--clr-accent-rgb, 99, 102, 241), 0.06);
}

/* ─── Changelog entries ────────────────────────────────────── */
.changelog-entry {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--clr-border);
}

.changelog-entry:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.changelog-date {
  font-size: 0.7rem;
  font-family: var(--font-mono, monospace);
  color: var(--clr-accent);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
  font-weight: 600;
}

.changelog-entry-title {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.changelog-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.changelog-list li {
  font-size: 0.8125rem;
  color: var(--clr-text-2);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.5;
}

.changelog-list li::before {
  content: '·';
  position: absolute;
  left: 0.4rem;
  color: var(--clr-text-3);
}
/* ─── Permission radio group ─────────────────────────────────── */
.perm-radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.perm-radio-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.perm-radio-item:hover {
  border-color: var(--clr-accent);
  background: color-mix(in srgb, var(--clr-accent) 6%, transparent);
}

.perm-radio-item.active {
  border-color: var(--clr-accent);
  background: color-mix(in srgb, var(--clr-accent) 8%, transparent);
}

.perm-radio-item input[type="radio"] {
  accent-color: var(--clr-accent);
  flex-shrink: 0;
  width: 14px;
  height: 14px;
}

.perm-radio-content {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.perm-radio-title {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--clr-text-1);
}

.perm-radio-desc {
  font-size: 0.72rem;
  color: var(--clr-text-3);
}

/* ─── Share invite row ───────────────────────────────────────── */
.share-input-row {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.share-input-row .form-input {
  flex: 1;
  min-width: 0;
}

/* ─── Share chips (invited users) ────────────────────────────── */
.share-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
  min-height: 0;
}

.share-chips-empty {
  font-size: 0.78rem;
  color: var(--clr-text-3);
}

.share-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  padding: 2px 8px 2px 10px;
  font-size: 0.78rem;
  color: var(--clr-text-2);
  transition: border-color 0.15s;
}

.share-chip:hover {
  border-color: var(--clr-accent);
}

.share-chip-name {
  font-weight: 500;
  color: var(--clr-text-1);
}

.share-chip-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--clr-text-3);
  display: inline-flex;
  align-items: center;
  padding: 2px;
  border-radius: 50%;
  transition: color 0.15s, background 0.15s;
}

.share-chip-remove:hover {
  color: var(--clr-danger);
  background: color-mix(in srgb, var(--clr-danger) 10%, transparent);
}

/* ═══════════════════════════════════════════════════════════
   MOBILE RESPONSIVE — ≤ 600px (phones)
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 600px) {

  /* ── Navigation ────────────────────────────────────────── */

  /* Note title already hidden at 768px — reinforce */
  .nav-note-title { display: none; }

  /* Save-status: show dot only, hide "Saved" / "Saving…" text */
  .save-status .save-text { display: none; }

  /* Username and other .btn-label text: icon-only on mobile */
  .btn-label { display: none; }

  /* Hide copy-URL button (less critical on mobile) */
  #copy-url-btn { display: none; }

  /* Hide split-view button (side-by-side is unusable on phone) */
  .view-toggle [data-view="split"] { display: none; }

  /* Tighter icon buttons on mobile */
  .btn-icon { padding: 0.3rem; }

  /* ── Dashboard ─────────────────────────────────────────── */

  /* Stack title + toolbar vertically */
  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  /* Toolbar row: allow wrapping, push content to start */
  .dashboard-header > div {
    width: 100%;
    flex-wrap: wrap;
  }

  /* Reduce horizontal padding on small screens */
  .dashboard-container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  /* Search: full width, no max-width cap */
  .dash-search-wrap {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .dash-search-input {
    max-width: 100%;
    min-width: 0;
    flex: 1;
  }

  /* Dash tabs: equal-width, scroll if needed */
  .dash-tabs {
    gap: 0;
  }

  .dash-tab-btn {
    flex: 1;
    font-size: 0.8rem;
    padding: 0.45rem var(--space-2);
    justify-content: center;
  }

  /* ── Editor ────────────────────────────────────────────── */

  /* Reduce side padding on phone — clamp already helps but reinforce */
  #editor,
  #interactive-editor {
    padding-left: var(--space-4) !important;
    padding-right: var(--space-4) !important;
  }

  /* Status bar: match reduced editor padding */
  .status-bar {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  /* Settings panel: full-width slide-up from right (becomes bottom-docked) */
  .settings-panel {
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--clr-border);
    inset-block: var(--nav-h) 0;
  }

  /* ── Modals ────────────────────────────────────────────── */

  /* Bottom-sheet style on mobile */
  .modal-backdrop {
    align-items: flex-end;
    padding: 0;
  }

  .modal {
    max-width: 100%;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: var(--space-6) var(--space-5) calc(var(--space-6) + env(safe-area-inset-bottom));
    /* safe-area for iPhone notch/home indicator */
  }

  /* ── Account Page ──────────────────────────────────────── */
  .account-container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  /* Account section form rows: stack vertically */
  .account-form-row {
    flex-direction: column;
  }

  /* ── Landing Page ──────────────────────────────────────── */
  .landing {
    padding: var(--space-6) var(--space-4);
  }

  .landing-features {
    gap: var(--space-3);
    font-size: 0.75rem;
  }
}

/* ── Extra small (≤ 400px, small iPhones) ──────────────── */
@media (max-width: 400px) {

  /* Reduce nav gap so items don't overflow */
  .nav { gap: var(--space-1); padding: 0 var(--space-3); }
  .nav-actions { gap: var(--space-1); }

  /* View toggle: only keep interactive + preview */
  .view-toggle [data-view="editor"] { display: none; }

  /* Dashboard title smaller */
  .dashboard-title { font-size: 1.2rem; }

  /* Note cards on very small screens */
  .note-card { padding: var(--space-4); }
}

/* ─── Live Collaboration Indicator ──────────────────────── */
.collab-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  color: var(--clr-success);
  opacity: 0.85;
  transition: opacity var(--transition);
}

.collab-status.synced {
  color: var(--clr-accent);
}

.collab-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
  animation: collab-pulse 2.4s ease-in-out infinite;
}

.collab-status.synced .collab-dot {
  animation: collab-flash 0.6s ease-out forwards;
}

@keyframes collab-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.35; transform: scale(0.75); }
}

@keyframes collab-flash {
  0%   { opacity: 1; transform: scale(1.4); }
  100% { opacity: 0.85; transform: scale(1); }
}

/* ══════════════════════════════════════════════════════════
   FEATURE PACK — Block, Claim, Preferences, Admin Settings
   ══════════════════════════════════════════════════════════ */

/* ── Claim Guest Note bar ─────────────────────────────────── */
.claim-note-bar {
  position: fixed;
  bottom: env(safe-area-inset-bottom, 0);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: var(--space-3) var(--space-6);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.35);
  z-index: 200;
  white-space: nowrap;
  animation: slideUpBar 0.3s var(--ease-out);
}
.claim-note-label {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
}
@keyframes slideUpBar {
  from { transform: translateX(-50%) translateY(100%); opacity: 0; }
  to   { transform: translateX(-50%) translateY(0);   opacity: 1; }
}
@media (max-width: 600px) {
  .claim-note-bar {
    left: 0; right: 0;
    transform: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    justify-content: center;
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
  }
}

/* ── Block list (account page) ────────────────────────────── */
.block-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  background: var(--clr-surface-1);
  gap: var(--space-4);
}
.block-username {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text);
}
.block-add-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* ── Admin Settings panel ─────────────────────────────────── */
.admin-settings-card {
  background: var(--clr-surface-1);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  max-width: 640px;
}
.admin-settings-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-6);
  color: var(--clr-text);
}
.admin-setting-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-6);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--clr-border);
}
.admin-setting-row:last-child { border-bottom: none; }
.admin-setting-info {
  flex: 1;
}
.admin-setting-info strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: var(--space-1);
}
.admin-setting-info p {
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  margin: 0;
  line-height: 1.5;
}

/* ── Admin toggle switch ──────────────────────────────────── */
.admin-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  flex-shrink: 0;
}
.admin-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}
.admin-toggle-track {
  width: 40px;
  height: 22px;
  background: var(--clr-border);
  border-radius: 11px;
  position: relative;
  transition: background 0.2s;
  display: block;
}
.admin-toggle input:checked ~ .admin-toggle-track {
  background: var(--clr-accent);
}
.admin-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s;
  display: block;
}
.admin-toggle input:checked ~ .admin-toggle-track .admin-toggle-thumb {
  transform: translateX(18px);
}

/* ── form-hint helper (used in preferences section) ─────── */
.form-hint {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  margin: var(--space-1) 0 0;
}