:root {
  --bg: #ffffff;
  --fg: #000000;
  --accent: #FF4F00;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--fg);
  background: var(--bg);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
}

.home-trigger {
  position: fixed;
  top: 1.2rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border: 1px solid var(--fg);
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.home-trigger svg {
  width: 22px;
  height: 22px;
  fill: var(--fg);
  stroke: var(--fg);
  stroke-width: 1.2;
  stroke-linejoin: round;
}

.home-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 70;
}

.home-overlay.hidden {
  display: none;
}

.home-panel {
  width: min(720px, calc(100% - 2rem));
  background: var(--bg);
  border: 1px solid var(--fg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.home-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.home-eyebrow {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.home-panel-header h1 {
  margin: 0.2rem 0 0;
  font-size: 1.6rem;
}

.home-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.home-sort {
  display: inline-flex;
  border: 1px solid var(--fg);
}

.sort-btn {
  border: none;
  background: transparent;
  padding: 0.4rem 0.8rem;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.sort-btn.active {
  background: var(--fg);
  color: var(--bg);
}

.home-new-btn,
.home-close-btn {
  border: 1px solid var(--fg);
  background: transparent;
  padding: 0.4rem 0.9rem;
  font: inherit;
  cursor: pointer;
}

.home-pinned-btn {
  border: 1px solid var(--fg);
  background: transparent;
  padding: 0.4rem 0.9rem;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.home-pinned-btn.active {
  background: var(--fg);
  color: var(--bg);
}

.home-note-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-height: min(60vh, 480px);
  overflow-y: auto;
}

.home-note-list li {
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  padding-bottom: 0.6rem;
}

.home-note-list li:last-child {
  border-bottom: none;
}

.home-note-list button {
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 0;
  font: inherit;
  cursor: pointer;
}

.home-note-list strong {
  display: block;
  font-size: 1rem;
}

.home-note-meta {
  display: flex;
  gap: 0.6rem;
  font-size: 0.8rem;
  color: rgba(0, 0, 0, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.home-note-snippet {
  font-size: 0.9rem;
  margin-top: 0.2rem;
  color: rgba(0, 0, 0, 0.8);
}

.canvas {
  max-width: 650px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5vh 1.5rem 8vh;
}

.note {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.note-title-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.pin-toggle {
  width: 44px;
  height: 44px;
  border: 1px solid var(--fg);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s ease;
}

.pin-toggle svg {
  width: 24px;
  height: 24px;
  fill: transparent;
  stroke: var(--fg);
  stroke-width: 1.5;
}

.pin-toggle.is-pinned svg {
  fill: var(--accent);
  stroke: var(--accent);
}

.note-title {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 600;
  border: none;
  padding: 0;
  background: transparent;
  color: var(--fg);
}

.note-title:focus {
  outline: none;
}

.note-meta {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: rgba(0, 0, 0, 0.65);
  white-space: nowrap;
}

.note-content {
  min-height: 520px;
  padding: 2rem 0;
  font: inherit;
  line-height: 1.7;
  color: var(--fg);
  background: transparent;
  white-space: pre-wrap;
  word-break: break-word;
  cursor: text;
}

.note-content:focus {
  outline: none;
}

.note-content:empty::before {
  content: attr(data-placeholder);
  color: rgba(0, 0, 0, 0.35);
}

.wiki-link {
  color: var(--accent);
  cursor: pointer;
}

.wiki-link.missing {
  text-decoration: underline dashed var(--accent);
  opacity: 0.85;
}

.link-suggestions {
  border: 1px solid var(--fg);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  max-width: 320px;
}

.link-suggestions.hidden {
  display: none;
}

.link-suggestion {
  border: none;
  background: transparent;
  text-align: left;
  padding: 0.5rem 0.8rem;
  font: inherit;
  color: var(--fg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.link-suggestion:last-child {
  border-bottom: none;
}

.link-suggestion.active,
.link-suggestion:hover {
  background: rgba(0, 0, 0, 0.1);
}

.note-status {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.delete-btn {
  border: none;
  background: transparent;
  color: rgba(0, 0, 0, 0.6);
  cursor: pointer;
  padding: 0;
}

.delete-btn:hover {
  color: var(--fg);
}

.backlinks {
  margin-top: 3rem;
}

.backlinks {
  border-top: 1px solid var(--accent);
  margin-top: 3rem;
  padding-top: 1.5rem;
}

.backlinks h2 {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.reference-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.reference-list li button {
  border: none;
  background: transparent;
  padding: 0;
  font: inherit;
  color: var(--accent);
  cursor: pointer;
}

.reference-list li {
  font-size: 0.9rem;
  color: rgba(0, 0, 0, 0.8);
}

.similar-notes {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.similar-notes h3 {
  margin: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.7);
}

#similar-notes-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.similar-note-item button {
  width: 100%;
  border: none;
  background: transparent;
  text-align: left;
  padding: 0;
  font: inherit;
  cursor: pointer;
  color: var(--fg);
}

.similar-note-meta {
  font-size: 0.8rem;
  color: rgba(0, 0, 0, 0.55);
  margin-top: 0.15rem;
}

.similar-hint {
  font-size: 0.75rem;
  color: rgba(0, 0, 0, 0.55);
  font-style: italic;
}

.palette {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.palette.hidden {
  display: none;
}

.palette-panel {
  width: min(540px, calc(100% - 2rem));
  border: 1px solid var(--fg);
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

#palette-search {
  border: none;
  border-bottom: 1px solid var(--fg);
  padding: 0.9rem;
  font: inherit;
  background: transparent;
  color: var(--fg);
}

#palette-search:focus {
  outline: none;
}

#palette-results {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 320px;
  overflow-y: auto;
}

.palette-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding: 0.8rem 0.9rem;
}

.palette-item:last-child {
  border-bottom: none;
}

.palette-item strong {
  font-weight: 600;
}

.palette-item span {
  font-size: 0.8rem;
  color: rgba(0, 0, 0, 0.6);
}

.palette-item.active {
  border-left: 4px solid var(--accent);
  background: rgba(255, 79, 0, 0.08);
}

.snippet-match {
  font-weight: 600;
  color: var(--fg);
}

.reference-link {
  color: var(--accent);
}

::selection {
  background: rgba(255, 79, 0, 0.25);
}

.hidden {
  display: none;
}