/* ============================================================
   Brand
   ============================================================ */

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}

.brand__mark {
  width: 22px;
  height: 22px;
  flex: none;
  color: var(--color-accent);
}

.brand__name {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  white-space: nowrap;
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 32px;
  padding: 0 var(--space-3);
  font-size: var(--text-md);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: background-color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

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

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

.btn[disabled] {
  opacity: 0.45;
  pointer-events: none;
}

.btn--primary {
  color: var(--color-accent-contrast);
  background: var(--color-accent);
}

.btn--primary:hover,
.btn--primary:active {
  background: var(--color-accent-hover);
}

.btn--outline {
  border-color: var(--color-border-strong);
  background: var(--color-surface);
}

.btn--danger {
  color: var(--color-danger);
}

.btn--danger:hover {
  background: var(--color-danger-soft);
}

.btn--danger-solid {
  color: #fff;
  background: #ba1a1a;
}

.btn--danger-solid:hover {
  background: #9c1414;
}

.btn--block {
  width: 100%;
}

.btn--lg {
  height: 40px;
  padding: 0 var(--space-5);
}

/* Icon-only button. Always paired with an accessible name. */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  flex: none;
  color: var(--color-text-2);
  border-radius: var(--radius-sm);
  transition: background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.icon-btn:hover {
  color: var(--color-text);
  background: var(--color-hover);
}

.icon-btn:active {
  background: var(--color-active);
}

.icon-btn[aria-pressed="true"] {
  color: var(--color-accent);
}

.icon-btn[disabled] {
  opacity: 0.4;
  pointer-events: none;
}

.icon-btn--danger:hover {
  color: var(--color-danger);
  background: var(--color-danger-soft);
}

/* ============================================================
   Sidebar navigation
   ============================================================ */

/* Sidebar vertical rhythm: primary action, then search, then the groups. */
#new-note-button {
  margin-bottom: var(--space-3);
}

.search-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  height: 34px;
  margin-bottom: var(--space-4);
  padding: 0 var(--space-2) 0 var(--space-3);
  color: var(--color-text-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.search-trigger:hover {
  border-color: var(--color-border-strong);
}

.search-trigger__label {
  flex: 1 1 auto;
  text-align: left;
  font-size: var(--text-md);
}

.nav-group {
  margin-bottom: var(--space-5);
}

.nav-group__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 0 var(--space-2) var(--space-2);
}

.nav-group__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-3);
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  height: 34px;
  padding: 0 var(--space-2);
  color: var(--color-text-2);
  border-radius: var(--radius-sm);
  text-align: left;
  transition: background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

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

.nav-item__label {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-item__count {
  min-width: 2ch;
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--color-text-3);
}

.nav-item[aria-current="page"] {
  color: var(--color-text);
  font-weight: var(--weight-medium);
  background: var(--color-active);
}

/* A short accent bar marks the active row without shouting. */
.nav-item[aria-current="page"]::before {
  content: "";
  position: absolute;
  left: calc(var(--space-3) * -1);
  top: 50%;
  width: 3px;
  height: 18px;
  background: var(--color-accent);
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  transform: translateY(-50%);
}

.nav-item--drop-target {
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px var(--color-accent-border);
}

.folder-row {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.folder-row .nav-item {
  min-width: 0;
}

.folder-row__menu {
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.folder-row:hover .folder-row__menu,
.folder-row:focus-within .folder-row__menu {
  opacity: 1;
}

.sidebar__privacy {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
  line-height: var(--leading-tight);
  color: var(--color-text-3);
}

.sidebar__privacy .icon {
  flex: none;
  color: var(--color-success);
}

/* ============================================================
   Notes list
   ============================================================ */

.list-pane__title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.list-pane__meta {
  padding: var(--space-3) var(--space-4) var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-3);
}

.note-list {
  display: flex;
  flex-direction: column;
}

.note-list__section {
  padding: var(--space-4) var(--space-4) var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-3);
}

.note-card {
  position: relative;
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--duration-fast) var(--ease-out);
}

.note-card:hover {
  background: var(--color-hover);
}

.note-card:focus-visible {
  outline-offset: -2px;
  border-radius: 0;
}

.note-card:active {
  background: var(--color-active);
}

.note-card[aria-current="true"],
.note-card[aria-current="true"]:hover {
  background: var(--color-accent-soft);
}

.note-card[aria-current="true"]::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--color-accent);
}

.note-card__top {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.note-card__title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: var(--text-md);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.note-card__time {
  flex: none;
  padding-left: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* A step below the title so the row has a clear first and second voice. */
.note-card__excerpt {
  margin-top: 2px;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--color-text-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.note-card__foot {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.note-card__foot:empty {
  display: none;
}

.note-card__flags {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-right: var(--space-1);
  color: var(--color-text-3);
}

.note-card__flags .icon {
  width: 13px;
  height: 13px;
}

.note-card__flag--pin {
  color: var(--color-accent);
}

.note-card__flag--fav {
  color: var(--color-warning);
}

.note-card--dragging {
  opacity: 0.45;
}

/* Grid density */
.note-list--grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-3);
  padding: var(--space-4);
  align-content: start;
}

.note-list--grid .note-card {
  min-height: 128px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.note-list--grid .note-card__excerpt {
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

.note-list--grid .note-list__section {
  grid-column: 1 / -1;
  padding: var(--space-1) 0;
}

/* ============================================================
   Tags
   ============================================================ */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  max-width: 160px;
  height: 20px;
  padding: 0 var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-2);
  background: var(--color-surface-3);
  border-radius: var(--radius-xs);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tag > span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tag--interactive:hover {
  color: var(--color-text);
  background: var(--color-border);
}

.tag--accent {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.tag__remove {
  display: inline-flex;
  margin-right: -3px;
  color: var(--color-text-3);
  border-radius: var(--radius-xs);
}

.tag__remove:hover {
  color: var(--color-danger);
}

.tag__remove .icon {
  width: 11px;
  height: 11px;
}

/* ============================================================
   Empty states
   ============================================================ */

/* One composition for every empty state, so the trash, a folder and the
   editor panel all read as the same product. The column is narrow on purpose:
   centred text loses its shape once the measure gets wide. */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-7) var(--space-5);
  text-align: center;
}

.empty-state > * {
  max-width: 32ch;
}

.empty-state__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-bottom: var(--space-2);
  color: var(--color-text-3);
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
}

.empty-state__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
}

.empty-state__body {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-2);
  text-wrap: pretty;
}

.empty-state .btn {
  margin-top: var(--space-3);
}

/* Keyboard hint below the call to action; never the only route to it. */
.empty-state__hint {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-3);
}

.empty-state--fill {
  flex: 1 1 auto;
  min-height: 0;
  /* Optically centred: a block of text pinned to the exact middle of a tall
     panel reads as sitting slightly low. */
  padding-bottom: var(--space-8);
}

/* ============================================================
   Menus (folder actions, sort, overflow)
   ============================================================ */

.menu {
  position: fixed;
  z-index: var(--z-dialog);
  min-width: 190px;
  padding: var(--space-1);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-overlay);
}

.menu__group + .menu__group {
  margin-top: var(--space-1);
  padding-top: var(--space-1);
  border-top: 1px solid var(--color-border);
}

.menu__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  height: 32px;
  padding: 0 var(--space-2);
  font-size: var(--text-md);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  text-align: left;
}

.menu__item:hover,
.menu__item:focus-visible {
  background: var(--color-hover);
}

.menu__item[aria-checked="true"] {
  color: var(--color-accent);
  font-weight: var(--weight-medium);
}

.menu__item--danger {
  color: var(--color-danger);
}

.menu__item--danger:hover {
  background: var(--color-danger-soft);
}

.menu__item .icon {
  color: var(--color-text-3);
}

.menu__item--danger .icon {
  color: currentColor;
}

.menu__label {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================================================
   Dialogs
   ============================================================ */

.dialog {
  position: fixed;
  inset: 0;
  z-index: var(--z-dialog);
  display: grid;
  place-items: center;
  padding: var(--space-4);
}

.dialog__backdrop {
  position: absolute;
  inset: 0;
  background: var(--scrim);
}

.dialog__panel {
  position: relative;
  width: min(440px, 100%);
  max-height: calc(100dvh - var(--space-8));
  overflow-y: auto;
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-overlay);
  animation: dialog-in var(--duration-base) var(--ease-out);
}

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.99);
  }
}

.dialog__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
}

.dialog__body {
  margin-top: var(--space-2);
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-2);
}

.dialog__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

/* ============================================================
   Form controls
   ============================================================ */

.field {
  display: block;
  margin-top: var(--space-4);
}

.field__label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-md);
  font-weight: var(--weight-medium);
}

.field__hint {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-3);
}

.field__error {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-danger);
}

.input,
.select {
  width: 100%;
  height: 36px;
  padding: 0 var(--space-3);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.select {
  padding-right: var(--space-6);
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%),
    linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: right 16px center, right 11px center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  cursor: pointer;
}

.input:focus,
.select:focus {
  border-color: var(--color-accent);
}

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

.switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 38px;
  height: 22px;
  flex: none;
  background: var(--color-border-strong);
  border-radius: var(--radius-pill);
  transition: background-color var(--duration-base) var(--ease-out);
}

.switch::after {
  content: "";
  position: absolute;
  left: 3px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-raised);
  transition: transform var(--duration-base) var(--ease-out);
}

.switch[aria-checked="true"] {
  background: var(--color-accent);
}

.switch[aria-checked="true"]::after {
  transform: translateX(16px);
}

.range {
  width: 100%;
  accent-color: var(--color-accent);
}

/* ============================================================
   Toasts + live feedback
   ============================================================ */

.toast-region {
  position: fixed;
  left: 50%;
  bottom: var(--space-5);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  width: min(420px, calc(100vw - var(--space-6)));
  transform: translateX(-50%);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-overlay);
  pointer-events: auto;
  animation: toast-in var(--duration-slow) var(--ease-out);
}

.toast--leaving {
  animation: toast-out var(--duration-base) var(--ease-in-out) forwards;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
}

@keyframes toast-out {
  to {
    opacity: 0;
    transform: translateY(6px);
  }
}

.toast__icon {
  flex: none;
  color: var(--color-text-3);
}

.toast--success .toast__icon {
  color: var(--color-success);
}

.toast--error .toast__icon {
  color: var(--color-danger);
}

.toast__message {
  flex: 1 1 auto;
  font-size: var(--text-md);
}

.toast__action {
  flex: none;
  padding: 0 var(--space-2);
  height: 26px;
  font-size: var(--text-md);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  border-radius: var(--radius-sm);
}

.toast__action:hover {
  background: var(--color-accent-soft);
}

/* ============================================================
   Command palette
   ============================================================ */

.palette {
  position: fixed;
  inset: 0;
  z-index: var(--z-palette);
  display: flex;
  justify-content: center;
  padding: max(10vh, var(--space-6)) var(--space-4) var(--space-4);
}

.palette__backdrop {
  position: absolute;
  inset: 0;
  background: var(--scrim);
}

.palette__panel {
  position: relative;
  display: flex;
  flex-direction: column;
  width: min(560px, 100%);
  max-height: min(420px, 70dvh);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-overlay);
  animation: dialog-in var(--duration-base) var(--ease-out);
}

.palette__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: none;
  padding: 0 var(--space-3) 0 var(--space-4);
  height: 50px;
  border-bottom: 1px solid var(--color-border);
}

.palette__input {
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  font-size: var(--text-lg);
  background: none;
  border: 0;
  outline: none;
}

.palette__input::placeholder {
  color: var(--color-text-3);
}

.palette__results {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-1);
  overscroll-behavior: contain;
}

.palette__group-title {
  padding: var(--space-3) var(--space-3) var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-3);
}

.palette__option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: 38px;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  text-align: left;
  color: var(--color-text-2);
}

.palette__option[aria-selected="true"] {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.palette__option-text {
  flex: 1 1 auto;
  min-width: 0;
}

.palette__option-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--color-text);
}

.palette__option[aria-selected="true"] .palette__option-title {
  color: var(--color-accent);
  font-weight: var(--weight-medium);
}

.palette__option-sub {
  font-size: var(--text-sm);
  color: var(--color-text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.palette__keys {
  display: flex;
  gap: 3px;
  flex: none;
}

.palette__foot {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: none;
  height: 34px;
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  border-top: 1px solid var(--color-border);
}

.palette__hint {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.palette__version {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.palette__empty {
  padding: var(--space-6) var(--space-4);
  text-align: center;
  color: var(--color-text-3);
}

/* List rows carry the layout; the card itself is the button inside. */
.note-list > li {
  display: flex;
  min-width: 0;
}

.note-list > li > .note-card {
  flex: 1 1 auto;
  min-width: 0;
}

.note-list--grid > li {
  min-width: 0;
}