:root {
  --notes-pinned-bg: rgba(59, 130, 246, 0.12);
  --notes-pinned-border: rgba(59, 130, 246, 0.28);
  --notes-warn-bg: rgba(251, 191, 36, 0.08);
  --notes-warn-border: rgba(251, 191, 36, 0.24);
  --notes-danger-bg: rgba(239, 68, 68, 0.08);
  --notes-danger-border: rgba(239, 68, 68, 0.24);
}

body {
  overflow-y: scroll;
}

.standalone-shell--notes {
  display: grid;
  gap: 20px;
}

.notes-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.notes-search {
  width: min(360px, 100%);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  transition: border-color 160ms ease, background 160ms ease;
}

.notes-search:focus-within {
  border-color: rgba(59, 130, 246, 0.35);
  background: rgba(59, 130, 246, 0.05);
}

.notes-search .ui-icon {
  width: 18px;
  height: 18px;
}

.notes-search input {
  border: 0;
  background: transparent;
  padding: 0;
}

.notes-search input:focus {
  background: transparent;
}

.notes-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 18px 22px;
}

.notes-summary-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
}

.notes-summary-label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.notes-summary-item strong {
  font-size: 1.35rem;
  line-height: 1;
}

.notes-status {
  min-height: 22px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.notes-loading,
.notes-empty,
.notes-error {
  grid-column: 1 / -1;
}

.notes-loading {
  padding: 28px 0;
  text-align: center;
  color: var(--text-secondary);
}

.notes-error {
  border-color: var(--notes-danger-border);
  background: var(--notes-danger-bg);
}

.notes-empty .empty-state-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 8px;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: #60a5fa;
  background: rgba(59, 130, 246, 0.08);
}

.notes-empty .empty-state-icon .ui-icon {
  width: 22px;
  height: 22px;
}

.note-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 260px;
}

.note-card.is-pinned {
  border-color: var(--notes-pinned-border);
  box-shadow: 0 10px 30px rgba(59, 130, 246, 0.12);
}

.note-card.is-busy {
  opacity: 0.72;
  pointer-events: none;
}

.note-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.note-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.note-card-icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  color: #60a5fa;
  flex-shrink: 0;
}

.note-card-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.note-card-title strong {
  font-size: 0.96rem;
  line-height: 1.2;
}

.note-card-title span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.note-pinned-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--notes-pinned-border);
  border-radius: 999px;
  background: var(--notes-pinned-bg);
  color: #93c5fd;
  font-size: 0.74rem;
  font-weight: 600;
  white-space: nowrap;
}

.note-pinned-badge .ui-icon {
  width: 14px;
  height: 14px;
}

.note-card-content {
  flex: 1;
  font-size: 0.92rem;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
}

.note-card-footer {
  display: grid;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.note-card-dates {
  display: grid;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.note-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.note-card-actions .btn-action {
  min-height: 40px;
  padding: 9px 14px;
}

.note-pin-button {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  border-color: var(--border);
}

.note-pin-button:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.note-pin-button.is-pinned {
  background: var(--notes-pinned-bg);
  color: #93c5fd;
  border-color: var(--notes-pinned-border);
}

.notes-modal-content {
  width: min(760px, 100%);
}

.notes-textarea {
  min-height: 260px;
  resize: vertical;
}

.notes-modal-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.notes-modal-meta strong {
  color: var(--text-secondary);
}

body.notes-modal-open {
  overflow: hidden;
}

@media (max-width: 900px) {
  .page-header {
    flex-direction: column;
  }

  .notes-header-actions {
    width: 100%;
    justify-content: stretch;
  }

  .notes-search {
    width: 100%;
  }

  .notes-header-actions .btn-action {
    width: 100%;
  }

  .notes-summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .standalone-shell--notes {
    padding-left: 18px;
    padding-right: 18px;
  }

  .notes-grid {
    grid-template-columns: 1fr;
  }

  .note-card-actions {
    flex-direction: column;
  }

  .note-card-actions .btn-action {
    width: 100%;
  }

  .notes-modal-meta {
    flex-direction: column;
    align-items: flex-start;
  }
}