:root {
  --bg: #0b0e13;
  --panel: #151a22;
  --surface: #1b222d;
  --surface-raised: #222a36;
  --card: #202733;
  --text: #f4f7fb;
  --muted: #96a0ae;
  --line: #303846;
  --line-strong: #4a5566;
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.34);
  --radius: 10px;
  --focus: #7cc4ff;
  --button: #dfe8f6;
  --button-hover: #c8d7ed;
  --button-text: #0d1117;
  --accent: #6ea8fe;
  --do: #ff6b6b;
  --schedule: #6ea8fe;
  --delegate: #f2ad52;
  --drop: #98a2b3;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.45;
  word-break: keep-all;
  overflow-wrap: normal;
  overflow-x: hidden;
  hyphens: none;
  scrollbar-color: #505a68 #10141b;
}

body {
  margin: 0;
  background: var(--bg);
  overflow-x: hidden;
}

::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: #10141b;
}

::-webkit-scrollbar-thumb {
  border: 3px solid #10141b;
  border-radius: 999px;
  background: #505a68;
}

::-webkit-scrollbar-thumb:hover {
  background: #667181;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button,
select,
input,
textarea {
  border: 1px solid var(--line);
  border-radius: 7px;
}

button {
  min-height: 38px;
  padding: 0 14px;
  background: var(--button);
  color: var(--button-text);
  cursor: pointer;
  white-space: nowrap;
}

button:hover {
  background: var(--button-hover);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

input,
select,
textarea {
  min-width: 0;
  min-height: 38px;
  padding: 0 11px;
  background: #0f141b;
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
  outline: 3px solid rgba(124, 196, 255, 0.26);
  outline-offset: 2px;
}

.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;
}

.primary-button {
  background: var(--accent);
  color: #06121f;
  font-weight: 750;
  border-color: transparent;
}

.primary-button:hover {
  background: #8bbcff;
}

.ghost-button {
  border-color: var(--line-strong);
  background: #111720;
  color: var(--text);
}

.ghost-button:hover {
  background: #1b2430;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  min-height: 32px;
  padding: 0;
  border-color: var(--line);
  background: #111720;
  color: var(--text);
}

.icon-button:hover {
  background: #1b2430;
}

.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: 20px;
  background: var(--bg);
}

.auth-gate[hidden] {
  display: none;
}

.auth-panel {
  display: grid;
  justify-items: center;
  gap: 16px;
  width: min(360px, 100%);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  text-align: center;
}

.auth-brand {
  justify-content: center;
}

.auth-message {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.auth-login-button {
  width: 100%;
}

.auth-pending .app-shell,
.auth-blocked .app-shell {
  visibility: hidden;
  pointer-events: none;
}

.app-shell {
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 20px 20px 96px;
}

/* ── Topbar ───────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 62px;
  margin: -20px -20px 16px;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(48, 56, 70, 0.72);
  background: rgba(11, 14, 19, 0.86);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 0 0 auto;
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(2, 7px);
  grid-template-rows: repeat(2, 7px);
  gap: 2px;
  flex: 0 0 auto;
  padding: 3px;
  border: 1px solid var(--line);
  background: #121721;
  border-radius: 5px;
}

.brand-mark span {
  border-radius: 2px;
}

.brand-mark span:nth-child(1) { background: var(--do); }
.brand-mark span:nth-child(2) { background: var(--schedule); }
.brand-mark span:nth-child(3) { background: var(--delegate); }
.brand-mark span:nth-child(4) { background: var(--drop); }

.brand-copy {
  min-width: 0;
}

.brand-copy p {
  margin: 0 0 1px;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 700;
}

.brand-copy h1 {
  overflow: hidden;
  margin: 0;
  font-size: 1rem;
  line-height: 1.1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── View switch ──────────────────────────────────── */
.view-switch {
  display: inline-grid;
  grid-template-columns: repeat(4, minmax(56px, auto));
  flex: 0 0 auto;
  gap: 4px;
  min-height: 38px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #111720;
}

.view-button {
  min-height: 28px;
  padding: 0 14px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
}

.view-button:hover {
  background: #1b2430;
  color: var(--text);
}

.view-button.is-active {
  background: var(--button);
  color: var(--button-text);
}

.top-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  min-width: 0;
  flex: 1 1 auto;
}

.auth-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 0 0 auto;
}

.auth-user {
  max-width: 180px;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-logout-button {
  min-height: 32px;
  padding: 0 11px;
  font-size: 0.84rem;
}

/* ── Category(project) filter ─────────────────────── */
.category-filter {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
  justify-content: flex-end;
}

.filter-chips {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 2px;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 32px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #121823;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 650;
}

.filter-chip:hover {
  background: #1a2230;
  color: var(--text);
}

.filter-chip.is-active {
  border-color: var(--category-color, var(--accent));
  background: color-mix(in srgb, var(--category-color, var(--accent)) 18%, #121823);
  color: var(--text);
}

.filter-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--category-color, var(--accent));
  flex: 0 0 auto;
}

.filter-count {
  min-width: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.72rem;
  text-align: center;
}

.filter-clear {
  color: var(--muted);
}

.category-manager {
  position: relative;
  flex: 0 0 auto;
}

.category-manager > summary {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 7px;
  font-size: 0.84rem;
  font-weight: 650;
  list-style: none;
  cursor: pointer;
}

.category-manager > summary::-webkit-details-marker {
  display: none;
}

.category-manager-popover {
  right: 0;
  width: min(320px, calc(100vw - 32px));
}

.category-manager-row {
  display: grid;
  gap: 8px;
  padding: 8px;
  border-radius: 8px;
  background: #1a212c;
}

.category-manager-name {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.category-manager-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.composer-slot {
  flex: 0 0 auto;
}

.composer-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.composer-form {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.composer-form input[name="taskTitle"] {
  min-width: 180px;
}

.data-import-layer:empty {
  display: none;
}

.data-import-backdrop {
  position: fixed;
  inset: 0;
  z-index: 10020;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.62);
}

.data-import-panel {
  display: grid;
  gap: 12px;
  width: min(640px, 100%);
  max-height: calc(100vh - 32px);
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.data-import-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.data-import-header h2 {
  margin: 0;
  font-size: 1rem;
}

.import-textarea {
  width: 100%;
  min-height: 300px;
  resize: vertical;
  line-height: 1.5;
  white-space: pre-wrap;
}

.import-error {
  margin: 0;
  color: var(--do);
  font-size: 0.86rem;
}

.data-import-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

/* ── Workspace / views ────────────────────────────── */
.workspace {
  display: block;
  min-width: 0;
}

.view {
  display: none;
  min-width: 0;
}

.workspace[data-mode="board"] .board-view {
  display: grid;
  gap: 16px;
}

.workspace[data-mode="kanban"] .kanban-view {
  display: block;
}

.workspace[data-mode="matrix"] .matrix-view {
  display: block;
}

.workspace[data-mode="done"] .done-view {
  display: block;
}

.muted-label {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
}

/* ── Inbox (board) ────────────────────────────────── */
.inbox {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
}

.inbox-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.inbox.is-collapsed .inbox-header {
  border-bottom: 0;
}

.inbox-header h2 {
  margin: 0;
  font-size: 1rem;
}

.inbox-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
}

.inbox-toggle:hover {
  background: transparent;
}

.inbox-caret {
  color: var(--muted);
  transition: transform 140ms ease;
}

.inbox.is-collapsed .inbox-caret {
  transform: rotate(-90deg);
}

.inbox-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.inbox-board {
  display: flex;
  align-items: stretch;
  gap: 10px;
  overflow-x: auto;
  min-height: 92px;
  padding: 12px;
}

.inbox.is-collapsed .inbox-board {
  display: none;
}

.inbox-board .empty-state {
  width: 100%;
}

.inbox-card {
  flex: 0 0 240px;
}

/* ── Swimlane grid (board) ────────────────────────── */
.swimlane {
  min-width: 0;
}

.swimlane-grid {
  display: grid;
  grid-template-columns: 148px repeat(4, minmax(0, 1fr));
  gap: 1px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}

.grid-head-row,
.grid-row {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1 / -1;
  gap: 1px;
}

.grid-corner,
.grid-col-head {
  padding: 11px 14px;
  background: #111722;
}

.grid-col-head {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.02em;
}

.grid-row-head {
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 14px;
  border-left: 4px solid var(--quadrant-color, var(--line-strong));
  background: #141a23;
}

.row-meta {
  color: var(--quadrant-color, var(--muted));
  font-size: 0.74rem;
  font-weight: 800;
}

.row-title {
  font-size: 0.98rem;
  font-weight: 800;
}

.row-kicker {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 650;
}

.grid-cell {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 116px;
  padding: 10px;
  background: #10151d;
}

.grid-cell.is-done-col {
  background: #0c1118;
}

/* ── Kanban view ──────────────────────────────────── */
.kanban-board {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  overflow-x: auto;
  min-height: calc(100vh - 150px);
  padding-bottom: 14px;
  cursor: grab;
}

.kanban-board.is-panning {
  cursor: grabbing;
  user-select: none;
}

.kanban-column {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 10px;
  flex: 0 0 250px;
  max-height: calc(100vh - 160px);
  padding: 10px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--category-color, var(--line-strong));
  border-radius: var(--radius);
  background: #141a23;
}

.kanban-column-header {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 2px 2px 8px;
  border-bottom: 1px solid var(--line);
}

.kanban-column-name-wrap {
  flex: 1 1 auto;
  min-width: 0;
}

.kanban-column-name {
  display: block;
  overflow: hidden;
  font-weight: 750;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kanban-column-header .category-edit-input {
  width: 100%;
  font-weight: 750;
}

.kanban-menu {
  flex: 0 0 auto;
}

.kanban-menu > summary {
  list-style: none;
}

.kanban-menu > summary::-webkit-details-marker {
  display: none;
}

.kanban-menu .lane-menu-popover {
  right: 0;
  width: 248px;
}

.kanban-menu .lane-menu-popover > button {
  width: 100%;
  justify-content: flex-start;
  text-align: left;
}

/* 리스트 추가 칼럼 */
.kanban-add-list-col {
  flex: 0 0 230px;
}

.kanban-add-list {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-weight: 700;
  text-align: left;
}

.kanban-add-list:hover {
  background: rgba(124, 196, 255, 0.1);
  color: var(--text);
}

.kanban-add-list-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-top: 1px solid var(--line);
  border-radius: var(--radius);
  background: #141a23;
}

.kanban-lanes {
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 0;
  overflow-y: auto;
  padding: 2px;
}

.kanban-lane {
  display: grid;
  gap: 6px;
}

/* 아주 옅은 구분선: 가는 선 사이에 작은 라벨 */
.kanban-lane-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 2px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.kanban-lane-head::before,
.kanban-lane-head::after {
  content: "";
  height: 1px;
  background: var(--line);
}

.kanban-lane-head::before {
  width: 10px;
  flex: 0 0 auto;
}

.kanban-lane-head::after {
  flex: 1 1 auto;
}

.kanban-lane-title {
  flex: 0 0 auto;
}

.kanban-lane-count {
  flex: 0 0 auto;
  color: var(--muted);
  font-weight: 600;
}

.kanban-stack {
  display: grid;
  align-content: start;
  gap: 6px;
  min-height: 14px;
  padding: 2px;
  border-radius: 8px;
}

/* 칸반 카드는 더 촘촘하게: 여백·글자 축소 */
.kanban-card {
  padding: 6px 10px;
}

.kanban-card .task-title {
  font-size: 0.82rem;
  -webkit-line-clamp: 2;
}

/* 드래그 중 마우스를 올린 단계만 실시간으로 넓어져 떨어뜨리기 쉽게 (다른 칸은 그대로) */
.kanban-stack.is-over {
  min-height: 40px;
}

.kanban-add {
  justify-self: start;
  min-height: 32px;
  padding: 0 10px;
  border-color: transparent;
  background: transparent;
  color: var(--muted);
}

.kanban-add:hover {
  background: rgba(124, 196, 255, 0.12);
  color: var(--text);
}

.kanban-form {
  display: grid;
  gap: 8px;
}

.kanban-form-actions {
  display: flex;
  gap: 6px;
}

.kanban-form-actions button {
  min-height: 34px;
  padding: 0 12px;
}

/* ── Matrix view (2×2) ────────────────────────────── */
.matrix-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
  gap: 14px;
  align-items: stretch;
  min-width: 0;
  /* 화면 높이에 맞춰 고정 → 각 분면이 내부에서 스크롤 */
  height: calc(100vh - 140px);
  min-height: 420px;
}

.matrix-2x2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 12px;
  min-width: 0;
  min-height: 0;
  height: 100%;
}

.quadrant-cell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 10px;
  min-width: 0;
  min-height: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--quadrant-color, var(--line-strong));
  border-radius: var(--radius);
  background: #141a23;
}

.quadrant-cell-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 8px;
  min-width: 0;
}

.quadrant-kicker,
.quadrant-meta {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.quadrant-kicker,
.quadrant-title,
.quadrant-meta {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.quadrant-title {
  margin-top: 2px;
  font-size: 1.02rem;
  font-weight: 800;
}

.quadrant-stack {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  overflow-y: auto;
  padding: 10px;
  border: 1px solid rgba(74, 85, 102, 0.5);
  border-radius: 8px;
  background: rgba(13, 17, 23, 0.5);
}

.matrix-backlog {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 10px;
  min-height: 0;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel);
}

.matrix-backlog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.matrix-backlog-header h2 {
  margin: 0;
  font-size: 1rem;
}

.matrix-backlog-stack {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  overflow-y: auto;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(13, 17, 23, 0.6);
}

/* ── Drop zone states ─────────────────────────────── */
.drop-zone.is-over {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
  background: rgba(124, 196, 255, 0.1);
}

body.is-dragging-task .grid-cell,
body.is-dragging-task .inbox-board,
body.is-dragging-task .quadrant-stack,
body.is-dragging-task .matrix-backlog-stack {
  background: rgba(124, 196, 255, 0.05);
}

/* ── Task card ────────────────────────────────────── */
.task-card {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--category-color);
  border-radius: 8px;
  background: var(--card);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.22);
  transition:
    border-color 120ms ease,
    background 120ms ease,
    outline-color 120ms ease;
}

.task-card:hover {
  background: #252e3a;
}

/* 드래그 중인 원본은 숨기고, 들어갈 자리에는 placeholder 빈 칸만 표시 */
.task-card.is-dragging {
  display: none;
}

.card-placeholder {
  min-height: 34px;
  border: 1px dashed var(--focus);
  border-radius: 8px;
  background: rgba(124, 196, 255, 0.12);
}

.task-card[draggable="true"] {
  cursor: grab;
}

/* 완료 카드: 비활성처럼 흐릿하게 (칸반·사분면·통합 공통) */
.task-card.is-done {
  opacity: 0.5;
  border-color: var(--line);
  border-left-color: var(--line-strong);
  background: #11151c;
  box-shadow: none;
  filter: saturate(0.5);
}

.task-card.is-done:hover {
  opacity: 0.72;
  background: #161b23;
}

.task-card.is-done .task-title {
  color: var(--muted);
  text-decoration: line-through;
}

.task-card.is-done .task-pill {
  opacity: 0.7;
}

.task-title {
  display: -webkit-box;
  overflow: hidden;
  min-width: 0;
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.task-edit-input {
  font-size: 0.9rem;
}

.task-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 0;
}

/* 사분면·통합 카드: 카테고리를 줄바꿈 없이 제목 오른쪽에 배치해 높이 절약 */
.matrix-card,
.cell-card {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.matrix-card .task-title,
.cell-card .task-title {
  flex: 1 1 auto;
  min-width: 0;
  -webkit-line-clamp: 2;
}

.matrix-card .task-meta,
.cell-card .task-meta {
  flex: 0 0 auto;
  max-width: 45%;
}

.task-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  max-width: 100%;
  overflow: hidden;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-pill-category {
  background: color-mix(in srgb, var(--pill-color) 22%, transparent);
  color: var(--text);
}

.task-pill-priority {
  border: 1px solid color-mix(in srgb, var(--pill-color) 55%, transparent);
  color: var(--text);
}

.task-pill-priority::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pill-color);
}

.task-pill-status {
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
}

/* ── Inline edit ──────────────────────────────────── */
.inline-edit-input {
  width: 100%;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font-weight: 700;
  line-height: 1.45;
}

.inline-edit-input:focus {
  outline: 0;
}

.task-edit-input {
  font-size: 0.9rem;
}

.category-name {
  overflow: hidden;
  cursor: text;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.category-swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: 0 0 auto;
}

/* ── Menus / popovers ─────────────────────────────── */
.lane-menu {
  position: relative;
}

.lane-menu-popover {
  position: absolute;
  z-index: 30;
  margin-top: 6px;
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #1b222d;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}

.lane-menu:not([open]) .lane-menu-popover {
  display: none;
}

.category-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid var(--line);
}

/* ── Color palette ────────────────────────────────── */
.category-color-palette {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.color-swatch-button,
.custom-color-trigger {
  position: relative;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  min-height: 24px;
  padding: 0;
  border: 1px solid rgba(244, 247, 251, 0.18);
  border-radius: 6px;
  background: var(--swatch-color);
  cursor: pointer;
}

.color-swatch-button:hover,
.custom-color-trigger:hover {
  border-color: rgba(244, 247, 251, 0.52);
}

.color-swatch-button.is-active {
  border-color: var(--focus);
  outline: 2px solid rgba(124, 196, 255, 0.34);
  outline-offset: 1px;
}

.custom-color-trigger {
  overflow: hidden;
  background:
    linear-gradient(45deg, transparent 48%, rgba(255, 255, 255, 0.84) 49%, rgba(255, 255, 255, 0.84) 51%, transparent 52%),
    var(--swatch-color);
}

.custom-color-preview {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--swatch-color);
}

.category-color-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 0;
  border: 0;
  opacity: 0;
  cursor: pointer;
}

/* ── Empty state ──────────────────────────────────── */
.empty-state {
  display: grid;
  place-items: center;
  min-height: 56px;
  padding: 10px;
  border: 1px dashed rgba(74, 85, 102, 0.5);
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.grid-cell .empty-state {
  border: 0;
  min-height: 0;
}

/* ── Context menu (card right-click) ──────────────── */
.context-menu-layer:empty {
  display: none;
}

.context-menu {
  position: fixed;
  z-index: 60;
  min-width: 184px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #1b222d;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
}

.context-menu button {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 34px;
  padding: 0 10px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
  text-align: left;
}

.context-menu button:hover {
  background: rgba(124, 196, 255, 0.14);
}

.context-sep {
  height: 1px;
  margin: 5px 6px;
  background: var(--line);
}

.context-danger {
  color: #ff8a8a;
}

.context-danger:hover {
  background: rgba(255, 107, 107, 0.16) !important;
}

.context-sub {
  position: relative;
}

.context-sub-trigger {
  justify-content: space-between;
}

.context-caret {
  color: var(--muted);
  font-size: 0.72rem;
}

.context-sub-panel {
  position: absolute;
  top: -6px;
  left: 100%;
  display: none;
  min-width: 168px;
  max-height: 280px;
  overflow-y: auto;
  margin-left: 0;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #1b222d;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.5);
}

.context-sub:hover > .context-sub-panel {
  display: block;
}

.context-menu.flip-left .context-sub-panel {
  left: auto;
  right: 100%;
  margin-left: 0;
  margin-right: 0;
}

.context-check {
  display: inline-grid;
  place-items: center;
  width: 14px;
  flex: 0 0 auto;
  color: var(--accent);
  font-size: 0.78rem;
}

.context-dot {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: 50%;
}

/* ── Done view ────────────────────────────────────── */
.danger-button {
  border-color: transparent;
  background: #d8453f;
  color: #fff;
  font-weight: 750;
}

.danger-button:hover {
  background: #e35a55;
}

.done-page {
  display: grid;
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}

.done-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.done-header-text h2 {
  margin: 0;
  font-size: 1.2rem;
}

.done-header-text p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.done-header-text strong {
  color: var(--text);
}

.done-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.done-list {
  display: grid;
  gap: 16px;
}

.done-group {
  display: grid;
  gap: 10px;
}

.done-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.done-group-name {
  font-weight: 750;
}

.done-group-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
}

.done-card {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--category-color, var(--line-strong));
  border-radius: 8px;
  background: var(--card);
}

.done-title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  font-size: 0.9rem;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
  opacity: 0.85;
}

.done-card-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.done-card-actions .ghost-button {
  min-height: 30px;
  padding: 0 10px;
  font-size: 0.8rem;
}

.done-empty {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 60px 20px;
  color: var(--muted);
  text-align: center;
}

.done-empty-emoji {
  font-size: 2.4rem;
}

/* 폭죽/컨페티 캔버스 */
.confetti-canvas {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 1000px) {
  .topbar {
    flex-wrap: wrap;
  }

  .view-switch {
    order: 3;
    width: 100%;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .top-tools {
    order: 2;
  }

  /* 좁은 화면에선 고정 높이/내부 스크롤 해제하고 페이지 흐름으로 */
  .matrix-layout {
    grid-template-columns: minmax(0, 1fr);
    height: auto;
    min-height: 0;
  }

  .matrix-2x2 {
    grid-template-rows: auto;
    height: auto;
  }

  .quadrant-cell {
    min-height: 240px;
  }

  .quadrant-stack,
  .matrix-backlog-stack {
    overflow-y: visible;
  }
}

@media (max-width: 900px) {
  .topbar {
    align-items: flex-start;
    margin: -20px -20px 14px;
  }

  .top-tools {
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .category-filter {
    justify-content: flex-start;
    width: 100%;
  }

  /* 통합 보드 격자를 분면별 세로 스택으로 접기 */
  .swimlane-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    border: 0;
    background: transparent;
    overflow: visible;
  }

  .grid-head-row {
    display: none;
  }

  .grid-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1px;
    border: 1px solid var(--line);
    border-left: 4px solid var(--quadrant-color, var(--line-strong));
    border-radius: var(--radius);
    background: var(--line);
    overflow: hidden;
  }

  .grid-row-head {
    grid-template-columns: auto auto 1fr;
    align-items: baseline;
    gap: 8px;
    border-left: 0;
  }

  .grid-cell {
    min-height: 60px;
  }

  .grid-cell::before {
    content: attr(data-status-label);
    color: var(--muted);
    font-size: 0.74rem;
    font-weight: 750;
  }

  .matrix-2x2 {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .app-shell {
    padding: 12px 12px 150px;
  }

  .topbar {
    margin: -12px -12px 12px;
    padding: 12px;
  }

  .brand-copy h1 {
    font-size: 0.95rem;
  }

  .composer-form input[name="taskTitle"] {
    min-width: 0;
    flex: 1 1 100%;
  }

  .kanban-column {
    flex-basis: min(82vw, 300px);
  }
}