:root {
  color-scheme: light;
  --bg: #f4fbff;
  --surface: #ffffff;
  --surface-soft: #edf8ff;
  --ink: #20313f;
  --muted: #63778a;
  --line: #cfe4f1;
  --line-soft: #e7f3fa;
  --accent: #1397d5;
  --accent-2: #ff6b8a;
  --accent-3: #ffd166;
  --ok: #20a779;
  --danger: #d94c68;
  --shadow: 0 12px 30px rgba(38, 124, 176, .10);
  --row-height: 42px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, sans-serif;
  letter-spacing: 0;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.appbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px 12px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

h1 {
  margin: 0;
  font-size: 24px;
  line-height: 1.15;
}

.save-status {
  color: var(--muted);
  font-size: 12px;
}

.app-actions,
.controls,
.tabs,
.segmented,
.sheet-actions,
.gantt-actions,
.row-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

button,
.text-button,
.primary-button,
.icon-button {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 7px;
  padding: 8px 12px;
  cursor: pointer;
  text-decoration: none;
  line-height: 1;
}

button:hover,
.text-button:hover,
.icon-button:hover {
  border-color: #9fd4ee;
  background: #f8fdff;
}

.primary-button {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 700;
}

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

.icon-button {
  display: inline-grid;
  place-items: center;
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  font-weight: 700;
}

.summary-grid {
  display: grid;
  grid-template-columns: minmax(260px, .9fr) minmax(420px, 1.4fr);
  gap: 10px;
  padding: 0 22px 12px;
}

.summary-item {
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 10px 14px;
  text-align: left;
  text-decoration: none;
  color: inherit;
}

.summary-item.next {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.summary-item .eyebrow,
.summary-item span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.summary-item strong {
  display: block;
  margin-top: 2px;
  font-size: 22px;
  line-height: 1;
}

.summary-item small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.completion-strip {
  display: grid;
  grid-template-columns: auto repeat(4, minmax(118px, 1fr));
  gap: 6px;
  align-items: center;
  min-height: 72px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 8px;
}

.completion-label {
  padding: 0 8px;
  color: var(--muted);
  white-space: nowrap;
}

.completion-label span {
  display: block;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.completion-label small {
  display: block;
  margin-top: 2px;
  font-size: 10px;
}

.completion-chip {
  display: grid;
  grid-template-areas:
    "window total"
    "long short"
    "minor minor";
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 2px 8px;
  align-items: end;
  min-height: 56px;
  border: 0;
  border-radius: 7px;
  background: #eef8ff;
  padding: 7px 8px 6px;
  text-align: left;
}

.completion-chip:hover {
  background: #e0f2ff;
}

.completion-window {
  grid-area: window;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.completion-total {
  grid-area: total;
  justify-self: end;
  color: #157ba8;
  font-size: 10px;
  font-weight: 900;
}

.completion-major {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px;
  align-items: baseline;
  min-width: 0;
}

.completion-major.long {
  grid-area: long;
}

.completion-major.short {
  grid-area: short;
}

.completion-major strong {
  color: #0f7fbe;
  font-size: 28px;
  line-height: .9;
  font-variant-numeric: tabular-nums;
}

.completion-major.short strong {
  color: #17a3d7;
  font-size: 21px;
}

.completion-major small {
  overflow: hidden;
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.completion-minors {
  grid-area: minor;
  overflow: hidden;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.deadline-title {
  font-size: 18px;
  font-weight: 800;
}

.deadline-meta {
  color: var(--muted);
  font-size: 12px;
}

.tabs {
  padding: 0 22px;
}

.tab {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  font-weight: 700;
}

.tab.active,
.segmented button.active {
  background: #117fc1;
  border-color: #117fc1;
  color: #fff;
}

.sheet-actions {
  margin-left: auto;
}

.sheet-actions a {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.controls {
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 12px 22px;
  border-top: 1px solid var(--line-soft);
}

.controls label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

input,
select,
textarea {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink);
  padding: 8px 10px;
}

.search-field input {
  width: min(34vw, 340px);
}

.main-panel {
  padding: 0 22px 22px;
}

.gantt-shell,
.completed-shell,
.data-shell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.gantt-scroll {
  overflow: auto;
  max-height: calc(100vh - 260px);
  min-height: 420px;
}

.gantt-row {
  display: grid;
  grid-template-columns: 420px var(--timeline-width);
  min-width: calc(420px + var(--timeline-width));
  height: var(--row-height);
}

.gantt-row.header {
  position: sticky;
  top: 0;
  z-index: 7;
  height: 52px;
}

.row-left {
  position: sticky;
  left: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line-soft);
  background: var(--surface);
  padding: 0 10px;
}

.header .row-left {
  z-index: 8;
  background: #f5fbff;
  font-size: 12px;
  font-weight: 800;
  color: var(--muted);
}

.row-left.project {
  font-weight: 800;
}

.row-left.task {
  padding-left: 34px;
}

.row-title {
  overflow: hidden;
  min-width: 0;
  color: inherit;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-decoration: none;
}

a.row-title:hover {
  color: var(--accent);
}

button.row-title.as-link {
  display: block;
  width: 100%;
  min-width: 0;
  border: 0;
  background: transparent;
  padding: 0;
  text-align: left;
}

button.row-title.as-link:hover {
  color: var(--accent);
}

.row-meta {
  margin-left: auto;
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.row-actions {
  margin-left: auto;
}

.drag-handle {
  flex: 0 0 auto;
  width: 24px;
  height: 28px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #94b5c8;
  cursor: grab;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1;
  touch-action: none;
}

.drag-handle:hover {
  background: #e8f6ff;
  color: var(--ink);
}

.drag-handle:active {
  cursor: grabbing;
}

body.is-row-dragging {
  cursor: grabbing;
  user-select: none;
}

.gantt-row.dragging {
  opacity: .45;
  pointer-events: none;
}

.gantt-row.drag-over-before .row-left,
.gantt-row.drag-over-before .row-timeline {
  box-shadow: inset 0 3px 0 var(--accent);
}

.gantt-row.drag-over-after .row-left,
.gantt-row.drag-over-after .row-timeline {
  box-shadow: inset 0 -3px 0 var(--accent);
}

.mini-button {
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 6px;
  font-weight: 800;
}

.type-pill,
.status-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 800;
  background: var(--surface-soft);
  color: var(--muted);
}

.type-pill.short { color: #b33d72; background: #fff0f7; }
.type-pill.long { color: #157ba8; background: #e5f7ff; }
.type-pill.shortshort { color: #8b5d1b; background: #fff5db; }
.type-pill.micro { color: #23815e; background: #e9fbf4; }
.type-pill.poetry { color: #6058b8; background: #f0f0ff; }
.status-pill.done { color: var(--ok); background: #e8fbf4; }
.status-pill.hold { color: #956516; background: #fff5dd; }

.type-select {
  width: 100%;
  min-width: 116px;
  border: 0;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 800;
  color: var(--muted);
  background: var(--surface-soft);
}

.type-select.short { color: #b33d72; background: #fff0f7; }
.type-select.long { color: #157ba8; background: #e5f7ff; }
.type-select.shortshort { color: #8b5d1b; background: #fff5db; }
.type-select.micro { color: #23815e; background: #e9fbf4; }
.type-select.poetry { color: #6058b8; background: #f0f0ff; }

.timeline-type-select {
  width: auto;
  min-width: 92px;
  max-width: 128px;
  padding: 5px 24px 5px 10px;
}

.row-timeline {
  position: relative;
  border-bottom: 1px solid var(--line-soft);
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent calc(var(--day-width) - 1px),
      rgba(70, 145, 190, .14) calc(var(--day-width) - 1px),
      rgba(70, 145, 190, .14) var(--day-width)
    );
}

.project-draw-area {
  cursor: crosshair;
}

.project-draw-area:hover {
  background-color: rgba(19, 151, 213, .035);
}

body.is-timeline-drawing {
  cursor: crosshair;
  user-select: none;
}

body.is-bar-resizing {
  cursor: ew-resize;
  user-select: none;
}

.draw-preview {
  position: absolute;
  top: 10px;
  z-index: 3;
  height: 22px;
  border: 1px solid rgba(19, 151, 213, .58);
  border-radius: 5px;
  background: rgba(19, 151, 213, .22);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .45);
  pointer-events: none;
}

.header .row-timeline {
  background: #f5fbff;
}

.tick {
  position: absolute;
  top: 0;
  bottom: 0;
  border-left: 1px solid var(--line);
  padding: 10px 0 0 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.today-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent-2);
  opacity: .75;
}

.bar {
  position: absolute;
  top: 10px;
  height: 22px;
  min-width: 8px;
  border-radius: 5px;
  background: color-mix(in srgb, var(--bar-color) 22%, #d8ecf7);
  overflow: hidden;
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.06);
  touch-action: none;
}

.bar-progress {
  height: 100%;
  width: var(--progress);
  background: var(--bar-color);
}

.bar.done {
  opacity: .36;
}

.bar.hold {
  background: #fff0c6;
}

.bar.resizing {
  outline: 2px solid rgba(19, 151, 213, .35);
  outline-offset: 2px;
  z-index: 5;
}

.bar-label {
  position: absolute;
  top: 4px;
  left: 13px;
  right: 13px;
  overflow: hidden;
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.2;
  text-overflow: ellipsis;
  text-shadow: 0 1px 1px rgba(0,0,0,.22);
  white-space: nowrap;
}

.bar-resize-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 3;
  width: 12px;
  cursor: ew-resize;
  touch-action: none;
}

.bar-resize-handle.start {
  left: 0;
}

.bar-resize-handle.end {
  right: 0;
}

.bar-resize-handle::after {
  position: absolute;
  top: 5px;
  bottom: 5px;
  width: 2px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .78);
  content: "";
  opacity: .55;
}

.bar-resize-handle.start::after {
  left: 4px;
}

.bar-resize-handle.end::after {
  right: 4px;
}

.bar:hover .bar-resize-handle::after,
.bar.resizing .bar-resize-handle::after {
  opacity: 1;
}

.empty-state {
  padding: 42px 20px;
  color: var(--muted);
  text-align: center;
}

.completed-list {
  display: grid;
}

.completed-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 128px 92px 90px minmax(160px, 1.3fr) minmax(170px, 1.4fr) 78px;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
}

.completed-row.header {
  position: sticky;
  top: 0;
  background: #f5fbff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.completed-title-cell {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
}

.completed-title-cell .row-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 10px;
  font-weight: 800;
}

.source-pill.registered {
  color: #157ba8;
  background: #e5f7ff;
}

.source-pill.unregistered {
  color: var(--muted);
  background: var(--surface-soft);
}

.row-action-button {
  width: 62px;
  justify-self: end;
}

.data-shell {
  padding: 16px;
}

.sheet-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
  background: #f8fdff;
  color: var(--muted);
  font-size: 12px;
}

.completion-breakdown {
  display: grid;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line-soft);
  background: #fbfeff;
}

.breakdown-head {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  align-items: baseline;
  color: var(--muted);
  font-size: 12px;
}

.breakdown-head strong {
  color: var(--ink);
  font-size: 13px;
}

.breakdown-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.breakdown-group {
  min-width: 0;
  border: 1px solid var(--line-soft);
  border-radius: 7px;
  background: var(--surface);
  padding: 8px;
}

.breakdown-group.long {
  border-color: #9fd4ee;
  background: #f0f9ff;
}

.breakdown-group.short {
  background: #f7fcff;
}

.breakdown-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.breakdown-title strong {
  color: var(--accent);
  font-size: 18px;
  line-height: 1;
}

.breakdown-group ul {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breakdown-group li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: baseline;
  color: var(--ink);
  font-size: 12px;
}

.breakdown-group li span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.breakdown-group time {
  color: var(--muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.excluded-line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  color: var(--muted);
  font-size: 11px;
}

.excluded-line span {
  font-weight: 800;
}

.excluded-line em {
  border-radius: 999px;
  background: var(--surface-soft);
  padding: 3px 8px;
  font-style: normal;
}

.breakdown-empty {
  color: var(--muted);
  font-size: 12px;
}

.entry-list {
  overflow: hidden;
  color: var(--muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.entry-list strong {
  color: var(--ink);
}

.data-shell textarea {
  width: 100%;
  min-height: 420px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.modal {
  width: min(620px, calc(100vw - 28px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
  color: var(--ink);
  box-shadow: 0 26px 80px rgba(28, 94, 138, .22);
}

.modal::backdrop {
  background: rgba(31, 76, 110, .24);
}

.modal form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.modal header,
.modal footer,
.form-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
}

.modal header h2 {
  margin: 0;
  font-size: 18px;
}

.modal label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.modal label input,
.modal label select,
.modal label textarea {
  color: var(--ink);
  font-weight: 500;
}

.form-row {
  grid-template-columns: 1fr 1fr;
}

.check-line {
  display: flex !important;
  grid-template-columns: none;
  align-items: center;
  gap: 8px !important;
}

.check-line input {
  width: auto;
}

.modal footer {
  grid-template-columns: auto 1fr auto auto auto;
}

@media (max-width: 920px) {
  .appbar,
  .brand,
  .app-actions {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .summary-item.next {
    grid-column: 1 / -1;
  }

  .completion-strip {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .completion-label {
    display: flex;
    grid-column: 1 / -1;
    align-items: baseline;
    gap: 8px;
    padding: 0 2px 2px;
  }

  .search-field input {
    width: min(62vw, 320px);
  }

  .gantt-row {
    grid-template-columns: 300px var(--timeline-width);
    min-width: calc(300px + var(--timeline-width));
  }

  .completed-row {
    grid-template-columns: minmax(160px, 1fr) 128px 84px;
  }

  .completed-row .hide-mobile {
    display: none;
  }
}

@media (max-width: 620px) {
  .completion-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}