/* App styling (neutral-only usage; tokens provide future palette) */

.app-header {
  height: 3.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-bs);
  padding: 0 var(--padding-bs);
  background: var(--color-white);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
}

.app-title {
  font-size: var(--size-md);
  font-weight: var(--font-bold);
  line-height: 1;
}

.app-subtitle {
  font-size: var(--size-sm);
  color: var(--color-text-light);
  line-height: 1.2;
}

.app-header__left {
  display: inline-flex;
  align-items: center;
  gap: var(--space-half-bs);
  min-width: 0;
}

.app-logo {
  width: 1.55rem;
  height: 1.55rem;
  object-fit: contain;
  flex: 0 0 auto;
  transform-origin: 50% 50%;
  transition: transform var(--transition-fast);
}

.app-logo:hover {
  transform: rotate(90deg) scale(1.08);
}

.app-header__right {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-half-bs);
  min-width: 0;
}

.project-title {
  padding: 0;
  border-radius: 0;
  outline: none;
  outline-offset: 0;
  background: transparent;
  cursor: pointer;
  font-size: var(--size-md);
  font-weight: var(--font-bold);
  line-height: 1;
  color: var(--color-text);
  max-width: min(38vw, 26rem);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-title:hover {
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
}

.workspace {
  height: calc(100dvh - 3.25rem);
  display: grid;
  grid-template-columns: var(--sidebar-w) var(--size-bs) 1fr;
  width: 100%;
}

.sidebar {
  background: var(--color-surface);
  padding: var(--padding-bs);
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-bs);
}

.sidebar.is-collapsed {
  display: none;
}

.timeline {
  background: var(--color-surface);
  padding: var(--padding-bs);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--gap-half-bs);
}

.split-handle {
  background: transparent;
  cursor: col-resize;
  position: relative;
  user-select: none;
}

.split-handle::before {
  content: "";
  position: absolute;
  inset: 0;
  border-left: 4px solid var(--color-outline);
}

.split-handle.is-dragging::before {
  border-left-style: dashed;
}

.panel {
  background: var(--color-white);
  border-radius: var(--radius-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
  box-shadow: var(--shadow-sm) var(--color-shadow-light);
  overflow: hidden;
}

.panel__header {
  padding: var(--padding-bs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-half-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
}

.panel__title {
  font-size: var(--size-md);
  font-weight: var(--font-bold);
}

.panel__body {
  padding: var(--padding-bs);
  display: flex;
  flex-direction: column;
  gap: var(--gap-bs);
}

.row {
  display: flex;
  gap: var(--gap-half-bs);
  align-items: center;
}

.row--tight {
  gap: calc(var(--gap-half-bs) * 0.7);
}

.input {
  width: 100%;
  padding: var(--padding-half-bs) var(--padding-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
  border-radius: var(--radius-bs);
  background: var(--color-white);
  transition: outline-color var(--transition-fast);
}

.input:focus {
  outline-color: rgba(0, 0, 0, 0.35);
}

.btn {
  padding: var(--padding-half-bs) var(--padding-bs);
  border-radius: var(--radius-full);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
  background: var(--color-white);
  cursor: pointer;
  font-size: var(--size-sm);
  font-weight: 500;
  transition: background var(--transition-fast), outline-color var(--transition-fast);
  white-space: nowrap;
}

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

.btn-pill {
  padding: var(--padding-half-bs) var(--padding-bs);
  border-radius: var(--radius-full);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
  background: var(--color-white);
  cursor: pointer;
  font-size: var(--size-sm);
  transition: background var(--transition-fast);
}

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

.hint {
  font-size: var(--size-sm);
  color: var(--color-text-light);
}

.chat__log {
  font-size: var(--size-sm);
  color: var(--color-text-light);
  padding: 0.25rem 0;
}

.mini {
  width: var(--size-xl);
  height: var(--size-xl);
  border-radius: var(--radius-full);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
  background: var(--color-white);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-weight: 500;
  line-height: 1;
  transition: background var(--transition-fast);
}

.mini:hover {
  background: var(--color-surface);
  color: var(--color-text);
}


/* Gantt */

.timeline__header {
  padding: var(--padding-half-bs) var(--padding-bs);
  background: var(--color-white);
  border-radius: var(--radius-bs);
  outline: var(--outline-width) solid var(--color-outline);
  /* outline-offset: var(--outline-offset); */
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-bs);
}

.timeline__header-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.inspector {
  width: min(34rem, 100%);
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--gap-bs);
  align-items: end;
}

.inspector__section {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: calc(var(--gap-half-bs) * 0.75);
  min-width: 0;
}

.cards__row {
  display: flex;
  align-items: flex-start;
  gap: calc(var(--gap-half-bs) * 0.8);
  min-width: 0;
}

.cards__row > #addCardBtn {
  margin-top: 0.2rem;
  flex: 0 0 auto;
}

.cards {
  flex: 1 1 auto;
  display: flex;
  flex-direction: row;
  gap: calc(var(--gap-half-bs) * 0.8);
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0.1rem 0.25rem 0.25rem;
  scroll-snap-type: x proximity;
  height: 7.25rem;
  align-items: stretch;
}

.card-tile {
  width: 7rem;
  height: 7rem;
  text-align: left;
  background: var(--color-white);
  border-radius: var(--radius-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
  padding: calc(var(--padding-half-bs) * 0.8) calc(var(--padding-bs) * 0.85);
  cursor: pointer;
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

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

.card-tile__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gap-half-bs);
}

.card-tile__title {
  font-size: var(--size-sm);
  font-weight: 600;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

.card-tile__badge {
  font-size: var(--size-2xs);
  color: var(--color-text);
  outline: 1px solid rgba(0, 0, 0, 0.25);
  outline-offset: -1px;
  border-radius: var(--radius-full);
  padding: 0.1rem 0.45rem;
  background: rgba(0, 0, 0, 0.03);
  flex-shrink: 0;
}

.card-tile__desc {
  margin-top: 0.15rem;
  font-size: var(--size-xs);
  color: var(--color-text-light);
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 6;
  line-clamp: 6;
  -webkit-box-orient: vertical;
}

.card-tile.is-urgent {
  outline-width: 2px;
  outline-color: #b00020;
}

.card-tile.is-important:not(.is-urgent) {
  outline-width: 2px;
  outline-color: rgba(0, 0, 0, 0.55);
}

.card-flags {
  gap: 0.5rem;
  align-items: center;
}

.pill {
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-full);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
  background: var(--color-white);
  cursor: pointer;
  font-size: var(--size-sm);
  color: var(--color-text-light);
  transition: background var(--transition-fast), color var(--transition-fast), outline-color var(--transition-fast);
}

.pill:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.pill.is-on {
  color: var(--color-text);
  outline-color: rgba(0, 0, 0, 0.35);
  background: rgba(0, 0, 0, 0.03);
}

.pill--urgent.is-on {
  outline-color: #b00020;
}

.pill--important.is-on {
  outline-color: rgba(0, 0, 0, 0.55);
}

.cards__empty {
  font-size: var(--size-sm);
  color: var(--color-text-light);
  padding: 0.2rem 0;
}

.inspector__field {
  display: flex;
  flex-direction: column;
  gap: calc(var(--gap-half-bs) * 0.6);
  min-width: 0;
}

.inspector__label {
  font-size: var(--size-2xs);
  color: var(--color-text-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.inspector__input {
  font-size: var(--size-sm);
}

.inspector__textarea {
  font-size: var(--size-sm);
  min-height: 2.6rem;
  resize: vertical;
}

.timeline__header-title {
  font-size: var(--size-md);
  font-weight: var(--font-bold);
  line-height: 1;
}

.timeline__header-meta {
  font-size: var(--size-sm);
  color: var(--color-text-light);
  margin-top: 0.2rem;
}

.timeline__range-btn {
  text-align: left;
  background: transparent;
  padding: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.timeline__range-btn:hover {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
}

.modal {
  border: none;
  background: transparent;
  width: min(560px, calc(100vw - 2rem));
  padding: 0;
  margin: auto;
  max-height: calc(100vh - 2rem);
}

.modal::backdrop {
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(3px);
}

.modal__content {
  background: var(--color-white);
  border-radius: var(--radius-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: var(--outline-offset);
  box-shadow: var(--shadow-xl) var(--color-shadow-medium);
  overflow: hidden;
}

.modal__header {
  padding: var(--padding-bs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
}

.modal__title {
  font-size: var(--size-md);
  font-weight: var(--font-bold);
}

.modal__body {
  padding: var(--padding-bs);
  display: flex;
  flex-direction: column;
  gap: var(--gap-bs);
}

.modal__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-bs);
}

.field {
  display: flex;
  flex-direction: column;
  gap: calc(var(--gap-half-bs) * 0.6);
}

.field__label {
  font-size: var(--size-xs);
  color: var(--color-text-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.modal__hint {
  font-size: var(--size-sm);
  color: var(--color-text-light);
}

.modal__footer {
  padding: var(--padding-bs);
  display: flex;
  justify-content: flex-end;
  gap: var(--gap-half-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
}

@media (max-width: 520px) {
  .modal__grid {
    grid-template-columns: 1fr;
  }
}

.gantt {
  background: var(--color-white);
  border-radius: var(--radius-bs);
  outline: var(--outline-width) solid var(--color-outline);
  /* outline-offset: var(--outline-offset); */
  box-shadow: var(--shadow-sm) var(--color-shadow-light);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* gantt footer removed */

@media (max-width: 980px) {
  .workspace {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr var(--size-bs) var(--context-height, 32vh);
  }

  .timeline {
    grid-column: 1;
    grid-row: 1;
  }

  .split-handle {
    grid-column: 1;
    grid-row: 2;
    cursor: row-resize;
  }

  .split-handle::before {
    border-left: none;
    border-top: 4px solid var(--color-outline);
  }

  .split-handle.is-dragging::before {
    border-top-style: dashed;
  }

  .sidebar {
    grid-column: 1;
    grid-row: 3;
    min-width: 0;
  }

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

.gantt__sticky {
  position: sticky;
  top: 0;
  z-index: 5;
  display: grid;
  grid-template-columns: var(--planner-label-w) 6px 1fr;
  background: var(--color-white);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
}

.gantt__corner {
  position: sticky;
  left: 0;
  z-index: 7;
  height: var(--planner-sticky-h);
  display: flex;
  align-items: center;
  padding: 0 var(--padding-bs);
  background: var(--color-surface);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
  gap: 0.4rem;
}

.gantt__corner #rangeLabel {
  margin-left: auto;
  font-size: var(--size-2xs);
  color: var(--color-text-light);
  line-height: 1.05;
  padding: 0.1rem 0.25rem;
  border-radius: var(--radius-sm);
  white-space: pre-line;
}

.corner-label {
  font-size: var(--size-sm);
  color: var(--color-text-light);
  font-weight: 500;
}

.gantt__dates {
  height: var(--planner-sticky-h);
  overflow: hidden;
  position: relative;
}

.dates-inner {
  height: 100%;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: var(--planner-day-w);
  background-image: repeating-linear-gradient(
    to right,
    rgba(0, 0, 0, 0.18) 0,
    rgba(0, 0, 0, 0.18) 1px,
    transparent 1px,
    transparent var(--planner-day-w)
  );
  background-size: var(--planner-day-w) 100%;
  opacity: 0.55;
}

.date-cell {
  height: 100%;
  display: grid;
  grid-template-rows: 1fr 1fr;
  place-items: center;
  outline: none;
}

.date-cell.is-weekend {
  background: var(--color-surface);
}

.date-cell.is-today {
  background: var(--color-today);
}

.date-cell:first-child {
  outline: none;
}

.date-dow {
  font-size: var(--size-2xs);
  color: var(--color-text-light);
  letter-spacing: 0.02em;
}

.date-num {
  font-size: var(--size-sm);
  font-weight: 500;
}

.gantt__body {
  min-height: 0;
  flex: 1;
  overflow: auto;
  display: grid;
  grid-template-columns: var(--planner-label-w) 6px 1fr;
}

.gantt__rows {
  position: sticky;
  left: 0;
  z-index: 6;
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
  background: var(--color-white);
  box-shadow: 8px 0 12px -14px rgba(0, 0, 0, 0.35);
}

.gantt-split-handle {
  position: sticky;
  left: var(--planner-label-w);
  z-index: 8;
  cursor: col-resize;
  background: transparent;
  align-self: stretch;
}

.gantt-split-handle--sticky {
  z-index: 9;
}

.gantt-split-handle::before {
  content: "";
  position: absolute;
  inset: 0;
  border-left: 3px solid var(--color-outline);
}

.gantt-split-handle.is-dragging::before {
  border-left-style: dashed;
}

.row-label {
  height: var(--planner-row-h);
  display: flex;
  align-items: center;
  padding: 0 var(--padding-bs);
  outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px;
  gap: var(--gap-half-bs);
  white-space: nowrap;
  box-sizing: border-box;
}

.row-label--epic {
  /* height: calc(var(--planner-row-h) * 0.8); */
  background: var(--color-surface);
  justify-content: flex-start;
}

.row-label--epic .row-label__txt {
  font-size: var(--size-xs);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.row-label__action {
  flex-shrink: 0;
}

.grid-row--epic {
  height: calc(var(--planner-row-h) * 0.8);
  /* outline: var(--outline-width) dashed var(--color-outline); */
  outline-offset: -1px;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.02), transparent);
}

.row-label.is-epic-end {
  outline: 2px solid var(--color-outline);
  outline-offset: -1px;
}

.row-label__txt {
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: var(--size-sm);
}

.row-label__sub {
  margin-left: auto;
  font-size: var(--size-2xs);
  color: var(--color-text-light);
}

.gantt__grid {
  position: relative;
  background: var(--color-white);
}

.grid-inner {
  position: relative;
}

.weekend-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.weekend-band {
  position: absolute;
  top: 0;
  bottom: 0;
  background: var(--color-surface);
}

.today-band {
  position: absolute;
  top: 0;
  bottom: 0;
  background: var(--color-today);
}

.grid-row {
  height: var(--planner-row-h);
  position: relative;
  z-index: 1;
  /* outline: var(--outline-width) solid var(--color-outline);
  outline-offset: -1px; */
  box-sizing: border-box;
}

.grid-row::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    to right,
    rgba(0, 0, 0, 0.18) 0,
    rgba(0, 0, 0, 0.18) 1px,
    transparent 1px,
    transparent var(--planner-day-w)
  );
  background-size: var(--planner-day-w) 100%;
  opacity: 0.55;
  pointer-events: none;
}

.card {
  position: absolute;
  z-index: 2;
  top: 0.28rem;
  height: calc(var(--planner-row-h) - 0.56rem);
  border-radius: var(--radius-full);
  outline: 1px solid rgba(0, 0, 0, 0.25);
  outline-offset: -2px;
  background: rgba(255, 255, 255, 0.92);
  /* box-shadow: var(--shadow-sm) var(--color-shadow-light); */
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0 0.65rem;
  cursor: grab;
  user-select: none;
  overflow: visible;
}

.card.is-selected {
  background: var(--color-today);
}

.card:active {
  cursor: grabbing;
}

.card__title {
  font-size: var(--size-sm);
  font-weight: 500;
  max-width: 18rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card__title:hover {
  cursor: text;
}

.card__pill {
  font-size: var(--size-2xs);
  color: var(--color-text-light);
}

.resize-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: calc(var(--planner-day-w) / 2);
  border-radius: var(--radius-full);
  background: transparent;
  outline: 1px solid transparent;
  outline-offset: -1px;
  cursor: ew-resize;
}

.resize-handle--l {
  left: 0;
}
.resize-handle--r {
  right: 0;
}

@media (max-width: 980px) {
  :root {
    --planner-label-w: 14rem;
    --sidebar-w: 100vw;
    --context-height: 32vh;
  }
}