/* Project graph + task-group layer for LS-LIEN-035. */
:root {
  --group-engineering: #56728d;
  --group-marketing: #b65f67;
  --group-sales: #4f8068;
  --group-research: #76659a;
  --group-operations: #a3773d;
  --group-personal: #4d7f83;
}

[data-theme='dark'] {
  --group-engineering: #7f9db8;
  --group-marketing: #d98289;
  --group-sales: #79a58d;
  --group-research: #9b89bd;
  --group-operations: #c99a5d;
  --group-personal: #77a6aa;
}

.relation-home {
  display: grid;
  gap: 24px;
}

.project-graph-section,
.home-task-groups {
  border-top: 1px solid var(--border, #dedbd3);
  padding-top: 22px;
}

.project-graph-head,
.home-section-title,
.project-settings-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.project-graph-head h2,
.home-section-title h2,
.project-settings-head h2 {
  margin: 3px 0 5px;
  font-size: 18px;
  line-height: 1.35;
}

.project-graph-head p,
.project-settings-head p {
  max-width: 680px;
  margin: 0;
  color: var(--muted, #77746d);
  font-size: 13px;
}

.project-graph-legend {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
  color: var(--muted, #77746d);
  font-size: 12px;
}

.project-graph-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.project-graph-legend i {
  width: 24px;
  height: 0;
  border-top: 2px solid var(--muted, #77746d);
}

.project-graph-legend i.dashed {
  border-top-style: dashed;
}

.project-graph-scroll {
  margin-top: 16px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 16px;
  background:
    radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--muted, #77746d) 18%, transparent) 1px, transparent 0) 0 0 / 22px 22px,
    var(--surface, #fff);
}

.project-graph-canvas {
  position: relative;
  width: 100%;
  min-width: 920px;
  height: 500px;
}

.project-graph-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.project-edge {
  vector-effect: non-scaling-stroke;
  stroke: color-mix(in srgb, var(--muted, #77746d) 54%, transparent);
  stroke-width: 1.5;
}

.project-edge.related {
  stroke-dasharray: 7 7;
  stroke: color-mix(in srgb, var(--accent, #5d7464) 68%, transparent);
}

.project-graph-node {
  position: absolute;
  left: var(--node-x);
  top: var(--node-y);
  z-index: 2;
  width: 132px;
  min-height: 92px;
  transform: translate(-50%, -50%);
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    'code name'
    'meta meta'
    'memory memory';
  align-content: center;
  gap: 4px 7px;
  padding: 11px 12px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 13px;
  background: color-mix(in srgb, var(--surface, #fff) 95%, var(--accent, #5d7464) 5%);
  color: var(--text, #2d2c29);
  text-align: left;
  box-shadow: 0 8px 24px rgba(42, 39, 32, .05);
  cursor: pointer;
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}

.project-graph-node:hover,
.project-graph-node:focus-visible {
  transform: translate(-50%, -50%) translateY(-2px);
  border-color: color-mix(in srgb, var(--accent, #5d7464) 55%, var(--border, #dedbd3));
  box-shadow: 0 12px 28px rgba(42, 39, 32, .09);
  outline: none;
}

.project-graph-node.root {
  min-height: 98px;
  border-width: 1.5px;
  background: color-mix(in srgb, var(--surface-2, #f2f0ea) 82%, var(--surface, #fff));
}

.project-node-code {
  grid-area: code;
  align-self: center;
  display: inline-grid;
  place-items: center;
  min-width: 28px;
  height: 24px;
  padding: 0 6px;
  border-radius: 7px;
  background: color-mix(in srgb, var(--accent, #5d7464) 13%, transparent);
  color: var(--accent, #5d7464);
  font-size: var(--type-meta, 12px);
  font-weight: 700;
}

.project-graph-node strong {
  grid-area: name;
  align-self: center;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.28;
  text-overflow: ellipsis;
}

.project-graph-node small {
  grid-area: meta;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px) !important;
  line-height: 1.35;
}

.project-graph-node em {
  grid-area: memory;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  font-style: normal;
  line-height: 1.3;
}

.project-memory-rule {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 11px 13px;
  border-radius: 10px;
  background: var(--surface-2, #f2f0ea);
}

.project-memory-icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 8px;
  color: var(--accent, #5d7464);
  font-size: var(--type-meta, 12px);
  font-weight: 700;
}

.project-memory-rule div {
  display: grid;
  gap: 2px;
}

.project-memory-rule strong {
  font-size: 12px;
}

.project-memory-rule small {
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px) !important;
  line-height: 1.45;
}

.task-group-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.task-group-summary {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  grid-template-areas: 'swatch name count' 'swatch meta count';
  align-items: center;
  gap: 1px 9px;
  min-height: 58px;
  padding: 9px 11px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 10px;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.task-group-summary:hover {
  background: var(--surface-2, #f2f0ea);
}

.task-group-swatch {
  grid-area: swatch;
  width: 7px;
  height: 34px;
  border-radius: 99px;
  background: var(--task-group-color, var(--muted, #77746d));
}

.task-group-summary strong {
  grid-area: name;
  font-size: 12px;
}

.task-group-summary b {
  grid-area: count;
  font-size: 17px;
}

.task-group-summary small {
  grid-area: meta;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px) !important;
}

.group-engineering { --task-group-color: var(--group-engineering); }
.group-marketing { --task-group-color: var(--group-marketing); }
.group-sales { --task-group-color: var(--group-sales); }
.group-research { --task-group-color: var(--group-research); }
.group-operations { --task-group-color: var(--group-operations); }
.group-personal { --task-group-color: var(--group-personal); }

.task-group-filter-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  width: min(100%, 1180px);
  margin: -5px auto 15px;
  overflow-x: auto;
  padding: 3px 1px 7px;
  scrollbar-width: thin;
}

.task-group-filter-bar > span {
  margin-right: 3px;
  color: var(--muted, #77746d);
  font-size: 12px;
  font-weight: 600;
}

.task-group-filter-bar button {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-width: max-content;
  padding: 5px 8px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 999px;
  background: transparent;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  cursor: pointer;
}

.task-group-filter-bar button i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--task-group-color, var(--muted, #77746d));
}

.task-group-filter-bar button b {
  color: inherit;
  font-size: var(--type-meta, 12px);
}

.task-group-filter-bar button.active {
  border-color: color-mix(in srgb, var(--task-group-color, var(--accent, #5d7464)) 55%, var(--border, #dedbd3));
  background: color-mix(in srgb, var(--task-group-color, var(--accent, #5d7464)) 9%, transparent);
  color: var(--text, #2d2c29);
}

.notion-task-row[data-task-group],
.kanban-card[data-task-group],
.calendar-task[data-task-group] {
  position: relative;
  border-left: 3px solid var(--task-group-color, var(--border, #dedbd3)) !important;
}

.notion-task-row[data-task-group='engineering'],
.kanban-card[data-task-group='engineering'],
.calendar-task[data-task-group='engineering'] { --task-group-color: var(--group-engineering); }
.notion-task-row[data-task-group='marketing'],
.kanban-card[data-task-group='marketing'],
.calendar-task[data-task-group='marketing'] { --task-group-color: var(--group-marketing); }
.notion-task-row[data-task-group='sales'],
.kanban-card[data-task-group='sales'],
.calendar-task[data-task-group='sales'] { --task-group-color: var(--group-sales); }
.notion-task-row[data-task-group='research'],
.kanban-card[data-task-group='research'],
.calendar-task[data-task-group='research'] { --task-group-color: var(--group-research); }
.notion-task-row[data-task-group='operations'],
.kanban-card[data-task-group='operations'],
.calendar-task[data-task-group='operations'] { --task-group-color: var(--group-operations); }
.notion-task-row[data-task-group='personal'],
.kanban-card[data-task-group='personal'],
.calendar-task[data-task-group='personal'] { --task-group-color: var(--group-personal); }

.project-relation-properties {
  display: contents;
}

.project-property-row {
  display: grid;
  grid-template-columns: minmax(120px, .8fr) minmax(0, 1.7fr);
  align-items: center;
  gap: 12px;
  min-height: 42px;
  padding: 6px 0;
  border-top: 1px solid var(--border, #dedbd3);
}

.project-property-row > span {
  color: var(--muted, #77746d);
  font-size: 13px;
}

.task-group-select {
  border-left: 4px solid var(--task-group-color, var(--border, #dedbd3)) !important;
}

.task-project-links,
.project-relation-chips,
.context-priority {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.task-project-links button,
.project-relation-chips button {
  padding: 5px 8px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 999px;
  background: transparent;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  cursor: pointer;
}

.task-project-links button.active {
  border-color: color-mix(in srgb, var(--accent, #5d7464) 45%, var(--border, #dedbd3));
  background: color-mix(in srgb, var(--accent, #5d7464) 9%, transparent);
  color: var(--text, #2d2c29);
}

.task-project-links button.primary {
  font-weight: 650;
}

.project-settings-page {
  margin-top: 18px;
  padding-top: 22px;
  border-top: 1px solid var(--border, #dedbd3);
}

.mock-chip {
  display: inline-flex;
  align-items: center;
  min-width: max-content;
  padding: 5px 8px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 999px;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
}

.project-settings-layout {
  display: grid;
  grid-template-columns: minmax(210px, 270px) minmax(0, 1fr);
  gap: 18px;
  margin-top: 16px;
}

.project-settings-nav {
  display: grid;
  align-content: start;
  gap: 4px;
  max-height: 560px;
  overflow-y: auto;
}

.project-settings-nav button {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 9px;
  padding: 8px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.project-settings-nav button:hover,
.project-settings-nav button.active {
  background: var(--surface-2, #f2f0ea);
}

.project-settings-nav button.active {
  border-color: var(--border, #dedbd3);
}

.project-settings-nav button > span {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent, #5d7464) 10%, transparent);
  color: var(--accent, #5d7464);
  font-size: var(--type-meta, 12px);
  font-weight: 700;
}

.project-settings-nav button div {
  min-width: 0;
  display: grid;
}

.project-settings-nav strong {
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-settings-nav small {
  overflow: hidden;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px) !important;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-settings-detail {
  min-width: 0;
  padding: 15px 17px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 13px;
}

.project-settings-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border, #dedbd3);
}

.project-settings-title h3 {
  margin: 0;
  font-size: 16px;
}

.project-settings-title p {
  margin: 2px 0 0;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
}

.project-setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 56px;
  border-bottom: 1px solid var(--border, #dedbd3);
}

.project-setting-row.stack {
  align-items: flex-start;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 10px 0;
}

.project-setting-row > span {
  display: grid;
  gap: 2px;
}

.project-setting-row > span strong,
.project-setting-row > b {
  font-size: 12px;
}

.project-setting-row > span small {
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px) !important;
}

.project-relation-chips em {
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  font-style: normal;
}

.project-relation-chips.related button {
  border-style: dashed;
}

.memory-toggle {
  min-width: 56px;
  padding: 5px 9px;
  border: 1px solid var(--border, #dedbd3);
  border-radius: 999px;
  background: transparent;
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  cursor: pointer;
}

.memory-toggle.on {
  border-color: color-mix(in srgb, var(--accent, #5d7464) 50%, var(--border, #dedbd3));
  background: color-mix(in srgb, var(--accent, #5d7464) 10%, transparent);
  color: var(--text, #2d2c29);
}

.memory-toggle:disabled {
  opacity: .55;
  cursor: default;
}

.policy-off {
  color: var(--muted, #77746d);
}

.context-priority {
  align-items: center;
}

.context-priority b {
  padding: 5px 7px;
  border-radius: 7px;
  background: var(--surface-2, #f2f0ea);
  font-size: var(--type-meta, 12px);
  font-weight: 550;
}

.context-priority i {
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  font-style: normal;
}

.settings-note {
  display: grid;
  gap: 3px;
  margin-top: 12px;
  padding: 10px 11px;
  border-radius: 9px;
  background: var(--surface-2, #f2f0ea);
}

.settings-note strong {
  font-size: var(--type-meta, 12px);
}

.settings-note span {
  color: var(--muted, #77746d);
  font-size: var(--type-meta, 12px);
  line-height: 1.5;
}

@media (max-width: 980px) {
  .task-group-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project-settings-layout {
    grid-template-columns: 1fr;
  }

  .project-settings-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: none;
  }
}

@media (max-width: 760px) {
  .relation-home {
    gap: 18px;
  }

  .project-graph-head,
  .project-settings-head,
  .home-section-title {
    align-items: stretch;
    flex-direction: column;
    gap: 9px;
  }

  .project-graph-legend {
    white-space: nowrap;
  }

  .project-graph-scroll {
    margin-inline: -2px;
    border-radius: 12px;
  }

  .project-graph-canvas {
    min-width: 920px;
    height: 470px;
  }

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

  .task-group-filter-bar {
    margin-top: -2px;
    padding-inline: 14px;
  }

  .project-property-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .project-settings-nav {
    grid-template-columns: 1fr;
  }

  .project-setting-row {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    padding: 10px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-graph-node {
    transition: none;
  }
}