:root {
  color-scheme: light;
  --bg: #f5f6f1;
  --surface: #ffffff;
  --surface-soft: #eef4ef;
  --ink: #1f2722;
  --muted: #68736d;
  --line: #dfe5dd;
  --line-strong: #c9d4c9;
  --green: #2f8f6b;
  --green-dark: #1f6f53;
  --blue: #4078bc;
  --teal: #16858a;
  --amber: #c48022;
  --coral: #cf5f4a;
  --red: #b64949;
  --violet: #7566b0;
  --shadow: 0 18px 40px rgba(37, 49, 39, 0.08);
  --radius: 8px;
  --sidebar: 256px;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui,
    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

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

button {
  cursor: pointer;
}

.sprite {
  display: none;
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  min-height: 100vh;
}

.main-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 24px;
  border-right: 1px solid var(--line);
  background: #fbfcf7;
  padding: 22px 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  font-weight: 800;
}

.brand strong,
.brand span {
  display: block;
}

.brand strong {
  font-size: 15px;
  line-height: 1.35;
}

.brand span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.main-nav {
  display: grid;
  gap: 8px;
}

.nav-item,
.primary-action,
.ghost-action,
.filter-chip,
.mini-button,
.icon-button {
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: inherit;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--muted);
  text-align: left;
}

.nav-item:hover,
.nav-item.active {
  border-color: var(--line-strong);
  background: var(--surface-soft);
  color: var(--ink);
}

svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.sidebar-note {
  margin-top: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 14px;
}

.sidebar-note span,
.eyebrow,
.section-label {
  color: var(--muted);
  font-size: 12px;
}

.sidebar-note strong {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.45;
}

.content-area {
  min-width: 0;
  padding: 28px clamp(18px, 3vw, 36px) 42px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
}

.eyebrow {
  margin: 0 0 5px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 30px;
  line-height: 1.18;
}

h2 {
  margin-bottom: 14px;
  font-size: 20px;
  line-height: 1.25;
}

h3 {
  margin-bottom: 8px;
  font-size: 16px;
  line-height: 1.35;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: min(100%, 520px);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 9px;
  flex: 1;
  min-width: 210px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0 12px;
}

.search-box svg {
  color: var(--muted);
  flex: 0 0 auto;
}

.search-box input {
  min-width: 0;
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  white-space: nowrap;
  background: var(--green-dark);
  color: #fff;
  padding: 0 14px;
}

.primary-action:hover {
  background: #175f47;
}

.ghost-action,
.mini-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 36px;
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
  padding: 0 11px;
}

.ghost-action:hover,
.mini-button:hover,
.icon-button:hover {
  border-color: var(--line-strong);
  background: var(--surface-soft);
}

.view-root {
  min-width: 0;
}

.view-stack {
  display: grid;
  gap: 18px;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.surface,
.list-panel,
.detail-panel,
.discussion-card,
.timeline-panel,
.chart-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.metric-card {
  min-height: 128px;
  padding: 16px;
}

.metric-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 13px;
}

.metric-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
}

.metric-icon.green {
  background: #dfeee5;
  color: var(--green-dark);
}

.metric-icon.blue {
  background: #e1eafa;
  color: var(--blue);
}

.metric-icon.amber {
  background: #f5eadb;
  color: var(--amber);
}

.metric-icon.coral {
  background: #f7e2dd;
  color: var(--coral);
}

.metric-value {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin-bottom: 8px;
}

.metric-value strong {
  font-size: 30px;
  line-height: 1;
}

.metric-value span,
.metric-card p {
  color: var(--muted);
  font-size: 13px;
}

.metric-card p {
  margin-bottom: 0;
  line-height: 1.5;
}

.dashboard-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: 18px;
}

.surface,
.chart-panel,
.timeline-panel {
  padding: 18px;
}

.surface-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.surface-header p,
.project-description,
.muted {
  color: var(--muted);
}

.surface-header p {
  margin-bottom: 0;
  font-size: 13px;
  line-height: 1.5;
}

.donut-wrap {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.donut {
  position: relative;
  display: grid;
  place-items: center;
  width: 176px;
  height: 176px;
  border-radius: 50%;
  background: conic-gradient(
    var(--green) 0deg var(--done-deg),
    var(--amber) var(--done-deg) var(--doing-deg),
    var(--blue) var(--doing-deg) var(--todo-deg),
    var(--coral) var(--todo-deg) 360deg
  );
}

.donut::after {
  position: absolute;
  inset: 18px;
  border-radius: 50%;
  background: var(--surface);
  content: "";
}

.donut-center {
  position: relative;
  z-index: 1;
  text-align: center;
}

.donut-center strong {
  display: block;
  font-size: 32px;
  line-height: 1;
}

.donut-center span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.legend-grid {
  display: grid;
  gap: 12px;
}

.legend-row {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.legend-row strong {
  color: var(--ink);
}

.status-dot.done,
.legend-dot.done {
  background: var(--green);
}

.status-dot.doing,
.legend-dot.doing {
  background: var(--amber);
}

.status-dot.todo,
.legend-dot.todo {
  background: var(--blue);
}

.status-dot.risk,
.legend-dot.risk {
  background: var(--coral);
}

.gantt {
  display: grid;
  gap: 13px;
}

.gantt-months,
.gantt-row {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.gantt-months {
  color: var(--muted);
  font-size: 12px;
}

.month-grid,
.bar-track {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  min-width: 0;
}

.month-grid span {
  text-align: center;
}

.gantt-name {
  min-width: 0;
}

.gantt-name button {
  display: inline;
  max-width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
  padding: 0;
  overflow: hidden;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.inline-link {
  max-width: 100%;
  border: 0;
  background: transparent;
  color: var(--green-dark);
  padding: 0;
  text-align: left;
}

.inline-link:hover {
  color: var(--ink);
  text-decoration: underline;
}

.gantt-name small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.bar-track {
  position: relative;
  min-height: 28px;
  border-radius: var(--radius);
  background: repeating-linear-gradient(
    to right,
    #eef2eb 0,
    #eef2eb calc(8.333% - 1px),
    #dce3d9 calc(8.333% - 1px),
    #dce3d9 8.333%
  );
  overflow: hidden;
}

.bar-range {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: var(--start);
  width: var(--width);
  border-radius: 999px;
  background: var(--bar-color);
}

.bar-progress {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--progress);
  border-radius: inherit;
  background: rgba(255, 255, 255, 0.42);
}

.leader-list,
.compact-list,
.deliverable-list,
.task-list,
.discussion-list {
  display: grid;
  gap: 10px;
}

.leader-row,
.compact-row,
.deliverable-row,
.task-row,
.plan-row {
  display: grid;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
}

.leader-row {
  grid-template-columns: minmax(180px, 1.2fr) minmax(0, 0.9fr) 110px;
}

.leader-title,
.row-title {
  min-width: 0;
}

.leader-title strong,
.row-title strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.leader-title span,
.row-title span,
.compact-row span,
.task-row span,
.plan-row span {
  color: var(--muted);
  font-size: 12px;
}

.progress-cell {
  display: grid;
  gap: 6px;
}

.progress-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.progress-track {
  height: 8px;
  border-radius: 999px;
  background: #e8ede7;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: var(--value);
  border-radius: inherit;
  background: var(--bar-color, var(--green));
}

.status-pill,
.priority-pill,
.type-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  border-radius: 999px;
  white-space: nowrap;
  padding: 0 9px;
  font-size: 12px;
}

.status-pill.done {
  background: #dfeee5;
  color: var(--green-dark);
}

.status-pill.doing {
  background: #f5eadb;
  color: #8b5b16;
}

.status-pill.todo {
  background: #e1eafa;
  color: #2f5e99;
}

.status-pill.risk,
.priority-pill.high {
  background: #f7e2dd;
  color: var(--red);
}

.priority-pill.medium {
  background: #f5eadb;
  color: #8b5b16;
}

.priority-pill.low {
  background: #e2efe7;
  color: var(--green-dark);
}

.type-pill {
  background: #ece9f6;
  color: #5d4d96;
}

.split-layout {
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.list-panel,
.detail-panel {
  min-width: 0;
}

.list-panel {
  position: sticky;
  top: 22px;
  max-height: calc(100vh - 44px);
  padding: 14px;
  overflow: auto;
}

.list-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.list-title h2 {
  margin: 0;
  font-size: 16px;
}

.side-list {
  display: grid;
  gap: 8px;
}

.side-item {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
  color: var(--ink);
  text-align: left;
}

.side-item:hover,
.side-item.active {
  border-color: #a9c8b7;
  background: #edf6ef;
}

.side-item strong {
  display: block;
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.side-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.detail-panel {
  padding: 20px;
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 20px;
  align-items: start;
  margin-bottom: 20px;
}

.detail-hero h2 {
  margin-bottom: 10px;
  font-size: 24px;
}

.project-description {
  max-width: 760px;
  margin-bottom: 14px;
  line-height: 1.75;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.meta-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
}

.meta-box span {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
}

.meta-box strong {
  display: block;
  overflow-wrap: anywhere;
  font-size: 14px;
}

.mini-donut {
  position: relative;
  display: grid;
  place-items: center;
  width: 178px;
  height: 178px;
  border-radius: 50%;
  background: conic-gradient(var(--green) 0deg var(--deg), #e7ede6 var(--deg) 360deg);
  justify-self: end;
}

.mini-donut::after {
  position: absolute;
  inset: 17px;
  border-radius: 50%;
  background: var(--surface);
  content: "";
}

.mini-donut strong,
.mini-donut span {
  position: relative;
  z-index: 1;
  display: block;
  text-align: center;
}

.mini-donut strong {
  font-size: 30px;
}

.mini-donut span {
  color: var(--muted);
  font-size: 12px;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: start;
}

.block {
  min-width: 0;
  margin-bottom: 18px;
}

.block:last-child {
  margin-bottom: 0;
}

.deliverable-row {
  grid-template-columns: minmax(180px, 1fr) 92px 92px 112px;
}

.task-row {
  grid-template-columns: minmax(160px, 1fr) minmax(100px, 0.75fr) 96px;
}

.timeline-list {
  position: relative;
  display: grid;
  gap: 12px;
  padding-left: 10px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.timeline-pin {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
}

.timeline-pin.done {
  border-color: #b8dcc8;
  background: #dfeee5;
  color: var(--green-dark);
}

.timeline-pin.doing {
  border-color: #e5c899;
  background: #f5eadb;
  color: #8b5b16;
}

.timeline-pin.risk {
  border-color: #e4b3aa;
  background: #f7e2dd;
  color: var(--red);
}

.timeline-copy strong {
  display: block;
  margin-bottom: 3px;
}

.timeline-copy span {
  color: var(--muted);
  font-size: 12px;
}

.member-head {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}

.avatar {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--avatar-bg);
  color: #fff;
  font-weight: 800;
}

.avatar.large {
  width: 72px;
  height: 72px;
  font-size: 24px;
}

.member-head h2 {
  margin-bottom: 6px;
}

.member-head p {
  margin-bottom: 0;
  color: var(--muted);
}

.member-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.stat-tile {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
}

.stat-tile span {
  color: var(--muted);
  font-size: 12px;
}

.stat-tile strong {
  display: block;
  margin-top: 7px;
  font-size: 22px;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.plan-row {
  align-content: start;
  min-height: 134px;
}

.plan-row p {
  margin-bottom: 0;
  line-height: 1.65;
}

.form-block {
  margin-top: 22px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.form-grid {
  display: grid;
  gap: 12px;
}

.form-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
  gap: 10px;
  align-items: end;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
}

.inline-form.compact {
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
}

.inline-form .mini-button {
  min-width: 120px;
  white-space: nowrap;
}

.edit-section {
  margin: 12px 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
}

.edit-section summary {
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
}

.edit-section[open] summary {
  margin-bottom: 12px;
}

.edit-form-list {
  display: grid;
  gap: 10px;
}

.edit-form {
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(170px, 100%), 1fr));
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 10px;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
}

.check-item input {
  width: auto;
  flex: 0 0 auto;
}

.check-item span {
  min-width: 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.planner-block {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.planner-toolbar {
  display: grid;
  grid-template-columns: 190px 190px minmax(220px, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 10px;
}

.compact-field {
  gap: 5px;
}

.week-range {
  display: grid;
  gap: 6px;
  min-height: 67px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 10px 12px;
}

.week-range span,
.planner-section-head span {
  color: var(--muted);
  font-size: 12px;
}

.week-range strong {
  font-size: 16px;
}

.period-button {
  min-height: 67px;
}

.period-note {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.planner-section {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.planner-section:last-child {
  margin-bottom: 0;
}

.planner-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.planner-section-head strong {
  font-size: 14px;
}

.planner-textarea {
  width: 100%;
  min-height: 118px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  color: var(--ink);
  padding: 12px;
  outline: 0;
  resize: vertical;
  line-height: 1.65;
}

.week-planner-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(132px, 1fr));
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.day-planner-card {
  display: grid;
  align-content: start;
  gap: 10px;
  min-width: 132px;
  min-height: 214px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 12px;
}

.day-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.day-head span {
  color: var(--muted);
  font-size: 12px;
}

.day-head strong {
  font-size: 15px;
}

.day-fields {
  display: grid;
  gap: 8px;
}

.day-fields input,
.day-fields textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  outline: 0;
  padding: 9px;
}

.day-fields textarea {
  min-height: 118px;
  resize: vertical;
  line-height: 1.55;
}

.planner-textarea:focus,
.day-fields input:focus,
.day-fields textarea:focus {
  border-color: #9fc4b0;
  box-shadow: 0 0 0 3px rgba(47, 143, 107, 0.13);
}

.performance-block {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.performance-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

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

.summary-panel {
  min-width: 0;
}

.summary-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.summary-panel-head h3 {
  margin-bottom: 0;
}

.summary-panel-head span {
  color: var(--muted);
  font-size: 12px;
}

.summary-list {
  display: grid;
  gap: 8px;
  max-height: 360px;
  overflow: auto;
}

.summary-entry {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 11px;
}

.summary-entry strong {
  display: block;
  margin-bottom: 6px;
  overflow-wrap: anywhere;
  font-size: 13px;
}

.summary-entry p {
  margin-bottom: 0;
  color: #425048;
  font-size: 13px;
  line-height: 1.65;
  white-space: pre-wrap;
}

.collab-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-chip {
  min-height: 34px;
  border-color: var(--line);
  background: var(--surface);
  color: var(--muted);
  padding: 0 12px;
}

.filter-chip.active {
  border-color: #a9c8b7;
  background: var(--surface-soft);
  color: var(--ink);
}

.collab-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
}

.discussion-card {
  padding: 16px;
}

.discussion-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.discussion-top h3 {
  margin-bottom: 5px;
}

.discussion-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
}

.discussion-card p {
  margin-bottom: 12px;
  color: #425048;
  line-height: 1.7;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fcfdf9;
  color: var(--muted);
  padding: 0 9px;
  font-size: 12px;
}

.note-form {
  display: grid;
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.field span {
  color: var(--muted);
  font-size: 12px;
}

.field input,
.field select,
.field textarea {
  min-width: 0;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fcfdf9;
  color: var(--ink);
  padding: 10px 11px;
  outline: 0;
}

.field textarea {
  min-height: 96px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: #9fc4b0;
  box-shadow: 0 0 0 3px rgba(47, 143, 107, 0.13);
}

.empty-state {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: #fcfdf9;
  padding: 30px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 1180px) {
  .overview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dashboard-layout,
  .detail-grid,
  .collab-layout {
    grid-template-columns: 1fr;
  }

  .detail-hero {
    grid-template-columns: 1fr;
  }

  .mini-donut {
    justify-self: start;
  }

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

  .inline-form,
  .inline-form.compact,
  .planner-toolbar,
  .summary-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 920px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .main-sidebar {
    position: static;
    height: auto;
    padding: 14px;
  }

  .main-nav {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .nav-item {
    justify-content: center;
    padding: 10px 8px;
  }

  .nav-item span {
    display: none;
  }

  .sidebar-note {
    display: none;
  }

  .topbar {
    display: grid;
  }

  .topbar-actions {
    width: 100%;
  }

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

  .list-panel {
    position: static;
    max-height: none;
  }

  .side-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .meta-grid,
  .member-stats,
  .performance-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .leader-row,
  .deliverable-row,
  .task-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .content-area {
    padding: 20px 14px 34px;
  }

  h1 {
    font-size: 24px;
  }

  .topbar-actions {
    display: grid;
  }

  .search-box,
  .primary-action {
    width: 100%;
  }

  .overview-grid,
  .side-list,
  .meta-grid,
  .member-stats,
  .performance-grid {
    grid-template-columns: 1fr;
  }

  .donut-wrap {
    grid-template-columns: 1fr;
  }

  .donut,
  .mini-donut {
    width: 156px;
    height: 156px;
  }

  .gantt-months,
  .gantt-row {
    grid-template-columns: 1fr;
  }

  .month-grid span:nth-child(even) {
    display: none;
  }

  .member-head {
    grid-template-columns: 1fr;
  }

  .collab-toolbar {
    align-items: stretch;
    flex-direction: column;
  }
}