:root {
  --paper: #f5f2eb;
  --panel: #fffdf8;
  --ink: #22251f;
  --muted: #6b6f66;
  --line: #d9d3c7;
  --green: #2e5f53;
  --green-dark: #1f453c;
  --amber: #b87722;
  --red: #a33b32;
  --shadow: 0 18px 48px rgba(48, 43, 35, 0.12);
  font-family: "Aptos", "Microsoft YaHei UI", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(46, 95, 83, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(46, 95, 83, 0.05) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  border-radius: 8px;
  color: #fff;
  background: var(--green);
  padding: 10px 16px;
  cursor: pointer;
  min-height: 40px;
}

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

button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.button-loading {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.button-loading::before {
  content: "";
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: button-spin 0.8s linear infinite;
}

@keyframes button-spin {
  to {
    transform: rotate(360deg);
  }
}

.ghost-button,
.ghost-link,
.small-button {
  color: var(--green);
  background: transparent;
  border: 1px solid var(--line);
}

.ghost-button:hover,
.ghost-link:hover,
.small-button:hover {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.ghost-link {
  display: inline-grid;
  place-items: center;
  min-height: 40px;
  padding: 9px 14px;
  border-radius: 8px;
  text-decoration: none;
}

.small-button {
  min-height: 40px;
  padding: 8px 12px;
}

.login-body {
  display: grid;
  place-items: center;
}

.login-shell {
  width: min(420px, calc(100vw - 32px));
}

.login-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 34px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  color: #fff;
  background: var(--green);
  font-weight: 800;
}

.login-panel h1,
.topbar h1 {
  margin: 14px 0 8px;
  font-size: 30px;
  letter-spacing: 0;
}

.login-panel p,
.eyebrow {
  color: var(--muted);
  margin: 0 0 22px;
}

.login-form {
  display: grid;
  gap: 16px;
}

label,
.filter-field {
  display: grid;
  gap: 7px;
}

label span,
.filter-field > span {
  color: var(--muted);
  font-size: 13px;
}

input,
select,
.multi-button {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 10px 11px;
  min-height: 40px;
}

.error-box {
  border: 1px solid rgba(163, 59, 50, 0.28);
  color: var(--red);
  background: rgba(163, 59, 50, 0.08);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 16px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 30px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.82);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.eyebrow {
  margin: 0;
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.topbar h1 {
  margin: 4px 0 0;
  font-size: 26px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-chip {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  background: #fff;
  color: var(--muted);
}

.workspace {
  padding: 24px 30px 40px;
  display: grid;
  gap: 18px;
}

.filters {
  display: grid;
  gap: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 10px 26px rgba(48, 43, 35, 0.07);
}

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

.filter-primary {
  grid-template-columns: minmax(360px, 1.8fr) minmax(130px, 0.7fr) minmax(150px, 0.8fr);
}

.filter-secondary {
  grid-template-columns: minmax(180px, 0.8fr) minmax(240px, 1fr) minmax(220px, 1fr) minmax(320px, 1.2fr);
  align-items: start;
}

.multiselect {
  position: relative;
}

.range-filter {
  position: relative;
}

.multi-button,
.range-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  text-align: left;
  color: var(--ink);
  background: #fff;
}

.multi-button:hover,
.multi-button[aria-expanded="true"],
.range-button:hover,
.range-button[aria-expanded="true"] {
  color: var(--ink);
  background: #fff;
  border-color: var(--green);
}

.multi-button span:first-child,
.range-button span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chevron {
  color: var(--muted);
  flex: 0 0 auto;
}

.multi-menu {
  position: absolute;
  z-index: 20;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  min-width: 240px;
  max-height: 300px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(48, 43, 35, 0.18);
}

.range-menu {
  position: absolute;
  z-index: 22;
  top: calc(100% + 6px);
  left: 0;
  width: min(620px, calc(100vw - 64px));
  padding: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(48, 43, 35, 0.18);
}

.range-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.range-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.range-presets button {
  min-height: 32px;
  padding: 6px 10px;
  color: var(--green);
  background: rgba(46, 95, 83, 0.06);
  border: 1px solid rgba(46, 95, 83, 0.18);
}

.range-presets button:hover {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.multi-menu-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 8px;
  border-bottom: 1px solid var(--line);
  background: #fbf8f0;
}

.multi-menu-head button {
  min-height: 30px;
  padding: 5px 10px;
  color: var(--green);
  background: transparent;
  border: 1px solid var(--line);
}

.multi-menu-head button:hover {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.multi-options {
  max-height: 240px;
  overflow: auto;
  padding: 6px;
}

.multi-option {
  display: grid;
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
}

.multi-option:hover {
  background: rgba(46, 95, 83, 0.07);
}

.multi-option input {
  width: 16px;
  min-height: 16px;
  height: 16px;
  padding: 0;
}

.multi-option span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink);
  font-size: 14px;
}

.user-filter {
  min-width: 0;
}

.search-line {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.picker-results,
.selected-users {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.picker-results {
  min-height: 0;
}

.picker-results button,
.selected-users button {
  min-height: 30px;
  padding: 5px 9px;
  font-size: 13px;
}

.selected-users button {
  color: var(--ink);
  background: rgba(184, 119, 34, 0.12);
  border: 1px solid rgba(184, 119, 34, 0.28);
}

.filter-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  padding-top: 2px;
}

.filter-actions {
  display: flex;
  flex: 0 0 auto;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
}

.metric-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

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

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 20px;
  letter-spacing: 0;
}

.surface {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.surface-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}

.segmented {
  display: flex;
  gap: 6px;
}

.segmented button {
  color: var(--green);
  background: transparent;
  border: 1px solid var(--line);
}

.segmented button.active {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.metric-select {
  display: flex;
  align-items: center;
  gap: 10px;
}

.metric-select select {
  min-width: 170px;
}

.table-wrap {
  overflow: auto;
  max-height: 62vh;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}

th:first-child,
td:first-child,
th:nth-child(2),
td:nth-child(2),
th:nth-child(3),
td:nth-child(3) {
  text-align: left;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #fbf8f0;
  color: var(--muted);
  font-size: 12px;
  cursor: default;
}

th.sortable {
  color: var(--green);
  cursor: pointer;
}

.th-content {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

th:first-child .th-content,
th:nth-child(2) .th-content,
th:nth-child(3) .th-content {
  justify-content: flex-start;
}

.metric-help-button {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  min-height: 18px;
  padding: 0;
  border: 1px solid rgba(46, 95, 83, 0.35);
  border-radius: 50%;
  color: var(--green);
  background: #fff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.metric-help-button:hover,
.metric-help-button:focus {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.metric-help-popover {
  position: fixed;
  z-index: 60;
  padding: 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(48, 43, 35, 0.18);
}

.metric-help-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.metric-help-head button {
  width: 28px;
  height: 28px;
  min-height: 28px;
  padding: 0;
  color: var(--green);
  background: transparent;
  border: 1px solid var(--line);
}

.metric-help-head button:hover {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.metric-help-popover p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

tbody tr:hover {
  background: rgba(46, 95, 83, 0.06);
}

.chart-wrap {
  min-height: 460px;
  padding: 16px;
}

#chart {
  width: 100%;
  height: 430px;
}

.chart-fallback {
  padding: 18px;
  color: var(--muted);
}

.department-shell .surface-head {
  align-items: center;
}

.department-create {
  display: grid;
  grid-template-columns: minmax(180px, 260px) auto;
  gap: 10px;
}

.department-table {
  min-width: 760px;
}

.department-table td:nth-child(2) {
  max-width: 760px;
  white-space: normal;
  line-height: 1.5;
}

.department-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.department-actions button {
  min-height: 32px;
  padding: 5px 10px;
}

.department-assign {
  gap: 12px;
}

.department-filter-grid {
  grid-template-columns: minmax(120px, 0.7fr) minmax(160px, 0.9fr) minmax(220px, 1.4fr) minmax(160px, 1fr) auto;
  align-items: end;
}

.department-search-action button {
  width: 100%;
}

.department-bulk {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 2px;
}

.department-bulk select {
  width: min(280px, 100%);
}

.department-bulk span {
  color: var(--muted);
  font-size: 13px;
}

.department-user-table {
  min-width: 860px;
}

.department-user-table th:first-child,
.department-user-table td:first-child {
  width: 44px;
  text-align: center;
}

.department-user-table input[type="checkbox"] {
  width: 16px;
  height: 16px;
  min-height: 16px;
  padding: 0;
}

.empty-row {
  color: var(--muted);
  text-align: center;
}

.hidden {
  display: none;
}

@media (max-width: 1200px) {
  .filter-primary,
  .filter-secondary {
    grid-template-columns: repeat(2, minmax(180px, 1fr));
  }

  .department-filter-grid {
    grid-template-columns: repeat(2, minmax(180px, 1fr));
  }

  .summary-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 720px) {
  .topbar,
  .topbar-actions,
  .surface-head,
  .filter-footer,
  .filter-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .workspace,
  .topbar {
    padding-left: 16px;
    padding-right: 16px;
  }

  .filter-primary,
  .filter-secondary,
  .department-filter-grid,
  .summary-grid,
  .search-line {
    grid-template-columns: 1fr;
  }

  .department-create,
  .department-bulk {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .multi-menu,
  .range-menu {
    position: fixed;
    left: 16px;
    right: 16px;
    width: auto;
    top: auto;
  }

  .range-inputs {
    grid-template-columns: 1fr;
  }
}