:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-soft: #eef4f3;
  --ink: #18212f;
  --muted: #647080;
  --line: #dce3e8;
  --primary: #176b65;
  --primary-dark: #0f4e4a;
  --accent: #b66a21;
  --danger: #b5333a;
  --good: #1f7a4f;
  --shadow: 0 12px 28px rgba(24, 33, 47, 0.08);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: #16232e;
  color: #f8fbfc;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

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

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: #1f7a72;
}

svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand h1 {
  margin: 0;
  font-size: 19px;
}

.brand p {
  margin: 4px 0 0;
  color: #b9c7cf;
  font-size: 13px;
}

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

.tab-button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: #d9e5ea;
  background: transparent;
  text-align: right;
}

.tab-button:hover,
.tab-button.active {
  background: #213341;
  border-color: #315166;
  color: #ffffff;
}

.main {
  min-width: 0;
  padding: 22px;
}

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

.topbar {
  min-height: 68px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  margin-bottom: 14px;
}

.topbar-title {
  display: grid;
  gap: 4px;
}

.topbar-title strong {
  font-size: 22px;
}

.topbar-title span,
.panel-head span,
.metric span,
.need-strip span {
  color: var(--muted);
  font-size: 13px;
}

.topbar-actions,
.panel-head,
.import-actions,
.dialog-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filters {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(180px, 1.2fr) minmax(120px, 0.8fr) minmax(220px, 1.5fr);
  gap: 12px;
  padding: 14px;
  margin-bottom: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

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

.field input,
.field select {
  min-height: 40px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 0 10px;
}

.field input:focus,
.field select:focus {
  outline: 2px solid rgba(23, 107, 101, 0.18);
  border-color: var(--primary);
}

.field.compact {
  grid-template-columns: auto 120px;
  align-items: center;
  gap: 8px;
}

.field.compact span {
  font-size: 13px;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.metric {
  padding: 16px;
  min-height: 104px;
  display: grid;
  align-content: space-between;
  border-top: 4px solid #8aa5a1;
}

.metric.accent {
  border-top-color: var(--accent);
}

.metric strong {
  font-size: 31px;
  line-height: 1.1;
}

.dashboard-grid,
.rules-layout,
.import-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.75fr);
  gap: 16px;
}

.panel {
  padding: 16px;
  min-width: 0;
}

.panel-head {
  justify-content: space-between;
  margin-bottom: 14px;
}

.panel h2,
.dialog-card h2 {
  margin: 0;
  font-size: 18px;
}

.need-strip,
.permission-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.need-strip div,
.permission-grid div {
  min-height: 74px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  display: grid;
  align-content: space-between;
}

.need-strip strong,
.permission-grid strong {
  font-size: 24px;
}

.chart-list {
  display: grid;
  gap: 12px;
}

.bar-row {
  display: grid;
  gap: 6px;
}

.bar-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.bar-track {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7edf0;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: var(--primary);
}

.recommendations {
  display: grid;
  gap: 10px;
}

.recommendation-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  display: grid;
  gap: 7px;
}

.recommendation-item strong {
  color: var(--primary-dark);
}

.muted,
.empty-cell {
  color: var(--muted);
}

.table-wrap {
  width: 100%;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  vertical-align: middle;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #edf3f2;
  color: #34444f;
  font-weight: 700;
  font-size: 13px;
}

tbody tr:hover {
  background: #f7faf9;
}

.school-name,
.manager-name {
  white-space: normal;
  min-width: 210px;
  max-width: 360px;
}

.number-input {
  width: 76px;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 8px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef4f3;
  color: var(--primary-dark);
  font-size: 13px;
}

.status-pill.deficit {
  background: #fdebed;
  color: var(--danger);
}

.status-pill.surplus {
  background: #e7f4ed;
  color: var(--good);
}

.primary-button,
.secondary-button,
.icon-button,
.small-button {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 12px;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
}

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

.secondary-button:hover,
.icon-button:hover,
.small-button:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
}

.icon-button {
  width: 40px;
  padding: 0;
}

.small-button {
  min-height: 32px;
  padding: 0 10px;
}

.link-button {
  border: 0;
  cursor: pointer;
  font: inherit;
}

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

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

.role-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.role-item.active {
  border-color: var(--primary);
  background: var(--surface-soft);
}

.role-item input {
  min-height: 34px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 8px;
  background: transparent;
  color: var(--ink);
}

.role-item input:focus {
  background: #fff;
  border-color: var(--primary);
  outline: 0;
}

.rule-settings {
  margin-bottom: 12px;
  max-width: 260px;
}

.file-drop {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 1px dashed var(--primary);
  border-radius: var(--radius);
  color: var(--primary-dark);
  padding: 0 14px;
  background: #f2faf8;
  cursor: pointer;
}

.file-drop input {
  display: none;
}

.permission-grid {
  margin-bottom: 0;
}

.pin-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  align-items: end;
  gap: 10px;
  margin-top: 14px;
}

dialog {
  border: 0;
  padding: 0;
  border-radius: var(--radius);
  width: min(980px, calc(100vw - 32px));
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
}

dialog::backdrop {
  background: rgba(15, 25, 34, 0.5);
}

.dialog-card {
  background: #fff;
  padding: 18px;
}

.dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.dialog-actions {
  justify-content: flex-start;
  padding: 0;
  margin: 18px 0 0;
}

.empty-cell {
  text-align: center;
  padding: 28px;
}

.locked [data-editable="true"],
.locked .admin-only,
.locked .number-input:not([readonly]) {
  pointer-events: none;
  opacity: 0.48;
}

.locked .admin-only {
  display: none;
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: sticky;
    top: 0;
    z-index: 4;
    padding: 14px;
  }

  .brand {
    justify-content: space-between;
  }

  .nav-tabs {
    display: flex;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .tab-button {
    flex: 0 0 auto;
    width: auto;
  }

  .filters,
  .metric-grid,
  .dashboard-grid,
  .rules-layout,
  .import-grid,
  .pin-form {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .main {
    padding: 14px;
  }

  .topbar,
  .panel-head {
    align-items: stretch;
    flex-direction: column;
  }

  .filters,
  .metric-grid,
  .dashboard-grid,
  .rules-layout,
  .import-grid,
  .need-strip,
  .permission-grid,
  .form-grid,
  .pin-form {
    grid-template-columns: 1fr;
  }

  .topbar-actions,
  .import-actions {
    width: 100%;
  }

  .field.compact {
    grid-template-columns: 1fr;
  }
}