:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --panel-2: #eef3f7;
  --line: #d8e0e7;
  --text: #16202a;
  --muted: #637282;
  --blue: #1f6feb;
  --green: #15803d;
  --orange: #b45309;
  --red: #b91c1c;
  --shadow: 0 1px 2px rgba(20, 32, 44, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, "Segoe UI", sans-serif;
  font-size: 14px;
  letter-spacing: 0;
}

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

.app-shell {
  min-height: 100vh;
}

.boot-panel,
.login {
  width: min(420px, calc(100vw - 32px));
  margin: 12vh auto 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.boot-title,
.login h1 {
  margin: 0 0 10px;
  font-size: 22px;
}

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

.field {
  display: grid;
  gap: 5px;
}

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

input,
select,
textarea {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

textarea {
  min-height: 42px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(31, 111, 235, 0.18);
  border-color: var(--blue);
}

.layout {
  display: grid;
  grid-template-columns: 224px 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 14px;
  background: #16202a;
  color: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.brand {
  padding: 4px 2px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.brand strong {
  display: block;
  font-size: 20px;
  margin-bottom: 3px;
}

.brand span {
  color: #aebdcc;
  font-size: 12px;
}

.nav {
  display: grid;
  gap: 5px;
}

.nav button {
  text-align: left;
  color: #dbe5ee;
  background: transparent;
  border: 0;
  border-radius: 6px;
  padding: 9px 10px;
  cursor: pointer;
}

.nav button:hover,
.nav button.active {
  background: #253444;
  color: #fff;
}

.sidebar-footer {
  margin-top: auto;
  display: grid;
  gap: 8px;
}

.user-box {
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  color: #dbe5ee;
}

.content {
  min-width: 0;
  padding: 18px;
}

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

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: 6px;
  padding: 8px 10px;
  cursor: pointer;
}

.button:hover {
  border-color: #b6c3cf;
}

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

.button.small {
  padding: 5px 8px;
  font-size: 12px;
}

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

.button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 10px;
}

.filters {
  display: grid;
  grid-template-columns: repeat(6, minmax(140px, 1fr));
  gap: 10px;
  align-items: end;
}

.filter-field {
  display: grid;
  gap: 5px;
}

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

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

.metric {
  padding: 13px;
}

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

.metric strong {
  display: block;
  margin-top: 7px;
  font-size: 26px;
}

.dashboard-grid {
  grid-template-columns: repeat(4, minmax(210px, 1fr));
}

.dashboard-metric {
  position: relative;
  min-height: 112px;
}

.dashboard-metric.ok {
  border-color: #b7e4c7;
}

.dashboard-metric.warn {
  border-color: #fdba74;
}

.dashboard-metric.bad {
  border-color: #fecaca;
}

.dashboard-metric small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  line-height: 1.35;
}

.metric-tip {
  display: none;
  position: absolute;
  left: 10px;
  top: calc(100% + 8px);
  width: min(560px, calc(100vw - 300px));
  max-height: 380px;
  overflow: auto;
  z-index: 20;
  padding: 12px 14px;
  background: #111827;
  color: #f8fafc;
  border-radius: 8px;
  box-shadow: 0 16px 38px rgba(17, 24, 39, 0.24);
}

.dashboard-metric:hover .metric-tip,
.dashboard-metric:focus .metric-tip {
  display: block;
}

.metric-tip strong {
  margin: 0 0 8px;
  font-size: 13px;
}

.metric-tip ul {
  margin: 0;
  padding-left: 18px;
}

.metric-tip li {
  margin: 0 0 6px;
  line-height: 1.35;
  white-space: normal;
}

.panel {
  margin-top: 12px;
  overflow: hidden;
}

.panel-header {
  padding: 11px 13px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.panel-header h2 {
  margin: 0;
  font-size: 16px;
}

.panel-body {
  padding: 13px;
}

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

.status-list.compact {
  gap: 6px;
}

.status-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.source-grid {
  display: grid;
  gap: 6px;
}

.source-row {
  display: grid;
  grid-template-columns: minmax(160px, 1.2fr) auto 100px minmax(260px, 2fr);
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.source-footnote {
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
}

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

.two-col .panel {
  margin-top: 0;
}

h3 {
  margin: 0 0 8px;
  font-size: 14px;
}

.table-wrap {
  width: 100%;
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}

th,
td {
  padding: 8px 9px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  white-space: nowrap;
}

th {
  position: sticky;
  top: 0;
  background: var(--panel-2);
  color: #3d4d5d;
  font-size: 12px;
  z-index: 1;
}

td.wrap {
  white-space: normal;
  min-width: 240px;
}

.cell-input {
  min-width: 220px;
  padding: 6px 8px;
  font-size: 12px;
}

.message-input {
  min-width: 300px;
}

.inline-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.inline-check input {
  width: auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 7px;
  border-radius: 999px;
  background: #e7eef6;
  color: #34495e;
  font-size: 12px;
}

.badge.ok {
  background: #dcfce7;
  color: var(--green);
}

.badge.warn {
  background: #ffedd5;
  color: var(--orange);
}

.badge.bad {
  background: #fee2e2;
  color: var(--red);
}

.muted {
  color: var(--muted);
}

.error {
  color: var(--red);
}

.empty {
  padding: 18px;
  color: var(--muted);
  text-align: center;
}

.notice {
  padding: 10px 12px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #8a4b13;
  border-radius: 8px;
  margin-bottom: 12px;
}

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

  .sidebar {
    position: static;
    height: auto;
  }

  .nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
  }

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

  .metric-tip {
    width: min(520px, calc(100vw - 40px));
  }

  .filters {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
  }

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

  .source-row {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .content {
    padding: 12px;
  }

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

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

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

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