:root {
  --bg: #0c1117;
  --bg-elevated: #121923;
  --bg-soft: #161f2a;
  --border: #243040;
  --border-strong: #34455c;
  --text: #eef3fb;
  --muted: #9aa9bd;
  --accent: #45d6bf;
  --accent-soft: rgba(69, 214, 191, 0.12);
  --success: #63d996;
  --danger: #ff7f7f;
  --warning: #f0c96b;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #0a0f15 0%, #0d131b 100%);
}

a {
  color: inherit;
}

.hidden {
  display: none !important;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card,
.sidebar-block,
.panel,
.topbar {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.auth-card {
  width: min(420px, 100%);
  padding: 28px;
  border-radius: 20px;
}

.auth-card h1 {
  margin: 0;
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1;
}

.auth-text {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.login-form {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.field {
  display: grid;
  gap: 7px;
}

.field span {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.field input {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  color: var(--text);
  background: #0d141d;
  outline: none;
}

.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(69, 214, 191, 0.08);
}

.primary-button,
.ghost-button,
.nav-button {
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 11px 14px;
  font: inherit;
  cursor: pointer;
  transition: border-color 0.16s ease, background 0.16s ease, color 0.16s ease;
}

.primary-button {
  background: var(--accent);
  color: #071017;
  font-weight: 700;
  border-color: transparent;
}

.ghost-button,
.nav-button {
  background: #0e151e;
  color: var(--text);
  font-weight: 600;
}

.ghost-button:hover,
.nav-button:hover {
  border-color: var(--accent);
}

.nav-button {
  text-align: left;
}

.nav-button.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.form-error {
  margin: 0;
  color: var(--danger);
}

.dashboard {
  width: min(1480px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 16px 0 24px;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 18px;
}

.sidebar {
  position: sticky;
  top: 16px;
  align-self: start;
  display: grid;
  gap: 14px;
}

.sidebar-block {
  border-radius: 18px;
  padding: 18px;
}

.sidebar-title {
  margin: 0;
  font-size: 1.8rem;
  line-height: 1;
}

.sidebar-note,
.health-text,
.muted-line {
  color: var(--muted);
  line-height: 1.55;
}

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

.content {
  min-width: 0;
  display: grid;
  gap: 14px;
}

.topbar {
  border-radius: 18px;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.topbar h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.3rem);
  line-height: 1.05;
}

.topbar-note {
  margin: 10px 0 0;
  color: var(--muted);
}

.topbar-meta {
  min-width: 220px;
  display: grid;
  gap: 8px;
  justify-items: end;
}

.eyebrow,
.card-label {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.session-user {
  margin: 0 0 12px;
  font-weight: 600;
}

.view-panel {
  display: none;
  gap: 14px;
}

.view-panel.active {
  display: grid;
}

.panel {
  border-radius: 18px;
  padding: 18px;
}

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

.panel-header h3 {
  margin: 0;
  font-size: 1.12rem;
}

.panel-meta {
  display: grid;
  gap: 4px;
  justify-items: end;
}

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

.metric-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
}

.metric-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.metric-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.05;
}

.metric-note {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.positive {
  color: var(--success);
}

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

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.key-value-box {
  display: grid;
  gap: 8px;
}

.key-value-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-soft);
}

.key-value-row span {
  color: var(--muted);
}

.key-value-row strong {
  text-align: right;
  font-size: 0.95rem;
}

.task-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.activity-feed {
  display: grid;
  gap: 10px;
}

.activity-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-soft);
}

.activity-time {
  font-size: 0.82rem;
  color: var(--muted);
  font-family: "IBM Plex Mono", Consolas, monospace;
  white-space: nowrap;
}

.activity-body {
  min-width: 0;
}

.activity-title {
  display: block;
  font-weight: 600;
  line-height: 1.4;
}

.activity-note {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.table-region {
  min-width: 0;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
}

.data-table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse;
  background: #0f151d;
}

.data-table th,
.data-table td {
  padding: 11px 12px;
  border-bottom: 1px solid #1e2937;
  vertical-align: top;
  text-align: left;
  font-size: 0.94rem;
}

.data-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #151f2b;
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.data-table tbody tr:hover {
  background: rgba(69, 214, 191, 0.04);
}

.cell-title {
  font-weight: 600;
  line-height: 1.45;
}

.cell-subtitle {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.4;
}

.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 3px 8px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
}

.tag.neutral {
  background: rgba(154, 169, 189, 0.1);
  color: var(--muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 110px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
}

.badge.ok {
  background: rgba(99, 217, 150, 0.14);
  color: var(--success);
}

.badge.pending {
  background: rgba(240, 201, 107, 0.14);
  color: var(--warning);
}

.badge.error {
  background: rgba(255, 127, 127, 0.14);
  color: var(--danger);
}

.empty-state {
  padding: 18px;
  border: 1px dashed var(--border-strong);
  border-radius: 14px;
  color: var(--muted);
  background: #0f151d;
}

.endpoint-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.endpoint-list a {
  text-decoration: none;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-strong);
  background: #0e151e;
}

.endpoint-list a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

@media (max-width: 1180px) {
  .dashboard {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .sidebar-nav {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .dashboard {
    width: min(100vw - 14px, 1480px);
    padding: 10px 0 18px;
  }

  .topbar,
  .panel,
  .sidebar-block,
  .auth-card {
    padding: 15px;
  }

  .topbar,
  .split-grid,
  .metric-grid,
  .sidebar-nav {
    grid-template-columns: 1fr;
  }

  .topbar {
    display: grid;
  }

  .topbar-meta,
  .panel-meta {
    justify-items: start;
  }

  .metric-grid,
  .split-grid {
    display: grid;
  }

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