*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --purple:       #6C5CE7;
  --purple-hover: #5B4DCF;
  --purple-dim:   rgba(108, 92, 231, 0.1);
  --cyan:         #2D9CDB;
  --teal:         #00C2A8;

  --bg:        #0D1117;
  --surface-1: #131720;
  --surface-2: #1C2030;
  --surface-3: #252A3D;
  --border:    #1E2535;
  --border-2:  #252A3D;

  --text:      #F5F7FA;
  --text-2:    #94A3B8;
  --text-3:    #64748B;

  --up:      #22C55E;
  --warn:    #F59E0B;
  --danger:  #EF4444;

  --r-sm: 6px;
  --r:    8px;
  --r-lg: 12px;
  --r-xl: 16px;
}

body {
  font-family: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ─── Sidebar layout ──────────────────────────────────────── */

.layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--surface-1);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}

.sidebar-brand {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
}

.sidebar-wordmark {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.sidebar-service {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
  padding-left: 38px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow-y: auto;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--r);
  color: var(--text-2);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.12s ease, color 0.12s ease;
}

.sidebar-link:hover { background: var(--surface-2); color: var(--text); }
.sidebar-link.active { background: var(--purple-dim); color: var(--purple); }
.sidebar-link--ext { opacity: 0.7; }
.sidebar-link--ext:hover { opacity: 1; }
.sidebar-divider { height: 1px; background: var(--border); margin: 8px 0; }

.sidebar-link svg { flex-shrink: 0; opacity: 0.7; }
.sidebar-link:hover svg, .sidebar-link.active svg { opacity: 1; }

.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-logout {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--r);
  color: var(--text-3);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.12s ease, color 0.12s ease;
  width: 100%;
}

.sidebar-logout:hover { background: var(--surface-2); color: var(--text); }

/* ─── Main content ────────────────────────────────────────── */

.main-content {
  padding: 36px 44px;
  min-width: 0;
}

/* ─── Page header ─────────────────────────────────────────── */

.page-header {
  margin-bottom: 28px;
}

.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 0;
  margin-top: 1em;
}

.page-subtitle {
  font-size: 13px;
  color: var(--text-3);
  margin-top: 5px;
}

.section-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 32px;
  margin-bottom: 16px;
}

/* ─── Health grid ─────────────────────────────────────────── */

.health-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 12px;
}

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.card--up       { border-color: rgba(34, 197, 94, 0.2); }
.card--degraded { border-color: rgba(245, 158, 11, 0.2); }
.card--down     { border-color: rgba(239, 68, 68, 0.2); }
.card--unknown  { border-color: var(--border); }

.card-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  text-transform: capitalize;
  letter-spacing: 0.01em;
}

.card-status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot--up {
  background: var(--up);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
  animation: pulse-up 2.5s ease-in-out infinite;
}

.status-dot--degraded {
  background: var(--warn);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.status-dot--down {
  background: var(--danger);
}

.status-dot--unknown {
  background: var(--text-3);
}

@keyframes pulse-up {
  0%, 100% { box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15); }
  50%       { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.04); }
}

.card-status-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card-status-label--up       { color: var(--up); }
.card-status-label--degraded { color: var(--warn); }
.card-status-label--down     { color: var(--danger); }
.card-status-label--unknown  { color: var(--text-3); }

/* badge (kept for user-management status) */
.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 9999px;
}

.badge--up       { background: rgba(34, 197, 94, 0.1);  color: var(--up); }
.badge--degraded { background: rgba(245, 158, 11, 0.1); color: var(--warn); }
.badge--down     { background: rgba(239, 68, 68, 0.1);  color: var(--danger); }
.badge--unknown  { background: var(--surface-2);         color: var(--text-3); }

/* ─── Flash / Alerts ──────────────────────────────────────── */

.flash {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--r);
  margin-bottom: 20px;
  font-size: 13px;
  border: 1px solid;
}

.flash--info  { background: rgba(45,156,219,0.06);  border-color: rgba(45,156,219,0.18);  color: #93C5FD; }
.flash--error { background: rgba(239,68,68,0.06);   border-color: rgba(239,68,68,0.18);   color: #FCA5A5; }

.alert {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--r);
  margin-bottom: 20px;
  font-size: 13px;
  border: 1px solid;
}

.alert--warning { background: rgba(245,158,11,0.06); border-color: rgba(245,158,11,0.18); color: #FCD34D; }

/* ─── Forms ───────────────────────────────────────────────── */

.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-2);
  margin-bottom: 7px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-input {
  width: 100%;
  padding: 9px 12px;
  background: var(--surface-1);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
  appearance: none;
}

.form-input:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.14);
}

.form-input:disabled { opacity: 0.45; cursor: not-allowed; }

.form-input--inline { width: auto; display: inline-block; }
.inline-form { display: flex; align-items: center; gap: 8px; }
.config-form { max-width: 480px; }

.create-form {
  background: var(--surface-1);
  border: 1px solid var(--border-2);
  border-radius: var(--r-xl);
  padding: 24px;
  margin-top: 16px;
  margin-bottom: 24px;
}

/* ─── Buttons ─────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border: none;
  border-radius: var(--r);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.12s ease, box-shadow 0.12s ease, opacity 0.12s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--purple);
  color: #fff;
}

.btn--primary:hover {
  background: var(--purple-hover);
  box-shadow: 0 4px 14px rgba(108, 92, 231, 0.35);
}

.btn--primary:disabled {
  background: var(--surface-3);
  color: var(--text-3);
  cursor: not-allowed;
  box-shadow: none;
}

.btn--danger {
  background: rgba(239,68,68,0.1);
  color: #FCA5A5;
  border: 1px solid rgba(239,68,68,0.18);
}

.btn--danger:hover {
  background: rgba(239,68,68,0.18);
}

.btn--small  { padding: 5px 11px; font-size: 11px; border-radius: var(--r-sm); }

.btn--outline {
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text-2);
}

.btn--outline:hover { background: var(--surface-2); color: var(--text); }

.btn-group { display: inline-flex; gap: 4px; }

/* ─── Tables ──────────────────────────────────────────────── */

.data-table,
.audit-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}

.data-table th,
.audit-table th {
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-1);
}

.data-table td,
.audit-table td {
  padding: 13px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text-2);
}

.data-table tbody tr:last-child td,
.audit-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover td,
.audit-table tbody tr:hover td { background: var(--surface-1); }

.data-table code,
.audit-table code {
  font-size: 11px;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  padding: 2px 7px;
  border-radius: 4px;
  color: var(--cyan);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

.audit-table-wrap { overflow-x: auto; }

.empty-state {
  text-align: center;
  color: var(--text-3);
  padding: 56px 0;
  font-size: 13px;
}

/* ─── Sessions panel ──────────────────────────────────────── */

.sessions-panel {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px 20px;
  margin-top: 8px;
}

.sessions-panel h4 {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  margin-bottom: 14px;
}

.session-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.session-row:last-child { border-bottom: none; }

.session-id {
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-2);
}

/* ─── Charts / Throughput ─────────────────────────────────── */

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.chart-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
}

.chart-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.chart-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.chart-card-badge {
  font-size: 11px;
  color: var(--purple);
  font-weight: 600;
}

.chart-card-body { padding: 16px 20px; }

.metric-table { width: 100%; border-collapse: collapse; }

.metric-table td {
  padding: 9px 0;
  font-size: 13px;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}

.metric-table tr:last-child td { border-bottom: none; }
.metric-table td:first-child { padding-right: 16px; }

.metric-value {
  text-align: right;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

/* ─── Window selector ─────────────────────────────────────── */

.window-selector {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.window-selector .form-label {
  display: inline;
  margin-bottom: 0;
  margin-right: 0;
}

.threshold-config {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ─── Landing page ─────────────────────────────────────────── */

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

.landing-left {
  background: var(--surface-1);
  border-right: 1px solid var(--border);
  padding: 64px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.landing-right {
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
}

.landing-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 48px;
}

.landing-wordmark {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.landing-headline {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
  max-width: 480px;
}

.landing-headline span {
  background: linear-gradient(90deg, var(--purple), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.landing-subhead {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
  max-width: 440px;
  margin-bottom: 48px;
}

.landing-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.landing-pillar {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px;
}

.landing-pillar-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--r-sm);
  background: var(--purple-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  color: var(--purple);
}

.landing-pillar h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.landing-pillar p {
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-3);
}

.landing-signin-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 48px 40px;
  width: 100%;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.landing-signin-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.landing-signin-logo span {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.landing-signin-tagline {
  font-size: 13px;
  color: var(--text-3);
  text-align: center;
  line-height: 1.5;
}

.landing-signin-divider {
  width: 100%;
  height: 1px;
  background: var(--border);
}

.landing-signin-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 20px;
  background: var(--purple);
  color: #fff;
  border-radius: var(--r);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
}

.landing-signin-btn:hover { background: var(--purple-hover); }

.landing-signin-footer {
  font-size: 11px;
  color: var(--text-3);
  text-align: center;
}

@media (max-width: 768px) {
  .landing {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .landing-left {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 40px 24px;
  }

  .landing-right {
    padding: 32px 24px;
  }

  .landing-headline {
    font-size: 26px;
  }

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

  .landing-signin-card {
    max-width: 100%;
    padding: 32px 24px;
  }
}