:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --sidebar-bg: #14181f;
  --sidebar-text: #aab0bd;
  --sidebar-text-active: #ffffff;
  --sidebar-border: #232833;
  --border: #e3e5ea;
  --text-primary: #1a1f2b;
  --text-muted: #6b7280;
  --up: #0f9d63;
  --down: #d9364a;
  --warn: #b6791b;
  --up-bg: #e7f7ef;
  --down-bg: #fcebec;
  --warn-bg: #fbf1de;
  --accent: #2563eb;
  --accent-bg: #eaf0fe;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --font-body: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
}

/* ---------- layout geral ---------- */

.app {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 232px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--sidebar-border);
}
.sidebar-logo {
  color: var(--accent);
  font-size: 18px;
}
.sidebar-title {
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.01em;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  padding: 14px 12px;
  gap: 2px;
  flex: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}
.nav-item.active {
  background: rgba(37, 99, 235, 0.18);
  color: #fff;
}
.nav-icon {
  width: 16px;
  text-align: center;
  font-size: 13px;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--sidebar-border);
}
.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 8px;
}
.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--warn);
  flex-shrink: 0;
}
.sidebar-interval {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sidebar-text);
}

.main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ---------- topbar ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 32px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar-title h1 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
}
.topbar-title p {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

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

.search-input {
  font-family: var(--font-body);
  font-size: 13px;
  background: var(--bg);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 12px;
  width: 230px;
  outline: none;
  transition: border-color 0.15s ease;
}
.search-input:focus { border-color: var(--accent); }
.search-input::placeholder { color: var(--text-muted); }

.btn-run {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 9px 16px;
  cursor: pointer;
  transition: opacity 0.15s ease;
  white-space: nowrap;
}
.btn-run:hover { opacity: 0.88; }
.btn-run:disabled { opacity: 0.6; cursor: default; }

/* ---------- conteudo ---------- */

.page-content {
  padding: 28px 32px 60px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* KPIs */

.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.03);
}
.kpi-label {
  font-size: 12.5px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 8px;
}
.kpi-value {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
}
.kpi-value.up { color: var(--up); }
.kpi-value.down { color: var(--down); }
.kpi-sub {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

/* painel / tabelas */

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 24px;
  overflow: hidden;
  scroll-margin-top: 90px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}
.panel-header h2 {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.filter-tab {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  background: var(--bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 13px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.filter-tab:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.filter-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.filter-tab .tab-count {
  opacity: 0.75;
  margin-left: 4px;
}

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

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.data-table thead th {
  text-align: left;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 10px 22px;
  background: #fafbfc;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table tbody td {
  padding: 13px 22px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  white-space: nowrap;
}
.data-table tbody tr:last-child td {
  border-bottom: none;
}
.data-table tbody tr:hover {
  background: #fafbfc;
}
.data-table tbody tr.row-down {
  background: var(--down-bg);
}
.data-table tbody tr.row-down:hover {
  background: #fbe1e4;
}

.service-name {
  font-weight: 600;
}
.service-url {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.product-tag {
  font-size: 12px;
  color: var(--text-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 4px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.badge .badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.badge.up { color: var(--up); background: var(--up-bg); }
.badge.up .badge-dot { background: var(--up); }
.badge.down { color: var(--down); background: var(--down-bg); }
.badge.down .badge-dot { background: var(--down); }
.badge.unknown { color: var(--warn); background: var(--warn-bg); }
.badge.unknown .badge-dot { background: var(--warn); }

.badge.resolved { color: var(--text-muted); background: #eef0f3; }
.badge.resolved .badge-dot { background: var(--text-muted); }

.cell-metric {
  font-family: var(--font-mono);
  font-weight: 600;
}
.cell-muted {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12.5px;
}
.cell-error {
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--down);
  font-family: var(--font-mono);
  font-size: 12px;
}

.empty-row td {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

@media (max-width: 900px) {
  .sidebar { display: none; }
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .page-content { padding: 20px; }
  .topbar { padding: 16px 20px; }
}