/* BoateBus Status — design system inspirado em Anthropic Status / Vercel / Linear */
:root {
  /* Tipografia */
  --font-sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, monospace;

  /* Light mode (default) */
  --bg: #fafaf9;
  --bg-elevated: #ffffff;
  --bg-subtle: #f5f5f4;
  --bg-hover: #f0efed;
  --fg: #0c0a09;
  --fg-muted: #57534e;
  --fg-subtle: #78716c;
  --line: #e7e5e4;
  --line-strong: #d6d3d1;

  --accent: #0c0a09;
  --ok: #16a34a;
  --ok-bg: #dcfce7;
  --ok-fg: #14532d;
  --warn: #d97706;
  --warn-bg: #fef3c7;
  --warn-fg: #78350f;
  --down: #dc2626;
  --down-bg: #fee2e2;
  --down-fg: #7f1d1d;
  --empty: #e7e5e4;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c0a09;
    --bg-elevated: #1c1917;
    --bg-subtle: #292524;
    --bg-hover: #353130;
    --fg: #fafaf9;
    --fg-muted: #d6d3d1;
    --fg-subtle: #a8a29e;
    --line: #292524;
    --line-strong: #44403c;
    --accent: #fafaf9;
    --ok-bg: #14532d;
    --ok-fg: #86efac;
    --warn-bg: #78350f;
    --warn-fg: #fcd34d;
    --down-bg: #7f1d1d;
    --down-fg: #fca5a5;
    --empty: #44403c;
  }
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01";
}

/* ============================================================
   Header / Nav
   ============================================================ */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elevated);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
}
.brand-emoji { font-size: 18px; }
.brand-name { color: var(--fg); }
.brand-name strong { font-weight: 700; }

nav {
  display: flex;
  gap: 4px;
  align-items: center;
}
nav a {
  color: var(--fg-subtle);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 120ms ease;
}
nav a:hover { color: var(--fg); background: var(--bg-hover); }

main {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}
@media (max-width: 640px) {
  main { padding: 24px 16px 48px; }
  .topbar { padding: 12px 16px; }
}

footer {
  text-align: center;
  color: var(--fg-subtle);
  padding: 32px 24px;
  border-top: 1px solid var(--line);
  margin-top: 64px;
  font-size: 12px;
}
footer code {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
}

/* ============================================================
   Public — Overall Status Banner
   ============================================================ */
.overall {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.overall::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
}
.overall-operational { background: var(--bg-elevated); }
.overall-operational::before { background: var(--ok); }
.overall-degraded { background: var(--bg-elevated); }
.overall-degraded::before { background: var(--warn); }
.overall-down { background: var(--bg-elevated); }
.overall-down::before { background: var(--down); }

.overall-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.overall-operational .overall-icon { background: var(--ok-bg); color: var(--ok-fg); }
.overall-degraded .overall-icon { background: var(--warn-bg); color: var(--warn-fg); }
.overall-down .overall-icon { background: var(--down-bg); color: var(--down-fg); }

.overall-text { flex: 1; }
.overall h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.overall-sub {
  margin-top: 2px;
  font-size: 13px;
  color: var(--fg-subtle);
}

/* ============================================================
   Components grid
   ============================================================ */
.section-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-subtle);
  margin: 32px 0 12px;
}

.components {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.component {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}
.component:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm);
}

.component-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.component-header .name {
  flex: 1;
  font-weight: 500;
  color: var(--fg);
  font-size: 14px;
}
.component-header .status {
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  letter-spacing: -0.005em;
}
.status-ok        { background: var(--ok-bg);   color: var(--ok-fg); }
.status-degraded  { background: var(--warn-bg); color: var(--warn-fg); }
.status-down      { background: var(--down-bg); color: var(--down-fg); }
.status-unknown   { background: var(--bg-subtle); color: var(--fg-subtle); }

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}
.dot-ok       { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 18%, transparent); }
.dot-degraded { background: var(--warn); box-shadow: 0 0 0 3px color-mix(in srgb, var(--warn) 18%, transparent); }
.dot-down     { background: var(--down); box-shadow: 0 0 0 3px color-mix(in srgb, var(--down) 18%, transparent); }
.dot-unknown  { background: var(--empty); }
.dot-ok::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--ok);
  opacity: 0;
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0%   { opacity: 0.6; transform: scale(1); }
  100% { opacity: 0;   transform: scale(2); }
}

/* Uptime strip — 90 dias */
.uptime-strip {
  display: flex;
  gap: 2px;
  height: 32px;
  margin: 4px 0;
}
.pixel {
  flex: 1;
  border-radius: 2px;
  background: var(--empty);
  transition: transform 80ms ease;
  cursor: pointer;
  min-width: 3px;
}
.pixel:hover { transform: scaleY(1.15); }
.pixel.px-ok       { background: var(--ok); }
.pixel.px-degraded { background: var(--warn); }
.pixel.px-down     { background: var(--down); }
.pixel.px-empty    { background: var(--empty); opacity: 0.4; }

.uptime-axis {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--fg-subtle);
  font-size: 11px;
  margin-top: 6px;
}
.uptime-axis .pct {
  font-weight: 600;
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   Incidents
   ============================================================ */
.incidents {
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  overflow: hidden;
}
.incidents-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}
.incidents ul { list-style: none; margin: 0; padding: 0; }
.incidents li {
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.incidents li:last-child { border-bottom: 0; }
.incident-title { font-weight: 500; }
.incident-meta { font-size: 12px; color: var(--fg-subtle); display: flex; gap: 8px; align-items: center; }
.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-critical { background: var(--down-bg); color: var(--down-fg); }
.badge-warning  { background: var(--warn-bg); color: var(--warn-fg); }
.badge-info     { background: var(--bg-subtle); color: var(--fg-muted); }

/* ============================================================
   Admin Dashboard
   ============================================================ */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 24px;
}
.admin-header h1 {
  margin: 0 0 4px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.admin-header .subtitle {
  color: var(--fg-subtle);
  font-size: 13px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 12px;
  margin-bottom: 32px;
}
@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
}
.card {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
}
.card h3 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.card .status-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}
.card .status-row .latency {
  margin-left: auto;
  font-size: 12px;
  color: var(--fg-subtle);
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
}
.metrics {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  background: var(--bg-subtle);
  padding: 12px;
  border-radius: var(--radius-sm);
  overflow: auto;
  max-height: 260px;
  margin: 0;
  color: var(--fg-muted);
  scrollbar-width: thin;
}
.metrics::-webkit-scrollbar { width: 6px; height: 6px; }
.metrics::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 3px; }

.empty-state {
  color: var(--fg-subtle);
  font-style: italic;
  font-size: 13px;
}

/* Admin tables */
.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-elevated);
  margin-bottom: 24px;
}
.table-wrap-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.table-wrap-header .count {
  font-size: 11px;
  color: var(--fg-subtle);
  background: var(--bg-subtle);
  padding: 2px 8px;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th, td {
  padding: 10px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--bg-hover); }
th {
  background: var(--bg-subtle);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--fg-subtle);
}
td.mono { font-family: var(--font-mono); font-size: 12px; }
td.muted { color: var(--fg-subtle); }
td.icon-cell { width: 24px; text-align: center; }
.row-ok td.icon-cell { color: var(--ok); }
.row-fail td.icon-cell { color: var(--down); }

/* ============================================================
   Toast / floating refresh indicator
   ============================================================ */
.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--fg-subtle);
  font-variant-numeric: tabular-nums;
}
.live-indicator .live-dot {
  width: 6px; height: 6px;
  background: var(--ok);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}