:root {
  --bg: #070d17;
  --surface: #101a2c;
  --surface-2: #16233b;
  --border: #22334f;
  --text: #e9eef8;
  --muted: #8fa1bd;
  --blue: #4da3ff;
  --blue-deep: #0b66c3;
  --gold: #f2b63c;
  --green: #22c55e;
  --amber: #f5a524;
  --red: #ef4444;
  --radius: 16px;
  --shadow: 0 12px 32px rgba(2, 8, 20, 0.45);
}

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

html { color-scheme: dark; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(1100px 520px at 85% -10%, rgba(77, 163, 255, 0.16), transparent 60%),
    radial-gradient(900px 420px at -10% 0%, rgba(242, 182, 60, 0.08), transparent 55%),
    var(--bg);
  color: var(--text);
}

/* ---------- Top bar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding: 14px 28px;
  background: rgba(7, 13, 23, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: 14px; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-deep), #0a4d8f);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
  font-size: 24px;
  font-weight: 800;
  color: #fff;
}

.brand-text h1 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-text p {
  margin: 2px 0 0;
  font-size: 12.5px;
  color: var(--muted);
}

.topbar-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px rgba(34, 197, 94, 0.8);
  animation: pulse 2s ease-in-out infinite;
}

.live-badge.error .live-dot { background: var(--red); box-shadow: 0 0 10px rgba(239, 68, 68, 0.8); animation: none; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.last-updated {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.button {
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: var(--blue-deep);
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease, border-color 0.2s ease;
}

.button:hover { background: #0d78d8; }
.button:active { transform: translateY(1px); }
.button:disabled { opacity: 0.55; cursor: wait; }

.button.ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.button.ghost:hover { border-color: var(--blue); color: var(--blue); background: rgba(77, 163, 255, 0.08); }
.button.ghost[aria-expanded="true"] { border-color: var(--blue); color: var(--blue); }
.button.small { padding: 6px 12px; font-size: 12.5px; }

/* ---------- Layout ---------- */

.summary, .controls, .grid, .raw-section, .empty-state {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

/* ---------- Summary ---------- */

.summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.stat-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  box-shadow: var(--shadow);
}

.stat-value {
  font-size: 30px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.stat-label { font-size: 13px; color: var(--muted); }

.ring-card {
  flex-direction: row;
  align-items: center;
  gap: 16px;
}

.ring { width: 64px; height: 64px; flex: none; transform: rotate(-90deg); }
.ring-track { fill: none; stroke: #1c2a44; stroke-width: 8; }
.ring-value {
  fill: none;
  stroke: var(--green);
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s ease, stroke 0.4s ease;
}

.ring-text { display: flex; flex-direction: column; gap: 4px; }

/* ---------- Controls ---------- */

.controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.search, .select {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search { flex: 1 1 260px; }
.search:focus, .select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(77, 163, 255, 0.18); }
.search::placeholder { color: #5f7291; }

.sort-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; }

.chip {
  padding: 7px 13px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chip:hover { border-color: var(--blue); color: var(--text); }
.chip.active { background: rgba(77, 163, 255, 0.14); border-color: var(--blue); color: var(--blue); }

/* ---------- Grid & cards ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 18px;
  margin-top: 22px;
  padding-bottom: 30px;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover { transform: translateY(-2px); border-color: #2d4265; }

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.card-title { margin: 0; font-size: 17.5px; font-weight: 700; letter-spacing: 0.2px; }
.card-sub { margin: 4px 0 0; font-size: 12.5px; color: var(--muted); }

.status-pill {
  flex: none;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.status-pill.green { background: rgba(34, 197, 94, 0.14); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.35); }
.status-pill.amber { background: rgba(245, 165, 36, 0.14); color: #fbbf24; border: 1px solid rgba(245, 165, 36, 0.35); }
.status-pill.red { background: rgba(239, 68, 68, 0.14); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.35); }

.card-total { display: flex; flex-direction: column; gap: 8px; }
.card-total-text { margin: 0; font-size: 13px; color: var(--muted); }
.card-total-text strong { color: var(--text); font-variant-numeric: tabular-nums; }

.types {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--border);
}

.type-row {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  align-items: center;
  gap: 12px;
}

.type-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 52px;
  padding: 4px 8px;
  border-radius: 8px;
  background: rgba(77, 163, 255, 0.1);
  border: 1px solid rgba(77, 163, 255, 0.28);
  color: #9ecbff;
  font-size: 11.5px;
  font-weight: 700;
  white-space: nowrap;
}

.type-count {
  font-size: 12.5px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.type-count strong { color: var(--text); }

.bar {
  height: 8px;
  border-radius: 999px;
  background: #1c2a44;
  overflow: hidden;
}

.bar.big { height: 10px; }

.bar-fill {
  height: 100%;
  border-radius: inherit;
  transition: width 0.6s ease;
}

.bar-fill.green { background: linear-gradient(90deg, #15803d, #22c55e); }
.bar-fill.amber { background: linear-gradient(90deg, #b45309, #f5a524); }
.bar-fill.red { background: linear-gradient(90deg, #b91c1c, #ef4444); }

/* ---------- Empty & error states ---------- */

.empty-state {
  margin-top: 10px;
  margin-bottom: 40px;
  padding: 36px 20px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  text-align: center;
  color: var(--muted);
}

.error-banner {
  width: min(1200px, calc(100% - 48px));
  margin: 18px auto 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  padding: 13px 16px;
  border: 1px solid rgba(239, 68, 68, 0.45);
  border-radius: 12px;
  background: rgba(239, 68, 68, 0.1);
  color: #fecaca;
  font-size: 14px;
}

.error-banner strong { color: #fca5a5; }
.error-banner .button { margin-left: auto; }

/* ---------- Raw JSON ---------- */

.raw-section { padding: 26px 0 10px; }

.raw-section h2 { margin: 0 0 4px; font-size: 19px; }
.raw-hint { margin: 0 0 14px; font-size: 13px; color: var(--muted); }

.raw-json {
  margin: 0;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #0a1322;
  overflow: auto;
  max-height: 480px;
  font-size: 12.5px;
  line-height: 1.65;
  tab-size: 2;
}

.json-key { color: #7dd3fc; }
.json-string { color: #a5e887; }
.json-number { color: #f2b63c; }
.json-boolean { color: #c084fc; }
.json-null { color: #94a3b8; }

/* ---------- Skeletons ---------- */

.skeleton-card {
  height: 220px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(100deg, var(--surface) 40%, var(--surface-2) 50%, var(--surface) 60%);
  background-size: 400px 100%;
  animation: shimmer 1.4s ease-in-out infinite;
}

@keyframes shimmer {
  from { background-position: -400px 0; }
  to { background-position: 400px 0; }
}

/* ---------- Footer ---------- */

.footer {
  padding: 18px 28px 26px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 12.5px;
  color: var(--muted);
}

.footer p { margin: 0; }

/* ---------- Responsive ---------- */

@media (max-width: 720px) {
  .topbar { padding: 12px 16px; }
  .summary, .controls, .grid, .raw-section, .empty-state, .error-banner { width: calc(100% - 32px); }
  .grid { grid-template-columns: 1fr; }
  .last-updated { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}