:root {
  --bg: #0c0f12;
  --bg-elev: #141a1f;
  --bg-soft: #1a2229;
  --line: rgba(232, 236, 240, 0.08);
  --text: #e8ecef;
  --muted: #8b97a3;
  --accent: #c8f542;
  --accent-dim: rgba(200, 245, 66, 0.14);
  --warn: #f0b429;
  --danger: #ff6b6b;
  --ok: #5dde8a;
  --font-display: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --radius: 14px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(200, 245, 66, 0.08), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(90, 140, 180, 0.12), transparent 50%),
    linear-gradient(180deg, #0e1318 0%, var(--bg) 40%, #090b0e 100%);
  color: var(--text);
  font-family: var(--font-display);
  min-height: 100%;
}

body {
  padding: 1.25rem clamp(1rem, 3vw, 2rem) 3rem;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.brand {
  display: grid;
  gap: 0.2rem;
}

.brand-mark {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

.brand h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.brand p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

button, .btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--text);
  border-radius: 999px;
  padding: 0.65rem 1.1rem;
  font: inherit;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

button.primary {
  background: var(--accent);
  color: #111;
  border-color: transparent;
  font-weight: 650;
}

button:hover { border-color: rgba(232, 236, 240, 0.22); }
button.primary:hover { filter: brightness(1.05); }
button:active { transform: translateY(1px); }
button:disabled { opacity: 0.55; cursor: wait; }

label.auto {
  display: inline-flex;
  gap: 0.45rem;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
}

label.auto select, label.auto input[type="checkbox"] {
  accent-color: var(--accent);
}

label.auto select {
  background: transparent;
  color: var(--text);
  border: none;
  font: inherit;
}

.status-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

.status-line strong { color: var(--text); font-weight: 600; }
.status-line .ok { color: var(--ok); }
.status-line .err { color: var(--danger); }

.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0.9rem;
  margin-bottom: 1.25rem;
}

.metric {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent 40%), var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.05rem 1.15rem 1.15rem;
  box-shadow: var(--shadow);
  grid-column: span 3;
  min-height: 118px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.metric.wide { grid-column: span 6; }

.metric .label {
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.metric .value {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.metric .value small {
  font-size: 0.45em;
  font-weight: 600;
  color: var(--muted);
  margin-left: 0.2rem;
}

.metric .sub {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  width: fit-content;
}

.badge.warn { background: rgba(240, 180, 41, 0.15); color: var(--warn); }
.badge.danger { background: rgba(255, 107, 107, 0.15); color: var(--danger); }
.badge.muted { background: rgba(139, 151, 163, 0.15); color: var(--muted); }

.section {
  margin-top: 1.75rem;
}

.section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.detail {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1rem;
}

.detail dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.detail dd {
  margin: 0.25rem 0 0;
  font-size: 1.05rem;
  font-weight: 600;
  word-break: break-word;
}

.domains {
  display: grid;
  gap: 0.55rem;
}

details.domain {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

details.domain > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.85rem 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  justify-content: space-between;
}

details.domain > summary::-webkit-details-marker { display: none; }

details.domain[open] > summary {
  border-bottom: 1px solid var(--line);
}

.domain-title {
  font-weight: 600;
}

.domain-meta {
  color: var(--muted);
  font-size: 0.82rem;
  font-family: var(--font-mono);
}

pre.raw {
  margin: 0;
  padding: 1rem;
  overflow: auto;
  max-height: 420px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.45;
  background: #0a0d10;
  color: #d7dee5;
}

.error-box {
  background: rgba(255, 107, 107, 0.08);
  border: 1px solid rgba(255, 107, 107, 0.35);
  color: #ffc9c9;
  border-radius: 12px;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.skeleton .value { color: transparent; background: linear-gradient(90deg, #222, #333, #222); background-size: 200% 100%; animation: shimmer 1.2s infinite; border-radius: 6px; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.footer {
  margin-top: 2.5rem;
  color: var(--muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

@media (max-width: 960px) {
  .metric, .metric.wide { grid-column: span 6; }
}

@media (max-width: 560px) {
  .metric, .metric.wide { grid-column: span 12; }
  body { padding-top: 1rem; }
}