:root {
  color-scheme: dark;
  --bg: #0e1116;
  --panel: #161b22;
  --border: #30363d;
  --fg: #e6edf3;
  --muted: #8b949e;
  --accent: #ff7a45; /* swarm-ish amber */
  --green: #3fb950;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}

/* ---------------- landing ---------------- */
.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 5rem) 1.25rem;
}

h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); line-height: 1.1; margin: 0 0 0.75rem; }
.accent { color: var(--accent); }
.lede { color: var(--muted); margin: 0 0 2rem; }
.lede a { color: var(--accent); }

.open { display: flex; gap: 0.5rem; }
.open input {
  flex: 1; min-width: 0;
  padding: 0.75rem 0.9rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg);
  font: inherit;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.95rem;
}
.open input:focus { outline: none; border-color: var(--accent); }
.open button {
  padding: 0 1.4rem;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  color: #1a1100;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.open button:hover { filter: brightness(1.08); }

.err { color: #f85149; margin: 0.75rem 0 0; }

.panel {
  margin-top: 2rem;
  padding: 1.25rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.row { display: flex; align-items: center; gap: 0.55rem; }
.dot { width: 0.6rem; height: 0.6rem; border-radius: 50%; background: var(--muted); display: inline-block; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }

.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; margin: 1.1rem 0 0.5rem; }
.stats dt { color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.stats dd { margin: 0.2rem 0 0; font-size: 1.4rem; font-variant-numeric: tabular-nums; }

.adv { margin-top: 1rem; border-top: 1px solid var(--border); padding-top: 0.75rem; }
.adv summary { cursor: pointer; color: var(--fg); }
.adv code { color: var(--green); }
.discover { display: flex; gap: 0.5rem; margin-top: 0.6rem; }
.discover input {
  flex: 1; min-width: 0; padding: 0.5rem 0.7rem;
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  color: var(--fg); font-family: ui-monospace, monospace; font-size: 0.85rem;
}
.discover button {
  padding: 0 1rem; background: transparent; color: var(--fg);
  border: 1px solid var(--border); border-radius: 8px; cursor: pointer;
}
.discover button:hover:not(:disabled) { border-color: var(--accent); }
.discover button:disabled { opacity: 0.6; cursor: default; }

.foot { margin-top: 2rem; }
.foot code { color: var(--green); }

/* ---------------- content shell ---------------- */
body.gw-shell, #gw-root { height: 100vh; width: 100vw; overflow: hidden; }
.gw-content {
  position: fixed; inset: 0;
  width: 100vw; height: 100vh;
  border: 0; margin: 0;
  background: #fff;
}
.gw-pill {
  position: fixed; right: 12px; bottom: 12px; z-index: 2147483647;
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.45rem 0.7rem;
  background: rgba(22, 27, 34, 0.92);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--fg);
  font: 12px/1 system-ui, sans-serif;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: opacity 0.4s, transform 0.3s;
}
.gw-pill .gw-dot { width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--muted); }
.gw-pill.gw-min { opacity: 0.35; }
.gw-pill.gw-min:hover { opacity: 1; }
.gw-pill.gw-hidden { transform: translateY(150%); }

/* ---------------- loading overlay ---------------- */
.gw-loading {
  position: fixed; inset: 0; z-index: 2147483647;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg);
  color: var(--fg);
  text-align: center;
  transition: opacity 0.45s ease;
}
.gw-loading.gw-hide { opacity: 0; pointer-events: none; }
.gw-spinner {
  width: 2.6rem; height: 2.6rem;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: gw-spin 0.8s linear infinite;
}
@keyframes gw-spin { to { transform: rotate(360deg); } }
.gw-loading-text { font-size: 1rem; font-weight: 600; }
.gw-loading-sub {
  font-size: 0.85rem; color: var(--muted);
  min-height: 1.2em;
  font-variant-numeric: tabular-nums;
  max-width: 32rem; word-break: break-word;
}
.gw-loading.gw-error .gw-spinner {
  animation: none;
  border-color: #f85149; border-top-color: #f85149;
}
.gw-loading.gw-error .gw-loading-text { color: #f85149; }
@media (prefers-reduced-motion: reduce) {
  .gw-spinner { animation: gw-pulse 1.4s ease-in-out infinite; }
  @keyframes gw-pulse { 50% { opacity: 0.3; } }
}