/* Shared design tokens + base styles for all tools */
:root {
  --bg: #0b0f14;
  --bg-2: #111821;
  --panel: #151e29;
  --panel-2: #1b2633;
  --line: #263445;
  --text: #e6edf3;
  --muted: #8b9bb0;
  --accent: #5eead4;
  --accent-2: #a78bfa;
  --high: #f87171;
  --med: #fbbf24;
  --low: #60a5fa;
  --ok: #4ade80;
  --radius: 14px;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--sans);
  background: radial-gradient(1200px 600px at 10% -10%, #13202d 0%, transparent 60%), var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}
a { color: var(--accent); }
button, select, input { font: inherit; color: inherit; }

.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 20px; border-bottom: 1px solid var(--line);
  background: rgba(11, 15, 20, .8); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 10;
}
.topbar .home { text-decoration: none; color: var(--muted); font-size: 14px; }
.topbar .home:hover { color: var(--text); }
.topbar h1 { font-size: 17px; margin: 0; font-weight: 650; letter-spacing: .2px; }
.topbar .spacer { flex: 1; }
.pill {
  font-size: 12px; padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted); white-space: nowrap;
}

.btn {
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--panel-2); cursor: pointer; font-size: 14px; transition: .15s;
  text-decoration: none; color: var(--text);
}
.btn:hover { border-color: #3a4d63; background: #213044; }
.btn.primary { background: var(--accent); color: #062a26; border-color: transparent; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.small { padding: 5px 10px; font-size: 13px; }
.btn.active { border-color: var(--accent); color: var(--accent); }

.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
}
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.hidden { display: none !important; }

.toast-wrap { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); z-index: 50; display: grid; gap: 8px; }
.toast {
  background: #0f1720; border: 1px solid var(--line); padding: 10px 16px; border-radius: 10px;
  font-size: 14px; box-shadow: 0 10px 30px rgba(0,0,0,.4); animation: toast-in .25s ease-out;
}
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }