/* ============ PurgeQ — shared design system ============ */

:root {
  --bg-base: #0a0a0b;
  --bg-raised: #131316;
  --bg-elevated: #1a1a1d;
  --bg-input: #0e0e10;

  --border: #25252a;
  --border-strong: #36363d;
  --border-faint: #1c1c20;

  --text-primary: #f5f5f7;
  --text-secondary: #a3a3a8;
  --text-muted: #6b6b72;
  --text-dim: #4a4a50;

  --orange: #ff5500;
  --orange-light: #ff7a46;
  --orange-dark: #cc3a00;
  --orange-glow: rgba(255, 85, 0, 0.35);
  --orange-soft: rgba(255, 85, 0, 0.08);
  --orange-edge: rgba(255, 85, 0, 0.22);

  --danger: #ef4444;
  --danger-dark: #b91c1c;
  --danger-soft: rgba(239, 68, 68, 0.08);
  --danger-edge: rgba(239, 68, 68, 0.30);
  --danger-glow: rgba(239, 68, 68, 0.20);

  --good: #22c55e;
  --good-soft: rgba(34, 197, 94, 0.10);
  --good-edge: rgba(34, 197, 94, 0.35);

  --warn: #fbbf24;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'Space Grotesk', system-ui, sans-serif;

  --radius-sm: 3px;
  --radius: 4px;
  --radius-lg: 6px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-feature-settings: 'ss01' on, 'ss02' on;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }

/* ---- Mono label utility ---- */
.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.mono.dim { color: var(--text-dim); }
.mono.accent { color: var(--orange); }
.mono.danger { color: var(--danger); }

/* ---- Tactical grid background ---- */
.grid-bg {
  background-image:
    linear-gradient(to right, var(--border-faint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border-faint) 1px, transparent 1px);
  background-size: 56px 56px;
}
.grid-bg-fine {
  background-image:
    linear-gradient(to right, var(--border-faint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border-faint) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.08s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--orange);
  color: #1a0d00;
  box-shadow: 0 0 0 1px var(--orange), 0 8px 24px -8px var(--orange-glow);
}
.btn-primary:hover { background: var(--orange-light); }

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}
.btn-ghost:hover { border-color: var(--orange); color: var(--orange-light); }

.btn-mono {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 10px 16px;
}

/* ---- Tactical chip ---- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text-secondary);
  background: var(--bg-raised);
}
.chip-accent { color: var(--orange); border-color: var(--orange-edge); background: var(--orange-soft); }
.chip-danger { color: var(--danger); border-color: var(--danger-edge); background: var(--danger-soft); }
.chip-good { color: var(--good); border-color: var(--good-edge); background: var(--good-soft); }
.chip-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  display: inline-block;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.chip-dot.live::before { animation: pulse-dot 1.4s infinite; }

/* ---- Brand mark ---- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand-shield {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}
.brand-name .accent { color: var(--orange); }

/* PQ monogram variant */
.brand-monogram {
  width: 32px;
  height: 32px;
  background: var(--orange);
  color: #1a0d00;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: -0.03em;
  border-radius: 3px;
  flex-shrink: 0;
}

/* Logo style modes (applied by Tweaks) */
.logo-mode-wordmark .brand-shield,
.logo-mode-wordmark .brand-monogram { display: none; }

.logo-mode-shield .brand-monogram { display: none; }

.logo-mode-monogram .brand-shield { display: none; }