/* ============================================================
   MeshCentral Protocol Demo — namespaced under .mca-demo
   ============================================================ */

.mca-demo {
  --bg-primary:    #08080f;
  --bg-panel:      rgba(12, 12, 22, 0.97);
  --border-glow:   rgba(0, 255, 170, 0.18);
  --border-active: rgba(0, 255, 170, 0.45);
  --accent-green:  #00ffaa;
  --accent-cyan:   #00ccff;
  --accent-amber:  #f59e0b;
  --accent-purple: #8b5cf6;
  --accent-red:    #ff6b6b;
  --text-primary:  #e2e8f0;
  --text-muted:    #64748b;
  --font-mono:     'JetBrains Mono', 'IBM Plex Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  --font-ui:       'IBM Plex Sans', 'Inter', system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-ui);
  padding: 0;
  border-top: none;
}

/* Section header */
.mca-demo__title {
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.8vw, 17px);
  letter-spacing: 0.2em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}
.mca-demo__title .bkt { color: var(--accent-green); }

.mca-demo__intro {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 780px;
  margin-bottom: 2rem;
}

/* Grid */
.mca-demo__grid {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.mca-demo__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.mca-demo__col--agent  { flex: 38; }
.mca-demo__col--flow   { flex: 24; }
.mca-demo__col--server { flex: 38; }

/* Panel */
.mca-demo__panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-glow);
  border-radius: 4px;
  box-shadow: 0 0 20px rgba(0,255,170,0.04), inset 0 1px 0 rgba(255,255,255,0.03);
  overflow: hidden;
}

.mca-demo__panel-header {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-green);
  border-bottom: 1px solid var(--border-glow);
  padding: 8px 12px;
  background: rgba(0,255,170,0.03);
}

/* Canvas */
.mca-demo canvas {
  display: block;
  border: 1px solid var(--border-glow);
  border-radius: 2px;
  width: 100%;
  transition: border-color 0.3s;
}
.mca-demo canvas.streaming {
  border-color: var(--border-active);
  box-shadow: 0 0 8px rgba(0,255,170,0.12);
}

/* Console / log area */
.mca-demo__console {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  color: var(--text-primary);
  background: #020208;
  border: 1px solid var(--border-glow);
  border-radius: 2px;
  padding: 8px;
  height: 150px;
  overflow-y: auto;
  scroll-behavior: smooth;
  word-break: break-all;
}
.mca-demo__console::-webkit-scrollbar { width: 4px; }
.mca-demo__console::-webkit-scrollbar-track { background: transparent; }
.mca-demo__console::-webkit-scrollbar-thumb { background: rgba(0,255,170,0.2); border-radius: 2px; }

.mca-demo__log-line { margin: 0; padding: 1px 0; }
.mca-demo__log-line.out  { color: #00ffaa; }
.mca-demo__log-line.in   { color: #00ccff; }
.mca-demo__log-line.err  { color: #ff6b6b; }
.mca-demo__log-line.sys  { color: #64748b; }

/* Status badge */
.mca-demo__status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border: 1px solid var(--border-glow);
  border-radius: 2px;
  background: rgba(0,0,0,0.4);
}
.mca-demo__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.mca-demo__dot.dis  { background: var(--accent-red); }
.mca-demo__dot.conn { background: var(--accent-amber); animation: mca-pulse 1.5s ease-in-out infinite; }
.mca-demo__dot.auth { background: var(--accent-amber); animation: mca-pulse 0.8s ease-in-out infinite; }
.mca-demo__dot.rdy  { background: var(--accent-green); animation: mca-pulse 3s ease-in-out infinite; }
.mca-demo__dot.str  { background: var(--accent-green); }

@keyframes mca-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

/* Controls */
.mca-demo__controls {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px 0;
}

.mca-demo__btn {
  background: transparent;
  border: 1px solid var(--border-glow);
  color: var(--accent-green);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 6px 14px;
  cursor: pointer;
  letter-spacing: 0.05em;
  border-radius: 2px;
  transition: border-color 0.15s, box-shadow 0.15s;
  white-space: nowrap;
  min-height: 36px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.mca-demo__btn:hover, .mca-demo__btn:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 8px rgba(0,255,170,0.3);
  outline: none;
}
.mca-demo__btn:active {
  background: rgba(0,255,170,0.08);
}

/* Text injection */
.mca-demo__inject {
  display: flex;
  gap: 6px;
}
.mca-demo__inject-input {
  flex: 1;
  background: #020208;
  border: 1px solid var(--border-glow);
  color: var(--accent-green);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 10px;
  outline: none;
  border-radius: 2px;
  min-width: 0;
  min-height: 36px;
}
.mca-demo__inject-input:focus { border-color: rgba(0,255,170,0.45); }
.mca-demo__inject-input::placeholder { color: var(--text-muted); }

/* Stats row */
.mca-demo__stats {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  padding: 4px 0;
}
.mca-demo__stats span { color: var(--accent-cyan); }

/* Protocol flow SVG panel */
.mca-demo__flow-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-glow);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

#mca-flow-svg {
  flex: 1;
  width: 100%;
  min-height: 340px;
}

/* Protocol arrow animation */
.mca-arrow {
  pointer-events: none;
  transition: opacity 0.2s;
}

/* Session info */
.mca-demo__session {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  padding: 4px 0 0;
}

/* Protocol flow log (persistent event list below SVG) */
.mca-demo__flow-log {
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.55;
  color: var(--text-muted);
  background: #010106;
  border-top: 1px solid var(--border-glow);
  padding: 5px 8px;
  height: 78px;
  overflow-y: auto;
  scroll-behavior: smooth;
  flex-shrink: 0;
}
.mca-demo__flow-log p { margin: 0; padding: 1px 0; }
.mca-demo__flow-log::-webkit-scrollbar { width: 3px; }
.mca-demo__flow-log::-webkit-scrollbar-thumb { background: rgba(0,255,170,0.15); border-radius: 1px; }

/* ─── MOBILE LAYOUT ──────────────────────────────────────── */
@media (max-width: 900px) {
  /* Switch outer grid to 2-col so flow + inspector sit side-by-side */
  .mca-demo__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  /* Server spans full width (order 1) */
  .mca-demo__col--server {
    grid-column: 1 / -1;
    order: 1;
  }

  /* Flow + inspector share a row (orders 2 & 3) */
  .mca-demo__col--flow {
    grid-column: 1 / 2;
    order: 2;
  }
  .mca-demo__col--inspector {
    grid-column: 2 / 3;
    order: 3;
  }

  /* Agent spans full width (order 4) */
  .mca-demo__col--agent {
    grid-column: 1 / -1;
    order: 4;
  }

  .mca-demo__console { height: 110px; font-size: 10.5px; }
  #mca-flow-svg { min-height: 160px; }

  .mca-demo__btn {
    font-size: 12px;
    padding: 8px 16px;
    min-height: 40px;
    flex: 1;
    text-align: center;
  }

  .mca-demo__inject-input {
    font-size: 14px;
    padding: 8px 12px;
    min-height: 40px;
  }
}

@media (max-width: 480px) {
  .mca-demo__console { height: 90px; font-size: 10px; }
  #mca-flow-svg { min-height: 130px; }

  .mca-demo__controls { gap: 8px; }
  .mca-demo__btn { font-size: 11px; padding: 9px 10px; }

  /* On very small screens stack flow + inspector back to full width */
  .mca-demo__grid {
    grid-template-columns: 1fr;
  }
  .mca-demo__col--flow,
  .mca-demo__col--inspector {
    grid-column: 1 / -1;
  }
}