/* styles.css - Design pulito, contrastato e ottimizzato per tablet Android */
:root {
  --bg-primary: #121824;
  --bg-secondary: #1e293b;
  --accent: #4f46e5;
  --accent-hover: #6366f1;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 12px;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background-color: var(--bg-secondary);
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

header h1 {
  font-size: 1.5rem;
  color: var(--text-main);
}

.build-info {
  font-size: 0.85rem;
  color: var(--text-muted);
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.screen-minnie {
  background-color: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  min-height: 300px;
}

.screen-minnie h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.status-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  background-color: #334155;
  color: var(--text-muted);
}

.status-badge.state-listening { background-color: var(--success); color: #fff; }
.status-badge.state-speaking { background-color: var(--accent); color: #fff; }
.status-badge.state-paused { background-color: var(--warning); color: #fff; }
.status-badge.state-error { background-color: var(--danger); color: #fff; }

.visualizer-container {
  width: 100%;
  max-width: 400px;
  background-color: #0f172a;
  height: 12px;
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.rms-bar {
  height: 100%;
  width: 0%;
  background-color: var(--accent);
  transition: width 0.05s ease;
}

.output-display {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  min-height: 2rem;
}

.control-panel {
  background-color: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.panel-section h3 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: 0.5rem;
}

.btn-group {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

button {
  background-color: var(--accent);
  color: white;
  border: none;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
}

button:hover {
  background-color: var(--accent-hover);
}

button.secondary {
  background-color: #334155;
}

button.secondary:hover {
  background-color: #475569;
}

button.danger {
  background-color: var(--danger);
}

.logs-box {
  background-color: #0f172a;
  border-radius: 8px;
  padding: 1rem;
  height: 150px;
  overflow-y: auto;
  font-family: monospace;
  font-size: 0.85rem;
  color: #38bdf8;
}

footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255,255,255,0.05);
}