:root {
  /* Nessun tema scuro implementato: si dichiara solo light, altrimenti il
     browser applica lo stile nativo dark ai controlli di form (bottoni,
     input) mentre gli sfondi restano quelli chiari definiti qui sotto —
     risultato: testo invisibile (chiaro su chiaro). */
  color-scheme: light;
  --bg: #f5f5f7;
  --card-bg: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: #d2d2d7;
  --accent: #0071e3;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.view[hidden] { display: none; }

.login-form {
  max-width: 320px;
  margin: 10vh auto;
  background: var(--card-bg);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.login-form input {
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}

.login-form button {
  padding: 0.6rem;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-size: 1rem;
  cursor: pointer;
}

.error {
  color: #d70015;
  font-size: 0.9rem;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem 0;
}

header h1 { margin: 0; font-size: 1.4rem; }

.hint {
  padding: 0 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.container-list {
  list-style: none;
  margin: 1.5rem 2rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.container-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.semaphore {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  flex-shrink: 0;
}

.semaphore.stopped { background: #ff3b30; }
.semaphore.starting, .semaphore.stopping { background: #ffcc00; }
.semaphore.running { background: #34c759; }
.semaphore.not_found { background: #8e8e93; }

.card-info { flex: 1; }
.card-info .name { font-weight: 600; }
.card-info .meta { color: var(--muted); font-size: 0.85rem; }

.card-actions button {
  padding: 0.4rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
  margin-left: 0.5rem;
}

.card-actions button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#logout-btn {
  margin-left: 0.75rem;
  padding: 0.35rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
}