* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}
.hidden { display: none !important; }

.screen {
  min-height: 100vh;
}

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: #1e293b;
  padding: 2rem;
  border-radius: 12px;
  width: 320px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.login-box h1 { margin: 0 0 0.5rem; color: #38bdf8; }
.login-box p { color: #94a3b8; margin-bottom: 1.5rem; }

input[type="password"] {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #334155;
  border-radius: 6px;
  background: #0f172a;
  color: #fff;
  margin-bottom: 1rem;
}

button {
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  background: #38bdf8;
  color: #0f172a;
}

button.secondary { background: #475569; color: #fff; }
button.success { background: #22c55e; color: #fff; }
button.danger { background: #ef4444; color: #fff; }
button.warning { background: #f59e0b; color: #fff; }

.error { color: #ef4444; font-size: 0.9rem; }

header {
  background: #1e293b;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #334155;
}

header h1 { margin: 0; font-size: 1.25rem; color: #38bdf8; }

main {
  padding: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.card {
  background: #1e293b;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.card h2 { margin-top: 0; color: #38bdf8; }

.status {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.status.online { background: #064e3b; color: #6ee7b7; }
.status.offline { background: #450a0a; color: #fca5a5; }
.status.loading { background: #334155; }

.actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.logs {
  background: #0f172a;
  border: 1px solid #334155;
  border-radius: 8px;
  height: 300px;
  overflow-y: auto;
  padding: 0.75rem;
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  white-space: pre-wrap;
}

.logs div { margin-bottom: 2px; }

.backups {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
}
.backups li {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem;
  background: #0f172a;
  border-radius: 6px;
  margin-bottom: 0.5rem;
}