body {
  font-family: Arial, sans-serif;
  background: #f4f6f9;
  margin: 0;
  padding: 30px;
}

.container {
  max-width: 960px;
  margin: auto;
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0,0,0,0.05);
}

h1, h2, h3 {
  text-align: center;
}

input[type="text"] {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  margin-top: 20px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

button {
  padding: 10px 20px;
  margin: 15px 5px;
  background: #0078ff;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  background: #005fcc;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  margin-bottom: 8px;
  padding: 10px;
  border-radius: 4px;
  background: #f8f9fb;
  border-left: 4px solid #0078ff;
}

li.warning {
  border-left-color: #e74c3c;
  background: #fff3f3;
}

li.ok {
  border-left-color: #2ecc71;
  background: #f0fff5;
}

.export-buttons {
  text-align: center;
  margin-top: 20px;
}

.bar {
  height: 10px;
  background: #ccc;
  border-radius: 4px;
  margin-top: 5px;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: 4px;
}

.bar-fill.good { background: #2ecc71; }
.bar-fill.medium { background: #f1c40f; }
.bar-fill.bad { background: #e74c3c; }

#faviconPreview img {
  display: block;
  margin: 15px auto;
  height: 32px;
}