body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 0;
    padding: 0;
}

/* ✅ Navigation */
nav ul {
    list-style: none;
    display: flex;
    gap: 15px;
    padding: 10px 20px;
    margin: 0;
    background: #222;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

/* ✅ Card styles */
.card {
    background: #fff;
    padding: 20px;
    margin: 20px auto;
    max-width: 600px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.card input,
.card select,
.card button {
    width: 100%;
    padding: 8px;
    margin: 5px 0;
    border-radius: 4px;
    border: 1px solid #ccc;
}

/* ✅ Password toggle */
.password-field {
    position: relative;
}
.password-field .toggle-pass {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}

/* ✅ Messages */
.error {
    color: red;
    margin: 5px 0;
}
.success {
    color: green;
    margin: 5px 0;
}
/* make chart datalabels a bit clearer on small canvases */
.chartjs-size-monitor, canvas { max-width:100%; }
#aiPreview {
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #fafafa;
  padding: 10px;
  margin-top: 10px;
}
#aiPreview h3 { margin-top: 0; color: #333; }