body {
    font-family: Arial, sans-serif;
    background: #eaf1fb;
    margin: 0;
    padding: 0;
}
.container {
    max-width: 800px;
    margin: 40px auto;
    background: #fff;
    padding: 30px 40px;
    border-radius: 10px;
    box-shadow: 0 2px 16px rgba(30, 64, 175, 0.10);
    border: 1px solid #b3c6e0;
}
h2 {
    text-align: left;
    margin-bottom: 24px;
    color: #1e40af;
}
.form-row {
    display: flex;
    gap: 24px;
    margin-bottom: 18px;
}
.form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.form-group label {
    margin-bottom: 6px;
    font-weight: 500;
    color: #1e3a8a;
}
.form-group input,
.form-group select {
    padding: 10px;
    border: 1.5px solid #b3c6e0;
    border-radius: 4px;
    font-size: 1rem;
    margin-bottom: 4px;
    background: #f4f8fd;
    transition: border 0.2s;
}
.form-group input:focus,
.form-group select:focus {
    border: 1.5px solid #2563eb;
    outline: none;
    background: #e0eaff;
}
.form-group input[type="file"] {
    padding: 3px;
    background: #fff;
}
.gender-group .gender-options {
    display: flex;
    align-items: center;
    gap: 10px;
}
.error {
    color: #e11d48;
    font-size: 0.95em;
    min-height: 18px;
    margin-bottom: 2px;
}
#passwordStrength {
    font-size: 0.95em;
    margin-bottom: 2px;
    min-height: 18px;
}
.terms-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
}
.terms-row label a {
    color: #2563eb;
    text-decoration: underline;
}
button[type="submit"] {
    background: linear-gradient(90deg, #2563eb 0%, #1e40af 100%);
    color: #fff;
    border: none;
    padding: 12px 28px;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(30, 64, 175, 0.10);
}
button[type="submit"]:hover {
    background: linear-gradient(90deg, #1e40af 0%, #2563eb 100%);
    box-shadow: 0 4px 16px rgba(30, 64, 175, 0.15);
}
@media (max-width: 700px) {
    .container {
        padding: 18px 6px;
    }
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}