body {
    background: #eef3fa;
    color: #203040;
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
}
header {
    background: linear-gradient(90deg, #175682 0%, #2997d8 100%);
    color: #fff;
    padding: 16px 0 14px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 14px #b2d2e855;
}
#branding h2 {
    margin: 0;
    display: inline;
    font-weight: 700;
}
.subtitle {
    margin-left: 12px;
    color: #c6e0f5;
    font-weight: 400;
    font-size: 16px;
}
main {
    max-width: 600px;
    margin: 35px auto 0 auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 7px 30px #c2d8ee50;
    padding: 34px 36px 34px 36px;
}
h1 {
    text-align: center;
    color: #175682;
    margin-top: 0;
    margin-bottom: 26px;
}
#wizard-container {
    margin: 0 auto 18px auto;
    min-height: 200px;
}
label {
    font-weight: 500;
    margin-right: 16px;
}
select, button, input[type="button"] {
    padding: 9px 15px;
    font-size: 15px;
    margin: 8px 0 16px 0;
    border-radius: 5px;
    border: 1.5px solid #b4c5d7;
    background: #f5faff;
    color: #203040;
}
button, input[type="button"] {
    background: #2997d8;
    color: #fff;
    border: none;
    font-weight: 600;
    cursor: pointer;
    margin-right: 12px;
    box-shadow: 0 2px 7px #acd3f055;
    transition: background 0.16s;
}
button:hover, input[type="button"]:hover {
    background: #175682;
}
.step-title {
    font-size: 20px;
    color: #22609e;
    margin-bottom: 10px;
    font-weight: 700;
}
.step-desc {
    margin-bottom: 16px;
    color: #456;
}
.step-actions {
    margin-bottom: 18px;
}
.hidden {
    display: none;
}
#plan-steps {
    background: #f4fbff;
    border: 1px solid #b8dcf2;
    border-radius: 8px;
    padding: 18px 18px 10px 18px;
    margin-bottom: 12px;
    color: #18304c;
    font-size: 16px;
}
footer {
    text-align: center;
    color: #aaa;
    padding: 19px;
    font-size: 15px;
    margin-top: 48px;
    background: #f4f7fa;
}