body {
    background:#fafafa;
    font-family:'Segoe UI','Calibri',Arial,sans-serif;
    margin:0;
    padding:40px;
}

h1 {
    font-size:26px;
    font-weight:600;
    color:#1C0085;
    margin-bottom:8px;
}

.sub {
    font-size:15px;
    color:#5A5A5A;
    margin-bottom:30px;
}

.container {
    display:flex;
    gap:30px;
    align-items:flex-start;
    width:100%;
    flex-wrap:wrap;
}

.card {
    max-width:280px;
    background:white;
    padding:25px 30px;
    border-radius:10px;
    box-shadow:0 2px 8px rgba(0,0,0,0.04);
}

label {
    display:block;
    margin-top:12px;
    font-weight:600;
    color:#1C0085;
    font-size:14px;
}

input {
    width:100%;
    padding:10px 12px;
    font-size:14px;
    border:1px solid #d3d3d3;
    border-radius:6px;
    margin-top:4px;
    box-sizing:border-box;
}

button {
    width:100%;
    background:#1C0085;
    color:white;
    padding:12px;
    font-size:15px;
    border:none;
    border-radius:6px;
    margin-top:20px;
    cursor:pointer;
    font-weight:600;
}

.preview {
    flex:2;
    display:flex;
    flex-direction:column;
    gap:20px;
}

.sig-box {
    background:white;
    padding:20px;
    padding-bottom:50px;
    border-radius:8px;
    border:1px solid #E6E0F6;
    position:relative;
}

.sig-label {
    font-size:13px;
    font-weight:600;
    color:#1C0085;
    margin-bottom:15px;
    text-transform:uppercase;
}

.copy-btn {
    width:100%;
    background:#1C0085;
    color:white;
    padding:10px 0;
    font-size:12px;
    border:none;
    border-radius:0 0 7px 7px;
    cursor:pointer;
    position:absolute;
    bottom:0;
    left:0;
}

.sig-toast {
    position:absolute;
    bottom:45px;
    left:50%;
    transform:translateX(-50%);
    background:white;
    color:#1C0085;
    font-size:12px;
    font-weight:600;
    padding:6px 12px;
    border-radius:6px;
    opacity:0;
    pointer-events:none;
    border:1px solid #E6E0F6;
}

.sig-toast.show {
    opacity:1;
    transform:translate(-50%, -4px);
}