*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',sans-serif;}
body{background:#f5f7fb;padding:20px;}
.container{max-width:900px;margin:auto;background:white;border-radius:20px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.08);}
.header{background:linear-gradient(135deg,#6C3BFF,#8F5DFF);padding:30px;text-align:center;color:white;}
.logo{width:180px;margin-bottom:15px;}
.content{padding:30px;}
.quote-table{width:100%;border-collapse:collapse;margin-top:20px;}
.quote-table th,.quote-table td{padding:15px;border-bottom:1px solid #ddd;}
.total-row{font-weight:bold;background:#fafafa;}
.qr-section{text-align:center;margin-top:40px;}
.qr{width:250px;max-width:100%;}
input{width:100%;padding:14px;border:1px solid #ddd;border-radius:10px;margin-top:15px;}
.btn,.admin-btn{background:#6C3BFF;color:#fff;padding:14px;border:none;border-radius:10px;text-decoration:none;display:inline-block;margin-top:20px;}