*{box-sizing:border-box}body{font-family:Arial,sans-serif;background:#f4f7f6;margin:0;color:#17252a}.container{max-width:980px;margin:0 auto;padding:24px}.top{text-align:center;margin:25px 0}.logo{width:70px;height:70px;background:#008060;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:28px;margin-bottom:8px}h1{margin:0;font-size:34px;color:#123}p.sub{color:#667;margin-top:8px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:24px;margin-bottom:18px;box-shadow:0 8px 20px rgba(0,0,0,.04)}.section-title{font-size:20px;color:#007a5a;font-weight:700;margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}label{display:block;font-weight:700;margin-bottom:6px;font-size:14px}input,select,textarea{width:100%;padding:13px;border:1px solid #cfd8dc;border-radius:10px;font-size:15px;background:#fff}textarea{min-height:105px;resize:vertical}.addon-wrap{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.addon{border:1px solid #dce5e2;border-radius:12px;padding:14px;background:#fbfdfc}.addon input{width:auto}.addon strong{display:block;margin-top:8px}.muted{font-size:13px;color:#667}.summary{background:#ecfdf5;border:1px solid #9debd7;border-radius:14px;padding:18px;display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:18px 0}.summary strong{display:block;color:#007a5a;margin-top:4px}.btn{display:inline-block;width:100%;border:0;border-radius:12px;background:#008060;color:#fff;padding:16px;font-size:17px;font-weight:700;cursor:pointer;text-align:center;text-decoration:none}.btn:hover{background:#006c51}.btn-small{width:auto;padding:9px 13px;font-size:13px;border-radius:8px}.qr-box{text-align:center;background:#f9fffd;border:1px dashed #80d5c1;border-radius:14px;padding:18px}.qr-box img{max-width:220px;width:100%;border-radius:10px}.alert{padding:14px;border-radius:10px;margin-bottom:16px}.alert-danger{background:#fee2e2;color:#991b1b}.alert-success{background:#dcfce7;color:#166534}.admin-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:#123;color:#fff;padding:24px}.sidebar a{display:block;color:#d9f7ef;text-decoration:none;padding:10px 0}.main{flex:1;padding:24px}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}.table th,.table td{padding:12px;border-bottom:1px solid #e5e7eb;text-align:left;font-size:14px}.badge{padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}.badge-warning{background:#fef3c7;color:#92400e}.badge-info{background:#dbeafe;color:#1e40af}.badge-primary{background:#e0e7ff;color:#3730a3}.badge-success{background:#dcfce7;color:#166534}.badge-danger{background:#fee2e2;color:#991b1b}.badge-dark{background:#334155;color:#fff}.badge-secondary{background:#e5e7eb;color:#374151}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{background:#fff;border-radius:14px;padding:18px;border:1px solid #e5e7eb}.stat b{font-size:28px;color:#007a5a}@media(max-width:760px){.grid,.grid2,.addon-wrap,.summary,.stats{grid-template-columns:1fr}.sidebar{display:none}.container{padding:14px}h1{font-size:26px}}
/* Admin mobile menu + product/addon management patch */
.admin-topbar{display:none;background:#123;color:#fff;padding:12px 16px;align-items:center;gap:12px;position:sticky;top:0;z-index:1000}.admin-topbar a{margin-left:auto;color:#d9f7ef;text-decoration:none}.menu-toggle{background:#008060;color:#fff;border:0;border-radius:8px;padding:8px 12px;font-size:20px;line-height:1;cursor:pointer}.sidebar a.active{font-weight:700;color:#fff;background:rgba(255,255,255,.08);border-radius:8px;padding-left:10px}.grid-full{grid-column:1/-1}.btn-danger{background:#dc2626}.btn-danger:hover{background:#b91c1c}.manage-card{position:relative}.delete-form{position:absolute;right:24px;bottom:24px}.table-wrap{overflow-x:auto}.right{text-align:right}.actions{white-space:nowrap}

@media(max-width:760px){
  .admin-topbar{display:flex}
  .admin-layout{display:block;min-height:auto}
  .sidebar{display:none;position:fixed;left:0;right:0;top:52px;width:auto;background:#123;color:#fff;padding:16px 20px;z-index:999;box-shadow:0 10px 25px rgba(0,0,0,.25)}
  .sidebar.show{display:block}
  .sidebar h2{display:none}
  .sidebar a{padding:12px 8px;border-bottom:1px solid rgba(255,255,255,.08)}
  .main{padding:16px}
  .card{padding:18px}
  .delete-form{position:static;margin-top:12px}
  .btn-small{width:100%;padding:12px 14px}
}