*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:#f4f7fb;color:#172033}
.layout{display:flex;min-height:100vh}
.sidebar{width:270px;background:#0b3b63;color:#fff;padding:24px;position:fixed;left:0;top:0;bottom:0;box-shadow:6px 0 24px rgba(15,59,99,.12);z-index:10}
.brand{display:flex;gap:12px;align-items:center;margin-bottom:24px}
.brand-mark{width:44px;height:44px;border-radius:14px;background:#fff;color:#0b3b63;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:24px}
.brand h2{margin:0;font-size:24px}.brand span{font-size:13px;color:#cfe8ff}
.user-box{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);padding:14px;border-radius:16px;margin-bottom:20px}
.user-box strong,.user-box small{display:block}.user-box small{margin-top:5px;color:#cfe8ff}
.menu{display:flex;flex-direction:column;gap:8px}.menu a{color:#fff;text-decoration:none;padding:13px 14px;border-radius:13px;font-weight:700}
.menu a:hover{background:rgba(255,255,255,.14)}.menu .logout{margin-top:12px;background:rgba(239,68,68,.18)}
.content{margin-left:270px;width:calc(100% - 270px);padding:30px}
h1{margin:0 0 20px;color:#0b3b63;font-size:32px}h2{color:#0b3b63;margin-top:0}
.panel{background:#fff;border-radius:22px;padding:26px;box-shadow:0 10px 28px rgba(15,59,99,.08);border:1px solid #e8eef5;margin-bottom:22px;overflow:auto}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;flex-wrap:wrap}
.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:end}
.form-grid.two{grid-template-columns:repeat(2,1fr)}
.field{display:flex;flex-direction:column;gap:8px}
label{font-weight:800;font-size:14px;color:#172033}
input,select,textarea{width:100%;padding:13px 14px;border:1px solid #d0d7e2;border-radius:13px;background:#fff;font-size:14px;min-height:46px}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(15,117,188,.16);border-color:#0f75bc}
textarea{min-height:110px}.wide{grid-column:1/-1}
button,.btn{border:0;background:#0f75bc;color:#fff;padding:13px 18px;border-radius:13px;font-weight:900;cursor:pointer;text-decoration:none;display:inline-block;text-align:center}
button:hover,.btn:hover{background:#0b5f9b}
.full-button{width:100%;max-width:420px}
.success{background:#dcfce7;color:#166534;padding:13px;border-radius:13px;margin-bottom:15px}.alert{background:#fee2e2;color:#991b1b;padding:13px;border-radius:13px;margin-bottom:15px}
.search-input{width:360px;max-width:100%}
table{width:100%;border-collapse:collapse;min-width:980px}th,td{text-align:left;padding:14px;border-bottom:1px solid #edf2f7;font-size:14px;vertical-align:middle}
th{background:#f8fafc;color:#344054;font-weight:800}
.product-thumb{width:64px;height:64px;object-fit:cover;border-radius:14px;border:1px solid #d0d7e2;background:#fff}
.delete-btn{background:#dc2626;color:#fff;border:0;padding:10px 14px;border-radius:11px;font-weight:800;cursor:pointer}.delete-btn:hover{background:#b91c1c}
.secondary-btn{background:#0b3b63;color:#fff;text-decoration:none;padding:12px 16px;border-radius:13px;font-weight:800;display:inline-block}.secondary-btn:hover{background:#092f50}
.barcode-box{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}
.scan-btn{background:#0b3b63;color:#fff;border:0;padding:13px 15px;border-radius:13px;font-weight:800;cursor:pointer;white-space:nowrap}
.scanner-video{display:none;width:100%;max-width:420px;border-radius:16px;margin-top:12px;border:2px solid #d0d7e2}
.lookup-message{display:block;margin-top:8px;font-weight:800}.success-text{color:#166534}.error-text{color:#991b1b}
.help-text{font-size:12px;color:#667085;margin-top:6px;line-height:1.5}
.mini-note{font-size:12px;color:#667085;margin-top:6px}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;font-weight:800;font-size:12px}
.badge-paid{background:#dcfce7;color:#166534}.badge-unpaid{background:#fee2e2;color:#991b1b}.badge-expired{background:#fee2e2;color:#991b1b}.badge-active{background:#e0f2fe;color:#075985}
.print-btn{display:inline-block;background:#0f75bc;color:#fff;text-decoration:none;padding:9px 13px;border-radius:10px;font-weight:800}
.cards{display:grid;grid-template-columns:repeat(4,minmax(160px,1fr));gap:16px;margin-bottom:22px}
.card{background:#fff;border-radius:20px;padding:22px;box-shadow:0 10px 28px rgba(15,59,99,.08);border:1px solid #e8eef5}
.card span{display:block;color:#667085;font-size:14px;margin-bottom:10px}.card strong{font-size:34px;color:#0f75bc}.card.danger strong{color:#dc2626}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:1100px){.form-grid,.form-grid.two{grid-template-columns:1fr 1fr}}
@media(max-width:900px){.sidebar{position:relative;width:100%;height:auto}.layout{display:block}.content{margin-left:0;width:100%;padding:18px}.form-grid,.form-grid.two,.grid,.cards{grid-template-columns:1fr}table{min-width:900px}.barcode-box{grid-template-columns:1fr}.search-input{width:100%}}

.print-card{max-width:820px;margin:30px auto;background:#fff;border:1px solid #d0d7e2;border-radius:18px;padding:28px;font-family:Arial,Helvetica,sans-serif}
.print-card h1{font-size:28px;margin-bottom:6px}.print-card .muted{color:#667085;margin-bottom:22px}
.print-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.print-item{border:1px solid #e5e7eb;border-radius:12px;padding:12px}.print-item strong{display:block;color:#0b3b63;margin-bottom:5px}
.print-actions{text-align:center;margin:20px}
@media print{body{background:#fff}.sidebar,.print-actions{display:none!important}.content{margin:0!important;width:100%!important;padding:0!important}.print-card{box-shadow:none;border:1px solid #111;margin:0 auto}}