*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#212529;background:#f8f9fa;line-height:1.5}
a{color:#1c7ed6;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid #dee2e6;padding:14px 0}
.site-header .container{display:flex;justify-content:space-between;align-items:center}
.brand{font-size:1.4rem;font-weight:700;color:#212529}
.site-footer{margin-top:48px;padding:24px 0;color:#868e96;text-align:center;border-top:1px solid #dee2e6}
main{padding-top:24px;min-height:70vh}
h1{margin:0 0 20px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.card{background:#fff;border:1px solid #dee2e6;border-radius:10px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .15s}
.card:hover{box-shadow:0 4px 14px rgba(0,0,0,.08)}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;background:#e9ecef}
.card-body{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-title{font-weight:600;color:#212529}
.price{font-size:1.15rem;font-weight:700;color:#2b8a3e}
.badge{display:inline-block;padding:2px 10px;border-radius:99px;font-size:.8rem;font-weight:600}
.badge.in{background:#d3f9d8;color:#2b8a3e}
.badge.out{background:#ffe3e3;color:#c92a2a}
.btn{display:inline-block;border:0;border-radius:8px;padding:10px 20px;font-size:1rem;font-weight:600;cursor:pointer;background:#1c7ed6;color:#fff}
.btn:hover{background:#1971c2}
.btn:disabled,.btn.disabled{background:#adb5bd;cursor:not-allowed}
.btn.danger{background:#e03131}.btn.danger:hover{background:#c92a2a}
.btn.secondary{background:#e9ecef;color:#212529}.btn.secondary:hover{background:#dee2e6}
.btn.small{padding:5px 12px;font-size:.875rem}
.product-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px}
@media(max-width:760px){.product-layout{grid-template-columns:1fr}}
.gallery-main{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;border:1px solid #dee2e6;border-radius:10px}
.thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.thumbs img{width:70px;height:70px;object-fit:cover;border-radius:6px;border:2px solid transparent;cursor:pointer;background:#fff}
.thumbs img.active{border-color:#1c7ed6}
.description{white-space:pre-line;margin:16px 0}
.panel{background:#fff;border:1px solid #dee2e6;border-radius:10px;padding:20px;margin-top:20px}
.panel[hidden]{display:none}
label{display:block;font-weight:600;margin:12px 0 4px}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=password],textarea{width:100%;padding:10px;border:1px solid #ced4da;border-radius:8px;font:inherit}
textarea{min-height:90px;resize:vertical}
.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px}
.alert.success{background:#d3f9d8;color:#2b8a3e}
.alert.error{background:#ffe3e3;color:#c92a2a}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid #dee2e6}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid #e9ecef;vertical-align:top}
th{background:#f1f3f5;font-size:.85rem;text-transform:uppercase;letter-spacing:.03em}
.table-wrap{overflow-x:auto}
.thumb-sm{width:56px;height:56px;object-fit:cover;border-radius:6px}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.admin-bar{background:#212529;padding:12px 0}
.admin-bar .container{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.admin-bar a{color:#dee2e6}.admin-bar a:hover{color:#fff}
.admin-bar .brand{color:#fff;margin-right:auto}
.existing-images{display:flex;gap:12px;flex-wrap:wrap;margin:8px 0}
.existing-images figure{margin:0;text-align:center;font-size:.8rem}
.existing-images img{width:90px;height:90px;object-fit:cover;border-radius:6px;display:block;margin-bottom:4px}
.login-box{max-width:380px;margin:60px auto}
.form-narrow{max-width:640px}
.muted{color:#868e96}
.check{display:flex;align-items:center;gap:8px;font-weight:600;margin:12px 0}
.check input{width:auto}