*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f6f7fb;color:#1d2433}
.container{max-width:1180px;margin:auto;padding:0 20px}.site-header{background:#fff;border-bottom:1px solid #e5e7eb;position:sticky;top:0;z-index:10}
.header-row{display:flex;justify-content:space-between;align-items:center;min-height:68px}.logo{font-size:24px;font-weight:800;color:#5b21b6;text-decoration:none}
nav{display:flex;gap:16px;flex-wrap:wrap}nav a{text-decoration:none;color:#374151}.site-footer{margin-top:50px;padding:24px 0;background:#111827;color:#fff}
.hero{margin:30px 0;padding:48px;border-radius:20px;background:linear-gradient(135deg,#6d28d9,#2563eb);color:#fff}.hero h1{font-size:42px;margin:0 0 12px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px}.card,.form-card,.summary-card,.order-card,.stat{background:#fff;border-radius:14px;padding:18px;box-shadow:0 8px 25px rgba(15,23,42,.06)}
.card img{width:100%;height:190px;object-fit:cover;border-radius:10px;background:#eee}.price{font-weight:800;font-size:20px}.big{font-size:30px}
.btn{display:inline-block;border:0;border-radius:10px;padding:10px 16px;background:#5b21b6;color:#fff;text-decoration:none;cursor:pointer}.btn.secondary{background:#334155}.btn.success{background:#059669}.btn.danger{background:#dc2626}.btn.small{padding:6px 10px;font-size:13px}
.alert{padding:12px 16px;border-radius:10px;margin:18px 0}.alert.success{background:#dcfce7;color:#166534}.alert.error{background:#fee2e2;color:#991b1b}
.filters,.inline-form{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.filters{margin-bottom:24px}
input,select,textarea{width:100%;padding:10px;border:1px solid #cbd5e1;border-radius:9px;background:#fff}.filters input{max-width:380px}.filters select{max-width:220px}
.form-card{display:grid;gap:14px;max-width:700px}.form-card.narrow{max-width:450px}.form-card label{display:grid;gap:6px}.checkbox{display:flex!important;align-items:center}.checkbox input{width:auto}
.product-page{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin-top:30px}.product-image{width:100%;max-height:520px;object-fit:cover;border-radius:18px;background:#eee}
.cart-list{display:grid;gap:12px}.cart-row,.order-card{display:grid;grid-template-columns:1fr 120px 160px auto;gap:14px;align-items:center;background:#fff;padding:15px;border-radius:12px}.total{font-size:24px;font-weight:800}
.checkout-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.stat strong{display:block;font-size:34px}.stat span{color:#64748b}
.table-wrap{overflow:auto;background:#fff;border-radius:12px}table{width:100%;border-collapse:collapse}th,td{padding:12px;border-bottom:1px solid #e5e7eb;text-align:left}
@media(max-width:760px){.header-row{align-items:flex-start;flex-direction:column;padding:14px 20px}.hero{padding:28px}.hero h1{font-size:30px}.product-page,.checkout-grid{grid-template-columns:1fr}.cart-row{grid-template-columns:1fr}.stats{grid-template-columns:1fr}}