*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #6366f1;--primary-dark: #4f46e5;--secondary: #ec4899;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--dark: #1f2937;--light: #f9fafb;--border: #e5e7eb}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:var(--dark)}nav{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 4px 6px -1px #0000001a}.nav-container{max-width:1280px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.nav-links{display:flex;gap:2rem;list-style:none}.nav-links a{color:var(--dark);text-decoration:none;font-weight:500;transition:color .3s}.nav-links a:hover{color:var(--primary)}.container{max-width:1280px;margin:2rem auto;padding:0 2rem}.card{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 4px 6px -1px #0000001a;margin-bottom:2rem}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem;margin-top:2rem}.product-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 10px 25px #0000001a;transition:transform .3s,box-shadow .3s;cursor:pointer}.product-card:hover{transform:translateY(-5px);box-shadow:0 20px 40px #00000026}.product-image{width:100%;height:200px;-o-object-fit:cover;object-fit:cover;background:linear-gradient(135deg,#667eea,#764ba2)}.product-body{padding:1.5rem}.product-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:var(--dark)}.product-price{font-size:1.5rem;font-weight:700;color:var(--primary);margin:1rem 0}.product-category{display:inline-block;background:var(--light);padding:.25rem .75rem;border-radius:999px;font-size:.875rem;color:var(--primary);margin-bottom:1rem}.btn{padding:.75rem 1.5rem;border-radius:8px;font-weight:600;text-decoration:none;display:inline-block;transition:all .3s;border:none;cursor:pointer;font-size:1rem}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #6366f14d}.btn-secondary{background:linear-gradient(135deg,var(--secondary),#db2777);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-block{display:block;width:100%;text-align:center}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--dark)}.form-control{width:100%;padding:.75rem 1rem;border:2px solid var(--border);border-radius:8px;font-size:1rem;transition:border-color .3s}.form-control:focus{outline:none;border-color:var(--primary)}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}.table th,.table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border)}.table th{background:var(--light);font-weight:600;color:var(--dark)}.table tr:hover{background:var(--light)}.admin-layout{display:flex;min-height:100vh}.sidebar{width:280px;background:#1a1f2e;color:#fff;padding:2rem 0;box-shadow:4px 0 15px #0003}.sidebar h2{color:#fff!important}.sidebar p{color:#ffffffb3!important}.sidebar-link{display:flex;align-items:center;gap:1rem;padding:1.25rem 1.5rem;color:#fff!important;text-decoration:none;transition:all .3s ease;font-size:1.1rem;font-weight:600;border-left:4px solid transparent;margin:.25rem 0}.sidebar-link span{color:#fff!important}.sidebar-link:hover{background:linear-gradient(90deg,rgba(99,102,241,.2) 0%,transparent 100%);border-left-color:#6366f1;padding-left:2rem;color:#fff!important}.sidebar-link.active{background:linear-gradient(90deg,rgba(99,102,241,.3) 0%,transparent 100%);border-left-color:#6366f1;color:#fff!important}.admin-content{flex:1;background:var(--light);padding:2rem;overflow-x:auto}.alert{padding:1rem 1.5rem;border-radius:8px;margin-bottom:1rem}.alert-success{background:#d1fae5;color:#065f46;border-left:4px solid var(--success)}.alert-danger{background:#fee2e2;color:#991b1b;border-left:4px solid var(--danger)}.alert-info{background:#dbeafe;color:#1e40af;border-left:4px solid var(--primary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 10px 25px #6366f133}.stat-card h3{font-size:.875rem;opacity:.9;margin-bottom:.5rem}.stat-card .value{font-size:2rem;font-weight:700}.cart-badge{background:var(--danger);color:#fff;border-radius:999px;padding:.15rem .5rem;font-size:.75rem;position:relative;top:-2px;margin-left:.25rem}@media (max-width: 768px){.product-grid{grid-template-columns:1fr}.nav-container{flex-direction:column;gap:1rem}.nav-links{flex-direction:column;gap:.5rem;text-align:center}.admin-layout{flex-direction:column}.sidebar{width:100%}}