:root{--primary-color: #4f46e5;--primary-dark: #4338ca;--primary-light: #818cf8;--secondary-color: #10b981;--danger-color: #ef4444;--warning-color: #f59e0b;--dark-bg: #1f2937;--light-bg: #f9fafb;--card-bg: #ffffff;--text-primary: #111827;--text-secondary: #6b7280;--border-color: #e5e7eb;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:var(--text-primary)}#root{min-height:100vh}.navbar{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow);padding:1rem 0;position:sticky;top:0;z-index:1000}.navbar-container{max-width:1200px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}.navbar-brand{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.navbar-nav{display:flex;gap:2rem;list-style:none}.nav-link{text-decoration:none;color:var(--text-primary);font-weight:500;transition:all .3s ease;position:relative}.nav-link:hover{color:var(--primary-color)}.nav-link.active:after{content:"";position:absolute;bottom:-5px;left:0;width:100%;height:2px;background:var(--primary-color)}.container{max-width:1200px;margin:2rem auto;padding:0 2rem}.hero{background:linear-gradient(135deg,#4f46e5e6,#10b981e6);color:#fff;padding:4rem 2rem;text-align:center;border-radius:20px;margin-bottom:3rem;box-shadow:var(--shadow-lg)}.hero h1{font-size:3rem;margin-bottom:1rem;font-weight:800}.hero p{font-size:1.25rem;opacity:.95;max-width:600px;margin:0 auto}.card{background:var(--card-bg);border-radius:16px;padding:2rem;box-shadow:var(--shadow);transition:all .3s ease;margin-bottom:2rem}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.card-title{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem;color:var(--text-primary)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;margin-top:2rem}.product-card{background:var(--card-bg);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:all .3s ease}.product-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.product-image{width:100%;height:200px;object-fit:cover;background:linear-gradient(135deg,#667eea,#764ba2)}.product-content{padding:1.5rem}.product-name{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;color:var(--text-primary)}.product-category{display:inline-block;padding:.25rem .75rem;background:var(--primary-light);color:#fff;border-radius:20px;font-size:.875rem;margin-bottom:.75rem}.product-description{color:var(--text-secondary);margin-bottom:1rem;line-height:1.6}.product-footer{display:flex;justify-content:space-between;align-items:center;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}.product-price{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.product-stock{font-size:.875rem;color:var(--text-secondary)}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary)}.form-control{width:100%;padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:all .3s ease;font-family:inherit}.form-control:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e51a}textarea.form-control{resize:vertical;min-height:100px}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:inline-flex;align-items:center;gap:.5rem;text-decoration:none}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--secondary-color);color:#fff}.btn-danger{background:var(--danger-color);color:#fff}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.btn-group{display:flex;gap:.5rem;flex-wrap:wrap}.table-container{overflow-x:auto;background:var(--card-bg);border-radius:16px;box-shadow:var(--shadow)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color)}.table th{background:var(--light-bg);font-weight:600;color:var(--text-primary)}.table tr:hover{background:var(--light-bg)}.badge{display:inline-block;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.loading{text-align:center;padding:3rem;font-size:1.25rem;color:var(--text-secondary)}@media(max-width:768px){.navbar-nav{gap:1rem}.hero h1{font-size:2rem}.hero p{font-size:1rem}.grid{grid-template-columns:1fr}.container{padding:0 1rem}}