@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap";
:root{--bg-primary:#0a0b0f;--bg-secondary:#12141c;--bg-card:#181a24;--bg-card-hover:#1e2130;--bg-elevated:#222538;--border-color:#ffffff0f;--border-hover:#ffffff1f;--text-primary:#f0f0f5;--text-secondary:#9ca3af;--text-muted:#6b7280;--accent:#6366f1;--accent-hover:#818cf8;--accent-glow:#6366f140;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--cyan:#06b6d4;--purple:#a855f7;--gradient-1:linear-gradient(135deg, #6366f1, #8b5cf6, #a855f7);--gradient-2:linear-gradient(135deg, #06b6d4, #3b82f6);--gradient-3:linear-gradient(135deg, #10b981, #06b6d4);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 4px 16px #0006;--shadow-lg:0 8px 32px #00000080;--font-sans:"Inter", -apple-system, sans-serif;--font-mono:"JetBrains Mono", monospace;--nav-height:72px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,select,textarea{font-family:inherit}img{max-width:100%;display:block}.container{max-width:1280px;margin:0 auto;padding:0 24px}.glass-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:all .3s}.glass-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-md)}.btn{border-radius:var(--radius-md);white-space:nowrap;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--gradient-1);color:#fff;box-shadow:0 4px 12px var(--accent-glow)}.btn-primary:hover{box-shadow:0 6px 20px var(--accent-glow);transform:translateY(-1px)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{border-color:var(--border-hover);background:var(--bg-card-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-sm{padding:8px 16px;font-size:13px}.btn-lg{padding:16px 32px;font-size:16px}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.input-field{background:var(--bg-secondary);width:100%;color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-md);outline:none;padding:12px 16px;font-size:14px;transition:all .2s}.input-field:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.input-field::placeholder{color:var(--text-muted)}.input-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;font-size:13px;font-weight:600;display:block}select.input-field{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat}.badge{text-transform:uppercase;letter-spacing:.5px;border-radius:100px;align-items:center;padding:4px 10px;font-size:11px;font-weight:700;display:inline-flex}.badge-success{color:var(--success);background:#10b98126}.badge-warning{color:var(--warning);background:#f59e0b26}.badge-danger{color:var(--danger);background:#ef444426}.badge-info{color:var(--accent);background:#6366f126}.badge-purple{color:var(--purple);background:#a855f726}.navbar{z-index:100;-webkit-backdrop-filter:blur(20px)saturate(180%);backdrop-filter:blur(20px)saturate(180%);border-bottom:1px solid var(--border-color);height:var(--nav-height);background:#0a0b0fd9;position:sticky;top:0}.navbar-inner{justify-content:space-between;align-items:center;max-width:1280px;height:100%;margin:0 auto;padding:0 24px;display:flex}.navbar-brand{letter-spacing:-.5px;align-items:center;gap:12px;font-size:20px;font-weight:800;display:flex}.navbar-brand span{background:var(--gradient-1);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.navbar-links{align-items:center;gap:8px;display:flex}.navbar-links a,.navbar-links button{border-radius:var(--radius-sm);color:var(--text-secondary);padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s}.navbar-links a:hover,.navbar-links button:hover{color:var(--text-primary);background:var(--bg-card)}.mobile-menu-btn{color:var(--text-primary);cursor:pointer;background:0 0;border:none;font-size:24px;display:none}.cart-badge{position:relative}.cart-count{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;font-size:10px;font-weight:700;display:flex;position:absolute;top:-4px;right:-4px}.product-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;display:grid}.product-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;transition:all .3s;position:relative;overflow:hidden}.product-card:before{content:"";background:var(--gradient-1);opacity:0;height:3px;transition:opacity .3s;position:absolute;top:0;left:0;right:0}.product-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.product-card:hover:before{opacity:1}.product-card-header{justify-content:space-between;align-items:flex-start;margin-bottom:12px;display:flex}.product-card-code{font-family:var(--font-mono);color:var(--accent);font-size:12px;font-weight:500}.product-card-name{margin-bottom:4px;font-size:18px;font-weight:700;line-height:1.3}.product-card-spec{color:var(--text-secondary);margin-bottom:16px;font-size:13px;line-height:1.5}.product-card-price{margin-bottom:8px;font-size:24px;font-weight:800}.product-card-price .from{color:var(--text-muted);font-size:13px;font-weight:400}.product-card-tiers{flex-wrap:wrap;gap:6px;margin-bottom:16px;display:flex}.tier-pill{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:6px;padding:4px 8px;font-size:11px}.tier-pill.active{background:var(--accent-glow);color:var(--accent);border-color:var(--accent)}.out-of-stock-overlay{background:var(--danger);color:#fff;text-transform:uppercase;padding:4px 40px;font-size:11px;font-weight:700;position:absolute;top:16px;right:-32px;transform:rotate(45deg)}.filters-bar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px;padding:16px 0;display:flex}.filter-chip{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;border-radius:100px;padding:8px 20px;font-size:13px;font-weight:600;transition:all .2s}.filter-chip:hover{border-color:var(--border-hover);color:var(--text-primary)}.filter-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.search-input{background:var(--bg-card);border:1px solid var(--border-color);min-width:200px;color:var(--text-primary);border-radius:100px;outline:none;flex:1;padding:10px 16px 10px 40px;font-size:14px;transition:all .2s}.search-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.search-wrapper{flex:1;min-width:200px;position:relative}.search-icon{color:var(--text-muted);font-size:14px;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.hero{text-align:center;background:radial-gradient(at 50% 0,#6366f11f 0%,#0000 60%);padding:80px 0 60px}.hero h1{letter-spacing:-1.5px;margin-bottom:16px;font-size:52px;font-weight:900;line-height:1.1}.hero h1 span{background:var(--gradient-1);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.hero p{color:var(--text-secondary);max-width:600px;margin:0 auto 32px;font-size:18px}.cart-table{border-collapse:collapse;width:100%}.cart-table th{text-align:left;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border-color);padding:12px 16px;font-size:12px}.cart-table td{border-bottom:1px solid var(--border-color);vertical-align:middle;padding:16px}.cart-table .product-info{align-items:center;gap:12px;display:flex}.qty-control{align-items:center;gap:0;display:flex}.qty-btn{background:var(--bg-elevated);border:1px solid var(--border-color);width:32px;height:32px;color:var(--text-primary);justify-content:center;align-items:center;font-size:16px;transition:all .2s;display:flex}.qty-btn:first-child{border-radius:var(--radius-sm) 0 0 var(--radius-sm)}.qty-btn:last-child{border-radius:0 var(--radius-sm) var(--radius-sm) 0}.qty-btn:hover{background:var(--bg-card-hover)}.qty-value{text-align:center;background:var(--bg-secondary);border:1px solid var(--border-color);width:48px;height:32px;color:var(--text-primary);border-left:none;border-right:none;font-size:14px;font-weight:600}.checkout-grid{grid-template-columns:1fr 400px;gap:32px;display:grid}.order-summary{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;position:sticky;top:100px}.summary-row{justify-content:space-between;padding:8px 0;font-size:14px;display:flex}.summary-row.total{border-top:1px solid var(--border-color);margin-top:8px;padding-top:16px;font-size:18px;font-weight:700}.admin-layout{min-height:calc(100vh - var(--nav-height));display:flex}.admin-sidebar{background:var(--bg-secondary);border-right:1px solid var(--border-color);width:260px;top:var(--nav-height);height:calc(100vh - var(--nav-height));padding:24px 16px;position:sticky;overflow-y:auto}.admin-sidebar a{border-radius:var(--radius-md);color:var(--text-secondary);align-items:center;gap:12px;margin-bottom:4px;padding:12px 16px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.admin-sidebar a:hover{background:var(--bg-card);color:var(--text-primary)}.admin-sidebar a.active{background:var(--accent-glow);color:var(--accent)}.admin-content{flex:1;padding:32px}.admin-header{justify-content:space-between;align-items:center;margin-bottom:32px;display:flex}.admin-header h1{font-size:28px;font-weight:800}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:32px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px}.stat-card .stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:13px;font-weight:600}.stat-card .stat-value{margin-top:8px;font-size:32px;font-weight:800}.stat-card .stat-icon{margin-bottom:8px;font-size:24px}.data-table{border-collapse:collapse;width:100%}.data-table th{text-align:left;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:12px 16px;font-size:12px}.data-table td{border-bottom:1px solid var(--border-color);padding:12px 16px;font-size:14px}.data-table tr:hover td{background:var(--bg-card-hover)}.table-responsive{-webkit-overflow-scrolling:touch;width:100%;overflow-x:auto}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:90%;max-width:560px;max-height:85vh;padding:32px;animation:.3s slideUp;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.modal-header h2{font-size:20px;font-weight:700}.modal-close{background:var(--bg-elevated);width:32px;height:32px;color:var(--text-secondary);border-radius:50%;justify-content:center;align-items:center;font-size:18px;display:flex}.toast-container{z-index:2000;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:24px;right:24px}.toast{border-radius:var(--radius-md);background:var(--bg-elevated);border:1px solid var(--border-color);color:var(--text-primary);box-shadow:var(--shadow-lg);align-items:center;gap:8px;padding:12px 20px;font-size:14px;font-weight:500;animation:.3s slideIn;display:flex}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--danger)}.crypto-option{border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;align-items:center;gap:16px;padding:16px;transition:all .2s;display:flex}.crypto-option:hover{border-color:var(--border-hover);background:var(--bg-card-hover)}.crypto-option.selected{border-color:var(--accent);background:var(--accent-glow)}.crypto-icon{background:var(--bg-elevated);border-radius:var(--radius-md);justify-content:center;align-items:center;width:48px;height:48px;font-size:24px;display:flex}.wallet-display{background:var(--bg-secondary);border-radius:var(--radius-md);border:1px solid var(--border-color);margin-top:16px;padding:16px}.wallet-address{font-family:var(--font-mono);word-break:break-all;color:var(--cyan);font-size:13px}.footer{border-top:1px solid var(--border-color);margin-top:80px;padding:48px 0 32px}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:32px;display:grid}.footer-brand{margin-bottom:12px;font-size:18px;font-weight:800}.footer-brand span{background:var(--gradient-1);-webkit-text-fill-color:transparent;-webkit-background-clip:text}.footer-text{color:var(--text-muted);font-size:13px;line-height:1.7}.footer-heading{text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);margin-bottom:16px;font-size:13px;font-weight:700}.footer-links{list-style:none}.footer-links li{margin-bottom:8px}.footer-links a{color:var(--text-muted);font-size:14px;transition:color .2s}.footer-links a:hover{color:var(--text-primary)}.footer-bottom{text-align:center;color:var(--text-muted);border-top:1px solid var(--border-color);padding-top:24px;font-size:13px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-pulse{animation:2s ease-in-out infinite pulse}.skeleton{background:linear-gradient(90deg, var(--bg-card) 25%, var(--bg-elevated) 50%, var(--bg-card) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.form-group{margin-bottom:20px}.form-group.full{grid-column:1/-1}@media (max-width:768px){.hero h1{font-size:32px}.product-grid,.checkout-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:32px}.admin-layout{flex-direction:column}.admin-sidebar{gap:4px;width:100%;height:auto;padding:12px;display:flex;position:static;overflow-x:auto}.admin-sidebar a{white-space:nowrap}.form-grid{grid-template-columns:1fr}.mobile-menu-btn{display:block}.navbar-links{top:var(--nav-height);background:var(--bg-card);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow-lg);flex-direction:column;padding:16px;display:none;position:absolute;left:0;right:0}.navbar-links.active{display:flex}.navbar-links a,.navbar-links button{text-align:left;width:100%;padding:12px 16px}.stats-grid{grid-template-columns:repeat(2,1fr)}}