:root{--bg-main: #0b1220;--bg-panel: #111a2e;--bg-card: #141f38;--bg-input: #0e1628;--border-soft: #1f2b4d;--text-primary: #e6edf3;--text-muted: #9aa8c7;--accent-primary: #6aa7c2;--accent-secondary: #7fb7a6;--accent-warning: #d6b26e;--btn-primary: #5f8fb3;--btn-hover: #547ea0;--font-stack: "Inter", "Roboto", system-ui, sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at top,var(--bg-panel) 0%,var(--bg-main) 65%);transition:background .3s ease,color .3s ease}body[data-theme=light]{--bg-main: #f4f6fb;--bg-panel: #ffffff;--bg-card: #ffffff;--bg-input: #f1f3f8;--border-soft: #d8dbea;--text-primary: #1f2937;--text-muted: #5b647a;--accent-primary: #6b5cff;--accent-secondary: #3fa9a0;--accent-warning: #c08b2e;--btn-primary: #6b5cff;--btn-hover: #5948e5}body{background:radial-gradient(circle at top,#111a2e,#0b1220 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h3{font-size:1.15rem;font-weight:600;color:var(--text-primary);margin-bottom:8px}.product-price{font-size:1.35rem;font-weight:700;color:var(--accent-secondary);margin-bottom:6px}.unit-text{font-size:.85rem;color:var(--text-muted)}.stock-info{font-size:.85rem;color:var(--text-muted);margin-bottom:14px}.badge-container{display:flex;gap:8px;margin-bottom:10px}.stock-badge{font-size:.65rem;padding:4px 10px;border-radius:999px;font-weight:700;text-transform:uppercase}.stock-badge.bulk{background:#7fb7a62e;color:var(--accent-secondary)}.stock-badge.low{background:#d6b26e33;color:var(--accent-warning)}.product-card button{margin-top:auto;padding:12px;border-radius:8px;border:1px solid var(--btn-primary);background:transparent;color:var(--btn-primary);font-weight:600;cursor:pointer;transition:all .25s ease}.product-card button:hover:not(:disabled){background:#5f8fb326;color:var(--accent-primary);border-color:var(--accent-primary)}.product-card 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strong{color:#ff6b6b}.table-container{background:var(--bg-panel);border-radius:12px;border:1px solid var(--border-soft);overflow:hidden}.inventory-table th{background:#ffffff05;padding:16px;font-size:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);border-bottom:1px solid var(--border-soft)}.inventory-table td{padding:16px;border-bottom:1px solid var(--border-soft);vertical-align:middle;font-size:.95rem}.inventory-table tr:last-child td{border-bottom:none}.inventory-table tr:hover{background:#ffffff03}.inventory-table img{border-radius:6px;object-fit:cover;border:1px solid var(--border-soft)}.primary-btn{background:var(--btn-primary);color:#fff;padding:10px 20px;border-radius:8px;font-weight:600;border:none;cursor:pointer;transition:.3s}.primary-btn:hover{background:var(--btn-hover);transform:translateY(-2px)}.edit-btn,.delete-btn{padding:6px 12px;border-radius:6px;font-size:.85rem;cursor:pointer;margin-right:8px;transition:.2s;border:1px solid var(--border-soft);background:transparent;color:var(--text-primary)}.edit-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.delete-btn:hover{border-color:#ff6b6b;color:#ff6b6b}.modal-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:center;z-index:2000}.modal{background:var(--bg-card);width:100%;max-width:500px;padding:40px;border-radius:16px;border:1px solid var(--border-soft);box-shadow:0 25px 50px #00000080}.modal h2{margin-bottom:25px;text-align:center}.form-group label{display:block;font-size:.85rem;color:var(--text-muted);margin-bottom:6px}.modal input,.modal textarea{width:100%;background:var(--bg-input);border:1px solid var(--border-soft);padding:12px;border-radius:8px;color:#fff;outline:none}.modal input:focus{border-color:var(--accent-primary)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:25px}.save-btn{background:var(--accent-primary);border:none;padding:12px;border-radius:8px;color:#fff;font-weight:700;cursor:pointer}.cancel-btn{background:#ffffff0d;border:1px solid var(--border-soft);padding:12px;border-radius:8px;color:#fff;cursor:pointer}.inventory-page{max-width:1200px;margin:0 auto;padding:100px 20px 60px;font-family:Inter,sans-serif;color:#e6edf3}.inventory-header{background:linear-gradient(135deg,#161e35,#0b1220);padding:30px 40px;border-radius:12px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 10px 30px #0006;border:1px solid rgba(255,255,255,.08);margin-bottom:40px}.inventory-header h1{font-size:1.8rem;margin:0;font-weight:700;color:#fff}.inventory-header p{color:#9aa8c7;margin-top:5px;font-size:.9rem}.stats{display:flex;gap:15px;font-size:.85rem;margin-top:10px;justify-content:flex-end}.stats span{padding:4px 12px;background:#ffffff0d;border-radius:6px;color:#e6edf3}.stats strong{color:#6aa7c2;margin-left:4px}.stats .warn strong{color:#d6b26e}.stats .danger strong{color:#ff6b6b}.table-container{background:#111a2e;border-radius:12px;border:1px solid #1f2b4d;overflow:hidden;box-shadow:0 4px 20px #0003}.inventory-table{width:100%;border-collapse:collapse;text-align:left}.inventory-table th{background:#ffffff08;padding:18px;font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:#9aa8c7;border-bottom:1px solid #1f2b4d}.inventory-table td{padding:16px 18px;border-bottom:1px solid #1f2b4d;color:#e6edf3;font-size:.95rem}.inventory-table tr:hover{background:#6aa7c208}.table-img{width:45px;height:45px;border-radius:6px;object-fit:cover;border:1px solid #1f2b4d}.edit-btn,.delete-btn{padding:6px 12px;border-radius:4px;font-size:.8rem;cursor:pointer;border:1px solid #1f2b4d;background:transparent;color:#fff;transition:.2s;margin-right:5px}.edit-btn:hover{background:#6aa7c2;border-color:#6aa7c2}.delete-btn:hover{background:#ff6b6b;border-color:#ff6b6b}.modal-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:2000}.modal{background:#141f38;width:100%;max-width:500px;padding:35px;border-radius:16px;border:1px solid #1f2b4d;box-shadow:0 25px 50px #00000080}.modal h2{margin-bottom:25px;text-align:center;color:#fff}.form-group{margin-bottom:15px}.form-group label{display:block;font-size:.85rem;color:#9aa8c7;margin-bottom:6px}.modal input,.modal textarea{width:100%;background:#0e1628;border:1px solid #1f2b4d;padding:12px;border-radius:8px;color:#fff;font-size:.9rem}.modal input:focus{border-color:#6aa7c2;outline:none}.modal-actions{display:flex;gap:12px;margin-top:25px}.save-btn{flex:2;background:#5f8fb3;color:#fff;border:none;padding:12px;border-radius:8px;font-weight:600;cursor:pointer}.cancel-btn{flex:1;background:#ffffff0d;color:#fff;border:1px solid #1f2b4d;padding:12px;border-radius:8px;cursor:pointer}.cart-container{max-width:1200px;margin:0 auto;padding:120px 20px 60px;color:#e6edf3}.cart-title{font-size:2rem;margin-bottom:30px;font-weight:700;border-bottom:1px solid #1f2b4d;padding-bottom:15px}.cart-content{display:grid;grid-template-columns:1fr 380px;gap:40px;align-items:start}.cart-items-list{display:flex;flex-direction:column;gap:20px}.cart-item{display:flex;background:#111a2e;border-radius:12px;border:1px solid #1f2b4d;padding:20px;gap:20px;align-items:center;transition:transform .2s ease,border-color .2s ease}.cart-item:hover{border-color:#6aa7c2}.cart-item-image{width:100px;height:100px;object-fit:cover;border-radius:8px;border:1px solid #1f2b4d}.item-details h4{font-size:1.1rem;margin:0 0 8px;color:#fff}.item-details p{color:#9aa8c7;font-size:.9rem;margin:4px 0}.cart-summary{background:linear-gradient(135deg,#161e35,#0b1220);padding:30px;border-radius:16px;border:1px solid #1f2b4d;position:sticky;top:100px;box-shadow:0 10px 30px #0006}.cart-summary h3{margin:0 0 20px;font-size:1.4rem;color:#fff}.summary-line{display:flex;justify-content:space-between;margin-bottom:12px;color:#9aa8c7;font-size:1rem}.summary-divider{border:0;border-top:1px solid #1f2b4d;margin:20px 0}.total-line{font-size:1.2rem;color:#fff}.total-amount{color:#6aa7c2;font-weight:800}.checkout-button{width:100%;padding:16px;background:#5f8fb3;color:#fff;border:none;border-radius:8px;font-weight:700;font-size:1.1rem;cursor:pointer;margin-top:20px;transition:all .3s ease}.checkout-button:hover:not(:disabled){background:#547ea0;transform:translateY(-2px);box-shadow:0 5px 15px #0000004d}.checkout-button:disabled{opacity:.5;cursor:not-allowed;filter:grayscale(1)}.error-message{background:#ff6b6b1a;color:#ff6b6b;padding:12px;border-radius:8px;border:1px solid #ff6b6b;margin-bottom:20px;text-align:center}@media(max-width:992px){.cart-content{grid-template-columns:1fr}.cart-summary{position:static}}.auth-page-wrapper{min-height:100vh;background:radial-gradient(circle at top right,#1a2a4a,#0b1220);display:flex;flex-direction:column}.auth-container{flex:1;display:flex;justify-content:center;align-items:center;padding:40px 20px}.auth-card{background:#111a2ecc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);width:100%;max-width:420px;padding:40px;border-radius:20px;box-shadow:0 20px 40px #0006}.auth-header{text-align:center;margin-bottom:30px}.auth-header h2{color:#fff;font-size:1.8rem;margin-bottom:8px;letter-spacing:-.5px}.auth-header p{color:#9aa8c7;font-size:.9rem}.auth-form .form-group{margin-bottom:20px}.auth-form label{display:block;color:#e6edf3;font-size:.85rem;margin-bottom:8px;font-weight:500}.auth-form input{width:100%;background:#0e162899;border:1px solid #1f2b4d;padding:14px;border-radius:10px;color:#fff;transition:all .3s ease}.auth-form input:focus{border-color:#6aa7c2;background:#0e1628e6;outline:none;box-shadow:0 0 0 3px #6aa7c233}.auth-btn-primary{width:100%;padding:14px;background:linear-gradient(135deg,#5f8fb3,#4a6d88);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;transition:all .3s;margin-top:10px}.auth-btn-primary:hover{transform:translateY(-2px);box-shadow:0 5px 15px #5f8fb366;filter:brightness(1.1)}.auth-footer{margin-top:25px;text-align:center;font-size:.9rem;color:#9aa8c7}.auth-link{color:#6aa7c2;text-decoration:none;font-weight:600}.auth-link:hover{text-decoration:underline}.clear-filter-btn{display:block;width:100%;padding:12px 15px;margin-bottom:20px;background-color:#2c3e50;color:#fff;border:none;border-radius:4px;font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 4px #0000001a}.clear-filter-btn:hover{background-color:#34495e;box-shadow:0 4px 8px #0003;transform:translateY(-1px)}.clear-filter-btn:active{background-color:#1a252f;transform:translateY(0)}.clear-filter-btn.active{background-color:#e67e22}.page-container{min-height:100vh;background:radial-gradient(circle at top,#0b1636,#050b1c 70%);padding:40px 16px}.checkout-card{max-width:720px;margin:auto;background:linear-gradient(145deg,var(--bg-card),var(--bg-card-light));border-radius:16px;padding:32px;box-shadow:0 20px 40px #0009,inset 0 0 0 1px var(--border-soft)}.checkout-card h2{color:var(--text-main);font-size:28px;margin-bottom:10px}.checkout-card p{color:var(--text-muted);font-size:15px;margin-bottom:24px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.form-grid textarea{grid-column:span 2;resize:none;min-height:100px}.checkout-card input,.checkout-card textarea{background:#ffffff0a;border:1px solid var(--border-soft);border-radius:10px;padding:12px 14px;color:var(--text-main);font-size:14px;outline:none;transition:all .25s ease}.checkout-card input::placeholder,.checkout-card textarea::placeholder{color:var(--text-muted)}.checkout-card input:focus,.checkout-card textarea:focus{border-color:var(--primary);background:#ffffff12;box-shadow:0 0 0 2px #4fa3ff40}.payment-methods{display:flex;gap:20px;margin-bottom:24px}.payment-methods label{flex:1;display:flex;align-items:center;gap:10px;padding:14px;background:#ffffff0a;border-radius:12px;cursor:pointer;border:1px solid var(--border-soft);color:var(--text-main);transition:all .25s ease}.payment-methods input{accent-color:var(--primary)}.payment-methods label:hover{background:#ffffff14;border-color:var(--primary)}.total-box{background:#4fa3ff14;border:1px dashed var(--primary);padding:16px;border-radius:12px;margin-bottom:24px;color:var(--text-main);font-size:18px;text-align:center}.checkout-button{width:100%;padding:14px;border-radius:12px;border:none;font-size:16px;font-weight:600;cursor:pointer;color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-dark));box-shadow:0 10px 30px #1c4fd880;transition:all .3s ease}.checkout-button:hover{transform:translateY(-2px);box-shadow:0 14px 40px #1c4fd8b3}.checkout-button:disabled{opacity:.6;cursor:not-allowed}.order-success{text-align:center;padding:40px}.order-success h2{color:var(--success);font-size:30px;margin-bottom:12px}.order-success p{color:var(--text-muted);font-size:16px}@media(max-width:640px){.form-grid{grid-template-columns:1fr}.payment-methods{flex-direction:column}}