.app-header{width:100%;height:60px;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid #ddd;padding:0 16px;position:sticky;top:0;z-index:1000}.logo{height:40px;object-fit:contain}.profile-icon{font-size:28px;color:#555;cursor:pointer}.product-list-container{padding:10px;flex:1}.product-list-container h2{text-align:center;margin-bottom:20px;color:#333}.product-table{display:flex;flex-direction:column;gap:10px}.product-row.header{display:flex;font-weight:700;padding:10px;background-color:#e9ecef;border-radius:5px}.product-row{display:flex;justify-content:space-between;padding:10px;background-color:#fff;border-radius:5px;box-shadow:0 1px 3px #0000000d}@media(max-width:400px){.product-row,.product-row.header{flex-direction:column;align-items:flex-start;gap:5px}}.message-box{position:relative;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;margin:12px 0;border-radius:8px;box-shadow:0 2px 8px #00000026;font-size:14px;color:#fff;max-width:400px;animation:slideDown .3s ease-out}.message-box.success{background-color:#4caf50}.message-box.error{background-color:#f44336}.message-box.info{background-color:#2196f3}.close-btn{background:transparent;border:none;color:#fff;font-size:18px;font-weight:700;cursor:pointer;margin-left:12px;line-height:1;padding:0}.close-btn:hover{color:#000}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.warehouse-manage{background:#f9f9fb;min-height:100vh}.manage-tabs{display:flex;justify-content:space-around;background:#fff;border-radius:10px;box-shadow:0 2px 5px #0000001a;margin-bottom:20px;padding:10px}.manage-tabs button{flex:1;padding:10px;border:none;background:transparent;font-weight:600;color:#777;cursor:pointer;transition:all .2s;border-radius:8px}.manage-tabs button.active{background:#5c3d99;color:#fff}.manage-card{background:#fff;padding:20px;border-radius:12px;box-shadow:0 3px 6px #0000001a;margin-bottom:24px}.manage-card form{display:flex;flex-direction:column;gap:14px}.manage-card input,.manage-card select{padding:12px;border:1px solid #ddd;border-radius:8px;font-size:15px}.manage-card button{background:#5c3d99;color:#fff;border:none;padding:12px;border-radius:25px;font-weight:600;cursor:pointer;transition:background .2s}.manage-card button:hover{background:#4a2e7d}.history-section{background:#fff;border-radius:12px;padding:10px;box-shadow:0 3px 6px #0000001a}.history-section h3{margin-bottom:15px;font-size:18px;color:#333}.history-list{display:flex;flex-direction:column;gap:10px}.history-item{display:flex;justify-content:space-between;background:#f6f6f9;padding:12px;border-radius:8px}.history-item strong{color:#5c3d99}.history-qty{color:#333;font-weight:600}.no-history{color:#777;text-align:center}.warehouse-page{background:#f6f7fb;min-height:100vh;padding:0;box-sizing:border-box}.warehouse-header{position:fixed;top:0;left:0;width:10%;background:#fff;text-align:center;padding:1rem 0;box-shadow:0 2px 6px #0000001a;z-index:1000}.warehouse-header h1{font-size:1.6rem;color:#333;margin-bottom:.2rem}.warehouse-header p{font-size:.9rem;color:#777}.warehouse-main{padding:1rem;box-sizing:border-box}.dashboard-tabs{display:flex;justify-content:center;gap:16px;margin-bottom:16px}.warehouse-content{margin-top:1rem}.dashboard-tabs{display:flex;gap:8px;margin-bottom:16px;align-items:center}.tab-btn{background:transparent;border:1px solid transparent;padding:8px 14px;border-radius:10px;cursor:pointer;color:#555;font-weight:600;transition:all .18s ease}.tab-btn:hover{transform:translateY(-2px)}.tab-btn.active{background:linear-gradient(90deg,#5c3d99,#007bff);color:#fff;box-shadow:0 6px 18px 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button:hover:not(:disabled){background-color:#0056b3}.sales-table-container{margin-bottom:30px;overflow-x:auto}.sales-table{width:100%;border-collapse:collapse;margin-top:10px;font-size:14px}.sales-table th,.sales-table td{padding:8px 10px;text-align:left;border-bottom:1px solid #ddd}.sales-table th{background-color:#f0f0f0;font-weight:600}.sales-table tr:hover{background-color:#f5f5f5}.sales-table button{padding:5px 10px;font-size:13px;border-radius:4px;border:none;cursor:pointer;background-color:#28a745;color:#fff;transition:background .2s ease}.sales-table button:hover{background-color:#218838}.message-box{margin-bottom:15px;padding:10px 14px;border-radius:6px;font-weight:700;font-size:14px}.message-box.success{background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}.message-box.error{background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}@media(min-width:769px){.sales-page-container{padding:25px 40px}.sales-form-container{padding:20px 25px}.sales-form button{width:auto;padding:10px 18px}.sales-table th,.sales-table td{padding:10px 12px}}.overview-tab{display:flex;flex-direction:column;gap:15px;padding:15px;align-items:center}.overview-top-row{display:flex;flex-direction:column;gap:15px;width:100%;align-items:center}.overview-card{border-radius:14px;padding:18px 20px;text-align:center;color:#fff;width:100%;max-width:350px;box-shadow:0 6px 18px #00000014;transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;align-items:center;gap:10px}.overview-card .card-icon{margin-bottom:8px}.overview-card h3{font-size:.85rem;font-weight:600;margin:0;color:#ffffffe6}.overview-card p{font-size:1.1rem;font-weight:700;margin:0}.products{background:linear-gradient(135deg,#3b82f6,#60a5fa)}.stock{background:linear-gradient(135deg,#10b981,#34d399)}.sales{background:linear-gradient(135deg,#f59e0b,#fbbf24)}.overview-bottom-row{display:flex;justify-content:center;width:100%}.overview-card:hover{transform:translateY(-5px);box-shadow:0 10px 25px #00000026}@media(min-width:500px){.overview-top-row{flex-direction:row;justify-content:center;gap:20px}.overview-card{width:45%}.sales{width:100%;max-width:500px}}.sales-chart-panel{padding:16px;background-color:#fff;border-radius:12px;box-shadow:0 2px 6px #0000000d;margin:16px 0;font-family:Inter,sans-serif}.sales-chart-header{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:12px}.sales-chart-header h3{margin:0 0 8px;font-size:18px;font-weight:600;color:#5c3d99}.view-toggle{display:flex;gap:8px;flex-wrap:wrap}.view-btn{padding:6px 12px;border:none;border-radius:8px;background-color:#e5e0ff;color:#5c3d99;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s ease}.view-btn.active{background-color:#5c3d99;color:#fff}.view-btn:hover{opacity:.9}.chart-wrapper{width:100%;height:250px}.sales-summary{display:flex;flex-direction:column;gap:12px;margin-top:16px}.summary-card{background-color:#f8f5ff;padding:14px;border-radius:12px;box-shadow:0 2px 4px #0000000d;text-align:center}.summary-card h4{margin:0;font-size:14px;font-weight:500;color:#555}.summary-card p{margin:6px 0 0;font-size:18px;font-weight:700;color:#5c3d99}@media(min-width:640px){.sales-summary{flex-direction:row;justify-content:space-between}.summary-card{flex:1}}.history-tab{padding-top:6px}.history-list{display:flex;flex-direction:column;gap:12px}.history-card{background:#fff;border-radius:10px;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 12px #0000000a}.history-card .product{font-weight:700;color:#222}.history-card .meta{color:#666;font-size:13px;margin-top:4px}.history-card .date{color:#888;font-size:13px}.dashboard-page{margin:0;background:#f6f7fb;min-height:calc(100vh - 60px);box-sizing:border-box}.dashboard-content{margin-top:1rem;display:flex;flex-direction:column;gap:1rem}.dashboard-tabs-container{margin-top:.5rem}.dashboard-tabs{display:flex;justify-content:center;gap:16px;margin:16px 0}.tab-btn{padding:8px 20px;border:none;border-radius:20px;background-color:#e0e0e0;color:#555;font-size:14px;cursor:pointer;transition:all .2s}.tab-btn.active{background-color:#5c3d99;color:#fff}.tab-btn:hover{background-color:#d0d0d0}.bottom-nav{position:fixed;bottom:12px;left:0;width:100%;display:flex;justify-content:space-around;align-items:center;background:#fff;border-top:1px solid #ddd;padding:10px 0;box-shadow:0 -2px 6px #0000001a;z-index:1000}.nav-item{display:flex;flex-direction:column;align-items:center;font-size:12px;color:#666;cursor:pointer;transition:all .2s ease}.nav-item .nav-icon{font-size:20px;margin-bottom:2px}.nav-item.active{color:#5c3d99}.nav-item.active .nav-icon{font-size:22px}.nav-item:hover{color:#5c3d99}.nav-item:hover .nav-icon{transform:scale(1.2)}@media(min-width:769px){.bottom-nav{padding:12px 0}.nav-item .nav-icon{font-size:24px}.nav-item.active .nav-icon{font-size:26px}}.app-container{display:flex;flex-direction:column;min-height:100vh;background:#f8f9fa;padding-bottom:60px;font-family:sans-serif}.bottom-nav{position:fixed;bottom:0;left:0;width:100%;height:55px;display:flex;background-color:#fff;border-top:1px solid #ddd;box-shadow:0 -2px 5px #0000001a}.bottom-nav button{flex:1;border:none;background:none;font-size:16px;color:#555;font-weight:600;cursor:pointer;transition:background .2s}.bottom-nav button:hover{background-color:#f0f0f0}.bottom-nav button.active{color:#007bff;border-top:2px solid #007bff}