:root{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--primary:#4f46e5;--primary-hover:#4338ca;--primary-light:#e0e7ff;--border:#e2e8f0;--border-focus:#a5b4fc;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--color-success:#10b981;--color-success-bg:#d1fae5;--color-warning:#f59e0b;--color-warning-bg:#fef3c7;--color-danger:#ef4444;--color-danger-bg:#fee2e2;--color-info:#3b82f6;--color-info-bg:#dbeafe;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--font-sans:"Inter", "Roboto", -apple-system, sans-serif;--transition-fast:.15s ease}@media (prefers-color-scheme:dark){:root{--bg-primary:#0b0f19;--bg-secondary:#131c2e;--bg-tertiary:#1e293b;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#64748b;--primary:#6366f1;--primary-hover:#4f46e5;--primary-light:#1e293b;--border:#1e293b;--border-focus:#4f46e5;--shadow-sm:0 1px 2px 0 #00000080;--shadow-md:0 4px 6px -1px #0000004d;--shadow-lg:0 10px 15px -3px #0006;--color-success:#34d399;--color-success-bg:#34d39926;--color-warning:#fbbf24;--color-warning-bg:#fbbf2426;--color-danger:#f87171;--color-danger-bg:#f8717126;--color-info:#60a5fa;--color-info-bg:#60a5fa26}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.5}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-container{flex-direction:column;min-height:100vh;display:flex}@media (width>=768px){.app-container{flex-direction:row}}.sidebar{background-color:var(--bg-secondary);border-bottom:1px solid var(--border);flex-direction:column;gap:1.5rem;width:100%;padding:1rem;display:flex}@media 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var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);flex-direction:column;gap:1rem;padding:1.25rem;display:flex}.section-title{color:var(--text-primary);border-bottom:1px solid var(--border);padding-bottom:.75rem;font-size:1.125rem;font-weight:600}.table-container{border:1px solid var(--border);border-radius:var(--radius-md);background-color:var(--bg-secondary);width:100%;margin-bottom:1.5rem;overflow-x:auto}.table-container.scrollable{max-height:400px}.data-table{border-collapse:collapse;text-align:left;width:100%;font-size:.875rem}.data-table th{background-color:var(--bg-tertiary);color:var(--text-secondary);border-bottom:1px solid var(--border);white-space:nowrap;padding:.75rem 1rem;font-weight:600}.data-table td{border-bottom:1px solid var(--border);color:var(--text-primary);padding:.875rem 1rem}.data-table tbody tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background-color:var(--bg-primary)}.badge{text-transform:uppercase;border-radius:9999px;align-items:center;padding:.125rem .5rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-success{background-color:var(--color-success-bg);color:var(--color-success)}.badge-warning{background-color:var(--color-warning-bg);color:var(--color-warning)}.badge-danger{background-color:var(--color-danger-bg);color:var(--color-danger)}.badge-info{background-color:var(--color-info-bg);color:var(--color-info)}.form-grid{grid-template-columns:1fr;gap:1rem;display:grid}@media (width>=640px){.form-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}}.form-group{flex-direction:column;gap:.375rem;display:flex}.form-group.full-width{grid-column:1/-1}label{color:var(--text-secondary);font-size:.875rem;font-weight:500}input,select,textarea{border-radius:var(--radius-sm);border:1px solid var(--border);background-color:var(--bg-secondary);transition:border-color var(--transition-fast);outline:none;padding:.625rem .875rem}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}input:disabled,select:disabled,textarea:disabled{background-color:var(--bg-tertiary);color:var(--text-muted);cursor:not-allowed}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1rem;font-size:.875rem;font-weight:500;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{background-color:var(--bg-secondary);border-color:var(--border);color:var(--text-secondary)}.btn-secondary:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.btn-danger{background-color:var(--color-danger);color:#fff}.btn-danger:hover{opacity:.9}.btn:disabled{opacity:.6;cursor:not-allowed}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background-color:#0f172a99;justify-content:center;align-items:center;padding:1.5rem;display:flex;position:fixed;inset:0}.modal-content{background-color:var(--bg-secondary);border:1px solid 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var(--border);border-radius:var(--radius-sm);background-color:var(--bg-tertiary);flex-direction:column;gap:1rem;padding:1rem;display:flex}.order-item-row{background:var(--bg-secondary);border-radius:var(--radius-sm);border:1px solid var(--border);grid-template-columns:repeat(auto-fit,minmax(140px,1fr)) auto;align-items:end;gap:.75rem;padding:.75rem;display:grid}.stock-preview{flex-wrap:wrap;gap:.5rem;margin-top:.25rem;font-size:.75rem;display:flex}.text-right{text-align:right}.text-center{text-align:center}.font-bold{font-weight:700}.text-muted{color:var(--text-muted)}.tabs{border-bottom:1px solid var(--border);gap:1rem;margin-bottom:1rem;display:flex;overflow-x:auto}.tab-btn{cursor:pointer;color:var(--text-secondary);white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;padding:.5rem 1rem;font-weight:500}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.toast-container{z-index:1100;flex-direction:column;gap:.5rem;display:flex;position:fixed;bottom:1.5rem;right:1.5rem}.toast{background-color:var(--bg-secondary);color:var(--text-primary);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);border-left:4px solid var(--primary);align-items:center;gap:.75rem;min-width:280px;max-width:450px;padding:.875rem 1.25rem;font-size:.875rem;font-weight:500;animation:.2s ease-out slide-in;display:flex}.toast.toast-error{border-left-color:var(--color-danger)}.toast.toast-success{border-left-color:var(--color-success)}@keyframes slide-in{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}