:root{--font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--bg-app: #090d16;--bg-surface: #111827;--bg-card: #172033;--bg-card-hover: #1e293b;--bg-input: #0f172a;--border-subtle: #1e293b;--border-focus: #3b82f6;--border-active: #2563eb;--text-main: #f8fafc;--text-muted: #94a3b8;--text-dim: #64748b;--primary: #3b82f6;--primary-hover: #2563eb;--primary-glow: rgba(59, 130, 246, .25);--success: #10b981;--success-bg: rgba(16, 185, 129, .12);--warning: #f59e0b;--warning-bg: rgba(245, 158, 11, .12);--danger: #ef4444;--danger-bg: rgba(239, 68, 68, .12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--shadow-card: 0 4px 20px -2px rgba(0, 0, 0, .35);--shadow-sheet: 0 -8px 32px rgba(0, 0, 0, .5);--bottom-nav-height: 64px;--top-header-height: 56px}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);background-color:var(--bg-app);color:var(--text-main);min-height:100vh;min-height:100dvh;overflow-x:hidden;-webkit-font-smoothing:antialiased}#root{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.app-container{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;max-width:540px;margin:0 auto;position:relative;background-color:var(--bg-app);border-left:1px solid rgba(255,255,255,.05);border-right:1px solid rgba(255,255,255,.05)}.main-content{flex:1;padding:1rem 1rem calc(var(--bottom-nav-height) + 1.5rem) 1rem;overflow-y:auto}.app-header{height:var(--top-header-height);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;background:#111827d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:40;border-bottom:1px solid var(--border-subtle)}.header-title-box{display:flex;align-items:center;gap:.5rem}.header-logo{font-size:1.5rem}.header-title{font-size:1.125rem;font-weight:700;letter-spacing:-.02em}.header-actions{display:flex;align-items:center;gap:.5rem}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:540px;height:var(--bottom-nav-height);background:#111827f2;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-top:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-around;z-index:50;padding-bottom:env(safe-area-inset-bottom,0)}.nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;background:none;border:none;color:var(--text-dim);font-size:.72rem;font-weight:600;cursor:pointer;padding:6px 12px;border-radius:var(--radius-sm);transition:all .15s ease}.nav-item.active{color:var(--primary)}.nav-icon{font-size:1.25rem;line-height:1}.search-container{margin-bottom:1rem;position:relative}.search-input{width:100%;padding:.75rem 1rem .75rem 2.5rem;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-main);font-size:.95rem;outline:none;transition:border-color .2s,box-shadow .2s}.search-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.search-icon{position:absolute;left:.85rem;top:50%;transform:translateY(-50%);color:var(--text-dim);font-size:1rem;pointer-events:none}.filter-pills-row{display:flex;gap:.5rem;margin-bottom:1rem;overflow-x:auto;padding-bottom:4px}.filter-pill{padding:.35rem .85rem;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-muted);font-size:.8rem;font-weight:500;cursor:pointer;white-space:nowrap;transition:all .15s ease}.filter-pill.active{background:var(--primary);color:#fff;border-color:var(--primary)}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1rem;margin-bottom:.75rem;box-shadow:var(--shadow-card);transition:transform .15s ease,background-color .15s ease}.card:hover{background:var(--bg-card-hover)}.item-row{display:flex;justify-content:space-between;align-items:flex-start;cursor:pointer}.item-main{flex:1}.item-title{font-size:1rem;font-weight:600;color:var(--text-main);margin-bottom:.25rem}.item-sku{font-size:.75rem;color:var(--text-dim);font-family:monospace}.item-meta{display:flex;align-items:center;gap:.5rem;margin-top:.5rem}.item-stats{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:.25rem}.item-price{font-size:1.05rem;font-weight:700;color:#38bdf8}.item-stock{font-size:.8rem;color:var(--text-muted)}.badge{display:inline-flex;align-items:center;padding:.2rem .55rem;border-radius:var(--radius-full);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.badge-info{background:#3b82f626;color:#60a5fa}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-danger{background:var(--danger-bg);color:var(--danger)}.badge-success{background:var(--success-bg);color:var(--success)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.25rem;border-radius:var(--radius-md);font-size:.95rem;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .15s ease;min-height:44px}.btn-block{width:100%}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--bg-card);border-color:var(--border-subtle);color:var(--text-main)}.btn-secondary:hover:not(:disabled){background:var(--bg-card-hover)}.btn-danger{background:var(--danger-bg);color:var(--danger);border-color:#ef44444d}.btn-danger:hover:not(:disabled){background:var(--danger);color:#fff}.btn-sm{padding:.4rem .75rem;font-size:.8rem;min-height:34px;border-radius:var(--radius-sm)}.btn-icon{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:8px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center}.btn-icon:hover{color:var(--text-main);background:var(--bg-card-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.fab{position:fixed;bottom:calc(var(--bottom-nav-height) + 1.25rem);right:calc(50% - 250px + 1rem);width:54px;height:54px;border-radius:var(--radius-full);background:var(--primary);color:#fff;border:none;box-shadow:0 4px 16px var(--primary-glow);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.5rem;z-index:45;transition:transform .2s ease,background .2s ease}@media(max-width:540px){.fab{right:1.25rem}}.fab:hover{transform:scale(1.06);background:var(--primary-hover)}.form-group{margin-bottom:1rem}.form-label{display:block;font-size:.85rem;font-weight:600;color:var(--text-muted);margin-bottom:.4rem}.form-control{width:100%;padding:.75rem 1rem;background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-main);font-size:.95rem;outline:none;min-height:44px;transition:border-color .2s}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}textarea.form-control{min-height:80px;resize:vertical}.form-error{color:var(--danger);font-size:.8rem;margin-top:.35rem}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:60;display:flex;align-items:flex-end;justify-content:center;padding:0}.bottom-sheet{background:var(--bg-surface);border-top:1px solid var(--border-subtle);border-radius:var(--radius-lg) var(--radius-lg) 0 0;width:100%;max-width:540px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-sheet);animation:slideUp .25s ease-out;padding:1.25rem}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.sheet-handle{width:36px;height:4px;background:var(--border-subtle);border-radius:var(--radius-full);margin:-.5rem auto 1rem}.sheet-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem}.sheet-title{font-size:1.15rem;font-weight:700}.state-box{text-align:center;padding:3rem 1.5rem;color:var(--text-muted)}.state-icon{font-size:2.5rem;margin-bottom:.75rem}.state-title{font-size:1.1rem;font-weight:600;color:var(--text-main);margin-bottom:.5rem}.state-desc{font-size:.875rem;color:var(--text-dim);margin-bottom:1.25rem}.metrics-row{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin-bottom:1.25rem}.metric-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1rem}.metric-value{font-size:1.4rem;font-weight:700;color:var(--text-main);margin-top:.25rem}.metric-label{font-size:.75rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-weight:600}