:root{--bg: #0f1f18;--bg-grid-line: #16302a;--surface: #16332a;--surface-raised: #1c3d32;--border: #2a5245;--ink: #e8ece6;--ink-dim: #a9c2b7;--copper: #d3903c;--copper-bright: #e8ab5b;--trace: #5fd0a0;--danger: #e0685a;--danger-bright: #f08a7d;--font-display: "IBM Plex Mono", "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;--font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--radius: 10px;--tap: 48px;--header-bg: rgba(15, 31, 24, .92);color-scheme:dark}:root[data-theme=light]{--bg: #f3f6f2;--bg-grid-line: #dfe7df;--surface: #ffffff;--surface-raised: #ffffff;--border: #cfdacf;--ink: #16241d;--ink-dim: #587064;--copper: #c07f2e;--copper-bright: #8f5f1c;--trace: #2c9a6d;--danger: #c94f42;--danger-bright: #a53d32;--header-bg: rgba(243, 246, 242, .92);color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:linear-gradient(var(--bg-grid-line) 1px,transparent 1px) 0 0 / 100% 28px,linear-gradient(90deg,var(--bg-grid-line) 1px,transparent 1px) 0 0 / 28px 100%,var(--bg);background-attachment:fixed;color:var(--ink);font-family:var(--font-body);-webkit-tap-highlight-color:transparent}button,input,select,textarea{font-family:inherit;font-size:16px}a{color:var(--trace)}.app-shell{min-height:100%;display:flex;flex-direction:column;max-width:720px;margin:0 auto}.app-header{position:sticky;top:0;z-index:10;padding:14px 16px;background:var(--header-bg);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}.app-title{font-family:var(--font-display);font-size:15px;letter-spacing:.06em;text-transform:uppercase;color:var(--copper-bright);margin:0}.app-title small{display:block;font-size:10px;color:var(--ink-dim);letter-spacing:.12em;font-weight:400}.theme-toggle{margin-left:auto;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--ink-dim);font-size:11px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}.theme-toggle:hover{color:var(--ink);border-color:var(--trace)}.app-body{flex:1;padding:16px 16px 96px}.grid-badge{display:inline-flex;align-items:center;gap:1px;font-family:var(--font-display);font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--bg);background:var(--copper);border-radius:4px;padding:3px 7px;line-height:1.4;white-space:nowrap}.grid-badge.empty{background:transparent;border:1px dashed var(--border);color:var(--ink-dim)}.grid-badge.lg{font-size:18px;padding:6px 12px;border-radius:6px}.btn{min-height:var(--tap);padding:0 18px;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface-raised);color:var(--ink);font-weight:600;font-size:15px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .08s ease,border-color .15s ease}.btn:active{transform:scale(.98)}.btn:focus-visible{outline:2px solid var(--trace);outline-offset:2px}.btn-primary{background:var(--copper);border-color:var(--copper);color:#1a1006}.btn-primary:hover{background:var(--copper-bright)}.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger-bright)}.btn-danger:hover{background:#e0685a1f}.btn-ghost{background:transparent;border-color:transparent;color:var(--ink-dim)}.btn-block{width:100%}.btn-icon{min-width:var(--tap);padding:0}.btn:disabled{opacity:.6;cursor:default}.fab{position:fixed;right:20px;bottom:24px;z-index:20;width:60px;height:60px;border-radius:50%;background:var(--copper);color:#1a1006;border:none;font-size:28px;box-shadow:0 6px 20px #0006;display:flex;align-items:center;justify-content:center;cursor:pointer}.fab:active{transform:scale(.95)}.field{margin-bottom:18px}.field label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);margin-bottom:6px}.field input[type=text],.field input[type=number],.field input[type=url],.field select,.field textarea{width:100%;min-height:var(--tap);padding:10px 12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--ink)}.field textarea{min-height:80px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--trace);outline-offset:1px;border-color:var(--trace)}.field-error{color:var(--danger-bright);font-size:13px;margin-top:6px}.field-row{display:flex;gap:10px}.field-row>.field{flex:1}.inline-add{display:flex;gap:8px;align-items:center}.inline-add select{flex:1}.search-bar{display:flex;gap:8px;margin-bottom:12px}.search-bar input{flex:1;min-height:var(--tap);padding:0 14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--ink)}.filter-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:14px;-ms-overflow-style:none;scrollbar-width:none}.filter-row::-webkit-scrollbar{display:none}.chip-select{flex-shrink:0;min-height:40px;padding:0 10px;background:var(--surface);border:1px solid var(--border);border-radius:999px;color:var(--ink-dim);font-size:13px}.chip-select.active{border-color:var(--trace);color:var(--trace)}.item-list{display:flex;flex-direction:column;gap:10px}.item-card{display:flex;gap:12px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;text-decoration:none;color:var(--ink);position:relative;overflow:hidden}.item-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--trace);opacity:.6}.item-thumb{width:56px;height:56px;border-radius:6px;background:var(--bg);border:1px solid var(--border);object-fit:cover;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--ink-dim);font-size:10px;text-transform:uppercase;letter-spacing:.05em}.item-main{flex:1;min-width:0}.item-desc{font-size:15px;font-weight:600;margin:0 0 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.item-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-dim)}.item-type-tag{font-family:var(--font-display);font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-dim)}.item-qty{font-family:var(--font-display);font-weight:600;color:var(--ink);flex-shrink:0;text-align:right;min-width:44px}.item-qty small{display:block;font-size:9px;color:var(--ink-dim);font-weight:400;text-transform:uppercase}.item-qty.low{color:var(--danger-bright)}.empty-state{text-align:center;padding:60px 20px;color:var(--ink-dim)}.empty-state h2{font-family:var(--font-display);color:var(--ink);font-size:16px;margin-bottom:8px}.status-line{color:var(--ink-dim);font-size:13px;padding:12px 0;text-align:center}.error-banner{background:#e0685a1f;border:1px solid var(--danger);color:var(--danger-bright);padding:10px 14px;border-radius:var(--radius);margin-bottom:14px;font-size:14px}.login-form{max-width:320px;margin:48px auto;padding:24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.login-title{font-family:var(--font-display);font-size:16px;letter-spacing:.06em;text-transform:uppercase;color:var(--copper-bright);margin:0 0 4px}.login-hint{color:var(--ink-dim);font-size:13px;margin:0 0 18px}.form-header{display:flex;align-items:center;gap:10px;margin-bottom:4px}.form-header h1{font-family:var(--font-display);font-size:16px;letter-spacing:.02em;margin:0;flex:1}.back-link{color:var(--ink-dim);text-decoration:none;font-size:20px;display:flex;min-width:var(--tap);min-height:var(--tap);align-items:center;justify-content:center;margin-left:-12px}.photo-box{width:100%;aspect-ratio:4 / 3;background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:10px;position:relative}.photo-box img,.photo-box video{width:100%;height:100%;object-fit:cover}.photo-placeholder{color:var(--ink-dim);font-size:13px;text-align:center;padding:20px}.photo-actions{display:flex;gap:8px}.photo-actions .btn{flex:1}.pager{display:flex;justify-content:center;gap:10px;align-items:center;padding:20px 0;color:var(--ink-dim);font-size:13px}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:flex-end;justify-content:center;z-index:50}.dialog{background:var(--surface-raised);border:1px solid var(--border);border-radius:14px 14px 0 0;padding:22px 20px calc(20px + env(safe-area-inset-bottom,0px));width:100%;max-width:720px}@media (min-width: 480px){.dialog-backdrop{align-items:center}.dialog{border-radius:14px;max-width:380px}}.dialog h2{font-family:var(--font-display);font-size:16px;margin:0 0 8px}.dialog p{color:var(--ink-dim);font-size:14px;margin:0 0 20px}.dialog-actions{display:flex;gap:10px}.dialog-actions .btn{flex:1}.datasheet-link{display:inline-flex;align-items:center;gap:6px;color:var(--trace);text-decoration:none;font-size:14px;font-weight:600}@media (max-width: 380px){.app-body{padding:12px}}