*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f4f4f7;--surface: #ffffff;--surface2: #ededf4;--border: #dcdce8;--accent: #5046e4;--accent-hover: #3f36cc;--text: #1a1a2e;--text-muted: #6a6a8a;--danger: #c0392b;--success: #2a7a50;--warning: #b76e00;--radius: 8px;--shadow: 0 1px 4px rgba(0,0,0,.06), 0 2px 12px rgba(0,0,0,.05);--shadow-hover: 0 4px 16px rgba(0,0,0,.1), 0 8px 28px rgba(0,0,0,.07)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;border:none;border-radius:var(--radius);padding:8px 16px;font-size:14px;font-weight:500;transition:background .15s,opacity .15s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#a52b1e}.btn-sm{padding:4px 10px;font-size:12px}.btn-xs{padding:2px 8px;font-size:11px;border-radius:4px}input,textarea,select{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:var(--radius);padding:8px 12px;font-size:14px;width:100%;outline:none;transition:border-color .15s}input:focus,textarea:focus,select:focus{border-color:var(--accent)}input::placeholder,textarea::placeholder{color:var(--text-muted)}label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:4px;font-weight:500}.form-group{margin-bottom:16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge-green{background:#2a7a501a;color:var(--success)}.badge-orange{background:#b76e001a;color:var(--warning)}.badge-red{background:#c0392b1a;color:var(--danger)}.badge-purple{background:#5046e41a;color:var(--accent)}.nav{background:var(--surface);border-bottom:1px solid var(--border);box-shadow:0 1px 4px #0000000f;padding:0 20px;display:flex;align-items:center;gap:4px;height:56px;position:sticky;top:0;z-index:100}.nav-brand{font-size:18px;font-weight:700;color:var(--accent);margin-right:16px;letter-spacing:-.5px}.nav-link{color:var(--text-muted);padding:6px 12px;border-radius:var(--radius);font-size:14px;transition:all .15s;white-space:nowrap}.nav-link:hover{color:var(--text);background:var(--surface2);text-decoration:none}.nav-link.active{color:var(--accent);background:#5046e414}.nav-spacer{flex:1}.page{padding:24px 20px;max-width:1200px;margin:0 auto}.page-title{font-size:22px;font-weight:700;margin-bottom:20px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.grid-4{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:16px}.bottom-nav{display:none}.scan-action-btn{width:100%;padding:14px;font-size:15px}@media (max-width: 768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.page{padding:16px 12px 80px}.nav{display:none}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:60px;background:var(--surface);border-top:1px solid var(--border);z-index:200;padding-bottom:env(safe-area-inset-bottom)}.bottom-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:none;border:none;color:var(--text-muted);text-decoration:none;cursor:pointer;padding:6px 4px;transition:color .15s;font-size:10px;font-family:inherit}.bottom-tab.active{color:var(--accent)}.bottom-tab-icon{font-size:20px;line-height:1}.bottom-tab-label{font-size:10px;font-weight:500}.bottom-menu{position:fixed;bottom:60px;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);z-index:199;padding:6px;display:flex;flex-direction:column}.bottom-menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:198;background:#00000040}.bottom-menu-item{display:block;padding:14px 16px;color:var(--text);font-size:15px;text-decoration:none;border-radius:var(--radius);background:none;border:none;text-align:left;cursor:pointer;width:100%;font-family:inherit}.bottom-menu-item:hover{background:var(--surface2)}.bottom-menu-item.danger{color:var(--danger)}.btn-primary,.btn-secondary{min-height:44px}input,select,textarea{font-size:16px}}.search-bar{display:flex;gap:8px;margin-bottom:12px}.search-bar input{flex:1}.filter-panel{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border)}.filter-panel .form-group{margin-bottom:0;min-width:140px}.sample-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:20px}.sample-card{background:var(--surface);border-radius:10px;overflow:hidden;cursor:pointer;transition:box-shadow .2s,transform .15s;box-shadow:var(--shadow);display:flex;flex-direction:column}.sample-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.sample-card-img{width:100%;height:200px;background:#eeeef8;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.sample-card-img img{width:100%;height:100%;object-fit:cover}.sample-card-body{padding:14px;flex:1;display:flex;flex-direction:column}.sample-card-mfr{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin-bottom:4px}.sample-card-title{font-weight:700;font-size:14px;color:var(--text);margin-bottom:3px;line-height:1.35}.sample-card-sub{color:var(--text-muted);font-size:12px;font-style:italic;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sample-card-specs{display:flex;flex-wrap:wrap;gap:4px}.spec-pill{background:var(--surface2);border:1px solid var(--border);border-radius:4px;padding:2px 6px;font-size:11px;color:var(--text-muted)}.spec-table{width:100%;border-collapse:collapse}.spec-table tr:nth-child(2n) td{background:#00000006}.spec-table td{padding:6px 10px;border-bottom:1px solid var(--border);font-size:13px}.spec-table td:first-child{color:var(--text-muted);width:200px;font-weight:500}.section-title{font-size:13px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:24px 0 12px}.photo-grid{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.photo-thumb{position:relative}.photo-thumb img{width:100px;height:100px;object-fit:cover;border-radius:6px;border:1px solid var(--border)}.photo-thumb .delete-btn{position:absolute;top:2px;right:2px;background:#0000008c;color:#fff;border:none;border-radius:50%;width:20px;height:20px;font-size:12px;display:flex;align-items:center;justify-content:center;padding:0;cursor:pointer}.note-list{display:flex;flex-direction:column;gap:8px}.note-item{background:var(--surface2);border-radius:var(--radius);padding:10px 14px;border-left:3px solid var(--border)}.note-item.tag-broken_parts{border-color:var(--danger)}.note-item.tag-missing_components,.note-item.tag-missing_case{border-color:var(--warning)}.note-item.tag-other{border-color:var(--accent)}.tag-indicator{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--warning);color:#fff;font-size:11px;font-weight:800;cursor:default;position:relative;flex-shrink:0}.tag-indicator:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 6px);right:0;background:var(--surface);border:1px solid var(--border);color:var(--text);padding:5px 9px;border-radius:6px;font-size:11px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .15s;z-index:50;box-shadow:var(--shadow)}.tag-indicator:hover:after{opacity:1}.note-meta{font-size:11px;color:var(--text-muted);margin-bottom:4px}.note-content{font-size:13px}.checkout-table{width:100%;border-collapse:collapse;font-size:13px}.checkout-table th{text-align:left;padding:8px 10px;border-bottom:2px solid var(--border);color:var(--text-muted);font-weight:600;font-size:11px;text-transform:uppercase}.checkout-table td{padding:8px 10px;border-bottom:1px solid var(--border)}.checkout-table tr:hover td{background:#00000005}.sheet-tabs{display:flex;align-items:flex-end;gap:3px;margin-bottom:-1px;position:relative;z-index:1}.sheet-tab{padding:0 20px;border-radius:8px 8px 0 0;border:1px solid var(--border);cursor:pointer;font-size:14px;font-weight:500;white-space:nowrap;display:flex;align-items:center;transition:background .15s,color .15s;position:relative;-webkit-user-select:none;user-select:none}.sheet-tab.active{height:40px;background:var(--surface);color:var(--text);border-bottom-color:var(--surface);z-index:2}.sheet-tab.inactive{height:33px;background:var(--bg);color:var(--text-muted);z-index:1}.sheet-tab.inactive:hover{background:var(--surface2);color:var(--text)}.sheet-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);position:relative;z-index:0;overflow:hidden}.step-indicator{display:flex;gap:8px;margin-bottom:24px}.step{flex:1;text-align:center;padding:8px;border-radius:var(--radius);border:1px solid var(--border);font-size:12px;font-weight:600}.step.active{background:#5046e414;border-color:var(--accent);color:var(--accent)}.step.done{background:#2a7a501a;border-color:var(--success);color:var(--success)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}.modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;width:100%;max-width:480px;padding:24px;max-height:90vh;overflow-y:auto;box-shadow:0 8px 32px #00000026}.modal-title{font-size:18px;font-weight:700;margin-bottom:20px}.spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:32px;height:32px;animation:spin .7s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}.error-msg{color:var(--danger);font-size:13px;margin-top:8px}.success-msg{color:var(--success);font-size:13px;margin-top:8px}.row{display:flex;gap:12px;align-items:center}.flex-1{flex:1}#qr-reader{width:100%!important}#qr-reader video{border-radius:var(--radius)}