@import"https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Inter:wght@300;400;500&family=Noto+Sans+SC:wght@300;400;500;700&display=swap";:root{--bg: #f4f5f7;--surface: #ffffff;--surface2: #f0f1f4;--border: #dde0e8;--border2: #c8ccda;--text: #1a1d2e;--text2: #4a5068;--text3: #8b90a8;--accent: #4361ee;--accent2: #2d4fd4;--gold: #c47f00;--green: #1a8a56;--red: #d93025;--orange: #c05500;--purple: #6d3eb8;--radius: 10px;--radius-lg:14px;--shadow: 0 4px 24px rgba(0,0,0,.1);--shadow-sm:0 2px 8px rgba(0,0,0,.07);--font-display: "Syne", "Noto Sans SC", sans-serif;--font-body: "Noto Sans SC", system-ui, sans-serif;--font-mono: "Inter", system-ui, sans-serif;--font-mono-size: 13.5px;--font-mono-weight: 400}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:14px;scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}.app-shell{display:grid;grid-template-columns:220px 1fr;grid-template-rows:auto 1fr;min-height:100vh}.topbar{grid-column:1 / -1;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:0 24px;height:56px;box-shadow:var(--shadow-sm)}.topbar-logo{font-family:var(--font-display);font-size:17px;font-weight:800;letter-spacing:-.3px;color:var(--text);display:flex;align-items:center;gap:8px}.topbar-logo span{color:var(--accent)}.topbar-tag{font-size:11px;color:var(--text3);font-family:var(--font-mono);margin-left:4px}.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:16px 12px;display:flex;flex-direction:column;gap:4px;position:sticky;top:56px;height:calc(100vh - 56px);overflow-y:auto}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);cursor:pointer;font-size:13.5px;font-weight:500;color:var(--text2);transition:all .15s ease;text-decoration:none;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--surface2);color:var(--text)}.nav-item.active{background:#4361ee1a;color:var(--accent);font-weight:600}.nav-item .nav-icon{font-size:16px;width:20px;text-align:center;flex-shrink:0}.sidebar-section{font-size:10px;font-weight:700;letter-spacing:1.5px;color:var(--text3);text-transform:uppercase;padding:14px 12px 4px}.main-content{padding:24px;overflow-y:auto;background:var(--bg)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-title{font-family:var(--font-display);font-size:22px;font-weight:800;color:var(--text);letter-spacing:-.4px}.page-subtitle{font-size:12px;color:var(--text3);margin-top:2px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;margin-bottom:20px;box-shadow:var(--shadow-sm)}.panel-title{font-family:var(--font-display);font-size:13px;font-weight:700;color:var(--text2);text-transform:uppercase;letter-spacing:.8px;margin-bottom:16px;display:flex;align-items:center;gap:8px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:20px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px}.stat-card.accent:before{background:var(--accent)}.stat-card.green:before{background:var(--green)}.stat-card.red:before{background:var(--red)}.stat-card.gold:before{background:var(--gold)}.stat-card.purple:before{background:var(--purple)}.stat-card.orange:before{background:var(--orange)}.stat-label{font-size:11px;color:var(--text3);font-weight:600;letter-spacing:.5px;text-transform:uppercase;margin-bottom:6px}.stat-value{font-family:var(--font-mono);font-size:24px;font-weight:400;color:var(--text);line-height:1;letter-spacing:-.02em}.stat-value.accent{color:var(--accent)}.stat-value.green{color:var(--green)}.stat-value.red{color:var(--red)}.stat-value.gold{color:var(--gold)}.stat-sub{font-size:11px;color:var(--text3);margin-top:6px}.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:12.5px}thead{position:sticky;top:0;z-index:1}th{background:var(--surface2);padding:11px 12px;text-align:left;font-weight:600;color:var(--text2);font-size:11px;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;border-bottom:1px solid var(--border)}td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text);vertical-align:middle;font-weight:400}tr:last-child td{border-bottom:none}tbody tr{transition:background .1s ease}tbody tr:hover{background:#f7f8fc}tbody tr.selected{background:#4361ee0f}.mono{font-family:var(--font-mono);font-weight:var(--font-mono-weight);font-size:var(--font-mono-size);letter-spacing:-.01em}.text-right{text-align:right}.text-center{text-align:center}.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap}.badge-pending{background:#fff8e1;color:#8a6200;border:1px solid #f5d060}.badge-bought{background:#e8eeff;color:#2d4fd4;border:1px solid #aabaf8}.badge-done{background:#e6f9f0;color:#1a7a4a;border:1px solid #86d9b0}.badge-unpaid{background:#fdecea;color:#b71c1c;border:1px solid #f5a8a3}.badge-paid{background:#e6f9f0;color:#1a7a4a;border:1px solid #86d9b0}input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group.full{grid-column:1 / -1}label{font-size:12px;font-weight:600;color:var(--text2);letter-spacing:.3px}label .hint{font-weight:400;color:var(--text3)}input[type=text],input[type=number],input[type=date],input[type=url],select,textarea{background:#fff;border:1.5px solid var(--border2);border-radius:var(--radius);padding:10px 12px;font-size:13.5px;font-family:var(--font-body);color:var(--text);outline:none;transition:border-color .15s ease,box-shadow .15s ease;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4361ee1f}input::placeholder,textarea::placeholder{color:var(--text3)}textarea{resize:vertical;min-height:64px}.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:var(--radius);border:none;cursor:pointer;font-size:13px;font-weight:600;font-family:var(--font-body);transition:all .15s ease;white-space:nowrap}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent2);transform:translateY(-1px);box-shadow:0 4px 12px #4361ee4d}.btn-ghost{background:var(--surface);border:1.5px solid var(--border2);color:var(--text2)}.btn-ghost:hover:not(:disabled){border-color:var(--accent);color:var(--accent);background:#4361ee0d}.btn-danger{background:#fdecea;border:1.5px solid #f5a8a3;color:var(--red)}.btn-danger:hover:not(:disabled){background:#fbd8d6}.btn-success{background:#e6f9f0;border:1.5px solid #86d9b0;color:var(--green)}.btn-success:hover:not(:disabled){background:#cdf2e0}.btn-sm{padding:6px 12px;font-size:12px}.btn-icon{padding:6px 8px}.filter-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}.filter-bar input,.filter-bar select{padding:8px 12px;font-size:13px;min-width:0}.filter-bar input[type=text]{min-width:180px}.bulk-bar{display:flex;align-items:center;gap:12px;padding:10px 16px;background:#4361ee12;border:1.5px solid rgba(67,97,238,.25);border-radius:var(--radius);margin-bottom:12px;flex-wrap:wrap}.bulk-bar-count{font-size:13px;font-weight:600;color:var(--accent)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .15s ease}.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;width:100%;max-width:700px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow);animation:slideUp .2s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.modal-title{font-family:var(--font-display);font-size:18px;font-weight:800;color:var(--text)}@keyframes fadeIn{0%{opacity:0}}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}}.preview-box{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 20px;margin-top:20px}.preview-grid{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:14px}.preview-item{text-align:center;min-width:80px}.preview-label{font-size:11px;color:var(--text3)}.preview-value{font-family:var(--font-mono);font-size:17px;font-weight:400;color:var(--text);margin-top:3px;letter-spacing:-.01em}.preview-value.blue{color:var(--accent)}.preview-value.purple{color:var(--purple)}.preview-value.orange{color:var(--orange)}.preview-value.green{color:var(--green)}.oop-box{text-align:center;padding:12px 20px;border-radius:var(--radius);min-width:100px}.oop-box.pay{background:#fdecea;border:1px solid #f5a8a3}.oop-box.earn{background:#e6f9f0;border:1px solid #86d9b0}.oop-box.even{background:var(--surface2);border:1px solid var(--border)}.oop-value{font-family:var(--font-mono);font-size:26px;font-weight:400;letter-spacing:-.02em}.oop-value.pay{color:var(--red)}.oop-value.earn{color:var(--green)}.oop-value.even{color:var(--text3)}.pager{display:flex;justify-content:center;gap:6px;margin-top:16px;flex-wrap:wrap}.pager button{padding:6px 12px;border:1.5px solid var(--border2);border-radius:var(--radius);background:var(--surface);color:var(--text2);cursor:pointer;font-size:12px;font-family:var(--font-body);transition:all .15s ease}.pager button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.pager button:hover:not(.active):not(:disabled){border-color:var(--accent);color:var(--accent)}.pager button:disabled{opacity:.35;cursor:default}.empty-state{text-align:center;padding:60px 20px;color:var(--text3)}.empty-icon{font-size:48px;margin-bottom:12px}.empty-title{font-size:15px;font-weight:600;margin-bottom:4px;color:var(--text2)}.empty-text{font-size:13px}.cb-hint{background:#eef1ff;border:1px solid #c5cef8;border-radius:var(--radius);padding:12px 14px;font-size:13px;color:var(--text2);margin-top:12px}.divider{border:none;border-top:1px solid var(--border);margin:20px 0}.text-green{color:var(--green)}.text-red{color:var(--red)}.text-gold{color:var(--gold)}.text-accent{color:var(--accent)}.text-muted{color:var(--text3)}.flex{display:flex}.items-center{align-items:center}.gap-2{gap:8px}.gap-3{gap:12px}.ml-auto{margin-left:auto}.mb-4{margin-bottom:16px}.mt-4{margin-top:16px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text3)}@media (max-width: 768px){.app-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-240px;top:56px;height:calc(100vh - 56px);width:220px;z-index:200;transition:left .25s ease;box-shadow:var(--shadow)}.sidebar.open{left:0}.main-content{padding:16px}.stat-grid{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.modal{padding:20px}}.spinner{width:18px;height:18px;border:2px solid var(--border2);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.loading-center{display:flex;justify-content:center;align-items:center;padding:48px;gap:12px;color:var(--text3)}.rate-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.rate-chip{padding:4px 11px;border-radius:999px;border:1px solid var(--border2);background:var(--surface);color:var(--text2);font-size:12px;font-family:var(--font-mono);cursor:pointer;transition:all .15s;line-height:1.5}.rate-chip:hover{border-color:var(--accent);color:var(--accent)}.rate-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.badge-draft{background:var(--surface2);color:var(--text2);border:1px solid var(--border2)}.badge-void{background:#f1f1f4;color:#8b90a8;border:1px solid #d5d7e0;text-decoration:line-through}.badge-stock{background:#e6f4f9;color:#0b6a8a;border:1px solid #8fcde3}.badge-returned{background:#fff1e6;color:#a34700;border:1px solid #f5b98a}.sn-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;border:1px solid var(--border2);background:var(--surface);font-family:var(--font-mono);font-size:12px;color:var(--text);cursor:pointer;transition:all .15s}.sn-chip:hover{border-color:var(--accent);color:var(--accent)}.sn-chip .sn-dot{width:7px;height:7px;border-radius:50%;background:var(--text3);flex-shrink:0}.sn-chip.s-已出货 .sn-dot{background:var(--accent)}.sn-chip.s-在库 .sn-dot{background:#0b6a8a}.sn-chip.s-已退回 .sn-dot{background:var(--orange)}.sn-chip.s-售后中 .sn-dot{background:var(--gold)}.sn-chip .sn-meta{font-size:11px;color:var(--text3);font-family:var(--font-body)}.item-card{border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;margin-bottom:12px;background:var(--surface2)}.item-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:8px;flex-wrap:wrap}.item-card-title{font-weight:700;font-size:13px;color:var(--text2)}.sn-textarea{font-family:var(--font-mono);font-size:12.5px;min-height:96px;line-height:1.7}.sn-check{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:8px;font-size:12px}.sn-check .ok{color:var(--green)}.sn-check .new{color:var(--accent)}.sn-check .bad{color:var(--red);font-weight:600}.sn-check .dup{color:var(--orange);font-weight:600}.sn-conflicts{margin-top:8px;background:#fdecea;border:1px solid #f5a8a3;border-radius:var(--radius);padding:10px 12px;font-size:12px;color:var(--red);white-space:pre-wrap;font-family:var(--font-mono)}.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}.photo-thumb{position:relative;aspect-ratio:1;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:var(--surface2)}.photo-thumb img{width:100%;height:100%;object-fit:cover;display:block;cursor:zoom-in}.photo-thumb .photo-del{position:absolute;top:4px;right:4px;background:#0000008c;color:#fff;border:none;border-radius:6px;padding:2px 7px;font-size:11px;cursor:pointer}.photo-upload{border:1.5px dashed var(--border2);border-radius:var(--radius);padding:14px;text-align:center;color:var(--text3);font-size:12px;cursor:pointer;aspect-ratio:1;display:flex;align-items:center;justify-content:center}.photo-upload:hover{border-color:var(--accent);color:var(--accent)}.timeline{display:flex;flex-direction:column;gap:10px}.timeline-item{display:grid;grid-template-columns:150px 90px 1fr;gap:10px;font-size:12.5px;align-items:baseline}.timeline-time{color:var(--text3);font-family:var(--font-mono);font-size:11.5px}.timeline-action{font-weight:600;color:var(--text2)}.timeline-detail{color:var(--text2);white-space:pre-wrap;word-break:break-all}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e0;z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px;cursor:zoom-out}.lightbox img{max-width:100%;max-height:100%;object-fit:contain;border-radius:6px}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px 20px}.info-label{font-size:11px;color:var(--text3);font-weight:600;letter-spacing:.4px;text-transform:uppercase;margin-bottom:3px}.info-value{font-size:13.5px;color:var(--text);word-break:break-all}.lookup-box{display:flex;gap:10px;align-items:stretch}.lookup-box input{font-family:var(--font-mono);font-size:16px;padding:12px 14px;letter-spacing:.5px}.print-only,.print-only-cell{display:none}@media print{.topbar,.sidebar,nav,.print-hide,.btn,.pager{display:none!important}.app-shell{display:block}.main-content{padding:0;background:#fff;overflow:visible}.panel{box-shadow:none;border:1px solid #aaa;break-inside:avoid;margin-bottom:12px}.print-only{display:block}.print-only-cell{display:table-cell}body{background:#fff;color:#000}table{font-size:11.5px}.sn-chip{border-color:#aaa;color:#000}a{color:inherit;text-decoration:none}@page{margin:14mm}}.scanner-modal{max-width:560px}.scanner-video-wrap{position:relative;background:#000;border-radius:var(--radius);overflow:hidden;height:min(62vh,520px)}.scanner-video{width:100%;height:100%;object-fit:cover;display:block}.scanner-frame{position:absolute;left:8%;right:8%;top:27%;bottom:27%;border:2px solid rgba(255,255,255,.9);border-radius:10px;box-shadow:0 0 0 9999px #00000059;pointer-events:none;transition:border-color .15s}.scanner-video-wrap.hit .scanner-frame{border-color:#3dd68c;box-shadow:0 0 0 9999px #00000059,0 0 18px #3dd68c}.scanner-tip{position:absolute;left:0;right:0;top:8px;text-align:center;color:#ffffffd9;font-size:12px;text-shadow:0 1px 2px #000}.scanner-tools{position:absolute;right:8px;bottom:8px;display:flex;gap:8px;align-items:center}.scanner-tools .btn{background:#0000008c;color:#fff;border-color:#fff6}.scanner-last{position:absolute;left:10px;bottom:10px;background:#1a8a56eb;color:#fff;padding:4px 10px;border-radius:6px;font-family:var(--font-mono);font-size:13px}.sidebar-toggle,.bottom-nav{display:none}@media (max-width: 768px){.sidebar-toggle{display:inline-flex}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:210;display:flex;background:var(--surface);border-top:1px solid var(--border);padding:6px 4px calc(6px + env(safe-area-inset-bottom));box-shadow:0 -4px 16px #0000000f}.bottom-nav a,.bottom-nav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 0;border:none;background:none;color:var(--text2);font-size:11px;font-family:var(--font-body);text-decoration:none}.bottom-nav .nav-icon{font-size:20px}.bottom-nav a.active{color:var(--accent);font-weight:600}.main-content{padding-bottom:84px}.mobile-hide{display:none!important}.page-header{margin-bottom:14px}.page-title{font-size:19px}.panel{padding:14px}.btn{padding:9px 12px}.modal{padding:16px;border-radius:12px}input[type=text],input[type=number],input[type=date],input[type=url],select,textarea{font-size:16px}.sn-textarea{min-height:120px}.stat-grid{gap:10px}.stat-card{padding:12px}.stat-value{font-size:20px}}.card-grid{display:grid;grid-template-columns:1fr;gap:10px}@media (min-width: 900px){.card-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1400px){.card-grid{grid-template-columns:repeat(3,1fr)}}.row-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:12px 14px;box-shadow:var(--shadow-sm)}.row-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.row-card-title{font-weight:700;font-size:14px;line-height:1.4;word-break:break-word}.row-card-click{cursor:pointer}.row-card-click:active{opacity:.7}.row-card-line{font-size:12px;color:var(--text2);margin-top:2px;word-break:break-word}.row-card-badges{display:flex;flex-direction:column;gap:4px;align-items:flex-end;flex-shrink:0}.row-metrics{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:8px}.row-metric .l{font-size:10.5px;color:var(--text3);text-transform:uppercase;letter-spacing:.3px}.row-metric .v{font-family:var(--font-mono);font-size:15px;font-weight:500}.row-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:14px 0 8px}.section-head .panel-title{margin-bottom:0}@media (max-width: 768px){.modal-overlay{align-items:flex-end;padding:0}.modal{max-width:100%;border-radius:16px 16px 0 0;max-height:92vh}.btn{min-height:40px}.btn-sm{min-height:36px}.row-actions .btn{flex:1 1 auto;justify-content:center}.filter-bar input[type=text]{min-width:0;width:100%}.filter-bar select{flex:1 1 45%}.lookup-box{flex-direction:column}}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg)}.login-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px 24px;box-shadow:var(--shadow)}.photo-tag{position:absolute;left:0;right:0;bottom:0;background:#0009;color:#fff;font-size:9px;font-family:var(--font-mono);text-align:center;padding:1px 0}