:root{--ink:#17201d;--muted:#6f7d78;--paper:#f4f1e9;--panel:#fffefa;--line:#dfded7;--brand:#123b33;--brand-2:#1e6655;--accent:#dd7b45;--green:#16805f;--red:#b6473d;--amber:#a16a16;--shadow:0 15px 42px rgba(24,43,37,.08);font-family:Inter,"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-width:320px;background:radial-gradient(circle at 80% -10%,rgba(221,123,69,.12),transparent 28rem),var(--paper)}button,input{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:248px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:var(--brand);color:#fff;padding:28px 18px 22px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;align-items:center;gap:12px;padding:0 9px 30px}.brand-mark{width:42px;height:42px;border:1px solid rgba(255,255,255,.3);display:grid;place-items:center;font:700 21px Georgia,serif;background:rgba(255,255,255,.08)}.brand strong{display:block;font-size:17px;letter-spacing:.08em}.brand span{display:block;color:#aebfb9;font-size:11px;margin-top:4px;letter-spacing:.15em}.nav{display:grid;gap:7px}.nav-item{border:0;border-left:3px solid transparent;background:transparent;color:#b8c7c2;display:flex;align-items:center;gap:13px;text-align:left;padding:13px 14px;border-radius:0 8px 8px 0;cursor:pointer;transition:.18s}.nav-item span{font-size:20px;width:22px}.nav-item:hover{color:#fff;background:rgba(255,255,255,.06)}.nav-item.active{border-left-color:#e99a6f;background:rgba(255,255,255,.1);color:#fff}.scan-nav{margin-top:13px;border:1px solid rgba(255,255,255,.12);border-left-width:3px}.sidebar-foot{margin-top:auto;padding:18px 10px 2px;border-top:1px solid rgba(255,255,255,.12)}.sidebar-foot small{display:block;color:#8fa59e;font-size:10px;margin-top:10px}.live-dot{display:flex;align-items:center;gap:8px;color:#c9d5d1;font-size:11px}.live-dot i{width:8px;height:8px;background:#70d3a5;border-radius:50%;box-shadow:0 0 0 4px rgba(112,211,165,.12)}.live-dot.offline i{background:#e59589}.workspace{padding:31px clamp(22px,4vw,58px) 60px;min-width:0}.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}.eyebrow,.kicker{font-size:10px;letter-spacing:.2em;color:var(--accent);font-weight:800;margin:0 0 7px}.topbar h1{font-family:Georgia,"Noto Serif SC",serif;font-size:30px;line-height:1.1;margin:0}.page-subtitle{margin:8px 0 0;color:var(--muted);font-size:13px}.top-actions{display:flex;gap:10px}.btn{border:1px solid transparent;border-radius:8px;min-height:40px;padding:9px 15px;font-weight:700;font-size:13px;cursor:pointer;text-decoration:none;display:inline-flex;justify-content:center;align-items:center;gap:7px;transition:.16s}.btn:hover{transform:translateY(-1px)}.btn.primary{background:var(--brand);color:#fff;box-shadow:0 7px 18px rgba(18,59,51,.16)}.btn.primary:hover{background:var(--brand-2)}.btn.secondary{border-color:var(--line);background:rgba(255,255,255,.6);color:var(--ink)}.btn.full{width:100%;margin-top:20px}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.view{display:none}.view.active{display:block}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.metric-card{position:relative;background:var(--panel);border:1px solid var(--line);padding:20px;min-height:135px;box-shadow:0 8px 28px rgba(24,43,37,.04);overflow:hidden}.metric-card:after{content:"";position:absolute;top:0;right:0;width:54px;height:3px;background:var(--card-accent,var(--brand))}.metric-card span{color:var(--muted);font-size:12px}.metric-card strong{display:block;font-family:Georgia,"Noto Serif SC",serif;font-size:29px;margin-top:17px;white-space:nowrap}.metric-card strong small{font:500 12px Inter,sans-serif;color:var(--muted)}.metric-card p{font-size:11px;color:var(--muted);margin:10px 0 0}.metric-card.alert{--card-accent:var(--accent)}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(270px,.75fr);gap:18px}.panel{background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);padding:21px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:17px}.panel h2{font-size:17px;margin:0}.text-btn{border:0;background:none;color:var(--brand-2);font-weight:700;font-size:12px;cursor:pointer;padding:5px}.table-wrap{width:100%;overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px;white-space:nowrap}th{padding:10px 11px;text-align:left;color:#82908a;text-transform:uppercase;font-size:9px;letter-spacing:.12em;border-bottom:1px solid var(--line);font-weight:800}td{padding:12px 11px;border-bottom:1px solid #eceae4;vertical-align:middle}tbody tr:hover{background:#faf8f2}.num{text-align:right;font-variant-numeric:tabular-nums}.item-main{font-weight:800}.item-sub{display:block;color:var(--muted);font-size:10px;margin-top:3px}.code-chip{display:inline-flex;padding:4px 7px;background:#e9efec;color:var(--brand);border-radius:4px;font:800 10px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.03em}.status-pill{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:10px;font-weight:800}.status-pill.ok{background:#e7f3ed;color:var(--green)}.status-pill.low{background:#fff0e9;color:var(--red)}.row-actions{display:flex;justify-content:flex-end;gap:4px}.icon-btn{width:34px;height:34px;border:1px solid var(--line);background:#fff;border-radius:7px;display:grid;place-items:center;cursor:pointer;color:var(--brand)}.icon-btn:hover{border-color:#9caaa5;background:#f8faf9}.activity-list{display:grid}.activity{display:grid;grid-template-columns:34px 1fr;gap:11px;padding:12px 0;border-bottom:1px solid #eceae4}.activity:last-child{border-bottom:0}.activity-icon{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#e8f3ee;color:var(--green);font-weight:900}.activity.out .activity-icon{background:#fff0e9;color:var(--red)}.activity.import .activity-icon{background:#eeeae2;color:#776d5f}.activity strong{font-size:12px}.activity p{font-size:11px;color:var(--muted);margin:4px 0 0;line-height:1.5}.empty-row,.loading-row{text-align:center;color:var(--muted);padding:28px!important}.inventory-toolbar{display:flex;align-items:center;gap:15px;margin-bottom:18px}.search-box{flex:1;display:flex;align-items:center;gap:9px;border:1px solid var(--line);background:#fff;padding:0 12px;border-radius:8px;max-width:570px}.search-box span{font-size:19px;color:var(--muted)}.search-box input{border:0;outline:0;width:100%;padding:11px 0;background:transparent;font-size:13px}.switch-label{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px;cursor:pointer}.switch-label input{position:absolute;opacity:0}.switch-label span{width:31px;height:18px;border-radius:20px;background:#cfd6d3;position:relative;transition:.2s}.switch-label span:after{content:"";position:absolute;left:3px;top:3px;width:12px;height:12px;border-radius:50%;background:#fff;transition:.2s}.switch-label input:checked+span{background:var(--brand-2)}.switch-label input:checked+span:after{transform:translateX(13px)}.pagination{display:flex;justify-content:space-between;align-items:center;padding-top:15px;color:var(--muted);font-size:11px}.pagination div{display:flex;gap:6px}.scan-grid{display:grid;grid-template-columns:minmax(300px,.75fr) minmax(380px,1.25fr);gap:18px}.scan-entry-panel{align-self:start}.muted{color:var(--muted);font-size:12px;line-height:1.7}.lookup-row{display:flex;gap:8px;margin:18px 0 14px}.lookup-row input{min-width:0;flex:1;border:1px solid var(--line);padding:12px;border-radius:8px;font:800 15px ui-monospace,Consolas,monospace;letter-spacing:.05em;text-transform:uppercase;outline:none}.lookup-row input:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(30,102,85,.1)}.camera-button{width:100%;min-height:128px;border:1px dashed #aebdb8;background:#f9faf7;border-radius:9px;color:var(--brand);display:grid;place-items:center;align-content:center;gap:5px;cursor:pointer}.camera-button span{font-size:28px}.camera-button strong{font-size:13px}.camera-button small{color:var(--muted)}.scan-tip{margin-top:13px;padding:10px;background:#f1eee6;color:#746d60;font-size:10px;line-height:1.5}.camera-box{position:relative;background:#101714;overflow:hidden;border-radius:9px;margin-top:12px;aspect-ratio:4/3}.camera-box video{width:100%;height:100%;object-fit:cover}.scan-line{position:absolute;left:12%;right:12%;top:50%;height:2px;background:#ec8c5b;box-shadow:0 0 12px #ec8c5b;animation:scan 2s infinite alternate}.camera-close{position:absolute;right:10px;top:10px;border:0;border-radius:6px;background:rgba(0,0,0,.58);color:#fff;padding:7px 10px;cursor:pointer}@keyframes scan{from{transform:translateY(-80px)}to{transform:translateY(80px)}}.transaction-panel{min-height:480px}.empty-state{text-align:center;min-height:430px;display:grid;place-items:center;align-content:center;color:var(--muted)}.empty-state .empty-icon{width:64px;height:64px;border:1px dashed #aeb9b5;display:grid;place-items:center;font-size:28px;margin-bottom:13px}.empty-state h3{margin:0;color:var(--ink);font-size:15px}.empty-state p{font-size:11px;max-width:300px;line-height:1.6}.selected-item{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:16px}.selected-item h2{margin:9px 0 4px;font-size:20px}.selected-item p{color:var(--muted);font-size:11px;margin:0}.stock-balance{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line);margin-bottom:18px}.stock-balance div{padding:19px 15px 18px 0}.stock-balance span{display:block;color:var(--muted);font-size:10px}.stock-balance strong{font-family:Georgia,serif;font-size:24px;display:block;margin-top:7px}.stock-balance strong:after{content:""}.segmented{display:grid;grid-template-columns:1fr 1fr;background:#efeee8;padding:4px;border-radius:8px;margin-bottom:17px}.segmented input{position:absolute;opacity:0}.segmented span{display:block;text-align:center;padding:9px;border-radius:6px;color:var(--muted);font-size:12px;font-weight:800;cursor:pointer}.segmented input:checked+span{background:#fff;color:var(--brand);box-shadow:0 2px 8px rgba(0,0,0,.07)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid.compact{gap:12px}.form-grid label{display:grid;gap:6px}.form-grid label>span{color:var(--muted);font-size:11px}.form-grid b{color:var(--red)}.form-grid input{width:100%;border:1px solid var(--line);background:#fff;border-radius:7px;padding:10px;outline:none;font-size:13px}.form-grid input:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(30,102,85,.08)}.span-2{grid-column:1/-1}.modal{border:0;padding:0;background:transparent;max-width:min(720px,calc(100vw - 28px));width:100%}.modal::backdrop{background:rgba(11,28,24,.56);backdrop-filter:blur(3px)}.modal-card{background:var(--panel);padding:24px;border:1px solid var(--line);box-shadow:0 24px 80px rgba(0,0,0,.2);max-height:calc(100vh - 32px);overflow:auto}.modal-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:8px}.modal-head h2{margin:0;font-size:19px}.close-btn{border:0;background:#efeee8;width:32px;height:32px;border-radius:50%;cursor:pointer;font-size:20px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px}.label-modal{max-width:560px}.print-label{width:94mm;min-height:54mm;border:1px solid #222;margin:22px auto 8px;padding:6mm;background:#fff;color:#111;text-align:center}.label-brand{font-size:10px;letter-spacing:.18em;border-bottom:1px solid #111;padding-bottom:4px}.label-product{font-size:19px;font-weight:900;margin:8px 0 2px}.label-meta{font-size:10px;min-height:14px}.print-label svg{width:100%;height:67px;margin-top:5px}.label-code{font:800 12px ui-monospace,Consolas,monospace;letter-spacing:.15em}.toast{position:fixed;right:24px;bottom:24px;max-width:min(390px,calc(100vw - 30px));background:var(--brand);color:#fff;padding:13px 16px;border-radius:8px;box-shadow:0 12px 38px rgba(0,0,0,.22);font-size:12px;z-index:100;opacity:0;transform:translateY(14px);pointer-events:none;transition:.22s}.toast.show{opacity:1;transform:none}.toast.error{background:var(--red)}.hidden{display:none!important}.mobile-menu,.mobile-only,.mobile-backdrop{display:none}.skeleton{background:linear-gradient(90deg,#f4f2ec 25%,#fff 50%,#f4f2ec 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}@keyframes shimmer{to{background-position:-200% 0}}
@media(max-width:1050px){.metric-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid,.scan-grid{grid-template-columns:1fr}.transaction-panel{min-height:unset}.empty-state{min-height:260px}.scan-entry-panel{order:0}.transaction-panel{order:1}.inventory-table{font-size:11px}}
@media(max-width:760px){.app-shell{display:block}.sidebar{position:fixed;left:0;transform:translateX(-105%);width:250px;transition:.22s;box-shadow:12px 0 40px rgba(0,0,0,.18)}body.menu-open .sidebar{transform:none}.mobile-backdrop{display:block;position:fixed;inset:0;background:rgba(10,25,21,.45);z-index:15;opacity:0;pointer-events:none;transition:.22s}body.menu-open .mobile-backdrop{opacity:1;pointer-events:auto}.workspace{padding:22px 15px 45px}.topbar{align-items:flex-start;margin-bottom:20px}.topbar>div:first-child{padding-left:42px;position:relative}.mobile-menu{display:block;position:absolute;left:0;top:7px;border:0;background:transparent;font-size:24px;color:var(--brand)}.topbar h1{font-size:24px}.page-subtitle{display:none}.desktop-only{display:none!important}.mobile-only{display:inline-flex}.metric-grid{grid-template-columns:1fr 1fr;gap:9px}.metric-card{min-height:116px;padding:15px}.metric-card strong{font-size:22px}.dashboard-grid{gap:12px}.panel{padding:15px}.inventory-toolbar{align-items:stretch;flex-wrap:wrap}.search-box{max-width:none;flex-basis:100%}.scan-grid{display:block}.scan-entry-panel{margin-bottom:12px}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.stock-balance div{padding-right:6px}.selected-item{gap:10px}.top-actions .btn{padding-inline:11px}.label-modal .modal-card{padding:15px}.print-label{width:100%;min-height:auto}.toast{right:15px;bottom:15px}}
@media(max-width:440px){.metric-grid{grid-template-columns:1fr}.metric-card{min-height:100px}.metric-card strong{margin-top:10px}.inventory-toolbar .switch-label{margin-right:auto}.topbar .eyebrow{display:none}.topbar>div:first-child{padding-top:5px}.top-actions{position:absolute;right:15px;top:19px}.top-actions .btn{font-size:0;width:40px}.top-actions .btn:before{content:"＋";font-size:18px}.workspace{padding-top:18px}}
@media print{body *{visibility:hidden}.label-modal[open],.label-modal[open] *,.print-label,.print-label *{visibility:visible}.label-modal{position:absolute;inset:0;max-width:none;width:100%;background:#fff}.label-modal .modal-card{box-shadow:none;border:0;padding:0;overflow:visible}.print-label{position:absolute;left:0;top:0;margin:0}.no-print{display:none!important}}