:root{--bg: #f8fafc;--panel: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--danger: #dc2626}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}button{font:inherit;cursor:pointer;border:1px solid var(--border);background:#fff;border-radius:8px;padding:7px 12px;transition:background .12s,border .12s}button:hover{background:#f1f5f9}button.primary{background:var(--primary);color:#fff;border-color:var(--primary)}button.primary:hover{background:#1d4ed8}button.danger{color:var(--danger);border-color:#fecaca}button.danger:hover{background:#fef2f2}button.block{width:100%}button.icon{padding:3px 7px;border:none;background:transparent}input,textarea,select{font:inherit;width:100%;padding:7px 9px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text)}input:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--primary)}label{display:block;font-size:12px;color:var(--muted);margin:8px 0 3px}.app{display:flex;height:100%}.mobile-header{display:none}.hamburger{font-size:20px;padding:4px 12px;line-height:1}.mh-title{font-weight:700}.mh-wh{margin-left:auto;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:45%}.sidebar-overlay{display:none}.sidebar{width:260px;min-width:260px;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:14px;gap:10px}.brand{font-size:17px;font-weight:700;margin-bottom:4px}.wh-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px}.wh-item{position:relative;border:1px solid var(--border);border-radius:10px;padding:10px;cursor:pointer}.wh-item:hover{border-color:#cbd5e1}.wh-item.active{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary)}.wh-name{font-weight:600}.wh-meta{font-size:12px;color:var(--muted);margin:3px 0 6px}.wh-item .icon.danger{position:absolute;top:6px;right:6px;color:var(--danger)}.wh-chips{display:flex;flex-wrap:wrap;gap:4px;margin-top:7px}.wh-chip{font-size:11px;background:#f1f5f9;border:1px solid var(--border);border-radius:6px;padding:1px 6px;white-space:nowrap}.bar{height:6px;background:#eef2f7;border-radius:4px;overflow:hidden}.bar-fill{height:100%;background:var(--primary)}.empty{color:var(--muted);font-size:13px;text-align:center;padding:20px 0}.notif-btn{display:flex;align-items:center;gap:6px;justify-content:center}.notif-btn.has{border-color:#fca5a5}.notif-btn b{background:var(--danger);color:#fff;border-radius:10px;padding:0 7px;font-size:12px}.main{flex:1;display:flex;flex-direction:column;overflow:hidden}.placeholder{margin:auto;text-align:center;color:var(--muted);max-width:420px}.placeholder h2{color:var(--text)}.topbar{padding:12px 18px;border-bottom:1px solid var(--border);background:var(--panel);display:flex;align-items:center;gap:18px}.topbar h1{font-size:18px;margin:0;cursor:pointer}.floors{display:flex;gap:6px;flex-wrap:wrap}.wh-totals{margin-left:auto;display:flex;gap:8px}.tot{display:flex;align-items:center;gap:5px;background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:5px 10px}.tot-ico{font-size:15px}.tot b{font-size:16px;color:var(--text)}.tot-lbl{font-size:11px;color:var(--muted)}.floor-tab{border-radius:999px;padding:5px 14px}.floor-tab.active{background:var(--text);color:#fff;border-color:var(--text)}.floor-tab.add{border-style:dashed;color:var(--muted)}.workspace{flex:1;display:flex;overflow:hidden}.canvas-area{flex:1;display:flex;flex-direction:column;padding:14px 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var(--primary)}.rack-shelf-top{display:flex;align-items:center;gap:5px;font-size:12px}.rack-lv{background:#0f172a;color:#fff;border-radius:4px;padding:0 5px;font-size:10px}.rack-name{flex:1;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rack-pct{color:var(--muted)}.rack-bar{height:5px;background:#e2e8f0;border-radius:3px;margin:5px 0 3px;overflow:hidden}.rack-bar-fill{height:100%;background:var(--primary)}.rack-shelf-meta{font-size:11px;color:var(--muted)}.rack-base{text-align:center;font-size:10px;color:#94a3b8;letter-spacing:1px;margin-top:6px}.admin-page{height:100%;display:flex;flex-direction:column;background:var(--bg)}.admin-head{display:flex;align-items:center;gap:14px;padding:14px 20px;background:var(--panel);border-bottom:1px solid var(--border)}.admin-head h1{font-size:18px;margin:0}.admin-head .dim{margin-left:auto}.admin-scroll{flex:1;overflow-y:auto;padding:18px 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12px;background:var(--panel);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:30}.sidebar{position:fixed;top:0;left:0;bottom:0;width:82%;max-width:320px;transform:translate(-100%);transition:transform .22s ease;z-index:45;box-shadow:2px 0 16px #0003}.sidebar.open{transform:translate(0)}.sidebar-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;z-index:40}.main{min-height:0}.topbar{flex-wrap:wrap;gap:8px;padding:10px 12px}.topbar h1{font-size:16px}.floors{overflow-x:auto;flex-wrap:nowrap;max-width:100%;padding-bottom:4px;-webkit-overflow-scrolling:touch}.floor-tab{white-space:nowrap}.wh-totals{margin-left:0;width:100%;overflow-x:auto;padding-bottom:4px}.workspace{flex-direction:column;overflow-y:auto}.canvas-area{flex:none;overflow:visible;padding:10px 12px}.editor-canvas-wrap{flex:none}.canvas-scroll{flex:none;height:58vh;max-height:none}.inspector{flex:none;width:auto;min-width:0;border-left:none;border-top:1px solid var(--border);max-height:none;overflow:visible}.canvas-with-rack{flex-direction:column}.rack-rail{width:auto;min-width:0;flex-direction:column}.rack-body{flex-direction:row;overflow-x:auto;gap:8px}.rack-shelf{min-width:128px}.rack-base{display:none}.mode-switch{flex-wrap:wrap}.level-selector{overflow-x:auto}.admin-body{flex-direction:column}.admin-users{width:auto;min-width:0}.admin-scroll{padding:12px}.wh-users{flex-direction:column;gap:10px}button,input,select,textarea{min-height:40px}.chip,.level-chip,.floor-tab,button.icon,.chip-x,.kind-btn{min-height:0}.modal{width:94vw}}@media (max-width: 480px){.canvas-scroll{max-height:52vh}.stat-rows{font-size:12px}.wh-totals .tot-lbl{display:none}}