:root{--ink: #19252d;--ink-soft: #52616b;--muted: #71808b;--line: #dce4e7;--line-light: #edf1f2;--surface: #ffffff;--canvas: #f3f6f5;--canvas-deep: #e8eeeb;--brand: #087b70;--brand-deep: #065c54;--brand-pale: #e2f2ee;--amber: #c77b18;--danger: #b63b37;--shadow: 0 18px 44px rgba(19, 43, 43, .07);--radius: 18px}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{min-width:320px;color:var(--ink);background:var(--canvas);font-family:Source Han Sans SC,PingFang SC,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.56}img{display:block;max-width:100%}.icon{display:block;flex:0 0 auto}.app-shell{min-height:100vh;display:grid;grid-template-columns:252px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;padding:28px 16px 18px;display:flex;flex-direction:column;color:#e9f2f0;background:#102a2a}.brand{display:flex;align-items:center;gap:11px;padding:0 10px 30px}.brand-mark{width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.18);border-radius:13px;color:#0a534d;background:#d8ebe5;font-family:DM Mono,monospace;font-size:14px;font-weight:500;letter-spacing:-.07em}.brand-mark span{transform:translate(-1px)}.brand-title{color:#fff;font-size:16px;font-weight:700;letter-spacing:.01em}.brand-subtitle{margin-top:2px;color:#97b3ae;font-size:11px;letter-spacing:.08em}.nav-list{display:flex;flex-direction:column;gap:5px}.nav-link{display:flex;align-items:center;gap:12px;min-height:46px;padding:0 13px;border:1px solid transparent;border-radius:11px;color:#b9cdca;font-size:14px;font-weight:500;transition:background .18s ease,color .18s ease}.nav-link:hover{color:#fff;background:#ffffff0f}.nav-link.active{color:#fff;border-color:#9fe2d12b;background:#489d8f42;box-shadow:inset 3px 0 #8ed9c9}.sidebar-footer{margin-top:auto;padding:18px 8px 0;border-top:1px solid rgba(255,255,255,.1)}.sidebar-user{display:flex;gap:10px;align-items:center;min-width:0}.sidebar-user>span:last-child{min-width:0;display:grid}.sidebar-user strong{overflow:hidden;color:#fff;font-size:13px;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.sidebar-user small{margin-top:2px;color:#9bb5b0;font-size:11px}.user-avatar{width:29px;height:29px;display:inline-grid;place-items:center;flex:0 0 auto;border-radius:50%;color:#075c54;background:#d9eee8;font-size:12px;font-weight:800}.sidebar-logout{display:flex;align-items:center;gap:8px;width:100%;margin-top:17px;padding:0;border:0;color:#a9c1bd;background:transparent;font-size:12px}.sidebar-logout:hover{color:#fff}.main-panel{min-width:0;padding:0 clamp(20px,4vw,60px) 50px}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}.topbar-context{display:flex;align-items:center;gap:9px;color:var(--ink-soft);font-size:13px;font-weight:600}.topbar-context span:first-child{color:var(--brand);letter-spacing:.08em}.topbar-divider{color:#a7b3b5}.topbar-actions,.inline-actions,.page-header-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.user-chip{display:flex;align-items:center;gap:8px;padding-right:4px;color:#3f5057;font-size:13px;font-weight:600}.mobile-menu-button{display:none}.page-body,.stack{display:flex;flex-direction:column;gap:20px}.page-body{padding-top:34px}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:18px}.page-header h1{margin:0;color:#16252b;font-size:clamp(25px,2.3vw,32px);letter-spacing:-.035em;line-height:1.2}.page-header p{margin:9px 0 0;color:var(--muted);font-size:14px}.panel,.product-list-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.panel{padding:22px}.panel-subtle{background:#f8fbfa;box-shadow:none}.panel-header,.product-list-header{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}.panel-header h2,.content-stack h3,.product-list-header h2{margin:0;font-size:16px}.product-list-header h2{color:#27363b}.product-list-header span{margin-top:4px;display:block;color:var(--muted);font-size:13px}.product-list-header strong{color:var(--brand);font-family:DM Mono,monospace}.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:0 14px;border:1px solid transparent;border-radius:10px;font-size:13px;font-weight:600;transition:transform .15s ease,background .15s ease,border-color .15s ease}.button:not(:disabled):hover{transform:translateY(-1px)}.button-primary{color:#fff;background:var(--brand);box-shadow:0 5px 14px #087b702b}.button-primary:hover{background:var(--brand-deep)}.button-secondary{border-color:var(--line);color:#405158;background:#fff}.button-secondary:hover{border-color:#b9ccca;background:#f9fbfb}.button-block{width:100%}.text-link{padding:0;border:0;color:var(--brand);background:none;font-size:13px;font-weight:600}.text-link:hover{color:var(--brand-deep);text-decoration:underline}.text-link.danger,.form-error,.danger{color:var(--danger)}.muted,.list-meta,.stat-note{color:var(--muted)}label{display:flex;flex-direction:column;gap:7px}label span{color:var(--ink-soft);font-size:12px;font-weight:600}input,select,textarea{width:100%;min-height:43px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;outline:none;color:var(--ink);background:#fff;font-size:14px;transition:border-color .15s ease,box-shadow .15s ease}input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px #087b701f}textarea{resize:vertical}.filter-grid,.form-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.compact-form{grid-template-columns:repeat(5,minmax(0,1fr))}.full-width{grid-column:1 / -1}.checkbox-field{flex-direction:row;align-items:center;align-self:end;gap:10px}.checkbox-field input{width:auto;min-height:0}.product-search-panel{overflow:hidden;border:1px solid #c9ded9;border-radius:var(--radius);background:#fff;box-shadow:0 14px 34px #0b433b0d}.search-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;padding:18px 18px 13px}.search-input-wrap{display:flex;align-items:center;gap:10px;min-width:0;padding:0 14px;border:1px solid #bdcfca;border-radius:11px;color:#80918f;background:#fff;transition:border-color .15s ease,box-shadow .15s ease}.search-input-wrap:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px #087b701c}.search-input-wrap input{min-width:0;padding:0;border:0;box-shadow:none!important}.search-submit{min-width:92px}.filter-toggle .icon:last-child{margin-left:1px}.category-tabs{display:flex;align-items:center;gap:4px;padding:0 18px 15px;border-bottom:1px solid var(--line-light);overflow-x:auto}.category-tabs button{position:relative;flex:0 0 auto;padding:9px 13px;border:0;border-radius:8px;color:#66777b;background:transparent;font-size:13px;font-weight:600}.category-tabs button:hover{color:var(--brand);background:#f2f8f6}.category-tabs button.active{color:var(--brand);background:var(--brand-pale)}.advanced-filters{display:none;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;padding:17px 18px 18px;background:#f8fbfa}.advanced-filters.open{display:grid}.advanced-filter-actions{display:flex;align-items:flex-end;gap:12px}.advanced-filter-actions .text-link{margin-bottom:11px}.product-list-panel{padding:20px 22px 8px}.product-library-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;align-items:start;gap:18px}.simplified-product-table{min-width:0;table-layout:fixed}.simplified-product-table th:first-child,.simplified-product-table td:first-child{width:56%}.simplified-product-table th:nth-child(2),.simplified-product-table td:nth-child(2){width:17%}.simplified-product-table th:nth-child(3),.simplified-product-table td:nth-child(3){width:27%}.pagination{display:flex;align-items:center;justify-content:center;gap:16px;padding:18px 0 12px;border-top:1px solid var(--line-light);color:var(--muted);font-size:13px}.pagination strong{color:var(--brand);font-family:DM Mono,monospace}.subcategory-panel{position:sticky;top:96px;max-height:calc(100vh - 116px);overflow-y:auto;padding:19px 16px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.subcategory-panel-header{display:flex;align-items:flex-end;justify-content:space-between;gap:10px;padding:0 3px 14px;border-bottom:1px solid var(--line-light)}.subcategory-panel-header span{color:var(--brand);font-size:10px;font-weight:700;letter-spacing:.12em}.subcategory-panel-header h2{margin:3px 0 0;font-size:18px}.subcategory-group{margin-top:17px}.subcategory-group h3{margin:0 0 8px;color:#879496;font-size:11px;font-weight:700;letter-spacing:.06em}.subcategory-buttons{display:flex;flex-direction:column;gap:3px}.subcategory-buttons button{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 9px;overflow:hidden;border:0;border-radius:7px;color:#55676b;background:transparent;font-size:12px;text-align:left;white-space:nowrap}.subcategory-buttons button span{overflow:hidden;text-overflow:ellipsis}.subcategory-buttons button strong{min-width:25px;padding:2px 6px;border-radius:999px;color:#6f817f;background:#edf2f1;font-family:DM Mono,monospace;font-size:10px;text-align:center}.subcategory-buttons button:hover{color:var(--brand);background:#f1f8f6}.subcategory-buttons button.active{color:#075e56;background:var(--brand-pale);font-weight:700}.subcategory-buttons button.active strong{color:#fff;background:var(--brand)}.mobile-subcategory-select,.mobile-export{display:none}.table-wrap{overflow-x:auto}.table{width:100%;min-width:780px;border-collapse:collapse}.table th,.table td{padding:15px 10px;border-bottom:1px solid var(--line-light);text-align:left;vertical-align:middle;font-size:13px}.table th{color:#839196;font-size:11px;font-weight:700;letter-spacing:.05em;white-space:nowrap}.table tbody tr{transition:background .15s ease}.table tbody tr:hover{background:#f8fbfa}.table tbody tr:last-child td{border-bottom:0}.product-name-link{color:#1c3036;font-weight:700}.product-name-link:hover{color:var(--brand)}.model-badge{display:inline-block;padding:4px 7px;border:1px solid #dfe7e7;border-radius:5px;color:#53636a;background:#f8faf9;font-family:DM Mono,monospace;font-size:11px;white-space:nowrap}.major-badge{display:inline-flex;align-items:center;min-height:25px;padding:0 8px;border-radius:5px;font-size:11px;font-weight:700;white-space:nowrap}.major-badge.mining{color:#1f5c7a;background:#e5f1f7}.major-badge.agriculture{color:#5c6b2e;background:#eff2dc}.compact{gap:11px}.mobile-product-cards{display:none}.stats-grid,.two-column,.detail-grid{display:grid;gap:18px}.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.two-column,.detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-card{min-height:142px;padding:20px;border:1px solid #dce8e5;border-radius:var(--radius);background:linear-gradient(145deg,#fff,#f7fbfa);box-shadow:var(--shadow)}.stat-title{color:var(--muted);font-size:13px}.stat-value{margin:9px 0 6px;color:#162e2d;font-family:DM Mono,Noto Sans SC,sans-serif;font-size:27px;font-weight:500;letter-spacing:-.04em}.stat-note{font-size:12px}.quick-links,.list-stack,.content-stack{display:flex;flex-direction:column;gap:11px}.quick-link,.list-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 15px;border:1px solid #e5eceb;border-radius:11px;background:#fbfcfc}.quick-link{color:#335158;font-size:14px;font-weight:600}.quick-link:hover{border-color:#a9d0c8;color:var(--brand);background:#f3faf8}.list-title{color:#34444a;font-size:14px;font-weight:600}.list-meta{margin-top:4px;font-size:12px}.detail-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.detail-list span{display:block;margin-bottom:6px;color:var(--muted);font-size:12px}.detail-list strong{color:#314248;font-size:14px}.parameter-panel{padding-bottom:10px}.parameter-header p,.notes-editor-panel .panel-header p{margin:6px 0 0;color:var(--muted);font-size:12px}.completion-badge{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border-radius:999px;color:#17675f;background:#e2f3ef;font-size:11px;font-weight:700}.completion-badge.pending{color:#9a6519;background:#fff1d9}.parameter-table{border-top:1px solid var(--line-light)}.parameter-row{display:grid;grid-template-columns:minmax(130px,.36fr) minmax(0,1fr);gap:24px;padding:13px 4px;border-bottom:1px solid var(--line-light)}.parameter-row:last-child{border-bottom:0}.parameter-row>span{color:#637579;font-size:13px}.parameter-row>strong{color:#263a3e;font-size:13px;font-weight:600;line-height:1.65;overflow-wrap:anywhere}.product-notes-field textarea{min-height:170px;padding:15px;line-height:1.75;background:#fbfdfc}.supplemental-editor{display:flex;flex-direction:column;gap:10px}.supplemental-columns,.supplemental-row{display:grid;grid-template-columns:minmax(150px,.75fr) minmax(0,1.5fr) auto;gap:10px}.supplemental-columns{padding:0 4px;color:#6e8083;font-size:12px;font-weight:700}.supplemental-rows{display:flex;flex-direction:column;gap:10px}.supplemental-row{align-items:center}.supplemental-row textarea{min-height:48px;padding-block:11px;line-height:1.5;resize:vertical}.supplemental-add{align-self:flex-start}.notes-actions{display:flex;align-items:center;gap:13px;margin-top:13px}.save-confirmation{color:var(--brand);font-size:12px;font-weight:600}.compact-empty{min-height:95px}.activity-list{max-height:380px;overflow-y:auto}.basic-info-panel{background:#f9fbfa;box-shadow:none}.content-stack h3{margin-bottom:7px;color:#4b5a61;font-size:13px}.content-stack p{margin:0;color:#2e3e44;font-size:14px;line-height:1.75;white-space:pre-wrap}.tag-list{display:flex;flex-wrap:wrap;gap:10px}.spec-tag{display:flex;align-items:center;gap:8px;padding:10px 12px;border:1px solid #cfe4df;border-radius:10px;color:#34534f;background:#f2faf8;font-size:13px}.image-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.image-card{overflow:hidden;border:1px solid #e4eaea;border-radius:14px;background:#fbfcfc}.image-card img{width:100%;aspect-ratio:4 / 3;object-fit:cover;background:#eff4f4}.image-card-meta{padding:12px 13px 0;font-size:13px;font-weight:600}.image-card .inline-actions{padding:12px 13px 13px}.spec-editor{display:flex;flex-direction:column;gap:10px}.spec-row{display:grid;grid-template-columns:30px 1.2fr 1.2fr .8fr auto;gap:10px;align-items:center}.spec-row-number{display:grid;width:26px;height:26px;place-items:center;border-radius:8px;color:#5f7477;background:#eaf2f0;font-family:DM Mono,monospace;font-size:11px;font-weight:700}.upload-button{position:relative;overflow:hidden}.empty-state,.screen-center{display:grid;min-height:170px;place-items:center;color:var(--muted);font-size:14px}.form-error{padding:12px 14px;border:1px solid rgba(182,59,55,.2);border-radius:10px;background:#fdf1f0;font-size:13px}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 7% 5%,rgba(108,182,164,.25),transparent 32%),radial-gradient(circle at 90% 100%,rgba(214,183,116,.2),transparent 31%),#edf3f1}.login-card{width:min(1040px,100%);display:grid;grid-template-columns:1.15fr .85fr;overflow:hidden;border:1px solid rgba(15,85,78,.16);border-radius:25px;background:#ffffffed;box-shadow:0 30px 80px #19353326}.login-hero{padding:56px;color:#eff7f5;background:linear-gradient(145deg,#0a3c3a,#116b63)}.eyebrow{margin:0 0 16px;color:#a9e1d4;font-family:DM Mono,monospace;font-size:12px;letter-spacing:.11em;text-transform:uppercase}.login-hero h1{max-width:460px;margin:0 0 17px;font-size:clamp(34px,4vw,48px);letter-spacing:-.05em;line-height:1.1}.login-hero p:not(.eyebrow){max-width:460px;margin:0;color:#c3ded9;line-height:1.9}.login-form{display:flex;flex-direction:column;justify-content:center;gap:16px;padding:56px}.login-form:before{content:"欢迎回来";margin-bottom:6px;color:#1c2f34;font-size:24px;font-weight:700}.login-hint{margin:0;color:var(--muted);font-size:12px;line-height:1.7}@media(max-width:1100px){.app-shell{grid-template-columns:220px minmax(0,1fr)}.main-panel{padding-inline:28px}.stats-grid,.filter-grid,.form-grid,.compact-form,.advanced-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.product-library-layout{grid-template-columns:minmax(0,1fr) 220px}}@media(max-width:760px){.app-shell{display:block}.sidebar{position:fixed;z-index:20;inset:0 auto 0 0;width:min(282px,82vw);height:100dvh;transform:translate(-102%);box-shadow:16px 0 40px #00000040;transition:transform .22s ease}.sidebar.mobile-open{transform:translate(0)}.mobile-nav-backdrop{position:fixed;z-index:19;inset:0;padding:0;border:0;background:#081c1b6b;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.main-panel{padding:0 16px 34px}.topbar{height:61px}.topbar-context{font-size:12px}.mobile-menu-button{display:grid;width:38px;height:38px;place-items:center;padding:0;border:1px solid var(--line);border-radius:9px;color:#40545a;background:#fff}.topbar-actions{margin-left:auto}.user-chip{padding:0}.user-chip>span:not(.user-avatar),.topbar-logout{display:none}.page-body{padding-top:22px}.page-header{align-items:flex-start}.page-header h1{font-size:26px}.page-header p{font-size:13px;line-height:1.65}.page-header-actions{width:100%}.page-header-actions .button{flex:1}.desktop-action{display:none}.search-row{grid-template-columns:minmax(0,1fr) auto;padding:13px 13px 9px}.search-submit{min-width:72px;padding-inline:12px}.filter-toggle{grid-column:1 / -1;justify-content:flex-start;min-height:34px;padding:0;border:0;color:#54706e;background:transparent;box-shadow:none}.filter-toggle .icon:last-child{margin-left:auto}.category-tabs{padding:0 13px 12px}.category-tabs button{padding:8px 10px;font-size:12px}.advanced-filters{grid-template-columns:1fr;padding:14px}.advanced-filter-actions{align-items:center}.advanced-filter-actions .text-link{margin:0}.product-list-panel{padding:17px 14px 14px}.product-library-layout{display:flex;flex-direction:column}.product-list-panel{width:100%;order:2}.subcategory-panel{position:static;width:100%;max-height:none;order:1;padding:14px;overflow:hidden}.subcategory-panel-header{padding-bottom:10px}.subcategory-panel-header h2{font-size:16px}.desktop-subcategory-groups{display:none}.mobile-subcategory-select{display:flex;margin-top:12px}.product-list-header{margin-bottom:13px}.product-list-header h2{font-size:15px}.mobile-export{display:inline-flex;min-height:36px;padding-inline:10px}.desktop-products-table{display:none}.mobile-product-cards{display:flex;flex-direction:column;gap:10px}.product-card{display:block;padding:14px;border:1px solid #e0e9e6;border-radius:13px;background:#fbfdfc;transition:border-color .15s ease,transform .15s ease}.product-card:active{transform:scale(.99);border-color:#9fcfc4}.product-card-top,.product-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px}.product-card-top time{color:#89979a;font-family:DM Mono,monospace;font-size:10px}.product-card h3{margin:12px 0 5px;color:#20363a;font-size:15px;line-height:1.4}.product-card p{margin:0;overflow:hidden;color:#738186;font-family:DM Mono,Noto Sans SC,sans-serif;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.product-card-bottom{margin-top:12px;color:#617778;font-size:12px}.product-card-bottom .icon{color:var(--brand)}.simplified-card h3{margin-top:0}.pagination{gap:9px}.pagination .button{min-height:36px;padding-inline:10px}.parameter-row{grid-template-columns:1fr;gap:5px;padding:12px 2px}.notes-actions{align-items:flex-start;flex-direction:column}.notes-actions .button{width:100%}.stats-grid,.two-column,.detail-grid,.filter-grid,.form-grid,.compact-form,.detail-list,.image-grid{grid-template-columns:1fr}.spec-row{grid-template-columns:30px minmax(0,1fr)}.spec-row input,.spec-row button{grid-column:2}.spec-row-number{grid-row:1}.spec-editor-panel .panel-header{align-items:stretch;flex-direction:column}.spec-editor-panel .panel-header .button{width:100%}.supplemental-columns{display:none}.supplemental-row{grid-template-columns:1fr}.supplemental-row .button,.supplemental-add{width:100%}.panel{padding:17px}.login-shell{padding:14px}.login-card{grid-template-columns:1fr;border-radius:20px}.login-hero,.login-form{padding:30px 25px}.login-hero{padding-bottom:34px}.login-hero p:not(.eyebrow){font-size:14px}.login-form:before{font-size:22px}}