:root{--ink:#17201d;--muted:#69746f;--line:#dfe5e1;--paper:#f4f6f2;--white:#fff;--green:#FE5E10;--green2:#D94800;--mint:#FFF0E8;--yellow:#f2c94c;--danger:#b34040;--shadow:0 16px 40px rgba(26,50,41,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Sans SC','Microsoft YaHei',sans-serif}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 4vw;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:16px;text-decoration:none;color:var(--ink);min-width:420px;white-space:nowrap}.brand-mark{width:38px;height:38px;background:var(--green);color:#fff;border-radius:4px;display:grid;place-items:center;font:800 24px/1 'IBM Plex Mono';box-shadow:7px 7px 0 var(--mint)}.brand strong,.brand small{display:block}.brand strong{font-size:16px}.brand small{font:500 10px 'IBM Plex Mono';letter-spacing:1.4px;color:var(--muted);margin-top:2px}.topbar nav{display:flex;align-self:stretch;gap:28px;margin:auto}.nav-btn{background:none;border:0;border-bottom:3px solid transparent;padding:0 4px;font:600 14px inherit;color:var(--muted);cursor:pointer}.nav-btn:hover,.nav-btn.active{color:var(--green);border-color:var(--green)}.sync{min-width:210px;display:flex;justify-content:flex-end;align-items:center;gap:8px;color:var(--muted);font-size:12px}.sync span:first-child{width:8px;height:8px;border-radius:50%;background:#c1c9c5}.sync.online span:first-child{background:#FE5E10;box-shadow:0 0 0 4px #FFF0E8}.sync.offline span:first-child{background:#e6a23c}.page{display:none;max-width:1540px;margin:auto;padding:0 4vw 60px}.page.active{display:block}.hero{min-height:230px;background:var(--green2);color:#fff;margin:0 -4vw 34px;padding:54px 8vw;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden}.hero:after{content:'BOM';position:absolute;right:17%;top:-72px;font:800 220px/1 'IBM Plex Mono';color:rgba(255,255,255,.035);transform:rotate(-6deg)}.eyebrow{font:600 11px 'IBM Plex Mono';letter-spacing:2px;color:#FFD0B8;margin:0 0 13px}.hero h1,.page-title h1{font-size:36px;line-height:1.2;margin:0 0 14px;letter-spacing:-1px}.hero p:not(.eyebrow){max-width:680px;color:#FFE0D0;margin:0;line-height:1.8}.hero-stat{border-left:1px solid rgba(255,255,255,.2);padding:4px 0 4px 28px;min-width:170px;position:relative;z-index:1}.hero-stat span,.hero-stat small{display:block;color:#FFD0B8;font-size:12px}.hero-stat strong{display:block;font:600 34px 'IBM Plex Mono';margin:5px 0}.workspace{display:grid;grid-template-columns:minmax(320px,390px) minmax(640px,1fr);gap:24px;align-items:start}.panel{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.panel-head{display:flex;align-items:center;gap:14px;padding:22px 24px;border-bottom:1px solid var(--line)}.panel-head h2{font-size:18px;margin:0 0 3px}.panel-head p{font-size:12px;color:var(--muted);margin:0}.step{width:34px;height:34px;border:1px solid var(--green);color:var(--green);font:600 12px 'IBM Plex Mono';display:grid;place-items:center}.step.dark{background:var(--ink);color:#fff;border-color:var(--ink)}.config-panel{position:sticky;top:96px}.field{padding:17px 24px 0}.field label{display:block;font-weight:600;font-size:13px;margin-bottom:8px}.field label b{color:var(--danger)}select,input{width:100%;height:43px;border:1px solid #ccd5d0;background:#fff;border-radius:2px;padding:0 12px;color:var(--ink);font:500 14px inherit;outline:none}select:focus,input:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--mint)}.auto-card{margin:17px 24px 0;background:#FFF5F0;border-left:3px solid var(--green);padding:12px 14px}.auto-card span,.auto-card strong,.auto-card code{display:block}.auto-card span{font-size:11px;color:var(--green);font-weight:700}.auto-card strong{font-size:14px;margin:4px 0}.auto-card code{font:600 12px 'IBM Plex Mono';color:var(--muted)}.option-list{border:1px solid var(--line);max-height:168px;overflow:auto}.option-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-bottom:1px solid #eef1ef;cursor:pointer}.option-item:last-child{border:0}.option-item input{width:16px;height:16px;margin-top:2px;accent-color:var(--green)}.option-item span{font-size:13px}.option-item code{display:block;font:500 11px 'IBM Plex Mono';color:var(--muted);margin-top:2px}.empty{color:var(--muted);font-size:13px;padding:16px}.base-box{margin:18px 24px 24px;padding:13px 14px;background:#fafbf9;border:1px dashed #bdc8c2;display:flex;justify-content:space-between;align-items:center}.base-box span,.base-box small{display:block}.base-box span{font-size:13px;font-weight:600}.base-box small{font-size:11px;color:var(--muted);margin-top:3px}.base-box strong{font:600 13px 'IBM Plex Mono';color:var(--green)}.result-head{min-height:79px}.result-head .actions{margin-left:auto}.actions{display:flex;gap:9px;align-items:center}.btn{border:1px solid transparent;padding:10px 15px;border-radius:2px;font:600 13px inherit;cursor:pointer;white-space:nowrap}.btn.primary{background:var(--green);color:#fff}.btn.primary:hover{background:var(--green2)}.btn.secondary{background:#fff;border-color:#cbd4cf;color:var(--ink)}.btn.secondary:hover{border-color:var(--green);color:var(--green)}.code-card{margin:20px 24px;background:#17201d;color:#fff;padding:17px 20px}.code-card>span{font-size:11px;color:#FFB892}.code-card>div{display:flex;align-items:center;gap:15px;margin-top:8px}.code-card code{font:600 15px/1.6 'IBM Plex Mono';color:#FFF7F2;word-break:break-all;flex:1}.code-card button{background:#2d3b36;color:#dbe7e2;border:1px solid #46564f;padding:7px 10px;cursor:pointer}.code-card p{margin:10px 0 0;color:#f0c26b;font-size:11px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;white-space:nowrap}th{text-align:left;background:#f6f8f5;color:#66716c;font-size:11px;font-weight:700;padding:12px 16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}td{padding:13px 16px;border-bottom:1px solid #edf0ee;font-size:13px}td code{font:600 12px 'IBM Plex Mono';color:var(--green)}tbody tr:hover{background:#fbfcfa}.tag{display:inline-flex;padding:3px 8px;background:#FFF0E8;color:#C84300;border-radius:20px;font-size:11px}.pending{color:var(--danger)!important}.result-foot,.db-foot{display:flex;justify-content:space-between;padding:14px 24px;color:var(--muted);font-size:11px}.page-title{display:flex;align-items:flex-end;justify-content:space-between;padding:52px 0 28px}.page-title h1{color:var(--ink)}.page-title>div>p:last-child{color:var(--muted);margin:0}.db-toolbar{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;margin-bottom:16px}.tabs{display:flex;gap:4px;flex-wrap:wrap}.tabs button{border:0;background:none;padding:9px 12px;color:var(--muted);font:600 13px inherit;cursor:pointer}.tabs button.active{background:var(--ink);color:#fff}.search{display:flex;gap:8px}.search input{width:240px}.search select{width:145px}.db-table table{min-width:850px}.db-table .action-cell button{border:0;background:none;color:var(--green);font-weight:600;cursor:pointer;margin-right:10px}.db-table .action-cell button.danger{color:var(--danger)}.db-foot{align-items:center}.db-foot button{margin-left:auto}.file-btn{position:relative;overflow:hidden}.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}.status{display:inline-flex;align-items:center;gap:6px;font-size:11px}.status:before{content:'';width:7px;height:7px;border-radius:50%;background:#FE5E10}.status.off:before{background:#9aa39f}.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.guide-card{background:#fff;border:1px solid var(--line);padding:28px;position:relative}.guide-card>span{font:600 38px 'IBM Plex Mono';color:#FFE0D0;position:absolute;right:22px;top:14px}.guide-card h2{margin:0 0 18px;font-size:18px}.guide-card ol{padding-left:20px;margin:0;color:#59645f;line-height:2}.notice{margin-top:20px;background:#FFF0E8;border-left:4px solid var(--green);padding:18px 22px;display:flex;gap:20px}.notice code{font:600 14px 'IBM Plex Mono';color:var(--green)}dialog{border:0;padding:0;width:min(620px,92vw);box-shadow:0 30px 90px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(15,26,22,.62)}dialog form{padding:0}.dialog-head{display:flex;justify-content:space-between;padding:22px 26px;border-bottom:1px solid var(--line)}.dialog-head p{font:600 10px 'IBM Plex Mono';letter-spacing:1.5px;color:var(--green);margin:0 0 5px}.dialog-head h2{font-size:20px;margin:0}.dialog-head button{font-size:28px;border:0;background:none;cursor:pointer;color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:24px 26px}.form-field.full{grid-column:1/-1}.form-field label{display:block;font-size:12px;font-weight:600;margin-bottom:7px}.checkbox-group{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;border:1px solid var(--line);padding:12px}.checkbox-group label{font-weight:400}.checkbox-group input{width:15px;height:15px;margin-right:6px}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;padding:18px 26px;background:#f7f8f6}#toast{position:fixed;right:24px;bottom:24px;background:var(--ink);color:#fff;padding:12px 18px;box-shadow:var(--shadow);transform:translateY(30px);opacity:0;pointer-events:none;transition:.2s;z-index:99;font-size:13px}#toast.show{transform:none;opacity:1}#toast.error{background:var(--danger)}@media(max-width:1050px){.brand{min-width:auto}.brand span:last-child{display:none}.sync{display:none}.workspace{grid-template-columns:1fr}.config-panel{position:static}.topbar{padding:0 20px}.topbar nav{margin-left:auto;margin-right:0}.hero{padding:45px 6vw}.db-toolbar{align-items:flex-start;gap:15px;flex-direction:column}.search{width:100%}.search input{flex:1}}@media(max-width:680px){.topbar{height:auto;min-height:64px;flex-wrap:wrap;padding-top:10px}.topbar nav{order:2;width:100%;height:42px;justify-content:space-around;gap:0}.page{padding:0 14px 40px}.hero{margin:0 -14px 24px;padding:34px 20px}.hero h1,.page-title h1{font-size:28px}.hero-stat{display:none}.panel-head{padding:18px}.result-head{flex-wrap:wrap}.result-head .actions{width:100%;margin-left:48px}.field{padding-left:18px;padding-right:18px}.auto-card,.base-box{margin-left:18px;margin-right:18px}.code-card{margin:16px}.page-title{align-items:flex-start;gap:18px;flex-direction:column;padding-top:32px}.page-title .actions{flex-wrap:wrap}.guide-grid{grid-template-columns:1fr}.search{flex-direction:column}.search input,.search select{width:100%}.form-grid{grid-template-columns:1fr}.form-field.full{grid-column:auto}.notice{flex-direction:column;gap:5px}}

.hidden{display:none!important}.account{min-width:245px;display:flex;justify-content:flex-end;align-items:center;gap:9px}.account .sync{min-width:auto}.account-btn{border:1px solid #D7D7D7;background:#fff;color:#484848;padding:7px 10px;font:600 11px inherit;cursor:pointer}.account-btn:hover{border-color:var(--green);color:var(--green)}.lock{font-size:10px}.base-details{margin:18px 24px 24px;border:1px dashed #D8C6BC;background:#FFFDFC}.base-details summary{list-style:none;cursor:pointer;padding:13px 14px;display:grid;grid-template-columns:minmax(0,1fr) auto 24px;gap:10px;align-items:center}.base-details summary::-webkit-details-marker{display:none}.base-details summary span,.base-details summary small{display:block}.base-details summary span{font-size:13px;font-weight:700}.base-details summary small{font-size:11px;color:var(--muted);margin-top:3px}.base-details summary strong{font:600 13px 'IBM Plex Mono';color:var(--green)}.base-toggle-icon{width:24px;height:24px;display:grid;place-items:center;align-self:center;justify-self:center;color:var(--green)}.base-toggle-icon svg{display:block;width:18px;height:18px;transform:rotate(0deg);transform-origin:50% 50%;transition:transform .18s ease}.base-details[open] .base-toggle-icon svg{transform:rotate(180deg)}.base-detail-list{border-top:1px solid #F0E5DF;padding:8px 14px 12px}.base-detail-item{display:grid;grid-template-columns:1fr auto;gap:5px;padding:7px 0;border-bottom:1px solid #F7EEE9;font-size:12px}.base-detail-item:last-child{border:0}.base-detail-item code{color:var(--green);font:600 11px 'IBM Plex Mono'}.base-detail-item small{grid-column:1/-1;color:var(--muted)}.sales-card{margin:20px 24px 0;padding:16px 20px;background:#FFF3EC;border-left:4px solid var(--green)}.sales-card>span{font-size:11px;color:#A94A1D;font-weight:700}.sales-card>div{display:flex;align-items:center;gap:14px;margin-top:7px}.sales-card strong{font-size:16px;line-height:1.6;flex:1}.sales-card button{border:1px solid #F0B090;background:#fff;color:var(--green);padding:6px 10px;cursor:pointer}.inline-check{width:16px;height:16px;vertical-align:middle;margin-right:8px}.admin-card{overflow:auto}.admin-card table{min-width:780px}.brand-mark{background:var(--green);box-shadow:7px 7px 0 #FFD5C1}.hero{background:linear-gradient(120deg,#232323 0%,#333 70%,#57200B 100%)}.hero:before{content:'';position:absolute;left:0;bottom:0;width:34%;height:5px;background:var(--green)}.step.dark{background:#303030;border-color:#303030}.code-card{background:#252525}.tabs button.active{background:var(--green)}@media(max-width:1100px){.account{min-width:auto}.account .sync{display:none}}@media(max-width:680px){.account{position:absolute;right:12px;top:14px}.account-btn{padding:6px}.base-details{margin-left:18px;margin-right:18px}.sales-card{margin:16px 16px 0}}

/* v4 brand and chassis-material maintenance */
.brand-logo-wrap{width:112px;aspect-ratio:1200/598;display:flex;align-items:center;justify-content:center;background:#fff;overflow:visible;flex:0 0 auto}
.brand-logo{display:block;width:100%;height:100%;max-width:none;max-height:none;object-fit:contain;object-position:center}
.brand-mark{display:none}
.search #manageSeriesMaterialsBtn{white-space:nowrap;padding:10px 14px}
.db-toolbar.series-scope{border-color:#f3b798;box-shadow:0 8px 24px rgba(254,94,16,.08)}
@media(max-width:1200px){.brand{min-width:320px;gap:13px}.brand-logo-wrap{width:102px}.brand strong{font-size:14px}}
@media(max-width:1050px){.brand{min-width:auto}.brand-logo-wrap{width:94px}.brand span:last-child{display:none}}
@media(max-width:680px){.brand-logo-wrap{width:82px}.search #manageSeriesMaterialsBtn{width:100%}}

/* v6 per-chassis material maintenance */
.series-material-actions{display:flex;flex-wrap:wrap;gap:7px;min-width:300px}
.series-material-actions .scope-link{border:1px solid #f1b18f;background:#fff7f2;color:#b8420b;padding:7px 9px;cursor:pointer;font-weight:700;border-radius:3px;white-space:nowrap}
.series-material-actions .scope-link:hover{background:var(--green);border-color:var(--green);color:#fff}
.series-material-actions b{display:inline-grid;place-items:center;min-width:19px;height:19px;margin-left:4px;padding:0 4px;border-radius:10px;background:#fff;color:var(--green);font:700 11px 'IBM Plex Mono'}
.scope-help{display:block;margin-top:7px;color:var(--muted)}
.db-toolbar.series-scope .tabs button[data-tab="base"],.db-toolbar.series-scope .tabs button[data-tab="structure"],.db-toolbar.series-scope .tabs button[data-tab="option"]{box-shadow:inset 0 -2px 0 #f2a37b}
@media(max-width:680px){.series-material-actions{min-width:230px}}


/* v10 per-chassis arm mapping */
.db-toolbar.series-scope .tabs button[data-tab="arms"]{box-shadow:inset 0 -2px 0 #f2a37b}


/* v13 per-chassis arm status and actions */
.scoped-edit-note{display:flex;flex-direction:column;gap:6px;padding:12px 14px;background:#fff7f2;border-left:3px solid var(--green);color:#7b4a34;font-size:12px;line-height:1.7}
.scoped-edit-note strong{color:#8f350f;font-size:13px}
/* v14 equal database action controls */
#page-database>.page-title>.actions>.btn{height:43px;min-height:43px;display:inline-flex;align-items:center;justify-content:center;padding:0 15px;line-height:1;box-sizing:border-box}


/* v17 database sequence, arm sorting and option horizontal alignment */
#page-database .sequence-col{width:62px;min-width:62px;text-align:center;font-variant-numeric:tabular-nums;color:var(--muted)}
.search .arm-sort{width:260px;border-color:#f0b090;background:#fffaf7}
.search .arm-sort:focus{border-color:var(--green);background:#fff}
.field label.option-item{display:grid;grid-template-columns:16px minmax(0,1fr);align-items:center;column-gap:10px;min-height:52px;margin:0;font-weight:400}
.field label.option-item>input{display:block;grid-column:1;width:16px;height:16px;min-width:16px;margin:0;padding:0;align-self:center}
.field label.option-item>span{display:flex;grid-column:2;min-width:0;flex-direction:column;justify-content:center;line-height:1.35}
@media(max-width:680px){.search .arm-sort{width:100%}}

/* Desktop/offline first-run setup */
.setup-dialog{max-width:620px}.setup-dialog::backdrop{background:rgba(20,20,20,.65)}.setup-intro{margin:0;padding:18px 26px 4px;color:var(--muted);font-size:13px;line-height:1.8}.setup-dialog .dialog-actions{justify-content:center}.setup-dialog .dialog-actions .btn{min-width:160px}

/* v18 global arm master and per-chassis enablement */
#dbBody tr.arm-disabled td:not(.action-cell){opacity:.42;background:#f4f4f4;color:#777}
#dbBody tr.arm-disabled td.action-cell{background:#f4f4f4}
#dbBody tr.arm-disabled td code{color:#888}
#addBtn:disabled{opacity:.45;cursor:not-allowed;filter:grayscale(.35)}


/* v19 arm scope, password preview and required structure */
.password-field{position:relative;width:100%}.password-field input{padding-right:46px}.password-toggle{position:absolute;top:1px;right:1px;width:41px;height:41px;border:0;border-left:1px solid #e3e7e5;background:#fff;color:var(--muted);display:grid;place-items:center;cursor:pointer}.password-toggle:hover,.password-toggle:focus-visible{color:var(--green);background:var(--mint);outline:none}.password-toggle svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.password-toggle .eye-slash{display:none}.password-toggle[aria-pressed="true"] .eye-slash{display:block}

/* v20 disabled master data, save guard and XLSX export */
#dbBody tr.record-disabled td:not(.action-cell){opacity:.42;background:#f4f4f4;color:#777}
#dbBody tr.record-disabled td.action-cell{background:#f4f4f4}
#dbBody tr.record-disabled td code{color:#888}
#dbBody tr.record-disabled:hover td{background:#eeeeee}
.unsaved-reminder{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0;border-top:1px solid #f1b18f;border-bottom:1px solid #f1b18f;background:#fff4ed;padding:14px 24px;color:#7b3515}
.unsaved-reminder>div{display:flex;flex-direction:column;gap:4px}.unsaved-reminder strong{font-size:14px;color:#b8420b}.unsaved-reminder span{font-size:12px;line-height:1.6}
@keyframes save-pulse{0%,100%{box-shadow:0 0 0 0 rgba(254,94,16,.28)}50%{box-shadow:0 0 0 7px rgba(254,94,16,0)}}
@media(max-width:680px){.unsaved-reminder{align-items:stretch;flex-direction:column}.unsaved-reminder .btn{width:100%}.result-head .actions{margin-left:0;flex-wrap:wrap}}

/* v21 prominent save action */


/* v23 global arm status, equal actions and administrator audit trail */
#page-database>.page-title>.actions>.btn{font-family:inherit;font-size:13px;font-weight:600}
.log-toolbar{display:grid;grid-template-columns:minmax(280px,1fr) 220px;gap:12px;padding:16px;margin:0 0 18px}
.log-card{overflow:hidden}.log-card table{min-width:1280px}.log-card th:nth-child(2){width:130px}.log-card th:nth-child(3){width:180px}.log-card th:nth-child(4){width:95px}.log-card th:nth-child(5){width:220px}.log-card td{vertical-align:top}
.log-action{display:inline-block;border:1px solid #f0b090;background:#fff7f2;color:#b8420b;padding:4px 8px;font-size:12px;font-weight:700;white-space:nowrap}
.log-object strong,.log-object small{display:block}.log-object small{margin-top:4px;color:var(--muted)}
.log-detail summary{cursor:pointer;color:var(--green);font-weight:700;font-size:12px;white-space:nowrap}.log-detail pre{max-width:430px;max-height:260px;margin:8px 0 0;padding:10px;overflow:auto;background:#f7f7f5;border:1px solid var(--line);font:12px/1.65 'IBM Plex Mono','Microsoft YaHei',monospace;white-space:pre-wrap;word-break:break-all;color:#38423e}
.log-empty{color:var(--muted)}
@media(max-width:680px){.log-toolbar{grid-template-columns:1fr}.log-toolbar select{width:100%}}

/* isolated desktop test edition */
.test-edition-banner{position:sticky;top:72px;z-index:19;background:#fff1d6;color:#8a4b08;border-bottom:1px solid #edbd74;padding:7px 4vw;text-align:center;font-weight:800;font-size:13px;letter-spacing:.4px;box-shadow:0 4px 12px rgba(138,75,8,.08)}html[data-desktop-mode="test"] .topbar{border-bottom-color:#e6a23c}html[data-desktop-mode="test"] .sync.online span:first-child{background:#e6a23c;box-shadow:0 0 0 4px #fff1d6}

/* v24 startup diagnostics */
.startup-error{max-width:1540px;margin:14px auto 0;padding:14px 4vw;background:#fff1ec;border:1px solid #f0a27d;border-left:5px solid var(--danger);display:flex;align-items:center;gap:12px;color:#7a2c13;position:relative;z-index:30}.startup-error.hidden{display:none}.startup-error strong{white-space:nowrap}.startup-error span{flex:1;line-height:1.6}.startup-error button{border:1px solid #d96b38;background:#fff;color:#a43d11;padding:7px 12px;cursor:pointer;font-weight:700}@media(max-width:680px){.startup-error{margin-top:8px;align-items:flex-start;flex-wrap:wrap}.startup-error span{flex-basis:100%}}


/* v24 hide header database status without disabling background synchronization */
.account{min-width:auto;flex:0 0 auto}
.account .sync{display:none}