:root{font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:#253539;background:#f6f7f5;font-synthesis:none;font-size:14px;--green:#137c68;--border:#e0e7e3;--muted:#7b8988;--rail:224px}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,textarea,select{outline-color:#46a28e}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.48}a{color:inherit;text-decoration:none}button{border:0;background:none;color:inherit}.rail{position:fixed;inset:0 auto 0 0;width:var(--rail);background:#142c31;color:#bed0d1;padding:28px 19px;display:flex;flex-direction:column;z-index:10}.brand{display:flex;align-items:center;gap:12px;color:white;margin-bottom:36px}.brand-icon{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;background:#c5e6d7;color:#133f35;font-size:25px;font-weight:750;letter-spacing:-3px}.brand-icon span{font-size:19px}.brand strong{font-size:22px;letter-spacing:1px}.brand small{display:block;font-size:10px;font-weight:400;letter-spacing:2px;color:#85a5aa;margin-top:7px}.new-project{padding:13px 15px;background:#244148;border:1px solid #3d575b;color:#edf9f4;text-align:left;border-radius:8px;margin-bottom:30px}.rail-caption{font-size:11px;letter-spacing:1px;color:#83a0a5;display:flex;justify-content:space-between;margin:0 5px 12px}.rail-caption button{font-size:20px}.rail #history{overflow:auto;flex:1}.history-item{display:block;text-align:left;width:100%;padding:13px 10px;border-radius:8px;line-height:1.6;margin:3px 0;color:#c6d8d9}.history-item:hover,.history-item.active{background:#28474a}.history-item strong{display:block;font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-item small{font-size:10px;color:#85a5aa}.rail-bottom{padding:20px 5px 0;border-top:1px solid #365055;font-size:10px;color:#8ca8ac;display:flex;flex-wrap:wrap;gap:10px}.rail-bottom a{display:block;width:100%;padding-top:10px}.model-dot,.live-dot{display:inline-block;width:6px;height:6px;background:#73c8a8;border-radius:50%;margin-right:5px}.workspace{margin-left:var(--rail)}header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 35px;background:#fff;border-bottom:1px solid var(--border);gap:15px}.breadcrumbs{font-size:12px;color:#899794;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.breadcrumbs span{padding:0 15px;color:#c5cfcc}.breadcrumbs b{font-weight:500;color:#405c59}.header-actions{display:flex;align-items:center;gap:20px;flex-shrink:0}#saveState{font-size:11px;color:#879592}.button{border-radius:7px;padding:11px 17px;font-size:12px;font-weight:600;display:inline-flex;justify-content:center;align-items:center;gap:18px;min-height:39px}.primary{background:var(--green);color:#fff}.primary:hover{background:#096653}.secondary{background:#fff;border:1px solid #cedbd5;color:#285b4e}.text-button{font-size:11px;color:#278570}main{max-width:1800px;margin:0 auto;padding:36px}.intro{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:27px;gap:25px}.eyebrow{font-size:9px;letter-spacing:2.3px;color:#478e7e;font-weight:650;margin:0 0 14px}h1{font-size:34px;line-height:1.45;letter-spacing:-1px;margin:0 0 15px;font-weight:650}.intro p:not(.eyebrow){font-size:12px;line-height:1.9;color:#7b8d89;max-width:590px;margin:0}.intro-note{display:flex;align-items:center;gap:12px;padding-bottom:6px;white-space:nowrap;font-size:10px;color:#8b9c98}.intro-note i{font-style:normal;color:#bbc9c3}.upload-card{border:1px solid #d9e4de;border-radius:12px;background:#fff;padding:19px 22px;margin-bottom:22px}#dropzone{cursor:pointer;display:flex;align-items:center;gap:18px;border:1px dashed #ccdad1;border-radius:9px;padding:25px;background:#f9fbf8}#dropzone.over{background:#e6f4eb;border-color:var(--green)}.upload-symbol{display:flex;align-items:center;justify-content:center;width:40px;height:46px;border-radius:8px;background:#e5efe8;font-size:28px;color:#478473}#dropzone strong{font-size:14px;font-weight:550}#dropzone p{font-size:11px;color:#99a49f;margin:10px 0 0}.format-chip{margin-left:auto;font-size:10px;letter-spacing:1px;border:1px solid #d2e0d5;border-radius:20px;padding:7px 11px;color:#5b8573}.upload-actions{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:16px}#uploadHint{font-size:11px;color:#8b9792}#assetList{display:flex;gap:10px;flex-wrap:wrap}.asset-chip{display:flex;align-items:center;gap:8px;padding:9px 11px;background:#f1f5f2;border-radius:6px;margin-top:12px;max-width:100%;font-size:11px}.asset-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:480px}.asset-chip b{color:#6b9580;font-size:9px}.asset-chip button{color:#99a9a1}#notice{border:1px solid #e4d7b7;background:#fff9eb;color:#8a702d;padding:12px 16px;border-radius:8px;font-size:12px;line-height:1.7;margin:15px 0}#taskStatus{display:flex;gap:14px;align-items:center;padding:18px;background:#eaf3ec;border:1px solid #d3e3d7;border-radius:9px;margin:18px 0;color:#2e6a55}#taskStatus[hidden]{display:none}#taskStatus b{font-size:12px}#taskStatus p{font-size:11px;margin:6px 0 0;color:#7b9687}#taskStatus>span:last-child{margin-left:auto;font-size:10px;letter-spacing:1px}.spinner{width:20px;height:20px;border:2px solid #cadfd1;border-top-color:#2b8663;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.result-workspace{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(390px,1fr);gap:25px;align-items:start}.result-workspace[hidden]{display:none}.panel{border:1px solid var(--border);background:#fff;border-radius:11px;overflow:hidden}.simulation-column{position:sticky;top:20px;min-width:0}.panel-heading{display:flex;align-items:center;justify-content:space-between;padding:15px 16px;border-bottom:1px solid var(--border);gap:12px;font-size:12px}.panel-heading>div{display:flex;align-items:center;gap:6px}.panel-heading strong{font-weight:550}.subtle{font-size:9px;margin-left:6px;color:#91a29d}.view-options{font-size:10px;color:#8a9a94;gap:10px!important}.view-options label{display:flex;align-items:center;gap:3px;white-space:nowrap}.view-options input{accent-color:var(--green);width:11px;height:11px}#viewer{height:430px;position:relative;overflow:hidden;background:#f0f3f3}#viewer canvas{width:100%;height:100%;display:block}#viewerEmpty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;gap:8px;color:#789087;font-size:13px;z-index:1;pointer-events:none}#viewerEmpty small{font-size:10px;color:#9aa9a2}#viewerEmpty[hidden]{display:none}.viewer-caption{padding:14px 16px 4px;display:flex;justify-content:space-between;align-items:center;gap:10px}.caption-label{display:block;color:#98a49f;font-size:9px;margin-bottom:6px}.viewer-caption b{font-size:12px;font-weight:550}.tag{display:inline-flex;border-radius:4px;padding:4px 6px;font-size:9px;line-height:1.4;color:#54826d;background:#edf4ed;white-space:nowrap}.tag.amber{color:#a88948;background:#fbf3df}.tag.red{color:#a85b55;background:#fbefec}.player{display:flex;align-items:center;gap:10px;padding:13px 15px}.play-button{background:#e5f1e9;color:#357a5a;width:30px;height:30px;border-radius:50%;font-size:11px;flex-shrink:0}.player input{flex:1;min-width:20px;accent-color:#337e60}.player #timeLabel{font-size:10px;font-variant-numeric:tabular-nums;color:#83948b;white-space:nowrap}.player select{font-size:10px;border:1px solid #e3eae5;border-radius:4px;background:white;color:#6f897b;padding:5px}.viewer-foot{border-top:1px solid #edf1ee;padding:10px 15px;display:flex;justify-content:space-between;align-items:center;color:#98a59e;font-size:9px}.operation-timeline{display:flex;gap:7px;overflow:auto;margin:13px 0;padding:1px 0 5px}.operation-chip{font-size:10px;border:1px solid #dae4dd;background:white;white-space:nowrap;padding:8px 10px;border-radius:5px;color:#84968b}.operation-chip.active{border-color:#348965;color:#287656;background:#ebf3ed}.operation-chip.blocked{border-style:dashed;color:#ad945f}.source-preview{padding:14px 16px;margin-top:14px}.source-preview-heading{display:flex;align-items:center;justify-content:space-between;color:#7c9286;font-size:10px;margin-bottom:12px}.source-preview-heading select{max-width:70%;font-size:10px;border:1px solid #dee7e0;padding:6px;border-radius:4px}.source-preview img{display:block;max-width:100%;max-height:240px;margin:auto;object-fit:contain}.source-preview a{font-size:10px;color:#328163}.simulation-note{font-size:10px;color:#95a198;line-height:1.9;margin:13px 3px}.document-column{min-width:0}.document-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:5px 1px 20px}.document-top .eyebrow{margin-bottom:10px}h2{font-size:19px;font-weight:600;line-height:1.6;margin:0}#projectMeta{font-size:10px;color:#91a095;line-height:1.8;margin:8px 0 0}.revision{font-size:10px;border:1px solid #d6e2d7;border-radius:5px;padding:6px 8px;color:#7d9881}#documentTabs{display:flex;border-bottom:1px solid #d8e3da;gap:23px;margin-bottom:17px;overflow:auto}#documentTabs button{font-size:12px;white-space:nowrap;color:#879b8a;padding:10px 0 13px;border-bottom:2px solid transparent}#documentTabs button.active{border-color:#287b53;color:#246b49;font-weight:600}.document-card{padding:18px;background:#fff;border:1px solid var(--border);border-radius:9px;margin-bottom:13px;line-height:1.8}.document-card h3{font-size:13px;margin:0;font-weight:600;line-height:1.7}.document-card p{font-size:11px;color:#7f9083;line-height:1.9;margin:9px 0}.op-heading{display:flex;align-items:flex-start;gap:9px}.op-number{border:1px solid #e2ebe1;border-radius:5px;color:#6e9573;font-size:10px;padding:3px 6px}.op-heading h3{flex:1}.op-heading button{font-size:10px;color:#91a38f;white-space:nowrap}.op-meta{font-size:9px;color:#9eab9b;display:flex;gap:13px;margin-top:10px}.inline-label{color:#3d6648;font-weight:550}.review-note{background:#fff8e8;padding:8px 10px;border-radius:4px;color:#ac9057!important;font-size:10px!important}.tool-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin:13px 0}.tool-metrics div{padding:10px;background:#f5f8f3;border-radius:4px}.tool-metrics small{display:block;font-size:9px;color:#9bad94;margin-bottom:5px}.tool-metrics b{font-size:12px;font-weight:550;color:#476344}.parameter-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}.parameter-grid label{font-size:10px;color:#92a08e}.parameter-grid input{width:100%;padding:10px;border:1px solid #d9e3d3;border-radius:5px;margin-top:7px;color:#4f6d47;font-size:12px;background:#fff}.parameter-grid input::placeholder{color:#c0c9b8}.small-note{font-size:10px!important;line-height:1.8!important;color:#9ca78f!important}.download-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid #edf1e7}.download-row:last-child{border:0}.download-row h3{font-size:12px}.download-row p{font-size:10px;margin:5px 0 0}.download-row a{flex-shrink:0;font-size:11px;color:#4c7c43;border:1px solid #d4e1cc;border-radius:5px;padding:7px 10px}.refine-box{margin-top:20px;padding:16px;background:#eef3e8;border:1px solid #dee7d5;border-radius:9px}.refine-box label{font-size:11px;color:#607e4e}.refine-box textarea{display:block;width:100%;margin:12px 0;border:1px solid #d7e2cc;border-radius:5px;padding:12px;background:#fafcf7;font-size:11px;line-height:1.8;color:#587148;resize:vertical}.refine-box textarea::placeholder{color:#a8b49b}.refine-box>div{display:flex;align-items:center;justify-content:space-between;gap:12px}.refine-box small{font-size:9px;line-height:1.8;color:#99a58b}.refine-box .button{white-space:nowrap;font-size:10px;background:#f9fbf6;border-color:#cfddc0;color:#65864f}pre.code{font:10px/1.8 monospace;background:#f4f7ef;padding:14px;border-radius:6px;overflow:auto;max-height:300px;color:#65834f}footer{padding:22px 36px;color:#a3ae9b;font-size:9px;display:flex;justify-content:space-between;border-top:1px solid #e7ece0;margin-top:20px;gap:20px}dialog{border:1px solid #dbe5d5;border-radius:14px;box-shadow:0 20px 100px #15291733;padding:28px;width:650px;max-width:94vw;color:#3c5434}dialog::backdrop{background:#16251d77;backdrop-filter:blur(3px)}#loginDialog{width:370px}#loginForm{display:grid;gap:15px}#loginForm h2{margin-top:10px}#loginForm p{font-size:11px;color:#93a188;line-height:1.8}#loginForm label,#editFields label{display:block;font-size:11px;color:#819575}#loginForm input,#editFields input,#editFields select,#editFields textarea{width:100%;border:1px solid #d8e2cf;background:#fff;padding:11px;border-radius:5px;color:#476139;font-size:12px;margin:7px 0 12px}#editFields textarea{line-height:1.8;resize:vertical}.dialog-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:20px}.dialog-heading button{font-size:24px;color:#96a889}.dialog-actions{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:18px}.dialog-actions small{font-size:10px;color:#9aaa8b}.error{color:#b36a56!important;font-size:11px}.edit-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.edit-grid .wide{grid-column:1/-1}details{font-size:10px;color:#8a9b7e}summary{cursor:pointer;padding:8px 0}#intro.compact{display:none}#uploadCard.compact{padding:12px 16px}#uploadCard.compact #dropzone{padding:12px}#uploadCard.compact .upload-symbol{height:30px;width:30px;font-size:20px}#uploadCard.compact #dropzone strong{font-size:11px}#uploadCard.compact #dropzone p{display:none}#uploadCard.compact .upload-actions{display:none}#uploadCard.compact .format-chip{font-size:8px}.source-tabs{display:flex;gap:8px;overflow:auto;margin-bottom:10px}.source-tabs button{padding:5px 8px;background:#f0f4eb;border-radius:4px;font-size:9px;color:#809573}.empty-document{text-align:center;padding:35px;font-size:12px;color:#94a28b}.uploading{opacity:.65}.inline-list{margin:8px 0;padding-left:18px;font-size:10px;color:#98a48c;line-height:1.9}
@media(min-width:1700px){#viewer{height:560px}}@media(max-width:1200px){:root{--rail:180px}main{padding:25px}.intro-note{display:none}.result-workspace{grid-template-columns:minmax(0,1fr) minmax(350px,1fr);gap:18px}#viewer{height:370px}header{padding:0 25px}#saveState{display:none}.rail{padding:25px 13px}.brand strong{font-size:19px}.viewer-caption{align-items:flex-start;flex-direction:column;gap:8px}.player{gap:6px}.player #timeLabel{font-size:8px}}
@media(max-width:900px){:root{--rail:0px}.rail{position:static;width:100%;padding:13px 20px;display:flex;flex-direction:row;align-items:center;gap:18px}.brand{margin:0}.brand strong{font-size:18px}.brand small{display:none}.brand-icon{width:32px;height:32px;font-size:23px}.new-project{margin:0 0 0 auto;font-size:11px;padding:9px 12px}.rail-caption,.rail #history,.rail-bottom{display:none}.result-workspace{grid-template-columns:1fr}.simulation-column{position:static}.intro h1{font-size:29px}.intro{margin-bottom:20px}#viewer{height:440px}#documentTabs{gap:28px}.viewer-caption{flex-direction:row}footer{padding:20px 25px}.source-preview img{max-height:180px}}
@media(max-width:520px){main{padding:20px 14px}header{height:58px;padding:0 15px}.breadcrumbs{font-size:10px}.header-actions .button{font-size:10px;padding:8px 10px}.intro h1{font-size:26px}.intro p:not(.eyebrow){font-size:11px}#dropzone{padding:20px 12px;gap:12px}#dropzone strong{font-size:12px}#dropzone p{font-size:9px;line-height:1.8}.format-chip{display:none}.upload-card{padding:13px}.upload-actions{align-items:flex-start}#uploadHint{font-size:9px;line-height:1.8}.upload-actions .button{flex-shrink:0;font-size:10px;padding:10px 12px;gap:8px}.asset-chip span{max-width:230px}.panel-heading{padding:12px;font-size:11px}.subtle{display:none}.view-options{gap:6px!important;font-size:9px}#viewer{height:340px}.viewer-caption b{font-size:11px}.tag{font-size:8px}.player{padding:12px}.document-top h2{font-size:17px}.document-card{padding:15px}.op-heading{gap:7px}.op-heading h3{font-size:12px}.op-heading button{font-size:9px}.refine-box>div{align-items:flex-start}.refine-box small{font-size:8px}footer{font-size:8px;padding:18px 15px}footer span{display:none}.dialog-actions{flex-direction:column;align-items:stretch}.edit-grid{grid-template-columns:1fr}.source-preview-heading select{max-width:65%}}

#mobileMenu{display:none;border:1px solid #d6e1da;background:#fff;color:#195d48;border-radius:6px;padding:8px;white-space:nowrap}@media(max-width:900px){#mobileMenu{display:block}.rail.mobile-open{display:flex;position:fixed;inset:0 auto 0 0;width:224px;z-index:100;box-shadow:12px 0 40px #102b4055}.breadcrumbs{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.workspace>header{gap:10px}}
@media(max-width:900px){.rail.mobile-open{flex-direction:column;align-items:stretch;height:100dvh;gap:18px;padding:24px 16px}.rail.mobile-open .rail-caption,.rail.mobile-open #history,.rail.mobile-open .rail-bottom{display:block}.rail.mobile-open .rail-bottom{margin-top:auto}.rail.mobile-open .new-project{margin:0}.rail.mobile-open .brand{margin-bottom:12px}}

/* Playback controls and information needed at each operation. */
.playback-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:14px 16px 0}.playback-actions .button{font-size:14px;min-height:42px}.playback-actions span{font-size:12px;line-height:1.6;color:#40554d}
.op-meta{font-size:14px;color:#253d32;flex-wrap:wrap;gap:8px 14px;padding:12px;background:#eef4ef;border:1px solid #d1dfd5;border-radius:6px;line-height:1.8}.op-meta>span{display:block;width:100%;overflow-wrap:anywhere}.op-meta b,.setup-details b{color:#193e2d;font-weight:700}.op-meta button{font-size:15px;color:#244b37;padding:3px 10px;border:1px solid #bbcfc0;border-radius:4px;background:white}.setup-details{border-left:3px solid #348363;padding:3px 12px;margin:12px 0;background:#f5f8f5}.document-card .setup-details p{font-size:14px;color:#293e32;line-height:1.9;margin:7px 0}.op-heading button[data-focus]{font-size:12px;color:#176247;font-weight:600;padding:4px 7px;border:1px solid #bdd7c8;border-radius:5px}.operation-chip{font-size:12px;color:#3b5144}.operation-chip.active{font-weight:650}.play-button{width:36px;height:36px;font-size:14px}
@media(max-width:520px){.op-heading{flex-wrap:wrap}.op-heading h3{min-width:120px}.playback-actions{padding:12px 12px 0;gap:8px}.playback-actions span{font-size:11px}.op-meta,.document-card .setup-details p{font-size:14px}}

.operation-context{padding:10px 16px;background:#f7faf7;border-top:1px solid #d8e3dc}.operation-context p{margin:5px 0;font-size:14px;line-height:1.8;color:#283f33;overflow-wrap:anywhere}.operation-context b{color:#173c2c}.operation-context span{font-size:12px;color:#65502b}.operation-context .face-warning{color:#795019;font-size:12px}.model-annotations{position:absolute;inset:0;pointer-events:none;overflow:hidden}.model-marker{position:absolute;transform:translate(-50%,-100%);max-width:230px;padding:5px 8px;border-radius:5px;font-size:13px;font-weight:650;line-height:1.5;background:#fff4da;color:#603a00;border:1px solid #ab6b12;box-shadow:0 2px 6px #152e2426;white-space:normal}.model-marker:after{content:'';position:absolute;left:50%;bottom:-6px;width:8px;height:8px;border-radius:50%;background:#be7212}.axis-marker{background:#f5f8ff;color:#234b7c;border-color:#6582ac;font-size:12px}.axis-marker:after{background:#426ca1}.setup-marker{background:#ecf7ef;color:#205237;border-color:#528667}.setup-marker:after{background:#38764c}

.inspection-downloads{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px;color:#165b43;font-size:13px}.inspection-downloads a{text-decoration:underline}.inspection-toolbar{display:flex;gap:10px;flex-wrap:wrap}.inspection-toolbar select{max-width:100%;padding:8px;border:1px solid #b9cbbb}.inspection-sheet{position:relative;user-select:none;margin:16px 0;border:1px solid #c4cfd5}.inspection-sheet>img{width:100%;display:block;cursor:crosshair}.inspection-sheet svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.inspection-sheet line{stroke:#b71923;stroke-width:1.2;vector-effect:non-scaling-stroke}.inspection-bubble{position:absolute;transform:translate(-50%,-50%);min-width:25px;height:25px;padding:0 3px;border:1.5px solid #b71923;border-radius:50%;background:#fff;color:#a31520;font-size:12px;font-weight:700;touch-action:none;cursor:grab}.inspection-table-wrap{overflow:auto}.inspection-table{width:100%;min-width:600px;border-collapse:collapse;font-size:12px;color:#263c30}.inspection-table th,.inspection-table td{padding:7px;border:1px solid #c8d6cd;text-align:left;vertical-align:top}.inspection-table th{background:#eef4ef}.inspection-table label{font-size:11px;display:block}.inspection-table input{max-width:100%;width:100%;min-width:60px;border:1px solid #bdccc1;border-radius:4px;padding:6px;margin:4px 0 8px;color:#253b30}.inspection-table td:nth-child(2){width:40%}.inspection-table button{border:1px solid #bdccc1;border-radius:4px;margin-bottom:8px;padding:5px}.inspection-reviewed{display:block;font-size:13px;color:#253b30;margin:16px 0;line-height:1.8}

/* Project history is an optional drawer; the workspace uses the full width. */
:root{--rail:0px}.rail{display:none}.workspace{margin-left:0}#mobileMenu{display:inline-flex;align-items:center;font-size:13px;padding:9px 12px}.rail.mobile-open{display:flex;position:fixed;inset:74px auto 16px 16px;width:260px;height:auto;max-height:calc(100dvh - 90px);padding:22px 16px;flex-direction:column;align-items:stretch;gap:14px;border-radius:12px;box-shadow:0 12px 45px #102b4033;z-index:100}.rail.mobile-open .rail-caption,.rail.mobile-open #history,.rail.mobile-open .rail-bottom{display:block}.rail.mobile-open .brand{margin:0 0 12px}.rail.mobile-open .rail-bottom{margin-top:auto}.rail.mobile-open .brand small{display:block}.rail.mobile-open .rail-caption{display:flex}.rail.mobile-open .rail-bottom{display:flex}main{max-width:2000px;padding:24px}.workspace>header{height:64px;padding:0 24px;gap:16px}.breadcrumbs{flex:1;font-size:13px}.header-actions{gap:12px}.result-workspace{grid-template-columns:minmax(0,1.12fr) minmax(380px,1fr);gap:22px}.simulation-column{top:16px}#viewer{height:clamp(420px,49vh,660px)}footer{padding:18px 24px}.operation-context{max-height:250px;overflow:auto}
@media(max-width:1200px){:root{--rail:0px}.workspace{margin-left:0}.rail{display:none}.rail.mobile-open{display:flex}.result-workspace{grid-template-columns:minmax(0,1.12fr) minmax(350px,1fr)}}
@media(max-width:900px){.rail{display:none}.rail.mobile-open{inset:74px auto 16px 12px;width:250px;height:auto;max-height:calc(100dvh - 90px)}.result-workspace{grid-template-columns:1fr}.workspace>header{padding:0 14px;gap:9px}.breadcrumbs{display:none}.header-actions{margin-left:auto}.header-actions .button{padding:9px 12px}main{padding:20px 14px}#viewer{height:430px}}
@media(max-width:520px){.workspace>header{height:60px;padding:0 10px}.header-actions{gap:7px}.header-actions .button{font-size:11px;padding:8px}.header-actions #saveState{display:none}#mobileMenu{font-size:12px;padding:8px}#viewer{height:350px}.rail.mobile-open{inset:68px auto 10px 10px}}

/* Compact workbench: each column owns its scrolling area. */
body.has-project{height:100dvh;overflow:hidden}.has-project .workspace{height:100dvh;display:flex;flex-direction:column;min-height:0}.has-project .workspace>header{flex:0 0 60px}.has-project main{display:flex;flex-direction:column;flex:1;min-height:0;max-width:none;width:100%;padding:12px 16px}.has-project footer,.has-project #uploadCard{display:none}.has-project #notice{margin:0 0 8px;padding:6px 12px;font-size:12px;max-height:45px;overflow:auto}.has-project #taskStatus{flex-shrink:0;margin:0 0 8px;padding:8px}.has-project .result-workspace{flex:1;min-height:0;grid-template-columns:minmax(0,1.08fr) minmax(380px,1fr);gap:16px;align-items:stretch}.has-project .simulation-column,.has-project .document-column{position:static;height:100%;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior-y:contain;scrollbar-width:thin;padding-right:5px}.has-project #viewer{height:clamp(280px,39vh,490px);min-height:280px}.has-project .viewer-panel{overflow:hidden}.has-project .panel-heading{padding:10px 12px}.has-project .viewer-caption{padding:8px 12px;align-items:center;flex-direction:row}.has-project .viewer-caption .caption-label{display:none}.has-project .viewer-caption b{font-size:13px}.has-project .viewer-foot{padding:7px 12px}.has-project .operation-context{max-height:none;padding:8px 12px}.context-inline{display:flex;flex-wrap:wrap;gap:5px 18px;font-size:13px;line-height:1.7;color:#253d31}.context-inline span{overflow-wrap:anywhere}.datum-reference{font-size:11px}.datum-reference summary{padding:3px 0}.datum-reference p{font-size:12px!important;margin:4px 0!important}.simulation-controls{position:absolute;z-index:4;left:10px;right:10px;bottom:10px;background:#ffffffed;border:1px solid #c8d8cf;border-radius:9px;box-shadow:0 3px 16px #1b3a2818;backdrop-filter:blur(5px);color:#233d30}.simulation-controls .playback-actions{padding:8px 10px 0;gap:10px}.simulation-controls .playback-actions .button{padding:7px 12px;font-size:12px;min-height:32px}.simulation-controls #playbackScope{font-size:10px}.simulation-controls .player{padding:7px 10px;gap:8px}.simulation-controls .player #timeLabel{font-size:10px}.simulation-controls .play-button{width:28px;height:28px;font-size:12px}.has-project .source-preview{margin:10px 0 0;padding:10px 12px}.source-preview-heading{margin-bottom:6px;gap:8px}.source-preview-heading select{flex:1;min-width:0;max-width:65%;font-size:11px}.source-mode{display:flex;flex-shrink:0;gap:4px}.source-mode button,#zoomSource{font-size:11px;padding:5px 7px;border:1px solid #d0ded5;border-radius:4px}.source-mode .active{background:#e6f2ea;color:#175e40;border-color:#6ca88a}.source-image-wrap{text-align:center;overflow:auto}.source-image-sheet{position:relative;max-width:100%;margin:0 auto}.source-preview .source-image-sheet img{display:block;width:100%;height:auto;max-height:none;margin:0;cursor:zoom-in}.source-image-sheet svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.source-image-sheet line{stroke:#b71923;stroke-width:1;vector-effect:non-scaling-stroke}.source-balloon{position:absolute;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;min-width:15px;height:15px;border:1px solid #ac1820;border-radius:50%;background:white;color:#ac1820;font:bold 8px Arial;pointer-events:none}.has-project .operation-timeline{margin:8px 0}.has-project .simulation-note{margin:6px 3px;font-size:10px}.has-project .document-top{padding:2px 0 9px}.has-project .document-top .eyebrow{display:none}.has-project #projectTitle{font-size:17px;line-height:1.5}.has-project #projectMeta{margin:4px 0 0;font-size:11px}.has-project #documentTabs{gap:22px;margin-bottom:10px}.has-project #documentTabs button{padding:8px 0;font-size:13px}.has-project .document-card{padding:13px 14px;margin-bottom:10px}.has-project .document-card p{font-size:13px;color:#405a4a;line-height:1.7}.has-project .compact-operation .op-heading{align-items:center;gap:7px}.has-project .compact-operation .op-heading h3{font-size:14px}.has-project .compact-operation .op-heading button{font-size:11px;color:#2e6047;padding:3px 5px}.operation-facts{display:grid;grid-template-columns:1fr 1fr;gap:6px 18px;margin:12px 0 6px;font-size:14px;line-height:1.7;color:#253b2f}.operation-facts>div{display:flex;gap:6px;min-width:0}.operation-facts .fact-wide{grid-column:1/-1;grid-row:2}.operation-facts dt{font-weight:650;color:#234b34;flex-shrink:0}.operation-facts dt:after{content:'：'}.operation-facts dd{margin:0;overflow-wrap:anywhere}.operation-details summary{font-size:11px;padding:5px 0;color:#587363}.operation-details p{font-size:12px!important}.compact-review{display:flex;gap:6px;margin:5px 0}.compact-review span{padding:2px 6px;background:#fff1db;color:#825216;border-radius:4px;font-size:11px}.part-summary p{margin:0!important}.part-summary b:not(:first-child){margin-left:12px}.parameter-warning{padding:10px 12px!important;border:1px solid #d9ae5f;background:#fff5df;border-radius:5px;color:#7c480e!important;font-size:13px!important}.parameter-complete{color:#236740!important}.gcode-download .text-button{margin:10px;font-size:13px}.download-note{font-size:12px!important}.has-project .download-row{padding:10px 0}.has-project #inspectionDownloads{margin-top:18px}.has-project #inspectionDownloads p{font-size:12px}.has-project .refine-box{margin-top:12px}.has-project .refine-box small{display:none}
@media(max-width:900px){body.has-project{height:auto;overflow:auto}.has-project .workspace{height:auto;min-height:100dvh}.has-project main{display:block;padding:10px}.has-project .result-workspace{display:grid;grid-template-columns:1fr;min-height:auto}.has-project .simulation-column,.has-project .document-column{height:auto;overflow:visible;padding:0;overscroll-behavior:auto}.has-project #viewer{height:350px;min-height:300px}.has-project .source-image-sheet{max-width:100%}.has-project .document-column{margin-top:4px}.operation-facts{font-size:13px}.has-project .compact-operation .op-heading{flex-wrap:wrap}.has-project #notice{max-height:none}.simulation-controls #playbackScope{display:none}}

.has-project .panel-heading{flex-wrap:wrap}.view-options{flex-wrap:wrap}.view-options button{padding:4px 6px;border:1px solid #cbdcd2;border-radius:4px;color:#315a43;font-size:11px}.view-options .view-mode.active{background:#dcefe3;color:#145b39;border-color:#6eaa87;font-weight:650}#viewer canvas{touch-action:none}

.operation-facts .requirement-fact{grid-row:auto}.requirement-fact dt{color:#754b16}.download-selection-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:14px 0}.download-file-list{padding:0;margin:0;list-style:none}.download-file-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #e0e8e2}.download-file-row label{display:flex;align-items:center;gap:10px;min-width:0;flex:1;font-size:14px;color:#253e30}.download-file-row input{width:17px;height:17px;accent-color:#137c68;flex-shrink:0}.download-file-row a{padding:6px 10px;border:1px solid #c9d9ce;border-radius:5px;font-size:12px;color:#225f40;white-space:nowrap}.download-file-row .unavailable{font-size:12px;color:#8a6c3e}.download-file-row[aria-disabled=true]{opacity:.65}#downloadSelectionStatus{font-size:12px;color:#496552}#downloadSelectionError{color:#9b322d;font-size:13px;line-height:1.7}.has-project .download-selection-actions .button{font-size:12px}

/* CAD-style unobtrusive viewport chrome. */
.has-project .viewer-panel .operation-timeline{margin:0;padding:7px 12px;display:flex;align-items:center;gap:9px;border-bottom:1px solid #dde7e1;background:#f8faf8;overflow:hidden}.operation-timeline label{font-size:12px;color:#3c5e4b;flex-shrink:0}.operation-timeline select{flex:1;min-width:0;padding:6px 8px;border:1px solid #c8d9ce;border-radius:4px;background:white;color:#253d31;font-size:12px}.step-select-note{font-size:10px;color:#647e6d;white-space:nowrap}.has-project #viewer .simulation-controls{display:flex;align-items:center;gap:7px;left:8px;right:8px;bottom:7px;padding:5px 7px;height:37px;border:1px solid #cbd8d0;border-radius:5px;background:#ffffffc9;box-shadow:none}.simulation-controls #startMachining{min-height:25px;padding:3px 8px;font-size:11px;white-space:nowrap;flex-shrink:0}.simulation-controls #play{width:25px;height:25px;font-size:10px;flex-shrink:0}.simulation-controls #timeline{flex:1;min-width:30px;accent-color:#337d60}.simulation-controls #timeLabel{font-size:9px;white-space:nowrap;color:#4e695b;font-variant-numeric:tabular-nums}.simulation-controls #playbackSpeed{font-size:10px;width:49px;padding:3px;border:1px solid #cbd8d0;border-radius:3px;background:#fff;color:#3c5e4b}.model-marker.feature-marker{padding:2px 5px;border:0;border-left:2px solid #bb7628;border-radius:2px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px;line-height:1.5;font-weight:500;background:#fffbecce;color:#79501c;box-shadow:none}.model-marker.feature-marker:after{width:4px;height:4px;bottom:-3px}.cad-triad{filter:drop-shadow(0 0 2px #fff)}@media(max-width:520px){.step-select-note{display:none}.simulation-controls #timeLabel{font-size:8px}.has-project #viewer .simulation-controls{gap:4px;padding:5px}.simulation-controls #startMachining{font-size:10px;padding:3px 5px}}

/* IPF document workspace: no animation surface or render loop. */
.result-workspace{grid-template-columns:minmax(280px,.8fr) minmax(560px,1.6fr)}
.source-column{min-height:0;overflow:auto;padding-right:8px}.source-guide{padding:22px}.source-guide h2{font-size:21px;margin:8px 0}.source-guide p{line-height:1.7;color:var(--muted,#647581)}
.source-column .source-image-wrap{max-height:none}.source-column .source-image-sheet{width:100%!important}.source-column .source-image-sheet img{max-height:none;width:100%}
.ipf-preview{white-space:pre-wrap;overflow-wrap:anywhere;font:15px/1.85 ui-monospace,monospace;margin:0}
#ipfInfoForm label{display:flex;flex-direction:column;gap:6px}#ipfInfoForm textarea{width:100%;resize:vertical;box-sizing:border-box;font:inherit;padding:10px;border:1px solid #cbd5df;border-radius:8px}
@media(max-width:1000px){.result-workspace{grid-template-columns:1fr}.source-column{max-height:48vh}.has-project .result-workspace{height:auto}.document-column{overflow:visible}}

#retryGeneration[hidden]{display:none!important}#retryGeneration{margin:0 0 16px}

/* Restore the machining preview alongside the editable process. */
.result-workspace{grid-template-columns:minmax(420px,1.15fr) minmax(480px,1fr)}
@media(max-width:1000px){.result-workspace{grid-template-columns:1fr}.simulation-column{overflow:visible}}
.process-group{border-left:4px solid #267a65;background:#eef6f2}.process-group h3{margin:0 0 8px}.op-number{white-space:nowrap}

/* Temporary focused planning workflow: source drawing plus process review. */
.focused-planning .viewer-panel,.focused-planning .simulation-note,.focused-planning [data-panel="ipf"],.focused-planning [data-panel="parameters"],.focused-planning [data-source-mode="balloons"]{display:none!important}
.focused-planning .result-workspace{grid-template-columns:minmax(240px,30%) minmax(0,1fr)}
.focused-planning .simulation-column{overflow:auto}
@media(max-width:900px){.focused-planning .result-workspace{grid-template-columns:minmax(0,1fr)}}

.viewer-panel > :not(#realUgVideo){display:none!important}.real-video-heading{display:flex;justify-content:space-between;align-items:flex-start;padding:20px}.real-video-screen{background:#182329;min-height:300px;display:flex;align-items:center;justify-content:center;color:#d7e1de;padding:0}.real-video-screen video{display:block;width:100%;max-height:560px}.real-video-screen>p{max-width:75%;line-height:1.7;text-align:center}.real-video-actions{padding:16px 20px 0}#realUgVideo>.small-note,#realUgVideo>.video-missing{margin:14px 20px;line-height:1.7}.video-missing{color:#895b1b;background:#fff5dc;padding:10px;border-radius:6px}

/* Project navigation stays visible inside the existing right-hand scroll pane. */
.document-navigation{position:sticky;top:0;z-index:8;background:var(--bg,#f5f8f5);padding-top:2px}
.has-project .document-navigation #documentTabs{margin-bottom:10px}
.ug-result-card>summary{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;cursor:pointer;list-style:none}
.ug-result-card>summary::-webkit-details-marker{display:none}
.ug-result-card>summary>span:not(.ug-result-toggle){font-size:13px;color:#405a4a}
.ug-result-toggle{margin-left:auto;font-size:12px;color:#236740}.ug-result-toggle:after{content:'展开 ▾'}.ug-result-card[open] .ug-result-toggle:after{content:'收起 ▴'}
.ug-result-body{padding-top:8px}.technical-error pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;max-height:180px;overflow:auto}
.video-error{max-width:85%;padding:20px;overflow-wrap:anywhere}.video-error>p{text-align:center;line-height:1.7}
[data-source-mode="balloons"]{display:none!important}
@media(max-width:900px){.document-navigation{top:60px}}