:root{--blue:#266bff;--ink:#202c41;--muted:#788494;--line:#e5e9ef;--bg:#f5f7fa}*{box-sizing:border-box}body{margin:0;color:var(--ink);font:14px 'DM Sans',-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;background:#f8f9fc}button,input,select{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;min-height:40px;padding:8px 13px;transition:background .15s,box-shadow .15s}button:hover{background:#f0f4ff;border-color:#c6d5fb}button:focus-visible,input:focus-visible{outline:3px solid #8db2ff;outline-offset:2px}button.active{background:#ebf2ff;color:var(--blue);border-color:#c9dcff}button.primary{background:var(--blue);color:white;border-color:var(--blue)}button:disabled{opacity:.4;cursor:default}#app{height:100dvh;display:flex;flex-direction:column}header{height:80px;flex:none;display:flex;align-items:center;gap:32px;padding:0 26px;background:#fff;border-bottom:1px solid var(--line);z-index:3}.brand{display:flex;align-items:center;gap:12px;width:232px;font-size:20px;font-weight:700;letter-spacing:1px}.brand-icon{background:var(--blue);color:white;width:38px;height:38px;display:grid;place-items:center;border-radius:10px;font-size:29px;transform:rotate(-5deg)}.brand small{display:block;font-size:10px;letter-spacing:2px;margin-top:3px;color:#71829c}.project{display:flex;flex-direction:column;gap:4px}.project input{font-weight:600;border:0;background:transparent;color:var(--ink);padding:0;max-width:200px}.project span{color:var(--muted);font-size:12px}.header-actions{margin-left:auto;display:flex;gap:10px}main{flex:1;display:flex;min-height:0}aside{background:white;z-index:2;overflow:auto;flex-shrink:0}#library{width:272px;padding:25px 18px 0;border-right:1px solid var(--line);display:flex;flex-direction:column}.panel-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.panel-heading h2{font-size:17px;margin:0;letter-spacing:.4px}.panel-heading>span{font-size:12px;color:var(--muted)}.library-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:17px}.library-tabs button{background:none;border:0;border-radius:0;flex:1;font-size:14px;padding:8px 0 13px;color:#8190a4}.library-tabs button.active{border-bottom:2px solid var(--blue);color:var(--blue)}.library-tabs b{font-size:11px;background:#eff2f7;padding:2px 4px;border-radius:4px}.search{display:flex;align-items:center;gap:6px;border:1px solid var(--line);padding:8px 11px;border-radius:7px;background:#f8f9fc;font-size:21px}.search input{border:0;background:transparent;outline:0;min-width:0;width:100%;font-size:13px}.filters{display:flex;gap:5px;margin:16px 0;flex-wrap:wrap}.filters button{min-height:29px;padding:4px 9px;font-size:12px;border:0;background:#f6f7fa}.filters .active{background:#ebf2ff}#parts{overflow:auto;flex:1;min-height:80px;display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:start;padding:0 2px 14px}.part-card{text-align:left;padding:9px;min-height:126px;position:relative;border-radius:9px}.part-card:hover{box-shadow:0 3px 14px #143c8010}.part-card .thumb{height:58px;background:#f4f7fc;border-radius:5px;display:flex;align-items:center;justify-content:center;margin-bottom:8px}.part-card svg{height:48px;width:90px}.part-card b{font-weight:600;display:block;font-size:12px;line-height:1.4}.part-card small{font-size:11px;display:block;color:#8995a7;margin-top:4px}.part-card .plus{position:absolute;right:8px;top:8px;background:white;width:18px;height:18px;border-radius:5px;color:#8ca0bf;text-align:center;font-size:15px}.library-foot{color:#8a95a5;font-size:11px;line-height:1.9;padding:13px 0;border-top:1px solid var(--line)}.key{background:#f0f3f8;padding:1px 4px;border-radius:3px}#workspace{position:relative;flex:1;min-width:0;background:#eef2f8;overflow:hidden}#viewport{position:absolute;inset:0;touch-action:none}#viewport canvas{display:block;width:100%;height:100%;touch-action:none}.workspace-top{position:absolute;z-index:1;left:24px;right:24px;top:22px;display:flex;justify-content:space-between;gap:10px;pointer-events:none}.workspace-top>*{pointer-events:auto}.mode-switch{display:flex;padding:4px;background:white;border:1px solid var(--line);border-radius:9px;box-shadow:0 3px 10px #172d4c04}.mode-switch button{border:0;font-size:13px;min-height:32px;padding:6px 13px}.mode-switch button.active{background:#266bff;color:#fff}.workspace-top>button{font-size:13px;box-shadow:0 3px 10px #172d4c04}.scene-label{position:absolute;top:104px;left:30px;pointer-events:none}.eyebrow{font-size:10px;color:#8a99b2;letter-spacing:2px}.scene-label h1{font-size:25px;letter-spacing:1px;font-weight:600;margin:9px 0}.scene-label p{color:#8290a7;font-size:12px}.tools{position:absolute;right:22px;top:110px;background:white;border:1px solid var(--line);border-radius:9px;padding:4px;display:flex;flex-direction:column;box-shadow:0 4px 18px #1633570a}.tools button{border:0;font-size:23px;padding:2px;width:37px;min-height:39px}.tools i{height:1px;background:var(--line);margin:4px}.bottom-left{position:absolute;bottom:24px;left:28px;color:#8592a6;font-size:11px;display:flex;gap:12px;align-items:center}.bottom-left button{display:none}.view-cube{position:absolute;bottom:27px;right:26px;width:64px;height:60px;text-align:center;border:1px solid #cdd8e7;border-radius:9px;color:#70839c;font-size:15px;padding:7px;background:#ffffffb0;cursor:pointer;line-height:1.6}.view-cube span{font-size:10px}#inspector{width:264px;border-left:1px solid var(--line);padding:25px 20px}.live-dot{width:7px;height:7px;border-radius:50%;background:#74a993}.metrics{display:flex;gap:14px;padding:2px 0 21px}.metrics>div{flex:1}.metrics strong{display:block;font-size:26px;font-weight:500;letter-spacing:-1px;white-space:nowrap}.metrics div+div strong{font-size:20px;padding-top:7px}.metrics span{font-size:12px;color:#8a96a8;display:block;margin-top:6px}.stat-line{display:flex;justify-content:space-between;padding:8px 0;font-size:12px}.stat-line span{color:#8190a3}.stat-line strong{font-weight:500}.status-box{background:#eef5f2;color:#547c6c;border-radius:7px;padding:10px 11px;margin:11px 0 22px;font-size:12px;line-height:1.6}.status-box.warn{background:#fff6e7;color:#9a7436}.section-title{border-top:1px solid var(--line);padding-top:19px;margin-top:18px;margin-bottom:15px;font-size:13px;font-weight:600;display:flex;justify-content:space-between;align-items:center}.section-title span{font-size:11px;font-weight:400;color:#8391a7}.section-title button{font-size:11px;border:0;padding:0;min-height:22px;color:#6d81a3}#selection{font-size:12px;color:#8a96a8;line-height:1.7}.selection-name{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:8px}.edit-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0}.edit-grid label{font-size:11px}.edit-grid input,.edit-grid select{width:100%;min-width:0;padding:7px 8px;border:1px solid var(--line);border-radius:6px;color:#415674;background:#f9fafc;font-size:13px;margin-top:4px}.selection-actions{display:flex;gap:5px;margin-top:10px}.selection-actions button{flex:1;font-size:12px;padding:6px 3px;min-height:35px}.toggle-line{display:flex;justify-content:space-between;align-items:center;margin:13px 0;color:#617189;font-size:12px}.toggle-line input{appearance:none;width:28px;height:16px;background:#dbe1eb;border-radius:10px;position:relative;cursor:pointer}.toggle-line input:checked{background:var(--blue)}.toggle-line input:after{content:'';position:absolute;top:3px;left:3px;width:10px;height:10px;border-radius:50%;background:white}.toggle-line input:checked:after{left:15px}#bom{font-size:12px;color:#6b7b90;max-height:200px;overflow:auto}.bom-row{display:flex;justify-content:space-between;margin-bottom:12px;gap:5px}.bom-row b{font-weight:500;color:#314967}.quiet-button{width:100%;border:1px dashed #d6deea;background:white;margin-top:20px;font-size:12px;color:#8290a4}.small-note{font-size:10px;color:#9ba5b3;line-height:1.7;margin-top:18px}footer{flex:none;height:30px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);background:#fff;padding:0 22px;color:#99a4b5;font-size:10px;letter-spacing:.6px}footer button{border:0;min-height:25px;font-size:11px;padding:0;background:none;color:#8390a2}#toast{position:absolute;bottom:85px;left:50%;transform:translateX(-50%);background:#22334bec;color:#fff;box-shadow:0 8px 40px #17284330;padding:12px 20px;border-radius:8px;font-size:13px;pointer-events:none;opacity:0;transition:opacity .2s;max-width:90%;width:max-content}#toast.show{opacity:1}dialog{border:1px solid var(--line);border-radius:16px;padding:0;width:min(1000px,94vw);max-height:88dvh;color:var(--ink);box-shadow:0 20px 100px #17233830}dialog::backdrop{background:#172c475c;backdrop-filter:blur(4px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;padding:20px 25px;border-bottom:1px solid var(--line);position:sticky;top:0;background:white;z-index:2}.dialog-head h2{margin:0;font-size:20px}.dialog-head button{border:0;font-size:24px;padding:0 10px}#dialogBody{padding:24px;line-height:1.8}.info-banner{padding:14px 18px;border-radius:8px;background:#eef3fc;color:#526887;font-size:13px;margin-bottom:18px}.template-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.template-card{padding:0;overflow:hidden;text-align:left}.template-card img{width:100%;height:200px;object-fit:cover;object-position:50% 27%;background:#f4f6fa}.template-card>div{padding:14px}.template-card b{display:block;font-size:15px}.template-card p{color:#8191a7;font-size:12px;margin:5px 0}.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.catalog-card{border:1px solid var(--line);border-radius:9px;padding:13px;font-size:12px}.catalog-card img{width:100%;height:94px;object-fit:contain;margin-bottom:8px}.catalog-card b{display:block}.catalog-card a{font-size:11px;color:#266bff}.catalog-tools{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap}.catalog-tools input{flex:1;padding:10px;border:1px solid var(--line);border-radius:6px;min-width:140px}.catalog-tools select{border:1px solid var(--line);border-radius:6px;background:#fff}.sources{font-size:13px;line-height:2;color:#6d8099}.sources a{color:#266bff}.model-view{height:360px;background:#eff3fa;border-radius:10px;position:relative}.model-view canvas{width:100%;height:100%;touch-action:none}.model-info{display:flex;justify-content:space-between;gap:15px;margin:14px 0;font-size:13px}.model-actions{display:flex;gap:10px}.warning{font-size:13px;color:#997033;background:#fff7e8;padding:12px;border-radius:8px}.loading{position:absolute;inset:0;display:grid;place-items:center;color:#6b80a0}#dialogBody h3{font-size:16px}.empty-state{grid-column:1/-1;padding:25px 5px;color:#8190a7;font-size:13px}a{color:#266bff}
@media(min-width:1600px){#library{width:300px}#inspector{width:290px}.part-card{min-height:140px}.part-card .thumb{height:69px}.scene-label h1{font-size:30px}}
@media(max-width:1100px){header{height:70px;padding:0 18px;gap:15px}.brand{width:210px;font-size:18px}#library{width:222px;padding:20px 12px 0}#inspector{width:218px;padding:20px 14px}.header-actions{gap:5px}.header-actions button{font-size:12px;padding:7px 10px}.scene-label{left:20px;top:101px}.scene-label h1{font-size:21px}.workspace-top{left:15px;right:15px}.workspace-top button{font-size:12px}.mode-switch button{padding:6px 9px}.part-card b{font-size:11px}.part-card{padding:7px}.bottom-left{left:15px;max-width:70%;line-height:1.8}.metrics strong{font-size:24px}.metrics div+div strong{font-size:17px}.tools{right:15px}.brand small{font-size:9px}.project input{max-width:160px}.catalog-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:850px){#library{width:206px}#inspector{width:200px}.project{display:none}.brand{width:auto}.header-actions button:first-child{font-size:12px}.bottom-left span{display:none}.scene-label{top:95px}.scene-label h1{font-size:18px}.scene-label p{font-size:11px}.workspace-top{flex-wrap:wrap}.workspace-top>button{padding:5px 9px}.tools{top:190px}.metrics{gap:8px}.metrics div+div strong{font-size:15px}.template-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:690px){header{height:64px;padding:0 12px}.brand{font-size:16px;gap:8px}.brand-icon{width:31px;height:31px;font-size:22px}.brand small{font-size:7px}.header-actions button{padding:6px 8px;min-height:36px}#importBtn{display:none}#library{position:absolute;left:0;top:64px;bottom:30px;width:240px;box-shadow:10px 0 50px #1e3c4b20;transform:translateX(-110%);transition:transform .2s;z-index:4}#library.open{transform:translateX(0)}#inspector{display:none}.bottom-left button{display:block}.scene-label{top:97px}.scene-label h1{font-size:23px}.scene-label p{font-size:12px}.tools{top:195px}.workspace-top{flex-wrap:nowrap}.catalog-grid{grid-template-columns:repeat(2,1fr)}.template-grid{grid-template-columns:1fr 1fr;gap:9px}.template-card img{height:150px}.template-card>div{padding:10px}.template-card b{font-size:13px}.model-info{flex-direction:column}#dialogBody{padding:16px}.dialog-head{padding:15px}.dialog-head h2{font-size:17px}footer{padding:0 12px;font-size:9px}.scene-label{left:20px}.workspace-top>button{font-size:11px}.model-view{height:280px}}

#parts{grid-template-columns:repeat(2,minmax(0,1fr))}.part-card{min-width:0}.part-card b{font-size:13px}.part-card small{font-size:12px;overflow-wrap:anywhere}.part-card .thumb{overflow:hidden}.small-note{font-size:12px}.toggle-line,.stat-line{font-size:13px}#selection{font-size:13px}.part-card b{line-height:1.5}#overviewToggle{display:none}
@media(max-width:950px){#inspector{display:none}#overviewToggle{display:block}.bottom-left{max-width:80%}#overviewToggle{font-size:13px;min-height:40px}.scene-label h1{font-size:22px}.tools{top:140px}}
@media(max-width:690px){header{gap:7px}.brand{font-size:15px}.header-actions button{font-size:11px}.tools{top:195px}.part-card b{font-size:13px}.bottom-left{bottom:20px}}

.detail-preview{height:min(520px,54dvh)}
.workspace-actions{display:flex;gap:8px}.research-note{padding:18px;background:#eef5ff;border:1px solid #c8dcf6;border-radius:12px;margin-bottom:18px;line-height:1.7}.layout-card{cursor:default;text-align:left;overflow:hidden}.layout-thumb{width:100%;height:180px;display:block}.layout-card h3{margin:10px 0 6px}.layout-card p{line-height:1.65}.layout-card a{font-size:12px}.layout-card button{display:block;width:100%;margin-top:14px}.layout-tag{font-size:11px;color:#58718e}.image-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:16px 0}.file-button{display:inline-flex;align-items:center;min-height:44px;padding:8px 14px;background:#266bff;border-radius:8px;color:white;cursor:pointer;font-size:14px}.image-toolbar span{font-size:12px;color:#65738a;overflow-wrap:anywhere}.image-editor{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:20px}.image-editor canvas{display:block;width:100%;height:auto;border:1px solid #dbe3ef;border-radius:10px;cursor:crosshair}.image-options{font-size:13px}.image-options h3{margin:0 0 10px}.image-options h3:not(:first-child){margin-top:24px}.image-options button{display:block;width:100%;margin:8px 0;min-height:44px}.image-options p{line-height:1.65}.inline-field{display:flex;align-items:center;gap:6px}.inline-field input{width:100%;min-width:0}.image-options #imageResult{padding:12px 0;color:#244567}#imageResult:empty{display:none}#imageHint{min-height:40px}.image-options #applyImage{position:sticky;bottom:0}.catalog-tools #myReferences{white-space:nowrap}
@media(max-width:850px){.workspace-actions{gap:4px}.workspace-actions button{padding:7px;font-size:12px}.image-editor{grid-template-columns:minmax(0,1fr) 205px}.catalog-tools{flex-wrap:wrap}}
@media(max-width:600px){.image-editor{grid-template-columns:1fr}.image-options{display:block}.image-options button{min-height:44px}.workspace-actions button{font-size:11px;min-height:38px;padding:5px}.mode-switch button{font-size:11px;padding:5px}.workspace-top{gap:5px}.layout-thumb{height:130px}.layout-card a{overflow-wrap:anywhere}}

.j-library-button{display:flex;justify-content:space-between;align-items:center;width:calc(100% - 28px);margin:4px 14px 10px;padding:12px;border:1px solid #c8d7e9;border-radius:10px;background:#edf4ff;color:#266bff;font-size:12px;cursor:pointer}.j-library-button span{font-size:10px}.j-summary{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding:18px;background:#edf4ff;border-radius:12px}.j-summary strong{font-size:22px}.j-summary span{font-size:12px;color:#58697e}.j-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.j-card{border:1px solid #dde4ec;border-radius:12px;padding:14px;min-width:0;background:white}.j-card>a:first-child{display:flex;height:155px;align-items:center;justify-content:center}.j-card img{width:100%;height:100%;object-fit:contain}.j-card-title{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px;align-items:center}.j-card p,.j-card li{font-size:12px;line-height:1.7}.j-badge{font-size:10px;border-radius:5px;background:#f0f2f5;color:#667488;padding:4px 6px}.j-badge.available{color:#1c7053;background:#e3f4eb}.j-badge.partial{color:#976522;background:#fff1d8}.j-card details{font-size:12px;line-height:1.8;border-top:1px solid #e8edf2;padding-top:10px}.j-card summary{cursor:pointer}.j-card-actions{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:14px;font-size:12px}.j-card-actions button{padding:8px 12px;border-radius:7px;border:1px solid #adc4e1;background:#edf4ff;color:#266bff;cursor:pointer}.j-image-fallback{font-size:12px;color:#687c98}@media(max-width:600px){.j-cards{grid-template-columns:1fr}}
/* Trial runner stays usable on tablets and narrow screens. */
#trainPanel{position:absolute;z-index:8;bottom:74px;left:50%;transform:translateX(-50%);width:min(650px,calc(100% - 24px));padding:14px 16px;border:1px solid #ced9e8;border-radius:16px;background:rgba(255,255,255,.97);box-shadow:0 12px 38px #20385925;font-size:12px}#trainPanel[hidden]{display:none}.train-heading,.train-controls,.train-bottom{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.train-heading{margin-bottom:12px}.train-heading b{font-size:15px}.train-heading span{color:#64748b}.train-heading button{margin-left:auto}.train-controls label{display:flex;gap:5px;align-items:center}.train-controls select{padding:6px;border:1px solid #cad6e5;border-radius:6px;background:white}.train-bottom{margin-top:12px}.train-bottom label{display:flex;align-items:center;gap:6px}.train-bottom input{width:95px}#trainStatus{color:#36526a;flex:1;min-width:170px}.train-bottom output{min-width:67px}@media(max-width:690px){#trainPanel{bottom:65px;padding:12px}.workspace-actions{gap:3px}.workspace-actions button{padding:7px;font-size:11px}}

@media(max-width:690px){.workspace-top{flex-wrap:wrap}.workspace-actions{display:flex;width:100%;justify-content:flex-start}.scene-label{top:138px}}
.collision-status{width:100%;text-align:left;font-size:12px;background:#eef8f3;color:#287359;margin:8px 0}.collision-status.warn{background:#fff0ed;color:#aa3c32;border-color:#f3c1b8}.collision-row{display:block;width:100%;text-align:left;margin:8px 0}#dragStatus{position:absolute;z-index:12;bottom:80px;left:50%;transform:translateX(-50%);max-width:85%;padding:12px 16px;border-radius:10px;background:#e4f6ed;color:#176c48;box-shadow:0 4px 18px #172d4c20;font-size:12px;pointer-events:none}#dragStatus.invalid{background:#fee5e5;color:#a32932}#dragStatus[hidden]{display:none}

/* Flat, geometry-derived catalog previews. Keep the viewBox aspect ratio. */
.part-card .thumb{height:70px;padding:5px 6px;background:#f1f5f9;border:1px solid #e8edf3}
.part-card .thumb svg{display:block;width:100%;height:100%;overflow:visible}
.part-card .plus{z-index:1}
.part-card{display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;min-height:146px}
.part-card .thumb{flex:none}
.part-card small{line-height:1.45}

#parts{grid-auto-rows:max-content}
.part-card{height:max-content}
.part-card b,.part-card small{flex:none}

.part-card:has(.pick-part){border:1px solid var(--line);background:#fff;user-select:none}
.part-card .pick-part{display:block;width:100%;padding:0;border:0;background:transparent;text-align:left;min-height:108px;border-radius:5px;cursor:grab}
.part-card button.plus{width:32px;height:32px;min-height:32px;top:3px;right:3px;padding:0;font-size:20px;border:1px solid var(--line);z-index:1;line-height:30px}
#placementBar{position:absolute;z-index:3;bottom:65px;left:16px;right:16px;margin:auto;width:fit-content;max-width:calc(100% - 32px);padding:9px 12px;border:1px solid #c6d5fb;background:#fffffff5;border-radius:9px;box-shadow:0 3px 16px #172d4c18;display:flex;align-items:center;gap:10px;font-size:12px}
#placementBar[hidden]{display:none}#placementBar button{flex-shrink:0;font-size:12px}#placementBar span{max-width:350px}
#viewport.placing-part canvas{cursor:crosshair}
@media(max-width:700px){#placementBar{flex-wrap:wrap;bottom:76px}#placementBar span{width:100%}}

/* Supplied PLAY PLARAIL wordmark, with its original proportions. */
.brand{flex-shrink:0}
.brand-logo{display:block;width:232px;max-width:100%;height:auto}
@media(max-width:1100px){.brand-logo{width:210px}}
@media(max-width:690px){.brand-logo{width:160px}}
@media(max-width:390px){.brand-logo{width:140px}}

#placementBar{flex-wrap:wrap;justify-content:center}
#placementBar .placement-status{max-width:100%;flex:1 1 100%;text-align:center}
.placement-controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px}
#placementBar button{min-width:48px;min-height:44px;touch-action:manipulation}
#placementBar [data-height]{min-width:60px;text-align:center;font-variant-numeric:tabular-nums;color:var(--text)}
@media(max-width:420px){#placementBar{left:8px;right:8px;max-width:calc(100% - 16px);padding:8px}.placement-controls{gap:4px}#placementBar button{padding:8px}#placementBar [data-height]{min-width:54px}}

/* PLAYRAIL catalogue and scene placeholders. */
:root{--blue:#266bff;--blue-soft:#ebf2ff;--blue-line:#c9dcff}
.brand-logo{width:240px}
.library-foot .key{color:var(--blue)}
.pending-part{background:#f8faff;border:1px dashed var(--blue-line);color:var(--ink);cursor:pointer}
.pending-symbol{display:grid;place-items:center;min-height:58px;margin-bottom:8px;border-radius:5px;background:var(--blue-soft);font-size:22px;font-weight:600;letter-spacing:1px;color:#8aa4cf}
.pending-part .pending-link{display:block;color:var(--blue);font-size:10px;margin-top:8px}
.pending-part:hover{border-color:var(--blue);background:#f1f6ff}
.atlas-tabs{display:flex;gap:8px;margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:12px}
.atlas-tabs button{min-height:44px;border-color:transparent}
.atlas-tabs button.active{background:var(--blue-soft);color:var(--blue);border-color:var(--blue-line)}
.atlas-tabs span{font-size:11px;margin-left:6px;opacity:.7}
.atlas-intro{font-size:13px;color:var(--muted);margin:0 0 16px}
#atlasCount{align-self:center;color:var(--muted);font-size:12px}
.catalog-card{display:flex;flex-direction:column;align-items:flex-start;gap:5px;background:#fff}
.catalog-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.6}
.catalog-card b{font-size:13px}
.atlas-image{display:grid;place-items:center;width:100%;height:126px;margin-bottom:6px;background:#f8faff;border-radius:6px}
.atlas-image img{width:100%;height:114px;object-fit:contain;margin:0}
.atlas-kind{font-size:10px;color:var(--muted)}
.atlas-badge{display:inline-block;background:#f0f3f8;color:#70819b;border-radius:4px;font-size:10px;padding:1px 6px}
.atlas-badge.available{background:var(--blue-soft);color:var(--blue)}
.atlas-model-preview{width:100%;height:126px;background:#f8faff;border:0;margin-bottom:6px;display:grid;place-items:center}
.atlas-model-preview svg{max-width:150px;height:80px}
.atlas-file-name{overflow-wrap:anywhere}
.atlas-model-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.atlas-model-actions button{font-size:12px;min-height:40px;padding:6px 10px}
.atlas-sources{margin-top:24px;font-size:12px;color:var(--muted)}
.atlas-sources summary{cursor:pointer;color:var(--ink)}
.atlas-reference-images{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}
.atlas-reference-images img{width:100%;height:80px;object-fit:cover}
.atlas-back{margin-bottom:16px;color:var(--blue)}
@media(max-width:1100px){.brand-logo{width:210px}}
@media(max-width:690px){.brand-logo{width:160px}.atlas-tabs{gap:4px}.atlas-tabs button{padding:8px}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.atlas-image,.atlas-model-preview{height:110px}}
@media(max-width:390px){.brand-logo{width:140px}}

.brand{text-decoration:none;cursor:pointer;border-radius:6px}
.brand:focus-visible{outline:3px solid #8db2ff;outline-offset:5px}
.scheme-name{display:block;font-size:11px;color:var(--muted);margin:0 0 18px}
.scheme-name input{display:block;width:100%;min-height:36px;margin-top:6px;padding:7px 9px;background:#f8faff;color:var(--ink);border:1px solid var(--line);border-radius:6px;font-size:12px}
footer #saveState{font-size:10px;letter-spacing:0;color:#788da8}
/* Give the horizontal wordmark more presence in the header. */
.brand{width:280px}
.brand-logo{width:280px}
@media(max-width:1100px){.brand{width:240px}.brand-logo{width:240px}}
@media(max-width:850px){.brand{width:auto}}
@media(max-width:690px){.brand-logo{width:180px}}
@media(max-width:390px){.brand-logo{width:160px}}

.scheme-heading{display:flex;gap:10px;align-items:center;margin-bottom:24px}
.scheme-heading input{font-size:18px;font-weight:600;line-height:1.5;min-width:0;width:100%;padding:3px 0;border:0;border-bottom:1px solid transparent;background:transparent;color:var(--ink)}
.scheme-heading input:hover,.scheme-heading input:focus{border-bottom-color:var(--blue-line)}
.scheme-heading .live-dot{flex-shrink:0}

.template-card img.system-layout-preview{display:block;width:100%;height:auto;aspect-ratio:18 / 11;object-fit:contain;object-position:center;background:transparent}
.layout-card>div{padding:14px 0;text-align:left}

/* Pickup remains on the image/title; continuation has its own full-width footer. */
.part-card{display:flex;flex-direction:column;gap:10px;padding:10px}.part-card .pick-part{flex:1;padding:0}.part-card .thumb{height:auto;aspect-ratio:3 / 2;margin-bottom:10px}.part-card button.plus{position:static;width:100%;height:auto;min-height:32px;display:flex;align-items:center;justify-content:center;gap:5px;padding:5px 3px;line-height:1.3;font-size:11px;font-weight:400;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:7px}.part-card .plus:hover,.part-card .plus:focus-visible{background:var(--blue);color:#fff}.part-card .plus span{font-size:18px;line-height:1}.part-card .thumb svg{width:100%;height:100%;max-height:none}

@media(pointer:coarse){.part-card button.plus{min-height:44px;font-size:12px}}
/* Carriage boxes use real model thumbnails; controls work with touch and keyboard. */
.formation-intro{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:18px}.formation-intro b{font-size:18px}.formation-intro p{margin:4px 0;color:#8191a5;font-size:12px}.formation-row{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid #e1e7ee;border-radius:12px;margin:10px 0;background:white}.formation-row.selected{border-color:#9cbbff;background:#f7faff}.formation-number{border:0;background:#edf2f8;color:#7c8ca2;width:32px;height:32px;flex-shrink:0;padding:0}.formation-row.selected .formation-number{background:#266bff;color:white}.formation-name{width:105px;flex-shrink:0;font:500 13px system-ui;border:0;background:transparent;color:#24354b;min-width:0}.formation-slots{display:flex;gap:3px;align-items:center;overflow:auto;flex:1;min-width:0;min-height:84px}.formation-car{padding:5px 3px;flex:0 0 auto;width:108px;border:1px solid transparent;background:transparent;border-radius:8px}.formation-car.selected{border-color:#87acff;background:white;box-shadow:0 3px 8px #266bff14}.formation-car img{width:100%;height:47px;object-fit:contain;display:block}.formation-car span{display:block;color:#8191a5;font-size:10px;line-height:1.6}.reversed{transform:scaleX(-1)}.formation-link{color:#bec9d5;font-size:12px}.formation-empty{width:38px;height:50px;flex-shrink:0;padding:0;border:1px dashed #becbdd;background:transparent;color:#93a4bc;font-size:21px}.formation-count{font-size:11px;white-space:nowrap;color:#8a98aa}.formation-tools{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;padding:6px 0 22px;border-bottom:1px solid #e7ecf2}.formation-tools>span{font-size:12px;color:#697c95}.formation-tools>div{display:flex;gap:5px;flex-wrap:wrap}.formation-tools button{font-size:11px;padding:6px 9px}.formation-palette-heading{display:flex;justify-content:space-between;align-items:center;margin:20px 0 12px;gap:12px;flex-wrap:wrap}#formationFilters{display:flex;gap:5px;flex-wrap:wrap}#formationFilters button{padding:5px 10px;font-size:11px;border:0;background:#f2f5f8}#formationFilters button.active{color:#266bff;background:#eaf1ff}.vehicle-palette{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-height:280px;overflow:auto;padding:2px}.vehicle-palette-car{text-align:left;border:1px solid #e3e8ef;border-radius:10px;padding:12px;background:white}.vehicle-palette-car:hover{border-color:#87acff;background:#f8fbff}.vehicle-palette-car img{width:100%;height:58px;object-fit:contain;display:block}.vehicle-palette-car b{display:block;font-size:12px;font-weight:500;margin-top:8px}.vehicle-palette-car span{font-size:11px;color:#8a97a8}.formation-footer{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:18px;padding-top:18px;border-top:1px solid #e7ecf2}.formation-footer span{max-width:680px;font-size:11px;color:#8a97a8;line-height:1.7}.formation-footer button{white-space:nowrap}
@media(max-width:690px){.formation-row{flex-wrap:wrap;gap:7px;padding:9px}.formation-slots{order:4;flex-basis:100%}.formation-count{margin-left:auto}.formation-tools{padding-bottom:15px}.vehicle-palette{grid-template-columns:repeat(2,1fr);gap:8px;max-height:260px}.vehicle-palette-car{padding:9px}.formation-footer{align-items:flex-start}.formation-intro b{font-size:15px}.formation-intro button{white-space:nowrap;font-size:11px}}
.formation-footer{position:sticky;bottom:-24px;background:white;z-index:2;box-shadow:0 -8px 15px #ffffffed;padding:14px 0;margin-top:14px}.formation-car img{height:47px}@media(max-width:690px){.formation-footer{bottom:-16px}}
/* The palette chooses parts; construction actions belong to the canvas. */
.part-card{gap:0}.part-card .pick-part{min-height:100px}.part-card.is-picked{border-color:#8fb3ff;background:#f3f7ff}
.build-toolbar{position:absolute;top:66px;left:18px;right:18px;z-index:8;display:flex;flex-wrap:wrap;gap:6px;padding:8px 10px;border:1px solid #dce5f0;border-radius:13px;background:#ffffffef;box-shadow:0 8px 28px #253c6320;backdrop-filter:blur(12px)}
.build-toolbar>div{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.build-toolbar button{min-height:34px;padding:7px 9px;font-size:11px;white-space:nowrap}.build-toolbar button[aria-pressed=true]{background:#266bff;color:white;border-color:#266bff}.build-toolbar output{font-size:11px;color:#697c95;margin:0 6px}.transform-tools{border-left:1px solid #e4eaf2;padding-left:7px}

#selection [data-action=groupConnected],#selection [data-action=groupMode]{display:none}
@media(pointer:coarse){.build-toolbar button{min-height:44px;padding:8px 11px}}
@media(max-width:950px){.build-toolbar{left:12px;right:12px;gap:4px}}
@media(max-width:690px){.build-toolbar{top:62px;padding:6px;max-height:128px;overflow:auto}.build-toolbar>div{flex-wrap:nowrap}.build-toolbar .transform-tools{border-left:0;padding-left:0;overflow:auto;max-width:100%}.build-toolbar .selection-tools{overflow:auto;max-width:100%}.build-toolbar button{padding:7px 9px;min-height:40px}}
@media(pointer:coarse) and (min-width:691px) and (max-width:1250px){#inspector{display:none}#overviewToggle{display:block}#library{width:230px}.build-toolbar button{min-height:44px}}

/* Long press is an editor gesture on touchscreens. */
#viewport canvas{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}

/* Vector icons share the toolbar's active/disabled colors. */
.editor-icon{display:block;width:20px;height:20px;flex:none;pointer-events:none}
.build-toolbar button{display:inline-flex;align-items:center;justify-content:center;gap:5px}
.build-toolbar button[hidden]{display:none}
.build-toolbar .navigation-tools button{padding:7px;width:34px}
.continuation-tools{border-right:1px solid #e4eaf2;padding-right:7px}
.tools .editor-icon{margin:auto}
@media(pointer:coarse){.build-toolbar .navigation-tools button{width:44px}}

/* One toolbar, visually grouped without visible category headings. */
.build-toolbar{top:18px;display:flex;flex-direction:column;gap:7px}
.build-toolbar .toolbar-row{display:flex;align-items:center;flex-wrap:wrap;gap:6px;width:100%}
.build-toolbar .tool-group{display:flex;align-items:center;flex-wrap:wrap;gap:4px;border:0;padding:0;max-width:100%}
.build-toolbar .tool-group+.tool-group{border-left:1px solid #dce5f0;padding-left:7px}
.build-toolbar .toolbar-editing{border-top:1px solid #e4eaf2;padding-top:7px}
.build-toolbar .tool-group button{width:40px;min-height:40px;padding:9px;flex:0 0 40px}
.build-toolbar .selection-tools{overflow:visible}
.build-toolbar .selection-tools output{margin:0 4px;white-space:nowrap}
.build-toolbar #overviewToggle,.build-toolbar #libraryToggle{position:static}
@media(pointer:coarse){.build-toolbar .tool-group button{width:44px;min-height:44px;padding:11px;flex-basis:44px}}
@media(max-width:690px){.build-toolbar{top:12px;max-height:220px}.build-toolbar .toolbar-row{flex-wrap:wrap}.build-toolbar .tool-group{flex-wrap:wrap;overflow:visible}.build-toolbar .transform-tools{overflow:visible}}

#workspace>.workspace-top[hidden],#workspace>.tools[hidden]{display:none}
.build-toolbar #view3d.active,.build-toolbar #view2d.active{background:var(--blue);color:#fff;border-color:var(--blue)}
@media(min-width:691px){.build-toolbar #libraryToggle{display:none}}

.header-actions{align-items:center;gap:8px}
.header-actions button{display:inline-flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap}
@media(pointer:coarse){.header-actions button{min-height:44px}}
@media(max-width:480px){.header-actions{gap:5px}.header-actions .project-action-label{display:none}.header-actions button{width:40px;padding:8px}.brand-logo{width:160px}}
.header-actions #importBtn{display:inline-flex}

/* Compact palette: the model preview has priority over explanatory text. */
#library{padding:10px 10px 0}
#library .filters{margin:0 0 8px;gap:4px}
#library .filters button{padding:4px 8px;min-height:28px}
#parts{gap:6px;padding:0 0 10px}
#parts .part-card{padding:6px;min-height:0;border-radius:8px;overflow:hidden}
#parts .pick-part{min-height:0;border-radius:4px}
#parts .thumb{width:100%;max-width:100%;min-width:0;height:76px;aspect-ratio:auto;margin:0 0 5px;padding:2px;border:0;border-radius:4px;background:#f3f6fa}
#parts .thumb svg{width:100%;height:100%;min-width:0;max-width:100%;flex-shrink:1}
#parts .part-card b{opacity:.8;font-size:11px;line-height:1.35;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
#parts .part-card small{opacity:.8;font-size:10px;line-height:1.3;margin-top:2px;color:#78879c}
#parts .legacy-badge{position:absolute;right:7px;top:7px;width:18px;height:18px;display:grid;place-items:center;border:1px solid #8291a4;border-radius:50%;font-size:10px;line-height:1;color:#65758b;background:#fffffff2}
#parts .pending-symbol{min-height:76px;margin:0 0 5px;font-size:18px}

#trainPanel .train-controls>button,#trainClose{display:inline-flex;align-items:center;justify-content:center;width:40px;min-width:40px;min-height:40px;padding:9px}
.formation-preview-tools{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.formation-preview-tools button[id^=formationPreview]{width:40px;height:40px;padding:9px;display:grid;place-items:center}
.formation-preview-tools button[aria-pressed=true]{background:#266bff;color:white;border-color:#266bff}
.formation-car img[data-projection=top].reversed,.vehicle-palette-car img[data-projection=top].reversed{transform:rotate(180deg)}
@media(pointer:coarse){#trainPanel .train-controls>button,#trainClose,.formation-preview-tools button[id^=formationPreview]{width:44px;min-width:44px;min-height:44px;padding:11px}}
@media(max-width:600px){.formation-intro{align-items:flex-start;flex-wrap:wrap}}
/* Opposite side thumbnails are rendered from the model so lettering stays legible. */
.formation-car img[data-projection=side].reversed,.vehicle-palette-car img[data-projection=side].reversed{transform:none}

/* Train controls share the canvas toolbar's gutters and prioritize one compact row. */
#trainPanel{left:18px;right:18px;bottom:70px;transform:none;width:auto;padding:8px 10px;border-radius:13px}
#trainPanel .train-controls{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
#trainPanel .train-formation-control,#trainPanel .train-direction,#trainPanel .train-run-actions{display:flex;align-items:center;gap:4px;flex:none}
#trainPanel .train-formation-control select{width:145px;min-height:40px;font-size:12px}
#trainPanel button{display:inline-flex;align-items:center;justify-content:center;flex:none;width:40px;min-width:40px;min-height:40px;padding:9px}
#trainPanel .train-direction button[aria-pressed=true]{background:#ebf2ff;color:#266bff;border-color:#c9dcff}
#trainPanel .train-speed{display:flex;align-items:center;justify-content:center;gap:7px;flex:1;min-width:140px;margin:0 auto}
#trainPanel .train-speed input{width:clamp(70px,10vw,150px);min-width:0;flex:1;max-width:150px;margin:0}
#trainPanel .train-speed output{white-space:nowrap;min-width:65px;font-size:11px;color:#697c95}
#trainPanel .train-run-actions{margin-left:auto}
#trainPanel .train-bottom{margin-top:4px;gap:8px;flex-wrap:nowrap;font-size:10px;line-height:14px;color:#78879c}
#trainPanel #trainDistance{min-width:0;white-space:nowrap}
#trainPanel #trainStatus{min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(max-width:950px){#trainPanel{left:12px;right:12px}}
@media(pointer:coarse){#trainPanel button{width:44px;min-width:44px;min-height:44px;padding:11px}#trainPanel .train-formation-control select{min-height:44px}}
@media(max-width:690px){#trainPanel{bottom:65px;padding:6px}#trainPanel .train-controls{gap:6px}#trainPanel .train-speed{order:3;flex-basis:100%}#trainPanel .train-speed input{max-width:none}#trainPanel .train-formation-control select{width:125px}#trainPanel .train-run-actions{margin-left:0}}
/* Keep runtime feedback accessible without a second visible control row. */
#trainPanel .train-bottom{position:absolute;width:1px;height:1px;margin:0;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}

/* Generated consist silhouettes replace the native select arrow and text. */
#trainPanel .train-formation-picker{position:relative;width:224px;max-width:100%;flex:none}
#trainPanel #trainFormation{width:100%;min-width:0;height:48px;padding:6px 12px;gap:12px;justify-content:space-between;border:1px solid #cad6e5;border-radius:8px;background:#fff}
#trainPanel .formation-thumbnail{display:block;width:100%;height:32px;min-width:0;flex:1}
#trainPanel #trainFormation>.editor-icon{width:16px;height:16px;flex:none;color:#78879c}
#trainPanel #trainFormationOptions{position:absolute;bottom:calc(100% + 7px);left:0;width:300px;max-width:calc(100vw - 48px);max-height:min(360px,55dvh);overflow:auto;padding:5px;border:1px solid #dce5f0;border-radius:10px;background:#fff;box-shadow:0 8px 28px #253c6330;z-index:12}
#trainPanel #trainFormationOptions[hidden]{display:none}
#trainPanel #trainFormationOptions button{width:100%;min-width:0;min-height:52px;height:auto;justify-content:flex-start;gap:10px;padding:7px 10px;border:0;border-radius:6px;background:transparent;text-align:left}
#trainPanel #trainFormationOptions button[aria-selected=true]{background:#ebf2ff;color:#266bff}
#trainPanel #trainFormationOptions button:focus-visible{outline-offset:-3px}
#trainPanel #trainFormationOptions .formation-thumbnail{width:155px;flex:0 0 155px}
#trainPanel #trainFormationOptions span{min-width:0;font-size:11px;line-height:1.4;overflow-wrap:anywhere}
#trainPanel #trainFormationOptions small{display:block;font-size:10px;color:#8a97a8}
@media(max-width:690px){#trainPanel .train-formation-picker{width:196px}#trainPanel .train-formation-control{flex-basis:100%}}

/* Compact project statistics, inventory, and contextual editing. */
#inspector{padding:16px 16px 12px}
#inspector .scheme-heading{margin-bottom:12px;gap:8px}
#inspector .scheme-heading input{font-size:16px;padding:2px 0}
#inspector .metrics{gap:10px;padding:0 0 10px}
#inspector .metrics strong{font-size:24px;line-height:1.2}
#inspector .metrics div+div strong{font-size:19px;padding-top:4px}
#inspector .metrics span{font-size:11px;margin-top:4px}
#inspector .stat-line{padding:5px 0;font-size:11px}
#inspector .section-title{padding-top:12px;margin:12px 0 8px;font-size:12px}
#inspector .section-title button{font-size:10px}
#inspector #bom{font-size:11px;max-height:240px}
#inspector .bom-row{margin:0;min-height:25px;align-items:baseline;gap:8px;padding:4px 0}
#inspector .bom-row span{min-width:0}
#inspector .bom-row b{flex:none;font-size:11px}
#inspector .status-box{padding:8px 10px;margin:10px 0;font-size:11px;line-height:1.5}
#inspector .collision-status{padding:8px 10px;margin:6px 0;font-size:11px;min-height:34px}
#inspector .toggle-line{min-height:28px;margin:3px 0;font-size:11px}
#inspector .selection-name{font-size:13px;margin-bottom:5px}
#inspector #selection{font-size:11px;line-height:1.5}
#inspector .edit-grid{gap:7px;margin:8px 0}
#inspector .small-note{margin-top:10px}
#inspector [hidden]{display:none!important}

#trainPanel #trainPlay.train-blocked{background:#fff3e7;border-color:#e7a56d;color:#ad5d1c}

#trainPanel .train-fleet-bar{display:flex;align-items:center;gap:6px;padding-bottom:7px;margin-bottom:7px;border-bottom:1px solid var(--line)}
#trainPanel .train-fleet-bar[hidden]{display:none}
#trainFleetList{display:flex;gap:5px;min-width:0;flex:1;overflow-x:auto}
#trainPanel #trainFleetList button{width:116px;min-width:116px;min-height:32px;padding:4px 7px;gap:5px}
#trainPanel #trainFleetList button[aria-pressed=true]{color:var(--blue);border-color:#a8c3ff;background:#eef4ff}
#trainPanel #trainFleetList span{font-size:10px}
#trainPanel #trainFleetList .formation-thumbnail{height:22px}
#trainFleetList i{width:5px;height:5px;flex:none;border-radius:50%;background:#d49d52}
#trainFleetList i.running{background:#60ab89}
#trainPanel .train-fleet-bar>button{width:32px;min-width:32px;min-height:32px;padding:5px}
@media(pointer:coarse){#trainPanel #trainFleetList button,#trainPanel .train-fleet-bar>button{min-height:44px}}

.layout-tabs{display:flex;align-items:center;gap:7px;margin-bottom:12px}
.layout-tabs button.active{background:#eaf1ff;color:var(--blue);border-color:#c6d8ff}
.layout-tabs #saveLayoutCopy{margin-left:auto;padding:8px}
.saved-layout-preview{display:block;width:100%;height:170px;padding:12px;background:#f2f5fa}
.saved-layout-actions{display:flex;gap:6px;align-items:center}
.saved-layout-actions .primary{flex:1}
.saved-layout-actions button:not(.primary){width:36px;min-width:36px;padding:7px}
#downloadBtn{display:inline-flex;align-items:center;justify-content:center;padding:10px}
@media(pointer:coarse){.saved-layout-actions button{min-height:44px}}

/* Open the vehicle picker directly below its owning formation. */
.formation-palette-panel{margin:-3px 0 12px;padding:10px;border:1px solid #cbdcff;border-radius:10px;background:#f7faff}
.formation-palette-panel[hidden]{display:none}
.formation-palette-panel .formation-palette-heading{margin:0 0 8px;gap:8px;flex-wrap:nowrap}
#formationPaletteClose{display:inline-flex;align-items:center;justify-content:center;width:34px;min-height:34px;padding:7px;flex:none}
.formation-palette-panel .vehicle-palette{gap:8px;max-height:240px}
.formation-palette-panel .vehicle-palette-car{padding:8px}
.formation-palette-panel .vehicle-palette-car img{height:50px}
.formation-empty[aria-expanded=true]{color:var(--blue);border-color:#8db2ff;background:#ebf2ff}
#formationPaletteLimit{display:block;color:#9a7436;font-size:11px}
#formationPaletteLimit:empty{display:none}
@media(pointer:coarse){#formationPaletteClose{width:44px;min-height:44px}#formationFilters button{min-height:44px}}

/* Car actions stay with the selected carriage's formation. */
.formation-row.has-car-tools{flex-wrap:wrap}
#formationCarTools{flex:0 0 100%;min-width:0;margin:0;padding:8px 0 0;border:0;border-top:1px solid #e1e8f3;gap:8px}
#formationCarTools[hidden]{display:none}
#formationCarTools>span{flex:1;min-width:0;font-size:11px}
#formationCarTools>div{flex:none;gap:5px}
#formationCarTools button{display:inline-flex;align-items:center;justify-content:center;width:36px;min-height:36px;padding:8px}
#carRemove{color:#b44545}
.formation-footer>span{flex:1;min-width:0}
#formationRemove{color:#9a6470;font-size:11px}
@media(pointer:coarse){#formationCarTools button{width:44px;min-height:44px;padding:11px}}
@media(max-width:690px){#formationCarTools{order:5}#formationCarTools>span{flex-basis:100%}.formation-footer{gap:8px}.formation-footer>span{display:none}.formation-footer #formationRemove{margin-right:auto}}
/* Accounts and private cloud layouts share the compact project controls. */
#accountBtn{position:relative;width:42px;min-width:42px;padding:8px}
.account-dot{position:absolute;right:5px;top:5px;width:7px;height:7px;border-radius:50%;background:#74a993}
.account-form,.account-panel{max-width:360px;margin:0 auto}
.account-form{display:grid;gap:14px}
.account-form label{display:grid;gap:5px;font-size:13px}
.account-form input{width:100%;min-width:0;border:1px solid var(--line);border-radius:8px;padding:10px;min-height:44px}
.account-actions{display:flex;gap:8px;align-items:center}
.account-message{margin:0;color:#a24537;font-size:13px;min-height:1.8em;overflow-wrap:anywhere}
.account-panel p{overflow-wrap:anywhere}
.account-form .small-note{margin:0}
.cloud-preview{display:grid;place-items:center;color:#93a6c3}
.cloud-preview .editor-icon{width:42px;height:42px}
.layout-tabs{flex-wrap:wrap}
@media(max-width:480px){#accountBtn{width:36px;min-width:36px}.brand-logo{max-width:135px}.header-actions{gap:4px}.layout-tabs button{font-size:12px;padding:7px 9px}}