*{box-sizing:border-box}html,body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#17211c;background:#f5f7f6}button,input{font:inherit}.topbar{position:sticky;top:0;z-index:8;background:#fff;border-bottom:1px solid #dde5df;display:flex;gap:12px;align-items:center;padding:12px 18px}.topbar h1{font-size:18px;margin:0;flex:1}.topbar a,.topbar button{border:1px solid #d8e0db;background:#fff;border-radius:9px;padding:10px 12px;text-decoration:none;color:#173d30;font-weight:700}.library{max-width:1500px;margin:auto;padding:26px 22px}.hero h2{font-size:clamp(28px,4vw,48px);margin:0 0 5px}.hero p{margin:0;color:#66736c}.search-row{display:flex;gap:12px;align-items:center;margin:24px 0}.search-row input{width:min(620px,100%);padding:14px 16px;border:1px solid #ccd7d0;border-radius:10px;background:#fff}.count{white-space:nowrap;color:#66736c}.product-list.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}.product-list.list{display:grid;grid-template-columns:1fr;gap:8px}.product-card{display:flex;flex-direction:column;text-align:left;border:1px solid #dce4df;background:#fff;border-radius:12px;padding:12px;min-width:0;cursor:pointer}.product-list.list .product-card{display:grid;grid-template-columns:86px 1fr;align-items:center}.thumb{height:145px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:8px;overflow:hidden;margin-bottom:8px}.product-list.list .thumb{height:70px;margin:0}.thumb img{width:100%;height:100%;object-fit:contain}.product-card b{display:block;color:#153f30;overflow-wrap:anywhere}.product-card span{font-size:12px;color:#68756e;display:block;margin-top:4px}.sheet-view{max-width:1550px;margin:auto;padding:16px}.sheet-toolbar{display:flex;gap:8px;margin-bottom:12px;position:sticky;top:68px;z-index:6;background:#f5f7f6;padding:8px 0}.sheet-toolbar button,.sheet-toolbar a{padding:10px 12px;border:1px solid #ccd8d0;background:white;border-radius:8px;text-decoration:none;color:#173d30;font-weight:700}.sheet{background:#fff;border:1px solid #dbe3de;box-shadow:0 8px 30px #0000000d}.sheet-head{display:grid;grid-template-columns:minmax(170px,1fr) minmax(260px,2fr) minmax(150px,.8fr);gap:12px;padding:18px;border-bottom:3px solid #1d6447;align-items:center}.sheet-head h2{margin:0;font-size:clamp(20px,2.4vw,34px);overflow-wrap:anywhere}.ref-box{text-align:right}.ref-box strong{display:block;font-size:clamp(17px,2vw,28px);overflow-wrap:anywhere}.sheet-grid{display:grid;grid-template-columns:minmax(300px,1.15fr) minmax(320px,1fr) minmax(300px,1fr);gap:12px;padding:12px}.sheet-grid.bottom{grid-template-columns:minmax(260px,.8fr) minmax(360px,1.5fr) minmax(280px,.9fr)}.panel{border:1px solid #dfe6e2;padding:14px;min-width:0}.panel h3{margin:-14px -14px 14px;padding:10px 13px;background:#e9f3ee;color:#174d38;font-size:13px;letter-spacing:.4px}.product-photo{height:340px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff;border:1px solid #eef2ef;margin-bottom:10px}.product-photo>img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.source-crop{width:100%;height:100%;overflow:hidden;position:relative;background:#fff}.source-crop img{position:absolute;width:100%;height:calc(var(--slots)*100%);object-fit:cover;left:0;top:calc((var(--slot) - 1)*-100%);transform:scale(1.02);transform-origin:center}.panel dl{margin:0}.panel dl>div{display:grid;grid-template-columns:minmax(125px,42%) 1fr;border-bottom:1px solid #edf1ee;padding:7px 0;gap:8px}.panel dt{font-weight:700;color:#425048}.panel dd{margin:0;overflow-wrap:anywhere}.panel ul{padding-left:22px}.panel p{line-height:1.5}.source-note{font-size:11px;color:#66736c;margin-top:14px}.sheet-foot{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;background:#17251f;color:#fff;padding:14px}.sheet-foot small{display:block;opacity:.7}.sheet-foot b{overflow-wrap:anywhere}@media(max-width:980px){.sheet-grid,.sheet-grid.bottom{grid-template-columns:1fr 1fr}.product-panel{grid-row:span 2}.sheet-head{grid-template-columns:1fr 1fr}.sheet-head>div:nth-child(2){grid-column:1/-1;grid-row:2}.product-photo{height:min(48vw,380px)}}@media(max-width:680px){.topbar{padding:9px}.topbar h1{font-size:14px}.library,.sheet-view{padding:10px}.sheet-grid,.sheet-grid.bottom,.sheet-head{grid-template-columns:1fr}.sheet-head>div:nth-child(2){grid-column:auto;grid-row:auto}.ref-box{text-align:left}.product-photo{height:58vw;min-height:260px;max-height:420px}.panel dl>div{grid-template-columns:minmax(115px,40%) 1fr}.sheet-foot{grid-template-columns:1fr}.sheet-toolbar{top:57px;overflow-x:auto}.sheet-toolbar button,.sheet-toolbar a{white-space:nowrap}.product-list.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.thumb{height:32vw;min-height:125px;max-height:180px}}@media(max-width:420px){.product-list.grid{grid-template-columns:1fr 1fr}.product-card{padding:8px}.panel{padding:11px}.panel h3{margin:-11px -11px 11px}.product-photo{height:66vw}.panel dl>div{grid-template-columns:1fr;gap:2px}.panel dd{padding-bottom:3px}}@media print{body{background:#fff}.no-print,.topbar{display:none!important}.sheet-view{padding:0}.sheet{border:0;box-shadow:none}.product-photo{height:280px}.sheet-grid{break-inside:avoid}.sheet{font-size:10pt}}

/* V6: estado de validación y editor local seguro */
.product-card{position:relative}.card-copy{min-width:0}.status{display:inline-block!important;width:max-content;margin-top:8px!important;padding:4px 7px;border-radius:999px;font-size:9px!important;font-weight:800;letter-spacing:.6px}.status.validada{background:#e7f5ed;color:#17633f}.status.base{background:#edf1ef;color:#4f5f56}.status.pendiente{background:#fff2d9;color:#8a5a00}.product-card.pendiente{border-style:dashed}.editor{position:fixed;inset:0;background:#0009;z-index:50;padding:22px;overflow:auto}.editor-card{max-width:980px;margin:auto;background:#fff;border-radius:14px;padding:20px;box-shadow:0 20px 70px #0005}.editor-head{display:flex;align-items:center;gap:10px}.editor-head h2{flex:1;margin:0 0 10px}.editor-head button{width:38px;height:38px;border:0;border-radius:50%;background:#eef2ef;font-size:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid label{display:grid;gap:5px;font-size:12px;font-weight:700}.form-grid input,.form-grid textarea{width:100%;border:1px solid #ccd7d0;border-radius:8px;padding:10px;background:#fff}.form-grid textarea{min-height:92px;resize:vertical}.form-grid .full{grid-column:1/-1}.check-label{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center;justify-content:flex-start}.check-label input{width:auto}.editor-actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap;margin-top:16px}.editor-actions button,.editor-actions .import-label{border:0;border-radius:8px;padding:10px 13px;background:#173d30;color:#fff;font-weight:700;cursor:pointer}.editor-actions .secondary{background:#edf1ef;color:#173d30}.editor-actions .danger{background:#8a2430}.import-label{display:inline-flex;align-items:center}@media(max-width:680px){.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.editor{padding:8px}.editor-card{padding:14px}.editor-actions>*{flex:1;text-align:center}.sheet-toolbar{padding-bottom:8px}}
/* V7 FINAL: preserve horizontal reading of every technical concept on all screen sizes. */
.sheet,.sheet *{writing-mode:horizontal-tb;text-orientation:mixed}
@media(max-width:420px){.panel dl>div{grid-template-columns:minmax(105px,40%) minmax(0,1fr);gap:6px}.panel dt,.panel dd{font-size:12px;overflow-wrap:anywhere;word-break:normal}}