:root{--ink:#162f3b;--muted:#667880;--line:#dbe1df;--paper:#f4f5f1;--white:#fff;--accent:#ac8050;--pale:#eef2f0;--green:#286854;--warn:#896224}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}a{color:inherit}button{border:0;background:none;color:inherit}h1,h2,h3,p{margin:0}h1{font:400 44px/1.1 Georgia,serif;letter-spacing:-1.5px}h2{font-size:22px;font-weight:500;letter-spacing:-.5px}h3{font-size:16px;font-weight:600}small,.muted{color:var(--muted)}small{font-size:12px}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:10px;font-weight:700;color:var(--muted)}.topbar{height:83px;padding:0 30px;display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:white;gap:20px}.brand{letter-spacing:5px;font:600 23px Georgia,serif}.brand span{display:block;letter-spacing:3px;font:8px system-ui;margin-top:6px}.topbar .tag{font-size:11px;border:1px solid #ffffff33;padding:6px 12px;border-radius:30px;color:#d6dfdf}.top-links{display:flex;align-items:center;gap:16px}.top-links button{font-size:12px;color:#e8eeee}.shell{display:grid;grid-template-columns:230px minmax(0,1fr);min-height:calc(100vh - 83px)}.rail{background:#fff;border-right:1px solid var(--line);padding:28px 18px}.rail-title{padding:0 12px 20px;display:flex;justify-content:space-between;align-items:center}.count{border-radius:30px;background:var(--pale);padding:2px 8px;font-size:11px}.model-family{padding:18px 12px 8px;font-size:10px;color:var(--muted);letter-spacing:1.5px}.model-button{width:100%;display:flex;align-items:center;text-align:left;justify-content:space-between;border-radius:5px;padding:12px;font-size:14px}.model-button:hover{background:var(--paper)}.model-button.active{background:var(--ink);color:white}.model-button span:last-child{font-size:11px;opacity:.6}.rail-note{margin:28px 12px 0;padding-top:18px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.workspace{padding:30px 34px;min-width:0}.breadcrumb{font-size:11px;color:var(--muted);margin-bottom:22px}.model-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}.model-head .eyebrow{margin-bottom:10px}.model-head p{margin-top:10px;color:var(--muted)}.source-link{font-size:12px;text-decoration:none;border-bottom:1px solid #abb8b9;padding-bottom:3px;white-space:nowrap}.navtabs{display:flex;gap:28px;border-bottom:1px solid var(--line);margin-bottom:26px;overflow:auto}.navtabs button{padding:12px 0 15px;white-space:nowrap;border-bottom:2px solid transparent;font-size:13px;color:var(--muted)}.navtabs button.active{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}.grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:24px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:7px;padding:24px;margin-bottom:20px}.panel-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px}.step-number{font:italic 19px Georgia,serif;color:var(--accent);margin-right:9px}.label{display:block;font-size:11px;font-weight:600;color:var(--muted);margin-bottom:7px}input,select,textarea{border:1px solid #ced8d7;border-radius:4px;padding:11px 12px;background:white;color:var(--ink);width:100%;min-width:0}textarea{resize:vertical;min-height:88px}select{padding-right:28px}input[type=checkbox]{width:18px;height:18px;accent-color:var(--ink);flex-shrink:0}.engine-price{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:15px;border-top:1px solid var(--line)}.engine-price strong{font-size:23px;font-weight:500}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-bottom:20px}.metric{background:#edf1ee;padding:17px}.metric strong{display:block;font:400 23px Georgia,serif;margin-bottom:4px}.metric span{font-size:10px;color:var(--muted)}.series-list{columns:2;column-gap:28px;list-style:none;padding:0;margin:0}.series-list li{break-inside:avoid;padding:8px 0 8px 22px;position:relative;font-size:12px}.series-list li:before{content:'✓';position:absolute;left:0;color:var(--green)}details summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}details summary:after{content:'+';font-size:22px;color:var(--muted)}details[open] summary:after{content:'−'}details .series-list{margin-top:15px}.search-row{display:flex;gap:10px;margin:18px 0}.chips{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:20px}.chip{padding:6px 10px;border:1px solid var(--line);border-radius:30px;font-size:10px;background:white}.chip.active{background:var(--ink);color:white;border-color:var(--ink)}.category-heading{display:flex;align-items:center;gap:12px;margin:24px 0 10px}.category-heading:after{content:'';height:1px;flex:1;background:var(--line)}.category-heading h3{font-size:11px;text-transform:uppercase;letter-spacing:1px}.option{background:white;border:1px solid var(--line);border-radius:5px;margin-bottom:8px;transition:border-color .15s}.option.selected{border-color:#78958c;background:#f5f9f6}.option-label{padding:15px;display:flex;gap:12px;align-items:flex-start;cursor:pointer}.option-info{flex:1;min-width:0}.option-name{font-size:12px;display:block}.option-ref{font-size:10px;margin-top:6px;color:var(--muted);display:block}.option-price{white-space:nowrap;font-size:12px;font-weight:600;min-width:90px;text-align:right}.option-more{margin:0 15px 15px 45px;display:grid;grid-template-columns:1fr;gap:9px}.option-more input{font-size:12px;padding:8px}.summary{position:sticky;top:20px;background:var(--ink);color:white;border:0;padding:24px}.summary .eyebrow,.summary small{color:#b9c7c9}.summary h2{font:30px Georgia,serif;margin:8px 0 20px}.summary-row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;font-size:12px;border-bottom:1px solid #ffffff20}.summary-row strong{text-align:right;font-weight:500}.summary-total{padding:22px 0 20px}.summary-total span{display:block;font-size:11px;color:#bccbcc}.summary-total strong{font:30px Georgia,serif;display:block;margin-top:6px}.button{background:var(--ink);color:white;padding:12px 17px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:12px;text-decoration:none;line-height:1.3}.button.secondary{background:white;color:var(--ink);border:1px solid var(--line)}.button.gold{background:#bc976b;color:#172b33}.button.full{width:100%;margin-top:8px}.button.danger{color:#984f46}.summary .button.secondary{background:transparent;color:white;border-color:#ffffff45}.summary-list{margin-top:20px;max-height:230px;overflow:auto}.summary-item{font-size:11px;display:flex;justify-content:space-between;gap:12px;padding:7px 0;color:#d5dfe0}.summary-item button{color:#a7b9bc;font-size:16px;padding:0 5px}.notice{padding:12px 14px;background:#f8f2e6;border:1px solid #e8dbc2;border-radius:4px;font-size:11px;color:#795b2e;margin:14px 0;line-height:1.6}.notice ul{padding-left:16px;margin:5px 0}.summary .notice{background:#ffffff0b;border-color:#ffffff25;color:#e2c69d}.subtle-note{font-size:11px;color:var(--muted);margin:12px 0;line-height:1.6}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid .wide{grid-column:1/-1}.quote-sheet{background:white;padding:36px;border:1px solid var(--line);border-radius:5px;margin-top:20px}.quote-top{display:flex;justify-content:space-between;gap:30px;border-bottom:2px solid var(--ink);padding-bottom:20px;margin-bottom:20px}.quote-top h2{font:28px Georgia,serif}.quote-table{width:100%;border-collapse:collapse;font-size:12px;margin:20px 0}.quote-table th{font-size:10px;text-transform:uppercase;letter-spacing:1px;text-align:left;background:var(--pale);padding:10px}.quote-table td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:top}.quote-table td:last-child,.quote-table th:last-child{text-align:right;white-space:nowrap}.quote-table small{font-size:10px}.quote-total{margin-left:auto;max-width:320px}.quote-total div{display:flex;justify-content:space-between;padding:8px 0;font-size:12px}.quote-total .final{font-size:18px;border-top:2px solid var(--ink);font-weight:600}.quote-foot{font-size:10px;color:var(--muted);margin-top:24px;white-space:pre-line}.spec-table{width:100%;border-collapse:collapse;font-size:13px}.spec-table td{border-bottom:1px solid var(--line);padding:13px 0;vertical-align:top}.spec-table td:first-child{color:var(--muted);width:50%;padding-right:15px}.pdf-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.archive-card{padding:20px;background:white;border:1px solid var(--line);border-radius:5px;margin:12px 0;display:flex;align-items:center;justify-content:space-between;gap:12px}.archive-card h3{margin:3px 0}.empty{padding:36px;background:white;border:1px dashed #bdccca;border-radius:6px;text-align:center;color:var(--muted)}.mobile-select{display:none}.actions{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.help-copy{font-size:12px;color:var(--muted)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;border:1px solid #6a848b;padding:12px 22px;border-radius:5px;z-index:30;box-shadow:0 5px 25px #0002;display:none;max-width:90vw;font-size:13px}#toast.visible{display:block}.loading{padding:100px;text-align:center;font:24px Georgia,serif}.loading span{display:block;font:14px system-ui;margin:20px}.check-label{display:flex;align-items:center;gap:10px;font-size:12px}.quote-sheet h3{margin-top:20px}.footer{font-size:10px;color:var(--muted);padding:15px 0;text-align:center}.badge{display:inline-block;font-size:10px;background:var(--pale);border-radius:20px;padding:4px 8px;color:var(--green)}#print-root{display:none}
@media(min-width:1600px){.workspace{max-width:1450px;padding:40px 50px}.grid{grid-template-columns:minmax(0,1fr) 345px;gap:32px}}
@media(max-width:1150px){.shell{grid-template-columns:180px minmax(0,1fr)}.workspace{padding:24px}.rail{padding:25px 10px}.grid{grid-template-columns:minmax(0,1fr) 270px;gap:16px}.summary{padding:20px}.option-label{flex-wrap:wrap}.option-price{margin-left:auto}.series-list{columns:1}}
@media(max-width:900px){.shell{display:block}.rail{display:none}.mobile-select{display:block;max-width:240px;margin-bottom:20px}.grid{grid-template-columns:minmax(0,1fr) 270px}.workspace{padding:22px}.topbar{padding:0 22px}.top-links .tag{display:none}h1{font-size:38px}}
@media(max-width:680px){.topbar{height:70px;padding:0 18px}.brand{font-size:19px}.top-links{gap:9px}.top-links button{font-size:11px}.workspace{padding:22px 16px}.grid{display:flex;flex-direction:column}.grid>div{width:100%}.summary{position:static;width:100%}.model-head{align-items:start}.model-head p{font-size:11px}.source-link{font-size:10px;margin-top:14px}.navtabs{gap:23px}.navtabs button{font-size:12px}.panel{padding:18px}.metrics .metric{padding:14px 10px}.metric strong{font-size:20px}.metric span{font-size:9px}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}.quote-sheet{padding:20px 16px}.quote-top{gap:15px}.quote-top h2{font-size:23px}.quote-table{font-size:10px}.quote-table td,.quote-table th{padding:8px 4px}.archive-card{align-items:start;flex-direction:column}.breadcrumb{display:none}.option-price{font-size:11px}.option-name{font-size:12px}.summary-total strong{font-size:35px}.series-list{columns:1}.mobile-select{max-width:none}.help-copy{font-size:11px}}
@media print{@page{size:A4;margin:15mm}body{background:white;font-size:10pt}#app,#toast,#import-file{display:none!important}#print-root{display:block}.quote-sheet{border:0;margin:0;padding:0}.quote-table{font-size:9pt}.quote-table thead{display:table-header-group}.quote-table tr,.series-list li{break-inside:avoid}.quote-top,.quote-total{break-inside:avoid}.quote-table th{background:#eee!important;print-color-adjust:exact}.quote-foot{font-size:8pt}.series-list{columns:2}.quote-sheet h3{break-after:avoid}.notice{break-inside:avoid}a{text-decoration:none}}

/* Costa Etrusca Group branding */
.brand-lockup{display:flex;align-items:center;gap:24px}.site-logo{display:block;width:270px;height:auto;background:white;border-radius:3px;padding:5px 9px}.brand-lockup .brand{font-size:18px;letter-spacing:3px}.brand-lockup .brand span{font-size:7px;letter-spacing:1.5px}.document-brand{margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid var(--line)}.document-brand img{display:block;width:300px;max-width:100%;height:auto}
@media(max-width:900px){.site-logo{width:220px}.brand-lockup{gap:15px}.brand-lockup .brand{font-size:15px}.brand-lockup .brand span{max-width:105px;line-height:1.6}}
@media(max-width:680px){.topbar{height:auto;min-height:110px;flex-wrap:wrap;gap:12px;padding:14px 16px}.brand-lockup{width:100%;justify-content:space-between;gap:12px}.site-logo{width:210px;max-width:64%;padding:5px}.brand-lockup .brand{font-size:13px;letter-spacing:2px}.top-links{width:100%;justify-content:flex-end}.document-brand img{width:270px}.document-brand{margin-bottom:18px}}
@media print{.document-brand{margin-bottom:15px;padding-bottom:12px}.document-brand img{width:260px}}
/* Costa Etrusca palette: replace green accents with blue. */
:root{--pale:#eef3f8;--green:#174f8c}
/* Neutral main surface and blue selection states. */
:root{--paper:#f6f8fb;--line:#dbe3ec}
.metrics .metric{background:#eef3f8}
.option.selected{background:#f3f7fc;border-color:#789bc4}
.empty{border-color:#b9cee4}
:root{--ink:#102a56!important;--muted:#5b6d87!important;--line:#d9e1ec!important;--paper:#f7f9fc!important;--pale:#eef3fb!important}
.topbar,.summary{background:#102a56!important}
.discount-box{padding:13px 14px;background:#f3f7fc;border:1px solid #c5d6ea;border-radius:5px}.discount-row{color:#174f8c!important;font-weight:600}