:root{--canvas:#f5f3ee;--paper:#fcfbf8;--ink:#171716;--muted:#6d6964;--line:#ddd9d1;--brand:#d84b68;--action:#315cf5;--success:#18865b;--danger:#b63838;--sans:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;--serif:Iowan Old Style,Baskerville,"Times New Roman",serif;--fast:140ms ease;}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--sans);line-height:1.5}button,input,textarea,select{font:inherit}button,a{transition:color var(--fast),background var(--fast),border-color var(--fast)}.brand{display:inline-flex;align-items:center;gap:.65rem;color:var(--ink);font-weight:750;text-decoration:none}.brand-mark{display:grid;width:30px;height:30px;place-items:center;background:var(--brand);color:white;font-family:var(--serif);font-size:1.2rem}.eyebrow,.section-kicker{margin:0 0 .8rem;color:var(--brand);font-size:.72rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.button{min-height:42px;padding:.68rem 1rem;border:1px solid transparent;border-radius:5px;cursor:pointer;font-weight:700}.button--primary{background:var(--action);color:white}.button--primary:hover{background:#2448ca}.button--secondary{background:transparent;border-color:var(--line);color:var(--ink)}.button--ghost{background:transparent;color:var(--muted)}.button--full{width:100%;margin-top:.65rem}.text-action{padding:.3rem 0;border:0;background:none;color:var(--action);cursor:pointer;font-weight:700}.input,.textarea{width:100%;margin:.35rem 0 .85rem;padding:.75rem .8rem;border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink)}.input:focus,.textarea:focus{outline:3px solid #315cf522;border-color:var(--action)}.textarea{min-height:110px;resize:vertical}.field-label{display:block;margin-top:.9rem;font-size:.8rem;font-weight:750}.status{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em}.status--missing{color:var(--muted)}.status--required{color:var(--danger)}
.buyer-body{background:#ebe8e1}.buyer-room{max-width:1440px;margin:auto;background:var(--paper);min-height:100vh}.buyer-header{height:72px;padding:0 clamp(1.2rem,4vw,4rem);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.buyer-secure{color:var(--muted);font-size:.8rem}.buyer-cover{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);gap:5rem;padding:clamp(3rem,8vw,8rem) clamp(1.2rem,7vw,7rem);border-bottom:1px solid var(--line)}.buyer-cover h1{max-width:780px;margin:0;font:500 clamp(2.8rem,6vw,6.8rem)/.98 var(--serif);letter-spacing:-.045em}.buyer-intro{max-width:650px;margin:2rem 0 0;color:var(--muted);font-size:1.1rem}.quote-meta{margin:0;border-top:1px solid var(--ink)}.quote-meta div{display:grid;grid-template-columns:90px 1fr;padding:.8rem 0;border-bottom:1px solid var(--line)}.quote-meta dt{color:var(--muted);font-size:.78rem}.quote-meta dd{margin:0;font-weight:650}.buyer-grid{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:0}.buyer-document{padding:clamp(2rem,6vw,6rem) clamp(1.2rem,7vw,7rem);border-right:1px solid var(--line)}.doc-section{margin-bottom:6rem}.doc-section h2,.selection-panel h2{margin:0 0 2rem;font:500 clamp(2rem,3.5vw,3.6rem)/1 var(--serif)}.buyer-product{display:grid;grid-template-columns:48px minmax(0,1fr) 150px;gap:1.5rem;padding:2rem 0;border-top:1px solid var(--line)}.product-index{color:var(--muted);font-variant-numeric:tabular-nums}.product-copy h3{margin:0;font-size:1.2rem}.product-copy p{color:var(--muted)}.product-price{text-align:right;font-variant-numeric:tabular-nums}.product-price span,.product-price strong{display:block}.product-price span{color:var(--muted);font-size:.8rem}.spec-list div,.terms-grid{display:grid}.spec-list div{grid-template-columns:160px 1fr}.spec-list dt{color:var(--muted)}.spec-list dd{margin:0}.terms-grid{grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.terms-grid div{padding:1.4rem 0;border-bottom:1px solid var(--line)}.terms-grid dt{color:var(--muted);font-size:.8rem}.terms-grid dd{margin:.3rem 0 0;font-weight:650}.selection-panel{position:sticky;top:0;align-self:start;padding:3rem 2rem}.selection-panel h2{font-size:2rem}.total-row{display:flex;justify-content:space-between;align-items:end;padding:1.3rem 0;border-block:1px solid var(--ink);font-variant-numeric:tabular-nums}.total-row strong{font-size:1.4rem}.selection-note{color:var(--muted);font-size:.85rem}.state-banner{padding:1rem 4rem;background:#fff3d9;display:flex;gap:1rem}.state-banner--accepted{background:#e5f4ed;color:var(--success)}.rubusoo-dialog{width:min(520px,calc(100% - 2rem));padding:2rem;border:1px solid var(--line);border-radius:6px;background:var(--paper);box-shadow:0 20px 70px #17171633}.rubusoo-dialog::backdrop{background:#17171688}.rubusoo-dialog h2{font:500 2rem var(--serif)}.dialog-actions{display:flex;justify-content:flex-end;gap:.6rem}
.rubusoo-page{max-width:1240px;margin:auto;padding:4rem 2rem}.page-heading{max-width:760px;margin-bottom:3rem}.page-heading h1{margin:0;font:500 clamp(2.5rem,5vw,5rem)/1 var(--serif)}.page-heading p:last-child{color:var(--muted);font-size:1.05rem}.inquiry-split{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.5fr);gap:3rem}.textarea--source{min-height:440px}.inquiry-guidance{padding:2rem 0;border-top:1px solid var(--ink)}.inquiry-guidance h2{font:500 2rem var(--serif)}.inquiry-guidance li{margin:.8rem 0}.source-paper{padding:2rem;background:var(--paper);border:1px solid var(--line)}.source-paper pre{white-space:pre-wrap;font:inherit}.review-row{display:flex;justify-content:space-between;padding:1rem 0;border-bottom:1px solid var(--line)}
@media(max-width:860px){.buyer-cover,.buyer-grid,.inquiry-split{grid-template-columns:1fr}.buyer-cover{gap:3rem}.buyer-document{border-right:0;padding-bottom:8rem}.selection-panel{position:fixed;z-index:5;inset:auto 0 0;background:var(--paper);padding:1rem 1.2rem;border-top:1px solid var(--line);box-shadow:0 -8px 24px #17171614}.selection-panel .section-kicker,.selection-panel h2,.selection-panel .selection-note,.selection-panel .text-action{display:none}.selection-panel .total-row{border:0;padding:0}.buyer-product{grid-template-columns:32px 1fr}.product-price{grid-column:2;text-align:left}.terms-grid{grid-template-columns:1fr}.buyer-secure{display:none}.state-banner{padding:1rem}.rubusoo-page{padding:2rem 1rem}}
.page-heading--actions,.studio-toolbar{display:flex;justify-content:space-between;align-items:flex-start;gap:2rem}.quote-filters{display:flex;gap:2rem;border-bottom:1px solid var(--line)}.quote-filters span{padding:1rem 0;color:var(--muted)}.quote-filters .is-active{color:var(--ink);border-bottom:2px solid var(--action)}.quote-list-row{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:2rem;align-items:center;padding:1.4rem 0;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}.quote-list-row small,.quote-list-row strong{display:block}.quote-list-row small{color:var(--muted)}.money{font-variant-numeric:tabular-nums}.empty-state{padding:6rem 0;text-align:center}.quote-studio{min-height:100vh;background:#ebe8e1}.studio-toolbar{position:sticky;z-index:4;top:0;padding:1rem 1.5rem;background:var(--paper);border-bottom:1px solid var(--line)}.studio-toolbar h1{margin:0;font-size:1.15rem}.studio-toolbar .eyebrow{margin-bottom:.2rem}.studio-actions{display:flex;align-items:center;gap:.7rem}.studio-actions>span{color:var(--success);font-size:.8rem}.studio-grid{display:grid;grid-template-columns:210px minmax(600px,1fr) 260px}.studio-structure,.studio-summary{position:sticky;top:82px;height:calc(100vh - 82px);padding:2rem 1.3rem;background:var(--canvas)}.studio-structure{border-right:1px solid var(--line)}.studio-summary{border-left:1px solid var(--line)}.studio-structure h2,.studio-summary h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em}.studio-structure ol{padding:0;list-style:none}.studio-structure li{padding:.7rem 0;color:var(--muted)}.studio-structure li.is-active{color:var(--action);font-weight:700}.studio-canvas{margin:2rem;background:var(--paper);box-shadow:0 8px 30px #17171612}.paper-label{padding:1rem 2rem;border-bottom:1px solid var(--line);color:var(--muted);font-size:.75rem}.studio-summary dt{margin-top:1rem;color:var(--muted);font-size:.72rem}.studio-summary dd{margin:.2rem 0 1rem;font-weight:650}.studio-readiness{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--ink)}.studio-readiness p{color:var(--muted);font-size:.8rem}@media(max-width:860px){.studio-grid{display:block}.studio-structure,.studio-summary{position:static;width:auto;height:auto}.studio-structure{display:none}.studio-canvas{margin:0}.quote-list-row{grid-template-columns:1fr 1fr}.page-heading--actions{display:block}}