:root{--bg-color: #F6F7F9;--surface: #ffffff;--text-slate: #4B536B;--text-slate-light: #7A829A;--accent-blue: #1A1DAB;--border-color: rgba(75, 83, 107, .2);--border-light: rgba(75, 83, 107, .1);--spacing-xs: .5rem;--spacing-sm: .875rem;--spacing-md: 1.25rem;--spacing-lg: 2rem;--spacing-xl: 3rem}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-slate);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.45;-webkit-font-smoothing:antialiased;padding:var(--spacing-xl) var(--spacing-md)}.eyebrow{color:var(--accent-blue);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;display:block;margin-bottom:6px}h1,h2,h3{color:var(--text-slate);font-weight:600;letter-spacing:-.02em;line-height:1.15}h1{font-size:2.2rem}h2{font-size:1.7rem}h3{font-size:1.05rem}header{margin-bottom:var(--spacing-lg)}.top-actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}.top-actions .btn-secondary{width:auto;padding-inline:16px}.link-btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;width:auto;padding-inline:16px}.view{width:100%}.ff-shell{border:1px solid var(--border-color);background:var(--surface);box-shadow:0 2px 8px #0000000a}.ff-topbar{height:64px;border-bottom:1px solid var(--border-color);padding:0 20px;display:flex;align-items:center;justify-content:space-between}.ff-topbar-title{font-size:15px;font-weight:600;letter-spacing:.02em;text-transform:uppercase}.ff-topbar-actions{display:flex;gap:10px}.ff-ghost-btn{border:none;background:transparent;color:var(--text-slate-light);font-size:13px;font-weight:500;cursor:pointer}.ff-ghost-btn:hover{color:var(--text-slate)}.ff-body{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:78vh}.ff-nav{border-right:1px solid var(--border-color);padding:18px 12px}.ff-nav-title{font-size:11px;color:var(--text-slate-light);text-transform:uppercase;margin-bottom:10px;letter-spacing:.04em;padding:0 8px}.ff-nav ul{list-style:none;display:grid;gap:4px}.ff-nav li{padding:10px;font-size:13px;display:flex;align-items:center;gap:10px;border:1px solid transparent;color:var(--text-slate);cursor:default}.ff-nav li[data-doc-step]{cursor:pointer}.ff-nav li span{color:var(--text-slate-light);font-size:11px;min-width:14px}.ff-nav li.active{background:#1a1a1a;color:#fff}.ff-nav li.active span{color:#fff9}.ff-main{display:flex;flex-direction:column;min-width:0;border-right:1px solid var(--border-color)}.ff-scroll{flex:1;overflow-y:auto;padding:28px}.ff-hero{margin-bottom:24px}.ff-hero h2{font-size:28px;font-weight:400;margin-bottom:6px}.ff-hero p{font-size:13px;color:var(--text-slate-light)}.ff-section{margin-bottom:26px}.ff-section-title{font-size:14px;font-weight:600;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--border-color)}.ff-main label{display:grid;gap:6px;font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--text-slate-light);font-weight:500}.ff-main input,.ff-main select,.ff-main textarea,.dashboard-toolbar input,.dashboard-toolbar select,.drawer-form input,.drawer-form select,.proposal-box input{border:1px solid var(--border-color);padding:10px 12px;background:#fff;font:inherit;color:var(--text-slate)}.ff-main textarea{resize:vertical;min-height:96px;text-transform:none}.ff-main input,.ff-main select{text-transform:none}.rich-editor{border:1px solid var(--border-color);background:#fff}.rich-editor-toolbar{display:flex;gap:6px;align-items:center;padding:8px;border-bottom:1px solid var(--border-light);flex-wrap:wrap}.rich-btn{border:1px solid var(--border-color);background:#fff;color:var(--text-slate);font-size:12px;padding:5px 8px;cursor:pointer}.rich-btn:hover{background:#f8fafc}.rich-sep{width:1px;height:18px;background:var(--border-light)}.rich-editor-body{min-height:120px;max-height:360px;overflow:auto;padding:10px 12px;font-size:14px;line-height:1.45;color:var(--text-slate);outline:none;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.rich-editor-body:empty:before{content:attr(data-placeholder);color:#94a3b8}.rich-editor-body p,.rich-editor-body ul,.rich-editor-body ol{margin:0 0 8px}.rich-editor-body ul,.rich-editor-body ol{padding-left:1.4em;list-style-position:inside}.rich-editor-body li{margin:0 0 4px}.rich-editor-body img{max-width:100%;height:auto;display:block;margin:6px auto;border:1px solid var(--border-light);border-radius:4px}.rich-counter{margin-top:6px;font-size:12px;color:var(--text-slate-light);text-align:right}.rich-counter.limit{color:#b91c1c;font-weight:600}.doc-step-panel.hidden{display:none}.pdf-preview-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}.pdf-inline-preview{border:1px solid var(--border-color);border-radius:8px;background:#fff;overflow:hidden;height:52vh;min-height:320px;margin-bottom:10px}.summary-pdf-preview{margin-top:14px;padding-top:12px;border-top:1px solid var(--border-color)}.summary-pdf-preview .pdf-inline-preview{height:46vh;min-height:280px}.pdf-inline-preview iframe,.pdf-inline-preview embed{width:100%;height:100%;border:0;background:#f8fafc}.single-right{grid-template-columns:1fr minmax(280px,340px)}.template-toolbar{margin-top:8px;display:grid;gap:8px}.template-toolbar-actions{display:flex;gap:8px;flex-wrap:wrap}.template-toolbar-actions .btn-secondary{width:auto;padding:8px 12px;font-size:13px}.solution-list{display:grid;gap:8px}.solution-item{border:1px solid var(--border-color);display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px;padding:8px 10px}.solution-item-check{grid-template-columns:34px 1fr auto auto}.solution-check{display:inline-flex!important;align-items:center;gap:6px;color:var(--text-slate-light)!important;font-size:11px!important;text-transform:uppercase;letter-spacing:.05em}.solution-check input{width:14px;height:14px}.solution-item>span{font-size:12px;color:var(--text-slate-light);font-weight:600;text-align:center}.solution-item input{border:none;padding:6px 2px;outline:none}.solution-item-clear{border:none;background:transparent;color:#a3a3a3;cursor:pointer;font-size:18px;line-height:1;padding:2px 6px}.solution-item-clear:hover{color:#b91c1c}.ff-inline-btn{width:auto;margin-top:12px;padding:10px 14px}.param-item{border:1px solid var(--border-color);display:grid;grid-template-columns:34px minmax(180px,1fr) 86px minmax(140px,180px) auto;align-items:center;gap:10px;padding:8px 10px}.param-item>span{font-size:12px;color:var(--text-slate-light);font-weight:600;text-align:center}.param-item input{border:none;padding:6px 2px;outline:none}.param-item .qty-input{text-align:center}.tech-group{border:1px solid var(--border-color);padding:10px;display:grid;gap:8px}.tech-group-head{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-slate);font-weight:600;padding:4px 2px 8px;border-bottom:1px solid var(--border-light)}.tech-option-toolbar{display:grid;grid-template-columns:minmax(220px,1fr) auto;gap:8px;align-items:center;margin-bottom:4px}.tech-option-toolbar select{height:38px;border:1px solid var(--border-color);border-radius:8px;padding:0 10px;background:#fff}.custom-tech-groups{display:grid;gap:10px}.custom-tech-group{border:1px dashed #cbd5e1;border-radius:10px;padding:10px;display:grid;gap:8px;background:#fafcff}.custom-tech-group.dragging{opacity:.55}.custom-tech-group-head{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px}.custom-tech-drag{cursor:grab;border:1px solid var(--border-color);background:#fff;border-radius:8px;padding:4px 8px}.custom-tech-group textarea{width:100%}.custom-tech-actions{display:flex;gap:6px;align-items:center}.custom-tech-group.is-collapsed textarea{display:none}.ff-meta{margin-top:6px;text-transform:none;font-size:12px}.ff-step-gap{margin-top:18px}.ff-contact-grid{align-items:end}.ff-col-span-2{grid-column:span 2}.ff-readonly-input{background:#f8f8f8!important;color:#3f3f46!important}.viz-preview-card{border:1px solid var(--border-color);border-radius:8px;padding:10px;background:#f8fafc;text-align:center}.viz-preview-title{font-size:12px;font-weight:700;color:#4b5563;text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}#visualizationPreviewImage{display:block;margin:0 auto;width:100%;max-width:546px;height:208px;object-fit:contain;border:1px dashed #cbd5e1;border-radius:6px;background:#fff}.viz-preview-caption{margin-top:8px;color:#6b7280;font-size:12px}.advantages-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.adv-editor-card{border:1px solid var(--border-color);border-radius:8px;padding:10px;background:#fff}.adv-editor-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:12px;font-weight:600}.adv-limit{color:var(--text-slate-light);font-size:11px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.list-stack{display:flex;flex-direction:column;gap:10px}.select-box{border:1px solid var(--border-color);padding:12px;cursor:pointer;background:transparent;text-align:left;display:flex;flex-direction:column;gap:6px}.select-box:hover{border-color:#cfcfcf}.select-box.active{border-color:var(--accent-blue);background-color:#1a1dab08}.select-box.active .box-title{color:var(--accent-blue)}.box-title{font-size:14px;font-weight:600}.box-desc{color:var(--text-slate-light);font-size:12px}.select-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:var(--spacing-md);padding:10px 12px;border:1px solid var(--border-color);cursor:pointer}.select-row:hover{border-color:#cfcfcf}.select-row.active{border-color:var(--accent-blue);background-color:#1a1dab08}.price{font-weight:500;font-size:13px}.segmented-control{display:flex;border:1px solid var(--border-color);flex-wrap:wrap}.segment{flex:1;min-width:110px;text-align:center;padding:10px;border-right:1px solid var(--border-color);cursor:pointer;font-size:13px}.segment:last-child{border-right:none}.segment.active{background-color:#1a1a1a;color:#fff}.option-row{display:flex;align-items:center;justify-content:space-between;padding:10px;border:1px solid var(--border-light);cursor:pointer}.option-row.active{border-color:var(--accent-blue);background-color:#1a1dab08}.mode-banner{display:grid;gap:2px;border:1px solid var(--border-color);background:#fff;padding:10px;border-left:4px solid var(--accent-blue)}.mode-banner span{font-size:12px;color:var(--text-slate-light)}.form-buttons{display:grid;gap:8px;margin-top:10px}.btn-primary{width:100%;padding:12px;background-color:var(--accent-blue);color:#fff;border:none;font-family:inherit;font-weight:700;cursor:pointer}.btn-primary:hover{opacity:.92}.btn-secondary{width:100%;padding:12px;background:transparent;color:var(--accent-blue);border:1px solid var(--accent-blue);font-family:inherit;font-weight:700;cursor:pointer}.btn-secondary:hover{background-color:#1a1dab0d}.download-link{color:var(--accent-blue);text-decoration:none;font-size:.9rem;margin-top:8px;display:inline-block}.download-link:hover{text-decoration:underline}.result{min-height:52px;max-height:220px;overflow:auto;border:1px solid var(--border-color);padding:8px;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;max-width:100%;margin-top:8px}.ff-summary{background:#fafafa;padding:18px;grid-column:1 / -1;border-top:1px solid var(--border-color)}.summary-panel{position:static;padding:14px;border:1px solid var(--border-color);background:#fff}.summary-header{margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:1px solid var(--border-color)}.summary-items{display:flex;flex-direction:column;gap:8px;margin-bottom:10px}.summary-line{display:flex;justify-content:space-between;font-size:12px;gap:10px}.summary-line.sub{color:var(--text-slate-light);padding-left:8px;border-left:1px solid var(--border-light)}.summary-total{display:flex;justify-content:space-between;align-items:baseline;padding-top:12px;border-top:1px solid var(--text-slate)}.summary-total h3{font-size:1.55rem}.ff-bottom-bar{width:100%;background:var(--accent-blue);color:#fff;padding:13px 18px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:13px;font-weight:500}.ff-bottom-bar:hover{background:#15188c}.container{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:1fr 380px;gap:var(--spacing-xl);align-items:start}#dashboardView.container{max-width:none;width:100%;grid-template-columns:1fr;gap:0}.configurator{display:flex;flex-direction:column;gap:var(--spacing-xl)}.step-section{padding-top:var(--spacing-md);border-top:1px solid var(--text-slate)}.step-header{margin-bottom:var(--spacing-md)}.dashboard-toolbar{display:grid;grid-template-columns:1fr 220px 160px;gap:10px;margin-bottom:14px}.dashboard-toolbar input,.dashboard-toolbar select{height:44px;border:1px solid var(--border-color);background:transparent;color:var(--text-slate);padding:0 12px}.dashboard-list{gap:1rem}.dashboard-toolbar .btn-primary{width:auto;height:44px;padding:0 16px;font-size:.9rem}.proposal-row{grid-template-columns:1fr auto auto;padding:16px 18px;cursor:default}.proposal-row:hover{border-color:var(--text-slate)}.proposal-row .box-title{font-size:1.05rem;font-weight:700;letter-spacing:-.01em}.specs{display:flex;gap:.75rem;color:var(--text-slate-light);font-size:.8125rem;margin-top:.2rem;flex-wrap:wrap}.proposal-row .price{font-weight:500;font-variant-numeric:tabular-nums;font-size:.95rem}.row-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.row-actions .btn-secondary{width:auto;padding:.55rem .9rem;font-size:.82rem;font-weight:600;color:var(--text-slate);border-color:var(--border-color)}.row-actions .btn-secondary:hover{border-color:var(--text-slate);background-color:#4b536b0d}.row-actions .btn-secondary.danger{color:#b91c1c;border-color:#fecaca}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a59;z-index:80}.drawer-form{position:fixed;right:16px;top:16px;z-index:81;width:min(480px,calc(100vw - 32px));background:#fff;border:1px solid var(--border-color);padding:14px;display:grid;gap:10px;box-shadow:0 20px 44px #02061738}.hidden{display:none!important}.drawer-form label{display:grid;gap:6px;font-size:13px}.drawer-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.drawer-actions{display:flex;gap:8px;justify-content:flex-end}.request-loader-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a59;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);display:flex;align-items:center;justify-content:center;z-index:3000}.request-loader-card{min-width:220px;display:flex;flex-direction:column;align-items:center;gap:10px;background:#fff;border:1px solid var(--border-color);border-radius:12px;padding:18px 20px;box-shadow:0 16px 40px #0206172e}.request-loader-spinner{width:34px;height:34px;border-radius:50%;border:3px solid #dbe3f0;border-top-color:var(--accent-blue);animation:spin-loader .8s linear infinite}.request-loader-text{font-size:13px;color:var(--text-slate-light);text-align:center}@keyframes spin-loader{to{transform:rotate(360deg)}}.ui-toast{position:fixed;right:16px;bottom:16px;z-index:4000;background:#065f46;color:#ecfdf5;border:1px solid #10b981;border-radius:10px;padding:10px 14px;box-shadow:0 10px 28px #0206173d;font-size:13px;font-weight:600;max-width:min(92vw,360px)}.ui-toast.hidden{display:none}.ui-toast.show{animation:toast-in .18s ease-out}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.ui-toast{left:12px;right:12px;bottom:12px;max-width:none;text-align:center}}@media (max-width: 1320px){.ff-body{grid-template-columns:220px minmax(0,1fr)}.ff-summary{grid-column:1 / -1;border-top:1px solid var(--border-color)}.summary-panel{position:static}}@media (max-width: 980px){.container{grid-template-columns:1fr}h1{font-size:1.8rem}.dashboard-toolbar,.ff-body{grid-template-columns:1fr}.ff-nav{border-right:none;border-bottom:1px solid var(--border-color)}.ff-main{border-right:none}.ff-nav ul{grid-template-columns:1fr 1fr}.ff-nav li{min-height:40px}}@media (max-width: 768px){body{padding:1rem;overflow-x:hidden}.container{gap:1rem;min-width:0}.step-section{padding-top:1rem;min-width:0}.proposal-row{grid-template-columns:1fr;gap:.75rem;align-items:start;min-width:0}.proposal-row .price{padding-right:0!important}.row-actions{justify-content:flex-start}.row-actions .btn-secondary{flex:1 1 calc(50% - 6px);text-align:center}.ff-topbar{flex-direction:column;align-items:flex-start;height:auto;padding:12px;gap:8px}.ff-topbar-actions{width:100%}.ff-ghost-btn{padding:8px 10px;border:1px solid var(--border-color);width:100%;text-align:left}.ff-nav ul{grid-template-columns:1fr}.ff-scroll{padding:16px}.grid-2,.advantages-grid{grid-template-columns:1fr}.template-toolbar-actions{display:grid;grid-template-columns:1fr;gap:8px}.template-toolbar-actions .btn-secondary{width:100%;text-align:center}.param-item{grid-template-columns:28px 1fr 76px 1fr auto;gap:8px}.param-item .solution-item-clear{grid-column:auto;justify-self:end}}@media (max-width: 480px){h1{font-size:1.45rem}h2{font-size:1.15rem}.top-actions{display:grid;grid-template-columns:1fr}.top-actions .btn-secondary,.link-btn{width:100%}.row-actions .btn-secondary{flex:1 1 100%}}