:root{--bg:#f4f7fb;--card:#ffffff;--border:#dde3ec;--border-soft:#e8edf5;--text:#172033;--muted:#667085;--faint:#98a2b3;--primary:#3157f5;--primary-hover:#2848db;--primary-soft:#eef2ff;--success:#12b76a;--success-soft:#e7f8f0;--warning:#f79009;--warning-soft:#fef4e6;--danger:#f04438;--danger-soft:#fdecea;--info-soft:#eaf1ff;--radius:7px;--shadow:0 1px 2px rgba(23,32,51,0.05),0 1px 3px rgba(23,32,51,0.06);--shadow-lg:0 8px 24px rgba(23,32,51,0.12)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Inter,Helvetica Neue,Arial,sans-serif;font-size:13.5px;line-height:1.45;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-main{flex:1 1;width:100%;max-width:1240px;margin:0 auto;padding:24px 28px 64px}.topbar{background:var(--card);border-bottom:1px solid var(--border);padding:0 28px;gap:28px;height:54px;position:-webkit-sticky;position:sticky;top:0;z-index:40}.topbar,.topbar-brand{display:flex;align-items:center}.topbar-brand{font-weight:700;font-size:15px;letter-spacing:-.01em;color:var(--text);gap:8px}.topbar-brand .dot{width:8px;height:8px;border-radius:50%;background:var(--primary);display:inline-block}.topbar-nav{display:flex;gap:4px;height:100%}.topbar-nav a{display:flex;align-items:center;padding:0 14px;color:var(--muted);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px}.topbar-nav a:hover{color:var(--text);text-decoration:none}.topbar-nav a.active{color:var(--primary);border-bottom-color:var(--primary)}.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}.page-title{font-size:24px;font-weight:700;letter-spacing:-.02em;margin:0}.page-sub{color:var(--muted);margin:4px 0 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rgba(49,87,245,.12)}.input::placeholder{color:var(--faint)}.textarea{resize:vertical;min-height:66px}.field{display:flex;flex-direction:column;gap:4px}.field label{font-size:12px;font-weight:600;color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.form-grid .full{grid-column:1/-1}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 14px;border-bottom:1px solid var(--border-soft)}.toolbar .input,.toolbar .select{width:auto}.toolbar .spacer{flex:1 1}.search-wrap{position:relative}.search-wrap .input{padding-left:28px;width:220px}.search-wrap:before{content:"⌕";position:absolute;left:9px;top:50%;transform:translateY(-54%);color:var(--faint);font-size:15px;pointer-events:none}.table-wrap{overflow-x:auto}table.tbl{width:100%;border-collapse:collapse;font-size:13px}.tbl th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;padding:9px 12px;border-bottom:1px 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var(--border);border-top-color:var(--primary);border-radius:50%;display:inline-block;animation:spin .8s linear infinite;vertical-align:-4px;margin-right:8px}@keyframes spin{to{transform:rotate(1turn)}}.error-banner{background:var(--danger-soft);border:1px solid #f5b7b1;color:#a4271c;border-radius:6px;padding:10px 14px;margin-bottom:14px;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(23,32,51,.4);z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:8vh 16px 16px}.modal{background:var(--card);border-radius:10px;box-shadow:var(--shadow-lg);width:100%;max-width:560px;max-height:82vh;overflow-y:auto}.modal.wide{max-width:760px}.modal-head{padding:14px 18px;border-bottom:1px solid var(--border-soft);display:flex;align-items:center;justify-content:space-between;position:-webkit-sticky;position:sticky;top:0;background:var(--card);border-radius:10px 10px 0 0;z-index:5}.modal-head h3{margin:0;font-size:15px}.modal-body{padding:16px 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var(--border-soft);font-weight:600;font-size:13px}.section-head .totals{display:flex;gap:18px;font-size:12.5px;color:var(--muted);font-weight:500}.section-head .totals b{color:var(--text);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.option-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:14px;gap:14px}.option-card .head{padding:14px 16px;border-bottom:1px solid var(--border-soft);display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.option-card .head h3{margin:0;font-size:15px}.option-card .prices{padding:10px 16px}.option-card .price-row{display:flex;justify-content:space-between;padding:5px 0;font-size:13px}.option-card .price-row.total{border-top:1px solid var(--border);margin-top:6px;padding-top:9px;font-weight:700;font-size:14.5px}.option-card .spec{padding:10px 16px;border-top:1px solid var(--border-soft);font-size:12.5px;color:var(--muted)}.option-card .spec dt{font-weight:600;color:var(--faint);font-size:11px;text-transform:uppercase;letter-spacing:.03em}.option-card .spec dd{margin:0 0 7px;color:var(--text)}.proposal-page{max-width:880px;margin:0 auto;padding:32px 20px 80px}.proposal-brand{text-align:center;margin-bottom:24px}.proposal-brand h1{font-size:22px;margin:0}.proposal-brand p{color:var(--muted);margin:4px 0 0}.row{display:flex;align-items:center;gap:10px}.row.wrap{flex-wrap:wrap}.grid-2{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}.muted{color:var(--muted)}.faint{color:var(--faint)}.small{font-size:12px}.mono{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bold{font-weight:600}.mt0{margin-top:0}.mb16{margin-bottom:16px}.mb20{margin-bottom:20px}.warn-text{color:#b26205}.danger-text{color:var(--danger)}.success-text{color:#0b7a4f}.nowrap{white-space:nowrap}.clickable{cursor:pointer}@media print{.no-print,.topbar{display:none!important}body{background:#fff}.app-main{padding:0;max-width:none}.card{border:none;box-shadow:none}.proposal-page{padding:0}}