:root{--navy:#071b3a;--blue:#005494;--orange:#ff8a18;--ink:#122139;--muted:#5d6d84;--line:#d8e2ec;--soft:#f4f8fb;--panel:#fff;--green:#0f8a5f;--green-bg:#e9f8f1;--amber:#b46a00;--amber-bg:#fff4df;--red:#b42318;--red-bg:#fff1ef;--shadow:0 18px 45px #1935571f;--radius:8px}*{box-sizing:border-box}body{color:var(--ink);background:linear-gradient(120deg,#f8fbfd 0%,#eef5fb 100%);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.app{grid-template-columns:268px 1fr;min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);z-index:2;background:#fffffff2;flex-direction:column;height:100vh;display:flex;position:sticky;top:0}.brand{border-bottom:1px solid var(--line);align-items:center;gap:12px;min-height:92px;padding:20px 22px;display:flex}.brand-mark{color:#052d55;background:radial-gradient(circle at 64% 62%,#ff971f 0 34%,#0000 35%),radial-gradient(circle at 35% 38%,#005494 0 36%,#0000 37%);border-radius:50%;place-items:center;width:54px;height:54px;font-style:italic;font-weight:900;display:grid;overflow:hidden}.brand h1{margin:0;font-size:17px;line-height:1.2}.brand span{color:var(--muted);margin-top:4px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;display:block}.nav{gap:8px;padding:18px 14px;display:grid}.nav button,.nav a{border-radius:var(--radius);color:#4c5e78;text-align:left;background:0 0;border:1px solid #0000;align-items:center;gap:12px;width:100%;min-height:46px;padding:10px 12px;font-weight:650;text-decoration:none;display:flex}.nav button:hover,.nav button.active,.nav a:hover,.nav a.active{color:var(--blue);box-shadow:inset 4px 0 0 var(--orange);background:#fff7ef;border-color:#ffbd7e}.nav-icon{color:#31445d;background:#fff;border:1px solid #8ea2b9;border-radius:7px;flex:none;place-items:center;width:26px;height:26px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;display:grid}.nav-section{color:#6a7b92;text-transform:uppercase;margin:10px 2px 0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:850}.nav-section:first-child{margin-top:0}.rail-note{border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin:auto 14px 18px;padding:16px;box-shadow:0 12px 28px #243d5912}.rail-note strong{margin-bottom:8px;display:block}.rail-note p{color:var(--muted);margin:0;font-size:13px;line-height:1.45}.main-shell{grid-template-rows:72px 1fr;min-width:0;display:grid}.topbar{z-index:1;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#ffffffe0;justify-content:space-between;align-items:center;gap:18px;padding:0 28px;display:flex;position:sticky;top:0}.topbar-title{min-width:0}.topbar-title strong{font-size:15px;display:block}.topbar-title span{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;margin-top:3px;font-size:12px;display:block;overflow:hidden}.content{padding:28px}.page-head{justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:20px;display:flex}.page-head h2{color:var(--navy);margin:0;font-size:clamp(32px,4vw,54px);line-height:.98}.page-head p{color:var(--muted);max-width:860px;margin:8px 0 0;font-size:15px;line-height:1.45}.btn{border-radius:var(--radius);color:#053d70;white-space:nowrap;background:#edf6ff;border:1px solid #b9d2eb;min-height:42px;padding:10px 16px;font-weight:800}.btn:hover{filter:brightness(.98)}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.orange{background:var(--orange);border-color:var(--orange);color:#2d1600}.btn.ghost{color:var(--ink);background:#fff}.btn.danger{background:var(--red-bg);color:var(--red);border-color:#f0b9b5}.btn:disabled{cursor:not-allowed;opacity:.72}.spinner{vertical-align:-3px;border:2px solid #ffffff6b;border-top-color:#fff;border-radius:50%;width:16px;height:16px;margin-right:8px;animation:.75s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.panel{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);background:#ffffffeb;overflow:hidden}.panel-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:14px;min-height:64px;padding:16px 18px;display:flex}.panel-head h3{margin:0;font-size:18px}.panel-head .sub,.sub{color:var(--muted);margin-top:4px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;line-height:1.4;display:block}.panel-body{padding:18px}.stack,.grid-2,.grid-3,.grid-4{gap:16px;display:grid}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.stat-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:16px}.stat-card .label,.label{color:#6a7b92;text-transform:uppercase;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:850}.stat-card .value{color:var(--navy);margin-top:8px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:30px;font-weight:850;line-height:1}.stat-card .value.ok{color:var(--green)}.stat-card .value.warn{color:var(--amber)}.stat-card .value.danger{color:var(--red)}.stat-card p{color:var(--muted);margin:8px 0 0;font-size:13px;line-height:1.4}.pill{border:1px solid var(--line);color:#52647c;white-space:nowrap;background:#fff;border-radius:999px;justify-content:center;align-items:center;min-height:26px;padding:4px 10px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;font-weight:800;display:inline-flex}.pill.ok{color:var(--green);background:var(--green-bg);border-color:#a7dfc7}.pill.warn{color:var(--amber);background:var(--amber-bg);border-color:#ffd48b}.pill.danger{color:var(--red);background:var(--red-bg);border-color:#efb2ad}.table-wrap{width:100%;overflow-x:auto}table{border-collapse:collapse;background:#fff;width:100%;min-width:760px}th,td{text-align:left;vertical-align:middle;border-bottom:1px solid #e3eaf1;padding:13px 14px}th{color:#607086;text-transform:uppercase;background:#f5f8fb;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px}td strong,.product{color:var(--ink);font-weight:850}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.money{white-space:nowrap;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:850}.mini{border:1px solid var(--line);border-radius:var(--radius);min-height:30px;color:var(--ink);background:#fff;padding:6px 10px;font-size:12px;font-weight:800}.mini.primary{background:var(--blue);color:#fff;border-color:var(--blue)}.mini.danger{background:var(--red-bg);color:var(--red);border-color:#efb2ad}.info-button{width:30px;height:30px;color:var(--blue);background:#edf6ff;border:1px solid #b9d2eb;border-radius:50%;place-items:center;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:950;line-height:1;display:inline-grid}.info-button.tiny{flex:none;width:22px;height:22px;font-size:12px}.inline-info{cursor:help;align-items:center;gap:8px;display:inline-flex;position:relative}.tooltip-card{z-index:7;border:1px solid var(--line);border-radius:var(--radius);width:min(360px,100vw - 48px);color:var(--ink);box-shadow:var(--shadow);white-space:normal;background:#fff;padding:12px;display:none;position:absolute;top:calc(100% + 8px);left:0}.inline-info:hover .tooltip-card,.inline-info:focus-within .tooltip-card{display:block}.mini[disabled],.btn[disabled]{cursor:not-allowed;opacity:.52}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.field-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.field-label{color:#697991;text-transform:uppercase;gap:7px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:850;display:grid}.field{border:1px solid var(--line);border-radius:var(--radius);width:100%;min-height:42px;color:var(--ink);text-transform:none;background:#fff;padding:10px 12px;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:14px}textarea.field{resize:vertical;min-height:92px}.field-hint{color:var(--muted);text-transform:none;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:12px;font-weight:500;line-height:1.4}.field-error{color:var(--red);text-transform:none;font-family:Inter,ui-sans-serif,system-ui,sans-serif;font-size:12px;font-weight:650;line-height:1.4}.breadcrumb{color:#5d6d84;align-items:center;gap:8px;margin-bottom:10px;font-size:13px;display:inline-flex}.breadcrumb button{color:var(--blue);background:0 0;border:0;padding:0;font-weight:800}.tabs{border-bottom:1px solid var(--line);gap:6px;margin:6px 0 18px;display:flex;overflow-x:auto}.tabs button{color:#53647b;white-space:nowrap;background:0 0;border:0;border-bottom:3px solid #0000;padding:12px 14px;font-weight:850}.tabs button.active{color:var(--blue);border-bottom-color:var(--orange)}.line-list{gap:10px;display:grid}.line-row{border:1px solid var(--line);border-radius:var(--radius);background:#fff;justify-content:space-between;align-items:center;gap:12px;padding:13px;display:flex}.line-row.ok{background:var(--green-bg);border-color:#a7dfc7}.line-row.warn{background:var(--amber-bg);border-color:#ffd48b}.line-row.danger{background:var(--red-bg);border-color:#efb2ad}.supplier-avatar{border:1px solid var(--line);width:34px;height:34px;color:var(--blue);background:#fff;border-radius:50%;place-items:center;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:10px;font-weight:900;display:inline-grid;overflow:hidden;box-shadow:0 6px 15px #0739651f}.supplier-avatar img{object-fit:contain;width:100%;height:100%;padding:4px}.price-avatar-stack{align-items:center;min-width:34px;display:inline-flex}.price-avatar-stack .supplier-avatar{border:2px solid #fff}.price-avatar-stack .supplier-avatar+.supplier-avatar{margin-left:-13px}.price-avatar-stack .supplier-avatar.more{color:var(--blue);background:#f7fbff}.stepper{gap:8px;display:grid}.stepper button{border:1px solid var(--line);border-radius:var(--radius);text-align:left;color:var(--muted);background:#fff;grid-template-columns:34px 1fr;align-items:center;gap:10px;padding:12px;display:grid}.stepper button.active{color:var(--ink);box-shadow:inset 4px 0 0 var(--orange);background:#fff7ef;border-color:#ffbd7e}.step-number{width:30px;height:30px;color:var(--blue);background:#eef6ff;border-radius:50%;place-items:center;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;font-weight:900;display:grid}.qty-input{border:1px solid var(--line);border-radius:var(--radius);width:88px;min-height:34px;padding:7px 9px}.dropzone{border-radius:var(--radius);text-align:center;background:#f7fbff;border:2px dashed #94b6d8;place-items:center;min-height:170px;padding:26px;display:grid}.dropzone.dragover{border-color:var(--blue);background:#eaf5ff}.dropzone.ready{background:#fff9f0;border-color:#ffbd7e}.dropzone-copy{justify-items:center;gap:10px;max-width:720px;display:grid}.file-chip{border-radius:var(--radius);background:var(--amber-bg);max-width:100%;color:var(--amber);border:1px solid #ffd48b;align-items:center;gap:8px;padding:8px 10px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;font-weight:850;display:inline-flex}@keyframes results-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.results-in{animation:.24s ease-out results-in}.result-cell{white-space:nowrap;align-items:center;gap:8px;display:inline-flex}.alert-mark{color:#8a4a00;background:#ffdf9a;border-radius:50%;place-items:center;width:22px;height:22px;font-size:13px;font-weight:950;line-height:1;display:inline-grid;box-shadow:inset 0 0 0 1px #f1b756}.delta{white-space:nowrap;border-radius:999px;align-items:center;min-height:26px;padding:4px 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:900;display:inline-flex}.delta.up{color:var(--amber);background:var(--amber-bg)}.delta.flat{color:var(--green);background:var(--green-bg)}.empty{border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);text-align:center;background:#fbfdff;padding:20px}.empty strong{color:var(--ink);display:block}.empty .empty-action{justify-content:center;margin-top:12px;display:flex}.toast{z-index:5;border:1px solid var(--line);border-radius:var(--radius);max-width:min(420px,100vw - 44px);min-height:48px;color:var(--blue);box-shadow:var(--shadow);background:#fff;align-items:center;padding:12px 16px;font-weight:850;display:none;position:fixed;bottom:22px;right:22px}.toast.visible{display:flex}.toast-stack{z-index:5;justify-items:end;gap:10px;display:grid;position:fixed;bottom:22px;right:22px}.toast-stack .toast{animation:.24s ease-out results-in;display:flex;position:static}.toast.ok{color:var(--green);border-color:#a7dfc7}.toast.warn{color:var(--amber);border-color:#ffd48b}.toast.danger{color:var(--red);border-color:#efb2ad}.modal-layer{z-index:10;background:#071b3a5c;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.modal{border:1px solid var(--line);border-radius:var(--radius);background:#fff;width:min(760px,100%);max-height:min(860px,100vh - 48px);overflow:auto;box-shadow:0 28px 80px #071b3a47}.modal-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:14px;padding:18px 20px;display:flex}.modal-head h3{margin:0;font-size:22px}.modal-body{gap:16px;padding:20px;display:grid}.modal-foot{border-top:1px solid var(--line);background:#fbfdff;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;display:flex}.form-note{border:1px solid var(--line);border-radius:var(--radius);color:var(--muted);background:#f7fbff;padding:12px 14px;font-size:13px;line-height:1.45}.info-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.info-item{border:1px solid var(--line);border-radius:var(--radius);background:#fbfdff;padding:12px}.info-item strong{color:var(--navy);margin-top:5px;font-size:16px;display:block}.code-chip{letter-spacing:.02em;color:var(--blue);background:var(--soft);border:1px solid var(--line);white-space:nowrap;border-radius:6px;padding:2px 7px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11.5px;font-weight:700;display:inline-block}.code-chip.dim{color:var(--muted);font-weight:600}.code-stack{flex-direction:column;align-items:flex-start;gap:3px;display:inline-flex}.match-icon{border:1px solid var(--line);cursor:help;border-radius:999px;justify-content:center;align-items:center;width:24px;height:24px;font-size:12px;font-weight:800;display:inline-flex}.match-icon.ok{background:var(--green-bg);color:var(--green);border-color:#0f8a5f4d}.match-icon.warn{background:var(--amber-bg);color:var(--amber);border-color:#b46a004d}.match-icon.danger{background:var(--red-bg);color:var(--red);border-color:#b423184d}.match-icon.neutral{background:var(--soft);color:var(--muted)}.select-like{border:1px solid var(--line);border-radius:var(--radius);cursor:pointer;text-align:left;width:100%;min-height:34px;font:inherit;color:inherit;background:#fff;align-items:center;gap:8px;padding:4px 10px;display:inline-flex}.select-like:hover:not([disabled]){border-color:var(--blue)}.select-like[disabled]{cursor:not-allowed;opacity:.6}.select-like .caret{color:var(--muted);margin-left:auto;font-size:11px}.select-like .placeholder{color:var(--muted)}.source-row td{background:var(--soft);border-top:2px solid var(--line);padding:8px 10px}.source-row .source-head{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.source-row .kind-tag{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);background:#fff;border-radius:4px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:10px;font-weight:800}.source-row .source-actions{align-items:center;gap:6px;margin-left:auto;display:inline-flex}.source-meta-row td{background:#fbfdff;padding:10px 12px}.modal.wide{width:min(980px,100vw - 32px)}.modal.resizable{resize:both;min-width:420px;max-width:calc(100vw - 24px);min-height:280px;max-height:calc(100vh - 24px);overflow:auto}.line-row>span:first-child{min-width:0}.line-row strong{white-space:normal;overflow-wrap:anywhere}.project-summary{border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin-bottom:16px;overflow:hidden}.project-summary .hero-row{grid-template-columns:1.4fr repeat(4,minmax(150px,1fr));display:grid}.project-summary .summary-main{border-right:1px solid var(--line);background:linear-gradient(120deg,#fff6eb,#f7fbff);padding:18px}.project-summary h3{margin:0;font-size:24px}.summary-cell{border-right:1px solid var(--line);padding:16px}.summary-cell:last-child{border-right:0}.house-type-ref{align-items:flex-start;max-width:420px}.house-type-ref .tooltip-card{min-width:330px}.price-layout{grid-template-columns:minmax(0,1fr) minmax(360px,430px);align-items:start;gap:16px;display:grid}.price-comparison-panel{animation:.24s ease-out results-in}.price-option{border:0;border-bottom:1px solid var(--line);width:100%;min-height:72px;color:var(--ink);text-align:left;background:#fff;grid-template-columns:82px minmax(0,1fr);grid-template-areas:"rank title""rank metrics";align-items:center;gap:6px 12px;padding:13px 14px;display:grid}.price-option-metrics{text-align:left;grid-area:metrics;grid-template-columns:repeat(3,minmax(58px,auto));justify-content:start;align-items:center;gap:12px;display:grid}.price-option-metrics>span{min-width:0}.price-option:hover,.price-option.active{background:#ff8a1814}.price-option.active{box-shadow:inset 4px 0 0 var(--orange)}.price-option.footer{border-radius:var(--radius);background:linear-gradient(135deg,#ff8a1821,#00549414),#fff;border:1px solid #00549438;width:calc(100% - 28px);margin:14px}.price-option .rank{border:1px solid var(--line);width:26px;height:26px;color:var(--blue);background:#fff;border-radius:50%;place-items:center;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:900;display:inline-grid}.price-option .good{color:var(--green);font-weight:850}.price-option .warn{color:var(--amber);font-weight:850}.price-rank-stack{grid-area:rank;align-items:center;gap:8px;display:flex}.price-option-title{grid-area:title}.totals-ribbon{border:1px solid var(--line);border-radius:var(--radius);background:var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;display:grid;overflow:hidden}.totals-ribbon div{background:#fff;min-width:0;padding:12px}.totals-ribbon span{color:var(--muted);text-transform:uppercase;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:10px;font-weight:850;display:block}.totals-ribbon strong{color:var(--navy);overflow-wrap:anywhere;margin-top:7px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;line-height:1.15;display:block}.totals-ribbon strong.good{color:var(--green)}.totals-ribbon strong.warn{color:var(--amber)}.comparison-detail-table{min-width:640px}.setup-layout{grid-template-columns:250px 1fr;gap:16px;display:grid}.house-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;display:grid}.house-card,.supplier-card,.po-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:16px}.house-card.selected{border-color:var(--orange);box-shadow:inset 4px 0 0 var(--orange)}.house-title{justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:12px;display:flex}.card-actions{border-top:1px solid var(--line);justify-content:flex-end;align-items:center;gap:10px;margin-top:14px;padding-top:12px;display:flex}.house-title h4{margin:0;font-size:18px;line-height:1.18}.house-stats{grid-template-columns:repeat(2,1fr);gap:10px;margin:12px 0;display:grid}.house-stats div{border:1px solid var(--line);border-radius:var(--radius);background:#fbfdff;padding:10px}.house-stats strong{color:var(--navy);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:24px;display:block}.kit-tabs{flex-wrap:wrap;gap:8px;margin-bottom:14px;display:flex}.kit-tabs button{border:1px solid var(--line);color:#53647b;background:#fff;border-radius:999px;padding:8px 12px;font-weight:800}.kit-tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff}.invoice-upload-copy{justify-items:center;gap:10px;max-width:720px;display:grid}.invoice-upload-actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:4px;display:flex}.invoice-file-chip{border-radius:var(--radius);background:var(--amber-bg);max-width:100%;color:var(--amber);border:1px solid #ffd48b;align-items:center;gap:8px;padding:8px 10px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;font-weight:850;display:inline-flex}.invoice-summary-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.invoice-summary-card{border:1px solid var(--line);border-radius:var(--radius);background:#fbfdff;padding:12px}.invoice-summary-card.warn{background:var(--amber-bg);border-color:#ffd48b}.invoice-summary-card span{color:var(--muted);text-transform:uppercase;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:850;display:block}.invoice-summary-card strong{color:var(--navy);margin-top:6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:24px;display:block}.invoice-comparison-panel{animation:.24s ease-out results-in}.comparison-table{min-width:920px}.comparison-table tr.variance-row td{background:#fff8ea}.comparison-table tr.variance-row td:first-child{box-shadow:inset 4px 0 0 var(--orange)}@media (width<=1100px){.app{grid-template-columns:1fr}.sidebar{height:auto;position:static}.brand{min-height:76px}.nav{grid-template-columns:repeat(3,minmax(0,1fr))}.nav-section{grid-column:1/-1}.rail-note{display:none}.main-shell{grid-template-rows:auto 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