:root{--brand:#111;--on-brand:#fff;--accent:#bb2031;--on-accent:#fff;--accent-soft:#bb203114;--accent-band:#bb203147;--bg:#f4f4f5;--panel:#fff;--line:#e4e5e8;--text:#111;--muted:#6b7280;--danger:#b91c1c;--blue:#1d4ed8;--blue-bg:#dbeafe;--orange:#b45309;--orange-bg:#fef3c7;--red:#b91c1c;--red-bg:#fee2e2;--green:#047857;--green-bg:#d1fae5;--purple:#6d28d9;--purple-bg:#ede9fe;--muted-bg:#eef0f3;--radius:10px;--tap:44px}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{color:var(--text);background:var(--bg);-webkit-text-size-adjust:100%;font:16px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--accent);text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}h1{margin:0 0 12px;font-size:22px}h2{margin:0 0 10px;font-size:17px}h3{color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin:14px 0 6px;font-size:12px}p{margin:0 0 10px}.muted{color:var(--muted)}.small{font-size:13px}.num{font-variant-numeric:tabular-nums}.center{place-items:center;min-height:100vh;display:grid}.spacer{flex:1}.shell{flex-direction:column;min-height:100vh;display:flex}.brandbar{background:var(--brand);color:var(--on-brand);z-index:5;padding-top:env(safe-area-inset-top);position:sticky;top:0}.brandbar-inner{align-items:center;gap:12px;width:100%;max-width:1100px;margin:0 auto;padding:10px 16px;display:flex}.brand-home{color:inherit;align-items:center;min-height:36px;display:flex}.brand-home img{max-width:180px;max-height:36px;display:block}.brand-name{letter-spacing:.1em;text-transform:uppercase;font-size:17px;font-weight:900}.brandbar-link{color:var(--on-brand);opacity:.85;padding:8px 6px}.brandbar-link:hover{opacity:1}.avatar{background:#ffffff2e;border-radius:50%;place-items:center;width:32px;height:32px;font-size:13px;font-weight:700;display:inline-grid}.accent-rule{background:var(--accent);height:3px}.page{width:100%;max-width:1100px;padding:16px;padding-bottom:calc(24px + env(safe-area-inset-bottom));flex:1;margin:0 auto}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.card+.card{margin-top:12px}.card-head{align-items:center;gap:10px;margin-bottom:8px;display:flex}.card-head h2{margin:0}.row{align-items:center;gap:10px;display:flex}.wrap{flex-wrap:wrap}.stack{flex-direction:column;gap:10px;display:flex}.actions{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.actions.end{justify-content:flex-end}.toolbar{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px;display:flex}.kv{grid-template-columns:130px 1fr;gap:4px 10px;margin:0;font-size:14px;display:grid}.kv dt{color:var(--muted)}.kv 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12px;font-size:14px}.btn.block{width:100%}.btn:disabled{opacity:.5;cursor:default;filter:none}.field{color:var(--muted);flex-direction:column;gap:4px;font-size:14px;display:flex}.field>span{font-weight:600}.field.invalid>span{color:var(--danger)}input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],select,textarea{width:100%;min-height:var(--tap);border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;padding:8px 12px}textarea{resize:vertical;min-height:72px}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-band);outline-offset:1px;border-color:var(--accent)}.field.invalid input,.field.invalid select{border-color:var(--danger)}.segmented{background:var(--muted-bg);border-radius:9px;gap:2px;padding:3px;display:flex}.segmented button{cursor:pointer;min-height:38px;color:var(--muted);background:0 0;border:none;border-radius:7px;flex:1;font-weight:600}.segmented button.active{background:var(--panel);color:var(--text);box-shadow:0 1px 2px #0000001f}.switch{cursor:pointer;align-items:center;gap:8px;font-size:14px;display:inline-flex}.switch input{appearance:none;background:#d1d5db;border-radius:13px;width:44px;height:26px;margin:0;transition:background .15s;position:relative}.switch input:after{content:"";background:#fff;border-radius:50%;width:20px;height:20px;transition:left .15s;position:absolute;top:3px;left:3px;box-shadow:0 1px 2px #0003}.switch input:checked{background:var(--accent)}.switch input:checked:after{left:21px}.stepper{border:1px solid var(--line);border-radius:8px;align-items:center;display:inline-flex;overflow:hidden}.stepper button{width:var(--tap);height:var(--tap);background:var(--panel);cursor:pointer;border:none;font-size:20px}.stepper button:disabled{color:#ccc}.stepper span{text-align:center;min-width:40px;font-weight:600}.badge{white-space:nowrap;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:700;display:inline-block}.badge.blue{background:var(--blue-bg);color:var(--blue)}.badge.orange{background:var(--orange-bg);color:var(--orange)}.badge.red{background:var(--red-bg);color:var(--red)}.badge.green{background:var(--green-bg);color:var(--green)}.badge.purple{background:var(--purple-bg);color:var(--purple)}.badge.muted{background:var(--muted-bg);color:var(--muted)}.error{color:var(--danger);background:#fff1ef;border:1px solid #f1c2bd;border-radius:8px;margin:8px 0;padding:8px 12px;font-size:14px}.warn{color:var(--orange);font-size:13px}.note{color:var(--muted);font-size:13px}.spinner{align-items:center;gap:8px;display:inline-flex}.spinner .dot{border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.list{flex-direction:column;gap:8px;display:flex}.quote-row{color:inherit;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;display:block}.quote-row:hover{border-color:#cfd1d6}.quote-row .title{justify-content:space-between;gap:10px;font-weight:700;display:flex}.quote-row .meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:10px;margin-top:4px;font-size:13px;display:flex}.empty{text-align:center;color:var(--muted);padding:40px 12px}.area-card{border-top:1px solid var(--line);grid-template-columns:96px 1fr auto;align-items:start;gap:12px;padding:10px 0;display:grid}.area-card:first-of-type{border-top:none}.area-card .thumb{background:var(--muted-bg);border-radius:8px;width:96px;height:80px;overflow:hidden}.area-card .name{font-weight:700}.area-card .price{text-align:right;font-weight:700}.area-card .price small{color:var(--muted);font-size:12px;font-weight:400;display:block}.area-card.tappable{cursor:pointer}.breakdown{border-collapse:collapse;width:100%}.breakdown td{padding:5px 0}.breakdown td:last-child{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.breakdown tr.strong td{font-weight:700}.breakdown tr.total td{border-top:2px solid var(--text);padding-top:8px;font-size:18px;font-weight:800}.breakdown tr.sep td{border-top:1px solid var(--line)}.editor{gap:14px;display:grid}@media (width>=900px){.editor{grid-template-columns:420px 1fr;align-items:start}.editor .side{position:sticky;top:72px}}.diagram{background:var(--muted-bg);touch-action:manipulation;border-radius:12px;width:100%;display:block}.diagram-empty{aspect-ratio:4/3;background:var(--muted-bg);color:var(--muted);border-radius:12px;place-items:center;font-size:14px;display:grid}.stats{flex-wrap:wrap;gap:16px;display:flex}.stat .label{color:var(--muted);font-size:12px}.stat .value{font-variant-numeric:tabular-nums;font-weight:600}.cut{background:var(--accent-soft);border-radius:8px;margin-top:8px;padding:8px 10px}.measure{align-items:center;gap:8px;display:flex}.measure input{text-align:right;width:76px}.measure select{width:auto;min-width:84px}.measure .unit{color:var(--muted);font-size:13px}.products{gap:10px;display:grid}.shape-grid{grid-template-columns:repeat(3,1fr);gap:6px;display:grid}.shape-grid button{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:8px;min-height:40px;padding:4px;font-size:13px}.shape-grid button.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent);font-weight:700}.photos{flex-wrap:wrap;gap:8px;display:flex}.photos .ph{border:1px solid var(--line);background:var(--muted-bg);border-radius:8px;width:108px;height:84px;position:relative;overflow:hidden}.photos .ph img{object-fit:cover;cursor:zoom-in;width:100%;height:100%;display:block}.photos .ph .x{color:#fff;cursor:pointer;background:#0009;border:none;border-radius:50%;width:26px;height:26px;font-size:14px;line-height:1;position:absolute;top:4px;right:4px}.photos .add{width:108px;height:84px;color:var(--muted);cursor:pointer;background:var(--panel);border:1px dashed #c4c7cd;border-radius:8px;place-items:center;font-size:13px;display:grid}.photos .add input{display:none}.lightbox{z-index:30;cursor:zoom-out;background:#000000d9;place-items:center;display:grid;position:fixed;inset:0}.lightbox img{max-width:96vw;max-height:96vh}.sheet-bg{z-index:20;background:#0006;place-items:end center;display:grid;position:fixed;inset:0}.sheet{background:var(--panel);padding:18px 18px calc(18px + env(safe-area-inset-bottom));border-radius:14px 14px 0 0;flex-direction:column;gap:10px;width:100%;max-width:560px;display:flex}@media (width>=700px){.sheet-bg{place-items:center}.sheet{border-radius:14px;width:480px}}.signin{background:var(--brand);min-height:100vh;color:var(--on-brand);place-items:center;padding:24px 16px;display:grid}.signin-inner{flex-direction:column;align-items:stretch;gap:22px;width:100%;max-width:380px;display:flex}.signin-brand{text-align:center;flex-direction:column;align-items:center;gap:8px;display:flex}.signin-brand img{max-width:220px;max-height:90px}.signin-brand .name{letter-spacing:.12em;text-transform:uppercase;font-size:26px;font-weight:900}.signin-brand .rule{background:var(--accent);width:64px;height:4px}.signin-brand .sub{opacity:.8}.signin form,.signin .panel{background:#ffffff14;border-radius:14px;flex-direction:column;gap:12px;padding:18px;display:flex}.signin input{color:#111;background:#fff;border-color:#0000}.signin .links{justify-content:space-between;font-size:14px;display:flex}.signin .links button{color:var(--on-brand);opacity:.85;cursor:pointer;background:0 0;border:none;padding:6px 0}.signin .error{color:#ffb4b4;background:#ffffff1f;border-color:#0000}.swatch{vertical-align:-1px;border:1px solid #0003;border-radius:3px;width:12px;height:12px;margin-right:4px;display:inline-block}.color-grid{flex-wrap:wrap;gap:8px;display:flex}.color-grid button{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:8px;align-items:center;gap:8px;min-height:40px;padding:4px 12px 4px 6px;display:flex}.color-grid button.active{border-color:var(--accent);background:var(--accent-soft);font-weight:700}.color-grid .chip{border:1px solid #0003;border-radius:6px;width:26px;height:26px}body.printing{background:#fff}.print{color:#111;max-width:800px;margin:0 auto;padding:24px 20px;font-size:13px}.print-tools{align-items:center;gap:12px;margin-bottom:20px;display:flex}.print-head{border-bottom:3px solid;justify-content:space-between;gap:20px;margin-bottom:18px;padding-bottom:14px;display:flex}.print-logo{max-width:220px;max-height:56px;margin-bottom:6px;display:block}.print-company{letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px;font-size:22px;font-weight:900}.print-title{text-align:right;margin-bottom:6px;font-size:22px;font-weight:800}.print-meta table td{text-align:right;padding:1px 0 1px 14px}.print-meta table td:first-child{color:#666}.print-cols{gap:40px;margin-bottom:8px;display:flex}.print h3{margin:18px 0 6px}.print-area{break-inside:avoid;border-top:1px solid #e4e5e8;gap:16px;padding:10px 0;display:flex}.print-diagram{flex:none;width:240px}.print-diagram .diagram{background:#f6f6f7}.print-kv{border-collapse:collapse;margin-top:4px}.print-kv td{vertical-align:top;padding:2px 10px 2px 0}.print-kv td:first-child{color:#666;white-space:nowrap}.print-breakdown{max-width:480px;margin-left:auto}.print-foot{border-top:1px solid #e4e5e8;margin-top:24px;padding-top:8px}@media print{.no-print{display:none!important}body,html{background:#fff}.print{max-width:none;padding:0}@page{margin:.6in}}