:root{--bg: #f6f7f9;--surface: #ffffff;--border: #e3e6ea;--text: #1a1d21;--muted: #6b7280;--accent: #2f6f5e;--accent-soft: #e8f2ef;--danger: #b4232a;--danger-soft: #fdeaea;--warn: #8a6100;--warn-soft: #fdf3e0;--ok: #1f6d3f;--ok-soft: #e7f4ec;--info-soft: #eaf0f8;--radius: 8px;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}a{color:var(--accent)}.app{min-height:100vh;display:flex;flex-direction:column}header.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 20px;display:flex;align-items:center;gap:16px;height:56px;flex-wrap:wrap}.topbar .brand{font-weight:600;letter-spacing:-.01em}.topbar nav{display:flex;gap:4px;margin-left:12px}.topbar nav a{padding:6px 10px;border-radius:6px;text-decoration:none;color:var(--muted);font-weight:500}.topbar nav a.active{background:var(--accent-soft);color:var(--accent)}.topbar .spacer{flex:1}main{padding:24px 20px 64px;max-width:1200px;width:100%;margin:0 auto}h1{font-size:20px;margin:0 0 4px}h2{font-size:16px;margin:24px 0 10px}.subtitle{color:var(--muted);margin:0 0 20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}.card h2:first-child{margin-top:0}.grid{display:grid;gap:12px}.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid.cols-4{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px}.stat .value{font-size:24px;font-weight:600}.stat .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}label{display:block;font-weight:500;margin-bottom:4px}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font:inherit;background:var(--surface);color:inherit}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}.field{margin-bottom:14px}.hint{color:var(--muted);font-size:12px;margin-top:4px}button{font:inherit;font-weight:500;padding:8px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface);cursor:pointer}button:hover:not(:disabled){border-color:var(--muted)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.danger{background:var(--danger);border-color:var(--danger);color:#fff}.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border)}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}tbody tr:hover{background:var(--bg)}.table-wrap{overflow-x:auto}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}code,.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:500;white-space:nowrap}.badge.ok{background:var(--ok-soft);color:var(--ok)}.badge.bad{background:var(--danger-soft);color:var(--danger)}.badge.warn{background:var(--warn-soft);color:var(--warn)}.badge.info{background:var(--info-soft);color:#274b7d}.badge.muted{background:var(--bg);color:var(--muted)}.banner{padding:12px 14px;border-radius:var(--radius);margin-bottom:16px;border:1px solid transparent}.banner.error{background:var(--danger-soft);color:var(--danger);border-color:#f2c6c6}.banner.warn{background:var(--warn-soft);color:var(--warn);border-color:#eedcb0}.banner.ok{background:var(--ok-soft);color:var(--ok);border-color:#c3e2ce}.banner.info{background:var(--info-soft);color:#274b7d;border-color:#cfdcef}.banner strong{display:block;margin-bottom:2px}.muted{color:var(--muted)}.empty{text-align:center;padding:40px 20px;color:var(--muted)}.center-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.center-page .card{max-width:420px;width:100%;margin:0}.steps{list-style:none;padding:0;margin:0}.steps li{display:flex;gap:10px;padding:9px 0;border-bottom:1px solid var(--border)}.steps li:last-child{border-bottom:none}.steps .mark{width:18px;flex-shrink:0;font-weight:700}.steps .done .mark{color:var(--ok)}.steps .todo .mark{color:var(--muted)}.row-split{display:flex;gap:20px;flex-wrap:wrap}.row-split>*{flex:1;min-width:260px}.notes{list-style:none;margin:6px 0 0;padding:0;font-size:13px}.notes li{padding:2px 0 2px 16px;position:relative;color:var(--muted)}.notes li:before{content:"✓";position:absolute;left:0;color:var(--ok)}.notes li.warning{color:var(--warn)}.notes li.warning:before{content:"!";color:var(--warn);font-weight:700}.notes li.error{color:var(--danger)}.notes li.error:before{content:"×";color:var(--danger);font-weight:700}details>summary{cursor:pointer;color:var(--accent);font-weight:500}details[open]>summary{margin-bottom:8px}.subtable{width:100%;margin-top:6px;font-size:13px}.subtable th,.subtable td{padding:5px 8px}.inline-confirm{background:var(--warn-soft);border:1px solid #eedcb0;border-radius:var(--radius);padding:12px 14px;margin-top:12px}.check-row{background:var(--warn-soft)}.form-grid{display:grid;gap:10px 14px;grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}.form-grid .field{margin-bottom:0}.line-editor{border:1px solid var(--border);border-radius:var(--radius);padding:12px;margin-bottom:10px}.line-editor h3{font-size:13px;margin:0 0 8px;color:var(--muted)}.scenario-list li{align-items:flex-start}.scenario-list .detail{flex:1}.mode-switch{display:flex;gap:12px;align-items:center;flex-wrap:wrap}@media(max-width:640px){header.topbar{height:auto;padding-block:8px}.topbar nav{margin-left:0;flex-wrap:wrap}}button.linkish{border:none;background:none;padding:0;color:var(--accent);text-decoration:underline;font-weight:500}h1 .badge,h2 .badge{vertical-align:middle;margin-left:6px}.suggestions{position:absolute;z-index:5;left:0;right:0;top:100%;margin:2px 0 0;padding:4px;list-style:none;background:var(--surface);border:1px solid var(--border);border-radius:6px;box-shadow:0 4px 14px #00000014}.suggestions button{width:100%;text-align:left;border:none;background:none;padding:6px 8px}.suggestions button:hover{background:var(--bg)}.line-total{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-top:8px;font-size:13px;color:var(--muted)}.line-total strong{color:var(--text);margin-left:4px}.totals{margin-top:14px;margin-left:auto;max-width:320px}.totals div{display:flex;justify-content:space-between;padding:3px 0}.totals .grand{border-top:1px solid var(--border);margin-top:4px;padding-top:6px;font-size:15px}.product-form h3{margin-top:0}.form-subhead{margin:18px 0 8px;font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.auto{color:var(--ok);font-size:12px;margin-top:4px}.auto:before{content:"✓ "}.hs-chosen{padding:8px 10px;border:1px solid var(--accent);border-radius:6px;background:var(--accent-soft)}.choice-list{list-style:none;margin:6px 0 0;padding:0;max-height:280px;overflow-y:auto}.choice-list button{width:100%;text-align:left;font-weight:400;padding:6px 10px;border-color:transparent;background:none}.choice-list button:hover:not(:disabled){background:var(--bg);border-color:var(--border)}.choice-list button.on{border-color:var(--accent);background:var(--accent-soft)}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{padding:5px 12px;border-radius:999px;font-weight:500}.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}label.check{display:flex;gap:8px;align-items:center;margin:12px 0;font-weight:400}label.check input{width:auto}dialog.modal{border:none;border-radius:var(--radius);padding:20px;width:min(640px,calc(100vw - 32px));max-height:calc(100vh - 32px);overflow-y:auto;background:var(--surface);color:var(--text);box-shadow:0 12px 40px #00000038}dialog.modal::backdrop{background:#14181c73}dialog.modal .product-form{border:none;padding:0;margin:0}dialog.modal .product-form h3{font-size:18px;color:var(--text);margin:0 32px 14px 0}.modal-close{position:absolute;top:10px;right:10px;border:none;background:none;font-size:22px;line-height:1;padding:4px 8px;color:var(--muted)}.modal-close:hover:not(:disabled){color:var(--text)}