:root{--ink:#152f40;--muted:#627280;--line:#dbe3e8;--bg:#f2f5f7;--paper:#fff;--navy:#132c3b;--teal:#087f86;--teal-soft:#e4f4f3;--amber:#865709;--amber-soft:#fff5dc;--red:#af3434;--red-soft:#fff0ee;--shadow:0 8px 28px #132c3b09;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Yu Gothic",sans-serif;color:var(--ink);font-size:16px;background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:9px;min-height:42px;padding:9px 14px;font-weight:600}button:hover{border-color:var(--teal);background:#f5fbfb}button:disabled{opacity:.5;cursor:default}a{color:var(--teal);text-underline-offset:3px}input,select,textarea{width:100%;border:1px solid #bdcbd4;border-radius:8px;min-height:44px;padding:10px 12px;background:#fff;color:var(--ink);font-weight:400}input[type=checkbox]{width:19px;min-height:19px;height:19px;accent-color:var(--teal)}textarea{resize:vertical;min-height:86px}label{font-size:14px;font-weight:600;display:grid;gap:7px}label small{font-weight:400;color:var(--muted)}:focus-visible{outline:3px solid #39aeb4;outline-offset:3px}h1,h2,h3,p{margin:0}h1{font-size:30px;letter-spacing:-.6px;line-height:1.4}h2{font-size:20px;line-height:1.5}h3{font-size:17px}p{line-height:1.7}.muted{color:var(--muted);font-size:14px;line-height:1.7}.eyebrow{color:var(--teal);font-size:13px;letter-spacing:1.5px;font-weight:700;margin-bottom:9px}.primary{background:var(--teal);color:#fff;border-color:var(--teal)}.primary:hover{background:#086f75;color:#fff}.quiet{background:transparent}.danger{color:var(--red)}.topbar{height:78px;padding:14px max(24px,calc((100vw - 1500px)/2));display:flex;align-items:center;gap:18px;background:var(--navy);color:#fff;position:sticky;top:0;z-index:20}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:#fff;font-size:21px;font-weight:700}.brand small{display:block;font-size:12px;font-weight:400;letter-spacing:.5px;color:#b6d1dc;margin-top:3px}.brand-icon{color:#77d2d2;font-size:35px}.topbar #saveState{font-size:13px;margin-left:auto;color:#bad1dc}.topbar button{color:#fff;border-color:#5b737e}.layout{max-width:1500px;margin:auto;display:grid;grid-template-columns:235px minmax(0,1fr)}.sidebar{padding:28px 18px;position:sticky;top:78px;height:calc(100dvh - 174px);display:flex;flex-direction:column;border-right:1px solid var(--line)}.sidebar nav{display:grid;gap:8px}.sidebar nav button{background:transparent;border:0;text-align:left;display:flex;align-items:center;gap:11px;padding:15px 12px;font-size:15px}.sidebar nav button span{font-size:12px;color:#8da0ac}.sidebar nav button[aria-selected=true]{background:var(--paper);box-shadow:var(--shadow);color:var(--teal)}.sidebar nav b{margin-left:auto;background:#e7edef;border-radius:5px;padding:1px 6px;font-size:12px}.side-bottom{margin-top:auto;display:grid;gap:15px;padding:15px 10px;font-size:14px}main{padding:36px 38px 140px;min-width:0;max-width:1260px}.heading{display:flex;gap:20px;justify-content:space-between;align-items:flex-start;margin-bottom:26px}.heading p{margin-top:9px;color:var(--muted);max-width:700px}.actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.card{padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);margin-bottom:20px}.card-title{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:19px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.full{grid-column:1/-1}.check{display:flex;align-items:center;gap:9px;line-height:1.6}.check input{flex-shrink:0}.section-label{display:flex;justify-content:space-between;align-items:center;margin:28px 0 16px}.candidates{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.candidate{background:white;border:1px solid var(--line);border-radius:12px;padding:22px;display:flex;flex-direction:column;gap:14px}.candidate.preferred{border-top:4px solid var(--teal);padding-top:19px}.candidate button{margin-top:auto;align-self:flex-start}.candidate ul,.notice ul{padding-left:20px;margin:0;line-height:1.8;font-size:14px}.chip{display:inline-flex;align-items:center;border-radius:5px;padding:4px 8px;font-size:12px;line-height:1.4;font-weight:600;background:#eef2f5;color:var(--muted)}.chip.teal{background:var(--teal-soft);color:#096b71}.chip.amber{background:var(--amber-soft);color:var(--amber)}.chip.red{background:var(--red-soft);color:var(--red)}.notice{padding:15px 18px;border-radius:9px;background:var(--amber-soft);color:var(--amber);font-size:14px;line-height:1.8;margin:16px 0}.notice.info{background:#edf4f8;color:#325768}.notice.bad{background:var(--red-soft);color:var(--red)}.empty{padding:38px 24px;text-align:center;border:1px dashed #b7c8d2;border-radius:14px;background:#fff}.empty p{margin:10px auto 18px;max-width:480px;color:var(--muted)}details{border-top:1px solid var(--line);margin-top:18px;padding-top:16px}summary{cursor:pointer;font-size:14px;font-weight:700;padding:4px 0}.detail-body{padding-top:20px}.zone-head{display:flex;gap:12px;align-items:center;margin-bottom:20px}.zone-no{background:var(--navy);color:#fff;padding:9px 12px;border-radius:8px;font-variant-numeric:tabular-nums}.zone-head h2{flex:1;min-width:0}.zone-head .icon-btn{font-size:14px;min-height:36px;padding:6px 10px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:20px 0}.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.stat strong{display:block;font-size:26px;letter-spacing:-.5px;font-variant-numeric:tabular-nums;margin:8px 0 3px}.stat small{color:var(--muted);font-size:12px}.stat .muted{font-size:13px}.table-wrap{overflow:auto;max-width:100%;margin:16px 0}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;font-weight:600;color:var(--muted);padding:12px;border-bottom:2px solid var(--line);white-space:nowrap}td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.6}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}td small{display:block;font-size:12px;color:var(--muted)}td input,td select{min-width:82px;min-height:38px;padding:7px 8px}td input[type=checkbox]{min-width:19px;min-height:19px}.recipe-table{min-width:680px}.recipe-table .part-select{min-width:220px}.source{font-size:12px;color:var(--muted);overflow-wrap:anywhere;margin-top:10px}.dock{position:fixed;bottom:0;left:0;right:0;background:#ffffffed;backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:16px max(24px,calc((100vw - 1280px)/2)) max(16px,env(safe-area-inset-bottom));display:flex;align-items:center;gap:20px;justify-content:space-between;z-index:25}.dock strong{font-size:15px}.dock small{display:block;font-size:12px;color:var(--muted);margin-top:5px}.dock button{min-height:48px;padding:12px 23px}.layout-preview{background:#f5f9fb;border:1px solid var(--line);border-radius:10px;margin:16px 0;padding:16px;overflow:auto}.layout-preview svg{width:100%;height:180px;min-width:260px}.filters{display:flex;gap:12px;margin:18px 0}.filters input{flex:1}.filters select{width:200px}dialog{border:0;border-radius:15px;max-width:min(1200px,96vw);width:1100px;max-height:92dvh;padding:0;box-shadow:0 24px 80px #0003}dialog::backdrop{background:#142e41aa}.dialog-header{position:sticky;top:0;z-index:3;background:white;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;border-bottom:1px solid var(--line)}#pdfContent,#materialForm{padding:24px}.pdf-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px}.pdf-stage{overflow:auto;max-height:65dvh;background:#dfe6eb;position:relative}.pdf-stage canvas{display:block;max-width:none;touch-action:manipulation}.pdf-candidates{max-height:44dvh;overflow:auto;display:grid;gap:7px;align-content:start}.pdf-candidates button{text-align:left;font-size:14px;display:flex;justify-content:space-between;gap:8px}.pdf-candidates button[aria-pressed=true]{background:var(--teal-soft);border-color:var(--teal)}.pdf-toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:15px}.pdf-toolbar input{width:auto}.pdf-toolbar select{width:150px}.project-row{display:flex;align-items:center;gap:15px;padding:16px 0;border-bottom:1px solid var(--line)}.project-row div{flex:1}.project-row small{display:block;color:var(--muted);margin-top:5px}#toast{position:fixed;bottom:106px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;border-radius:9px;padding:13px 20px;box-shadow:var(--shadow);z-index:100;max-width:90vw;line-height:1.5}button.link{border:0;padding:0;background:none;min-height:30px;color:var(--teal)}[hidden]{display:none!important}
@media(max-width:1100px){main{padding:28px 24px 135px}.layout{grid-template-columns:200px minmax(0,1fr)}.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.pdf-layout{grid-template-columns:minmax(0,1fr) 260px}}
@media(max-width:760px){.topbar{height:68px;padding:10px 16px;gap:10px}.brand{font-size:17px;gap:7px}.brand-icon{font-size:29px}.brand small{font-size:12px}.topbar #saveState{font-size:12px}.topbar button{min-height:38px;padding:7px 10px}.layout{display:block}.sidebar{position:sticky;top:68px;height:auto;padding:6px;background:var(--bg);z-index:15;border:0;border-bottom:1px solid var(--line)}.sidebar nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2px}.sidebar nav button{display:grid;gap:3px;padding:8px 2px;text-align:center;font-size:12px;justify-items:center}.sidebar nav button span{font-size:11px}.sidebar nav b,.side-bottom{display:none}main{padding:24px 15px 140px}.heading{display:block;margin-bottom:22px}.heading .actions{margin-top:16px}h1{font-size:25px}h2{font-size:18px}.card{padding:19px 16px;border-radius:11px}.grid,.grid.two,.grid.four{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px 12px}.candidates{grid-template-columns:1fr}.candidate{padding:19px}.dock{padding:12px 16px max(12px,env(safe-area-inset-bottom));gap:10px}.dock button{font-size:14px;padding:11px 14px}.dock strong{font-size:13px}.dock small{font-size:12px;max-width:150px}.stats{gap:10px}.stat{padding:14px}.stat strong{font-size:24px}.filters{flex-wrap:wrap}.filters select{width:100%}.zone-head{flex-wrap:wrap}.zone-head h2{font-size:17px}.pdf-layout{grid-template-columns:1fr}.pdf-stage{max-height:48dvh}.pdf-candidates{max-height:25dvh;grid-template-columns:repeat(2,minmax(0,1fr))}.dialog-header{padding:14px 16px}#pdfContent,#materialForm{padding:16px}.project-row{flex-wrap:wrap}.project-row div{min-width:160px}}
@media(max-width:370px){.grid,.grid.two,.grid.four{grid-template-columns:1fr}.topbar #saveState{max-width:70px}.dock{gap:6px}.dock button{font-size:13px;padding:10px}.sidebar nav button{font-size:11px}}
.topbar .manual-link{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 12px;border:1px solid #5b737e;border-radius:9px;color:#fff;font-size:14px;font-weight:600;line-height:1.2;text-decoration:none;white-space:nowrap;flex-shrink:0}
.topbar .manual-link:hover{background:#264451}
@media(max-width:760px){.topbar{display:grid;grid-template-columns:minmax(0,1fr) auto auto;grid-template-rows:36px 14px;gap:2px 6px;padding:8px 12px}.topbar .brand{grid-column:1;grid-row:1/3}.topbar #saveState{grid-column:2/4;grid-row:2;margin:0;max-width:none;justify-self:end;line-height:14px;white-space:nowrap}.topbar .manual-link{grid-column:2;grid-row:1;min-height:36px;padding:6px}.topbar #saveProject{grid-column:3;grid-row:1;min-height:36px;padding:6px;line-height:1.2}}
.topbar{height:auto;flex-wrap:wrap;gap:10px 18px}
.topbar .page-switch{flex-basis:100%;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.topbar .page-switch-link{display:inline-flex;align-items:center;min-height:44px;padding:8px 14px;border:1px solid #5b737e;border-radius:9px;color:#fff;text-decoration:none;font-size:14px;font-weight:600}
.topbar .page-switch-link:hover,.topbar #saveProject:hover{background:#264451;color:#fff}
.topbar .page-switch span{font-size:14px;color:#b6d1dc}
.sidebar{top:var(--app-header-height,140px);height:calc(100dvh - var(--app-header-height,140px) - 96px)}
.storage-copy{font-size:14px;line-height:1.8;margin:12px 0 20px}
.storage-steps{padding-left:22px;font-size:14px;line-height:1.8;margin:18px 0}.storage-steps li+li{margin-top:10px}
@media(max-width:760px){.topbar{grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto auto auto;gap:8px 10px;padding:10px 12px}.topbar .brand{grid-column:1;grid-row:1}.topbar .manual-link{grid-column:2;grid-row:1;min-height:44px}.topbar #saveProject{grid-column:1;grid-row:2;justify-self:start;min-height:44px;padding:8px 12px;font-size:14px}.topbar #saveState{grid-column:2;grid-row:2;font-size:12px;line-height:1.5;white-space:normal;text-align:right;max-width:145px}.topbar .page-switch{grid-column:1/-1;grid-row:3}.topbar .page-switch span{display:none}.sidebar{height:auto;top:var(--app-header-height,168px)}}
@media print{@page{size:A4;margin:12mm}.topbar,.sidebar,.dock,.actions,button,dialog,#toast,#screen-site,#screen-zones,#screen-materials,#screen-projects{display:none!important}body{background:#fff;color:#000}.layout{display:block}main{padding:0;max-width:none}#screen-results[hidden]{display:block!important}.card,.stat{box-shadow:none;break-inside:avoid}table{font-size:10px}td,th{padding:5px}.stats{grid-template-columns:repeat(4,1fr)}.table-wrap{overflow:visible}.notice{border:1px solid #ccc;background:none}a{color:#000}.heading{margin-bottom:12px}}

.print-only{display:none}
@media print{
 #screen-results .print-only{display:block}
 #screen-results .screen-result-table,#screen-results .screen-basis{display:none}
 #screen-results table{min-width:0!important;width:100%;font-size:10px}
 #screen-results th,#screen-results td{padding:5px;white-space:normal;overflow-wrap:normal;word-break:normal}
 #screen-results td small{font-size:inherit;line-height:1.4;margin-top:3px}
 #screen-results .print-number,#screen-results .print-unit{white-space:nowrap;overflow-wrap:normal;word-break:normal}
 #screen-results .print-material-tables table{table-layout:fixed;margin:8px 0}
 #screen-results .print-material-item,#screen-results .print-basis-item{display:block;page-break-inside:avoid;break-inside:avoid;border-bottom:1px solid var(--line);padding:12px 0;margin:8px 0}
 #screen-results .print-material-item h3{font-size:13px}
 #screen-results .print-material-description{font-size:10px;line-height:1.4;margin:4px 0 8px;overflow-wrap:anywhere}
 #screen-results .print-basis-zone{display:block;page-break-inside:auto;break-inside:auto;margin-top:18px}
 #screen-results .print-basis-zone h3{font-size:13px;overflow-wrap:anywhere}
 #screen-results .print-basis-item p{font-size:11px;line-height:1.5;overflow-wrap:anywhere}
 #screen-results .print-basis-amount{white-space:nowrap;margin-left:12px}
 #screen-results .print-basis-formula{margin-top:4px}
 #screen-results .card{break-inside:auto;padding:16px}
 #screen-results tr,#screen-results .stats{page-break-inside:avoid;break-inside:avoid-page}
 #screen-results thead{display:table-header-group}
 #screen-results .table-wrap{overflow:visible}
 #screen-results h2,#screen-results h3,#screen-results summary{page-break-after:avoid;break-after:avoid-page}
}

/* Fast entry and material editing for narrow screens. */
.start-card{border-top:4px solid var(--teal)}.start-card h2{margin:4px 0 8px}.start-card .actions{margin-top:18px}.start-link{display:inline-flex;align-items:center;min-height:44px;padding:9px 14px;border:1px solid var(--line);border-radius:9px;text-decoration:none;font-weight:600}
.system-note{padding:18px 24px 0}#systemChoices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:24px}.system-choice{text-align:left;display:grid;gap:8px;padding:18px;align-content:start}.system-choice span{font-weight:400;font-size:14px;line-height:1.6;color:var(--muted)}
.issue-filters{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 10px}.issue-filters button{min-height:44px;font-size:14px}.issue-filters button[aria-pressed=true]{background:var(--teal-soft);border-color:var(--teal);color:#096b71}.material-context{margin-bottom:16px}.materials-table{min-width:980px}.material-name{min-width:180px}.material-source{max-width:240px;overflow-wrap:anywhere}.mobile-label{display:none}.stat-link{display:block;margin-top:8px;padding:8px 0;min-height:44px;font-size:13px;background:transparent;color:var(--teal);text-align:left;border:0}
@media screen and (max-width:760px){
 .start-card .actions{display:grid}.start-card .actions>*{width:100%;justify-content:center;text-align:center}
 #systemChoices{grid-template-columns:1fr;padding:16px}.system-note{padding:16px 16px 0}
 .materials-panel{padding:0;border:0;background:transparent;overflow:visible;box-shadow:none}
 .materials-table,.materials-table tbody{display:block;min-width:0;width:100%}
 .materials-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
 .materials-table tr{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:14px}
 .materials-table td{display:block;min-width:0;padding:0;border:0;overflow-wrap:anywhere}
 .materials-table .material-name,.materials-table .material-source,.materials-table .material-unit,.materials-table .material-edit{grid-column:1/-1;max-width:none}
 .materials-table .material-source small{margin-top:5px}.materials-table .material-name strong{font-size:17px}.materials-table .material-unit{display:flex;gap:10px;font-size:13px}
 .materials-table .mobile-label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px;font-weight:600}
 .materials-table input{min-width:0;width:100%;min-height:46px;font-size:16px;padding:10px}
 .material-edit button{width:100%;min-height:44px}.stat strong{overflow-wrap:anywhere}
}

.results-table{min-width:1000px}
@media screen and (max-width:760px){.results-table,.results-table tbody{display:block;min-width:0;width:100%}.results-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.results-table tr{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:16px 0;border-bottom:1px solid var(--line)}.results-table td{display:block;padding:0;border:0;min-width:0;white-space:normal;overflow-wrap:anywhere}.results-table .result-material{grid-column:1/-1;font-weight:600}.results-table .result-unit{grid-column:1/-1;display:flex;gap:10px;font-size:13px}.results-table .mobile-label{display:block;font-weight:400;color:var(--muted);font-size:12px;margin-bottom:2px}.results-table td.num{text-align:left;font-size:16px}}

/* Give the zone name its own mobile row beside its number. */
@media screen and (max-width:760px){.zone-head .zone-no{flex:0 0 auto}.zone-head h2{flex:1 0 calc(100% - 60px);overflow-wrap:anywhere}}

.zone{scroll-margin-top:calc(var(--app-header-height,78px) + 20px)}
@media screen and (max-width:760px){.zone{scroll-margin-top:calc(var(--app-header-height,168px) + var(--app-tabs-height,72px) + 20px)}}

/* Keep the app header below the iPhone status bar and display cutout. */
@media screen{.topbar{padding-top:calc(14px + env(safe-area-inset-top,0px))}}
@media screen and (max-width:760px){.topbar{padding-top:calc(10px + env(safe-area-inset-top,0px))}}

/* Reserve room for either landscape cutout and let short screens scroll past the header. */
@media screen{
 .topbar{padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px))}
 .layout{padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px)}
 .dock{padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px))}
}
@media screen and (max-width:760px){
 .topbar{padding-left:max(12px,env(safe-area-inset-left,0px));padding-right:max(12px,env(safe-area-inset-right,0px))}
 .dock{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
}
@media screen and (max-height:500px) and (min-width:761px){
 .topbar{position:relative}
 .sidebar{top:0;height:calc(100dvh - 96px)}
}

/* A 16px input font avoids iOS focus zoom, including wide phone landscape views. */
@media screen and (max-width:800px), screen and (hover:none) and (pointer:coarse){
 input,select,textarea{font-size:16px}
}