:root{--ink:#153443;--muted:#526b78;--navy:#173b50;--teal:#087e80;--blue:#215ec7;--line:#dfe7ec;--pale:#f0f5f8;--paper:#f6f8fb;--white:#fff;--gold:#956016;--radius:16px;--shadow:0 8px 28px #15344308}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:150px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic",sans-serif;-webkit-font-smoothing:antialiased}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #d5982d;outline-offset:4px}a{color:var(--blue);text-underline-offset:4px}button,select,input[type=number],input[type=search]{color:var(--ink);background:#fff;border:1px solid #cfdce4;border-radius:10px;min-height:46px}select{padding:10px 32px 10px 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#1f8391;position:relative}.brand-symbol:after{content:"";width:10px;height:10px;border-radius:50%;background:var(--blue);border:2px solid white;position:absolute;right:-8px;top:-5px}.header-actions{display:flex;align-items:center;gap:24px}.updated{font-size:13px;color:var(--muted)}.document-link{display:inline-flex;gap:10px;align-items:center;min-height:44px;border:1px solid var(--line);border-radius:9px;padding:8px 15px;font-size:14px;text-decoration:none;color:var(--ink)}.document-link:hover{background:var(--pale)}.primary-nav{display:grid;grid-template-columns:repeat(4,1fr);max-width:1400px;margin:0 auto;padding:0 0 14px;gap:10px;background:white}.primary-nav a{display:flex;gap:14px;align-items:center;justify-content:center;padding:13px 16px;border-radius:11px;color:#506b7c;text-decoration:none;border:1px solid transparent;font-weight:650;font-size:16px;line-height:1.4}.primary-nav a:hover{background:#f5f8fb}.primary-nav a.active{color:var(--blue);background:#edf4ff;border-color:#dbe8fd}.primary-nav svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.primary-nav small{display:block;font-size:12px;font-weight:400;margin-top:4px;color:var(--muted)}.workspace{max-width:1480px;margin:auto}.secondary-nav{display:flex;align-items:center;gap:8px;padding:19px 40px 0}.secondary-nav a{color:var(--muted);text-decoration:none;font-size:15px;font-weight:600;padding:9px 20px;border:1px solid transparent;border-radius:30px;min-height:46px}.secondary-nav a.active{background:var(--navy);color:#fff}.secondary-nav a:hover{border-color:#bfd2dd}main{padding:30px 40px 56px;min-width:0}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px}.section-heading 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15px;font-weight:650;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.bc-hero .value small{font-size:17px;margin-left:7px}.bc-hero .bc-badge{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:12px 0;border-top:1px solid #ffffff24;border-bottom:1px solid #ffffff24;font-size:14px;color:#e5f0f4}.bc-badge b{font-size:27px;line-height:1.3;color:white;font-variant-numeric:tabular-nums}.bc-hero p{font-size:13px;color:#c9dfe6;line-height:1.85}.bc-summary{display:grid;grid-template-columns:1fr 1fr;gap:12px}.bc-summary .metric{padding:18px}.bc-summary .metric strong{font-size:26px}.bc-summary .metric .label{font-size:13px}.fixed-inputs{font-size:14px;margin:20px 0 0}.fixed-inputs>div{display:flex;gap:18px;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line)}.fixed-inputs dt{color:var(--muted)}.fixed-inputs dd{text-align:right;margin:0;font-weight:600}.bc-fixed .field{max-width:200px}.bc-mobile-summary{display:none}.downloads{display:grid;grid-template-columns:1fr 1fr;gap:19px;margin-bottom:27px}.downloads a{background:white;border:1px solid #c9dce9;border-radius:14px;text-decoration:none;padding:24px 26px;display:flex;align-items:center;justify-content:space-between;gap:20px;box-shadow:var(--shadow)}.downloads a:hover{border-color:var(--blue)}.downloads b{font-size:19px}.downloads span{font-size:14px;color:var(--muted)}details{border:1px solid var(--line);border-radius:12px;background:white;margin:17px 0}summary{cursor:pointer;padding:19px 22px;font-size:16px;font-weight:600;min-height:50px}details[open]>summary{border-bottom:1px solid #e8eef2}.details-content{padding:18px 22px 23px;font-size:15px}.details-content p{margin:8px 0 14px}.bullet-list{padding-left:22px;font-size:15px}.bullet-list li{margin:11px 0}.sources-list{padding-left:24px;margin:0}.sources-list li{font-size:15px;overflow-wrap:anywhere;margin:17px 0}.sources-list small{display:block;color:var(--muted);font-size:13px}.sources-list a{font-weight:500}footer{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;padding:23px 40px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.loading{padding:18px 20px;border:1px solid #d5e5ed;background:#edf5f9;color:var(--teal);border-radius:10px;margin-bottom:20px}.error{padding:20px;border:1px solid #c8877a;background:#fff4ef;color:#7f4132;border-radius:10px;margin:15px 0}.skip{position:absolute;top:-80px;left:12px;z-index:9999;padding:12px;background:white}.skip:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media(min-width:1600px){#map{height:620px}.map-detail{max-height:620px}.map-grid{grid-template-columns:minmax(0,1fr) 315px}}
@media(max-width:1150px){.site-header{padding:20px 28px}.primary-nav{margin:0 28px}.workspace{max-width:100%}main{padding:26px 28px 50px}.secondary-nav{padding:18px 28px 0}.map-toolbar{grid-template-columns:185px 217px minmax(160px,1fr);gap:12px}.map-grid{grid-template-columns:minmax(0,1fr) 250px}.map-detail{padding:21px 18px}.stop-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric strong{font-size:29px}.panel{padding:23px}.bc-grid{gap:20px}.bc-hero{padding:26px}.two-col{grid-template-columns:1fr}.two-col .panel{margin-bottom:0}.two-col{margin-bottom:24px}}
@media(max-width:900px){.map-toolbar{grid-template-columns:1fr 1fr}.map-search{grid-column:1/-1}.map-grid{grid-template-columns:minmax(0,1fr) 235px}.day-buttons button{padding:7px}.map-summary{gap:15px}.map-summary .scope-summary{padding-left:15px}.header-actions{gap:14px}.primary-nav small{font-size:11px}.primary-nav a{padding:13px 10px;gap:10px}.bc-grid{grid-template-columns:1fr 1fr}.slider-field label{font-size:14px}.bc-summary .metric strong{font-size:22px}.metric strong{font-size:25px}}
@media(max-width:700px){html{scroll-padding-top:85px}.shell{background:var(--paper);padding-bottom:calc(76px + env(safe-area-inset-bottom))}.site-header{padding:14px 18px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:900;background:#fffffffa}.brand{font-size:18px;gap:10px}.brand-symbol{width:28px;height:28px;border-width:6px}.brand-sub{font-size:9px;letter-spacing:.12em}.updated{display:none}.document-link{font-size:13px;padding:7px 11px;min-height:40px}.primary-nav{position:fixed;bottom:0;left:0;right:0;z-index:1000;display:grid;grid-template-columns:repeat(4,1fr);margin:0;padding:7px 8px calc(7px + env(safe-area-inset-bottom));gap:4px;background:#fffffff5;backdrop-filter:blur(14px);border-top:1px solid #d8e2e9;box-shadow:0 -4px 20px #173b5008}.primary-nav a{flex-direction:column;gap:4px;padding:7px 3px 6px;font-size:12px;line-height:1.3;min-height:56px;border-radius:9px}.primary-nav svg{width:22px;height:22px}.primary-nav small{display:none}.primary-nav a.active{background:#edf4ff;border-color:transparent}.secondary-nav{padding:15px 16px 0;gap:5px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}.secondary-nav a{text-align:center;font-size:14px;min-height:44px;padding:9px 7px;white-space:nowrap}.secondary-nav.two-items{grid-template-columns:repeat(2,minmax(0,1fr))}.secondary-nav a.active{background:var(--navy)}main{padding:22px 17px 35px}.section-heading{gap:12px;align-items:flex-start;margin-bottom:20px}.section-heading h1{font-size:23px;letter-spacing:0;line-height:1.5}.section-heading p{font-size:14px;margin-top:6px;line-height:1.75}.chapter{font-size:11px;margin-bottom:5px}.section-heading>.tag{font-size:12px;padding:6px 8px;margin-top:23px;max-width:118px;white-space:normal}.tag span{font-size:11px}.map-modes{padding:12px 12px 0;gap:7px}.segmented{padding:3px;gap:2px;flex:1}.segmented button{font-size:14px;padding:8px 9px;min-height:42px;flex:1;white-space:nowrap}.map-settings summary{font-size:12px;padding:8px 4px;white-space:nowrap}.settings-body{right:-1px;top:48px;width:290px}.map-toolbar{grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);padding:13px 13px 15px;gap:12px}.field label,.field-label{font-size:13px}.map-toolbar select{font-size:14px;padding:9px 23px 9px 10px;min-height:46px}.day-buttons{gap:5px}.day-buttons button{gap:3px;font-size:16px;padding:8px 3px;min-height:46px}.day-buttons button span{font-size:11px}.map-search{grid-column:1/-1}.map-search label{display:none}.map-search input{font-size:15px;min-height:46px}.suggestions{min-width:0;left:0;right:0}.suggestions button{font-size:15px;min-height:55px}.reach-tools{flex-wrap:wrap;padding:12px 13px;gap:8px}.reach-tools .field-inline{width:100%;justify-content:space-between}.reach-tools .field-inline select{flex:1;max-width:240px;font-size:15px}.reach-tools>span{font-size:12px;margin-left:0}.map-grid{display:flex;flex-direction:column}#map{height:53svh;min-height:330px;max-height:440px}.map-detail{max-height:none;padding:18px;border-left:0;border-top:1px solid var(--line)}.map-detail.default-detail{display:none}.map-detail h3{font-size:21px}.map-detail .big-number{display:inline-block;font-size:32px;margin:12px 8px 9px 0}.map-detail .big-number+p{display:inline-block}.map-detail .detail-stats{margin:10px 0 15px}.map-detail .detail-stats div{font-size:13px;padding:8px}.map-detail .detail-stats b{font-size:24px}.map-detail .muted{font-size:13px}.map-detail .detail-label{font-size:12px;margin-bottom:7px}.map-legend{bottom:28px;left:9px;padding:8px 10px;border-radius:7px}.map-legend b{font-size:12px}.map-legend span{font-size:12px;gap:5px}.map-legend i{width:8px;height:8px;margin-left:3px}.map-summary{padding:12px 14px;gap:6px 20px;flex-wrap:wrap;font-size:12px}.map-summary b{font-size:19px}.map-summary .scope-summary{width:100%;border-left:0;border-top:1px solid var(--line);padding:8px 0 0;margin-left:0;font-size:12px}.map-summary .scope-summary b{font-size:16px}.source-note{font-size:13px;margin:12px 0 20px}.subheading{margin:25px 0 14px;gap:12px;flex-wrap:wrap}.subheading h2,.subheading h3{font-size:20px}.subheading p{font-size:13px}.subheading>.tag{display:none}.subheading .search{width:100%}.subheading .search input{width:100%;font-size:15px}.subheading .field-inline{width:100%;justify-content:space-between}.stop-grid{grid-template-columns:1fr;gap:10px}.stop-card{padding:16px}.stop-card .stop-heading{font-size:18px}.stop-card .stop-operator{font-size:13px;margin:5px 0 12px}.day-counts>span{font-size:13px}.day-counts b{font-size:20px}.pager{gap:17px;font-size:13px;justify-content:space-between}.notice{font-size:14px;padding:14px 16px;margin-bottom:22px}.metric-grid{grid-template-columns:1fr;gap:10px;margin-bottom:22px}.metric{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:12px;padding:16px 18px}.metric .label{font-size:14px;align-self:center}.metric strong{font-size:27px;text-align:right;margin:0;line-height:1.45}.metric .sub{grid-column:1/-1;font-size:13px;margin-top:6px}.panel{padding:19px 16px;border-radius:12px;margin-bottom:21px}.panel-title{margin-bottom:17px;gap:12px}.panel-title h2,.panel-title h3{font-size:20px}.panel-title p{font-size:14px}.two-col{grid-template-columns:1fr;gap:20px}.data-table:not(.heatmap){display:block;width:100%;font-size:15px}.table-wrap:has(.data-table:not(.heatmap)){border:0;background:transparent;overflow:visible;border-radius:0}.data-table:not(.heatmap) thead{position:absolute;clip:rect(0,0,0,0);height:1px;width:1px;overflow:hidden}.data-table:not(.heatmap) tbody{display:grid;gap:12px}.data-table:not(.heatmap) tr{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;padding:8px 15px 12px}.data-table:not(.heatmap) td{display:grid;grid-template-columns:110px minmax(0,1fr);gap:12px;padding:10px 0;font-size:15px;border-bottom:1px solid #edf1f5;line-height:1.75;overflow-wrap:anywhere}.data-table:not(.heatmap) td:before{content:attr(data-label);font-size:13px;font-weight:500;color:var(--muted)}.data-table:not(.heatmap) td:first-child{display:block;font-weight:650;font-size:17px;line-height:1.6;padding:8px 0 12px;color:var(--ink)}.data-table:not(.heatmap) td:first-child:before{display:none}.data-table:not(.heatmap) td:last-child{border-bottom:0;padding-bottom:3px}.data-table:not(.heatmap) .cell-meta{font-size:13px;font-weight:400;color:var(--muted);line-height:1.75;grid-column:2}.data-table:not(.heatmap) td:first-child .cell-meta{font-size:13px}.data-table:not(.heatmap) .cell-value>a{justify-self:start;font-size:14px}.data-table:not(.heatmap) .num{text-align:left}.panel .data-table:not(.heatmap) tr{background:#f9fbfd}.heatmap{font-size:14px;min-width:630px}.heatmap th,.heatmap td{padding:12px 14px}.heatmap td{min-width:75px}.heatmap th:first-child{max-width:110px;white-space:normal;min-width:100px;font-size:13px;box-shadow:3px 0 8px #1534430b}.legend-row{font-size:13px;gap:15px}.chart-source{font-size:13px}.chart-label{font-size:12px}.chart-value{font-size:12px}.bc-grid{display:block}.bc-inputs{padding:20px}.bc-inputs .panel-title{margin:0}.bc-inputs .panel-title h2{font-size:21px}.slider-field{margin:23px 0 29px}.slider-field label{font-size:15px}.slider-field output{font-size:26px}.cost-input label{font-size:15px}.fixed-caption{font-size:13px;line-height:1.8;margin-top:21px}.bc-hero{padding:22px}.bc-assumption{font-size:13px;padding-bottom:14px;margin-bottom:16px}.bc-hero .value{font-size:45px}.bc-hero .value small{font-size:16px}.bc-hero .label{font-size:15px}.bc-hero .bc-badge{font-size:14px}.bc-badge b{font-size:26px}.bc-summary .metric{display:block;padding:17px 15px}.bc-summary .metric strong{text-align:left;font-size:24px;margin:7px 0 0}.bc-summary .metric .label{font-size:13px}.fixed-inputs>div{flex-direction:column;gap:4px}.fixed-inputs dd{text-align:left;font-size:14px}.bc-mobile-summary{position:fixed;bottom:calc(76px + env(safe-area-inset-bottom));left:0;right:0;z-index:950;background:#193e53;color:white;padding:9px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;box-shadow:0 -3px 15px #15344315;line-height:1.5}.bc-mobile-summary span{font-size:12px;color:#d3e6ee}.bc-mobile-summary strong{font-size:21px;font-weight:650;margin-left:7px}.bc-mobile-summary b{font-size:18px;font-weight:650}.view:has(#bc-mobile-summary:not([hidden])){padding-bottom:46px}.downloads{grid-template-columns:1fr;gap:12px}.downloads a{padding:21px}.downloads b{font-size:18px}.downloads span{font-size:13px}details{border-radius:10px;margin:15px 0}summary{padding:16px;font-size:15px;line-height:1.8}.details-content{padding:15px 16px 20px;font-size:14px}.details-content p{margin:7px 0 13px}.bullet-list{font-size:14px;padding-left:20px}.sources-list{padding-left:20px}.sources-list li{font-size:14px;margin:16px 0}footer{padding:20px 17px;display:grid;gap:7px;font-size:12px}.leaflet-control-attribution{max-width:97%;font-size:10px!important}.reading-guide{margin-top:25px}}
@media(max-width:380px){main{padding-left:12px;padding-right:12px}.site-header{padding-left:14px;padding-right:14px}.section-heading h1{font-size:21px}.section-heading>.tag{font-size:11px;max-width:100px}.map-modes{gap:4px}.segmented button{font-size:13px;padding:8px 6px}.map-settings summary{font-size:11px}.day-buttons button span{font-size:10px}.map-toolbar{gap:9px;padding:12px}.metric strong{font-size:24px}.metric .label{font-size:13px}.data-table:not(.heatmap) td{grid-template-columns:94px minmax(0,1fr);gap:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}@media print{.site-header,.primary-nav,.secondary-nav,.map-toolbar,.map-modes,.pager,.document-link,.bc-mobile-summary{display:none!important}.shell{padding:0}.view[hidden]{display:block!important;page-break-before:always}main{padding:15px}.map-grid{display:block}.map-detail{max-height:none}.panel,.table-wrap{break-inside:avoid}.table-wrap{overflow:visible}.data-table{font-size:10px}}

@media(max-width:700px){.section-heading{flex-wrap:wrap}.section-heading>div{flex:1 1 100%}.section-heading>.tag{margin-top:0;max-width:none;flex-direction:row;align-items:center;gap:10px;padding:6px 10px}.tag span{font-size:12px}.secondary-nav a{font-size:13px}.data-table:not(.heatmap) .cell-value{grid-column:2}.data-table:not(.heatmap) td:first-child .cell-value{grid-column:auto}.bc-badge b{white-space:nowrap}.map-detail .details-content{padding:10px 12px}.map-detail summary{font-size:14px;padding:12px}.weekday-row b{min-width:46px}}

.analysis-entry{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 22px;margin-bottom:22px;background:#173b50;color:white;text-decoration:none;border-radius:12px}.analysis-entry strong{font-size:18px;display:block}.analysis-entry small{font-size:13px;display:block;color:#d0e2ed;margin-top:4px}.analysis-entry>b{font-size:15px;white-space:nowrap}@media(max-width:700px){.analysis-entry{padding:16px;align-items:start;flex-direction:column;gap:10px}.analysis-entry strong{font-size:17px}.analysis-entry small{font-size:13px}.analysis-entry>b{font-size:14px}}

/* Purpose-first start screen */
.try-example{display:grid;grid-template-columns:1fr auto;gap:8px 24px;background:#173b50;color:white;border-radius:14px;padding:24px 28px;text-decoration:none;margin-bottom:24px;align-items:center}.try-example .try-label{color:#d6e8ff;font-size:14px;grid-column:1/-1}.try-example strong{font-size:26px;line-height:1.5}.try-example>span:not(.try-label){grid-column:1;font-size:16px;color:#d6e8ed}.try-example b{grid-column:2;grid-row:2/4;background:white;color:#173b50;padding:14px 19px;border-radius:9px;font-size:15px}.try-example:hover{background:#214a62}.task-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.task-card{display:flex;flex-direction:column;align-items:start;gap:12px;padding:23px;background:white;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);min-width:0}.task-card:hover{border-color:var(--blue);box-shadow:0 5px 20px #173b5010}.task-card h2{font-size:20px;line-height:1.55;margin:0}.task-card p{font-size:16px;color:var(--muted);margin:0;line-height:1.8}.task-card>b{font-size:15px;color:var(--blue);margin-top:auto;padding-top:5px}.availability{font-size:14px;font-weight:600;padding:4px 9px;border-radius:5px;line-height:1.6}.availability.ready{background:#e9f5f3;color:#07625f}.availability.needed{background:#fff3df;color:#7e551d}.start-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 0 9px;font-size:16px}.start-footer p{margin:0}.start-footer a{white-space:nowrap}.plain-glossary dl{display:grid;grid-template-columns:215px 1fr;gap:16px 24px;margin:0}.plain-glossary dt{font-weight:700}.plain-glossary dd{margin:0}.primary-nav a{flex:1}.primary-nav small{font-size:12px}
@media(max-width:1050px){.task-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.try-example{grid-template-columns:1fr}.try-example b{grid-column:1;grid-row:auto;justify-self:start;margin-top:5px}.start-footer{align-items:start;flex-direction:column;gap:8px}}
@media(max-width:700px){.primary-nav{grid-template-columns:repeat(5,minmax(0,1fr))}.primary-nav a{font-size:12px}.try-example{padding:20px;gap:9px}.try-example strong{font-size:24px}.try-example b{font-size:14px;padding:12px 14px}.task-grid{grid-template-columns:1fr;gap:12px}.task-card{padding:20px;gap:10px}.task-card h2{font-size:20px}.availability{font-size:14px}.plain-glossary dl{grid-template-columns:1fr;gap:5px}.plain-glossary dd{margin-bottom:14px}.section-heading p{font-size:16px}#view-start .chapter{font-size:13px}.start-footer{font-size:16px}}

.access-entry{display:flex;justify-content:space-between;align-items:center;gap:22px;text-decoration:none;border:1px solid #a9cdca;border-left:5px solid #087e80;background:#edf7f5;color:#173b50;padding:23px 26px;border-radius:12px;margin:0 0 23px}.access-entry strong{display:block;font-size:24px;margin:8px 0}.access-entry small{display:block;font-size:16px;color:#44656d}.access-entry b{font-size:15px;color:#07635f;white-space:nowrap}@media(max-width:800px){.access-entry{flex-direction:column;align-items:start;padding:20px;gap:13px}.access-entry strong{font-size:22px}.access-entry b{white-space:normal}}