:root{--cream:#fbf3e6;--paper:#fffbf4;--ink:#3b2f2f;--ink-soft:#7a6a66;--pink:#b5566a;--pink-tint:#f3dde1;--navy:#2f3e5c;--navy-tint:#dfe4ee;--line:#e6d8c6;--good:#6f8f6b;--mid:#c99a3b;--maxw:1080px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--cream);color:var(--ink);margin:0;font-family:Noto Sans JP,system-ui,sans-serif;font-size:15px;line-height:1.75}h1,h2,h3,.brand{letter-spacing:.01em;font-family:Zen Maru Gothic,Noto Sans JP,sans-serif;font-weight:700}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--pink);outline-offset:2px}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}header{border-bottom:1px solid var(--line);background:var(--cream)}.nav{justify-content:space-between;align-items:center;gap:16px;height:64px;display:flex}.brand{align-items:center;gap:10px;font-size:20px;display:flex}.brand .cat{background:var(--pink);border-radius:50%;width:30px;height:30px;position:relative}.brand .cat:before,.brand .cat:after{content:"";border-left:7px solid #0000;border-right:7px solid #0000;border-bottom:11px solid var(--pink);width:0;height:0;position:absolute;top:-6px}.brand .cat:before{left:2px}.brand .cat:after{right:2px}.brand small{color:var(--ink-soft);margin-left:4px;font-family:Noto Sans JP;font-size:12px;font-weight:400}nav ul{gap:22px;margin:0;padding:0;font-size:14px;list-style:none;display:flex}nav li a{border-bottom:2px solid #0000;padding:6px 0}nav li a:hover,nav li a[aria-current]{border-bottom-color:var(--pink)}.hero{padding:44px 0 12px}.hero h1{max-width:22em;margin:0 0 10px;font-size:clamp(24px,3.4vw,34px);line-height:1.4}.hero p{color:var(--ink-soft);max-width:38em;margin:0}.map{background:var(--paper);border:1px solid var(--line);border-radius:14px;margin:26px 0 0;overflow:hidden}.map-head{border-bottom:1px solid var(--line);grid-template-columns:1fr 84px 1fr;align-items:end;padding:16px 20px 10px;display:grid}.map-head h2{margin:0;font-size:16px}.map-head .jp h2{color:var(--pink)}.map-head .us{text-align:right}.map-head .us h2{color:var(--navy)}.map-head .sub{color:var(--ink-soft);font-size:12px;display:block}.row{border-bottom:1px solid var(--line);grid-template-columns:1fr 84px 1fr;align-items:center;padding:10px 20px;display:grid}.row:last-child{border-bottom:none}.row:hover{background:#fff6ea}.cell{align-items:baseline;gap:10px;min-width:0;display:flex}.cell.us{text-align:right;justify-content:flex-end}.code{color:var(--pink);min-width:3.2em;font-weight:700}.cell.us .code{color:var(--navy);min-width:0}.name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.alt{color:var(--ink-soft);white-space:nowrap;font-size:12px}.fit{text-align:center;font-weight:700}.fit.good{color:var(--good)}.fit.ok{color:var(--ink-soft)}.fit.mid{color:var(--mid)}.fit small{color:var(--ink-soft);font-size:11px;font-weight:400;line-height:1.2;display:block}.map-foot{color:var(--ink-soft);border-top:1px solid var(--line);background:#fff6ea;flex-wrap:wrap;gap:8px 22px;padding:12px 20px;font-size:12px;display:flex}.map-foot b{font-weight:700}.why{grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0 0;display:grid}.why a{background:var(--pink-tint);border-radius:12px;padding:14px 16px;line-height:1.5}.why a b{margin-bottom:4px;font-size:14px;display:block}.why a span{color:var(--ink-soft);font-size:13px}section{padding:52px 0 0}section h2{margin:0 0 6px;font-size:22px}section .lead{color:var(--ink-soft);max-width:40em;margin:0 0 18px}.tabs{flex-wrap:wrap;gap:6px;margin-bottom:14px;display:flex}.tabs button{font:inherit;border:1px solid var(--line);background:var(--paper);color:var(--ink);cursor:pointer;border-radius:999px;padding:8px 14px;font-weight:500}.tabs button[aria-selected=true]{background:var(--ink);color:var(--cream);border-color:var(--ink)}.route{grid-template-columns:1fr 1fr 1fr;gap:14px;display:grid}.step{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px 18px}.step h3{margin:0 0 8px;font-size:15px}.step ul{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.step li{justify-content:space-between;gap:8px;display:flex}.step li .code{min-width:0}.step .src{color:var(--ink-soft);margin:10px 0 0;font-size:12px}.week{grid-template-columns:1.4fr 1fr;align-items:start;gap:18px;display:grid}.widget{border:2px dashed var(--line);min-height:280px;color:var(--ink-soft);background:var(--paper);text-align:center;border-radius:12px;place-items:center;padding:20px;display:grid}.note{background:var(--paper);border-left:4px solid var(--pink);border-radius:0 12px 12px 0;padding:14px 18px}.note p{margin:0 0 8px}.note p:last-child{margin:0}.note .who{color:var(--ink-soft);font-size:12px}.qa{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.qa li{border-bottom:1px solid var(--line)}.qa a{grid-template-columns:auto 1fr auto;align-items:baseline;gap:14px;padding:14px 4px;display:grid}.qa a:hover{background:#fff6ea}.qa .q{color:var(--pink);font-weight:700}.qa .a{color:var(--ink-soft);font-size:13px}.qa .d{color:var(--ink-soft);font-size:12px}.mail{background:var(--navy);color:#fff;border-radius:16px;grid-template-columns:1.2fr 1fr;align-items:center;gap:24px;margin-top:52px;padding:30px 28px;display:grid}.mail h2{margin:0 0 6px;font-size:20px}.mail p{color:#d6dce8;margin:0;font-size:14px}.mail form{gap:8px;display:flex}.mail input{font:inherit;color:#fff;background:#26324b;border:1px solid #5a6a8a;border-radius:10px;flex:1;min-width:0;padding:12px 14px}.mail input::placeholder{color:#9faac2}.mail button{font:inherit;background:var(--pink);color:#fff;cursor:pointer;white-space:nowrap;border:0;border-radius:10px;padding:12px 18px;font-weight:700}footer{border-top:1px solid var(--line);color:var(--ink-soft);margin-top:56px;padding:26px 0 40px;font-size:12px}footer .cols{grid-template-columns:1fr 1fr;gap:20px;display:grid}footer p{margin:0 0 6px}@media (width<=760px){nav ul{display:none}.map-head,.row{grid-template-columns:1fr 56px 1fr;padding-left:12px;padding-right:12px}.alt{display:none}.code{min-width:2.6em}.why{grid-template-columns:1fr 1fr}.route,.week,.mail,footer .cols{grid-template-columns:1fr}}@media (prefers-reduced-motion:no-preference){.row,.qa a,.tabs button{transition:background .15s}}:root{--ink-soft-on-tint:#6e5e5a}.why a span{color:var(--ink-soft-on-tint)}.skip-link{z-index:100;background:var(--pink);color:#fff;border-radius:0 0 10px;padding:10px 16px;font-weight:700;position:absolute;top:0;left:-9999px}.skip-link:focus{left:0}.fnav{display:none}.fnav ul{flex-wrap:wrap;gap:8px 18px;margin:0 0 14px;padding:0;font-size:13px;list-style:none;display:flex}.fnav a{border-bottom:1px solid var(--line);padding-bottom:2px}@media (width<=760px){.fnav{display:block}}.crumbs{color:var(--ink-soft);padding:18px 0 0;font-size:12px}.crumbs ol{flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;display:flex}.crumbs li:not(:last-child):after{content:"／";color:var(--line);margin-left:6px}.crumbs a{border-bottom:1px solid var(--line)}.page-head{padding:26px 0 0}.page-head h1{margin:0 0 8px;font-size:clamp(22px,3vw,30px);line-height:1.4}.page-head p{color:var(--ink-soft);max-width:40em;margin:0}.cards{grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0 0;display:grid}.cards.two{grid-template-columns:repeat(2,1fr)}.card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px;line-height:1.6}a.card:hover{background:#fff6ea}.card b{margin-bottom:2px;font-size:15px;display:block}.card span{color:var(--ink-soft);font-size:13px}.card .code{font-size:13px}@media (width<=760px){.cards,.cards.two{grid-template-columns:1fr}}.meta{color:var(--ink-soft);margin:0 0 18px;font-size:12px}.meta b{color:var(--pink);font-weight:700}.chips{flex-wrap:wrap;gap:8px;margin:14px 0 0;padding:0;font-size:12px;list-style:none;display:flex}.chips a{background:var(--pink-tint);border-radius:999px;padding:4px 12px}.chips a.us{background:var(--navy-tint)}.prose{max-width:38em;font-size:16px}.prose h2{border-bottom:1px solid var(--line);margin:34px 0 8px;padding-bottom:6px;font-size:20px}.prose h3{margin:26px 0 6px;font-size:16px}.prose p{margin:0 0 16px}.prose a{color:var(--pink);border-bottom:1px solid var(--pink-tint)}.prose a:hover{border-bottom-color:var(--pink)}.prose ul,.prose ol{margin:0 0 16px;padding-left:1.4em}.prose li{margin:0 0 6px}.prose blockquote{background:var(--paper);border-left:4px solid var(--pink);color:var(--ink-soft);border-radius:0 12px 12px 0;margin:0 0 16px;padding:14px 18px}.prose blockquote p:last-child{margin:0}.prose img{border:1px solid var(--line);background:var(--paper);border-radius:12px;max-width:100%;height:auto}.prose figure{margin:0 0 16px}.prose figcaption{color:var(--ink-soft);margin-top:6px;font-size:12px}.prose table{border-collapse:collapse;background:var(--paper);border:1px solid var(--line);border-radius:12px;width:100%;margin:0 0 16px;font-size:14px;overflow:hidden}.prose th,.prose td{border-bottom:1px solid var(--line);text-align:left;padding:8px 12px}.prose thead th{background:#fff6ea;font-weight:700}.prose tbody tr:last-child th,.prose tbody tr:last-child td{border-bottom:none}.prose code{border:1px solid var(--line);background:#fff6ea;border-radius:6px;padding:1px 5px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}.prose pre{background:var(--paper);border:1px solid var(--line);border-radius:12px;margin:0 0 16px;padding:14px 16px;overflow-x:auto}.prose pre code{background:0 0;border:0;padding:0}.prose hr{border:0;border-top:1px solid var(--line);margin:28px 0}.prose .table-scroll{overflow-x:auto}.support{background:var(--paper);border:1px solid var(--line);border-radius:12px;max-width:38em;margin:34px 0 0;padding:16px 18px}.support h2{margin:0 0 8px;font-size:15px}.support ul{flex-direction:column;gap:6px;margin:0;padding:0;font-size:14px;list-style:none;display:flex}.support a{border-bottom:1px solid var(--pink-tint)}.support .note-line{color:var(--ink-soft);margin:14px 0 0;font-size:13px}.support .note-line a{color:var(--pink)}.pager{grid-template-columns:1fr 1fr;gap:14px;margin:34px 0 0;display:grid}.pager a{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:12px 16px;font-size:13px}.pager a:hover{background:#fff6ea}.pager span{color:var(--ink-soft);font-size:11px;display:block}.pager .next{text-align:right}@media (width<=760px){.pager{grid-template-columns:1fr}}.tv{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:8px;overflow:hidden}.tv .tradingview-widget-copyright{color:var(--ink-soft);padding:6px 8px 2px;font-size:12px;line-height:1.5}.tv .tradingview-widget-copyright a{color:var(--ink-soft)}.tv .tradingview-widget-copyright .blue-text{color:var(--navy);font-weight:700}.empty{background:var(--paper);border:1px dashed var(--line);color:var(--ink-soft);border-radius:12px;padding:18px 20px}.embed{background:var(--paper);border:1px solid var(--line);border-radius:12px;min-height:420px;padding:8px}.embed iframe{border:0;width:100%;min-height:420px;display:block}.spec{background:var(--paper);border:1px solid var(--line);border-radius:12px;margin:18px 0 0;overflow:hidden}.spec dl{grid-template-columns:10em 1fr;margin:0;display:grid}.spec dt{border-bottom:1px solid var(--line);color:var(--ink-soft);background:#fff6ea;padding:10px 16px;font-size:13px}.spec dd{border-bottom:1px solid var(--line);margin:0;padding:10px 16px;font-size:14px}.spec dl>:last-child,.spec dl>:nth-last-child(2){border-bottom:none}.spec a{color:var(--pink);border-bottom:1px solid var(--pink-tint)}@media (width<=760px){.spec dl{grid-template-columns:1fr}.spec dt{background:var(--paper);border-bottom:none;padding-bottom:0}}.more{margin:16px 0 0;font-size:13px}.more a{color:var(--pink);border-bottom:1px solid var(--pink-tint)}.map.linked .cell:hover .name{border-bottom:1px solid}.step li a{justify-content:space-between;gap:8px;width:100%;display:flex}.step li a:hover span:first-child{border-bottom:1px solid}.step .code.us{color:var(--navy)}.route.four{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.route.four .step ul{font-size:14px}.route-label{margin:0 0 12px;font-size:18px}.dev-note{color:var(--mid);margin:0 0 10px;font-size:12px;font-weight:700}@media (width<=760px){.route.four{grid-template-columns:1fr}}.qa-question{max-width:38em;margin:0 0 22px}.qa-question p{margin:0}.qa-question b{color:var(--pink)}
