:root{--cream:#F3F0E7;--ink:#183E35;--green:#315143;--red:#BD4A33;--line:#cfd3c5;--muted:#616d61}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--cream);color:var(--ink);font-family:'Noto Sans CJK JP','Hiragino Kaku Gothic ProN',Meiryo,sans-serif;font-size:15px;line-height:1.85}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--red);outline-offset:5px}a:hover{opacity:.75}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:600}p+p{margin-top:1em}.preview{background:var(--ink);color:var(--cream);text-align:center;font-size:10px;padding:5px 20px;letter-spacing:.14em}.preview span{margin-left:20px;opacity:.75}header{display:flex;align-items:center;justify-content:space-between;padding:20px 5%;border-bottom:1px solid var(--line);gap:30px}.brand{display:flex;align-items:center;gap:13px;white-space:nowrap}.brand>span{font-size:29px;font-weight:800;letter-spacing:-.08em}.brand small{font-size:11px;font-weight:700;letter-spacing:.16em}nav{display:flex;gap:32px;font-size:12px;font-weight:600;align-items:center}.nav-check{border-left:1px solid var(--line);padding-left:30px}.hero{padding:66px 5% 0;display:grid;grid-template-columns:1.05fr 1fr;gap:40px 55px;max-width:1600px;margin:auto}.eyebrow{font-size:10px;font-weight:700;letter-spacing:.17em}.eyebrow i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--red);margin-right:8px}h1{font-size:clamp(40px,4.5vw,72px);line-height:1.45;letter-spacing:.015em;margin:26px 0 25px;font-family:'Noto Serif CJK JP','Yu Mincho',serif}.accent{color:var(--red)}.hero-lead{font-size:14px;line-height:2.2}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:45px;background:var(--ink);color:var(--cream);padding:14px 22px;margin-top:30px;font-size:13px}.button span{font-size:24px;line-height:1}.hero-note{font-size:10px;color:var(--muted);margin-top:16px}.hero-map{position:relative;min-height:390px;overflow:hidden;background:#e2e4d8}.hero-map>img{position:absolute;width:100%;height:100%;object-fit:cover;opacity:.56;filter:grayscale(.6)}.map-top{position:absolute;top:18px;left:20px;right:20px;display:flex;justify-content:space-between;font-size:9px;font-weight:600;letter-spacing:.15em;z-index:2}.map-ring{position:absolute;left:24%;top:18%;width:52%;height:61%;border:2px solid var(--red);border-radius:45% 48% 49% 42%;transform:rotate(-18deg);opacity:.65}.map-caption{position:absolute;bottom:51px;left:26px;z-index:2;display:flex;flex-direction:column;background:var(--cream);padding:14px 20px;box-shadow:5px 5px 0 #31514320}.map-caption b{font-family:'Noto Serif CJK JP',serif;font-size:19px;letter-spacing:.09em}.map-caption span{font-size:10px;margin-top:3px}.hero-map figcaption{position:absolute;bottom:0;width:100%;padding:7px 13px;background:#F3F0E7e6;font-size:9px}.hero-map figcaption a{text-decoration:underline}.hero-bottom{grid-column:1/-1;display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:18px 0;font-size:10px;letter-spacing:.12em}.hero-bottom span:first-child{font-weight:700}.section{padding:80px 5%;max-width:1600px;margin:auto}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}.section-heading>p{font-size:12px;color:var(--muted)}h2{font-family:'Noto Serif CJK JP','Yu Mincho',serif;font-size:clamp(25px,2.5vw,40px);line-height:1.6;letter-spacing:.035em;margin-top:14px}.notice{display:flex;gap:22px;border-left:3px solid var(--red);background:#eaeade;padding:16px 22px;font-size:11px;margin-bottom:25px}.notice>span{white-space:nowrap;font-weight:700}.filter-row{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.filter-row button{border:1px solid var(--line);background:transparent;color:var(--ink);font-size:12px;border-radius:2px;padding:8px 17px;cursor:pointer}.filter-row button span{margin-left:15px;opacity:.65}.filter-row button[aria-pressed=true]{background:var(--ink);color:var(--cream);border-color:var(--ink)}.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}.route{border:1px solid var(--line);background:#faf9f1}.route-art{height:207px;position:relative;overflow:hidden;color:#446c53;background:#dce2d1}.route-art svg{width:100%;height:100%;padding:26px 0 14px}.thin{stroke:currentColor;stroke-width:1.2;fill:none;opacity:.45}.route-no{position:absolute;top:13px;left:16px;font-size:9px;letter-spacing:.09em}.art-label{position:absolute;bottom:6px;left:16px;font-size:8px;color:#596751}.lake{background:#e4e2cb;color:#7a7951}.river{background:#dce4df;color:#578582}.route-body{padding:22px}.route-meta{display:flex;gap:8px;justify-content:space-between;align-items:center;font-size:9px;color:var(--muted)}.status{font-size:8px;border:1px solid #9dac91;padding:1px 6px;white-space:nowrap}.route h3{font-size:18px;margin:11px 0 2px;letter-spacing:-.03em}.distance{font-family:Georgia,serif;font-size:34px;line-height:1.65;letter-spacing:-.03em}.distance small{font:10px 'Noto Sans CJK JP',sans-serif;letter-spacing:0}.distance.compact{font-size:27px;line-height:2.08}.route p{font-size:11px;line-height:1.95;color:var(--muted);min-height:46px}.route details{margin-top:21px;border-top:1px solid var(--line);font-size:11px}.route summary{padding:12px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between}.route summary::-webkit-details-marker{display:none}.route summary span{color:var(--red)}.route details[open] summary span{transform:rotate(45deg)}dl{margin:0 0 15px;font-size:10px;line-height:1.8}dt{font-weight:700;margin-top:9px}dd{margin:0;color:var(--muted)}.source{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:13px;font-size:11px}.source span{color:var(--red)}.small-note{font-size:9px;color:var(--muted);margin-top:20px}.research-card{border:1px solid var(--line);padding:28px;min-height:230px}.research-card>span{font-size:10px;color:var(--red)}.research-card h3{margin:20px 0 15px}.research-card p{font-size:12px;color:var(--muted)}[hidden]{display:none!important}.about{display:grid;grid-template-columns:1fr 1fr;background:var(--ink);color:var(--cream);gap:70px}.about h2{font-size:28px}.big-mark{font-size:clamp(80px,11vw,170px);line-height:1.4;font-weight:800;letter-spacing:-.13em;margin-top:65px;position:relative;color:#c4cab4}.big-mark span{font-size:.72em}.big-mark i{display:block;font-size:13px;letter-spacing:.65em;font-style:normal}.about-copy h3{font-family:'Noto Serif CJK JP',serif;font-size:30px;line-height:1.7;margin-bottom:24px}.about-copy p{font-size:13px;line-height:2.2;color:#d8dccf}.preparing{font-size:10px;border-bottom:1px solid var(--red);padding-bottom:4px;white-space:nowrap}.town-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.town-illustration{background:#e6e6d9;min-height:310px;display:flex;align-items:center;justify-content:center;flex-direction:column}.town-illustration svg{width:90%;max-height:260px;stroke:var(--ink);stroke-width:2;fill:none}.town-illustration span{font-size:10px;letter-spacing:.2em;margin-bottom:24px}.town h3{font-family:'Noto Serif CJK JP',serif;font-size:27px;line-height:1.65;margin-bottom:22px}.town p{font-size:13px;line-height:2.1}.town .muted{font-size:11px;color:var(--muted);padding-top:16px;border-top:1px solid var(--line);margin-top:22px}.guide{border-top:1px solid var(--line)}.guide h2{font-size:32px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin-top:45px}.guide article>span{color:var(--red);font:28px Georgia,serif}.guide h3{font-size:16px;margin:13px 0}.guide article p{font-size:12px;line-height:2;color:var(--muted)}.guide-end{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);margin-top:45px;padding-top:25px;font-size:12px}.guide-end strong{font-weight:500}.guide-end>a{font-size:11px;border-bottom:1px solid var(--ink)}footer{background:#e7e9dd;padding:35px 5%;display:flex;align-items:center;gap:50px;font-size:11px}footer>div{margin-left:auto;text-align:right;display:flex;flex-direction:column;gap:6px;font-size:9px;letter-spacing:.05em}footer small{color:var(--muted)}.skip{position:absolute;left:10px;top:-100px;z-index:10;background:white;padding:12px}.skip:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(min-width:1500px){header,footer{padding-left:max(5%,calc((100vw - 1440px)/2));padding-right:max(5%,calc((100vw - 1440px)/2))}}@media(max-width:950px){nav{gap:18px;font-size:10px}.nav-check{padding-left:18px}.hero{gap:30px;padding-top:40px}h1{font-size:43px}.hero-map{min-height:365px}.map-caption{left:17px;padding:10px 13px}.map-caption b{font-size:15px}.route-grid{gap:15px}.route-body{padding:16px}.route h3{font-size:15px}.route-meta{flex-wrap:wrap}.distance.compact{font-size:22px;line-height:2.5}.about,.town-grid{gap:40px}.about h2{font-size:23px}.about-copy h3{font-size:26px}}@media(max-width:650px){body{font-size:14px}.preview{font-size:8px}.preview span{margin-left:8px}header{padding:16px 6%;flex-wrap:wrap;gap:13px}.brand>span{font-size:26px}.brand small{font-size:10px}nav{width:100%;justify-content:space-between;gap:12px;font-size:10px}.nav-check{padding-left:0;border:0}.hero{padding:35px 6% 0;grid-template-columns:1fr;gap:28px}.hero .eyebrow{font-size:8px}h1{font-size:47px;margin-top:21px;line-height:1.45}.hero-lead{font-size:12px;line-height:2.2}.button{margin-top:23px;font-size:12px;padding:12px 20px}.hero-note{font-size:9px}.hero-map{min-height:300px}.map-caption{bottom:41px}.hero-bottom{font-size:8px;letter-spacing:.035em;gap:10px}.section{padding:55px 6%}.section-heading{display:block;margin-bottom:24px}.section-heading>p{margin-top:17px;font-size:11px}.eyebrow{font-size:8px}h2{font-size:25px;letter-spacing:0;margin-top:12px}.notice{display:block;padding:14px 16px;font-size:10px}.notice p{margin-top:7px}.filter-row{gap:7px}.filter-row button{padding:7px 11px;font-size:10px}.filter-row button span{margin-left:7px}.route-grid{grid-template-columns:1fr;gap:25px}.route-art{height:190px}.route-body{padding:22px}.route-meta{font-size:10px}.route h3{font-size:19px}.route p{font-size:12px;min-height:0}.distance.compact{font-size:29px;line-height:1.9}.route summary,.source{font-size:12px}dl{font-size:11px}.small-note{font-size:8px}.about{grid-template-columns:1fr;gap:36px}.about h2{font-size:24px}.big-mark{display:none}.about-copy h3{font-size:26px}.about-copy p{font-size:12px}.town-grid{grid-template-columns:1fr;gap:30px}.town .section-heading{display:flex;align-items:start;gap:10px}.town h2{font-size:24px}.preparing{font-size:8px;margin-top:9px}.town-illustration{min-height:240px}.town-illustration svg{max-height:205px}.town h3{font-size:25px}.town p{font-size:12px}.guide h2{font-size:24px}.guide-grid{grid-template-columns:1fr;gap:28px;margin-top:30px}.guide article{border-top:1px solid var(--line);padding-top:20px}.guide article>span{font-size:24px}.guide h3{display:inline;margin-left:14px;font-size:15px}.guide article p{margin-top:12px}.guide-end{align-items:start;gap:20px;font-size:10px}.guide-end>a{font-size:9px;white-space:nowrap}footer{padding:28px 6%;flex-wrap:wrap;gap:15px 25px}footer>p{font-size:10px}footer>div{width:100%;margin:0;text-align:left;font-size:8px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Revision: replace schematic decoration with a geographically located map and plain place information. */
.hero-map{min-height:0;align-self:start;overflow:visible;background:#e2e4d8}
.hero-map .map-top{position:relative;inset:auto;padding:11px 16px;background:#e2e4d8}
.actual-map{position:relative;aspect-ratio:792 / 740;width:100%;line-height:0;overflow:hidden}
.actual-map>img{display:block;width:100%;height:auto;opacity:.88;filter:none}
.hero-map figcaption{position:relative;padding:10px 13px;font-size:9px;line-height:1.65;background:#e7e9dd}
.map-pin{position:absolute;z-index:2;font-size:11px;line-height:1.4;white-space:nowrap}
.map-pin i{position:absolute;width:12px;height:12px;border:2px solid #F3F0E7;border-radius:50%;background:#BD4A33;left:-6px;top:-6px;box-shadow:0 0 0 1px #BD4A33}
.map-pin span{display:block;position:absolute;padding:5px 7px;background:#183E35;color:#F3F0E7;box-shadow:1px 2px 0 #ffffffaa;font-weight:600}
.pin-nishi{left:34.3976%;top:83.2018%}.pin-nishi span{left:10px;bottom:7px}
.pin-takara{left:80.9333%;top:20.5742%}.pin-takara span{right:10px;bottom:7px}
.pin-kamo{left:76.6172%;top:47.9278%}.pin-kamo span{right:10px;bottom:7px}
.route-location{padding:22px;background:#e5e9dc;border-bottom:1px solid var(--line);min-height:129px}
.route-location>span{font-size:9px;letter-spacing:.1em;font-weight:700}
.route-location>p{font-size:11px;color:var(--ink);margin:9px 0 4px;min-height:0}
.route-location>a{font-size:10px;text-decoration:underline;text-underline-offset:4px}
.town-local{background:#e5e6d9;padding:36px;align-self:stretch;display:flex;flex-direction:column;justify-content:center}
.town-local h3{margin:22px 0}.town-local .town-local-note{font-size:11px;color:var(--muted);margin-top:22px}
@media(max-width:650px){.hero-map{min-height:0}.map-pin{font-size:9px}.hero-map figcaption{font-size:8px}.route-location{min-height:0;padding:20px 22px}.town-local{padding:26px}.town-local h3{margin:17px 0}.town-local .town-local-note{font-size:10px}}

/* Original-based update 2026-10-12: approved logo, Instagram and cleanliness guidance. */
.brand-logo{width:60px;height:60px;display:block;object-fit:contain;border-radius:2px}
.adopted-logo{display:block;width:min(320px,80%);height:auto;margin-top:38px}
.instagram-link{display:inline-block;min-height:44px;padding:10px 0;font-size:11px}
.town-local-note ul{margin:12px 0 0;padding-left:1.3em}.town-local-note li+li{margin-top:6px}.town-local .town-local-note p{font-size:inherit;line-height:1.9}
@media(max-width:650px){.brand-logo{width:52px;height:52px}.adopted-logo{width:180px;margin-top:24px}}