@font-face{font-family:'Shimafuda Sans';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/noto-sans-jp.ttf') format('truetype')}
@font-face{font-family:'Shimafuda Sans';font-style:normal;font-weight:500;font-display:swap;src:url('/fonts/noto-sans-jp-1.ttf') format('truetype')}
@font-face{font-family:'Shimafuda Sans';font-style:normal;font-weight:600;font-display:swap;src:url('/fonts/noto-sans-jp-2.ttf') format('truetype')}
@font-face{font-family:'Shimafuda Sans';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/noto-sans-jp-3.ttf') format('truetype')}
:root{--ink:#163c47;--muted:#6c7c7d;--paper:#f7f8f4;--white:#fff;--line:#dce3dd;--sea:#e9f1ef;--blue:#295f70;--red:#b84e3d;--serif:var(--sans);--sans:'Shimafuda Sans',-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN','Yu Gothic',Meiryo,sans-serif}
main:focus{outline:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:18px;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #c37a4e;outline-offset:5px}img{display:block;max-width:100%}svg.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.5}button{border:0}main{min-height:65vh}.skip-link{position:fixed;top:-70px;left:12px;z-index:100;background:white;padding:12px}.skip-link:focus{top:12px}.site-header{height:100px;display:flex;align-items:center;justify-content:space-between;gap:24px;max-width:1440px;margin:auto;padding:0 5%;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}.brand-mark{display:flex;align-items:center;justify-content:center;width:47px;height:58px;writing-mode:vertical-rl;border:1.5px solid var(--red);border-radius:3px;color:var(--red);font-family:var(--serif);font-size:25px;font-weight:700;line-height:1;letter-spacing:3px;transform:rotate(-4deg)}.brand-en{font-size:16px;font-weight:650;letter-spacing:.18em;line-height:1.6}.brand-en span{display:block;font-size:14px;font-weight:400;letter-spacing:.16em;margin-top:3px}.desktop-nav{display:flex;gap:30px;font-size:16px;font-weight:550}.desktop-nav a{position:relative;padding:10px 0}.desktop-nav a:after{content:'';position:absolute;height:1px;background:var(--red);left:0;right:100%;bottom:3px;transition:right .2s}.desktop-nav a:hover:after{right:0}.header-notebook{display:flex;align-items:center;gap:10px;border:1px solid var(--ink);padding:10px 17px;border-radius:3px;font-size:16px}.header-notebook:hover{background:var(--ink);color:white}.wrap{max-width:1240px;margin:auto;padding-left:5%;padding-right:5%}.eyebrow{font-size:14px;letter-spacing:.2em;font-weight:650;color:var(--blue);display:flex;align-items:center;gap:12px;margin-bottom:20px}.eyebrow:before{content:'';width:24px;height:1px;background:currentColor}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:32px}.section-heading h2{font-family:var(--serif);font-size:30px;font-weight:600;letter-spacing:.08em;margin-bottom:7px}.section-heading p{color:#4f6669;font-size:16px;margin:0}.text-link{display:inline-flex;align-items:center;gap:20px;font-size:16px;white-space:nowrap;border-bottom:1px solid var(--ink);padding-bottom:5px}.text-link:hover{color:var(--red);border-color:var(--red)}.button{display:inline-flex;justify-content:center;align-items:center;gap:24px;min-height:48px;padding:12px 23px;border-radius:3px;border:1px solid var(--ink);background:var(--ink);color:white;font-size:16px;font-weight:550;transition:background .2s,transform .2s}.button:hover{background:#285663;transform:translateY(-2px)}.button.secondary{background:transparent;color:var(--ink)}.button.secondary:hover{background:var(--sea)}.button.cream{background:var(--paper);color:var(--ink);border-color:var(--paper)}.arrow{font-size:20px;font-weight:400;line-height:1}.hero{max-width:1440px;margin:auto;display:grid;grid-template-columns:46% 54%;padding:52px 5% 58px;position:relative;gap:0;align-items:center}.hero-copy{padding-right:20px;position:relative;z-index:1}.hero-copy .eyebrow{margin-bottom:28px}.hero h1{font-family:var(--serif);font-size:clamp(32px,3.4vw,50px);font-weight:600;letter-spacing:.07em;line-height:1.7;margin-bottom:22px;white-space:nowrap}.hero h1 .accent{position:relative;display:inline-block}.hero h1 .accent:after{content:'';height:6px;background:#b7cfc8;position:absolute;bottom:8px;left:0;right:0;z-index:-1;transform:rotate(-2deg)}.hero-lead{font-size:16px;line-height:2.1;color:#506b70;margin-bottom:27px}.hero-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.hero-actions .text-link{border:0;gap:12px}.hero-photo{height:420px;position:relative;padding:0 12px 0 15px}.hero-photo:before{content:'';position:absolute;inset:-14px -8px 20px 36px;border:1px solid #cbdad0;border-radius:46% 44% 6% 6%;transform:rotate(3deg)}.hero-photo>img{width:100%;height:100%;object-fit:cover;object-position:center;border-radius:46% 44% 5% 5%;position:relative}.photo-label{position:absolute;bottom:17px;left:36px;display:flex;gap:10px;align-items:center;color:#fff;font-size:16px;text-shadow:0 1px 8px #163c47}.photo-label .icon{width:14px;height:14px}.hero-note{position:absolute;right:-4px;top:32px;writing-mode:vertical-rl;font-family:var(--serif);letter-spacing:.25em;font-size:16px;background:var(--paper);padding:14px 8px}.hero-round{position:absolute;right:-8px;bottom:38px;width:99px;height:99px;border:1px solid var(--red);border-radius:50%;background:var(--paper);color:var(--red);display:flex;align-items:center;justify-content:center;text-align:center;font-family:var(--serif);font-size:18px;line-height:1.8;transform:rotate(8deg)}.hero-bottom{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding-top:35px;color:#4f6669;font-size:14px;letter-spacing:.16em}.hero-bottom .rule{height:1px;background:var(--line);flex:1;margin:0 20px}.news-line{max-width:1116px;margin:0 auto 76px;padding:15px 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;gap:24px;align-items:center;font-size:16px}.news-line .news-tag{font-size:14px;letter-spacing:.1em;color:var(--red);white-space:nowrap}.news-line span:last-child{margin-left:auto}.explore-section{padding-top:0;padding-bottom:76px}.map-panel{border:1px solid #dce7e0;background:#edf3ef;position:relative;display:grid;grid-template-columns:29% 71%;min-height:410px;border-radius:6px;overflow:hidden}.map-panel:after{content:'';position:absolute;inset:0;background-image:radial-gradient(#d3dfd7 .6px,transparent .6px);background-size:12px 12px;opacity:.3;pointer-events:none}.map-intro{z-index:1;padding:40px 0 35px 35px}.map-intro h3{font-family:var(--serif);font-weight:500;font-size:26px;line-height:1.8;letter-spacing:.07em;margin-bottom:15px}.map-intro p{font-size:16px;color:#4f6669;line-height:2}.map-intro .map-index{display:flex;align-items:center;gap:8px;font-size:14px;margin-top:27px}.pin-dot{width:8px;height:8px;background:var(--red);border-radius:50%;display:inline-block;box-shadow:0 0 0 4px #b84e3d16}.map-stage{position:relative;aspect-ratio:1.6;align-self:center;z-index:1;margin:10px 20px 10px -10px}.japan-map{position:absolute;width:100%;height:100%;object-fit:contain;opacity:.95}.region-button{position:absolute;background:var(--paper);border:1px solid #d3ded6;border-radius:3px;padding:6px 12px;font-size:16px;box-shadow:0 2px 6px #193e4510;min-height:36px;white-space:nowrap;transition:background .2s,color .2s}.region-button:hover,.region-button[aria-pressed=true]{background:var(--ink);color:white;border-color:var(--ink)}.region-button .count{margin-left:6px;font-size:14px;color:var(--red)}.region-button[aria-pressed=true] .count{color:#cfe1d7}.region-button[data-region=hokkaido]{top:12%;left:68%}.region-button[data-region=tohoku]{top:34%;left:72%}.region-button[data-region=hokuriku]{top:42%;left:40%}.region-button[data-region=tokyo]{top:57%;left:70%}.region-button[data-region=setouchi]{top:61%;left:25%}.region-button[data-region=kyushu]{top:76%;left:13%}.region-button[data-region=okinawa]{top:81%;left:70%}.map-place{position:absolute;color:var(--red);font-size:16px;font-weight:600;display:flex;align-items:center;gap:5px}.map-place.manabe{top:72%;left:42%}.map-place.miyako{top:89%;left:58%}.region-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.chip{border:1px solid var(--line);border-radius:30px;padding:7px 16px;background:transparent;font-size:16px;min-height:38px;white-space:nowrap}.chip:hover,.chip.active{background:var(--ink);color:white;border-color:var(--ink)}.island-results{margin-top:30px;scroll-margin-top:25px}.results-title{font-size:16px;color:#4f6669;margin-bottom:15px;display:flex;justify-content:space-between;gap:12px}.island-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.island-card{display:grid;grid-template-columns:44% 56%;background:white;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:transform .2s,box-shadow .2s;min-height:190px}.island-card:hover{transform:translateY(-4px);box-shadow:0 8px 22px #163c4709}.island-image{position:relative;overflow:hidden;min-height:190px;background:#c7e1e2}.island-image img{height:100%;width:100%;object-fit:cover;transition:transform .5s}.island-card:hover img{transform:scale(1.04)}.island-image .photo-region{position:absolute;bottom:10px;left:12px;color:white;font-size:14px;text-shadow:0 1px 4px #163c47}.island-info{padding:22px 22px 18px;display:flex;flex-direction:column;align-items:flex-start}.status-tag{display:inline-flex;padding:2px 7px;border:1px solid #c5d9ce;border-radius:2px;color:#557766;font-size:14px;letter-spacing:.05em}.status-tag.intro{border-color:#d2d8d5;color:#788783}.island-info h3{font-family:var(--serif);font-weight:500;font-size:26px;letter-spacing:.12em;margin:8px 0 0}.island-info .roman{font-size:14px;letter-spacing:.15em;color:#4f6669;margin-bottom:9px}.island-info p{font-size:16px;line-height:1.7;margin-bottom:10px}.island-info .island-footer{margin-top:auto;font-size:14px;color:#4f6669;display:flex;justify-content:space-between;width:100%}.island-info .arrow{color:var(--ink)}.sea-illustration{position:relative;display:flex;align-items:center;justify-content:center;min-height:190px;background:linear-gradient(150deg,#d8eee8,#9dcfd0 65%,#56a3b4);overflow:hidden;color:#fff}.sea-illustration:before,.sea-illustration:after{content:'';position:absolute;width:200%;height:65px;border:1px solid #ffffff65;border-radius:50%;transform:rotate(-15deg);bottom:10px}.sea-illustration:after{bottom:35px}.sea-illustration .island-shape{width:64px;height:25px;background:#789c7d;border-radius:55% 70% 42% 55%;transform:rotate(-20deg);box-shadow:0 0 0 7px #d1e8be50;position:absolute;top:34%;left:28%}.sea-illustration .film-label{position:relative;z-index:1;border:1px solid #fff9;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#163c4735}.gallery-section{background:#eef1eb;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:65px 0 70px}.gallery-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.post-card{display:block;background:var(--paper);border:1px solid #dce1d8;border-radius:3px;overflow:hidden;transition:transform .2s,box-shadow .2s}.post-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px #163c4710}.post-image{aspect-ratio:4/5;position:relative;background:#e1e7de;overflow:hidden}.post-image img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .5s}.post-image.landscape img{object-fit:contain;background:#d9e5dc}.post-card:hover img{transform:scale(1.025)}.example-tag{position:absolute;top:12px;left:12px;font-size:14px;background:#f7f8f4ed;color:var(--ink);padding:3px 8px;border-radius:2px}.post-info{padding:15px 17px 17px}.post-meta{display:flex;justify-content:space-between;font-size:14px;color:#4f6669;margin-bottom:5px}.post-info h3{font-size:16px;font-weight:500;margin:0;line-height:1.8}.gallery-note{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:27px}.gallery-note p{font-size:16px;color:#4f6669;margin:0}.how-section{padding-top:78px;padding-bottom:80px}.how-layout{display:grid;grid-template-columns:30% 70%;gap:20px}.how-intro h2{font-family:var(--serif);font-size:29px;line-height:1.8;font-weight:500;letter-spacing:.08em}.how-intro p{font-size:16px;color:#4f6669;line-height:2}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px;padding-top:10px}.step{border-top:1px solid #bbcfc3;padding-top:15px;position:relative}.step-number{font-family:var(--sans);font-size:18px;font-style:normal;color:var(--red)}.step-symbol{height:60px;display:flex;align-items:center}.step-symbol .icon{width:31px;height:31px;stroke-width:1.2}.step h3{font-family:var(--serif);font-weight:500;font-size:19px;letter-spacing:.06em;margin-bottom:12px}.step p{font-size:16px;color:#4f6669;line-height:1.9}.activities-section{padding-bottom:75px}.activity-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.activity-card{display:grid;grid-template-columns:36% 64%;border-top:1px solid var(--line);padding-top:22px;gap:0}.activity-card img{width:100%;height:170px;object-fit:cover;border-radius:3px}.activity-copy{padding:0 0 0 24px}.activity-copy small{font-size:14px;color:var(--red)}.activity-copy h3{font-family:var(--serif);font-weight:500;font-size:20px;margin:8px 0}.activity-copy p{font-size:16px;color:#4f6669}.activity-copy .text-link{font-size:16px}.invitation{padding:45px 6%;background:var(--ink);color:var(--paper);display:flex;align-items:center;justify-content:space-between;gap:30px;border-radius:4px;margin-bottom:75px}.invitation h2{font-family:var(--serif);font-weight:500;font-size:26px;letter-spacing:.07em;margin-bottom:9px}.invitation p{color:#c2d2ce;font-size:16px;margin:0}.site-footer{padding:42px 5% 26px;border-top:1px solid var(--line);max-width:1440px;margin:auto;display:grid;grid-template-columns:1fr 1fr;gap:22px}.site-footer .brand-mark{width:34px;height:44px;font-size:20px}.site-footer p{font-family:var(--serif);font-size:16px;text-align:right;align-self:center;margin:0}.site-footer>div{display:flex;gap:24px;font-size:14px}.site-footer small{font-size:14px;text-align:right;align-self:end;color:#4f6669}.site-footer small span{margin-left:12px;color:var(--red)}.mobile-nav{display:none}.loading{padding:110px 20px;text-align:center;color:#4f6669}.loading-wave{display:block;font-size:40px;color:var(--blue)}.page-top{padding-top:45px;padding-bottom:35px}.breadcrumb{display:flex;gap:10px;align-items:center;font-size:14px;color:#4f6669;margin-bottom:32px;flex-wrap:wrap}.breadcrumb a:hover{color:var(--red)}.page-top h1{font-family:var(--serif);font-size:38px;letter-spacing:.08em;font-weight:500;margin-bottom:13px}.page-top p{color:#4f6669;font-size:16px;max-width:640px}.page-body{padding-bottom:80px}.page-body .gallery-grid{margin-top:25px}.page-tools{display:flex;gap:16px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-bottom:24px}.filters{display:flex;flex-wrap:wrap;gap:8px}.gallery-empty,.empty-state{padding:55px 25px;text-align:center;background:#eef2ec;border:1px dashed #cbd8ce;border-radius:5px}.empty-state .icon{height:42px;width:42px;stroke-width:1;margin-bottom:16px}.empty-state h2{font-family:var(--serif);font-size:23px;font-weight:500;letter-spacing:.06em}.empty-state p{font-size:16px;color:#4f6669;max-width:450px;margin:0 auto 22px;line-height:2}.empty-state .button{margin:4px}.island-hero{display:grid;grid-template-columns:46% 54%;margin-bottom:42px;border:1px solid var(--line);border-radius:5px;overflow:hidden;background:#fff}.island-hero-copy{padding:40px}.island-hero h1{font-family:var(--serif);font-size:45px;font-weight:500;letter-spacing:.1em;margin:12px 0 0}.island-hero .roman{font-size:14px;letter-spacing:.22em;color:#4f6669;margin-bottom:24px}.island-hero h2{font-family:var(--serif);font-size:23px;font-weight:500;line-height:1.8}.island-hero p{font-size:16px;color:#4f6669;line-height:2.2}.island-hero>img{width:100%;height:100%;object-fit:cover;min-height:350px}.island-hero>.sea-illustration{min-height:350px}.island-hero>.sea-illustration .film-label{width:70px;height:70px;font-size:23px}.island-tabs{display:flex;gap:28px;border-bottom:1px solid var(--line);margin-bottom:40px;overflow:auto}.island-tabs a{font-size:16px;padding:12px 0;white-space:nowrap}.island-tabs a:first-child{border-bottom:2px solid var(--red)}.subsection{margin:45px 0}.subsection h2{font-family:var(--serif);font-weight:500;font-size:26px;letter-spacing:.08em}.notice{padding:15px 20px;background:#edf1e9;border-left:2px solid #90ac94;font-size:16px;color:#5a7061;line-height:2;margin-bottom:25px}.notice strong{color:var(--ink)}.media-feature{display:grid;grid-template-columns:1fr 1fr;gap:24px}.media-feature img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:4px}.media-feature figcaption{font-size:16px;color:#4f6669;margin-top:9px}.media-feature figure{margin:0}.video-cover{aspect-ratio:16/9;position:relative;background:var(--ink);overflow:hidden;border-radius:5px;display:flex;align-items:center;justify-content:center;color:white;text-align:center;padding:30px}.video-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.6}.video-cover>div{position:relative}.video-cover .play{display:flex;margin:0 auto 15px;border:1px solid #fff8;border-radius:50%;width:58px;height:58px;align-items:center;justify-content:center;font-size:20px}.video-cover h3{font-family:var(--serif);font-size:25px;letter-spacing:.1em}.video-cover p{font-size:16px;color:#d4e4df}.video-frame{width:100%;aspect-ratio:16/9;border:0;border-radius:5px;background:var(--ink)}.back-link{display:inline-flex;align-items:center;gap:8px;color:#4f6669;font-size:16px;margin-bottom:25px}.detail-layout{display:grid;grid-template-columns:55% 45%;border:1px solid var(--line);background:white;border-radius:5px;overflow:hidden}.detail-photo{background:#e7ece4;display:flex;align-items:center;justify-content:center;padding:20px}.detail-photo img{max-height:760px;object-fit:contain;width:100%}.detail-copy{padding:40px}.detail-copy h1{font-family:var(--serif);font-weight:500;font-size:29px;line-height:1.8;margin-top:20px}.detail-copy p{font-size:16px;line-height:2.1;color:#4f6669}.detail-copy .meta-row{font-size:16px;color:#4f6669;margin-bottom:15px}.detail-actions{display:flex;flex-wrap:wrap;gap:10px;margin:25px 0}.tag{font-size:16px;color:var(--blue);display:inline-block;background:var(--sea);padding:4px 10px;border-radius:3px}.detail-copy .example-note{font-size:16px;border-top:1px solid var(--line);padding-top:20px}.narrow{max-width:720px;margin:auto}.form-card{background:#fff;border:1px solid var(--line);border-radius:5px;padding:32px;margin-bottom:25px}.form-field{margin-bottom:24px}.form-field label{display:block;font-size:16px;font-weight:600;margin-bottom:8px}.form-field .hint{font-size:16px;color:#4f6669;margin:7px 0 0}.form-field input,.form-field textarea,.form-field select{width:100%;border:1px solid #cbd6cd;border-radius:3px;min-height:46px;padding:10px 13px;color:var(--ink);background:var(--paper)}.form-field textarea{min-height:120px;resize:vertical}.upload-zone{display:flex!important;align-items:center;justify-content:center;flex-direction:column;gap:10px;text-align:center;min-height:220px;border:1px dashed #afc3b6;border-radius:4px;background:#f5f7f1;cursor:pointer;padding:24px;position:relative;overflow:hidden}.upload-zone input{position:absolute;width:1px;height:1px;opacity:0}.upload-zone .icon{height:35px;width:35px;stroke-width:1.2}.upload-zone span{font-size:16px}.upload-zone small{color:#4f6669;font-size:14px}.upload-zone img{max-height:350px;object-fit:contain}.check-label{display:flex;align-items:flex-start;gap:9px;font-size:16px;margin-bottom:20px}.check-label input{margin-top:5px;flex-shrink:0}.form-footer{display:flex;align-items:center;justify-content:space-between;gap:15px}.form-footer p{font-size:16px;color:#4f6669;margin:0}.account-item{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.account-item:first-child{padding-top:0}.account-item:last-child{border-bottom:0;padding-bottom:0}.account-item h2{font-size:16px;font-weight:550;margin-bottom:4px}.account-item p{font-size:16px;color:#4f6669;margin:0}.account-item .text-link{font-size:16px}.notebook-preview{border:1px solid var(--line);border-radius:8px;padding:30px;background:#eef0e5;max-width:520px;margin:25px auto 0;box-shadow:inset 8px 0 #cdd6c7}.notebook-preview .notebook-title{font-family:var(--serif);font-size:20px;text-align:center;letter-spacing:.2em;margin-bottom:22px}.notebook-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.notebook-card{position:relative;background:var(--paper);padding:5px;border:1px solid #c6cebf;transform:rotate(-3deg)}.notebook-card:nth-child(2){transform:rotate(3deg)}.notebook-card img{height:130px;width:100%;object-fit:cover}.notebook-card span{font-size:14px;display:block;text-align:center;margin-top:4px}.preview-caption{text-align:center;font-size:14px;color:#4f6669;margin-top:15px}.about-intro{font-family:var(--serif);font-size:28px;line-height:1.9;letter-spacing:.06em}.prose{font-size:16px;line-height:2.2}.prose h2{font-family:var(--serif);font-weight:500;font-size:23px;margin:38px 0 14px}.prose ul,.prose ol{padding-left:23px}.prose li{padding-left:3px;margin-bottom:9px}.prose a{text-decoration:underline;text-underline-offset:4px}.prose .updated{font-size:16px;color:#4f6669}dialog{max-width:500px;width:calc(100% - 32px);border:1px solid var(--line);border-radius:7px;background:var(--paper);color:var(--ink);padding:38px;box-shadow:0 20px 80px #163c4730}dialog::backdrop{background:#153d4660;backdrop-filter:blur(3px)}dialog h2{font-family:var(--serif);font-size:25px;font-weight:500;letter-spacing:.06em;padding-right:15px}dialog p{font-size:16px;color:#4f6669;line-height:2}.dialog-close{position:absolute;right:12px;top:10px;width:38px;height:38px;background:transparent;font-size:25px}.dialog-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}.toast{position:fixed;bottom:35px;left:50%;transform:translate(-50%,20px);background:var(--ink);color:white;max-width:calc(100% - 32px);padding:12px 22px;border-radius:4px;box-shadow:0 4px 20px #163c4720;font-size:16px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:100}.toast.visible{opacity:1;transform:translate(-50%,0)}.error-panel{padding:90px 20px;text-align:center}.error-panel h1{font-family:var(--serif);font-size:27px}.error-panel p{font-size:16px;color:#4f6669}.progress-path{display:flex;align-items:center;gap:12px;font-size:16px;color:#4f6669;margin-bottom:25px}.progress-path strong{color:var(--red)}.compact-activity{margin-top:35px}.hidden{display:none!important}
@media(min-width:1450px){.hero{padding-top:65px;padding-bottom:65px}.hero-photo{height:460px}.hero h1{font-size:51px}}
@media(max-width:1050px){.desktop-nav{gap:18px}.site-header{gap:16px}.header-notebook{padding:9px 12px}.hero h1{font-size:37px}.hero-photo{height:360px}.hero-round{width:85px;height:85px;font-size:16px}.hero-actions{gap:15px}.hero-actions .button{padding:12px 16px}.how-layout{grid-template-columns:27% 73%;gap:10px}.island-card{grid-template-columns:40% 60%}.island-info{padding:18px}.map-panel{grid-template-columns:26% 74%;min-height:360px}.map-intro{padding-left:25px;padding-top:30px}.map-intro h3{font-size:22px}.map-stage{margin-right:5px}.gallery-grid{gap:18px}.island-hero-copy{padding:30px}.invitation h2{font-size:23px}}
@media(max-width:760px){body{font-size:16px;padding-bottom:calc(68px + env(safe-area-inset-bottom))}.site-header{height:78px;padding:0 5%;gap:10px}.brand-mark{width:35px;height:46px;font-size:22px;letter-spacing:2px}.brand-en{font-size:14px;letter-spacing:.14em}.brand-en span{font-size:14px}.brand{gap:10px}.desktop-nav{display:none}.header-notebook{font-size:14px;padding:8px 10px;gap:7px;min-height:39px}.header-notebook .icon{width:16px;height:16px}.header-notebook>span:last-child{display:none}.hero{display:flex;flex-direction:column;padding:32px 6% 27px;align-items:stretch}.hero-copy{padding:0}.hero-copy .eyebrow{font-size:14px;margin-bottom:17px;letter-spacing:.15em}.hero h1{font-size:clamp(29px,7.2vw,45px);line-height:1.65;letter-spacing:.04em;margin-bottom:15px}.hero-lead{font-size:16px;line-height:2;margin-bottom:21px}.hero-actions{gap:20px}.hero-actions .button{min-height:46px;padding:11px 20px;font-size:16px}.hero-actions .text-link{font-size:16px}.hero-photo{height:auto;aspect-ratio:1.35;margin-top:36px;padding:0 15px 0 0;margin-right:9px}.hero-photo:before{inset:-10px -8px 16px 20px}.hero-photo>img{border-radius:43% 45% 4% 4%;object-position:center 62%}.hero-note{right:-15px;top:38px;font-size:14px;padding:10px 5px}.hero-round{width:76px;height:76px;font-size:16px;right:-12px;bottom:20px}.photo-label{left:16px;bottom:15px;font-size:14px}.hero-bottom{font-size:14px;padding-top:25px;letter-spacing:.11em}.hero-bottom .rule{margin:0 12px}.news-line{margin:0 5% 46px;padding:12px 0;gap:14px;align-items:flex-start;font-size:14px;line-height:1.8}.news-line .news-tag{font-size:14px;margin-top:2px}.news-line span:last-child{align-self:center}.section-heading{margin-bottom:22px;gap:12px}.section-heading h2{font-size:25px;letter-spacing:.06em}.section-heading p{font-size:14px;line-height:1.9}.eyebrow{font-size:14px;margin-bottom:13px}.text-link{font-size:14px;gap:10px}.explore-section{padding-bottom:45px}.map-panel{display:block;min-height:0;border-radius:4px}.map-intro{padding:21px 22px 0}.map-intro h3{font-size:19px;line-height:1.6;margin-bottom:6px}.map-intro h3 br{display:none}.map-intro p{font-size:14px;line-height:1.8;margin-bottom:0}.map-intro p br{display:none}.map-intro .map-index{margin-top:12px;font-size:14px}.map-stage{aspect-ratio:1.23;margin:0 10px 15px;min-height:265px}.region-button{font-size:14px;padding:8px 10px;min-height:40px}.region-button[data-region=hokkaido]{top:7%;left:63%}.region-button[data-region=tohoku]{top:30%;left:70%}.region-button[data-region=hokuriku]{top:39%;left:30%}.region-button[data-region=tokyo]{top:54%;left:68%}.region-button[data-region=setouchi]{top:58%;left:14%}.region-button[data-region=kyushu]{top:76%;left:7%}.region-button[data-region=okinawa]{top:82%;left:67%}.map-place{font-size:14px}.map-place.manabe{top:70%;left:38%}.map-place.miyako{top:91%;left:53%}.region-list{flex-wrap:nowrap;overflow:auto;margin:14px -5.5% 0;padding:0 5% 8px;scrollbar-width:thin}.chip{min-height:38px;font-size:16px;padding:7px 14px}.island-results{margin-top:22px}.results-title{font-size:14px;margin-bottom:12px}.island-grid{grid-template-columns:1fr;gap:15px}.island-card{grid-template-columns:41% 59%;min-height:164px}.island-image,.sea-illustration{min-height:164px}.island-info{padding:14px 17px}.island-info h3{font-size:25px;margin-top:6px}.island-info .roman{font-size:14px;margin-bottom:7px}.island-info p{font-size:14px;margin-bottom:8px}.status-tag{font-size:14px}.island-info .island-footer{font-size:14px}.gallery-section{padding:40px 0 38px}.gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.gallery-grid .post-card:last-child:nth-child(odd){grid-column:auto}.post-image{aspect-ratio:3/4}.post-info{padding:10px 10px 12px}.post-meta{font-size:14px;gap:6px;flex-wrap:wrap}.post-info h3{font-size:14px;line-height:1.8}.example-tag{top:8px;left:8px;font-size:14px;padding:2px 6px}.gallery-note{align-items:flex-start;flex-direction:column;gap:16px;margin-top:20px}.gallery-note p{font-size:14px}.gallery-note .button{align-self:flex-end;font-size:16px;min-height:42px}.how-section{padding-top:45px;padding-bottom:40px}.how-layout{display:block}.how-intro h2{font-size:26px;line-height:1.7;margin-bottom:14px}.how-intro p{font-size:16px}.steps{gap:16px;margin-top:28px}.step-number{font-size:16px}.step-symbol{height:46px}.step-symbol .icon{height:26px;width:26px}.step h3{font-size:18px;line-height:1.6;letter-spacing:0;margin-bottom:10px}.step p{font-size:14px;line-height:1.9}.activities-section{padding-bottom:40px}.activity-grid{grid-template-columns:1fr;gap:20px}.activity-card{grid-template-columns:36% 64%;padding-top:18px}.activity-card img{height:150px}.activity-copy{padding-left:19px}.activity-copy h3{font-size:18px}.activity-copy p{font-size:14px}.activity-copy small{font-size:14px}.invitation{margin-bottom:40px;padding:28px 24px;display:block}.invitation h2{font-size:22px;line-height:1.8}.invitation p{font-size:14px;margin-bottom:20px}.invitation .button{font-size:16px;min-height:43px}.site-footer{padding:30px 5% 25px;grid-template-columns:1fr;gap:20px}.site-footer p{text-align:left;font-size:16px}.site-footer>div{gap:17px;font-size:14px;flex-wrap:wrap}.site-footer small{text-align:left;font-size:14px}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);bottom:0;left:0;right:0;min-height:68px;padding:8px 5px calc(8px + env(safe-area-inset-bottom));background:#f7f8f4f5;border-top:1px solid var(--line);backdrop-filter:blur(12px);z-index:20}.mobile-nav a{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;font-size:14px;color:#4f6669;min-height:46px}.mobile-nav a.active{color:var(--red)}.mobile-nav a .icon{height:21px;width:21px}.mobile-plus{display:flex;align-items:center;justify-content:center;background:var(--ink);color:white;border-radius:50%;width:26px;height:26px;margin-top:-5px}.page-top{padding-top:25px;padding-bottom:25px}.breadcrumb{font-size:14px;gap:8px;margin-bottom:25px}.page-top h1{font-size:29px}.page-top p{font-size:16px;line-height:2}.page-body{padding-bottom:40px}.page-tools{gap:15px;margin-bottom:20px}.page-tools .button{font-size:16px;min-height:42px;padding:9px 17px}.filters{gap:7px}.page-body .gallery-grid{margin-top:18px}.island-hero{display:flex;flex-direction:column;margin-bottom:20px}.island-hero-copy{padding:25px;order:2}.island-hero h1{font-size:36px;margin-top:8px}.island-hero .roman{font-size:14px;margin-bottom:18px}.island-hero h2{font-size:21px}.island-hero p{font-size:16px;line-height:2}.island-hero>img{min-height:0;height:240px;order:1}.island-hero>.sea-illustration{min-height:240px;order:1}.island-tabs{gap:25px;margin-bottom:25px}.island-tabs a{font-size:16px}.subsection{margin:30px 0}.subsection h2{font-size:23px}.notice{font-size:14px;padding:12px 15px;line-height:2}.media-feature{gap:13px}.media-feature figcaption{font-size:14px;line-height:1.7}.video-cover{padding:20px}.video-cover h3{font-size:21px}.video-cover .play{height:45px;width:45px}.video-cover p{font-size:14px}.detail-layout{display:block}.detail-photo{padding:13px}.detail-photo img{max-height:70vh;object-fit:contain}.detail-copy{padding:25px}.detail-copy h1{font-size:23px}.detail-copy p{font-size:16px}.detail-copy .example-note{font-size:14px}.detail-actions .button{font-size:16px;min-height:44px}.form-card{padding:23px 20px}.form-field{margin-bottom:21px}.form-field label{font-size:16px}.form-field input,.form-field select,.form-field textarea{font-size:18px}.form-field .hint{font-size:14px}.form-footer{align-items:stretch;flex-direction:column;gap:14px}.form-footer .button{width:100%}.empty-state{padding:35px 20px}.empty-state h2{font-size:21px}.empty-state p{font-size:16px}.empty-state .button{font-size:16px;padding:11px 17px}.notebook-preview{padding:23px 20px}.notebook-cards{gap:10px}.notebook-card img{height:105px}.notebook-card span{font-size:14px}.about-intro{font-size:23px}.prose{font-size:16px;line-height:2.1}.prose h2{font-size:21px}.account-item{gap:15px}.account-item p{font-size:14px}.account-item .text-link{font-size:14px}.toast{bottom:calc(85px + env(safe-area-inset-bottom));font-size:16px;width:max-content;max-width:calc(100% - 30px);padding:12px 17px}dialog{padding:30px 25px}dialog h2{font-size:23px}.progress-path{font-size:14px;gap:8px;flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Artwork is always shown in full, including portrait and landscape designs. */
.post-image img{object-fit:contain;background:#e1e9e2}