:root{--bg:#effbfd;--ink:#24234c;--muted:#62628e;--cyan:#14d0ee;--blue:#28c3ff;--pink:#ff547c;--yellow:#ffc430;--line:#cceef5;--link:#087f9e}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:16px}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans JP","Meiryo",sans-serif;font-size:15px;line-height:1.8}a{color:var(--link);text-decoration:none}a:hover{color:#d6326a}a:focus-visible{outline:3px solid #8e49ed;outline-offset:4px}h1,h2,h3,p,figure{margin:0}h1,h2,.brand,.section-title,.footer-brand{font-family:"LINE Seed JP","Noto Sans JP",sans-serif;font-weight:800}h2{font-size:22px;line-height:1.5}button,input{font:inherit}
.site-header{background:linear-gradient(115deg,#d4f9ff 0%,#effbfd 60%,#fff0f6 100%);padding:22px 24px 0}.header-inner{max-width:1160px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:20px 36px 27px;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 5px 0 #14d0ee12;position:relative}.header-inner:after{content:"";position:absolute;height:5px;left:36px;right:36px;bottom:0;border-radius:99px;background:linear-gradient(90deg,var(--cyan) 0% 44%,var(--pink) 44% 72%,var(--yellow) 72% 100%)}
.brand{display:flex;flex-direction:column;line-height:1.15;color:#09b9d7}.brand small{font-family:"Noto Sans JP",sans-serif;font-size:12px;font-weight:700;letter-spacing:1.2px;color:var(--muted);margin-bottom:9px}.brand>span{font-size:43px;letter-spacing:1px}.brand-pink{color:var(--pink)}.brand:hover{color:#09b9d7}
.page{max-width:1160px;margin:26px auto 56px;padding:0 0}.crumb{display:flex;align-items:center;gap:12px;margin:0 8px 15px;color:var(--muted);font-size:12px}.columns{display:grid;grid-template-columns:minmax(0,808px) minmax(0,320px);gap:28px}main,aside{min-width:0}.panel,.article-panel,.side-panel{background:#fff;border:1px solid var(--line);border-radius:4px;box-shadow:0 4px 0 #14d0ee09}.panel{padding:25px 30px;margin-bottom:22px}.panel>h2,.section-title{padding-bottom:18px}.section-title{font-size:28px;line-height:1.4}.panel>h2:after,.section-title:after,.side-panel>h2:after{content:"";display:block;width:52px;height:4px;margin-top:10px;border-radius:99px;background:linear-gradient(90deg,var(--cyan) 60%,var(--pink) 60% 83%,var(--yellow) 83%)}
.article-head{padding:30px 36px 26px;border-bottom:1px solid var(--line);background:linear-gradient(110deg,#fff 65%,#f0fcff);border-radius:4px 4px 0 0}.article-meta{display:flex;align-items:center;gap:16px;margin-bottom:15px;font-size:12px;color:var(--muted)}.category{display:inline-block;white-space:nowrap;font-size:11px;font-weight:700;line-height:1.6;padding:4px 11px;background:#e3faff;color:#087f9e;border-radius:99px}.category.pink{background:#fff0f5;color:#b72c63}.article-head h1{font-size:29px;line-height:1.65;letter-spacing:.2px}.article-body{padding:24px 36px 28px;font-size:18px;line-height:1.95;overflow-wrap:anywhere}.article-body>p{margin:0 0 20px}.article-body>h2{margin:28px 0 15px;font-size:23px;border-bottom:3px solid #cbf5fc;padding-bottom:8px}.article-body ul{padding-left:24px;margin:15px 0 25px}.article-body li{margin:9px 0}
.official-post{max-width:550px;margin:0 auto 28px;width:100%;min-width:0}.official-post .twitter-tweet{margin:0 auto!important;max-width:100%!important}.official-post iframe{max-width:100%!important}.official-post>blockquote{font-size:15px;padding:20px;border:1px solid var(--line);border-radius:4px}.response{position:relative;margin:0 0 26px;padding:0 0 24px;border-bottom:1px dashed #d8e7f1;scroll-margin-top:25px}.number{font-size:12px;color:var(--muted);font-weight:700;display:inline-block;margin-bottom:9px}.response blockquote{margin:0;font-size:20px;font-weight:600;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.reply{color:#0784b6;font-weight:700}.response.emphasis blockquote{color:#de3570}.response.highlight{animation:flash 1.8s ease-out}@keyframes flash{from{background:#fff1b9}to{background:transparent}}
.editor{border:1px solid #cbeef8;border-left:5px solid var(--cyan);background:#f2fcff;padding:18px 21px;border-radius:4px;margin:30px 0 24px}.editor h2{font-size:12px;color:var(--muted);margin-bottom:8px}.editor p{font-size:17px;line-height:1.8;font-weight:700}.article-body .source-link{font-size:12px;color:var(--muted);margin-bottom:15px}.tag-links{display:flex;flex-wrap:wrap;gap:8px}.tag-links a{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:4px 10px;background:#fff}.tag-links a:hover{background:#effbfd}.article-tags{padding-top:16px;border-top:1px solid var(--line)}
.article-list{display:flex;flex-direction:column}.article-row{position:relative;display:flex;flex-direction:column;gap:10px;padding:19px 27px 19px 0;border-bottom:1px solid #e5f2f6;color:var(--ink)}.article-row:first-child{padding-top:3px}.article-row:last-child{border-bottom:0;padding-bottom:5px}.article-row:hover{color:#0784b6}.row-meta{display:flex;align-items:center;gap:12px;font-size:11px;color:var(--muted);line-height:1.5}.article-row strong{font-size:17px;font-weight:700;line-height:1.7}.row-arrow{position:absolute;right:0;top:50%;color:var(--cyan);font-weight:800}.related{margin-top:24px}.post-navigation{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0}.post-navigation>a{background:#fff;border:1px solid var(--line);border-radius:4px;padding:18px 20px;display:flex;flex-direction:column;gap:8px;color:var(--ink)}.post-navigation span{font-size:12px;color:var(--link);font-weight:700}.post-navigation strong{font-size:14px;line-height:1.8}.post-navigation>a:hover{border-color:var(--cyan)}.more-link{display:block;font-size:13px;text-align:right;font-weight:700;padding-top:20px}
.side-panel{padding:23px;margin-bottom:22px}.side-panel>h2{font-size:18px;margin-bottom:20px}.side-panel .article-row strong{font-size:13px}.side-panel .article-row{gap:8px;padding-right:12px}.side-panel .row-arrow{display:none}.side-panel .category{font-size:10px;padding:3px 8px}.side-panel .row-meta{gap:8px;font-size:10px}.category-links{display:flex;flex-direction:column}.category-links a{display:flex;justify-content:space-between;font-size:14px;font-weight:700;padding:12px 0;border-bottom:1px solid #e5f2f6;color:var(--muted)}.category-links a:last-child{border:0}.category-links span{color:var(--link);font-size:12px}.prose h1{font-size:27px;margin-bottom:25px}.prose p{margin-bottom:20px}footer{text-align:center;padding:32px 20px 28px;background:#fff;border-top:1px solid var(--line);color:var(--muted)}.footer-brand{font-size:22px;color:#09b9d7}footer nav{display:flex;justify-content:center;flex-wrap:wrap;gap:20px;font-size:12px;margin:17px 0}footer p{font-size:10px}
@media(max-width:1210px){.page{margin-left:24px;margin-right:24px}.columns{grid-template-columns:minmax(0,1fr) 288px;gap:24px}}
@media(max-width:820px){.site-header{padding:13px 14px 0}.header-inner{padding:17px 20px 23px;border-radius:6px}.header-inner:after{left:20px;right:20px}.brand>span{font-size:33px}.brand small{font-size:10px}.page{margin:20px 14px 36px}.columns{grid-template-columns:1fr;gap:22px}.panel{padding:22px}.side-panel{padding:22px}.article-head{padding:24px}.article-body{padding:22px 24px}.article-head h1{font-size:25px}.article-body{font-size:17px}.response blockquote{font-size:19px}.section-title{font-size:25px}}
@media(max-width:480px){.header-inner{align-items:flex-start;gap:9px;padding:18px 18px 22px}.brand>span{font-size:31px;letter-spacing:0}.brand small{font-size:9px;letter-spacing:.6px;margin-bottom:8px}.page{margin-top:18px}.crumb{font-size:11px;margin-bottom:12px}.article-head{padding:22px 20px 21px}.article-head h1{font-size:23px;line-height:1.7}.article-body{padding:20px}.article-meta{margin-bottom:13px;gap:12px}.official-post{margin-bottom:26px}.response blockquote{font-size:18px}.response{margin-bottom:22px;padding-bottom:20px}.editor{padding:16px}.editor p{font-size:16px}.panel{padding:21px 20px}.article-row strong{font-size:16px}.row-meta{gap:10px}.post-navigation{gap:10px}.post-navigation>a{padding:15px}.post-navigation strong{font-size:12px}.tag-links a{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.response.highlight{animation:none;background:#fff1b9}}
.article-row{flex-direction:row;align-items:center;gap:17px}.article-thumb{flex:0 0 auto;width:96px;height:72px;object-fit:cover;border-radius:4px;background:#e3faff;border:1px solid #def3f8}.row-copy{display:flex;flex-direction:column;gap:8px;min-width:0}.response-meta{display:flex;flex-wrap:wrap;align-items:baseline;gap:3px 9px;font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:11px}.response-meta .number{margin:0;color:var(--link)}.post-name{color:#087f9e}.post-image{display:block;max-width:550px;margin:16px 0 5px}.post-image img{display:block;max-width:100%;height:auto;border-radius:4px}.side-panel .article-row{gap:10px}.side-panel .article-thumb{width:64px;height:64px}.side-panel .row-meta{flex-wrap:wrap;gap:3px 8px}.side-panel .row-copy{gap:5px}
@media(max-width:480px){.article-row{gap:12px}.article-thumb{width:78px;height:70px}.article-row strong{font-size:14px}.row-meta{flex-wrap:wrap;gap:3px 7px}.row-copy{gap:7px}.response-meta{font-size:11px;gap:2px 7px}.post-image{margin-top:14px}.row-arrow{font-size:13px}}

.navbar{background:#fff;border-top:1px solid #e5f2f6;border-bottom:1px solid #dceef3;margin-top:16px}.navbar-inner{position:relative;max-width:1160px;margin:0 auto;display:flex;flex-direction:column;align-items:center}.navbar ul{list-style:none;display:flex;flex-wrap:nowrap;justify-content:center;max-width:100%;margin:0;padding:0}.navbar li{flex:0 0 auto;min-width:135px;height:60px;position:relative}.navbar a{height:100%;display:flex;align-items:center;justify-content:center;padding:0 18px;color:var(--ink);font-size:14px;white-space:nowrap;position:relative}.navbar li:not(:last-child) a:after{content:"";width:2px;height:20px;background:#efefef;position:absolute;right:0;top:20px}.navbar a:before{content:"";position:absolute;bottom:5px;left:10%;width:80%;height:2px;background:var(--ink);transform:scaleX(0);transition:transform .2s}.navbar a:hover,.navbar a[aria-current]{font-weight:700}.navbar a:hover:before,.navbar a[aria-current]:before{transform:scaleX(1)}
.nav-toggle{display:none;border:0;background:#fff;color:var(--ink);font:inherit;font-size:14px;font-weight:700;min-height:48px;padding:10px 24px;align-items:center;gap:12px;cursor:pointer}.nav-toggle:focus-visible{outline:3px solid #8e49ed;outline-offset:-3px}.navbar[data-collapsed=true] .nav-toggle{display:inline-flex}.navbar[data-collapsed=true] ul{display:none;flex-direction:column;width:min(100%,480px);margin:0 0 12px}.navbar[data-collapsed=true].is-open ul{display:flex}.navbar[data-collapsed=true] li{height:48px;border-top:1px solid #e5f2f6}.navbar[data-collapsed=true] a:after{display:none}.navbar.is-measuring ul{display:flex!important;position:absolute!important;visibility:hidden!important;flex-direction:row!important;max-width:none!important;width:max-content!important;margin:0!important;pointer-events:none}
@media(max-width:1210px){.navbar-inner{margin:0 24px}}@media(max-width:820px){.navbar{margin-top:12px}.navbar-inner{margin:0 14px}}@media(max-width:600px){.navbar li{min-width:80px;height:48px}.navbar a{font-size:12px;padding:0 14px}.navbar li:not(:last-child) a:after{top:14px}.navbar a:before{bottom:4px}}

.header-inner{min-height:160px;background-image:linear-gradient(90deg,#ffffffeb 0%,#ffffffb3 30%,#ffffff14 62%,#ffffff00 100%),url("assets/header-dream-park.webp");background-size:cover;background-position:center 54%}
.brand{text-shadow:0 1px 10px #fff,0 0 3px #fff}
.brand small{color:#44446c}
@media(max-width:820px){.header-inner{min-height:142px;background-image:linear-gradient(90deg,#ffffffed 0%,#ffffffb8 45%,#ffffff26 78%,#ffffff0d 100%),url("assets/header-dream-park.webp");background-position:center 54%}}
@media(max-width:480px){.header-inner{min-height:132px;align-items:center}}

.article-cover{display:block;width:100%;max-width:550px;height:auto;margin:0 auto 25px;border-radius:4px}.comment-guidelines{font-size:13px;margin:20px 0;color:var(--muted)}.comment-guidelines h2{font-size:15px}.comment-guidelines ul{padding-left:20px}.comment-form{display:grid;gap:16px}.comment-form label{display:grid;gap:7px;font-size:14px}.comment-form input,.comment-form textarea{width:100%;max-width:100%;padding:10px;border:1px solid var(--line);border-radius:4px;font:inherit;color:var(--ink);background:#fff}.comment-form button,.comments-more{justify-self:start;padding:10px 20px;border:1px solid var(--line);border-radius:4px;background:#e3faff;color:var(--ink);font:inherit;cursor:pointer}.comment-form button:disabled{opacity:.55;cursor:default}.comment-trap{position:absolute!important;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}.reader-comment{padding:18px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.reader-comment>p{white-space:pre-wrap}.reader-comment-meta{font-size:12px;color:var(--muted);margin-bottom:8px}.comment-status{font-size:13px}.prose h2{margin-bottom:14px}