:root{--paper:#fffaf0;--ink:#443c30;--orange:#c4472b;--green:#397254;--lime:#dce9a2;--yellow:#ffdc71;--blue:#dceef1;--line:#e8dfcd;--round:28px;--font:HamiltonRound,'Hiragino Maru Gothic ProN','BIZ UDPGothic','Yu Gothic',Meiryo,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-weight:700;line-height:1.9;letter-spacing:.035em}body.modal-open{overflow:hidden}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button{border:0}button:disabled{cursor:default}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:700;line-height:1.5}ul{list-style:none;padding:0;margin:0}svg{display:block}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #164dc4;outline-offset:6px}.wrap{width:min(1180px,calc(100% - 72px));margin:auto}.section{padding:112px 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100%)}.sun{position:absolute;left:8px;top:52px;width:80px;height:80px;background:var(--yellow);border-radius:50%;display:grid;place-items:center;color:#85622e;font-size:27px;transform:rotate(-10deg)}.sun:before{content:'';position:absolute;inset:-13px;border:2px dashed #eec75b;border-radius:50%}.hero-bottom-note{position:absolute;right:38px;bottom:13px;display:flex;gap:10px;align-items:center;font-size:12px;transform:rotate(-5deg)}.hero-bottom-note:before{content:'↖';font-family:Arial,sans-serif;font-size:40px;font-weight:400;color:var(--green)}.deco-flower{position:absolute;width:75px;right:2px;bottom:85px;transform:rotate(8deg);z-index:-1}.scroll-note{font-family:Arial,sans-serif;font-size:10px;letter-spacing:.15em;display:flex;align-items:center;gap:13px;color:#867966;margin-top:28px}.scroll-note:before{content:'';width:35px;height:1px;background:#b7a58c}.star-find{display:grid;place-items:center;background:transparent;padding:9px;width:64px;height:64px;transition:transform 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span{font-size:11px}.zoom-view{overflow:auto;max-height:67vh;border-radius:15px;background:white;overscroll-behavior:contain}.zoom-view .dialog-image{width:100%;max-width:none;transition:width .15s;transform-origin:top left}.zoom-view.zoomed .dialog-image{width:180%}.game-instruction{background:#e9efd4;padding:13px 17px;border-radius:12px;margin-bottom:19px}.completed-stars{font-size:40px;letter-spacing:.2em;text-align:center;color:#b07b0d;margin:15px}.complete-mascot{width:210px;margin:15px auto}.complete-body{text-align:center;padding:26px}.complete-body p{margin-bottom:23px}html.no-motion{scroll-behavior:auto!important}.no-motion *, .no-motion *:before,.no-motion *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
@keyframes float{0%,100%{transform:translateY(0) rotate(-4deg)}50%{transform:translateY(-12px) rotate(-1deg)}}
@media(min-width:1400px){.hero-grid{min-height:680px}.hero-art{height:625px}.hero-mascot{top:105px}.hero-copy{padding-bottom:80px}}
@media(max-width:1100px){.main-nav{gap:17px;font-size:12px}.main-nav .parent-link{padding:9px 12px;font-size:10px}.brand-title{font-size:21px}.hero h1{font-size:45px}.hero-art{height:525px}.hero-mascot{top:130px}.hero-grid{min-height:575px}.intro{gap:40px}.tour-layout{gap:36px}.story-copy{padding:35px 30px}.story-list{padding:25px}.story-item{padding:17px}.quick-nav a{font-size:13px;gap:9px}.cards-spark{right:5%}}
@media(max-width:850px){.wrap{width:calc(100% - 44px)}.site-header{height:87px}.main-nav{display:none;position:absolute;left:0;right:0;top:78px;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:0 16px 25px #443c3010;font-size:15px}.main-nav.open{display:flex;flex-direction:column;align-items:stretch;gap:3px}.main-nav a{padding:12px!important}.main-nav .parent-link{font-size:12px;justify-content:center;margin-top:10px}.menu-toggle{display:block}.hero-grid{min-height:530px}.hero h1{font-size:38px}.hero-art{height:475px}.hero-mascot{top:132px;width:110%;left:-5%}.hero-note{right:-7px;top:25px;font-size:12px;padding:14px 20px}.hero .lead{font-size:13px}.hero-blob{inset:50px -10px 55px -10px}.hero-orbit{inset:20px -6px 25px -6px}.sun{width:59px;height:59px;left:-3px;top:65px;font-size:22px}.hero-star{right:-14px;top:145px}.hero-bottom-note{right:0;font-size:10px;bottom:25px}.hero-copy{padding:26px 0 35px}.hero-kicker{font-size:10px;padding:5px 10px}.section{padding:80px 0}.quick-nav{padding:13px 5px}.quick-nav a{flex-direction:column;gap:6px;padding:6px}.quick-nav .mini-arrow{display:none}.monthly{gap:19px;padding:18px 21px}.monthly h2{font-size:17px}.monthly p{font-size:10px}.monthly button{font-size:11px;padding:12px 15px;gap:13px}.month-stamp{padding-right:18px}.intro{gap:30px;grid-template-columns:.9fr 1.1fr}.intro .lead{font-size:13px}.intro-caption{font-size:10px}.story{padding-bottom:80px}.story-panel{grid-template-columns:1fr 1.2fr}.story-copy h2{font-size:26px}.story-copy p{font-size:12px}.story-item h3{font-size:13px}.story-number{width:42px;flex-basis:42px;height:59px;font-size:22px}.story-item{gap:12px;padding:15px 12px}.story-list{padding:21px 18px}.section-head{align-items:flex-start;gap:20px}.section-head .lead{font-size:11px}.play-grid{gap:22px}.tile-title{display:block;font-size:18px}.tile-description{display:block;font-size:11px}.cards{padding:80px 0}.card-gallery{gap:24px}.card-caption{font-size:10px}.cards-spark{display:none}.tour-side h3{font-size:22px}.tour-side .lead{font-size:12px}.mini-photo .photo-frame{width:125px;flex-basis:125px}.mini-photo{gap:15px}.mini-photo span{font-size:10px}.mini-photo b{font-size:19px}.parent-inner{gap:30px}.parent-inner .pill{min-width:230px;font-size:11px;padding-left:19px}.footer-links{gap:14px}}
@media(max-width:600px){html{scroll-padding-top:25px}.wrap{width:calc(100% - 40px)}.site-header{height:80px}.brand{gap:8px}.brand img{width:41px;height:43px}.brand-title{font-size:20px}.brand small{font-size:8px;margin-top:5px}.menu-toggle{width:44px;height:44px;padding:10px}.hero{padding-bottom:28px}.hero-grid{display:flex;flex-direction:column;gap:0;min-height:0}.hero-copy{padding:25px 0 0;text-align:center;width:100%}.hero-kicker{font-size:10px;margin-bottom:18px;letter-spacing:.05em}.hero h1{font-size:clamp(33px,8.8vw,47px);line-height:1.5;letter-spacing:.015em}.hero .lead{font-size:12px;margin:18px 0 19px;line-height:2.1}.hero .pill{min-height:55px;min-width:216px;font-size:13px}.hero .arrow{width:32px;height:32px;flex-basis:32px}.scroll-note{display:none}.hero-art{width:100%;height:365px;margin-top:27px;max-width:390px}.hero-blob{inset:14px 3px 26px;border-radius:46% 54% 48% 52%}.hero-orbit{inset:3px 0 20px}.hero-mascot{width:91%;left:4%;top:55px;max-height:310px;object-fit:contain}.hero-note{top:4px;right:-1px;font-size:10px;padding:10px 16px;line-height:1.5}.sun{width:50px;height:50px;left:13px;top:29px;font-size:20px}.sun:before{inset:-10px}.hero-star{top:100px;right:0;width:50px;height:50px}.hero-star svg{width:34px;height:34px}.hero-bottom-note{font-size:10px;right:20px;bottom:0}.hero-bottom-note:before{font-size:28px}.deco-flower{width:45px;bottom:54px;right:8px}.quick-wrap{margin-top:0}.quick-nav{padding:12px 0;border-radius:16px}.quick-nav a{font-size:10px;letter-spacing:0;gap:4px;padding:4px 2px}.nav-icon{width:27px;height:27px}.monthly{display:grid;grid-template-columns:55px 1fr;gap:13px 17px;margin-top:22px;padding:20px}.month-stamp{padding-right:13px;grid-row:span 2;align-self:stretch;display:flex;align-items:center}.month-stamp b{font-size:34px}.month-stamp span{font-size:10px;margin-left:2px}.monthly h2{font-size:16px;line-height:1.5}.monthly p{font-size:10px;line-height:1.6;margin-top:5px}.monthly button{justify-self:start;font-size:11px;padding:8px 14px;min-height:42px;gap:26px}.section{padding:72px 0}.section-title{font-size:28px;letter-spacing:.03em}.eyebrow{font-size:10px;margin-bottom:12px}.intro{display:flex;flex-direction:column;gap:24px}.intro-visual{max-width:345px;width:100%;order:2;margin-top:0}.intro-copy{text-align:center;order:1}.intro .lead{margin-top:19px;font-size:13px}.secret-details{text-align:left;margin-top:22px;font-size:12px}.secret-details p{font-size:12px}.intro-caption{font-size:11px;bottom:5%}.story-star{left:0;bottom:20px}.story{padding-bottom:73px}.story-panel{display:block;border-radius:25px}.story-copy{padding:30px 26px}.story-copy h2{font-size:27px}.story-copy p{font-size:12px;line-height:2;margin-top:13px}.story-list{padding:23px 18px}.story-item{padding:18px 15px;gap:14px}.story-item h3{font-size:13px}.story-item small{font-size:9px}.story-number{width:43px;flex-basis:43px}.story-note{font-size:9px;text-align:left}.book-symbol{right:20px;top:27px;width:65px}.play-section{border-radius:35px 35px 0 0;padding:70px 0}.section-head{display:block;margin-bottom:29px}.section-head .lead{font-size:12px;margin-top:15px}.play-grid{grid-template-columns:1fr;gap:32px}.play-tile:nth-child(2){padding-top:0}.play-image{border-width:5px;border-radius:22px;aspect-ratio:1.5}.play-tile:nth-child(2) .play-image{aspect-ratio:1.7}.play-tile:nth-child(2) img{height:285%}.play-tile-body{padding:16px 2px 0}.tile-title{display:block;font-size:20px}.tile-description{display:block;font-size:11px}.play-tile .arrow{width:40px;height:40px;flex-basis:40px}.cards{padding:69px 0 61px}.card-gallery{gap:13px;padding:13px 0 35px;flex-wrap:wrap;align-items:center}.card-button{width:41%;max-width:210px}.card-button:nth-child(1){margin-top:27px;transform:rotate(-7deg)}.card-button:nth-child(2){transform:rotate(7deg);margin-top:0}.card-button:nth-child(3){width:47%;margin-top:17px;transform:rotate(-3deg)}.card-button img{border-radius:10px}.card-button:after{width:30px;height:30px;right:-5px;bottom:34px;font-size:17px;border-width:3px}.card-caption{font-size:9px;padding-top:11px;letter-spacing:0}.cards-foot{font-size:10px}.tour-head{text-align:left;margin-bottom:33px}.tour-head .lead{font-size:12px;margin-top:18px}.tour-layout{display:block}.tour-main{margin-right:9px;margin-left:7px}.tour-main .photo-frame{border-radius:72px 23px 23px 23px;border-width:6px;aspect-ratio:1.16}.photo-tag{font-size:11px;left:-10px;bottom:21px;padding:6px 13px}.tour-star{right:-19px;top:-35px}.tour-side{padding-top:42px}.tour-side h3{font-size:24px}.tour-side .lead{font-size:13px;line-height:2.2;margin-top:16px}.mini-photo{margin-top:24px;gap:23px}.mini-photo .photo-frame{width:145px;flex-basis:145px}.mini-photo span{font-size:11px}.mini-photo b{font-size:22px}.bridge-note{margin-top:39px;padding:21px 5px;gap:13px;font-size:11px}.bridge-note svg{width:33px;flex-shrink:0}.parent-section{padding:34px 0}.parent-inner{display:block}.parent-inner h2{font-size:18px}.parent-inner p{font-size:11px;line-height:2.1}.parent-inner .pill{font-size:12px;min-width:260px;margin-top:20px;min-height:56px}.footer{padding:34px 0 100px}.footer-top{display:block}.footer .brand-title{font-size:19px}.footer-links{margin-top:25px;gap:20px;flex-wrap:wrap;font-size:11px}.footer-bottom{align-items:flex-start;gap:10px;font-size:8px;line-height:2.1}.motion-toggle{font-size:9px;white-space:nowrap;min-height:40px;padding:7px 10px}.star-tray{bottom:13px;left:13px;padding:7px 13px;font-size:10px;gap:9px;min-height:45px}.star-tray .tray-icon{font-size:23px}.star-tray b{font-size:13px}.top-link{right:13px;bottom:13px;width:43px;height:43px}.dialog-head{padding:15px 17px}.dialog-head h2{font-size:16px}.dialog-close{width:40px;height:40px;flex-basis:40px}.dialog-body{padding:18px}.dialog-body p{font-size:12px}.password-box strong{font-size:27px}.password-box{padding:22px 14px}.image-tools button{font-size:11px;padding:7px 13px}.image-tools span{font-size:10px}.complete-body{padding:25px 18px}.complete-mascot{width:175px}.complete-body .pill{min-height:55px;font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
.stamp-strip{margin-top:22px;border-radius:14px;background:white;padding:8px}.stamp-note{font-size:12px;color:#6c6150;margin-top:6px}
.cards .pill.outline{color:#fffaf0;border-color:#fffaf0}.cards .pill.outline .arrow{background:#fffaf0;color:#397254}
/* 2026/10/14 足元と文字の重なり直し(★ハミルトン子ども向けサイト 段階 2b) */
.hero-mascot{max-height:calc(100% - 112px - 78px);object-fit:contain;object-position:center bottom}
.hero-bottom-note{z-index:4;background:#fffaf0cc;padding:2px 10px;border-radius:8px}
@media(min-width:1400px){.hero-mascot{max-height:calc(100% - 105px - 78px)}}
@media(max-width:1100px){.hero-mascot{max-height:calc(100% - 130px - 78px)}}
@media(max-width:850px){.hero-mascot{max-height:calc(100% - 132px - 90px)}}
@media(max-width:600px){.hero-mascot{max-height:calc(100% - 55px - 48px)}.hero-bottom-note{bottom:0}}