:root{--paper:#fbfaf5;--paper2:#f3f1e8;--sage:#e3ebe3;--line:#dddacb;--ink:#1f2b25;--sub:#52615a;--green:#244f3e;--greenD:#1b3e31;--deep:#1e4636}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}html,body{overflow-x:clip}body{background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:Noto Sans JP,Hiragino Kaku Gothic ProN,Yu Gothic,sans-serif;font-size:15.5px;line-height:2}.serif{font-family:Noto Serif JP,Hiragino Mincho ProN,Yu Mincho,serif;font-weight:400}a{color:inherit}img{max-width:100%;height:auto;display:block}.wrap{max-width:1120px;margin:0 auto;padding:0 28px}:focus-visible{outline-offset:3px;outline:3px solid #9db8a5}.hd{z-index:30;position:absolute;top:0;left:0;right:0}.hd .in{justify-content:space-between;align-items:center;gap:16px;max-width:1240px;margin:0 auto;padding:22px 28px;display:flex}.logo img{width:112px;height:auto}.hd nav{color:var(--ink);align-items:center;gap:30px;font-size:13.5px;display:flex}.hd nav a{padding:6px 0;text-decoration:none}.hd nav a:hover{color:var(--green)}.hd nav .pill{background:#fbfaf58c;border:1px solid #6f8a7b;border-radius:999px;padding:8px 20px}.menu{display:none;position:relative}.menu summary{cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:7px;width:44px;height:44px;list-style:none;display:flex}.menu summary::-webkit-details-marker{display:none}.menu summary i{background:var(--ink);width:30px;height:2px;display:block}.menu .list{background:var(--paper);border:1px solid var(--line);border-radius:14px;flex-direction:column;min-width:210px;padding:10px 6px;display:flex;position:absolute;top:48px;right:0;box-shadow:0 8px 24px #1e28221f}.menu .list a{padding:12px 18px;font-size:15px;text-decoration:none}.hero{background:#f2efe6;align-items:center;min-height:min(86vh,760px);display:flex;position:relative;overflow:hidden}.hero .bg{object-fit:cover;object-position:75% 60%;width:100%;height:100%;position:absolute;inset:0}.hero:after{content:"";background:linear-gradient(90deg,#fbfaf5e6 0%,#fbfaf58c 34%,#fbfaf500 58%);position:absolute;inset:0}.hero .in{z-index:2;width:100%;max-width:1240px;margin:0 auto;padding:150px 28px 90px;position:relative}h1{letter-spacing:.05em;color:var(--ink);font-size:clamp(34px,6vw,66px);line-height:1.55}.hero .lead{color:#3f4e47;max-width:470px;margin-top:30px;font-size:15.5px;line-height:2.05}.more{letter-spacing:.06em;color:var(--green);border-bottom:1px solid #5f7a6c;margin-top:34px;padding-bottom:4px;font-size:14px;text-decoration:none;display:inline-block}.label{letter-spacing:.22em;color:#5f7a6c;margin-bottom:14px;font-size:12px;line-height:1.6}.hero .label{margin-bottom:18px}.future .label{color:#b9cec1}section{padding:96px 0;position:relative;overflow:hidden}.shadowbg{aspect-ratio:1;opacity:1;mix-blend-mode:multiply;pointer-events:none;background:url(/img/shadow.webp) 50%/cover;width:min(62%,780px);position:absolute;top:-20%;right:-4%;-webkit-mask-image:radial-gradient(closest-side,#000 55%,#0000 100%);mask-image:radial-gradient(closest-side,#000 55%,#0000 100%)}h2{letter-spacing:.04em;color:var(--ink);font-size:clamp(26px,3.5vw,42px);line-height:1.6}.p{max-width:620px;color:var(--sub);margin-top:22px}.problem .rule{border-left:3px solid var(--green);padding-left:34px}.map{width:410px;height:229px;color:var(--ink);pointer-events:none;position:absolute;top:50%;right:max(3%,50% - 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