:root{--paper:#f6f5ef;--paper-deep:#ecebe4;--ink:#17202b;--navy:#10283d;--muted:#617080;--line:#d4d8d3;--lime:#c8f23a;--lime-deep:#56720b;--white:#fffefa;color:var(--ink);background:var(--paper);font-synthesis:none;font-family:Hiragino Sans,Yu Gothic,Noto Sans JP,sans-serif}*{box-sizing:border-box}html{background:var(--paper);scroll-behavior:smooth}body{min-width:320px;margin:0;line-height:1.65}a{color:inherit}button,select{font:inherit}.wrap{width:min(1160px,100% - 40px);min-width:0;margin:0 auto}.site-header{border-bottom:1px solid var(--line);background:color-mix(in srgb, var(--paper) 91%, transparent);backdrop-filter:blur(12px);z-index:10;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;gap:24px;min-height:76px;display:flex}.brand{letter-spacing:-.04em;align-items:center;gap:10px;font-size:1.15rem;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark{background:var(--lime);border-radius:50% 50% 5px;width:28px;height:28px;display:inline-block;position:relative;transform:rotate(-35deg)}.brand-mark:after{content:"";border:2px solid var(--navy);border-radius:50%;width:8px;height:8px;position:absolute;top:8px;left:8px}nav{align-items:center;gap:22px;font-size:.88rem;font-weight:700;display:flex}nav a{color:var(--muted);text-decoration:none}nav a:hover,nav a:focus-visible{color:var(--ink)}.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--lime-deep);font-size:.72rem;font-weight:800}.hero{background:radial-gradient(circle at 78% 22%, #e6f5b7 0, transparent 30%), var(--paper);padding:92px 0 82px}.hero-grid{grid-template-columns:1.03fr .97fr;align-items:center;gap:56px;display:grid}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.075em;max-width:760px;margin-bottom:24px;font-size:clamp(2.7rem,7vw,5.8rem);line-height:1.06}.nowrap{white-space:nowrap}.hero h1{font-size:clamp(2.7rem,5vw,4.8rem)}h2{letter-spacing:-.04em;font-size:clamp(1.8rem,4vw,2.9rem);line-height:1.2}h3{letter-spacing:-.025em;line-height:1.3}.hero-copy{color:var(--muted);max-width:560px;font-size:1.08rem}.hero-copy strong{color:var(--ink)}.road-art{background:var(--navy);min-height:300px;box-shadow:20px 20px 0 var(--lime);border-radius:22px;position:relative;overflow:hidden}.road-art:before,.road-art:after{content:"";border-top:2px dashed #ffffff61;position:absolute;left:15%;right:15%;transform:rotate(-12deg)}.road-art:before{top:32%}.road-art:after{top:70%}.road{background:#304456;border-left:3px solid #ffffff94;border-right:3px solid #ffffff94;width:58%;height:150%;position:absolute;top:-25%;left:21%;transform:rotate(12deg)}.road .lane{border-left:3px dashed #ffffff94;height:100%;position:absolute;left:50%}.car{z-index:1;background:var(--lime);border-radius:32px 34px 12px 12px;width:132px;height:66px;position:absolute;top:38%;left:40%;transform:rotate(-12deg);box-shadow:0 14px 28px #00000047}.car:before{content:"";border:3px solid var(--navy);background:#b3d6e5;border-radius:34px 34px 4px 4px;width:70px;height:32px;position:absolute;top:-13px;left:31px}.car:after{content:"•   •";color:var(--navy);letter-spacing:72px;font-size:26px;position:absolute;bottom:-19px;left:25px}.selector{z-index:2;margin-top:-10px;position:relative}.section{padding:84px 0}.section-head{justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px;display:flex}.section-head p{color:var(--muted);max-width:500px;margin-bottom:0}.level-grid{grid-template-columns:repeat(5,1fr);gap:12px;display:grid}.level-card{background:var(--white);border:1px solid var(--line);border-radius:14px;flex-direction:column;justify-content:space-between;min-height:188px;padding:20px;text-decoration:none;transition:transform .18s,border-color .18s,box-shadow 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h3{margin-bottom:5px;font-size:1.28rem}.maker{color:var(--muted);font-size:.84rem}.meta{flex-wrap:wrap;gap:6px;margin:15px 0;display:flex}.card-foot{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;min-width:0;padding:14px 21px;display:flex}.card-actions{justify-content:flex-end;align-items:center;gap:7px;min-width:0;display:flex}.subtle{color:var(--muted);font-size:.84rem}.filters{background:var(--white);border:1px solid var(--line);border-radius:16px;margin:28px 0;padding:20px}.filter-grid{grid-template-columns:repeat(4,1fr);align-items:end;gap:12px;display:grid}.list-top{padding:38px 0 8px}.list-heading{justify-content:space-between;align-items:end;gap:30px;display:flex}.list-heading h1{margin:8px 0 10px;font-size:clamp(2.1rem,5vw,3.8rem)}.list-heading p{color:var(--muted);margin-bottom:0}.list-heading-note{max-width:420px;font-size:.88rem}.list-section 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