:root{--ink:#10231d;--deep:#082d23;--mint:#baff42;--cream:#f4f1e8;--paper:#fffdf7;--line:rgba(16,35,29,.18)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif}a{color:inherit;text-decoration:none}
.header{height:82px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;background:rgba(244,241,232,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.brand{display:flex;align-items:center;gap:11px;font-size:23px;font-weight:900;letter-spacing:-.04em;line-height:.8}.brand small{display:block;font-size:7px;letter-spacing:.18em;margin-top:6px}.mark{width:39px;height:39px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--mint);font:italic 700 26px Georgia}
.line-link{padding:14px 20px;border-radius:99px;background:var(--ink);color:#fff;font-size:12px;font-weight:800}.line-link span{color:var(--mint);margin-left:14px}
.hero{min-height:calc(100vh - 82px);padding:8vw 7vw 6vw;position:relative;overflow:hidden;background:radial-gradient(circle at 84% 20%,rgba(186,255,66,.28),transparent 24%),var(--deep);color:#fff;display:flex;flex-direction:column;justify-content:center}
.hero:after{content:"";position:absolute;width:42vw;height:42vw;right:-8vw;bottom:-15vw;border:1px solid rgba(255,255,255,.18);border-radius:50%;box-shadow:0 0 0 55px rgba(255,255,255,.025),0 0 0 110px rgba(255,255,255,.02)}
.hero-label,.choose small,.flow small{font-size:10px;font-weight:900;letter-spacing:.25em;color:var(--mint)}
.hero h1{font-size:clamp(54px,7.2vw,112px);line-height:.98;letter-spacing:-.075em;margin:25px 0 30px;position:relative;z-index:2}.hero h1 em{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:400;color:var(--mint)}
.hero>p{font-size:16px;line-height:2;font-weight:600;margin:0}.down{width:235px;margin-top:38px;padding:18px 21px;background:var(--mint);color:var(--ink);border-radius:99px;display:flex;justify-content:space-between;font-size:13px;font-weight:900;position:relative;z-index:2}
.hero-deco{position:absolute;right:6vw;top:16%;display:grid;gap:14px;transform:rotate(6deg)}.hero-deco span{width:240px;height:95px;border:1px solid rgba(255,255,255,.3);display:grid;place-items:center;font:italic 700 22px Georgia;color:rgba(255,255,255,.55);background:rgba(0,0,0,.08)}.hero-deco span:nth-child(2){transform:translateX(60px);color:var(--mint)}
.choose{padding:9vw 6vw}.section-head{display:grid;grid-template-columns:1fr 420px;gap:40px;align-items:end;margin-bottom:60px}.section-head h2,.flow h2{font-size:clamp(45px,6vw,82px);line-height:1.08;letter-spacing:-.065em;margin:16px 0 0}.section-head>p{font-size:13px;line-height:2;color:#59645f}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{position:relative;padding:26px;background:var(--paper);border:1px solid var(--line);min-height:620px;display:flex;flex-direction:column;transition:.3s}.card:hover{transform:translateY(-7px);box-shadow:0 25px 55px rgba(8,45,35,.13)}.card-no{font:italic 700 30px Georgia;color:var(--deep)}.card-art{height:145px;margin:22px 0;background:var(--deep);display:flex;gap:7px;padding:12px;overflow:hidden}.card-art i{display:block;flex:1;background:linear-gradient(145deg,var(--mint),#fff);transform:skew(-6deg)}.card-art i:nth-child(2){transform:translateY(24px) skew(-6deg)}.panels{display:grid;grid-template-columns:1fr 1fr}.panels i{transform:none!important;background:#fff;border:5px solid var(--deep)}.panels i:nth-child(2),.panels i:nth-child(3){background:var(--mint)}.blueprint{background:#e7f2ee}.blueprint i{transform:none;background:repeating-linear-gradient(0deg,var(--deep) 0 2px,transparent 2px 17px);opacity:.55}.tag{align-self:flex-start;background:var(--mint);padding:5px 9px;font-size:9px;font-weight:900}.card h3{font-size:36px;line-height:1.15;letter-spacing:-.055em;margin:18px 0}.card p{font-size:12px;line-height:1.9;color:#64706b}.card ul{display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:18px 0 25px;list-style:none}.card li{font-size:9px;border:1px solid var(--line);padding:6px 9px;border-radius:99px}.card>a{margin-top:auto;padding:17px 18px;background:var(--ink);color:#fff;font-size:12px;font-weight:900;display:flex;justify-content:space-between}.card>a span{color:var(--mint)}
.flow{padding:9vw 7vw;background:var(--ink);color:#fff}.flow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.2);margin-top:60px}.flow-grid div{background:var(--ink);padding:34px;display:grid;gap:11px}.flow-grid b{font:italic 700 28px Georgia;color:var(--mint)}.flow-grid strong{font-size:22px}.flow-grid span{font-size:11px;color:rgba(255,255,255,.58)}
footer{padding:45px 6vw;display:flex;justify-content:space-between;align-items:center}footer p{font-size:10px;color:#707a75}
@media(max-width:900px){.hero-deco{opacity:.25;right:-120px}.section-head{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.card{min-height:auto}.flow-grid{grid-template-columns:1fr}}
@media(max-width:600px){.header{height:70px}.line-link{padding:12px 14px;font-size:10px}.hero{min-height:calc(100vh - 70px);padding:80px 7vw}.hero h1{font-size:15vw}.hero>p{font-size:13px}.hero-deco{display:none}.choose,.flow{padding:85px 6vw}.section-head h2,.flow h2{font-size:12vw}.card{padding:20px}.card h3{font-size:31px}footer{align-items:flex-start;gap:25px;flex-direction:column}}