*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--ink:#101614;--paper:#f7f8f4;--muted:#66716b;--line:#d9ded8;--green:#1d7e59;--gold:#b9902f;--deep:#07100c;--font-jp:'Noto Sans JP',sans-serif;--font-en:'Outfit',sans-serif}
html{scroll-behavior:smooth;overflow-x:hidden}
body{background:var(--paper);color:var(--ink);font-family:var(--font-jp);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.site-header{position:sticky;top:0;z-index:10;min-height:74px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;background:rgba(247,248,244,.9);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:12px}.brand img{width:40px;height:40px;border-radius:10px}.brand span{display:flex;flex-direction:column}.brand b{font:700 15px/1 var(--font-en);letter-spacing:.12em}.brand small{margin-top:5px;color:var(--muted);font:700 8px/1 var(--font-en);letter-spacing:.16em}
.site-header nav,footer nav{display:flex;gap:22px;color:#51605a;font-size:12px;font-weight:700}.site-header a:hover,footer a:hover{color:var(--green)}
.hero{min-height:720px;padding:90px 7vw 70px;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(320px,.96fr);gap:6vw;align-items:center;background:linear-gradient(135deg,#f7f8f4 0%,#eef4f0 55%,#f9f4e7 100%)}
.eyebrow{color:var(--green);font:800 11px/1 var(--font-en);letter-spacing:.18em;text-transform:uppercase}
h1{margin-top:22px;font-size:clamp(44px,6.6vw,96px);line-height:1.04;letter-spacing:0;font-weight:800}
.lead{max-width:710px;margin-top:28px;color:#4f5d56;font-size:16px;line-height:2}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border:1px solid #aeb8b1;color:var(--deep);font-size:13px;font-weight:800;transition:.2s}.button.primary{background:var(--green);border-color:var(--green);color:#fff}.button:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(16,22,20,.11)}
.hero-panel{display:grid;gap:12px}.hero-panel div{min-height:150px;padding:28px;background:#fff;border:1px solid var(--line);box-shadow:0 20px 50px rgba(16,22,20,.06)}.hero-panel span{color:var(--gold);font:800 11px/1 var(--font-en);letter-spacing:.16em}.hero-panel strong{display:block;margin-top:18px;font-size:30px;line-height:1.25}.hero-panel p{margin-top:10px;color:var(--muted);font-size:14px;line-height:1.7}
.section{padding:92px 7vw}.section-head{max-width:900px;margin-bottom:34px}.section h2{margin-top:14px;font-size:clamp(32px,4vw,58px);line-height:1.22;letter-spacing:0}.text-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;max-width:1040px}.text-grid p,.choice-grid p,.product-band p,.faq p{color:#52605a;font-size:15px;line-height:2}
.band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.choice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.choice-grid article{padding:28px;background:var(--paper);border:1px solid var(--line)}.choice-grid span{color:var(--gold);font:800 12px var(--font-en)}.choice-grid h3{margin-top:22px;font-size:24px;line-height:1.35}.choice-grid p{margin-top:14px}.choice-grid a{display:inline-block;margin-top:20px;color:var(--green);font-size:13px;font-weight:800;border-bottom:1px solid currentColor;padding-bottom:4px}
.compare{border:1px solid var(--line);background:#fff}.compare-row{display:grid;grid-template-columns:1fr 2fr 1fr;gap:18px;padding:18px 22px;border-top:1px solid var(--line);align-items:center}.compare-row:first-child{border-top:0}.compare-row.head{background:#edf3ef;color:#3e4d47;font-weight:800}.compare-row span,.compare-row a{font-size:14px;line-height:1.7}.compare-row a{color:var(--green);font-weight:800}
.product-band{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;background:#101614;color:#fff}.product-band article{display:grid;grid-template-columns:110px 1fr;gap:28px;padding:34px;background:#17201c;border:1px solid rgba(255,255,255,.12)}.product-band img{width:110px;height:110px;border-radius:24px;object-fit:cover}.product-band h2{color:#fff}.product-band p{margin:12px 0 22px;color:#c9d2cc}.product-band .button{width:max-content}
.faq details{max-width:1000px;border-top:1px solid var(--line);padding:22px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-size:18px;font-weight:800;line-height:1.5}.faq p{margin-top:12px;max-width:850px}
footer{padding:42px 5vw;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);background:#fff}
@media(max-width:860px){.site-header{height:auto;align-items:flex-start;padding:16px 20px;gap:18px}.site-header nav{flex-wrap:wrap;justify-content:flex-end;gap:12px}.hero{grid-template-columns:1fr;min-height:auto;padding:70px 24px}.hero-panel div{min-height:auto}.section{padding:70px 24px}.text-grid,.choice-grid,.product-band{grid-template-columns:1fr}.compare-row{grid-template-columns:1fr;gap:6px}.product-band article{grid-template-columns:82px 1fr;padding:24px}.product-band img{width:82px;height:82px;border-radius:18px}footer{align-items:flex-start;flex-direction:column;gap:24px}footer nav{flex-wrap:wrap}}