:root{--brand: #15a34a;--brand-dark: #0e7a39;--brand-soft: #e7f6ec;--ink: #1c1b19;--muted: #6b6760;--bg: #faf9f7;--surface: #ffffff;--line: #ece9e3;--radius: 16px;--maxw: 1120px;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Helvetica Neue,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}section{padding:96px 0}.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.95rem;padding:12px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,background .15s ease,box-shadow .15s ease;white-space:nowrap}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 20px #15a34a40}.btn-primary:hover{background:var(--brand-dark)}.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}.btn-ghost:hover{border-color:var(--brand);color:var(--brand-dark)}.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-dark);background:var(--brand-soft);padding:5px 12px;border-radius:999px}.section-head{max-width:680px;margin:0 auto 56px;text-align:center}.section-head h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800;letter-spacing:.01em;margin:18px 0 14px}.section-head p{color:var(--muted);margin:0}.site-header{position:sticky;top:0;z-index:50;background:#faf9f7d1;-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}.site-header .inner{display:flex;align-items:center;justify-content:space-between;height:68px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.04em;font-size:1.05rem}.brand img{width:30px;height:30px}.nav{display:flex;align-items:center;gap:28px}.nav a.navlink{color:var(--muted);font-size:.92rem;font-weight:500;transition:color .15s ease}.nav a.navlink:hover{color:var(--ink)}.nav-cta{display:flex;align-items:center;gap:12px}@media(max-width:760px){.nav .navlink{display:none}}.hero{padding:88px 0 72px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;background:radial-gradient(circle,#15a34a1f,#15a34a00);pointer-events:none}.hero-inner{max-width:820px}.hero h1{font-size:clamp(2.1rem,5.4vw,3.4rem);line-height:1.25;font-weight:800;letter-spacing:.005em;margin:22px 0 20px}.hero h1 .accent{color:var(--brand)}.hero .lead{font-size:clamp(1rem,2vw,1.15rem);color:var(--muted);margin:0 0 34px;max-width:640px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px}.hero-note{margin-top:22px;font-size:.85rem;color:var(--muted)}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:920px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.grid-3,.grid-4{grid-template-columns:1fr}}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px #1c1b1912;border-color:#dcd8d0}.card .icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--brand-soft);color:var(--brand-dark);margin-bottom:16px}.card h3{font-size:1.05rem;font-weight:700;margin:0 0 8px}.card p{font-size:.9rem;color:var(--muted);margin:0}.card .cr{display:inline-block;margin-top:16px;font-size:.76rem;font-weight:700;letter-spacing:.04em;color:var(--brand-dark);background:var(--brand-soft);padding:4px 10px;border-radius:999px}.workflow{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}@media(max-width:760px){.steps{grid-template-columns:1fr}}.step{position:relative;padding:28px 24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg)}.step .num{width:36px;height:36px;border-radius:10px;background:var(--brand);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:14px}.step h4{margin:0 0 8px;font-size:1rem}.step p{margin:0;font-size:.88rem;color:var(--muted)}.cta-band{background:linear-gradient(135deg,var(--brand-dark),var(--brand));color:#fff;border-radius:24px;padding:56px 40px;text-align:center}.cta-band h2{font-size:clamp(1.5rem,3.4vw,2.1rem);font-weight:800;margin:0 0 12px}.cta-band p{margin:0 auto 28px;max-width:520px;opacity:.92}.cta-band .btn-primary{background:#fff;color:var(--brand-dark);box-shadow:0 8px 24px #0000002e}.cta-band .btn-primary:hover{background:#f3f3f3}.cta-band .btn-ghost{border-color:#ffffff80;color:#fff}.cta-band .btn-ghost:hover{border-color:#fff;color:#fff}.site-footer{border-top:1px solid var(--line);padding:44px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:18px}.footer-links{display:flex;gap:24px}.footer-links a{color:var(--muted);font-size:.9rem}.footer-links a:hover{color:var(--ink)}.footer-copy{color:var(--muted);font-size:.84rem}