:root{--bg:#f6faf9;--surface:#fff;--text:#15343b;--muted:#5d7278;--primary:#17786f;--dark:#0f4f4a;--line:#dcebe7;--soft:#eaf6f2;--shadow:0 18px 45px rgba(20,50,60,.08);--radius:24px}
*{box-sizing:border-box}body{margin:0;font-family:Arial,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{width:min(1120px,calc(100% - 32px));margin:auto}.header{background:rgba(255,255,255,.92);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:800}.mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#1db2a4,#17786f);color:#fff;display:grid;place-items:center}.menu{display:flex;gap:22px;color:var(--muted);font-weight:700}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 20px;font-weight:800;border:1px solid transparent}.btn-primary{background:var(--primary);color:#fff}.btn-outline{background:#fff;border-color:var(--line);color:var(--dark)}.hero{padding:70px 0}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}.eyebrow{display:inline-block;background:var(--soft);color:var(--dark);font-weight:800;border-radius:999px;padding:8px 13px;font-size:13px;margin-bottom:16px}h1{font-size:clamp(40px,6vw,62px);line-height:1.05;margin:0 0 18px}h2{font-size:clamp(30px,4vw,44px);line-height:1.15;margin:0 0 14px}h3{margin:0 0 8px;font-size:23px}p{color:var(--muted);margin:0 0 18px}.hero-card,.card,.article,.notice,.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.hero-card{padding:22px}.hero-card img{border-radius:20px;height:360px;width:100%;object-fit:cover}.section{padding:70px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{padding:24px}.card img{border-radius:18px;height:220px;width:100%;object-fit:cover;margin-bottom:18px}.tag{display:inline-block;background:var(--soft);color:var(--dark);border-radius:999px;padding:6px 12px;font-weight:800;font-size:12px;margin-bottom:12px}.notice{padding:24px;background:#fffdf7;border-color:#efe2bf}.article{padding:34px;max-width:880px;margin:auto}.article h1{font-size:clamp(34px,5vw,54px)}.article h2{font-size:30px;margin-top:34px}.article ul{color:var(--muted)}.article li{margin-bottom:8px}.product-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:30px;align-items:center}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step{padding:22px}.footer{padding:40px 0;border-top:1px solid var(--line);color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.disclaimer{font-size:13px;color:#6f7f84;margin-top:24px}
@media(max-width:850px){.hero-grid,.grid,.product-grid,.steps{grid-template-columns:1fr}.menu{display:none}.hero{padding:44px 0}.hero-card img{height:260px}}