:root{--ink:#182d38;--muted:#526b79;--line:#dce5ea;--accent:#23665d;--soft:#edf5f3;font-family:"Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:#f5f7f8;font-synthesis:none}*{box-sizing:border-box}body{margin:0}.hero{max-width:1120px;margin:0 auto;padding:104px 24px 96px;background:radial-gradient(circle at 83% 17%,#dceeea 0,rgba(220,238,234,0) 26%)}.eyebrow{margin:0 0 12px;color:#4e7180;font-weight:800;font-size:12px;letter-spacing:.14em}.hero h1{font-size:clamp(38px,5vw,58px);letter-spacing:.03em;line-height:1.28;margin:0 0 18px}.hero p:not(.eyebrow){max-width:580px;color:var(--muted);font-size:17px;line-height:1.9;margin:0 0 28px}.primary{display:inline-flex;align-items:center;gap:20px;padding:16px 20px;border-radius:8px;background:#183f51;color:#fff;text-decoration:none;font-weight:700}.primary:hover,.text-link:hover{filter:brightness(.92)}.tools{max-width:1120px;margin:0 auto;padding:72px 24px}.section-head{margin-bottom:28px}.section-head h2,.about h2{font-size:30px;line-height:1.35;margin:0 0 8px}.section-head p:last-child{color:var(--muted);margin:0}.tool-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:16px}.tool-card{min-height:298px;padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff}.tool-card.featured{display:grid;grid-template-columns:62px 1fr;gap:18px;border-color:#b9d8d1;background:linear-gradient(135deg,#fff 0,#f6fbfa 100%)}.tool-icon{display:grid;place-items:center;width:50px;height:50px;border-radius:10px;background:var(--accent);color:#fff;font-size:20px;font-weight:700}.coming .tool-icon{background:#718996}.tool-state{font-size:12px;font-weight:700;color:var(--accent);margin:0 0 8px}.coming .tool-state{color:#627989}.tool-card h3{font-size:21px;margin:0 0 10px}.tool-card p:not(.tool-state){color:var(--muted);font-size:14px;line-height:1.75;margin:0}.tool-card ul{padding-left:1.2em;color:#395565;font-size:13px;line-height:1.9;margin:14px 0}.text-link{color:#17655d;font-weight:700;font-size:14px;text-decoration:none}.disabled-link{display:inline-block;margin-top:20px;color:#71808a;font-size:14px;font-weight:700}.about{display:grid;grid-template-columns:1fr 1fr;gap:70px;max-width:1120px;margin:0 auto 76px;padding:42px 48px;border-radius:12px;background:#e8f1ef}.about p:last-child{margin:8px 0 0;color:#3f5c68;line-height:1.9}footer{max-width:1120px;margin:0 auto;padding:0 24px 30px;display:flex;justify-content:space-between;gap:15px;color:#637a89;font-size:12px}@media(max-width:780px){.hero{padding:72px 20px}.tools{padding:52px 20px}.tool-grid{grid-template-columns:1fr}.tool-card{min-height:0}.about{grid-template-columns:1fr;gap:12px;margin:0 20px 48px;padding:30px 24px}footer{flex-direction:column;padding:0 20px 24px}.hero h1{font-size:38px}}

/* 使えるツールは、現在利用できるものだけを同じ優先度で並べる。 */
.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-card{min-height:280px}@media(max-width:780px){.tool-grid{grid-template-columns:1fr}}