:root{--accent:#1f8f54;--bg:#f6fbf7;--ink:#08201a;--muted:#4a6259;--line:#d9ebe2;--card:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}a{text-decoration:none;color:inherit}
.kako-header{position:sticky;top:0;z-index:30;background:#111;color:#fff;border-bottom:1px solid rgba(255,255,255,.16)}.kako-header-inner{max-width:1160px;margin:0 auto;min-height:68px;padding:0 20px;display:flex;align-items:center;gap:18px}.kako-brand{font-weight:900;color:#fff;white-space:nowrap}.kako-nav{display:flex;gap:16px;margin-left:auto;align-items:center}.kako-nav a{color:#fff;font-weight:800;font-size:14px}.kako-open{background:var(--accent);color:#fff;border-radius:999px;padding:10px 16px;font-weight:900}.menu-toggle{display:none;border:1px solid rgba(255,255,255,.4);background:#111;color:#fff;border-radius:999px;padding:9px 13px;font-weight:900}
.kako-page{max-width:1060px;margin:0 auto;padding:42px 20px 70px}.kako-hero{padding:38px 0 24px;text-align:center}.kako-kicker{margin:0 0 10px;color:var(--accent);font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.kako-hero h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin:0 auto 16px;max-width:860px}.kako-hero p{max-width:760px;margin:0 auto;color:var(--muted);font-size:17px}.kako-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}.kako-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}.kako-card h2{font-size:28px;line-height:1.15;margin:0 0 12px}.kako-card h3{font-size:20px;margin:20px 0 8px}.kako-list{padding-left:20px;margin:12px 0}.kako-list li{margin:8px 0}.kako-table{width:100%;border-collapse:collapse;margin-top:14px;background:#fff}.kako-table th,.kako-table td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}.kako-table th{background:#f2fbf5}.kako-note{background:#f4fbf7;border-left:4px solid var(--accent);padding:16px 18px;margin:18px 0;border-radius:10px}.kako-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.kako-links a{border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--accent);font-weight:900;background:#fff}.kako-footer{border-top:1px solid var(--line);padding:28px 20px;text-align:center;color:var(--muted);background:#fff}
@media(max-width:760px){.kako-header-inner{flex-wrap:wrap}.menu-toggle{display:inline-flex;margin-left:auto}.kako-nav{display:none;width:100%;flex-direction:column;align-items:flex-start;padding:8px 0 14px}.kako-header.is-open .kako-nav{display:flex}.kako-open{display:inline-flex}.kako-layout{grid-template-columns:1fr}.kako-page{padding:24px 16px 54px}.kako-card{padding:18px}.kako-hero{text-align:left}.kako-hero h1{font-size:34px}.kako-hero p{margin-left:0}.kako-table{font-size:14px}}