:root{--em:#047857;--mint:#ECFDF5;--deep:#064E3B;--line:#A7F3D0;--txt:#065F46}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Century Gothic","Segoe UI","PingFang SC",sans-serif;background:var(--mint);color:var(--deep);line-height:1.75;font-size:16px}
a{color:inherit;text-decoration:none}
svg{display:block}
.wrap{width:min(1120px,calc(100% - 32px));margin:0 auto}
header{background:#fff;border-bottom:2px solid var(--em);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--em)}
nav{display:flex;flex-wrap:wrap;gap:10px 14px}
nav a{font-size:14px;color:var(--txt);padding:4px 0}
nav a:hover{color:var(--em)}
.hero{padding:40px 0 22px}
.hero h1{font-size:30px;line-height:1.32;margin-bottom:14px;max-width:18em}
.hero p{max-width:44em;margin-bottom:10px;color:var(--txt)}
.board{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:12px}
.col{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;min-height:100%}
.col h2{font-size:20px;line-height:1.35;margin-bottom:12px;color:var(--deep)}
.col article{background:var(--mint);border-radius:12px;padding:14px;margin-bottom:10px}
.col article:last-child{margin-bottom:0}
.col h3{font-size:16px;margin:6px 0 6px}
.col p{font-size:14px;color:var(--txt);margin-bottom:6px}
.sec{padding:30px 0}
.sec h2{font-size:24px;margin-bottom:12px}
.lead{color:var(--txt);margin-bottom:14px;max-width:46em}
.hsteps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.hstep{background:#fff;border-radius:14px;padding:16px;border:1px solid var(--line)}
.hstep .n{width:32px;height:32px;border-radius:10px;background:var(--em);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:10px}
.hstep h3{font-size:16px;margin-bottom:8px}
.hstep p{font-size:14px;color:var(--txt)}
.honest{background:#064E3B;color:#ECFDF5;border-radius:14px;padding:22px 24px;margin-top:8px}
.honest h2{color:#fff;margin-bottom:10px}
.honest p{margin-bottom:8px}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
th,td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);font-size:14px}
th{background:var(--em);color:#fff}
td{color:var(--txt)}
.i-faq{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0}
.i-faq summary{padding:14px 16px;cursor:pointer;font-weight:700;background:var(--mint);border-radius:12px}
.i-faq[open] summary{border-radius:12px 12px 0 0}
.faq-body{padding:12px 16px 14px}
footer{background:var(--em);color:#D1FAE5;margin-top:28px;padding:26px 0}
.ft p{margin-bottom:8px;font-size:14px}
@media (max-width:900px){
.board,.hsteps{grid-template-columns:1fr}
.bar{flex-direction:column;align-items:flex-start;padding:12px 0}
}