#chapter-change .change-grid-main{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px}
#chapter-change .change-grid-main>div{min-width:0;border-top:1px solid #d4d9cd;padding-top:20px}
#chapter-change .change-grid-main .chart-title{font-size:17px;font-weight:400;margin:0 0 22px;letter-spacing:1px}
#chapter-change .change-grid-main .chart-box{height:330px;min-height:0;width:100%;padding:0;background:transparent;border:0;box-shadow:none}
.change-method{font-size:11px;line-height:1.9;color:#738073;margin:12px 0 0}
#chapter-change .chain-box{display:grid;grid-template-columns:150px minmax(0,1fr);align-items:center;gap:24px;padding:25px 0;margin-top:32px;background:none;border-block:1px solid #d4d9cd}
#chapter-change .chain-label{font-size:12px;color:#68746b;letter-spacing:1px;margin:0}
.change-chain{list-style:none;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin:0;padding:0;gap:28px}
.change-chain li{position:relative;display:flex;flex-direction:column;gap:7px;min-width:0}
.change-chain li:not(:last-child)::after{content:'→';position:absolute;right:-16px;top:25px;color:#a4af9e;font-size:15px}
.change-chain small{font-size:10px;color:#7c857b;letter-spacing:1px}
.change-chain span{font:18px/1.5 SimSun,serif;color:#405b4c}
@media(max-width:850px){#chapter-change .change-grid-main{grid-template-columns:1fr;gap:30px}#chapter-change .chain-box{grid-template-columns:1fr;gap:18px}}
@media(max-width:500px){.change-chain{gap:16px}.change-chain span{font-size:14px}.change-chain li:not(:last-child)::after{right:-12px;font-size:12px}.change-method{font-size:11px}}