.cost-section{padding-bottom:15px}
.cost-section h3{font-size:var(--module-size);font-weight:500;line-height:1.5;letter-spacing:-.035em;margin:0 0 18px}
.cost-model>p,.cost-efficiency>p{max-width:510px;font-size:var(--reading-copy);line-height:1.95;color:var(--muted)}
.cost-model{max-width:780px}
.cost-model-demo{margin-top:32px;padding:30px 38px 32px;background:#24231f;color:#f5f3ef;border-radius:10px 32px 32px 32px;box-shadow:0 18px 36px -22px #332c254f}
.cost-model-name{display:flex;align-items:center;gap:10px;font-size:12px;color:#c8c2b6}
.cost-model-demo blockquote{margin:26px 0 22px;font-size:clamp(20px,2vw,27px);font-weight:400;line-height:1.8;letter-spacing:-.025em}
.cost-model-demo>p{font-size:11px;line-height:1.8;color:#bbb3a7;margin:0}
.cost-efficiency{margin-top:84px;max-width:680px}
.cost-stat{display:flex;align-items:flex-end;gap:26px;margin:34px 0 32px}
.cost-stat>strong{font-weight:500;font-size:clamp(76px,9vw,112px);line-height:1.05;letter-spacing:-.065em;color:var(--accent);white-space:nowrap}
.cost-stat>strong>span{font-size:.42em;letter-spacing:-.035em;margin-left:6px}
.cost-stat>div{display:flex;flex-direction:column;gap:9px;padding-bottom:9px}
.cost-stat b{font-size:17px;font-weight:500}
.cost-stat>div>span{font-size:11px;color:var(--muted)}
.cost-comparison{max-width:620px;padding:23px 0 30px;border-bottom:1px solid var(--line)}
.cost-bar-row{display:grid;grid-template-columns:52px minmax(0,1fr) 34px;gap:16px;align-items:center;font-size:12px;margin-bottom:17px;color:var(--muted)}
.cost-bar-row:last-child{margin:0}
.cost-bar-row>b{font-weight:400;text-align:right;font-variant-numeric:tabular-nums}
.cost-track{height:15px;background:#ece8e1;border-radius:3px}
.cost-bar{display:block;height:100%;border-radius:3px}
.cost-bar.before{width:100%;background:#bcb2a4}
.cost-bar.after{width:29%;background:var(--accent)}
.cost-methods{list-style:none;counter-reset:cost-method;margin:12px 0 0;padding:0;max-width:570px}
.cost-methods li{counter-increment:cost-method;display:grid;grid-template-columns:30px 110px 1fr;column-gap:15px;align-items:baseline;padding:23px 0;border-bottom:1px solid var(--line)}
.cost-methods li:before{content:counter(cost-method,decimal-leading-zero);font-size:11px;color:var(--accent)}
.cost-methods h4{font-size:15px;font-weight:500;margin:0}
.cost-methods p{font-size:13px;line-height:1.85;color:var(--muted);margin:0}
.cost-evidence{max-width:680px;margin-top:34px;font-size:12px;line-height:1.9}
.cost-evidence summary{display:flex;align-items:center;justify-content:space-between;cursor:pointer;list-style:none;padding:12px 0;color:var(--muted)}
.cost-evidence summary::-webkit-details-marker{display:none}
.cost-evidence[open] summary>span{transform:rotate(45deg)}
.cost-evidence>div{padding:8px 0;color:var(--muted)}
.cost-evidence p{margin-bottom:14px}
@media(max-width:620px){
 .cost-model-demo{padding:26px 24px;border-radius:8px 24px 24px 24px}
 .cost-model-demo blockquote{font-size:20px;margin:23px 0 20px}
 .cost-efficiency{margin-top:65px}
 .cost-stat{gap:20px;margin:28px 0 22px}
 .cost-stat>strong{font-size:80px}
 .cost-stat b{font-size:14px}
 .cost-stat>div>span{font-size:10px}
 .cost-methods li{grid-template-columns:24px 1fr;gap:8px 12px;padding:22px 0}
 .cost-methods p{grid-column:2}
 .cost-bar-row{gap:12px;font-size:11px;grid-template-columns:44px minmax(0,1fr) 26px}
}