.charge-page{max-width:650px;margin:0 auto}.charge-page h2{font-size:1.2rem}.charge-model{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0}.charge-model small{display:block;margin-top:5px;color:var(--r-muted)}.charge-model>a{color:var(--r-blue);padding:12px 0}.charge-pipes{background:var(--r-surface);border:1px solid var(--r-line);border-radius:16px;padding:20px;margin-top:12px}.charge-pipes h2{margin:0 0 20px}.charge-pipe-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;text-align:center}.charge-pipe-pair>div{display:flex;align-items:center;flex-direction:column;gap:6px}.charge-pipe-pair strong{font-size:1.8rem;font-family:Archivo,Inter,sans-serif;color:var(--r-ink)}.charge-pipe-pair small,.charge-pipes>p{color:var(--r-muted);font-size:.8rem}.charge-pipes>p{margin:18px 0 0}.pipe-cross{display:block;border:6px solid #a66936;background:var(--r-surface);border-radius:50%;margin:0 auto 10px;box-shadow:0 0 0 2px #d49a65}.pipe-cross.liquid{width:30px;height:30px;margin-top:14px}.pipe-cross.gas{width:44px;height:44px}.charge-factory{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0 26px;color:var(--r-muted);font-size:.85rem}.charge-factory strong{display:block;font-size:1.15rem;color:var(--r-ink);margin-top:7px}.charge-unit-input{display:flex;align-items:center;gap:10px}.charge-unit-input input{width:100%;min-width:0}.charge-unit-input span{color:var(--r-muted)}.charge-route{display:flex;align-items:center;gap:12px;color:var(--r-muted);font-size:.8rem;margin:20px 0}.charge-route>span:first-child,.charge-route>span:last-child{display:flex;align-items:center;gap:5px}.charge-route-line{flex:1;text-align:center;border-bottom:4px solid #ae754a;position:relative;min-width:0}.charge-route-line b{display:block;font-weight:400;margin-bottom:6px;white-space:nowrap}.charge-confirm{display:flex;align-items:flex-start;gap:12px;min-height:48px;margin:20px 0;font-size:.9rem;line-height:1.6;cursor:pointer}.charge-confirm input{width:22px;height:22px;flex-shrink:0;margin-top:2px;accent-color:var(--r-blue)}#charge-output{scroll-margin-top:90px}.charge-result{border:1px solid var(--r-blue);background:var(--r-wash);border-radius:16px;padding:24px;margin-top:24px}.charge-result h2{font-size:3rem;line-height:1.15;margin:16px 0 6px;color:var(--r-ink);font-family:Archivo,Inter,sans-serif}.charge-result h2 span{font-size:1.2rem}.charge-result>p{margin:0}.charge-result dl{margin:24px 0 0}.charge-result dl>div{display:flex;justify-content:space-between;gap:14px;margin:12px 0}.charge-result dd{margin:0;font-weight:650;white-space:nowrap;color:var(--r-ink)}.charge-total{padding-top:15px;border-top:1px solid var(--r-line);font-weight:650}.charge-assumption{font-size:.8rem;line-height:1.5;margin-top:15px!important}.charge-message{padding:15px 18px;border-radius:12px;margin-top:18px;background:var(--r-warn-soft);color:var(--r-warn);font-size:.9rem;line-height:1.6}.charge-note{font-size:.85rem;line-height:1.6;color:var(--r-muted);margin-top:22px}.charge-page .details label{margin:16px 0}.charge-page .details summary small{font-weight:400;color:var(--r-muted)}.charge-page select{min-height:48px}@media(max-width:440px){.charge-page{padding-bottom:20px}.charge-pipe-pair{gap:8px}.charge-result{padding:20px}.charge-result h2{font-size:2.7rem}}