.vpc{--vpc-ink:#173b36;--vpc-accent:#227761;box-sizing:border-box;max-width:1060px;margin:24px auto;color:var(--vpc-ink);font-family:inherit;line-height:1.55}.vpc *{box-sizing:border-box}.vpc [hidden]{display:none!important}.vpc-intro{margin-bottom:30px}.vpc-eyebrow{font-size:11px;letter-spacing:2px;font-weight:700}.vpc h2{font-size:clamp(28px,4vw,42px);line-height:1.15;margin:12px 0;color:var(--vpc-ink)}.vpc-intro p{font-size:16px;margin:0;color:#566b66}.vpc-layout{display:grid;grid-template-columns:1.12fr 1fr;gap:32px;align-items:start}.vpc-form{background:#fff;border:1px solid #e1e8e4;border-radius:20px;padding:28px}.vpc-field{margin-bottom:26px}.vpc-field label{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;margin-bottom:12px}.vpc-field label span{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:#eef5f1;font-size:12px;flex-shrink:0}.vpc-input{display:flex;align-items:center;min-height:52px;border:1px solid #c9d8d0;border-radius:10px;overflow:hidden;background:#fff}.vpc input{font:inherit;font-size:18px;min-width:0;width:100%;height:52px;border:0!important;background:transparent!important;box-shadow:none!important;padding:12px 14px;color:var(--vpc-ink)}.vpc-input b{font-size:14px;padding:0 16px;font-weight:500}.vpc select{font:inherit;color:var(--vpc-ink);background:#fff;border:1px solid #c9d8d0;border-radius:10px;min-height:52px;padding:10px 12px;max-width:100%}.vpc-input select{border:0;border-left:1px solid #e1e8e4;border-radius:0;width:175px;flex-shrink:0}.vpc-field>select{width:100%}.vpc input:focus,.vpc select:focus,.vpc button:focus-visible{outline:2px solid #227761!important;outline-offset:2px}.vpc-presets{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.vpc button{font:inherit;cursor:pointer;text-transform:none;letter-spacing:normal}.vpc-presets button{font-size:13px;border:1px solid #d9e3de;background:#f6f9f7;color:var(--vpc-ink);border-radius:8px;padding:8px 12px;min-height:40px;line-height:1.2;box-shadow:none}.vpc-presets button[aria-pressed=true]{background:var(--vpc-ink);color:#fff;border-color:var(--vpc-ink)}.vpc small{display:block;font-size:12px;line-height:1.6;color:#62766e;margin-top:9px}.vpc-reset{background:transparent;color:#527166;border:0;border-bottom:1px solid #b4c7be;padding:8px 0;font-size:13px;box-shadow:none}.vpc-result{border-radius:20px;background:#eef5f1;padding:30px;border:1px solid #dbe8e0;min-height:260px}.vpc-status{margin:24px 0;color:#527166;font-size:16px}.vpc-main{margin-top:25px}.vpc-main strong{display:block;font-size:clamp(36px,6vw,58px);line-height:1.2;font-weight:600;overflow-wrap:anywhere}.vpc-main>span{font-size:15px;color:#527166}.vpc-volume{font-size:16px;margin:14px 0 20px}.vpc-scale{display:block;width:100%;height:auto}.vpc dl{margin:22px 0 14px}.vpc dl>div{display:flex;gap:12px;justify-content:space-between;padding:13px 0;border-bottom:1px solid #d3e1d8;font-size:13px}.vpc dt{font-weight:400}.vpc dd{margin:0;font-weight:600;text-align:right;flex-shrink:0}.vpc-warning{font-size:14px;color:#70480b;background:#fff3db;border:1px solid #e7ce99;border-radius:10px;padding:15px;margin:20px 0 0}.vpc-note{font-size:12px;color:#687b72;margin:22px 0 0;max-width:900px}@media(max-width:700px){.vpc-layout{grid-template-columns:1fr;gap:18px}.vpc-form,.vpc-result{padding:22px 18px}.vpc-intro{margin-bottom:20px}.vpc dl>div{flex-wrap:wrap}.vpc dd{flex-shrink:1}.vpc{margin:16px auto}.vpc-presets button{min-height:44px}}

.vpc-guide{border-top:1px solid #dbe8e0;margin-top:42px;padding-top:36px}.vpc-guide>p{color:#566b66;font-size:15px;max-width:940px}.vpc-guide h2{font-size:clamp(25px,3.5vw,34px)}.vpc-guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px}.vpc-guide article{border:1px solid #e1e8e4;border-radius:16px;padding:24px;background:#fff}.vpc-step{font-size:12px;letter-spacing:1px;font-weight:700;color:#227761}.vpc-guide h3{color:var(--vpc-ink);font-size:19px;line-height:1.35;margin:10px 0 12px}.vpc-guide article p,.vpc-unit-guide p{font-size:14px;color:#566b66;margin:0;line-height:1.75}.vpc-unit-guide{background:#eef5f1;border:1px solid #dbe8e0;border-radius:16px;padding:26px;margin-top:24px}.vpc-conversions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}.vpc-conversions>span{padding:10px 14px;background:#fff;border-radius:8px;font-size:14px}.vpc-guide .vpc-sources{font-size:11px;color:#687b72;margin-top:22px}.vpc-sources a{color:#527166;text-decoration:underline}@media(max-width:700px){.vpc-guide-grid{grid-template-columns:1fr}.vpc-guide article,.vpc-unit-guide{padding:20px}.vpc-guide{margin-top:30px;padding-top:26px}.vpc-input select{width:155px;font-size:13px;padding-left:8px;padding-right:8px}}