:root{--ink:#17211d;--paper:#f3f0e8;--card:#fffdf8;--green:#275c49;--mint:#d7eadf;--orange:#f06b3b;--line:#d8d3c7;--muted:#6c716d}*{box-sizing:border-box}html{background:var(--paper);color:var(--ink);font:16px/1.5 Inter,ui-sans-serif,system-ui,sans-serif}body{margin:0}header,main,footer{width:min(1180px,calc(100% - 32px));margin:auto}header{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{color:var(--ink);font-size:22px;font-weight:900;text-decoration:none;letter-spacing:-1px}.brand span{color:var(--orange)}button,select,input{font:inherit}.languages{display:flex;gap:6px}.languages button{border:1px solid var(--line);background:transparent;border-radius:999px;padding:6px 11px}.languages button.active{background:var(--ink);color:white}.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:64px;padding:72px 0 48px}.tag{display:inline-block;color:var(--green);font-weight:800;text-transform:uppercase;letter-spacing:.11em;font-size:12px}.hero h1{font-size:clamp(44px,7vw,82px);line-height:.95;letter-spacing:-.055em;margin:18px 0}.hero p{font-size:20px}.notice{background:var(--mint);border-left:4px solid var(--green);padding:14px 16px;border-radius:4px}.workspace{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:start}.panel{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 10px 30px #17211d0b}.inputs{padding:28px}.panel-title h2{margin:0;font-size:28px}.panel-title p{color:var(--muted);margin:4px 0 24px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}label{display:flex;flex-direction:column;gap:7px;font-weight:700}label small{font-weight:500;color:var(--muted)}input,select{width:100%;border:1px solid var(--line);background:white;padding:12px;border-radius:9px;color:var(--ink)}input:focus,select:focus{outline:3px solid #f06b3b30;border-color:var(--orange)}.results{position:sticky;top:18px;padding:22px}.price-card{background:var(--ink);color:white;padding:26px;border-radius:13px;display:flex;flex-direction:column}.price-card span{color:#c8d3cd}.price-card strong{font-size:52px;line-height:1.1;margin:8px 0}.price-card small{color:#c8d3cd}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}.metrics div{background:var(--mint);padding:13px;border-radius:10px}.metrics span{display:block;font-size:12px;color:var(--green)}.metrics b{font-size:19px}.results h3{margin:22px 0 8px}dl{margin:0}dl div{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 2px}dt{color:var(--muted)}dd{margin:0;font-weight:800}.formula{margin-top:18px;padding:14px;background:#f3f0e8;border-radius:10px;font-size:13px;overflow-wrap:anywhere}.next{margin:22px 0 60px;background:var(--orange);color:#21140f;padding:32px;border-radius:18px}.next h2{margin:0 0 8px;font-size:32px}.next p{max-width:850px;margin:0}footer{border-top:1px solid var(--line);padding:24px 0 40px;color:var(--muted);font-size:13px}[data-lang="zh"]{display:none}html[data-lang="zh"] [data-lang="zh"]{display:block}html[data-lang="zh"] [data-lang="en"]{display:none}@media(max-width:850px){.hero,.workspace{grid-template-columns:1fr}.hero{gap:12px;padding:44px 0 28px}.hero h1{font-size:52px}.results{position:static}.grid{grid-template-columns:1fr}.metrics{grid-template-columns:1fr}.price-card strong{font-size:44px}}@media(max-width:420px){header,main,footer{width:min(100% - 20px,1180px)}.hero h1{font-size:42px}.inputs,.results{padding:16px}}
.metrics{grid-template-columns:repeat(2,1fr)}header nav a{color:var(--green);font-weight:800;text-decoration:none}body:not([data-process="resin"]) .mode-resin{display:none!important}body[data-process="resin"] .mode-fdm{display:none!important}.download{width:100%;margin-top:12px;border:0;border-radius:10px;background:var(--orange);color:#21140f;padding:13px;font-weight:900;cursor:pointer}.download:hover{filter:brightness(.96)}.download-note{margin:7px 3px 0;color:var(--muted);font-size:12px}@media(max-width:600px){header nav{display:none}}