@charset "UTF-8";
:root{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#182b30;background:#f4f6f3;font-synthesis:none;line-height:1.7;--green:#176b53;--muted:#64746e;--line:#dde4dd}*{box-sizing:border-box}body{margin:0}.en{display:none}html[lang=en] .cn{display:none}html[lang=en] .en{display:initial}button,input{font:inherit}button,a,input{touch-action:manipulation}button,a{transition:background .15s,transform .15s}a{color:var(--green);text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #b78d25;outline-offset:4px}header{border-bottom:1px solid var(--line);background:#ffffffed;padding:18px max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:750;letter-spacing:.04em;display:flex;align-items:center;gap:12px}.brandmark{background:var(--green);color:white;padding:6px 12px;border-radius:9px}nav{display:flex;gap:12px;align-items:center}nav form{margin:0}.quiet,.lang{border:1px solid var(--line);background:white;color:#274d40;padding:7px 15px;border-radius:8px;cursor:pointer}.quiet{font-size:13px}main{max-width:1180px;margin:auto;padding:40px 24px 70px}.hero{display:grid;grid-template-columns:1.5fr 1fr;gap:55px;align-items:center;padding:15px 0 35px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.15em;font-weight:700;color:var(--green)}h1{font-size:clamp(32px,4vw,49px);line-height:1.22;letter-spacing:-.035em;margin:16px 0}h2{font-size:24px;line-height:1.4}h3{font-size:20px;margin:0 0 12px}p{margin:10px 0 18px}.lede{color:var(--muted);max-width:650px;font-size:17px}.hero-art{display:flex;align-items:center;justify-content:center;gap:22px;background:#e8eee6;border:1px solid #dce5d8;min-height:245px;border-radius:20px;position:relative}.reader{width:130px;height:177px;border:9px solid #253d35;border-radius:13px;transform:rotate(-8deg);background:#faf8eb;box-shadow:8px 12px 18px #1b352322;text-align:center;padding:16px 7px;display:flex;flex-direction:column;justify-content:center}.reader:last-child{transform:rotate(7deg);width:146px;height:198px;background:#f4f1e3}.reader strong{font-size:23px}.reader small{font-size:10px;letter-spacing:.12em;border-top:1px solid #afbaa8;margin-top:15px;padding-top:10px}.model-switch{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0 30px}.model{padding:20px;text-align:left;background:white;border:1px solid var(--line);border-radius:12px;cursor:pointer;display:flex;align-items:center;justify-content:space-between}.model strong{display:block;font-size:22px}.model small{color:var(--muted)}.model[aria-selected=true]{background:#eaf3ec;border:2px solid var(--green);padding:19px}.model .arrow{font-size:24px;color:var(--green)}.layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:32px;align-items:start}.side{position:sticky;top:24px;color:var(--muted);font-size:14px}.side h3{color:#213d32;font-size:15px}.side ol{padding-left:21px}.side li{padding:8px 0}.side .note{font-size:12px;margin-top:28px}.badge{display:inline-block;padding:3px 10px;background:#e8f1e7;color:#276040;border-radius:30px;font-size:12px;font-weight:600}.step{background:white;border:1px solid var(--line);border-radius:15px;padding:30px;margin-bottom:18px}.step-head{display:flex;gap:15px;align-items:center;margin-bottom:18px}.number{height:34px;min-width:34px;background:#eaf1e9;color:var(--green);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}.step-head h2{margin:0;font-size:22px}.step ol,.step ul{padding-left:23px}.step li{padding:5px 0}.download{border:1px solid var(--line);border-radius:10px;padding:18px;background:#f8faf7;margin:22px 0}.download-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.download small{display:block;color:var(--muted);font-size:12px}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:white;text-decoration:none;font-weight:650;padding:11px 19px;border:0;border-radius:8px;cursor:pointer;white-space:nowrap}.button:hover{background:#11523f;transform:translateY(-1px)}details{font-size:12px;color:var(--muted);margin-top:12px}summary{cursor:pointer}code{font-family:ui-monospace,SFMono-Regular,monospace;background:#edf1ed;padding:2px 6px;border-radius:4px;color:#284537}details code{display:block;overflow-wrap:anywhere;margin-top:10px}.warning{padding:18px 20px;border-left:3px solid #ba8223;background:#fff6e4;border-radius:0 9px 9px 0;margin:18px 0;color:#654c22}.warning p{margin:5px 0}.filename{background:#153e30;color:white;padding:22px;border-radius:10px;margin:20px 0}.filename code{background:#ffffff12;color:#fff;font-size:24px;display:block;width:fit-content;margin:9px 0}.filename small{color:#c8dbcf}.success{background:#edf5ed;border:1px solid #cddfcb;padding:20px;border-radius:10px}.check{display:flex;gap:12px;align-items:flex-start;padding:10px 0;cursor:pointer}.check input{margin-top:6px;accent-color:var(--green);width:18px;height:18px;flex-shrink:0}.check-status{font-weight:700;color:var(--green);padding-top:12px}.footnote{color:var(--muted);font-size:12px;border-top:1px solid var(--line);padding-top:20px;margin-top:28px}.login-wrap{min-height:85vh;display:grid;place-items:center;padding:35px 20px}.login-card{width:100%;max-width:460px;background:white;border:1px solid var(--line);padding:38px;border-radius:18px;box-shadow:0 15px 50px #153e3009}.login-card h1{font-size:30px}.login-card label{display:block;font-size:14px;font-weight:650;margin-bottom:7px}.login-card input{width:100%;border:1px solid #bac9be;border-radius:8px;padding:12px;margin-bottom:18px}.login-card .button{width:100%}.login-note{font-size:12px;color:var(--muted);margin-top:24px}.error{background:#fff0ed;color:#9c3425;padding:12px;border-radius:8px}.hidden,[hidden]{display:none!important}footer{font-size:12px;color:var(--muted);text-align:center;padding:22px}@media(max-width:800px){.hero{grid-template-columns:1fr;gap:20px}.hero-art{display:none}.layout{grid-template-columns:1fr}.side{position:static}.side ol{display:none}.side .note{margin-top:5px}.model-switch{margin-top:5px}.step{padding:22px}.download-top{align-items:flex-start;flex-direction:column}header{padding:14px 20px}.brand{font-size:13px}.quiet{padding:7px 9px}main{padding-top:25px}.model{padding:15px}.model[aria-selected=true]{padding:14px}.login-card{padding:28px}}
@media print{header,nav,.hero-art,.model-switch,.button{display:none}.layout{display:block}.side{display:none}.step{break-inside:avoid}body{background:white}}

.button-guide{margin:20px 0;background:#f8faf7;border:1px solid var(--line);border-radius:12px;overflow:hidden}.button-guide img{display:block;width:100%;max-width:400px;height:auto;margin:0 auto;background:white}.button-guide figcaption{padding:18px 20px;border-top:1px solid var(--line);font-size:14px}.button-guide figcaption p{margin:8px 0 0}

.label-downloads{margin:24px 0;padding:20px;background:#f8faf7;border:1px solid var(--line);border-radius:10px}.label-downloads p{font-size:14px;color:var(--muted)}.label-row{padding:16px 0;border-top:1px solid var(--line)}.label-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}.label-actions .button{font-size:14px;padding:9px 14px}

.other-label-options{margin:18px 0;font-size:14px}.other-label-options>summary{padding:12px 16px;border:1px solid var(--line);border-radius:8px;color:var(--muted);background:#f8faf7}.other-label-options .label-downloads{margin-top:12px}