:root{color-scheme:light;--bg:#f7f8f5;--ink:#191b1b;--accent:#d4fa4b;--line:rgba(25,27,27,.18)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,'PingFang SC','Microsoft YaHei',sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:wait;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #647d08;outline-offset:4px}[hidden]{display:none!important}
header{margin:0 4%;height:82px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px}.wordmark{font-size:20px;font-weight:800;letter-spacing:-1px}.wordmark span{font-weight:400}main{max-width:1440px;margin:auto;padding:0 4%}.heading{display:flex;align-items:end;justify-content:space-between;gap:24px;padding:32px 0 24px}.eyebrow{font-size:10px;letter-spacing:2px;margin:0 0 12px}h1{font-size:30px;font-weight:600;letter-spacing:-1px;margin:0}.heading>p{font-size:12px;color:#555958;margin:0}
.studio{position:relative;border:1px solid var(--line);background:#fff;border-radius:8px;overflow:hidden}model-viewer{display:block;width:100%;height:clamp(440px,62vh,760px);--poster-color:transparent}.loading,.status{position:absolute;top:45%;left:50%;transform:translate(-50%,-50%);font-size:14px;text-align:center;padding:16px 22px;background:#f0f1eb;border:1px solid var(--line);border-radius:4px;max-width:85%;width:max-content}.views{display:flex;justify-content:center;gap:8px;padding:0 16px 20px}.views button,.controls button{border:1px solid #b2b8aa;background:#eef0e9;border-radius:4px;padding:11px 19px;font-size:13px;min-height:44px}.views button:hover,.controls button:hover{background:#e5ecd7}#rotate[aria-pressed=true]{background:var(--accent);border-color:#98b132}.controls{display:flex;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.controls label{font-size:13px;white-space:nowrap;min-width:110px}.controls output{font-variant-numeric:tabular-nums;margin-left:10px}.controls input{flex:1;min-width:0;accent-color:#586d22}.controls button{white-space:nowrap}footer{display:flex;justify-content:space-between;gap:20px;padding:8px 0 24px;font-size:12px;color:#555958}footer a{white-space:nowrap;padding-top:12px;text-decoration:underline}
@media(max-width:600px){header{margin:0 6%;height:68px}main{padding:0 6%}.heading{display:block;padding:26px 0 20px}h1{font-size:25px}.heading>p{margin-top:14px}model-viewer{height:55svh;min-height:350px}.views{gap:6px;padding:0 10px 14px}.views button{padding:9px 11px;font-size:12px}.controls{flex-wrap:wrap;gap:12px}.controls label{min-width:auto}.controls input{min-width:100px}.controls #rotate{padding:10px 12px}footer{display:block;font-size:11px;line-height:1.8}}