:root{font-family:"Segoe UI","Microsoft YaHei UI","Microsoft YaHei",sans-serif;color:#294c62;background:#eef6fa;font-size:13px;font-synthesis:none;--sea:#287fba;--line:#dce9ef;--muted:#708a99}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid #ed9876;outline-offset:3px}header{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 27px;border-bottom:1px solid var(--line);background:#fffdf7}.brand{display:flex;gap:12px;align-items:center}.mark{display:grid;place-items:center;width:37px;height:40px;background:var(--sea);color:#fff1cf;font-size:22px;border-radius:3px}.brand strong{font-size:18px;letter-spacing:2px}.brand-sub{display:block;font-size:9px;letter-spacing:1.5px;color:var(--muted);margin-top:4px}.project{display:flex;align-items:center;gap:10px;font-size:12px}.version{font:10px monospace;color:#7e99a8;border-left:1px solid var(--line);padding-left:12px;margin-left:8px}.live-dot{width:6px;height:6px;border-radius:50%;background:#efa478}.primary{background:var(--sea);color:#fff;border:0;padding:12px 16px;border-radius:4px}.primary span{margin-left:20px}main{display:flex;height:calc(100dvh - 76px);min-height:460px}aside{width:330px;flex-shrink:0;background:#fffdf7;border-right:1px solid var(--line);display:flex;flex-direction:column}nav{display:flex;padding:14px 15px 0;gap:4px}nav button{flex:1;padding:9px 0;background:none;border:0;color:#728c9c;border-radius:4px}nav button[aria-selected=true]{background:#dff1fc;color:var(--sea);font-weight:600}.panel-heading{padding:26px 23px 16px}.panel-heading small{font:9px monospace;color:#7598ae;letter-spacing:1.6px}h1{font-size:22px;font-weight:500;margin:9px 0 8px}.panel-heading p{font-size:11px;color:#718999;line-height:1.65;margin:0}#parameters{padding:0 23px 12px;overflow:auto;flex:1;scrollbar-width:thin;scrollbar-color:#c3dfea transparent}details{border-top:1px solid var(--line);padding:12px 0}summary{font-weight:600;font-size:12px;cursor:pointer;margin-bottom:5px;color:#3d6a83}summary::marker{color:#82b4cc}.field{padding:10px 0 8px}.field-label{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:#40667b}.field label{cursor:help}.field input[type=number]{width:65px;border:1px solid #d3e5ef;background:#fff;color:#287fba;padding:4px 6px;border-radius:3px;text-align:right;font:11px monospace}.field input[type=range]{display:block;width:100%;accent-color:var(--sea);height:3px;margin:13px 0 5px;cursor:pointer}.field select{width:100%;margin-top:9px;padding:8px 6px;background:#fff;border:1px solid var(--line);border-radius:4px;color:#40667b;font-size:11px}.field input[type=checkbox]{accent-color:var(--sea);width:16px;height:16px}.field .help{display:none}.field:focus-within .help{display:block;color:#718999;font-size:10px;line-height:1.6;margin-top:6px}.panel-footer{padding:15px 23px 19px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:8px}.panel-footer span{font-size:9px;color:#718999}.panel-footer button{border:0;background:none;text-decoration:underline;text-underline-offset:4px;font-size:10px;color:#417f9e;padding:0}#viewport{position:relative;overflow:hidden;flex:1;background:#e5f2f5;min-width:0}#viewport canvas{display:block;touch-action:none;width:100%;height:100%}.view-header{position:absolute;left:27px;top:25px;display:flex;align-items:center;gap:14px;pointer-events:none;z-index:1}.view-header>span:first-child{font-size:13px;color:#416f88}.material-badge{border:1px solid #cfdfeb;border-radius:30px;padding:5px 10px;color:#658395;font-size:10px}.view-tools{position:absolute;right:24px;top:23px;display:flex;gap:6px;z-index:2}.view-tools button{border:1px solid #d3e5ef;background:#fffdf6ed;border-radius:4px;color:#40718b;padding:7px 10px;font-size:11px}.stats{position:absolute;bottom:26px;left:28px;display:flex;gap:28px;pointer-events:none}.stats>div{display:flex;flex-direction:column;gap:5px}.stats strong{font:22px "Segoe UI",sans-serif;font-weight:300;color:#2b6688}.stats span{font-size:10px;color:#658395}.stats .timing{border-left:1px solid #c9dfe9;padding-left:24px}.stats .timing strong{font-size:15px;padding-top:7px}.view-hint{position:absolute;bottom:28px;right:26px;font-size:10px;color:#658395;pointer-events:none}.compass{position:absolute;right:30px;bottom:64px;color:#658395;font:10px monospace;text-align:center}.compass span{display:block;font-size:26px;line-height:28px}#message{position:absolute;left:50%;top:75px;transform:translateX(-50%);padding:9px 16px;border:1px solid #c8e2ee;border-radius:5px;background:#fffdf6f5;color:#40718b;font-size:11px;z-index:4;max-width:80%;text-align:center}#message:empty{display:none}#message.error{color:#9f462d;background:#fff1e8;border-color:#d8b09c}@media(max-width:800px){header{padding:0 14px;height:65px}.project{display:none}main{height:calc(100dvh - 65px)}aside{width:280px}.panel-heading{padding:20px 16px 12px}#parameters{padding:0 16px}nav{padding:10px 10px 0}.view-header{left:15px}.material-badge{display:none}.view-tools{right:14px;top:54px}.stats{left:16px;gap:16px}.view-hint{display:none}.stats .timing{padding-left:12px}.primary{padding:10px}.primary span{margin-left:8px}}@media(max-width:560px){main{flex-direction:column-reverse;height:calc(100dvh - 65px);min-height:660px}aside{width:100%;height:42%;border-top:1px solid var(--line);border-right:0}#viewport{min-height:340px}.panel-heading{display:none}nav{padding-bottom:6px}.panel-footer{padding:8px 16px}.stats{bottom:15px}.stats strong{font-size:17px}.stats .timing strong{font-size:12px;padding-top:5px}.compass{bottom:19px}#parameters{padding-top:4px}details{padding:9px 0}.field{padding:6px 0}.field input[type=range]{margin-bottom:10px}}

/* Summer workbench: light surfaces, soft shapes, restrained coral accents. */
header{background:#fffaf0;border-bottom:1px solid #e8e7dc}
.brand{gap:11px}.mark{width:42px;height:42px;border-radius:15px;background:#ffe6a4;color:#b67523;font-size:27px;transform:rotate(-6deg)}
.brand strong{letter-spacing:.5px;font-weight:650}.brand-sub{letter-spacing:1.2px;color:#69889c}
.primary{background:#f6b49a;color:#683f34;border:1px solid #f0a98f;border-radius:18px;padding:11px 18px;font-weight:600;transition:background .15s,transform .15s}.primary:hover{background:#f9c5af;transform:translateY(-1px)}
aside{background:#f8fcff}nav{padding:14px 12px 0;gap:3px}nav button{border-radius:13px;padding:10px 0;color:#55798e}nav button:hover{background:#edf5fa}nav button[aria-selected=true]{background:#d9effc;color:#216f9d;box-shadow:inset 0 -2px #9fcfe8}
.panel-heading{padding:23px 22px 17px}.panel-heading small{font-family:inherit;font-size:9px;letter-spacing:1.3px;color:#648ba3}h1{font-size:23px;font-weight:600;color:#285c7a}.panel-heading p{font-size:12px;color:#668497}
#parameters{padding:0 16px 12px}details{border:1px solid #deebf3;border-radius:15px;background:#fff;padding:13px 13px;margin-bottom:10px}summary{font-size:12px;color:#3e708d;padding:2px 0}summary::marker{color:#efa080}
.field-label{color:#476c82}.field input[type=number]{border-radius:9px;background:#f4faff;color:#2b6c93;padding:6px 7px}.field select{border-radius:10px;padding:10px;background:#f8fcff;color:#476c82;font-size:12px}.field input[type=range]{height:4px;accent-color:#6aafd3}.field:focus-within .help{font-size:11px}
.panel-footer{background:#fffaf0;border-top:1px solid #ece7da;padding:15px 18px}.panel-footer button{text-decoration:none;color:#367b9f}.panel-footer button:hover{text-decoration:underline}
.view-tools button{border-radius:13px;box-shadow:0 2px 7px #416c8210}.view-tools button:hover{background:#fff}.material-badge{background:#fffdf4b8;color:#577d91;border-color:#d5e4e9}.stats{gap:23px;padding:11px 16px;background:#fffdf3d9;border:1px solid #ffffffa8;border-radius:18px;backdrop-filter:blur(8px)}.stats strong{font-weight:500;font-size:21px}.stats span{color:#58778b}.view-header>span:first-child{font-weight:600}#message{border-radius:14px}
@media(max-width:800px){.panel-heading{padding:20px 16px 12px}.primary{padding:10px 12px}.stats{gap:14px;padding:9px 12px}}
@media(max-width:560px){#parameters{padding:4px 12px 8px}details{padding:10px 12px}.stats{bottom:12px;left:12px}.brand strong{font-size:16px}.brand-sub{font-size:8px}.primary span{margin-left:3px}.project{display:none}.mark{width:35px;height:35px}.panel-footer{padding:9px 14px}}
@media(prefers-reduced-motion:reduce){.primary{transition:none}.primary:hover{transform:none}}

.header-actions{display:flex;align-items:center;gap:12px}.theme-control{display:flex;gap:8px;align-items:center;color:#577d91;font-size:12px}.theme-control select{border:1px solid #c9dfea;border-radius:14px;background:#fffdf7;color:#285c7a;padding:10px 12px;cursor:pointer}.theme-control select:focus-visible{outline:2px solid #ed9876;outline-offset:3px}
@media(max-width:560px){.header-actions{gap:6px}.theme-control>span{display:none}.theme-control select{font-size:11px;padding:9px 4px;max-width:100px}.brand-sub{display:none}.brand strong{font-size:14px}.brand{gap:6px}.primary{font-size:11px;padding:10px 8px}.primary span{display:none}.mark{width:29px;height:32px;font-size:23px}}

#language{margin-left:10px;padding:4px 8px;border:1px solid #c9dfea;border-radius:8px;color:#285c7a;background:#fffaf0;font-size:12px;cursor:pointer;vertical-align:middle}

body.capture header,body.capture aside,body.capture .view-header,body.capture .view-tools,body.capture .stats,body.capture .view-hint,body.capture .compass{display:none}body.capture main{display:block;height:100vh}body.capture #viewport{width:100vw;height:100vh}

.site-return{display:inline-flex;align-items:center;gap:9px;padding:13px 20px;background:#294c62;color:#fffdf7;border:2px solid #294c62;border-radius:12px;font-size:16px;font-weight:600;text-decoration:none;white-space:nowrap}.site-return:hover{background:#39718c}.site-return:focus-visible{outline:3px solid #efa478;outline-offset:3px}#message.file-notice{top:22%;font-size:16px;line-height:1.8;padding:26px;min-width:min(470px,85%);max-width:85%}#message.file-notice a{display:inline-block;padding:10px 16px;background:#294c62;color:white;border-radius:8px;text-decoration:none}
@media(max-width:800px){header{height:auto;min-height:112px;flex-wrap:wrap;gap:10px;padding:12px 14px}.site-return{order:3;width:100%;justify-content:center;font-size:14px;padding:9px}main{height:calc(100dvh - 124px)}}