:root{--bg:#0b1117;--panel:#111b25;--panel2:#15232e;--line:#293943;--text:#e8f2f7;--muted:#a0b3bf;--cyan:#63e5d5;--orange:#ffb779;--red:#ffb5a3}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.6 Inter,"Segoe UI","Microsoft YaHei",sans-serif}a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;border:1px solid var(--line);background:var(--panel2);color:var(--text);border-radius:6px;padding:8px 14px}button:hover{border-color:var(--cyan)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}header{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 4vw;background:#101820}.brand{display:flex;gap:14px;align-items:center;color:white;font-size:23px;font-weight:700;letter-spacing:2px}.brand span:last-child{font-size:14px;font-weight:400;color:var(--muted);letter-spacing:0}.iris-icon{font-size:36px;color:var(--cyan)}.header-right{display:flex;align-items:center;gap:24px;font-size:13px}.header-right>span{color:var(--muted)}nav{display:flex;margin:0 auto;padding:18px 4vw 0;gap:10px;background:#101820;border-bottom:1px solid var(--line)}nav a{border-bottom:3px solid transparent;flex:1;color:var(--muted);padding:10px 18px 17px;display:flex;align-items:baseline;gap:13px}nav a b{font-size:20px;color:var(--text)}nav a span{font-size:16px}nav a small{margin-left:auto;font-size:12px}nav a.active{background:#152832;border-color:var(--cyan);color:var(--cyan)}nav a:hover{text-decoration:none;background:var(--panel2)}main{max-width:1680px;margin:auto;padding:24px 4vw 36px}.intro{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:22px}.overline{font-size:12px;color:var(--cyan);letter-spacing:2px;margin:0 0 4px}h1{font-size:30px;line-height:1.25;font-weight:650;letter-spacing:-.7px;margin:4px 0 10px}h2{font-size:17px;font-weight:600;margin:0}h3{font-size:16px;font-weight:500;margin:0}p{margin:8px 0;color:var(--muted)}.intro p:last-child{margin:0}.native{text-align:right;white-space:nowrap}.native b{display:block;font-size:27px;letter-spacing:-1px}.native span{color:var(--cyan)}.notice{border:1px solid #514432;border-left:3px solid var(--orange);border-radius:5px;padding:12px 17px;color:#edccaa;background:#231f19;font-size:14px;margin-bottom:22px}.configuration{display:flex;align-items:stretch;gap:20px;margin-bottom:20px}.tabs{display:flex;gap:5px}.tabs button{border-color:transparent;background:#111c25}.tabs button.active{border-color:var(--cyan);background:#19343b;color:var(--cyan)}.family{flex:1}.family button{flex:1;text-align:left;line-height:1.4;padding:10px 16px;white-space:nowrap}.family button b{margin-right:8px}.family button span{display:block;font-size:12px;color:var(--muted);padding-left:21px;margin-top:3px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 302px;gap:18px}.world-panel,.control-panel,.eye-grid article,.optics-grid article,.detail-grid article,.procurement{background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:15px 18px;border-bottom:1px solid #24333e}.panel-head span,.panel-head a{font-size:12px}.small{font-size:12px;padding:4px 8px;background:transparent}.world{height:390px;position:relative;background:radial-gradient(ellipse at 50% 50%,#213240,#0c151d)}.world canvas,.lens3d canvas{display:block;width:100%;height:100%}.world-caption{display:flex;justify-content:space-between;gap:10px;padding:10px 18px;font-size:12px;color:var(--muted);border-top:1px solid var(--line)}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.left{background:var(--cyan)}.right{background:var(--orange);margin-left:8px}.control-panel{padding-bottom:12px}.control-panel .panel-head{padding:14px 16px}.control-panel label{display:block;padding:10px 16px 2px;font-size:13px;color:var(--muted)}output{float:right;color:var(--text);font-variant-numeric:tabular-nums}input[type=range]{width:100%;accent-color:var(--cyan);display:block;cursor:pointer;margin:8px 0 0}select,input[type=number]{background:#0d1720;border:1px solid #314552;color:var(--text);padding:7px 9px;border-radius:5px;width:100%;margin-top:5px}input[type=file]{font-size:12px;width:100%;margin-top:4px}.two-controls{display:grid;grid-template-columns:1fr 1fr}.two-controls label:first-child{padding-right:5px}.two-controls label:last-child{padding-left:5px}.presets{display:flex;gap:5px;padding:4px 16px}.presets button{flex:1;font-size:12px;padding:3px 4px;color:var(--muted)}.secondary{background:transparent;border:1px solid #385363;font-size:13px}#recenter{display:block;margin:12px 16px 0;width:calc(100% - 32px)}.live-label{color:var(--cyan);font-size:11px!important}.metrics{display:grid;grid-template-columns:repeat(4,1fr);margin:18px 0 28px;border:1px solid var(--line);background:#101b23;border-radius:7px}.metrics>div{padding:14px 19px;border-right:1px solid var(--line)}.metrics>div:last-child{border:0}.metrics span{display:block;color:var(--muted);font-size:13px}.metrics strong{display:block;font-size:27px;font-weight:550;font-variant-numeric:tabular-nums;margin:3px 0}.metrics small{font-size:11px;color:var(--muted);line-height:1.4;display:block}.bad{color:var(--red)!important}.good{color:var(--cyan)!important}.section-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px}.inline{font-size:13px;color:var(--muted)}.inline input{accent-color:var(--cyan);vertical-align:middle}.eye-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.eye-grid canvas{display:block;width:100%;background:#050a0d;aspect-ratio:5/3;object-fit:contain}.eye-grid .panel-head{padding:12px 18px}.caption{font-size:12px;color:#91a5b2;line-height:1.65;margin:9px 0}.eye-section>.caption{max-width:1100px}.optics-grid,.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px}.lens3d{height:310px}.optics-grid article>.caption{padding:0 18px 7px}.optics-grid .panel-head{height:57px}#sectionCurve{height:310px;padding:10px}#sectionCurve svg{height:100%;width:100%}.detail-grid article{padding-bottom:14px}#parameters,#panelFacts,#coefficients{padding:10px 18px}table{width:100%;border-collapse:collapse;font-size:13px}td,th{border-bottom:1px solid #273842;padding:8px 6px;text-align:left}th{font-weight:500;color:var(--muted)}td:first-child{color:var(--muted)}td:last-child{font-variant-numeric:tabular-nums}details{padding:12px 18px 5px}summary{cursor:pointer;color:var(--cyan);font-size:13px}details p{font-size:13px}#coefficients{padding:10px 0;font-size:12px;overflow:auto}#distanceChart{width:100%;height:auto;display:block;padding:10px}.small-notice{font-size:13px;margin:0 18px;background:#18252e;border-radius:4px;padding:10px 12px;color:var(--muted)}.procurement{margin-top:26px;padding:20px}#panelFacts{padding:0}#candidates{overflow:auto;margin:14px 0}#candidates table{min-width:650px}.procurement details{padding-left:0;padding-right:0}#engineering{font-size:13px;color:var(--muted)}footer{display:flex;justify-content:space-between;gap:40px;margin-top:35px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}footer strong{color:var(--text)}footer p{max-width:560px}footer>div:last-child{display:grid;grid-template-columns:auto auto;gap:8px 26px}#fatal{padding:24px;background:#341f1a;border:1px solid var(--red);color:#ffccb9;border-radius:6px;margin:16px 0}button[disabled]{opacity:.35;cursor:default}canvas{max-width:100%}a[download]{cursor:pointer}#fieldTable{overflow:auto}#fieldTable table{font-size:11px}.pending canvas{opacity:.45}.pending .eye-grid{position:relative}.pending .eye-grid:after{content:'正在计算当前观看位置…';position:absolute;left:50%;top:45%;transform:translateX(-50%);background:#08121de8;color:var(--cyan);padding:10px 20px;border-radius:6px}
[hidden]{display:none!important}
.curve-toolbar{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:9px 12px;border-bottom:1px solid var(--line)}.curve-toolbar button{font-size:12px;padding:5px 9px}#surfaceProfile{padding:5px 8px;min-height:260px}#surfaceProfile svg{display:block;width:100%;height:auto}#sectionCurve{min-height:260px}.curve-toolbar .small{white-space:nowrap}
@media(min-width:1500px){.world{height:450px}.workspace{grid-template-columns:minmax(0,1fr) 330px}}
@media(max-width:1050px){nav a{padding:8px 9px;display:block}nav a span{margin-left:8px}nav a small{display:block}.header-right{gap:10px}.configuration{flex-direction:column;gap:8px}.workspace{grid-template-columns:minmax(0,1fr) 280px}.world{height:430px}.family button{font-size:13px;padding:8px 10px}.metrics strong{font-size:22px}.metrics small{font-size:11px}.brand span:last-child{display:none}.optics-grid,.detail-grid{gap:12px}.world-caption{display:block}.world-caption span{display:block}}
@media(max-width:720px){header{height:62px;padding:0 16px}.brand{font-size:21px}.header-right>span{display:none}.header-right a{font-size:12px}nav{padding:9px 9px 0;gap:2px}nav a{padding:9px 5px}nav a b{font-size:15px}nav a span{font-size:12px;margin-left:4px}nav a small{font-size:10px}main{padding:20px 13px}h1{font-size:24px}.intro{align-items:flex-start}.native b{font-size:17px}.native span{font-size:13px}.intro p:last-child{font-size:12px}.notice{font-size:12px}.family{gap:4px}.family button{white-space:normal;font-size:12px}.family button span{padding-left:0;font-size:10px}.workspace{display:block}.world{height:340px}.control-panel{margin-top:12px}.control-panel label{padding-top:12px}.two-controls{max-width:100%}.metrics{grid-template-columns:1fr 1fr}.metrics>div{border-bottom:1px solid var(--line);padding:12px}.metrics>div:nth-child(2){border-right:0}.metrics strong{font-size:23px}.eye-grid,.optics-grid,.detail-grid{grid-template-columns:1fr}.eye-grid{gap:12px}.panel-head{padding:13px}.world-caption{font-size:10px}.section-title{align-items:flex-start}h2{font-size:16px}.inline{font-size:11px}.lens3d,#sectionCurve{height:285px}footer{display:block}footer>div:last-child{margin-top:15px}.procurement{padding:15px}.procurement .section-title a{font-size:12px}.caption{font-size:11px}td,th{padding:8px 3px}}