:root{--ink:#193047;--muted:#53677c;--line:#dce4eb;--bg:#f5f7fa;--teal:#087868;--blue:#285c9e;--amber:#a45119;--side:208px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0;color:var(--ink);background:var(--bg);font-family:'Noto Sans CJK SC','Microsoft YaHei','PingFang SC',system-ui,sans-serif;font-size:16px;line-height:1.75}a{color:var(--blue);text-underline-offset:3px}button,select{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #2c8bdf;outline-offset:3px}aside{position:fixed;left:0;top:0;width:var(--side);height:100vh;background:#162c43;color:#c8d6e3;padding:30px 21px;z-index:30}.brand{font-size:31px;font-weight:850;letter-spacing:-1px;color:white;text-decoration:none;display:block}.brand span{color:#6ed8c0}.side-label{font-size:12px;letter-spacing:1.3px;margin:9px 0 35px}nav a{display:flex;gap:14px;align-items:center;padding:10px 12px;margin:5px -6px;border-radius:7px;color:#c4d1dc;text-decoration:none;font-size:14px}nav a span{color:#738da5;font-size:12px;font-variant-numeric:tabular-nums}nav a.active,nav a:hover{background:#2a445d;color:white}nav a.active span{color:#6ed8c0}.side-bottom{position:absolute;bottom:25px;left:26px;font-size:12px;line-height:1.9;color:#9ab0c5}header{height:66px;position:sticky;top:0;margin-left:var(--side);background:#ffffffef;backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:0 35px;display:flex;align-items:center;justify-content:space-between;z-index:20}header>span{font-size:14px;color:var(--muted)}header>div{display:flex;gap:8px}button,.button{border:1px solid var(--line);border-radius:7px;padding:7px 13px;background:white;color:var(--ink);text-decoration:none;font-size:14px}button:hover,.button:hover{background:#eef3f8}#present{background:var(--ink);color:white;border-color:var(--ink)}main{margin-left:var(--side);padding:22px 34px 70px;max-width:1700px}section{background:white;padding:38px 40px 40px;margin:0 0 24px;border:1px solid var(--line);border-radius:12px;scroll-margin-top:83px;box-shadow:0 2px 8px #17365503}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:700;color:var(--teal);margin-bottom:8px}h2{font-size:clamp(26px,2.5vw,36px);line-height:1.3;letter-spacing:-.5px;margin:0 0 13px}h3{font-size:19px;line-height:1.5;margin:0 0 9px}p{margin:9px 0 18px}.lead{color:var(--muted);font-size:17px;max-width:1000px;margin-bottom:27px}.hero-line{font-size:clamp(29px,3.05vw,45px);font-weight:750;line-height:1.5;margin:32px 0 30px;letter-spacing:-1px}.grid{display:grid;gap:17px;margin:20px 0}.three{grid-template-columns:repeat(3,1fr)}.two{grid-template-columns:repeat(2,1fr)}.card{border:1px solid var(--line);background:#f8fafc;border-radius:9px;padding:20px 22px}.card p{margin:0;color:#455a70;font-size:15px;line-height:1.9}.card h3{font-size:18px}.card.positive{border-top:3px solid #169381;background:#f2faf7}.card.warning{border-top:3px solid #cf8245;background:#fff8f1}.card strong{display:inline-block;color:var(--ink);font-size:20px;white-space:nowrap}.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:30px 0 22px;padding:20px 0}.stats>div{padding:0 20px;border-right:1px solid var(--line)}.stats>div:first-child{padding-left:0}.stats>div:last-child{border:0}.stats strong{font-size:34px;display:block;line-height:1.5;font-variant-numeric:tabular-nums}.stats span{font-size:12px;color:var(--muted)}.note{background:#f2f5f9;border-left:3px solid #68839d;padding:14px 18px;border-radius:0 6px 6px 0;font-size:14px;color:#465e73;margin:20px 0}.note.warning{background:#fff6eb;border-color:#c2763b}.note.positive{background:#eff9f5;border-color:#188c78}.sources-line{margin:18px 0 0}.ref{font-size:12px;display:inline-block;margin:2px 13px 2px 0;color:#526f89;text-decoration:none;border-bottom:1px dotted #aabccc}.ref:hover{color:var(--teal)}.table-wrap{overflow-x:auto;margin:20px 0;border:1px solid var(--line);border-radius:8px}table{width:100%;border-collapse:collapse;font-size:14px;text-align:left}th{background:#edf2f7;font-weight:700;color:#29455e}td,th{padding:13px 16px;vertical-align:top;border-bottom:1px solid var(--line)}tr:last-child td{border-bottom:0}td:first-child{font-weight:600;min-width:126px}tr:nth-child(even) td{background:#fafbfd}#evolution td{width:27%}#evolution td:first-child{width:14%}#postprocess td{width:27%}#postprocess td:first-child{width:19%}.version-track{display:flex;align-items:center;gap:15px;margin:28px 0}.version-track>div{flex:1;border:1px solid var(--line);border-top:3px solid #51749a;border-radius:7px;padding:17px;background:#f8fafc}.version-track>div:last-child{border-top-color:var(--teal)}.version-track b{display:block;font-size:21px}.version-track span{font-size:13px;color:var(--muted)}.version-track i,.optimizer i{font-style:normal;font-size:24px;color:#8aa0b4}details{border:1px solid var(--line);border-radius:7px;padding:13px 17px;margin-top:18px;font-size:14px}summary{font-weight:600;cursor:pointer}details p{margin:14px 0}details[open] summary{margin-bottom:13px}.tabs{display:flex;gap:7px;margin:19px 0 15px;flex-wrap:wrap}.tabs button[aria-selected=true]{background:var(--ink);color:white;border-color:var(--ink)}.diagram-shell{border:1px solid var(--line);border-radius:9px;padding:12px;background:white}.diagram-panel img{display:block;width:100%;height:auto}.download{border-top:1px solid var(--line);padding:10px 8px 0;display:flex;gap:22px;font-size:12px}.optimizer{display:flex;align-items:center;gap:18px;margin:26px 0}.optimizer>div{flex:1;border:1px solid var(--line);padding:18px;border-radius:8px;background:#f3f7fb}.optimizer span{font-size:12px;color:var(--teal);display:block;margin-bottom:8px}.optimizer b{font-size:17px}.metric-head{display:flex;justify-content:space-between;align-items:center;margin-top:32px;gap:15px}.metric-head h3{margin:0}.metric-head label{font-size:13px;white-space:nowrap}select{border:1px solid var(--line);padding:7px 10px;border-radius:6px;background:white;color:var(--ink)}.trend-good{color:var(--teal);font-weight:700}.trend-bad{color:#ae4d27;font-weight:700}.trend-neutral{color:#60748a}figure{margin:18px 0}.zoom{display:block;width:100%;border:0;padding:0;background:#eef2f5;cursor:zoom-in;border-radius:8px;overflow:hidden}.zoom img{display:block;width:100%;height:auto;max-height:740px;object-fit:contain}.zoom:hover{outline:2px solid #b1c3d3}figcaption,.caption{font-size:12px;color:var(--muted);line-height:1.8;margin:8px 0}.case-panel{padding-top:12px}.case-panel>h3:not(:first-child){margin-top:36px}.result-strip{background:#e9f7f1;padding:15px 18px;border-radius:8px;margin:20px 0}.result-strip b{font-size:22px;display:block;color:var(--teal)}.result-strip span{font-size:13px}video{display:block;width:100%;max-height:520px;background:#162c43;border-radius:8px}.seq{font-family:monospace;font-size:12px;word-break:break-all}.muted{color:var(--muted);font-weight:400}.priorities{padding-left:25px;font-size:15px}.priorities li{margin:11px 0}.evidence-list{columns:2;column-gap:30px;padding-left:20px}.evidence-list li{break-inside:avoid}code{overflow-wrap:anywhere;font-size:12px}dialog{width:min(96vw,1800px);max-height:95vh;padding:45px 10px 10px;border:0;border-radius:10px;background:#eef2f5}dialog::backdrop{background:#091727c9}dialog img{display:block;max-width:100%;max-height:85vh;object-fit:contain;margin:auto}#close-lightbox{position:absolute;top:6px;right:10px}.presenting aside{display:none}.presenting header{margin-left:0}.presenting main{margin:0 auto;max-width:1600px}.presenting section{padding:35px 44px}[hidden]{display:none!important}
@media(min-width:1700px){body{font-size:18px}table{font-size:16px}.card p{font-size:17px}.lead{font-size:19px}.note{font-size:16px}.stats span{font-size:14px}}
@media(max-width:1050px){:root{--side:172px}aside{padding:25px 16px}.brand{font-size:27px}nav a{font-size:12px;gap:9px}main{padding:18px}section{padding:28px 23px}.three{grid-template-columns:1fr}.stats strong{font-size:26px}.stats>div{padding:0 12px}.hero-line{font-size:33px}header{padding:0 18px}.version-track{gap:9px}.version-track>div{padding:12px}.optimizer b{font-size:15px}}
@media(max-width:720px){aside{display:none}header{margin:0;padding:0 12px;height:60px}header>span{font-size:11px;max-width:115px}header button{font-size:12px;padding:5px 9px}main{margin:0;padding:10px}section{padding:24px 17px;scroll-margin-top:70px}h2{font-size:25px}.lead{font-size:15px}.hero-line{font-size:28px}.two{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr;gap:20px}.stats>div{padding:0!important;border:0}.version-track{display:block}.version-track i{display:block;text-align:center;transform:rotate(90deg)}.optimizer{gap:7px;align-items:stretch}.optimizer>div{padding:10px}.optimizer b{font-size:12px}.optimizer i{font-size:16px;align-self:center}.metric-head{display:block}.metric-head label{display:block;margin-top:10px}.table-wrap{max-width:100%}table{min-width:660px}.evidence-list{columns:1}.diagram-shell{padding:3px}.tabs button{font-size:12px}.diagram-panel img{min-width:830px}.diagram-shell{overflow:auto}.presenting section{padding:24px 17px}}
@media print{@page{size:A4 landscape;margin:10mm}body{background:white;font-size:11px}aside,header,.tabs,.download,button#print{display:none!important}main,.presenting main{margin:0;padding:0;max-width:none}section{border:0;box-shadow:none;padding:8px 0;break-before:page;margin:0}section:first-child{break-before:auto}h2{font-size:25px}.hero-line{font-size:30px}h3{font-size:16px}.lead{font-size:13px}.card p,table,.note{font-size:11px}.card{padding:12px}.grid{gap:10px}.stats strong{font-size:26px}.diagram-panel[hidden],.case-panel[hidden]{display:block!important}.diagram-panel{break-inside:avoid;page-break-before:always}.diagram-panel:first-child{page-break-before:auto}.diagram-panel img{width:auto;max-width:100%;max-height:165mm;margin:auto}.zoom img{max-height:135mm}.table-wrap{overflow:visible}table{min-width:0}tr,figure,.card{break-inside:avoid}td,th{padding:7px}details{display:block}details:not([open])>:not(summary){display:none}video{display:none}.result-strip{padding:10px}.case-panel{break-before:page}.sources-line{margin:8px 0}.seq{font-size:10px}}