:root{
--paper:#F6F2E9;--paper2:#FBF8F1;--ink:#15191F;--navy:#0E1B2A;--amber:#C07A26;--amber2:#E3A343;--green:#2E6B4F;--red:#A93B31;--blue:#3F6E8C;--line:#D8D1C2;--line2:#E7E1D4;--muted:#6F6A60;
--serif:"Songti SC","STSong","Noto Serif SC","SimSun",serif;--sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;--num:"Helvetica Neue","Arial Narrow",Arial,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;background-image:radial-gradient(rgba(20,25,31,.028) 1px,transparent 1px);background-size:4px 4px}
a{color:var(--amber);text-decoration:none;border-bottom:1px solid rgba(192,122,38,.3)}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
.topbar{background:var(--navy);color:#C9D3DF;font-size:12px;letter-spacing:.18em;padding:10px 0}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px}
.hero{background:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px),radial-gradient(900px 500px at 78% 10%,#1B3450 0%,transparent 60%),var(--navy);background-size:56px 56px,56px 56px,auto,auto;color:#F3EFE4;padding:60px 0 50px;border-bottom:4px solid var(--amber)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.eyebrow{font-size:11px;letter-spacing:.26em;color:var(--amber2);font-weight:600;margin-bottom:20px;display:flex;align-items:center;gap:12px}
.eyebrow:before{content:"";width:34px;height:1px;background:var(--amber2)}
h1{font-family:var(--serif);font-size:clamp(36px,4.2vw,56px);line-height:1.14;font-weight:700;letter-spacing:-.02em;margin-bottom:20px}
h1 em{font-style:normal;color:var(--amber2)}
.hero p{font-size:15.5px;line-height:1.85;color:#C9D3DF;max-width:540px;margin-bottom:26px}
.hero p b{color:#fff}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12px;padding:5px 11px;border:1px solid rgba(255,255,255,.2);color:#DCE4EC}
.tag.on{border-color:var(--amber2);color:var(--amber2)}
.tag.b{border-color:#9FC3A6;color:#B9D8BF}
.tag.c{border-color:#8FB3C9;color:#B9D2E2}
.map{width:100%;height:auto}
.kpis{background:var(--paper2);border-bottom:1px solid var(--line)}
.kpis .wrap{display:grid;grid-template-columns:repeat(4,1fr);padding:0}
.kpi{padding:24px 26px 22px;border-left:1px solid var(--line2)}
.kpi:first-child{border-left:none;padding-left:0}
.kpi .n{font-family:var(--num);font-size:28px;font-weight:700;line-height:1.15;color:var(--navy)}
.kpi .n small{font-size:13px;font-weight:500;color:var(--muted)}
.kpi .l{font-size:12px;color:var(--muted);margin-top:6px}
.kpi .s{font-size:11px;color:#9A9488;margin-top:2px}
.layout{display:grid;grid-template-columns:196px minmax(0,1fr);gap:54px;padding:54px 0 80px}
.rail{position:sticky;top:28px;align-self:start;font-size:13px}
.rail .t{font-size:10px;letter-spacing:.22em;color:var(--muted);margin-bottom:14px}
.rail a{display:block;padding:7px 0 7px 14px;color:#57534A;border-bottom:none;border-left:2px solid transparent;line-height:1.35}
.rail a span{font-family:var(--num);font-size:11px;color:#A39C8E;margin-right:8px}
.rail a.active{color:var(--ink);border-left-color:var(--amber);font-weight:600}
main{min-width:0}
section{margin-bottom:72px;scroll-margin-top:26px;max-width:100%}
.sec-head{display:flex;align-items:baseline;gap:18px;border-top:2px solid var(--ink);padding-top:16px;margin-bottom:24px}
.sec-num{font-family:var(--num);font-size:13px;color:var(--amber);font-weight:700;min-width:26px}
h2{font-family:var(--serif);font-size:clamp(25px,2.9vw,34px);line-height:1.2;font-weight:700;letter-spacing:-.01em}
.kicker{margin-left:auto;font-size:12px;color:var(--muted);text-align:right}
h3{font-family:var(--serif);font-size:19px;margin:30px 0 12px;font-weight:700}
h3 .dot{color:var(--amber);margin-right:8px}
p{margin-bottom:14px;max-width:80ch}
.lead{font-size:18px;line-height:1.85}
.small{font-size:13px;color:var(--muted);line-height:1.7}
.hl{background:rgba(227,163,67,.22);box-decoration-break:clone;-webkit-box-decoration-break:clone;padding:0 2px;font-weight:600}
.note{background:var(--paper2);border-left:3px solid var(--amber);padding:18px 22px;margin:22px 0;max-width:82ch}
.note .nt{font-size:11px;letter-spacing:.18em;color:var(--amber);font-weight:700;margin-bottom:6px}
.note p{margin-bottom:6px;font-size:15px}
.note.dark{background:var(--navy);color:#E8E2D4;border-left-color:var(--amber2)}
.note.dark .nt{color:var(--amber2)}.note.dark b{color:#fff}
.note.blue{background:#F0F5F8;border-left-color:var(--blue)}.note.blue .nt{color:var(--blue)}
.note.green{background:#F2F6F1;border-left-color:var(--green)}.note.green .nt{color:var(--green)}
.formula{background:var(--navy);color:#EDE7D9;padding:24px 26px;margin:22px 0;max-width:860px}
.formula .ft{font-size:11px;letter-spacing:.2em;color:var(--amber2);margin-bottom:12px;font-weight:600}
.formula .line{font-family:var(--num);font-size:clamp(13px,1.5vw,17px);line-height:2.05}
.formula .line i{font-style:normal;color:var(--amber2)}
.formula .legend{font-size:12px;color:#9FB0C2;margin-top:10px;line-height:1.8}
.tbl-wrap{overflow-x:auto;margin:16px 0 8px;border:1px solid var(--line);-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;background:var(--paper2);font-size:14px;min-width:680px}
th{background:var(--navy);color:#E6E0D3;font-weight:600;font-size:11.5px;text-align:left;padding:11px 12px;white-space:nowrap;vertical-align:bottom}
td{padding:11px 12px;border-bottom:1px solid var(--line2);vertical-align:top;line-height:1.5}
td.brand{white-space:nowrap;font-weight:700}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#F3EEE2}
td.r,th.r{text-align:right;font-family:var(--num);font-variant-numeric:tabular-nums;white-space:nowrap}
tr.a td{background:#FBF1DD}tr.a td:first-child{box-shadow:inset 3px 0 0 var(--amber)}
tr.b td{background:#F0F4EF}tr.b td:first-child{box-shadow:inset 3px 0 0 var(--green)}
tr.c td{background:#EEF4F8}tr.c td:first-child{box-shadow:inset 3px 0 0 var(--blue)}
.chip{display:inline-block;min-width:30px;text-align:center;padding:1px 6px;font-family:var(--num);font-size:12.5px;font-weight:700;color:#fff}
.chip.g{background:var(--green)}.chip.a{background:var(--amber)}.chip.r{background:var(--red)}.chip.b{background:var(--blue)}
.muted{color:var(--muted)}.mini{font-size:11.5px;color:var(--muted);line-height:1.55}
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:20px 0}
.panel{border:1px solid var(--line);background:var(--paper2);padding:20px 22px}
.panel h4{font-family:var(--serif);font-size:18px;margin-bottom:8px}
.panel ul{margin:0;padding-left:18px}.panel li{margin-bottom:6px;font-size:14px;line-height:1.6}
.panel .big{font-family:var(--num);font-size:32px;font-weight:700;line-height:1.1;margin:4px 0 2px}
.panel .cap{font-size:12px;color:var(--muted)}
.panel.a{border-top:3px solid var(--amber)}.panel.b{border-top:3px solid var(--green)}.panel.c{border-top:3px solid var(--blue)}
ol.steps{list-style:none;counter-reset:s;margin:18px 0}
ol.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:15px;max-width:80ch}
ol.steps li:before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:2px;font-family:var(--num);font-size:12px;font-weight:700;color:var(--amber);border-top:1px solid var(--amber);padding-top:4px;width:28px}
ol.steps b{display:block;font-size:15.5px}ol.steps span{font-size:14px;color:#4C4840;line-height:1.7}
ul.todo{list-style:none;margin:12px 0}
ul.todo li{position:relative;padding-left:24px;margin-bottom:8px;font-size:14.5px;line-height:1.65}
ul.todo li:before{content:"";position:absolute;left:0;top:.62em;width:10px;height:10px;border:1px solid var(--amber)}
footer{background:var(--navy);color:#AEBACA;padding:44px 0 52px;font-size:13px;line-height:1.8}
footer h3{color:#EFE9DB;font-family:var(--serif);font-size:19px;margin:0 0 12px}
footer a{color:#D9B26A}
.foot{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:16px;color:#7E8EA0;font-size:12px}
@media (max-width:820px){
.hero .wrap{grid-template-columns:1fr;gap:26px}.map{max-width:540px}
.layout{grid-template-columns:minmax(0,1fr);gap:0;padding-top:32px}.rail{display:none}
.kpis .wrap{grid-template-columns:1fr 1fr}.kpi{border-left:none;border-top:1px solid var(--line2);padding-left:0}.kpi:nth-child(-n+2){border-top:none}
.two{grid-template-columns:1fr}
}
@media (max-width:600px){.wrap{padding:0 18px}.hero{padding:40px 0 34px}.sec-head{flex-wrap:wrap;gap:10px}.kicker{margin-left:0;text-align:left;width:100%}.map{display:none}}
@media print{.rail{display:none}.layout{grid-template-columns:1fr}section{page-break-inside:avoid}}