:root{
  --brand:#C85C3A;--amber:#E6B85C;--ink:#2B2523;--paper:#FAF7F2;--soft:#F1EAE2;--text:#332E2B;--muted:#766C66;--accent:#D94A32;
  --line:#dfd4ca;--white:#fffdf9;--max:1180px;--reading:760px;--radius:18px;--shadow:0 14px 36px rgba(64,42,31,.08)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:14px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(250,247,242,.96);border-bottom:1px solid rgba(200,92,58,.14);backdrop-filter:blur(12px)}.header-inner{max-width:var(--max);margin:auto;min-height:74px;display:flex;align-items:center;gap:24px;padding:0 24px}.brand-lockup{display:flex;align-items:center;gap:11px;min-width:185px}.brand-lockup img{width:44px;height:44px;object-fit:cover;border-radius:12px}.brand-lockup span{display:grid;line-height:1.2}.brand-lockup strong{font-size:20px;letter-spacing:.04em}.brand-lockup small{margin-top:5px;color:var(--muted);font-size:12px}.site-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.site-nav a{padding:9px 12px;border-radius:11px;color:#4f4540;font-size:14px;white-space:nowrap}.site-nav a:hover,.site-nav a:focus-visible{background:var(--soft)}.site-nav a.active{color:var(--brand);font-weight:700;background:#f5e5df}.search-open,.nav-toggle{border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:11px;padding:9px 13px}.search-open:hover,.search-open:focus-visible,.nav-toggle:hover,.nav-toggle:focus-visible{border-color:var(--brand);color:var(--brand)}.nav-toggle{display:none}
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.home-intro{padding-top:82px;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:64px;align-items:center}.home-intro h1{font-size:clamp(38px,5vw,68px);max-width:800px}.home-intro .lead{margin-top:24px}.intro-media{margin:0}.intro-media img{width:100%;aspect-ratio:1.28/1;object-fit:cover;border-radius:34px 8px 34px 8px;box-shadow:var(--shadow)}.intro-media figcaption{margin-top:12px;color:var(--muted);font-size:12px}.direct-links{margin-top:32px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.direct-links a{display:grid;grid-template-columns:190px 1fr;gap:18px;padding:17px 0}.direct-links a+a{border-top:1px solid var(--line)}.direct-links strong{color:var(--ink)}.direct-links span{color:var(--muted);font-size:14px}.direct-links a:hover strong{color:var(--brand)}
.access-strip{padding-top:20px}.access-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--white)}.access-grid>div{padding:26px}.access-grid>div+div{border-left:1px solid var(--line)}.access-grid span{color:var(--amber);font-weight:900;font-size:12px}.access-grid h3{margin:12px 0 8px;color:var(--ink);font-size:18px}.access-grid p{margin:0;color:var(--muted);font-size:14px}
.editorial-split{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:56px;align-items:start}.editorial-aside{position:sticky;top:104px;background:var(--soft);border-radius:4px 26px 4px 26px;padding:18px}.editorial-aside img{border-radius:2px 18px 2px 18px;aspect-ratio:1.25/1;object-fit:cover}.editorial-aside h2{font-size:20px;margin:20px 0 10px}.role-list{margin:0}.role-list div{padding:12px 0;border-top:1px solid #d8ccc1}.role-list dt{font-weight:800;color:var(--ink)}.role-list dd{margin:3px 0 0;color:var(--muted);font-size:13px}.article-list{display:grid;gap:0}.article-list.dense .article-teaser{padding:24px 0;border-top:1px solid var(--line)}.article-list.dense .article-teaser:first-child{border-top:0;padding-top:0}.article-teaser h3{margin:5px 0 9px;font-size:20px;line-height:1.42;color:var(--ink)}.article-teaser h3 a:hover{color:var(--brand)}.article-teaser p{margin:0 0 10px;color:var(--muted);font-size:14px}.teaser-meta{font-size:12px;color:var(--brand);font-weight:800}.article-teaser .text-link{font-size:13px}.article-list.two-col{grid-template-columns:repeat(2,1fr);gap:18px}.article-list.two-col .article-teaser,.article-list.three .article-teaser{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:22px}.article-list.three{grid-template-columns:repeat(3,1fr);gap:16px}.article-list.mini{gap:0}.article-list.mini .article-teaser{padding:17px 0;border-top:1px solid rgba(94,69,55,.14)}.article-list.mini .article-teaser h3{font-size:17px}.article-list.mini .article-teaser p{display:none}
.warm-band{background:var(--soft);border-top:1px solid #e6d9ce;border-bottom:1px solid #e6d9ce}.community-row{display:grid;grid-template-columns:.75fr 1.25fr;gap:64px}.community-row .section-heading{position:sticky;top:110px;align-self:start}.mini-stack{background:transparent}.route-columns{display:grid;grid-template-columns:.8fr 1fr;gap:28px 54px;align-items:center}.route-copy h2{font-size:34px;line-height:1.28;margin:0 0 16px;color:var(--ink)}.route-image img{border-radius:28px 5px 28px 5px;aspect-ratio:1.42/1;object-fit:cover}.route-list{grid-column:1/-1;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.route-list .article-list{display:contents}.route-list .article-teaser{border-top:0;padding-top:28px}.reports-block{border-top:1px solid var(--line)}.reports-heading{display:grid;grid-template-columns:320px 1fr;gap:36px;align-items:center;margin-bottom:32px}.reports-heading img{border-radius:3px 20px 3px 20px;aspect-ratio:1.45/1;object-fit:cover}.reports-heading h2{font-size:34px;line-height:1.25;margin:0 0 12px;color:var(--ink)}.search-guide{display:grid;grid-template-columns:1fr .75fr;gap:56px;align-items:center;background:var(--ink);color:#fff;padding-left:40px;padding-right:40px;border-radius:28px}.search-guide .eyebrow{color:#f0bf79}.search-guide h2{font-size:34px;line-height:1.26;margin:0 0 14px}.search-guide p{color:#d7cbc5}.search-guide img{border-radius:16px;max-height:320px;width:100%;object-fit:cover}.inline-search{margin-top:22px}.inline-search label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.inline-search>div{display:flex;gap:9px}.inline-search input{min-width:0;flex:1;border:1px solid var(--line);background:var(--white);color:var(--text);border-radius:10px;padding:12px 14px;outline:none}.inline-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(200,92,58,.14)}.inline-search button{border:0;background:var(--brand);color:#fff;border-radius:10px;padding:12px 18px;font-weight:800}.principle-list{border-top:1px solid var(--line)}.principle-list article{display:grid;grid-template-columns:80px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}.principle-list article>span{font-size:22px;color:var(--amber);font-weight:900}.principle-list h3{margin:0 0 6px;color:var(--ink);font-size:19px}.principle-list p{margin:0;color:var(--muted)}.closing-index{display:grid;grid-template-columns:.55fr 1.45fr;gap:60px;align-items:start}.closing-index h2{font-size:32px;line-height:1.25;margin:0}.closing-index nav{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.closing-index nav a{display:grid;padding:18px 14px 18px 0;border-bottom:1px solid var(--line);font-weight:800}.closing-index nav a:nth-child(odd){padding-right:24px}.closing-index nav a span{margin-top:4px;color:var(--muted);font-weight:400;font-size:13px}.closing-index nav a:hover{color:var(--brand)}
.inner-main{padding-bottom:40px}.page-lead{width:min(var(--max),calc(100% - 48px));margin:auto;padding:58px 0 34px;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}.page-lead.simple-lead{padding-bottom:12px}.page-lead h1{font-size:clamp(36px,4.8vw,58px)}.page-lead img{width:100%;max-height:430px;object-fit:cover;border-radius:28px 5px 28px 5px}.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.pill-row span{border:1px solid var(--line);background:var(--white);border-radius:999px;padding:7px 11px;color:var(--muted);font-size:13px}.topic-jump h2,.decision-flow h2,.guide-steps h2,.status-legend h2{font-size:30px;margin:0 0 22px}.topic-jump>div{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.topic-jump a{border-left:3px solid var(--brand);background:var(--white);padding:18px 20px}.topic-jump a strong{display:block;color:var(--ink)}.topic-jump a span{display:block;margin-top:5px;color:var(--muted);font-size:13px}.topic-jump a:hover{background:#f8eee9}.content-index{padding-top:48px}.note-panel{display:grid;grid-template-columns:.75fr 1.25fr;gap:42px;align-items:center;background:var(--soft);padding-left:38px;padding-right:38px;border-radius:26px}.note-panel.reverse{grid-template-columns:1.25fr .75fr}.note-panel.reverse img{order:2}.note-panel img{border-radius:18px;max-height:320px;width:100%;object-fit:cover}.note-panel h2{font-size:28px;margin:0 0 12px}.decision-flow ol{list-style:none;counter-reset:step;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.decision-flow li{counter-increment:step;background:var(--white);border:1px solid var(--line);padding:22px;border-radius:16px}.decision-flow li::before{content:counter(step,decimal-leading-zero);display:block;color:var(--amber);font-weight:900;margin-bottom:12px}.decision-flow strong{color:var(--ink)}.decision-flow 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.breadcrumb{margin-bottom:0}.article-body{padding-top:42px;max-width:950px}.article-header{max-width:820px;margin:auto}.article-header h1{font-size:clamp(36px,5vw,56px);line-height:1.22;margin:0 0 20px;color:var(--ink)}.article-focus{display:flex;gap:10px;align-items:center;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}.article-focus span{color:var(--muted);font-size:13px}.article-focus strong{color:var(--brand)}.article-figure{margin:42px 0}.article-figure img{width:100%;max-height:560px;object-fit:cover;border-radius:3px 28px 3px 28px}.article-figure figcaption{font-size:12px;color:var(--muted);margin-top:9px}.prose{max-width:var(--reading);margin:auto}.prose section{margin:0 0 42px}.prose h2{font-size:28px;line-height:1.35;margin:0 0 16px;color:var(--ink)}.prose p{font-size:17px;line-height:2;margin:0 0 16px}.article-outro{padding:22px 24px;background:var(--soft);border-left:3px solid var(--brand)}.article-next{max-width:var(--reading);margin:36px auto 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.inline-search{max-width:760px}.search-results{padding-top:22px}.empty-state{padding:36px;background:var(--white);border:1px solid var(--line);border-radius:18px}.empty-state h2{margin-top:0}.not-found{text-align:center;max-width:850px}.error-code{display:block;font-size:96px;line-height:1;font-weight:900;color:#ead7cb}.not-found h1{font-size:44px}.not-found .lead{margin-left:auto;margin-right:auto}.not-found-links{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:28px 0}.not-found-links a{background:var(--white);border:1px solid var(--line);padding:13px;border-radius:12px}.not-found .inline-search{max-width:640px;margin:26px auto 0;text-align:left}
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@media(max-width:1024px){.header-inner{gap:14px}.site-nav{gap:0}.site-nav a{padding:8px 8px}.home-intro{grid-template-columns:1fr 390px;gap:36px}.access-grid{grid-template-columns:repeat(2,1fr)}.access-grid>div:nth-child(3){border-left:0;border-top:1px solid var(--line)}.access-grid>div:nth-child(4){border-top:1px solid var(--line)}.editorial-split{grid-template-columns:1fr 270px;gap:36px}.article-list.three{grid-template-columns:1fr 1fr}.decision-flow ol,.status-legend>div{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:860px){.nav-toggle{display:inline-flex;margin-left:auto}.site-nav{position:absolute;left:20px;right:20px;top:68px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;padding:10px;display:none;flex-direction:column;align-items:stretch}.site-nav.open{display:flex}.site-nav a{padding:11px 12px}.search-open{margin-left:0}.home-intro,.page-lead,.editorial-split,.community-row,.route-columns,.reports-heading,.search-guide,.closing-index,.note-panel,.note-panel.reverse{grid-template-columns:1fr}.home-intro{padding-top:52px}.intro-media{max-width:650px}.editorial-aside{position:static}.community-row .section-heading{position:static}.route-list{grid-template-columns:1fr}.route-image{order:2}.route-list{order:3}.reports-heading img{width:100%;max-height:340px}.search-guide{width:min(var(--max),calc(100% - 48px));padding:34px}.search-guide img{max-width:620px}.note-panel.reverse img{order:0}.article-list.two-col{grid-template-columns:1fr}.index-head{align-items:start;flex-direction:column}.closing-index nav{grid-template-columns:1fr}.not-found-links{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.header-inner{padding:0 16px;min-height:66px}.brand-lockup{min-width:0}.brand-lockup small{display:none}.brand-lockup img{width:38px;height:38px}.search-open{font-size:0;padding:9px}.search-open::after{content:"搜索";font-size:13px}.section-shell,.page-lead,.breadcrumb{width:calc(100% - 32px)}.section-shell{padding:52px 0}.page-lead{padding-top:42px;gap:28px}.home-intro{gap:34px}.home-intro h1,.page-lead h1{font-size:38px}.lead{font-size:17px}.direct-links a{grid-template-columns:1fr;gap:4px}.access-grid{grid-template-columns:1fr}.access-grid>div+div,.access-grid>div:nth-child(3),.access-grid>div:nth-child(4){border-left:0;border-top:1px solid var(--line)}.article-list.three{grid-template-columns:1fr}.topic-jump>div,.guide-grid{grid-template-columns:1fr}.decision-flow ol,.status-legend>div{grid-template-columns:1fr}.search-guide,.note-panel,.note-panel.reverse,.callout{width:calc(100% - 32px);padding:28px 22px}.reports-block .article-list.three{grid-template-columns:1fr}.principle-list article,.guide-steps li,.safety-list article{grid-template-columns:48px 1fr}.closing-index{gap:26px}.footer-grid{grid-template-columns:1fr;padding-left:16px;padding-right:16px;gap:30px}.footer-bottom{padding-left:16px;padding-right:16px;flex-direction:column}.search-modal{padding:9vh 16px 16px}.search-panel{padding:26px 20px}.inline-search>div{flex-direction:column}.not-found-links{grid-template-columns:1fr}.error-code{font-size:72px}.back-top{right:14px;bottom:14px}}
@media(max-width:375px){.header-inner{gap:8px}.brand-lockup strong{font-size:17px}.nav-toggle{padding:8px}.home-intro h1,.page-lead h1{font-size:34px}.section-heading h2{font-size:28px}.article-teaser h3{font-size:18px}.prose p{font-size:16px}}