:root{--background:#F8F7F3;--paper:#FFFDF8;--surface:#fff;--graphite:#272E33;--moss:#526A47;--coral:#BD5944;--blue:#5B8194;--muted:#65717A;--border:#E0E3DC;--radius:14px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--background);color:var(--graphite);font-family:system-ui,-apple-system,"Microsoft YaHei","PingFang SC",sans-serif;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}a:hover{color:var(--coral)}button,input,select{font:inherit}button{cursor:pointer}img{max-width:100%;object-fit:cover}.shell,.header-inner{max-width:1320px;margin:auto;padding-left:32px;padding-right:32px}.skip{position:absolute;left:-9999px;z-index:20}.skip:focus{left:20px;top:10px;background:white;padding:8px}.site-header{background:var(--paper);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{font-size:20px;font-weight:800;display:flex;align-items:center;gap:12px;white-space:nowrap}.brand small{display:block;font-size:10px;letter-spacing:2px;color:var(--muted);line-height:1.4}.brand-icon{display:grid;place-items:center;width:42px;height:42px;background:var(--moss);color:#fff;border-radius:9px;font-weight:900}.desktop-nav{display:flex;gap:32px;font-weight:700;font-size:14px}.menu-button{border:1px solid var(--border);background:white;border-radius:8px;padding:5px 12px;display:none}.mobile-menu,.mobile-scrim{display:none}.eyebrow{font-size:12px;font-weight:850;letter-spacing:2.5px;color:var(--moss);text-transform:uppercase}.hero{background:#E9EFE5;padding:66px 0 60px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:45px;align-items:center;min-height:350px}.hero h1{font-size:clamp(32px,4.2vw,58px);line-height:1.24;letter-spacing:-1px;max-width:700px}.hero h1 em{font-style:normal;color:var(--moss);display:block}.lede,.page-intro>p:not(.eyebrow){font-size:18px;color:#48545B;max-width:850px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.btn{display:inline-flex;align-items:center;min-height:46px;padding:9px 20px;border-radius:10px;font-weight:750}.primary{background:var(--moss);color:white}.primary:hover{background:#385035;color:white}.subtle{background:white}.hero-visual{height:350px;border-radius:23px;overflow:hidden;background:#526A47}.hero-visual>*,.article-visual>*{height:100%}.visual-empty{display:flex;align-items:center;justify-content:center;min-height:155px;padding:30px;background:linear-gradient(140deg,#DCE5D7,#F5E7D5);color:#385035;text-align:center;font-size:18px;font-weight:750}.hero-visual .visual-empty{height:100%;background:linear-gradient(150deg,#385035,#526A47 50%,#8DAA92);color:white;font-size:28px}.section{padding-top:65px;padding-bottom:24px}.section-head{margin-bottom:28px}.section-head h2,h2{line-height:1.35}.section-head h2{font-size:30px;margin:8px 0}.section-head p{color:var(--muted)}.category-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.category-card{background:white;border:1px solid var(--border);border-radius:var(--radius);padding:23px;min-height:232px;display:flex;flex-direction:column;align-items:start;transition:transform .2s}.category-card:hover{transform:translateY(-3px)}.category-card:nth-child(3n+2){background:#F8F1E6}.category-card:nth-child(4n+3){background:#EAF2F5}.category-card .number{color:var(--muted);font-size:12px;letter-spacing:2px}.category-icon{font-size:27px;margin-top:8px}.category-card h3{font-size:19px;margin:8px 0 3px}.category-card p{font-size:13px;color:#45525B;line-height:1.65}.category-card>span:last-child{margin-top:auto;font-size:13px;font-weight:750;color:var(--moss)}.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(230px,.6fr);gap:38px;align-items:start}.topic-list{border-top:1px solid var(--border)}.topic-entry{padding:19px 10px;border-bottom:1px solid var(--border);display:grid;grid-template-columns:125px 1fr 24px;column-gap:17px;align-items:center}.entry-kind{font-size:12px;color:var(--moss);grid-row:span 2}.entry-title{font-size:18px;line-height:1.5;font-weight:750}.entry-desc{font-size:13px;color:var(--muted);line-height:1.7;grid-column:2}.entry-arrow{grid-column:3;grid-row:1/3;color:var(--coral)}.feature-panel{background:#272E33;color:white;padding:34px;border-radius:20px;min-height:320px;position:relative}.feature-panel h2{font-size:29px}.feature-panel p{color:#E0E7E0}.feature-panel a{color:#FFE3C3;font-weight:700}.feature-panel.warm{background:#BD5944}.wide-columns,.editorial-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.soft-panel{background:#E9EFE5;padding:28px;border-radius:18px;min-height:190px}.soft-panel.blue{background:#EAF2F5}.soft-panel h3{font-size:23px}.soft-panel a{font-weight:750;color:var(--moss)}.editorial-grid>div{background:white;padding:18px;border-radius:16px}.editorial-grid .visual-empty{height:220px}.editorial-grid .topic-entry{grid-template-columns:1fr 18px;padding:13px 0}.editorial-grid .entry-kind,.editorial-grid .entry-desc{display:none}.editorial-grid .entry-title{font-size:15px}.editorial-grid .entry-arrow{grid-column:2;grid-row:1}.tag-cloud{display:flex;flex-wrap:wrap;gap:11px}.tag-cloud a{border-radius:30px;background:#EAF2F5;padding:13px 18px;font-weight:650;font-size:14px}.tag-cloud a:nth-child(3n){background:#F8E8E2}.tag-cloud a:nth-child(3n+1){background:#E9EFE5}.trail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.trail-card{display:block;padding:28px;background:white;border:1px solid var(--border);border-radius:14px;min-height:240px}.trail-card span{font-size:12px;color:var(--coral);font-weight:700}.trail-card h2,.trail-card h3{margin:15px 0;font-size:22px}.trail-card p{font-size:14px;color:#45525B;line-height:1.8}.end-explore{margin-bottom:60px}.end-explore>div{display:flex;flex-wrap:wrap;gap:12px}.end-explore a{background:#E9EFE5;padding:13px 17px;border-radius:8px}.page-intro{padding-top:68px;padding-bottom:28px}.page-intro h1{font-size:clamp(32px,4vw,47px);line-height:1.2}.filter-line{display:flex;flex-wrap:wrap;gap:9px;padding-top:12px}.filter-line a{padding:7px 12px;background:white;border-radius:9px;border:1px solid var(--border);font-size:13px}.filter-line .active,.district-sidebar .active{color:white;background:var(--moss)}.timeline{max-width:1100px}.timeline h2 small{font-size:14px;color:var(--muted);font-weight:400}.district-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:42px;padding-top:35px;padding-bottom:80px}.district-sidebar{position:sticky;top:100px;align-self:start;display:flex;flex-direction:column;gap:4px}.district-sidebar a{padding:12px 15px;border-radius:8px;background:#FFFDF8;display:flex;justify-content:space-between}.district-sidebar small{font-size:12px}.pagination{display:flex;gap:10px;margin:25px 0}.pagination a{display:grid;place-items:center;width:44px;height:44px;background:white;border:1px solid var(--border);border-radius:8px}.pagination a[aria-current]{background:var(--moss);color:white}.topic-layout{display:grid;grid-template-columns:minmax(0,800px) minmax(180px,1fr);gap:65px;padding-top:44px;padding-bottom:80px;align-items:start}.reading h1{font-size:clamp(29px,3vw,42px);line-height:1.34;margin:12px 0}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:28px}.lead-copy{font-size:20px;color:#45525B;line-height:1.8}.article-visual{max-height:320px;overflow:hidden;border-radius:16px;margin:28px 0}.article-visual>.visual-empty{min-height:250px}.article-block{margin:32px 0}.article-block h2,.source-note h2,.discussion h2{font-size:24px}.article-block p{font-size:17px;line-height:1.9}.source-note,.discussion{background:#F1F1EA;padding:23px 28px;border-radius:13px;margin-top:26px}.discussion{background:#EAF2F5}.topic-aside{background:white;border:1px solid var(--border);border-radius:14px;padding:25px;position:sticky;top:100px;display:flex;flex-direction:column;gap:11px}.topic-aside h3{margin:9px 0;font-size:17px}.topic-aside a{font-size:14px;border-bottom:1px solid var(--border);padding-bottom:9px}.back-link{display:inline-block;margin-bottom:25px;color:var(--moss)}.route-steps{max-width:870px}.route-step{display:grid;grid-template-columns:70px 1fr;gap:20px;border-left:3px solid var(--moss);padding:0 0 35px 27px;margin-left:28px}.step-number{font-size:28px;color:var(--coral);font-weight:800}.route-step h2{margin-top:0}.route-step p{color:var(--muted)}.search-form{max-width:820px;margin-top:35px;background:white;padding:24px;border-radius:15px;border:1px solid var(--border)}.search-form>div{display:flex;gap:9px;margin:8px 0 14px}.search-form input{flex:1;min-width:0;padding:12px;border:1px solid var(--border);border-radius:9px}.search-form button{background:var(--moss);color:white;border:0;border-radius:8px;padding:8px 25px}.search-form label{display:block;font-size:13px;font-weight:700}.search-form select{max-width:100%;padding:8px;border:1px solid var(--border);border-radius:8px;margin-top:8px}.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;padding-top:30px;padding-bottom:80px}.about-grid section{background:white;padding:30px;border-radius:15px}.about-grid details{padding:12px;border-bottom:1px solid var(--border)}.site-footer{margin-top:50px;background:#272E33;color:white;padding:55px 0 65px}.footer-row{display:flex;justify-content:space-between;gap:40px}.site-footer p{color:#C8D2CE}.site-footer nav{display:flex;gap:20px;font-size:14px}.bottom-nav{display:none}:focus-visible{outline:3px solid #BD5944;outline-offset:3px}
@media(max-width:1050px){.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.trail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-layout{gap:24px}.desktop-nav{gap:18px}}
@media(max-width:768px){.shell,.header-inner{padding-left:19px;padding-right:19px}.desktop-nav{display:none}.menu-button{display:block}.mobile-menu{display:flex;position:fixed;z-index:22;right:0;top:0;height:100dvh;width:min(310px,85vw);padding:24px;flex-direction:column;gap:18px;background:white;transform:translateX(110%);transition:transform .2s;box-shadow:0 0 30px #0002}.mobile-menu.open{transform:translateX(0)}.menu-close{align-self:end;background:white;border:0;font-size:34px}.mobile-scrim.open{display:block;position:fixed;inset:0;background:#0008;z-index:21}.hero{padding:42px 0}.hero-grid,.split,.wide-columns,.editorial-grid,.district-layout,.topic-layout,.about-grid{grid-template-columns:1fr}.hero-visual{height:220px}.hero h1{font-size:35px}.district-sidebar{position:static;display:flex;flex-direction:row;overflow:auto;padding-bottom:9px}.district-sidebar a{flex:0 0 auto;gap:10px;font-size:13px}.topic-aside{position:static}.category-grid,.trail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-entry{grid-template-columns:1fr 24px;gap:3px}.entry-kind{grid-row:auto;grid-column:1}.entry-title,.entry-desc{grid-column:1}.entry-arrow{grid-column:2;grid-row:1/4}.section{padding-top:42px}.page-intro{padding-top:42px}.site-footer{padding-bottom:95px}.footer-row{display:block}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:white;border-top:1px solid var(--border);justify-content:space-around;padding:10px 0 env(safe-area-inset-bottom);z-index:9}.bottom-nav a{font-size:13px;font-weight:700;min-width:58px;text-align:center}.about-grid section{padding:20px}}
@media(max-width:440px){.shell,.header-inner{padding-left:16px;padding-right:16px}.category-grid,.trail-grid{grid-template-columns:1fr}.category-card{min-height:0}.hero h1{font-size:31px}.section-head h2{font-size:25px}.lead-copy{font-size:18px}.article-block p{font-size:16px}.search-form{padding:15px}.search-form>div{flex-direction:column}.search-form button{min-height:44px}}
/* 新版：沿用原有色值与素材名，重新排列首页内容。 */
.home-hero{background:#E9EFE5;padding:64px 0 58px;overflow:hidden}.hero-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:48px;align-items:center}.hero-copy h1{font-size:clamp(36px,4.4vw,61px);line-height:1.19;letter-spacing:-1.1px;margin:18px 0 24px}.hero-copy>p:not(.eyebrow){font-size:19px;max-width:610px;color:#45525B}.primary-btn{display:inline-flex;margin:18px 0;padding:12px 25px;background:#526A47;color:white;border-radius:10px;font-weight:750}.primary-btn:hover{background:#385035;color:white}.hero-pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:19px}.hero-pills span{font-size:13px;border:1px solid #8DAA92;padding:5px 12px;border-radius:30px}.hero-image{height:385px;overflow:hidden;border-radius:22px;background:#385035}.hero-image>img,.editorial-grid img{width:100%;height:100%;object-fit:cover}.hero-image>.visual-empty{height:100%;min-height:385px;color:white;background:linear-gradient(120deg,#385035,#526A47 55%,#8DAA92);font-size:28px}.editorial-grid>div>p{color:#45525B}.route-step p{color:#45525B}.route-step .eyebrow{color:#526A47}.trail-card small{display:inline-block;margin-top:13px;color:#65717A}.soft-panel h2{font-size:25px}
@media(max-width:768px){.home-hero{padding:38px 0}.hero-layout{grid-template-columns:1fr;gap:22px}.hero-image{height:260px}.hero-image>.visual-empty{min-height:260px}.hero-copy h1{font-size:36px}}