:root{
    --brand:#C85C3A;--brand-dark:#9F432B;--amber:#E6B85C;--ink:#2B2523;--text:#332E2B;--muted:#766C66;
    --bg:#FAF7F2;--soft:#F1EAE2;--accent:#D94A32;--white:#fffdfa;--line:#ded2c8;--shadow:0 16px 42px rgba(68,43,31,.10);
    --radius:22px;--radius-sm:14px;--shell:min(1180px,calc(100% - 40px));
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}body.is-modal-open{overflow:hidden}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}button,input{font:inherit}.shell{width:var(--shell);margin-inline:auto}.skip-link{position:fixed;left:16px;top:10px;z-index:9999;transform:translateY(-160%);background:var(--ink);color:white;padding:8px 12px;border-radius:8px}.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,247,242,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(200,92,58,.14)}.header-row{min-height:78px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;min-width:172px}.brand img{width:44px;height:44px;object-fit:contain}.brand span{display:grid;line-height:1.15}.brand strong{font-size:1.1rem;letter-spacing:.03em}.brand small{color:var(--muted);font-size:.72rem;margin-top:4px}.primary-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.primary-nav a{padding:10px 12px;text-decoration:none;border-radius:999px;color:#4a403b;font-size:.95rem}.primary-nav a:hover,.primary-nav a.is-active{background:var(--soft);color:var(--brand-dark)}.search-open,.nav-toggle{border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:999px;padding:9px 14px;cursor:pointer}.search-open:hover,.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}.nav-toggle{display:none}
.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:300;display:grid;place-items:start center;padding-top:min(16vh,130px)}.search-backdrop{position:absolute;inset:0;background:rgba(43,37,35,.58);backdrop-filter:blur(3px)}.search-panel{position:relative;width:min(680px,calc(100% - 34px));background:var(--white);border-radius:26px;padding:32px;box-shadow:0 40px 80px rgba(0,0,0,.2)}.search-panel h2{margin:0 0 8px;font-size:1.7rem}.search-panel p{margin:0 0 22px;color:var(--muted)}.search-close{position:absolute;right:20px;top:18px;border:0;background:var(--soft);border-radius:999px;padding:8px 12px;cursor:pointer}.search-form label{display:block;font-weight:700;margin-bottom:6px}.search-line{display:flex;gap:10px}.search-line input{min-width:0;flex:1;border:1px solid var(--line);border-radius:12px;background:white;padding:11px 13px;color:var(--ink)}.search-line input:focus{outline:2px solid rgba(200,92,58,.25);border-color:var(--brand)}.search-line button{border:0;border-radius:12px;background:var(--brand);color:white;padding:10px 18px;cursor:pointer}
main{overflow:hidden}.eyebrow{margin:0 0 9px;color:var(--brand-dark);font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.lead{font-size:1.15rem;color:#4f4540;line-height:1.9}.home-intro{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(360px,.94fr);gap:64px;align-items:center;padding:70px 0 58px}.intro-copy h1,.page-lead h1,.article-header h1,.not-found h1{font-size:clamp(2.2rem,4.9vw,4.7rem);line-height:1.08;letter-spacing:-.04em;margin:0 0 24px;color:var(--ink)}.intro-copy .lead{max-width:720px}.identity-line{margin:30px 0 18px;display:flex;align-items:center;gap:14px;padding:14px 18px;border-left:4px solid var(--brand);background:var(--soft);border-radius:0 14px 14px 0}.identity-line span{font-family:Consolas,monospace;color:var(--brand-dark)}.intro-links{display:flex;gap:24px;flex-wrap:wrap}.text-link{color:var(--brand-dark);font-weight:750}.intro-visual{margin:0;position:relative}.intro-visual img{width:100%;aspect-ratio:1.35/1;object-fit:cover;border-radius:32px 10px 32px 10px;box-shadow:var(--shadow)}.intro-visual figcaption{font-size:.82rem;color:var(--muted);margin-top:10px}
.route-band{background:var(--ink);color:#f8eee8;padding:56px 0}.route-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.route-heading span{color:var(--amber);font-size:.8rem;font-weight:800;letter-spacing:.12em}.route-heading h2{font-size:clamp(1.8rem,3vw,3rem);line-height:1.2;margin:9px 0 14px}.route-heading p{color:#d8cbc4}.route-list{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.route-list li{border-top:1px solid #655a55;padding-top:18px}.route-list strong{color:var(--amber);display:block;margin-bottom:8px}.route-list p{margin:0;color:#e7dbd4;font-size:.93rem}
.editorial-split{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;padding:84px 0}.editorial-split h2,.image-note h2,.section-heading h2,.mobile-brief h2,.callout-copy h2,.faq-mini h2,.page-lead h1,.topic-directory h2,.community-footer-note h2,.guide-map h2{color:var(--ink)}.editorial-split h2{font-size:clamp(1.9rem,3vw,3rem);line-height:1.25;margin:0 0 18px}.editorial-split p{font-size:1.02rem}.quiet-index{border-left:1px solid var(--line);padding-left:28px}.quiet-index h3{margin:0 0 12px}.quiet-index a{display:grid;gap:4px;padding:14px 0;border-bottom:1px solid var(--line);text-decoration:none}.quiet-index a:hover strong{color:var(--brand)}.quiet-index span{color:var(--muted);font-size:.88rem}
.image-note{display:grid;grid-template-columns:minmax(300px,.9fr) minmax(0,1.1fr);gap:52px;align-items:center;padding:34px 0 84px}.image-note.reverse{grid-template-columns:minmax(0,1fr) minmax(300px,.9fr)}.image-note.reverse img{order:2}.image-note img{width:100%;border-radius:18px;aspect-ratio:1.45/1;object-fit:cover}.image-note h2{font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.25;margin:0 0 18px}.button-link{display:inline-flex;align-items:center;justify-content:center;margin-top:12px;background:var(--brand);color:white;padding:11px 18px;border-radius:999px;text-decoration:none;font-weight:700}.button-link:hover{background:var(--brand-dark)}.button-link.secondary{background:transparent;color:var(--brand-dark);border:1px solid var(--brand)}.button-link.secondary:hover{background:var(--brand);color:white}
.topic-strip{padding:16px 0 84px}.section-heading{max-width:720px;margin-bottom:28px}.section-heading h2{font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.25;margin:0 0 10px}.section-heading p{color:var(--muted)}.topic-columns{display:grid;grid-template-columns:1.15fr 1fr .85fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.topic-columns article{padding:28px 28px 32px 0}.topic-columns article+article{border-left:1px solid var(--line);padding-left:28px}.topic-columns h3{font-size:1.2rem;margin:0 0 8px}.topic-columns p{color:var(--muted)}.topic-columns a{font-weight:700;color:var(--brand-dark)}
.home-community-preview{background:var(--soft);padding:74px 0}.preview-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px}.preview-grid h2{font-size:clamp(1.9rem,3vw,3rem);line-height:1.22;margin:0 0 14px}.compact-list{display:grid}.compact-list a{display:grid;grid-template-columns:112px 1fr;align-items:start;gap:18px;padding:16px 0;border-bottom:1px solid #d8cbc2;text-decoration:none}.compact-list a:first-child{border-top:1px solid #d8cbc2}.compact-list span{font-size:.82rem;color:var(--brand-dark);font-weight:800}.compact-list strong{font-size:1.02rem}.compact-list a:hover strong{color:var(--brand)}
.mobile-brief{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:78px 0}.mobile-brief h2{font-size:clamp(1.9rem,3vw,3rem);line-height:1.24;margin:0 0 16px}.mobile-brief img{border-radius:28px 28px 8px 28px;width:100%;aspect-ratio:1.3/1;object-fit:cover}.verification-callout{display:flex;justify-content:space-between;align-items:center;gap:44px;padding:38px;border:1px solid rgba(200,92,58,.35);border-radius:var(--radius);background:#fff8f3;margin-bottom:80px}.callout-copy{max-width:760px}.callout-copy h2{font-size:clamp(1.7rem,2.8vw,2.6rem);line-height:1.3;margin:0 0 10px}.callout-copy p{margin-bottom:0}.faq-mini{padding:0 0 80px;display:grid;grid-template-columns:.65fr 1.35fr;gap:56px}.faq-mini h2{font-size:2rem;line-height:1.25;margin:0}.faq-stack details,.faq-page-list details{border-bottom:1px solid var(--line);padding:16px 0}.faq-stack details:first-child,.faq-page-list details:first-child{border-top:1px solid var(--line)}details summary{cursor:pointer;font-weight:750;color:var(--ink);list-style:none}details summary::-webkit-details-marker{display:none}details summary:after{content:'＋';float:right;color:var(--brand)}details[open] summary:after{content:'－'}.faq-stack p,.faq-page-list p{color:var(--muted);margin:10px 0 0}.faq-mini>.text-link{grid-column:2}.closing-index{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center;padding:0 0 84px}.closing-index img{width:100%;border-radius:18px;aspect-ratio:1.4/1;object-fit:cover}.closing-index h2{font-size:2.4rem;line-height:1.25;margin:0 0 12px}
.breadcrumb{padding-top:22px}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0;color:var(--muted);font-size:.84rem}.breadcrumb li:not(:last-child):after{content:'›';margin-left:8px;color:#aa9b93}.breadcrumb a{color:var(--brand-dark)}.page-lead{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:56px 0 64px}.page-lead img{width:100%;border-radius:24px;aspect-ratio:1.42/1;object-fit:cover}.page-lead h1{font-size:clamp(2.2rem,4vw,4rem)}.community-principles{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:72px;background:var(--white)}.community-principles article{padding:28px}.community-principles article:nth-child(odd){border-right:1px solid var(--line)}.community-principles article:nth-child(-n+2){border-bottom:1px solid var(--line)}.community-principles h2{font-size:1.25rem;margin:0 0 8px}.community-principles p{margin:0;color:var(--muted)}
.topic-directory{padding-bottom:72px}.directory-list{border-top:1px solid var(--line)}.directory-row{display:grid;grid-template-columns:130px minmax(220px,.75fr) minmax(300px,1.25fr);gap:22px;align-items:start;padding:22px 4px;border-bottom:1px solid var(--line);text-decoration:none}.directory-row:hover{background:#fffaf6}.directory-kicker{font-size:.82rem;color:var(--brand-dark);font-weight:800}.directory-row strong{font-size:1.04rem;color:var(--ink)}.directory-row p{margin:0;color:var(--muted);font-size:.93rem}.directory-row small{grid-column:2/-1;color:#93857e}.community-footer-note{display:flex;justify-content:space-between;align-items:center;gap:40px;background:var(--ink);color:white;padding:36px;margin-bottom:78px;border-radius:var(--radius)}.community-footer-note h2{color:white;margin:0 0 7px}.community-footer-note p{color:#ded1ca;margin:0;max-width:780px}
.app-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:74px}.app-steps article{background:var(--white);border:1px solid var(--line);padding:24px;border-radius:18px}.app-steps span{font-size:.8rem;color:var(--brand);font-weight:900}.app-steps h2{font-size:1.15rem;margin:10px 0 8px}.app-steps p{margin:0;color:var(--muted);font-size:.92rem}.app-reading{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px;padding-bottom:70px}.app-reading h2{font-size:2.3rem;line-height:1.25;margin:0 0 12px}
.status-band{background:var(--soft);padding:42px 0;margin-bottom:68px}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.status-grid article{border-left:3px solid var(--brand);padding-left:16px}.status-grid strong{font-size:1.05rem}.status-grid p{font-size:.9rem;color:var(--muted);margin:.35rem 0 0}.report-method{display:grid;grid-template-columns:.67fr 1.33fr;gap:64px;padding-bottom:72px}.method-copy h2{font-size:2.3rem;line-height:1.25;margin:0 0 14px}.method-copy{align-self:start;position:sticky;top:110px}.guide-map{padding-bottom:66px}.guide-map h2{font-size:2.35rem;line-height:1.25;margin:0 0 24px}.guide-map-grid{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}.guide-map-grid article{padding:24px 24px 28px 0}.guide-map-grid article+article{padding-left:24px;border-left:1px solid var(--line)}.guide-map-grid strong{font-size:1.1rem}.guide-map-grid p{font-size:.9rem;color:var(--muted)}.guide-map-grid a{color:var(--brand-dark);font-weight:700}.filter-nav{display:flex;flex-wrap:wrap;gap:10px;padding:0 0 36px}.filter-nav a{padding:8px 13px;border:1px solid var(--line);border-radius:999px;text-decoration:none}.filter-nav a[aria-current="page"]{background:var(--brand);border-color:var(--brand);color:white}
.article-layout{max-width:980px;padding-top:56px;padding-bottom:80px}.article-header{max-width:820px}.article-header h1{font-size:clamp(2.2rem,4.3vw,4.2rem)}.tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.tag-line span{background:var(--soft);border-radius:999px;padding:5px 10px;font-size:.8rem;color:var(--muted)}.article-image{margin:34px 0 42px}.article-image img{width:100%;aspect-ratio:1.75/1;object-fit:cover;border-radius:24px}.article-body{max-width:790px;margin-inline:auto}.article-body section{padding:10px 0 30px}.article-body h2{font-size:clamp(1.55rem,2.6vw,2.2rem);line-height:1.3;color:var(--ink);margin:12px 0 18px}.article-body p{font-size:1.02rem;margin:0 0 16px}.article-body ul{padding-left:1.2em}.article-body li{margin:8px 0}.related-reading{max-width:900px;margin:54px auto 0;padding-top:32px;border-top:1px solid var(--line)}.related-reading h2{font-size:1.55rem}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:18px 0 22px}.related-grid a{display:grid;gap:6px;padding:18px;background:var(--soft);border-radius:14px;text-decoration:none}.related-grid span{font-size:.86rem;color:var(--muted)}
.faq-page-list{max-width:900px;padding:0 0 72px}.faq-page-list details{padding:20px 0}.faq-page-list summary{font-size:1.08rem}.closing-links{padding:30px 34px;background:var(--soft);border-radius:18px;margin-bottom:78px}.closing-links h2{margin:0 0 8px}.closing-links p{margin:0}.closing-links a{color:var(--brand-dark);font-weight:700}.prose-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding-bottom:78px}.prose-grid article{padding:28px;background:var(--white);border:1px solid var(--line);border-radius:18px}.prose-grid h2{font-size:1.3rem;margin:0 0 10px}.prose-grid p{margin:0;color:var(--muted)}.rule-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding-bottom:72px}.rule-list article{border-top:3px solid var(--brand);padding:22px 6px}.rule-list span{font-size:.8rem;color:var(--brand);font-weight:900}.rule-list h2{font-size:1.3rem;margin:7px 0}.rule-list p{margin:0;color:var(--muted)}.prose-flow{max-width:840px;padding-bottom:78px}.prose-flow h2{font-size:1.6rem;margin:36px 0 10px}.prose-flow p{margin:0;color:#534944}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding-bottom:54px}.contact-grid article{padding:26px;border:1px solid var(--line);border-radius:16px;background:var(--white)}.contact-grid h2{font-size:1.2rem;margin:0 0 8px}.contact-grid p{margin:0;color:var(--muted)}.contact-note{padding:32px;border-left:4px solid var(--amber);background:var(--soft);margin-bottom:78px}.contact-note h2{margin:0 0 10px}.search-page{padding:56px 0 78px;min-height:560px}.search-page-head{max-width:780px}.search-page-head h1{font-size:clamp(2.1rem,4vw,3.8rem);line-height:1.15;margin:0 0 14px}.search-form.inline{margin-top:28px}.search-results{margin-top:44px;border-top:1px solid var(--line)}.result-count{color:var(--muted)}.search-results>a{display:grid;grid-template-columns:120px .8fr 1.2fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);text-decoration:none}.search-results span{color:var(--brand-dark);font-size:.82rem;font-weight:800}.search-results strong{color:var(--ink)}.search-results p{margin:0;color:var(--muted);font-size:.9rem}.empty-state{margin-top:40px;padding:38px;background:var(--soft);border-radius:18px}.empty-state img{max-width:440px;border-radius:16px;margin-bottom:18px}.empty-state a{color:var(--brand-dark);font-weight:700}.not-found{min-height:66vh;display:flex;flex-direction:column;justify-content:center;max-width:850px;padding-block:70px}.not-found p:not(.eyebrow){font-size:1.1rem;color:var(--muted)}.not-found-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.site-footer{background:var(--ink);color:#ede1d9;margin-top:10px}.footer-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:64px;padding:58px 0 44px}.footer-grid h2{color:white;font-size:1.05rem;margin:0 0 12px}.footer-grid p{color:#cfc1ba;max-width:440px}.footer-grid ul{list-style:none;padding:0;margin:0}.footer-grid li{margin:6px 0}.footer-grid a{color:#ddd0c9}.footer-grid a:hover{color:var(--amber)}.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:18px 0 24px;border-top:1px solid #4e4541;color:#b9aaa3;font-size:.82rem}.back-top{border:1px solid #655a55;color:#eee2da;background:transparent;border-radius:999px;padding:7px 11px;cursor:pointer}
@media (max-width:1024px){:root{--shell:min(100% - 34px,940px)}.header-row{gap:14px}.primary-nav a{padding:9px 8px;font-size:.9rem}.home-intro,.page-lead{grid-template-columns:1fr;gap:34px}.home-intro{padding-top:52px}.intro-visual{max-width:760px}.route-grid{grid-template-columns:1fr;gap:34px}.editorial-split,.image-note,.preview-grid,.mobile-brief,.app-reading,.report-method{gap:38px}.topic-columns{grid-template-columns:1fr}.topic-columns article,.topic-columns article+article{border-left:0;border-bottom:1px solid var(--line);padding:20px 0}.topic-columns article:last-child{border-bottom:0}.app-steps,.status-grid,.guide-map-grid{grid-template-columns:repeat(2,1fr)}.guide-map-grid article:nth-child(3){border-left:0}.guide-map-grid article:nth-child(-n+2){border-bottom:1px solid var(--line)}.method-copy{position:static}.directory-row{grid-template-columns:120px 1fr}.directory-row p{grid-column:2}.directory-row small{grid-column:2}.footer-grid{gap:32px}}
@media (max-width:820px){.nav-toggle{display:inline-flex;margin-left:auto}.primary-nav{position:absolute;left:17px;right:17px;top:70px;display:none;flex-direction:column;align-items:stretch;background:var(--white);padding:12px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.primary-nav.is-open{display:flex}.primary-nav a{padding:11px 12px}.search-open{padding:8px 11px}.route-list{grid-template-columns:1fr}.editorial-split,.image-note,.image-note.reverse,.preview-grid,.mobile-brief,.faq-mini,.closing-index,.app-reading,.report-method{grid-template-columns:1fr}.image-note.reverse img{order:0}.quiet-index{border-left:0;border-top:1px solid var(--line);padding:24px 0 0}.faq-mini>.text-link{grid-column:auto}.verification-callout,.community-footer-note{align-items:flex-start;flex-direction:column}.community-principles,.prose-grid,.rule-list,.contact-grid{grid-template-columns:1fr}.community-principles article:nth-child(odd){border-right:0}.community-principles article:nth-child(-n+3){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid section:first-child{grid-column:1/-1}.related-grid{grid-template-columns:1fr}.search-results>a{grid-template-columns:100px 1fr}.search-results p{grid-column:2}}
@media (max-width:600px){:root{--shell:calc(100% - 28px);--radius:18px}.header-row{min-height:68px}.brand{min-width:auto}.brand img{width:38px;height:38px}.brand small{display:none}.search-open{font-size:.82rem}.home-intro{padding:40px 0}.intro-copy h1,.page-lead h1,.article-header h1,.not-found h1{font-size:2.35rem}.lead{font-size:1.02rem}.intro-links{gap:12px}.route-band{padding:42px 0}.editorial-split,.topic-strip,.mobile-brief{padding-block:56px}.image-note{padding-bottom:58px}.verification-callout{padding:26px;margin-bottom:58px}.faq-mini{padding-bottom:58px}.closing-index{padding-bottom:62px}.app-steps,.status-grid,.guide-map-grid{grid-template-columns:1fr}.guide-map-grid article,.guide-map-grid article+article{border-left:0;border-bottom:1px solid var(--line);padding:20px 0}.guide-map-grid article:last-child{border-bottom:0}.directory-row{grid-template-columns:1fr;gap:7px;padding:18px 0}.directory-row p,.directory-row small{grid-column:auto}.page-lead{padding:40px 0 46px}.article-layout{padding-top:38px}.article-image{margin:26px 0 30px}.article-body{font-size:.97rem}.related-reading{margin-top:38px}.footer-grid{grid-template-columns:1fr;padding:44px 0 34px}.footer-grid section:first-child{grid-column:auto}.footer-bottom{align-items:flex-start;gap:12px}.search-panel{padding:26px 20px}.search-line{flex-direction:column}.search-line button{width:100%}.search-results>a{grid-template-columns:1fr;gap:5px}.search-results p{grid-column:auto}.not-found-links{align-items:flex-start;flex-direction:column}}
@media (max-width:390px){.brand strong{font-size:1rem}.search-open{padding:7px 9px}.nav-toggle{padding:7px 10px}.identity-line{align-items:flex-start;flex-direction:column;gap:4px}.intro-copy h1,.page-lead h1,.article-header h1{font-size:2.05rem}.route-heading h2,.editorial-split h2,.image-note h2,.preview-grid h2,.mobile-brief h2{font-size:1.75rem}}