/* Editorial content site: warm, restrained, responsive */
:root{--brand:#B9473F;--amber:#D89A45;--ink:#1E2026;--paper:#F7F4EF;--muted-bg:#EEE9E2;--text:#2B2D31;--muted:#6F706F;--accent:#E06A3B;--line:#d7d0c7;--white:#fffdf9;--radius:20px;--shadow:0 18px 50px rgba(30,32,38,.10);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.75}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:12px;z-index:999;transform:translateY(-140%);background:var(--ink);color:#fff;padding:8px 14px;border-radius:10px}.skip-link:focus{transform:none}.site-header{position:sticky;top:0;z-index:100;background:rgba(247,244,239,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(111,112,111,.18)}.header-inner{min-height:78px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content}.brand img{width:48px;height:48px;object-fit:contain}.brand span{display:grid;line-height:1.15}.brand strong{font-size:1.04rem;color:var(--ink)}.brand small{font-size:.72rem;color:var(--muted);margin-top:5px}.site-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.site-nav a{padding:10px 11px;border-radius:12px;font-size:.92rem;color:#45464a}.site-nav a:hover,.site-nav a[aria-current="page"]{background:var(--muted-bg);color:var(--brand)}.search-open,.menu-toggle{border:1px solid var(--line);background:transparent;border-radius:12px;padding:9px 13px;cursor:pointer;color:var(--ink)}.search-open:hover,.menu-toggle:hover{border-color:var(--brand);color:var(--brand)}.menu-toggle{display:none}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:400;background:rgba(30,32,38,.62);display:grid;place-items:center;padding:20px}.search-modal__panel{position:relative;width:min(620px,100%);background:var(--paper);padding:34px;border-radius:24px;box-shadow:var(--shadow)}.search-modal__close{position:absolute;right:16px;top:14px;border:0;background:transparent;font-size:2rem;cursor:pointer;color:var(--muted)}.search-form label,.inline-search label{display:block;font-size:.88rem;color:var(--muted);margin-bottom:8px}.search-form__row,.inline-search>div{display:flex;gap:10px}.search-form input,.inline-search input{width:100%;border:1px solid var(--line);background:#fffdf9;border-radius:12px;padding:12px 14px;outline:none}.search-form input:focus,.inline-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(185,71,63,.12)}.search-form button,.inline-search button{border:0;background:var(--brand);color:#fff;border-radius:12px;padding:0 20px;cursor:pointer;white-space:nowrap}.hero{padding:74px 0 50px}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:54px;align-items:center}.eyebrow{margin:0 0 9px;color:var(--brand);font-weight:700;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase}.hero h1,.page-hero h1{margin:0;color:var(--ink);font-size:clamp(2.35rem,5vw,4.4rem);line-height:1.06;letter-spacing:-.045em}.lede{font-size:1.12rem;color:#505156;max-width:760px;margin:22px 0 0}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:12px;font-weight:700;border:1px solid transparent;transition:.2s ease}.button--primary{background:var(--brand);color:#fff}.button--primary:hover{background:#a63d36;transform:translateY(-1px)}.button--ghost{border-color:var(--line);background:rgba(255,255,255,.4)}.button--ghost:hover{border-color:var(--brand);color:var(--brand)}.button--light{background:#fff;color:var(--ink)}.hero-points{display:grid;gap:7px;margin:25px 0 0;padding:0;list-style:none;color:var(--muted);font-size:.92rem}.hero-points li{position:relative;padding-left:19px}.hero-points li:before{content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;border-radius:50%;background:var(--amber)}.hero-media{margin:0;position:relative}.hero-media img{width:100%;aspect-ratio:1.18;object-fit:cover;border-radius:30px;box-shadow:var(--shadow)}.hero-media figcaption{position:absolute;right:18px;bottom:18px;left:18px;background:rgba(30,32,38,.88);color:#fff;padding:12px 15px;border-radius:14px;font-size:.86rem}.section{padding:72px 0}.section--tinted{background:var(--muted-bg)}.section--dark{background:var(--ink);color:#f8f3eb}.section-heading{max-width:760px;margin-bottom:30px}.section-heading h2,.split-heading h2{font-size:clamp(1.7rem,3vw,2.7rem);line-height:1.2;color:var(--ink);margin:0 0 10px;letter-spacing:-.025em}.section-heading p{margin:0;color:var(--muted)}.split-heading{display:grid;grid-template-columns:1fr .7fr;gap:40px;align-items:end;max-width:none}.split-heading>p{margin:0;color:var(--muted)}.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.route-card{position:relative;overflow:hidden;background:#fffaf4;border:1px solid var(--line);border-radius:22px;padding:18px;transition:.25s ease}.route-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}.route-card img{width:100%;aspect-ratio:1.55;object-fit:cover;border-radius:16px;margin-bottom:18px}.route-card__index{font-size:.78rem;color:var(--brand);font-weight:800}.route-card h3{font-size:1.35rem;margin:4px 0 7px;color:var(--ink)}.route-card p{color:var(--muted);margin:0 0 12px}.route-card strong{font-size:.9rem;color:var(--brand)}.editorial-band{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.editorial-band__lead h2{font-size:clamp(1.9rem,3vw,3rem);line-height:1.12;margin:0;color:var(--ink)}.editorial-band__lead p{color:var(--muted)}.text-link{color:var(--brand);font-weight:700;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}.text-link:hover{color:#8f352f}.number-list{list-style:none;margin:0;padding:0;display:grid;gap:1px;border-top:1px solid var(--line)}.number-list li{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}.number-list>li>span{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800}.number-list strong{color:var(--ink)}.number-list p{margin:3px 0 0;color:var(--muted)}.story-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.story-grid--three{grid-template-columns:repeat(3,1fr)}.story-card{display:grid;grid-template-columns:180px 1fr;background:rgba(255,255,255,.46);border:1px solid var(--line);border-radius:20px;overflow:hidden}.story-card__media img{width:100%;height:100%;min-height:230px;object-fit:cover}.story-card__body{padding:22px}.story-card h3{font-size:1.16rem;line-height:1.35;margin:0 0 9px;color:var(--ink)}.story-card p:not(.eyebrow){margin:0 0 12px;color:var(--muted);font-size:.93rem}.story-card .text-link{font-size:.86rem}.story-grid--three .story-card{display:block}.story-grid--three .story-card__body{height:100%}.section-action{margin-top:28px;text-align:center}.two-col-feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.two-col-feature h2{font-size:clamp(1.9rem,3.3vw,3.1rem);margin:0;line-height:1.16}.two-col-feature p{color:#c8c5bf}.two-col-feature img{width:100%;border-radius:24px;aspect-ratio:1.45;object-fit:cover}.section--dark .eyebrow{color:#f0b45f}.quick-help{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quick-help article{padding:24px;border-top:3px solid var(--brand);background:#fffaf4}.quick-help h3{margin:0 0 8px;font-size:1.2rem}.quick-help p{color:var(--muted)}.quick-help a{font-weight:700;color:var(--brand)}.faq-preview{display:grid;grid-template-columns:.55fr 1fr;column-gap:60px}.faq-preview .section-heading{grid-row:1 / span 2}.faq-list{display:grid;gap:10px}.faq-list details{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.48);padding:0 18px}.faq-list summary{cursor:pointer;font-weight:700;color:var(--ink);padding:16px 26px 16px 0;position:relative}.faq-list summary:after{content:"+";position:absolute;right:0;color:var(--brand)}.faq-list details[open] summary:after{content:"−"}.faq-list p{margin:0 0 17px;color:var(--muted)}.about-strip,.info-band{display:grid;grid-template-columns:.7fr 1.3fr;gap:44px;align-items:center}.about-strip img,.info-band img{width:100%;aspect-ratio:1.3;object-fit:cover;border-radius:20px}.about-strip h2,.info-band h2{font-size:clamp(1.65rem,3vw,2.5rem);line-height:1.18;margin:0 0 10px}.about-strip p,.info-band p{color:var(--muted)}.site-footer{background:#17191e;color:#e9e4dc;padding:64px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:38px}.brand--footer strong{color:#fff}.brand--footer small{color:#a9a7a3}.footer-intro p{max-width:430px;color:#adaba6;font-size:.9rem}.footer-group{display:grid;align-content:start;gap:8px}.footer-group h2{font-size:.9rem;color:#fff;margin:0 0 8px}.footer-group a{color:#b9b6b0;font-size:.9rem}.footer-group a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding-top:20px;color:#8f8d88;font-size:.82rem}.footer-bottom p{margin:0}.back-top{position:fixed;right:18px;bottom:18px;width:44px;height:44px;border:0;border-radius:50%;background:var(--brand);color:#fff;box-shadow:0 9px 24px rgba(0,0,0,.22);cursor:pointer;opacity:0;pointer-events:none;transition:.2s}.back-top.is-visible{opacity:1;pointer-events:auto}.breadcrumbs{padding-top:22px}.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;color:var(--muted);font-size:.84rem}.breadcrumbs li:not(:last-child):after{content:"/";margin-left:8px;color:#aaa49b}.breadcrumbs a:hover{color:var(--brand)}.page-hero{padding-top:54px;padding-bottom:52px}.page-hero--split{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}.page-hero--split img{width:100%;aspect-ratio:1.45;object-fit:cover;border-radius:24px}.page-hero--compact{max-width:900px;margin-left:auto;margin-right:auto;text-align:center}.page-hero--compact .lede{margin-left:auto;margin-right:auto}.inline-search{max-width:620px;margin:26px auto 0;text-align:left}.comparison-table{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fffaf4}.comparison-row{display:grid;grid-template-columns:.7fr 1fr 1fr;border-top:1px solid var(--line)}.comparison-row:first-child{border-top:0}.comparison-row>*{padding:16px 20px}.comparison-row>*+*{border-left:1px solid var(--line)}.comparison-row--head{background:var(--ink);color:#fff;font-weight:700}.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.check-grid article{background:#fffaf4;padding:25px;border-radius:18px}.check-grid span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800}.check-grid h3{margin:18px 0 7px}.check-grid p{margin:0;color:var(--muted)}.four-signals{display:grid;grid-template-columns:1.1fr repeat(4,1fr);gap:22px;align-items:start}.four-signals h2{font-size:2rem;line-height:1.2;margin:0}.four-signals article{border-left:1px solid rgba(255,255,255,.15);padding-left:18px}.four-signals strong{color:#fff}.four-signals p{color:#bbb8b2;font-size:.9rem}.process{max-width:900px;margin:auto}.process ol{list-style:none;padding:0;margin:20px 0 0;border-top:1px solid var(--line)}.process li{display:grid;grid-template-columns:66px 1fr;gap:16px;padding:24px 0;border-bottom:1px solid var(--line)}.process li>span{font-weight:800;color:var(--brand);font-size:1.3rem}.process h3{margin:0}.process p{margin:4px 0 0;color:var(--muted)}.three-lanes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.three-lanes article{padding:28px;background:#fffaf4;border:1px solid var(--line);border-radius:20px}.three-lanes span{display:inline-block;color:var(--brand);font-size:.78rem;font-weight:800}.three-lanes h2{font-size:1.35rem;margin:10px 0}.three-lanes p{color:var(--muted)}.three-lanes a{color:var(--brand);font-weight:700}.filter-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.filter-nav a{padding:8px 13px;border-radius:999px;border:1px solid var(--line);font-size:.88rem}.filter-nav a:hover,.filter-nav a[aria-current="page"]{background:var(--brand);color:#fff;border-color:var(--brand)}.result-count{color:var(--muted);font-size:.9rem}.article-layout{max-width:1000px}.article-header{max-width:880px;margin:42px auto 0}.article-header h1{font-size:clamp(2.2rem,5vw,4.2rem);line-height:1.08;letter-spacing:-.04em;margin:0;color:var(--ink)}.article-deck{font-size:1.15rem;color:var(--muted);margin:20px 0}.article-meta{display:flex;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:.86rem}.article-meta a{color:var(--brand)}.article-hero{width:100%;aspect-ratio:1.7;object-fit:cover;border-radius:26px;margin-top:28px}.article-body{display:grid;grid-template-columns:230px minmax(0,1fr);gap:56px;margin-top:48px;align-items:start}.article-toc{position:sticky;top:110px;border-left:3px solid var(--brand);padding-left:18px;font-size:.9rem}.article-toc ol{margin:10px 0 0;padding-left:18px}.article-toc a{color:var(--muted)}.article-toc a:hover{color:var(--brand)}.prose{font-size:1.04rem}.prose section+section{margin-top:38px}.prose h2{font-size:1.65rem;line-height:1.3;color:var(--ink);margin:0 0 12px}.prose p{margin:0;color:#45464a}.note-box{margin-top:36px;background:var(--muted-bg);border-left:4px solid var(--amber);padding:22px 24px;border-radius:0 16px 16px 0}.note-box p{margin-top:6px}.related{margin-top:70px}.article-back{text-align:center;margin:42px 0 70px}.guide-stack{display:grid;gap:24px}.guide-block{display:grid;grid-template-columns:.45fr 1fr;gap:40px;padding:30px;border:1px solid var(--line);border-radius:20px;background:#fffaf4}.guide-block__title{display:flex;gap:14px;align-items:flex-start}.guide-block__title span{color:var(--brand);font-weight:800}.guide-block__title h2{margin:0;line-height:1.25}.guide-block ol{list-style:none;padding:0;margin:0;display:grid;gap:14px}.guide-block li{display:grid;grid-template-columns:34px 1fr;gap:12px}.guide-block li strong{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--muted-bg);color:var(--brand)}.guide-block li p{margin:0;color:var(--muted)}.faq-page{display:grid;grid-template-columns:1fr 330px;gap:46px;align-items:start}.faq-aside{position:sticky;top:110px;background:var(--ink);color:#fff;padding:26px;border-radius:20px}.faq-aside h2{margin-top:0}.faq-aside p{color:#c7c3bc}.faq-aside .text-link{display:block;margin-top:18px;color:#f1b45c}.prose-wide{max-width:860px}.prose-wide h2{font-size:1.65rem;margin:34px 0 8px}.prose-wide p{color:#55565a}.callout{margin-top:40px;background:var(--muted-bg);border-radius:20px;padding:28px}.callout h2{margin-top:0}.safety-grid,.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.safety-grid article,.contact-grid article{padding:26px;background:#fffaf4;border:1px solid var(--line);border-radius:18px}.safety-grid h2,.contact-grid h2{margin:0 0 10px}.safety-grid ul{margin:0;padding-left:20px;color:var(--muted)}.contact-grid{grid-template-columns:repeat(2,1fr)}.contact-grid p{color:var(--muted)}code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--muted-bg);padding:2px 6px;border-radius:6px}.search-results{max-width:900px}.search-list{display:grid;gap:16px}.search-list article{padding:24px;border-bottom:1px solid var(--line)}.search-list h2{font-size:1.35rem;margin:0 0 8px}.search-list p{color:var(--muted)}.empty-state{text-align:center;padding:50px 20px;border:1px dashed var(--line);border-radius:20px}.empty-state img{width:min(380px,100%);margin:0 auto 20px;border-radius:18px}.error-panel{min-height:58vh;display:grid;place-content:center;max-width:760px;padding-top:70px;padding-bottom:70px}.error-panel h1{font-size:clamp(2.3rem,5vw,4rem);margin:0}.error-panel p{color:var(--muted);font-size:1.05rem}.error-panel .hero-actions{align-items:center}
@media(max-width:1100px){.site-nav a{padding:8px 7px;font-size:.86rem}.hero-grid,.page-hero--split{gap:32px}.four-signals{grid-template-columns:repeat(2,1fr)}.four-signals>div{grid-column:1/-1}.footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}.footer-group:last-child{grid-column:2}.story-card{grid-template-columns:150px 1fr}}
@media(max-width:900px){.menu-toggle{display:inline-flex;margin-left:auto}.site-nav{position:absolute;top:79px;left:20px;right:20px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);padding:10px;border-radius:16px;display:none;flex-direction:column;align-items:stretch}.site-nav.is-open{display:flex}.site-nav a{padding:11px 13px}.search-open{margin-left:0}.hero-grid,.page-hero--split,.editorial-band,.two-col-feature,.faq-preview,.about-strip,.info-band,.guide-block{grid-template-columns:1fr}.hero-media{max-width:720px}.route-grid,.check-grid,.three-lanes,.quick-help{grid-template-columns:1fr 1fr}.story-grid{grid-template-columns:1fr}.story-card{grid-template-columns:190px 1fr}.split-heading{grid-template-columns:1fr;gap:10px}.faq-preview .section-heading{grid-row:auto}.four-signals{grid-template-columns:1fr 1fr}.article-body{grid-template-columns:1fr}.article-toc{position:static;border:1px solid var(--line);border-left:4px solid var(--brand);padding:18px;border-radius:14px}.faq-page{grid-template-columns:1fr}.faq-aside{position:static}.safety-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-intro{grid-column:1/-1}.footer-group:last-child{grid-column:auto}.comparison-row{grid-template-columns:.55fr 1fr 1fr}}
@media(max-width:680px){.shell{width:min(var(--max),calc(100% - 28px))}.header-inner{min-height:70px;gap:10px}.brand img{width:42px;height:42px}.brand small{display:none}.site-nav{top:71px;left:14px;right:14px}.search-open{font-size:0;width:42px;height:42px;padding:0;position:relative}.search-open:after{content:"⌕";font-size:1.35rem}.hero{padding:46px 0 30px}.hero-grid,.page-hero--split{gap:26px}.hero h1,.page-hero h1{font-size:clamp(2.05rem,11vw,3.2rem)}.hero-media figcaption{position:static;background:transparent;color:var(--muted);padding:10px 0}.section{padding:52px 0}.route-grid,.check-grid,.three-lanes,.quick-help,.safety-grid,.contact-grid,.four-signals{grid-template-columns:1fr}.story-card{display:block}.story-card__media img{aspect-ratio:1.65;min-height:0}.story-grid--three{grid-template-columns:1fr}.comparison-table{overflow-x:auto}.comparison-row{min-width:650px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-intro{grid-column:1/-1}.footer-bottom{flex-direction:column}.article-header{margin-top:32px}.article-header h1{font-size:clamp(2rem,10vw,3.2rem)}.article-hero{border-radius:18px}.article-body{gap:28px;margin-top:30px}.guide-block{padding:22px}.guide-block__title{margin-bottom:8px}.process li{grid-template-columns:42px 1fr}.search-modal__panel{padding:28px 20px}.search-form__row,.inline-search>div{flex-direction:column}.search-form button,.inline-search button{min-height:44px}.number-list li{grid-template-columns:46px 1fr}.number-list>li>span{width:38px;height:38px}.page-hero{padding-top:36px}.faq-page{padding-top:30px}.filter-nav{gap:6px}.filter-nav a{font-size:.8rem;padding:7px 10px}}
@media(max-width:430px){.footer-grid{grid-template-columns:1fr}.footer-intro{grid-column:auto}.hero-actions{align-items:stretch}.hero-actions .button{width:100%}.route-card{padding:14px}.search-open{display:none}.brand strong{font-size:.98rem}.section-heading h2,.split-heading h2{font-size:1.7rem}.footer-bottom{font-size:.78rem}.article-meta{display:grid;gap:5px}}