:root{
    --brand:#C84A5A;
    --brand-deep:#A73D4B;
    --copper:#D08A48;
    --dark:#121214;
    --bg:#17171A;
    --surface:#222226;
    --surface-2:#2A292E;
    --text:#F1EEEE;
    --muted:#A9A3A6;
    --accent:#E59A3A;
    --line:rgba(255,255,255,.10);
    --line-strong:rgba(255,255,255,.16);
    --shadow:0 24px 70px rgba(0,0,0,.28);
    --radius:24px;
    --radius-sm:14px;
    --shell:1180px;
    --reading:780px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
body.is-locked{overflow:hidden}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(229,154,58,.85);outline-offset:3px}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{color:inherit}
code{padding:.14em .36em;border:1px solid var(--line);border-radius:6px;background:#111115;color:#f5c887}
.shell{width:min(calc(100% - 40px),var(--shell));margin-inline:auto}
.narrow{width:min(calc(100% - 40px),var(--reading));margin-inline:auto}
.skip-link{position:fixed;left:16px;top:12px;z-index:1000;padding:10px 14px;background:var(--accent);color:#1b1208;border-radius:8px;transform:translateY(-160%);transition:.2s}
.skip-link:focus{transform:translateY(0)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(23,23,26,.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.header-inner{min-height:78px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:12px;min-width:max-content}
.brand img{width:44px;height:44px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}
.brand span{display:grid;line-height:1.2}
.brand b{font-size:1.08rem;letter-spacing:.03em}
.brand small{margin-top:4px;color:var(--muted);font-size:.72rem}
.main-nav{display:flex;justify-content:center;align-items:center;gap:7px}
.main-nav a{padding:9px 12px;border-radius:999px;color:#d8d3d5;font-size:.93rem;white-space:nowrap}
.main-nav a:hover,.main-nav a.is-active{background:var(--surface);color:#fff}
.search-open,.menu-toggle{border:1px solid var(--line-strong);background:transparent;border-radius:999px;padding:9px 14px;cursor:pointer}
.search-open:hover,.menu-toggle:hover{border-color:rgba(229,154,58,.55);color:#ffd494}
.menu-toggle{display:none}
.home-hero{padding:72px 0 58px;background:radial-gradient(circle at 80% 25%,rgba(200,74,90,.18),transparent 28%),linear-gradient(180deg,#151518 0%,#1a191d 100%)}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr);gap:64px;align-items:center}
.eyebrow{margin:0 0 14px;color:#e5a06b;font-size:.79rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
h1,h2,h3{line-height:1.2;letter-spacing:-.025em}
h1{font-size:clamp(2.35rem,5vw,4.75rem);margin:.15em 0 .35em}
h2{font-size:clamp(1.65rem,3vw,2.65rem);margin:.2em 0 .5em}
h3{font-size:1.1rem;margin:.2em 0 .5em}
p{margin:.4em 0 1em;color:#d6d1d3}
.hero-lead{font-size:1.08rem;max-width:680px;color:#c9c3c6}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 32px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border-radius:12px;font-weight:750;border:1px solid transparent;transition:transform .18s ease,border-color .18s ease,background .18s ease}
.button:hover{transform:translateY(-1px)}
.button--primary{background:var(--brand);color:#fff}
.button--primary:hover{background:#d45565}
.button--ghost{border-color:var(--line-strong);background:rgba(255,255,255,.025)}
.button--subtle{border-color:rgba(229,154,58,.35);background:rgba(229,154,58,.08);color:#ffd59a}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0}
.hero-facts div{padding:14px 0;border-top:1px solid var(--line)}
.hero-facts dt{color:var(--muted);font-size:.78rem}
.hero-facts dd{margin:4px 0 0;color:#fff;font-size:.9rem}
.hero-visual{margin:0;position:relative}
.hero-visual img{width:100%;aspect-ratio:1.24/1;object-fit:cover;border-radius:32px;border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-visual:after{content:"";position:absolute;inset:auto -18px -18px auto;width:110px;height:110px;border-radius:26px;border:1px solid rgba(229,154,58,.35);z-index:-1}
.hero-visual figcaption,.editorial-image figcaption,.paired-media figcaption{color:var(--muted);font-size:.8rem;margin-top:10px}
.section{padding:86px 0}
.section--compact{padding:68px 0}
.section--surface{background:var(--surface)}
.section-intro{font-size:1.03rem;color:#c9c2c5;max-width:820px}
.route-list{margin-top:36px;border-top:1px solid var(--line)}
.route-row{display:grid;grid-template-columns:72px 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--line)}
.route-num{font-variant-numeric:tabular-nums;color:var(--accent);font-weight:800;font-size:1.2rem}
.route-row p{margin-bottom:0}
.split-feature{overflow:hidden}
.split-layout{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:64px;align-items:center}
.editorial-image{margin:0}
.editorial-image img{width:100%;border-radius:var(--radius);border:1px solid var(--line);object-fit:cover}
.editorial-image--tall img{aspect-ratio:.84/1}
.split-copy p{max-width:700px}
.check-list{list-style:none;padding:0;margin:24px 0;display:grid;gap:12px}
.check-list li{position:relative;padding-left:28px;color:#ddd6d9}
.check-list li:before{content:"";position:absolute;left:0;top:.72em;width:9px;height:9px;border-radius:50%;background:var(--copper);box-shadow:0 0 0 5px rgba(208,138,72,.12)}
.text-link{color:#f2b774;text-decoration:underline;text-decoration-color:rgba(242,183,116,.35);text-underline-offset:4px}
.text-link:hover{color:#ffd39f}
.two-col-heading{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:end;margin-bottom:34px}
.two-col-heading p{margin-bottom:.25em}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-item{padding:30px 24px 34px;border-right:1px solid var(--line)}
.process-item:last-child{border-right:0}
.process-item>span{display:inline-flex;margin-bottom:28px;color:#e9b36e;font-size:.8rem;letter-spacing:.12em}
.process-item p{color:#bdb6b9;font-size:.94rem}
.image-strip{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
.image-strip img{width:100%;aspect-ratio:1.6/1;object-fit:cover;border-radius:18px;border:1px solid var(--line)}
.app-focus{background:linear-gradient(135deg,#1d181c,#1b1b1f 45%,#211b18)}
.app-focus-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:54px;align-items:start}
.app-focus-copy{position:sticky;top:112px}
.paired-media{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.paired-media figure{margin:0}
.paired-media figure:nth-child(2){margin-top:74px}
.paired-media img{width:100%;aspect-ratio:1.28/1;object-fit:cover;border-radius:22px;border:1px solid var(--line)}
.inline-links{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:22px}
.inline-links a{color:#f0b873;border-bottom:1px solid rgba(240,184,115,.3)}
.notice{margin:28px 0;padding:20px 22px;border:1px solid var(--line);border-radius:16px;background:#1d1d21}
.notice strong{display:block;margin-bottom:6px}
.notice p{margin:0;color:#c9c3c6}
.notice--warm{border-color:rgba(229,154,58,.28);background:rgba(229,154,58,.07)}
.closing-panel{background:var(--dark)}
.closing-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:70px;align-items:start}
.link-list{list-style:none;padding:0;margin:24px 0 0;border-top:1px solid var(--line)}
.link-list li{border-bottom:1px solid var(--line)}
.link-list a{display:grid;grid-template-columns:minmax(180px,.7fr) 1.3fr;gap:24px;padding:19px 0;align-items:start}
.link-list a:hover strong{color:#f3bd78}
.link-list strong{color:#fff}
.link-list span{color:var(--muted);font-size:.92rem}
.inner-hero{padding:62px 0 52px;background:linear-gradient(180deg,#151518,#1b1b1f)}
.inner-hero--accent{background:radial-gradient(circle at 20% 10%,rgba(200,74,90,.18),transparent 32%),linear-gradient(180deg,#151518,#1b1b1f)}
.inner-hero h1{font-size:clamp(2.25rem,4.4vw,4.1rem)}
.inner-hero p{font-size:1.04rem;max-width:760px}
.inner-hero-grid{display:grid;grid-template-columns:1fr minmax(320px,.72fr);gap:54px;align-items:center}
.inner-hero-grid>img{width:100%;aspect-ratio:1.38/1;object-fit:cover;border-radius:var(--radius);border:1px solid var(--line)}
.breadcrumbs{margin-bottom:20px}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0;color:var(--muted);font-size:.82rem}
.breadcrumbs li:not(:last-child):after{content:"/";margin-left:8px;color:#686369}
.breadcrumbs a:hover{color:#fff}
.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:70px;align-items:start}
.prose{font-size:1.02rem}
.prose section{margin:0 0 48px}
.prose h2{font-size:1.72rem;margin-top:0}
.prose p{color:#d1cbce}
.prose--spaced{margin-top:54px}
.side-index{position:sticky;top:108px;display:grid;gap:0;border-top:1px solid var(--line)}
.side-index>a{padding:13px 0;border-bottom:1px solid var(--line);color:#d9d3d5;font-size:.9rem}
.side-index>a:hover{color:#f4ba74}
.side-index img{margin:24px 0;border-radius:16px;border:1px solid var(--line)}
.guide-timeline{position:relative}
.guide-timeline:before{content:"";position:absolute;left:28px;top:22px;bottom:22px;width:1px;background:var(--line-strong)}
.guide-step{position:relative;display:grid;grid-template-columns:58px 1fr;gap:26px;padding:0 0 38px}
.guide-marker{position:relative;z-index:1;width:56px;height:56px;display:grid;place-items:center;border-radius:50%;background:#2b292e;border:1px solid rgba(229,154,58,.35);color:#ffc27c;font-weight:800}
.guide-step h2{font-size:1.45rem}
.guide-step p{max-width:780px}
.rule-stack{margin-top:40px;border-top:1px solid var(--line)}
.rule-row{display:grid;grid-template-columns:54px 1fr;gap:28px;padding:28px 0;border-bottom:1px solid var(--line)}
.rule-row>span{color:#f3b166;font-size:1.3rem;font-weight:800}
.rule-row h2{font-size:1.42rem}
.faq-list{display:grid;gap:0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item h2{margin:0;font-size:1rem}
.faq-toggle{width:100%;display:flex;justify-content:space-between;gap:24px;align-items:center;padding:22px 0;border:0;background:transparent;text-align:left;font-weight:750;cursor:pointer}
.faq-toggle span{font-size:1.4rem;color:var(--accent);transition:transform .2s ease}
.faq-toggle[aria-expanded="true"] span{transform:rotate(45deg)}
.faq-answer{padding:0 0 20px;max-width:720px}
.faq-answer p{margin:0;color:#bfb8bb}
.js .faq-answer{display:none}
.js .faq-toggle[aria-expanded="true"]+.faq-answer{display:block}
.principle-list{display:grid;gap:0;margin-top:30px;border-top:1px solid var(--line)}
.principle-list article{padding:28px 0;border-bottom:1px solid var(--line)}
.principle-list h2{font-size:1.35rem}
.safety-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.safety-grid article{padding:28px;background:var(--bg)}
.safety-grid h2{font-size:1.28rem}
.contact-list{display:grid;gap:0;border-top:1px solid var(--line)}
.contact-list article{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:26px 0;border-bottom:1px solid var(--line)}
.contact-list span{color:#e7a059;font-weight:800;letter-spacing:.08em}
.contact-list h2{font-size:1.35rem}
.search-page-form{margin-top:28px}
.search-page-form label,.search-form label{display:block;margin-bottom:8px;color:#c9c3c5;font-size:.9rem}
.search-row{display:grid;grid-template-columns:1fr auto;gap:10px}
.search-row input{min-width:0;border:1px solid var(--line-strong);border-radius:12px;background:#101013;color:#fff;padding:12px 14px}
.search-row button{border:0;border-radius:12px;background:var(--accent);color:#241707;font-weight:800;padding:11px 18px;cursor:pointer}
.search-summary{margin-bottom:28px;color:#c9c3c6}
.search-results{display:grid;gap:18px}
.search-results article{padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}
.search-results h2{font-size:1.35rem}
.search-results h2 a:hover{color:#f4ba74}
.empty-state{padding:34px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}
.error-page{min-height:68vh;display:grid;place-items:center;padding:72px 0}
.error-code{font-size:5rem;line-height:1;color:var(--brand);font-weight:900;letter-spacing:-.06em}
.search-modal[hidden]{display:none !important}
.search-modal{position:fixed;inset:0;z-index:300;display:grid;place-items:start center;padding:12vh 20px 20px}
.search-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.72);backdrop-filter:blur(8px)}
.search-dialog{position:relative;width:min(680px,100%);padding:32px;border-radius:24px;background:#1f1f23;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.search-close{position:absolute;right:18px;top:14px;border:0;background:transparent;font-size:1.8rem;cursor:pointer;color:var(--muted)}
.search-dialog h2{padding-right:44px}
.site-footer{padding:58px 0 24px;background:#101012;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.35fr .75fr .9fr;gap:70px}
.footer-intro p{max-width:520px;color:#9f999c}
.footer-brand{font-size:1.5rem;font-weight:900;margin-bottom:12px}
.site-footer nav{display:grid;align-content:start;gap:8px}
.site-footer nav h2{font-size:.86rem;letter-spacing:.08em;text-transform:uppercase;color:#d8c6c9;margin:0 0 8px}
.site-footer nav a{color:#989295;font-size:.9rem}
.site-footer nav a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:20px;border-top:1px solid var(--line);font-size:.78rem;color:#777277}
.footer-bottom p{margin:0;color:#777277}
.footer-bottom a{color:#b7aeb2}
@media (max-width:1080px){
    .header-inner{grid-template-columns:auto auto 1fr auto}.main-nav{grid-column:1/-1;order:4;justify-content:flex-start;padding-bottom:12px;overflow:auto}.hero-layout{grid-template-columns:1fr 1fr;gap:38px}.process-grid{grid-template-columns:1fr 1fr}.process-item:nth-child(2){border-right:0}.process-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.app-focus-grid{grid-template-columns:1fr}.app-focus-copy{position:static}.reading-layout{grid-template-columns:minmax(0,1fr) 260px;gap:44px}}
@media (max-width:820px){
    .shell,.narrow{width:min(calc(100% - 30px),var(--shell))}.site-header{position:relative}.header-inner{grid-template-columns:1fr auto auto;min-height:70px}.menu-toggle{display:inline-flex}.main-nav{display:none;position:absolute;top:70px;left:15px;right:15px;z-index:20;grid-column:auto;padding:10px;border:1px solid var(--line);border-radius:16px;background:#1f1f23;box-shadow:var(--shadow)}.main-nav.is-open{display:grid}.main-nav a{border-radius:10px}.brand small{display:none}.search-open{padding:8px 10px;font-size:.85rem}.home-hero{padding-top:50px}.hero-layout,.split-layout,.two-col-heading,.closing-grid,.inner-hero-grid,.reading-layout{grid-template-columns:1fr}.hero-visual{max-width:650px}.hero-facts{grid-template-columns:1fr}.paired-media{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr}.process-item{border-right:0;border-bottom:1px solid var(--line)}.process-item:last-child{border-bottom:0}.image-strip{grid-template-columns:1fr}.side-index{position:static}.safety-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-intro{grid-column:1/-1}}
@media (max-width:600px){
    .shell,.narrow{width:min(calc(100% - 24px),var(--shell))}.header-inner{gap:8px}.brand img{width:38px;height:38px}.brand b{font-size:.96rem}.menu-toggle,.search-open{font-size:.78rem;padding:7px 9px}.home-hero{padding:38px 0}.section{padding:62px 0}.section--compact{padding:52px 0}h1{font-size:2.45rem}.hero-actions{display:grid}.button{width:100%}.route-row,.rule-row,.contact-list article{grid-template-columns:44px 1fr;gap:14px}.route-num{font-size:.95rem}.paired-media{grid-template-columns:1fr}.paired-media figure:nth-child(2){margin-top:0}.link-list a{grid-template-columns:1fr;gap:6px}.guide-timeline:before{left:22px}.guide-step{grid-template-columns:46px 1fr;gap:16px}.guide-marker{width:44px;height:44px}.footer-grid{grid-template-columns:1fr}.footer-intro{grid-column:auto}.footer-bottom{display:grid}.search-dialog{padding:26px 20px}.search-row{grid-template-columns:1fr}.search-row button{width:100%}}
@media (max-width:390px){
    .brand span{display:none}.header-inner{grid-template-columns:auto 1fr auto}.menu-toggle{justify-self:end}.search-open{font-size:0}.search-open:after{content:"搜索";font-size:.78rem}.hero-facts dd{font-size:.84rem}.process-item,.safety-grid article{padding:22px 18px}}