:root{--primary:#E85D75;--accent:#D94A63;--warm:#F2A65A;--dark:#252833;--bg:#FFF9F7;--soft:#F6F1F0;--text:#34343C;--muted:#72727D;--line:#E8DEDC;--white:#fff;--max:1180px;--narrow:820px;--radius:22px;--shadow:0 14px 36px rgba(37,40,51,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.78}img{max-width:100%;height:auto;display:block}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}.narrow,.wrap-narrow{width:min(100%,var(--narrow));margin-left:auto;margin-right:auto}.skip{position:absolute;left:-9999px;top:0}.skip:focus{left:12px;top:12px;z-index:100;background:#fff;padding:8px 12px}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,249,247,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.header-inner{min-height:72px;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;gap:10px;color:var(--dark);font-weight:800;font-size:20px}.brand img{width:36px;height:36px;object-fit:contain}.main-nav{display:flex;gap:4px;align-items:center;flex:1;justify-content:center}.main-nav a{padding:8px 10px;border-radius:10px;color:var(--text);font-size:14px}.main-nav a.active,.main-nav a:hover{background:var(--soft);color:var(--accent);text-decoration:none}.menu-toggle{display:none}.search-open,.menu-toggle,.search-close,.to-top{border:0;background:var(--dark);color:#fff;border-radius:999px;padding:9px 14px;cursor:pointer}.entry-hero{padding:72px 0 26px}.entry-center{text-align:center;max-width:920px}.eyebrow{margin:0 0 8px;color:var(--accent);font-weight:800;letter-spacing:.08em;font-size:13px}.entry-center h1,.page-hero h1{margin:0;color:var(--dark);line-height:1.22;font-size:clamp(34px,5vw,64px)}.lead,.page-hero p{font-size:18px;color:var(--muted);max-width:800px;margin:20px auto}.entry-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:24px 0}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;font-weight:700}.btn.primary{background:var(--accent);color:#fff}.btn.ghost{border:1px solid var(--line);background:#fff;color:var(--dark)}.btn.light{background:#fff;color:var(--dark)}.hero-inline{width:min(760px,100%);margin:40px auto 0;border-radius:30px;box-shadow:var(--shadow);aspect-ratio:16/8;object-fit:cover}.quick-band{margin-top:22px;border-block:1px solid var(--line);background:#fff}.quick-links{display:grid;grid-template-columns:repeat(3,1fr)}.quick-links a{padding:24px;border-right:1px solid var(--line);color:var(--text)}.quick-links a:last-child{border-right:0}.quick-links strong,.quick-links span{display:block}.quick-links span{color:var(--muted);font-size:14px;margin-top:6px}.split-intro{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding:90px 0}.split-intro h2,.section-head h2,.community-inner h2,.note-grid h2,.inner h2{color:var(--dark);line-height:1.3}.split-intro figure{margin:0}.split-intro img{border-radius:28px;aspect-ratio:4/3;object-fit:cover}.text-link{font-weight:800}.soft-section{background:var(--soft);padding:82px 0}.section-head{text-align:center;max-width:760px;margin:0 auto 34px}.section-head.left{text-align:left;margin-left:0}.device-band{display:grid;grid-template-columns:1fr 1fr;gap:24px}.device-band article{display:grid;grid-template-columns:180px 1fr;background:#fff;border-radius:var(--radius);overflow:hidden}.device-band img{width:100%;height:100%;object-fit:cover}.device-band article div{padding:24px}.steps-section{padding:90px 0}.steps{list-style:none;padding:0;margin:0 0 24px}.steps li{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:22px 0;border-top:1px solid var(--line)}.steps li span{font-size:28px;font-weight:900;color:var(--primary)}.steps h3{margin:0}.steps p{margin:4px 0;color:var(--muted)}.community-strip{background:var(--dark);color:#fff}.community-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center;padding:66px 0}.community-inner img{border-radius:26px}.community-inner h2{color:#fff}.community-inner p{color:#ddd}.compact-faq{padding:84px 0}.faq-compact details,.faq-list details{border-top:1px solid var(--line);padding:16px 0}.faq-compact summary,.faq-list summary{cursor:pointer;font-weight:800;color:var(--dark)}.faq-compact p,.faq-list p{color:var(--muted)}.brand-notes{background:#fff;border-top:1px solid var(--line);padding:70px 0}.note-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px}.note-grid>div{display:grid;grid-template-columns:160px 1fr;column-gap:22px;align-items:start}.note-grid img{grid-row:1/5;border-radius:18px;aspect-ratio:1/1;object-fit:cover}.site-footer{background:#211f26;color:#ddd;padding:58px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px}.site-footer h2{color:#fff;font-size:18px}.site-footer a{display:block;color:#ddd;margin:7px 0}.footer-bottom{border-top:1px solid #3b3841;margin-top:30px;padding-top:18px;display:flex;justify-content:space-between}.inner{padding:34px 0 70px}.breadcrumbs ol{display:flex;gap:8px;list-style:none;padding:0;margin:8px 0 34px;color:var(--muted);font-size:14px}.breadcrumbs li{display:flex;gap:8px}.page-hero{padding:14px 0 30px}.page-hero.compact h1{font-size:clamp(32px,4vw,50px)}.page-hero p{margin-left:0}.wide-image{width:100%;border-radius:26px;aspect-ratio:16/7;object-fit:cover;margin:16px 0 42px}.inner section{margin:42px 0}.plain-list article{padding:22px 0;border-top:1px solid var(--line)}.plain-list h3{margin:0;color:var(--dark)}.plain-list p{margin-bottom:0;color:var(--muted)}.callout{background:var(--soft);padding:26px 30px;border-radius:20px;border-left:4px solid var(--primary)}.two-route{display:grid;grid-template-columns:1fr 1fr;gap:28px}.two-route article{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden}.two-route img{aspect-ratio:16/10;object-fit:cover}.two-route article div{padding:24px}.two-route span{font-weight:800;color:var(--primary);font-size:13px}.number-list{padding-left:24px}.number-list li{margin:14px 0}.download-note,.media-row{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;background:var(--soft);border-radius:24px;overflow:hidden}.download-note div,.media-row div{padding:28px}.download-note img,.media-row img{height:100%;object-fit:cover}.timeline article{display:grid;grid-template-columns:54px 1fr;gap:18px;padding:20px 0;border-top:1px solid var(--line)}.timeline span{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--dark);color:#fff;font-weight:800}.timeline h3{margin:0}.timeline p{margin:4px 0;color:var(--muted)}.check-list{padding-left:22px}.check-list li{margin:10px 0}.guide-index{display:grid;gap:10px}.guide-index a{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;color:var(--dark);font-weight:700}.inline-search{background:var(--soft);padding:22px;border-radius:18px}.search-row{display:flex;gap:10px;margin-top:8px}.search-row input{min-width:0;flex:1;border:1px solid var(--line);border-radius:12px;padding:11px 13px;background:#fff}.search-row button{border:0;border-radius:12px;padding:11px 18px;background:var(--accent);color:#fff;font-weight:800}.search-results{display:grid;gap:10px}.search-results>a{display:block;padding:18px;border:1px solid var(--line);border-radius:15px;background:#fff}.search-results strong,.search-results span{display:block}.search-results span{color:var(--muted);margin-top:4px}.empty-state{padding:34px;background:var(--soft);border-radius:18px}.related{padding:0 0 70px}.text-index{display:grid;gap:9px}.text-index a{display:grid;grid-template-columns:240px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line);color:var(--text)}.text-index span{color:var(--muted)}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:90;background:rgba(20,20,24,.55);display:grid;place-items:start center;padding-top:12vh}.search-panel{width:min(620px,calc(100% - 32px));background:#fff;padding:28px;border-radius:24px;position:relative;box-shadow:var(--shadow)}.search-close{position:absolute;right:18px;top:18px;padding:5px 10px}.to-top{position:fixed;right:20px;bottom:20px;z-index:30;width:44px;height:44px;padding:0}.body-lock{overflow:hidden}@media(max-width:1024px){.main-nav{position:absolute;left:20px;right:20px;top:72px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}.main-nav.open{display:flex}.menu-toggle{display:inline-flex;margin-left:auto}.search-open{margin-left:0}.quick-links,.device-band,.two-route{grid-template-columns:1fr}.quick-links a{border-right:0;border-bottom:1px solid var(--line)}.device-band article{grid-template-columns:220px 1fr}.split-intro,.community-inner{grid-template-columns:1fr}.note-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.download-note,.media-row{grid-template-columns:1fr}.download-note img,.media-row img{max-height:360px;width:100%}}@media(max-width:700px){.wrap{width:min(calc(100% - 28px),var(--max))}.entry-hero{padding-top:44px}.entry-center h1{font-size:38px}.hero-inline{margin-top:28px}.split-intro,.soft-section,.steps-section,.compact-faq{padding-top:58px;padding-bottom:58px}.device-band article{grid-template-columns:1fr}.device-band img{aspect-ratio:16/9}.community-inner{padding:48px 0}.note-grid>div{grid-template-columns:1fr}.note-grid img{grid-row:auto;width:100%;aspect-ratio:16/9;margin-bottom:14px}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:8px}.text-index a{grid-template-columns:1fr}.page-hero h1{font-size:36px}.wide-image{aspect-ratio:16/9}.two-route{gap:18px}.search-row{flex-direction:column}.header-inner{gap:10px}.brand span{font-size:18px}.search-open,.menu-toggle{padding:8px 11px}}
