*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#FFF9F7;color:#34343C;line-height:1.75}a{color:#B93F56;text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block;height:auto}button,input{font:inherit}.wrap{width:min(1160px,calc(100% - 40px));margin:auto}.narrow{width:min(820px,calc(100% - 40px));margin:auto}.skip{position:absolute;left:-9999px;top:0}.skip:focus{left:20px;top:20px;z-index:99;background:#fff;padding:8px 12px}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,249,247,.95);border-bottom:1px solid #eadfdd;backdrop-filter:blur(10px)}.header-row{min-height:72px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#252833}.brand img{width:38px;height:38px;object-fit:contain}.site-nav{display:flex;gap:18px;flex:1;justify-content:center}.site-nav a{color:#45454f;font-size:15px}.site-nav a[aria-current=page]{color:#D94A63;font-weight:700}.menu-btn{display:none}.search-open,.menu-btn{border:1px solid #e0d1cf;background:#fff;border-radius:999px;padding:8px 14px;color:#34343C}.brand-intro{padding:86px 0 46px}.center-intro{max-width:900px;text-align:center}.eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#D94A63;font-weight:800;margin:0 0 12px}.brand-intro h1,.page-hero h1{font-size:clamp(36px,6vw,66px);line-height:1.12;margin:0;color:#252833;letter-spacing:-.03em}.page-hero h1{font-size:clamp(34px,5vw,54px)}.lead,.page-hero>p{font-size:19px;color:#61616c;max-width:760px;margin:24px auto}.hero-actions,.actions,.inline-links{display:flex;gap:12px;flex-wrap:wrap}.hero-actions{justify-content:center;margin:28px 0}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #decac7;border-radius:10px;padding:11px 18px;background:#fff;color:#34343C;font-weight:700}.btn.primary{background:#D94A63;border-color:#D94A63;color:#fff}.hero-inline{width:min(760px,100%);margin:36px auto 0;border-radius:28px;max-height:360px;object-fit:cover;box-shadow:0 24px 70px rgba(70,40,45,.13)}.quick-strip{background:#252833;color:#fff}.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}.strip-grid a{color:#fff;padding:22px 24px;border-right:1px solid rgba(255,255,255,.1)}.strip-grid strong,.strip-grid span{display:block}.strip-grid span{color:#d7d7dc;font-size:14px;margin-top:4px}.section{padding:76px 0}.section.alt{background:#F6F1F0}.two-col{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}.two-col.reverse{grid-template-columns:.92fr 1.08fr}.two-col h2,.section-head h2,.guide-card h2,.text-index h2,.callout h2,.prose h2{font-size:32px;line-height:1.25;color:#252833;margin:0 0 18px}.two-col p,.prose p{font-size:17px}.two-col figure img,.wide-figure img,.wide-image{border-radius:20px;max-height:440px;width:100%;object-fit:cover}.two-col figcaption{font-size:13px;color:#72727D;margin-top:9px}.check-list{padding-left:1.2em}.check-list li{margin:8px 0}.section-head{margin-bottom:30px}.section-head.narrow{max-width:760px}.device-band{display:grid;grid-template-columns:1.1fr .9fr 1.1fr .9fr;align-items:stretch;background:#fff;border:1px solid #eadfdd;border-radius:22px;overflow:hidden}.device-copy{padding:30px}.device-copy h3{margin-top:0}.device-band img{width:100%;height:100%;object-fit:cover;min-height:260px}.step-list{list-style:none;margin:0;padding:0;border-top:1px solid #eadfdd}.step-list li{display:grid;grid-template-columns:70px 1fr;gap:22px;padding:26px 0;border-bottom:1px solid #eadfdd}.step-list>li>span{font-size:26px;color:#E85D75;font-weight:800}.step-list h3{margin:0 0 6px}.step-list p{margin:0;color:#62626d}.split-feature{background:#fff}.text-link{font-weight:800}.compact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:46px;align-items:start}.guide-card{background:#fff;border-radius:20px;padding:22px;border:1px solid #eadfdd}.guide-card img{border-radius:14px;margin-bottom:20px}.link-list{list-style:none;padding:0;margin:0}.link-list li{padding:15px 0;border-bottom:1px solid #eadfdd}.link-list a,.link-list span{display:block}.link-list a{font-weight:800}.link-list span{font-size:14px;color:#72727D;margin-top:4px}.faq-list details{border-bottom:1px solid #eadfdd;padding:18px 0}.faq-list summary{cursor:pointer;font-weight:800;color:#252833}.faq-answer{color:#5f5f69}.closing{background:#252833;color:#fff}.closing h2{color:#fff}.closing p{color:#dddde3}.closing a{color:#ffc1cc}.site-footer{background:#1f2129;color:#d8d8dd;padding:54px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:36px}.footer-grid h2,.footer-grid h3{color:#fff}.footer-grid a{display:block;color:#d8d8dd;margin:8px 0}.footer-bottom{border-top:1px solid #3b3d45;margin-top:32px;padding-top:18px;display:flex;justify-content:space-between}.inner{padding:30px 0 80px}.breadcrumb ol{display:flex;gap:8px;list-style:none;padding:0;margin:8px 0 30px;font-size:14px;color:#72727D}.breadcrumb li:not(:last-child)::after{content:' / ';margin-left:8px}.page-hero{padding:44px 0 34px}.page-hero>p{margin-left:0}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}.prose>section{padding:8px 0 18px}.wide-figure{margin:0 0 34px}.side-index{position:sticky;top:100px;background:#F6F1F0;border-radius:18px;padding:20px}.side-index h2{margin-top:0;font-size:20px}.callout{background:#F6F1F0;border-left:4px solid #E85D75;padding:24px!important;margin-top:30px;border-radius:8px}.inline-links a{display:inline-block;background:#fff;border:1px solid #eadfdd;border-radius:999px;padding:8px 12px}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;background:rgba(25,25,30,.55);z-index:100;display:grid;place-items:start center;padding-top:12vh}.search-panel{position:relative;background:#FFF9F7;width:min(620px,calc(100% - 32px));padding:34px;border-radius:20px;box-shadow:0 30px 90px rgba(0,0,0,.25)}.search-close{position:absolute;right:18px;top:14px;border:0;background:transparent;font-size:32px}.search-form-row{display:flex;gap:10px}.search-form-row input{flex:1;min-width:0;border:1px solid #d9c9c7;background:#fff;border-radius:10px;padding:11px 13px}.modal-open{overflow:hidden}.search-page-form{margin-top:28px}.search-results article{padding:22px 0;border-bottom:1px solid #eadfdd}.search-results h2{margin:0 0 6px;font-size:23px}.empty-state,.result-count{background:#F6F1F0;padding:18px;border-radius:12px}.backtop{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;border:0;background:#D94A63;color:#fff;opacity:0;pointer-events:none;transition:.2s}.backtop.show{opacity:1;pointer-events:auto}.more-line{text-align:right;margin-top:20px}@media(max-width:1024px){.site-nav{gap:10px}.site-nav a{font-size:14px}.device-band{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.article-layout{grid-template-columns:1fr}.side-index{position:static}}@media(max-width:768px){.wrap,.narrow{width:min(100% - 28px,1160px)}.header-row{min-height:64px}.menu-btn{display:block;margin-left:auto}.site-nav{position:absolute;top:64px;left:14px;right:14px;background:#fff;border:1px solid #eadfdd;border-radius:14px;padding:12px;display:none;flex-direction:column;box-shadow:0 18px 50px rgba(0,0,0,.1)}.site-nav.open{display:flex}.search-open{display:none}.brand-intro{padding-top:54px}.strip-grid{grid-template-columns:1fr 1fr}.two-col,.two-col.reverse,.compact-grid{grid-template-columns:1fr}.device-band{grid-template-columns:1fr}.device-band img{min-height:210px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/3}.article-layout{display:block}.side-index{margin-top:30px}.section{padding:56px 0}}@media(max-width:600px){.brand span{font-size:15px}.brand-intro h1,.page-hero h1{font-size:36px}.lead,.page-hero>p{font-size:17px}.strip-grid{grid-template-columns:1fr}.strip-grid a{border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}.hero-actions,.actions{flex-direction:column}.btn{width:100%}.two-col h2,.section-head h2,.guide-card h2,.text-index h2,.callout h2,.prose h2{font-size:27px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column}.step-list li{grid-template-columns:48px 1fr}.search-form-row{flex-direction:column}}@media(max-width:375px){.wrap,.narrow{width:calc(100% - 22px)}.brand-intro h1,.page-hero h1{font-size:32px}.section{padding:46px 0}}
