*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#101820;color:#f6f3ea;font:16px/1.82 system-ui,-apple-system,"Microsoft YaHei","PingFang SC",sans-serif;overflow-wrap:anywhere}a{color:inherit;text-underline-offset:4px}a:hover{color:#d6b56e}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #d6b56e;outline-offset:3px}img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}.wrap{width:min(1120px,calc(100% - 56px));margin-inline:auto}.skip{position:absolute;left:12px;top:-90px;padding:8px;background:#f4f2ec;color:#26323a;z-index:60}.skip:focus{top:8px}.site-header{background:#18232d;border-bottom:1px solid #35414a}.topbar{height:68px;display:flex;justify-content:space-between;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}.logo{max-width:132px;max-height:36px;width:auto;height:auto}.brand-words{display:flex;flex-direction:column;line-height:1.3;min-width:0}.brand-words strong{font-size:18px;white-space:nowrap}.brand-words small{font-size:10px;letter-spacing:.08em;color:#c7ccd0}.header-actions{display:flex;align-items:center;gap:18px;white-space:nowrap}.header-actions a{text-decoration:none}.menu-open,.drawer-head button{background:transparent;color:#f6f3ea;border:1px solid #788189;border-radius:10px;padding:7px 14px;min-height:44px}.primary-nav{border-top:1px solid #35414a}.nav-inner{display:flex;align-items:center;gap:clamp(12px,2.4vw,34px);min-height:48px;flex-wrap:wrap}.primary-nav a{text-decoration:none;font-size:15px;padding:10px 0 8px;border-bottom:2px solid transparent;white-space:nowrap}.primary-nav [aria-current=page]{font-weight:700;border-bottom-color:#d6b56e}.site-header+main{padding-top:44px}main{padding-bottom:70px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(26px,3.2vw,36px);line-height:1.32;letter-spacing:.01em}h2{font-size:24px;line-height:1.38}h3{font-size:19px;line-height:1.4}p{margin-bottom:1em}section{scroll-margin-top:20px}.eyebrow{font-size:13px;letter-spacing:.14em;color:#d6b56e;font-weight:700}.lead{font-size:17px;color:#c7ccd0;max-width:760px}.hero{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);align-items:center;gap:34px;min-height:260px}.hero p{max-width:600px}.hero-visual{text-align:center}.banner{max-width:100%;max-height:300px;width:auto;height:auto;margin-inline:auto}.content-image{width:auto;height:auto;max-width:min(100%,460px);max-height:300px;margin:16px auto}.brand-image{max-height:260px}.app-image{max-width:220px;max-height:330px}.icon-image{max-width:56px;max-height:56px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:8px 18px;border-radius:10px;text-decoration:none;border:1px solid #d6b56e;font-weight:650;font-size:15px}.btn-primary{background:#d6b56e;color:#18232d}.btn-secondary{color:#f6f3ea}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.home-section{margin-top:66px}.light{background:#f4f2ec;color:#26323a;border-radius:12px;padding:clamp(18px,3vw,36px)}.light a{color:#405265}.light .btn-primary{color:#18232d}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:32px}.split-aside{grid-template-columns:minmax(0,1fr) minmax(0,2fr)}.uneven{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:20px}.panel{border:1px solid #44505a;background:#18232d;border-radius:12px;padding:24px}.panel p:last-child,.light p:last-child{margin-bottom:0}.section-link{font-weight:650;color:#d6b56e}.light .section-link{color:#405265}.steps{list-style:none;margin:0;padding:0;counter-reset:steps}.steps li{counter-increment:steps;padding:18px 0 18px 54px;position:relative;border-top:1px solid #c9c7c0}.steps li:before{content:counter(steps,decimal-leading-zero);position:absolute;left:0;top:18px;color:#9a7942;font-weight:800}.timeline{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.timeline>div{border-top:2px solid #d6b56e;padding:15px 4px}.archive-list{display:flex;flex-direction:column;gap:10px}.archive-list a{padding:10px 0;border-bottom:1px solid #52606b}.article-head{max-width:760px;margin:0 auto 20px}.article-head .lead{margin-bottom:0}.article-body{max-width:760px;margin:auto}.quick{display:flex;flex-wrap:wrap;gap:8px 16px;padding:14px 0;margin:22px 0 12px;border-top:1px solid #53606b;border-bottom:1px solid #53606b;font-size:14px}.quick a{color:#d6b56e}.article-section{padding-top:30px;margin-top:20px;border-top:1px solid #3a4750}.article-section p,.article-section li{line-height:1.84}.article-section ul{padding-left:1.3em}.article-media{margin:24px auto 12px;text-align:center}.article-media img{margin:auto}.related{max-width:760px;margin:46px auto 0;padding:22px 0;border-top:1px solid #6a7278}.related a{display:inline-block;margin:0 18px 8px 0;color:#d6b56e}.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.mini-grid>*{min-width:0}.site-footer{background:#18232d;border-top:1px solid #45515b;padding:42px 0 22px;color:#c7ccd0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.footer-grid strong{color:#f6f3ea;display:block;margin-bottom:12px}.footer-grid nav a{display:block;text-decoration:none;font-size:14px;padding:2px 0}.footer-end{border-top:1px solid #43505a;margin-top:28px;padding-top:12px;font-size:13px}.drawer-layer[hidden]{display:none!important}.drawer-layer{position:fixed;inset:0;z-index:100}.drawer-shade{position:absolute;inset:0;background:rgba(0,0,0,.68)}.drawer{position:absolute;right:0;top:0;bottom:0;width:min(360px,100vw);background:#18232d;box-shadow:-8px 0 25px #0005;display:flex;flex-direction:column;padding:20px;color:#f6f3ea}.drawer-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.drawer-body{overflow-y:auto;overscroll-behavior:contain;padding-bottom:24px}.drawer-body section{margin-top:20px}.drawer-body h2{font-size:15px;color:#d6b56e;margin-bottom:7px}.drawer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 12px}.drawer-links a{text-decoration:none;padding:7px 0;font-size:14px}.drawer-links [aria-current=page]{color:#d6b56e;font-weight:700}.drawer-active{overflow:hidden}.mobile-bottom{display:none}.banner-band{padding:24px 28px;background:#18232d;border:1px solid #54606a;border-radius:12px}.banner-band .split{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}.status-label{display:inline-block;padding:2px 10px;border:1px solid #d6b56e;border-radius:24px;font-size:13px;color:#d6b56e}.notice{border-left:3px solid #d6b56e;padding:12px 16px;background:#23313d}.faq-item{padding:18px 0;border-top:1px solid #4e5b65}.faq-item h2{font-size:20px;margin-bottom:8px}@media(max-width:900px){.wrap{width:calc(100% - 48px)}.nav-inner{gap:8px 20px}.primary-nav a{font-size:14px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}@media(max-width:739px){.hero,.split,.split-aside,.uneven,.banner-band .split{grid-template-columns:1fr}.hero-visual{order:2}.home-section{margin-top:42px}.content-image{max-height:240px}.app-image{max-height:300px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div{grid-column:1/-1}}@media(max-width:600px){.wrap{width:calc(100% - 32px)}.topbar{height:60px}.brand{gap:7px}.logo{max-width:112px;max-height:34px}.brand-words strong{font-size:15px}.brand-words small{display:none}.desktop-app,.primary-nav{display:none}.menu-open{font-size:14px;padding:6px 10px}.site-header+main{padding-top:28px}main{padding-bottom:calc(76px + env(safe-area-inset-bottom))}h2{font-size:21px}.lead{font-size:16px}.panel{padding:18px}.timeline,.mini-grid{grid-template-columns:1fr}.mobile-bottom{display:grid;position:fixed;z-index:30;bottom:0;left:0;right:0;grid-template-columns:repeat(4,minmax(0,1fr));min-height:calc(58px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#18232d;border-top:1px solid #53606b}.mobile-bottom a,.mobile-bottom button{display:flex;align-items:center;justify-content:center;min-width:0;min-height:58px;text-align:center;border:0;background:transparent;color:#f6f3ea;text-decoration:none;font-size:13px;padding:4px}.mobile-bottom [aria-current=page]{color:#d6b56e;font-weight:700}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.footer-grid>div{grid-column:1/-1}.banner{max-height:190px}.home-section{margin-top:32px}.light{padding:18px}}