*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F4F1F8;color:#2A242C;font:15px/1.7 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}.wrap{width:min(960px,calc(100% - 32px));margin:auto}.jiu-topline{position:fixed;top:0;left:0;right:0;height:20px;background:#161418;color:#C4A04A;z-index:60;font-size:12px}.top-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-btn,.screen-btn,.close-btn{font:inherit;border:0;background:none;color:inherit;cursor:pointer}.text-btn{height:20px;color:#C4A04A}.brandbar{position:fixed;top:20px;left:0;right:0;height:54px;background:#FBF8FF;border-bottom:1px solid rgba(106,74,154,.22);z-index:60}.brand-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:8px;text-decoration:none;color:#161418;min-height:44px}.brand-img img,.footer-brand-img img,.screen-brand img{height:24px;width:auto;display:block;object-fit:contain}.brand-text{font-size:16px;font-weight:800}.brand-actions{display:flex;align-items:center;gap:8px}.mini-link,.screen-btn{height:44px;display:inline-flex;align-items:center;padding:0 13px;border:1px solid rgba(106,74,154,.34);border-radius:10px;text-decoration:none;color:#161418;background:#FBF8FF}.fan-nav{position:fixed;top:74px;left:0;right:0;height:44px;background:#FBF8FF;border-bottom:1px solid rgba(22,20,24,.08);z-index:50}.fan-row{height:44px;display:flex;align-items:center;justify-content:center;gap:28px}.fan-link{display:flex;align-items:center;gap:7px;color:#5A5460;text-decoration:none;font-size:13px}.fan-shape{width:72px;height:22px;display:block;border:1px solid #4A8AB8;border-radius:36px 36px 4px 4px}.fan-link.active .fan-shape{background:#6A4A9A;border-color:#6A4A9A}.fan-link.active{color:#161418}.site-main{padding-top:142px;min-height:70vh}.hero,.section,.article-page{width:min(960px,calc(100% - 32px));margin:0 auto 28px}.hero{padding:34px 0 8px}.eyebrow{display:flex;gap:8px;margin-bottom:18px}.mini-fan{width:46px;height:18px;border:1px solid #4A8AB8;border-radius:24px 24px 4px 4px}.mini-fan:nth-child(2){border-color:#C46A8A}.mini-fan:nth-child(3){border-color:#6A9A48}.hero h1,.article-page h1{font-size:24px;line-height:1.3;color:#161418;margin:0 0 10px}.lead{font-size:18px;color:#5A5460;margin:0 0 12px}.intro{max-width:760px}.btn{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 18px;border-radius:10px;text-decoration:none;font-size:14px;transition:.2s;border:1px solid rgba(106,74,154,.35)}.btn.primary{background:linear-gradient(135deg,#4A8AB8 0%,#C46A8A 50%,#6A4A9A 100%);color:#FBF8FF;border:0}.btn.secondary{background:#FBF8FF;color:#161418}.btn:hover{transform:translateY(-1px)}.btn:focus-visible,.mini-link:focus-visible,.screen-btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(196,160,74,.45);outline-offset:2px}.section{padding:24px;background:#FBF8FF;border:1px solid rgba(22,20,24,.12);border-radius:12px;box-shadow:0 12px 28px rgba(22,20,24,.06)}.section h2,.article-page h2{font-size:20px;color:#161418;margin:0 0 14px}.section h3,.article-page h3{font-size:16px;color:#161418;margin:16px 0 8px}.media-slot{display:flex;align-items:center;justify-content:center;background:#FBF8FF;border:1px solid rgba(22,20,24,.08);overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.fan-cut{min-height:220px;position:relative;padding-right:220px}.fan-cut .media-slot{position:absolute;right:24px;top:22px;width:176px;height:176px;clip-path:polygon(18% 0,100% 0,82% 100%,0 100%);border-radius:12px}.triple-narrow{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.narrow-card{padding:16px;background:#EEE8F4;border-radius:10px}.narrow-card .media-slot{height:150px;margin-bottom:12px}.fold-pages{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fold-card{min-height:210px;padding:18px;border-left:5px solid #6A4A9A;background:#FBF8FF;box-shadow:inset 1px 0 rgba(22,20,24,.08)}.fold-card .media-slot{height:145px;margin-bottom:12px}.two-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}.plain-card{padding:18px;background:#F0EAF6;border-radius:10px}.plain-card .media-slot{height:160px;margin-bottom:12px}.phase-row,.status-list{display:grid;gap:10px}.phase{padding:14px 16px;border-left:4px solid #C46A8A;background:#FBF8FF}.status-item{display:flex;justify-content:space-between;gap:16px;padding:14px 16px;background:#EEE8F4}.status-item strong{color:#6A4A9A}.app-wrap{overflow:auto}.app-wrap .media-slot{float:right;width:220px;height:300px;margin:0 0 12px 20px}.app-icon{width:48px!important;height:48px!important;float:right;margin:12px 0 12px 12px}.faq-mini{display:grid;gap:10px}.faq-mini details{background:#FBF8FF;border:1px solid rgba(22,20,24,.1);padding:12px 14px;border-radius:8px}.article-page{padding:28px 0}.article-shell{background:#FBF8FF;border:1px solid rgba(22,20,24,.12);padding:24px;border-radius:12px}.article-shell p{margin:0 0 14px}.scatter{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.scatter section{padding:16px;background:#EEE8F4;border-radius:10px}.ring-layout{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center}.ring-layout .media-slot{width:180px;height:180px;border-radius:50%;margin:auto}.fan-pages{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fan-page{padding:22px;background:#FBF8FF;border-radius:10px 10px 36px 10px;border:1px solid rgba(22,20,24,.1)}.fan-page .media-slot{height:170px;margin-bottom:12px}.single-list{display:grid;gap:14px}.single-list section{padding:16px;border-left:4px solid #4A8AB8;background:#FBF8FF}.memo-list{display:grid;gap:10px}.memo-list li{background:#FBF8FF;border:1px solid rgba(22,20,24,.1);padding:12px 14px;border-radius:8px}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.method-grid section,.topic-list article,.terms section{padding:18px;background:#FBF8FF;border:1px solid rgba(22,20,24,.1);border-radius:10px}.topic-list{display:grid;gap:12px}.center-card{max-width:720px;margin:0 auto;text-align:left}.center-card .media-slot{height:190px;margin-bottom:16px}.about-banner{height:200px;margin:0 0 18px}.brand-cover{height:180px;margin:16px 0}.faq-list{display:grid;gap:12px}.faq-item{padding:18px;background:#FBF8FF;border:1px solid rgba(22,20,24,.1);border-radius:10px}.site-footer{background:#161418;color:#F4F1F8;margin-top:40px;border-top:1px solid #C4A04A;padding:30px 0 24px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}.footer-brand strong{display:block}.footer-brand span{font-size:12px;color:#C4A04A}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-grid h2{font-size:13px;color:#C4A04A;margin:0 0 8px}.footer-grid a{display:block;color:#F4F1F8;text-decoration:none;font-size:13px;margin:6px 0}.footer-note,.footer-copy{font-size:13px;color:#cfc8d8;margin-top:18px}.overlay{position:fixed;inset:0;background:rgba(22,20,24,.44);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;z-index:80}.overlay.show{opacity:1;visibility:visible}.screen-panel{position:fixed;left:0;top:74px;width:28%;max-width:360px;height:min(78vh,680px);background:#FBF8FF;z-index:90;transform:translateX(-104%);visibility:hidden;pointer-events:none;transition:.22s;box-shadow:0 16px 40px rgba(22,20,24,.18)}.screen-panel.open{transform:translateX(0);visibility:visible;pointer-events:auto}.screen-head{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid rgba(22,20,24,.1)}.screen-brand{display:flex;align-items:center;gap:8px}.close-btn{min-height:44px;padding:0 10px;color:#161418}.screen-scroll{height:calc(100% - 60px);overflow:auto;padding:12px 16px}.screen-scroll section{margin-bottom:14px}.screen-scroll h2{font-size:13px;color:#6A4A9A;margin:0 0 6px}.screen-scroll a{display:flex;justify-content:space-between;gap:10px;padding:9px 0;color:#161418;text-decoration:none;border-bottom:1px solid rgba(22,20,24,.06)}.screen-scroll b{font-size:14px}.screen-scroll span{font-size:12px;color:#7A7480;text-align:right}.search-panel{position:fixed;top:74px;left:0;right:0;z-index:95;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.search-panel.open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(680px,calc(100% - 32px));margin:0 auto;background:#FBF8FF;padding:18px;border:1px solid rgba(106,74,154,.25);box-shadow:0 16px 40px rgba(22,20,24,.15);border-radius:0 0 12px 12px}.search-head{display:flex;justify-content:space-between;align-items:center}.search-presets{display:flex;flex-wrap:wrap;gap:8px}.search-presets a{padding:8px 12px;border:1px solid rgba(106,74,154,.3);border-radius:20px;text-decoration:none;color:#161418}.mobile-bottom{display:none}.locked{overflow:hidden}@media(max-width:760px){.fan-nav{display:none}.site-main{padding-top:98px;padding-bottom:66px}.screen-panel{top:74px;width:88%;height:min(78vh,640px)}.fan-cut{padding-right:0}.fan-cut .media-slot{position:relative;right:auto;top:auto;width:100%;height:176px;margin-bottom:16px}.triple-narrow,.fold-pages,.two-cards,.scatter,.fan-pages,.method-grid,.footer-grid{grid-template-columns:1fr}.ring-layout{grid-template-columns:1fr}.app-wrap .media-slot{float:none;width:100%;height:300px;margin:0 0 14px}.app-icon{float:none;margin:0 0 14px}.search-panel{top:0;bottom:0;background:#161418}.search-card{margin:0;width:100%;height:100%;border-radius:0;background:#161418;color:#C4A04A;padding:84px 20px 20px}.search-card .close-btn,.search-card a{color:#F4F1F8}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(4,1fr);background:#FBF8FF;border-top:1px solid rgba(22,20,24,.12);z-index:55;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;text-decoration:none;color:#161418;font-size:13px}.hero{padding-top:24px}.section{padding:18px}.brand-actions{gap:4px}.mini-link,.screen-btn{padding:0 10px}}