:root{--paper:#fbf8f5;--white:#fff;--ink:#29252a;--muted:#777178;--line:#e8e0da;--accent:#a94045;--accent-dark:#783036;--accent-pale:#f4e6e2;--warm:#e8ad80;--serif:Georgia,'Noto Serif SC','Songti SC',serif;--sans:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC',sans-serif;--shadow:0 12px 34px rgba(67,43,38,.06)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.reading-progress{height:3px;position:fixed;z-index:50;inset:0 0 auto;background:transparent}.reading-progress span{display:block;width:0;height:100%;background:var(--accent);transition:width .12s linear}.site-header{height:70px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line)}.header-inner{height:100%;max-width:1100px;margin:auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:750;letter-spacing:.02em}.brand-mark{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--accent);color:#fff;font-size:10px;padding-left:2px}.main-nav{display:flex;align-items:center;gap:29px;font-size:12px;color:#625b61}.main-nav>a:not(.nav-action):hover,.site-footer nav a:hover{color:var(--accent)}.nav-action{padding:9px 14px;border-radius:3px;background:var(--accent);color:white;font-weight:650}.nav-action span{margin-left:8px}.menu-toggle{display:none}.page-shell{max-width:1060px;margin:0 auto;padding:28px 22px 0}.breadcrumb{display:flex;gap:11px;align-items:center;margin-bottom:28px;color:#9b9290;font-size:11px}.breadcrumb a:hover{color:var(--accent)}.content-layout{display:grid;grid-template-columns:minmax(0,700px) 270px;gap:58px;align-items:start}.article-header{padding:0 0 25px;border-bottom:1px solid var(--line)}.category-label{display:inline-block;padding:3px 9px;border-radius:2px;background:var(--accent-pale);color:var(--accent-dark);font-size:10px;font-weight:700;letter-spacing:.05em}.article-header h1{margin:14px 0 17px;font-family:var(--serif);font-size:clamp(30px,4vw,39px);line-height:1.45;letter-spacing:-.035em;font-weight:700}.article-meta{display:flex;align-items:center;gap:9px;color:#8b8383;font-size:11px}.author-avatar{width:27px;height:27px;display:grid;place-items:center;flex:0 0 auto;border-radius:50%;background:var(--accent-pale);color:var(--accent-dark);font-weight:700;font-size:11px}.meta-dot{color:#c6bbb5}.article-like{margin-left:auto;display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--line);border-radius:3px;background:var(--white);color:#756c6a;font:inherit;font-size:11px;cursor:pointer;transition:.18s}.article-like:hover,.article-like[aria-pressed=true]{color:var(--accent);border-color:#d9a9a3;background:#fff9f7}.article-like .heart{font-size:16px;line-height:1}.article-like[aria-pressed=true] .heart{color:var(--accent)}.article-content{padding-top:24px;color:#514c4e;font-size:14px;line-height:2.05}.article-content p{margin:0 0 16px}.article-content .lead{font-size:16px;color:#393437;line-height:2}.article-callout{display:flex;gap:12px;margin:24px 0 34px;padding:15px 17px;border-left:3px solid var(--accent);background:#f4eeea}.article-callout p{margin:0;font-size:12px;line-height:1.9}.callout-icon{flex:0 0 20px;width:20px;height:20px;margin-top:2px;display:grid;place-items:center;border-radius:50%;background:var(--accent);color:white;font:700 12px Georgia}.article-content section{margin:0 0 35px}.article-content h2{margin:0 0 13px;padding-top:3px;color:#302b2e;font-family:var(--serif);font-size:23px;line-height:1.55;letter-spacing:-.025em}.article-content h3{margin:20px 0 7px;color:#373136;font-size:15px;line-height:1.6}.table-wrap{margin:17px 0 14px;overflow-x:auto;border:1px solid var(--line);border-radius:3px;background:white}.article-content table{width:100%;border-collapse:collapse;text-align:left;font-size:12px;line-height:1.7}.article-content th{background:#f5efeb;color:#625b5a;font-weight:700}.article-content th,.article-content td{padding:11px 13px;border-bottom:1px solid var(--line)}.article-content tbody tr:last-child td{border-bottom:0}.article-content .small-note{color:#8c8280;font-size:11px}.step-list{list-style:none;margin:17px 0 20px;padding:0}.step-list li{display:flex;align-items:flex-start;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}.step-number{font:500 12px Georgia,serif;color:var(--accent);padding-top:2px}.step-list strong{font-size:13px;color:#332e31}.step-list p{margin:4px 0 0;color:#71696b;font-size:12px;line-height:1.8}.inline-cta{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:22px 0 26px;padding:16px 18px;background:#f4e9e4;border:1px solid #eddbd4;border-radius:3px}.inline-cta div{display:flex;flex-direction:column}.inline-cta small{color:#88716d;font-size:10px}.inline-cta strong{color:#3a3031;font-size:13px}.inline-cta>a,.bottom-cta>a{display:inline-flex;align-items:center;gap:16px;padding:10px 14px;background:var(--accent);color:white;border-radius:3px;font-size:12px;font-weight:650;white-space:nowrap}.inline-cta>a:hover,.bottom-cta>a:hover,.sidebar-button:hover,.nav-action:hover{background:var(--accent-dark)}.status-list{list-style:none;margin:15px 0;padding:0;border-top:1px solid var(--line)}.status-list li{display:grid;grid-template-columns:95px 1fr;gap:12px;padding:10px 3px;border-bottom:1px solid var(--line);font-size:12px}.status-list b{color:var(--accent-dark)}.status-list span{color:#71696b}.faq-item{padding:14px 0 11px;border-bottom:1px solid var(--line)}.faq-item h3{margin:0 0 6px;font-size:13px}.faq-item p{margin:0;color:#71696b;font-size:12px}.closing-copy{margin:26px 0!important;padding:17px 18px;background:#f5efeb;border-radius:3px;color:#615959;font-size:13px}.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin:23px 0 0}.article-tags a{padding:4px 9px;border-radius:2px;background:#f1e9e4;color:#856d68;font-size:10px}.article-tags a:hover{color:var(--accent);background:var(--accent-pale)}.article-end-like{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:25px 0 30px;padding:15px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:#776e6f;font-size:12px}.article-end-like .article-like{margin:0}.author-card{display:flex;gap:14px;padding:17px;margin:30px 0 40px;background:white;border:1px solid var(--line);border-radius:3px}.author-avatar-large{width:42px;height:42px;font-size:15px}.author-card strong{font-size:13px}.author-card p{margin:5px 0;color:#7f7778;font-size:11px;line-height:1.8}.author-card a{color:var(--accent);font-size:11px}.sidebar{position:sticky;top:24px}.sidebar-card{margin-bottom:15px;padding:18px;background:white;border:1px solid var(--line);border-radius:3px}.platform-card{background:#fcf4ef;border-color:#edddd5}.sidebar-eyebrow{font-size:9px;color:var(--accent);letter-spacing:.06em}.sidebar-card h2{margin:7px 0 4px;font-family:var(--serif);font-size:21px}.sidebar-card p{margin:0 0 13px;color:#776e6e;font-size:11px;line-height:1.8}.sidebar-button{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:3px;background:var(--accent);color:white;font-size:11px;font-weight:650}.platform-card>small{display:block;margin-top:10px;color:#9a8e8a;font-size:9px}.sidebar-card h3{margin:0 0 9px;font-size:13px}.toc-card>a{display:block;padding:6px 0;border-top:1px solid #f0eae6;color:#71696a;font-size:11px}.toc-card>a:hover{color:var(--accent)}.related-card>a{display:block;padding:10px 0;border-top:1px solid #f0eae6}.related-card>a span{display:block;margin-bottom:3px;color:var(--accent);font-size:9px}.related-card>a strong{display:block;color:#4c4548;font-size:11px;font-weight:600;line-height:1.7}.bottom-cta{display:flex;align-items:center;justify-content:space-between;gap:25px;margin:0 0 34px;padding:23px 27px;background:#30272b;color:white;border-radius:4px}.bottom-cta>div>span{color:#e5b09e;font-size:10px}.bottom-cta h2{margin:5px 0;font-family:var(--serif);font-size:22px;line-height:1.5}.bottom-cta p{margin:0;color:#d1c6c6;font-size:11px}.bottom-cta>a{background:#d88870;color:#2b2022}.bottom-cta>a:hover{background:#e09a83}.site-footer{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;padding:18px 0 26px;border-top:1px solid var(--line)}.site-footer .brand{font-size:12px}.site-footer .brand-mark{width:23px;height:23px;font-size:8px}.site-footer p{margin:0;color:#928988;font-size:9px}.site-footer nav{display:flex;gap:14px;color:#7c7473;font-size:9px}.site-footer>small{grid-column:1/-1;color:#a39b98;font-size:9px}.floating-cta{position:fixed;z-index:15;right:22px;bottom:22px;display:flex;align-items:center;gap:14px;padding:11px 15px;border-radius:3px;background:var(--accent);box-shadow:0 5px 18px rgba(83,40,40,.2);color:white;font-size:11px;font-weight:650}.floating-cta:hover{background:var(--accent-dark)}.toast{position:fixed;z-index:40;left:50%;bottom:75px;transform:translate(-50%,8px);padding:8px 14px;border-radius:3px;background:#30272b;color:white;font-size:11px;opacity:0;pointer-events:none;transition:.2s}.toast.is-visible{opacity:1;transform:translate(-50%,0)}
@media(max-width:850px){.content-layout{grid-template-columns:minmax(0,1fr) 235px;gap:28px}.header-inner{padding-inline:20px}.main-nav{gap:18px}.page-shell{padding-inline:20px}}
@media(max-width:680px){.site-header{height:62px}.header-inner{padding-inline:17px}.menu-toggle{display:flex;width:38px;height:38px;flex-direction:column;justify-content:center;align-items:center;gap:5px;border:1px solid var(--line);border-radius:3px;background:white}.menu-toggle span{width:15px;height:1px;background:var(--ink)}.main-nav{display:none;position:absolute;z-index:20;top:61px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:8px 17px 15px;background:white;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.main-nav.is-open{display:flex}.main-nav>a{padding:10px 5px}.main-nav .nav-action{margin-top:6px;padding:9px 12px}.page-shell{padding:20px 16px 0}.breadcrumb{margin-bottom:20px}.content-layout{display:block}.article-header{padding-bottom:18px}.article-header h1{font-size:29px;line-height:1.45}.article-meta{flex-wrap:wrap;gap:7px;font-size:10px}.article-meta .article-like{margin-left:auto}.article-content{padding-top:20px;font-size:13px}.article-content .lead{font-size:15px}.article-content h2{font-size:21px}.sidebar{position:static;display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:30px 0}.sidebar-card{margin:0;padding:14px}.platform-card{grid-column:1/-1}.related-card{grid-column:1/-1}.bottom-cta{padding:19px;align-items:flex-start;flex-direction:column}.bottom-cta h2{font-size:20px}.site-footer{grid-template-columns:1fr auto}.site-footer p{grid-column:1/-1;grid-row:2}.site-footer nav{grid-column:1/-1;grid-row:3;flex-wrap:wrap}.site-footer>small{grid-row:4}.floating-cta{right:12px;bottom:12px;padding:10px 12px}.article-content th,.article-content td{padding:9px 10px}.status-list li{grid-template-columns:82px 1fr}}
@media(max-width:390px){.article-header h1{font-size:26px}.article-meta{max-width:100%}.article-meta .article-like{margin-left:0}.inline-cta{align-items:flex-start;flex-direction:column}.sidebar{display:block}.sidebar-card{margin-bottom:12px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}
.content-list{margin:12px 0 18px;padding-left:22px}.content-list li{padding:4px 0}.content-list strong{color:#41383b}.bullet-list{list-style:disc}.compact-callout{margin:16px 0 4px;padding-block:11px}.checklist-static{list-style:none;margin:15px 0;padding:0;border-top:1px solid var(--line)}.checklist-static li{position:relative;padding:9px 8px 9px 28px;border-bottom:1px solid var(--line);font-size:12px}.checklist-static li::before{content:'✓';position:absolute;left:5px;top:8px;color:var(--accent);font-weight:700}.related-bottom{margin:0 0 40px}.related-bottom h2{margin:0 0 12px;font-family:var(--serif);font-size:21px}.related-bottom-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.related-bottom-grid a{display:flex;flex-direction:column;gap:5px;padding:13px;background:white;border:1px solid var(--line);border-radius:3px}.related-bottom-grid span{color:var(--accent);font-size:9px}.related-bottom-grid strong{font-size:11px;line-height:1.65}.related-bottom-grid small{color:#877e7d;font-size:10px;line-height:1.6}.related-bottom-grid a:hover{border-color:#d9aaa4}
@media(max-width:680px){.related-bottom-grid{grid-template-columns:1fr}}


/* Prominent, consistently sized platform entry points */
.nav-action{padding:13px 19px;border-radius:7px;font-size:14px;font-weight:750;box-shadow:0 4px 12px rgba(83,40,40,.15)}
.nav-action span{margin-left:9px;font-size:15px}
.sidebar-button{min-height:58px;padding:15px 17px;border-radius:7px;font-size:16px;font-weight:750;box-shadow:0 5px 14px rgba(83,40,40,.17)}
.inline-cta>a,.bottom-cta>a{min-height:54px;padding:14px 19px;border-radius:7px;font-size:15px;font-weight:750;box-shadow:0 4px 12px rgba(83,40,40,.16)}
.site-footer nav a[href*="06re.lnfni.cn"]{display:inline-flex;align-items:center;padding:10px 14px;border-radius:6px;background:var(--accent);color:#fff;font-size:13px;font-weight:700}
.site-footer nav a[href*="06re.lnfni.cn"]:hover{background:var(--accent-dark);color:#fff}
.floating-cta{position:fixed;z-index:35;top:50%;left:50%;right:auto;bottom:auto;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:space-between;gap:20px;width:min(420px,calc(100vw - 32px));min-height:104px;padding:20px 24px;border:1px solid rgba(255,255,255,.35);border-radius:16px;background:linear-gradient(135deg,var(--accent-dark),var(--accent));box-shadow:0 18px 55px rgba(55,24,30,.34),0 0 0 8px rgba(255,255,255,.34);color:#fff;text-align:left;transition:box-shadow .2s,background .2s,transform .2s}
.floating-cta:hover{transform:translate(-50%,-50%) scale(1.035);background:linear-gradient(135deg,var(--accent-dark),var(--accent));box-shadow:0 22px 62px rgba(55,24,30,.4),0 0 0 10px rgba(255,255,255,.4)}
.floating-cta-copy{display:flex;flex-direction:column;gap:3px}
.floating-cta-copy small{color:rgba(255,255,255,.82);font-size:12px;font-weight:600;letter-spacing:.08em}
.floating-cta-copy strong{font-size:22px;font-weight:800;line-height:1.35;letter-spacing:.02em}
.floating-cta-arrow{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:50%;background:#fff;color:var(--accent-dark);font-size:24px;font-weight:800}
.floating-cta:focus-visible,.nav-action:focus-visible,.sidebar-button:focus-visible,.bottom-cta>a:focus-visible,.site-footer nav a[href*="06re.lnfni.cn"]:focus-visible{outline:3px solid #f2c94c;outline-offset:4px}
@media(max-width:680px){.main-nav .nav-action{min-height:54px;padding:14px 16px;font-size:16px}.sidebar-button{min-height:60px;font-size:17px}.inline-cta>a,.bottom-cta>a{min-height:56px;padding:15px 18px;font-size:16px}.floating-cta{width:min(390px,calc(100vw - 28px));min-height:88px;padding:17px 19px;border-radius:14px}.floating-cta-copy small{font-size:11px}.floating-cta-copy strong{font-size:19px}.floating-cta-arrow{flex-basis:38px;width:38px;height:38px;font-size:21px}}

/* Visible but tasteful rainbow border glow for the centered floating CTA */
@property --cta-border-angle{
  syntax:"<angle>";
  inherits:false;
  initial-value:0deg;
}
.floating-cta{
  --cta-border-angle:0deg;
  isolation:isolate;
  border:3px solid transparent;
  background:linear-gradient(135deg,var(--accent-dark),var(--accent)) padding-box;
  box-shadow:0 18px 55px rgba(55,24,30,.34),0 0 0 3px rgba(190,150,255,.16),0 0 20px rgba(122,206,255,.22);
}
.floating-cta::before{
  content:"";
  position:absolute;
  z-index:0;
  inset:-3px;
  padding:3px;
  border-radius:inherit;
  background:conic-gradient(from var(--cta-border-angle),#8cecff,#b8a0ff,#ffe5a0,#ff9cbd,#8cecff);
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  filter:drop-shadow(0 0 5px rgba(166,210,255,.55));
  pointer-events:none;
  animation:cta-border-shimmer 7s linear infinite;
}
.floating-cta > *{position:relative;z-index:1}
.floating-cta:hover{
  background:linear-gradient(135deg,var(--accent-dark),var(--accent)) padding-box;
  box-shadow:0 22px 62px rgba(55,24,30,.4),0 0 0 4px rgba(190,150,255,.2),0 0 26px rgba(122,206,255,.3);
}
@keyframes cta-border-shimmer{to{--cta-border-angle:360deg}}
@media(prefers-reduced-motion:reduce){.floating-cta::before{animation:none}}


/* Mobile browsers (including embedded WebViews): keep the primary CTA centered in the viewport. */
@media(max-width:680px){
  .floating-cta{
    position:fixed!important;
    top:50%!important;
    left:50%!important;
    right:auto!important;
    bottom:auto!important;
    transform:translate3d(-50%,-50%,0)!important;
    display:flex!important;
    width:min(390px,calc(100vw - 28px))!important;
    max-height:calc(100vh - 32px);
    z-index:999!important;
  }
  .floating-cta:hover{transform:translate3d(-50%,-50%,0)!important}
}