:root{
  color-scheme:light;
  --bg:#ffffff;
  --surface:#ffffff;
  --surface-soft:#f0f4fb;
  --ink:#16233d;
  --ink-soft:#35435c;
  --muted:#65738a;
  --line:#e0e7f1;
  --line-strong:#cbd6e7;
  --accent:#106afe;
  --accent-dark:#0c56d6;
  --accent-soft:#eaf2ff;
  --accent-line:#c4d8ff;
  --accent-hover:#13b0ff;
  --accent-gradient:linear-gradient(112deg,#106afe 0%,#13b0ff 100%);
  --accent-gradient-bright:linear-gradient(112deg,#106afe 0%,#13b0ff 100%);
  --dark:#142645;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --ease:cubic-bezier(.2,.65,.2,1);
  font-family:"Manrope Variable","PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
  font-synthesis:none;
  text-rendering:optimizeLegibility;
  font-feature-settings:"kern" 1,"liga" 1;
}

*{box-sizing:border-box}
html{min-width:320px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;overflow-x:hidden;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit}
a{color:inherit;text-decoration:none}
h1,h2,h3,p,figure,dl,dd{margin:0}
h1,h2,h3{font-weight:700;hyphens:none;page-break-after:avoid;text-wrap:balance}
p{max-width:65ch}
section[id]{scroll-margin-top:78px}
::selection{background:#dce6ff;color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:4px}

.skip-link{position:fixed;z-index:100;top:8px;left:8px;padding:10px 14px;border-radius:8px;background:var(--ink);color:#fff;transform:translateY(-160%)}
.skip-link:focus{transform:none}
.section-shell{width:min(1240px,calc(100% - 56px));margin:0 auto}
.section-label,.card-kicker{color:var(--accent);font-size:12px;font-weight:700;line-height:1.35;letter-spacing:.1em}

/* Navigation */
.site-header{position:sticky;z-index:40;top:0;background:linear-gradient(to bottom,#fff 0%,rgba(255,255,255,.94) 54%,rgba(255,255,255,0) 100%)}
.nav-inner{display:grid;width:min(1360px,calc(100% - 48px));min-height:76px;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;margin:0 auto}
.header-brand{display:inline-flex;width:max-content;align-items:center;gap:10px;color:var(--ink);font-size:14px;font-weight:700;letter-spacing:-.01em}
.header-brand span{background-image:var(--accent-gradient-bright);background-clip:text;-webkit-background-clip:text}
@supports (-webkit-background-clip:text){.header-brand span{color:transparent}}
.desktop-nav{display:flex;align-items:center;gap:clamp(24px,3vw,46px)}
.desktop-nav a,.login-link{color:#4f5768;font-size:14px;font-weight:500;white-space:nowrap;transition:color 160ms ease}
.desktop-nav a:hover,.login-link:hover{color:var(--accent)}
.header-actions{display:flex;align-items:center;justify-self:end;gap:14px}
.login-link{display:grid;min-height:38px;place-items:center;padding:0 8px}
.menu-button{display:none;width:44px;height:44px;place-items:center;padding:0;border:0;background:transparent}
.menu-button span{display:block;width:22px;height:1.5px;margin:5px auto;background:var(--ink);transition:transform 180ms ease}
.menu-button[aria-expanded=true] span:first-child{transform:translateY(3.25px) rotate(45deg)}
.menu-button[aria-expanded=true] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}
.mobile-nav{position:fixed;z-index:39;inset:57px 0 0;padding:24px;background:#fff}
.mobile-nav[hidden]{display:none}
.mobile-nav a{display:block;padding:17px 0;color:var(--ink);font-size:17px;font-weight:650}

/* Buttons */
.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:0 23px;border:1px solid transparent;border-radius:10px;font-size:14px;font-weight:650;line-height:1;white-space:nowrap;transition:background 160ms ease,border-color 160ms ease,color 160ms ease,transform 160ms ease,box-shadow 160ms ease}
.button:hover{transform:translateY(-1px)}
.button:active{transform:translateY(0)}
.button-small{min-height:38px;padding:0 17px;border-radius:8px}
.button-primary{background:var(--ink);color:#fff;box-shadow:0 8px 22px rgba(21,25,36,.12)}
.button-primary:hover{background:var(--accent-gradient)}
.button-secondary{border-color:var(--line-strong);background:#fff;color:var(--ink)}
.button-secondary:hover{border-color:var(--accent-hover);color:var(--accent)}
.button-light{background:#fff;color:var(--ink)}
.button-light:hover{background:var(--accent-gradient);color:#fff}

/* Hero */
.hero{padding:88px 24px 106px;background:#fff;text-align:center}
.hero-copy{max-width:1000px;margin:0 auto}
.hero-label{display:inline-flex;min-height:32px;align-items:center;padding:0 14px;border:1px solid transparent;border-radius:999px;background:linear-gradient(#fff,#fff) padding-box,var(--accent-gradient-bright) border-box;color:var(--accent);font-size:12px;font-weight:650;letter-spacing:.02em}
.hero h1{margin-top:32px;font-size:clamp(44px,5.1vw,70px);font-weight:760;line-height:1.17;letter-spacing:-.05em}
.hero h1 .title-accent{background:var(--accent-gradient);background-clip:text;-webkit-background-clip:text;color:transparent}
.hero-summary{max-width:700px;margin:26px auto 0;color:var(--muted);font-size:clamp(16px,1.25vw,18px);line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:31px}
.product-preview{width:min(1150px,100%);overflow:hidden;margin:62px auto 0;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 24px 66px rgba(21,25,36,.09);text-align:left}
.product-preview img{display:block;width:100%;height:auto;aspect-ratio:auto;object-fit:contain;object-position:center top;background:#fff}
.product-preview figcaption{padding:10px 16px;color:#8a91a0;font-size:10px;text-align:center}

/* Overview cards */
.platform-components{padding:0 0 72px}
.component-intro{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);align-items:end;gap:36px;margin-bottom:38px}
.component-intro .section-label{grid-column:1/-1;margin-bottom:-20px}
.component-intro h2,.section-heading h2,.publishing h2,.final-cta h2{font-size:clamp(34px,3.7vw,54px);font-weight:720;line-height:1.22;letter-spacing:-.042em}
.component-intro>p:last-child{justify-self:end;max-width:430px;color:var(--muted);font-size:15px;line-height:1.7}
.component-grid{display:grid;grid-template-columns:1.48fr 1fr 1fr;gap:16px}
.component-card{display:flex;min-width:0;min-height:270px;flex-direction:column;justify-content:flex-start;padding:26px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:border-color 180ms ease,box-shadow 180ms ease,transform 180ms ease}
.component-card:hover{border-color:var(--accent-hover);box-shadow:0 16px 38px rgba(21,25,36,.055);transform:translateY(-2px)}
.component-card h3{max-width:22ch;margin-top:10px;font-size:21px;font-weight:700;line-height:1.32;letter-spacing:-.018em}
.component-card p:not(.card-kicker){max-width:42ch;margin-top:9px;color:var(--muted);font-size:13px;line-height:1.62}
.component-card>.platform-logo-list,.component-card>.record-visual,.component-card>.daily-visual{margin-top:24px}
.platform-logo-list{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
.platform-logo{display:flex;min-width:0;flex-direction:column;align-items:center;gap:8px;color:#596174;font-size:10px;font-weight:550;line-height:1;white-space:nowrap}
.platform-logo img{display:block;width:28px;height:28px;flex:0 0 28px;object-fit:contain}
.platform-logo i{font-style:normal}
.record-visual,.daily-visual{min-width:0;width:100%;padding:16px;color:var(--ink)}
.record-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.record-platform{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:650}
.record-platform img{flex:none;object-fit:contain}
.record-status,.daily-badge{color:var(--accent-dark);font-size:10px;font-weight:600;white-space:nowrap}
.record-status{display:flex;align-items:center;gap:5px}
.record-status::before{width:5px;height:5px;border-radius:50%;background:currentColor;content:""}
.record-fields{display:grid;gap:8px;margin:0}
.record-fields>div{display:grid;grid-template-columns:48px minmax(0,1fr);gap:10px;font-size:11px;line-height:1.5}
.record-fields dt{color:var(--muted)}
.record-fields dd{margin:0;color:var(--ink-soft)}
.daily-summary{display:flex;align-items:center;gap:11px}
.daily-document{display:grid;width:40px;height:46px;flex:none;place-items:center;border:1px solid var(--accent-line);border-radius:9px;background:var(--accent-soft);color:var(--accent-dark)}
.daily-frequency{display:grid;gap:5px;min-width:0}
.daily-frequency>strong{display:flex;align-items:baseline;gap:7px;color:var(--ink);font-size:32px;font-weight:700;line-height:1;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.daily-frequency>strong>span{color:var(--ink-soft);font-size:11px;font-weight:500;letter-spacing:0}
.daily-frequency>span{color:var(--muted);font-size:10px;line-height:1.5}
.daily-badge{margin-left:auto}
.daily-channels{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px;padding-top:12px;border-top:1px solid var(--public-glass-line,var(--line))}
.daily-channels>span{display:flex;align-items:center;justify-content:center;gap:2px;color:var(--ink-soft);font-size:12px;font-weight:650;line-height:1.5}
.daily-channels>span+span{border-left:1px solid var(--public-glass-line,var(--line))}
.daily-plus{color:var(--accent-dark);font-size:15px;line-height:1}

/* Capabilities */
.capabilities{padding:72px 0}
.section-heading{display:grid;gap:16px;max-width:720px;margin:0 auto 50px;text-align:center}
.section-heading>p:last-child{max-width:650px;margin:0 auto;color:var(--muted);font-size:15px;line-height:1.72}
.capabilities .section-heading{margin-left:0;text-align:left}
.capabilities .section-heading>p:last-child{margin-left:0}
.capabilities-detail{display:flex;align-items:center;justify-content:center;gap:14px;max-width:none;margin:34px 0 0;color:var(--ink-soft);font-size:16px;line-height:1.5}
.capabilities-detail a{color:var(--ink);font-weight:650;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
.capabilities-detail a:hover{color:var(--accent);text-decoration-color:currentColor}
.feature-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px}
.feature-card{position:relative;display:flex;min-height:240px;grid-column:span 4;flex-direction:column;align-items:flex-start;overflow:hidden;padding:26px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:border-color 180ms ease,box-shadow 180ms ease,transform 180ms ease}
.feature-card:hover{border-color:var(--accent-hover);box-shadow:0 16px 40px rgba(21,25,36,.05);transform:translateY(-2px)}
.feature-card h3{margin-top:28px;padding-top:0;font-size:21px;font-weight:700;line-height:1.3;letter-spacing:-.02em}
.feature-card p{max-width:48ch;margin-top:10px;color:var(--muted);font-size:13px;line-height:1.62}
.feature-card-primary{min-height:340px;grid-column:1/-1;flex-direction:row;align-items:center;gap:38px;padding:20px 40px;border:0}
.feature-card-primary:hover{border-color:transparent;box-shadow:none}
.feature-card-copy{position:relative;z-index:1;flex:0 0 50%;padding-left:3px}
.feature-card-primary h3{margin-top:0;padding-top:34px;font-size:27px}
.feature-card-primary p{max-width:42ch;font-size:15px}
.feature-card-primary .platform-logo-list-heading{display:grid;width:100%;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px}
.feature-card-primary .platform-logo{min-height:68px;justify-content:center;border:0;border-radius:10px;background:#fff}
.feature-card-primary .platform-logo img{width:50px;height:50px;flex-basis:50px}
.feature-illustration-wrap{position:relative;display:grid;width:min(40%,460px);flex:0 0 auto;place-items:center;margin-left:auto}
.feature-illustration{position:relative;z-index:1;display:block;width:100%;height:auto;filter:drop-shadow(0 20px 22px rgba(21,25,36,.08))}
.feature-index{position:absolute;right:25px;bottom:25px;color:#c3c7cf;font-size:11px;font-weight:650;letter-spacing:.08em}
.platform-logo-list-heading{display:flex;gap:12px}
.platform-logo-list-heading .platform-logo i{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.platform-logo-list-heading .platform-logo img{width:50px;height:50px;flex-basis:50px}
.feature-mark{display:flex;width:58px;height:58px;align-items:center;justify-content:center;border:1px solid var(--accent-line);border-radius:13px;background:#fff;color:var(--accent)}
.feature-mark.bars{align-items:flex-end;gap:5px;padding-bottom:13px}
.feature-mark.bars i{width:6px;height:14px;border-radius:2px 2px 0 0;background:var(--accent-gradient-bright)}
.feature-mark.bars i:nth-child(2){height:24px;opacity:.68}
.feature-mark.bars i:nth-child(3){height:34px;opacity:.36}
.feature-mark.compare{gap:6px}
.feature-mark.compare i{width:11px;height:30px;border-radius:5px;background:var(--accent-gradient-bright);transform:rotate(22deg)}
.feature-mark.compare i:last-child{height:23px;opacity:.42;transform:rotate(-22deg)}
.feature-mark.source{flex-direction:column;gap:5px;padding:0 15px}
.feature-mark.source i{width:100%;height:4px;border-radius:999px;background:var(--accent-gradient-bright)}
.feature-mark.source i:nth-child(2){width:72%;opacity:.62}
.feature-mark.source i:nth-child(3){width:45%;opacity:.34}

/* Publishing */
.publishing{background:#fff}
.publishing-inner{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(440px,.98fr);align-items:center;gap:clamp(56px,8vw,112px);padding:72px 0}
.publishing h2{margin-top:19px}
.publishing h2 .title-accent{color:var(--accent);white-space:nowrap}
.publishing-copy>p:nth-of-type(2){max-width:650px;margin-top:25px;color:var(--muted);font-size:15px;line-height:1.82}
.publishing-copy>p a,.faq-list details p a{color:inherit;font-weight:inherit;text-decoration:underline;text-decoration-color:currentColor;text-decoration-thickness:1px;text-underline-offset:3px}
.authority-claim{color:var(--accent);font-weight:750}
.publishing-points{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}
.publishing-points span{padding:8px 11px;border:1px solid var(--line);border-radius:7px;color:var(--ink-soft);font-size:11px;font-weight:650}
.publishing-visual{position:relative;display:grid;min-height:480px;place-items:center}
.publishing-visual::before{display:none}
.publishing-illustration{position:relative;z-index:1;display:block;width:108%;max-width:none;height:auto;filter:drop-shadow(0 24px 28px rgba(21,25,36,.09))}
.publish-counter{position:absolute;z-index:3;right:0;bottom:24px;display:flex;width:132px;height:132px;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.5);border-radius:50%;background:var(--accent-gradient);box-shadow:0 16px 34px rgba(16,106,254,.2);color:#fff}
.publish-counter strong{font-size:54px;font-weight:730;line-height:.9;letter-spacing:-.05em}
.publish-counter span{margin-top:9px;font-size:12px;font-weight:650}

/* Method */
.method{padding:72px 0}
.section-heading-left{max-width:720px;margin-left:0;text-align:left}
.section-heading-left>p:last-child{margin-left:0}
.method-layout{display:grid;grid-template-columns:minmax(420px,.9fr) minmax(0,1.1fr);align-items:center;gap:clamp(48px,7vw,96px)}
.method-visual{position:relative;display:grid;min-height:500px;place-items:center}
.method-visual::before{display:none}
.method-visual img{position:relative;z-index:1;display:block;width:108%;height:auto;filter:drop-shadow(0 24px 28px rgba(21,25,36,.08))}
.workflow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:0;padding:0;list-style:none}
.workflow li{display:grid;min-height:174px;align-content:start;gap:23px;padding:23px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;transition:border-color 180ms ease,transform 180ms ease}
.workflow li:hover{border-color:var(--accent-hover);transform:translateY(-2px)}
.workflow>li>span{color:var(--accent);font-size:13px;font-weight:720;letter-spacing:.08em;font-variant-numeric:tabular-nums lining-nums}
.workflow h3{font-size:18px;font-weight:700;line-height:1.35;letter-spacing:-.015em}
.workflow p{margin-top:11px;color:var(--muted);font-size:13px;line-height:1.68}

/* FAQ */
.faq{background:#fff}
.faq-inner{display:grid;grid-template-columns:minmax(300px,.72fr) minmax(0,1.28fr);align-items:start;gap:clamp(56px,9vw,126px);padding:72px 0 84px}
.faq-inner .section-heading{margin-bottom:0}
.faq-list{display:grid;gap:11px}
.faq-list details{border:1px solid var(--line);border-radius:12px;background:#fff;transition:border-color 160ms ease}
.faq-list details[open]{border-color:var(--accent-hover)}
.faq-list summary{position:relative;padding:22px 56px 22px 23px;font-size:15px;font-weight:650;line-height:1.5;list-style:none;cursor:pointer}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{position:absolute;top:20px;right:23px;color:var(--accent);content:"+";font-size:20px;font-weight:400}
.faq-list details[open] summary::after{content:"−"}
.faq-list details p{max-width:none;padding:0 23px 23px;color:var(--muted);font-size:13px;line-height:1.78}

/* Closing */
.final-cta{padding:0 0 18px;background:#fff}
.final-inner{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(320px,.88fr);align-items:center;gap:70px;padding:68px 72px;border-radius:var(--radius-lg);background:var(--dark);color:#fff}
.final-cta h2{color:#fff;font-size:clamp(34px,3.5vw,50px)}
.final-cta h2 .title-accent{white-space:nowrap}
.final-links{display:grid;width:100%;max-width:340px;justify-self:end;gap:2px}
.final-links a{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:11px 2px;border-bottom:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.8);font-size:14px;font-weight:620;transition:color 160ms ease,border-color 160ms ease}
.final-links a:last-child{border-bottom:0}
.final-links a svg{width:14px;height:14px;flex:none;color:rgba(255,255,255,.4);transition:color 160ms ease,transform 160ms ease}
.final-links a svg path{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.final-links a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.4)}
.final-links a:hover svg{color:#aabfff;transform:translate(2px,-2px)}
.final-links a:focus-visible{outline-color:#fff}
.site-footer{padding:18px 0 24px;background:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;padding:28px 34px;border-radius:18px;background:var(--dark);color:#fff}
.footer-brand{display:flex;align-items:center;gap:13px}
.footer-brand>a{display:block;flex:0 0 auto}
.footer-brand img{display:block;width:42px;height:42px;border-radius:10px}
.footer-brand strong{font-size:15px;font-weight:700;letter-spacing:-.01em}
.footer-brand p{margin-top:4px;color:rgba(255,255,255,.55);font-size:11px}
.footer-inner small{color:rgba(255,255,255,.5);font-size:11px}
.footer-meta{display:grid;flex:0 0 auto;justify-items:end;gap:7px;text-align:right}
.footer-beian{color:rgba(255,255,255,.54);font-size:11px;white-space:nowrap;text-decoration:underline;text-decoration-color:rgba(255,255,255,.26);text-decoration-thickness:1px;text-underline-offset:3px;transition:color 160ms ease,text-decoration-color 160ms ease}
.footer-beian:hover{color:#fff;text-decoration-color:rgba(255,255,255,.72)}
.footer-beian:focus-visible{outline-color:#fff}
.footer-terms{color:rgba(255,255,255,.54);font-size:11px;white-space:nowrap;transition:color 160ms ease}
.footer-terms:hover{color:#fff}
.footer-terms:focus-visible{outline-color:#fff}

/* Motion */
.reveal{opacity:0;transform:translateY(15px);transition:opacity 560ms var(--ease),transform 560ms var(--ease)}
.reveal[data-delay="1"]{transition-delay:70ms}
.reveal[data-delay="2"]{transition-delay:140ms}
.reveal[data-delay="3"]{transition-delay:210ms}
.reveal.is-visible{opacity:1;transform:none}
.scroll-title-word{display:inline-block;white-space:nowrap}
.title-motion-prepared .scroll-title-char{display:inline-block;opacity:.08;filter:blur(9px);transform:translateY(.48em);transform-origin:50% 100%;will-change:opacity,filter,transform}
.title-motion-prepared .scroll-title .title-accent{background:none;color:inherit;-webkit-text-fill-color:inherit}
.title-motion-prepared .scroll-title-char-gradient{background:var(--accent-gradient);background-clip:text;-webkit-background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.title-motion-ready .scroll-title-char{transition:opacity 640ms var(--ease),filter 760ms var(--ease),transform 720ms var(--ease);transition-delay:calc(var(--char-index) * 36ms)}
.title-motion-prepared .scroll-title.is-visible .scroll-title-char{opacity:1;filter:blur(0);transform:translateY(0)}

@media(max-width:1120px){
  .component-grid{grid-template-columns:1.35fr 1fr}
  .component-card-publish{grid-column:1/-1;min-height:0;flex-direction:row;align-items:center;gap:32px}
  .component-card-publish>div:first-child{flex:1;min-width:0}
  .component-card-publish .daily-visual{flex:0 0 44%;max-width:360px;margin-top:0}
  .publishing-inner{gap:48px}
}

@media(max-width:920px){
  .nav-inner{grid-template-columns:1fr auto}.desktop-nav{display:none}
  .component-intro{grid-template-columns:1fr}
  .component-intro .section-label{grid-column:auto;margin-bottom:-18px}
  .component-intro>p:last-child{justify-self:start}
  .feature-card:nth-child(n){grid-column:span 4}
  .feature-card-primary{grid-column:1/-1!important}
  .publishing-inner{grid-template-columns:1fr;gap:42px}
  .publishing-copy{max-width:760px}
  .publishing-visual{width:min(560px,100%);margin:0 auto}
  .method-layout{grid-template-columns:1fr;gap:34px}
  .method-visual{width:min(590px,100%);min-height:440px;margin:0 auto}
  .workflow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq-inner{grid-template-columns:1fr;gap:40px}
  .final-inner{grid-template-columns:1fr;align-items:start;gap:32px}
  .final-links{justify-self:start}
}

@media(max-width:680px){
  .section-shell,.nav-inner{width:calc(100% - 40px)}
  .nav-inner{min-height:64px}
  .header-brand span{font-size:13px}
  .header-actions{display:none}
  .menu-button{display:block;justify-self:end}
  .hero{padding:72px 20px 72px}
  .hero-label{font-size:11px}
  .hero h1{margin-top:27px;font-size:clamp(36px,9.4vw,52px);line-height:1.2;letter-spacing:-.055em}
  .hero-summary{margin-top:22px;font-size:15px;line-height:1.7}
  .hero-actions{display:grid;grid-template-columns:1fr;margin-top:26px}
  .product-preview{margin-top:48px;border-radius:13px;box-shadow:0 20px 46px rgba(21,25,36,.1)}
  .product-preview img{width:100%;max-width:100%;aspect-ratio:auto;object-fit:contain;object-position:center top}
  .product-preview figcaption{padding:9px 12px}
  .platform-components{padding-bottom:60px}
  .component-intro{gap:28px;margin-bottom:28px}
  .component-intro .section-label{margin-bottom:-12px}
  .component-intro h2,.section-heading h2,.publishing h2,.final-cta h2{font-size:clamp(31px,8.5vw,43px);line-height:1.28}
  .component-intro>p:last-child{font-size:14px}
  .component-grid{grid-template-columns:1fr}
  .component-card,.component-card-publish{grid-column:auto;min-height:0;padding:23px}
  .component-card-publish{flex-direction:column;align-items:stretch;gap:0}
  .component-card-publish .daily-visual{flex:auto;max-width:none;margin-top:24px}
  .component-card h3{font-size:20px}
  .platform-logo-list{gap:4px}
  .platform-logo{gap:7px;font-size:9px}
  .platform-logo img{width:25px;height:25px;flex-basis:25px}
  .capabilities{padding:60px 0}
  .section-heading{margin-bottom:34px;text-align:left}
  .section-heading>p:last-child{margin-left:0;font-size:14px}
  .feature-grid{grid-template-columns:1fr}
  .feature-card:nth-child(n){min-height:225px;grid-column:auto;padding:24px}
  .feature-card.feature-card-primary{min-height:0;flex-direction:column;align-items:flex-start;padding:24px}
  .feature-card-copy{flex:0 0 auto;width:100%;padding-left:0}
  .feature-card-primary h3{padding-top:36px}
  .feature-illustration-wrap{width:100%;max-width:430px;margin:auto auto -18px}
  .feature-card h3{font-size:20px}
  .platform-logo-list-heading{gap:8px}
  .feature-card-primary .platform-logo-list-heading{gap:clamp(0px,calc(5.7vw - 18px),4px)}
  .platform-logo-list-heading .platform-logo img{width:25px;height:25px;flex-basis:25px}
  .feature-card-primary .platform-logo img{width:50px;height:50px;flex-basis:50px}
  .publishing-inner{padding:60px 0}
  .publishing-copy>p:nth-of-type(2){font-size:14px;line-height:1.78}
  .publishing-visual{min-height:360px}
  .publishing-illustration{width:108%}
  .publish-counter{right:0;bottom:2px;width:106px;height:106px}
  .publish-counter strong{font-size:44px}
  .method{padding:60px 0}
  .method-layout{gap:20px}
  .method-visual{min-height:340px}
  .method-visual img{width:108%}
  .workflow{grid-template-columns:1fr}
  .workflow li{min-height:0;padding:23px}
  .faq-inner{gap:28px;padding:60px 0 72px}
  .faq-list summary{padding:19px 50px 19px 20px;font-size:14px}
  .faq-list summary::after{top:17px;right:20px}
  .faq-list details p{padding:0 20px 20px}
  .final-cta{padding-top:0}
  .final-inner{width:calc(100% - 24px);gap:28px;padding:44px 28px;border-radius:20px}
  .final-links a{padding:13px 2px}
  .site-footer{padding:12px 0 16px}
  .footer-inner{width:calc(100% - 24px);align-items:center;gap:18px;padding:26px 24px;border-radius:16px}
  .footer-brand{min-width:0}
  .footer-brand p{max-width:190px;line-height:1.5}
}

/* 手机端页脚：标志与标语在左，版权／协议／备案信息靠右，保持一行不换行。 */
@media(max-width:430px){
  .footer-inner{gap:14px;padding:20px 18px;border-radius:16px}
  .footer-brand{gap:6px}
  .footer-logo img{width:128px}
  .footer-brand p{max-width:140px;font-size:10px}
  .footer-meta{gap:5px;justify-items:end;text-align:right}
  .footer-inner small,.footer-terms,.footer-beian{font-size:10px}
}

@media(max-width:360px){
  .hero h1{font-size:34px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal,.title-motion-prepared .scroll-title-char{opacity:1;filter:none;transform:none}
}

/* Platform landing refresh */
.site-header{margin-bottom:-57px;border-bottom:1px solid transparent;background:transparent;backdrop-filter:none;transition:background-color 180ms ease,border-color 180ms ease,backdrop-filter 180ms ease}
.site-header.is-scrolled{border-bottom-color:rgba(219,228,242,.86);background:rgba(255,255,255,.94);backdrop-filter:blur(16px)}
.nav-inner{min-height:56px}
.header-brand{font-size:19px;font-weight:800;letter-spacing:-.045em}
.header-brand span{background-image:none;color:var(--dark)!important}
.header-brand::before{display:block;width:9px;height:25px;border-radius:3px;background:var(--accent);content:"";transform:skew(-16deg)}
.desktop-nav{gap:clamp(20px,2.3vw,34px)}
.desktop-nav a,.login-link{color:#526078;font-size:13px;font-weight:620}
.button{border-radius:9px;font-weight:700}
.button-primary{background:var(--accent-gradient);box-shadow:0 8px 20px rgba(16,106,254,.2)}
.button-primary:hover{background:var(--accent-gradient)}
.header-actions .button-primary{background:#000;box-shadow:0 8px 20px rgba(0,0,0,.18)}
.header-actions .button-primary:hover{background:#1b1b1b}
.button-secondary{border-color:var(--line-strong);background:#fff}
.button-secondary:hover{border-color:var(--accent);color:var(--accent)}
.button-light:hover{background:var(--accent-soft);color:var(--dark)}
.section-label,.card-kicker{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.14em}
.hero{position:relative;isolation:isolate;overflow:hidden;padding-top:145px;background:linear-gradient(180deg,#f9fcff 0%,#f2f8ff 40%,#fbfdff 74%,#ffffff 100%)}
.hero-iridescence{position:absolute;z-index:0;inset:0;overflow:hidden;opacity:.18;pointer-events:none}
.hero-iridescence canvas{display:block;width:100%;height:100%}
.hero::after{position:absolute;z-index:0;inset:0;background:linear-gradient(to bottom,rgba(255,255,255,0) 46%,rgba(255,255,255,.55) 72%,rgba(255,255,255,.92) 90%,#fff 100%);content:"";pointer-events:none}
.hero-copy,.product-preview{position:relative;z-index:1}
.hero.iridescence-fallback::before{position:absolute;z-index:0;inset:0;background:linear-gradient(180deg,#f9fcff 0%,#f2f8ff 40%,#fbfdff 74%,#ffffff 100%);content:"";pointer-events:none}
.hero-label{border-color:var(--accent-line);background:#fff;color:var(--accent-dark)}
.hero h1 .title-accent,.publishing h2 .title-accent{background:var(--accent-gradient);background-clip:text;-webkit-background-clip:text;color:transparent}
.hero h1 .title-accent{background:none;color:#000;-webkit-text-fill-color:#000}
.hero .button-primary{background:#000;box-shadow:0 8px 20px rgba(0,0,0,.18)}
.hero .button-primary:hover{background:#1b1b1b}
.hero .button-secondary{border-color:#000;color:#000}
.hero .button-secondary:hover{border-color:#000;background:#000;color:#fff}
.product-preview{border-color:#d8e0ec;box-shadow:0 18px 60px rgba(30,55,110,.10)}
.product-preview figcaption{background:#fff;color:#718099;font-size:11px}
.platform-components{padding-top:10px;padding-bottom:100px}
.component-intro h2,.section-heading h2,.publishing h2,.final-cta h2{font-weight:760}
.component-card{border-color:var(--line);background:#fff;box-shadow:0 1px 2px rgba(25,54,100,.025)}
.component-card-wide{background:#fff}
.component-card:hover,.feature-card:hover{box-shadow:0 12px 28px rgba(30,55,110,.07)}
.component-card h3,.feature-card h3{color:var(--ink)}

/* Evidence and measurement */
.measurement{padding:96px 0 104px;background:#fff}
.measurement-heading{margin-bottom:34px}
.measurement-heading h2{margin-top:17px;font-size:clamp(36px,3.8vw,56px);font-weight:760;line-height:1.22;letter-spacing:-.045em}
.measurement-heading .title-accent{background:var(--accent-gradient);background-clip:text;-webkit-background-clip:text;color:transparent}
.measurement-rows{border-top:1px solid var(--line)}
.measurement-row{display:grid;grid-template-columns:minmax(0,.88fr) minmax(360px,1.12fr);align-items:center;gap:clamp(28px,4vw,60px);padding:30px 0;border-bottom:1px solid var(--line)}
.measurement-copy h3{font-size:22px;font-weight:720;line-height:1.4;letter-spacing:-.02em}
.measurement-copy p{max-width:48ch;margin-top:8px;color:var(--muted);font-size:15px;line-height:1.7}
.measurement-visual{min-width:0}
.score-breakdown-track{display:flex;height:14px;overflow:hidden;border-radius:999px;background:#edf2fb}
.score-breakdown-track i:nth-child(1){flex:65;background:#106afe}
.score-breakdown-track i:nth-child(2){flex:20;background:#4a91ff}
.score-breakdown-track i:nth-child(3){flex:15;background:#9bdfff}
.score-breakdown-legend{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:17px}
.score-breakdown-legend>div{display:grid;gap:4px}
.score-breakdown-legend strong{font-size:18px;font-weight:740;line-height:1.2;font-variant-numeric:tabular-nums}
.score-breakdown-legend span{color:var(--muted);font-size:14px;line-height:1.4}
.coverage-demo{padding:18px 21px;border:1px solid #e1e9f4;border-radius:10px;background:#f8faff}
.coverage-demo-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.coverage-demo-heading strong{color:var(--ink);font-size:14px;font-weight:700;line-height:1.4}
.coverage-demo-heading>span{color:var(--muted);font-size:12px;line-height:1.5}
.coverage-demo-matrix{display:grid;grid-template-columns:86px repeat(6,minmax(0,1fr));align-items:center;gap:5px;margin-top:12px}
.coverage-demo-corner{color:var(--muted);font-size:11px;line-height:1.3}
.coverage-demo-platform{display:grid;min-height:28px;place-items:center}
.coverage-demo-platform img{display:block;width:22px;height:22px;object-fit:contain}
.coverage-demo-row-label{color:var(--ink-soft);font-size:12px;font-weight:600;line-height:1.35;white-space:nowrap}
.coverage-demo-matrix>i{display:block;height:23px;border-radius:5px}
.coverage-demo .is-mentioned{border:1px solid #3e8df2;background:#3e8df2}
.coverage-demo .is-unmentioned{border:1px solid #d5e1ef;background:#e9eff7}
.coverage-demo .is-missing{border:1px dashed #cdd9e8;background:#fff}
.coverage-demo-legend{display:flex;flex-wrap:wrap;gap:7px 18px;margin-top:13px}
.coverage-demo-legend span{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;line-height:1.5}
.coverage-demo-legend i{display:block;width:11px;height:11px;border-radius:3px}
.measurement-visual-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:13px}
.measurement-visual-heading strong,.measurement-visual-heading span{font-size:14px;font-weight:650}
.measurement-visual-heading span{color:var(--muted)}
.platform-bars{display:grid;gap:8px}
.platform-bars>div{display:grid;grid-template-columns:88px minmax(0,1fr) 34px;align-items:center;gap:12px;color:var(--ink-soft);font-size:14px;font-weight:600;line-height:1.35}
.platform-bars i{position:relative;display:block;height:9px;overflow:hidden;border-radius:99px;background:#edf1f7}
/* External rules also work under production's style-src 'self' policy. */
.platform-bars i[data-score="97"]{--score:97%}
.platform-bars i[data-score="93"]{--score:93%}
.platform-bars i[data-score="83"]{--score:83%}
.platform-bars i[data-score="78"]{--score:78%}
.platform-bars i[data-score="76"]{--score:76%}
.platform-bars i::after{position:absolute;inset:0 auto 0 0;width:var(--score);border-radius:inherit;background:var(--accent-gradient);content:""}
.platform-bars b{color:var(--ink);font-size:14px;text-align:right;font-variant-numeric:tabular-nums}
.source-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.source-facts>div{display:grid;min-height:78px;align-content:center;gap:8px;padding:13px 16px;border:1px solid #e1e9f4;border-radius:10px;background:#f8faff}
.source-facts strong{font-size:18px;font-weight:740;line-height:1.2}
.source-facts span{color:var(--muted);font-size:14px;line-height:1.35}
.competition-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.competition-facts span{display:grid;min-height:54px;place-items:center;padding:10px 12px;border-radius:8px;background:#f2f6fc;color:var(--ink-soft);font-size:14px;font-weight:650;text-align:center}
.trend-visual{padding:17px 20px;border:1px solid #e1e9f4;border-radius:10px;background:#f8faff}
.trend-range{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px}
.trend-range strong{color:var(--accent-dark);font-size:19px;font-weight:720;font-variant-numeric:tabular-nums}
.trend-range i{position:relative;display:block;height:2px;background:#b9d4ff}
.trend-range i::before,.trend-range i::after{position:absolute;top:50%;width:10px;height:10px;border:2px solid #fff;border-radius:50%;background:var(--accent);box-shadow:0 0 0 1px #b9d4ff;content:"";transform:translateY(-50%)}
.trend-range i::before{left:0}
.trend-range i::after{right:0}
.trend-caption{margin-top:12px;color:var(--muted);font-size:14px}

/* Feature sections */
.capabilities{padding-top:104px;padding-bottom:104px}
.feature-card{border-color:var(--line)}
.feature-card-primary{min-height:350px;border:1px solid #dce5f4;background:#fff}
.feature-card-primary .platform-logo{border:1px solid #e6ecf7;background:#fff}
.feature-illustration-wrap{width:min(42%,500px)}
.feature-illustration{filter:none}
.feature-mark{border-color:var(--accent-line);background:var(--accent-soft)}
.feature-mark.bars i,.feature-mark.compare i,.feature-mark.source i{background:var(--accent-gradient)}
.feature-index{color:#a6b3ca}
.publishing{background:#fff}
.publishing-inner{padding-top:100px;padding-bottom:100px}
.publishing-illustration{width:112%;filter:none}
.publish-counter{right:-8px;bottom:4px;width:112px;height:112px;border:5px solid #fff;background:var(--accent-gradient);box-shadow:0 14px 30px rgba(16,106,254,.22)}
.publish-counter strong{font-size:43px}
.publishing-points span{border-color:var(--accent-line);background:#fff;color:var(--accent-dark);font-size:12px}
.method{padding-top:104px;padding-bottom:104px}
.method-visual img{filter:none}
.workflow li{border-color:var(--line)}
.workflow>li>span{font-size:12px}
.faq{background:#fff}
.faq-inner{padding-top:95px;padding-bottom:104px}
.faq-list details{border-color:#dce5f4}
.final-cta{background:var(--bg)}
.final-inner{background:var(--dark)}
.final-cta .scroll-title .title-accent{color:#fff;-webkit-text-fill-color:#fff}
.site-footer{background:var(--bg)}
.footer-inner{background:var(--dark)}

@media(max-width:680px){
  .site-header{margin-bottom:-57px;background:transparent}
  .hero{padding-top:129px}
  .mobile-nav{background:var(--bg)}
  .platform-components{padding-bottom:70px}
  .measurement{padding:70px 0 76px}
  .measurement-heading h2{font-size:clamp(32px,8.3vw,43px)}
  .measurement-row{grid-template-columns:1fr;gap:18px;padding:24px 0}
  .measurement-copy h3{font-size:20px}
  .measurement-copy p{font-size:15px}
  .score-breakdown-legend{gap:9px}
  .score-breakdown-legend strong{font-size:16px}
  .score-breakdown-legend span,.measurement-visual-heading strong,.measurement-visual-heading span,.platform-bars>div,.platform-bars b,.source-facts span,.competition-facts span,.trend-caption{font-size:14px}
  .source-facts,.competition-facts{gap:8px}
  .source-facts>div{padding:12px}
  .coverage-demo{padding:15px}
  .coverage-demo-matrix{grid-template-columns:70px repeat(6,minmax(0,1fr));gap:4px}
  .coverage-demo-platform img{width:19px;height:19px}
  .coverage-demo-row-label{font-size:11px}
  .capabilities{padding-top:70px;padding-bottom:70px}
  .feature-card.feature-card-primary{background:#fff}
  .feature-illustration-wrap{max-width:none}
  .publishing-inner{padding-top:70px;padding-bottom:70px}
  .publishing-visual{min-height:300px}
  .publish-counter{right:4px;bottom:-4px}
  .method{padding-top:70px;padding-bottom:70px}
  .method-visual{min-height:300px}
  .faq-inner{padding-top:70px;padding-bottom:76px}
}
.footer-mark{display:grid;width:42px;height:42px;place-items:center;border:1px solid rgba(194,210,255,.32);border-radius:9px;background:#1d3560}
.footer-mark span{display:block;width:8px;height:24px;border-radius:3px;background:#9fb7ff;transform:skew(-16deg)}
@media(max-width:680px){
  .feature-illustration-wrap{width:100%}
  .publishing-illustration,.method-visual img{width:100%}
}
/* Body-section headings stay centered and wrap only when the available width requires it. */
.component-intro h2 br,.measurement-heading h2 br,.section-heading h2 br,.publishing-copy h2 br{display:none}
.component-intro{display:block;text-align:center}
.component-intro h2{width:100%;margin-inline:auto}
.measurement-heading{text-align:center}
.section-heading,.section-heading-left,.capabilities .section-heading{max-width:none;margin-inline:auto;text-align:center}
.publishing-copy h2{text-align:left}
.publishing-copy h2 br{display:block}
.publishing h2 .title-accent{white-space:normal}
/* Extracted brand artwork */
.header-brand::before{display:none}
.header-brand img{display:block;width:120px;height:auto}
.footer-brand{display:grid;gap:9px}
.footer-logo{display:inline-flex;width:max-content}
.footer-logo img{display:block;width:170px;height:auto}
@media(max-width:680px){.header-brand img{width:108px}.footer-logo img{width:160px}}

/* Shared public-site navigation */
.desktop-nav a[aria-current="page"],.mobile-nav a[aria-current="page"]{color:var(--accent);font-weight:750}
.mobile-nav .mobile-start{display:flex;width:max-content;min-height:44px;margin-top:14px;padding:0 20px;background:#000;color:#fff}
@media(max-width:920px){.nav-inner{grid-template-columns:1fr auto auto;gap:14px}.menu-button{display:block;justify-self:end}}
@media(max-width:680px){.nav-inner{grid-template-columns:1fr auto}}

/* Co-branded public navigation */
.nav-inner{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)}
.nav-branding{display:flex;align-items:center;gap:14px;min-width:0}
.nav-brand-divider{width:1px;height:26px;flex:none;background:rgba(82,96,120,.28)}
.partner-brand{display:flex;align-items:center;gap:9px;flex:none}
.partner-brand img{display:block;width:26px;height:26px;object-fit:contain;border-radius:4px}
.partner-brand-copy{display:flex;flex-direction:column;gap:3px;color:#526078;font-size:11px;font-weight:600;line-height:1.3;white-space:nowrap}
.partner-brand-copy span:last-child{font-size:10px;font-weight:500;color:#718096}
.desktop-nav{justify-self:center}
@media(max-width:1120px){
  .nav-inner{grid-template-columns:1fr auto auto;gap:14px}
  .desktop-nav{display:none}
  .menu-button{display:block;justify-self:end}
}
@media(max-width:680px){
  .nav-inner{grid-template-columns:1fr auto;gap:10px}
  .nav-branding{gap:9px}
  .header-brand img{width:96px}
  .nav-brand-divider{height:24px}
  .partner-brand{gap:7px}
  .partner-brand img{width:24px;height:24px}
  .partner-brand-copy{font-size:10px;gap:2px}
  .partner-brand-copy span:last-child{font-size:9px}
}
@media(max-width:360px){
  .nav-branding{gap:6px}
  .header-brand img{width:80px}
  .partner-brand{gap:6px}
  .partner-brand img{width:20px;height:20px}
}

/* Mobile navigation: a solid header and a compact menu surface. */
body.menu-open .site-header{border-bottom-color:var(--line);background:#fff;backdrop-filter:none}
body.menu-open::before{position:fixed;z-index:38;inset:0;background:color-mix(in srgb,var(--dark) 22%,transparent);content:"";animation:mobile-nav-shade 220ms ease both}
.menu-button{border-radius:10px;cursor:pointer;transition:background-color 180ms ease}
.menu-button:hover,.menu-button[aria-expanded=true]{background:var(--surface-soft)}
.mobile-nav{display:flex;flex-direction:column;gap:3px;inset:57px 0 auto;max-height:calc(100dvh - 57px);overflow-y:auto;padding:16px max(20px,calc((100vw - 560px)/2)) 22px;border-radius:0 0 18px 18px;background:#fff;box-shadow:0 24px 48px rgba(20,38,69,.12);animation:mobile-nav-enter 220ms var(--ease) both}
.mobile-nav a:not(.mobile-start){display:flex;width:100%;min-height:52px;align-items:center;padding:10px 16px;border-radius:10px;color:var(--ink-soft);font-size:17px;font-weight:620;line-height:1.3;transition:background-color 160ms ease,color 160ms ease}
.mobile-nav a:not(.mobile-start):hover,.mobile-nav a:not(.mobile-start):focus-visible{background:var(--surface-soft);color:var(--ink)}
.mobile-nav a[aria-current="page"]:not(.mobile-start){background:var(--accent-soft);color:var(--accent-dark);font-weight:750}
.mobile-nav .mobile-start{width:100%;min-height:50px;margin-top:18px;padding:0 20px;border-radius:10px;background:var(--ink);box-shadow:none;font-size:15px}
.mobile-nav .mobile-start:hover{background:var(--accent);color:#fff}
@keyframes mobile-nav-enter{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@keyframes mobile-nav-shade{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){body.menu-open::before,.mobile-nav{animation:none}}