/* Adapted from SaaS Design DevTools (MIT). See template-license.txt. */
:root{color-scheme:light;--ink:#181818;--muted:#666970;--line:#e5e6e8;--surface:#f6f7f8;--soft:#fafbfc;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;--mono:ui-monospace,Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:#fff;color:var(--ink);font:400 15px/1.8 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:4px}a:hover{color:#43464b}button{font:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--ink);outline-offset:5px}[hidden]{display:none!important}svg{flex:0 0 auto}.icon{width:18px;height:18px}.wrap{width:min(1152px,calc(100% - 64px));margin-inline:auto}
.skip{position:fixed;top:-100px;left:20px;z-index:100;background:#181818;color:#fff;padding:10px 18px;border-radius:4px}.skip:focus{top:10px}
.site-header{position:sticky;top:0;z-index:30;background:#fffffff5;border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header{display:flex;align-items:center;gap:40px;height:70px}.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-size:18px;line-height:1;font-weight:650;letter-spacing:-.5px;white-space:nowrap}
nav{display:flex;align-items:center;gap:27px}nav a{font-size:13px;text-decoration:none;color:var(--muted)}nav a:hover,nav a[aria-current]{color:var(--ink)}nav a[aria-current]{text-decoration:underline;text-underline-offset:7px}.header-actions{margin-left:auto;display:flex;align-items:center;gap:18px}.header-help{font-size:12px;color:var(--muted);text-decoration:none;white-space:nowrap}
.button{min-height:44px;display:inline-flex;justify-content:center;align-items:center;gap:12px;padding:10px 20px;border:1px solid var(--ink);border-radius:7px;background:var(--ink);color:#fff;text-decoration:none;font-size:13px;line-height:1.5;font-weight:550;white-space:nowrap;transition:background 150ms,box-shadow 150ms}.button:hover{background:#333;color:#fff;box-shadow:0 3px 8px #0000000b}.button .icon{width:15px;height:15px}.button-secondary{background:#fff;border-color:var(--line);color:var(--ink)}.button-secondary:hover{background:var(--surface);color:var(--ink);box-shadow:none}.header .button{min-height:38px;padding:8px 15px;font-size:12px}.menu{display:none;width:40px;height:40px;padding:10px;border:0;background:transparent;cursor:pointer}.menu span{display:block;height:1px;width:18px;margin-block:5px;background:var(--ink)}
.announcement{display:flex;align-items:center;justify-content:center;gap:12px;min-height:40px;padding:7px 20px;text-decoration:none;border-bottom:1px solid var(--line);background:var(--surface);font-size:12px}.announcement-label{background:var(--ink);border-radius:4px;color:#fff;padding:1px 7px;font:10px/1.8 var(--mono)}.announcement .icon{width:14px;height:14px}.site-frame{border-inline:1px solid var(--line)}
.hero{text-align:center;padding:84px 48px 64px;border-bottom:1px solid var(--line)}.eyebrow{font:500 10px/1.7 var(--mono);letter-spacing:.17em;color:var(--muted);margin:0 0 18px}h1,h2,h3{color:var(--ink);text-wrap:balance}h1{margin:0 0 23px;font-size:46px;line-height:1.32;letter-spacing:-1.8px;font-weight:650}.hero h1 span{color:#35373b}.lead{font-size:16px;line-height:1.95;color:var(--muted);margin:0 auto;max-width:680px;text-wrap:pretty}.actions{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:28px}.hero-note{color:var(--muted);font-size:11px;margin:14px 0 0}
.service-strip{display:flex;justify-content:center;gap:60px;border-bottom:1px solid var(--line);padding:24px 30px;color:var(--muted);font-size:12px}.service-strip span{display:flex;gap:9px;align-items:center}.service-strip .icon{width:16px;height:16px}.section{padding:64px 88px;border-bottom:1px solid var(--line)}.section-heading{margin-bottom:30px}.section-heading .eyebrow{margin-bottom:10px}h2{font-size:29px;line-height:1.45;letter-spacing:-.7px;margin:0 0 12px;font-weight:600}.section-heading>p:not(.eyebrow){color:var(--muted);font-size:14px;margin:0}.section-heading.centered{text-align:center}h3{font-size:16px;line-height:1.6;letter-spacing:-.15px;margin:0 0 10px;font-weight:600}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--line)}.feature{padding:26px 25px 28px;background:#fff}.feature-icon{display:grid;place-items:center;width:33px;height:33px;border:1px solid var(--line);background:var(--surface);border-radius:7px;margin-bottom:19px}.feature-icon .icon{width:17px;height:17px}.feature p{margin:0;color:var(--muted);font-size:12px;line-height:1.9}.text-link{display:inline-flex;align-items:center;gap:8px;font-size:12px;text-decoration:none;font-weight:500}.text-link .icon{width:14px;height:14px}.text-link:hover{text-decoration:underline}.section-link{margin-top:22px}
.guide-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:9px;overflow:hidden}.guide-card{display:block;text-decoration:none;padding:29px;transition:background 150ms}.guide-card+.guide-card{border-left:1px solid var(--line)}.guide-card:hover{background:var(--soft);color:var(--ink)}.guide-kicker{font-size:10px;color:var(--muted)}.guide-card h3{margin:14px 0 12px;font-size:17px}.guide-card>p{font-size:12px;color:var(--muted);line-height:1.9;margin:0 0 24px}
.faq-section{display:grid;grid-template-columns:1fr 1.7fr;gap:50px}.faq-section h2{font-size:26px}.faq-section .section-heading>p:not(.eyebrow){font-size:12px}.faq-section .section-heading .text-link{margin-top:22px}.faq details{border-bottom:1px solid var(--line)}.faq details:first-child{border-top:1px solid var(--line)}.faq summary{display:flex;align-items:center;gap:20px;cursor:pointer;padding:18px 0;list-style:none;font-size:12px;line-height:1.8;font-weight:500}.faq summary::-webkit-details-marker{display:none}.faq-plus{position:relative;display:block;width:12px;height:12px;margin-left:auto;flex-shrink:0}.faq-plus:before,.faq-plus:after{content:'';position:absolute;height:1px;width:10px;background:#8b8e94;top:5px;left:1px}.faq-plus:after{transform:rotate(90deg);transition:transform 150ms}.faq details[open] .faq-plus:after{transform:rotate(0)}.faq details>p{margin:0;padding:0 25px 20px 0;font-size:12px;color:var(--muted);line-height:1.95}
.closing{text-align:center;padding:66px 30px 72px}.closing h2{font-size:33px}.closing>p{color:var(--muted);font-size:13px;margin:0}.closing .actions{margin-top:24px}.site-footer{border-top:1px solid var(--line)}.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding:42px 24px 36px}.footer-brand>p{font-size:11px;color:var(--muted);margin:15px 0 7px}.footer-domain{font:10px/1.6 var(--mono);color:#8a8d92}.footer-column{display:flex;flex-direction:column;gap:7px}.footer-column>p{font-size:11px;font-weight:600;margin:0 0 8px}.footer-column a{font-size:11px;color:var(--muted);text-decoration:none}.footer-column a:hover{color:var(--ink);text-decoration:underline}.footer-bottom{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;border-top:1px solid var(--line);color:var(--muted);padding:18px 24px 24px;font-size:10px}.footer-bottom p{margin:0;max-width:650px}.footer-bottom>span{white-space:nowrap}
.page-head{padding:54px 24px 45px;border-bottom:1px solid var(--line)}.crumb{color:var(--muted);font-size:11px;margin:0 0 24px}.crumb a{text-decoration:none}.page-head h1{font-size:36px;margin-bottom:15px}.page-head .lead{margin-left:0;font-size:15px}.subpage-layout{display:grid;grid-template-columns:190px minmax(0,1fr)}.article-nav{padding:36px 24px;border-right:1px solid var(--line);display:flex;align-items:flex-start;flex-direction:column;gap:15px}.article-nav .eyebrow{font-size:9px;letter-spacing:.08em;margin:0 0 8px}.article-nav a{text-decoration:none;color:var(--muted);font-size:12px}.article-nav a:hover{color:var(--ink);text-decoration:underline}.article{min-width:0}.article .section{padding:36px 40px}.article h2{font-size:23px}.article p,.article li{color:#555960;font-size:14px;line-height:1.95}.article .cards{margin-top:24px;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}.article .card{background:#fff;padding:22px}.article .card p{margin:0;font-size:12px}.article .card h3{font-size:15px}.article .card h3 a{text-decoration:none}.article .section:last-child{border-bottom:0}.article .faq{margin-top:20px}.article .faq summary{font-size:14px}.article .faq p{font-size:13px}.subpage>p{margin:35px 64px}.article .button{margin:8px 0}
@media(max-width:1060px){.header{gap:28px}nav{gap:20px}.header-help{display:none}.section{padding-inline:50px}.service-strip{gap:35px}.faq-section{gap:32px;grid-template-columns:1fr 1.5fr}}
@media(max-width:760px){
 .wrap{width:calc(100% - 32px)}.header{height:62px;gap:18px}.brand{font-size:17px}.header-actions{gap:6px}.header .button{min-height:36px;font-size:11px;padding:8px 12px}.header .button .icon{display:none}.menu{display:block}nav{display:none;position:absolute;top:62px;left:0;right:0;padding:18px 24px;background:white;border-bottom:1px solid var(--line)}nav.open{display:grid;grid-template-columns:1fr 1fr;gap:15px}nav a{padding:7px 0;font-size:13px}
 .announcement{gap:8px;font-size:10px;padding:8px 14px}.announcement-label{font-size:8px;white-space:nowrap}.announcement .icon{width:12px}.hero{padding:52px 18px 36px}.eyebrow{font-size:8px;letter-spacing:.14em}h1{font-size:32px;line-height:1.4;letter-spacing:-1.2px;margin-bottom:20px}.lead{font-size:13px;line-height:1.95}.actions{gap:9px;margin-top:23px}.button{font-size:12px;min-height:43px;padding:10px 15px;gap:8px}.hero-note{font-size:9px}
 .service-strip{padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:14px 20px;font-size:10px}.service-strip span{gap:8px}.service-strip .icon{width:14px;height:14px}.section{padding:39px 21px}h2{font-size:24px;line-height:1.5}.section-heading{margin-bottom:24px}.section-heading>p:not(.eyebrow){font-size:12px}.feature-grid{grid-template-columns:1fr 1fr;border-radius:8px}.feature{padding:20px 15px}.feature-icon{width:29px;height:29px;margin-bottom:15px}.feature h3{font-size:13px}.feature p{font-size:11px;line-height:1.85}
 .guide-grid{grid-template-columns:1fr}.guide-card{padding:24px}.guide-card+.guide-card{border-left:0;border-top:1px solid var(--line)}.guide-card h3{font-size:16px}.faq-section{display:block}.faq-section .section-heading{margin-bottom:30px}.faq summary{font-size:12px}.closing{padding:43px 18px 48px}.closing h2{font-size:26px}.closing>p{font-size:12px}.closing .actions{flex-wrap:wrap}.footer-main{grid-template-columns:repeat(3,1fr);gap:27px 13px;padding:32px 6px}.footer-brand{grid-column:1/-1}.footer-brand>p{margin-top:12px}.footer-column{gap:8px}.footer-column a{font-size:10px}.footer-bottom{flex-direction:column;gap:11px;padding:19px 6px 25px;font-size:9px}
 .page-head{padding:36px 23px 30px}.page-head h1{font-size:28px;letter-spacing:-.7px}.page-head .lead{font-size:13px}.subpage-layout{grid-template-columns:1fr}.article-nav{padding:18px 23px;flex-direction:row;flex-wrap:wrap;border-right:0;border-bottom:1px solid var(--line);gap:10px 18px}.article-nav .eyebrow{width:100%}.article-nav a{font-size:11px}.article .section{padding:30px 23px}.article h2{font-size:22px}.article p,.article li{font-size:13px}.article .cards{grid-template-columns:1fr}.subpage>p{margin:30px 23px}
}
@media(max-width:370px){.hero{padding-inline:13px}h1{font-size:28px}.feature-grid{grid-template-columns:1fr}.announcement{font-size:9px;gap:6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}
/* Chinese reading sizes, while retaining the template's compact spacing. */
.feature p{font-size:14px;line-height:1.85}
.guide-card>p{font-size:14px}.guide-kicker{font-size:12px}
.faq summary,.faq details>p{font-size:14px}
.footer-column a{font-size:12px;min-height:28px}.footer-column>p{font-size:12px}
.footer-brand>p,.footer-bottom{font-size:11px}.hero-note{font-size:12px}
@media(max-width:760px){
 .header .button,.menu{min-height:44px}.menu{width:44px}
 .header .button{font-size:12px}.lead{font-size:14px}
 .hero-note{font-size:11px}
 .feature h3{font-size:15px}.feature p{font-size:14px}
 .feature{padding:23px}
 .guide-card>p{font-size:14px}.faq summary,.faq details>p{font-size:14px}
 .faq-section .section-heading>p:not(.eyebrow){font-size:14px}
 .footer-column a{font-size:12px;min-height:36px}
 .footer-bottom{font-size:11px}.footer-column>p{font-size:12px}
 .article p,.article li{font-size:14px}.closing>p{font-size:14px}
}
@media(max-width:600px){.feature-grid{grid-template-columns:1fr}}
@media(max-width:370px){}
.article .cards>.card:last-child:nth-child(odd){grid-column:1/-1}
/* Service strengths are primary information, rather than a row of small badges. */
.hero{padding-bottom:62px}
.benefit-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-bottom:1px solid var(--line)}
.benefit{padding:28px 26px 31px;min-width:0}
.benefit+.benefit{border-left:1px solid var(--line)}
.benefit-kicker{font-size:12px;line-height:1.6;color:var(--muted);margin:0 0 15px}
.benefit-value{display:flex;align-items:center;min-height:63px;font-size:25px;font-weight:650;line-height:1.4;letter-spacing:-.7px;margin:0 0 10px;white-space:nowrap}
.speed-value{gap:6px;letter-spacing:0}
.speed-value strong{font-size:54px;line-height:1;font-weight:650;letter-spacing:-2px}
.speed-value span{font-size:16px;font-weight:500}
.benefit-caption{font-size:12px;line-height:1.85;color:#62666d;margin:0}
/* A clear question header and a separate answer body, including when several are open. */
.faq details,.faq details:first-child{border:1px solid var(--line);border-radius:9px;overflow:hidden;margin-bottom:12px;background:#fff}
.faq summary{font-size:15px;font-weight:600;line-height:1.8;padding:19px 20px;gap:12px;color:var(--ink)}
.faq details[open] summary{background:#f6f7f8;border-bottom:1px solid var(--line)}
.question-text{flex:1;min-width:0}
.faq-answer{display:flex;align-items:flex-start;gap:12px;padding:20px}
.faq-answer p{font-size:14px;line-height:1.95;color:#555960;margin:0}
.faq summary:focus-visible{outline-offset:-4px;border-radius:9px}
@media(max-width:1060px){.benefit{padding:26px 20px}.benefit-value{font-size:21px}.speed-value strong{font-size:48px}.speed-value span{font-size:14px}}
@media(max-width:760px){
 .hero{padding-bottom:42px}
 .benefit-strip{grid-template-columns:1fr 1fr}
 .benefit{padding:23px 18px}
 .benefit:nth-child(3){border-left:0}
 .benefit:nth-child(n+3){border-top:1px solid var(--line)}
 .benefit-kicker{font-size:11px;margin-bottom:11px}
 .benefit-value{font-size:19px;min-height:50px;letter-spacing:-.7px;margin-bottom:7px}
 .speed-value{gap:4px}.speed-value strong{font-size:43px}.speed-value span{font-size:12px;letter-spacing:-.2px}
 .benefit-caption{font-size:12px;line-height:1.8}
 .faq summary{font-size:14px;padding:17px 15px;gap:10px}
 .faq-answer{padding:17px 15px;gap:10px}.faq-answer p{font-size:14px}
}
@media(max-width:370px){.benefit{padding-inline:13px}.benefit-value{font-size:16px}.speed-value strong{font-size:38px}.speed-value span{font-size:11px}}
.brand-logo{display:block;width:30px;height:30px;flex-shrink:0}
.closing-logo{display:block;width:42px;height:42px;margin:0 auto 24px}
@media(max-width:760px){.brand-logo{width:28px;height:28px}}
/* Open composition: spacing and type carry the hierarchy. */
.site-frame,.hero,.section,.page-head,.site-footer,.footer-bottom{border:0}
.site-frame>.content-updated{margin:26px 24px 34px;text-align:center;font-size:11px;line-height:1.8;color:var(--muted)}
.hero{padding-bottom:55px}
.section{padding-top:72px;padding-bottom:72px}
.benefit-strip{border:0;gap:32px;padding:16px 0 12px}
.benefit,.benefit+.benefit{border:0;padding:15px 0 24px}
.feature-grid{border:0;border-radius:0;background:transparent;gap:38px 42px;overflow:visible}
.feature{padding:0;background:transparent}
.feature-icon{border:0;background:none;border-radius:0;width:28px;height:28px;justify-content:start}
.feature-icon .icon{width:23px;height:23px}
.guide-grid{border:0;border-radius:0;gap:42px;overflow:visible}
.guide-card,.guide-card+.guide-card{border:0;padding:0}
.guide-card:hover{background:none}
.home .guide-card{text-align:center}
.home .guide-card>p{max-width:360px;margin-inline:auto}
.footer-column{justify-self:end;align-items:flex-start}
.article .cards{border:0;border-radius:0;gap:28px;background:transparent;overflow:visible}
.article .card{padding:0;background:transparent}
.article-nav{border:0}
.faq details,.faq details:first-child{border:0;border-radius:0;background:none;margin:0 0 26px;overflow:visible}
.faq summary{padding:0 0 12px;font-size:16px;font-weight:600;line-height:1.8;gap:22px}
.faq details[open] summary{background:none;border:0}
.faq-answer{display:block;padding:0 28px 8px 0}
.faq-answer p{font-size:14px;line-height:1.95;font-weight:400;color:#62666d}
.faq summary:focus-visible{outline-offset:5px;border-radius:0}
.faq-plus{width:14px;height:14px}
.opening-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:45px;margin:42px 0 28px;padding:0;list-style:none}
.step-number{display:block;font:400 38px/1.2 var(--mono);letter-spacing:-2px;color:#b9bdc3;margin-bottom:21px}
.opening-steps h3{font-size:18px;font-weight:600;margin:0 0 12px}
.opening-steps p{font-size:14px;line-height:1.95;color:var(--muted);margin:0}
.steps-link{margin-top:12px}
.home .guides-section>.section-heading,.home .faq-section>.section-heading{margin-bottom:42px}
.home .faq-section{display:block}
.home .faq-section>.faq{width:100%;max-width:800px;margin-inline:auto}
.home .section-heading h2{font-size:29px}
.home .section-heading>p:not(.eyebrow){font-size:14px}
.home .faq>details:last-child{margin-bottom:0}
.faq-help{text-align:center;margin:34px 0 0}
@media(max-width:1060px){.benefit-strip{gap:23px}.opening-steps{gap:30px}}
@media(max-width:760px){
 .hero{padding-bottom:32px}.section{padding-top:43px;padding-bottom:43px}
 .home .section-heading h2{font-size:24px}
 .home .section-heading>p:not(.eyebrow){font-size:14px}
 .home .guides-section>.section-heading,.home .faq-section>.section-heading{margin-bottom:32px}
 .benefit-strip{gap:26px 24px;padding:14px 0 16px}
 .benefit,.benefit+.benefit,.benefit:nth-child(n+3){border:0;padding:10px 0}
 .feature-grid{gap:29px}.feature{padding:0}
 .guide-grid{gap:32px}.guide-card,.guide-card+.guide-card{padding:0;border:0}
 .article .cards{gap:26px}.article .card{padding:0}
 .article-nav{border:0}
 .faq summary,.article .faq summary{font-size:15px;padding:0 0 12px;gap:18px}
 .faq-answer{padding:0 16px 5px 0}.faq-answer p{font-size:14px}
 .opening-steps{grid-template-columns:1fr;gap:31px;margin-top:32px}
 .opening-steps li{padding-left:52px;position:relative}
 .step-number{position:absolute;left:0;top:2px;font-size:27px;letter-spacing:-1px}
 .opening-steps h3{font-size:17px;margin-bottom:8px}
 .footer-main{padding-top:43px}
 .footer-column{justify-self:start}
 .footer-column:nth-child(3){justify-self:center}
 .footer-column:last-child{justify-self:end}
}